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-rw-r--r--drivers/video/Kconfig1
-rw-r--r--drivers/video/acornfb.c38
-rw-r--r--drivers/video/atmel_lcdfb.c2
-rw-r--r--drivers/video/aty/radeon_pm.c3
-rw-r--r--drivers/video/bf54x-lq043fb.c15
-rw-r--r--drivers/video/bfin-t350mcqb-fb.c15
-rw-r--r--drivers/video/carminefb.c2
-rw-r--r--drivers/video/chipsfb.c1
-rw-r--r--drivers/video/efifb.c5
-rw-r--r--drivers/video/fbmem.c31
-rw-r--r--drivers/video/igafb.c8
-rw-r--r--drivers/video/intelfb/intelfbdrv.c5
-rw-r--r--drivers/video/logo/Makefile12
-rw-r--r--drivers/video/logo/logo.c15
-rw-r--r--drivers/video/mb862xx/mb862xxfb.c2
-rw-r--r--drivers/video/modedb.c8
-rw-r--r--drivers/video/offb.c8
-rw-r--r--drivers/video/pm2fb.c2
-rw-r--r--drivers/video/s1d13xxxfb.c341
-rw-r--r--drivers/video/s3c-fb.c53
-rw-r--r--drivers/video/s3c2410fb.c67
-rw-r--r--drivers/video/s3c2410fb.h5
-rw-r--r--drivers/video/sis/sis_main.c4
-rw-r--r--drivers/video/stifb.c2
-rw-r--r--drivers/video/tcx.c27
-rw-r--r--drivers/video/vesafb.c15
26 files changed, 519 insertions, 168 deletions
diff --git a/drivers/video/Kconfig b/drivers/video/Kconfig
index 2b5a691064b..932ffdbf86d 100644
--- a/drivers/video/Kconfig
+++ b/drivers/video/Kconfig
@@ -2104,6 +2104,7 @@ config FB_MB862XX_LIME
bool "Lime GDC"
depends on FB_MB862XX
depends on OF && !FB_MB862XX_PCI_GDC
+ depends on PPC
select FB_FOREIGN_ENDIAN
select FB_LITTLE_ENDIAN
---help---
diff --git a/drivers/video/acornfb.c b/drivers/video/acornfb.c
index 6995fe1e86d..0bcc59eb37f 100644
--- a/drivers/video/acornfb.c
+++ b/drivers/video/acornfb.c
@@ -859,43 +859,6 @@ acornfb_pan_display(struct fb_var_screeninfo *var, struct fb_info *info)
return 0;
}
-/*
- * Note that we are entered with the kernel locked.
- */
-static int
-acornfb_mmap(struct fb_info *info, struct vm_area_struct *vma)
-{
- unsigned long off, start;
- u32 len;
-
- off = vma->vm_pgoff << PAGE_SHIFT;
-
- start = info->fix.smem_start;
- len = PAGE_ALIGN(start & ~PAGE_MASK) + info->fix.smem_len;
- start &= PAGE_MASK;
- if ((vma->vm_end - vma->vm_start + off) > len)
- return -EINVAL;
- off += start;
- vma->vm_pgoff = off >> PAGE_SHIFT;
-
- /* This is an IO map - tell maydump to skip this VMA */
- vma->vm_flags |= VM_IO;
-
- vma->vm_page_prot = pgprot_writecombine(vma->vm_page_prot);
-
- /*
- * Don't alter the page protection flags; we want to keep the area
- * cached for better performance. This does mean that we may miss
- * some updates to the screen occasionally, but process switches
- * should cause the caches and buffers to be flushed often enough.
