diff options
| author | Linus Torvalds <torvalds@linux-foundation.org> | 2012-01-14 15:11:19 -0800 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2012-01-14 15:11:19 -0800 |
| commit | 51be08419dc86c72486ac556aa39bc01026a403d (patch) | |
| tree | 50ac35ac89f207d2a732b67eb2f1e9b671e5c064 /drivers/video | |
| parent | ec8013beddd717d1740cfefb1a9b900deef85462 (diff) | |
| parent | f787f32e67e00b072f46b2ae3c454d2c0a1fcdb7 (diff) | |
Merge branch 'fbdev-next' of git://github.com/schandinat/linux-2.6
* 'fbdev-next' of git://github.com/schandinat/linux-2.6: (175 commits)
module_param: make bool parameters really bool (drivers/video/i810)
Revert "atmel_lcdfb: Adjust HFP calculation so it matches the manual."
OMAPDSS: HDMI: Disable DDC internal pull up
OMAPDSS: HDMI: Move duplicate code from boardfile
OMAPDSS: add OrtusTech COM43H4M10XTC display support
OMAP: DSS2: Support for UMSH-8173MD TFT panel
ASoC: OMAP: HDMI: Move HDMI codec trigger function to generic HDMI driver
OMAPDSS: HDMI: Create function to enable HDMI audio
ASoC: OMAP: HDMI: Correct signature of ASoC functions
ASoC: OMAP: HDMI: Introduce driver data for audio codec
grvga: fix section mismatch warnings
video: s3c-fb: Don't keep device runtime active when open
video: s3c-fb: Hold runtime PM references when touching registers
video: s3c-fb: Take a runtime PM reference when unblanked
video: s3c-fb: Disable runtime PM in error paths from probe
video: s3c-fb: Use s3c_fb_enable() to enable the framebuffer
video: s3c-fb: Make runtime PM functional again
drivers/video: fsl-diu-fb: merge fsl_diu_alloc() into map_video_memory()
drivers/video: fsl-diu-fb: add default platform ops functions
drivers/video: fsl-diu-fb: remove broken reference count enabling the display
...
Diffstat (limited to 'drivers/video')
77 files changed, 5632 insertions, 5305 deletions
diff --git a/drivers/video/Kconfig b/drivers/video/Kconfig index acd4ba555e3..6ca0c407c14 100644 --- a/drivers/video/Kconfig +++ b/drivers/video/Kconfig @@ -2413,7 +2413,6 @@ source "drivers/video/omap/Kconfig" source "drivers/video/omap2/Kconfig" source "drivers/video/backlight/Kconfig" -source "drivers/video/display/Kconfig" if VT source "drivers/video/console/Kconfig" diff --git a/drivers/video/Makefile b/drivers/video/Makefile index 9b9d8fff773..142606814d9 100644 --- a/drivers/video/Makefile +++ b/drivers/video/Makefile @@ -13,7 +13,7 @@ fb-objs := $(fb-y) obj-$(CONFIG_VT) += console/ obj-$(CONFIG_LOGO) += logo/ -obj-y += backlight/ display/ +obj-y += backlight/ obj-$(CONFIG_FB_CFB_FILLRECT) += cfbfillrect.o obj-$(CONFIG_FB_CFB_COPYAREA) += cfbcopyarea.o diff --git a/drivers/video/amifb.c b/drivers/video/amifb.c index 5ea6596dd82..f23cae094f1 100644 --- a/drivers/video/amifb.c +++ b/drivers/video/amifb.c @@ -152,10 +152,10 @@ - hsstrt: Start of horizontal synchronization pulse - hsstop: End of horizontal synchronization pulse - - htotal: Last value on the line (i.e. line length = htotal+1) + - htotal: Last value on the line (i.e. line length = htotal + 1) - vsstrt: Start of vertical synchronization pulse - vsstop: End of vertical synchronization pulse - - vtotal: Last line value (i.e. number of lines = vtotal+1) + - vtotal: Last line value (i.e. number of lines = vtotal + 1) - hcenter: Start of vertical retrace for interlace You can specify the blanking timings independently. Currently I just set @@ -184,7 +184,7 @@ clock): - diwstrt_h: Horizontal start of the visible window - - diwstop_h: Horizontal stop+1(*) of the visible window + - diwstop_h: Horizontal stop + 1(*) of the visible window - diwstrt_v: Vertical start of the visible window - diwstop_v: Vertical stop of the visible window - ddfstrt: Horizontal start of display DMA @@ -193,7 +193,7 @@ Sprite positioning: - - sprstrt_h: Horizontal start-4 of sprite + - sprstrt_h: Horizontal start - 4 of sprite - sprstrt_v: Vertical start of sprite (*) Even Commodore did it wrong in the AGA monitor drivers by not adding 1. @@ -212,21 +212,21 @@ display parameters. Here's what I found out: - ddfstrt and ddfstop are best aligned to 64 pixels. - - the chipset needs 64+4 horizontal pixels after the DMA start before the - first pixel is output, so diwstrt_h = ddfstrt+64+4 if you want to - display the first pixel on the line too. Increase diwstrt_h for virtual - screen panning. + - the chipset needs 64 + 4 horizontal pixels after the DMA start before + the first pixel is output, so diwstrt_h = ddfstrt + 64 + 4 if you want + to display the first pixel on the line too. Increase diwstrt_h for + virtual screen panning. - the display DMA always fetches 64 pixels at a time (fmode = 3). - - ddfstop is ddfstrt+#pixels-64. - - diwstop_h = diwstrt_h+xres+1. Because of the additional 1 this can be 1 - more than htotal. + - ddfstop is ddfstrt+#pixels - 64. + - diwstop_h = diwstrt_h + xres + 1. Because of the additional 1 this can + be 1 more than htotal. - hscroll simply adds a delay to the display output. Smooth horizontal - panning needs an extra 64 pixels on the left to prefetch the pixels that - `fall off' on the left. + panning needs an extra 64 pixels on the left to prefetch the pixels that + `fall off' on the left. - if ddfstrt < 192, the sprite DMA cycles are all stolen by the bitplane - DMA, so it's best to make the DMA start as late as possible. + DMA, so it's best to make the DMA start as late as possible. - you really don't want to make ddfstrt < 128, since this will steal DMA - cycles from the other DMA channels (audio, floppy and Chip RAM refresh). + cycles from the other DMA channels (audio, floppy and Chip RAM refresh). - I make diwstop_h and diwstop_v as large as possible. General dependencies @@ -234,8 +234,8 @@ - all values are SHRES pixel (35ns) - table 1:fetchstart table 2:prefetch table 3:fetchsize - ------------------ ---------------- ----------------- + table 1:fetchstart table 2:prefetch table 3:fetchsize + ------------------ ---------------- ----------------- Pixclock # SHRES|HIRES|LORES # SHRES|HIRES|LORES # SHRES|HIRES|LORES -------------#------+-----+------#------+-----+------#------+-----+------ Bus width 1x # 16 | 32 | 64 # 16 | 32 | 64 # 64 | 64 | 64 @@ -245,21 +245,21 @@ - chipset needs 4 pixels before the first pixel is output - ddfstrt must be aligned to fetchstart (table 1) - chipset needs also prefetch (table 2) to get first pixel data, so - ddfstrt = ((diwstrt_h-4) & -fetchstart) - prefetch + ddfstrt = ((diwstrt_h - 4) & -fetchstart) - prefetch - for horizontal panning decrease diwstrt_h - the length of a fetchline must be aligned to fetchsize (table 3) - if fetchstart is smaller than fetchsize, then ddfstrt can a little bit - moved to optimize use of dma (useful for OCS/ECS overscan displays) - - ddfstop is ddfstrt+ddfsize-fetchsize + moved to optimize use of dma (useful for OCS/ECS overscan displays) + - ddfstop is ddfstrt + ddfsize - fetchsize - If C= didn't change anything for AGA, then at following positions the - dma bus is already used: - ddfstrt < 48 -> memory refresh - < 96 -> disk dma - < 160 -> audio dma - < 192 -> sprite 0 dma - < 416 -> sprite dma (32 per sprite) + dma bus is already used: + ddfstrt < 48 -> memory refresh + < 96 -> disk dma + < 160 -> audio dma + < 192 -> sprite 0 dma + < 416 -> sprite dma (32 per sprite) - in accordance with the hardware reference manual a hardware stop is at - 192, but AGA (ECS?) can go below this. + 192, but AGA (ECS?) can go below this. DMA priorities -------------- @@ -269,7 +269,7 @@ the hardware cursor: - if you want to start display DMA too early, you lose the ability to - do smooth horizontal panning (xpanstep 1 -> 64). + do smooth horizontal panning (xpanstep 1 -> 64). - if you want to go even further, you lose the hardware cursor too. IMHO a hardware cursor is more important for X than horizontal scrolling, @@ -286,8 +286,8 @@ Standard VGA timings -------------------- - xres yres left right upper lower hsync vsync - ---- ---- ---- ----- ----- ----- ----- ----- + xres yres left right upper lower hsync vsync + ---- ---- ---- ----- ----- ----- ----- ----- 80x25 720 400 27 45 35 12 108 2 80x30 720 480 27 45 30 9 108 2 @@ -297,8 +297,8 @@ As a comparison, graphics/monitor.h suggests the following: - xres yres left right upper lower hsync vsync - ---- ---- ---- ----- ----- ----- ----- ----- + xres yres left right upper lower hsync vsync + ---- ---- ---- ----- ----- ----- ----- ----- VGA 640 480 52 112 24 19 112 - 2 + VGA70 640 400 52 112 27 21 112 - 2 - @@ -309,10 +309,10 @@ VSYNC HSYNC Vertical size Vertical total ----- ----- ------------- -------------- - + + Reserved Reserved - + - 400 414 - - + 350 362 - - - 480 496 + + + Reserved Reserved + + - 400 414 + - + 350 362 + - - 480 496 Source: CL-GD542X Technical Reference Manual, Cirrus Logic, Oct 1992 @@ -326,33 +326,34 @@ ----------- - a scanline is 64 µs long, of which 52.48 µs are visible. This is about - 736 visible 70 ns pixels per line. + 736 visible 70 ns pixels per line. - we have 625 scanlines, of which 575 are visible (interlaced); after - rounding this becomes 576. + rounding this becomes 576. RETMA -> NTSC ------------- - a scanline is 63.5 µs long, of which 53.5 µs are visible. This is about - 736 visible 70 ns pixels per line. + 736 visible 70 ns pixels per line. - we have 525 scanlines, of which 485 are visible (interlaced); after - rounding this becomes 484. + rounding this becomes 484. Thus if you want a PAL compatible display, you have to do the following: - set the FB_SYNC_BROADCAST flag to indicate that standard broadcast - timings are to be used. - - make sure upper_margin+yres+lower_margin+vsync_len = 625 for an - interlaced, 312 for a non-interlaced and 156 for a doublescanned - display. - - make sure left_margin+xres+right_margin+hsync_len = 1816 for a SHRES, - 908 for a HIRES and 454 for a LORES display. + timings are to be used. + - make sure upper_margin + yres + lower_margin + vsync_len = 625 for an + interlaced, 312 for a non-interlaced and 156 for a doublescanned + display. + - make sure left_margin + xres + right_margin + hsync_len = 1816 for a + SHRES, 908 for a HIRES and 454 for a LORES display. - the left visible part begins at 360 (SHRES; HIRES:180, LORES:90), - left_margin+2*hsync_len must be greater or equal. + left_margin + 2 * hsync_len must be greater or equal. - the upper visible part begins at 48 (interlaced; non-interlaced:24, - doublescanned:12), upper_margin+2*vsync_len must be greater or equal. + doublescanned:12), upper_margin + 2 * vsync_len must be greater or + equal. - ami_encode_var() calculates margins with a hsync of 5320 ns and a vsync - of 4 scanlines + of 4 scanlines The settings for a NTSC compatible display are straightforward. @@ -361,7 +362,7 @@ anything about horizontal/vertical synchronization nor refresh rates. - -- Geert -- + -- Geert -- *******************************************************************************/ @@ -540,45 +541,45 @@ static u_short maxfmode, chipset; * Various macros */ -#define up2(v) (((v)+1) & -2) +#define up2(v) (((v) + 1) & -2) #define down2(v) ((v) & -2) #define div2(v) ((v)>>1) #define mod2(v) ((v) & 1) -#define up4(v) (((v)+3) & -4) +#define up4(v) (((v) + 3) & -4) #define down4(v) ((v) & -4) -#define mul4(v) ((v)<<2) +#define mul4(v) ((v) << 2) #define div4(v) ((v)>>2) #define mod4(v) ((v) & 3) -#define up8(v) (((v)+7) & -8) +#define up8(v) (((v) + 7) & -8) #define down8(v) ((v) & -8) #define div8(v) ((v)>>3) #define mod8(v) ((v) & 7) -#define up16(v) (((v)+15) & -16) +#define up16(v) (((v) + 15) & -16) #define down16(v) ((v) & -16) #define div16(v) ((v)>>4) #define mod16(v) ((v) & 15) -#define up32(v) (((v)+31) & -32) +#define up32(v) (((v) + 31) & -32) #define down32(v) ((v) & -32) #define div32(v) ((v)>>5) #define mod32(v) ((v) & 31) -#define up64(v) (((v)+63) & -64) +#define up64(v) (((v) + 63) & -64) #define down64(v) ((v) & -64) #define div64(v) ((v)>>6) #define mod64(v) ((v) & 63) -#define upx(x,v) (((v)+(x)-1) & -(x)) -#define downx(x,v) ((v) & -(x)) -#define modx(x,v) ((v) & ((x)-1)) +#define upx(x, v) (((v) + (x) - 1) & -(x)) +#define downx(x, v) ((v) & -(x)) +#define modx(x, v) ((v) & ((x) - 1)) /* if x1 is not a constant, this macro won't make real sense :-) */ #ifdef __mc68000__ #define DIVUL(x1, x2) ({int res; asm("divul %1,%2,%3": "=d" (res): \ - "d" (x2), "d" ((long)((x1)/0x100000000ULL)), "0" ((long)(x1))); res;}) + "d" (x2), "d" ((long)((x1) / 0x100000000ULL)), "0" ((long)(x1))); res;}) #else /* We know a bit about the numbers, so we can do it this way */ #define DIVUL(x1, x2) ((((long)((unsigned long long)x1 >> 8) / x2) << 8) + \ @@ -607,7 +608,7 @@ static u_short maxfmode, chipset; #define VIDEOMEMSIZE_ECS_1M (393216) /* ECS (1MB) : max 1024*768*16 */ #define VIDEOMEMSIZE_OCS (262144) /* OCS : max ca. 800*600*16 */ -#define SPRITEMEMSIZE (64*64/4) /* max 64*64*4 */ +#define SPRITEMEMSIZE (64 * 64 / 4) /* max 64*64*4 */ #define DUMMYSPRITEMEMSIZE (8) static u_long spritememory; @@ -634,9 +635,9 @@ static u_long min_fstrt = 192; * Copper Instructions */ -#define CMOVE(val, reg) (CUSTOM_OFS(reg)<<16 | (val)) -#define CMOVE2(val, reg) ((CUSTOM_OFS(reg)+2)<<16 | (val)) -#define CWAIT(x, y) (((y) & 0x1fe)<<23 | ((x) & 0x7f0)<<13 | 0x0001fffe) +#define CMOVE(val, reg) (CUSTOM_OFS(reg) << 16 | (val)) +#define CMOVE2(val, reg) ((CUSTOM_OFS(reg) + 2) << 16 | (val)) +#define CWAIT(x, y) (((y) & 0x1fe) << 23 | ((x) & 0x7f0) << 13 | 0x0001fffe) #define CEND (0xfffffffe) @@ -709,7 +710,7 @@ static u_short *lofsprite, *shfsprite, *dummysprite; * Current Video Mode */ -static struct amifb_par { +struct amifb_par { /* General Values */ @@ -772,15 +773,6 @@ static struct amifb_par { /* Additional AGA Hardware Registers */ u_short fmode; /* vmode */ -} currentpar; - - -static struct fb_info fb_info = { - .fix = { - .id = "Amiga ", - .visual = FB_VISUAL_PSEUDOCOLOR, - .accel = FB_ACCEL_AMIGABLITT - } }; @@ -820,116 +812,123 @@ static u_short is_lace = 0; /* Screen is laced */ static struct fb_videomode ami_modedb[] __initdata = { - /* - * AmigaOS Video Modes - * - * If you change these, make sure to update DEFMODE_* as well! - */ - - { - /* 640x200, 15 kHz, 60 Hz (NTSC) */ - "ntsc", 60, 640, 200, TAG_HIRES, 106, 86, 44, 16, 76, 2, - FB_SYNC_BROADCAST, FB_VMODE_NONINTERLACED | FB_VMODE_YWRAP - }, { - /* 640x400, 15 kHz, 60 Hz interlaced (NTSC) */ - "ntsc-lace", 60, 640, 400, TAG_HIRES, 106, 86, 88, 33, 76, 4, - FB_SYNC_BROADCAST, FB_VMODE_INTERLACED | FB_VMODE_YWRAP - }, { - /* 640x256, 15 kHz, 50 Hz (PAL) */ - "pal", 50, 640, 256, TAG_HIRES, 106, 86, 40, 14, 76, 2, - FB_SYNC_BROADCAST, FB_VMODE_NONINTERLACED | FB_VMODE_YWRAP - }, { - /* 640x512, 15 kHz, 50 Hz interlaced (PAL) */ - "pal-lace", 50, 640, 512, TAG_HIRES, 106, 86, 80, 29, 76, 4, - FB_SYNC_BROADCAST, FB_VMODE_INTERLACED | FB_VMODE_YWRAP - }, { - /* 640x480, 29 kHz, 57 Hz */ - "multiscan", 57, 640, 480, TAG_SHRES, 96, 112, 29, 8, 72, 8, - 0, FB_VMODE_NONINTERLACED | FB_VMODE_YWRAP - }, { - /* 640x960, 29 kHz, 57 Hz interlaced */ - "multiscan-lace", 57, 640, 960, TAG_SHRES, 96, 112, 58, 16, 72, 16, - 0, FB_VMODE_INTERLACED | FB_VMODE_YWRAP - }, { - /* 640x200, 15 kHz, 72 Hz */ - "euro36", 72, 640, 200, TAG_HIRES, 92, 124, 6, 6, 52, 5, - 0, FB_VMODE_NONINTERLACED | FB_VMODE_YWRAP - }, { - /* 640x400, 15 kHz, 72 Hz interlaced */ - "euro36-lace", 72, 640, 400, TAG_HIRES, 92, 124, 12, 12, 52, 10, - 0, FB_VMODE_INTERLACED | FB_VMODE_YWRAP - }, { - /* 640x400, 29 kHz, 68 Hz */ - "euro72", 68, 640, 400, TAG_SHRES, 164, 92, 9, 9, 80, 8, - 0, FB_VMODE_NONINTERLACED | FB_VMODE_YWRAP - }, { - /* 640x800, 29 kHz, 68 Hz interlaced */ - "euro72-lace", 68, 640, 800, TAG_SHRES, 164, 92, 18, 18, 80, 16, - 0, FB_VMODE_INTERLACED | FB_VMODE_YWRAP - }, { - /* 800x300, 23 kHz, 70 Hz */ - "super72", 70, 800, 300, TAG_SHRES, 212, 140, 10, 11, 80, 7, - 0, FB_VMODE_NONINTERLACED | FB_VMODE_YWRAP - }, { - /* 800x600, 23 kHz, 70 Hz interlaced */ - "super72-lace", 70, 800, 600, TAG_SHRES, 212, 140, 20, 22, 80, 14, - 0, FB_VMODE_INTERLACED | FB_VMODE_YWRAP - }, { - /* 640x200, 27 kHz, 57 Hz doublescan */ - "dblntsc", 57, 640, 200, TAG_SHRES, 196, 124, 18, 17, 80, 4, - 0, FB_VMODE_DOUBLE | FB_VMODE_YWRAP - }, { - /* 640x400, 27 kHz, 57 Hz */ - "dblntsc-ff", 57, 640, 400, TAG_SHRES, 196, 124, 36, 35, 80, 7, - 0, FB_VMODE_NONINTERLACED | FB_VMODE_YWRAP - }, { - /* 640x800, 27 kHz, 57 Hz interlaced */ - "dblntsc-lace", 57, 640, 800, TAG_SHRES, 196, 124, 72, 70, 80, 14, - 0, FB_VMODE_INTERLACED | FB_VMODE_YWRAP - }, { - /* 640x256, 27 kHz, 47 Hz doublescan */ - "dblpal", 47, 640, 256, TAG_SHRES, 196, 124, 14, 13, 80, 4, - 0, FB_VMODE_DOUBLE | FB_VMODE_YWRAP - }, { - /* 640x512, 27 kHz, 47 Hz */ - "dblpal-ff", 47, 640, 512, TAG_SHRES, 196, 124, 28, 27, 80, 7, - 0, FB_VMODE_NONINTERLACED | FB_VMODE_YWRAP - }, { - /* 640x1024, 27 kHz, 47 Hz interlaced */ - "dblpal-lace", 47, 640, 1024, TAG_SHRES, 196, 124, 56, 54, 80, 14, - 0, FB_VMODE_INTERLACED | FB_VMODE_YWRAP - }, - - /* - * VGA Video Modes - */ - - { - /* 640x480, 31 kHz, 60 Hz (VGA) */ - "vga", 60, 640, 480, TAG_SHRES, 64, 96, 30, 9, 112, 2, - 0, FB_VMODE_NONINTERLACED | FB_VMODE_YWRAP - }, { - /* 640x400, 31 kHz, 70 Hz (VGA) */ - "vga70", 70, 640, 400, TAG_SHRES, 64, 96, 35, 12, 112, 2, - FB_SYNC_VERT_HIGH_ACT | FB_SYNC_COMP_HIGH_ACT, FB_VMODE_NONINTERLACED | FB_VMODE_YWRAP - }, + /* + * AmigaOS Video Modes + * + * If you change these, make sure to update DEFMODE_* as well! + */ + + { + /* 640x200, 15 kHz, 60 Hz (NTSC) */ + "ntsc", 60, 640, 200, TAG_HIRES, 106, 86, 44, 16, 76, 2, + FB_SYNC_BROADCAST, FB_VMODE_NONINTERLACED | FB_VMODE_YWRAP + }, { + /* 640x400, 15 kHz, 60 Hz interlaced (NTSC) */ + "ntsc-lace", 60, 640, 400, TAG_HIRES, 106, 86, 88, 33, 76, 4, + FB_SYNC_BROADCAST, FB_VMODE_INTERLACED | FB_VMODE_YWRAP + }, { + /* 640x256, 15 kHz, 50 Hz (PAL) */ + "pal", 50, 640, 256, TAG_HIRES, 106, 86, 40, 14, 76, 2, + FB_SYNC_BROADCAST, FB_VMODE_NONINTERLACED | FB_VMODE_YWRAP + }, { + /* 640x512, 15 kHz, 50 Hz interlaced (PAL) */ + "pal-lace", 50, 640, 512, TAG_HIRES, 106, 86, 80, 29, 76, 4, + FB_SYNC_BROADCAST, FB_VMODE_INTERLACED | FB_VMODE_YWRAP + }, { + /* 640x480, 29 kHz, 57 Hz */ + "multiscan", 57, 640, 480, TAG_SHRES, 96, 112, 29, 8, 72, 8, + 0, FB_VMODE_NONINTERLACED | FB_VMODE_YWRAP + }, { + /* 640x960, 29 kHz, 57 Hz interlaced */ + "multiscan-lace", 57, 640, 960, TAG_SHRES, 96, 112, 58, 16, 72, + 16, + 0, FB_VMODE_INTERLACED | FB_VMODE_YWRAP + }, { + /* 640x200, 15 kHz, 72 Hz */ + "euro36", 72, 640, 200, TAG_HIRES, 92, 124, 6, 6, 52, 5, + 0, FB_VMODE_NONINTERLACED | FB_VMODE_YWRAP + }, { + /* 640x400, 15 kHz, 72 Hz interlaced */ + "euro36-lace", 72, 640, 400, TAG_HIRES, 92, 124, 12, 12, 52, + 10, + 0, FB_VMODE_INTERLACED | FB_VMODE_YWRAP + }, { + /* 640x400, 29 kHz, 68 Hz */ + "euro72", 68, 640, 400, TAG_SHRES, 164, 92, 9, 9, 80, 8, + 0, FB_VMODE_NONINTERLACED | FB_VMODE_YWRAP + }, { + /* 640x800, 29 kHz, 68 Hz interlaced */ + "euro72-lace", 68, 640, 800, TAG_SHRES, 164, 92, 18, 18, 80, + 16, + 0, FB_VMODE_INTERLACED | FB_VMODE_YWRAP + }, { + /* 800x300, 23 kHz, 70 Hz */ + "super72", 70, 800, 300, TAG_SHRES, 212, 140, 10, 11, 80, 7, + 0, FB_VMODE_NONINTERLACED | FB_VMODE_YWRAP + }, { + /* 800x600, 23 kHz, 70 Hz interlaced */ + "super72-lace", 70, 800, 600, TAG_SHRES, 212, 140, 20, 22, 80, + 14, + 0, FB_VMODE_INTERLACED | FB_VMODE_YWRAP + }, { + /* 640x200, 27 kHz, 57 Hz doublescan */ + "dblntsc", 57, 640, 200, TAG_SHRES, 196, 124, 18, 17, 80, 4, + 0, FB_VMODE_DOUBLE | FB_VMODE_YWRAP + }, { + /* 640x400, 27 kHz, 57 Hz */ + "dblntsc-ff", 57, 640, 400, TAG_SHRES, 196, 124, 36, 35, 80, 7, + 0, FB_VMODE_NONINTERLACED | FB_VMODE_YWRAP + }, { + /* 640x800, 27 kHz, 57 Hz interlaced */ + "dblntsc-lace", 57, 640, 800, TAG_SHRES, 196, 124, 72, 70, 80, + 14, + 0, FB_VMODE_INTERLACED | FB_VMODE_YWRAP + }, { + /* 640x256, 27 kHz, 47 Hz doublescan */ + "dblpal", 47, 640, 256, TAG_SHRES, 196, 124, 14, 13, 80, 4, + 0, FB_VMODE_DOUBLE | FB_VMODE_YWRAP + }, { + /* 640x512, 27 kHz, 47 Hz */ + "dblpal-ff", 47, 640, 512, TAG_SHRES, 196, 124, 28, 27, 80, 7, + 0, FB_VMODE_NONINTERLACED | FB_VMODE_YWRAP + }, { + /* 640x1024, 27 kHz, 47 Hz interlaced */ + "dblpal-lace", 47, 640, 1024, TAG_SHRES, 196, 124, 56, 54, 80, + 14, + 0, FB_VMODE_INTERLACED | FB_VMODE_YWRAP + }, + + /* + * VGA Video Modes + */ + + { + /* 640x480, 31 kHz, 60 Hz (VGA) */ + "vga", 60, 640, 480, TAG_SHRES, 64, 96, 30, 9, 112, 2, + 0, FB_VMODE_NONINTERLACED | FB_VMODE_YWRAP + }, { + /* 640x400, 31 kHz, 70 Hz (VGA) */ + "vga70", 70, 640, 400, TAG_SHRES, 64, 96, 35, 12, 112, 2, + FB_SYNC_VERT_HIGH_ACT | FB_SYNC_COMP_HIGH_ACT, + FB_VMODE_NONINTERLACED | FB_VMODE_YWRAP + }, #if 0 - /* - * A2024 video modes - * These modes don't work yet because there's no A2024 driver. - */ - - { - /* 1024x800, 10 Hz */ - "a2024-10", 10, 1024, 800, TAG_HIRES, 0, 0, 0, 0, 0, 0, - 0, FB_VMODE_NONINTERLACED | FB_VMODE_YWRAP - }, { - /* 1024x800, 15 Hz */ - "a2024-15", 15, 1024, 800, TAG_HIRES, 0, 0, 0, 0, 0, 0, - 0, FB_VMODE_NONINTERLACED | FB_VMODE_YWRAP - } + /* + * A2024 video modes + * These modes don't work yet because there's no A2024 driver. + */ + + { + /* 1024x800, 10 Hz */ + "a2024-10", 10, 1024, 800, TAG_HIRES, 0, 0, 0, 0, 0, 0, + 0, FB_VMODE_NONINTERLACED | FB_VMODE_YWRAP + }, { + /* 1024x800, 15 Hz */ + "a2024-15", 15, 1024, 800, TAG_HIRES, 0, 0, 0, 0, 0, 0, + 0, FB_VMODE_NONINTERLACED | FB_VMODE_YWRAP + } #endif }; @@ -953,6 +952,11 @@ static int round_down_bpp = 1; /* for mode probing */ static int amifb_ilbm = 0; /* interleaved or normal bitplanes */ static int amifb_inverse = 0; +static u32 amifb_hfmin __initdata; /* monitor hfreq lower limit (Hz) */ +static u32 amifb_hfmax __initdata; /* monitor hfreq upper limit (Hz) */ +static u16 amifb_vfmin __initdata; /* monitor vfreq lower limit (Hz) */ +static u16 amifb_vfmax __initdata; /* monitor vfreq upper limit (Hz) */ + /* * Macros for the conversion from real world values to hardware register @@ -992,19 +996,20 @@ static int amifb_inverse = 0; /* bplcon1 (smooth scrolling) */ #define hscroll2hw(hscroll) \ - (((hscroll)<<12 & 0x3000) | ((hscroll)<<8 & 0xc300) | \ - ((hscroll)<<4 & 0x0c00) | ((hscroll)<<2 & 0x00f0) | ((hscroll)>>2 & 0x000f)) + (((hscroll) << 12 & 0x3000) | ((hscroll) << 8 & 0xc300) | \ + ((hscroll) << 4 & 0x0c00) | ((hscroll) << 2 & 0x00f0) | \ + ((hscroll)>>2 & 0x000f)) /* diwstrt/diwstop/diwhigh (visible display window) */ #define diwstrt2hw(diwstrt_h, diwstrt_v) \ - (((diwstrt_v)<<7 & 0xff00) | ((diwstrt_h)>>2 & 0x00ff)) + (((diwstrt_v) << 7 & 0xff00) | ((diwstrt_h)>>2 & 0x00ff)) #define diwstop2hw(diwstop_h, diwstop_v) \ - (((diwstop_v)<<7 & 0xff00) | ((diwstop_h)>>2 & 0x00ff)) + (((diwstop_v) << 7 & 0xff00) | ((diwstop_h)>>2 & 0x00ff)) #define diwhigh2hw(diwstrt_h, diwstrt_v, diwstop_h, diwstop_v) \ - (((diwstop_h)<<3 & 0x2000) | ((diwstop_h)<<11 & 0x1800) | \ + (((diwstop_h) << 3 & 0x2000) | ((diwstop_h) << 11 & 0x1800) | \ ((diwstop_v)>>1 & 0x0700) | ((diwstrt_h)>>5 & 0x0020) | \ - ((diwstrt_h)<<3 & 0x0018) | ((diwstrt_v)>>9 & 0x0007)) + ((diwstrt_h) << 3 & 0x0018) | ((diwstrt_v)>>9 & 0x0007)) /* ddfstrt/ddfstop (display DMA) */ @@ -1015,38 +1020,39 @@ static int amifb_inverse = 0; #define hsstrt2hw(hsstrt) (div8(hsstrt)) #define hsstop2hw(hsstop) (div8(hsstop)) -#define htotal2hw(htotal) (div8(htotal)-1) +#define htotal2hw(htotal) (div8(htotal) - 1) #define vsstrt2hw(vsstrt) (div2(vsstrt)) #define vsstop2hw(vsstop) (div2(vsstop)) -#define vtotal2hw(vtotal) (div2(vtotal)-1) +#define vtotal2hw(vtotal) (div2(vtotal) - 1) #define hcenter2hw(htotal) (div8(htotal)) /* hbstrt/hbstop/vbstrt/vbstop (blanking timings) */ -#define hbstrt2hw(hbstrt) (((hbstrt)<<8 & 0x0700) | ((hbstrt)>>3 & 0x00ff)) -#define hbstop2hw(hbstop) (((hbstop)<<8 & 0x0700) | ((hbstop)>>3 & 0x00ff)) +#define hbstrt2hw(hbstrt) (((hbstrt) << 8 & 0x0700) | ((hbstrt)>>3 & 0x00ff)) +#define hbstop2hw(hbstop) (((hbstop) << 8 & 0x0700) | ((hbstop)>>3 & 0x00ff)) #define vbstrt2hw(vbstrt) (div2(vbstrt)) #define vbstop2hw(vbstop) (div2(vbstop)) /* colour */ #define rgb2hw8_high(red, green, blue) \ - (((red & 0xf0)<<4) | (green & 0xf0) | ((blue & 0xf0)>>4)) + (((red & 0xf0) << 4) | (green & 0xf0) | ((blue & 0xf0)>>4)) #define rgb2hw8_low(red, green, blue) \ - (((red & 0x0f)<<8) | ((green & 0x0f)<<4) | (blue & 0x0f)) + (((red & 0x0f) << 8) | ((green & 0x0f) << 4) | (blue & 0x0f)) #define rgb2hw4(red, green, blue) \ - (((red & 0xf0)<<4) | (green & 0xf0) | ((blue & 0xf0)>>4)) + (((red & 0xf0) << 4) | (green & 0xf0) | ((blue & 0xf0)>>4)) #define rgb2hw2(red, green, blue) \ - (((red & 0xc0)<<4) | (green & 0xc0) | ((blue & 0xc0)>>4)) + (((red & 0xc0) << 4) | (green & 0xc0) | ((blue & 0xc0)>>4)) /* sprpos/sprctl (sprite positioning) */ #define spr2hw_pos(start_v, start_h) \ - (((start_v)<<7&0xff00) | ((start_h)>>3&0x00ff)) + (((start_v) << 7 & 0xff00) | ((start_h)>>3 & 0x00ff)) #define spr2hw_ctl(start_v, start_h, stop_v) \ - (((stop_v)<<7&0xff00) | ((start_v)>>4&0x0040) | ((stop_v)>>5&0x0020) | \ - ((start_h)<<3&0x0018) | ((start_v)>>7&0x0004) | ((stop_v)>>8&0x0002) | \ - ((start_h)>>2&0x0001)) + (((stop_v) << 7 & 0xff00) | ((start_v)>>4 & 0x0040) | \ + ((stop_v)>>5 & 0x0020) | ((start_h) << 3 & 0x0018) | \ + ((start_v)>>7 & 0x0004) | ((stop_v)>>8 & 0x0002) | \ + ((start_h)>>2 & 0x0001)) /* get current vertical position of beam */ #define get_vbpos() ((u_short)((*(u_long volatile *)&custom.vposr >> 7) & 0xffe)) @@ -1055,7 +1061,7 @@ static int amifb_inverse = 0; * Copper Initialisation List */ -#define COPINITSIZE (sizeof(copins)*40) +#define COPINITSIZE (sizeof(copins) * 40) enum { cip_bplcon0 @@ -1066,7 +1072,7 @@ enum { * Don't change the order, build_copper()/rebuild_copper() rely on this */ -#define COPLISTSIZE (sizeof(copins)*64) +#define COPLISTSIZE (sizeof(copins) * 64) enum { cop_wait, cop_bplcon0, @@ -1108,82 +1114,1199 @@ static u_short sprfetchmode[3] = { }; +/* --------------------------- Hardware routines --------------------------- */ + /* - * Interface used by the world + * Get the video params out of `var'. If a value doesn't fit, round + * it up, if it's too big, return -EINVAL. */ -int amifb_setup(char*); +static int ami_decode_var(struct fb_var_screeninfo *var, struct amifb_par *par, + const struct fb_info *info) +{ + u_short clk_shift, line_shift; + u_long maxfetchstop, fstrt, fsize, fconst, xres_n, yres_n; + u_int htotal, vtotal; -static int amifb_check_var(struct fb_var_screeninfo *var, - struct fb_info *info); -static int amifb_set_par(struct fb_info *info); -static int amifb_setcolreg(unsigned regno, unsigned red, unsigned green, - unsigned blue, unsigned transp, - struct fb_info *info); -static int amifb_blank(int blank, struct fb_info *info); -static int amifb_pan_display(struct fb_var_screeninfo *var, - struct fb_info *info); -static void amifb_fillrect(struct fb_info *info, - const struct fb_fillrect *rect); -static void amifb_copyarea(struct fb_info *info, - const struct fb_copyarea *region); -static void amifb_imageblit(struct fb_info *info, - const struct fb_image *image); -static int amifb_ioctl(struct fb_info *info, unsigned int cmd, unsigned long arg); + /* + * Find a matching Pixel Clock + */ + for (clk_shift = TAG_SHRES; clk_shift <= TAG_LORES; clk_shift++) + if (var->pixclock <= pixclock[clk_shift]) + break; + if (clk_shift > TAG_LORES) { + DPRINTK("pixclock too high\n"); + return -EINVAL; + } + par->clk_shift = clk_shift; /* - * Interface to the low level console driver + * Check the Geometry Values */ -static void amifb_deinit(struct platform_device *pdev); + if ((par->xres = var->xres) < 64) + par->xres = 64; + if ((par->yres = var->yres) < 64) + par->yres = 64; + if ((par->vxres = var->xres_virtual) < par->xres) + par->vxres = par->xres; + if ((par->vyres = var->yres_virtual) < par->yres) + par->vyres = par->yres; + + par->bpp = var->bits_per_pixel; + if (!var->nonstd) { + if (par->bpp < 1) + par->bpp = 1; + if (par->bpp > maxdepth[clk_shift]) { + if (round_down_bpp && maxdepth[clk_shift]) + par->bpp = maxdepth[clk_shift]; + else { + DPRINTK("invalid bpp\n"); + return -EINVAL; + } + } + } else if (var->nonstd == FB_NONSTD_HAM) { + if (par->bpp < 6) + par->bpp = 6; + if (par->bpp != 6) { + if (par->bpp < 8) + par->bpp = 8; + if (par->bpp != 8 || !IS_AGA) { + DPRINTK("invalid bpp for ham mode\n"); + return -EINVAL; + } + } + } else { + DPRINTK("unknown nonstd mode\n"); + return -EINVAL; + } /* - * Internal routines + * FB_VMODE_SMOOTH_XPAN will be cleared, if one of the folloing + * checks failed and smooth scrolling is not possible */ -static int flash_cursor(void); -static irqreturn_t amifb_interrupt(int irq, void *dev_id); -static u_long chipalloc(u_long size); -static void chipfree(void); + par->vmode = var->vmode | FB_VMODE_SMOOTH_XPAN; + switch (par->vmode & FB_VMODE_MASK) { + case FB_VMODE_INTERLACED: + line_shift = 0; + break; + case FB_VMODE_NONINTERLACED: + line_shift = 1; + break; + case FB_VMODE_DOUBLE: + if (!IS_AGA) { + DPRINTK("double mode only possible with aga\n"); + return -EINVAL; + } + line_shift = 2; + break; + default: + DPRINTK("unknown video mode\n"); + return -EINVAL; + break; + } + par->line_shift = line_shift; /* - * Hardware routines + * Vertical and Horizontal Timings */ -static int ami_decode_var(struct fb_var_screeninfo *var, - struct amifb_par *par); -static int ami_encode_var(struct fb_var_screeninfo *var, - struct amifb_par *par); -static void ami_pan_var(struct fb_var_screeninfo *var); -static int ami_update_par(void); -static void ami_update_display(void); -static void ami_init_display(void); -static void ami_do_blank(void); -static int ami_get_fix_cursorinfo(struct fb_fix_cursorinfo *fix); -static int ami_get_var_cursorinfo(struct fb_var_cursorinfo *var, u_char __user *data); -static int ami_set_var_cursorinfo(struct fb_var_cursorinfo *var, u_char __user *data); -static int ami_get_cursorstate(struct fb_cursorstate *state); -static int ami_set_cursorstate(struct fb_cursorstate *state); -static void ami_set_sprite(void); -static void ami_init_copper(void); -static void ami_reinit_copper(void); -static void ami_build_copper(void); -static void ami_rebuild_copper(void); + xres_n = par->xres << clk_shift; + yres_n = par->yres << line_shift; + par->htotal = down8((var->left_margin + par->xres + var->right_margin + + var->hsync_len) << clk_shift); + par->vtotal = + down2(((var->upper_margin + par->yres + var->lower_margin + + var->vsync_len) << line_shift) + 1); + if (IS_AGA) + par->bplcon3 = sprpixmode[clk_shift]; + else + par->bplcon3 = 0; + if (var->sync & FB_SYNC_BROADCAST) { + par->diwstop_h = par->htotal - + ((var->right_margin - var->hsync_len) << clk_shift); + if (IS_AGA) + par->diwstop_h += mod4(var->hsync_len); + else + par->diwstop_h = down4(par->diwstop_h); + + par->diwstrt_h = par->diwstop_h - xres_n; + par->diwstop_v = par->vtotal - + ((var->lower_margin - var->vsync_len) << line_shift); + par->diwstrt_v = par->diwstop_v - yres_n; + if (par->diwstop_h >= par->htotal + 8) { + DPRINTK("invalid diwstop_h\n"); + return -EINVAL; + } + if (par->diwstop_v > par->vtotal) { + DPRINTK("invalid diwstop_v\n"); + return -EINVAL; + } + + if (!IS_OCS) { + /* Initialize sync with some reasonable values for pwrsave */ + par->hsstrt = 160; + par->hsstop = 320; + par->vsstrt = 30; + par->vsstop = 34; + } else { + par->hsstrt = 0; + par->hsstop = 0; + par->vsstrt = 0; + par->vsstop = 0; + } + if (par->vtotal > (PAL_VTOTAL + NTSC_VTOTAL) / 2) { + /* PAL video mode */ + if (par->htotal != PAL_HTOTAL) { + DPRINTK("htotal invalid for pal\n"); + return -EINVAL; + } + if (par->diwstrt_h < PAL_DIWSTRT_H) { + DPRINTK("diwstrt_h too low for pal\n"); + return -EINVAL; + } + if (par->diwstrt_v < PAL_DIWSTRT_V) { + DPRINTK("diwstrt_v too low for pal\n"); + return -EINVAL; + } + htotal = PAL_HTOTAL>>clk_shift; + vtotal = PAL_VTOTAL>>1; + if (!IS_OCS) { + par->beamcon0 = BMC0_PAL; + par->bplcon3 |= BPC3_BRDRBLNK; + } else if (AMIGAHW_PRESENT(AGNUS_HR_PAL) || + AMIGAHW_PRESENT(AGNUS_HR_NTSC)) { + par->beamcon0 = BMC0_PAL; + par->hsstop = 1; + } else if (amiga_vblank != 50) { + DPRINTK("pal not supported by this chipset\n"); + return -EINVAL; + } + } else { + /* NTSC video mode + * In the AGA chipset seems to be hardware bug with BPC3_BRDRBLNK + * and NTSC activated, so than better let diwstop_h <= 1812 + */ + if (par->htotal != NTSC_HTOTAL) { + DPRINTK("htotal invalid for ntsc\n"); + return -EINVAL; + } + if (par->diwstrt_h < NTSC_DIWSTRT_H) { + DPRINTK("diwstrt_h too low for ntsc\n"); + return -EINVAL; + } + if (par->diwstrt_v < NTSC_DIWSTRT_V) { + DPRINTK("diwstrt_v too low for ntsc\n"); + return -EINVAL; + } + htotal = NTSC_HTOTAL>>clk_shift; + vtotal = NTSC_VTOTAL>>1; + if (!IS_OCS) { + par->beamcon0 = 0; + par->bplcon3 |= BPC3_BRDRBLNK; + } else if (AMIGAHW_PRESENT(AGNUS_HR_PAL) || + AMIGAHW_PRESENT(AGNUS_HR_NTSC)) { + par->beamcon0 = 0; + par->hsstop = 1; + } else if (amiga_vblank != 60) { + DPRINTK("ntsc not supported by this chipset\n"); + return -EINVAL; + } + } + if (IS_OCS) { + if (par->diwstrt_h >= 1024 || par->diwstop_h < 1024 || + par->diwstrt_v >= 512 || par->diwstop_v < 256) { + DPRINTK("invalid position for display on ocs\n"); + return -EINVAL; + } + } + } else if (!IS_OCS) { + /* Programmable video mode */ + par->hsstrt = var->right_margin << clk_shift; + par->hsstop = (var->right_margin + var->hsync_len) << clk_shift; + par->diwstop_h = par->htotal - mod8(par->hsstrt) + 8 - (1 << clk_shift); + if (!IS_AGA) + par->diwstop_h = down4(par->diwstop_h) - 16; + par->diwstrt_h = par->diwstop_h - xres_n; + par->hbstop = par->diwstrt_h + 4; + par->hbstrt = par->diwstop_h + 4; + if (par->hbstrt >= par->htotal + 8) + par->hbstrt -= par->htotal; + par->hcenter = par->hsstrt + (par->htotal >> 1); + par->vsstrt = var->lower_margin << line_shift; + par->vsstop = (var->lower_margin + var->vsync_len) << line_shift; + par->diwstop_v = par->vtotal; + if ((par->vmode & FB_VMODE_MASK) == FB_VMODE_INTERLACED) + par->diwstop_v -= 2; + par->diwstrt_v = par->diwstop_v - yres_n; + par->vbstop = par->diwstrt_v - 2; + par->vbstrt = par->diwstop_v - 2; + if (par->vtotal > 2048) { + DPRINTK("vtotal too high\n"); + return -EINVAL; + } + if (par->htotal > 2048) { + DPRINTK("htotal too high\n"); + return -EINVAL; + } + par->bplcon3 |= BPC3_EXTBLKEN; + par->beamcon0 = BMC0_HARDDIS | BMC0_VARVBEN | BMC0_LOLDIS | + BMC0_VARVSYEN | BMC0_VARHSYEN | BMC0_VARBEAMEN | + BMC0_PAL | BMC0_VARCSYEN; + if (var->sync & FB_SYNC_HOR_HIGH_ACT) + par->beamcon0 |= BMC0_HSYTRUE; + if (var->sync & FB_SYNC_VERT_HIGH_ACT) + par->beamcon0 |= BMC0_VSYTRUE; + if (var->sync & FB_SYNC_COMP_HIGH_ACT) + par->beamcon0 |= BMC0_CSYTRUE; + htotal = par->htotal>>clk_shift; + vtotal = par->vtotal>>1; + } else { + DPRINTK("only broadcast modes possible for ocs\n"); + return -EINVAL; + } + + /* + * Checking the DMA timing + */ + + fconst = 16 << maxfmode << clk_shift; + + /* + * smallest window start value without turn off other dma cycles + * than sprite1-7, unless you change min_fstrt + */ + + + fsize = ((maxfmode + clk_shift <= 1) ? fconst : 64); + fstrt = downx(fconst, par->diwstrt_h - 4) - fsize; + if (fstrt < min_fstrt) { + DPRINTK("fetch start too low\n"); + return -EINVAL; + } + + /* + * smallest window start value where smooth scrolling is possible + */ + + fstrt = downx(fconst, par->diwstrt_h - fconst + (1 << clk_shift) - 4) - + fsize; + if (fstrt < min_fstrt) + par->vmode &= ~FB_VMODE_SMOOTH_XPAN; + + maxfetchstop = down16(par->htotal - 80); + + fstrt = downx(fconst, par->diwstrt_h - 4) - 64 - fconst; + fsize = upx(fconst, xres_n + + modx(fconst, downx(1 << clk_shift, par->diwstrt_h - 4))); + if (fstrt + fsize > maxfetchstop) + par->vmode &= ~FB_VMODE_SMOOTH_XPAN; + + fsize = upx(fconst, xres_n); + if (fstrt + fsize > maxfetchstop) { + DPRINTK("fetch stop too high\n"); + return -EINVAL; + } + + if (maxfmode + clk_shift <= 1) { + fsize = up64(xres_n + fconst - 1); + if (min_fstrt + fsize - 64 > maxfetchstop) + par->vmode &= ~FB_VMODE_SMOOTH_XPAN; + + fsize = up64(xres_n); + if (min_fstrt + fsize - 64 > maxfetchstop) { + DPRINTK("fetch size too high\n"); + return -EINVAL; + } + + fsize -= 64; + } else + fsize -= fconst; + + /* + * Check if there is enough time to update the bitplane pointers for ywrap + */ + + if (par->htotal - fsize - 64 < par->bpp * 64) + par->vmode &= ~FB_VMODE_YWRAP; + + /* + * Bitplane calculations and check the Memory Requirements + */ + + if (amifb_ilbm) { + par->next_plane = div8(upx(16 << maxfmode, par->vxres)); + par->next_line = par->bpp * par->next_plane; + if (par->next_line * par->vyres > info->fix.smem_len) { + DPRINTK("too few video mem\n"); + return -EINVAL; + } + } else { + par->next_line = div8(upx(16 << maxfmode, par->vxres)); + par->next_plane = par->vyres * par->next_line; + if (par->next_plane * par->bpp > info->fix.smem_len) { + DPRINTK("too few video mem\n"); + return -EINVAL; + } + } + + /* + * Hardware Register Values + */ + + par->bplcon0 = BPC0_COLOR | bplpixmode[clk_shift]; + if (!IS_OCS) + par->bplcon0 |= BPC0_ECSENA; + if (par->bpp == 8) + par->bplcon0 |= BPC0_BPU3; + else + par->bplcon0 |= par->bpp << 12; + if (var->nonstd == FB_NONSTD_HAM) + par->bplcon0 |= BPC0_HAM; + if (var->sync & FB_SYNC_EXT) + par->bplcon0 |= BPC0_ERSY; + + if (IS_AGA) + par->fmode = bplfetchmode[maxfmode]; + + switch (par->vmode & FB_VMODE_MASK) { + case FB_VMODE_INTERLACED: + par->bplcon0 |= BPC0_LACE; + break; + case FB_VMODE_DOUBLE: + if (IS_AGA) + par->fmode |= FMODE_SSCAN2 | FMODE_BSCAN2; + break; + } + + if (!((par->vmode ^ var->vmode) & FB_VMODE_YWRAP)) { + par->xoffset = var->xoffset; + par->yoffset = var->yoffset; + if (par->vmode & FB_VMODE_YWRAP) { + if (par->xoffset || par->yoffset < 0 || + par->yoffset >= par->vyres) + par->xoffset = par->yoffset = 0; + } else { + if (par->xoffset < 0 || + par->xoffset > upx(16 << maxfmode, par->vxres - par->xres) || + par->yoffset < 0 || par->yoffset > par->vyres - par->yres) + par->xoffset = par->yoffset = 0; + } + } else + par->xoffset = par->yoffset = 0; + + par->crsr.crsr_x = par->crsr.crsr_y = 0; + par->crsr.spot_x = par->crsr.spot_y = 0; + par->crsr.height = par->crsr.width = 0; + + return 0; +} + + /* + * Fill the `var' structure based on the values in `par' and maybe + * other values read out of the hardware. + */ + +static void ami_encode_var(struct fb_var_screeninfo *var, + struct amifb_par *par) +{ + u_short clk_shift, line_shift; + + memset(var, 0, sizeof(struct fb_var_screeninfo)); + + clk_shift = par->clk_shift; + line_shift = par->line_shift; + + var->xres = par->xres; + var->yres = par->yres; + var->xres_virtual = par->vxres; + var->yres_virtual = par->vyres; + var->xoffset = par->xoffset; + var->yoffset = par->yoffset; + + var->bits_per_pixel = par->bpp; + var->grayscale = 0; + + var->red.offset = 0; + var->red.msb_right = 0; + var->red.length = par->bpp; + if (par->bplcon0 & BPC0_HAM) + var->red.length -= 2; + var->blue = var->green = var->red; + var->transp.offset = 0; + var->transp.length = 0; + var->transp.msb_right = 0; + + if (par->bplcon0 & BPC0_HAM) + var->nonstd = FB_NONSTD_HAM; + else + var->nonstd = 0; + var->activate = 0; + + var->height = -1; + var->width = -1; + + var->pixclock = pixclock[clk_shift]; + + if (IS_AGA && par->fmode & FMODE_BSCAN2) + var->vmode = FB_VMODE_DOUBLE; + else if (par->bplcon0 & BPC0_LACE) + var->vmode = FB_VMODE_INTERLACED; + else + var->vmode = FB_VMODE_NONINTERLACED; + + if (!IS_OCS && par->beamcon0 & BMC0_VARBEAMEN) { + var->hsync_len = (par->hsstop - par->hsstrt)>>clk_shift; + var->right_margin = par->hsstrt>>clk_shift; + var->left_margin = (par->htotal>>clk_shift) - var->xres - var->right_margin - var->hsync_len; + var->vsync_len = (par->vsstop - par->vsstrt)>>line_shift; + var->lower_margin = par->vsstrt>>line_shift; + var->upper_margin = (par->vtotal>>line_shift) - var->yres - var->lower_margin - var->vsync_len; + var->sync = 0; + if (par->beamcon0 & BMC0_HSYTRUE) + var->sync |= FB_SYNC_HOR_HIGH_ACT; + if (par->beamcon0 & BMC0_VSYTRUE) + var->sync |= FB_SYNC_VERT_HIGH_ACT; + if (par->beamcon0 & BMC0_CSYTRUE) + var->sync |= FB_SYNC_COMP_HIGH_ACT; + } else { + var->sync = FB_SYNC_BROADCAST; + var->hsync_len = (152>>clk_shift) + mod4(par->diwstop_h); + var->right_margin = ((par->htotal - down4(par->diwstop_h))>>clk_shift) + var->hsync_len; + var->left_margin = (par->htotal>>clk_shift) - var->xres - var->right_margin - var->hsync_len; + var->vsync_len = 4>>line_shift; + var->lower_margin = ((par->vtotal - par->diwstop_v)>>line_shift) + var->vsync_len; + var->upper_margin = (((par->vtotal - 2)>>line_shift) + 1) - var->yres - + var->lower_margin - var->vsync_len; + } + + if (par->bplcon0 & BPC0_ERSY) + var->sync |= FB_SYNC_EXT; + if (par->vmode & FB_VMODE_YWRAP) + var->vmode |= FB_VMODE_YWRAP; +} + + + /* + * Update hardware + */ + +static void ami_update_par(struct fb_info *info) +{ + struct amifb_par *par = info->par; + short clk_shift, vshift, fstrt, fsize, fstop, fconst, shift, move, mod; + + clk_shift = par->clk_shift; + + if (!(par->vmode & FB_VMODE_SMOOTH_XPAN)) + par->xoffset = upx(16 << maxfmode, par->xoffset); + + fconst = 16 << maxfmode << clk_shift; + vshift = modx(16 << maxfmode, par->xoffset); + fstrt = par->diwstrt_h - (vshift << clk_shift) - 4; + fsize = (par->xres + vshift) << clk_shift; + shift = modx(fconst, fstrt); + move = downx(2 << maxfmode, div8(par->xoffset)); + if (maxfmode + clk_shift > 1) { + fstrt = downx(fconst, fstrt) - 64; + fsize = upx(fconst, fsize); + fstop = fstrt + fsize - fconst; + } else { + mod = fstrt = downx(fconst, fstrt) - fconst; + fstop = fstrt + upx(fconst, fsize) - 64; + fsize = up64(fsize); + fstrt = fstop - fsize + 64; + if (fstrt < min_fstrt) { + fstop += min_fstrt - fstrt; + fstrt = min_fstrt; + } + move = move - div8((mod - fstrt)>>clk_shift); + } + mod = par->next_line - div8(fsize>>clk_shift); + par->ddfstrt = fstrt; + par->ddfstop = fstop; + par->bplcon1 = hscroll2hw(shift); + par->bpl2mod = mod; + if (par->bplcon0 & BPC0_LACE) + par->bpl2mod += par->next_line; + if (IS_AGA && (par->fmode & FMODE_BSCAN2)) + par->bpl1mod = -div8(fsize>>clk_shift); + else + par->bpl1mod = par->bpl2mod; + + if (par->yoffset) { + par->bplpt0 = info->fix.smem_start + + par->next_line * par->yoffset + move; + if (par->vmode & FB_VMODE_YWRAP) { + if (par->yoffset > par->vyres - par->yres) { + par->bplpt0wrap = info->fix.smem_start + move; + if (par->bplcon0 & BPC0_LACE && + mod2(par->diwstrt_v + par->vyres - + par->yoffset)) + par->bplpt0wrap += par->next_line; + } + } + } else + par->bplpt0 = info->fix.smem_start + move; + + if (par->bplcon0 & BPC0_LACE && mod2(par->diwstrt_v)) + par->bplpt0 += par->next_line; +} + + + /* + * Pan or Wrap the Display + * + * This call looks only at xoffset, yoffset and the FB_VMODE_YWRAP flag + * in `var'. + */ + +static void ami_pan_var(struct fb_var_screeninfo *var, struct fb_info *info) +{ + struct amifb_par *par = info->par; + + par->xoffset = var->xoffset; + par->yoffset = var->yoffset; + if (var->vmode & FB_VMODE_YWRAP) + par->vmode |= FB_VMODE_YWRAP; + else + par->vmode &= ~FB_VMODE_YWRAP; + + do_vmode_pan = 0; + ami_update_par(info); + do_vmode_pan = 1; +} + + +static void ami_update_display(const struct amifb_par *par) +{ + custom.bplcon1 = par->bplcon1; + custom.bpl1mod = par->bpl1mod; + custom.bpl2mod = par->bpl2mod; + custom.ddfstrt = ddfstrt2hw(par->ddfstrt); + custom.ddfstop = ddfstop2hw(par->ddfstop); +} + + /* + * Change the video mode (called by VBlank interrupt) + */ + +static void ami_init_display(const struct amifb_par *par) +{ + int i; + + custom.bplcon0 = par->bplcon0 & ~BPC0_LACE; + custom.bplcon2 = (IS_OCS ? 0 : BPC2_KILLEHB) | BPC2_PF2P2 | BPC2_PF1P2; + if (!IS_OCS) { + custom.bplcon3 = par->bplcon3; + if (IS_AGA) + custom.bplcon4 = BPC4_ESPRM4 | BPC4_OSPRM4; + if (par->beamcon0 & BMC0_VARBEAMEN) { + custom.htotal = htotal2hw(par->htotal); + custom.hbstrt = hbstrt2hw(par->hbstrt); + custom.hbstop = hbstop2hw(par->hbstop); + custom.hsstrt = hsstrt2hw(par->hsstrt); + custom.hsstop = hsstop2hw(par->hsstop); + custom.hcenter = hcenter2hw(par->hcenter); + custom.vtotal = vtotal2hw(par->vtotal); + custom.vbstrt = vbstrt2hw(par->vbstrt); + custom.vbstop = vbstop2hw(par->vbstop); + custom.vsstrt = vsstrt2hw(par->vsstrt); + custom.vsstop = vsstop2hw(par->vsstop); + } + } + if (!IS_OCS || par->hsstop) + custom.beamcon0 = par->beamcon0; + if (IS_AGA) + custom.fmode = par->fmode; + + /* + * The minimum period for audio depends on htotal + */ + + amiga_audio_min_period = div16(par->htotal); + + is_lace = par->bplcon0 & BPC0_LACE ? 1 : 0; +#if 1 + if (is_lace) { + i = custom.vposr >> 15; + } else { + custom.vposw = custom.vposr | 0x8000; + i = 1; + } +#else + i = 1; + custom.vposw = custom.vposr | 0x8000; +#endif + custom.cop2lc = (u_short *)ZTWO_PADDR(copdisplay.list[currentcop][i]); +} + + /* + * (Un)Blank the screen (called by VBlank interrupt) + */ + +static void ami_do_blank(const struct amifb_par *par) +{ +#if defined(CONFIG_FB_AMIGA_AGA) + u_short bplcon3 = par->bplcon3; +#endif + u_char red, green, blue; + + if (do_blank > 0) { + custom.dmacon = DMAF_RASTER | DMAF_SPRITE; + red = green = blue = 0; + if (!IS_OCS && do_blank > 1) { + switch (do_blank) { + case FB_BLANK_VSYNC_SUSPEND: + custom.hsstrt = hsstrt2hw(par->hsstrt); + custom.hsstop = hsstop2hw(par->hsstop); + custom.vsstrt = vsstrt2hw(par->vtotal + 4); + custom.vsstop = vsstop2hw(par->vtotal + 4); + break; + case FB_BLANK_HSYNC_SUSPEND: + custom.hsstrt = hsstrt2hw(par->htotal + 16); + custom.hsstop = hsstop2hw(par->htotal + 16); + custom.vsstrt = vsstrt2hw(par->vsstrt); + custom.vsstop = vsstrt2hw(par->vsstop); + break; + case FB_BLANK_POWERDOWN: + custom.hsstrt = hsstrt2hw(par->htotal + 16); + custom.hsstop = hsstop2hw(par->htotal + 16); + custom.vsstrt = vsstrt2hw(par->vtotal + 4); + custom.vsstop = vsstop2hw(par->vtotal + 4); + break; + } + if (!(par->beamcon0 & BMC0_VARBEAMEN)) { + custom.htotal = htotal2hw(par->htotal); + custom.vtotal = vtotal2hw(par->vtotal); + custom.beamcon0 = BMC0_HARDDIS | BMC0_VARBEAMEN | + BMC0_VARVSYEN | BMC0_VARHSYEN | BMC0_VARCSYEN; + } + } + } else { + custom.dmacon = DMAF_SETCLR | DMAF_RASTER | DMAF_SPRITE; + red = red0; + green = green0; + blue = blue0; + if (!IS_OCS) { + custom.hsstrt = hsstrt2hw(par->hsstrt); + custom.hsstop = hsstop2hw(par->hsstop); + custom.vsstrt = vsstrt2hw(par->vsstrt); + custom.vsstop = vsstop2hw(par->vsstop); + custom.beamcon0 = par->beamcon0; + } + } +#if defined(CONFIG_FB_AMIGA_AGA) + if (IS_AGA) { + custom.bplcon3 = bplcon3; + custom.color[0] = rgb2hw8_high(red, green, blue); + custom.bplcon3 = bplcon3 | BPC3_LOCT; + custom.color[0] = rgb2hw8_low(red, green, blue); + custom.bplcon3 = bplcon3; + } else +#endif +#if defined(CONFIG_FB_AMIGA_ECS) + if (par->bplcon0 & BPC0_SHRES) { + u_short color, mask; + int i; + + mask = 0x3333; + color = rgb2hw2(red, green, blue); + for (i = 12; i >= 0; i -= 4) + custom.color[i] = ecs_palette[i] = (ecs_palette[i] & mask) | color; + mask <<= 2; color >>= 2; + for (i = 3; i >= 0; i--) + custom.color[i] = ecs_palette[i] = (ecs_palette[i] & mask) | color; + } else +#endif + custom.color[0] = rgb2hw4(red, green, blue); + is_blanked = do_blank > 0 ? do_blank : 0; +} + +static int ami_get_fix_cursorinfo(struct fb_fix_cursorinfo *fix, + const struct amifb_par *par) +{ + fix->crsr_width = fix->crsr_xsize = par->crsr.width; + fix->crsr_height = fix->crsr_ysize = par->crsr.height; + fix->crsr_color1 = 17; + fix->crsr_color2 = 18; + return 0; +} + +static int ami_get_var_cursorinfo(struct fb_var_cursorinfo *var, + u_char __user *data, + const struct amifb_par *par) +{ + register u_short *lspr, *sspr; +#ifdef __mc68000__ + register u_long datawords asm ("d2"); +#else + register u_long datawords; +#endif + register short delta; + register u_char color; + short height, width, bits, words; + int size, alloc; + + size = par->crsr.height * par->crsr.width; + alloc = var->height * var->width; + var->height = par->crsr.height; + var->width = par->crsr.width; + var->xspot = par->crsr.spot_x; + var->yspot = par->crsr.spot_y; + if (size > var->height * var->width) + return -ENAMETOOLONG; + if (!access_ok(VERIFY_WRITE, data, size)) + return -EFAULT; + delta = 1 << par->crsr.fmode; + lspr = lofsprite + (delta << 1); + if (par->bplcon0 & BPC0_LACE) + sspr = shfsprite + (delta << 1); + else + sspr = NULL; + for (height = (short)var->height - 1; height >= 0; height--) { + bits = 0; words = delta; datawords = 0; + for (width = (short)var->width - 1; width >= 0; width--) { + if (bits == 0) { + bits = 16; --words; +#ifdef __mc68000__ + asm volatile ("movew %1@(%3:w:2),%0 ; swap %0 ; movew %1@+,%0" + : "=d" (datawords), "=a" (lspr) : "1" (lspr), "d" (delta)); +#else + datawords = (*(lspr + delta) << 16) | (*lspr++); +#endif + } + --bits; +#ifdef __mc68000__ + asm volatile ( + "clrb %0 ; swap %1 ; lslw #1,%1 ; roxlb #1,%0 ; " + "swap %1 ; lslw #1,%1 ; roxlb #1,%0" + : "=d" (color), "=d" (datawords) : "1" (datawords)); +#else + color = (((datawords >> 30) & 2) + | ((datawords >> 15) & 1)); + datawords <<= 1; +#endif + put_user(color, data++); + } + if (bits > 0) { + --words; ++lspr; + } + while (--words >= 0) + ++lspr; +#ifdef __mc68000__ + asm volatile ("lea %0@(%4:w:2),%0 ; tstl %1 ; jeq 1f ; exg %0,%1\n1:" + : "=a" (lspr), "=a" (sspr) : "0" (lspr), "1" (sspr), "d" (delta)); +#else + lspr += delta; + if (sspr) { + u_short *tmp = lspr; + lspr = sspr; + sspr = tmp; + } +#endif + } + return 0; +} + +static int ami_set_var_cursorinfo(struct fb_var_cursorinfo *var, + u_char __user *data, struct amifb_par *par) +{ + register u_short *lspr, *sspr; +#ifdef __mc68000__ + register u_long datawords asm ("d2"); +#else + register u_long datawords; +#endif + register short delta; + u_short fmode; + short height, width, bits, words; + + if (!var->width) + return -EINVAL; + else if (var->width <= 16) + fmode = TAG_FMODE_1; + else if (var->width <= 32) + fmode = TAG_FMODE_2; + else if (var->width <= 64) + fmode = TAG_FMODE_4; + else + return -EINVAL; + if (fmode > maxfmode) + return -EINVAL; + if (!var->height) + return -EINVAL; + if (!access_ok(VERIFY_READ, data, var->width * var->height)) + return -EFAULT; + delta = 1 << fmode; + lofsprite = shfsprite = (u_short *)spritememory; + lspr = lofsprite + (delta << 1); + if (par->bplcon0 & BPC0_LACE) { + if (((var->height + 4) << fmode << 2) > SPRITEMEMSIZE) + return -EINVAL; + memset(lspr, 0, (var->height + 4) << fmode << 2); + shfsprite += ((var->height + 5)&-2) << fmode; + sspr = shfsprite + (delta << 1); + } else { + if (((var->height + 2) << fmode << 2) > SPRITEMEMSIZE) + return -EINVAL; + memset(lspr, 0, (var->height + 2) << fmode << 2); + sspr = NULL; + } + for (height = (short)var->height - 1; height >= 0; height--) { + bits = 16; words = delta; datawords = 0; + for (width = (short)var->width - 1; width >= 0; width--) { + unsigned long tdata = 0; + get_user(tdata, data); + data++; +#ifdef __mc68000__ + asm volatile ( + "lsrb #1,%2 ; roxlw #1,%0 ; swap %0 ; " + "lsrb #1,%2 ; roxlw #1,%0 ; swap %0" + : "=d" (datawords) + : "0" (datawords), "d" (tdata)); +#else + datawords = ((datawords << 1) & 0xfffefffe); + datawords |= tdata & 1; + datawords |= (tdata & 2) << (16 - 1); +#endif + if (--bits == 0) { + bits = 16; --words; +#ifdef __mc68000__ + asm volatile ("swap %2 ; movew %2,%0@(%3:w:2) ; swap %2 ; movew %2,%0@+" + : "=a" (lspr) : "0" (lspr), "d" (datawords), "d" (delta)); +#else + *(lspr + delta) = (u_short) (datawords >> 16); + *lspr++ = (u_short) (datawords & 0xffff); +#endif + } + } + if (bits < 16) { + --words; +#ifdef __mc68000__ + asm volatile ( + "swap %2 ; lslw %4,%2 ; movew %2,%0@(%3:w:2) ; " + "swap %2 ; lslw %4,%2 ; movew %2,%0@+" + : "=a" (lspr) : "0" (lspr), "d" (datawords), "d" (delta), "d" (bits)); +#else + *(lspr + delta) = (u_short) (datawords >> (16 + bits)); + *lspr++ = (u_short) ((datawords & 0x0000ffff) >> bits); +#endif + } + while (--words >= 0) { +#ifdef __mc68000__ + asm volatile ("moveql #0,%%d0 ; movew %%d0,%0@(%2:w:2) ; movew %%d0,%0@+" + : "=a" (lspr) : "0" (lspr), "d" (delta) : "d0"); +#else + *(lspr + delta) = 0; + *lspr++ = 0; +#endif + } +#ifdef __mc68000__ + asm volatile ("lea %0@(%4:w:2),%0 ; tstl %1 ; jeq 1f ; exg %0,%1\n1:" + : "=a" (lspr), "=a" (sspr) : "0" (lspr), "1" (sspr), "d" (delta)); +#else + lspr += delta; + if (sspr) { + u_short *tmp = lspr; + lspr = sspr; + sspr = tmp; + } +#endif + } + par->crsr.height = var->height; + par->crsr.width = var->width; + par->crsr.spot_x = var->xspot; + par->crsr.spot_y = var->yspot; + par->crsr.fmode = fmode; + if (IS_AGA) { + par->fmode &= ~(FMODE_SPAGEM | FMODE_SPR32); + par->fmode |= sprfetchmode[fmode]; + custom.fmode = par->fmode; + } + return 0; +} + +static int ami_get_cursorstate(struct fb_cursorstate *state, + const struct amifb_par *par) +{ + state->xoffset = par->crsr.crsr_x; + state->yoffset = par->crsr.crsr_y; + state->mode = cursormode; + return 0; +} + +static int ami_set_cursorstate(struct fb_cursorstate *state, + struct amifb_par *par) +{ + par->crsr.crsr_x = state->xoffset; + par->crsr.crsr_y = state->yoffset; + if ((cursormode = state->mode) == FB_CURSOR_OFF) + cursorstate = -1; + do_cursor = 1; + return 0; +} + +static void ami_set_sprite(const struct amifb_par *par) +{ + copins *copl, *cops; + u_short hs, vs, ve; + u_long pl, ps, pt; + short mx, my; + + cops = copdisplay.list[currentcop][0]; + copl = copdisplay.list[currentcop][1]; + ps = pl = ZTWO_PADDR(dummysprite); + mx = par->crsr.crsr_x - par->crsr.spot_x; + my = par->crsr.crsr_y - par->crsr.spot_y; + if (!