- */
- if (io_remap_pfn_range(vma, vma->vm_start, off >> PAGE_SHIFT,
- vma->vm_end - vma->vm_start,
- vma->vm_page_prot))
- return -EAGAIN;
- return 0;
-}
-
static struct fb_ops acornfb_ops = {
.owner = THIS_MODULE,
.fb_check_var = acornfb_check_var,
@@ -905,7 +868,6 @@ static struct fb_ops acornfb_ops = {
.fb_fillrect = cfb_fillrect,
.fb_copyarea = cfb_copyarea,
.fb_imageblit = cfb_imageblit,
- .fb_mmap = acornfb_mmap,
};
/*
diff --git a/drivers/video/atmel_lcdfb.c b/drivers/video/atmel_lcdfb.c
index 2fb63f6ea2f..5afd64482f5 100644
--- a/drivers/video/atmel_lcdfb.c
+++ b/drivers/video/atmel_lcdfb.c
@@ -345,7 +345,7 @@ static int atmel_lcdfb_check_var(struct fb_var_screeninfo *var,
dev_dbg(dev, " bpp: %u\n", var->bits_per_pixel);
dev_dbg(dev, " clk: %lu KHz\n", clk_value_khz);
- if ((PICOS2KHZ(var->pixclock) * var->bits_per_pixel / 8) > clk_value_khz) {
+ if (PICOS2KHZ(var->pixclock) > clk_value_khz) {
dev_err(dev, "%lu KHz pixel clock is too fast\n", PICOS2KHZ(var->pixclock));
return -EINVAL;
}
diff --git a/drivers/video/aty/radeon_pm.c b/drivers/video/aty/radeon_pm.c
index 97a1f095f32..515cf1978d1 100644
--- a/drivers/video/aty/radeon_pm.c
+++ b/drivers/video/aty/radeon_pm.c
@@ -213,7 +213,6 @@ static void radeon_pm_disable_dynamic_mode(struct radeonfb_info *rinfo)
PIXCLKS_CNTL__R300_PIXCLK_TRANS_ALWAYS_ONb |
PIXCLKS_CNTL__R300_PIXCLK_TVO_ALWAYS_ONb |
PIXCLKS_CNTL__R300_P2G2CLK_ALWAYS_ONb |
- PIXCLKS_CNTL__R300_P2G2CLK_ALWAYS_ONb |
PIXCLKS_CNTL__R300_DISP_DAC_PIXCLK_DAC2_BLANK_OFF);
OUTPLL(pllPIXCLKS_CNTL, tmp);
@@ -395,7 +394,7 @@ static void radeon_pm_enable_dynamic_mode(struct radeonfb_info *rinfo)
PIXCLKS_CNTL__R300_PIXCLK_TRANS_ALWAYS_ONb |
PIXCLKS_CNTL__R300_PIXCLK_TVO_ALWAYS_ONb |
PIXCLKS_CNTL__R300_P2G2CLK_ALWAYS_ONb |
- PIXCLKS_CNTL__R300_P2G2CLK_ALWAYS_ONb);
+ PIXCLKS_CNTL__R300_P2G2CLK_DAC_ALWAYS_ONb);
OUTPLL(pllPIXCLKS_CNTL, tmp);
tmp = INPLL(pllMCLK_MISC);
diff --git a/drivers/video/bf54x-lq043fb.c b/drivers/video/bf54x-lq043fb.c
index 37e60b1d2ed..e49ae5edcc0 100644
--- a/drivers/video/bf54x-lq043fb.c
+++ b/drivers/video/bf54x-lq043fb.c
@@ -323,7 +323,6 @@ static int bfin_bf54x_fb_release(struct fb_info *info, int user)
bfin_write_EPPI0_CONTROL(0);
SSYNC();
disable_dma(CH_EPPI0);
- memset(fbi->fb_buffer, 0, info->fix.smem_len);
}
spin_unlock(&fbi->lock);
@@ -530,7 +529,7 @@ static irqreturn_t bfin_bf54x_irq_error(int irq, void *dev_id)
return IRQ_HANDLED;
}
-static int __init bfin_bf54x_probe(struct platform_device *pdev)
+static int __devinit bfin_bf54x_probe(struct platform_device *pdev)
{
struct bfin_bf54xfb_info *info;
struct fb_info *fbinfo;
@@ -626,14 +625,12 @@ static int __init bfin_bf54x_probe(struct platform_device *pdev)
goto out3;
}
- memset(info->fb_buffer, 0, fbinfo->fix.smem_len);
-
fbinfo->screen_base = (void *)info->fb_buffer;
fbinfo->fix.smem_start = (int)info->fb_buffer;
fbinfo->fbops = &bfin_bf54x_fb_ops;
- fbinfo->pseudo_palette = kmalloc(sizeof(u32) * 16, GFP_KERNEL);
+ fbinfo->pseudo_palette = kzalloc(sizeof(u32) * 16, GFP_KERNEL);
if (!fbinfo->pseudo_palette) {
printk(KERN_ERR DRIVER_NAME
"Fail to allocate pseudo_palette\n");
@@ -642,8 +639,6 @@ static int __init bfin_bf54x_probe(struct platform_device *pdev)
goto out4;
}
- memset(fbinfo->pseudo_palette, 0, sizeof(u32) * 16);
-
if (fb_alloc_cmap(&fbinfo->cmap, BFIN_LCD_NBR_PALETTE_ENTRIES, 0)
< 0) {
printk(KERN_ERR DRIVER_NAME
@@ -712,7 +707,7 @@ out1:
return ret;
}
-static int bfin_bf54x_remove(struct platform_device *pdev)
+static int __devexit bfin_bf54x_remove(struct platform_device *pdev)
{
struct fb_info *fbinfo = platform_get_drvdata(pdev);
@@ -781,7 +776,7 @@ static int bfin_bf54x_resume(struct platform_device *pdev)
static struct platform_driver bfin_bf54x_driver = {
.probe = bfin_bf54x_probe,
- .remove = bfin_bf54x_remove,
+ .remove = __devexit_p(bfin_bf54x_remove),
.suspend = bfin_bf54x_suspend,
.resume = bfin_bf54x_resume,
.driver = {
@@ -790,7 +785,7 @@ static struct platform_driver bfin_bf54x_driver = {
},
};
-static int __devinit bfin_bf54x_driver_init(void)
+static int __init bfin_bf54x_driver_init(void)
{
return platform_driver_register(&bfin_bf54x_driver);
}
diff --git a/drivers/video/bfin-t350mcqb-fb.c b/drivers/video/bfin-t350mcqb-fb.c
index 90cfddabf1f..5cc36cfbf07 100644
--- a/drivers/video/bfin-t350mcqb-fb.c
+++ b/drivers/video/bfin-t350mcqb-fb.c
@@ -242,7 +242,6 @@ static int bfin_t350mcqb_fb_release(struct fb_info *info, int user)
SSYNC();
disable_dma(CH_PPI);
bfin_t350mcqb_stop_timers();
- memset(fbi->fb_buffer, 0, info->fix.smem_len);
}
spin_unlock(&fbi->lock);
@@ -527,8 +526,6 @@ static int __devinit bfin_t350mcqb_probe(struct platform_device *pdev)
goto out3;
}
- memset(info->fb_buffer, 0, fbinfo->fix.smem_len);
-
fbinfo->screen_base = (void *)info->fb_buffer + ACTIVE_VIDEO_MEM_OFFSET;
fbinfo->fix.smem_start = (int)info->fb_buffer + ACTIVE_VIDEO_MEM_OFFSET;
@@ -602,7 +599,7 @@ out1:
return ret;
}
-static int bfin_t350mcqb_remove(struct platform_device *pdev)
+static int __devexit bfin_t350mcqb_remove(struct platform_device *pdev)
{
struct fb_info *fbinfo = platform_get_drvdata(pdev);
@@ -637,9 +634,6 @@ static int bfin_t350mcqb_remove(struct platform_device *pdev)
#ifdef CONFIG_PM
static int bfin_t350mcqb_suspend(struct platform_device *pdev, pm_message_t state)
{
- struct fb_info *fbinfo = platform_get_drvdata(pdev);
- struct bfin_t350mcqbfb_info *info = fbinfo->par;
-
bfin_t350mcqb_disable_ppi();
disable_dma(CH_PPI);
bfin_write_PPI_STATUS(0xFFFF);
@@ -649,9 +643,6 @@ static int bfin_t350mcqb_suspend(struct platform_device *pdev, pm_message_t stat
static int bfin_t350mcqb_resume(struct platform_device *pdev)
{
- struct fb_info *fbinfo = platform_get_drvdata(pdev);
- struct bfin_t350mcqbfb_info *info = fbinfo->par;
-
enable_dma(CH_PPI);
bfin_t350mcqb_enable_ppi();
@@ -664,7 +655,7 @@ static int bfin_t350mcqb_resume(struct platform_device *pdev)
static struct platform_driver bfin_t350mcqb_driver = {
.probe = bfin_t350mcqb_probe,
- .remove = bfin_t350mcqb_remove,
+ .remove = __devexit_p(bfin_t350mcqb_remove),
.suspend = bfin_t350mcqb_suspend,
.resume = bfin_t350mcqb_resume,
.driver = {
@@ -673,7 +664,7 @@ static struct platform_driver bfin_t350mcqb_driver = {
},
};
-static int __devinit bfin_t350mcqb_driver_init(void)
+static int __init bfin_t350mcqb_driver_init(void)
{
return platform_driver_register(&bfin_t350mcqb_driver);
}
diff --git a/drivers/video/carminefb.c b/drivers/video/carminefb.c
index c7ff3c1a266..0c02f8ec4bf 100644
--- a/drivers/video/carminefb.c
+++ b/drivers/video/carminefb.c
@@ -562,7 +562,7 @@ static int __devinit alloc_carmine_fb(void __iomem *regs, void __iomem *smem_bas
if (ret < 0)
goto err_free_fb;
- if (fb_mode > ARRAY_SIZE(carmine_modedb))
+ if (fb_mode >= ARRAY_SIZE(carmine_modedb))
fb_mode = CARMINEFB_DEFAULT_VIDEO_MODE;
par->cur_mode = par->new_mode = ~0;
diff --git a/drivers/video/chipsfb.c b/drivers/video/chipsfb.c
index 777389c4098..57b9d276497 100644
--- a/drivers/video/chipsfb.c
+++ b/drivers/video/chipsfb.c
@@ -414,7 +414,6 @@ chipsfb_pci_init(struct pci_dev *dp, const struct pci_device_id *ent)
}
pci_set_drvdata(dp, p);
- p->device = &dp->dev;
init_chips(p, addr);
diff --git a/drivers/video/efifb.c b/drivers/video/efifb.c
index 8dea2bc9270..eb12182b205 100644
--- a/drivers/video/efifb.c
+++ b/drivers/video/efifb.c
@@ -280,6 +280,9 @@ static int __init efifb_probe(struct platform_device *dev)
info->pseudo_palette = info->par;
info->par = NULL;
+ info->aperture_base = efifb_fix.smem_start;