(par->vmode & FB_VMODE_YWRAP)) { + mx -= par->xoffset; + my -= par->yoffset; + } + if (!is_blanked && cursorstate > 0 && par->crsr.height > 0 && + mx > -(short)par->crsr.width && mx < par->xres && + my > -(short)par->crsr.height && my < par->yres) { + pl = ZTWO_PADDR(lofsprite); + hs = par->diwstrt_h + (mx << par->clk_shift) - 4; + vs = par->diwstrt_v + (my << par->line_shift); + ve = vs + (par->crsr.height << par->line_shift); + if (par->bplcon0 & BPC0_LACE) { + ps = ZTWO_PADDR(shfsprite); + lofsprite[0] = spr2hw_pos(vs, hs); + shfsprite[0] = spr2hw_pos(vs + 1, hs); + if (mod2(vs)) { + lofsprite[1 << par->crsr.fmode] = spr2hw_ctl(vs, hs, ve); + shfsprite[1 << par->crsr.fmode] = spr2hw_ctl(vs + 1, hs, ve + 1); + pt = pl; pl = ps; ps = pt; + } else { + lofsprite[1 << par->crsr.fmode] = spr2hw_ctl(vs, hs, ve + 1); + shfsprite[1 << par->crsr.fmode] = spr2hw_ctl(vs + 1, hs, ve); + } + } else { + lofsprite[0] = spr2hw_pos(vs, hs) | (IS_AGA && (par->fmode & FMODE_BSCAN2) ? 0x80 : 0); + lofsprite[1 << par->crsr.fmode] = spr2hw_ctl(vs, hs, ve); + } + } + copl[cop_spr0ptrh].w[1] = highw(pl); + copl[cop_spr0ptrl].w[1] = loww(pl); + if (par->bplcon0 & BPC0_LACE) { + cops[cop_spr0ptrh].w[1] = highw(ps); + cops[cop_spr0ptrl].w[1] = loww(ps); + } +} + + + /* + * Initialise the Copper Initialisation List + */ + +static void __init ami_init_copper(void) +{ + copins *cop = copdisplay.init; + u_long p; + int i; + + if (!IS_OCS) { + (cop++)->l = CMOVE(BPC0_COLOR | BPC0_SHRES | BPC0_ECSENA, bplcon0); + (cop++)->l = CMOVE(0x0181, diwstrt); + (cop++)->l = CMOVE(0x0281, diwstop); + (cop++)->l = CMOVE(0x0000, diwhigh); + } else + (cop++)->l = CMOVE(BPC0_COLOR, bplcon0); + p = ZTWO_PADDR(dummysprite); + for (i = 0; i < 8; i++) { + (cop++)->l = CMOVE(0, spr[i].pos); + (cop++)->l = CMOVE(highw(p), sprpt[i]); + (cop++)->l = CMOVE2(loww(p), sprpt[i]); + } + + (cop++)->l = CMOVE(IF_SETCLR | IF_COPER, intreq); + copdisplay.wait = cop; + (cop++)->l = CEND; + (cop++)->l = CMOVE(0, copjmp2); + cop->l = CEND; + + custom.cop1lc = (u_short *)ZTWO_PADDR(copdisplay.init); + custom.copjmp1 = 0; +} + +static void ami_reinit_copper(const struct amifb_par *par) +{ + copdisplay.init[cip_bplcon0].w[1] = ~(BPC0_BPU3 | BPC0_BPU2 | BPC0_BPU1 | BPC0_BPU0) & par->bplcon0; + copdisplay.wait->l = CWAIT(32, par->diwstrt_v - 4); +} + + + /* + * Rebuild the Copper List + * + * We only change the things that are not static + */ + +static void ami_rebuild_copper(const struct amifb_par *par) +{ + copins *copl, *cops; + u_short line, h_end1, h_end2; + short i; + u_long p; + + if (IS_AGA && maxfmode + par->clk_shift == 0) + h_end1 = par->diwstrt_h - 64; + else + h_end1 = par->htotal - 32; + h_end2 = par->ddfstop + 64; + + ami_set_sprite(par); + + copl = copdisplay.rebuild[1]; + p = par->bplpt0; + if (par->vmode & FB_VMODE_YWRAP) { + if ((par->vyres - par->yoffset) != 1 || !mod2(par->diwstrt_v)) { + if (par->yoffset > par->vyres - par->yres) { + for (i = 0; i < (short)par->bpp; i++, p += par->next_plane) { + (copl++)->l = CMOVE(highw(p), bplpt[i]); + (copl++)->l = CMOVE2(loww(p), bplpt[i]); + } + line = par->diwstrt_v + ((par->vyres - par->yoffset) << par->line_shift) - 1; + while (line >= 512) { + (copl++)->l = CWAIT(h_end1, 510); + line -= 512; + } + if (line >= 510 && IS_AGA && maxfmode + par->clk_shift == 0) + (copl++)->l = CWAIT(h_end1, line); + else + (copl++)->l = CWAIT(h_end2, line); + p = par->bplpt0wrap; + } + } else + p = par->bplpt0wrap; + } + for (i = 0; i < (short)par->bpp; i++, p += par->next_plane) { + (copl++)->l = CMOVE(highw(p), bplpt[i]); + (copl++)->l = CMOVE2(loww(p), bplpt[i]); + } + copl->l = CEND; + + if (par->bplcon0 & BPC0_LACE) { + cops = copdisplay.rebuild[0]; + p = par->bplpt0; + if (mod2(par->diwstrt_v)) + p -= par->next_line; + else + p += par->next_line; + if (par->vmode & FB_VMODE_YWRAP) { + if ((par->vyres - par->yoffset) != 1 || mod2(par->diwstrt_v)) { + if (par->yoffset > par->vyres - par->yres + 1) { + for (i = 0; i < (short)par->bpp; i++, p += par->next_plane) { + (cops++)->l = CMOVE(highw(p), bplpt[i]); + (cops++)->l = CMOVE2(loww(p), bplpt[i]); + } + line = par->diwstrt_v + ((par->vyres - par->yoffset) << par->line_shift) - 2; + while (line >= 512) { + (cops++)->l = CWAIT(h_end1, 510); + line -= 512; + } + if (line > 510 && IS_AGA && maxfmode + par->clk_shift == 0) + (cops++)->l = CWAIT(h_end1, line); + else + (cops++)->l = CWAIT(h_end2, line); + p = par->bplpt0wrap; + if (mod2(par->diwstrt_v + par->vyres - + par->yoffset)) + p -= par->next_line; + else + p += par->next_line; + } + } else + p = par->bplpt0wrap - par->next_line; + } + for (i = 0; i < (short)par->bpp; i++, p += par->next_plane) { + (cops++)->l = CMOVE(highw(p), bplpt[i]); + (cops++)->l = CMOVE2(loww(p), bplpt[i]); + } + cops->l = CEND; + } +} + + + /* + * Build the Copper List + */ + +static void ami_build_copper(struct fb_info *info) +{ + struct amifb_par *par = info->par; + copins *copl, *cops; + u_long p; + + currentcop = 1 - currentcop; + + copl = copdisplay.list[currentcop][1]; + + (copl++)->l = CWAIT(0, 10); + (copl++)->l = CMOVE(par->bplcon0, bplcon0); + (copl++)->l = CMOVE(0, sprpt[0]); + (copl++)->l = CMOVE2(0, sprpt[0]); + + if (par->bplcon0 & BPC0_LACE) { + cops = copdisplay.list[currentcop][0]; + + (cops++)->l = CWAIT(0, 10); + (cops++)->l = CMOVE(par->bplcon0, bplcon0); + (cops++)->l = CMOVE(0, sprpt[0]); + (cops++)->l = CMOVE2(0, sprpt[0]); + + (copl++)->l = CMOVE(diwstrt2hw(par->diwstrt_h, par->diwstrt_v + 1), diwstrt); + (copl++)->l = CMOVE(diwstop2hw(par->diwstop_h, par->diwstop_v + 1), diwstop); + (cops++)->l = CMOVE(diwstrt2hw(par->diwstrt_h, par->diwstrt_v), diwstrt); + (cops++)->l = CMOVE(diwstop2hw(par->diwstop_h, par->diwstop_v), diwstop); + if (!IS_OCS) { + (copl++)->l = CMOVE(diwhigh2hw(par->diwstrt_h, par->diwstrt_v + 1, + par->diwstop_h, par->diwstop_v + 1), diwhigh); + (cops++)->l = CMOVE(diwhigh2hw(par->diwstrt_h, par->diwstrt_v, + par->diwstop_h, par->diwstop_v), diwhigh); +#if 0 + if (par->beamcon0 & BMC0_VARBEAMEN) { + (copl++)->l = CMOVE(vtotal2hw(par->vtotal), vtotal); + (copl++)->l = CMOVE(vbstrt2hw(par->vbstrt + 1), vbstrt); + (copl++)->l = CMOVE(vbstop2hw(par->vbstop + 1), vbstop); + (cops++)->l = CMOVE(vtotal2hw(par->vtotal), vtotal); + (cops++)->l = CMOVE(vbstrt2hw(par->vbstrt), vbstrt); + (cops++)->l = CMOVE(vbstop2hw(par->vbstop), vbstop); + } +#endif + } + p = ZTWO_PADDR(copdisplay.list[currentcop][0]); + (copl++)->l = CMOVE(highw(p), cop2lc); + (copl++)->l = CMOVE2(loww(p), cop2lc); + p = ZTWO_PADDR(copdisplay.list[currentcop][1]); + (cops++)->l = CMOVE(highw(p), cop2lc); + (cops++)->l = CMOVE2(loww(p), cop2lc); + copdisplay.rebuild[0] = cops; + } else { + (copl++)->l = CMOVE(diwstrt2hw(par->diwstrt_h, par->diwstrt_v), diwstrt); + (copl++)->l = CMOVE(diwstop2hw(par->diwstop_h, par->diwstop_v), diwstop); + if (!IS_OCS) { + (copl++)->l = CMOVE(diwhigh2hw(par->diwstrt_h, par->diwstrt_v, + par->diwstop_h, par->diwstop_v), diwhigh); +#if 0 + if (par->beamcon0 & BMC0_VARBEAMEN) { + (copl++)->l = CMOVE(vtotal2hw(par->vtotal), vtotal); + (copl++)->l = CMOVE(vbstrt2hw(par->vbstrt), vbstrt); + (copl++)->l = CMOVE(vbstop2hw(par->vbstop), vbstop); + } +#endif + } + } + copdisplay.rebuild[1] = copl; + + ami_update_par(info); + ami_rebuild_copper(info->par); +} -static struct fb_ops amifb_ops = { - .owner = THIS_MODULE, - .fb_check_var = amifb_check_var, - .fb_set_par = amifb_set_par, - .fb_setcolreg = amifb_setcolreg, - .fb_blank = amifb_blank, - .fb_pan_display = amifb_pan_display, - .fb_fillrect = amifb_fillrect, - .fb_copyarea = amifb_copyarea, - .fb_imageblit = amifb_imageblit, - .fb_ioctl = amifb_ioctl, -}; static void __init amifb_setup_mcap(char *spec) { @@ -1216,13 +2339,13 @@ static void __init amifb_setup_mcap(char *spec) if (hmax <= 0 || hmax <= hmin) return; - fb_info.monspecs.vfmin = vmin; - fb_info.monspecs.vfmax = vmax; - fb_info.monspecs.hfmin = hmin; - fb_info.monspecs.hfmax = hmax; + amifb_hfmin = hmin; + amifb_hfmax = hmax; + amifb_vfmin = vmin; + amifb_vfmax = vmax; } -int __init amifb_setup(char *options) +static int __init amifb_setup(char *options) { char *this_opt; @@ -1238,9 +2361,9 @@ int __init amifb_setup(char *options) } else if (!strcmp(this_opt, "ilbm")) amifb_ilbm = 1; else if (!strncmp(this_opt, "monitorcap:", 11)) - amifb_setup_mcap(this_opt+11); + amifb_setup_mcap(this_opt + 11); else if (!strncmp(this_opt, "fstart:", 7)) - min_fstrt = simple_strtoul(this_opt+7, NULL, 0); + min_fstrt = simple_strtoul(this_opt + 7, NULL, 0); else mode_option = this_opt; } @@ -1259,7 +2382,8 @@ static int amifb_check_var(struct fb_var_screeninfo *var, struct amifb_par par; /* Validate wanted screen parameters */ - if ((err = ami_decode_var(var, &par))) + err = ami_decode_var(var, &par, info); + if (err) return err; /* Encode (possibly rounded) screen parameters */ @@ -1270,16 +2394,19 @@ static int amifb_check_var(struct fb_var_screeninfo *var, static int amifb_set_par(struct fb_info *info) { - struct amifb_par *par = (struct amifb_par *)info->par; + struct amifb_par *par = info->par; + int error; do_vmode_pan = 0; do_vmode_full = 0; /* Decode wanted screen parameters */ - ami_decode_var(&info->var, par); + error = ami_decode_var(&info->var, par, info); + if (error) + return error; /* Set new videomode */ - ami_build_copper(); + ami_build_copper(info); /* Set VBlank trigger */ do_vmode_full = 1; @@ -1295,20 +2422,20 @@ static int amifb_set_par(struct fb_info *info) info->fix.type = FB_TYPE_PLANES; info->fix.type_aux = 0; } - info->fix.line_length = div8(upx(16<<maxfmode, par->vxres)); + info->fix.line_length = div8(upx(16 << maxfmode, par->vxres)); if (par->vmode & FB_VMODE_YWRAP) { info->fix.ywrapstep = 1; info->fix.xpanstep = 0; info->fix.ypanstep = 0; info->flags = FBINFO_DEFAULT | FBINFO_HWACCEL_YWRAP | - FBINFO_READS_FAST; /* override SCROLL_REDRAW */ + FBINFO_READS_FAST; /* override SCROLL_REDRAW */ } else { info->fix.ywrapstep = 0; if (par->vmode & FB_VMODE_SMOOTH_XPAN) info->fix.xpanstep = 1; else - info->fix.xpanstep = 16<<maxfmode; + info->fix.xpanstep = 16 << maxfmode; info->fix.ypanstep = 1; info->flags = FBINFO_DEFAULT | FBINFO_HWACCEL_YPAN; } @@ -1317,6 +2444,95 @@ static int amifb_set_par(struct fb_info *info) /* + * Set a single color register. The values supplied are already + * rounded down to the hardware's capabilities (according to the + * entries in the var structure). Return != 0 for invalid regno. + */ + +static int amifb_setcolreg(u_int regno, u_int red, u_int green, u_int blue, + u_int transp, struct fb_info *info) +{ + const struct amifb_par *par = info->par; + + if (IS_AGA) { + if (regno > 255) + return 1; + } else if (par->bplcon0 & BPC0_SHRES) { + if (regno > 3) + return 1; + } else { + if (regno > 31) + return 1; + } + red >>= 8; + green >>= 8; + blue >>= 8; + if (!regno) { + red0 = red; + green0 = green; + blue0 = blue; + } + + /* + * Update the corresponding Hardware Color Register, unless it's Color + * Register 0 and the screen is blanked. + * + * VBlank is switched off to protect bplcon3 or ecs_palette[] from + * being changed by ami_do_blank() during the VBlank. + */ + + if (regno || !is_blanked) { +#if defined(CONFIG_FB_AMIGA_AGA) + if (IS_AGA) { + u_short bplcon3 = par->bplcon3; + VBlankOff(); + custom.bplcon3 = bplcon3 | (regno << 8 & 0xe000); + custom.color[regno & 31] = rgb2hw8_high(red, green, + blue); + custom.bplcon3 = bplcon3 | (regno << 8 & 0xe000) | + BPC3_LOCT; + custom.color[regno & 31] = rgb2hw8_low(red, green, + blue); + custom.bplcon3 = bplcon3; + VBlankOn(); + } else +#endif +#if defined(CONFIG_FB_AMIGA_ECS) + if (par->bplcon0 & BPC0_SHRES) { + u_short color, mask; + int i; + + mask = 0x3333; + color = rgb2hw2(red, green, blue); + VBlankOff(); + for (i = regno + 12; i >= (int)regno; i -= 4) + custom.color[i] = ecs_palette[i] = (ecs_palette[i] & mask) | color; + mask <<= 2; color >>= 2; + regno = down16(regno) + mul4(mod4(regno)); + for (i = regno + 3; i >= (int)regno; i--) + custom.color[i] = ecs_palette[i] = (ecs_palette[i] & mask) | color; + VBlankOn(); + } else +#endif + custom.color[regno] = rgb2hw4(red, green, blue); + } + return 0; +} + + + /* + * Blank the display. + */ + +static int amifb_blank(int blank, struct fb_info *info) +{ + do_blank = blank ? blank : -1; + + return 0; +} + + + /* * Pan or Wrap the Display * * This call looks only at xoffset, yoffset and the FB_VMODE_YWRAP flag @@ -1327,18 +2543,19 @@ static int amifb_pan_display(struct fb_var_screeninfo *var, { if (var->vmode & FB_VMODE_YWRAP) { if (var->yoffset < 0 || - var->yoffset >= info->var.yres_virtual || var->xoffset) - return -EINVAL; + var->yoffset >= info->var.yres_virtual || var->xoffset) + return -EINVAL; } else { /* * TODO: There will be problems when xpan!=1, so some columns * on the right side will never be seen */ - if (var->xoffset+info->var.xres > upx(16<<maxfmode, info->var.xres_virtual) || - var->yoffset+info->var.yres > info->var.yres_virtual) + if (var->xoffset + info->var.xres > + upx(16 << maxfmode, info->var.xres_virtual) || + var->yoffset + info->var.yres > info->var.yres_virtual) return -EINVAL; } - ami_pan_var(var); + ami_pan_var(var, info); info->var.xoffset = var->xoffset; info->var.yoffset = var->yoffset; if (var->vmode & FB_VMODE_YWRAP) @@ -1360,10 +2577,10 @@ static int amifb_pan_display(struct fb_var_screeninfo *var, #endif - /* - * Compose two values, using a bitmask as decision value - * This is equivalent to (a & mask) | (b & ~mask) - */ + /* + * Compose two values, using a bitmask as decision value + * This is equivalent to (a & mask) | (b & ~mask) + */ static inline unsigned long comp(unsigned long a, unsigned long b, unsigned long mask) @@ -1379,29 +2596,29 @@ static inline unsigned long xor(unsigned long a, unsigned long b, } - /* - * Unaligned forward bit copy using 32-bit or 64-bit memory accesses - */ + /* + * Unaligned forward bit copy using 32-bit or 64-bit memory accesses + */ static void bitcpy(unsigned long *dst, int dst_idx, const unsigned long *src, int src_idx, u32 n) { unsigned long first, last; - int shift = dst_idx-src_idx, left, right; + int shift = dst_idx - src_idx, left, right; unsigned long d0, d1; int m; if (!n) return; - shift = dst_idx-src_idx; + shift = dst_idx - src_idx; first = ~0UL >> dst_idx; - last = ~(~0UL >> ((dst_idx+n) % BITS_PER_LONG)); + last = ~(~0UL >> ((dst_idx + n) % BITS_PER_LONG)); if (!shift) { // Same alignment for source and dest - if (dst_idx+n <= BITS_PER_LONG) { + if (dst_idx + n <= BITS_PER_LONG) { // Single word if (last) first &= last; @@ -1413,7 +2630,7 @@ static void bitcpy(unsigned long *dst, int dst_idx, const unsigned long *src, *dst = comp(*src, *dst, first); dst++; src++; - n -= BITS_PER_LONG-dst_idx; + n -= BITS_PER_LONG - dst_idx; } // Main chunk @@ -1439,17 +2656,17 @@ static void bitcpy(unsigned long *dst, int dst_idx, const unsigned long *src, } else { // Different alignment for source and dest - right = shift & (BITS_PER_LONG-1); - left = -shift & (BITS_PER_LONG-1); + right = shift & (BITS_PER_LONG - 1); + left = -shift & (BITS_PER_LONG - 1); - if (dst_idx+n <= BITS_PER_LONG) { + if (dst_idx + n <= BITS_PER_LONG) { // Single destination word if (last) first &= last; if (shift > 0) { // Single source word *dst = comp(*src >> right, *dst, first); - } else if (src_idx+n <= BITS_PER_LONG) { + } else if (src_idx + n <= BITS_PER_LONG) { // Single source word *dst = comp(*src << left, *dst, first); } else { @@ -1467,7 +2684,7 @@ static void bitcpy(unsigned long *dst, int dst_idx, const unsigned long *src, // Single source word *dst = comp(d0 >> right, *dst, first); dst++; - n -= BITS_PER_LONG-dst_idx; + n -= BITS_PER_LONG - dst_idx; } else { // 2 source words d1 = *src++; @@ -1475,7 +2692,7 @@ static void bitcpy(unsigned long *dst, int dst_idx, const unsigned long *src, first); d0 = d1; dst++; - n -= BITS_PER_LONG-dst_idx; + n -= BITS_PER_LONG - dst_idx; } // Main chunk @@ -1519,40 +2736,40 @@ static void bitcpy(unsigned long *dst, int dst_idx, const unsigned long *src, } - /* - * Unaligned reverse bit copy using 32-bit or 64-bit memory accesses - */ + /* + * Unaligned reverse bit copy using 32-bit or 64-bit memory accesses + */ static void bitcpy_rev(unsigned long *dst, int dst_idx, const unsigned long *src, int src_idx, u32 n) { unsigned long first, last; - int shift = dst_idx-src_idx, left, right; + int shift = dst_idx - src_idx, left, right; unsigned long d0, d1; int m; if (!n) return; - dst += (n-1)/BITS_PER_LONG; - src += (n-1)/BITS_PER_LONG; - if ((n-1) % BITS_PER_LONG) { - dst_idx += (n-1) % BITS_PER_LONG; + dst += (n - 1) / BITS_PER_LONG; + src += (n - 1) / BITS_PER_LONG; + if ((n - 1) % BITS_PER_LONG) { + dst_idx += (n - 1) % BITS_PER_LONG; dst += dst_idx >> SHIFT_PER_LONG; - dst_idx &= BITS_PER_LONG-1; - src_idx += (n-1) % BITS_PER_LONG; + dst_idx &= BITS_PER_LONG - 1; + src_idx += (n - 1) % BITS_PER_LONG; src += src_idx >> SHIFT_PER_LONG; - src_idx &= BITS_PER_LONG-1; + src_idx &= BITS_PER_LONG - 1; } - shift = dst_idx-src_idx; - first = ~0UL << (BITS_PER_LONG-1-dst_idx); - last = ~(~0UL << (BITS_PER_LONG-1-((dst_idx-n) % BITS_PER_LONG))); + shift = dst_idx - src_idx; + first = ~0UL << (BITS_PER_LONG - 1 - dst_idx); + last = ~(~0UL << (BITS_PER_LONG - 1 - ((dst_idx - n) % BITS_PER_LONG))); if (!shift) { // Same alignment for source and dest - if ((unsigned long)dst_idx+1 >= n) { + if ((unsigned long)dst_idx + 1 >= n) { // Single word if (last) first &= last; @@ -1564,7 +2781,7 @@ static void bitcpy_rev(unsigned long *dst, int dst_idx, *dst = comp(*src, *dst, first); dst--; src--; - n -= dst_idx+1; + n -= dst_idx + 1; } // Main chunk @@ -1590,17 +2807,17 @@ static void bitcpy_rev(unsigned long *dst, int dst_idx, } else { // Different alignment for source and dest - right = shift & (BITS_PER_LONG-1); - left = -shift & (BITS_PER_LONG-1); + right = shift & (BITS_PER_LONG - 1); + left = -shift & (BITS_PER_LONG - 1); - if ((unsigned long)dst_idx+1 >= n) { + if ((unsigned long)dst_idx + 1 >= n) { // Single destination word if (last) first &= last; if (shift < 0) { // Single source word *dst = comp(*src << left, *dst, first); - } else if (1+(unsigned long)src_idx >= n) { + } else if (1 + (unsigned long)src_idx >= n) { // Single source word *dst = comp(*src >> right, *dst, first); } else { @@ -1618,7 +2835,7 @@ static void bitcpy_rev(unsigned long *dst, int dst_idx, // Single source word *dst = comp(d0 << left, *dst, first); dst--; - n -= dst_idx+1; + n -= dst_idx + 1; } else { // 2 source words d1 = *src--; @@ -1626,7 +2843,7 @@ static void bitcpy_rev(unsigned long *dst, int dst_idx, first); d0 = d1; dst--; - n -= dst_idx+1; + n -= dst_idx + 1; } // Main chunk @@ -1670,30 +2887,30 @@ static void bitcpy_rev(unsigned long *dst, int dst_idx, } - /* - * Unaligned forward inverting bit copy using 32-bit or 64-bit memory - * accesses - */ + /* + * Unaligned forward inverting bit copy using 32-bit or 64-bit memory + * accesses + */ static void bitcpy_not(unsigned long *dst, int dst_idx, const unsigned long *src, int src_idx, u32 n) { unsigned long first, last; - int shift = dst_idx-src_idx, left, right; + int shift = dst_idx - src_idx, left, right; unsigned long d0, d1; int m; if (!n) return; - shift = dst_idx-src_idx; + shift = dst_idx - src_idx; first = ~0UL >> dst_idx; - last = ~(~0UL >> ((dst_idx+n) % BITS_PER_LONG)); + last = ~(~0UL >> ((dst_idx + n) % BITS_PER_LONG)); if (!shift) { // Same alignment for source and dest - if (dst_idx+n <= BITS_PER_LONG) { + if (dst_idx + n <= BITS_PER_LONG) { // Single word if (last) first &= last; @@ -1705,7 +2922,7 @@ static void bitcpy_not(unsigned long *dst, int dst_idx, *dst = comp(~*src, *dst, first); dst++; src++; - n -= BITS_PER_LONG-dst_idx; + n -= BITS_PER_LONG - dst_idx; } // Main chunk @@ -1731,17 +2948,17 @@ static void bitcpy_not(unsigned long *dst, int dst_idx, } else { // Different alignment for source and dest - right = shift & (BITS_PER_LONG-1); - left = -shift & (BITS_PER_LONG-1); + right = shift & (BITS_PER_LONG - 1); + left = -shift & (BITS_PER_LONG - 1); - if (dst_idx+n <= BITS_PER_LONG) { + if (dst_idx + n <= BITS_PER_LONG) { // Single destination word if (last) first &= last; if (shift > 0) { // Single source word *dst = comp(~*src >> right, *dst, first); - } else if (src_idx+n <= BITS_PER_LONG) { + } else if (src_idx + n <= BITS_PER_LONG) { // Single source word *dst = comp(~*src << left, *dst, first); } else { @@ -1759,7 +2976,7 @@ static void bitcpy_not(unsigned long *dst, int dst_idx, // Single source word *dst = comp(d0 >> right, *dst, first); dst++; - n -= BITS_PER_LONG-dst_idx; + n -= BITS_PER_LONG - dst_idx; } else { // 2 source words d1 = ~*src++; @@ -1767,7 +2984,7 @@ static void bitcpy_not(unsigned long *dst, int dst_idx, first); d0 = d1; dst++; - n -= BITS_PER_LONG-dst_idx; + n -= BITS_PER_LONG - dst_idx; } // Main chunk @@ -1811,9 +3028,9 @@ static void bitcpy_not(unsigned long *dst, int dst_idx, } - /* - * Unaligned 32-bit pattern fill using 32/64-bit memory accesses - */ + /* + * Unaligned 32-bit pattern fill using 32/64-bit memory accesses + */ static void bitfill32(unsigned long *dst, int dst_idx, u32 pat, u32 n) { @@ -1828,9 +3045,9 @@ static void bitfill32(unsigned long *dst, int dst_idx, u32 pat, u32 n) #endif first = ~0UL >> dst_idx; - last = ~(~0UL >> ((dst_idx+n) % BITS_PER_LONG)); + last = ~(~0UL >> ((dst_idx + n) % BITS_PER_LONG)); - if (dst_idx+n <= BITS_PER_LONG) { + if (dst_idx + n <= BITS_PER_LONG) { // Single word if (last) first &= last; @@ -1841,7 +3058,7 @@ static void bitfill32(unsigned long *dst, int dst_idx, u32 pat, u32 n) if (first) { *dst = comp(val, *dst, first); dst++; - n -= BITS_PER_LONG-dst_idx; + n -= BITS_PER_LONG - dst_idx; } // Main chunk @@ -1867,9 +3084,9 @@ static void bitfill32(unsigned long *dst, int dst_idx, u32 pat, u32 n) } - /* - * Unaligned 32-bit pattern xor using 32/64-bit memory accesses - */ + /* + * Unaligned 32-bit pattern xor using 32/64-bit memory accesses + */ static void bitxor32(unsigned long *dst, int dst_idx, u32 pat, u32 n) { @@ -1884,9 +3101,9 @@ static void bitxor32(unsigned long *dst, int dst_idx, u32 pat, u32 n) #endif first = ~0UL >> dst_idx; - last = ~(~0UL >> ((dst_idx+n) % BITS_PER_LONG)); + last = ~(~0UL >> ((dst_idx + n) % BITS_PER_LONG)); - if (dst_idx+n <= BITS_PER_LONG) { + if (dst_idx + n <= BITS_PER_LONG) { // Single word if (last) first &= last; @@ -1897,7 +3114,7 @@ static void bitxor32(unsigned long *dst, int dst_idx, u32 pat, u32 n) if (first) { *dst = xor(val, *dst, first); dst++; - n -= BITS_PER_LONG-dst_idx; + n -= BITS_PER_LONG - dst_idx; } // Main chunk @@ -1924,12 +3141,12 @@ static inline void fill_one_line(int bpp, unsigned long next_plane, { while (1) { dst += dst_idx >> SHIFT_PER_LONG; - dst_idx &= (BITS_PER_LONG-1); + dst_idx &= (BITS_PER_LONG - 1); bitfill32(dst, dst_idx, color & 1 ? ~0 : 0, n); if (!--bpp) break; color >>= 1; - dst_idx += next_plane*8; + dst_idx += next_plane * 8; } } @@ -1939,12 +3156,12 @@ static inline void xor_one_line(int bpp, unsigned long next_plane, { while (color) { dst += dst_idx >> SHIFT_PER_LONG; - dst_idx &= (BITS_PER_LONG-1); + dst_idx &= (BITS_PER_LONG - 1); bitxor32(dst, dst_idx, color & 1 ? ~0 : 0, n); if (!--bpp) break; color >>= 1; - dst_idx += next_plane*8; + dst_idx += next_plane * 8; } } @@ -1952,7 +3169,7 @@ static inline void xor_one_line(int bpp, unsigned long next_plane, static void amifb_fillrect(struct fb_info *info, const struct fb_fillrect *rect) { - struct amifb_par *par = (struct amifb_par *)info->par; + struct amifb_par *par = info->par; int dst_idx, x2, y2; unsigned long *dst; u32 width, height; @@ -1972,23 +3189,23 @@ static void amifb_fillrect(struct fb_info *info, height = y2 - rect->dy; dst = (unsigned long *) - ((unsigned long)info->screen_base & ~(BYTES_PER_LONG-1)); - dst_idx = ((unsigned long)info->screen_base & (BYTES_PER_LONG-1))*8; - dst_idx += rect->dy*par->next_line*8+rect->dx; + ((unsigned long)info->screen_base & ~(BYTES_PER_LONG - 1)); + dst_idx = ((unsigned long)info->screen_base & (BYTES_PER_LONG - 1)) * 8; + dst_idx += rect->dy * par->next_line * 8 + rect->dx; while (height--) { switch (rect->rop) { - case ROP_COPY: + case ROP_COPY: fill_one_line(info->var.bits_per_pixel, par->next_plane, dst, dst_idx, width, rect->color); break; - case ROP_XOR: + case ROP_XOR: xor_one_line(info->var.bits_per_pixel, par->next_plane, dst, dst_idx, width, rect->color); break; } - dst_idx += par->next_line*8; + dst_idx += par->next_line * 8; } } @@ -1998,14 +3215,14 @@ static inline void copy_one_line(int bpp, unsigned long next_plane, { while (1) { dst += dst_idx >> SHIFT_PER_LONG; - dst_idx &= (BITS_PER_LONG-1); + dst_idx &= (BITS_PER_LONG - 1); src += src_idx >> SHIFT_PER_LONG; - src_idx &= (BITS_PER_LONG-1); + src_idx &= (BITS_PER_LONG - 1); bitcpy(dst, dst_idx, src, src_idx, n); if (!--bpp) break; - dst_idx += next_plane*8; - src_idx += next_plane*8; + dst_idx += next_plane * 8; + src_idx += next_plane * 8; } } @@ -2015,14 +3232,14 @@ static inline void copy_one_line_rev(int bpp, unsigned long next_plane, { while (1) { dst += dst_idx >> SHIFT_PER_LONG; - dst_idx &= (BITS_PER_LONG-1); + dst_idx &= (BITS_PER_LONG - 1); src += src_idx >> SHIFT_PER_LONG; - src_idx &= (BITS_PER_LONG-1); + src_idx &= (BITS_PER_LONG - 1); bitcpy_rev(dst, dst_idx, src, src_idx, n); if (!--bpp) break; - dst_idx += next_plane*8; - src_idx += next_plane*8; + dst_idx += next_plane * 8; + src_idx += next_plane * 8; } } @@ -2030,7 +3247,7 @@ static inline void copy_one_line_rev(int bpp, unsigned long next_plane, static void amifb_copyarea(struct fb_info *info, const struct fb_copyarea *area) { - struct amifb_par *par = (struct amifb_par *)info->par; + struct amifb_par *par = info->par; int x2, y2; u32 dx, dy, sx, sy, width, height; unsigned long *dst, *src; @@ -2065,16 +3282,16 @@ static void amifb_copyarea(struct fb_info *info, rev_copy = 1; } dst = (unsigned long *) - ((unsigned long)info->screen_base & ~(BYTES_PER_LONG-1)); + ((unsigned long)info->screen_base & ~(BYTES_PER_LONG - 1)); src = dst; - dst_idx = ((unsigned long)info->screen_base & (BYTES_PER_LONG-1))*8; + dst_idx = ((unsigned long)info->screen_base & (BYTES_PER_LONG - 1)) * 8; src_idx = dst_idx; - dst_idx += dy*par->next_line*8+dx; - src_idx += sy*par->next_line*8+sx; + dst_idx += dy * par->next_line * 8 + dx; + src_idx += sy * par->next_line * 8 + sx; if (rev_copy) { while (height--) { - dst_idx -= par->next_line*8; - src_idx -= par->next_line*8; + dst_idx -= par->next_line * 8; + src_idx -= par->next_line * 8; copy_one_line_rev(info->var.bits_per_pixel, par->next_plane, dst, dst_idx, src, src_idx, width); @@ -2084,8 +3301,8 @@ static void amifb_copyarea(struct fb_info *info, copy_one_line(info->var.bits_per_pixel, par->next_plane, dst, dst_idx, src, src_idx, width); - dst_idx += par->next_line*8; - src_idx += par->next_line*8; + dst_idx += par->next_line * 8; + src_idx += par->next_line * 8; } } } @@ -2095,34 +3312,35 @@ static inline void expand_one_line(int bpp, unsigned long next_plane, unsigned long *dst, int dst_idx, u32 n, const u8 *data, u32 bgcolor, u32 fgcolor) { - const unsigned long *src; - int src_idx; - - while (1) { - dst += dst_idx >> SHIFT_PER_LONG; - dst_idx &= (BITS_PER_LONG-1); - if ((bgcolor ^ fgcolor) & 1) { - src = (unsigned long *)((unsigned long)data & ~(BYTES_PER_LONG-1)); - src_idx = ((unsigned long)data & (BYTES_PER_LONG-1))*8; - if (fgcolor & 1) - bitcpy(dst, dst_idx, src, src_idx, n); - else - bitcpy_not(dst, dst_idx, src, src_idx, n); - /* set or clear */ - } else - bitfill32(dst, dst_idx, fgcolor & 1 ? ~0 : 0, n); - if (!--bpp) - break; - bgcolor >>= 1; - fgcolor >>= 1; - dst_idx += next_plane*8; - } + const unsigned long *src; + int src_idx; + + while (1) { + dst += dst_idx >> SHIFT_PER_LONG; + dst_idx &= (BITS_PER_LONG - 1); + if ((bgcolor ^ fgcolor) & 1) { + src = (unsigned long *) + ((unsigned long)data & ~(BYTES_PER_LONG - 1)); + src_idx = ((unsigned long)data & (BYTES_PER_LONG - 1)) * 8; + if (fgcolor & 1) + bitcpy(dst, dst_idx, src, src_idx, n); + else + bitcpy_not(dst, dst_idx, src, src_idx, n); + /* set or clear */ + } else + bitfill32(dst, dst_idx, fgcolor & 1 ? ~0 : 0, n); + if (!--bpp) + break; + bgcolor >>= 1; + fgcolor >>= 1; + dst_idx += next_plane * 8; + } } static void amifb_imageblit(struct fb_info *info, const struct fb_image *image) { - struct amifb_par *par = (struct amifb_par *)info->par; + struct amifb_par *par = info->par; int x2, y2; unsigned long *dst; int dst_idx; @@ -2145,17 +3363,17 @@ static void amifb_imageblit(struct fb_info *info, const struct fb_image *image) if (image->depth == 1) { dst = (unsigned long *) - ((unsigned long)info->screen_base & ~(BYTES_PER_LONG-1)); - dst_idx = ((unsigned long)info->screen_base & (BYTES_PER_LONG-1))*8; - dst_idx += dy*par->next_line*8+dx; + ((unsigned long)info->screen_base & ~(BYTES_PER_LONG - 1)); + dst_idx = ((unsigned long)info->screen_base & (BYTES_PER_LONG - 1)) * 8; + dst_idx += dy * par->next_line * 8 + dx; src = image->data; - pitch = (image->width+7)/8; + pitch = (image->width + 7) / 8; while (height--) { expand_one_line(info->var.bits_per_pixel, par->next_plane, dst, dst_idx, width, src, image->bg_color, image->fg_color); - dst_idx += par->next_line*8; + dst_idx += par->next_line * 8; src += pitch; } } else { @@ -2182,45 +3400,119 @@ static int amifb_ioctl(struct fb_info *info, int i; switch (cmd) { - case FBIOGET_FCURSORINFO: - i = ami_get_fix_cursorinfo(&crsr.fix); - if (i) - return i; - return copy_to_user(argp, &crsr.fix, - sizeof(crsr.fix)) ? -EFAULT : 0; - - case FBIOGET_VCURSORINFO: - i = ami_get_var_cursorinfo(&crsr.var, - ((struct fb_var_cursorinfo __user *)arg)->data); - if (i) - return i; - return copy_to_user(argp, &crsr.var, - sizeof(crsr.var)) ? -EFAULT : 0; - - case FBIOPUT_VCURSORINFO: - if (copy_from_user(&crsr.var, argp, sizeof(crsr.var))) - return -EFAULT; - return ami_set_var_cursorinfo(&crsr.var, - ((struct fb_var_cursorinfo __user *)arg)->data); - - case FBIOGET_CURSORSTATE: - i = ami_get_cursorstate(&crsr.state); - if (i) - return i; - return copy_to_user(argp, &crsr.state, - sizeof(crsr.state)) ? -EFAULT : 0; - - case FBIOPUT_CURSORSTATE: - if (copy_from_user(&crsr.state, argp, - sizeof(crsr.state))) - return -EFAULT; - return ami_set_cursorstate(&crsr.state); + case FBIOGET_FCURSORINFO: + i = ami_get_fix_cursorinfo(&crsr.fix, info->par); + if (i) + return i; + return copy_to_user(argp, &crsr.fix, + sizeof(crsr.fix)) ? -EFAULT : 0; + + case FBIOGET_VCURSORINFO: + i = ami_get_var_cursorinfo(&crsr.var, + ((struct fb_var_cursorinfo __user *)arg)->data, + info->par); + if (i) + return i; + return copy_to_user(argp, &crsr.var, + sizeof(crsr.var)) ? -EFAULT : 0; + + case FBIOPUT_VCURSORINFO: + if (copy_from_user(&crsr.var, argp, sizeof(crsr.var))) + return -EFAULT; + return ami_set_var_cursorinfo(&crsr.var, + ((struct fb_var_cursorinfo __user *)arg)->data, + info->par); + + case FBIOGET_CURSORSTATE: + i = ami_get_cursorstate(&crsr.state, info->par); + if (i) + return i; + return copy_to_user(argp, &crsr.state, + sizeof(crsr.state)) ? -EFAULT : 0; + + case FBIOPUT_CURSORSTATE: + if (copy_from_user(&crsr.state, argp, sizeof(crsr.state))) + return -EFAULT; + return ami_set_cursorstate(&crsr.state, info->par); } return -EINVAL; } /* + * Flash the cursor (called by VBlank interrupt) + */ + +static int flash_cursor(void) +{ + static int cursorcount = 1; + + if (cursormode == FB_CURSOR_FLASH) { + if (!--cursorcount) { + cursorstate = -cursorstate; + cursorcount = cursorrate; + if (!is_blanked) + return 1; + } + } + return 0; +} + + /* + * VBlank Display Interrupt + */ + +static irqreturn_t amifb_interrupt(int irq, void *dev_id) +{ + struct amifb_par *par = dev_id; + + if (do_vmode_pan || do_vmode_full) + ami_update_display(par); + + if (do_vmode_full) + ami_init_display(par); + + if (do_vmode_pan) { + flash_cursor(); + ami_rebuild_copper(par); + do_cursor = do_vmode_pan = 0; + } else if (do_cursor) { + flash_cursor(); + ami_set_sprite(par); + do_cursor = 0; + } else { + if (flash_cursor()) + ami_set_sprite(par); + } + + if (do_blank) { + ami_do_blank(par); + do_blank = 0; + } + + if (do_vmode_full) { + ami_reinit_copper(par); + do_vmode_full = 0; + } + return IRQ_HANDLED; +} + + +static struct fb_ops amifb_ops = { + .owner = THIS_MODULE, + .fb_check_var = amifb_check_var, + .fb_set_par = amifb_set_par, + .fb_setcolreg = amifb_setcolreg, + .fb_blank = amifb_blank, + .fb_pan_display = amifb_pan_display, + .fb_fillrect = amifb_fillrect, + .fb_copyarea = amifb_copyarea, + .fb_imageblit = amifb_imageblit, + .fb_ioctl = amifb_ioctl, +}; + + + /* * Allocate, Clear and Align a Block of Chip Memory */ @@ -2250,6 +3542,7 @@ static inline void chipfree(void) static int __init amifb_probe(struct platform_device *pdev) { + struct fb_info *info; int tag, i, err = 0; u_long chipptr; u_int defmode; @@ -2265,71 +3558,80 @@ static int __init amifb_probe(struct platform_device *pdev) #endif custom.dmacon = DMAF_ALL | DMAF_MASTER; + info = framebuffer_alloc(sizeof(struct amifb_par), &pdev->dev); + if (!info) { + dev_err(&pdev->dev, "framebuffer_alloc failed\n"); + return -ENOMEM; + } + + strcpy(info->fix.id, "Amiga "); + info->fix.visual = FB_VISUAL_PSEUDOCOLOR; + info->fix.accel = FB_ACCEL_AMIGABLITT; + switch (amiga_chipset) { #ifdef CONFIG_FB_AMIGA_OCS - case CS_OCS: - strcat(fb_info.fix.id, "OCS"); + case CS_OCS: + strcat(info->fix.id, "OCS"); default_chipset: - chipset = TAG_OCS; - maxdepth[TAG_SHRES] = 0; /* OCS means no SHRES */ - maxdepth[TAG_HIRES] = 4; - maxdepth[TAG_LORES] = 6; - maxfmode = TAG_FMODE_1; - defmode = amiga_vblank == 50 ? DEFMODE_PAL - : DEFMODE_NTSC; - fb_info.fix.smem_len = VIDEOMEMSIZE_OCS; - break; + chipset = TAG_OCS; + maxdepth[TAG_SHRES] = 0; /* OCS means no SHRES */ + maxdepth[TAG_HIRES] = 4; + maxdepth[TAG_LORES] = 6; + maxfmode = TAG_FMODE_1; + defmode = amiga_vblank == 50 ? DEFMODE_PAL : DEFMODE_NTSC; + info->fix.smem_len = VIDEOMEMSIZE_OCS; + break; #endif /* CONFIG_FB_AMIGA_OCS */ #ifdef CONFIG_FB_AMIGA_ECS - case CS_ECS: - strcat(fb_info.fix.id, "ECS"); - chipset = TAG_ECS; - maxdepth[TAG_SHRES] = 2; - maxdepth[TAG_HIRES] = 4; - maxdepth[TAG_LORES] = 6; - maxfmode = TAG_FMODE_1; - if (AMIGAHW_PRESENT(AMBER_FF)) - defmode = amiga_vblank == 50 ? DEFMODE_AMBER_PAL - : DEFMODE_AMBER_NTSC; - else - defmode = amiga_vblank == 50 ? DEFMODE_PAL - : DEFMODE_NTSC; - if (amiga_chip_avail()-CHIPRAM_SAFETY_LIMIT > - VIDEOMEMSIZE_ECS_2M) - fb_info.fix.smem_len = VIDEOMEMSIZE_ECS_2M; - else - fb_info.fix.smem_len = VIDEOMEMSIZE_ECS_1M; - break; + case CS_ECS: + strcat(info->fix.id, "ECS"); + chipset = TAG_ECS; + maxdepth[TAG_SHRES] = 2; + maxdepth[TAG_HIRES] = 4; + maxdepth[TAG_LORES] = 6; + maxfmode = TAG_FMODE_1; + if (AMIGAHW_PRESENT(AMBER_FF)) + defmode = amiga_vblank == 50 ? DEFMODE_AMBER_PAL + : DEFMODE_AMBER_NTSC; + else + defmode = amiga_vblank == 50 ? DEFMODE_PAL + : DEFMODE_NTSC; + if (amiga_chip_avail() - CHIPRAM_SAFETY_LIMIT > + VIDEOMEMSIZE_ECS_2M) + info->fix.smem_len = VIDEOMEMSIZE_ECS_2M; + else + info->fix.smem_len = VIDEOMEMSIZE_ECS_1M; + break; #endif /* CONFIG_FB_AMIGA_ECS */ #ifdef CONFIG_FB_AMIGA_AGA - case CS_AGA: - strcat(fb_info.fix.id, "AGA"); - chipset = TAG_AGA; - maxdepth[TAG_SHRES] = 8; - maxdepth[TAG_HIRES] = 8; - maxdepth[TAG_LORES] = 8; - maxfmode = TAG_FMODE_4; - defmode = DEFMODE_AGA; - if (amiga_chip_avail()-CHIPRAM_SAFETY_LIMIT > - VIDEOMEMSIZE_AGA_2M) - fb_info.fix.smem_len = VIDEOMEMSIZE_AGA_2M; - else - fb_info.fix.smem_len = VIDEOMEMSIZE_AGA_1M; - break; + case CS_AGA: + strcat(info->fix.id, "AGA"); + chipset = TAG_AGA; + maxdepth[TAG_SHRES] = 8; + maxdepth[TAG_HIRES] = 8; + maxdepth[TAG_LORES] = 8; + maxfmode = TAG_FMODE_4; + defmode = DEFMODE_AGA; + if (amiga_chip_avail() - CHIPRAM_SAFETY_LIMIT > + VIDEOMEMSIZE_AGA_2M) + info->fix.smem_len = VIDEOMEMSIZE_AGA_2M; + else + info->fix.smem_len = VIDEOMEMSIZE_AGA_1M; + break; #endif /* CONFIG_FB_AMIGA_AGA */ - default: + default: #ifdef CONFIG_FB_AMIGA_OCS - printk("Unknown graphics chipset, defaulting to OCS\n"); - strcat(fb_info.fix.id, "Unknown"); - goto default_chipset; + printk("Unknown graphics chipset, defaulting to OCS\n"); + strcat(info->fix.id, "Unknown"); + goto default_chipset; #else /* CONFIG_FB_AMIGA_OCS */ - err = -ENODEV; - goto amifb_error; + err = -ENODEV; + goto release; #endif /* CONFIG_FB_AMIGA_OCS */ - break; + break; } /* @@ -2356,42 +3658,44 @@ default_chipset: } } - /* - * These monitor specs are for a typical Amiga monitor (e.g. A1960) - */ - if (fb_info.monspecs.hfmin == 0) { - fb_info.monspecs.hfmin = 15000; - fb_info.monspecs.hfmax = 38000; - fb_info.monspecs.vfmin = 49; - fb_info.monspecs.vfmax = 90; + if (amifb_hfmin) { + info->monspecs.hfmin = amifb_hfmin; + info->monspecs.hfmax = amifb_hfmax; + info->monspecs.vfmin = amifb_vfmin; + info->monspecs.vfmax = amifb_vfmax; + } else { + /* + * These are for a typical Amiga monitor (e.g. A1960) + */ + info->monspecs.hfmin = 15000; + info->monspecs.hfmax = 38000; + info->monspecs.vfmin = 49; + info->monspecs.vfmax = 90; } - fb_info.fbops = &amifb_ops; - fb_info.par = ¤tpar; - fb_info.flags = FBINFO_DEFAULT; - fb_info.device = &pdev->dev; + info->fbops = &amifb_ops; + info->flags = FBINFO_DEFAULT; + info->device = &pdev->dev; - if (!fb_find_mode(&fb_info.var, &fb_info, mode_option, ami_modedb, + if (!fb_find_mode(&info->var, info, mode_option, ami_modedb, NUM_TOTAL_MODES, &ami_modedb[defmode], 4)) { err = -EINVAL; - goto amifb_error; + goto release; } fb_videomode_to_modelist(ami_modedb, NUM_TOTAL_MODES, - &fb_info.modelist); + &info->modelist); round_down_bpp = 0; - chipptr = chipalloc(fb_info.fix.smem_len+ - SPRITEMEMSIZE+ - DUMMYSPRITEMEMSIZE+ - COPINITSIZE+ - 4*COPLISTSIZE); + chipptr = chipalloc(info->fix.smem_len + SPRITEMEMSIZE + + DUMMYSPRITEMEMSIZE + COPINITSIZE + + 4 * COPLISTSIZE); if (!chipptr) { err = -ENOMEM; - goto amifb_error; + goto release; } - assignchunk(videomemory, u_long, chipptr, fb_info.fix.smem_len); + assignchunk(videomemory, u_long, chipptr, info->fix.smem_len); assignchunk(spritememory, u_long, chipptr, SPRITEMEMSIZE); assignchunk(dummysprite, u_short *, chipptr, DUMMYSPRITEMEMSIZE); assignchunk(copdisplay.init, copins *, chipptr, COPINITSIZE); @@ -2403,1398 +3707,78 @@ default_chipset: /* * access the videomem with writethrough cache */ - fb_info.fix.smem_start = (u_long)ZTWO_PADDR(videomemory); - videomemory = (u_long)ioremap_writethrough(fb_info.fix.smem_start, - fb_info.fix.smem_len); + info->fix.smem_start = (u_long)ZTWO_PADDR(videomemory); + videomemory = (u_long)ioremap_writethrough(info->fix.smem_start, + info->fix.smem_len); if (!videomemory) { - printk("amifb: WARNING! unable to map videomem cached writethrough\n"); - fb_info.screen_base = (char *)ZTWO_VADDR(fb_info.fix.smem_start); + dev_warn(&pdev->dev, + "Unable to map videomem cached writethrough\n"); + info->screen_base = (char *)ZTWO_VADDR(info->fix.smem_start); } else - fb_info.screen_base = (char *)videomemory; + info->screen_base = (char *)videomemory; memset(dummysprite, 0, DUMMYSPRITEMEMSIZE); /* - * Enable Display DMA - */ - - custom.dmacon = DMAF_SETCLR | DMAF_MASTER | DMAF_RASTER | DMAF_COPPER | - DMAF_BLITTER | DMAF_SPRITE; - - /* * Make sure the Copper has something to do */ - ami_init_copper(); - if (request_irq(IRQ_AMIGA_COPPER, amifb_interrupt, 0, - "fb vertb handler", ¤tpar)) { - err = -EBUSY; - goto amifb_error; - } - - err = fb_alloc_cmap(&fb_info.cmap, 1<<fb_info.var.bits_per_pixel, 0); - if (err) - goto amifb_error; - - if (register_framebuffer(&fb_info) < 0) { - err = -EINVAL; - goto amifb_error; - } - - printk("fb%d: %s frame buffer device, using %dK of video memory\n", - fb_info.node, fb_info.fix.id, fb_info.fix.smem_len>>10); - - return 0; - -amifb_error: - amifb_deinit(pdev); - return err; -} - -static void amifb_deinit(struct platform_device *pdev) -{ - if (fb_info.cmap.len) - fb_dealloc_cmap(&fb_info.cmap); - fb_dealloc_cmap(&fb_info.cmap); - chipfree(); - if (videomemory) - iounmap((void*)videomemory); - custom.dmacon = DMAF_ALL | DMAF_MASTER; -} - - - /* - * Blank the display. - */ - -static int amifb_blank(int blank, struct fb_info *info) -{ - do_blank = blank ? blank : -1; - - return 0; -} - - /* - * Flash the cursor (called by VBlank interrupt) - */ - -static int flash_cursor(void) -{ - static int cursorcount = 1; - - if (cursormode == FB_CURSOR_FLASH) { - if (!--cursorcount) { - cursorstate = -cursorstate; - cursorcount = cursorrate; - if (!is_blanked) - return 1; - } - } - return 0; -} - - /* - * VBlank Display Interrupt - */ - -static irqreturn_t amifb_interrupt(int irq, void *dev_id) -{ - if (do_vmode_pan || do_vmode_full) - ami_update_display(); - - if (do_vmode_full) - ami_init_display(); - - if (do_vmode_pan) { - flash_cursor(); - ami_rebuild_copper(); - do_cursor = do_vmode_pan = 0; - } else if (do_cursor) { - flash_cursor(); - ami_set_sprite(); - do_cursor = 0; - } else { - if (flash_cursor()) - ami_set_sprite(); - } - - if (do_blank) { - ami_do_blank(); - do_blank = 0; - } - - if (do_vmode_full) { - ami_reinit_copper(); - do_vmode_full = 0; - } - return IRQ_HANDLED; -} - -/* --------------------------- Hardware routines --------------------------- */ - - /* - * Get the video params out of `var'. If a value doesn't fit, round - * it up, if it's too big, return -EINVAL. - */ - -static int ami_decode_var(struct fb_var_screeninfo *var, - struct amifb_par *par) -{ - u_short clk_shift, line_shift; - u_long maxfetchstop, fstrt, fsize, fconst, xres_n, yres_n; - u_int htotal, vtotal; - - /* - * Find a matching Pixel Clock - */ - - for (clk_shift = TAG_SHRES; clk_shift <= TAG_LORES; clk_shift++) - if (var->pixclock <= pixclock[clk_shift]) - break; - if (clk_shift > TAG_LORES) { - DPRINTK("pixclock too high\n"); - return -EINVAL; - } - par->clk_shift = clk_shift; - - /* - * Check the Geometry Values - */ - - if ((par->xres = var->xres) < 64) - par->xres = 64; - if ((par->yres = var->yres) < 64) - par->yres = 64; - if ((par->vxres = var->xres_virtual) < par->xres) - par->vxres = par->xres; - if ((par->vyres = var->yres_virtual) < par->yres) - par->vyres = par->yres; - - par->bpp = var->bits_per_pixel; - if (!var->nonstd) { - if (par->bpp < 1) - par->bpp = 1; - if (par->bpp > maxdepth[clk_shift]) { - if (round_down_bpp && maxdepth[clk_shift]) - par->bpp = maxdepth[clk_shift]; - else { - DPRINTK("invalid bpp\n"); - return -EINVAL; - } - } - } else if (var->nonstd == FB_NONSTD_HAM) { - if (par->bpp < 6) - par->bpp = 6; - if (par->bpp != 6) { - if (par->bpp < 8) - par->bpp = 8; - if (par->bpp != 8 || !IS_AGA) { - DPRINTK("invalid bpp for ham mode\n"); - return -EINVAL; - } - } - } else { - DPRINTK("unknown nonstd mode\n"); - return -EINVAL; - } - - /* - * FB_VMODE_SMOOTH_XPAN will be cleared, if one of the folloing - * checks failed and smooth scrolling is not possible - */ - - par->vmode = var->vmode | FB_VMODE_SMOOTH_XPAN; - switch (par->vmode & FB_VMODE_MASK) { - case FB_VMODE_INTERLACED: - line_shift = 0; - break; - case FB_VMODE_NONINTERLACED: - line_shift = 1; - break; - case FB_VMODE_DOUBLE: - if (!IS_AGA) { - DPRINTK("double mode only possible with aga\n"); - return -EINVAL; - } - line_shift = 2; - break; - default: - DPRINTK("unknown video mode\n"); - return -EINVAL; - break; - } - par->line_shift = line_shift; - - /* - * Vertical and Horizontal Timings - */ - - xres_n = par->xres<<clk_shift; - yres_n = par->yres<<line_shift; - par->htotal = down8((var->left_margin+par->xres+var->right_margin+var->hsync_len)<<clk_shift); - par->vtotal = down2(((var->upper_margin+par->yres+var->lower_margin+var->vsync_len)<<line_shift)+1); - - if (IS_AGA) - par->bplcon3 = sprpixmode[clk_shift]; - else - par->bplcon3 = 0; - if (var->sync & FB_SYNC_BROADCAST) { - par->diwstop_h = par->htotal-((var->right_margin-var->hsync_len)<<clk_shift); - if (IS_AGA) - par->diwstop_h += mod4(var->hsync_len); - else - par->diwstop_h = down4(par->diwstop_h); - - par->diwstrt_h = par->diwstop_h - xres_n; - par->diwstop_v = par->vtotal-((var->lower_margin-var->vsync_len)<<line_shift); - par->diwstrt_v = par->diwstop_v - yres_n; - if (par->diwstop_h >= par->htotal+8) { - DPRINTK("invalid diwstop_h\n"); - return -EINVAL; - } - if (par->diwstop_v > par->vtotal) { - DPRINTK("invalid diwstop_v\n"); - return -EINVAL; - } - - if (!IS_OCS) { - /* Initialize sync with some reasonable values for pwrsave */ - par->hsstrt = 160; - par->hsstop = 320; - par->vsstrt = 30; - par->vsstop = 34; - } else { - par->hsstrt = 0; - par->hsstop = 0; - par->vsstrt = 0; - par->vsstop = 0; - } - if (par->vtotal > (PAL_VTOTAL+NTSC_VTOTAL)/2) { - /* PAL video mode */ - if (par->htotal != PAL_HTOTAL) { - DPRINTK("htotal invalid for pal\n"); - return -EINVAL; - } - if (par->diwstrt_h < PAL_DIWSTRT_H) { - DPRINTK("diwstrt_h too low for pal\n"); - return -EINVAL; - } - if (par->diwstrt_v < PAL_DIWSTRT_V) { - DPRINTK("diwstrt_v too low for pal\n"); - return -EINVAL; - } - htotal = PAL_HTOTAL>>clk_shift; - vtotal = PAL_VTOTAL>>1; - if (!IS_OCS) { - par->beamcon0 = BMC0_PAL; - par->bplcon3 |= BPC3_BRDRBLNK; - } else if (AMIGAHW_PRESENT(AGNUS_HR_PAL) || - AMIGAHW_PRESENT(AGNUS_HR_NTSC)) { - par->beamcon0 = BMC0_PAL; - par->hsstop = 1; - } else if (amiga_vblank != 50) { - DPRINTK("pal not supported by this chipset\n"); - return -EINVAL; - } - } else { - /* NTSC video mode - * In the AGA chipset seems to be hardware bug with BPC3_BRDRBLNK - * and NTSC activated, so than better let diwstop_h <= 1812 - */ - if (par->htotal != NTSC_HTOTAL) { - DPRINTK("htotal invalid for ntsc\n"); - return -EINVAL; - } - if (par->diwstrt_h < NTSC_DIWSTRT_H) { - DPRINTK("diwstrt_h too low for ntsc\n"); - return -EINVAL; - } - if (par->diwstrt_v < NTSC_DIWSTRT_V) { - DPRINTK("diwstrt_v too low for ntsc\n"); - return -EINVAL; - } - htotal = NTSC_HTOTAL>>clk_shift; - vtotal = NTSC_VTOTAL>>1; - if (!IS_OCS) { - par->beamcon0 = 0; - par->bplcon3 |= BPC3_BRDRBLNK; - } else if (AMIGAHW_PRESENT(AGNUS_HR_PAL) || - AMIGAHW_PRESENT(AGNUS_HR_NTSC)) { - par->beamcon0 = 0; - par->hsstop = 1; - } else if (amiga_vblank != 60) { - DPRINTK("ntsc not supported by this chipset\n"); - return -EINVAL; - } - } - if (IS_OCS) { - if (par->diwstrt_h >= 1024 || par->diwstop_h < 1024 || - par->diwstrt_v >= 512 || par->diwstop_v < 256) { - DPRINTK("invalid position for display on ocs\n"); - return -EINVAL; - } - } - } else if (!IS_OCS) { - /* Programmable video mode */ - par->hsstrt = var->right_margin<<clk_shift; - par->hsstop = (var->right_margin+var->hsync_len)<<clk_shift; - par->diwstop_h = par->htotal - mod8(par->hsstrt) + 8 - (1 << clk_shift); - if (!IS_AGA) - par->diwstop_h = down4(par->diwstop_h) - 16; - par->diwstrt_h = par->diwstop_h - xres_n; - par->hbstop = par->diwstrt_h + 4; - par->hbstrt = par->diwstop_h + 4; - if (par->hbstrt >= par->htotal + 8) - par->hbstrt -= par->htotal; - par->hcenter = par->hsstrt + (par->htotal >> 1); - par->vsstrt = var->lower_margin<<line_shift; - par->vsstop = (var->lower_margin+var->vsync_len)<<line_shift; - par->diwstop_v = par->vtotal; - if ((par->vmode & FB_VMODE_MASK) == FB_VMODE_INTERLACED) - par->diwstop_v -= 2; - par->diwstrt_v = par->diwstop_v - yres_n; - par->vbstop = par->diwstrt_v - 2; - par->vbstrt = par->diwstop_v - 2; - if (par->vtotal > 2048) { - DPRINTK("vtotal too high\n"); - return -EINVAL; - } - if (par->htotal > 2048) { - DPRINTK("htotal too high\n"); - return -EINVAL; - } - par->bplcon3 |= BPC3_EXTBLKEN; - par->beamcon0 = BMC0_HARDDIS | BMC0_VARVBEN | BMC0_LOLDIS | - BMC0_VARVSYEN | BMC0_VARHSYEN | BMC0_VARBEAMEN | - BMC0_PAL | BMC0_VARCSYEN; - if (var->sync & FB_SYNC_HOR_HIGH_ACT) - par->beamcon0 |= BMC0_HSYTRUE; - if (var->sync & FB_SYNC_VERT_HIGH_ACT) - par->beamcon0 |= BMC0_VSYTRUE; - if (var->sync & FB_SYNC_COMP_HIGH_ACT) - par->beamcon0 |= BMC0_CSYTRUE; - htotal = par->htotal>>clk_shift; - vtotal = par->vtotal>>1; - } else { - DPRINTK("only broadcast modes possible for ocs\n"); - return -EINVAL; - } - - /* - * Checking the DMA timing - */ - - fconst = 16<<maxfmode<<clk_shift; - - /* - * smallest window start value without turn off other dma cycles - * than sprite1-7, unless you change min_fstrt - */ - - - fsize = ((maxfmode+clk_shift <= 1) ? fconst : 64); - fstrt = downx(fconst, par->diwstrt_h-4) - fsize; - if (fstrt < min_fstrt) { - DPRINTK("fetch start too low\n"); - return -EINVAL; - } - - /* - * smallest window start value where smooth scrolling is possible - */ - - fstrt = downx(fconst, par->diwstrt_h-fconst+(1<<clk_shift)-4) - fsize; - if (fstrt < min_fstrt) - par->vmode &= ~FB_VMODE_SMOOTH_XPAN; - - maxfetchstop = down16(par->htotal - 80); - - fstrt = downx(fconst, par->diwstrt_h-4) - 64 - fconst; - fsize = upx(fconst, xres_n + modx(fconst, downx(1<<clk_shift, par->diwstrt_h-4))); - if (fstrt + fsize > maxfetchstop) - par->vmode &= ~FB_VMODE_SMOOTH_XPAN; - - fsize = upx(fconst, xres_n); - if (fstrt + fsize > maxfetchstop) { - DPRINTK("fetch stop too high\n"); - return -EINVAL; - } - - if (maxfmode + clk_shift <= 1) { - fsize = up64(xres_n + fconst - 1); - if (min_fstrt + fsize - 64 > maxfetchstop) - par->vmode &= ~FB_VMODE_SMOOTH_XPAN; - - fsize = up64(xres_n); - if (min_fstrt + fsize - 64 > maxfetchstop) { - DPRINTK("fetch size too high\n"); - return -EINVAL; - } - - fsize -= 64; - } else - fsize -= fconst; - - /* - * Check if there is enough time to update the bitplane pointers for ywrap - */ - - if (par->htotal-fsize-64 < par->bpp*64) - par->vmode &= ~FB_VMODE_YWRAP; - - /* - * Bitplane calculations and check the Memory Requirements - */ - - if (amifb_ilbm) { - par->next_plane = div8(upx(16<<maxfmode, par->vxres)); - par->next_line = par->bpp*par->next_plane; - if (par->next_line * par->vyres > fb_info.fix.smem_len) { - DPRINTK("too few video mem\n"); - return -EINVAL; - } - } else { - par->next_line = div8(upx(16<<maxfmode, par->vxres)); - par->next_plane = par->vyres*par->next_line; - if (par->next_plane * par->bpp > fb_info.fix.smem_len) { - DPRINTK("too few video mem\n"); - return -EINVAL; - } - } - - /* - * Hardware Register Values - */ - - par->bplcon0 = BPC0_COLOR | bplpixmode[clk_shift]; - if (!IS_OCS) - par->bplcon0 |= BPC0_ECSENA; - if (par->bpp == 8) - par->bplcon0 |= BPC0_BPU3; - else - par->bplcon0 |= par->bpp<<12; - if (var->nonstd == FB_NONSTD_HAM) - par->bplcon0 |= BPC0_HAM; - if (var->sync & FB_SYNC_EXT) - par->bplcon0 |= BPC0_ERSY; - - if (IS_AGA) - par->fmode = bplfetchmode[maxfmode]; - - switch (par->vmode & FB_VMODE_MASK) { - case FB_VMODE_INTERLACED: - par->bplcon0 |= BPC0_LACE; - break; - case FB_VMODE_DOUBLE: - if (IS_AGA) - par->fmode |= FMODE_SSCAN2 | FMODE_BSCAN2; - break; - } - - if (!