+ info->aperture_size = size_total;
+
info->screen_base = ioremap(efifb_fix.smem_start, efifb_fix.smem_len);
if (!info->screen_base) {
printk(KERN_ERR "efifb: abort, cannot ioremap video memory "
@@ -337,7 +340,7 @@ static int __init efifb_probe(struct platform_device *dev)
info->fbops = &efifb_ops;
info->var = efifb_defined;
info->fix = efifb_fix;
- info->flags = FBINFO_FLAG_DEFAULT;
+ info->flags = FBINFO_FLAG_DEFAULT | FBINFO_MISC_FIRMWARE;
if ((err = fb_alloc_cmap(&info->cmap, 256, 0)) < 0) {
printk(KERN_ERR "efifb: cannot allocate colormap\n");
diff --git a/drivers/video/fbmem.c b/drivers/video/fbmem.c
index d412a1ddc12..f8a09bf8d0c 100644
--- a/drivers/video/fbmem.c
+++ b/drivers/video/fbmem.c
@@ -1462,6 +1462,16 @@ static int fb_check_foreignness(struct fb_info *fi)
return 0;
}
+static bool fb_do_apertures_overlap(struct fb_info *gen, struct fb_info *hw)
+{
+ /* is the generic aperture base the same as the HW one */
+ if (gen->aperture_base == hw->aperture_base)
+ return true;
+ /* is the generic aperture base inside the hw base->hw base+size */
+ if (gen->aperture_base > hw->aperture_base && gen->aperture_base <= hw->aperture_base + hw->aperture_size)
+ return true;
+ return false;
+}
/**
* register_framebuffer - registers a frame buffer device
* @fb_info: frame buffer info structure
@@ -1485,6 +1495,23 @@ register_framebuffer(struct fb_info *fb_info)
if (fb_check_foreignness(fb_info))
return -ENOSYS;
+ /* check all firmware fbs and kick off if the base addr overlaps */
+ for (i = 0 ; i < FB_MAX; i++) {
+ if (!registered_fb[i])
+ continue;
+
+ if (registered_fb[i]->flags & FBINFO_MISC_FIRMWARE) {
+ if (fb_do_apertures_overlap(registered_fb[i], fb_info)) {
+ printk(KERN_ERR "fb: conflicting fb hw usage "
+ "%s vs %s - removing generic driver\n",
+ fb_info->fix.id,
+ registered_fb[i]->fix.id);
+ unregister_framebuffer(registered_fb[i]);
+ break;
+ }
+ }
+ }
+
num_registered_fb++;
for (i = 0 ; i < FB_MAX; i++)
if (!registered_fb[i])
@@ -1586,6 +1613,10 @@ unregister_framebuffer(struct fb_info *fb_info)
device_destroy(fb_class, MKDEV(FB_MAJOR, i));
event.info = fb_info;
fb_notifier_call_chain(FB_EVENT_FB_UNREGISTERED, &event);
+
+ /* this may free fb info */
+ if (fb_info->fbops->fb_destroy)
+ fb_info->fbops->fb_destroy(fb_info);
done:
return ret;
}
diff --git a/drivers/video/igafb.c b/drivers/video/igafb.c
index 3a81060137a..15d20010944 100644
--- a/drivers/video/igafb.c
+++ b/drivers/video/igafb.c
@@ -395,17 +395,16 @@ int __init igafb_init(void)
/* We leak a reference here but as it cannot be unloaded this is
fine. If you write unload code remember to free it in unload */
- size = sizeof(struct fb_info) + sizeof(struct iga_par) + sizeof(u32)*16;
+ size = sizeof(struct iga_par) + sizeof(u32)*16;
- info = kzalloc(size, GFP_ATOMIC);
+ info = framebuffer_alloc(size, &pdev->dev);
if (!info) {
printk("igafb_init: can't alloc fb_info\n");
pci_dev_put(pdev);
return -ENOMEM;
}
- par = (struct iga_par *) (info + 1);
-
+ par = info->par;
if ((addr = pdev->resource[0].start) == 0) {
printk("igafb_init: no memory start\n");
@@ -526,7 +525,6 @@ int __init igafb_init(void)
info->var = default_var;
info->fix = igafb_fix;
info->pseudo_palette = (void *)(par + 1);
- info->device = &pdev->dev;
if (!iga_init(info, par)) {
iounmap((void *)par->io_base);
diff --git a/drivers/video/intelfb/intelfbdrv.c b/drivers/video/intelfb/intelfbdrv.c
index ace14fe02fc..0cafd642fbc 100644
--- a/drivers/video/intelfb/intelfbdrv.c
+++ b/drivers/video/intelfb/intelfbdrv.c
@@ -1365,6 +1365,11 @@ static int intelfb_set_par(struct fb_info *info)
DBG_MSG("intelfb_set_par (%dx%d-%d)\n", info->var.xres,
info->var.yres, info->var.bits_per_pixel);
+ /*
+ * Disable VCO prior to timing register change.
+ */
+ OUTREG(DPLL_A, INREG(DPLL_A) & ~DPLL_VCO_ENABLE);
+
intelfb_blank(FB_BLANK_POWERDOWN, info);
if (ACCEL(dinfo, info))
diff --git a/drivers/video/logo/Makefile b/drivers/video/logo/Makefile
index b91251d1fe4..3b437813584 100644
--- a/drivers/video/logo/Makefile
+++ b/drivers/video/logo/Makefile
@@ -37,22 +37,24 @@ extra-y += $(call logo-cfiles,_clut224,ppm)
# Gray 256
extra-y += $(call logo-cfiles,_gray256,pgm)
+pnmtologo := scripts/pnmtologo
+
# Create commands like "pnmtologo -t mono -n logo_mac_mono -o ..."
quiet_cmd_logo = LOGO $@
- cmd_logo = scripts/pnmtologo \
+ cmd_logo = $(pnmtologo) \
-t $(patsubst $*_%,%,$(notdir $(basename $<))) \
-n $(notdir $(basename $<)) -o $@ $<
-$(obj)/%_mono.c: $(src)/%_mono.pbm FORCE
+$(obj)/%_mono.c: $(src)/%_mono.pbm $(pnmtologo) FORCE
$(call if_changed,logo)
-$(obj)/%_vga16.c: $(src)/%_vga16.ppm FORCE
+$(obj)/%_vga16.c: $(src)/%_vga16.ppm $(pnmtologo) FORCE
$(call if_changed,logo)
-$(obj)/%_clut224.c: $(src)/%_clut224.ppm FORCE
+$(obj)/%_clut224.c: $(src)/%_clut224.ppm $(pnmtologo) FORCE
$(call if_changed,logo)
-$(obj)/%_gray256.c: $(src)/%_gray256.pgm FORCE
+$(obj)/%_gray256.c: $(src)/%_gray256.pgm $(pnmtologo) FORCE
$(call if_changed,logo)
# Files generated that shall be removed upon make clean
diff --git a/drivers/video/logo/logo.c b/drivers/video/logo/logo.c
index 2e85a2b52d0..ea7a8ccc830 100644
--- a/drivers/video/logo/logo.c
+++ b/drivers/video/logo/logo.c
@@ -21,21 +21,6 @@
#include <asm/bootinfo.h>
#endif
-extern const struct linux_logo logo_linux_mono;
-extern const struct linux_logo logo_linux_vga16;
-extern const struct linux_logo logo_linux_clut224;
-extern const struct linux_logo logo_blackfin_vga16;
-extern const struct linux_logo logo_blackfin_clut224;
-extern const struct linux_logo logo_dec_clut224;
-extern const struct linux_logo logo_mac_clut224;
-extern const struct linux_logo logo_parisc_clut224;
-extern const struct linux_logo logo_sgi_clut224;
-extern const struct linux_logo logo_sun_clut224;
-extern const struct linux_logo logo_superh_mono;
-extern const struct linux_logo logo_superh_vga16;
-extern const struct linux_logo logo_superh_clut224;
-extern const struct linux_logo logo_m32r_clut224;
-
static int nologo;
module_param(nologo, bool, 0);
MODULE_PARM_DESC(nologo, "Disables startup logo");
diff --git a/drivers/video/mb862xx/mb862xxfb.c b/drivers/video/mb862xx/mb862xxfb.c
index fb64234a382..a28e3cfbbf7 100644
--- a/drivers/video/mb862xx/mb862xxfb.c
+++ b/drivers/video/mb862xx/mb862xxfb.c
@@ -19,7 +19,7 @@
#include <linux/init.h>
#include <linux/interrupt.h>
#include <linux/pci.h>
-#if defined(CONFIG_PPC_OF)
+#if defined(CONFIG_OF)
#include <linux/of_platform.h>
#endif
#include "mb862xxfb.h"
diff --git a/drivers/video/modedb.c b/drivers/video/modedb.c
index 16186240c5f..34e4e799516 100644
--- a/drivers/video/modedb.c
+++ b/drivers/video/modedb.c