((par->vmode ^ var->vmode) & FB_VMODE_YWRAP)) { - par->xoffset = var->xoffset; - par->yoffset = var->yoffset; - if (par->vmode & FB_VMODE_YWRAP) { - if (par->xoffset || par->yoffset < 0 || par->yoffset >= par->vyres) - par->xoffset = par->yoffset = 0; - } else { - if (par->xoffset < 0 || par->xoffset > upx(16<<maxfmode, par->vxres-par->xres) || - par->yoffset < 0 || par->yoffset > par->vyres-par->yres) - par->xoffset = par->yoffset = 0; - } - } else - par->xoffset = par->yoffset = 0; - - par->crsr.crsr_x = par->crsr.crsr_y = 0; - par->crsr.spot_x = par->crsr.spot_y = 0; - par->crsr.height = par->crsr.width = 0; - - return 0; -} - - /* - * Fill the `var' structure based on the values in `par' and maybe - * other values read out of the hardware. - */ - -static int ami_encode_var(struct fb_var_screeninfo *var, - struct amifb_par *par) -{ - u_short clk_shift, line_shift; - - memset(var, 0, sizeof(struct fb_var_screeninfo)); - - clk_shift = par->clk_shift; - line_shift = par->line_shift; - - var->xres = par->xres; - var->yres = par->yres; - var->xres_virtual = par->vxres; - var->yres_virtual = par->vyres; - var->xoffset = par->xoffset; - var->yoffset = par->yoffset; - - var->bits_per_pixel = par->bpp; - var->grayscale = 0; - - var->red.offset = 0; - var->red.msb_right = 0; - var->red.length = par->bpp; - if (par->bplcon0 & BPC0_HAM) - var->red.length -= 2; - var->blue = var->green = var->red; - var->transp.offset = 0; - var->transp.length = 0; - var->transp.msb_right = 0; - - if (par->bplcon0 & BPC0_HAM) - var->nonstd = FB_NONSTD_HAM; - else - var->nonstd = 0; - var->activate = 0; - - var->height = -1; - var->width = -1; - - var->pixclock = pixclock[clk_shift]; - - if (IS_AGA && par->fmode & FMODE_BSCAN2) - var->vmode = FB_VMODE_DOUBLE; - else if (par->bplcon0 & BPC0_LACE) - var->vmode = FB_VMODE_INTERLACED; - else - var->vmode = FB_VMODE_NONINTERLACED; - - if (!IS_OCS && par->beamcon0 & BMC0_VARBEAMEN) { - var->hsync_len = (par->hsstop-par->hsstrt)>>clk_shift; - var->right_margin = par->hsstrt>>clk_shift; - var->left_margin = (par->htotal>>clk_shift) - var->xres - var->right_margin - var->hsync_len; - var->vsync_len = (par->vsstop-par->vsstrt)>>line_shift; - var->lower_margin = par->vsstrt>>line_shift; - var->upper_margin = (par->vtotal>>line_shift) - var->yres - var->lower_margin - var->vsync_len; - var->sync = 0; - if (par->beamcon0 & BMC0_HSYTRUE) - var->sync |= FB_SYNC_HOR_HIGH_ACT; - if (par->beamcon0 & BMC0_VSYTRUE) - var->sync |= FB_SYNC_VERT_HIGH_ACT; - if (par->beamcon0 & BMC0_CSYTRUE) - var->sync |= FB_SYNC_COMP_HIGH_ACT; - } else { - var->sync = FB_SYNC_BROADCAST; - var->hsync_len = (152>>clk_shift) + mod4(par->diwstop_h); - var->right_margin = ((par->htotal - down4(par->diwstop_h))>>clk_shift) + var->hsync_len; - var->left_margin = (par->htotal>>clk_shift) - var->xres - var->right_margin - var->hsync_len; - var->vsync_len = 4>>line_shift; - var->lower_margin = ((par->vtotal - par->diwstop_v)>>line_shift) + var->vsync_len; - var->upper_margin = (((par->vtotal - 2)>>line_shift) + 1) - var->yres - - var->lower_margin - var->vsync_len; - } - - if (par->bplcon0 & BPC0_ERSY) - var->sync |= FB_SYNC_EXT; - if (par->vmode & FB_VMODE_YWRAP) - var->vmode |= FB_VMODE_YWRAP; - - return 0; -} - - /* - * Pan or Wrap the Display - * - * This call looks only at xoffset, yoffset and the FB_VMODE_YWRAP flag - * in `var'. - */ - -static void ami_pan_var(struct fb_var_screeninfo *var) -{ - struct amifb_par *par = ¤tpar; - - par->xoffset = var->xoffset; - par->yoffset = var->yoffset; - if (var->vmode & FB_VMODE_YWRAP) - par->vmode |= FB_VMODE_YWRAP; - else - par->vmode &= ~FB_VMODE_YWRAP; - - do_vmode_pan = 0; - ami_update_par(); - do_vmode_pan = 1; -} - - /* - * Update hardware - */ - -static int ami_update_par(void) -{ - struct amifb_par *par = ¤tpar; - short clk_shift, vshift, fstrt, fsize, fstop, fconst, shift, move, mod; - - clk_shift = par->clk_shift; - - if (!(par->vmode & FB_VMODE_SMOOTH_XPAN)) - par->xoffset = upx(16<<maxfmode, par->xoffset); - - fconst = 16<<maxfmode<<clk_shift; - vshift = modx(16<<maxfmode, par->xoffset); - fstrt = par->diwstrt_h - (vshift<<clk_shift) - 4; - fsize = (par->xres+vshift)<<clk_shift; - shift = modx(fconst, fstrt); - move = downx(2<<maxfmode, div8(par->xoffset)); - if (maxfmode + clk_shift > 1) { - fstrt = downx(fconst, fstrt) - 64; - fsize = upx(fconst, fsize); - fstop = fstrt + fsize - fconst; - } else { - mod = fstrt = downx(fconst, fstrt) - fconst; - fstop = fstrt + upx(fconst, fsize) - 64; - fsize = up64(fsize); - fstrt = fstop - fsize + 64; - if (fstrt < min_fstrt) { - fstop += min_fstrt - fstrt; - fstrt = min_fstrt; - } - move = move - div8((mod-fstrt)>>clk_shift); - } - mod = par->next_line - div8(fsize>>clk_shift); - par->ddfstrt = fstrt; - par->ddfstop = fstop; - par->bplcon1 = hscroll2hw(shift); - par->bpl2mod = mod; - if (par->bplcon0 & BPC0_LACE) - par->bpl2mod += par->next_line; - if (IS_AGA && (par->fmode & FMODE_BSCAN2)) - par->bpl1mod = -div8(fsize>>clk_shift); - else - par->bpl1mod = par->bpl2mod; - - if (par->yoffset) { - par->bplpt0 = fb_info.fix.smem_start + par->next_line*par->yoffset + move; - if (par->vmode & FB_VMODE_YWRAP) { - if (par->yoffset > par->vyres-par->yres) { - par->bplpt0wrap = fb_info.fix.smem_start + move; - if (par->bplcon0 & BPC0_LACE && mod2(par->diwstrt_v+par->vyres-par->yoffset)) - par->bplpt0wrap += par->next_line; - } - } - } else - par->bplpt0 = fb_info.fix.smem_start + move; - - if (par->bplcon0 & BPC0_LACE && mod2(par->diwstrt_v)) - par->bplpt0 += par->next_line; - - return 0; -} - - - /* - * Set a single color register. The values supplied are already - * rounded down to the hardware's capabilities (according to the - * entries in the var structure). Return != 0 for invalid regno. - */ - -static int amifb_setcolreg(u_int regno, u_int red, u_int green, u_int blue, - u_int transp, struct fb_info *info) -{ - if (IS_AGA) { - if (regno > 255) - return 1; - } else if (currentpar.bplcon0 & BPC0_SHRES) { - if (regno > 3) - return 1; - } else { - if (regno > 31) - return 1; - } - red >>= 8; - green >>= 8; - blue >>= 8; - if (!regno) { - red0 = red; - green0 = green; - blue0 = blue; - } - - /* - * Update the corresponding Hardware Color Register, unless it's Color - * Register 0 and the screen is blanked. - * - * VBlank is switched off to protect bplcon3 or ecs_palette[] from - * being changed by ami_do_blank() during the VBlank. - */ - - if (regno || !is_blanked) { -#if defined(CONFIG_FB_AMIGA_AGA) - if (IS_AGA) { - u_short bplcon3 = currentpar.bplcon3; - VBlankOff(); - custom.bplcon3 = bplcon3 | (regno<<8 & 0xe000); - custom.color[regno&31] = rgb2hw8_high(red, green, blue); - custom.bplcon3 = bplcon3 | (regno<<8 & 0xe000) | BPC3_LOCT; - custom.color[regno&31] = rgb2hw8_low(red, green, blue); - custom.bplcon3 = bplcon3; - VBlankOn(); - } else -#endif -#if defined(CONFIG_FB_AMIGA_ECS) - if (currentpar.bplcon0 & BPC0_SHRES) { - u_short color, mask; - int i; - - mask = 0x3333; - color = rgb2hw2(red, green, blue); - VBlankOff(); - for (i = regno+12; i >= (int)regno; i -= 4) - custom.color[i] = ecs_palette[i] = (ecs_palette[i] & mask) | color; - mask <<=2; color >>= 2; - regno = down16(regno)+mul4(mod4(regno)); - for (i = regno+3; i >= (int)regno; i--) - custom.color[i] = ecs_palette[i] = (ecs_palette[i] & mask) | color; - VBlankOn(); - } else -#endif - custom.color[regno] = rgb2hw4(red, green, blue); - } - return 0; -} - -static void ami_update_display(void) -{ - struct amifb_par *par = ¤tpar; - - custom.bplcon1 = par->bplcon1; - custom.bpl1mod = par->bpl1mod; - custom.bpl2mod = par->bpl2mod; - custom.ddfstrt = ddfstrt2hw(par->ddfstrt); - custom.ddfstop = ddfstop2hw(par->ddfstop); -} - - /* - * Change the video mode (called by VBlank interrupt) - */ - -static void ami_init_display(void) -{ - struct amifb_par *par = ¤tpar; - int i; - - custom.bplcon0 = par->bplcon0 & ~BPC0_LACE; - custom.bplcon2 = (IS_OCS ? 0 : BPC2_KILLEHB) | BPC2_PF2P2 | BPC2_PF1P2; - if (!IS_OCS) { - custom.bplcon3 = par->bplcon3; - if (IS_AGA) - custom.bplcon4 = BPC4_ESPRM4 | BPC4_OSPRM4; - if (par->beamcon0 & BMC0_VARBEAMEN) { - custom.htotal = htotal2hw(par->htotal); - custom.hbstrt = hbstrt2hw(par->hbstrt); - custom.hbstop = hbstop2hw(par->hbstop); - custom.hsstrt = hsstrt2hw(par->hsstrt); - custom.hsstop = hsstop2hw(par->hsstop); - custom.hcenter = hcenter2hw(par->hcenter); - custom.vtotal = vtotal2hw(par->vtotal); - custom.vbstrt = vbstrt2hw(par->vbstrt); - custom.vbstop = vbstop2hw(par->vbstop); - custom.vsstrt = vsstrt2hw(par->vsstrt); - custom.vsstop = vsstop2hw(par->vsstop); - } - } - if (!IS_OCS || par->hsstop) - custom.beamcon0 = par->beamcon0; - if (IS_AGA) - custom.fmode = par->fmode; - - /* - * The minimum period for audio depends on htotal - */ - - amiga_audio_min_period = div16(par->htotal); - - is_lace = par->bplcon0 & BPC0_LACE ? 1 : 0; -#if 1 - if (is_lace) { - i = custom.vposr >> 15; - } else { - custom.vposw = custom.vposr | 0x8000; - i = 1; - } -#else - i = 1; - custom.vposw = custom.vposr | 0x8000; -#endif - custom.cop2lc = (u_short *)ZTWO_PADDR(copdisplay.list[currentcop][i]); -} - - /* - * (Un)Blank the screen (called by VBlank interrupt) + * Enable Display DMA */ + custom.dmacon = DMAF_SETCLR | DMAF_MASTER | DMAF_RASTER | DMAF_COPPER | + DMAF_BLITTER | DMAF_SPRITE; -static void ami_do_blank(void) -{ - struct amifb_par *par = ¤tpar; -#if defined(CONFIG_FB_AMIGA_AGA) - u_short bplcon3 = par->bplcon3; -#endif - u_char red, green, blue; - - if (do_blank > 0) { - custom.dmacon = DMAF_RASTER | DMAF_SPRITE; - red = green = blue = 0; - if (!IS_OCS && do_blank > 1) { - switch (do_blank) { - case FB_BLANK_VSYNC_SUSPEND: - custom.hsstrt = hsstrt2hw(par->hsstrt); - custom.hsstop = hsstop2hw(par->hsstop); - custom.vsstrt = vsstrt2hw(par->vtotal+4); - custom.vsstop = vsstop2hw(par->vtotal+4); - break; - case FB_BLANK_HSYNC_SUSPEND: - custom.hsstrt = hsstrt2hw(par->htotal+16); - custom.hsstop = hsstop2hw(par->htotal+16); - custom.vsstrt = vsstrt2hw(par->vsstrt); - custom.vsstop = vsstrt2hw(par->vsstop); - break; - case FB_BLANK_POWERDOWN: - custom.hsstrt = hsstrt2hw(par->htotal+16); - custom.hsstop = hsstop2hw(par->htotal+16); - custom.vsstrt = vsstrt2hw(par->vtotal+4); - custom.vsstop = vsstop2hw(par->vtotal+4); - break; - } - if (!(par->beamcon0 & BMC0_VARBEAMEN)) { - custom.htotal = htotal2hw(par->htotal); - custom.vtotal = vtotal2hw(par->vtotal); - custom.beamcon0 = BMC0_HARDDIS | BMC0_VARBEAMEN | - BMC0_VARVSYEN | BMC0_VARHSYEN | BMC0_VARCSYEN; - } - } - } else { - custom.dmacon = DMAF_SETCLR | DMAF_RASTER | DMAF_SPRITE; - red = red0; - green = green0; - blue = blue0; - if (!IS_OCS) { - custom.hsstrt = hsstrt2hw(par->hsstrt); - custom.hsstop = hsstop2hw(par->hsstop); - custom.vsstrt = vsstrt2hw(par->vsstrt); - custom.vsstop = vsstop2hw(par->vsstop); - custom.beamcon0 = par->beamcon0; - } - } -#if defined(CONFIG_FB_AMIGA_AGA) - if (IS_AGA) { - custom.bplcon3 = bplcon3; - custom.color[0] = rgb2hw8_high(red, green, blue); - custom.bplcon3 = bplcon3 | BPC3_LOCT; - custom.color[0] = rgb2hw8_low(red, green, blue); - custom.bplcon3 = bplcon3; - } else -#endif -#if defined(CONFIG_FB_AMIGA_ECS) - if (par->bplcon0 & BPC0_SHRES) { - u_short color, mask; - int i; - - mask = 0x3333; - color = rgb2hw2(red, green, blue); - for (i = 12; i >= 0; i -= 4) - custom.color[i] = ecs_palette[i] = (ecs_palette[i] & mask) | color; - mask <<=2; color >>= 2; - for (i = 3; i >= 0; i--) - custom.color[i] = ecs_palette[i] = (ecs_palette[i] & mask) | color; - } else -#endif - custom.color[0] = rgb2hw4(red, green, blue); - is_blanked = do_blank > 0 ? do_blank : 0; -} - -static int ami_get_fix_cursorinfo(struct fb_fix_cursorinfo *fix) -{ - struct amifb_par *par = ¤tpar; - - fix->crsr_width = fix->crsr_xsize = par->crsr.width; - fix->crsr_height = fix->crsr_ysize = par->crsr.height; - fix->crsr_color1 = 17; - fix->crsr_color2 = 18; - return 0; -} - -static int ami_get_var_cursorinfo(struct fb_var_cursorinfo *var, u_char __user *data) -{ - struct amifb_par *par = ¤tpar; - register u_short *lspr, *sspr; -#ifdef __mc68000__ - register u_long datawords asm ("d2"); -#else - register u_long datawords; -#endif - register short delta; - register u_char color; - short height, width, bits, words; - int size, alloc; - - size = par->crsr.height*par->crsr.width; - alloc = var->height*var->width; - var->height = par->crsr.height; - var->width = par->crsr.width; - var->xspot = par->crsr.spot_x; - var->yspot = par->crsr.spot_y; - if (size > var->height*var->width) - return -ENAMETOOLONG; - if (!access_ok(VERIFY_WRITE, data, size)) - return -EFAULT; - delta = 1<<par->crsr.fmode; - lspr = lofsprite + (delta<<1); - if (par->bplcon0 & BPC0_LACE) - sspr = shfsprite + (delta<<1); - else - sspr = NULL; - for (height = (short)var->height-1; height >= 0; height--) { - bits = 0; words = delta; datawords = 0; - for (width = (short)var->width-1; width >= 0; width--) { - if (bits == 0) { - bits = 16; --words; -#ifdef __mc68000__ - asm volatile ("movew %1@(%3:w:2),%0 ; swap %0 ; movew %1@+,%0" - : "=d" (datawords), "=a" (lspr) : "1" (lspr), "d" (delta)); -#else - datawords = (*(lspr+delta) << 16) | (*lspr++); -#endif - } - --bits; -#ifdef __mc68000__ - asm volatile ( - "clrb %0 ; swap %1 ; lslw #1,%1 ; roxlb #1,%0 ; " - "swap %1 ; lslw #1,%1 ; roxlb #1,%0" - : "=d" (color), "=d" (datawords) : "1" (datawords)); -#else - color = (((datawords >> 30) & 2) - | ((datawords >> 15) & 1)); - datawords <<= 1; -#endif - put_user(color, data++); - } - if (bits > 0) { - --words; ++lspr; - } - while (--words >= 0) - ++lspr; -#ifdef __mc68000__ - asm volatile ("lea %0@(%4:w:2),%0 ; tstl %1 ; jeq 1f ; exg %0,%1\n1:" - : "=a" (lspr), "=a" (sspr) : "0" (lspr), "1" (sspr), "d" (delta)); -#else - lspr += delta; - if (sspr) { - u_short *tmp = lspr; - lspr = sspr; - sspr = tmp; - } -#endif - } - return 0; -} - -static int ami_set_var_cursorinfo(struct fb_var_cursorinfo *var, u_char __user *data) -{ - struct amifb_par *par = ¤tpar; - register u_short *lspr, *sspr; -#ifdef __mc68000__ - register u_long datawords asm ("d2"); -#else - register u_long datawords; -#endif - register short delta; - u_short fmode; - short height, width, bits, words; + err = request_irq(IRQ_AMIGA_COPPER, amifb_interrupt, 0, + "fb vertb handler", info->par); + if (err) + goto disable_dma; - if (!var->width) - return -EINVAL; - else if (var->width <= 16) - fmode = TAG_FMODE_1; - else if (var->width <= 32) - fmode = TAG_FMODE_2; - else if (var->width <= 64) - fmode = TAG_FMODE_4; - else - return -EINVAL; - if (fmode > maxfmode) - return -EINVAL; - if (!var->height) - return -EINVAL; - if (!access_ok(VERIFY_READ, data, var->width*var->height)) - return -EFAULT; - delta = 1<<fmode; - lofsprite = shfsprite = (u_short *)spritememory; - lspr = lofsprite + (delta<<1); - if (par->bplcon0 & BPC0_LACE) { - if (((var->height+4)<<fmode<<2) > SPRITEMEMSIZE) - return -EINVAL; - memset(lspr, 0, (var->height+4)<<fmode<<2); - shfsprite += ((var->height+5)&-2)<<fmode; - sspr = shfsprite + (delta<<1); - } else { - if (((var->height+2)<<fmode<<2) > SPRITEMEMSIZE) - return -EINVAL; - memset(lspr, 0, (var->height+2)<<fmode<<2); - sspr = NULL; - } - for (height = (short)var->height-1; height >= 0; height--) { - bits = 16; words = delta; datawords = 0; - for (width = (short)var->width-1; width >= 0; width--) { - unsigned long tdata = 0; - get_user(tdata, data); - data++; -#ifdef __mc68000__ - asm volatile ( - "lsrb #1,%2 ; roxlw #1,%0 ; swap %0 ; " - "lsrb #1,%2 ; roxlw #1,%0 ; swap %0" - : "=d" (datawords) - : "0" (datawords), "d" (tdata)); -#else - datawords = ((datawords << 1) & 0xfffefffe); - datawords |= tdata & 1; - datawords |= (tdata & 2) << (16-1); -#endif - if (--bits == 0) { - bits = 16; --words; -#ifdef __mc68000__ - asm volatile ("swap %2 ; movew %2,%0@(%3:w:2) ; swap %2 ; movew %2,%0@+" - : "=a" (lspr) : "0" (lspr), "d" (datawords), "d" (delta)); -#else - *(lspr+delta) = (u_short) (datawords >> 16); - *lspr++ = (u_short) (datawords & 0xffff); -#endif - } - } - if (bits < 16) { - --words; -#ifdef __mc68000__ - asm volatile ( - "swap %2 ; lslw %4,%2 ; movew %2,%0@(%3:w:2) ; " - "swap %2 ; lslw %4,%2 ; movew %2,%0@+" - : "=a" (lspr) : "0" (lspr), "d" (datawords), "d" (delta), "d" (bits)); -#else - *(lspr+delta) = (u_short) (datawords >> (16+bits)); - *lspr++ = (u_short) ((datawords & 0x0000ffff) >> bits); -#endif - } - while (--words >= 0) { -#ifdef __mc68000__ - asm volatile ("moveql #0,%%d0 ; movew %%d0,%0@(%2:w:2) ; movew %%d0,%0@+" - : "=a" (lspr) : "0" (lspr), "d" (delta) : "d0"); -#else - *(lspr+delta) = 0; - *lspr++ = 0; -#endif - } -#ifdef __mc68000__ - asm volatile ("lea %0@(%4:w:2),%0 ; tstl %1 ; jeq 1f ; exg %0,%1\n1:" - : "=a" (lspr), "=a" (sspr) : "0" (lspr), "1" (sspr), "d" (delta)); -#else - lspr += delta; - if (sspr) { - u_short *tmp = lspr; - lspr = sspr; - sspr = tmp; - } -#endif - } - par->crsr.height = var->height; - par->crsr.width = var->width; - par->crsr.spot_x = var->xspot; - par->crsr.spot_y = var->yspot; - par->crsr.fmode = fmode; - if (IS_AGA) { - par->fmode &= ~(FMODE_SPAGEM | FMODE_SPR32); - par->fmode |= sprfetchmode[fmode]; - custom.fmode = par->fmode; - } - return 0; -} + err = fb_alloc_cmap(&info->cmap, 1 << info->var.bits_per_pixel, 0); + if (err) + goto free_irq; -static int ami_get_cursorstate(struct fb_cursorstate *state) -{ - struct amifb_par *par = ¤tpar; + dev_set_drvdata(&pdev->dev, info); - state->xoffset = par->crsr.crsr_x; - state->yoffset = par->crsr.crsr_y; - state->mode = cursormode; - return 0; -} + err = register_framebuffer(info); + if (err) + goto unset_drvdata; -static int ami_set_cursorstate(struct fb_cursorstate *state) -{ - struct amifb_par *par = ¤tpar; + printk("fb%d: %s frame buffer device, using %dK of video memory\n", + info->node, info->fix.id, info->fix.smem_len>>10); - par->crsr.crsr_x = state->xoffset; - par->crsr.crsr_y = state->yoffset; - if ((cursormode = state->mode) == FB_CURSOR_OFF) - cursorstate = -1; - do_cursor = 1; return 0; -} - -static void ami_set_sprite(void) -{ - struct amifb_par *par = ¤tpar; - copins *copl, *cops; - u_short hs, vs, ve; - u_long pl, ps, pt; - short mx, my; - - cops = copdisplay.list[currentcop][0]; - copl = copdisplay.list[currentcop][1]; - ps = pl = ZTWO_PADDR(dummysprite); - mx = par->crsr.crsr_x-par->crsr.spot_x; - my = par->crsr.crsr_y-par->crsr.spot_y; - if (!(par->vmode & FB_VMODE_YWRAP)) { - mx -= par->xoffset; - my -= par->yoffset; - } - if (!is_blanked && cursorstate > 0 && par->crsr.height > 0 && - mx > -(short)par->crsr.width && mx < par->xres && - my > -(short)par->crsr.height && my < par->yres) { - pl = ZTWO_PADDR(lofsprite); - hs = par->diwstrt_h + (mx<<par->clk_shift) - 4; - vs = par->diwstrt_v + (my<<par->line_shift); - ve = vs + (par->crsr.height<<par->line_shift); - if (par->bplcon0 & BPC0_LACE) { - ps = ZTWO_PADDR(shfsprite); - lofsprite[0] = spr2hw_pos(vs, hs); - shfsprite[0] = spr2hw_pos(vs+1, hs); - if (mod2(vs)) { - lofsprite[1<<par->crsr.fmode] = spr2hw_ctl(vs, hs, ve); - shfsprite[1<<par->crsr.fmode] = spr2hw_ctl(vs+1, hs, ve+1); - pt = pl; pl = ps; ps = pt; - } else { - lofsprite[1<<par->crsr.fmode] = spr2hw_ctl(vs, hs, ve+1); - shfsprite[1<<par->crsr.fmode] = spr2hw_ctl(vs+1, hs, ve); - } - } else { - lofsprite[0] = spr2hw_pos(vs, hs) | (IS_AGA && (par->fmode & FMODE_BSCAN2) ? 0x80 : 0); - lofsprite[1<<par->crsr.fmode] = spr2hw_ctl(vs, hs, ve); - } - } - copl[cop_spr0ptrh].w[1] = highw(pl); - copl[cop_spr0ptrl].w[1] = loww(pl); - if (par->bplcon0 & BPC0_LACE) { - cops[cop_spr0ptrh].w[1] = highw(ps); - cops[cop_spr0ptrl].w[1] = loww(ps); - } -} - - - /* - * Initialise the Copper Initialisation List - */ - -static void __init ami_init_copper(void) -{ - copins *cop = copdisplay.init; - u_long p; - int i; - - if (!IS_OCS) { - (cop++)->l = CMOVE(BPC0_COLOR | BPC0_SHRES | BPC0_ECSENA, bplcon0); - (cop++)->l = CMOVE(0x0181, diwstrt); - (cop++)->l = CMOVE(0x0281, diwstop); - (cop++)->l = CMOVE(0x0000, diwhigh); - } else - (cop++)->l = CMOVE(BPC0_COLOR, bplcon0); - p = ZTWO_PADDR(dummysprite); - for (i = 0; i < 8; i++) { - (cop++)->l = CMOVE(0, spr[i].pos); - (cop++)->l = CMOVE(highw(p), sprpt[i]); - (cop++)->l = CMOVE2(loww(p), sprpt[i]); - } - - (cop++)->l = CMOVE(IF_SETCLR | IF_COPER, intreq); - copdisplay.wait = cop; - (cop++)->l = CEND; - (cop++)->l = CMOVE(0, copjmp2); - cop->l = CEND; - - custom.cop1lc = (u_short *)ZTWO_PADDR(copdisplay.init); - custom.copjmp1 = 0; -} -static void ami_reinit_copper(void) -{ - struct amifb_par *par = ¤tpar; - - copdisplay.init[cip_bplcon0].w[1] = ~(BPC0_BPU3 | BPC0_BPU2 | BPC0_BPU1 | BPC0_BPU0) & par->bplcon0; - copdisplay.wait->l = CWAIT(32, par->diwstrt_v-4); +unset_drvdata: + dev_set_drvdata(&pdev->dev, NULL); + fb_dealloc_cmap(&info->cmap); +free_irq: + free_irq(IRQ_AMIGA_COPPER, info->par); +disable_dma: + custom.dmacon = DMAF_ALL | DMAF_MASTER; + if (videomemory) + iounmap((void *)videomemory); + chipfree(); +release: + framebuffer_release(info); + return err; } - /* - * Build the Copper List - */ - -static void ami_build_copper(void) -{ - struct amifb_par *par = ¤tpar; - copins *copl, *cops; - u_long p; - - currentcop = 1 - currentcop; - - copl = copdisplay.list[currentcop][1]; - - (copl++)->l = CWAIT(0, 10); - (copl++)->l = CMOVE(par->bplcon0, bplcon0); - (copl++)->l = CMOVE(0, sprpt[0]); - (copl++)->l = CMOVE2(0, sprpt[0]); - - if (par->bplcon0 & BPC0_LACE) { - cops = copdisplay.list[currentcop][0]; - - (cops++)->l = CWAIT(0, 10); - (cops++)->l = CMOVE(par->bplcon0, bplcon0); - (cops++)->l = CMOVE(0, sprpt[0]); - (cops++)->l = CMOVE2(0, sprpt[0]); - - (copl++)->l = CMOVE(diwstrt2hw(par->diwstrt_h, par->diwstrt_v+1), diwstrt); - (copl++)->l = CMOVE(diwstop2hw(par->diwstop_h, par->diwstop_v+1), diwstop); - (cops++)->l = CMOVE(diwstrt2hw(par->diwstrt_h, par->diwstrt_v), diwstrt); - (cops++)->l = CMOVE(diwstop2hw(par->diwstop_h, par->diwstop_v), diwstop); - if (!IS_OCS) { - (copl++)->l = CMOVE(diwhigh2hw(par->diwstrt_h, par->diwstrt_v+1, - par->diwstop_h, par->diwstop_v+1), diwhigh); - (cops++)->l = CMOVE(diwhigh2hw(par->diwstrt_h, par->diwstrt_v, - par->diwstop_h, par->diwstop_v), diwhigh); -#if 0 - if (par->beamcon0 & BMC0_VARBEAMEN) { - (copl++)->l = CMOVE(vtotal2hw(par->vtotal), vtotal); - (copl++)->l = CMOVE(vbstrt2hw(par->vbstrt+1), vbstrt); - (copl++)->l = CMOVE(vbstop2hw(par->vbstop+1), vbstop); - (cops++)->l = CMOVE(vtotal2hw(par->vtotal), vtotal); - (cops++)->l = CMOVE(vbstrt2hw(par->vbstrt), vbstrt); - (cops++)->l = CMOVE(vbstop2hw(par->vbstop), vbstop); - } -#endif - } - p = ZTWO_PADDR(copdisplay.list[currentcop][0]); - (copl++)->l = CMOVE(highw(p), cop2lc); - (copl++)->l = CMOVE2(loww(p), cop2lc); - p = ZTWO_PADDR(copdisplay.list[currentcop][1]); - (cops++)->l = CMOVE(highw(p), cop2lc); - (cops++)->l = CMOVE2(loww(p), cop2lc); - copdisplay.rebuild[0] = cops; - } else { - (copl++)->l = CMOVE(diwstrt2hw(par->diwstrt_h, par->diwstrt_v), diwstrt); - (copl++)->l = CMOVE(diwstop2hw(par->diwstop_h, par->diwstop_v), diwstop); - if (!IS_OCS) { - (copl++)->l = CMOVE(diwhigh2hw(par->diwstrt_h, par->diwstrt_v, - par->diwstop_h, par->diwstop_v), diwhigh); -#if 0 - if (par->beamcon0 & BMC0_VARBEAMEN) { - (copl++)->l = CMOVE(vtotal2hw(par->vtotal), vtotal); - (copl++)->l = CMOVE(vbstrt2hw(par->vbstrt), vbstrt); - (copl++)->l = CMOVE(vbstop2hw(par->vbstop), vbstop); - } -#endif - } - } - copdisplay.rebuild[1] = copl; - - ami_update_par(); - ami_rebuild_copper(); -} - - /* - * Rebuild the Copper List - * - * We only change the things that are not static - */ - -static void ami_rebuild_copper(void) -{ - struct amifb_par *par = ¤tpar; - copins *copl, *cops; - u_short line, h_end1, h_end2; - short i; - u_long p; - - if (IS_AGA && maxfmode + par->clk_shift == 0) - h_end1 = par->diwstrt_h-64; - else - h_end1 = par->htotal-32; - h_end2 = par->ddfstop+64; - - ami_set_sprite(); - - copl = copdisplay.rebuild[1]; - p = par->bplpt0; - if (par->vmode & FB_VMODE_YWRAP) { - if ((par->vyres-par->yoffset) != 1 || !mod2(par->diwstrt_v)) { - if (par->yoffset > par->vyres-par->yres) { - for (i = 0; i < (short)par->bpp; i++, p += par->next_plane) { - (copl++)->l = CMOVE(highw(p), bplpt[i]); - (copl++)->l = CMOVE2(loww(p), bplpt[i]); - } - line = par->diwstrt_v + ((par->vyres-par->yoffset)<<par->line_shift) - 1; - while (line >= 512) { - (copl++)->l = CWAIT(h_end1, 510); - line -= 512; - } - if (line >= 510 && IS_AGA && maxfmode + par->clk_shift == 0) - (copl++)->l = CWAIT(h_end1, line); - else - (copl++)->l = CWAIT(h_end2, line); - p = par->bplpt0wrap; - } - } else p = par->bplpt0wrap; - } - for (i = 0; i < (short)par->bpp; i++, p += par->next_plane) { - (copl++)->l = CMOVE(highw(p), bplpt[i]); - (copl++)->l = CMOVE2(loww(p), bplpt[i]); - } - copl->l = CEND; - - if (par->bplcon0 & BPC0_LACE) { - cops = copdisplay.rebuild[0]; - p = par->bplpt0; - if (mod2(par->diwstrt_v)) - p -= par->next_line; - else - p += par->next_line; - if (par->vmode & FB_VMODE_YWRAP) { - if ((par->vyres-par->yoffset) != 1 || mod2(par->diwstrt_v)) { - if (par->yoffset > par->vyres-par->yres+1) { - for (i = 0; i < (short)par->bpp; i++, p += par->next_plane) { - (cops++)->l = CMOVE(highw(p), bplpt[i]); - (cops++)->l = CMOVE2(loww(p), bplpt[i]); - } - line = par->diwstrt_v + ((par->vyres-par->yoffset)<<par->line_shift) - 2; - while (line >= 512) { - (cops++)->l = CWAIT(h_end1, 510); - line -= 512; - } - if (line > 510 && IS_AGA && maxfmode + par->clk_shift == 0) - (cops++)->l = CWAIT(h_end1, line); - else - (cops++)->l = CWAIT(h_end2, line); - p = par->bplpt0wrap; - if (mod2(par->diwstrt_v+par->vyres-par->yoffset)) - p -= par->next_line; - else - p += par->next_line; - } - } else p = par->bplpt0wrap - par->next_line; - } - for (i = 0; i < (short)par->bpp; i++, p += par->next_plane) { - (cops++)->l = CMOVE(highw(p), bplpt[i]); - (cops++)->l = CMOVE2(loww(p), bplpt[i]); - } - cops->l = CEND; - } -} static int __exit amifb_remove(struct platform_device *pdev) { - unregister_framebuffer(&fb_info); - amifb_deinit(pdev); + struct fb_info *info = dev_get_drvdata(&pdev->dev); + + unregister_framebuffer(info); + dev_set_drvdata(&pdev->dev, NULL); + fb_dealloc_cmap(&info->cmap); + free_irq(IRQ_AMIGA_COPPER, info->par); + custom.dmacon = DMAF_ALL | DMAF_MASTER; + if (videomemory) + iounmap((void *)videomemory); + chipfree(); + framebuffer_release(info); amifb_video_off(); return 0; } diff --git a/drivers/video/atmel_lcdfb.c b/drivers/video/atmel_lcdfb.c index 63409c122ae..0d7b20d4285 100644 --- a/drivers/video/atmel_lcdfb.c +++ b/drivers/video/atmel_lcdfb.c @@ -100,8 +100,11 @@ static int atmel_bl_update_status(struct backlight_device *bl) brightness = 0; lcdc_writel(sinfo, ATMEL_LCDC_CONTRAST_VAL, brightness); - lcdc_writel(sinfo, ATMEL_LCDC_CONTRAST_CTR, + if (contrast_ctr & ATMEL_LCDC_POL_POSITIVE) + lcdc_writel(sinfo, ATMEL_LCDC_CONTRAST_CTR, brightness ? contrast_ctr : 0); + else + lcdc_writel(sinfo, ATMEL_LCDC_CONTRAST_CTR, contrast_ctr); bl->props.fb_blank = bl->props.power = sinfo->bl_power = power; @@ -682,14 +685,30 @@ static int atmel_lcdfb_setcolreg(unsigned int regno, unsigned int red, case FB_VISUAL_PSEUDOCOLOR: if (regno < 256) { - val = ((red >> 11) & 0x001f); - val |= ((green >> 6) & 0x03e0); - val |= ((blue >> 1) & 0x7c00); - - /* - * TODO: intensity bit. Maybe something like - * ~(red[10] ^ green[10] ^ blue[10]) & 1 - */ + if (cpu_is_at91sam9261() || cpu_is_at91sam9263() + || cpu_is_at91sam9rl()) { + /* old style I+BGR:555 */ + val = ((red >> 11) & 0x001f); + val |= ((green >> 6) & 0x03e0); + val |= ((blue >> 1) & 0x7c00); + + /* + * TODO: intensity bit. Maybe something like + * ~(red[10] ^ green[10] ^ blue[10]) & 1 + */ + } else { + /* new style BGR:565 / RGB:565 */ + if (sinfo->lcd_wiring_mode == + ATMEL_LCDC_WIRING_RGB) { + val = ((blue >> 11) & 0x001f); + val |= ((red >> 0) & 0xf800); + } else { + val = ((red >> 11) & 0x001f); + val |= ((blue >> 0) & 0xf800); + } + + val |= ((green >> 5) & 0x07e0); + } lcdc_writel(sinfo, ATMEL_LCDC_LUT(regno), val); ret = 0; diff --git a/drivers/video/cirrusfb.c b/drivers/video/cirrusfb.c index 6fb499e7678..738c8ce7d13 100644 --- a/drivers/video/cirrusfb.c +++ b/drivers/video/cirrusfb.c @@ -280,52 +280,74 @@ MODULE_DEVICE_TABLE(pci, cirrusfb_pci_table); #endif /* CONFIG_PCI */ #ifdef CONFIG_ZORRO -static const struct zorro_device_id cirrusfb_zorro_table[] = { +struct zorrocl { + enum cirrus_board type; /* Board type */ + u32 regoffset; /* Offset of registers in first Zorro device */ + u32 ramsize; /* Size of video RAM in first Zorro device */ + /* If zero, use autoprobe on RAM device */ + u32 ramoffset; /* Offset of video RAM in first Zorro device */ + zorro_id ramid; /* Zorro ID of RAM device */ + zorro_id ramid2; /* Zorro ID of optional second RAM device */ +}; + +static const struct zorrocl zcl_sd64 __devinitconst = { + .type = BT_SD64, + .ramid = ZORRO_PROD_HELFRICH_SD64_RAM, +}; + +static const struct zorrocl zcl_piccolo __devinitconst = { + .type = BT_PICCOLO, + .ramid = ZORRO_PROD_HELFRICH_PICCOLO_RAM, +}; + +static const struct zorrocl zcl_picasso __devinitconst = { + .type = BT_PICASSO, + .ramid = ZORRO_PROD_VILLAGE_TRONIC_PICASSO_II_II_PLUS_RAM, +}; + +static const struct zorrocl zcl_spectrum __devinitconst = { + .type = BT_SPECTRUM, + .ramid = ZORRO_PROD_GVP_EGS_28_24_SPECTRUM_RAM, +}; + +static const struct zorrocl zcl_picasso4_z3 __devinitconst = { + .type = BT_PICASSO4, + .regoffset = 0x00600000, + .ramsize = 4 * MB_, + .ramoffset = 0x01000000, /* 0x02000000 for 64 MiB boards */ +}; + +static const struct zorrocl zcl_picasso4_z2 __devinitconst = { + .type = BT_PICASSO4, + .regoffset = 0x10000, + .ramid = ZORRO_PROD_VILLAGE_TRONIC_PICASSO_IV_Z2_RAM1, + .ramid2 = ZORRO_PROD_VILLAGE_TRONIC_PICASSO_IV_Z2_RAM2, +}; + + +static const struct zorro_device_id cirrusfb_zorro_table[] __devinitconst = { { - .id = ZORRO_PROD_HELFRICH_SD64_RAM, - .driver_data = BT_SD64, + .id = ZORRO_PROD_HELFRICH_SD64_REG, + .driver_data = (unsigned long)&zcl_sd64, }, { - .id = ZORRO_PROD_HELFRICH_PICCOLO_RAM, - .driver_data = BT_PICCOLO, + .id = ZORRO_PROD_HELFRICH_PICCOLO_REG, + .driver_data = (unsigned long)&zcl_piccolo, }, { - .id = ZORRO_PROD_VILLAGE_TRONIC_PICASSO_II_II_PLUS_RAM, - .driver_data = BT_PICASSO, + .id = ZORRO_PROD_VILLAGE_TRONIC_PICASSO_II_II_PLUS_REG, + .driver_data = (unsigned long)&zcl_picasso, }, { - .id = ZORRO_PROD_GVP_EGS_28_24_SPECTRUM_RAM, - .driver_data = BT_SPECTRUM, + .id = ZORRO_PROD_GVP_EGS_28_24_SPECTRUM_REG, + .driver_data = (unsigned long)&zcl_spectrum, }, { .id = ZORRO_PROD_VILLAGE_TRONIC_PICASSO_IV_Z3, - .driver_data = BT_PICASSO4, + .driver_data = (unsigned long)&zcl_picasso4_z3, + }, { + .id = ZORRO_PROD_VILLAGE_TRONIC_PICASSO_IV_Z2_REG, + .driver_data = (unsigned long)&zcl_picasso4_z2, }, { 0 } }; MODULE_DEVICE_TABLE(zorro, cirrusfb_zorro_table); - -static const struct { - zorro_id id2; - unsigned long size; -} cirrusfb_zorro_table2[] = { - [BT_SD64] = { - .id2 = ZORRO_PROD_HELFRICH_SD64_REG, - .size = 0x400000 - }, - [BT_PICCOLO] = { - .id2 = ZORRO_PROD_HELFRICH_PICCOLO_REG, - .size = 0x200000 - }, - [BT_PICASSO] = { - .id2 = ZORRO_PROD_VILLAGE_TRONIC_PICASSO_II_II_PLUS_REG, - .size = 0x200000 - }, - [BT_SPECTRUM] = { - .id2 = ZORRO_PROD_GVP_EGS_28_24_SPECTRUM_REG, - .size = 0x200000 - }, - [BT_PICASSO4] = { - .id2 = 0, - .size = 0x400000 - } -}; #endif /* CONFIG_ZORRO */ #ifdef CIRRUSFB_DEBUG @@ -1956,16 +1978,12 @@ static void cirrusfb_zorro_unmap(struct fb_info *info) struct cirrusfb_info *cinfo = info->par; struct zorro_dev *zdev = to_zorro_dev(info->device); - zorro_release_device(zdev); - - if (cinfo->btype == BT_PICASSO4) { - cinfo->regbase -= 0x600000; - iounmap((void *)cinfo->regbase); + if (info->fix.smem_start > 16 * MB_) iounmap(info->screen_base); - } else { - if (zorro_resource_start(zdev) > 0x01000000) - iounmap(info->screen_base); - } + if (info->fix.mmio_start > 16 * MB_) + iounmap(cinfo->regbase); + + zorro_release_device(zdev); } #endif /* CONFIG_ZORRO */ @@ -2222,115 +2240,116 @@ static struct pci_driver cirrusfb_pci_driver = { static int __devinit cirrusfb_zorro_register(struct zorro_dev *z, const struct zorro_device_id *ent) { - struct cirrusfb_info *cinfo; struct fb_info *info; + int error; + const struct zorrocl *zcl; enum cirrus_board btype; - struct zorro_dev *z2 = NULL; - unsigned long board_addr, board_size, size; - int ret; - - btype = ent->driver_data; - if (cirrusfb_zorro_table2[btype].id2) - z2 = zorro_find_device(cirrusfb_zorro_table2[btype].id2, NULL); - size = cirrusfb_zorro_table2[btype].size; + unsigned long regbase, ramsize, rambase; + struct cirrusfb_info *cinfo; info = framebuffer_alloc(sizeof(struct cirrusfb_info), &z->dev); if (!info) { printk(KERN_ERR "cirrusfb: could not allocate memory\n"); - ret = -ENOMEM; - goto err_out; + return -ENOMEM; + } + + zcl = (const struct zorrocl *)ent->driver_data; + btype = zcl->type; + regbase = zorro_resource_start(z) + zcl->regoffset; + ramsize = zcl->ramsize; + if (ramsize) { + rambase = zorro_resource_start(z) + zcl->ramoffset; + if (zorro_resource_len(z) == 64 * MB_) { + /* Quirk for 64 MiB Picasso IV */ + rambase += zcl->ramoffset; + } + } else { + struct zorro_dev *ram = zorro_find_device(zcl->ramid, NULL); + if (!ram || !zorro_resource_len(ram)) { + dev_err(info->device, "No video RAM found\n"); + error = -ENODEV; + goto err_release_fb; + } + rambase = zorro_resource_start(ram); + ramsize = zorro_resource_len(ram); + if (zcl->ramid2 && + (ram = zorro_find_device(zcl->ramid2, NULL))) { + if (zorro_resource_start(ram) != rambase + ramsize) { + dev_warn(info->device, + "Skipping non-contiguous RAM at %pR\n", + &ram->resource); + } else { + ramsize += zorro_resource_len(ram); + } + } } - dev_info(info->device, "%s board detected\n", - cirrusfb_board_info[btype].name); - - cinfo = info->par; - cinfo->btype = btype; - - assert(z); - assert(btype != BT_NONE); - - board_addr = zorro_resource_start(z); - board_size = zorro_resource_len(z); - info->screen_size = size; + dev_info(info->device, + "%s board detected, REG at 0x%lx, %lu MiB RAM at 0x%lx\n", + cirrusfb_board_info[btype].name, regbase, ramsize / MB_, + rambase); if (!zorro_request_device(z, "cirrusfb")) { - dev_err(info->device, "cannot reserve region 0x%lx, abort\n", - board_addr); - ret = -EBUSY; + dev_err(info->device, "Cannot reserve %pR\n", &z->resource); + error = -EBUSY; goto err_release_fb; } - ret = -EIO; - - if (btype == BT_PICASSO4) { - dev_info(info->device, " REG at $%lx\n", board_addr + 0x600000); - - /* To be precise, for the P4 this is not the */ - /* begin of the board, but the begin of RAM. */ - /* for P4, map in its address space in 2 chunks (### TEST! ) */ - /* (note the ugly hardcoded 16M number) */ - cinfo->regbase = ioremap(board_addr, 16777216); - if (!cinfo->regbase) - goto err_release_region; - - dev_dbg(info->device, "Virtual address for board set to: $%p\n", - cinfo->regbase); - cinfo->regbase += 0x600000; - info->fix.mmio_start = board_addr + 0x600000; - - info->fix.smem_start = board_addr + 16777216; - info->screen_base = ioremap(info->fix.smem_start, 16777216); - if (!info->screen_base) - goto err_unmap_regbase; - } else { - dev_info(info->device, " REG at $%lx\n", - (unsigned long) z2->resource.start); - - info->fix.smem_start = board_addr; - if (board_addr > 0x01000000) - info->screen_base = ioremap(board_addr, board_size); - else - info->screen_base = (caddr_t) ZTWO_VADDR(board_addr); - if (!info->screen_base) - goto err_release_region; + cinfo = info->par; + cinfo->btype = btype; - /* set address for REG area of board */ - cinfo->regbase = (caddr_t) ZTWO_VADDR(z2->resource.start); - info->fix.mmio_start = z2->resource.start; + info->fix.mmio_start = regbase; + cinfo->regbase = regbase > 16 * MB_ ? ioremap(regbase, 64 * 1024) + : (caddr_t)ZTWO_VADDR(regbase); + if (!cinfo->regbase) { + dev_err(info->device, "Cannot map registers\n"); + error = -EIO; + goto err_release_dev; + } - dev_dbg(info->device, "Virtual address for board set to: $%p\n", - cinfo->regbase); + info->fix.smem_start = rambase; + info->screen_size = ramsize; + info->screen_base = rambase > 16 * MB_ ? ioremap(rambase, ramsize) + : (caddr_t)ZTWO_VADDR(rambase); + if (!info->screen_base) { + dev_err(info->device, "Cannot map video RAM\n"); + error = -EIO; + goto err_unmap_reg; } + cinfo->unmap = cirrusfb_zorro_unmap; dev_info(info->device, - "Cirrus Logic chipset on Zorro bus, RAM (%lu MB) at $%lx\n", - board_size / MB_, board_addr); - - zorro_set_drvdata(z, info); + "Cirrus Logic chipset on Zorro bus, RAM (%lu MiB) at 0x%lx\n", + ramsize / MB_, rambase); /* MCLK select etc. */ if (cirrusfb_board_info[btype].init_sr1f) vga_wseq(cinfo->regbase, CL_SEQR1F, cirrusfb_board_info[btype].sr1f); - ret = cirrusfb_register(info); - if (!ret) - return 0; + error = cirrusfb_register(info); + if (error) { + dev_err(info->device, "Failed to register device, error %d\n", + error); + goto err_unmap_ram; + } - if (btype == BT_PICASSO4 || board_addr > 0x01000000) + zorro_set_drvdata(z, info); + return 0; + +err_unmap_ram: + if (rambase > 16 * MB_) iounmap(info->screen_base); -err_unmap_regbase: - if (btype == BT_PICASSO4) - iounmap(cinfo->regbase - 0x600000); -err_release_region: - release_region(board_addr, board_size); +err_unmap_reg: + if (regbase > 16 * MB_) + iounmap(cinfo->regbase); +err_release_dev: + zorro_release_device(z); err_release_fb: framebuffer_release(info); -err_out: - return ret; + return error; } void __devexit cirrusfb_zorro_unregister(struct zorro_dev *z) @@ -2338,6 +2357,7 @@ void __devexit cirrusfb_zorro_unregister(struct zorro_dev *z) struct fb_info *info = zorro_get_drvdata(z); cirrusfb_cleanup(info); + zorro_set_drvdata(z, NULL); } static struct zorro_driver cirrusfb_zorro_driver = { diff --git a/drivers/video/controlfb.c b/drivers/video/controlfb.c index 7b2c40abae1..0c189b32a4c 100644 --- a/drivers/video/controlfb.c +++ b/drivers/video/controlfb.c @@ -420,7 +420,7 @@ static int __init init_control(struct fb_info_control *p) /* Try to pick a video mode out of NVRAM if we have one. */ #ifdef CONFIG_NVRAM - if (default_cmode == CMODE_NVRAM){ + if (default_cmode == CMODE_NVRAM) { cmode = nvram_read_byte(NV_CMODE); if(cmode < CMODE_8 || cmode > CMODE_32) cmode = CMODE_8; diff --git a/drivers/video/display/Kconfig b/drivers/video/display/Kconfig deleted file mode 100644 index f99af931d4f..00000000000 --- a/drivers/video/display/Kconfig +++ /dev/null @@ -1,24 +0,0 @@ -# -# Display drivers configuration -# - -menu "Display device support" - -config DISPLAY_SUPPORT - tristate "Display panel/monitor support" - ---help--- - This framework adds support for low-level control of a display. - This includes support for power. - - Enable this to be able to choose the drivers for controlling the - physical display panel/monitor on some platforms. This not only - covers LCD displays for PDAs but also other types of displays - such as CRT, TVout etc. - - To have support for your specific display panel you will have to - select the proper drivers which depend on this option. - -comment "Display hardware drivers" - depends on DISPLAY_SUPPORT - -endmenu diff --git a/drivers/video/display/Makefile b/drivers/video/display/Makefile deleted file mode 100644 index c0ea832bf17..00000000000 --- a/drivers/video/display/Makefile +++ /dev/null @@ -1,6 +0,0 @@ -# Display drivers - -display-objs := display-sysfs.o - -obj-$(CONFIG_DISPLAY_SUPPORT) += display.o - diff --git a/drivers/video/display/display-sysfs.c b/drivers/video/display/display-sysfs.c deleted file mode 100644 index 0c647d7af0e..00000000000 --- a/drivers/video/display/display-sysfs.c +++ /dev/null @@ -1,219 +0,0 @@ -/* - * display-sysfs.c - Display output driver sysfs interface - * - * Copyright (C) 2007 James Simmons <jsimmons@infradead.org> - * - * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or (at - * your option) any later version. - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - * - * You should have received a copy of the GNU General Public License along - * with this program; if not, write to the Free Software Foundation, Inc., - * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. - * - * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ - */ -#include <linux/module.h> -#include <linux/display.h> -#include <linux/ctype.h> -#include <linux/idr.h> -#include <linux/err.h> -#include <linux/kdev_t.h> -#include <linux/slab.h> - -static ssize_t display_show_name(struct device *dev, - struct device_attribute *attr, char *buf) -{ - struct display_device *dsp = dev_get_drvdata(dev); - return snprintf(buf, PAGE_SIZE, "%s\n", dsp->name); -} - -static ssize_t display_show_type(struct device *dev, - struct device_attribute *attr, char *buf) -{ - struct display_device *dsp = dev_get_drvdata(dev); - return snprintf(buf, PAGE_SIZE, "%s\n", dsp->type); -} - -static ssize_t display_show_contrast(struct device *dev, - struct device_attribute *attr, char *buf) -{ - struct display_device *dsp = dev_get_drvdata(dev); - ssize_t rc = -ENXIO; - - mutex_lock(&dsp->lock); - if (likely(dsp->driver) && dsp->driver->get_contrast) - rc = sprintf(buf, "%d\n", dsp->driver->get_contrast(dsp)); - mutex_unlock(&dsp->lock); - return rc; -} - -static ssize_t display_store_contrast(struct device *dev, - struct device_attribute *attr, - const char *buf, size_t count) -{ - struct display_device *dsp = dev_get_drvdata(dev); - ssize_t ret = -EINVAL, size; - int contrast; - char *endp; - - contrast = simple_strtoul(buf, &endp, 0); - size = endp - buf; - - if (isspace(*endp)) - size++; - - if (size != count) - return ret; - - mutex_lock(&dsp->lock); - if (likely(dsp->driver && dsp->driver->set_contrast)) { - pr_debug("display: set contrast to %d\n", contrast); - dsp->driver->set_contrast(dsp, contrast); - ret = count; - } - mutex_unlock(&dsp->lock); - return ret; -} - -static ssize_t display_show_max_contrast(struct device *dev, - struct device_attribute *attr, - char *buf) -{ - struct display_device *dsp = dev_get_drvdata(dev); - ssize_t rc = -ENXIO; - - mutex_lock(&dsp->lock); - if (likely(dsp->driver)) - rc = sprintf(buf, "%d\n", dsp->driver->max_contrast); - mutex_unlock(&dsp->lock); - return rc; -} - -static struct device_attribute display_attrs[] = { - __ATTR(name, S_IRUGO, display_show_name, NULL), - __ATTR(type, S_IRUGO, display_show_type, NULL), - __ATTR(contrast, S_IRUGO | S_IWUSR, display_show_contrast, display_store_contrast), - __ATTR(max_contrast, S_IRUGO, display_show_max_contrast, NULL), -}; - -static int display_suspend(struct device *dev, pm_message_t state) -{ - struct display_device *dsp = dev_get_drvdata(dev); - - mutex_lock(&dsp->lock); - if (likely(dsp->driver->suspend)) - dsp->driver->suspend(dsp, state); - mutex_unlock(&dsp->lock); - return 0; -}; - -static int display_resume(struct device *dev) -{ - struct display_device *dsp = dev_get_drvdata(dev); - - mutex_lock(&dsp->lock); - if (likely(dsp->driver->resume)) - dsp->driver->resume(dsp); - mutex_unlock(&dsp->lock); - return 0; -}; - -static struct mutex allocated_dsp_lock; -static DEFINE_IDR(allocated_dsp); -static struct class *display_class; - -struct display_device *display_device_register(struct display_driver *driver, - struct device *parent, void *devdata) -{ - struct display_device *new_dev = NULL; - int ret = -EINVAL; - - if (unlikely(!driver)) - return ERR_PTR(ret); - - mutex_lock(&allocated_dsp_lock); - ret = idr_pre_get(&allocated_dsp, GFP_KERNEL); - mutex_unlock(&allocated_dsp_lock); - if (!ret) - return ERR_PTR(ret); - - new_dev = kzalloc(sizeof(struct display_device), GFP_KERNEL); - if (likely(new_dev) && unlikely(driver->probe(new_dev, devdata))) { - // Reserve the index for this display - mutex_lock(&allocated_dsp_lock); - ret = idr_get_new(&allocated_dsp, new_dev, &new_dev->idx); - mutex_unlock(&allocated_dsp_lock); - - if (!ret) { - new_dev->dev = device_create(display_class, parent, - MKDEV(0, 0), new_dev, - "display%d", new_dev->idx); - if (!IS_ERR(new_dev->dev)) { - new_dev->parent = parent; - new_dev->driver = driver; - mutex_init(&new_dev->lock); - return new_dev; - } - mutex_lock(&allocated_dsp_lock); - idr_remove(&allocated_dsp, new_dev->idx); - mutex_unlock(&allocated_dsp_lock); - ret = -EINVAL; - } - } - kfree(new_dev); - return ERR_PTR(ret); -} -EXPORT_SYMBOL(display_device_register); - -void display_device_unregister(struct display_device *ddev) -{ - if (!ddev) - return; - // Free device - mutex_lock(&ddev->lock); - device_unregister(ddev->dev); - mutex_unlock(&ddev->lock); - // Mark device index as available - mutex_lock(&allocated_dsp_lock); - idr_remove(&allocated_dsp, ddev->idx); - mutex_unlock(&allocated_dsp_lock); - kfree(ddev); -} -EXPORT_SYMBOL(display_device_unregister); - -static int __init display_class_init(void) -{ - display_class = class_create(THIS_MODULE, "display"); - if (IS_ERR(display_class)) { - printk(KERN_ERR "Failed to create display class\n"); - display_class = NULL; - return -EINVAL; - } - display_class->dev_attrs = display_attrs; - display_class->suspend = display_suspend; - display_class->resume = display_resume; - mutex_init(&allocated_dsp_lock); - return 0; -} - -static void __exit display_class_exit(void) -{ - class_destroy(display_class); -} - -module_init(display_class_init); -module_exit(display_class_exit); - -MODULE_DESCRIPTION("Display Hardware handling"); -MODULE_AUTHOR("James Simmons <jsimmons@infradead.org>"); -MODULE_LICENSE("GPL"); - diff --git a/drivers/video/fbmem.c b/drivers/video/fbmem.c index ad936295d8f..ac9141b8535 100644 --- a/drivers/video/fbmem.c +++ b/drivers/video/fbmem.c @@ -967,6 +967,20 @@ fb_set_var(struct fb_info *info, struct fb_var_screeninfo *var) memcmp(&info->var, var, sizeof(struct fb_var_screeninfo))) { u32 activate = var->activate; + /* When using FOURCC mode, make sure the red, green, blue and + * transp fields are set to 0. + */ + if ((info->fix.capabilities & FB_CAP_FOURCC) && + var->grayscale > 1) { + if (var->red.offset || var->green.offset || + var->blue.offset || var->transp.offset || + var->red.length || var->green.length || + var->blue.length || var->transp.length || + var->red.msb_right || var->green.msb_right || + var->blue.msb_right || var->transp.msb_right) + return -EINVAL; + } + if (!info->fbops->fb_check_var) { *var = info->var; goto done; diff --git a/drivers/video/fsl-diu-fb.c b/drivers/video/fsl-diu-fb.c index a16beeb5f54..acf292bfba0 100644 --- a/drivers/video/fsl-diu-fb.c +++ b/drivers/video/fsl-diu-fb.c @@ -36,8 +36,7 @@ #include <linux/fsl-diu-fb.h> #include "edid.h" -#define FSL_AOI_NUM 6 /* 5 AOIs and one dummy AOI */ - /* 1 for plane 0, 2 for plane 1&2 each */ +#define NUM_AOIS 5 /* 1 for plane 0, 2 for planes 1 & 2 each */ /* HW cursor parameters */ #define MAX_CURS 32 @@ -49,12 +48,6 @@ #define INT_PARERR 0x08 /* Display parameters error interrupt */ #define INT_LS_BF_VS 0x10 /* Lines before vsync. interrupt */ -struct diu_addr { - void *vaddr; /* Virtual address */ - dma_addr_t paddr; /* Physical address */ - __u32 offset; -}; - /* * List of supported video modes * @@ -330,23 +323,6 @@ static unsigned int d_cache_line_size; static DEFINE_SPINLOCK(diu_lock); -struct fsl_diu_data { - struct fb_info *fsl_diu_info[FSL_AOI_NUM - 1]; - /*FSL_AOI_NUM has one dummy AOI */ - struct device_attribute dev_attr; - struct diu_ad *dummy_ad; - void *dummy_aoi_virt; - unsigned int irq; - int fb_enabled; - enum fsl_diu_monitor_port monitor_port; - struct diu __iomem *diu_reg; - spinlock_t reg_lock; - struct diu_addr ad; - struct diu_addr gamma; - struct