@@ -264,6 +264,14 @@ static const struct fb_videomode modedb[] = {
/* 1280x800, 60 Hz, 47.403 kHz hsync, WXGA 16:10 aspect ratio */
NULL, 60, 1280, 800, 12048, 200, 64, 24, 1, 136, 3,
0, FB_VMODE_NONINTERLACED
+ }, {
+ /* 720x576i @ 50 Hz, 15.625 kHz hsync (PAL RGB) */
+ NULL, 50, 720, 576, 74074, 64, 16, 39, 5, 64, 5,
+ 0, FB_VMODE_INTERLACED
+ }, {
+ /* 800x520i @ 50 Hz, 15.625 kHz hsync (PAL RGB) */
+ NULL, 50, 800, 520, 58823, 144, 64, 72, 28, 80, 5,
+ 0, FB_VMODE_INTERLACED
},
};
diff --git a/drivers/video/offb.c b/drivers/video/offb.c
index e1d9eeb1aea..4d8c54c23dd 100644
--- a/drivers/video/offb.c
+++ b/drivers/video/offb.c
@@ -378,7 +378,6 @@ static void __init offb_init_fb(const char *name, const char *full_name,
struct fb_fix_screeninfo *fix;
struct fb_var_screeninfo *var;
struct fb_info *info;
- int size;
if (!request_mem_region(res_start, res_size, "offb"))
return;
@@ -393,15 +392,12 @@ static void __init offb_init_fb(const char *name, const char *full_name,
return;
}
- size = sizeof(struct fb_info) + sizeof(u32) * 16;
-
- info = kmalloc(size, GFP_ATOMIC);
+ info = framebuffer_alloc(sizeof(u32) * 16, NULL);
if (info == 0) {
release_mem_region(res_start, res_size);
return;
}
- memset(info, 0, size);
fix = &info->fix;
var = &info->var;
@@ -497,7 +493,7 @@ static void __init offb_init_fb(const char *name, const char *full_name,
iounmap(par->cmap_adr);
par->cmap_adr = NULL;
iounmap(info->screen_base);
- kfree(info);
+ framebuffer_release(info);
release_mem_region(res_start, res_size);
return;
}
diff --git a/drivers/video/pm2fb.c b/drivers/video/pm2fb.c
index c6dd924976a..36436ee6c1a 100644
--- a/drivers/video/pm2fb.c
+++ b/drivers/video/pm2fb.c
@@ -1748,7 +1748,7 @@ static void __devexit pm2fb_remove(struct pci_dev *pdev)
pci_set_drvdata(pdev, NULL);
fb_dealloc_cmap(&info->cmap);
kfree(info->pixmap.addr);
- kfree(info);
+ framebuffer_release(info);
}
static struct pci_device_id pm2fb_id_table[] = {
diff --git a/drivers/video/s1d13xxxfb.c b/drivers/video/s1d13xxxfb.c
index 0726aecf3b7..0deb0a8867b 100644
--- a/drivers/video/s1d13xxxfb.c
+++ b/drivers/video/s1d13xxxfb.c
@@ -2,6 +2,7 @@
*
* (c) 2004 Simtec Electronics
* (c) 2005 Thibaut VARENE <varenet@parisc-linux.org>
+ * (c) 2009 Kristoffer Ericson <kristoffer.ericson@gmail.com>
*
* Driver for Epson S1D13xxx series framebuffer chips
*
@@ -10,18 +11,10 @@
* linux/drivers/video/epson1355fb.c
* linux/drivers/video/epson/s1d13xxxfb.c (2.4 driver by Epson)
*
- * Note, currently only tested on S1D13806 with 16bit CRT.
- * As such, this driver might still contain some hardcoded bits relating to
- * S1D13806.
- * Making it work on other S1D13XXX chips should merely be a matter of adding
- * a few switch()s, some missing glue here and there maybe, and split header
- * files.
- *
* TODO: - handle dual screen display (CRT and LCD at the same time).
* - check_var(), mode change, etc.
- * - PM untested.
- * - Accelerated interfaces.
- * - Probably not SMP safe :)
+ * - probably not SMP safe :)
+ * - support all bitblt operations on all cards
*
* This file is subject to the terms and conditions of the GNU General Public
* License. See the file COPYING in the main directory of this archive for
@@ -31,19 +24,24 @@
#include <linux/module.h>
#include <linux/platform_device.h>
#include <linux/delay.h>
-
#include <linux/types.h>
#include <linux/errno.h>
#include <linux/mm.h>
#include <linux/mman.h>
#include <linux/fb.h>
+#include <linux/spinlock_types.h>
+#include <linux/spinlock.h>
#include <asm/io.h>
#include <video/s1d13xxxfb.h>
-#define PFX "s1d13xxxfb: "
+#define PFX "s1d13xxxfb: "
+#define BLIT "s1d13xxxfb_bitblt: "
+/*
+ * set this to enable debugging on general functions
+ */
#if 0
#define dbg(fmt, args...) do { printk(KERN_INFO fmt, ## args); } while(0)
#else
@@ -51,7 +49,21 @@
#endif
/*
- * List of card production ids
+ * set this to enable debugging on 2D acceleration
+ */
+#if 0
+#define dbg_blit(fmt, args...) do { printk(KERN_INFO BLIT fmt, ## args); } while (0)
+#else
+#define dbg_blit(fmt, args...) do { } while (0)
+#endif
+
+/*
+ * we make sure only one bitblt operation is running
+ */
+static DEFINE_SPINLOCK(s1d13xxxfb_bitblt_lock);
+
+/*
+ * list of card production ids
*/
static const int s1d13xxxfb_prod_ids[] = {
S1D13505_PROD_ID,
@@ -69,7 +81,7 @@ static const char *s1d13xxxfb_prod_names[] = {
};
/*
- * Here we define the default struct fb_fix_screeninfo
+ * here we define the default struct fb_fix_screeninfo
*/
static struct fb_fix_screeninfo __devinitdata s1d13xxxfb_fix = {
.id = S1D_FBID,
@@ -145,8 +157,10 @@ crt_enable(struct s1d13xxxfb_par *par, int enable)
s1d13xxxfb_writereg(par, S1DREG_COM_DISP_MODE, mode);
}
-/* framebuffer control routines */
+/*************************************************************
+ framebuffer control functions
+ *************************************************************/
static inline void
s1d13xxxfb_setup_pseudocolour(struct fb_info *info)
{
@@ -242,13 +256,13 @@ s1d13xxxfb_set_par(struct fb_info *info)
}
/**
- * s1d13xxxfb_setcolreg - sets a color register.
- * @regno: Which register in the CLUT we are programming
- * @red: The red value which can be up to 16 bits wide
+ * s1d13xxxfb_setcolreg - sets a color register.
+ * @regno: Which register in the CLUT we are programming
+ * @red: The red value which can be up to 16 bits wide
* @green: The green value which can be up to 16 bits wide
* @blue: The blue value which can be up to 16 bits wide.
* @transp: If supported the alpha value which can be up to 16 bits wide.
- * @info: frame buffer info structure
+ * @info: frame buffer info structure
*
* Returns negative errno on error, or zero on success.
*/
@@ -351,15 +365,15 @@ s1d13xxxfb_blank(int blank_mode, struct fb_info *info)
}
/**
- * s1d13xxxfb_pan_display - Pans the display.
- * @var: frame buffer variable screen structure
- * @info: frame buffer structure that represents a single frame buffer
+ * s1d13xxxfb_pan_display - Pans the display.
+ * @var: frame buffer variable screen structure
+ * @info: frame buffer structure that represents a single frame buffer
*
* Pan (or wrap, depending on the `vmode' field) the display using the
- * `yoffset' field of the `var' structure (`xoffset' not yet supported).
- * If the values don't fit, return -EINVAL.
+ * `yoffset' field of the `var' structure (`xoffset' not yet supported).
+ * If the values don't fit, return -EINVAL.
*
- * Returns negative errno on error, or zero on success.
+ * Returns negative errno on error, or zero on success.
*/
static int
s1d13xxxfb_pan_display(struct fb_var_screeninfo *var, struct fb_info *info)
@@ -390,8 +404,259 @@ s1d13xxxfb_pan_display(struct fb_var_screeninfo *var, struct fb_info *info)
return 0;
}
-/* framebuffer information structures */
+/************************************************************
+ functions to handle bitblt acceleration
+ ************************************************************/
+
+/**
+ * bltbit_wait_bitset - waits for change in register value
+ * @info : framebuffer structure
+ * @bit : value expected in register
+ * @timeout : ...
+ *
+ * waits until value changes INTO bit
+ */
+static u8
+bltbit_wait_bitset(struct fb_info *info, u8 bit, int timeout)
+{
+ while (!(s1d13xxxfb_readreg(info->par, S1DREG_BBLT_CTL0) & bit)) {
+ udelay(10);
+ if (!--timeout) {
+ dbg_blit("wait_bitset timeout\n");
+ break;
+ }
+ }
+
+ return timeout;
+}
+
+/**
+ * bltbit_wait_bitclear - waits for change in register value
+ * @info : frambuffer structure
+ * @bit : value currently in register
+ * @timeout : ...