diu_addr pallete; - struct diu_addr cursor; -}; - enum mfb_index { PLANE0 = 0, /* Plane 0, only one AOI that fills the screen */ PLANE1_AOI0, /* Plane 1, first AOI */ @@ -370,6 +346,42 @@ struct mfb_info { u8 *edid_data; }; +/** + * struct fsl_diu_data - per-DIU data structure + * @dma_addr: DMA address of this structure + * @fsl_diu_info: fb_info objects, one per AOI + * @dev_attr: sysfs structure + * @irq: IRQ + * @monitor_port: the monitor port this DIU is connected to + * @diu_reg: pointer to the DIU hardware registers + * @reg_lock: spinlock for register access + * @dummy_aoi: video buffer for the 4x4 32-bit dummy AOI + * dummy_ad: DIU Area Descriptor for the dummy AOI + * @ad[]: Area Descriptors for each real AOI + * @gamma: gamma color table + * @cursor: hardware cursor data + * + * This data structure must be allocated with 32-byte alignment, so that the + * internal fields can be aligned properly. + */ +struct fsl_diu_data { + dma_addr_t dma_addr; + struct fb_info fsl_diu_info[NUM_AOIS]; + struct mfb_info mfb[NUM_AOIS]; + struct device_attribute dev_attr; + unsigned int irq; + enum fsl_diu_monitor_port monitor_port; + struct diu __iomem *diu_reg; + spinlock_t reg_lock; + u8 dummy_aoi[4 * 4 * 4]; + struct diu_ad dummy_ad __aligned(8); + struct diu_ad ad[NUM_AOIS] __aligned(8); + u8 gamma[256 * 3] __aligned(32); + u8 cursor[MAX_CURS * MAX_CURS * 2] __aligned(32); +} __aligned(32); + +/* Determine the DMA address of a member of the fsl_diu_data structure */ +#define DMA_ADDR(p, f) ((p)->dma_addr + offsetof(struct fsl_diu_data, f)) static struct mfb_info mfb_template[] = { { @@ -449,37 +461,6 @@ static enum fsl_diu_monitor_port fsl_diu_name_to_port(const char *s) return diu_ops.valid_monitor_port(port); } -/** - * fsl_diu_alloc - allocate memory for the DIU - * @size: number of bytes to allocate - * @param: returned physical address of memory - * - * This function allocates a physically-contiguous block of memory. - */ -static void *fsl_diu_alloc(size_t size, phys_addr_t *phys) -{ - void *virt; - - virt = alloc_pages_exact(size, GFP_DMA | __GFP_ZERO); - if (virt) - *phys = virt_to_phys(virt); - - return virt; -} - -/** - * fsl_diu_free - release DIU memory - * @virt: pointer returned by fsl_diu_alloc() - * @size: number of bytes allocated by fsl_diu_alloc() - * - * This function releases memory allocated by fsl_diu_alloc(). - */ -static void fsl_diu_free(void *virt, size_t size) -{ - if (virt && size) - free_pages_exact(virt, size); -} - /* * Workaround for failed writing desc register of planes. * Needed with MPC5121 DIU rev 2.0 silicon. @@ -495,8 +476,8 @@ static void fsl_diu_enable_panel(struct fb_info *info) { struct mfb_info *pmfbi, *cmfbi, *mfbi = info->par; struct diu_ad *ad = mfbi->ad; - struct fsl_diu_data *machine_data = mfbi->parent; - struct diu __iomem *hw = machine_data->diu_reg; + struct fsl_diu_data *data = mfbi->parent; + struct diu __iomem *hw = data->diu_reg; switch (mfbi->index) { case PLANE0: @@ -504,7 +485,7 @@ static void fsl_diu_enable_panel(struct fb_info *info) wr_reg_wa(&hw->desc[0], ad->paddr); break; case PLANE1_AOI0: - cmfbi = machine_data->fsl_diu_info[2]->par; + cmfbi = &data->mfb[2]; if (hw->desc[1] != ad->paddr) { /* AOI0 closed */ if (cmfbi->count > 0) /* AOI1 open */ ad->next_ad = @@ -515,7 +496,7 @@ static void fsl_diu_enable_panel(struct fb_info *info) } break; case PLANE2_AOI0: - cmfbi = machine_data->fsl_diu_info[4]->par; + cmfbi = &data->mfb[4]; if (hw->desc[2] != ad->paddr) { /* AOI0 closed */ if (cmfbi->count > 0) /* AOI1 open */ ad->next_ad = @@ -526,17 +507,17 @@ static void fsl_diu_enable_panel(struct fb_info *info) } break; case PLANE1_AOI1: - pmfbi = machine_data->fsl_diu_info[1]->par; + pmfbi = &data->mfb[1]; ad->next_ad = 0; - if (hw->desc[1] == machine_data->dummy_ad->paddr) + if (hw->desc[1] == data->dummy_ad.paddr) wr_reg_wa(&hw->desc[1], ad->paddr); else /* AOI0 open */ pmfbi->ad->next_ad = cpu_to_le32(ad->paddr); break; case PLANE2_AOI1: - pmfbi = machine_data->fsl_diu_info[3]->par; + pmfbi = &data->mfb[3]; ad->next_ad = 0; - if (hw->desc[2] == machine_data->dummy_ad->paddr) + if (hw->desc[2] == data->dummy_ad.paddr) wr_reg_wa(&hw->desc[2], ad->paddr); else /* AOI0 was open */ pmfbi->ad->next_ad = cpu_to_le32(ad->paddr); @@ -548,52 +529,52 @@ static void fsl_diu_disable_panel(struct fb_info *info) { struct mfb_info *pmfbi, *cmfbi, *mfbi = info->par; struct diu_ad *ad = mfbi->ad; - struct fsl_diu_data *machine_data = mfbi->parent; - struct diu __iomem *hw = machine_data->diu_reg; + struct fsl_diu_data *data = mfbi->parent; + struct diu __iomem *hw = data->diu_reg; switch (mfbi->index) { case PLANE0: - if (hw->desc[0] != machine_data->dummy_ad->paddr) - wr_reg_wa(&hw->desc[0], machine_data->dummy_ad->paddr); + if (hw->desc[0] != data->dummy_ad.paddr) + wr_reg_wa(&hw->desc[0], data->dummy_ad.paddr); break; case PLANE1_AOI0: - cmfbi = machine_data->fsl_diu_info[2]->par; + cmfbi = &data->mfb[2]; if (cmfbi->count > 0) /* AOI1 is open */ wr_reg_wa(&hw->desc[1], cmfbi->ad->paddr); /* move AOI1 to the first */ else /* AOI1 was closed */ - wr_reg_wa(&hw->desc[1], machine_data->dummy_ad->paddr); + wr_reg_wa(&hw->desc[1], data->dummy_ad.paddr); /* close AOI 0 */ break; case PLANE2_AOI0: - cmfbi = machine_data->fsl_diu_info[4]->par; + cmfbi = &data->mfb[4]; if (cmfbi->count > 0) /* AOI1 is open */ wr_reg_wa(&hw->desc[2], cmfbi->ad->paddr); /* move AOI1 to the first */ else /* AOI1 was closed */ - wr_reg_wa(&hw->desc[2], machine_data->dummy_ad->paddr); + wr_reg_wa(&hw->desc[2], data->dummy_ad.paddr); /* close AOI 0 */ break; case PLANE1_AOI1: - pmfbi = machine_data->fsl_diu_info[1]->par; + pmfbi = &data->mfb[1]; if (hw->desc[1] != ad->paddr) { /* AOI1 is not the first in the chain */ if (pmfbi->count > 0) /* AOI0 is open, must be the first */ pmfbi->ad->next_ad = 0; } else /* AOI1 is the first in the chain */ - wr_reg_wa(&hw->desc[1], machine_data->dummy_ad->paddr); + wr_reg_wa(&hw->desc[1], data->dummy_ad.paddr); /* close AOI 1 */ break; case PLANE2_AOI1: - pmfbi = machine_data->fsl_diu_info[3]->par; + pmfbi = &data->mfb[3]; if (hw->desc[2] != ad->paddr) { /* AOI1 is not the first in the chain */ if (pmfbi->count > 0) /* AOI0 is open, must be the first */ pmfbi->ad->next_ad = 0; } else /* AOI1 is the first in the chain */ - wr_reg_wa(&hw->desc[2], machine_data->dummy_ad->paddr); + wr_reg_wa(&hw->desc[2], data->dummy_ad.paddr); /* close AOI 1 */ break; } @@ -602,39 +583,33 @@ static void fsl_diu_disable_panel(struct fb_info *info) static void enable_lcdc(struct fb_info *info) { struct mfb_info *mfbi = info->par; - struct fsl_diu_data *machine_data = mfbi->parent; - struct diu __iomem *hw = machine_data->diu_reg; + struct fsl_diu_data *data = mfbi->parent; + struct diu __iomem *hw = data->diu_reg; - if (!machine_data->fb_enabled) { - out_be32(&hw->diu_mode, MFB_MODE1); - machine_data->fb_enabled++; - } + out_be32(&hw->diu_mode, MFB_MODE1); } static void disable_lcdc(struct fb_info *info) { struct mfb_info *mfbi = info->par; - struct fsl_diu_data *machine_data = mfbi->parent; - struct diu __iomem *hw = machine_data->diu_reg; + struct fsl_diu_data *data = mfbi->parent; + struct diu __iomem *hw = data->diu_reg; - if (machine_data->fb_enabled) { - out_be32(&hw->diu_mode, 0); - machine_data->fb_enabled = 0; - } + out_be32(&hw->diu_mode, 0); } static void adjust_aoi_size_position(struct fb_var_screeninfo *var, struct fb_info *info) { struct mfb_info *lower_aoi_mfbi, *upper_aoi_mfbi, *mfbi = info->par; - struct fsl_diu_data *machine_data = mfbi->parent; + struct fsl_diu_data *data = mfbi->parent; int available_height, upper_aoi_bottom; enum mfb_index index = mfbi->index; int lower_aoi_is_open, upper_aoi_is_open; __u32 base_plane_width, base_plane_height, upper_aoi_height; - base_plane_width = machine_data->fsl_diu_info[0]->var.xres; - base_plane_height = machine_data->fsl_diu_info[0]->var.yres; + base_plane_width = data->fsl_diu_info[0].var.xres; + base_plane_height = data->fsl_diu_info[0].var.yres; if (mfbi->x_aoi_d < 0) mfbi->x_aoi_d = 0; @@ -649,7 +624,7 @@ static void adjust_aoi_size_position(struct fb_var_screeninfo *var, break; case PLANE1_AOI0: case PLANE2_AOI0: - lower_aoi_mfbi = machine_data->fsl_diu_info[index+1]->par; + lower_aoi_mfbi = data->fsl_diu_info[index+1].par; lower_aoi_is_open = lower_aoi_mfbi->count > 0 ? 1 : 0; if (var->xres > base_plane_width) var->xres = base_plane_width; @@ -667,9 +642,8 @@ static void adjust_aoi_size_position(struct fb_var_screeninfo *var, break; case PLANE1_AOI1: case PLANE2_AOI1: - upper_aoi_mfbi = machine_data->fsl_diu_info[index-1]->par; - upper_aoi_height = - machine_data->fsl_diu_info[index-1]->var.yres; + upper_aoi_mfbi = data->fsl_diu_info[index-1].par; + upper_aoi_height = data->fsl_diu_info[index-1].var.yres; upper_aoi_bottom = upper_aoi_mfbi->y_aoi_d + upper_aoi_height; upper_aoi_is_open = upper_aoi_mfbi->count > 0 ? 1 : 0; if (var->xres > base_plane_width) @@ -809,33 +783,33 @@ static void update_lcdc(struct fb_info *info) { struct fb_var_screeninfo *var = &info->var; struct mfb_info *mfbi = info->par; - struct fsl_diu_data *machine_data = mfbi->parent; + struct fsl_diu_data *data = mfbi->parent; struct diu __iomem *hw; int i, j; - char __iomem *cursor_base, *gamma_table_base; + u8 *gamma_table_base; u32 temp; - hw = machine_data->diu_reg; + hw = data->diu_reg; + + diu_ops.set_monitor_port(data->monitor_port); + gamma_table_base = data->gamma; - diu_ops.set_monitor_port(machine_data->monitor_port); - gamma_table_base = machine_data->gamma.vaddr; - cursor_base = machine_data->cursor.vaddr; /* Prep for DIU init - gamma table, cursor table */ for (i = 0; i <= 2; i++) for (j = 0; j <= 255; j++) *gamma_table_base++ = j; - diu_ops.set_gamma_table(machine_data->monitor_port, - machine_data->gamma.vaddr); + if (diu_ops.set_gamma_table) + diu_ops.set_gamma_table(data->monitor_port, data->gamma); disable_lcdc(info); /* Program DIU registers */ - out_be32(&hw->gamma, machine_data->gamma.paddr); - out_be32(&hw->cursor, machine_data->cursor.paddr); + out_be32(&hw->gamma, DMA_ADDR(data, gamma)); + out_be32(&hw->cursor, DMA_ADDR(data, cursor)); out_be32(&hw->bgnd, 0x007F7F7F); /* BGND */ out_be32(&hw->bgnd_wb, 0); /* BGND_WB */ @@ -870,16 +844,17 @@ static void update_lcdc(struct fb_info *info) static int map_video_memory(struct fb_info *info) { - phys_addr_t phys; u32 smem_len = info->fix.line_length * info->var.yres_virtual; + void *p; - info->screen_base = fsl_diu_alloc(smem_len, &phys); - if (info->screen_base == NULL) { + p = alloc_pages_exact(smem_len, GFP_DMA | __GFP_ZERO); + if (!p) { dev_err(info->dev, "unable to allocate fb memory\n"); return -ENOMEM; } mutex_lock(&info->mm_lock); - info->fix.smem_start = (unsigned long) phys; + info->screen_base = p; + info->fix.smem_start = virt_to_phys(info->screen_base); info->fix.smem_len = smem_len; mutex_unlock(&info->mm_lock); info->screen_size = info->fix.smem_len; @@ -889,12 +864,17 @@ static int map_video_memory(struct fb_info *info) static void unmap_video_memory(struct fb_info *info) { - fsl_diu_free(info->screen_base, info->fix.smem_len); + void *p = info->screen_base; + size_t l = info->fix.smem_len; + mutex_lock(&info->mm_lock); info->screen_base = NULL; info->fix.smem_start = 0; info->fix.smem_len = 0; mutex_unlock(&info->mm_lock); + + if (p) + free_pages_exact(p, l); } /* @@ -913,6 +893,59 @@ static int fsl_diu_set_aoi(struct fb_info *info) return 0; } +/** + * fsl_diu_get_pixel_format: return the pixel format for a given color depth + * + * The pixel format is a 32-bit value that determine which bits in each + * pixel are to be used for each color. This is the default function used + * if the platform does not define its own version. + */ +static u32 fsl_diu_get_pixel_format(unsigned int bits_per_pixel) +{ +#define PF_BYTE_F 0x10000000 +#define PF_ALPHA_C_MASK 0x0E000000 +#define PF_ALPHA_C_SHIFT 25 +#define PF_BLUE_C_MASK 0x01800000 +#define PF_BLUE_C_SHIFT 23 +#define PF_GREEN_C_MASK 0x00600000 +#define PF_GREEN_C_SHIFT 21 +#define PF_RED_C_MASK 0x00180000 +#define PF_RED_C_SHIFT 19 +#define PF_PALETTE 0x00040000 +#define PF_PIXEL_S_MASK 0x00030000 +#define PF_PIXEL_S_SHIFT 16 +#define PF_COMP_3_MASK 0x0000F000 +#define PF_COMP_3_SHIFT 12 +#define PF_COMP_2_MASK 0x00000F00 +#define PF_COMP_2_SHIFT 8 +#define PF_COMP_1_MASK 0x000000F0 +#define PF_COMP_1_SHIFT 4 +#define PF_COMP_0_MASK 0x0000000F +#define PF_COMP_0_SHIFT 0 + +#define MAKE_PF(alpha, red, blue, green, size, c0, c1, c2, c3) \ + cpu_to_le32(PF_BYTE_F | (alpha << PF_ALPHA_C_SHIFT) | \ + (blue << PF_BLUE_C_SHIFT) | (green << PF_GREEN_C_SHIFT) | \ + (red << PF_RED_C_SHIFT) | (c3 << PF_COMP_3_SHIFT) | \ + (c2 << PF_COMP_2_SHIFT) | (c1 << PF_COMP_1_SHIFT) | \ + (c0 << PF_COMP_0_SHIFT) | (size << PF_PIXEL_S_SHIFT)) + + switch (bits_per_pixel) { + case 32: + /* 0x88883316 */ + return MAKE_PF(3, 2, 0, 1, 3, 8, 8, 8, 8); + case 24: + /* 0x88082219 */ + return MAKE_PF(4, 0, 1, 2, 2, 0, 8, 8, 8); + case 16: + /* 0x65053118 */ + return MAKE_PF(4, 2, 1, 0, 1, 5, 6, 5, 0); + default: + pr_err("fsl-diu: unsupported color depth %u\n", bits_per_pixel); + return 0; + } +} + /* * Using the fb_var_screeninfo in fb_info we set the resolution of this * particular framebuffer. This function alters the fb_fix_screeninfo stored @@ -926,11 +959,11 @@ static int fsl_diu_set_par(struct fb_info *info) unsigned long len; struct fb_var_screeninfo *var = &info->var; struct mfb_info *mfbi = info->par; - struct fsl_diu_data *machine_data = mfbi->parent; + struct fsl_diu_data *data = mfbi->parent; struct diu_ad *ad = mfbi->ad; struct diu __iomem *hw; - hw = machine_data->diu_reg; + hw = data->diu_reg; set_fix(info); mfbi->cursor_reset = 1; @@ -948,8 +981,12 @@ static int fsl_diu_set_par(struct fb_info *info) } } - ad->pix_fmt = diu_ops.get_pixel_format(machine_data->monitor_port, - var->bits_per_pixel); + if (diu_ops.get_pixel_format) + ad->pix_fmt = diu_ops.get_pixel_format(data->monitor_port, + var->bits_per_pixel); + else + ad->pix_fmt = fsl_diu_get_pixel_format(var->bits_per_pixel); + ad->addr = cpu_to_le32(info->fix.smem_start); ad->src_size_g_alpha = cpu_to_le32((var->yres_virtual << 12) | var->xres_virtual) | mfbi->g_alpha; @@ -1208,21 +1245,6 @@ static struct fb_ops fsl_diu_ops = { .fb_release = fsl_diu_release, }; -static int init_fbinfo(struct fb_info *info) -{ - struct mfb_info *mfbi = info->par; - - info->device = NULL; - info->var.activate = FB_ACTIVATE_NOW; - info->fbops = &fsl_diu_ops; - info->flags = FBINFO_FLAG_DEFAULT; - info->pseudo_palette = &mfbi->pseudo_palette; - - /* Allocate colormap */ - fb_alloc_cmap(&info->cmap, 16, 0); - return 0; -} - static int __devinit install_fb(struct fb_info *info) { int rc; @@ -1232,8 +1254,15 @@ static int __devinit install_fb(struct fb_info *info) unsigned int dbsize = ARRAY_SIZE(fsl_diu_mode_db); int has_default_mode = 1; - if (init_fbinfo(info)) - return -EINVAL; + info->var.activate = FB_ACTIVATE_NOW; + info->fbops = &fsl_diu_ops; + info->flags = FBINFO_DEFAULT | FBINFO_VIRTFB | FBINFO_PARTIAL_PAN_OK | + FBINFO_READS_FAST; + info->pseudo_palette = mfbi->pseudo_palette; + + rc = fb_alloc_cmap(&info->cmap, 16, 0); + if (rc) + return rc; if (mfbi->index == PLANE0) { if (mfbi->edid_data) { @@ -1359,16 +1388,16 @@ static irqreturn_t fsl_diu_isr(int irq, void *dev_id) return IRQ_NONE; } -static int request_irq_local(struct fsl_diu_data *machine_data) +static int request_irq_local(struct fsl_diu_data *data) { - struct diu __iomem *hw = machine_data->diu_reg; + struct diu __iomem *hw = data->diu_reg; u32 ints; int ret; /* Read to clear the status */ in_be32(&hw->int_status); - ret = request_irq(machine_data->irq, fsl_diu_isr, 0, "fsl-diu-fb", hw); + ret = request_irq(data->irq, fsl_diu_isr, 0, "fsl-diu-fb", hw); if (!ret) { ints = INT_PARERR | INT_LS_BF_VS; #if !defined(CONFIG_NOT_COHERENT_CACHE) @@ -1383,14 +1412,14 @@ static int request_irq_local(struct fsl_diu_data *machine_data) return ret; } -static void free_irq_local(struct fsl_diu_data *machine_data) +static void free_irq_local(struct fsl_diu_data *data) { - struct diu __iomem *hw = machine_data->diu_reg; + struct diu __iomem *hw = data->diu_reg; /* Disable all LCDC interrupt */ out_be32(&hw->int_mask, 0x1f); - free_irq(machine_data->irq, NULL); + free_irq(data->irq, NULL); } #ifdef CONFIG_PM @@ -1400,20 +1429,20 @@ static void free_irq_local(struct fsl_diu_data *machine_data) */ static int fsl_diu_suspend(struct platform_device *ofdev, pm_message_t state) { - struct fsl_diu_data *machine_data; + struct fsl_diu_data *data; - machine_data = dev_get_drvdata(&ofdev->dev); - disable_lcdc(machine_data->fsl_diu_info[0]); + data = dev_get_drvdata(&ofdev->dev); + disable_lcdc(data->fsl_diu_info[0]); return 0; } static int fsl_diu_resume(struct platform_device *ofdev) { - struct fsl_diu_data *machine_data; + struct fsl_diu_data *data; - machine_data = dev_get_drvdata(&ofdev->dev); - enable_lcdc(machine_data->fsl_diu_info[0]); + data = dev_get_drvdata(&ofdev->dev); + enable_lcdc(data->fsl_diu_info[0]); return 0; } @@ -1423,56 +1452,24 @@ static int fsl_diu_resume(struct platform_device *ofdev) #define fsl_diu_resume NULL #endif /* CONFIG_PM */ -/* Align to 64-bit(8-byte), 32-byte, etc. */ -static int allocate_buf(struct device *dev, struct diu_addr *buf, u32 size, - u32 bytes_align) -{ - u32 offset; - dma_addr_t mask; - - buf->vaddr = - dma_alloc_coherent(dev, size + bytes_align, &buf->paddr, - GFP_DMA | __GFP_ZERO); - if (!buf->vaddr) - return -ENOMEM; - - mask = bytes_align - 1; - offset = buf->paddr & mask; - if (offset) { - buf->offset = bytes_align - offset; - buf->paddr = buf->paddr + offset; - } else - buf->offset = 0; - - return 0; -} - -static void free_buf(struct device *dev, struct diu_addr *buf, u32 size, - u32 bytes_align) -{ - dma_free_coherent(dev, size + bytes_align, buf->vaddr, - buf->paddr - buf->offset); -} - static ssize_t store_monitor(struct device *device, struct device_attribute *attr, const char *buf, size_t count) { enum fsl_diu_monitor_port old_monitor_port; - struct fsl_diu_data *machine_data = + struct fsl_diu_data *data = container_of(attr, struct fsl_diu_data, dev_attr); - old_monitor_port = machine_data->monitor_port; - machine_data->monitor_port = fsl_diu_name_to_port(buf); + old_monitor_port = data->monitor_port; + data->monitor_port = fsl_diu_name_to_port(buf); - if (old_monitor_port != machine_data->monitor_port) { + if (old_monitor_port != data->monitor_port) { /* All AOIs need adjust pixel format * fsl_diu_set_par only change the pixsel format here * unlikely to fail. */ - fsl_diu_set_par(machine_data->fsl_diu_info[0]); - fsl_diu_set_par(machine_data->fsl_diu_info[1]); - fsl_diu_set_par(machine_data->fsl_diu_info[2]); - fsl_diu_set_par(machine_data->fsl_diu_info[3]); - fsl_diu_set_par(machine_data->fsl_diu_info[4]); + unsigned int i; + + for (i=0; i < NUM_AOIS; i++) + fsl_diu_set_par(&data->fsl_diu_info[i]); } return count; } @@ -1480,10 +1477,10 @@ static ssize_t store_monitor(struct device *device, static ssize_t show_monitor(struct device *device, struct device_attribute *attr, char *buf) { - struct fsl_diu_data *machine_data = + struct fsl_diu_data *data = container_of(attr, struct fsl_diu_data, dev_attr); - switch (machine_data->monitor_port) { + switch (data->monitor_port) { case FSL_DIU_PORT_DVI: return sprintf(buf, "DVI\n"); case FSL_DIU_PORT_LVDS: @@ -1499,28 +1496,52 @@ static int __devinit fsl_diu_probe(struct platform_device *pdev) { struct device_node *np = pdev->dev.of_node; struct mfb_info *mfbi; - phys_addr_t dummy_ad_addr = 0; - int ret, i, error = 0; - struct fsl_diu_data *machine_data; + struct fsl_diu_data *data; int diu_mode; + dma_addr_t dma_addr; /* DMA addr of fsl_diu_data struct */ + unsigned int i; + int ret; - machine_data = kzalloc(sizeof(struct fsl_diu_data), GFP_KERNEL); - if (!machine_data) + data = dma_alloc_coherent(&pdev->dev, sizeof(struct fsl_diu_data), + &dma_addr, GFP_DMA | __GFP_ZERO); + if (!data) return -ENOMEM; + data->dma_addr = dma_addr; + + /* + * dma_alloc_coherent() uses a page allocator, so the address is + * always page-aligned. We need the memory to be 32-byte aligned, + * so that's good. However, if one day the allocator changes, we + * need to catch that. It's not worth the effort to handle unaligned + * alloctions now because it's highly unlikely to ever be a problem. + */ + if ((unsigned long)data & 31) { + dev_err(&pdev->dev, "misaligned allocation"); + ret = -ENOMEM; + goto error; + } - spin_lock_init(&machine_data->reg_lock); + spin_lock_init(&data->reg_lock); - for (i = 0; i < ARRAY_SIZE(machine_data->fsl_diu_info); i++) { - machine_data->fsl_diu_info[i] = - framebuffer_alloc(sizeof(struct mfb_info), &pdev->dev); - if (!machine_data->fsl_diu_info[i]) { - dev_err(&pdev->dev, "cannot allocate memory\n"); - ret = -ENOMEM; - goto error2; - } - mfbi = machine_data->fsl_diu_info[i]->par; + for (i = 0; i < NUM_AOIS; i++) { + struct fb_info *info = &data->fsl_diu_info[i]; + + info->device = &pdev->dev; + info->par = &data->mfb[i]; + + /* + * We store the physical address of the AD in the reserved + * 'paddr' field of the AD itself. + */ + data->ad[i].paddr = DMA_ADDR(data, ad[i]); + + info->fix.smem_start = 0; + + /* Initialize the AOI data structure */ + mfbi = info->par; memcpy(mfbi, &mfb_template[i], sizeof(struct mfb_info)); - mfbi->parent = machine_data; + mfbi->parent = data; + mfbi->ad = &data->ad[i]; if (mfbi->index == PLANE0) { const u8 *prop; @@ -1534,158 +1555,102 @@ static int __devinit fsl_diu_probe(struct platform_device *pdev) } } - machine_data->diu_reg = of_iomap(np, 0); - if (!machine_data->diu_reg) { + data->diu_reg = of_iomap(np, 0); + if (!data->diu_reg) { dev_err(&pdev->dev, "cannot map DIU registers\n"); ret = -EFAULT; - goto error2; + goto error; } - diu_mode = in_be32(&machine_data->diu_reg->diu_mode); + diu_mode = in_be32(&data->diu_reg->diu_mode); if (diu_mode == MFB_MODE0) - out_be32(&machine_data->diu_reg->diu_mode, 0); /* disable DIU */ + out_be32(&data->diu_reg->diu_mode, 0); /* disable DIU */ /* Get the IRQ of the DIU */ - machine_data->irq = irq_of_parse_and_map(np, 0); + data->irq = irq_of_parse_and_map(np, 0); - if (!machine_data->irq) { + if (!data->irq) { dev_err(&pdev->dev, "could not get DIU IRQ\n"); ret = -EINVAL; goto error; } - machine_data->monitor_port = monitor_port; - - /* Area descriptor memory pool aligns to 64-bit boundary */ - if (allocate_buf(&pdev->dev, &machine_data->ad, - sizeof(struct diu_ad) * FSL_AOI_NUM, 8)) - return -ENOMEM; - - /* Get memory for Gamma Table - 32-byte aligned memory */ - if (allocate_buf(&pdev->dev, &machine_data->gamma, 768, 32)) { - ret = -ENOMEM; - goto error; - } - - /* For performance, cursor bitmap buffer aligns to 32-byte boundary */ - if (allocate_buf(&pdev->dev, &machine_data->cursor, - MAX_CURS * MAX_CURS * 2, 32)) { - ret = -ENOMEM; - goto error; - } - - i = ARRAY_SIZE(machine_data->fsl_diu_info); - machine_data->dummy_ad = (struct diu_ad *)((u32)machine_data->ad.vaddr + - machine_data->ad.offset) + i; - machine_data->dummy_ad->paddr = machine_data->ad.paddr + - i * sizeof(struct diu_ad); - machine_data->dummy_aoi_virt = fsl_diu_alloc(64, &dummy_ad_addr); - if (!machine_data->dummy_aoi_virt) { - ret = -ENOMEM; - goto error; - } - machine_data->dummy_ad->addr = cpu_to_le32(dummy_ad_addr); - machine_data->dummy_ad->pix_fmt = 0x88882317; - machine_data->dummy_ad->src_size_g_alpha = cpu_to_le32((4 << 12) | 4); - machine_data->dummy_ad->aoi_size = cpu_to_le32((4 << 16) | 2); - machine_data->dummy_ad->offset_xyi = 0; - machine_data->dummy_ad->offset_xyd = 0; - machine_data->dummy_ad->next_ad = 0; + data->monitor_port = monitor_port; + + /* Initialize the dummy Area Descriptor */ + data->dummy_ad.addr = cpu_to_le32(DMA_ADDR(data, dummy_aoi)); + data->dummy_ad.pix_fmt = 0x88882317; + data->dummy_ad.src_size_g_alpha = cpu_to_le32((4 << 12) | 4); + data->dummy_ad.aoi_size = cpu_to_le32((4 << 16) | 2); + data->dummy_ad.offset_xyi = 0; + data->dummy_ad.offset_xyd = 0; + data->dummy_ad.next_ad = 0; + data->dummy_ad.paddr = DMA_ADDR(data, dummy_ad); /* * Let DIU display splash screen if it was pre-initialized * by the bootloader, set dummy area descriptor otherwise. */ if (diu_mode == MFB_MODE0) - out_be32(&machine_data->diu_reg->desc[0], - machine_data->dummy_ad->paddr); - - out_be32(&machine_data->diu_reg->desc[1], machine_data->dummy_ad->paddr); - out_be32(&machine_data->diu_reg->desc[2], machine_data->dummy_ad->paddr); - - for (i = 0; i < ARRAY_SIZE(machine_data->fsl_diu_info); i++) { - machine_data->fsl_diu_info[i]->fix.smem_start = 0; - mfbi = machine_data->fsl_diu_info[i]->par; - mfbi->ad = (struct diu_ad *)((u32)machine_data->ad.vaddr - + machine_data->ad.offset) + i; - mfbi->ad->paddr = - machine_data->ad.paddr + i * sizeof(struct diu_ad); - ret = install_fb(machine_data->fsl_diu_info[i]); + out_be32(&data->diu_reg->desc[0], data->dummy_ad.paddr); + + out_be32(&data->diu_reg->desc[1], data->dummy_ad.paddr); + out_be32(&data->diu_reg->desc[2], data->dummy_ad.paddr); + + for (i = 0; i < NUM_AOIS; i++) { + ret = install_fb(&data->fsl_diu_info[i]); if (ret) { dev_err(&pdev->dev, "could not register fb %d\n", i); goto error; } } - if (request_irq_local(machine_data)) { + if (request_irq_local(data)) { dev_err(&pdev->dev, "could not claim irq\n"); goto error; } - sysfs_attr_init(&machine_data->dev_attr.attr); - machine_data->dev_attr.attr.name = "monitor"; - machine_data->dev_attr.attr.mode = S_IRUGO|S_IWUSR; - machine_data->dev_attr.show = show_monitor; - machine_data->dev_attr.store = store_monitor; - error = device_create_file(machine_data->fsl_diu_info[0]->dev, - &machine_data->dev_attr); - if (error) { + sysfs_attr_init(&data->dev_attr.attr); + data->dev_attr.attr.name = "monitor"; + data->dev_attr.attr.mode = S_IRUGO|S_IWUSR; + data->dev_attr.show = show_monitor; + data->dev_attr.store = store_monitor; + ret = device_create_file(&pdev->dev, &data->dev_attr); + if (ret) { dev_err(&pdev->dev, "could not create sysfs file %s\n", - machine_data->dev_attr.attr.name); + data->dev_attr.attr.name); } - dev_set_drvdata(&pdev->dev, machine_data); + dev_set_drvdata(&pdev->dev, data); return 0; error: - for (i = 0; i < ARRAY_SIZE(machine_data->fsl_diu_info); i++) - uninstall_fb(machine_data->fsl_diu_info[i]); - - if (machine_data->ad.vaddr) - free_buf(&pdev->dev, &machine_data->ad, - sizeof(struct diu_ad) * FSL_AOI_NUM, 8); - if (machine_data->gamma.vaddr) - free_buf(&pdev->dev, &machine_data->gamma, 768, 32); - if (machine_data->cursor.vaddr) - free_buf(&pdev->dev, &machine_data->cursor, - MAX_CURS * MAX_CURS * 2, 32); - if (machine_data->dummy_aoi_virt) - fsl_diu_free(machine_data->dummy_aoi_virt, 64); - iounmap(machine_data->diu_reg); - -error2: - for (i = 0; i < ARRAY_SIZE(machine_data->fsl_diu_info); i++) - if (machine_data->fsl_diu_info[i]) - framebuffer_release(machine_data->fsl_diu_info[i]); - kfree(machine_data); + for (i = 0; i < NUM_AOIS; i++) + uninstall_fb(&data->fsl_diu_info[i]); + + iounmap(data->diu_reg); + + dma_free_coherent(&pdev->dev, sizeof(struct fsl_diu_data), data, + data->dma_addr); return ret; } static int fsl_diu_remove(struct platform_device *pdev) { - struct fsl_diu_data *machine_data; + struct fsl_diu_data *data; int i; - machine_data = dev_get_drvdata(&pdev->dev); - disable_lcdc(machine_data->fsl_diu_info[0]); - free_irq_local(machine_data); - for (i = 0; i < ARRAY_SIZE(machine_data->fsl_diu_info); i++) - uninstall_fb(machine_data->fsl_diu_info[i]); - if (machine_data->ad.vaddr) - free_buf(&pdev->dev, &machine_data->ad, - sizeof(struct diu_ad) * FSL_AOI_NUM, 8); - if (machine_data->gamma.vaddr) - free_buf(&pdev->dev, &machine_data->gamma, 768, 32); - if (machine_data->cursor.vaddr) - free_buf(&pdev->dev, &machine_data->cursor, - MAX_CURS * MAX_CURS * 2, 32); - if (machine_data->dummy_aoi_virt) - fsl_diu_free(machine_data->dummy_aoi_virt, 64); - iounmap(machine_data->diu_reg); - for (i = 0; i < ARRAY_SIZE(machine_data->fsl_diu_info); i++) - if (machine_data->fsl_diu_info[i]) - framebuffer_release(machine_data->fsl_diu_info[i]); - kfree(machine_data); + data = dev_get_drvdata(&pdev->dev); + disable_lcdc(&data->fsl_diu_info[0]); + free_irq_local(data); + + for (i = 0; i < NUM_AOIS; i++) + uninstall_fb(&data->fsl_diu_info[i]); + + iounmap(data->diu_reg); + + dma_free_coherent(&pdev->dev, sizeof(struct fsl_diu_data), data, + data->dma_addr); return 0; } diff --git a/drivers/video/grvga.c b/drivers/video/grvga.c index f37e0253820..da066c21092 100644 --- a/drivers/video/grvga.c +++ b/drivers/video/grvga.c @@ -70,7 +70,7 @@ static const struct fb_videomode grvga_modedb[] = { } }; -static struct fb_fix_screeninfo grvga_fix __initdata = { +static struct fb_fix_screeninfo grvga_fix __devinitdata = { .id = "AG SVGACTRL", .type = FB_TYPE_PACKED_PIXELS, .visual = FB_VISUAL_PSEUDOCOLOR, @@ -267,7 +267,7 @@ static struct fb_ops grvga_ops = { .fb_imageblit = cfb_imageblit }; -static int __init grvga_parse_custom(char *options, +static int __devinit grvga_parse_custom(char *options, struct fb_var_screeninfo *screendata) { char *this_opt; diff --git a/drivers/video/i810/i810_main.c b/drivers/video/i810/i810_main.c index 318f6fb895b..b83f36190ca 100644 --- a/drivers/video/i810/i810_main.c +++ b/drivers/video/i810/i810_main.c @@ -135,8 +135,8 @@ static struct pci_driver i810fb_driver = { static char *mode_option __devinitdata = NULL; static int vram __devinitdata = 4; static int bpp __devinitdata = 8; -static int mtrr __devinitdata; -static int accel __devinitdata; +static bool mtrr __devinitdata; +static bool accel __devinitdata; static int hsync1 __devinitdata; static int hsync2 __devinitdata; static int vsync1 __devinitdata; @@ -144,10 +144,10 @@ static int vsync2 __devinitdata; static int xres __devinitdata; static int yres; static int vyres __devinitdata; -static int sync __devinitdata; -static int extvga __devinitdata; -static int dcolor __devinitdata; -static int ddc3 __devinitdata = 2; +static bool sync __devinitdata; +static bool extvga __devinitdata; +static bool dcolor __devinitdata; +static bool ddc3 __devinitdata; /*------------------------------------------------------------*/ @@ -1776,7 +1776,7 @@ static void __devinit i810_init_defaults(struct i810fb_par *par, if (sync) par->dev_flags |= ALWAYS_SYNC; - par->ddc_num = ddc3; + par->ddc_num = (ddc3 ? 3 : 2); if (bpp < 8) bpp = 8; @@ -1999,7 +1999,7 @@ static int __devinit i810fb_setup(char *options) else if (!strncmp(this_opt, "dcolor", 6)) dcolor = 1; else if (!strncmp(this_opt, "ddc3", 4)) - ddc3 = 3; + ddc3 = true; else mode_option = this_opt; } diff --git a/drivers/video/matrox/matroxfb_base.c b/drivers/video/matrox/matroxfb_base.c index 44bf8d4a216..401a56e250b 100644 --- a/drivers/video/matrox/matroxfb_base.c +++ b/drivers/video/matrox/matroxfb_base.c @@ -147,7 +147,6 @@ static struct fb_var_screeninfo vesafb_defined = { 39721L,48L,16L,33L,10L, 96L,2L,~0, /* No sync info */ FB_VMODE_NONINTERLACED, - 0, {0,0,0,0,0} }; diff --git a/drivers/video/matrox/matroxfb_crtc2.c b/drivers/video/matrox/matroxfb_crtc2.c index d7112c39614..02796a4317a 100644 --- a/drivers/video/matrox/matroxfb_crtc2.c +++ b/drivers/video/matrox/matroxfb_crtc2.c @@ -593,7 +593,6 @@ static struct fb_var_screeninfo matroxfb_dh_defined = { 39721L,48L,16L,33L,10L, 96L,2,0, /* no sync info */ FB_VMODE_NONINTERLACED, - 0, {0,0,0,0,0} }; static int matroxfb_dh_regit(const struct matrox_fb_info *minfo, diff --git a/drivers/video/mbx/mbxfb.c b/drivers/video/mbx/mbxfb.c index 6ce34160da7..55bf6196b7a 100644 --- a/drivers/video/mbx/mbxfb.c +++ b/drivers/video/mbx/mbxfb.c @@ -1053,18 +1053,7 @@ static struct platform_driver mbxfb_driver = { }, }; -int __devinit mbxfb_init(void) -{ - return platform_driver_register(&mbxfb_driver); -} - -static void __devexit mbxfb_exit(void) -{ - platform_driver_unregister(&mbxfb_driver); -} - -module_init(mbxfb_init); -module_exit(mbxfb_exit); +module_platform_driver(mbxfb_driver); MODULE_DESCRIPTION("loadable framebuffer driver for Marathon device"); MODULE_AUTHOR("Mike Rapoport, Compulab"); diff --git a/drivers/video/mxsfb.c b/drivers/video/mxsfb.c index eb3c5eea1a0..4a89f889852 100644 --- a/drivers/video/mxsfb.c +++ b/drivers/video/mxsfb.c @@ -902,18 +902,7 @@ static struct platform_driver mxsfb_driver = { }, }; -static int __init mxsfb_init(void) -{ - return platform_driver_register(&mxsfb_driver); -} - -static void __exit mxsfb_exit(void) -{ - platform_driver_unregister(&mxsfb_driver); -} - -module_init(mxsfb_init); -module_exit(mxsfb_exit); +module_platform_driver(mxsfb_driver); MODULE_DESCRIPTION("Freescale mxs framebuffer driver"); MODULE_AUTHOR("Sascha Hauer, Pengutronix"); diff --git a/drivers/video/nuc900fb.c b/drivers/video/nuc900fb.c index d1fbbd888cf..e10f551ade2 100644 --- a/drivers/video/nuc900fb.c +++ b/drivers/video/nuc900fb.c @@ -762,18 +762,7 @@ static struct platform_driver nuc900fb_driver = { }, }; -int __devinit nuc900fb_init(void) -{ - return platform_driver_register(&nuc900fb_driver); -} - -static void __exit nuc900fb_cleanup(void) -{ - platform_driver_unregister(&nuc900fb_driver); -} - -module_init(nuc900fb_init); -module_exit(nuc900fb_cleanup); +module_platform_driver(nuc900fb_driver); MODULE_DESCRIPTION("Framebuffer driver for the NUC900"); MODULE_LICENSE("GPL"); diff --git a/drivers/video/omap/lcd_ams_delta.c b/drivers/video/omap/lcd_ams_delta.c index 6978ae4ef83..0fdd6f6873b 100644 --- a/drivers/video/omap/lcd_ams_delta.c +++ b/drivers/video/omap/lcd_ams_delta.c @@ -198,7 +198,7 @@ static int ams_delta_panel_resume(struct platform_device *pdev) return 0; } -struct platform_driver ams_delta_panel_driver = { +static struct platform_driver ams_delta_panel_driver = { .probe = ams_delta_panel_probe, .remove = ams_delta_panel_remove, .suspend = ams_delta_panel_suspend, @@ -209,15 +209,4 @@ struct platform_driver ams_delta_panel_driver = { }, }; -static int __init ams_delta_panel_drv_init(void) -{ - return platform_driver_register(&ams_delta_panel_driver); -} - -static void __exit ams_delta_panel_drv_cleanup(void) -{ - platform_driver_unregister(&ams_delta_panel_driver); -} - -module_init(ams_delta_panel_drv_init); -module_exit(ams_delta_panel_drv_cleanup); +module_platform_driver(ams_delta_panel_driver); diff --git a/drivers/video/omap/lcd_h3.c b/drivers/video/omap/lcd_h3.c index 622ad839fd9..49bdeca81e5 100644 --- a/drivers/video/omap/lcd_h3.c +++ b/drivers/video/omap/lcd_h3.c @@ -113,7 +113,7 @@ static int h3_panel_resume(struct platform_device *pdev) return 0; } -struct platform_driver h3_panel_driver = { +static struct platform_driver h3_panel_driver = { .probe = h3_panel_probe, .remove = h3_panel_remove, .suspend = h3_panel_suspend, @@ -124,16 +124,4 @@ struct platform_driver h3_panel_driver = { }, }; -static int __init h3_panel_drv_init(void) -{ - return platform_driver_register(&h3_panel_driver); -} - -static void __exit h3_panel_drv_cleanup(void) -{ - platform_driver_unregister(&h3_panel_driver); -} - -module_init(h3_panel_drv_init); -module_exit(h3_panel_drv_cleanup); - +module_platform_driver(h3_panel_driver); diff --git a/drivers/video/omap/lcd_htcherald.c b/drivers/video/omap/lcd_htcherald.c index 4802419da83..20f477851d5 100644 --- a/drivers/video/omap/lcd_htcherald.c +++ b/drivers/video/omap/lcd_htcherald.c @@ -104,7 +104,7 @@ static int htcherald_panel_resume(struct platform_device *pdev) return 0; } -struct platform_driver htcherald_panel_driver = { +static struct platform_driver htcherald_panel_driver = { .probe = htcherald_panel_probe, .remove = htcherald_panel_remove, .suspend = htcherald_panel_suspend, @@ -115,16 +115,4 @@ struct platform_driver htcherald_panel_driver = { }, }; -static int __init htcherald_panel_drv_init(void) -{ - return platform_driver_register(&htcherald_panel_driver); -} - -static void __exit htcherald_panel_drv_cleanup(void) -{ - platform_driver_unregister(&htcherald_panel_driver); -} - -module_init(htcherald_panel_drv_init); -module_exit(htcherald_panel_drv_cleanup); - +module_platform_driver(htcherald_panel_driver); diff --git a/drivers/video/omap/lcd_inn1510.c b/drivers/video/omap/lcd_inn1510.c index 3271f1643b2..b38b1dd15ce 100644 --- a/drivers/video/omap/lcd_inn1510.c +++ b/drivers/video/omap/lcd_inn1510.c @@ -98,7 +98,7 @@ static int innovator1510_panel_resume(struct platform_device *pdev) return 0; } -struct platform_driver innovator1510_panel_driver = { +static struct platform_driver innovator1510_panel_driver = { .probe = innovator1510_panel_probe, .remove = innovator1510_panel_remove, .suspend = innovator1510_panel_suspend, @@ -109,16 +109,4 @@ struct platform_driver innovator1510_panel_driver = { }, }; -static int __init innovator1510_panel_drv_init(void) -{ - return platform_driver_register(&innovator1510_panel_driver); -} - -static void __exit innovator1510_panel_drv_cleanup(void) -{ - platform_driver_unregister(&innovator1510_panel_driver); -} - -module_init(innovator1510_panel_drv_init); -module_exit(innovator1510_panel_drv_cleanup); - +module_platform_driver(innovator1510_panel_driver); diff --git a/drivers/video/omap/lcd_inn1610.c b/drivers/video/omap/lcd_inn1610.c index 12cc52a70f9..7e8bd8e08a9 100644 --- a/drivers/video/omap/lcd_inn1610.c +++ b/drivers/video/omap/lcd_inn1610.c @@ -122,7 +122,7 @@ static int innovator1610_panel_resume(struct platform_device *pdev) return 0; } -struct platform_driver innovator1610_panel_driver = { +static struct platform_driver innovator1610_panel_driver = { .probe = innovator1610_panel_probe, .remove = innovator1610_panel_remove, .suspend = innovator1610_panel_suspend, @@ -133,16 +133,4 @@ struct platform_driver innovator1610_panel_driver = { }, }; -static int __init innovator1610_panel_drv_init(void) -{ - return platform_driver_register(&innovator1610_panel_driver); -} - -static void __exit innovator1610_panel_drv_cleanup(void) -{ - platform_driver_unregister(&innovator1610_panel_driver); -} - -module_init(innovator1610_panel_drv_init); -module_exit(innovator1610_panel_drv_cleanup); - +module_platform_driver(innovator1610_panel_driver); diff --git a/drivers/video/omap/lcd_mipid.c b/drivers/video/omap/lcd_mipid.c index eb381db7fe5..8d546dd55e8 100644 --- a/drivers/video/omap/lcd_mipid.c +++ b/drivers/video/omap/lcd_mipid.c @@ -603,7 +603,6 @@ static int mipid_spi_remove(struct spi_device *spi) static struct spi_driver mipid_spi_driver = { .driver = { .name = MIPID_MODULE_NAME, - .bus = &spi_bus_type, .owner = THIS_MODULE, }, .probe = mipid_spi_probe, diff --git a/drivers/video/omap/lcd_osk.c b/drivers/video/omap/lcd_osk.c index 6f8d13c4120..5914220dfa9 100644 --- a/drivers/video/omap/lcd_osk.c +++ b/drivers/video/omap/lcd_osk.c @@ -116,7 +116,7 @@ static int osk_panel_resume(struct platform_device *pdev) return 0; } -struct platform_driver osk_panel_driver = { +static struct platform_driver osk_panel_driver = { .probe = osk_panel_probe, .remove = osk_panel_remove, .suspend = osk_panel_suspend, @@ -127,16 +127,4 @@ struct platform_driver osk_panel_driver = { }, }; -static int __init osk_panel_drv_init(void) -{ - return platform_driver_register(&osk_panel_driver); -} - -static void __exit osk_panel_drv_cleanup(void) -{ - platform_driver_unregister(&osk_panel_driver); -} - -module_init(osk_panel_drv_init); -module_exit(osk_panel_drv_cleanup); - +module_platform_driver(osk_panel_driver); diff --git a/drivers/video/omap/lcd_palmte.c b/drivers/video/omap/lcd_palmte.c index 4cb301750d0..88c31eb0cd6 100644 --- a/drivers/video/omap/lcd_palmte.c +++ b/drivers/video/omap/lcd_palmte.c @@ -97,7 +97,7 @@ static int palmte_panel_resume(struct platform_device *pdev) return 0; } -struct platform_driver palmte_panel_driver = { +static struct platform_driver palmte_panel_driver = { .probe = palmte_panel_probe, .remove = palmte_panel_remove, .suspend = palmte_panel_suspend, @@ -108,16 +108,4 @@ struct platform_driver palmte_panel_driver = { }, }; -static int __init palmte_panel_drv_init(void) -{ - return platform_driver_register(&palmte_panel_driver); -} - -static void __exit palmte_panel_drv_cleanup(void) -{ - platform_driver_unregister(&palmte_panel_driver); -} - -module_init(palmte_panel_drv_init); -module_exit(palmte_panel_drv_cleanup); - +module_platform_driver(palmte_panel_driver); diff --git a/drivers/video/omap/lcd_palmtt.c b/drivers/video/omap/lcd_palmtt.c index b51b332e5a2..aaf3c8ba124 100644 --- a/drivers/video/omap/lcd_palmtt.c +++ b/drivers/video/omap/lcd_palmtt.c @@ -102,7 +102,7 @@ static int palmtt_panel_resume(struct platform_device *pdev) return 0; } -struct platform_driver palmtt_panel_driver = { +static struct platform_driver palmtt_panel_driver = { .probe = palmtt_panel_probe, .remove = palmtt_panel_remove, .suspend = palmtt_panel_suspend, @@ -113,15 +113,4 @@ struct platform_driver palmtt_panel_driver = { }, }; -static int __init palmtt_panel_drv_init(void) -{ - return platform_driver_register(&palmtt_panel_driver); -} - -static void __exit palmtt_panel_drv_cleanup(void) -{ - platform_driver_unregister(&palmtt_panel_driver); -} - -module_init(palmtt_panel_drv_init); -module_exit(palmtt_panel_drv_cleanup); +module_platform_driver(palmtt_panel_driver); diff --git a/drivers/video/omap/lcd_palmz71.c b/drivers/video/omap/lcd_palmz71.c index 2334e56536b..3b7d8aa1cf3 100644 --- a/drivers/video/omap/lcd_palmz71.c +++ b/drivers/video/omap/lcd_palmz71.c @@ -98,7 +98,7 @@ static int palmz71_panel_resume(struct platform_device *pdev) return 0; } -struct platform_driver palmz71_panel_driver = { +static struct platform_driver palmz71_panel_driver = { .probe = palmz71_panel_probe, .remove = palmz71_panel_remove, .suspend = palmz71_panel_suspend, @@ -109,15 +109,4 @@ struct platform_driver palmz71_panel_driver = { }, }; -static int __init palmz71_panel_drv_init(void) -{ - return platform_driver_register(&palmz71_panel_driver); -} - -static void __exit palmz71_panel_drv_cleanup(void) -{ - platform_driver_unregister(&palmz71_panel_driver); -} - -module_init(palmz71_panel_drv_init); -module_exit(palmz71_panel_drv_cleanup); +module_platform_driver(palmz71_panel_driver); diff --git a/drivers/video/omap2/displays/Kconfig b/drivers/video/omap2/displays/Kconfig index 8d8e1fe1901..74d29b55290 100644 --- a/drivers/video/omap2/displays/Kconfig +++ b/drivers/video/omap2/displays/Kconfig @@ -41,7 +41,7 @@ config PANEL_NEC_NL8048HL11_01B config PANEL_PICODLP tristate "TI PICO DLP mini-projector" - depends on OMAP2_DSS && I2C + depends on OMAP2_DSS_DPI && I2C help A mini-projector used in TI's SDP4430 and EVM boards For more info please visit http://www.dlp.com/projector/ diff --git a/drivers/video/omap2/displays/panel-acx565akm.c b/drivers/video/omap2/displays/panel-acx565akm.c index dbd59b8e5b3..51a87e149e2 100644 --- a/drivers/video/omap2/displays/panel-acx565akm.c +++ b/drivers/video/omap2/displays/panel-acx565akm.c @@ -803,7 +803,6 @@ static int acx565akm_spi_remove(struct spi_device *spi) static struct spi_driver acx565akm_spi_driver = { .driver = { .name = "acx565akm", - .bus = &spi_bus_type, .owner = THIS_MODULE, }, .probe = acx565akm_spi_probe, diff --git a/drivers/video/omap2/displays/panel-generic-dpi.c b/drivers/video/omap2/displays/panel-generic-dpi.c index 519c47d2057..28b9a6d61b0 100644 --- a/drivers/video/omap2/displays/panel-generic-dpi.c +++ b/drivers/video/omap2/displays/panel-generic-dpi.c @@ -297,6 +297,72 @@ static struct panel_config generic_dpi_panels[] = { .name = "apollon", }, + /* FocalTech ETM070003DH6 */ + { + { + .x_res = 800, + .y_res = 480, + + .pixel_clock = 28000, + + .hsw = 48, + .hfp = 40, + .hbp = 40, + + .vsw = 3, + .vfp = 13, + .vbp = 29, + }, + .config = OMAP_DSS_LCD_TFT | OMAP_DSS_LCD_IVS | + OMAP_DSS_LCD_IHS, + .name = "focaltech_etm070003dh6", + }, + + /* Microtips Technologies - UMSH-8173MD */ + { + { + .x_res = 800, + .y_res = 480, + + .pixel_clock = 34560, + + .hsw = 13, + .hfp = 101, + .hbp = 101, + + .vsw = 23, + .vfp = 1, + .vbp = 1, + }, + .acbi = 0x0, + .acb = 0x0, + .config = OMAP_DSS_LCD_TFT | OMAP_DSS_LCD_IVS | + OMAP_DSS_LCD_IHS | OMAP_DSS_LCD_IPC, + .power_on_delay = 0, + .power_off_delay = 0, + .name = "microtips_umsh_8173md", + }, + + /* OrtusTech COM43H4M10XTC */ + { + { + .x_res = 480, + .y_res = 272, + + .pixel_clock = 8000, + + .hsw = 41, + .hfp = 8, + .hbp = 4, + + .vsw = 10, + .vfp = 4, + .vbp = 2, + }, + .config = OMAP_DSS_LCD_TFT, + + .name = "ortustech_com43h4m10xtc", + }, }; struct panel_drv_data { diff --git a/drivers/video/omap2/displays/panel-n8x0.c b/drivers/video/omap2/displays/panel-n8x0.c index 150e8bae35a..dc9408dc93d 100644 --- a/drivers/video/omap2/displays/panel-n8x0.c +++ b/drivers/video/omap2/displays/panel-n8x0.c @@ -708,7 +708,6 @@ static int mipid_spi_remove(struct spi_device *spi) static struct spi_driver mipid_spi_driver = { .driver = { .name = "lcd_mipid", - .bus = &spi_bus_type, .owner = THIS_MODULE, }, .probe = mipid_spi_probe, diff --git a/drivers/video/omap2/displays/panel-nec-nl8048hl11-01b.c b/drivers/video/omap2/displays/panel-nec-nl8048hl11-01b.c index 2ba9d0ca187..0eb31caddca 100644 --- a/drivers/video/omap2/displays/panel-nec-nl8048hl11-01b.c +++ b/drivers/video/omap2/displays/panel-nec-nl8048hl11-01b.c @@ -163,50 +163,93 @@ static void nec_8048_panel_remove(struct omap_dss_device *dssdev) kfree(necd); } -static int nec_8048_panel_enable(struct omap_dss_device *dssdev) +static int nec_8048_panel_power_on(struct omap_dss_device *dssdev) { - int r = 0; + int r; struct nec_8048_data *necd = dev_get_drvdata(&dssdev->dev); struct backlight_device *bl = necd->bl; + if (dssdev->state == OMAP_DSS_DISPLAY_ACTIVE) + return 0; + + r = omapdss_dpi_display_enable(dssdev); + if (r) + goto err0; + if (dssdev->platform_enable) { r = dssdev->platform_enable(dssdev); if (r) - return r; + goto err1; } r = nec_8048_bl_update_status(bl); if (r < 0) dev_err(&dssdev->dev, "failed to set lcd brightness\n"); - r = omapdss_dpi_display_enable(dssdev); - + return 0; +err1: + omapdss_dpi_display_disable(dssdev); +err0: return r; } -static void nec_8048_panel_disable(struct omap_dss_device *dssdev) +static void nec_8048_panel_power_off(struct omap_dss_device *dssdev) { struct nec_8048_data *necd = dev_get_drvdata(&dssdev->dev); struct backlight_device *bl = necd->bl; - omapdss_dpi_display_disable(dssdev); + if (dssdev->state != OMAP_DSS_DISPLAY_ACTIVE) + return; bl->props.brightness = 0; nec_8048_bl_update_status(bl); if (dssdev->platform_disable) dssdev->platform_disable(dssdev); + + omapdss_dpi_display_disable(dssdev); +} + +static int nec_8048_panel_enable(struct omap_dss_device *dssdev) +{ + int r; + + r = nec_8048_panel_power_on(dssdev); + if (r) + return r; + + dssdev->state = OMAP_DSS_DISPLAY_ACTIVE; + + return 0; +} + +static void nec_8048_panel_disable(struct omap_dss_device *dssdev) +{ + nec_8048_panel_power_off(dssdev); + + dssdev->state = OMAP_DSS_DISPLAY_DISABLED; } static int nec_8048_panel_suspend(struct omap_dss_device *dssdev) { - nec_8048_panel_disable(dssdev); + nec_8048_panel_power_off(dssdev); + + dssdev->state = OMAP_DSS_DISPLAY_SUSPENDED; + return 0; } static int nec_8048_panel_resume(struct omap_dss_device *dssdev) { - return nec_8048_panel_enable(dssdev); + int r; + + r = nec_8048_panel_power_on(dssdev); + if (r) + return r; + + dssdev->state = OMAP_DSS_DISPLAY_ACTIVE; + + return 0; } static int nec_8048_recommended_bpp(struct omap_dss_device *dssdev) @@ -303,7 +346,6 @@ static struct spi_driver nec_8048_spi_driver = { .resume = nec_8048_spi_resume, .driver = { .name = "nec_8048_spi", - .bus = &spi_bus_type, .owner = THIS_MODULE, }, }; diff --git a/drivers/video/omap2/displays/panel-taal.c b/drivers/video/omap2/displays/panel-taal.c index 80c3f6ab1a9..00c5c615585 100644 --- a/drivers/video/omap2/displays/panel-taal.c +++ b/drivers/video/omap2/displays/panel-taal.c @@ -198,12 +198,6 @@ struct taal_data { bool te_enabled; atomic_t do_update; - struct { - u16 x; - u16 y; - u16 w; - u16 h; - } update_region; int channel; struct delayed_work te_timeout_work; @@ -1188,6 +1182,10 @@ static int taal_power_on(struct omap_dss_device *dssdev) if (r) goto err; + r = dsi_enable_video_output(dssdev, td->channel); + if (r) + goto err; + td->enabled = 1; if (!td->intro_printed) { @@ -1217,6 +1215,8 @@ static void taal_power_off(struct omap_dss_device *dssdev) struct taal_data *td = dev_get_drvdata(&dssdev->dev); int r; + dsi_disable_video_output(dssdev, td->channel); + r = taal_dcs_write_0(td, MIPI_DCS_SET_DISPLAY_OFF); if (!r) r = taal_sleep_in(td); @@ -1394,12 +1394,8 @@ static irqreturn_t taal_te_isr(int irq, void *data) if (old) { cancel_delayed_work(&td->te_timeout_work); - r = omap_dsi_update(dssdev, td->channel, - td->update_region.x, - td->update_region.y, - td->update_region.w, - td->update_region.h, - taal_framedone_cb, dssdev); + r = omap_dsi_update(dssdev, td->channel, taal_framedone_cb, + dssdev); if (r) goto err; } @@ -1444,26 +1440,20 @@ static int taal_update(struct omap_dss_device *dssdev, goto err; } - r = omap_dsi_prepare_update(dssdev, &x, &y, &w, &h, true); - if (r) - goto err; - - r = taal_set_update_window(td, x, y, w, h); + /* XXX no need to send this every frame, but dsi break if not done */ + r = taal_set_update_window(td, 0, 0, + td->panel_config->timings.x_res, + td->panel_config->timings.y_res); if (r) goto err; if (td->te_enabled && panel_data->use_ext_te) { - td->update_region.x = x; - td->update_region.y = y; - td->update_region.w = w; - td->update_region.h = h; - barrier(); schedule_delayed_work(&td->te_timeout_work, msecs_to_jiffies(250)); atomic_set(&td->do_update, 1); } else { - r = omap_dsi_update(dssdev, td->channel, x, y, w, h, - taal_framedone_cb, dssdev); + r = omap_dsi_update(dssdev, td->channel, taal_framedone_cb, + dssdev); if (r) goto err; } diff --git a/drivers/video/omap2/displays/panel-tpo-td043mtea1.c b/drivers/video/omap2/displays/panel-tpo-td043mtea1.c index 2462b9ec666..e6649aa8959 100644 --- a/drivers/video/omap2/displays/panel-tpo-td043mtea1.c +++ b/drivers/video/omap2/displays/panel-tpo-td043mtea1.c @@ -512,7 +512,6 @@ static int __devexit tpo_td043_spi_remove(struct spi_device *spi) static struct spi_driver tpo_td043_spi_driver = { .driver = { .name = "tpo_td043mtea1_panel_spi", - .bus = &spi_bus_type, .owner = THIS_MODULE, }, .probe = tpo_td043_spi_probe, diff --git a/drivers/video/omap2/dss/Makefile b/drivers/video/omap2/dss/Makefile index bd34ac5b202..5c450b0f94d 100644 --- a/drivers/video/omap2/dss/Makefile +++ b/drivers/video/omap2/dss/Makefile @@ -1,5 +1,6 @@ obj-$(CONFIG_OMAP2_DSS) += omapdss.o -omapdss-y := core.o dss.o dss_features.o dispc.o display.o manager.o overlay.o +omapdss-y := core.o dss.o dss_features.o dispc.o dispc_coefs.o display.o \ + manager.o overlay.o apply.o omapdss-$(CONFIG_OMAP2_DSS_DPI) += dpi.o omapdss-$(CONFIG_OMAP2_DSS_RFBI) += rfbi.o omapdss-$(CONFIG_OMAP2_DSS_VENC) += venc.o diff --git a/drivers/video/omap2/dss/apply.c b/drivers/video/omap2/dss/apply.c new file mode 100644 index 00000000000..052dc874cd3 --- /dev/null +++ b/drivers/video/omap2/dss/apply.c @@ -0,0 +1,1324 @@ +/* + * Copyright (C) 2011 Texas Instruments + * Author: Tomi Valkeinen <tomi.valkeinen@ti.com> + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License version 2 as published by + * the Free Software Foundation. + * + * This program is distributed in the hope that it will be useful, but WITHOUT + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for + * more details. + * + * You should have received a copy of the GNU General Public License along with + * this program. If not, see <http://www.gnu.org/licenses/>. + */ + +#define DSS_SUBSYS_NAME "APPLY" + +#include <linux/kernel.h> +#include <linux/slab.h> +#include <linux/spinlock.h> +#include <linux/jiffies.h> + +#include <video/omapdss.h> + +#include "dss.h" +#include "dss_features.h" + +/* + * We have 4 levels of cache for the dispc settings. First two are in SW and + * the latter two in HW. + * + * set_info() + * v + * +--------------------+ + * | user_info | + * +--------------------+ + * v + * apply() + * v + * +--------------------+ + * | info | + * +--------------------+ + * v + * write_regs() + * v + * +--------------------+ + * | shadow registers | + * +--------------------+ + * v + * VFP or lcd/digit_enable + * v + * +--------------------+ + * | registers | + * +--------------------+ + */ + +struct ovl_priv_data { + + bool user_info_dirty; + struct omap_overlay_info user_info; + + bool info_dirty; + struct omap_overlay_info info; + + bool shadow_info_dirty; + + bool extra_info_dirty; + bool shadow_extra_info_dirty; + + bool enabled; + enum omap_channel channel; + u32 fifo_low, fifo_high; + + /* + * True if overlay is to be enabled. Used to check and calculate configs + * for the overlay before it is enabled in the HW. + */ + bool enabling; +}; + +struct mgr_priv_data { + + bool user_info_dirty; + struct omap_overlay_manager_info user_info; + + bool info_dirty; + struct omap_overlay_manager_info info; + + bool shadow_info_dirty; + + /* If true, GO bit is up and shadow registers cannot be written. + * Never true for manual update displays */ + bool busy; + + /* If true, dispc output is enabled */ + bool updating; + + /* If true, a display is enabled using this manager */ + bool enabled; +}; + +static struct { + struct ovl_priv_data ovl_priv_data_array[MAX_DSS_OVERLAYS]; + struct mgr_priv_data mgr_priv_data_array[MAX_DSS_MANAGERS]; + + bool irq_enabled; +} dss_data; + +/* protects dss_data */ +static spinlock_t data_lock; +/* lock for blocking functions */ +static DEFINE_MUTEX(apply_lock); +static DECLARE_COMPLETION(extra_updated_completion); + +static void dss_register_vsync_isr(void); + +static struct ovl_priv_data *get_ovl_priv(struct omap_overlay *ovl) +{ + return &dss_data.ovl_priv_data_array[ovl->id]; +} + +static struct mgr_priv_data *get_mgr_priv(struct omap_overlay_manager *mgr) +{ + return &dss_data.mgr_priv_data_array[mgr->id]; +} + +void dss_apply_init(void) +{ + const int num_ovls = dss_feat_get_num_ovls(); + int i; + + spin_lock_init(&data_lock); + + for (i = 0; i < num_ovls; ++i) { + struct ovl_priv_data *op; + + op = &dss_data.ovl_priv_data_array[i]; + + op->info.global_alpha = 255; + + switch (i) { + case 0: + op->info.zorder = 0; + break; + case 1: + op->info.zorder = + dss_has_feature(FEAT_ALPHA_FREE_ZORDER) ? 3 : 0; + break; + case 2: + op->info.zorder = + dss_has_feature(FEAT_ALPHA_FREE_ZORDER) ? 2 : 0; + break; + case 3: + op->info.zorder = + dss_has_feature(FEAT_ALPHA_FREE_ZORDER) ? 1 : 0; + break; + } + + op->user_info = op->info; + } +} + +static bool ovl_manual_update(struct omap_overlay *ovl) +{ + return ovl->manager->device->caps & OMAP_DSS_DISPLAY_CAP_MANUAL_UPDATE; +} + +static bool mgr_manual_update(struct omap_overlay_manager *mgr) +{ + return mgr->device->caps & OMAP_DSS_DISPLAY_CAP_MANUAL_UPDATE; +} + +static int dss_check_settings_low(struct omap_overlay_manager *mgr, + struct omap_dss_device *dssdev, bool applying) +{ + struct omap_overlay_info *oi; + struct omap_overlay_manager_info *mi; + struct omap_overlay *ovl; + struct omap_overlay_info *ois[MAX_DSS_OVERLAYS]; + struct ovl_priv_data *op; + struct mgr_priv_data *mp; + + mp = get_mgr_priv(mgr); + + if (applying && mp->user_info_dirty) + mi = &mp->user_info; + else + mi = &mp->info; + + /* collect the infos to be tested into the array */ + list_for_each_entry(ovl, &mgr->overlays, list) { + op = get_ovl_priv(ovl); + + if (!op->enabled && !op->enabling) + oi = NULL; + else if (applying && op->user_info_dirty) + oi = &op->user_info; + else + oi = &op->info; + + ois[ovl->id] = oi; + } + + return dss_mgr_check(mgr, dssdev, mi, ois); +} + +/* + * check manager and overlay settings using overlay_info from data->info + */ +static int dss_check_settings(struct omap_overlay_manager *mgr, + struct omap_dss_device *dssdev) +{ + return dss_check_settings_low(mgr, dssdev, false); +} + +/* + * check manager and overlay settings using overlay_info from ovl->info if + * dirty and from data->info otherwise + */ +static int dss_check_settings_apply(struct omap_overlay_manager *mgr, + struct omap_dss_device *dssdev) +{ + return dss_check_settings_low(mgr, dssdev, true); +} + +static bool need_isr(void) +{ + const int num_mgrs = dss_feat_get_num_mgrs(); + int i; + + for (i = 0; i < num_mgrs; ++i) { + struct omap_overlay_manager *mgr; + struct mgr_priv_data *mp; + struct omap_overlay *ovl; + + mgr = omap_dss_get_overlay_manager(i); + mp = get_mgr_priv(mgr); + + if (!mp->enabled) + continue; + + if (mgr_manual_update(mgr)) { + /* to catch FRAMEDONE */ + if (mp->updating) + return true; + } else { + /* to catch GO bit going down */ + if (mp->busy) + return true; + + /* to write new values to registers */ + if (mp->info_dirty) + return true; + + /* to set GO bit */ + if (mp->shadow_info_dirty) + return true; + + list_for_each_entry(ovl, &mgr->overlays, list) { + struct ovl_priv_data *op; + + op = get_ovl_priv(ovl); + + /* + * NOTE: we check extra_info flags even for + * disabled overlays, as extra_infos need to be + * always written. + */ + + /* to write new values to registers */ + if (op->extra_info_dirty) + return true; + + /* to set GO bit */ + if (op->shadow_extra_info_dirty) + return true; + + if (!op->enabled) + continue; + + /* to write new values to registers */ + if (op->info_dirty) + return true; + + /* to set GO bit */ + if (op->shadow_info_dirty) + return true; + } + } + } + + return false; +} + +static bool need_go(struct omap_overlay_manager *mgr) +{ + struct omap_overlay *ovl; + struct mgr_priv_data *mp; + struct ovl_priv_data *op; + + mp = get_mgr_priv(mgr); + + if (mp->shadow_info_dirty) + return true; + + list_for_each_entry(ovl, &mgr->overlays, list) { + op = get_ovl_priv(ovl); + if (op->shadow_info_dirty || op->shadow_extra_info_dirty) + return true; + } + + return false; +} + +/* returns true if an extra_info field is currently being updated */ +static bool extra_info_update_ongoing(void) +{ + const int num_ovls = omap_dss_get_num_overlays(); + struct ovl_priv_data *op; + struct omap_overlay *ovl; + struct mgr_priv_data *mp; + int i; + + for (i = 0; i < num_ovls; ++i) { + ovl = omap_dss_get_overlay(i); + op = get_ovl_priv(ovl); + + if (!ovl->manager) + continue; + + mp = get_mgr_priv(ovl->manager); + + if (!mp->enabled) + continue; + + if (!mp->updating) + continue; + + if (op->extra_info_dirty || op->shadow_extra_info_dirty) + return true; + } + + return false; +} + +/* wait until no extra_info updates are pending */ +static void wait_pending_extra_info_updates(void) +{ + bool updating; + unsigned long flags; + unsigned long t; + + spin_lock_irqsave(&data_lock, flags); + + updating = extra_info_update_ongoing(); + + if (!updating) { + spin_unlock_irqrestore(&data_lock, flags); + return; + } + + init_completion(&extra_updated_completion); + + spin_unlock_irqrestore(&data_lock, flags); + + t = msecs_to_jiffies(500); + wait_for_completion_timeout(&extra_updated_completion, t); + + updating = extra_info_update_ongoing(); + + WARN_ON(updating); +} + +int dss_mgr_wait_for_go(struct omap_overlay_manager *mgr) +{ + unsigned long timeout = msecs_to_jiffies(500); + struct mgr_priv_data *mp; + u32 irq; + int r; + int i; + struct omap_dss_device *dssdev = mgr->device; + + if (!dssdev || dssdev->state != OMAP_DSS_DISPLAY_ACTIVE) + return 0; + + if (mgr_manual_update(mgr)) + return 0; + + irq = dispc_mgr_get_vsync_irq(mgr->id); + + mp = get_mgr_priv(mgr); + i = 0; + while (1) { + unsigned long flags; + bool shadow_dirty, dirty; + + spin_lock_irqsave(&data_lock, flags); + dirty = mp->info_dirty; + shadow_dirty = mp->shadow_info_dirty; + spin_unlock_irqrestore(&data_lock, flags); + + if (!dirty && !shadow_dirty) { + r = 0; + break; + } + + /* 4 iterations is the worst case: + * 1 - initial iteration, dirty = true (between VFP and VSYNC) + * 2 - first VSYNC, dirty = true + * 3 - dirty = false, shadow_dirty = true + * 4 - shadow_dirty = false */ + if (i++ == 3) { + DSSERR("mgr(%d)->wait_for_go() not finishing\n", + mgr->id); + r = 0; + break; + } + + r = omap_dispc_wait_for_irq_interruptible_timeout(irq, timeout); + if (r == -ERESTARTSYS) + break; + + if (r) { + DSSERR("mgr(%d)->wait_for_go() timeout\n", mgr->id); + break; + } + } + + return r; +} + +int dss_mgr_wait_for_go_ovl(struct omap_overlay *ovl) +{ + unsigned long timeout = msecs_to_jiffies(500); + struct ovl_priv_data *op; + struct omap_dss_device *dssdev; + u32 irq; + int r; + int i; + + if (!ovl->manager) + return 0; + + dssdev = ovl->manager->device; + + if (!dssdev || dssdev->state != OMAP_DSS_DISPLAY_ACTIVE) + return 0; + + if (ovl_manual_update(ovl)) + return 0; + + irq = dispc_mgr_get_vsync_irq(ovl->manager->id); + + op = get_ovl_priv(ovl); + i = 0; + while (1) { + unsigned long flags; + bool shadow_dirty, dirty; + + spin_lock_irqsave(&data_lock, flags); + dirty = op->info_dirty; + shadow_dirty = op->shadow_info_dirty; + spin_unlock_irqrestore(&data_lock, flags); + + if (!dirty && !shadow_dirty) { + r = 0; + break; + } + + /* 4 iterations is the worst case: + * 1 - initial iteration, dirty = true (between VFP and VSYNC) + * 2 - first VSYNC, dirty = true + * 3 - dirty = false, shadow_dirty = true + * 4 - shadow_dirty = false */ + if (i++ == 3) { + DSSERR("ovl(%d)->wait_for_go() not finishing\n", + ovl->id); + r = 0; + break; + } + + r = omap_dispc_wait_for_irq_interruptible_timeout(irq, timeout); + if (r == -ERESTARTSYS) + break; + + if (r) { + DSSERR("ovl(%d)->wait_for_go() timeout\n", ovl->id); + break; + } + } + + return r; +} + +static void dss_ovl_write_regs(struct omap_overlay *ovl) +{ + struct ovl_priv_data *op = get_ovl_priv(ovl); + struct omap_overlay_info *oi; + bool ilace, replication; + struct mgr_priv_data *mp; + int r; + + DSSDBGF("%d", ovl->id); + + if (!op->enabled || !op->info_dirty) + return; + + oi = &op->info; + + replication = dss_use_replication(ovl->manager->device, oi->color_mode); + + ilace = ovl->manager->device->type == OMAP_DISPLAY_TYPE_VENC; + + r = dispc_ovl_setup(ovl->id, oi, ilace, replication); + if (r) { + /* + * We can't do much here, as this function can be called from + * vsync interrupt. + */ + DSSERR("dispc_ovl_setup failed for ovl %d\n", ovl->id); + + /* This will leave fifo configurations in a nonoptimal state */ + op->enabled = false; + dispc_ovl_enable(ovl->id, false); + return; + } + + mp = get_mgr_priv(ovl->manager); + + op->info_dirty = false; + if (mp->updating) + op->shadow_info_dirty = true; +} + +static void dss_ovl_write_regs_extra(struct omap_overlay *ovl) +{ + struct ovl_priv_data *op = get_ovl_priv(ovl); + struct mgr_priv_data *mp; + + DSSDBGF("%d", ovl->id); + + if (!op->extra_info_dirty) + return; + + /* note: write also when op->enabled == false, so that the ovl gets + * disabled */ + + dispc_ovl_enable(ovl->id, op->enabled); + dispc_ovl_set_channel_out(ovl->id, op->channel); + dispc_ovl_set_fifo_threshold(ovl->id, op->fifo_low, op->fifo_high); + + mp = get_mgr_priv(ovl->manager); + + op->extra_info_dirty = false; + if (mp->updating) + op->shadow_extra_info_dirty = true; +} + +static void dss_mgr_write_regs(struct omap_overlay_manager *mgr) +{ + struct mgr_priv_data *mp = get_mgr_priv(mgr); + struct omap_overlay *ovl; + + DSSDBGF("%d", mgr->id); + + if (!mp->enabled) + return; + + WARN_ON(mp->busy); + + /* Commit overlay settings */ + list_for_each_entry(ovl, &mgr->overlays, list) { + dss_ovl_write_regs(ovl); + dss_ovl_write_regs_extra(ovl); + } + + if (mp->info_dirty) { + dispc_mgr_setup(mgr->id, &mp->info); + + mp->info_dirty = false; + if (mp->updating) + mp->shadow_info_dirty = true; + } +} + +static void dss_write_regs(void) +{ + const int num_mgrs = omap_dss_get_num_overlay_managers(); + int i; + + for (i = 0; i < num_mgrs; ++i) { + struct omap_overlay_manager *mgr; + struct mgr_priv_data *mp; + int r; + + mgr = omap_dss_get_overlay_manager(i); + mp = get_mgr_priv(mgr); + + if (!mp->enabled || mgr_manual_update(mgr) || mp->busy) + continue; + + r = dss_check_settings(mgr, mgr->device); + if (r) { + DSSERR("cannot write registers for manager %s: " + "illegal configuration\n", mgr->name); + continue; + } + + dss_mgr_write_regs(mgr); + } +} + +static void dss_set_go_bits(void) +{ + const int num_mgrs = omap_dss_get_num_overlay_managers(); + int i; + + for (i = 0; i < num_mgrs; ++i) { + struct omap_overlay_manager *mgr; + struct mgr_priv_data *mp; + + mgr = omap_dss_get_overlay_manager(i); + mp = get_mgr_priv(mgr); + + if (!mp->enabled || mgr_manual_update(mgr) || mp->busy) + continue; + + if (!need_go(mgr)) + continue; + + mp->busy = true; + + if (!dss_data.irq_enabled && need_isr()) + dss_register_vsync_isr(); + + dispc_mgr_go(mgr->id); + } + +} + +void dss_mgr_start_update(struct omap_overlay_manager *mgr) +{ + struct mgr_priv_data *mp = get_mgr_priv(mgr); + unsigned long flags; + int r; + + spin_lock_irqsave(&data_lock, flags); + + WARN_ON(mp->updating); + + r = dss_check_settings(mgr, mgr->device); + if (r) { + DSSERR("cannot start manual update: illegal configuration\n"); + spin_unlock_irqrestore(&data_lock, flags); + return; + } + + dss_mgr_write_regs(mgr); + + mp->updating = true; + + if (!dss_data.irq_enabled && need_isr()) + dss_register_vsync_isr(); + + dispc_mgr_enable(mgr->id, true); + + spin_unlock_irqrestore(&data_lock, flags); +} + +static void dss_apply_irq_handler(void *data, u32 mask); + +static void dss_register_vsync_isr(void) +{ + const int num_mgrs = dss_feat_get_num_mgrs(); + u32 mask; + int r, i; + + mask = 0; + for (i = 0; i < num_mgrs; ++i) + mask |= dispc_mgr_get_vsync_irq(i); + + for (i = 0; i < num_mgrs; ++i) + mask |= dispc_mgr_get_framedone_irq(i); + + r = omap_dispc_register_isr(dss_apply_irq_handler, NULL, mask); + WARN_ON(r); + + dss_data.irq_enabled = true; +} + +static void dss_unregister_vsync_isr(void) +{ + const int num_mgrs = dss_feat_get_num_mgrs(); + u32 mask; + int r, i; + + mask = 0; + for (i = 0; i < num_mgrs; ++i) + mask |= dispc_mgr_get_vsync_irq(i); + + for (i = 0; i < num_mgrs; ++i) + mask |= dispc_mgr_get_framedone_irq(i); + + r = omap_dispc_unregister_isr(dss_apply_irq_handler, NULL, mask); + WARN_ON(r); + + dss_data.irq_enabled = false; +} + +static void mgr_clear_shadow_dirty(struct omap_overlay_manager *mgr) +{ + struct omap_overlay *ovl; + struct mgr_priv_data *mp; + struct ovl_priv_data *op; + + mp = get_mgr_priv(mgr); + mp->shadow_info_dirty = false; + + list_for_each_entry(ovl, &mgr->overlays, list) { + op = get_ovl_priv(ovl); + op->shadow_info_dirty = false; + op->shadow_extra_info_dirty = false; + } +} + +static void dss_apply_irq_handler(void *data, u32 mask) +{ + const int num_mgrs = dss_feat_get_num_mgrs(); + int i; + bool extra_updating; + + spin_lock(&data_lock); + + /* clear busy, updating flags, shadow_dirty flags */ + for (i = 0; i < num_mgrs; i++) { + struct omap_overlay_manager *mgr; + struct mgr_priv_data *mp; + bool was_updating; + + mgr = omap_dss_get_overlay_manager(i); + mp = get_mgr_priv(mgr); + + if (!mp->enabled) + continue; + + was_updating = mp->updating; + mp->updating = dispc_mgr_is_enabled(i); + + if (!mgr_manual_update(mgr)) { + bool was_busy = mp->busy; + mp->busy = dispc_mgr_go_busy(i); + + if (was_busy && !mp->busy) + mgr_clear_shadow_dirty(mgr); + } else { + if (was_updating && !mp->updating) + mgr_clear_shadow_dirty(mgr); + } + } + + dss_write_regs(); + dss_set_go_bits(); + + extra_updating = extra_info_update_ongoing(); + if (!extra_updating) + complete_all(&extra_updated_completion); + + if (!need_isr()) + dss_unregister_vsync_isr(); + + spin_unlock(&data_lock); +} + +static void omap_dss_mgr_apply_ovl(struct omap_overlay *ovl) +{ + struct ovl_priv_data *op; + + op = get_ovl_priv(ovl); + + if (!op->user_info_dirty) + return; + + op->user_info_dirty = false; + op->info_dirty = true; + op->info = op->user_info; +} + +static void omap_dss_mgr_apply_mgr(struct omap_overlay_manager *mgr) +{ + struct mgr_priv_data *mp; + + mp = get_mgr_priv(mgr); + + if (!mp->user_info_dirty) + return; + + mp->user_info_dirty = false; + mp->info_dirty = true; + mp->info = mp->user_info; +} + +int omap_dss_mgr_apply(struct omap_overlay_manager *mgr) +{ + unsigned long flags; + struct omap_overlay *ovl; + int r; + + DSSDBG("omap_dss_mgr_apply(%s)\n", mgr->name); + + spin_lock_irqsave(&data_lock, flags); + + r = dss_check_settings_apply(mgr, mgr->device); + if (r) { + spin_unlock_irqrestore(&data_lock, flags); + DSSERR("failed to apply settings: illegal configuration.\n"); + return r; + } + + /* Configure overlays */ + list_for_each_entry(ovl, &mgr->overlays, list) + omap_dss_mgr_apply_ovl(ovl); + + /* Configure manager */ + omap_dss_mgr_apply_mgr(mgr); + + dss_write_regs(); + dss_set_go_bits(); + + spin_unlock_irqrestore(&data_lock, flags); + + return 0; +} + +static void dss_apply_ovl_enable(struct omap_overlay *ovl, bool enable) +{ + struct ovl_priv_data *op; + + op = get_ovl_priv(ovl); + + if (op->enabled == enable) + return; + + op->enabled = enable; + op->extra_info_dirty = true; +} + +static void dss_apply_ovl_fifo_thresholds(struct omap_overlay *ovl, + u32 fifo_low, u32 fifo_high) +{ + struct ovl_priv_data *op = get_ovl_priv(ovl); + + if (op->fifo_low == fifo_low && op->fifo_high == fifo_high) + return; + + op->fifo_low = fifo_low; + op->fifo_high = fifo_high; + op->extra_info_dirty = true; +} + +static void dss_ovl_setup_fifo(struct omap_overlay *ovl) +{ + struct ovl_priv_data *op = get_ovl_priv(ovl); + struct omap_dss_device *dssdev; + u32 size, burst_size; + u32 fifo_low, fifo_high; + + if (!op->enabled && !op->enabling) + return; + + dssdev = ovl->manager->device; + + size = dispc_ovl_get_fifo_size(ovl->id); + + burst_size = dispc_ovl_get_burst_size(ovl->id); + + switch (dssdev->type) { + case OMAP_DISPLAY_TYPE_DPI: + case OMAP_DISPLAY_TYPE_DBI: + case OMAP_DISPLAY_TYPE_SDI: + case OMAP_DISPLAY_TYPE_VENC: + case OMAP_DISPLAY_TYPE_HDMI: + default_get_overlay_fifo_thresholds(ovl->id, size, + burst_size, &fifo_low, &fifo_high); + break; +#ifdef CONFIG_OMAP2_DSS_DSI + case OMAP_DISPLAY_TYPE_DSI: + dsi_get_overlay_fifo_thresholds(ovl->id, size, + burst_size, &fifo_low, &fifo_high); + break; +#endif + default: + BUG(); + } + + dss_apply_ovl_fifo_thresholds(ovl, fifo_low, fifo_high); +} + +static void dss_mgr_setup_fifos(struct omap_overlay_manager *mgr) +{ + struct omap_overlay *ovl; + struct mgr_priv_data *mp; + + mp = get_mgr_priv(mgr); + + if (!mp->enabled) + return; + + list_for_each_entry(ovl, &mgr->overlays, list) + dss_ovl_setup_fifo(ovl); +} + +static void dss_setup_fifos(void) +{ + const int num_mgrs = omap_dss_get_num_overlay_managers(); + struct omap_overlay_manager *mgr; + int i; + + for (i = 0; i < num_mgrs; ++i) { + mgr = omap_dss_get_overlay_manager(i); + dss_mgr_setup_fifos(mgr); + } +} + +int dss_mgr_enable(struct omap_overlay_manager *mgr) +{ + struct mgr_priv_data *mp = get_mgr_priv(mgr); + unsigned long flags; + int r; + + mutex_lock(&apply_lock); + + if (mp->enabled) + goto out; + + spin_lock_irqsave(&data_lock, flags); + + mp->enabled = true; + + r = dss_check_settings(mgr, mgr->device); + if (r) { + DSSERR("failed to enable manager %d: check_settings failed\n", + mgr->id); + goto err; + } + + dss_setup_fifos(); + + dss_write_regs(); + dss_set_go_bits(); + + if (!mgr_manual_update(mgr)) + mp->updating = true; + + spin_unlock_irqrestore(&data_lock, flags); + + if (!mgr_manual_update(mgr)) + dispc_mgr_enable(mgr->id, true); + +out: + mutex_unlock(&apply_lock); + + return 0; + +err: + mp->enabled = false; + spin_unlock_irqrestore(&data_lock, flags); + mutex_unlock(&apply_lock); + return r; +} + +void dss_mgr_disable(struct omap_overlay_manager *mgr) +{ + struct mgr_priv_data *mp = get_mgr_priv(mgr); + unsigned long flags; + + mutex_lock(&apply_lock); + + if (!mp->enabled) + goto out; + + if (!mgr_manual_update(mgr)) + dispc_mgr_enable(mgr->id, false); + + spin_lock_irqsave(&data_lock, flags); + + mp->updating = false; + mp->enabled = false; + + spin_unlock_irqrestore(&data_lock, flags); + +out: + mutex_unlock(&apply_lock); +} + +int dss_mgr_set_info(struct omap_overlay_manager *mgr, + struct omap_overlay_manager_info *info) +{ + struct mgr_priv_data *mp = get_mgr_priv(mgr); + unsigned long flags; + int r; + + r = dss_mgr_simple_check(mgr, info); + if (r) + return r; + + spin_lock_irqsave(&data_lock, flags); + + mp->user_info = *info; + mp->user_info_dirty = true; + + spin_unlock_irqrestore(&data_lock, flags); + + return 0; +} + +void dss_mgr_get_info(struct omap_overlay_manager *mgr, + struct omap_overlay_manager_info *info) +{ + struct mgr_priv_data *mp = get_mgr_priv(mgr); + unsigned long flags; + + spin_lock_irqsave(&data_lock, flags); + + *info = mp->user_info; + + spin_unlock_irqrestore(&data_lock, flags); +} + +int dss_mgr_set_device(struct omap_overlay_manager *mgr, + struct omap_dss_device *dssdev) +{ + int r; + + mutex_lock(&apply_lock); + + if (dssdev->manager) { + DSSERR("display '%s' already has a manager '%s'\n", + dssdev->name, dssdev->manager->name); + r = -EINVAL; + goto err; + } + + if ((mgr->supported_displays & dssdev->type) == 0) { + DSSERR("display '%s' does not support manager '%s'\n", + dssdev->name, mgr->name); + r = -EINVAL; + goto err; + } + + dssdev->manager = mgr; + mgr->device = dssdev; + + mutex_unlock(&apply_lock); + + return 0; +err: + mutex_unlock(&apply_lock); + return r; +} + +int dss_mgr_unset_device(struct omap_overlay_manager *mgr) +{ + int r; + + mutex_lock(&apply_lock); + + if (!mgr->device) { + DSSERR("failed to unset display, display not set.\n"); + r = -EINVAL; + goto err; + } + + /* + * Don't allow currently enabled displays to have the overlay manager + * pulled out from underneath them + */ + if (mgr->device->state != OMAP_DSS_DISPLAY_DISABLED) { + r = -EINVAL; + goto err; + } + + mgr->device->manager = NULL; + mgr->device = NULL; + + mutex_unlock(&apply_lock); + + return 0; +err: + mutex_unlock(&apply_lock); + return r; +} + + +int dss_ovl_set_info(struct omap_overlay *ovl, + struct omap_overlay_info *info) +{ + struct ovl_priv_data *op = get_ovl_priv(ovl); + unsigned long flags; + int r; + + r = dss_ovl_simple_check(ovl, info); + if (r) + return r; + + spin_lock_irqsave(&data_lock, flags); + + op->user_info = *info; + op->user_info_dirty = true; + + spin_unlock_irqrestore(&data_lock, flags); + + return 0; +} + +void dss_ovl_get_info(struct omap_overlay *ovl, + struct omap_overlay_info *info) +{ + struct ovl_priv_data *op = get_ovl_priv(ovl); + unsigned long flags; + + spin_lock_irqsave(&data_lock, flags); + + *info = op->user_info; + + spin_unlock_irqrestore(&data_lock, flags); +} + +int dss_ovl_set_manager(struct omap_overlay *ovl, + struct omap_overlay_manager *mgr) +{ + struct ovl_priv_data *op = get_ovl_priv(ovl); + unsigned long flags; + int r; + + if (!mgr) + return -EINVAL; + + mutex_lock(&apply_lock); + + if (ovl->manager) { + DSSERR("overlay '%s' already has a manager '%s'\n", + ovl->name, ovl->manager->name); + r = -EINVAL; + goto err; + } + + spin_lock_irqsave(&data_lock, flags); + + if (op->enabled) { + spin_unlock_irqrestore(&data_lock, flags); + DSSERR("overlay has to be disabled to change the manager\n"); + r = -EINVAL; + goto err; + } + + op->channel = mgr->id; + op->extra_info_dirty = true; + + ovl->manager = mgr; + list_add_tail(&ovl->list, &mgr->overlays); + + spin_unlock_irqrestore(&data_lock, flags); + + /* XXX: When there is an overlay on a DSI manual update display, and + * the overlay is first disabled, then moved to tv, and enabled, we + * seem to get SYNC_LOST_DIGIT error. + * + * Waiting doesn't seem to help, but updating the manual update display + * after disabling the overlay seems to fix this. This hints that the + * overlay is perhaps somehow tied to the LCD output until the output + * is updated. + * + * Userspace workaround for this is to update the LCD after disabling + * the overlay, but before moving the overlay to TV. + */ + + mutex_unlock(&apply_lock); + + return 0; +err: + mutex_unlock(&apply_lock); + return r; +} + +int dss_ovl_unset_manager(struct omap_overlay *ovl) +{ + struct ovl_priv_data *op = get_ovl_priv(ovl); + unsigned long flags; + int r; + + mutex_lock(&apply_lock); + + if (!ovl->manager) { + DSSERR("failed to detach overlay: manager not set\n"); + r = -EINVAL; + goto err; + } + + spin_lock_irqsave(&data_lock, flags); + + if (op->enabled) { + spin_unlock_irqrestore(&data_lock, flags); + DSSERR("overlay has to be disabled to unset the manager\n"); + r = -EINVAL; + goto err; + } + + op->channel = -1; + + ovl->manager = NULL; + list_del(&ovl->list); + + spin_unlock_irqrestore(&data_lock, flags); + + mutex_unlock(&apply_lock); + + return 0; +err: + mutex_unlock(&apply_lock); + return r; +} + +bool dss_ovl_is_enabled(struct omap_overlay *ovl) +{ + struct ovl_priv_data *op = get_ovl_priv(ovl); + unsigned long flags; + bool e; + + spin_lock_irqsave(&data_lock, flags); + + e = op->enabled; + + spin_unlock_irqrestore(&data_lock, flags); + + return e; +} + +int dss_ovl_enable(struct omap_overlay *ovl) +{ + struct ovl_priv_data *op = get_ovl_priv(ovl); + unsigned long flags; + int r; + + mutex_lock(&apply_lock); + + if (op->enabled) { + r = 0; + goto err1; + } + + if (ovl->manager == NULL || ovl->manager->device == NULL) { + r = -EINVAL; + goto err1; + } + + spin_lock_irqsave(&data_lock, flags); + + op->enabling = true; + + r = dss_check_settings(ovl->manager, ovl->manager->device); + if (r) { + DSSERR("failed to enable overlay %d: check_settings failed\n", + ovl->id); + goto err2; + } + + dss_setup_fifos(); + + op->enabling = false; + dss_apply_ovl_enable(ovl, true); + + dss_write_regs(); + dss_set_go_bits(); + + spin_unlock_irqrestore(&data_lock, flags); + + mutex_unlock(&apply_lock); + + return 0; +err2: + op->enabling = false; + spin_unlock_irqrestore(&data_lock, flags); +err1: + mutex_unlock(&apply_lock); + return r; +} + +int dss_ovl_disable(struct omap_overlay *ovl) +{ + struct ovl_priv_data *op = get_ovl_priv(ovl); + unsigned long flags; + int r; + + mutex_lock(&apply_lock); + + if (!op->enabled) { + r = 0; + goto err; + } + + if (ovl->manager == NULL || ovl->manager->device == NULL) { + r = -EINVAL; + goto err; + } + + spin_lock_irqsave(&data_lock, flags); + + dss_apply_ovl_enable(ovl, false); + dss_write_regs(); + dss_set_go_bits(); + + spin_unlock_irqrestore(&data_lock, flags); + + mutex_unlock(&apply_lock); + + return 0; + +err: + mutex_unlock(&apply_lock); + return r; +} + diff --git a/drivers/video/omap2/dss/core.c b/drivers/video/omap2/dss/core.c index da7b1857654..8613f86fb56 100644 --- a/drivers/video/omap2/dss/core.c +++ b/drivers/video/omap2/dss/core.c @@ -178,6 +178,8 @@ static int omap_dss_probe(struct platform_device *pdev) dss_features_init(); + dss_apply_init(); + dss_init_overlay_managers(pdev); dss_init_overlays(pdev); diff --git a/drivers/video/omap2/dss/dispc.c b/drivers/video/omap2/dss/dispc.c index 5c81533eaca..a5ec7f37c18 100644 --- a/drivers/video/omap2/dss/dispc.c +++ b/drivers/video/omap2/dss/dispc.c @@ -64,22 +64,6 @@ struct omap_dispc_isr_data { u32 mask; }; -struct dispc_h_coef { - s8 hc4; - s8 hc3; - u8 hc2; - s8 hc1; - s8 hc0; -}; - -struct dispc_v_coef { - s8 vc22; - s8 vc2; - u8 vc1; - s8 vc0; - s8 vc00; -}; - enum omap_burst_size { BURST_SIZE_X2 = 0, BURST_SIZE_X4 = 1, @@ -438,6 +422,34 @@ static struct omap_dss_device *dispc_mgr_get_device(enum omap_channel channel) return mgr ? mgr->device : NULL; } +u32 dispc_mgr_get_vsync_irq(enum omap_channel channel) +{ + switch (channel) { + case OMAP_DSS_CHANNEL_LCD: + return DISPC_IRQ_VSYNC; + case OMAP_DSS_CHANNEL_LCD2: + return DISPC_IRQ_VSYNC2; + case OMAP_DSS_CHANNEL_DIGIT: + return DISPC_IRQ_EVSYNC_ODD | DISPC_IRQ_EVSYNC_EVEN; + default: + BUG(); + } +} + +u32 dispc_mgr_get_framedone_irq(enum omap_channel channel) +{ + switch (channel) { + case OMAP_DSS_CHANNEL_LCD: + return DISPC_IRQ_FRAMEDONE; + case OMAP_DSS_CHANNEL_LCD2: + return DISPC_IRQ_FRAMEDONE2; + case OMAP_DSS_CHANNEL_DIGIT: + return 0; + default: + BUG(); + } +} + bool dispc_mgr_go_busy(enum omap_channel channel) { int bit; @@ -533,105 +545,27 @@ static void dispc_ovl_write_firv2_reg(enum omap_plane plane, int reg, u32 value) dispc_write_reg(DISPC_OVL_FIR_COEF_V2(plane, reg), value); } -static void dispc_ovl_set_scale_coef(enum omap_plane plane, int hscaleup, - int vscaleup, int five_taps, - enum omap_color_component color_comp) -{ - /* Coefficients for horizontal up-sampling */ - static const struct dispc_h_coef coef_hup[8] = { - { 0, 0, 128, 0, 0 }, - { -1, 13, 124, -8, 0 }, - { -2, 30, 112, -11, -1 }, - { -5, 51, 95, -11, -2 }, - { 0, -9, 73, 73, -9 }, - { -2, -11, 95, 51, -5 }, - { -1, -11, 112, 30, -2 }, - { 0, -8, 124, 13, -1 }, - }; - - /* Coefficients for vertical up-sampling */ - static const struct dispc_v_coef coef_vup_3tap[8] = { - { 0, 0, 128, 0, 0 }, - { 0, 3, 123, 2, 0 }, - { 0, 12, 111, 5, 0 }, - { 0, 32, 89, 7, 0 }, - { 0, 0, 64, 64, 0 }, - { 0, 7, 89, 32, 0 }, - { 0, 5, 111, 12, 0 }, - { 0, 2, 123, 3, 0 }, - }; - - static const struct dispc_v_coef coef_vup_5tap[8] = { - { 0, 0, 128, 0, 0 }, - { -1, 13, 124, -8, 0 }, - { -2, 30, 112, -11, -1 }, - { -5, 51, 95, -11, -2 }, - { 0, -9, 73, 73, -9 }, - { -2, -11, 95, 51, -5 }, - { -1, -11, 112, 30, -2 }, - { 0, -8, 124, 13, -1 }, - }; - - /* Coefficients for horizontal down-sampling */ - static const struct dispc_h_coef coef_hdown[8] = { - { 0, 36, 56, 36, 0 }, - { 4, 40, 55, 31, -2 }, - { 8, 44, 54, 27, -5 }, - { 12, 48, 53, 22, -7 }, - { -9, 17, 52, 51, 17 }, - { -7, 22, 53, 48, 12 }, - { -5, 27, 54, 44, 8 }, - { -2, 31, 55, 40, 4 }, - }; - - /* Coefficients for vertical down-sampling */ - static const struct dispc_v_coef coef_vdown_3tap[8] = { - { 0, 36, 56, 36, 0 }, - { 0, 40, 57, 31, 0 }, - { 0, 45, 56, 27, 0 }, - { 0, 50, 55, 23, 0 }, - { 0, 18, 55, 55, 0 }, - { 0, 23, 55, 50, 0 }, - { 0, 27, 56, 45, 0 }, - { 0, 31, 57, 40, 0 }, - }; - - static const struct dispc_v_coef coef_vdown_5tap[8] = { - { 0, 36, 56, 36, 0 }, - { 4, 40, 55, 31, -2 }, - { 8, 44, 54, 27, -5 }, - { 12, 48, 53, 22, -7 }, - { -9, 17, 52, 51, 17 }, - { -7, 22, 53, 48, 12 }, - { -5, 27, 54, 44, 8 }, - { -2, 31, 55, 40, 4 }, - }; - - const struct dispc_h_coef *h_coef; - const struct dispc_v_coef *v_coef; +static void dispc_ovl_set_scale_coef(enum omap_plane plane, int fir_hinc, + int fir_vinc, int five_taps, + enum omap_color_component color_comp) +{ + const struct dispc_coef *h_coef, *v_coef; int i; - if (hscaleup) - h_coef = coef_hup; - else - h_coef = coef_hdown; - - if (vscaleup) - v_coef = five_taps ? coef_vup_5tap : coef_vup_3tap; - else - v_coef = five_taps ? coef_vdown_5tap : coef_vdown_3tap; + h_coef = dispc_ovl_get_scale_coef(fir_hinc, true); + v_coef = dispc_ovl_get_scale_coef(fir_vinc, five_taps); for (i = 0; i < 8; i++) { u32 h, hv; - h = FLD_VAL(h_coef[i].hc0, 7, 0) - | FLD_VAL(h_coef[i].hc1, 15, 8) - | FLD_VAL(h_coef[i].hc2, 23, 16) - | FLD_VAL(h_coef[i].hc3, 31, 24); - hv = FLD_VAL(h_coef[i].hc4, 7, 0) - | FLD_VAL(v_coef[i].vc0, 15, 8) - | FLD_VAL(v_coef[i].vc1, 23, 16) - | FLD_VAL(v_coef[i].vc2, 31, 24); + h = FLD_VAL(h_coef[i].hc0_vc00, 7, 0) + | FLD_VAL(h_coef[i].hc1_vc0, 15, 8) + | FLD_VAL(h_coef[i].hc2_vc1, 23, 16) + | FLD_VAL(h_coef[i].hc3_vc2, 31, 24); + hv = FLD_VAL(h_coef[i].hc4_vc22, 7, 0) + | FLD_VAL(v_coef[i].hc1_vc0, 15, 8) + | FLD_VAL(v_coef[i].hc2_vc1, 23, 16) + | FLD_VAL(v_coef[i].hc3_vc2, 31, 24); if (color_comp == DISPC_COLOR_COMPONENT_RGB_Y) { dispc_ovl_write_firh_reg(plane, i, h); @@ -646,8 +580,8 @@ static void dispc_ovl_set_scale_coef(enum omap_plane plane, int hscaleup, if (five_taps) { for (i = 0; i < 8; i++) { u32 v; - v = FLD_VAL(v_coef[i].vc00, 7, 0) - | FLD_VAL(v_coef[i].vc22, 15, 8); + v = FLD_VAL(v_coef[i].hc0_vc00, 7, 0) + | FLD_VAL(v_coef[i].hc4_vc22, 15, 8); if (color_comp == DISPC_COLOR_COMPONENT_RGB_Y) dispc_ovl_write_firv_reg(plane, i, v); else @@ -875,8 +809,7 @@ static void dispc_ovl_set_color_mode(enum omap_plane plane, REG_FLD_MOD(DISPC_OVL_ATTRIBUTES(plane), m, 4, 1); } -static void dispc_ovl_set_channel_out(enum omap_plane plane, - enum omap_channel channel) +void dispc_ovl_set_channel_out(enum omap_plane plane, enum omap_channel channel) { int shift; u32 val; @@ -923,6 +856,39 @@ static void dispc_ovl_set_channel_out(enum omap_plane plane, dispc_write_reg(DISPC_OVL_ATTRIBUTES(plane), val); } +static enum omap_channel dispc_ovl_get_channel_out(enum omap_plane plane) +{ + int shift; + u32 val; + enum omap_channel channel; + + switch (plane) { + case OMAP_DSS_GFX: + shift = 8; + break; + case OMAP_DSS_VIDEO1: + case OMAP_DSS_VIDEO2: + case OMAP_DSS_VIDEO3: + shift = 16; + break; + default: + BUG(); + } + + val = dispc_read_reg(DISPC_OVL_ATTRIBUTES(plane)); + + if (dss_has_feature(FEAT_MGR_LCD2)) { + if (FLD_GET(val, 31, 30) == 0) + channel = FLD_GET(val, shift, shift); + else + channel = OMAP_DSS_CHANNEL_LCD2; + } else { + channel = FLD_GET(val, shift, shift); + } + + return channel; +} + static void dispc_ovl_set_burst_size(enum omap_plane plane, enum omap_burst_size burst_size) { @@ -964,7 +930,7 @@ void dispc_enable_gamma_table(bool enable) REG_FLD_MOD(DISPC_CONFIG, enable, 9, 9); } -void dispc_mgr_enable_cpr(enum omap_channel channel, bool enable) +static void dispc_mgr_enable_cpr(enum omap_channel channel, bool enable) { u16 reg; @@ -978,7 +944,7 @@ void dispc_mgr_enable_cpr(enum omap_channel channel, bool enable) REG_FLD_MOD(reg, enable, 15, 15); } -void dispc_mgr_set_cpr_coef(enum omap_channel channel, +static void dispc_mgr_set_cpr_coef(enum omap_channel channel, struct omap_dss_cpr_coefs *coefs) { u32 coef_r, coef_g, coef_b; @@ -1057,8 +1023,7 @@ u32 dispc_ovl_get_fifo_size(enum omap_plane plane) return dispc.fifo_size[plane]; } -static void dispc_ovl_set_fifo_threshold(enum omap_plane plane, u32 low, - u32 high) +void dispc_ovl_set_fifo_threshold(enum omap_plane plane, u32 low, u32 high) { u8 hi_start, hi_end, lo_start, lo_end; u32 unit; @@ -1169,17 +1134,12 @@ static void dispc_ovl_set_scale_param(enum omap_plane plane, enum omap_color_component color_comp) { int fir_hinc, fir_vinc; - int hscaleup, vscaleup; - - hscaleup = orig_width <= out_width; - vscaleup = orig_height <= out_height; - - dispc_ovl_set_scale_coef(plane, hscaleup, vscaleup, five_taps, - color_comp); fir_hinc = 1024 * orig_width / out_width; fir_vinc = 1024 * orig_height / out_height; + dispc_ovl_set_scale_coef(plane, fir_hinc, fir_vinc, five_taps, + color_comp); dispc_ovl_set_fir(plane, fir_hinc, fir_vinc, color_comp); } @@ -1654,6 +1614,9 @@ static unsigned long calc_fclk_five_taps(enum omap_channel channel, u16 width, u32 fclk = 0; u64 tmp, pclk = dispc_mgr_pclk_rate(channel); + if (height <= out_height && width <= out_width) + return (unsigned long) pclk; + if (height > out_height) { struct omap_dss_device *dssdev = dispc_mgr_get_device(channel); unsigned int ppl = dssdev->panel.timings.x_res; @@ -1708,7 +1671,16 @@ static unsigned long calc_fclk(enum omap_channel channel, u16 width, else vf = 1; - return dispc_mgr_pclk_rate(channel) * vf * hf; + if (cpu_is_omap24xx()) { + if (vf > 1 && hf > 1) + return dispc_mgr_pclk_rate(channel) * 4; + else + return dispc_mgr_pclk_rate(channel) * 2; + } else if (cpu_is_omap34xx()) { + return dispc_mgr_pclk_rate(channel) * vf * hf; + } else { + return dispc_mgr_pclk_rate(channel) * hf; + } } static int dispc_ovl_calc_scaling(enum omap_plane plane, @@ -1718,6 +1690,8 @@ static int dispc_ovl_calc_scaling(enum omap_plane plane, { struct omap_overlay *ovl = omap_dss_get_overlay(plane); const int maxdownscale = dss_feat_get_param_max(FEAT_PARAM_DOWNSCALE); + const int maxsinglelinewidth = + dss_feat_get_param_max(FEAT_PARAM_LINEWIDTH); unsigned long fclk = 0; if (width == out_width && height == out_height) @@ -1734,28 +1708,40 @@ static int dispc_ovl_calc_scaling(enum omap_plane plane, out_height > height * 8) return -EINVAL; - /* Must use 5-tap filter? */ - *five_taps = height > out_height * 2; - - if (!*five_taps) { + if (cpu_is_omap24xx()) { + if (width > maxsinglelinewidth) + DSSERR("Cannot scale max input width exceeded"); + *five_taps = false; + fclk = calc_fclk(channel, width, height, out_width, + out_height); + } else if (cpu_is_omap34xx()) { + if (width > (maxsinglelinewidth * 2)) { + DSSERR("Cannot setup scaling"); + DSSERR("width exceeds maximum width possible"); + return -EINVAL; + } + fclk = calc_fclk_five_taps(channel, width, height, out_width, + out_height, color_mode); + if (width > maxsinglelinewidth) { + if (height > out_height && height < out_height * 2) + *five_taps = false; + else { + DSSERR("cannot setup scaling with five taps"); + return -EINVAL; + } + } + if (!*five_taps) + fclk = calc_fclk(channel, width, height, out_width, + out_height); + } else { + if (width > maxsinglelinewidth) { + DSSERR("Cannot scale width exceeds max line width"); + return -EINVAL; + } fclk = calc_fclk(channel, width, height, out_width, out_height); - - /* Try 5-tap filter if 3-tap fclk is too high */ - if (cpu_is_omap34xx() && height > out_height && - fclk > dispc_fclk_rate()) - *five_taps = true; - } - - if (width > (2048 >> *five_taps)) { - DSSERR("failed to set up scaling, fclk too low\n"); - return -EINVAL; } - if (*five_taps) - fclk = calc_fclk_five_taps(channel, width, height, - out_width, out_height, color_mode); - DSSDBG("required fclk rate = %lu Hz\n", fclk); DSSDBG("current fclk rate = %lu Hz\n", dispc_fclk_rate()); @@ -1771,11 +1757,10 @@ static int dispc_ovl_calc_scaling(enum omap_plane plane, } int dispc_ovl_setup(enum omap_plane plane, struct omap_overlay_info *oi, - bool ilace, enum omap_channel channel, bool replication, - u32 fifo_low, u32 fifo_high) + bool ilace, bool replication) { struct omap_overlay *ovl = omap_dss_get_overlay(plane); - bool five_taps = false; + bool five_taps = true; bool fieldmode = 0; int r, cconv = 0; unsigned offset0, offset1; @@ -1783,36 +1768,43 @@ int dispc_ovl_setup(enum omap_plane plane, struct omap_overlay_info *oi, s32 pix_inc; u16 frame_height = oi->height; unsigned int field_offset = 0; + u16 outw, outh; + enum omap_channel channel; + + channel = dispc_ovl_get_channel_out(plane); DSSDBG("dispc_ovl_setup %d, pa %x, pa_uv %x, sw %d, %d,%d, %dx%d -> " - "%dx%d, cmode %x, rot %d, mir %d, ilace %d chan %d repl %d " - "fifo_low %d fifo high %d\n", plane, oi->paddr, oi->p_uv_addr, + "%dx%d, cmode %x, rot %d, mir %d, ilace %d chan %d repl %d\n", + plane, oi->paddr, oi->p_uv_addr, oi->screen_width, oi->pos_x, oi->pos_y, oi->width, oi->height, oi->out_width, oi->out_height, oi->color_mode, oi->rotation, - oi->mirror, ilace, channel, replication, fifo_low, fifo_high); + oi->mirror, ilace, channel, replication); if (oi->paddr == 0) return -EINVAL; - if (ilace && oi->height == oi->out_height) + outw = oi->out_width == 0 ? oi->width : oi->out_width; + outh = oi->out_height == 0 ? oi->height : oi->out_height; + + if (ilace && oi->height == outh) fieldmode = 1; if (ilace) { if (fieldmode) oi->height /= 2; oi->pos_y /= 2; - oi->out_height /= 2; + outh /= 2; DSSDBG("adjusting for ilace: height %d, pos_y %d, " "out_height %d\n", - oi->height, oi->pos_y, oi->out_height); + oi->height, oi->pos_y, outh); } if (!dss_feat_color_mode_supported(plane, oi->color_mode)) return -EINVAL; r = dispc_ovl_calc_scaling(plane, channel, oi->width, oi->height, - oi->out_width, oi->out_height, oi->color_mode, + outw, outh, oi->color_mode, &five_taps); if (r) return r; @@ -1830,10 +1822,10 @@ int dispc_ovl_setup(enum omap_plane plane, struct omap_overlay_info *oi, * so the integer part must be added to the base address of the * bottom field. */ - if (!oi->height || oi->height == oi->out_height) + if (!oi->height || oi->height == outh) field_offset = 0; else - field_offset = oi->height / oi->out_height / 2; + field_offset = oi->height / outh / 2; } /* Fields are independent but interleaved in memory. */ @@ -1869,7 +1861,7 @@ int dispc_ovl_setup(enum omap_plane plane, struct omap_overlay_info *oi, dispc_ovl_set_pix_inc(plane, pix_inc); DSSDBG("%d,%d %dx%d -> %dx%d\n", oi->pos_x, oi->pos_y, oi->width, - oi->height, oi->out_width, oi->out_height); + oi->height, outw, outh); dispc_ovl_set_pos(plane, oi->pos_x, oi->pos_y); @@ -1877,10 +1869,10 @@ int dispc_ovl_setup(enum omap_plane plane, struct omap_overlay_info *oi, if (ovl->caps & OMAP_DSS_OVL_CAP_SCALE) { dispc_ovl_set_scaling(plane, oi->width, oi->height, - oi->out_width, oi->out_height, + outw, outh, ilace, five_taps, fieldmode, oi->color_mode, oi->rotation); - dispc_ovl_set_vid_size(plane, oi->out_width, oi->out_height); + dispc_ovl_set_vid_size(plane, outw, outh); dispc_ovl_set_vid_color_conv(plane, cconv); } @@ -1891,10 +1883,7 @@ int dispc_ovl_setup(enum omap_plane plane, struct omap_overlay_info *oi, dispc_ovl_set_pre_mult_alpha(plane, oi->pre_mult_alpha); dispc_ovl_setup_global_alpha(plane, oi->global_alpha); - dispc_ovl_set_channel_out(plane, channel); - dispc_ovl_enable_replication(plane, replication); - dispc_ovl_set_fifo_threshold(plane, fifo_low, fifo_high); return 0; } @@ -1916,10 +1905,14 @@ static void dispc_disable_isr(void *data, u32 mask) static void _enable_lcd_out(enum omap_channel channel, bool enable) { - if (channel == OMAP_DSS_CHANNEL_LCD2) + if (channel == OMAP_DSS_CHANNEL_LCD2) { REG_FLD_MOD(DISPC_CONTROL2, enable ? 1 : 0, 0, 0); - else + /* flush posted write */ + dispc_read_reg(DISPC_CONTROL2); + } else { REG_FLD_MOD(DISPC_CONTROL, enable ? 1 : 0, 0, 0); + dispc_read_reg(DISPC_CONTROL); + } } static void dispc_mgr_enable_lcd_out(enum omap_channel channel, bool enable) @@ -1967,6 +1960,8 @@ static void dispc_mgr_enable_lcd_out(enum omap_channel channel, bool enable) static void _enable_digit_out(bool enable) { REG_FLD_MOD(DISPC_CONTROL, enable ? 1 : 0, 1, 1); + /* flush posted write */ + dispc_read_reg(DISPC_CONTROL); } static void dispc_mgr_enable_digit_out(bool enable) @@ -2124,25 +2119,12 @@ void dispc_set_loadmode(enum omap_dss_load_mode mode) } -void dispc_mgr_set_default_color(enum omap_channel channel, u32 color) +static void dispc_mgr_set_default_color(enum omap_channel channel, u32 color) { dispc_write_reg(DISPC_DEFAULT_COLOR(channel), color); } -u32 dispc_mgr_get_default_color(enum omap_channel channel) -{ - u32 l; - - BUG_ON(channel != OMAP_DSS_CHANNEL_DIGIT && - channel != OMAP_DSS_CHANNEL_LCD && - channel != OMAP_DSS_CHANNEL_LCD2); - - l = dispc_read_reg(DISPC_DEFAULT_COLOR(channel)); - - return l; -} - -void dispc_mgr_set_trans_key(enum omap_channel ch, +static void dispc_mgr_set_trans_key(enum omap_channel ch, enum omap_dss_trans_key_type type, u32 trans_key) { @@ -2156,26 +2138,7 @@ void dispc_mgr_set_trans_key(enum omap_channel ch, dispc_write_reg(DISPC_TRANS_COLOR(ch), trans_key); } -void dispc_mgr_get_trans_key(enum omap_channel ch, - enum omap_dss_trans_key_type *type, - u32 *trans_key) -{ - if (type) { - if (ch == OMAP_DSS_CHANNEL_LCD) - *type = REG_GET(DISPC_CONFIG, 11, 11); - else if (ch == OMAP_DSS_CHANNEL_DIGIT) - *type = REG_GET(DISPC_CONFIG, 13, 13); - else if (ch == OMAP_DSS_CHANNEL_LCD2) - *type = REG_GET(DISPC_CONFIG2, 11, 11); - else - BUG(); - } - - if (trans_key) - *trans_key = dispc_read_reg(DISPC_TRANS_COLOR(ch)); -} - -void dispc_mgr_enable_trans_key(enum omap_channel ch, bool enable) +static void dispc_mgr_enable_trans_key(enum omap_channel ch, bool enable) { if (ch == OMAP_DSS_CHANNEL_LCD) REG_FLD_MOD(DISPC_CONFIG, enable, 10, 10); @@ -2185,7 +2148,8 @@ void dispc_mgr_enable_trans_key(enum omap_channel ch, bool enable) REG_FLD_MOD(DISPC_CONFIG2, enable, 10, 10); } -void dispc_mgr_enable_alpha_fixed_zorder(enum omap_channel ch, bool enable) +static void dispc_mgr_enable_alpha_fixed_zorder(enum omap_channel ch, + bool enable) { if (!dss_has_feature(FEAT_ALPHA_FIXED_ZORDER)) return; @@ -2196,40 +2160,20 @@ void dispc_mgr_enable_alpha_fixed_zorder(enum omap_channel ch, bool enable) REG_FLD_MOD(DISPC_CONFIG, enable, 19, 19); } -bool dispc_mgr_alpha_fixed_zorder_enabled(enum omap_channel ch) -{ - bool enabled; - - if (!dss_has_feature(FEAT_ALPHA_FIXED_ZORDER)) - return false; - - if (ch == OMAP_DSS_CHANNEL_LCD) - enabled = REG_GET(DISPC_CONFIG, 18, 18); - else if (ch == OMAP_DSS_CHANNEL_DIGIT) - enabled = REG_GET(DISPC_CONFIG, 19, 19); - else - BUG(); - - return enabled; -} - -bool dispc_mgr_trans_key_enabled(enum omap_channel ch) +void dispc_mgr_setup(enum omap_channel channel, + struct omap_overlay_manager_info *info) { - bool enabled; - - if (ch == OMAP_DSS_CHANNEL_LCD) - enabled = REG_GET(DISPC_CONFIG, 10, 10); - else if (ch == OMAP_DSS_CHANNEL_DIGIT) - enabled = REG_GET(DISPC_CONFIG, 12, 12); - else if (ch == OMAP_DSS_CHANNEL_LCD2) - enabled = REG_GET(DISPC_CONFIG2, 10, 10); - else - BUG(); - - return enabled; + dispc_mgr_set_default_color(channel, info->default_color); + dispc_mgr_set_trans_key(channel, info->trans_key_type, info->trans_key); + dispc_mgr_enable_trans_key(channel, info->trans_enabled); + dispc_mgr_enable_alpha_fixed_zorder(channel, + info->partial_alpha_enabled); + if (dss_has_feature(FEAT_CPR)) { + dispc_mgr_enable_cpr(channel, info->cpr_enable); + dispc_mgr_set_cpr_coef(channel, &info->cpr_coefs); + } } - void dispc_mgr_set_tft_data_lines(enum omap_channel channel, u8 data_lines) { int code; @@ -3184,7 +3128,8 @@ static void dispc_error_worker(struct work_struct *work) for (i = 0; i < omap_dss_get_num_overlay_managers(); ++i) { struct omap_overlay_manager *mgr; mgr = omap_dss_get_overlay_manager(i); - mgr->device->driver->disable(mgr->device); + if (mgr->device && mgr->device->driver) + mgr->device->driver->disable(mgr->device); } } diff --git a/drivers/video/omap2/dss/dispc.h b/drivers/video/omap2/dss/dispc.h index c06efc38983..5836bd1650f 100644 --- a/drivers/video/omap2/dss/dispc.h +++ b/drivers/video/omap2/dss/dispc.h @@ -97,6 +97,17 @@ #define DISPC_OVL_PRELOAD(n) (DISPC_OVL_BASE(n) + \ DISPC_PRELOAD_OFFSET(n)) +/* DISPC up/downsampling FIR filter coefficient structure */ +struct dispc_coef { + s8 hc4_vc22; + s8 hc3_vc2; + u8 hc2_vc1; + s8 hc1_vc0; + s8 hc0_vc00; +}; + +const struct dispc_coef *dispc_ovl_get_scale_coef(int inc, int five_taps); + /* DISPC manager/channel specific registers */ static inline u16 DISPC_DEFAULT_COLOR(enum omap_channel channel) { diff --git a/drivers/video/omap2/dss/dispc_coefs.c b/drivers/video/omap2/dss/dispc_coefs.c new file mode 100644 index 00000000000..069bccbb3f1 --- /dev/null +++ b/drivers/video/omap2/dss/dispc_coefs.c @@ -0,0 +1,326 @@ +/* + * linux/drivers/video/omap2/dss/dispc_coefs.c + * + * Copyright (C) 2011 Texas Instruments + * Author: Chandrabhanu Mahapatra <cmahapatra@ti.com> + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License version 2 as published by + * the Free Software Foundation. + * + * This program is distributed in the hope that it will be useful, but WITHOUT + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for + * more details. + * + * You should have received a copy of the GNU General Public License along with + * this program. If not, see <http://www.gnu.org/licenses/>. + */ + +#include <linux/kernel.h> +#include <video/omapdss.h> +#include "dispc.h" + +#define ARRAY_LEN(array) (sizeof(array) / sizeof(array[0])) + +static const struct dispc_coef coef3_M8[8] = { + { 0, 0, 128, 0, 0 }, + { 0, -4, 123, 9, 0 }, + { 0, -4, 108, 87, 0 }, + { 0, -2, 87, 43, 0 }, + { 0, 64, 64, 0, 0 }, + { 0, 43, 87, -2, 0 }, + { 0, 24, 108, -4, 0 }, + { 0, 9, 123, -4, 0 }, +}; + +static const struct dispc_coef coef3_M9[8] = { + { 0, 6, 116, 6, 0 }, + { 0, 0, 112, 16, 0 }, + { 0, -2, 100, 30, 0 }, + { 0, -2, 83, 47, 0 }, + { 0, 64, 64, 0, 0 }, + { 0, 47, 83, -2, 0 }, + { 0, 30, 100, -2, 0 }, + { 0, 16, 112, 0, 0 }, +}; + +static const struct dispc_coef coef3_M10[8] = { + { 0, 10, 108, 10, 0 }, + { 0, 3, 104, 21, 0 }, + { 0, 0, 94, 34, 0 }, + { 0, -1, 80, 49, 0 }, + { 0, 64, 64, 0, 0 }, + { 0, 49, 80, -1, 0 }, + { 0, 34, 94, 0, 0 }, + { 0, 21, 104, 3, 0 }, +}; + +static const struct dispc_coef coef3_M11[8] = { + { 0, 14, 100, 14, 0 }, + { 0, 6, 98, 24, 0 }, + { 0, 2, 90, 36, 0 }, + { 0, 0, 78, 50, 0 }, + { 0, 64, 64, 0, 0 }, + { 0, 50, 78, 0, 0 }, + { 0, 36, 90, 2, 0 }, + { 0, 24, 98, 6, 0 }, +}; + +static const struct dispc_coef coef3_M12[8] = { + { 0, 16, 96, 16, 0 }, + { 0, 9, 93, 26, 0 }, + { 0, 4, 86, 38, 0 }, + { 0, 1, 76, 51, 0 }, + { 0, 64, 64, 0, 0 }, + { 0, 51, 76, 1, 0 }, + { 0, 38, 86, 4, 0 }, + { 0, 26, 93, 9, 0 }, +}; + +static const struct dispc_coef coef3_M13[8] = { + { 0, 18, 92, 18, 0 }, + { 0, 10, 90, 28, 0 }, + { 0, 5, 83, 40, 0 }, + { 0, 1, 75, 52, 0 }, + { 0, 64, 64, 0, 0 }, + { 0, 52, 75, 1, 0 }, + { 0, 40, 83, 5, 0 }, + { 0, 28, 90, 10, 0 }, +}; + +static const struct dispc_coef coef3_M14[8] = { + { 0, 20, 88, 20, 0 }, + { 0, 12, 86, 30, 0 }, + { 0, 6, 81, 41, 0 }, + { 0, 2, 74, 52, 0 }, + { 0, 64, 64, 0, 0 }, + { 0, 52, 74, 2, 0 }, + { 0, 41, 81, 6, 0 }, + { 0, 30, 86, 12, 0 }, +}; + +static const struct dispc_coef coef3_M16[8] = { + { 0, 22, 84, 22, 0 }, + { 0, 14, 82, 32, 0 }, + { 0, 8, 78, 42, 0 }, + { 0, 3, 72, 53, 0 }, + { 0, 64, 64, 0, 0 }, + { 0, 53, 72, 3, 0 }, + { 0, 42, 78, 8, 0 }, + { 0, 32, 82, 14, 0 }, +}; + +static const struct dispc_coef coef3_M19[8] = { + { 0, 24, 80, 24, 0 }, + { 0, 16, 79, 33, 0 }, + { 0, 9, 76, 43, 0 }, + { 0, 4, 70, 54, 0 }, + { 0, 64, 64, 0, 0 }, + { 0, 54, 70, 4, 0 }, + { 0, 43, 76, 9, 0 }, + { 0, 33, 79, 16, 0 }, +}; + +static const struct dispc_coef coef3_M22[8] = { + { 0, 25, 78, 25, 0 }, + { 0, 17, 77, 34, 0 }, + { 0, 10, 74, 44, 0 }, + { 0, 5, 69, 54, 0 }, + { 0, 64, 64, 0, 0 }, + { 0, 54, 69, 5, 0 }, + { 0, 44, 74, 10, 0 }, + { 0, 34, 77, 17, 0 }, +}; + +static const struct dispc_coef coef3_M26[8] = { + { 0, 26, 76, 26, 0 }, + { 0, 19, 74, 35, 0 }, + { 0, 11, 72, 45, 0 }, + { 0, 5, 69, 54, 0 }, + { 0, 64, 64, 0, 0 }, + { 0, 54, 69, 5, 0 }, + { 0, 45, 72, 11, 0 }, + { 0, 35, 74, 19, 0 }, +}; + +static const struct dispc_coef coef3_M32[8] = { + { 0, 27, 74, 27, 0 }, + { 0, 19, 73, 36, 0 }, + { 0, 12, 71, 45, 0 }, + { 0, 6, 68, 54, 0 }, + { 0, 64, 64, 0, 0 }, + { 0, 54, 68, 6, 0 }, + { 0, 45, 71, 12, 0 }, + { 0, 36, 73, 19, 0 }, +}; + +static const struct dispc_coef coef5_M8[8] = { + { 0, 0, 128, 0, 0 }, + { -2, 14, 125, -10, 1 }, + { -6, 33, 114, -15, 2 }, + { -10, 55, 98, -16, 1 }, + { 0, -14, 78, 78, -14 }, + { 1, -16, 98, 55, -10 }, + { 2, -15, 114, 33, -6 }, + { 1, -10, 125, 14, -2 }, +}; + +static const struct dispc_coef coef5_M9[8] = { + { -3, 10, 114, 10, -3 }, + { -6, 24, 110, 0, -1 }, + { -8, 40, 103, -7, 0 }, + { -11, 58, 91, -11, 1 }, + { 0, -12, 76, 76, -12 }, + { 1, -11, 91, 58, -11 }, + { 0, -7, 103, 40, -8 }, + { -1, 0, 111, 24, -6 }, +}; + +static const struct dispc_coef coef5_M10[8] = { + { -4, 18, 100, 18, -4 }, + { -6, 30, 99, 8, -3 }, + { -8, 44, 93, 0, -1 }, + { -9, 58, 84, -5, 0 }, + { 0, -8, 72, 72, -8 }, + { 0, -5, 84, 58, -9 }, + { -1, 0, 93, 44, -8 }, + { -3, 8, 99, 30, -6 }, +}; + +static const struct dispc_coef coef5_M11[8] = { + { -5, 23, 92, 23, -5 }, + { -6, 34, 90, 13, -3 }, + { -6, 45, 85, 6, -2 }, + { -6, 57, 78, 0, -1 }, + { 0, -4, 68, 68, -4 }, + { -1, 0, 78, 57, -6 }, + { -2, 6, 85, 45, -6 }, + { -3, 13, 90, 34, -6 }, +}; + +static const struct dispc_coef coef5_M12[8] = { + { -4, 26, 84, 26, -4 }, + { -5, 36, 82, 18, -3 }, + { -4, 46, 78, 10, -2 }, + { -3, 55, 72, 5, -1 }, + { 0, 0, 64, 64, 0 }, + { -1, 5, 72, 55, -3 }, + { -2, 10, 78, 46, -4 }, + { -3, 18, 82, 36, -5 }, +}; + +static const struct dispc_coef coef5_M13[8] = { + { -3, 28, 78, 28, -3 }, + { -3, 37, 76, 21, -3 }, + { -2, 45, 73, 14, -2 }, + { 0, 53, 68, 8, -1 }, + { 0, 3, 61, 61, 3 }, + { -1, 8, 68, 53, 0 }, + { -2, 14, 73, 45, -2 }, + { -3, 21, 76, 37, -3 }, +}; + +static const struct dispc_coef coef5_M14[8] = { + { -2, 30, 72, 30, -2 }, + { -1, 37, 71, 23, -2 }, + { 0, 45, 69, 16, -2 }, + { 3, 52, 64, 10, -1 }, + { 0, 6, 58, 58, 6 }, + { -1, 10, 64, 52, 3 }, + { -2, 16, 69, 45, 0 }, + { -2, 23, 71, 37, -1 }, +}; + +static const struct dispc_coef coef5_M16[8] = { + { 0, 31, 66, 31, 0 }, + { 1, 38, 65, 25, -1 }, + { 3, 44, 62, 20, -1 }, + { 6, 49, 59, 14, 0 }, + { 0, 10, 54, 54, 10 }, + { 0, 14, 59, 49, 6 }, + { -1, 20, 62, 44, 3 }, + { -1, 25, 65, 38, 1 }, +}; + +static const struct dispc_coef coef5_M19[8] = { + { 3, 32, 58, 32, 3 }, + { 4, 38, 58, 27, 1 }, + { 7, 42, 55, 23, 1 }, + { 10, 46, 54, 18, 0 }, + { 0, 14, 50, 50, 14 }, + { 0, 18, 54, 46, 10 }, + { 1, 23, 55, 42, 7 }, + { 1, 27, 58, 38, 4 }, +}; + +static const struct dispc_coef coef5_M22[8] = { + { 4, 33, 54, 33, 4 }, + { 6, 37, 54, 28, 3 }, + { 9, 41, 53, 24, 1 }, + { 12, 45, 51, 20, 0 }, + { 0, 16, 48, 48, 16 }, + { 0, 20, 51, 45, 12 }, + { 1, 24, 53, 41, 9 }, + { 3, 28, 54, 37, 6 }, +}; + +static const struct dispc_coef coef5_M26[8] = { + { 6, 33, 50, 33, 6 }, + { 8, 36, 51, 29, 4 }, + { 11, 40, 50, 25, 2 }, + { 14, 43, 48, 22, 1 }, + { 0, 18, 46, 46, 18 }, + { 1, 22, 48, 43, 14 }, + { 2, 25, 50, 40, 11 }, + { 4, 29, 51, 36, 8 }, +}; + +static const struct dispc_coef coef5_M32[8] = { + { 7, 33, 48, 33, 7 }, + { 10, 36, 48, 29, 5 }, + { 13, 39, 47, 26, 3 }, + { 16, 42, 46, 23, 1 }, + { 0, 19, 45, 45, 19 }, + { 1, 23, 46, 42, 16 }, + { 3, 26, 47, 39, 13 }, + { 5, 29, 48, 36, 10 }, +}; + +const struct dispc_coef *dispc_ovl_get_scale_coef(int inc, int five_taps) +{ + int i; + static const struct { + int Mmin; + int Mmax; + const struct dispc_coef *coef_3; + const struct dispc_coef *coef_5; + } coefs[] = { + { 27, 32, coef3_M32, coef5_M32 }, + { 23, 26, coef3_M26, coef5_M26 }, + { 20, 22, coef3_M22, coef5_M22 }, + { 17, 19, coef3_M19, coef5_M19 }, + { 15, 16, coef3_M16, coef5_M16 }, + { 14, 14, coef3_M14, coef5_M14 }, + { 13, 13, coef3_M13, coef5_M13 }, + { 12, 12, coef3_M12, coef5_M12 }, + { 11, 11, coef3_M11, coef5_M11 }, + { 10, 10, coef3_M10, coef5_M10 }, + { 9, 9, coef3_M9, coef5_M9 }, + { 4, 8, coef3_M8, coef5_M8 }, + /* + * When upscaling more than two times, blockiness and outlines + * around the image are observed when M8 tables are used. M11, + * M16 and M19 tables are used to prevent this. + */ + { 3, 3, coef3_M11, coef5_M11 }, + { 2, 2, coef3_M16, coef5_M16 }, + { 0, 1, coef3_M19, coef5_M19 }, + }; + + inc /= 128; + for (i = 0; i < ARRAY_LEN(coefs); ++i) + if (inc >= coefs[i].Mmin && inc <= coefs[i].Mmax) + return five_taps ? coefs[i].coef_5 : coefs[i].coef_3; + return NULL; +} diff --git a/drivers/video/omap2/dss/dpi.c b/drivers/video/omap2/dss/dpi.c index 976ac23dcd0..395d658a94f 100644 --- a/drivers/video/omap2/dss/dpi.c +++ b/drivers/video/omap2/dss/dpi.c @@ -223,10 +223,13 @@ int omapdss_dpi_display_enable(struct omap_dss_device *dssdev) mdelay(2); - dssdev->manager->enable(dssdev->manager); + r = dss_mgr_enable(dssdev->manager); + if (r) + goto err_mgr_enable; return 0; +err_mgr_enable: err_set_mode: if (dpi_use_dsi_pll(dssdev)) dsi_pll_uninit(dpi.dsidev, true); @@ -249,7 +252,7 @@ EXPORT_SYMBOL(omapdss_dpi_display_enable); void omapdss_dpi_display_disable(struct omap_dss_device *dssdev) { - dssdev->manager->disable(dssdev->manager); + dss_mgr_disable(dssdev->manager); if (dpi_use_dsi_pll(dssdev)) { dss_select_dispc_clk_source(OMAP_DSS_CLK_SRC_FCK); diff --git a/drivers/video/omap2/dss/dsi.c b/drivers/video/omap2/dss/dsi.c index 46f37883e49..d4d676c82c1 100644 --- a/drivers/video/omap2/dss/dsi.c +++ b/drivers/video/omap2/dss/dsi.c @@ -203,6 +203,21 @@ struct dsi_reg { u16 idx; }; typedef void (*omap_dsi_isr_t) (void *arg, u32 mask); #define DSI_MAX_NR_ISRS 2 +#define DSI_MAX_NR_LANES 5 + +enum dsi_lane_function { + DSI_LANE_UNUSED = 0, + DSI_LANE_CLK, + DSI_LANE_DATA1, + DSI_LANE_DATA2, + DSI_LANE_DATA3, + DSI_LANE_DATA4, +}; + +struct dsi_lane_config { + enum dsi_lane_function function; + u8 polarity; +}; struct dsi_isr_data { omap_dsi_isr_t isr; @@ -223,24 +238,6 @@ enum dsi_vc_source { DSI_VC_SOURCE_VP, }; -enum dsi_lane { - DSI_CLK_P = 1 << 0, - DSI_CLK_N = 1 << 1, - DSI_DATA1_P = 1 << 2, - DSI_DATA1_N = 1 << 3, - DSI_DATA2_P = 1 << 4, - DSI_DATA2_N = 1 << 5, - DSI_DATA3_P = 1 << 6, - DSI_DATA3_N = 1 << 7, - DSI_DATA4_P = 1 << 8, - DSI_DATA4_N = 1 << 9, -}; - -struct dsi_update_region { - u16 x, y, w, h; - struct omap_dss_device *device; -}; - struct dsi_irq_stats { unsigned long last_reset; unsigned irq_count; @@ -290,7 +287,9 @@ struct dsi_data { struct dsi_isr_tables isr_tables_copy; int update_channel; - struct dsi_update_region update_region; +#ifdef DEBUG + unsigned update_bytes; +#endif bool te_enabled; bool ulps_enabled; @@ -327,7 +326,10 @@ struct dsi_data { unsigned long fint_min, fint_max; unsigned long lpdiv_max; - int num_data_lanes; + unsigned num_lanes_supported; + + struct dsi_lane_config lanes[DSI_MAX_NR_LANES]; + unsigned num_lanes_used; unsigned scp_clk_refcount; }; @@ -413,14 +415,29 @@ static void dsi_completion_handler(void *data, u32 mask) static inline int wait_for_bit_change(struct platform_device *dsidev, const struct dsi_reg idx, int bitnum, int value) { - int t = 100000; + unsigned long timeout; + ktime_t wait; + int t; - while (REG_GET(dsidev, idx, bitnum, bitnum) != value) { - if (--t == 0) - return !value; + /* first busyloop to see if the bit changes right away */ + t = 100; + while (t-- > 0) { + if (REG_GET(dsidev, idx, bitnum, bitnum) == value) + return value; } - return value; + /* then loop for 500ms, sleeping for 1ms in between */ + timeout = jiffies + msecs_to_jiffies(500); + while (time_before(jiffies, timeout)) { + if (REG_GET(dsidev, idx, bitnum, bitnum) == value) + return value; + + wait = ns_to_ktime(1000 * 1000); + set_current_state(TASK_UNINTERRUPTIBLE); + schedule_hrtimeout(&wait, HRTIMER_MODE_REL); + } + + return !value; } u8 dsi_get_pixel_size(enum omap_dss_dsi_pixel_format fmt) @@ -454,7 +471,6 @@ static void dsi_perf_mark_start(struct platform_device *dsidev) static void dsi_perf_show(struct platform_device *dsidev, const char *name) { struct dsi_data *dsi = dsi_get_dsidrv_data(dsidev); - struct omap_dss_device *dssdev = dsi->update_region.device; ktime_t t, setup_time, trans_time; u32 total_bytes; u32 setup_us, trans_us, total_us; @@ -476,9 +492,7 @@ static void dsi_perf_show(struct platform_device *dsidev, const char *name) total_us = setup_us + trans_us; - total_bytes = dsi->update_region.w * - dsi->update_region.h * - dsi_get_pixel_size(dssdev->panel.dsi_pix_fmt) / 8; + total_bytes = dsi->update_bytes; printk(KERN_INFO "DSI(%s): %u us + %u us = %u us (%uHz), " "%u bytes, %u kbytes/sec\n", @@ -1720,17 +1734,19 @@ static void dsi_dump_dsidev_clocks(struct platform_device *dsidev, seq_printf(s, "CLKIN4DDR\t%-16luregm %u\n", cinfo->clkin4ddr, cinfo->regm); - seq_printf(s, "%s (%s)\t%-16luregm_dispc %u\t(%s)\n", - dss_get_generic_clk_source_name(dispc_clk_src), - dss_feat_get_clk_source_name(dispc_clk_src), + seq_printf(s, "DSI_PLL_HSDIV_DISPC (%s)\t%-16luregm_dispc %u\t(%s)\n", + dss_feat_get_clk_source_name(dsi_module == 0 ? + OMAP_DSS_CLK_SRC_DSI_PLL_HSDIV_DISPC : + OMAP_DSS_CLK_SRC_DSI2_PLL_HSDIV_DISPC), cinfo->dsi_pll_hsdiv_dispc_clk, cinfo->regm_dispc, dispc_clk_src == OMAP_DSS_CLK_SRC_FCK ? "off" : "on"); - seq_printf(s, "%s (%s)\t%-16luregm_dsi %u\t(%s)\n", - dss_get_generic_clk_source_name(dsi_clk_src), - dss_feat_get_clk_source_name(dsi_clk_src), + seq_printf(s, "DSI_PLL_HSDIV_DSI (%s)\t%-16luregm_dsi %u\t(%s)\n", + dss_feat_get_clk_source_name(dsi_module == 0 ? + OMAP_DSS_CLK_SRC_DSI_PLL_HSDIV_DSI : + OMAP_DSS_CLK_SRC_DSI2_PLL_HSDIV_DSI), cinfo->dsi_pll_hsdiv_dsi_clk, cinfo->regm_dsi, dsi_clk_src == OMAP_DSS_CLK_SRC_FCK ? @@ -2029,34 +2045,6 @@ static int dsi_cio_power(struct platform_device *dsidev, return 0; } -/* Number of data lanes present on DSI interface */ -static inline int dsi_get_num_data_lanes(struct platform_device *dsidev) -{ - /* DSI on OMAP3 doesn't have register DSI_GNQ, set number - * of data lanes as 2 by default */ - if (dss_has_feature(FEAT_DSI_GNQ)) - return REG_GET(dsidev, DSI_GNQ, 11, 9); /* NB_DATA_LANES */ - else - return 2; -} - -/* Number of data lanes used by the dss device */ -static inline int dsi_get_num_data_lanes_dssdev(struct omap_dss_device *dssdev) -{ - int num_data_lanes = 0; - - if (dssdev->phy.dsi.data1_lane != 0) - num_data_lanes++; - if (dssdev->phy.dsi.data2_lane != 0) - num_data_lanes++; - if (dssdev->phy.dsi.data3_lane != 0) - num_data_lanes++; - if (dssdev->phy.dsi.data4_lane != 0) - num_data_lanes++; - - return num_data_lanes; -} - static unsigned dsi_get_line_buf_size(struct platform_device *dsidev) { int val; @@ -2088,59 +2076,112 @@ static unsigned dsi_get_line_buf_size(struct platform_device *dsidev) } } -static void dsi_set_lane_config(struct omap_dss_device *dssdev) +static int dsi_parse_lane_config(struct omap_dss_device *dssdev) { struct platform_device *dsidev = dsi_get_dsidev_from_dssdev(dssdev); - u32 r; - int num_data_lanes_dssdev = dsi_get_num_data_lanes_dssdev(dssdev); + struct dsi_data *dsi = dsi_get_dsidrv_data(dsidev); + u8 lanes[DSI_MAX_NR_LANES]; + u8 polarities[DSI_MAX_NR_LANES]; + int num_lanes, i; + + static const enum dsi_lane_function functions[] = { + DSI_LANE_CLK, + DSI_LANE_DATA1, + DSI_LANE_DATA2, + DSI_LANE_DATA3, + DSI_LANE_DATA4, + }; + + lanes[0] = dssdev->phy.dsi.clk_lane; + lanes[1] = dssdev->phy.dsi.data1_lane; + lanes[2] = dssdev->phy.dsi.data2_lane; + lanes[3] = dssdev->phy.dsi.data3_lane; + lanes[4] = dssdev->phy.dsi.data4_lane; + polarities[0] = dssdev->phy.dsi.clk_pol; + polarities[1] = dssdev->phy.dsi.data1_pol; + polarities[2] = dssdev->phy.dsi.data2_pol; + polarities[3] = dssdev->phy.dsi.data3_pol; + polarities[4] = dssdev->phy.dsi.data4_pol; - int clk_lane = dssdev->phy.dsi.clk_lane; - int data1_lane = dssdev->phy.dsi.data1_lane; - int data2_lane = dssdev->phy.dsi.data2_lane; - int clk_pol = dssdev->phy.dsi.clk_pol; - int data1_pol = dssdev->phy.dsi.data1_pol; - int data2_pol = dssdev->phy.dsi.data2_pol; + num_lanes = 0; + + for (i = 0; i < dsi->num_lanes_supported; ++i) + dsi->lanes[i].function = DSI_LANE_UNUSED; + + for (i = 0; i < dsi->num_lanes_supported; ++i) { + int num; + + if (lanes[i] == DSI_LANE_UNUSED) + break; + + num = lanes[i] - 1; + + if (num >= dsi->num_lanes_supported) + return -EINVAL; + + if (dsi->lanes[num].function != DSI_LANE_UNUSED) + return -EINVAL; + + dsi->lanes[num].function = functions[i]; + dsi->lanes[num].polarity = polarities[i]; + num_lanes++; + } + + if (num_lanes < 2 || num_lanes > dsi->num_lanes_supported) + return -EINVAL; + + dsi->num_lanes_used = num_lanes; + + return 0; +} + +static int dsi_set_lane_config(struct omap_dss_device *dssdev) +{ + struct platform_device *dsidev = dsi_get_dsidev_from_dssdev(dssdev); + struct dsi_data *dsi = dsi_get_dsidrv_data(dsidev); + static const u8 offsets[] = { 0, 4, 8, 12, 16 }; + static const enum dsi_lane_function functions[] = { + DSI_LANE_CLK, + DSI_LANE_DATA1, + DSI_LANE_DATA2, + DSI_LANE_DATA3, + DSI_LANE_DATA4, + }; + u32 r; + int i; r = dsi_read_reg(dsidev, DSI_COMPLEXIO_CFG1); - r = FLD_MOD(r, clk_lane, 2, 0); - r = FLD_MOD(r, clk_pol, 3, 3); - r = FLD_MOD(r, data1_lane, 6, 4); - r = FLD_MOD(r, data1_pol, 7, 7); - r = FLD_MOD(r, data2_lane, 10, 8); - r = FLD_MOD(r, data2_pol, 11, 11); - if (num_data_lanes_dssdev > 2) { - int data3_lane = dssdev->phy.dsi.data3_lane; - int data3_pol = dssdev->phy.dsi.data3_pol; - - r = FLD_MOD(r, data3_lane, 14, 12); - r = FLD_MOD(r, data3_pol, 15, 15); + + for (i = 0; i < dsi->num_lanes_used; ++i) { + unsigned offset = offsets[i]; + unsigned polarity, lane_number; + unsigned t; + + for (t = 0; t < dsi->num_lanes_supported; ++t) + if (dsi->lanes[t].function == functions[i]) + break; + + if (t == dsi->num_lanes_supported) + return -EINVAL; + + lane_number = t; + polarity = dsi->lanes[t].polarity; + + r = FLD_MOD(r, lane_number + 1, offset + 2, offset); + r = FLD_MOD(r, polarity, offset + 3, offset + 3); } - if (num_data_lanes_dssdev > 3) { - int data4_lane = dssdev->phy.dsi.data4_lane; - int data4_pol = dssdev->phy.dsi.data4_pol; - r = FLD_MOD(r, data4_lane, 18, 16); - r = FLD_MOD(r, data4_pol, 19, 19); + /* clear the unused lanes */ + for (; i < dsi->num_lanes_supported; ++i) { + unsigned offset = offsets[i]; + + r = FLD_MOD(r, 0, offset + 2, offset); + r = FLD_MOD(r, 0, offset + 3, offset + 3); } - dsi_write_reg(dsidev, DSI_COMPLEXIO_CFG1, r); - /* The configuration of the DSI complex I/O (number of data lanes, - position, differential order) should not be changed while - DSS.DSI_CLK_CRTRL[20] LP_CLK_ENABLE bit is set to 1. In order for - the hardware to take into account a new configuration of the complex - I/O (done in DSS.DSI_COMPLEXIO_CFG1 register), it is recommended to - follow this sequence: First set the DSS.DSI_CTRL[0] IF_EN bit to 1, - then reset the DSS.DSI_CTRL[0] IF_EN to 0, then set - DSS.DSI_CLK_CTRL[20] LP_CLK_ENABLE to 1 and finally set again the - DSS.DSI_CTRL[0] IF_EN bit to 1. If the sequence is not followed, the - DSI complex I/O configuration is unknown. */ + dsi_write_reg(dsidev, DSI_COMPLEXIO_CFG1, r); - /* - REG_FLD_MOD(dsidev, DSI_CTRL, 1, 0, 0); - REG_FLD_MOD(dsidev, DSI_CTRL, 0, 0, 0); - REG_FLD_MOD(dsidev, DSI_CLK_CTRL, 1, 20, 20); - REG_FLD_MOD(dsidev, DSI_CTRL, 1, 0, 0); - */ + return 0; } static inline unsigned ns2ddr(struct platform_device *dsidev, unsigned ns) @@ -2230,49 +2271,28 @@ static void dsi_cio_timings(struct platform_device *dsidev) dsi_write_reg(dsidev, DSI_DSIPHY_CFG2, r); } +/* lane masks have lane 0 at lsb. mask_p for positive lines, n for negative */ static void dsi_cio_enable_lane_override(struct omap_dss_device *dssdev, - enum dsi_lane lanes) + unsigned mask_p, unsigned mask_n) { struct platform_device *dsidev = dsi_get_dsidev_from_dssdev(dssdev); struct dsi_data *dsi = dsi_get_dsidrv_data(dsidev); - int clk_lane = dssdev->phy.dsi.clk_lane; - int data1_lane = dssdev->phy.dsi.data1_lane; - int data2_lane = dssdev->phy.dsi.data2_lane; - int data3_lane = dssdev->phy.dsi.data3_lane; - int data4_lane = dssdev->phy.dsi.data4_lane; - int clk_pol = dssdev->phy.dsi.clk_pol; - int data1_pol = dssdev->phy.dsi.data1_pol; - int data2_pol = dssdev->phy.dsi.data2_pol; - int data3_pol = dssdev->phy.dsi.data3_pol; - int data4_pol = dssdev->phy.dsi.data4_pol; - - u32 l = 0; - u8 lptxscp_start = dsi->num_data_lanes == 2 ? 22 : 26; - - if (lanes & DSI_CLK_P) - l |= 1 << ((clk_lane - 1) * 2 + (clk_pol ? 0 : 1)); - if (lanes & DSI_CLK_N) - l |= 1 << ((clk_lane - 1) * 2 + (clk_pol ? 1 : 0)); - - if (lanes & DSI_DATA1_P) - l |= 1 << ((data1_lane - 1) * 2 + (data1_pol ? 0 : 1)); - if (lanes & DSI_DATA1_N) - l |= 1 << ((data1_lane - 1) * 2 + (data1_pol ? 1 : 0)); - - if (lanes & DSI_DATA2_P) - l |= 1 << ((data2_lane - 1) * 2 + (data2_pol ? 0 : 1)); - if (lanes & DSI_DATA2_N) - l |= 1 << ((data2_lane - 1) * 2 + (data2_pol ? 1 : 0)); - - if (lanes & DSI_DATA3_P) - l |= 1 << ((data3_lane - 1) * 2 + (data3_pol ? 0 : 1)); - if (lanes & DSI_DATA3_N) - l |= 1 << ((data3_lane - 1) * 2 + (data3_pol ? 1 : 0)); - - if (lanes & DSI_DATA4_P) - l |= 1 << ((data4_lane - 1) * 2 + (data4_pol ? 0 : 1)); - if (lanes & DSI_DATA4_N) - l |= 1 << ((data4_lane - 1) * 2 + (data4_pol ? 1 : 0)); + int i; + u32 l; + u8 lptxscp_start = dsi->num_lanes_supported == 3 ? 22 : 26; + + l = 0; + + for (i = 0; i < dsi->num_lanes_supported; ++i) { + unsigned p = dsi->lanes[i].polarity; + + if (mask_p & (1 << i)) + l |= 1 << (i * 2 + (p ? 0 : 1)); + + if (mask_n & (1 << i)) + l |= 1 << (i * 2 + (p ? 1 : 0)); + } + /* * Bits in REGLPTXSCPDAT4TO0DXDY: * 17: DY0 18: DX0 @@ -2305,51 +2325,40 @@ static void dsi_cio_disable_lane_override(struct platform_device *dsidev) static int dsi_cio_wait_tx_clk_esc_reset(struct omap_dss_device *dssdev) { struct platform_device *dsidev = dsi_get_dsidev_from_dssdev(dssdev); - int t; - int bits[3]; - bool in_use[3]; - - if (dss_has_feature(FEAT_DSI_REVERSE_TXCLKESC)) { - bits[0] = 28; - bits[1] = 27; - bits[2] = 26; - } else { - bits[0] = 24; - bits[1] = 25; - bits[2] = 26; - } - - in_use[0] = false; - in_use[1] = false; - in_use[2] = false; + struct dsi_data *dsi = dsi_get_dsidrv_data(dsidev); + int t, i; + bool in_use[DSI_MAX_NR_LANES]; + static const u8 offsets_old[] = { 28, 27, 26 }; + static const u8 offsets_new[] = { 24, 25, 26, 27, 28 }; + const u8 *offsets; + + if (dss_has_feature(FEAT_DSI_REVERSE_TXCLKESC)) + offsets = offsets_old; + else + offsets = offsets_new; - if (dssdev->phy.dsi.clk_lane != 0) - in_use[dssdev->phy.dsi.clk_lane - 1] = true; - if (dssdev->phy.dsi.data1_lane != 0) - in_use[dssdev->phy.dsi.data1_lane - 1] = true; - if (dssdev->phy.dsi.data2_lane != 0) - in_use[dssdev->phy.dsi.data2_lane - 1] = true; + for (i = 0; i < dsi->num_lanes_supported; ++i) + in_use[i] = dsi->lanes[i].function != DSI_LANE_UNUSED; t = 100000; while (true) { u32 l; - int i; int ok; l = dsi_read_reg(dsidev, DSI_DSIPHY_CFG5); ok = 0; - for (i = 0; i < 3; ++i) { - if (!in_use[i] || (l & (1 << bits[i]))) + for (i = 0; i < dsi->num_lanes_supported; ++i) { + if (!in_use[i] || (l & (1 << offsets[i]))) ok++; } - if (ok == 3) + if (ok == dsi->num_lanes_supported) break; if (--t == 0) { - for (i = 0; i < 3; ++i) { - if (!in_use[i] || (l & (1 << bits[i]))) + for (i = 0; i < dsi->num_lanes_supported; ++i) { + if (!in_use[i] || (l & (1 << offsets[i]))) continue; DSSERR("CIO TXCLKESC%d domain not coming " \ @@ -2362,22 +2371,20 @@ static int dsi_cio_wait_tx_clk_esc_reset(struct omap_dss_device *dssdev) return 0; } +/* return bitmask of enabled lanes, lane0 being the lsb */ static unsigned dsi_get_lane_mask(struct omap_dss_device *dssdev) { - unsigned lanes = 0; + struct platform_device *dsidev = dsi_get_dsidev_from_dssdev(dssdev); + struct dsi_data *dsi = dsi_get_dsidrv_data(dsidev); + unsigned mask = 0; + int i; - if (dssdev->phy.dsi.clk_lane != 0) - lanes |= 1 << (dssdev->phy.dsi.clk_lane - 1); - if (dssdev->phy.dsi.data1_lane != 0) - lanes |= 1 << (dssdev->phy.dsi.data1_lane - 1); - if (dssdev->phy.dsi.data2_lane != 0) - lanes |= 1 << (dssdev->phy.dsi.data2_lane - 1); - if (dssdev->phy.dsi.data3_lane != 0) - lanes |= 1 << (dssdev->phy.dsi.data3_lane - 1); - if (dssdev->phy.dsi.data4_lane != 0) - lanes |= 1 << (dssdev->phy.dsi.data4_lane - 1); + for (i = 0; i < dsi->num_lanes_supported; ++i) { + if (dsi->lanes[i].function != DSI_LANE_UNUSED) + mask |= 1 << i; + } - return lanes; + return mask; } static int dsi_cio_init(struct omap_dss_device *dssdev) @@ -2385,7 +2392,6 @@ static int dsi_cio_init(struct omap_dss_device *dssdev) struct platform_device *dsidev = dsi_get_dsidev_from_dssdev(dssdev); struct dsi_data *dsi = dsi_get_dsidrv_data(dsidev); int r; - int num_data_lanes_dssdev = dsi_get_num_data_lanes_dssdev(dssdev); u32 l; DSSDBGF(); @@ -2407,7 +2413,9 @@ static int dsi_cio_init(struct omap_dss_device *dssdev) goto err_scp_clk_dom; } - dsi_set_lane_config(dssdev); + r = dsi_set_lane_config(dssdev); + if (r) + goto err_scp_clk_dom; /* set TX STOP MODE timer to maximum for this operation */ l = dsi_read_reg(dsidev, DSI_TIMING1); @@ -2418,7 +2426,8 @@ static int dsi_cio_init(struct omap_dss_device *dssdev) dsi_write_reg(dsidev, DSI_TIMING1, l); if (dsi->ulps_enabled) { - u32 lane_mask = DSI_CLK_P | DSI_DATA1_P | DSI_DATA2_P; + unsigned mask_p; + int i; DSSDBG("manual ulps exit\n"); @@ -2427,16 +2436,19 @@ static int dsi_cio_init(struct omap_dss_device *dssdev) * ULPS exit sequence, as after reset the DSS HW thinks * that we are not in ULPS mode, and refuses to send the * sequence. So we need to send the ULPS exit sequence - * manually. + * manually by setting positive lines high and negative lines + * low for 1ms. */ - if (num_data_lanes_dssdev > 2) - lane_mask |= DSI_DATA3_P; + mask_p = 0; - if (num_data_lanes_dssdev > 3) - lane_mask |= DSI_DATA4_P; + for (i = 0; i < dsi->num_lanes_supported; ++i) { + if (dsi->lanes[i].function == DSI_LANE_UNUSED) + continue; + mask_p |= 1 << i; + } - dsi_cio_enable_lane_override(dssdev, lane_mask); + dsi_cio_enable_lane_override(dssdev, mask_p, 0); } r = dsi_cio_power(dsidev, DSI_COMPLEXIO_POWER_ON); @@ -2913,6 +2925,9 @@ static int dsi_vc_send_bta(struct platform_device *dsidev, int channel) REG_FLD_MOD(dsidev, DSI_VC_CTRL(channel), 1, 6, 6); /* BTA_EN */ + /* flush posted write */ + dsi_read_reg(dsidev, DSI_VC_CTRL(channel)); + return 0; } @@ -3513,7 +3528,8 @@ static int dsi_enter_ulps(struct platform_device *dsidev) { struct dsi_data *dsi = dsi_get_dsidrv_data(dsidev); DECLARE_COMPLETION_ONSTACK(completion); - int r; + int r, i; + unsigned mask; DSSDBGF(); @@ -3524,9 +3540,11 @@ static int dsi_enter_ulps(struct platform_device *dsidev) if (dsi->ulps_enabled) return 0; + /* DDR_CLK_ALWAYS_ON */ if (REG_GET(dsidev, DSI_CLK_CTRL, 13, 13)) { - DSSERR("DDR_CLK_ALWAYS_ON enabled when entering ULPS\n"); - return -EIO; + dsi_if_enable(dsidev, 0); + REG_FLD_MOD(dsidev, DSI_CLK_CTRL, 0, 13, 13); + dsi_if_enable(dsidev, 1); } dsi_sync_vc(dsidev, 0); @@ -3556,10 +3574,19 @@ static int dsi_enter_ulps(struct platform_device *dsidev) if (r) return r; + mask = 0; + + for (i = 0; i < dsi->num_lanes_supported; ++i) { + if (dsi->lanes[i].function == DSI_LANE_UNUSED) + continue; + mask |= 1 << i; + } /* Assert TxRequestEsc for data lanes and TxUlpsClk for clk lane */ /* LANEx_ULPS_SIG2 */ - REG_FLD_MOD(dsidev, DSI_COMPLEXIO_CFG2, (1 << 0) | (1 << 1) | (1 << 2), - 7, 5); + REG_FLD_MOD(dsidev, DSI_COMPLEXIO_CFG2, mask, 9, 5); + + /* flush posted write and wait for SCP interface to finish the write */ + dsi_read_reg(dsidev, DSI_COMPLEXIO_CFG2); if (wait_for_completion_timeout(&completion, msecs_to_jiffies(1000)) == 0) { @@ -3572,8 +3599,10 @@ static int dsi_enter_ulps(struct platform_device *dsidev) DSI_CIO_IRQ_ULPSACTIVENOT_ALL0); /* Reset LANEx_ULPS_SIG2 */ - REG_FLD_MOD(dsidev, DSI_COMPLEXIO_CFG2, (0 << 0) | (0 << 1) | (0 << 2), - 7, 5); + REG_FLD_MOD(dsidev, DSI_COMPLEXIO_CFG2, 0, 9, 5); + + /* flush posted write and wait for SCP interface to finish the write */ + dsi_read_reg(dsidev, DSI_COMPLEXIO_CFG2); dsi_cio_power(dsidev, DSI_COMPLEXIO_POWER_ULPS); @@ -3836,6 +3865,7 @@ static int dsi_proto_config(struct omap_dss_device *dssdev) static void dsi_proto_timings(struct omap_dss_device *dssdev) { struct platform_device *dsidev = dsi_get_dsidev_from_dssdev(dssdev); + struct dsi_data *dsi = dsi_get_dsidrv_data(dsidev); unsigned tlpx, tclk_zero, tclk_prepare, tclk_trail; unsigned tclk_pre, tclk_post; unsigned ths_prepare, ths_prepare_ths_zero, ths_zero; @@ -3843,7 +3873,7 @@ static void dsi_proto_timings(struct omap_dss_device *dssdev) unsigned ddr_clk_pre, ddr_clk_post; unsigned enter_hs_mode_lat, exit_hs_mode_lat; unsigned ths_eot; - int ndl = dsi_get_num_data_lanes_dssdev(dssdev); + int ndl = dsi->num_lanes_used - 1; u32 r; r = dsi_read_reg(dsidev, DSI_DSIPHY_CFG0); @@ -3945,68 +3975,82 @@ static void dsi_proto_timings(struct omap_dss_device *dssdev) } } -int dsi_video_mode_enable(struct omap_dss_device *dssdev, int channel) +int dsi_enable_video_output(struct omap_dss_device *dssdev, int channel) { struct platform_device *dsidev = dsi_get_dsidev_from_dssdev(dssdev); int bpp = dsi_get_pixel_size(dssdev->panel.dsi_pix_fmt); u8 data_type; u16 word_count; + int r; - switch (dssdev->panel.dsi_pix_fmt) { - case OMAP_DSS_DSI_FMT_RGB888: - data_type = MIPI_DSI_PACKED_PIXEL_STREAM_24; - break; - case OMAP_DSS_DSI_FMT_RGB666: - data_type = MIPI_DSI_PIXEL_STREAM_3BYTE_18; - break; - case OMAP_DSS_DSI_FMT_RGB666_PACKED: - data_type = MIPI_DSI_PACKED_PIXEL_STREAM_18; - break; - case OMAP_DSS_DSI_FMT_RGB565: - data_type = MIPI_DSI_PACKED_PIXEL_STREAM_16; - break; - default: - BUG(); - }; + if (dssdev->panel.dsi_mode == OMAP_DSS_DSI_VIDEO_MODE) { + switch (dssdev->panel.dsi_pix_fmt) { + case OMAP_DSS_DSI_FMT_RGB888: + data_type = MIPI_DSI_PACKED_PIXEL_STREAM_24; + break; + case OMAP_DSS_DSI_FMT_RGB666: + data_type = MIPI_DSI_PIXEL_STREAM_3BYTE_18; + break; + case OMAP_DSS_DSI_FMT_RGB666_PACKED: + data_type = MIPI_DSI_PACKED_PIXEL_STREAM_18; + break; + case OMAP_DSS_DSI_FMT_RGB565: + data_type = MIPI_DSI_PACKED_PIXEL_STREAM_16; + break; + default: + BUG(); + }; - dsi_if_enable(dsidev, false); - dsi_vc_enable(dsidev, channel, false); + dsi_if_enable(dsidev, false); + dsi_vc_enable(dsidev, channel, false); - /* MODE, 1 = video mode */ - REG_FLD_MOD(dsidev, DSI_VC_CTRL(channel), 1, 4, 4); + /* MODE, 1 = video mode */ + REG_FLD_MOD(dsidev, DSI_VC_CTRL(channel), 1, 4, 4); - word_count = DIV_ROUND_UP(dssdev->panel.timings.x_res * bpp, 8); + word_count = DIV_ROUND_UP(dssdev->panel.timings.x_res * bpp, 8); - dsi_vc_write_long_header(dsidev, channel, data_type, word_count, 0); + dsi_vc_write_long_header(dsidev, channel, data_type, + word_count, 0); - dsi_vc_enable(dsidev, channel, true); - dsi_if_enable(dsidev, true); + dsi_vc_enable(dsidev, channel, true); + dsi_if_enable(dsidev, true); + } - dssdev->manager->enable(dssdev->manager); + r = dss_mgr_enable(dssdev->manager); + if (r) { + if (dssdev->panel.dsi_mode == OMAP_DSS_DSI_VIDEO_MODE) { + dsi_if_enable(dsidev, false); + dsi_vc_enable(dsidev, channel, false); + } + + return r; + } return 0; } -EXPORT_SYMBOL(dsi_video_mode_enable); +EXPORT_SYMBOL(dsi_enable_video_output); -void dsi_video_mode_disable(struct omap_dss_device *dssdev, int channel) +void dsi_disable_video_output(struct omap_dss_device *dssdev, int channel) { struct platform_device *dsidev = dsi_get_dsidev_from_dssdev(dssdev); - dsi_if_enable(dsidev, false); - dsi_vc_enable(dsidev, channel, false); + if (dssdev->panel.dsi_mode == OMAP_DSS_DSI_VIDEO_MODE) { + dsi_if_enable(dsidev, false); + dsi_vc_enable(dsidev, channel, false); - /* MODE, 0 = command mode */ - REG_FLD_MOD(dsidev, DSI_VC_CTRL(channel), 0, 4, 4); + /* MODE, 0 = command mode */ + REG_FLD_MOD(dsidev, DSI_VC_CTRL(channel), 0, 4, 4); - dsi_vc_enable(dsidev, channel, true); - dsi_if_enable(dsidev, true); + dsi_vc_enable(dsidev, channel, true); + dsi_if_enable(dsidev, true); + } - dssdev->manager->disable(dssdev->manager); + dss_mgr_disable(dssdev->manager); } -EXPORT_SYMBOL(dsi_video_mode_disable); +EXPORT_SYMBOL(dsi_disable_video_output); static void dsi_update_screen_dispc(struct omap_dss_device *dssdev, - u16 x, u16 y, u16 w, u16 h) + u16 w, u16 h) { struct platform_device *dsidev = dsi_get_dsidev_from_dssdev(dssdev); struct dsi_data *dsi = dsi_get_dsidrv_data(dsidev); @@ -4021,8 +4065,7 @@ static void dsi_update_screen_dispc(struct omap_dss_device *dssdev, const unsigned channel = dsi->update_channel; const unsigned line_buf_size = dsi_get_line_buf_size(dsidev); - DSSDBG("dsi_update_screen_dispc(%d,%d %dx%d)\n", - x, y, w, h); + DSSDBG("dsi_update_screen_dispc(%dx%d)\n", w, h); dsi_vc_config_source(dsidev, channel, DSI_VC_SOURCE_VP); @@ -4070,7 +4113,7 @@ static void dsi_update_screen_dispc(struct omap_dss_device *dssdev, msecs_to_jiffies(250)); BUG_ON(r == 0); - dss_start_update(dssdev); + dss_mgr_start_update(dssdev->manager); if (dsi->te_enabled) { /* disable LP_RX_TO, so that we can receive TE. Time to wait @@ -4146,66 +4189,27 @@ static void dsi_framedone_irq_callback(void *data, u32 mask) #endif } -int omap_dsi_prepare_update(struct omap_dss_device *dssdev, - u16 *x, u16 *y, u16 *w, u16 *h, - bool enlarge_update_area) +int omap_dsi_update(struct omap_dss_device *dssdev, int channel, + void (*callback)(int, void *), void *data) { struct platform_device *dsidev = dsi_get_dsidev_from_dssdev(dssdev); + struct dsi_data *dsi = dsi_get_dsidrv_data(dsidev); u16 dw, dh; - dssdev->driver->get_resolution(dssdev, &dw, &dh); - - if (*x > dw || *y > dh) - return -EINVAL; - - if (*x + *w > dw) - return -EINVAL; - - if (*y + *h > dh) - return -EINVAL; - - if (*w == 1) - return -EINVAL; - - if (*w == 0 || *h == 0) - return -EINVAL; - dsi_perf_mark_setup(dsidev); - dss_setup_partial_planes(dssdev, x, y, w, h, - enlarge_update_area); - dispc_mgr_set_lcd_size(dssdev->manager->id, *w, *h); - - return 0; -} -EXPORT_SYMBOL(omap_dsi_prepare_update); - -int omap_dsi_update(struct omap_dss_device *dssdev, - int channel, - u16 x, u16 y, u16 w, u16 h, - void (*callback)(int, void *), void *data) -{ - struct platform_device *dsidev = dsi_get_dsidev_from_dssdev(dssdev); - struct dsi_data *dsi = dsi_get_dsidrv_data(dsidev); - dsi->update_channel = channel; - /* OMAP DSS cannot send updates of odd widths. - * omap_dsi_prepare_update() makes the widths even, but add a BUG_ON - * here to make sure we catch erroneous updates. Otherwise we'll only - * see rather obscure HW error happening, as DSS halts. */ - BUG_ON(x % 2 == 1); - dsi->framedone_callback = callback; dsi->framedone_data = data; - dsi->update_region.x = x; - dsi->update_region.y = y; - dsi->update_region.w = w; - dsi->update_region.h = h; - dsi->update_region.device = dssdev; + dssdev->driver->get_resolution(dssdev, &dw, &dh); - dsi_update_screen_dispc(dssdev, x, y, w, h); +#ifdef DEBUG + dsi->update_bytes = dw * dh * + dsi_get_pixel_size(dssdev->panel.dsi_pix_fmt) / 8; +#endif + dsi_update_screen_dispc(dssdev, dw, dh); return 0; } @@ -4218,6 +4222,7 @@ static int dsi_display_init_dispc(struct omap_dss_device *dssdev) int r; if (dssdev->panel.dsi_mode == OMAP_DSS_DSI_CMD_MODE) { + u16 dw, dh; u32 irq; struct omap_video_timings timings = { .hsw = 1, @@ -4228,6 +4233,10 @@ static int dsi_display_init_dispc(struct omap_dss_device *dssdev) .vbp = 0, }; + dssdev->driver->get_resolution(dssdev, &dw, &dh); + timings.x_res = dw; + timings.y_res = dh; + irq = dssdev->manager->id == OMAP_DSS_CHANNEL_LCD ? DISPC_IRQ_FRAMEDONE : DISPC_IRQ_FRAMEDONE2; @@ -4330,6 +4339,12 @@ static int dsi_display_init_dsi(struct omap_dss_device *dssdev) int dsi_module = dsi_get_dsidev_id(dsidev); int r; + r = dsi_parse_lane_config(dssdev); + if (r) { + DSSERR("illegal lane config"); + goto err0; + } + r = dsi_pll_init(dsidev, true, true); if (r) goto err0; @@ -4521,7 +4536,6 @@ int dsi_init_display(struct omap_dss_device *dssdev) { struct platform_device *dsidev = dsi_get_dsidev_from_dssdev(dssdev); struct dsi_data *dsi = dsi_get_dsidrv_data(dsidev); - int dsi_module = dsi_get_dsidev_id(dsidev); DSSDBG("DSI init\n"); @@ -4543,12 +4557,6 @@ int dsi_init_display(struct omap_dss_device *dssdev) dsi->vdds_dsi_reg = vdds_dsi; } - if (dsi_get_num_data_lanes_dssdev(dssdev) > dsi->num_data_lanes) { - DSSERR("DSI%d can't support more than %d data lanes\n", - dsi_module + 1, dsi->num_data_lanes); - return -EINVAL; - } - return 0; } @@ -4771,7 +4779,13 @@ static int omap_dsihw_probe(struct platform_device *dsidev) dev_dbg(&dsidev->dev, "OMAP DSI rev %d.%d\n", FLD_GET(rev, 7, 4), FLD_GET(rev, 3, 0)); - dsi->num_data_lanes = dsi_get_num_data_lanes(dsidev); + /* DSI on OMAP3 doesn't have register DSI_GNQ, set number + * of data to 3 by default */ + if (dss_has_feature(FEAT_DSI_GNQ)) + /* NB_DATA_LANES */ + dsi->num_lanes_supported = 1 + REG_GET(dsidev, DSI_GNQ, 11, 9); + else + dsi->num_lanes_supported = 3; dsi_runtime_put(dsidev); diff --git a/drivers/video/omap2/dss/dss.h b/drivers/video/omap2/dss/dss.h index 57a52eecee9..32ff69fb333 100644 --- a/drivers/video/omap2/dss/dss.h +++ b/drivers/video/omap2/dss/dss.h @@ -163,6 +163,34 @@ struct bus_type *dss_get_bus(void); struct regulator *dss_get_vdds_dsi(void); struct regulator *dss_get_vdds_sdi(void); +/* apply */ +void dss_apply_init(void); +int dss_mgr_wait_for_go(struct omap_overlay_manager *mgr); +int dss_mgr_wait_for_go_ovl(struct omap_overlay *ovl); +void dss_mgr_start_update(struct omap_overlay_manager *mgr); +int omap_dss_mgr_apply(struct omap_overlay_manager *mgr); + +int dss_mgr_enable(struct omap_overlay_manager *mgr); +void dss_mgr_disable(struct omap_overlay_manager *mgr); +int dss_mgr_set_info(struct omap_overlay_manager *mgr, + struct omap_overlay_manager_info *info); +void dss_mgr_get_info(struct omap_overlay_manager *mgr, + struct omap_overlay_manager_info *info); +int dss_mgr_set_device(struct omap_overlay_manager *mgr, + struct omap_dss_device *dssdev); +int dss_mgr_unset_device(struct omap_overlay_manager *mgr); + +bool dss_ovl_is_enabled(struct omap_overlay *ovl); +int dss_ovl_enable(struct omap_overlay *ovl); +int dss_ovl_disable(struct omap_overlay *ovl); +int dss_ovl_set_info(struct omap_overlay *ovl, + struct omap_overlay_info *info); +void dss_ovl_get_info(struct omap_overlay *ovl, + struct omap_overlay_info *info); +int dss_ovl_set_manager(struct omap_overlay *ovl, + struct omap_overlay_manager *mgr); +int dss_ovl_unset_manager(struct omap_overlay *ovl); + /* display */ int dss_suspend_all_devices(void); int dss_resume_all_devices(void); @@ -181,21 +209,22 @@ void default_get_overlay_fifo_thresholds(enum omap_plane plane, /* manager */ int dss_init_overlay_managers(struct platform_device *pdev); void dss_uninit_overlay_managers(struct platform_device *pdev); -int dss_mgr_wait_for_go_ovl(struct omap_overlay *ovl); -void dss_setup_partial_planes(struct omap_dss_device *dssdev, - u16 *x, u16 *y, u16 *w, u16 *h, - bool enlarge_update_area); -void dss_start_update(struct omap_dss_device *dssdev); +int dss_mgr_simple_check(struct omap_overlay_manager *mgr, + const struct omap_overlay_manager_info *info); +int dss_mgr_check(struct omap_overlay_manager *mgr, + struct omap_dss_device *dssdev, + struct omap_overlay_manager_info *info, + struct omap_overlay_info **overlay_infos); /* overlay */ void dss_init_overlays(struct platform_device *pdev); void dss_uninit_overlays(struct platform_device *pdev); -int dss_check_overlay(struct omap_overlay *ovl, struct omap_dss_device *dssdev); void dss_overlay_setup_dispc_manager(struct omap_overlay_manager *mgr); -#ifdef L4_EXAMPLE -void dss_overlay_setup_l4_manager(struct omap_overlay_manager *mgr); -#endif void dss_recheck_connections(struct omap_dss_device *dssdev, bool force); +int dss_ovl_simple_check(struct omap_overlay *ovl, + const struct omap_overlay_info *info); +int dss_ovl_check(struct omap_overlay *ovl, + struct omap_overlay_info *info, struct omap_dss_device *dssdev); /* DSS */ int dss_init_platform_driver(void); @@ -399,21 +428,22 @@ int dispc_calc_clock_rates(unsigned long dispc_fclk_rate, struct dispc_clock_info *cinfo); +void dispc_ovl_set_fifo_threshold(enum omap_plane plane, u32 low, u32 high); u32 dispc_ovl_get_fifo_size(enum omap_plane plane); u32 dispc_ovl_get_burst_size(enum omap_plane plane); int dispc_ovl_setup(enum omap_plane plane, struct omap_overlay_info *oi, - bool ilace, enum omap_channel channel, bool replication, - u32 fifo_low, u32 fifo_high); + bool ilace, bool replication); int dispc_ovl_enable(enum omap_plane plane, bool enable); - +void dispc_ovl_set_channel_out(enum omap_plane plane, + enum omap_channel channel); void dispc_mgr_enable_fifohandcheck(enum omap_channel channel, bool enable); void dispc_mgr_set_lcd_size(enum omap_channel channel, u16 width, u16 height); -void dispc_mgr_enable_cpr(enum omap_channel channel, bool enable); -void dispc_mgr_set_cpr_coef(enum omap_channel channel, - struct omap_dss_cpr_coefs *coefs); +u32 dispc_mgr_get_vsync_irq(enum omap_channel channel); +u32 dispc_mgr_get_framedone_irq(enum omap_channel channel); bool dispc_mgr_go_busy(enum omap_channel channel); void dispc_mgr_go(enum omap_channel channel); +bool dispc_mgr_is_enabled(enum omap_channel channel); void dispc_mgr_enable(enum omap_channel channel, bool enable); bool dispc_mgr_is_channel_enabled(enum omap_channel channel); void dispc_mgr_set_io_pad_mode(enum dss_io_pad_mode mode); @@ -421,18 +451,6 @@ void dispc_mgr_enable_stallmode(enum omap_channel channel, bool enable); void dispc_mgr_set_tft_data_lines(enum omap_channel channel, u8 data_lines); void dispc_mgr_set_lcd_display_type(enum omap_channel channel, enum omap_lcd_display_type type); -void dispc_mgr_set_default_color(enum omap_channel channel, u32 color); -u32 dispc_mgr_get_default_color(enum omap_channel channel); -void dispc_mgr_set_trans_key(enum omap_channel ch, - enum omap_dss_trans_key_type type, - u32 trans_key); -void dispc_mgr_get_trans_key(enum omap_channel ch, - enum omap_dss_trans_key_type *type, - u32 *trans_key); -void dispc_mgr_enable_trans_key(enum omap_channel ch, bool enable); -void dispc_mgr_enable_alpha_fixed_zorder(enum omap_channel ch, bool enable); -bool dispc_mgr_trans_key_enabled(enum omap_channel ch); -bool dispc_mgr_alpha_fixed_zorder_enabled(enum omap_channel ch); void dispc_mgr_set_lcd_timings(enum omap_channel channel, struct omap_video_timings *timings); void dispc_mgr_set_pol_freq(enum omap_channel channel, @@ -443,6 +461,8 @@ int dispc_mgr_set_clock_div(enum omap_channel channel, struct dispc_clock_info *cinfo); int dispc_mgr_get_clock_div(enum omap_channel channel, struct dispc_clock_info *cinfo); +void dispc_mgr_setup(enum omap_channel channel, + struct omap_overlay_manager_info *info); /* VENC */ #ifdef CONFIG_OMAP2_DSS_VENC diff --git a/drivers/video/omap2/dss/dss_features.c b/drivers/video/omap2/dss/dss_features.c index b402699168a..afcb59301c3 100644 --- a/drivers/video/omap2/dss/dss_features.c +++ b/drivers/video/omap2/dss/dss_features.c @@ -304,6 +304,11 @@ static const struct dss_param_range omap2_dss_param_range[] = { [FEAT_PARAM_DSIPLL_FINT] = { 0, 0 }, [FEAT_PARAM_DSIPLL_LPDIV] = { 0, 0 }, [FEAT_PARAM_DOWNSCALE] = { 1, 2 }, + /* + * Assuming the line width buffer to be 768 pixels as OMAP2 DISPC + * scaler cannot scale a image with width more than 768. + */ + [FEAT_PARAM_LINEWIDTH] = { 1, 768 }, }; static const struct dss_param_range omap3_dss_param_range[] = { @@ -316,6 +321,7 @@ static const struct dss_param_range omap3_dss_param_range[] = { [FEAT_PARAM_DSIPLL_FINT] = { 750000, 2100000 }, [FEAT_PARAM_DSIPLL_LPDIV] = { 1, (1 << 13) - 1}, [FEAT_PARAM_DOWNSCALE] = { 1, 4 }, + [FEAT_PARAM_LINEWIDTH] = { 1, 1024 }, }; static const struct dss_param_range omap4_dss_param_range[] = { @@ -328,6 +334,7 @@ static const struct dss_param_range omap4_dss_param_range[] = { [FEAT_PARAM_DSIPLL_FINT] = { 500000, 2500000 }, [FEAT_PARAM_DSIPLL_LPDIV] = { 0, (1 << 13) - 1 }, [FEAT_PARAM_DOWNSCALE] = { 1, 4 }, + [FEAT_PARAM_LINEWIDTH] = { 1, 2048 }, }; /* OMAP2 DSS Features */ @@ -465,6 +472,10 @@ static const struct ti_hdmi_ip_ops omap4_hdmi_functions = { .dump_core = ti_hdmi_4xxx_core_dump, .dump_pll = ti_hdmi_4xxx_pll_dump, .dump_phy = ti_hdmi_4xxx_phy_dump, +#if defined(CONFIG_SND_OMAP_SOC_OMAP4_HDMI) || \ + defined(CONFIG_SND_OMAP_SOC_OMAP4_HDMI_MODULE) + .audio_enable = ti_hdmi_4xxx_wp_audio_enable, +#endif }; diff --git a/drivers/video/omap2/dss/dss_features.h b/drivers/video/omap2/dss/dss_features.h index 6a6c05dd45c..cd833bbaac3 100644 --- a/drivers/video/omap2/dss/dss_features.h +++ b/drivers/video/omap2/dss/dss_features.h @@ -86,6 +86,7 @@ enum dss_range_param { FEAT_PARAM_DSIPLL_FINT, FEAT_PARAM_DSIPLL_LPDIV, FEAT_PARAM_DOWNSCALE, + FEAT_PARAM_LINEWIDTH, }; /* DSS Feature Functions */ diff --git a/drivers/video/omap2/dss/hdmi.c b/drivers/video/omap2/dss/hdmi.c index c56378c555b..b4c270edb91 100644 --- a/drivers/video/omap2/dss/hdmi.c +++ b/drivers/video/omap2/dss/hdmi.c @@ -333,7 +333,7 @@ static int hdmi_power_on(struct omap_dss_device *dssdev) if (r) return r; - dispc_mgr_enable(OMAP_DSS_CHANNEL_DIGIT, 0); + dss_mgr_disable(dssdev->manager); p = &dssdev->panel.timings; @@ -387,9 +387,16 @@ static int hdmi_power_on(struct omap_dss_device *dssdev) hdmi.ip_data.ops->video_enable(&hdmi.ip_data, 1); - dispc_mgr_enable(OMAP_DSS_CHANNEL_DIGIT, 1); + r = dss_mgr_enable(dssdev->manager); + if (r) + goto err_mgr_enable; return 0; + +err_mgr_enable: + hdmi.ip_data.ops->video_enable(&hdmi.ip_data, 0); + hdmi.ip_data.ops->phy_disable(&hdmi.ip_data); + hdmi.ip_data.ops->pll_disable(&hdmi.ip_data); err: hdmi_runtime_put(); return -EIO; @@ -397,7 +404,7 @@ err: static void hdmi_power_off(struct omap_dss_device *dssdev) { - dispc_mgr_enable(OMAP_DSS_CHANNEL_DIGIT, 0); + dss_mgr_disable(dssdev->manager); hdmi.ip_data.ops->video_enable(&hdmi.ip_data, 0); hdmi.ip_data.ops->phy_disable(&hdmi.ip_data); @@ -554,11 +561,44 @@ void omapdss_hdmi_display_disable(struct omap_dss_device *dssdev) #if defined(CONFIG_SND_OMAP_SOC_OMAP4_HDMI) || \ defined(CONFIG_SND_OMAP_SOC_OMAP4_HDMI_MODULE) -static int hdmi_audio_hw_params(struct hdmi_ip_data *ip_data, - struct snd_pcm_substream *substream, +static int hdmi_audio_trigger(struct snd_pcm_substream *substream, int cmd, + struct snd_soc_dai *dai) +{ + struct snd_soc_pcm_runtime *rtd = substream->private_data; + struct snd_soc_codec *codec = rtd->codec; + struct platform_device *pdev = to_platform_device(codec->dev); + struct hdmi_ip_data *ip_data = snd_soc_codec_get_drvdata(codec); + int err = 0; + + if (!(ip_data->ops) && !(ip_data->ops->audio_enable)) { + dev_err(&pdev->dev, "Cannot enable/disable audio\n"); + return -ENODEV; + } + + switch (cmd) { + case SNDRV_PCM_TRIGGER_START: + case SNDRV_PCM_TRIGGER_RESUME: + case SNDRV_PCM_TRIGGER_PAUSE_RELEASE: + ip_data->ops->audio_enable(ip_data, true); + break; + case SNDRV_PCM_TRIGGER_STOP: + case SNDRV_PCM_TRIGGER_SUSPEND: + case SNDRV_PCM_TRIGGER_PAUSE_PUSH: + ip_data->ops->audio_enable(ip_data, false); + break; + default: + err = -EINVAL; + } + return err; +} + +static int hdmi_audio_hw_params(struct snd_pcm_substream *substream, struct snd_pcm_hw_params *params, struct snd_soc_dai *dai) { + struct snd_soc_pcm_runtime *rtd = substream->private_data; + struct snd_soc_codec *codec = rtd->codec; + struct hdmi_ip_data *ip_data = snd_soc_codec_get_drvdata(codec); struct hdmi_audio_format audio_format; struct hdmi_audio_dma audio_dma; struct hdmi_core_audio_config core_cfg; @@ -698,7 +738,16 @@ static int hdmi_audio_startup(struct snd_pcm_substream *substream, return 0; } +static int hdmi_audio_codec_probe(struct snd_soc_codec *codec) +{ + struct hdmi_ip_data *priv = &hdmi.ip_data; + + snd_soc_codec_set_drvdata(codec, priv); + return 0; +} + static struct snd_soc_codec_driver hdmi_audio_codec_drv = { + .probe = hdmi_audio_codec_probe, }; static struct snd_soc_dai_ops hdmi_audio_codec_ops = { diff --git a/drivers/video/omap2/dss/manager.c b/drivers/video/omap2/dss/manager.c index 6e63845cc7d..d1858e71c64 100644 --- a/drivers/video/omap2/dss/manager.c +++ b/drivers/video/omap2/dss/manager.c @@ -26,17 +26,15 @@ #include <linux/slab.h> #include <linux/module.h> #include <linux/platform_device.h> -#include <linux/spinlock.h> #include <linux/jiffies.h> #include <video/omapdss.h> -#include <plat/cpu.h> #include "dss.h" #include "dss_features.h" static int num_managers; -static struct list_head manager_list; +static struct omap_overlay_manager *managers; static ssize_t manager_name_show(struct omap_overlay_manager *mgr, char *buf) { @@ -106,7 +104,11 @@ put_device: static ssize_t manager_default_color_show(struct omap_overlay_manager *mgr, char *buf) { - return snprintf(buf, PAGE_SIZE, "%#x\n", mgr->info.default_color); + struct omap_overlay_manager_info info; + + mgr->get_manager_info(mgr, &info); + + return snprintf(buf, PAGE_SIZE, "%#x\n", info.default_color); } static ssize_t manager_default_color_store(struct omap_overlay_manager *mgr, @@ -144,8 +146,11 @@ static ssize_t manager_trans_key_type_show(struct omap_overlay_manager *mgr, char *buf) { enum omap_dss_trans_key_type key_type; + struct omap_overlay_manager_info info; + + mgr->get_manager_info(mgr, &info); - key_type = mgr->info.trans_key_type; + key_type = info.trans_key_type; BUG_ON(key_type >= ARRAY_SIZE(trans_key_type_str)); return snprintf(buf, PAGE_SIZE, "%s\n", trans_key_type_str[key_type]); @@ -185,7 +190,11 @@ static ssize_t manager_trans_key_type_store(struct omap_overlay_manager *mgr, static ssize_t manager_trans_key_value_show(struct omap_overlay_manager *mgr, char *buf) { - return snprintf(buf, PAGE_SIZE, "%#x\n", mgr->info.trans_key); + struct omap_overlay_manager_info info; + + mgr->get_manager_info(mgr, &info); + + return snprintf(buf, PAGE_SIZE, "%#x\n", info.trans_key); } static ssize_t manager_trans_key_value_store(struct omap_overlay_manager *mgr, @@ -217,7 +226,11 @@ static ssize_t manager_trans_key_value_store(struct omap_overlay_manager *mgr, static ssize_t manager_trans_key_enabled_show(struct omap_overlay_manager *mgr, char *buf) { - return snprintf(buf, PAGE_SIZE, "%d\n", mgr->info.trans_enabled); + struct omap_overlay_manager_info info; + + mgr->get_manager_info(mgr, &info); + + return snprintf(buf, PAGE_SIZE, "%d\n", info.trans_enabled); } static ssize_t manager_trans_key_enabled_store(struct omap_overlay_manager *mgr, @@ -249,10 +262,14 @@ static ssize_t manager_trans_key_enabled_store(struct omap_overlay_manager *mgr, static ssize_t manager_alpha_blending_enabled_show( struct omap_overlay_manager *mgr, char *buf) { + struct omap_overlay_manager_info info; + + mgr->get_manager_info(mgr, &info); + WARN_ON(!dss_has_feature(FEAT_ALPHA_FIXED_ZORDER)); return snprintf(buf, PAGE_SIZE, "%d\n", - mgr->info.partial_alpha_enabled); + info.partial_alpha_enabled); } static ssize_t manager_alpha_blending_enabled_store( @@ -287,7 +304,11 @@ static ssize_t manager_alpha_blending_enabled_store( static ssize_t manager_cpr_enable_show(struct omap_overlay_manager *mgr, char *buf) { - return snprintf(buf, PAGE_SIZE, "%d\n", mgr->info.cpr_enable); + struct omap_overlay_manager_info info; + + mgr->get_manager_info(mgr, &info); + + return snprintf(buf, PAGE_SIZE, "%d\n", info.cpr_enable); } static ssize_t manager_cpr_enable_store(struct omap_overlay_manager *mgr, @@ -469,143 +490,6 @@ static struct kobj_type manager_ktype = { .default_attrs = manager_sysfs_attrs, }; -/* - * We have 4 levels of cache for the dispc settings. First two are in SW and - * the latter two in HW. - * - * +--------------------+ - * |overlay/manager_info| - * +--------------------+ - * v - * apply() - * v - * +--------------------+ - * | dss_cache | - * +--------------------+ - * v - * configure() - * v - * +--------------------+ - * | shadow registers | - * +--------------------+ - * v - * VFP or lcd/digit_enable - * v - * +--------------------+ - * | registers | - * +--------------------+ - */ - -struct overlay_cache_data { - /* If true, cache changed, but not written to shadow registers. Set - * in apply(), cleared when registers written. */ - bool dirty; - /* If true, shadow registers contain changed values not yet in real - * registers. Set when writing to shadow registers, cleared at - * VSYNC/EVSYNC */ - bool shadow_dirty; - - bool enabled; - - struct omap_overlay_info info; - - enum omap_channel channel; - bool replication; - bool ilace; - - u32 fifo_low; - u32 fifo_high; -}; - -struct manager_cache_data { - /* If true, cache changed, but not written to shadow registers. Set - * in apply(), cleared when registers written. */ - bool dirty; - /* If true, shadow registers contain changed values not yet in real - * registers. Set when writing to shadow registers, cleared at - * VSYNC/EVSYNC */ - bool shadow_dirty; - - struct omap_overlay_manager_info info; - - bool manual_update; - bool do_manual_update; - - /* manual update region */ - u16 x, y, w, h; - - /* enlarge the update area if the update area contains scaled - * overlays */ - bool enlarge_update_area; -}; - -static struct { - spinlock_t lock; - struct overlay_cache_data overlay_cache[MAX_DSS_OVERLAYS]; - struct manager_cache_data manager_cache[MAX_DSS_MANAGERS]; - - bool irq_enabled; -} dss_cache; - - - -static int omap_dss_set_device(struct omap_overlay_manager *mgr, - struct omap_dss_device *dssdev) -{ - int i; - int r; - - if (dssdev->manager) { - DSSERR("display '%s' already has a manager '%s'\n", - dssdev->name, dssdev->manager->name); - return -EINVAL; - } - - if ((mgr->supported_displays & dssdev->type) == 0) { - DSSERR("display '%s' does not support manager '%s'\n", - dssdev->name, mgr->name); - return -EINVAL; - } - - for (i = 0; i < mgr->num_overlays; i++) { - struct omap_overlay *ovl = mgr->overlays[i]; - - if (ovl->manager != mgr || !ovl->info.enabled) - continue; - - r = dss_check_overlay(ovl, dssdev); - if (r) - return r; - } - - dssdev->manager = mgr; - mgr->device = dssdev; - mgr->device_changed = true; - - return 0; -} - -static int omap_dss_unset_device(struct omap_overlay_manager *mgr) -{ - if (!mgr->device) { - DSSERR("failed to unset display, display not set.\n"); - return -EINVAL; - } - - /* - * Don't allow currently enabled displays to have the overlay manager - * pulled out from underneath them - */ - if (mgr->device->state != OMAP_DSS_DISPLAY_DISABLED) - return -EINVAL; - - mgr->device->manager = NULL; - mgr->device = NULL; - mgr->device_changed = true; - - return 0; -} - static int dss_mgr_wait_for_vsync(struct omap_overlay_manager *mgr) { unsigned long timeout = msecs_to_jiffies(500); @@ -624,1022 +508,169 @@ static int dss_mgr_wait_for_vsync(struct omap_overlay_manager *mgr) return omap_dispc_wait_for_irq_interruptible_timeout(irq, timeout); } -static int dss_mgr_wait_for_go(struct omap_overlay_manager *mgr) -{ - unsigned long timeout = msecs_to_jiffies(500); - struct manager_cache_data *mc; - u32 irq; - int r; - int i; - struct omap_dss_device *dssdev = mgr->device; - - if (!dssdev || dssdev->state != OMAP_DSS_DISPLAY_ACTIVE) - return 0; - - if (dssdev->caps & OMAP_DSS_DISPLAY_CAP_MANUAL_UPDATE) - return 0; - - if (dssdev->type == OMAP_DISPLAY_TYPE_VENC - || dssdev->type == OMAP_DISPLAY_TYPE_HDMI) { - irq = DISPC_IRQ_EVSYNC_ODD | DISPC_IRQ_EVSYNC_EVEN; - } else { - irq = (dssdev->manager->id == OMAP_DSS_CHANNEL_LCD) ? - DISPC_IRQ_VSYNC : DISPC_IRQ_VSYNC2; - } - - mc = &dss_cache.manager_cache[mgr->id]; - i = 0; - while (1) { - unsigned long flags; - bool shadow_dirty, dirty; - - spin_lock_irqsave(&dss_cache.lock, flags); - dirty = mc->dirty; - shadow_dirty = mc->shadow_dirty; - spin_unlock_irqrestore(&dss_cache.lock, flags); - - if (!dirty && !shadow_dirty) { - r = 0; - break; - } - - /* 4 iterations is the worst case: - * 1 - initial iteration, dirty = true (between VFP and VSYNC) - * 2 - first VSYNC, dirty = true - * 3 - dirty = false, shadow_dirty = true - * 4 - shadow_dirty = false */ - if (i++ == 3) { - DSSERR("mgr(%d)->wait_for_go() not finishing\n", - mgr->id); - r = 0; - break; - } - - r = omap_dispc_wait_for_irq_interruptible_timeout(irq, timeout); - if (r == -ERESTARTSYS) - break; - - if (r) { - DSSERR("mgr(%d)->wait_for_go() timeout\n", mgr->id); - break; - } - } - - return r; -} - -int dss_mgr_wait_for_go_ovl(struct omap_overlay *ovl) -{ - unsigned long timeout = msecs_to_jiffies(500); - struct overlay_cache_data *oc; - struct omap_dss_device *dssdev; - u32 irq; - int r; - int i; - - if (!ovl->manager) - return 0; - - dssdev = ovl->manager->device; - - if (!dssdev || dssdev->state != OMAP_DSS_DISPLAY_ACTIVE) - return 0; - - if (dssdev->caps & OMAP_DSS_DISPLAY_CAP_MANUAL_UPDATE) - return 0; - - if (dssdev->type == OMAP_DISPLAY_TYPE_VENC - || dssdev->type == OMAP_DISPLAY_TYPE_HDMI) { - irq = DISPC_IRQ_EVSYNC_ODD | DISPC_IRQ_EVSYNC_EVEN; - } else { - irq = (dssdev->manager->id == OMAP_DSS_CHANNEL_LCD) ? - DISPC_IRQ_VSYNC : DISPC_IRQ_VSYNC2; - } - - oc = &dss_cache.overlay_cache[ovl->id]; - i = 0; - while (1) { - unsigned long flags; - bool shadow_dirty, dirty; - - spin_lock_irqsave(&dss_cache.lock, flags); - dirty = oc->dirty; - shadow_dirty = oc->shadow_dirty; - spin_unlock_irqrestore(&dss_cache.lock, flags); - - if (!dirty && !shadow_dirty) { - r = 0; - break; - } - - /* 4 iterations is the worst case: - * 1 - initial iteration, dirty = true (between VFP and VSYNC) - * 2 - first VSYNC, dirty = true - * 3 - dirty = false, shadow_dirty = true - * 4 - shadow_dirty = false */ - if (i++ == 3) { - DSSERR("ovl(%d)->wait_for_go() not finishing\n", - ovl->id); - r = 0; - break; - } - - r = omap_dispc_wait_for_irq_interruptible_timeout(irq, timeout); - if (r == -ERESTARTSYS) - break; - - if (r) { - DSSERR("ovl(%d)->wait_for_go() timeout\n", ovl->id); - break; - } - } - - return r; -} - -static int overlay_enabled(struct omap_overlay *ovl) -{ - return ovl->info.enabled && ovl->manager && ovl->manager->device; -} - -/* Is rect1 a subset of rect2? */ -static bool rectangle_subset(int x1, int y1, int w1, int h1, - int x2, int y2, int w2, int h2) -{ - if (x1 < x2 || y1 < y2) - return false; - - if (x1 + w1 > x2 + w2) - return false; - - if (y1 + h1 > y2 + h2) - return false; - - return true; -} - -/* Do rect1 and rect2 overlap? */ -static bool rectangle_intersects(int x1, int y1, int w1, int h1, - int x2, int y2, int w2, int h2) -{ - if (x1 >= x2 + w2) - return false; - - if (x2 >= x1 + w1) - return false; - - if (y1 >= y2 + h2) - return false; - - if (y2 >= y1 + h1) - return false; - - return true; -} - -static bool dispc_is_overlay_scaled(struct overlay_cache_data *oc) -{ - struct omap_overlay_info *oi = &oc->info; - - if (oi->out_width != 0 && oi->width != oi->out_width) - return true; - - if (oi->out_height != 0 && oi->height != oi->out_height) - return true; - - return false; -} - -static int configure_overlay(enum omap_plane plane) +int dss_init_overlay_managers(struct platform_device *pdev) { - struct overlay_cache_data *c; - struct manager_cache_data *mc; - struct omap_overlay_info *oi, new_oi; - struct omap_overlay_manager_info *mi; - u16 outw, outh; - u16 x, y, w, h; - u32 paddr; - int r; - u16 orig_w, orig_h, orig_outw, orig_outh; + int i, r; - DSSDBGF("%d", plane); + num_managers = dss_feat_get_num_mgrs(); - c = &dss_cache.overlay_cache[plane]; - oi = &c->info; + managers = kzalloc(sizeof(struct omap_overlay_manager) * num_managers, + GFP_KERNEL); - if (!c->enabled) { - dispc_ovl_enable(plane, 0); - return 0; - } + BUG_ON(managers == NULL); - mc = &dss_cache.manager_cache[c->channel]; - mi = &mc->info; - - x = oi->pos_x; - y = oi->pos_y; - w = oi->width; - h = oi->height; - outw = oi->out_width == 0 ? oi->width : oi->out_width; - outh = oi->out_height == 0 ? oi->height : oi->out_height; - paddr = oi->paddr; - - orig_w = w; - orig_h = h; - orig_outw = outw; - orig_outh = outh; - - if (mc->manual_update && mc->do_manual_update) { - unsigned bpp; - unsigned scale_x_m = w, scale_x_d = outw; - unsigned scale_y_m = h, scale_y_d = outh; - - /* If the overlay is outside the update region, disable it */ - if (!rectangle_intersects(mc->x, mc->y, mc->w, mc->h, - x, y, outw, outh)) { - dispc_ovl_enable(plane, 0); - return 0; - } + for (i = 0; i < num_managers; ++i) { + struct omap_overlay_manager *mgr = &managers[i]; - switch (oi->color_mode) { - case OMAP_DSS_COLOR_NV12: - bpp = 8; - break; - case OMAP_DSS_COLOR_RGB16: - case OMAP_DSS_COLOR_ARGB16: - case OMAP_DSS_COLOR_YUV2: - case OMAP_DSS_COLOR_UYVY: - case OMAP_DSS_COLOR_RGBA16: - case OMAP_DSS_COLOR_RGBX16: - case OMAP_DSS_COLOR_ARGB16_1555: - case OMAP_DSS_COLOR_XRGB16_1555: - bpp = 16; + switch (i) { + case 0: + mgr->name = "lcd"; + mgr->id = OMAP_DSS_CHANNEL_LCD; break; - - case OMAP_DSS_COLOR_RGB24P: - bpp = 24; + case 1: + mgr->name = "tv"; + mgr->id = OMAP_DSS_CHANNEL_DIGIT; break; - - case OMAP_DSS_COLOR_RGB24U: - case OMAP_DSS_COLOR_ARGB32: - case OMAP_DSS_COLOR_RGBA32: - case OMAP_DSS_COLOR_RGBX32: - bpp = 32; + case 2: + mgr->name = "lcd2"; + mgr->id = OMAP_DSS_CHANNEL_LCD2; break; - - default: - BUG(); } - if (mc->x > oi->pos_x) { - x = 0; - outw -= (mc->x - oi->pos_x); - paddr += (mc->x - oi->pos_x) * - scale_x_m / scale_x_d * bpp / 8; - } else { - x = oi->pos_x - mc->x; - } - - if (mc->y > oi->pos_y) { - y = 0; - outh -= (mc->y - oi->pos_y); - paddr += (mc->y - oi->pos_y) * - scale_y_m / scale_y_d * - oi->screen_width * bpp / 8; - } else { - y = oi->pos_y - mc->y; - } - - if (mc->w < (x + outw)) - outw -= (x + outw) - (mc->w); - - if (mc->h < (y + outh)) - outh -= (y + outh) - (mc->h); - - w = w * outw / orig_outw; - h = h * outh / orig_outh; - - /* YUV mode overlay's input width has to be even and the - * algorithm above may adjust the width to be odd. - * - * Here we adjust the width if needed, preferring to increase - * the width if the original width was bigger. - */ - if ((w & 1) && - (oi->color_mode == OMAP_DSS_COLOR_YUV2 || - oi->color_mode == OMAP_DSS_COLOR_UYVY)) { - if (orig_w > w) - w += 1; - else - w -= 1; - } - } - - new_oi = *oi; - - /* update new_oi members which could have been possibly updated */ - new_oi.pos_x = x; - new_oi.pos_y = y; - new_oi.width = w; - new_oi.height = h; - new_oi.out_width = outw; - new_oi.out_height = outh; - new_oi.paddr = paddr; - - r = dispc_ovl_setup(plane, &new_oi, c->ilace, c->channel, - c->replication, c->fifo_low, c->fifo_high); - if (r) { - /* this shouldn't happen */ - DSSERR("dispc_ovl_setup failed for ovl %d\n", plane); - dispc_ovl_enable(plane, 0); - return r; - } - - dispc_ovl_enable(plane, 1); - - return 0; -} - -static void configure_manager(enum omap_channel channel) -{ - struct omap_overlay_manager_info *mi; - - DSSDBGF("%d", channel); - - /* picking info from the cache */ - mi = &dss_cache.manager_cache[channel].info; - - dispc_mgr_set_default_color(channel, mi->default_color); - dispc_mgr_set_trans_key(channel, mi->trans_key_type, mi->trans_key); - dispc_mgr_enable_trans_key(channel, mi->trans_enabled); - dispc_mgr_enable_alpha_fixed_zorder(channel, mi->partial_alpha_enabled); - if (dss_has_feature(FEAT_CPR)) { - dispc_mgr_enable_cpr(channel, mi->cpr_enable); - dispc_mgr_set_cpr_coef(channel, &mi->cpr_coefs); - } -} - -/* configure_dispc() tries to write values from cache to shadow registers. - * It writes only to those managers/overlays that are not busy. - * returns 0 if everything could be written to shadow registers. - * returns 1 if not everything could be written to shadow registers. */ -static int configure_dispc(void) -{ - struct overlay_cache_data *oc; - struct manager_cache_data *mc; - const int num_ovls = dss_feat_get_num_ovls(); - const int num_mgrs = dss_feat_get_num_mgrs(); - int i; - int r; - bool mgr_busy[MAX_DSS_MANAGERS]; - bool mgr_go[MAX_DSS_MANAGERS]; - bool busy; - - r = 0; - busy = false; - - for (i = 0; i < num_mgrs; i++) { - mgr_busy[i] = dispc_mgr_go_busy(i); - mgr_go[i] = false; - } - - /* Commit overlay settings */ - for (i = 0; i < num_ovls; ++i) { - oc = &dss_cache.overlay_cache[i]; - mc = &dss_cache.manager_cache[oc->channel]; + mgr->set_device = &dss_mgr_set_device; + mgr->unset_device = &dss_mgr_unset_device; + mgr->apply = &omap_dss_mgr_apply; + mgr->set_manager_info = &dss_mgr_set_info; + mgr->get_manager_info = &dss_mgr_get_info; + mgr->wait_for_go = &dss_mgr_wait_for_go; + mgr->wait_for_vsync = &dss_mgr_wait_for_vsync; - if (!oc->dirty) - continue; + mgr->caps = 0; + mgr->supported_displays = + dss_feat_get_supported_displays(mgr->id); - if (mc->manual_update && !mc->do_manual_update) - continue; + INIT_LIST_HEAD(&mgr->overlays); - if (mgr_busy[oc->channel]) { - busy = true; - continue; - } + r = kobject_init_and_add(&mgr->kobj, &manager_ktype, + &pdev->dev.kobj, "manager%d", i); - r = configure_overlay(i); if (r) - DSSERR("configure_overlay %d failed\n", i); - - oc->dirty = false; - oc->shadow_dirty = true; - mgr_go[oc->channel] = true; - } - - /* Commit manager settings */ - for (i = 0; i < num_mgrs; ++i) { - mc = &dss_cache.manager_cache[i]; - - if (!mc->dirty) - continue; - - if (mc->manual_update && !mc->do_manual_update) - continue; - - if (mgr_busy[i]) { - busy = true; - continue; - } - - configure_manager(i); - mc->dirty = false; - mc->shadow_dirty = true; - mgr_go[i] = true; - } - - /* set GO */ - for (i = 0; i < num_mgrs; ++i) { - mc = &dss_cache.manager_cache[i]; - - if (!mgr_go[i]) - continue; - - /* We don't need GO with manual update display. LCD iface will - * always be turned off after frame, and new settings will be - * taken in to use at next update */ - if (!mc->manual_update) - dispc_mgr_go(i); - } - - if (busy) - r = 1; - else - r = 0; - - return r; -} - -/* Make the coordinates even. There are some strange problems with OMAP and - * partial DSI update when the update widths are odd. */ -static void make_even(u16 *x, u16 *w) -{ - u16 x1, x2; - - x1 = *x; - x2 = *x + *w; - - x1 &= ~1; - x2 = ALIGN(x2, 2); - - *x = x1; - *w = x2 - x1; -} - -/* Configure dispc for partial update. Return possibly modified update - * area */ -void dss_setup_partial_planes(struct omap_dss_device *dssdev, - u16 *xi, u16 *yi, u16 *wi, u16 *hi, bool enlarge_update_area) -{ - struct overlay_cache_data *oc; - struct manager_cache_data *mc; - struct omap_overlay_info *oi; - const int num_ovls = dss_feat_get_num_ovls(); - struct omap_overlay_manager *mgr; - int i; - u16 x, y, w, h; - unsigned long flags; - bool area_changed; - - x = *xi; - y = *yi; - w = *wi; - h = *hi; - - DSSDBG("dispc_setup_partial_planes %d,%d %dx%d\n", - *xi, *yi, *wi, *hi); - - mgr = dssdev->manager; - - if (!mgr) { - DSSDBG("no manager\n"); - return; + DSSERR("failed to create sysfs file\n"); } - make_even(&x, &w); - - spin_lock_irqsave(&dss_cache.lock, flags); - - /* - * Execute the outer loop until the inner loop has completed - * once without increasing the update area. This will ensure that - * all scaled overlays end up completely within the update area. - */ - do { - area_changed = false; - - /* We need to show the whole overlay if it is scaled. So look - * for those, and make the update area larger if found. - * Also mark the overlay cache dirty */ - for (i = 0; i < num_ovls; ++i) { - unsigned x1, y1, x2, y2; - unsigned outw, outh; - - oc = &dss_cache.overlay_cache[i]; - oi = &oc->info; - - if (oc->channel != mgr->id) - continue; - - oc->dirty = true; - - if (!enlarge_update_area) - continue; - - if (!oc->enabled) - continue; - - if (!dispc_is_overlay_scaled(oc)) - continue; - - outw = oi->out_width == 0 ? - oi->width : oi->out_width; - outh = oi->out_height == 0 ? - oi->height : oi->out_height; - - /* is the overlay outside the update region? */ - if (!rectangle_intersects(x, y, w, h, - oi->pos_x, oi->pos_y, - outw, outh)) - continue; - - /* if the overlay totally inside the update region? */ - if (rectangle_subset(oi->pos_x, oi->pos_y, outw, outh, - x, y, w, h)) - continue; - - if (x > oi->pos_x) - x1 = oi->pos_x; - else - x1 = x; - - if (y > oi->pos_y) - y1 = oi->pos_y; - else - y1 = y; - - if ((x + w) < (oi->pos_x + outw)) - x2 = oi->pos_x + outw; - else - x2 = x + w; - - if ((y + h) < (oi->pos_y + outh)) - y2 = oi->pos_y + outh; - else - y2 = y + h; - - x = x1; - y = y1; - w = x2 - x1; - h = y2 - y1; - - make_even(&x, &w); - - DSSDBG("changing upd area due to ovl(%d) " - "scaling %d,%d %dx%d\n", - i, x, y, w, h); - - area_changed = true; - } - } while (area_changed); - - mc = &dss_cache.manager_cache[mgr->id]; - mc->do_manual_update = true; - mc->enlarge_update_area = enlarge_update_area; - mc->x = x; - mc->y = y; - mc->w = w; - mc->h = h; - - configure_dispc(); - - mc->do_manual_update = false; - - spin_unlock_irqrestore(&dss_cache.lock, flags); - - *xi = x; - *yi = y; - *wi = w; - *hi = h; + return 0; } -void dss_start_update(struct omap_dss_device *dssdev) +void dss_uninit_overlay_managers(struct platform_device *pdev) { - struct manager_cache_data *mc; - struct overlay_cache_data *oc; - const int num_ovls = dss_feat_get_num_ovls(); - const int num_mgrs = dss_feat_get_num_mgrs(); - struct omap_overlay_manager *mgr; int i; - mgr = dssdev->manager; + for (i = 0; i < num_managers; ++i) { + struct omap_overlay_manager *mgr = &managers[i]; - for (i = 0; i < num_ovls; ++i) { - oc = &dss_cache.overlay_cache[i]; - if (oc->channel != mgr->id) - continue; - - oc->shadow_dirty = false; - } - - for (i = 0; i < num_mgrs; ++i) { - mc = &dss_cache.manager_cache[i]; - if (mgr->id != i) - continue; - - mc->shadow_dirty = false; + kobject_del(&mgr->kobj); + kobject_put(&mgr->kobj); } - dssdev->manager->enable(dssdev->manager); + kfree(managers); + managers = NULL; + num_managers = 0; } -static void dss_apply_irq_handler(void *data, u32 mask) +int omap_dss_get_num_overlay_managers(void) { - struct manager_cache_data *mc; - struct overlay_cache_data *oc; - const int num_ovls = dss_feat_get_num_ovls(); - const int num_mgrs = dss_feat_get_num_mgrs(); - int i, r; - bool mgr_busy[MAX_DSS_MANAGERS]; - u32 irq_mask; - - for (i = 0; i < num_mgrs; i++) - mgr_busy[i] = dispc_mgr_go_busy(i); - - spin_lock(&dss_cache.lock); - - for (i = 0; i < num_ovls; ++i) { - oc = &dss_cache.overlay_cache[i]; - if (!mgr_busy[oc->channel]) - oc->shadow_dirty = false; - } - - for (i = 0; i < num_mgrs; ++i) { - mc = &dss_cache.manager_cache[i]; - if (!mgr_busy[i]) - mc->shadow_dirty = false; - } - - r = configure_dispc(); - if (r == 1) - goto end; - - /* re-read busy flags */ - for (i = 0; i < num_mgrs; i++) - mgr_busy[i] = dispc_mgr_go_busy(i); - - /* keep running as long as there are busy managers, so that - * we can collect overlay-applied information */ - for (i = 0; i < num_mgrs; ++i) { - if (mgr_busy[i]) - goto end; - } - - irq_mask = DISPC_IRQ_VSYNC | DISPC_IRQ_EVSYNC_ODD | - DISPC_IRQ_EVSYNC_EVEN; - if (dss_has_feature(FEAT_MGR_LCD2)) - irq_mask |= DISPC_IRQ_VSYNC2; - - omap_dispc_unregister_isr(dss_apply_irq_handler, NULL, irq_mask); - dss_cache.irq_enabled = false; - -end: - spin_unlock(&dss_cache.lock); + return num_managers; } +EXPORT_SYMBOL(omap_dss_get_num_overlay_managers); -static int omap_dss_mgr_apply(struct omap_overlay_manager *mgr) +struct omap_overlay_manager *omap_dss_get_overlay_manager(int num) { - struct overlay_cache_data *oc; - struct manager_cache_data *mc; - int i; - struct omap_overlay *ovl; - int num_planes_enabled = 0; - bool use_fifomerge; - unsigned long flags; - int r; - - DSSDBG("omap_dss_mgr_apply(%s)\n", mgr->name); - - r = dispc_runtime_get(); - if (r) - return r; - - spin_lock_irqsave(&dss_cache.lock, flags); - - /* Configure overlays */ - for (i = 0; i < omap_dss_get_num_overlays(); ++i) { - struct omap_dss_device *dssdev; - - ovl = omap_dss_get_overlay(i); - - oc = &dss_cache.overlay_cache[ovl->id]; - - if (ovl->manager_changed) { - ovl->manager_changed = false; - ovl->info_dirty = true; - } - - if (!overlay_enabled(ovl)) { - if (oc->enabled) { - oc->enabled = false; - oc->dirty = true; - } - continue; - } - - if (!ovl->info_dirty) { - if (oc->enabled) - ++num_planes_enabled; - continue; - } - - dssdev = ovl->manager->device; - - if (dss_check_overlay(ovl, dssdev)) { - if (oc->enabled) { - oc->enabled = false; - oc->dirty = true; - } - continue; - } - - ovl->info_dirty = false; - oc->dirty = true; - oc->info = ovl->info; - - oc->replication = - dss_use_replication(dssdev, ovl->info.color_mode); - - oc->ilace = dssdev->type == OMAP_DISPLAY_TYPE_VENC; - - oc->channel = ovl->manager->id; - - oc->enabled = true; - - ++num_planes_enabled; - } - - /* Configure managers */ - list_for_each_entry(mgr, &manager_list, list) { - struct omap_dss_device *dssdev; + if (num >= num_managers) + return NULL; - mc = &dss_cache.manager_cache[mgr->id]; - - if (mgr->device_changed) { - mgr->device_changed = false; - mgr->info_dirty = true; - } - - if (!mgr->info_dirty) - continue; - - if (!mgr->device) - continue; - - dssdev = mgr->device; - - mgr->info_dirty = false; - mc->dirty = true; - mc->info = mgr->info; - - mc->manual_update = - dssdev->caps & OMAP_DSS_DISPLAY_CAP_MANUAL_UPDATE; - } - - /* XXX TODO: Try to get fifomerge working. The problem is that it - * affects both managers, not individually but at the same time. This - * means the change has to be well synchronized. I guess the proper way - * is to have a two step process for fifo merge: - * fifomerge enable: - * 1. disable other planes, leaving one plane enabled - * 2. wait until the planes are disabled on HW - * 3. config merged fifo thresholds, enable fifomerge - * fifomerge disable: - * 1. config unmerged fifo thresholds, disable fifomerge - * 2. wait until fifo changes are in HW - * 3. enable planes - */ - use_fifomerge = false; - - /* Configure overlay fifos */ - for (i = 0; i < omap_dss_get_num_overlays(); ++i) { - struct omap_dss_device *dssdev; - u32 size, burst_size; - - ovl = omap_dss_get_overlay(i); - - oc = &dss_cache.overlay_cache[ovl->id]; - - if (!oc->enabled) - continue; - - dssdev = ovl->manager->device; - - size = dispc_ovl_get_fifo_size(ovl->id); - if (use_fifomerge) - size *= 3; - - burst_size = dispc_ovl_get_burst_size(ovl->id); - - switch (dssdev->type) { - case OMAP_DISPLAY_TYPE_DPI: - case OMAP_DISPLAY_TYPE_DBI: - case OMAP_DISPLAY_TYPE_SDI: - case OMAP_DISPLAY_TYPE_VENC: - case OMAP_DISPLAY_TYPE_HDMI: - default_get_overlay_fifo_thresholds(ovl->id, size, - burst_size, &oc->fifo_low, - &oc->fifo_high); - break; -#ifdef CONFIG_OMAP2_DSS_DSI - case OMAP_DISPLAY_TYPE_DSI: - dsi_get_overlay_fifo_thresholds(ovl->id, size, - burst_size, &oc->fifo_low, - &oc->fifo_high); - break; -#endif - default: - BUG(); - } - } - - r = 0; - if (!dss_cache.irq_enabled) { - u32 mask; - - mask = DISPC_IRQ_VSYNC | DISPC_IRQ_EVSYNC_ODD | - DISPC_IRQ_EVSYNC_EVEN; - if (dss_has_feature(FEAT_MGR_LCD2)) - mask |= DISPC_IRQ_VSYNC2; - - r = omap_dispc_register_isr(dss_apply_irq_handler, NULL, mask); - dss_cache.irq_enabled = true; - } - configure_dispc(); - - spin_unlock_irqrestore(&dss_cache.lock, flags); - - dispc_runtime_put(); - - return r; + return &managers[num]; } +EXPORT_SYMBOL(omap_dss_get_overlay_manager); -static int dss_check_manager(struct omap_overlay_manager *mgr) +int dss_mgr_simple_check(struct omap_overlay_manager *mgr, + const struct omap_overlay_manager_info *info) { if (dss_has_feature(FEAT_ALPHA_FIXED_ZORDER)) { /* * OMAP3 supports only graphics source transparency color key * and alpha blending simultaneously. See TRM 15.4.2.4.2.2 - * Alpha Mode + * Alpha Mode. */ - if (mgr->info.partial_alpha_enabled && mgr->info.trans_enabled - && mgr->info.trans_key_type != - OMAP_DSS_COLOR_KEY_GFX_DST) + if (info->partial_alpha_enabled && info->trans_enabled + && info->trans_key_type != OMAP_DSS_COLOR_KEY_GFX_DST) { + DSSERR("check_manager: illegal transparency key\n"); return -EINVAL; + } } return 0; } -static int omap_dss_mgr_set_info(struct omap_overlay_manager *mgr, - struct omap_overlay_manager_info *info) -{ - int r; - struct omap_overlay_manager_info old_info; - - old_info = mgr->info; - mgr->info = *info; - - r = dss_check_manager(mgr); - if (r) { - mgr->info = old_info; - return r; - } - - mgr->info_dirty = true; - - return 0; -} - -static void omap_dss_mgr_get_info(struct omap_overlay_manager *mgr, - struct omap_overlay_manager_info *info) +static int dss_mgr_check_zorder(struct omap_overlay_manager *mgr, + struct omap_overlay_info **overlay_infos) { - *info = mgr->info; -} + struct omap_overlay *ovl1, *ovl2; + struct omap_overlay_info *info1, *info2; -static int dss_mgr_enable(struct omap_overlay_manager *mgr) -{ - dispc_mgr_enable(mgr->id, 1); - return 0; -} + list_for_each_entry(ovl1, &mgr->overlays, list) { + info1 = overlay_infos[ovl1->id]; -static int dss_mgr_disable(struct omap_overlay_manager *mgr) -{ - dispc_mgr_enable(mgr->id, 0); - return 0; -} - -static void omap_dss_add_overlay_manager(struct omap_overlay_manager *manager) -{ - ++num_managers; - list_add_tail(&manager->list, &manager_list); -} - -int dss_init_overlay_managers(struct platform_device *pdev) -{ - int i, r; - - spin_lock_init(&dss_cache.lock); - - INIT_LIST_HEAD(&manager_list); - - num_managers = 0; - - for (i = 0; i < dss_feat_get_num_mgrs(); ++i) { - struct omap_overlay_manager *mgr; - mgr = kzalloc(sizeof(*mgr), GFP_KERNEL); - - BUG_ON(mgr == NULL); - - switch (i) { - case 0: - mgr->name = "lcd"; - mgr->id = OMAP_DSS_CHANNEL_LCD; - break; - case 1: - mgr->name = "tv"; - mgr->id = OMAP_DSS_CHANNEL_DIGIT; - break; - case 2: - mgr->name = "lcd2"; - mgr->id = OMAP_DSS_CHANNEL_LCD2; - break; - } - - mgr->set_device = &omap_dss_set_device; - mgr->unset_device = &omap_dss_unset_device; - mgr->apply = &omap_dss_mgr_apply; - mgr->set_manager_info = &omap_dss_mgr_set_info; - mgr->get_manager_info = &omap_dss_mgr_get_info; - mgr->wait_for_go = &dss_mgr_wait_for_go; - mgr->wait_for_vsync = &dss_mgr_wait_for_vsync; - - mgr->enable = &dss_mgr_enable; - mgr->disable = &dss_mgr_disable; - - mgr->caps = 0; - mgr->supported_displays = - dss_feat_get_supported_displays(mgr->id); + if (info1 == NULL) + continue; - dss_overlay_setup_dispc_manager(mgr); + list_for_each_entry(ovl2, &mgr->overlays, list) { + if (ovl1 == ovl2) + continue; - omap_dss_add_overlay_manager(mgr); + info2 = overlay_infos[ovl2->id]; - r = kobject_init_and_add(&mgr->kobj, &manager_ktype, - &pdev->dev.kobj, "manager%d", i); + if (info2 == NULL) + continue; - if (r) { - DSSERR("failed to create sysfs file\n"); - continue; + if (info1->zorder == info2->zorder) { + DSSERR("overlays %d and %d have the same " + "zorder %d\n", + ovl1->id, ovl2->id, info1->zorder); + return -EINVAL; + } } } return 0; } -void dss_uninit_overlay_managers(struct platform_device *pdev) +int dss_mgr_check(struct omap_overlay_manager *mgr, + struct omap_dss_device *dssdev, + struct omap_overlay_manager_info *info, + struct omap_overlay_info **overlay_infos) { - struct omap_overlay_manager *mgr; + struct omap_overlay *ovl; + int r; - while (!list_empty(&manager_list)) { - mgr = list_first_entry(&manager_list, - struct omap_overlay_manager, list); - list_del(&mgr->list); - kobject_del(&mgr->kobj); - kobject_put(&mgr->kobj); - kfree(mgr); + if (dss_has_feature(FEAT_ALPHA_FREE_ZORDER)) { + r = dss_mgr_check_zorder(mgr, overlay_infos); + if (r) + return r; } - num_managers = 0; -} + list_for_each_entry(ovl, &mgr->overlays, list) { + struct omap_overlay_info *oi; + int r; -int omap_dss_get_num_overlay_managers(void) -{ - return num_managers; -} -EXPORT_SYMBOL(omap_dss_get_num_overlay_managers); + oi = overlay_infos[ovl->id]; -struct omap_overlay_manager *omap_dss_get_overlay_manager(int num) -{ - int i = 0; - struct omap_overlay_manager *mgr; + if (oi == NULL) + continue; - list_for_each_entry(mgr, &manager_list, list) { - if (i++ == num) - return mgr; + r = dss_ovl_check(ovl, oi, dssdev); + if (r) + return r; } - return NULL; + return 0; } -EXPORT_SYMBOL(omap_dss_get_overlay_manager); - diff --git a/drivers/video/omap2/dss/overlay.c b/drivers/video/omap2/dss/overlay.c index ab8e40e4875..6e821810dee 100644 --- a/drivers/video/omap2/dss/overlay.c +++ b/drivers/video/omap2/dss/overlay.c @@ -38,7 +38,7 @@ #include "dss_features.h" static int num_overlays; -static struct list_head overlay_list; +static struct omap_overlay *overlays; static ssize_t overlay_name_show(struct omap_overlay *ovl, char *buf) { @@ -124,19 +124,31 @@ err: static ssize_t overlay_input_size_show(struct omap_overlay *ovl, char *buf) { + struct omap_overlay_info info; + + ovl->get_overlay_info(ovl, &info); + return snprintf(buf, PAGE_SIZE, "%d,%d\n", - ovl->info.width, ovl->info.height); + info.width, info.height); } static ssize_t overlay_screen_width_show(struct omap_overlay *ovl, char *buf) { - return snprintf(buf, PAGE_SIZE, "%d\n", ovl->info.screen_width); + struct omap_overlay_info info; + + ovl->get_overlay_info(ovl, &info); + + return snprintf(buf, PAGE_SIZE, "%d\n", info.screen_width); } static ssize_t overlay_position_show(struct omap_overlay *ovl, char *buf) { + struct omap_overlay_info info; + + ovl->get_overlay_info(ovl, &info); + return snprintf(buf, PAGE_SIZE, "%d,%d\n", - ovl->info.pos_x, ovl->info.pos_y); + info.pos_x, info.pos_y); } static ssize_t overlay_position_store(struct omap_overlay *ovl, @@ -170,8 +182,12 @@ static ssize_t overlay_position_store(struct omap_overlay *ovl, static ssize_t overlay_output_size_show(struct omap_overlay *ovl, char *buf) { + struct omap_overlay_info info; + + ovl->get_overlay_info(ovl, &info); + return snprintf(buf, PAGE_SIZE, "%d,%d\n", - ovl->info.out_width, ovl->info.out_height); + info.out_width, info.out_height); } static ssize_t overlay_output_size_store(struct omap_overlay *ovl, @@ -205,7 +221,7 @@ static ssize_t overlay_output_size_store(struct omap_overlay *ovl, static ssize_t overlay_enabled_show(struct omap_overlay *ovl, char *buf) { - return snprintf(buf, PAGE_SIZE, "%d\n", ovl->info.enabled); + return snprintf(buf, PAGE_SIZE, "%d\n", ovl->is_enabled(ovl)); } static ssize_t overlay_enabled_store(struct omap_overlay *ovl, const char *buf, @@ -213,33 +229,30 @@ static ssize_t overlay_enabled_store(struct omap_overlay *ovl, const char *buf, { int r; bool enable; - struct omap_overlay_info info; - - ovl->get_overlay_info(ovl, &info); r = strtobool(buf, &enable); if (r) return r; - info.enabled = enable; + if (enable) + r = ovl->enable(ovl); + else + r = ovl->disable(ovl); - r = ovl->set_overlay_info(ovl, &info); if (r) return r; - if (ovl->manager) { - r = ovl->manager->apply(ovl->manager); - if (r) - return r; - } - return size; } static ssize_t overlay_global_alpha_show(struct omap_overlay *ovl, char *buf) { + struct omap_overlay_info info; + + ovl->get_overlay_info(ovl, &info); + return snprintf(buf, PAGE_SIZE, "%d\n", - ovl->info.global_alpha); + info.global_alpha); } static ssize_t overlay_global_alpha_store(struct omap_overlay *ovl, @@ -276,8 +289,12 @@ static ssize_t overlay_global_alpha_store(struct omap_overlay *ovl, static ssize_t overlay_pre_mult_alpha_show(struct omap_overlay *ovl, char *buf) { + struct omap_overlay_info info; + + ovl->get_overlay_info(ovl, &info); + return snprintf(buf, PAGE_SIZE, "%d\n", - ovl->info.pre_mult_alpha); + info.pre_mult_alpha); } static ssize_t overlay_pre_mult_alpha_store(struct omap_overlay *ovl, @@ -313,7 +330,11 @@ static ssize_t overlay_pre_mult_alpha_store(struct omap_overlay *ovl, static ssize_t overlay_zorder_show(struct omap_overlay *ovl, char *buf) { - return snprintf(buf, PAGE_SIZE, "%d\n", ovl->info.zorder); + struct omap_overlay_info info; + + ovl->get_overlay_info(ovl, &info); + + return snprintf(buf, PAGE_SIZE, "%d\n", info.zorder); } static ssize_t overlay_zorder_store(struct omap_overlay *ovl, @@ -430,183 +451,6 @@ static struct kobj_type overlay_ktype = { .default_attrs = overlay_sysfs_attrs, }; -/* Check if overlay parameters are compatible with display */ -int dss_check_overlay(struct omap_overlay *ovl, struct omap_dss_device *dssdev) -{ - struct omap_overlay_info *info; - u16 outw, outh; - u16 dw, dh; - int i; - - if (!dssdev) - return 0; - - if (!ovl->info.enabled) - return 0; - - info = &ovl->info; - - if (info->paddr == 0) { - DSSDBG("check_overlay failed: paddr 0\n"); - return -EINVAL; - } - - dssdev->driver->get_resolution(dssdev, &dw, &dh); - - DSSDBG("check_overlay %d: (%d,%d %dx%d -> %dx%d) disp (%dx%d)\n", - ovl->id, - info->pos_x, info->pos_y, - info->width, info->height, - info->out_width, info->out_height, - dw, dh); - - if ((ovl->caps & OMAP_DSS_OVL_CAP_SCALE) == 0) { - outw = info->width; - outh = info->height; - } else { - if (info->out_width == 0) - outw = info->width; - else - outw = info->out_width; - - if (info->out_height == 0) - outh = info->height; - else - outh = info->out_height; - } - - if (dw < info->pos_x + outw) { - DSSDBG("check_overlay failed 1: %d < %d + %d\n", - dw, info->pos_x, outw); - return -EINVAL; - } - - if (dh < info->pos_y + outh) { - DSSDBG("check_overlay failed 2: %d < %d + %d\n", - dh, info->pos_y, outh); - return -EINVAL; - } - - if ((ovl->supported_modes & info->color_mode) == 0) { - DSSERR("overlay doesn't support mode %d\n", info->color_mode); - return -EINVAL; - } - - if (ovl->caps & OMAP_DSS_OVL_CAP_ZORDER) { - if (info->zorder < 0 || info->zorder > 3) { - DSSERR("zorder out of range: %d\n", - info->zorder); - return -EINVAL; - } - /* - * Check that zorder doesn't match with zorder of any other - * overlay which is enabled and is also connected to the same - * manager - */ - for (i = 0; i < omap_dss_get_num_overlays(); i++) { - struct omap_overlay *tmp_ovl = omap_dss_get_overlay(i); - - if (tmp_ovl->id != ovl->id && - tmp_ovl->manager == ovl->manager && - tmp_ovl->info.enabled == true && - tmp_ovl->info.zorder == info->zorder) { - DSSERR("%s and %s have same zorder: %d\n", - ovl->name, tmp_ovl->name, info->zorder); - return -EINVAL; - } - } - } - - return 0; -} - -static int dss_ovl_set_overlay_info(struct omap_overlay *ovl, - struct omap_overlay_info *info) -{ - int r; - struct omap_overlay_info old_info; - - old_info = ovl->info; - ovl->info = *info; - - if (ovl->manager) { - r = dss_check_overlay(ovl, ovl->manager->device); - if (r) { - ovl->info = old_info; - return r; - } - } - - ovl->info_dirty = true; - - return 0; -} - -static void dss_ovl_get_overlay_info(struct omap_overlay *ovl, - struct omap_overlay_info *info) -{ - *info = ovl->info; -} - -static int dss_ovl_wait_for_go(struct omap_overlay *ovl) -{ - return dss_mgr_wait_for_go_ovl(ovl); -} - -static int omap_dss_set_manager(struct omap_overlay *ovl, - struct omap_overlay_manager *mgr) -{ - if (!mgr) - return -EINVAL; - - if (ovl->manager) { - DSSERR("overlay '%s' already has a manager '%s'\n", - ovl->name, ovl->manager->name); - return -EINVAL; - } - - if (ovl->info.enabled) { - DSSERR("overlay has to be disabled to change the manager\n"); - return -EINVAL; - } - - ovl->manager = mgr; - ovl->manager_changed = true; - - /* XXX: When there is an overlay on a DSI manual update display, and - * the overlay is first disabled, then moved to tv, and enabled, we - * seem to get SYNC_LOST_DIGIT error. - * - * Waiting doesn't seem to help, but updating the manual update display - * after disabling the overlay seems to fix this. This hints that the - * overlay is perhaps somehow tied to the LCD output until the output - * is updated. - * - * Userspace workaround for this is to update the LCD after disabling - * the overlay, but before moving the overlay to TV. - */ - - return 0; -} - -static int omap_dss_unset_manager(struct omap_overlay *ovl) -{ - if (!ovl->manager) { - DSSERR("failed to detach overlay: manager not set\n"); - return -EINVAL; - } - - if (ovl->info.enabled) { - DSSERR("overlay has to be disabled to unset the manager\n"); - return -EINVAL; - } - - ovl->manager = NULL; - ovl->manager_changed = true; - - return 0; -} - int omap_dss_get_num_overlays(void) { return num_overlays; @@ -615,134 +459,65 @@ EXPORT_SYMBOL(omap_dss_get_num_overlays); struct omap_overlay *omap_dss_get_overlay(int num) { - int i = 0; - struct omap_overlay *ovl; + if (num >= num_overlays) + return NULL; - list_for_each_entry(ovl, &overlay_list, list) { - if (i++ == num) - return ovl; - } - - return NULL; + return &overlays[num]; } EXPORT_SYMBOL(omap_dss_get_overlay); -static void omap_dss_add_overlay(struct omap_overlay *overlay) -{ - ++num_overlays; - list_add_tail(&overlay->list, &overlay_list); -} - -static struct omap_overlay *dispc_overlays[MAX_DSS_OVERLAYS]; - -void dss_overlay_setup_dispc_manager(struct omap_overlay_manager *mgr) -{ - mgr->num_overlays = dss_feat_get_num_ovls(); - mgr->overlays = dispc_overlays; -} - -#ifdef L4_EXAMPLE -static struct omap_overlay *l4_overlays[1]; -void dss_overlay_setup_l4_manager(struct omap_overlay_manager *mgr) -{ - mgr->num_overlays = 1; - mgr->overlays = l4_overlays; -} -#endif - void dss_init_overlays(struct platform_device *pdev) { int i, r; - INIT_LIST_HEAD(&overlay_list); + num_overlays = dss_feat_get_num_ovls(); - num_overlays = 0; + overlays = kzalloc(sizeof(struct omap_overlay) * num_overlays, + GFP_KERNEL); - for (i = 0; i < dss_feat_get_num_ovls(); ++i) { - struct omap_overlay *ovl; - ovl = kzalloc(sizeof(*ovl), GFP_KERNEL); + BUG_ON(overlays == NULL); - BUG_ON(ovl == NULL); + for (i = 0; i < num_overlays; ++i) { + struct omap_overlay *ovl = &overlays[i]; switch (i) { case 0: ovl->name = "gfx"; ovl->id = OMAP_DSS_GFX; - ovl->info.global_alpha = 255; - ovl->info.zorder = 0; break; case 1: ovl->name = "vid1"; ovl->id = OMAP_DSS_VIDEO1; - ovl->info.global_alpha = 255; - ovl->info.zorder = - dss_has_feature(FEAT_ALPHA_FREE_ZORDER) ? 3 : 0; break; case 2: ovl->name = "vid2"; ovl->id = OMAP_DSS_VIDEO2; - ovl->info.global_alpha = 255; - ovl->info.zorder = - dss_has_feature(FEAT_ALPHA_FREE_ZORDER) ? 2 : 0; break; case 3: ovl->name = "vid3"; ovl->id = OMAP_DSS_VIDEO3; - ovl->info.global_alpha = 255; - ovl->info.zorder = - dss_has_feature(FEAT_ALPHA_FREE_ZORDER) ? 1 : 0; break; } - ovl->set_manager = &omap_dss_set_manager; - ovl->unset_manager = &omap_dss_unset_manager; - ovl->set_overlay_info = &dss_ovl_set_overlay_info; - ovl->get_overlay_info = &dss_ovl_get_overlay_info; - ovl->wait_for_go = &dss_ovl_wait_for_go; + ovl->is_enabled = &dss_ovl_is_enabled; + ovl->enable = &dss_ovl_enable; + ovl->disable = &dss_ovl_disable; + ovl->set_manager = &dss_ovl_set_manager; + ovl->unset_manager = &dss_ovl_unset_manager; + ovl->set_overlay_info = &dss_ovl_set_info; + ovl->get_overlay_info = &dss_ovl_get_info; + ovl->wait_for_go = &dss_mgr_wait_for_go_ovl; ovl->caps = dss_feat_get_overlay_caps(ovl->id); ovl->supported_modes = dss_feat_get_supported_color_modes(ovl->id); - omap_dss_add_overlay(ovl); - r = kobject_init_and_add(&ovl->kobj, &overlay_ktype, &pdev->dev.kobj, "overlay%d", i); - if (r) { - DSSERR("failed to create sysfs file\n"); - continue; - } - - dispc_overlays[i] = ovl; - } - -#ifdef L4_EXAMPLE - { - struct omap_overlay *ovl; - ovl = kzalloc(sizeof(*ovl), GFP_KERNEL); - - BUG_ON(ovl == NULL); - - ovl->name = "l4"; - ovl->supported_modes = OMAP_DSS_COLOR_RGB24U; - - ovl->set_manager = &omap_dss_set_manager; - ovl->unset_manager = &omap_dss_unset_manager; - ovl->set_overlay_info = &dss_ovl_set_overlay_info; - ovl->get_overlay_info = &dss_ovl_get_overlay_info; - - omap_dss_add_overlay(ovl); - - r = kobject_init_and_add(&ovl->kobj, &overlay_ktype, - &pdev->dev.kobj, "overlayl4"); - if (r) DSSERR("failed to create sysfs file\n"); - - l4_overlays[0] = ovl; } -#endif } /* connect overlays to the new device, if not already connected. if force @@ -795,8 +570,8 @@ void dss_recheck_connections(struct omap_dss_device *dssdev, bool force) ovl = omap_dss_get_overlay(i); if (!ovl->manager || force) { if (ovl->manager) - omap_dss_unset_manager(ovl); - omap_dss_set_manager(ovl, mgr); + ovl->unset_manager(ovl); + ovl->set_manager(ovl, mgr); } } @@ -806,17 +581,95 @@ void dss_recheck_connections(struct omap_dss_device *dssdev, bool force) void dss_uninit_overlays(struct platform_device *pdev) { - struct omap_overlay *ovl; + int i; + + for (i = 0; i < num_overlays; ++i) { + struct omap_overlay *ovl = &overlays[i]; - while (!list_empty(&overlay_list)) { - ovl = list_first_entry(&overlay_list, - struct omap_overlay, list); - list_del(&ovl->list); kobject_del(&ovl->kobj); kobject_put(&ovl->kobj); - kfree(ovl); } + kfree(overlays); + overlays = NULL; num_overlays = 0; } +int dss_ovl_simple_check(struct omap_overlay *ovl, + const struct omap_overlay_info *info) +{ + if (info->paddr == 0) { + DSSERR("check_overlay: paddr cannot be 0\n"); + return -EINVAL; + } + + if ((ovl->caps & OMAP_DSS_OVL_CAP_SCALE) == 0) { + if (info->out_width != 0 && info->width != info->out_width) { + DSSERR("check_overlay: overlay %d doesn't support " + "scaling\n", ovl->id); + return -EINVAL; + } + + if (info->out_height != 0 && info->height != info->out_height) { + DSSERR("check_overlay: overlay %d doesn't support " + "scaling\n", ovl->id); + return -EINVAL; + } + } + + if ((ovl->supported_modes & info->color_mode) == 0) { + DSSERR("check_overlay: overlay %d doesn't support mode %d\n", + ovl->id, info->color_mode); + return -EINVAL; + } + + if (info->zorder >= omap_dss_get_num_overlays()) { + DSSERR("check_overlay: zorder %d too high\n", info->zorder); + return -EINVAL; + } + + return 0; +} + +int dss_ovl_check(struct omap_overlay *ovl, + struct omap_overlay_info *info, struct omap_dss_device *dssdev) +{ + u16 outw, outh; + u16 dw, dh; + + if (dssdev == NULL) + return 0; + + dssdev->driver->get_resolution(dssdev, &dw, &dh); + + if ((ovl->caps & OMAP_DSS_OVL_CAP_SCALE) == 0) { + outw = info->width; + outh = info->height; + } else { + if (info->out_width == 0) + outw = info->width; + else + outw = info->out_width; + + if (info->out_height == 0) + outh = info->height; + else + outh = info->out_height; + } + + if (dw < info->pos_x + outw) { + DSSERR("overlay %d horizontally not inside the display area " + "(%d + %d >= %d)\n", + ovl->id, info->pos_x, outw, dw); + return -EINVAL; + } + + if (dh < info->pos_y + outh) { + DSSERR("overlay %d vertically not inside the display area " + "(%d + %d >= %d)\n", + ovl->id, info->pos_y, outh, dh); + return -EINVAL; + } + + return 0; +} diff --git a/drivers/video/omap2/dss/rfbi.c b/drivers/video/omap2/dss/rfbi.c index 1130c608a56..814bb9500dc 100644 --- a/drivers/video/omap2/dss/rfbi.c +++ b/drivers/video/omap2/dss/rfbi.c @@ -784,7 +784,6 @@ int omap_rfbi_prepare_update(struct omap_dss_device *dssdev, if (*w == 0 || *h == 0) return -EINVAL; - dss_setup_partial_planes(dssdev, x, y, w, h, true); dispc_mgr_set_lcd_size(dssdev->manager->id, *w, *h); return 0; diff --git a/drivers/video/omap2/dss/sdi.c b/drivers/video/omap2/dss/sdi.c index 40305ad7841..8266ca0d666 100644 --- a/drivers/video/omap2/dss/sdi.c +++ b/drivers/video/omap2/dss/sdi.c @@ -123,10 +123,14 @@ int omapdss_sdi_display_enable(struct omap_dss_device *dssdev) goto err_sdi_enable; mdelay(2); - dssdev->manager->enable(dssdev->manager); + r = dss_mgr_enable(dssdev->manager); + if (r) + goto err_mgr_enable; return 0; +err_mgr_enable: + dss_sdi_disable(); err_sdi_enable: err_set_dispc_clock_div: err_set_dss_clock_div: @@ -145,7 +149,7 @@ EXPORT_SYMBOL(omapdss_sdi_display_enable); void omapdss_sdi_display_disable(struct omap_dss_device *dssdev) { - dssdev->manager->disable(dssdev->manager); + dss_mgr_disable(dssdev->manager); dss_sdi_disable(); diff --git a/drivers/video/omap2/dss/ti_hdmi.h b/drivers/video/omap2/dss/ti_hdmi.h index 2c3443dabb1..7503f7f619a 100644 --- a/drivers/video/omap2/dss/ti_hdmi.h +++ b/drivers/video/omap2/dss/ti_hdmi.h @@ -110,6 +110,11 @@ struct ti_hdmi_ip_ops { void (*dump_phy)(struct hdmi_ip_data *ip_data, struct seq_file *s); +#if defined(CONFIG_SND_OMAP_SOC_OMAP4_HDMI) || \ + defined(CONFIG_SND_OMAP_SOC_OMAP4_HDMI_MODULE) + void (*audio_enable)(struct hdmi_ip_data *ip_data, bool start); +#endif + }; struct hdmi_ip_data { @@ -134,5 +139,8 @@ void ti_hdmi_4xxx_wp_dump(struct hdmi_ip_data *ip_data, struct seq_file *s); void ti_hdmi_4xxx_pll_dump(struct hdmi_ip_data *ip_data, struct seq_file *s); void ti_hdmi_4xxx_core_dump(struct hdmi_ip_data *ip_data, struct seq_file *s); void ti_hdmi_4xxx_phy_dump(struct hdmi_ip_data *ip_data, struct seq_file *s); - +#if defined(CONFIG_SND_OMAP_SOC_OMAP4_HDMI) || \ + defined(CONFIG_SND_OMAP_SOC_OMAP4_HDMI_MODULE) +void ti_hdmi_4xxx_wp_audio_enable(struct hdmi_ip_data *ip_data, bool enable); +#endif #endif diff --git a/drivers/video/omap2/dss/ti_hdmi_4xxx_ip.c b/drivers/video/omap2/dss/ti_hdmi_4xxx_ip.c index e1a6ce518af..9af81f18f16 100644 --- a/drivers/video/omap2/dss/ti_hdmi_4xxx_ip.c +++ b/drivers/video/omap2/dss/ti_hdmi_4xxx_ip.c @@ -1204,36 +1204,13 @@ int hdmi_config_audio_acr(struct hdmi_ip_data *ip_data, return 0; } -int hdmi_audio_trigger(struct hdmi_ip_data *ip_data, - struct snd_pcm_substream *substream, int cmd, - struct snd_soc_dai *dai) +void ti_hdmi_4xxx_wp_audio_enable(struct hdmi_ip_data *ip_data, bool enable) { - int err = 0; - switch (cmd) { - case SNDRV_PCM_TRIGGER_START: - case SNDRV_PCM_TRIGGER_RESUME: - case SNDRV_PCM_TRIGGER_PAUSE_RELEASE: - REG_FLD_MOD(hdmi_av_base(ip_data), - HDMI_CORE_AV_AUD_MODE, 1, 0, 0); - REG_FLD_MOD(hdmi_wp_base(ip_data), - HDMI_WP_AUDIO_CTRL, 1, 31, 31); - REG_FLD_MOD(hdmi_wp_base(ip_data), - HDMI_WP_AUDIO_CTRL, 1, 30, 30); - break; - - case SNDRV_PCM_TRIGGER_STOP: - case SNDRV_PCM_TRIGGER_SUSPEND: - case SNDRV_PCM_TRIGGER_PAUSE_PUSH: - REG_FLD_MOD(hdmi_av_base(ip_data), - HDMI_CORE_AV_AUD_MODE, 0, 0, 0); - REG_FLD_MOD(hdmi_wp_base(ip_data), - HDMI_WP_AUDIO_CTRL, 0, 30, 30); - REG_FLD_MOD(hdmi_wp_base(ip_data), - HDMI_WP_AUDIO_CTRL, 0, 31, 31); - break; - default: - err = -EINVAL; - } - return err; + REG_FLD_MOD(hdmi_av_base(ip_data), + HDMI_CORE_AV_AUD_MODE, enable, 0, 0); + REG_FLD_MOD(hdmi_wp_base(ip_data), + HDMI_WP_AUDIO_CTRL, enable, 31, 31); + REG_FLD_MOD(hdmi_wp_base(ip_data), + HDMI_WP_AUDIO_CTRL, enable, 30, 30); } #endif diff --git a/drivers/video/omap2/dss/ti_hdmi_4xxx_ip.h b/drivers/video/omap2/dss/ti_hdmi_4xxx_ip.h index 204095632d2..a442998980f 100644 --- a/drivers/video/omap2/dss/ti_hdmi_4xxx_ip.h +++ b/drivers/video/omap2/dss/ti_hdmi_4xxx_ip.h @@ -576,9 +576,6 @@ struct hdmi_core_audio_config { #if defined(CONFIG_SND_OMAP_SOC_OMAP4_HDMI) || \ defined(CONFIG_SND_OMAP_SOC_OMAP4_HDMI_MODULE) -int hdmi_audio_trigger(struct hdmi_ip_data *ip_data, - struct snd_pcm_substream *substream, int cmd, - struct snd_soc_dai *dai); int hdmi_config_audio_acr(struct hdmi_ip_data *ip_data, u32 sample_freq, u32 *n, u32 *cts); void hdmi_core_audio_infoframe_config(struct hdmi_ip_data *ip_data, diff --git a/drivers/video/omap2/dss/venc.c b/drivers/video/omap2/dss/venc.c index 7533458ba4d..b3e9f909158 100644 --- a/drivers/video/omap2/dss/venc.c +++ b/drivers/video/omap2/dss/venc.c @@ -417,9 +417,10 @@ static const struct venc_config *venc_timings_to_config( BUG(); } -static void venc_power_on(struct omap_dss_device *dssdev) +static int venc_power_on(struct omap_dss_device *dssdev) { u32 l; + int r; venc_reset(); venc_write_config(venc_timings_to_config(&dssdev->panel.timings)); @@ -447,7 +448,22 @@ static void venc_power_on(struct omap_dss_device *dssdev) if (dssdev->platform_enable) dssdev->platform_enable(dssdev); - dssdev->manager->enable(dssdev->manager); + r = dss_mgr_enable(dssdev->manager); + if (r) + goto err; + + return 0; + +err: + venc_write_reg(VENC_OUTPUT_CONTROL, 0); + dss_set_dac_pwrdn_bgz(0); + + if (dssdev->platform_disable) + dssdev->platform_disable(dssdev); + + regulator_disable(venc.vdda_dac_reg); + + return r; } static void venc_power_off(struct omap_dss_device *dssdev) @@ -455,7 +471,7 @@ static void venc_power_off(struct omap_dss_device *dssdev) venc_write_reg(VENC_OUTPUT_CONTROL, 0); dss_set_dac_pwrdn_bgz(0); - dssdev->manager->disable(dssdev->manager); + dss_mgr_disable(dssdev->manager); if (dssdev->platform_disable) dssdev->platform_disable(dssdev); @@ -504,7 +520,9 @@ static int venc_panel_enable(struct omap_dss_device *dssdev) if (r) goto err1; - venc_power_on(dssdev); + r = venc_power_on(dssdev); + if (r) + goto err2; venc.wss_data = 0; @@ -512,6 +530,8 @@ static int venc_panel_enable(struct omap_dss_device *dssdev) mutex_unlock(&venc.venc_lock); return 0; +err2: + venc_runtime_put(); err1: omap_dss_stop_device(dssdev); err0: diff --git a/drivers/video/omap2/omapfb/omapfb-ioctl.c b/drivers/video/omap2/omapfb/omapfb-ioctl.c index df7bcce5b10..16ba6196f33 100644 --- a/drivers/video/omap2/omapfb/omapfb-ioctl.c +++ b/drivers/video/omap2/omapfb/omapfb-ioctl.c @@ -111,28 +111,22 @@ static int omapfb_setup_plane(struct fb_info *fbi, struct omapfb_plane_info *pi) set_fb_fix(fbi); } - if (pi->enabled) { - struct omap_overlay_info info; + if (!pi->enabled) { + r = ovl->disable(ovl); + if (r) + goto undo; + } + if (pi->enabled) { r = omapfb_setup_overlay(fbi, ovl, pi->pos_x, pi->pos_y, pi->out_width, pi->out_height); if (r) goto undo; - - ovl->get_overlay_info(ovl, &info); - - if (!info.enabled) { - info.enabled = pi->enabled; - r = ovl->set_overlay_info(ovl, &info); - if (r) - goto undo; - } } else { struct omap_overlay_info info; ovl->get_overlay_info(ovl, &info); - info.enabled = pi->enabled; info.pos_x = pi->pos_x; info.pos_y = pi->pos_y; info.out_width = pi->out_width; @@ -146,6 +140,12 @@ static int omapfb_setup_plane(struct fb_info *fbi, struct omapfb_plane_info *pi) if (ovl->manager) ovl->manager->apply(ovl->manager); + if (pi->enabled) { + r = ovl->enable(ovl); + if (r) + goto undo; + } + /* Release the locks in a specific order to keep lockdep happy */ if (old_rg->id > new_rg->id) { omapfb_put_mem_region(old_rg); @@ -189,19 +189,19 @@ static int omapfb_query_plane(struct fb_info *fbi, struct omapfb_plane_info *pi) memset(pi, 0, sizeof(*pi)); } else { struct omap_overlay *ovl; - struct omap_overlay_info *ovli; + struct omap_overlay_info ovli; ovl = ofbi->overlays[0]; - ovli = &ovl->info; + ovl->get_overlay_info(ovl, &ovli); - pi->pos_x = ovli->pos_x; - pi->pos_y = ovli->pos_y; - pi->enabled = ovli->enabled; + pi->pos_x = ovli.pos_x; + pi->pos_y = ovli.pos_y; + pi->enabled = ovl->is_enabled(ovl); pi->channel_out = 0; /* xxx */ pi->mirror = 0; pi->mem_idx = get_mem_idx(ofbi); - pi->out_width = ovli->out_width; - pi->out_height = ovli->out_height; + pi->out_width = ovli.out_width; + pi->out_height = ovli.out_height; } return 0; @@ -238,7 +238,9 @@ static int omapfb_setup_mem(struct fb_info *fbi, struct omapfb_mem_info *mi) continue; for (j = 0; j < ofbi2->num_overlays; j++) { - if (ofbi2->overlays[j]->info.enabled) { + struct omap_overlay *ovl; + ovl = ofbi2->overlays[j]; + if (ovl->is_enabled(ovl)) { r = -EBUSY; goto out; } diff --git a/drivers/video/omap2/omapfb/omapfb-main.c b/drivers/video/omap2/omapfb/omapfb-main.c index 68ba1f80008..ce158311ff5 100644 --- a/drivers/video/omap2/omapfb/omapfb-main.c +++ b/drivers/video/omap2/omapfb/omapfb-main.c @@ -970,16 +970,20 @@ int omapfb_apply_changes(struct fb_info *fbi, int init) outh = var->yres; } } else { - outw = ovl->info.out_width; - outh = ovl->info.out_height; + struct omap_overlay_info info; + ovl->get_overlay_info(ovl, &info); + outw = info.out_width; + outh = info.out_height; } if (init) { posx = 0; posy = 0; } else { - posx = ovl->info.pos_x; - posy = ovl->info.pos_y; + struct omap_overlay_info info; + ovl->get_overlay_info(ovl, &info); + posx = info.pos_x; + posy = info.pos_y; } r = omapfb_setup_overlay(fbi, ovl, posx, posy, outw, outh); @@ -2067,6 +2071,8 @@ static int omapfb_create_framebuffers(struct omapfb2_device *fbdev) if (ofbi->num_overlays > 0) { struct omap_overlay *ovl = ofbi->overlays[0]; + ovl->manager->apply(ovl->manager); + r = omapfb_overlay_enable(ovl, 1); if (r) { diff --git a/drivers/video/omap2/omapfb/omapfb-sysfs.c b/drivers/video/omap2/omapfb/omapfb-sysfs.c index 1694d5148f3..e8d8cc76a43 100644 --- a/drivers/video/omap2/omapfb/omapfb-sysfs.c +++ b/drivers/video/omap2/omapfb/omapfb-sysfs.c @@ -473,7 +473,9 @@ static ssize_t store_size(struct device *dev, struct device_attribute *attr, continue; for (j = 0; j < ofbi2->num_overlays; j++) { - if (ofbi2->overlays[j]->info.enabled) { + struct omap_overlay *ovl; + ovl = ofbi2->overlays[j]; + if (ovl->is_enabled(ovl)) { r = -EBUSY; goto out; } diff --git a/drivers/video/omap2/omapfb/omapfb.h b/drivers/video/omap2/omapfb/omapfb.h index e12d384ea52..c0bdc9b54ec 100644 --- a/drivers/video/omap2/omapfb/omapfb.h +++ b/drivers/video/omap2/omapfb/omapfb.h @@ -181,13 +181,10 @@ static inline void omapfb_unlock(struct omapfb2_device *fbdev) static inline int omapfb_overlay_enable(struct omap_overlay *ovl, int enable) { - struct omap_overlay_info info; - - ovl->get_overlay_info(ovl, &info); - if (info.enabled == enable) - return 0; - info.enabled = enable; - return ovl->set_overlay_info(ovl, &info); + if (enable) + return ovl->enable(ovl); + else + return ovl->disable(ovl); } static inline struct omapfb2_mem_region * diff --git a/drivers/video/pnx4008/pnxrgbfb.c b/drivers/video/pnx4008/pnxrgbfb.c index b2252fea285..6d30428e9cf 100644 --- a/drivers/video/pnx4008/pnxrgbfb.c +++ b/drivers/video/pnx4008/pnxrgbfb.c @@ -193,17 +193,6 @@ static struct platform_driver rgbfb_driver = { .remove = rgbfb_remove, }; -static int __init rgbfb_init(void) -{ - return platform_driver_register(&rgbfb_driver); -} - -static void __exit rgbfb_exit(void) -{ - platform_driver_unregister(&rgbfb_driver); -} - -module_init(rgbfb_init); -module_exit(rgbfb_exit); +module_platform_driver(rgbfb_driver); MODULE_LICENSE("GPL"); diff --git a/drivers/video/pnx4008/sdum.c b/drivers/video/pnx4008/sdum.c index 50e00395240..c5c741452ca 100644 --- a/drivers/video/pnx4008/sdum.c +++ b/drivers/video/pnx4008/sdum.c @@ -856,17 +856,6 @@ static struct platform_driver sdum_driver = { .resume = sdum_resume, }; -int __init sdum_init(void) -{ - return platform_driver_register(&sdum_driver); -} - -static void __exit sdum_exit(void) -{ - platform_driver_unregister(&sdum_driver); -}; - -module_init(sdum_init); -module_exit(sdum_exit); +module_platform_driver(sdum_driver); MODULE_LICENSE("GPL"); diff --git a/drivers/video/pxa168fb.c b/drivers/video/pxa168fb.c index 18ead6f0184..8384b941f6b 100644 --- a/drivers/video/pxa168fb.c +++ b/drivers/video/pxa168fb.c @@ -832,17 +832,7 @@ static struct platform_driver pxa168fb_driver = { .remove = __devexit_p(pxa168fb_remove), }; -static int __init pxa168fb_init(void) -{ - return platform_driver_register(&pxa168fb_driver); -} -module_init(pxa168fb_init); - -static void __exit pxa168fb_exit(void) -{ - platform_driver_unregister(&pxa168fb_driver); -} -module_exit(pxa168fb_exit); +module_platform_driver(pxa168fb_driver); MODULE_AUTHOR("Lennert Buytenhek <buytenh@marvell.com> " "Green Wan <gwan@marvell.com>"); diff --git a/drivers/video/pxa3xx-gcu.c b/drivers/video/pxa3xx-gcu.c index 1ed8b366618..1d71c08a818 100644 --- a/drivers/video/pxa3xx-gcu.c +++ b/drivers/video/pxa3xx-gcu.c @@ -747,20 +747,7 @@ static struct platform_driver pxa3xx_gcu_driver = { }, }; -static int __init -pxa3xx_gcu_init(void) -{ - return platform_driver_register(&pxa3xx_gcu_driver); -} - -static void __exit -pxa3xx_gcu_exit(void) -{ - platform_driver_unregister(&pxa3xx_gcu_driver); -} - -module_init(pxa3xx_gcu_init); -module_exit(pxa3xx_gcu_exit); +module_platform_driver(pxa3xx_gcu_driver); MODULE_DESCRIPTION("PXA3xx graphics controller unit driver"); MODULE_LICENSE("GPL"); diff --git a/drivers/video/s3c-fb.c b/drivers/video/s3c-fb.c index 0753b1cfcb8..0c63b69b634 100644 --- a/drivers/video/s3c-fb.c +++ b/drivers/video/s3c-fb.c @@ -192,6 +192,7 @@ struct s3c_fb_vsync { * @regs: The mapped hardware registers. * @variant: Variant information for this hardware. * @enabled: A bitmask of enabled hardware windows. + * @output_on: Flag if the physical output is enabled. * @pdata: The platform configuration data passed with the device. * @windows: The hardware windows that have been claimed. * @irq_no: IRQ line number @@ -208,6 +209,7 @@ struct s3c_fb { struct s3c_fb_variant variant; unsigned char enabled; + bool output_on; struct s3c_fb_platdata *pdata; struct s3c_fb_win *windows[S3C_FB_MAX_WIN]; @@ -441,6 +443,39 @@ static void shadow_protect_win(struct s3c_fb_win *win, bool protect) } /** + * s3c_fb_enable() - Set the state of the main LCD output + * @sfb: The main framebuffer state. + * @enable: The state to set. + */ +static void s3c_fb_enable(struct s3c_fb *sfb, int enable) +{ + u32 vidcon0 = readl(sfb->regs + VIDCON0); + + if (enable && !sfb->output_on) + pm_runtime_get_sync(sfb->dev); + + if (enable) { + vidcon0 |= VIDCON0_ENVID | VIDCON0_ENVID_F; + } else { + /* see the note in the framebuffer datasheet about + * why you cannot take both of these bits down at the + * same time. */ + + if (vidcon0 & VIDCON0_ENVID) { + vidcon0 |= VIDCON0_ENVID; + vidcon0 &= ~VIDCON0_ENVID_F; + } + } + + writel(vidcon0, sfb->regs + VIDCON0); + + if (!enable && sfb->output_on) + pm_runtime_put_sync(sfb->dev); + + sfb->output_on = enable; +} + +/** * s3c_fb_set_par() - framebuffer request to set new framebuffer state. * @info: The framebuffer to change. * @@ -461,6 +496,8 @@ static int s3c_fb_set_par(struct fb_info *info) dev_dbg(sfb->dev, "setting framebuffer parameters\n"); + pm_runtime_get_sync(sfb->dev); + shadow_protect_win(win, 1); switch (var->bits_per_pixel) { @@ -510,9 +547,10 @@ static int s3c_fb_set_par(struct fb_info *info) if (sfb->variant.is_2443) data |= (1 << 5); - data |= VIDCON0_ENVID | VIDCON0_ENVID_F; writel(data, regs + VIDCON0); + s3c_fb_enable(sfb, 1); + data = VIDTCON0_VBPD(var->upper_margin - 1) | VIDTCON0_VFPD(var->lower_margin - 1) | VIDTCON0_VSPW(var->vsync_len - 1); @@ -574,6 +612,7 @@ static int s3c_fb_set_par(struct fb_info *info) } data = WINCONx_ENWIN; + sfb->enabled |= (1 << win->index); /* note, since we have to round up the bits-per-pixel, we end up * relying on the bitfield information for r/g/b/a to work out @@ -621,7 +660,8 @@ static int s3c_fb_set_par(struct fb_info *info) } else if (var->transp.length == 1) data |= WINCON1_BPPMODE_25BPP_A1888 | WINCON1_BLD_PIX; - else if (var->transp.length == 4) + else if ((var->transp.length == 4) || + (var->transp.length == 8)) data |= WINCON1_BPPMODE_28BPP_A4888 | WINCON1_BLD_PIX | WINCON1_ALPHA_SEL; else @@ -654,6 +694,8 @@ static int s3c_fb_set_par(struct fb_info *info) shadow_protect_win(win, 0); + pm_runtime_put_sync(sfb->dev); + return 0; } @@ -725,6 +767,8 @@ static int s3c_fb_setcolreg(unsigned regno, dev_dbg(sfb->dev, "%s: win %d: %d => rgb=%d/%d/%d\n", __func__, win->index, regno, red, green, blue); + pm_runtime_get_sync(sfb->dev); + switch (info->fix.visual) { case FB_VISUAL_TRUECOLOR: /* true-colour, use pseudo-palette */ @@ -752,39 +796,15 @@ static int s3c_fb_setcolreg(unsigned regno, break; default: + pm_runtime_put_sync(sfb->dev); return 1; /* unknown type */ } + pm_runtime_put_sync(sfb->dev); return 0; } /** - * s3c_fb_enable() - Set the state of the main LCD output - * @sfb: The main framebuffer state. - * @enable: The state to set. - */ -static void s3c_fb_enable(struct s3c_fb *sfb, int enable) -{ - u32 vidcon0 = readl(sfb->regs + VIDCON0); - - if (enable) - vidcon0 |= VIDCON0_ENVID | VIDCON0_ENVID_F; - else { - /* see the note in the framebuffer datasheet about - * why you cannot take both of these bits down at the - * same time. */ - - if (!(vidcon0 & VIDCON0_ENVID)) - return; - - vidcon0 |= VIDCON0_ENVID; - vidcon0 &= ~VIDCON0_ENVID_F; - } - - writel(vidcon0, sfb->regs + VIDCON0); -} - -/** * s3c_fb_blank() - blank or unblank the given window * @blank_mode: The blank state from FB_BLANK_* * @info: The framebuffer to blank. @@ -800,6 +820,8 @@ static int s3c_fb_blank(int blank_mode, struct fb_info *info) dev_dbg(sfb->dev, "blank mode %d\n", blank_mode); + pm_runtime_get_sync(sfb->dev); + wincon = readl(sfb->regs + sfb->variant.wincon + (index * 4)); switch (blank_mode) { @@ -810,12 +832,16 @@ static int s3c_fb_blank(int blank_mode, struct fb_info *info) case FB_BLANK_NORMAL: /* disable the DMA and display 0x0 (black) */ + shadow_protect_win(win, 1); writel(WINxMAP_MAP | WINxMAP_MAP_COLOUR(0x0), sfb->regs + sfb->variant.winmap + (index * 4)); + shadow_protect_win(win, 0); break; case FB_BLANK_UNBLANK: + shadow_protect_win(win, 1); writel(0x0, sfb->regs + sfb->variant.winmap + (index * 4)); + shadow_protect_win(win, 0); wincon |= WINCONx_ENWIN; sfb->enabled |= (1 << index); break; @@ -823,10 +849,13 @@ static int s3c_fb_blank(int blank_mode, struct fb_info *info) case FB_BLANK_VSYNC_SUSPEND: case FB_BLANK_HSYNC_SUSPEND: default: + pm_runtime_put_sync(sfb->dev); return 1; } + shadow_protect_win(win, 1); writel(wincon, sfb->regs + sfb->variant.wincon + (index * 4)); + shadow_protect_win(win, 0); /* Check the enabled state to see if we need to be running the * main LCD interface, as if there are no active windows then @@ -845,8 +874,13 @@ static int s3c_fb_blank(int blank_mode, struct fb_info *info) /* we're stuck with this until we can do something about overriding * the power control using the blanking event for a single fb. */ - if (index == sfb->pdata->default_win) + if (index == sfb->pdata->default_win) { + shadow_protect_win(win, 1); s3c_fb_enable(sfb, blank_mode != FB_BLANK_POWERDOWN ? 1 : 0); + shadow_protect_win(win, 0); + } + + pm_runtime_put_sync(sfb->dev); return 0; } @@ -870,6 +904,8 @@ static int s3c_fb_pan_display(struct fb_var_screeninfo *var, void __iomem *buf = sfb->regs + win->index * 8; unsigned int start_boff, end_boff; + pm_runtime_get_sync(sfb->dev); + /* Offset in bytes to the start of the displayed area */ start_boff = var->yoffset * info->fix.line_length; /* X offset depends on the current bpp */ @@ -888,6 +924,7 @@ static int s3c_fb_pan_display(struct fb_var_screeninfo *var, break; default: dev_err(sfb->dev, "invalid bpp\n"); + pm_runtime_put_sync(sfb->dev); return -EINVAL; } } @@ -903,6 +940,7 @@ static int s3c_fb_pan_display(struct fb_var_screeninfo *var, shadow_protect_win(win, 0); + pm_runtime_put_sync(sfb->dev); return 0; } @@ -992,11 +1030,16 @@ static int s3c_fb_wait_for_vsync(struct s3c_fb *sfb, u32 crtc) if (crtc != 0) return -ENODEV; + pm_runtime_get_sync(sfb->dev); + count = sfb->vsync_info.count; s3c_fb_enable_irq(sfb); ret = wait_event_interruptible_timeout(sfb->vsync_info.wait, count != sfb->vsync_info.count, msecs_to_jiffies(VSYNC_TIMEOUT_MSEC)); + + pm_runtime_put_sync(sfb->dev); + if (ret == 0) return -ETIMEDOUT; @@ -1027,30 +1070,8 @@ static int s3c_fb_ioctl(struct fb_info *info, unsigned int cmd, return ret; } -static int s3c_fb_open(struct fb_info *info, int user) -{ - struct s3c_fb_win *win = info->par; - struct s3c_fb *sfb = win->parent; - - pm_runtime_get_sync(sfb->dev); - - return 0; -} - -static int s3c_fb_release(struct fb_info *info, int user) -{ - struct s3c_fb_win *win = info->par; - struct s3c_fb *sfb = win->parent; - - pm_runtime_put_sync(sfb->dev); - - return 0; -} - static struct fb_ops s3c_fb_ops = { .owner = THIS_MODULE, - .fb_open = s3c_fb_open, - .fb_release = s3c_fb_release, .fb_check_var = s3c_fb_check_var, .fb_set_par = s3c_fb_set_par, .fb_blank = s3c_fb_blank, @@ -1452,7 +1473,7 @@ static int __devinit s3c_fb_probe(struct platform_device *pdev) dev_err(dev, "failed to create window %d\n", win); for (; win >= 0; win--) s3c_fb_release_win(sfb, sfb->windows[win]); - goto err_irq; + goto err_pm_runtime; } } @@ -1461,7 +1482,8 @@ static int __devinit s3c_fb_probe(struct platform_device *pdev) return 0; -err_irq: +err_pm_runtime: + pm_runtime_put_sync(sfb->dev); free_irq(sfb->irq_no, sfb); err_ioremap: @@ -1471,6 +1493,8 @@ err_req_region: release_mem_region(sfb->regs_res->start, resource_size(sfb->regs_res)); err_lcd_clk: + pm_runtime_disable(sfb->dev); + if (!sfb->variant.has_clksel) { clk_disable(sfb->lcd_clk); clk_put(sfb->lcd_clk); @@ -1524,7 +1548,7 @@ static int __devexit s3c_fb_remove(struct platform_device *pdev) return 0; } -#ifdef CONFIG_PM +#ifdef CONFIG_PM_SLEEP static int s3c_fb_suspend(struct device *dev) { struct platform_device *pdev = to_platform_device(dev); @@ -1571,10 +1595,15 @@ static int s3c_fb_resume(struct device *dev) for (win_no = 0; win_no < sfb->variant.nr_windows - 1; win_no++) { void __iomem *regs = sfb->regs + sfb->variant.keycon; + win = sfb->windows[win_no]; + if (!win) + continue; + shadow_protect_win(win, 1); regs += (win_no * 8); writel(0xffffff, regs + WKEYCON0); writel(0xffffff, regs + WKEYCON1); + shadow_protect_win(win, 0); } /* restore framebuffers */ @@ -1589,27 +1618,19 @@ static int s3c_fb_resume(struct device *dev) return 0; } +#endif +#ifdef CONFIG_PM_RUNTIME static int s3c_fb_runtime_suspend(struct device *dev) { struct platform_device *pdev = to_platform_device(dev); struct s3c_fb *sfb = platform_get_drvdata(pdev); - struct s3c_fb_win *win; - int win_no; - - for (win_no = S3C_FB_MAX_WIN - 1; win_no >= 0; win_no--) { - win = sfb->windows[win_no]; - if (!win) - continue; - - /* use the blank function to push into power-down */ - s3c_fb_blank(FB_BLANK_POWERDOWN, win->fbinfo); - } if (!sfb->variant.has_clksel) clk_disable(sfb->lcd_clk); clk_disable(sfb->bus_clk); + return 0; } @@ -1618,8 +1639,6 @@ static int s3c_fb_runtime_resume(struct device *dev) struct platform_device *pdev = to_platform_device(dev); struct s3c_fb *sfb = platform_get_drvdata(pdev); struct s3c_fb_platdata *pd = sfb->pdata; - struct s3c_fb_win *win; - int win_no; clk_enable(sfb->bus_clk); @@ -1630,39 +1649,10 @@ static int s3c_fb_runtime_resume(struct device *dev) pd->setup_gpio(); writel(pd->vidcon1, sfb->regs + VIDCON1); - /* zero all windows before we do anything */ - for (win_no = 0; win_no < sfb->variant.nr_windows; win_no++) - s3c_fb_clear_win(sfb, win_no); - - for (win_no = 0; win_no < sfb->variant.nr_windows - 1; win_no++) { - void __iomem *regs = sfb->regs + sfb->variant.keycon; - - regs += (win_no * 8); - writel(0xffffff, regs + WKEYCON0); - writel(0xffffff, regs + WKEYCON1); - } - - /* restore framebuffers */ - for (win_no = 0; win_no < S3C_FB_MAX_WIN; win_no++) { - win = sfb->windows[win_no]; - if (!win) - continue; - - dev_dbg(&pdev->dev, "resuming window %d\n", win_no); - s3c_fb_set_par(win->fbinfo); - } - return 0; } - -#else -#define s3c_fb_suspend NULL -#define s3c_fb_resume NULL -#define s3c_fb_runtime_suspend NULL -#define s3c_fb_runtime_resume NULL #endif - #define VALID_BPP124 (VALID_BPP(1) | VALID_BPP(2) | VALID_BPP(4)) #define VALID_BPP1248 (VALID_BPP124 | VALID_BPP(8)) @@ -1985,10 +1975,9 @@ static struct platform_device_id s3c_fb_driver_ids[] = { MODULE_DEVICE_TABLE(platform, s3c_fb_driver_ids); static const struct dev_pm_ops s3cfb_pm_ops = { - .suspend = s3c_fb_suspend, - .resume = s3c_fb_resume, - .runtime_suspend = s3c_fb_runtime_suspend, - .runtime_resume = s3c_fb_runtime_resume, + SET_SYSTEM_SLEEP_PM_OPS(s3c_fb_suspend, s3c_fb_resume) + SET_RUNTIME_PM_OPS(s3c_fb_runtime_suspend, s3c_fb_runtime_resume, + NULL) }; static struct platform_driver s3c_fb_driver = { @@ -2002,18 +1991,7 @@ static struct platform_driver s3c_fb_driver = { }, }; -static int __init s3c_fb_init(void) -{ - return platform_driver_register(&s3c_fb_driver); -} - -static void __exit s3c_fb_cleanup(void) -{ - platform_driver_unregister(&s3c_fb_driver); -} - -module_init(s3c_fb_init); -module_exit(s3c_fb_cleanup); +module_platform_driver(s3c_fb_driver); MODULE_AUTHOR("Ben Dooks <ben@simtec.co.uk>"); MODULE_DESCRIPTION("Samsung S3C SoC Framebuffer driver"); diff --git a/drivers/video/s3c2410fb.c b/drivers/video/s3c2410fb.c index ee4c0df217f..77f34c614c8 100644 --- a/drivers/video/s3c2410fb.c +++ b/drivers/video/s3c2410fb.c @@ -26,8 +26,8 @@ #include <linux/platform_device.h> #include <linux/clk.h> #include <linux/cpufreq.h> +#include <linux/io.h> -#include <asm/io.h> #include <asm/div64.h> #include <asm/mach/map.h> @@ -45,10 +45,10 @@ #ifdef CONFIG_FB_S3C2410_DEBUG static int debug = 1; #else -static int debug = 0; +static int debug; #endif -#define dprintk(msg...) if (debug) { printk(KERN_DEBUG "s3c2410fb: " msg); } +#define dprintk(msg...) if (debug) printk(KERN_DEBUG "s3c2410fb: " msg); /* useful functions */ @@ -567,11 +567,10 @@ static int s3c2410fb_blank(int blank_mode, struct fb_info *info) tpal_reg += is_s3c2412(fbi) ? S3C2412_TPAL : S3C2410_TPAL; - if (blank_mode == FB_BLANK_POWERDOWN) { + if (blank_mode == FB_BLANK_POWERDOWN) s3c2410fb_lcd_enable(fbi, 0); - } else { + else s3c2410fb_lcd_enable(fbi, 1); - } if (blank_mode == FB_BLANK_UNBLANK) writel(0x0, tpal_reg); @@ -812,7 +811,7 @@ static inline void s3c2410fb_cpufreq_deregister(struct s3c2410fb_info *info) #endif -static char driver_name[] = "s3c2410fb"; +static const char driver_name[] = "s3c2410fb"; static int __devinit s3c24xxfb_probe(struct platform_device *pdev, enum s3c_drv_type drv_type) @@ -881,7 +880,10 @@ static int __devinit s3c24xxfb_probe(struct platform_device *pdev, goto release_mem; } - info->irq_base = info->io + ((drv_type == DRV_S3C2412) ? S3C2412_LCDINTBASE : S3C2410_LCDINTBASE); + if (drv_type == DRV_S3C2412) + info->irq_base = info->io + S3C2412_LCDINTBASE; + else + info->irq_base = info->io + S3C2410_LCDINTBASE; dprintk("devinit\n"); @@ -927,7 +929,7 @@ static int __devinit s3c24xxfb_probe(struct platform_device *pdev, clk_enable(info->clk); dprintk("got and enabled clock\n"); - msleep(1); + usleep_range(1000, 1000); info->clk_rate = clk_get_rate(info->clk); @@ -975,9 +977,8 @@ static int __devinit s3c24xxfb_probe(struct platform_device *pdev, /* create device files */ ret = device_create_file(&pdev->dev, &dev_attr_debug); - if (ret) { + if (ret) printk(KERN_ERR "failed to add debug attribute\n"); - } printk(KERN_INFO "fb%d: %s frame buffer device\n", fbinfo->node, fbinfo->fix.id); @@ -1027,7 +1028,7 @@ static int __devexit s3c2410fb_remove(struct platform_device *pdev) s3c2410fb_cpufreq_deregister(info); s3c2410fb_lcd_enable(info, 0); - msleep(1); + usleep_range(1000, 1000); s3c2410fb_unmap_video_memory(fbinfo); @@ -1064,7 +1065,7 @@ static int s3c2410fb_suspend(struct platform_device *dev, pm_message_t state) * the LCD DMA engine is not going to get back on the bus * before the clock goes off again (bjd) */ - msleep(1); + usleep_range(1000, 1000); clk_disable(info->clk); return 0; @@ -1076,7 +1077,7 @@ static int s3c2410fb_resume(struct platform_device *dev) struct s3c2410fb_info *info = fbinfo->par; clk_enable(info->clk); - msleep(1); + usleep_range(1000, 1000); s3c2410fb_init_registers(fbinfo); diff --git a/drivers/video/s3fb.c b/drivers/video/s3fb.c index 946a949f4c7..2c80246b18b 100644 --- a/drivers/video/s3fb.c +++ b/drivers/video/s3fb.c @@ -727,7 +727,7 @@ static int s3fb_set_par(struct fb_info *info) if (par->chip == CHIP_988_VIRGE_VX) { vga_wcrt(par->state.vgabase, 0x50, 0x00); vga_wcrt(par->state.vgabase, 0x67, 0x50); - + msleep(10); /* screen remains blank sometimes without this */ vga_wcrt(par->state.vgabase, 0x63, (mode <= 2) ? 0x90 : 0x09); vga_wcrt(par->state.vgabase, 0x66, 0x90); } @@ -901,7 +901,8 @@ static int s3fb_set_par(struct fb_info *info) /* Set Data Transfer Position */ hsstart = ((info->var.xres + info->var.right_margin) * hmul) / 8; - value = clamp((htotal + hsstart + 1) / 2, hsstart + 4, htotal + 1); + /* + 2 is needed for Virge/VX, does no harm on other cards */ + value = clamp((htotal + hsstart + 1) / 2 + 2, hsstart + 4, htotal + 1); svga_wcrt_multi(par->state.vgabase, s3_dtpc_regs, value); memset_io(info->screen_base, 0x00, screen_size); @@ -1216,6 +1217,31 @@ static int __devinit s3_pci_probe(struct pci_dev *dev, const struct pci_device_i info->screen_size = 2 << 20; break; } + } else if (par->chip == CHIP_988_VIRGE_VX) { + switch ((regval & 0x60) >> 5) { + case 0: /* 2MB */ + info->screen_size = 2 << 20; + break; + case 1: /* 4MB */ + info->screen_size = 4 << 20; + break; + case 2: /* 6MB */ + info->screen_size = 6 << 20; + break; + case 3: /* 8MB */ + info->screen_size = 8 << 20; + break; + } + /* off-screen memory */ + regval = vga_rcrt(par->state.vgabase, 0x37); + switch ((regval & 0x60) >> 5) { + case 1: /* 4MB */ + info->screen_size -= 4 << 20; + break; + case 2: /* 2MB */ + info->screen_size -= 2 << 20; + break; + } } else info->screen_size = s3_memsizes[regval >> 5] << 10; info->fix.smem_len = info->screen_size; diff --git a/drivers/video/sbuslib.c b/drivers/video/sbuslib.c index 37d764ad56b..3c1de981a18 100644 --- a/drivers/video/sbuslib.c +++ b/drivers/video/sbuslib.c @@ -76,7 +76,7 @@ int sbusfb_mmap_helper(struct sbus_mmap_map *map, map_offset = (physbase + map[i].poff) & POFF_MASK; break; } - if (!map_size){ + if (!map_size) { page += PAGE_SIZE; continue; } diff --git a/drivers/video/sh7760fb.c b/drivers/video/sh7760fb.c index 45e47d84716..83b16e237a0 100644 --- a/drivers/video/sh7760fb.c +++ b/drivers/video/sh7760fb.c @@ -585,18 +585,7 @@ static struct platform_driver sh7760_lcdc_driver = { .remove = __devexit_p(sh7760fb_remove), }; -static int __init sh7760fb_init(void) -{ - return platform_driver_register(&sh7760_lcdc_driver); -} - -static void __exit sh7760fb_exit(void) -{ - platform_driver_unregister(&sh7760_lcdc_driver); -} - -module_init(sh7760fb_init); -module_exit(sh7760fb_exit); +module_platform_driver(sh7760_lcdc_driver); MODULE_AUTHOR("Nobuhiro Iwamatsu, Manuel Lauss"); MODULE_DESCRIPTION("FBdev for SH7760/63 integrated LCD Controller"); diff --git a/drivers/video/sh_mipi_dsi.c b/drivers/video/sh_mipi_dsi.c index 72ee96bc6b3..05151b82f40 100644 --- a/drivers/video/sh_mipi_dsi.c +++ b/drivers/video/sh_mipi_dsi.c @@ -8,6 +8,7 @@ * published by the Free Software Foundation. */ +#include <linux/bitmap.h> #include <linux/clk.h> #include <linux/delay.h> #include <linux/init.h> @@ -41,6 +42,7 @@ #define VMCTR1 0x0020 #define VMCTR2 0x0024 #define VMLEN1 0x0028 +#define VMLEN2 0x002c #define CMTSRTREQ 0x0070 #define CMTSRTCTR 0x00d0 @@ -51,8 +53,7 @@ struct sh_mipi { void __iomem *base; void __iomem *linkbase; struct clk *dsit_clk; - struct clk *dsip_clk; - struct device *dev; + struct platform_device *pdev; void *next_board_data; void (*next_display_on)(void *board_data, struct fb_info *info); @@ -124,35 +125,15 @@ static void sh_mipi_shutdown(struct platform_device *pdev) sh_mipi_dsi_enable(mipi, false); } -static void mipi_display_on(void *arg, struct fb_info *info) -{ - struct sh_mipi *mipi = arg; - - pm_runtime_get_sync(mipi->dev); - sh_mipi_dsi_enable(mipi, true); - - if (mipi->next_display_on) - mipi->next_display_on(mipi->next_board_data, info); -} - -static void mipi_display_off(void *arg) -{ - struct sh_mipi *mipi = arg; - - if (mipi->next_display_off) - mipi->next_display_off(mipi->next_board_data); - - sh_mipi_dsi_enable(mipi, false); - pm_runtime_put(mipi->dev); -} - static int __init sh_mipi_setup(struct sh_mipi *mipi, struct sh_mipi_dsi_info *pdata) { void __iomem *base = mipi->base; struct sh_mobile_lcdc_chan_cfg *ch = pdata->lcd_chan; - u32 pctype, datatype, pixfmt, linelength, vmctr2 = 0x00e00000; + u32 pctype, datatype, pixfmt, linelength, vmctr2; + u32 tmp, top, bottom, delay, div; bool yuv; + int bpp; /* * Select data format. MIPI DSI is not hot-pluggable, so, we just use @@ -253,6 +234,9 @@ static int __init sh_mipi_setup(struct sh_mipi *mipi, (!yuv && ch->interface_type != RGB24)) return -EINVAL; + if (!pdata->lane) + return -EINVAL; + /* reset DSI link */ iowrite32(0x00000001, base + SYSCTRL); /* Hold reset for 100 cycles of the slowest of bus, HS byte and LP clock */ @@ -262,15 +246,6 @@ static int __init sh_mipi_setup(struct sh_mipi *mipi, /* setup DSI link */ /* - * Default = ULPS enable | - * Contention detection enabled | - * EoT packet transmission enable | - * CRC check enable | - * ECC check enable - * additionally enable first two lanes - */ - iowrite32(0x00003703, base + SYSCONF); - /* * T_wakeup = 0x7000 * T_hs-trail = 3 * T_hs-prepare = 3 @@ -290,15 +265,24 @@ static int __init sh_mipi_setup(struct sh_mipi *mipi, iowrite32(0x0fffffff, base + TATOVSET); /* Peripheral reset timeout, default 0xffffffff */ iowrite32(0x0fffffff, base + PRTOVSET); - /* Enable timeout counters */ - iowrite32(0x00000f00, base + DSICTRL); /* Interrupts not used, disable all */ iowrite32(0, base + DSIINTE); /* DSI-Tx bias on */ iowrite32(0x00000001, base + PHYCTRL); udelay(200); - /* Deassert resets, power on, set multiplier */ - iowrite32(0x03070b01, base + PHYCTRL); + /* Deassert resets, power on */ + iowrite32(0x03070001, base + PHYCTRL); + + /* + * Default = ULPS enable | + * Contention detection enabled | + * EoT packet transmission enable | + * CRC check enable | + * ECC check enable + */ + bitmap_fill((unsigned long *)&tmp, pdata->lane); + tmp |= 0x00003700; + iowrite32(tmp, base + SYSCONF); /* setup l-bridge */ @@ -316,18 +300,68 @@ static int __init sh_mipi_setup(struct sh_mipi *mipi, * Non-burst mode with sync pulses: VSE and HSE are output, * HSA period allowed, no commands in LP */ + vmctr2 = 0; + if (pdata->flags & SH_MIPI_DSI_VSEE) + vmctr2 |= 1 << 23; + if (pdata->flags & SH_MIPI_DSI_HSEE) + vmctr2 |= 1 << 22; + if (pdata->flags & SH_MIPI_DSI_HSAE) + vmctr2 |= 1 << 21; + if (pdata->flags & SH_MIPI_DSI_BL2E) + vmctr2 |= 1 << 17; if (pdata->flags & SH_MIPI_DSI_HSABM) - vmctr2 |= 0x20; - if (pdata->flags & SH_MIPI_DSI_HSPBM) - vmctr2 |= 0x10; + vmctr2 |= 1 << 5; + if (pdata->flags & SH_MIPI_DSI_HBPBM) + vmctr2 |= 1 << 4; + if (pdata->flags & SH_MIPI_DSI_HFPBM) + vmctr2 |= 1 << 3; iowrite32(vmctr2, mipi->linkbase + VMCTR2); /* - * 0x660 = 1632 bytes per line (RGB24, 544 pixels: see - * sh_mobile_lcdc_info.ch[0].lcd_cfg[0].xres), HSALEN = 1 - default - * (unused if VMCTR2[HSABM] = 0) + * VMLEN1 = RGBLEN | HSALEN + * + * see + * Video mode - Blanking Packet setting + */ + top = linelength << 16; /* RGBLEN */ + bottom = 0x00000001; + if (pdata->flags & SH_MIPI_DSI_HSABM) /* HSALEN */ + bottom = (pdata->lane * ch->lcd_cfg[0].hsync_len) - 10; + iowrite32(top | bottom , mipi->linkbase + VMLEN1); + + /* + * VMLEN2 = HBPLEN | HFPLEN + * + * see + * Video mode - Blanking Packet setting */ - iowrite32(1 | (linelength << 16), mipi->linkbase + VMLEN1); + top = 0x00010000; + bottom = 0x00000001; + delay = 0; + + div = 1; /* HSbyteCLK is calculation base + * HS4divCLK = HSbyteCLK/2 + * HS6divCLK is not supported for now */ + if (pdata->flags & SH_MIPI_DSI_HS4divCLK) + div = 2; + + if (pdata->flags & SH_MIPI_DSI_HFPBM) { /* HBPLEN */ + top = ch->lcd_cfg[0].hsync_len + ch->lcd_cfg[0].left_margin; + top = ((pdata->lane * top / div) - 10) << 16; + } + if (pdata->flags & SH_MIPI_DSI_HBPBM) { /* HFPLEN */ + bottom = ch->lcd_cfg[0].right_margin; + bottom = (pdata->lane * bottom / div) - 12; + } + + bpp = linelength / ch->lcd_cfg[0].xres; /* byte / pixel */ + if ((pdata->lane / div) > bpp) { + tmp = ch->lcd_cfg[0].xres / bpp; /* output cycle */ + tmp = ch->lcd_cfg[0].xres - tmp; /* (input - output) cycle */ + delay = (pdata->lane * tmp); + } + + iowrite32(top | (bottom + delay) , mipi->linkbase + VMLEN2); msleep(5); @@ -352,9 +386,56 @@ static int __init sh_mipi_setup(struct sh_mipi *mipi, pixfmt << 4); sh_mipi_dcs(ch->chan, MIPI_DCS_SET_DISPLAY_ON); + /* Enable timeout counters */ + iowrite32(0x00000f00, base + DSICTRL); + return 0; } +static void mipi_display_on(void *arg, struct fb_info *info) +{ + struct sh_mipi *mipi = arg; + struct sh_mipi_dsi_info *pdata = mipi->pdev->dev.platform_data; + int ret; + + pm_runtime_get_sync(&mipi->pdev->dev); + + ret = pdata->set_dot_clock(mipi->pdev, mipi->base, 1); + if (ret < 0) + goto mipi_display_on_fail1; + + ret = sh_mipi_setup(mipi, pdata); + if (ret < 0) + goto mipi_display_on_fail2; + + sh_mipi_dsi_enable(mipi, true); + + if (mipi->next_display_on) + mipi->next_display_on(mipi->next_board_data, info); + + return; + +mipi_display_on_fail1: + pm_runtime_put_sync(&mipi->pdev->dev); +mipi_display_on_fail2: + pdata->set_dot_clock(mipi->pdev, mipi->base, 0); +} + +static void mipi_display_off(void *arg) +{ + struct sh_mipi *mipi = arg; + struct sh_mipi_dsi_info *pdata = mipi->pdev->dev.platform_data; + + if (mipi->next_display_off) + mipi->next_display_off(mipi->next_board_data); + + sh_mipi_dsi_enable(mipi, false); + + pdata->set_dot_clock(mipi->pdev, mipi->base, 0); + + pm_runtime_put_sync(&mipi->pdev->dev); +} + static int __init sh_mipi_probe(struct platform_device *pdev) { struct sh_mipi *mipi; @@ -363,11 +444,13 @@ static int __init sh_mipi_probe(struct platform_device *pdev) struct resource *res2 = platform_get_resource(pdev, IORESOURCE_MEM, 1); unsigned long rate, f_current; int idx = pdev->id, ret; - char dsip_clk[] = "dsi.p_clk"; if (!res || !res2 || idx >= ARRAY_SIZE(mipi_dsi) || !pdata) return -ENODEV; + if (!pdata->set_dot_clock) + return -EINVAL; + mutex_lock(&array_lock); if (idx < 0) for (idx = 0; idx < ARRAY_SIZE(mipi_dsi) && mipi_dsi[idx]; idx++) @@ -408,7 +491,7 @@ static int __init sh_mipi_probe(struct platform_device *pdev) goto emap2; } - mipi->dev = &pdev->dev; + mipi->pdev = pdev; mipi->dsit_clk = clk_get(&pdev->dev, "dsit_clk"); if (IS_ERR(mipi->dsit_clk)) { @@ -428,44 +511,15 @@ static int __init sh_mipi_probe(struct platform_device *pdev) dev_dbg(&pdev->dev, "DSI-T clk %lu -> %lu\n", f_current, rate); - sprintf(dsip_clk, "dsi%1.1dp_clk", idx); - mipi->dsip_clk = clk_get(&pdev->dev, dsip_clk); - if (IS_ERR(mipi->dsip_clk)) { - ret = PTR_ERR(mipi->dsip_clk); - goto eclkpget; - } - - f_current = clk_get_rate(mipi->dsip_clk); - /* Between 10 and 50MHz */ - rate = clk_round_rate(mipi->dsip_clk, 24000000); - if (rate > 0 && rate != f_current) - ret = clk_set_rate(mipi->dsip_clk, rate); - else - ret = rate; - if (ret < 0) - goto esetprate; - - dev_dbg(&pdev->dev, "DSI-P clk %lu -> %lu\n", f_current, rate); - - msleep(10); - ret = clk_enable(mipi->dsit_clk); if (ret < 0) goto eclkton; - ret = clk_enable(mipi->dsip_clk); - if (ret < 0) - goto eclkpon; - mipi_dsi[idx] = mipi; pm_runtime_enable(&pdev->dev); pm_runtime_resume(&pdev->dev); - ret = sh_mipi_setup(mipi, pdata); - if (ret < 0) - goto emipisetup; - mutex_unlock(&array_lock); platform_set_drvdata(pdev, mipi); @@ -482,16 +536,7 @@ static int __init sh_mipi_probe(struct platform_device *pdev) return 0; -emipisetup: - mipi_dsi[idx] = NULL; - pm_runtime_disable(&pdev->dev); - clk_disable(mipi->dsip_clk); -eclkpon: - clk_disable(mipi->dsit_clk); eclkton: -esetprate: - clk_put(mipi->dsip_clk); -eclkpget: esettrate: clk_put(mipi->dsit_clk); eclktget: @@ -542,10 +587,9 @@ static int __exit sh_mipi_remove(struct platform_device *pdev) pdata->lcd_chan->board_cfg.board_data = NULL; pm_runtime_disable(&pdev->dev); - clk_disable(mipi->dsip_clk); clk_disable(mipi->dsit_clk); clk_put(mipi->dsit_clk); - clk_put(mipi->dsip_clk); + iounmap(mipi->linkbase); if (res2) release_mem_region(res2->start, resource_size(res2)); diff --git a/drivers/video/sh_mobile_lcdcfb.c b/drivers/video/sh_mobile_lcdcfb.c index facffc25497..aac5b369d73 100644 --- a/drivers/video/sh_mobile_lcdcfb.c +++ b/drivers/video/sh_mobile_lcdcfb.c @@ -17,6 +17,7 @@ #include <linux/platform_device.h> #include <linux/dma-mapping.h> #include <linux/interrupt.h> +#include <linux/videodev2.h> #include <linux/vmalloc.h> #include <linux/ioctl.h> #include <linux/slab.h> @@ -102,7 +103,7 @@ struct sh_mobile_lcdc_priv { struct sh_mobile_lcdc_chan ch[2]; struct notifier_block notifier; int started; - int forced_bpp; /* 2 channel LCDC must share bpp setting */ + int forced_fourcc; /* 2 channel LCDC must share fourcc setting */ struct sh_mobile_meram_info *meram_dev; }; @@ -215,6 +216,47 @@ struct sh_mobile_lcdc_sys_bus_ops sh_mobile_lcdc_sys_bus_ops = { lcdc_sys_read_data, }; +static int sh_mobile_format_fourcc(const struct fb_var_screeninfo *var) +{ + if (var->grayscale > 1) + return var->grayscale; + + switch (var->bits_per_pixel) { + case 16: + return V4L2_PIX_FMT_RGB565; + case 24: + return V4L2_PIX_FMT_BGR24; + case 32: + return V4L2_PIX_FMT_BGR32; + default: + return 0; + } +} + +static int sh_mobile_format_is_fourcc(const struct fb_var_screeninfo *var) +{ + return var->grayscale > 1; +} + +static bool sh_mobile_format_is_yuv(const struct fb_var_screeninfo *var) +{ + if (var->grayscale <= 1) + return false; + + switch (var->grayscale) { + case V4L2_PIX_FMT_NV12: + case V4L2_PIX_FMT_NV21: + case V4L2_PIX_FMT_NV16: + case V4L2_PIX_FMT_NV61: + case V4L2_PIX_FMT_NV24: + case V4L2_PIX_FMT_NV42: + return true; + + default: + return false; + } +} + static void sh_mobile_lcdc_clk_on(struct sh_mobile_lcdc_priv *priv) { if (atomic_inc_and_test(&priv->hw_usecnt)) { @@ -420,7 +462,7 @@ static void sh_mobile_lcdc_geometry(struct sh_mobile_lcdc_chan *ch) tmp = ((display_var->xres & 7) << 24) | ((display_h_total & 7) << 16) | ((display_var->hsync_len & 7) << 8) | - hsync_pos; + (hsync_pos & 7); lcdc_write_chan(ch, LDHAJR, tmp); } @@ -435,7 +477,6 @@ static void __sh_mobile_lcdc_start(struct sh_mobile_lcdc_priv *priv) { struct sh_mobile_lcdc_chan *ch; unsigned long tmp; - int bpp = 0; int k, m; /* Enable LCDC channels. Read data from external memory, avoid using the @@ -454,9 +495,6 @@ static void __sh_mobile_lcdc_start(struct sh_mobile_lcdc_priv *priv) if (!ch->enabled) continue; - if (!bpp) - bpp = ch->info->var.bits_per_pixel; - /* Power supply */ lcdc_write_chan(ch, LDPMR, 0); @@ -487,31 +525,37 @@ static void __sh_mobile_lcdc_start(struct sh_mobile_lcdc_priv *priv) sh_mobile_lcdc_geometry(ch); - if (ch->info->var.nonstd) { - tmp = (ch->info->var.nonstd << 16); - switch (ch->info->var.bits_per_pixel) { - case 12: - tmp |= LDDFR_YF_420; - break; - case 16: - tmp |= LDDFR_YF_422; - break; - case 24: - default: - tmp |= LDDFR_YF_444; - break; - } - } else { - switch (ch->info->var.bits_per_pixel) { - case 16: - tmp = LDDFR_PKF_RGB16; - break; - case 24: - tmp = LDDFR_PKF_RGB24; + switch (sh_mobile_format_fourcc(&ch->info->var)) { + case V4L2_PIX_FMT_RGB565: + tmp = LDDFR_PKF_RGB16; + break; + case V4L2_PIX_FMT_BGR24: + tmp = LDDFR_PKF_RGB24; + break; + case V4L2_PIX_FMT_BGR32: + tmp = LDDFR_PKF_ARGB32; + break; + case V4L2_PIX_FMT_NV12: + case V4L2_PIX_FMT_NV21: + tmp = LDDFR_CC | LDDFR_YF_420; + break; + case V4L2_PIX_FMT_NV16: + case V4L2_PIX_FMT_NV61: + tmp = LDDFR_CC | LDDFR_YF_422; + break; + case V4L2_PIX_FMT_NV24: + case V4L2_PIX_FMT_NV42: + tmp = LDDFR_CC | LDDFR_YF_444; + break; + } + + if (sh_mobile_format_is_yuv(&ch->info->var)) { + switch (ch->info->var.colorspace) { + case V4L2_COLORSPACE_REC709: + tmp |= LDDFR_CF1; break; - case 32: - default: - tmp = LDDFR_PKF_ARGB32; + case V4L2_COLORSPACE_JPEG: + tmp |= LDDFR_CF0; break; } } @@ -519,7 +563,7 @@ static void __sh_mobile_lcdc_start(struct sh_mobile_lcdc_priv *priv) lcdc_write_chan(ch, LDDFR, tmp); lcdc_write_chan(ch, LDMLSR, ch->pitch); lcdc_write_chan(ch, LDSA1R, ch->base_addr_y); - if (ch->info->var.nonstd) + if (sh_mobile_format_is_yuv(&ch->info->var)) lcdc_write_chan(ch, LDSA2R, ch->base_addr_c); /* When using deferred I/O mode, configure the LCDC for one-shot @@ -536,21 +580,23 @@ static void __sh_mobile_lcdc_start(struct sh_mobile_lcdc_priv *priv) } /* Word and long word swap. */ - if (priv->ch[0].info->var.nonstd) + switch (sh_mobile_format_fourcc(&priv->ch[0].info->var)) { + case V4L2_PIX_FMT_RGB565: + case V4L2_PIX_FMT_NV21: + case V4L2_PIX_FMT_NV61: + case V4L2_PIX_FMT_NV42: + tmp = LDDDSR_LS | LDDDSR_WS; + break; + case V4L2_PIX_FMT_BGR24: + case V4L2_PIX_FMT_NV12: + case V4L2_PIX_FMT_NV16: + case V4L2_PIX_FMT_NV24: tmp = LDDDSR_LS | LDDDSR_WS | LDDDSR_BS; - else { - switch (bpp) { - case 16: - tmp = LDDDSR_LS | LDDDSR_WS; - break; - case 24: - tmp = LDDDSR_LS | LDDDSR_WS | LDDDSR_BS; - break; - case 32: - default: - tmp = LDDDSR_LS; - break; - } + break; + case V4L2_PIX_FMT_BGR32: + default: + tmp = LDDDSR_LS; + break; } lcdc_write(priv, _LDDDSR, tmp); @@ -622,12 +668,24 @@ static int sh_mobile_lcdc_start(struct sh_mobile_lcdc_priv *priv) ch->meram_enabled = 0; } - if (!ch->info->var.nonstd) - pixelformat = SH_MOBILE_MERAM_PF_RGB; - else if (ch->info->var.bits_per_pixel == 24) - pixelformat = SH_MOBILE_MERAM_PF_NV24; - else + switch (sh_mobile_format_fourcc(&ch->info->var)) { + case V4L2_PIX_FMT_NV12: + case V4L2_PIX_FMT_NV21: + case V4L2_PIX_FMT_NV16: + case V4L2_PIX_FMT_NV61: pixelformat = SH_MOBILE_MERAM_PF_NV; + break; + case V4L2_PIX_FMT_NV24: + case V4L2_PIX_FMT_NV42: + pixelformat = SH_MOBILE_MERAM_PF_NV24; + break; + case V4L2_PIX_FMT_RGB565: + case V4L2_PIX_FMT_BGR24: + case V4L2_PIX_FMT_BGR32: + default: + pixelformat = SH_MOBILE_MERAM_PF_RGB; + break; + } ret = mdev->ops->meram_register(mdev, cfg, ch->pitch, ch->info->var.yres, pixelformat, @@ -845,6 +903,7 @@ static struct fb_fix_screeninfo sh_mobile_lcdc_fix = { .xpanstep = 0, .ypanstep = 1, .ywrapstep = 0, + .capabilities = FB_CAP_FOURCC, }; static void sh_mobile_lcdc_fillrect(struct fb_info *info, @@ -877,8 +936,9 @@ static int sh_mobile_fb_pan_display(struct fb_var_screeninfo *var, unsigned long new_pan_offset; unsigned long base_addr_y, base_addr_c; unsigned long c_offset; + bool yuv = sh_mobile_format_is_yuv(&info->var); - if (!info->var.nonstd) + if (!yuv) new_pan_offset = var->yoffset * info->fix.line_length + var->xoffset * (info->var.bits_per_pixel / 8); else @@ -892,7 +952,7 @@ static int sh_mobile_fb_pan_display(struct fb_var_screeninfo *var, /* Set the source address for the next refresh */ base_addr_y = ch->dma_handle + new_pan_offset; - if (info->var.nonstd) { + if (yuv) { /* Set y offset */ c_offset = var->yoffset * info->fix.line_length * (info->var.bits_per_pixel - 8) / 8; @@ -900,7 +960,7 @@ static int sh_mobile_fb_pan_display(struct fb_var_screeninfo *var, + info->var.xres * info->var.yres_virtual + c_offset; /* Set x offset */ - if (info->var.bits_per_pixel == 24) + if (sh_mobile_format_fourcc(&info->var) == V4L2_PIX_FMT_NV24) base_addr_c += 2 * var->xoffset; else base_addr_c += var->xoffset; @@ -924,7 +984,7 @@ static int sh_mobile_fb_pan_display(struct fb_var_screeninfo *var, ch->base_addr_c = base_addr_c; lcdc_write_chan_mirror(ch, LDSA1R, base_addr_y); - if (info->var.nonstd) + if (yuv) lcdc_write_chan_mirror(ch, LDSA2R, base_addr_c); if (lcdc_chan_is_sublcd(ch)) @@ -1100,51 +1160,84 @@ static int sh_mobile_check_var(struct fb_var_screeninfo *var, struct fb_info *in if (var->yres_virtual < var->yres) var->yres_virtual = var->yres; - if (var->bits_per_pixel <= 16) { /* RGB 565 */ - var->bits_per_pixel = 16; - var->red.offset = 11; - var->red.length = 5; - var->green.offset = 5; - var->green.length = 6; - var->blue.offset = 0; - var->blue.length = 5; - var->transp.offset = 0; - var->transp.length = 0; - } else if (var->bits_per_pixel <= 24) { /* RGB 888 */ - var->bits_per_pixel = 24; - var->red.offset = 16; - var->red.length = 8; - var->green.offset = 8; - var->green.length = 8; - var->blue.offset = 0; - var->blue.length = 8; - var->transp.offset = 0; - var->transp.length = 0; - } else if (var->bits_per_pixel <= 32) { /* RGBA 888 */ - var->bits_per_pixel = 32; - var->red.offset = 16; - var->red.length = 8; - var->green.offset = 8; - var->green.length = 8; - var->blue.offset = 0; - var->blue.length = 8; - var->transp.offset = 24; - var->transp.length = 8; - } else - return -EINVAL; + if (sh_mobile_format_is_fourcc(var)) { + switch (var->grayscale) { + case V4L2_PIX_FMT_NV12: + case V4L2_PIX_FMT_NV21: + var->bits_per_pixel = 12; + break; + case V4L2_PIX_FMT_RGB565: + case V4L2_PIX_FMT_NV16: + case V4L2_PIX_FMT_NV61: + var->bits_per_pixel = 16; + break; + case V4L2_PIX_FMT_BGR24: + case V4L2_PIX_FMT_NV24: + case V4L2_PIX_FMT_NV42: + var->bits_per_pixel = 24; + break; + case V4L2_PIX_FMT_BGR32: + var->bits_per_pixel = 32; + break; + default: + return -EINVAL; + } - var->red.msb_right = 0; - var->green.msb_right = 0; - var->blue.msb_right = 0; - var->transp.msb_right = 0; + /* Default to RGB and JPEG color-spaces for RGB and YUV formats + * respectively. + */ + if (!sh_mobile_format_is_yuv(var)) + var->colorspace = V4L2_COLORSPACE_SRGB; + else if (var->colorspace != V4L2_COLORSPACE_REC709) + var->colorspace = V4L2_COLORSPACE_JPEG; + } else { + if (var->bits_per_pixel <= 16) { /* RGB 565 */ + var->bits_per_pixel = 16; + var->red.offset = 11; + var->red.length = 5; + var->green.offset = 5; + var->green.length = 6; + var->blue.offset = 0; + var->blue.length = 5; + var->transp.offset = 0; + var->transp.length = 0; + } else if (var->bits_per_pixel <= 24) { /* RGB 888 */ + var->bits_per_pixel = 24; + var->red.offset = 16; + var->red.length = 8; + var->green.offset = 8; + var->green.length = 8; + var->blue.offset = 0; + var->blue.length = 8; + var->transp.offset = 0; + var->transp.length = 0; + } else if (var->bits_per_pixel <= 32) { /* RGBA 888 */ + var->bits_per_pixel = 32; + var->red.offset = 16; + var->red.length = 8; + var->green.offset = 8; + var->green.length = 8; + var->blue.offset = 0; + var->blue.length = 8; + var->transp.offset = 24; + var->transp.length = 8; + } else + return -EINVAL; + + var->red.msb_right = 0; + var->green.msb_right = 0; + var->blue.msb_right = 0; + var->transp.msb_right = 0; + } /* Make sure we don't exceed our allocated memory. */ if (var->xres_virtual * var->yres_virtual * var->bits_per_pixel / 8 > info->fix.smem_len) return -EINVAL; - /* only accept the forced_bpp for dual channel configurations */ - if (p->forced_bpp && p->forced_bpp != var->bits_per_pixel) + /* only accept the forced_fourcc for dual channel configurations */ + if (p->forced_fourcc && + p->forced_fourcc != sh_mobile_format_fourcc(var)) return -EINVAL; return 0; @@ -1158,7 +1251,7 @@ static int sh_mobile_set_par(struct fb_info *info) sh_mobile_lcdc_stop(ch->lcdc); - if (info->var.nonstd) + if (sh_mobile_format_is_yuv(&info->var)) info->fix.line_length = info->var.xres; else info->fix.line_length = info->var.xres @@ -1170,6 +1263,14 @@ static int sh_mobile_set_par(struct fb_info *info) info->fix.line_length = line_length; } + if (sh_mobile_format_is_fourcc(&info->var)) { + info->fix.type = FB_TYPE_FOURCC; + info->fix.visual = FB_VISUAL_FOURCC; + } else { + info->fix.type = FB_TYPE_PACKED_PIXELS; + info->fix.visual = FB_VISUAL_TRUECOLOR; + } + return ret; } @@ -1464,9 +1565,9 @@ static int __devinit sh_mobile_lcdc_channel_init(struct sh_mobile_lcdc_chan *ch, for (i = 0, mode = cfg->lcd_cfg; i < cfg->num_cfg; i++, mode++) { unsigned int size = mode->yres * mode->xres; - /* NV12 buffers must have even number of lines */ - if ((cfg->nonstd) && cfg->bpp == 12 && - (mode->yres & 0x1)) { + /* NV12/NV21 buffers must have even number of lines */ + if ((cfg->fourcc == V4L2_PIX_FMT_NV12 || + cfg->fourcc == V4L2_PIX_FMT_NV21) && (mode->yres & 0x1)) { dev_err(dev, "yres must be multiple of 2 for YCbCr420 " "mode.\n"); return -EINVAL; @@ -1484,14 +1585,6 @@ static int __devinit sh_mobile_lcdc_channel_init(struct sh_mobile_lcdc_chan *ch, dev_dbg(dev, "Found largest videomode %ux%u\n", max_mode->xres, max_mode->yres); - /* Initialize fixed screen information. Restrict pan to 2 lines steps - * for NV12. - */ - info->fix = sh_mobile_lcdc_fix; - info->fix.smem_len = max_size * 2 * cfg->bpp / 8; - if (cfg->nonstd && cfg->bpp == 12) - info->fix.ypanstep = 2; - /* Create the mode list. */ if (cfg->lcd_cfg == NULL) { mode = &default_720p; @@ -1509,19 +1602,38 @@ static int __devinit sh_mobile_lcdc_channel_init(struct sh_mobile_lcdc_chan *ch, */ var = &info->var; fb_videomode_to_var(var, mode); - var->bits_per_pixel = cfg->bpp; var->width = cfg->lcd_size_cfg.width; var->height = cfg->lcd_size_cfg.height; var->yres_virtual = var->yres * 2; var->activate = FB_ACTIVATE_NOW; + switch (cfg->fourcc) { + case V4L2_PIX_FMT_RGB565: + var->bits_per_pixel = 16; + break; + case V4L2_PIX_FMT_BGR24: + var->bits_per_pixel = 24; + break; + case V4L2_PIX_FMT_BGR32: + var->bits_per_pixel = 32; + break; + default: + var->grayscale = cfg->fourcc; + break; + } + + /* Make sure the memory size check won't fail. smem_len is initialized + * later based on var. + */ + info->fix.smem_len = UINT_MAX; ret = sh_mobile_check_var(var, info); if (ret) return ret; + max_size = max_size * var->bits_per_pixel / 8 * 2; + /* Allocate frame buffer memory and color map. */ - buf = dma_alloc_coherent(dev, info->fix.smem_len, &ch->dma_handle, - GFP_KERNEL); + buf = dma_alloc_coherent(dev, max_size, &ch->dma_handle, GFP_KERNEL); if (!buf) { dev_err(dev, "unable to allocate buffer\n"); return -ENOMEM; @@ -1530,16 +1642,27 @@ static int __devinit sh_mobile_lcdc_channel_init(struct sh_mobile_lcdc_chan *ch, ret = fb_alloc_cmap(&info->cmap, PALETTE_NR, 0); if (ret < 0) { dev_err(dev, "unable to allocate cmap\n"); - dma_free_coherent(dev, info->fix.smem_len, - buf, ch->dma_handle); + dma_free_coherent(dev, max_size, buf, ch->dma_handle); return ret; } + /* Initialize fixed screen information. Restrict pan to 2 lines steps + * for NV12 and NV21. + */ + info->fix = sh_mobile_lcdc_fix; info->fix.smem_start = ch->dma_handle; - if (var->nonstd) + info->fix.smem_len = max_size; + if (cfg->fourcc == V4L2_PIX_FMT_NV12 || + cfg->fourcc == V4L2_PIX_FMT_NV21) + info->fix.ypanstep = 2; + + if (sh_mobile_format_is_yuv(var)) { info->fix.line_length = var->xres; - else - info->fix.line_length = var->xres * (cfg->bpp / 8); + info->fix.visual = FB_VISUAL_FOURCC; + } else { + info->fix.line_length = var->xres * var->bits_per_pixel / 8; + info->fix.visual = FB_VISUAL_TRUECOLOR; + } info->screen_base = buf; info->device = dev; @@ -1626,9 +1749,9 @@ static int __devinit sh_mobile_lcdc_probe(struct platform_device *pdev) goto err1; } - /* for dual channel LCDC (MAIN + SUB) force shared bpp setting */ + /* for dual channel LCDC (MAIN + SUB) force shared format setting */ if (num_channels == 2) - priv->forced_bpp = pdata->ch[0].bpp; + priv->forced_fourcc = pdata->ch[0].fourcc; priv->base = ioremap_nocache(res->start, resource_size(res)); if (!priv->base) @@ -1675,13 +1798,10 @@ static int __devinit sh_mobile_lcdc_probe(struct platform_device *pdev) if (error < 0) goto err1; - dev_info(info->dev, - "registered %s/%s as %dx%d %dbpp.\n", - pdev->name, - (ch->cfg.chan == LCDC_CHAN_MAINLCD) ? - "mainlcd" : "sublcd", - info->var.xres, info->var.yres, - ch->cfg.bpp); + dev_info(info->dev, "registered %s/%s as %dx%d %dbpp.\n", + pdev->name, (ch->cfg.chan == LCDC_CHAN_MAINLCD) ? + "mainlcd" : "sublcd", info->var.xres, info->var.yres, + info->var.bits_per_pixel); /* deferred io mode: disable clock to save power */ if (info->fbdefio || info->state == FBINFO_STATE_SUSPENDED) @@ -1709,18 +1829,7 @@ static struct platform_driver sh_mobile_lcdc_driver = { .remove = sh_mobile_lcdc_remove, }; -static int __init sh_mobile_lcdc_init(void) -{ - return platform_driver_register(&sh_mobile_lcdc_driver); -} - -static void __exit sh_mobile_lcdc_exit(void) -{ - platform_driver_unregister(&sh_mobile_lcdc_driver); -} - -module_init(sh_mobile_lcdc_init); -module_exit(sh_mobile_lcdc_exit); +module_platform_driver(sh_mobile_lcdc_driver); MODULE_DESCRIPTION("SuperH Mobile LCDC Framebuffer driver"); MODULE_AUTHOR("Magnus Damm <damm@opensource.se>"); diff --git a/drivers/video/sh_mobile_meram.c b/drivers/video/sh_mobile_meram.c index 4d63490209c..f45d83ecfd2 100644 --- a/drivers/video/sh_mobile_meram.c +++ b/drivers/video/sh_mobile_meram.c @@ -679,18 +679,7 @@ static struct platform_driver sh_mobile_meram_driver = { .remove = sh_mobile_meram_remove, }; -static int __init sh_mobile_meram_init(void) -{ - return platform_driver_register(&sh_mobile_meram_driver); -} - -static void __exit sh_mobile_meram_exit(void) -{ - platform_driver_unregister(&sh_mobile_meram_driver); -} - -module_init(sh_mobile_meram_init); -module_exit(sh_mobile_meram_exit); +module_platform_driver(sh_mobile_meram_driver); MODULE_DESCRIPTION("SuperH Mobile MERAM driver"); MODULE_AUTHOR("Damian Hobson-Garcia / Takanari Hayama"); diff --git a/drivers/video/sm501fb.c b/drivers/video/sm501fb.c index a78254cf8e8..3690effbedc 100644 --- a/drivers/video/sm501fb.c +++ b/drivers/video/sm501fb.c @@ -2230,18 +2230,7 @@ static struct platform_driver sm501fb_driver = { }, }; -static int __devinit sm501fb_init(void) -{ - return platform_driver_register(&sm501fb_driver); -} - -static void __exit sm501fb_cleanup(void) -{ - platform_driver_unregister(&sm501fb_driver); -} - -module_init(sm501fb_init); -module_exit(sm501fb_cleanup); +module_platform_driver(sm501fb_driver); module_param_named(mode, fb_mode, charp, 0); MODULE_PARM_DESC(mode, diff --git a/drivers/video/vt8500lcdfb.c b/drivers/video/vt8500lcdfb.c index 777c21dd7a6..2a5fe6ede84 100644 --- a/drivers/video/vt8500lcdfb.c +++ b/drivers/video/vt8500lcdfb.c @@ -457,18 +457,7 @@ static struct platform_driver vt8500lcd_driver = { }, }; -static int __init vt8500lcd_init(void) -{ - return platform_driver_register(&vt8500lcd_driver); -} - -static void __exit vt8500lcd_exit(void) -{ - platform_driver_unregister(&vt8500lcd_driver); -} - -module_init(vt8500lcd_init); -module_exit(vt8500lcd_exit); +module_platform_driver(vt8500lcd_driver); MODULE_AUTHOR("Alexey Charkov <alchark@gmail.com>"); MODULE_DESCRIPTION("LCD controller driver for VIA VT8500"); diff --git a/drivers/video/w100fb.c b/drivers/video/w100fb.c index 2375e5bbf57..90a2e30272a 100644 --- a/drivers/video/w100fb.c +++ b/drivers/video/w100fb.c @@ -1620,18 +1620,7 @@ static struct platform_driver w100fb_driver = { }, }; -int __init w100fb_init(void) -{ - return platform_driver_register(&w100fb_driver); -} - -void __exit w100fb_cleanup(void) -{ - platform_driver_unregister(&w100fb_driver); -} - -module_init(w100fb_init); -module_exit(w100fb_cleanup); +module_platform_driver(w100fb_driver); MODULE_DESCRIPTION("ATI Imageon w100 framebuffer driver"); MODULE_LICENSE("GPL"); diff --git a/drivers/video/wm8505fb.c b/drivers/video/wm8505fb.c index 96e34a56916..c8703bd61b7 100644 --- a/drivers/video/wm8505fb.c +++ b/drivers/video/wm8505fb.c @@ -404,18 +404,7 @@ static struct platform_driver wm8505fb_driver = { }, }; -static int __init wm8505fb_init(void) -{ - return platform_driver_register(&wm8505fb_driver); -} - -static void __exit wm8505fb_exit(void) -{ - platform_driver_unregister(&wm8505fb_driver); -} - -module_init(wm8505fb_init); -module_exit(wm8505fb_exit); +module_platform_driver(wm8505fb_driver); MODULE_AUTHOR("Ed Spiridonov <edo.rus@gmail.com>"); MODULE_DESCRIPTION("Framebuffer driver for WMT WM8505"); diff --git a/drivers/video/wmt_ge_rops.c b/drivers/video/wmt_ge_rops.c index 45832b7ef7d..55be3865015 100644 --- a/drivers/video/wmt_ge_rops.c +++ b/drivers/video/wmt_ge_rops.c @@ -167,18 +167,7 @@ static struct platform_driver wmt_ge_rops_driver = { }, }; -static int __init wmt_ge_rops_init(void) -{ - return platform_driver_register(&wmt_ge_rops_driver); -} - -static void __exit wmt_ge_rops_exit(void) -{ - platform_driver_unregister(&wmt_ge_rops_driver); -} - -module_init(wmt_ge_rops_init); -module_exit(wmt_ge_rops_exit); +module_platform_driver(wmt_ge_rops_driver); MODULE_AUTHOR("Alexey Charkov <alchark@gmail.com"); MODULE_DESCRIPTION("Accelerators for raster operations using " diff --git a/drivers/video/xilinxfb.c b/drivers/video/xilinxfb.c index fcb6cd90f64..18084525402 100644 --- a/drivers/video/xilinxfb.c +++ b/drivers/video/xilinxfb.c @@ -511,25 +511,7 @@ static struct platform_driver xilinxfb_of_driver = { }, }; - -/* --------------------------------------------------------------------- - * Module setup and teardown - */ - -static int __init -xilinxfb_init(void) -{ - return platform_driver_register(&xilinxfb_of_driver); -} - -static void __exit -xilinxfb_cleanup(void) -{ - platform_driver_unregister(&xilinxfb_of_driver); -} - -module_init(xilinxfb_init); -module_exit(xilinxfb_cleanup); +module_platform_driver(xilinxfb_of_driver); MODULE_AUTHOR("MontaVista Software, Inc. <source@mvista.com>"); MODULE_DESCRIPTION("Xilinx TFT frame buffer driver"); |