+ *
+ * waits until value changes FROM bit
+ *
+ */
+static u8
+bltbit_wait_bitclear(struct fb_info *info, u8 bit, int timeout)
+{
+ while (s1d13xxxfb_readreg(info->par, S1DREG_BBLT_CTL0) & bit) {
+ udelay(10);
+ if (!--timeout) {
+ dbg_blit("wait_bitclear timeout\n");
+ break;
+ }
+ }
+
+ return timeout;
+}
+
+/**
+ * bltbit_fifo_status - checks the current status of the fifo
+ * @info : framebuffer structure
+ *
+ * returns number of free words in buffer
+ */
+static u8
+bltbit_fifo_status(struct fb_info *info)
+{
+ u8 status;
+ status = s1d13xxxfb_readreg(info->par, S1DREG_BBLT_CTL0);
+
+ /* its empty so room for 16 words */
+ if (status & BBLT_FIFO_EMPTY)
+ return 16;
+
+ /* its full so we dont want to add */
+ if (status & BBLT_FIFO_FULL)
+ return 0;
+
+ /* its atleast half full but we can add one atleast */
+ if (status & BBLT_FIFO_NOT_FULL)
+ return 1;
+
+ return 0;
+}
+
+/*
+ * s1d13xxxfb_bitblt_copyarea - accelerated copyarea function
+ * @info : framebuffer structure
+ * @area : fb_copyarea structure
+ *
+ * supports (atleast) S1D13506
+ *
+ */
+static void
+s1d13xxxfb_bitblt_copyarea(struct fb_info *info, const struct fb_copyarea *area)
+{
+ u32 dst, src;
+ u32 stride;
+ u16 reverse = 0;
+ u16 sx = area->sx, sy = area->sy;
+ u16 dx = area->dx, dy = area->dy;
+ u16 width = area->width, height = area->height;
+ u16 bpp;
+
+ spin_lock(&s1d13xxxfb_bitblt_lock);
+
+ /* bytes per xres line */
+ bpp = (info->var.bits_per_pixel >> 3);
+ stride = bpp * info->var.xres;
+
+ /* reverse, calculate the last pixel in rectangle */
+ if ((dy > sy) || ((dy == sy) && (dx >= sx))) {
+ dst = (((dy + height - 1) * stride) + (bpp * (dx + width - 1)));
+ src = (((sy + height - 1) * stride) + (bpp * (sx + width - 1)));
+ reverse = 1;
+ /* not reverse, calculate the first pixel in rectangle */
+ } else { /* (y * xres) + (bpp * x) */
+ dst = (dy * stride) + (bpp * dx);
+ src = (sy * stride) + (bpp * sx);
+ }
+
+ /* set source adress */
+ s1d13xxxfb_writereg(info->par, S1DREG_BBLT_SRC_START0, (src & 0xff));
+ s1d13xxxfb_writereg(info->par, S1DREG_BBLT_SRC_START1, (src >> 8) & 0x00ff);
+ s1d13xxxfb_writereg(info->par, S1DREG_BBLT_SRC_START2, (src >> 16) & 0x00ff);
+
+ /* set destination adress */
+ s1d13xxxfb_writereg(info->par, S1DREG_BBLT_DST_START0, (dst & 0xff));
+ s1d13xxxfb_writereg(info->par, S1DREG_BBLT_DST_START1, (dst >> 8) & 0x00ff);
+ s1d13xxxfb_writereg(info->par, S1DREG_BBLT_DST_START2, (dst >> 16) & 0x00ff);
+
+ /* program height and width */
+ s1d13xxxfb_writereg(info->par, S1DREG_BBLT_WIDTH0, (width & 0xff) - 1);
+ s1d13xxxfb_writereg(info->par, S1DREG_BBLT_WIDTH1, (width >> 8));
+
+ s1d13xxxfb_writereg(info->par, S1DREG_BBLT_HEIGHT0, (height & 0xff) - 1);
+ s1d13xxxfb_writereg(info->par, S1DREG_BBLT_HEIGHT1, (height >> 8));
+
+ /* negative direction ROP */
+ if (reverse == 1) {
+ dbg_blit("(copyarea) negative rop\n");
+ s1d13xxxfb_writereg(info->par, S1DREG_BBLT_OP, 0x03);
+ } else /* positive direction ROP */ {
+ s1d13xxxfb_writereg(info->par, S1DREG_BBLT_OP, 0x02);
+ dbg_blit("(copyarea) positive rop\n");
+ }
+
+ /* set for rectangel mode and not linear */
+ s1d13xxxfb_writereg(info->par, S1DREG_BBLT_CTL0, 0x0);
+
+ /* setup the bpp 1 = 16bpp, 0 = 8bpp*/
+ s1d13xxxfb_writereg(info->par, S1DREG_BBLT_CTL1, (bpp >> 1));
+
+ /* set words per xres */
+ s1d13xxxfb_writereg(info->par, S1DREG_BBLT_MEM_OFF0, (stride >> 1) & 0xff);
+ s1d13xxxfb_writereg(info->par, S1DREG_BBLT_MEM_OFF1, (stride >> 9));
+
+ dbg_blit("(copyarea) dx=%d, dy=%d\n", dx, dy);
+ dbg_blit("(copyarea) sx=%d, sy=%d\n", sx, sy);
+ dbg_blit("(copyarea) width=%d, height=%d\n", width - 1, height - 1);
+ dbg_blit("(copyarea) stride=%d\n", stride);
+ dbg_blit("(copyarea) bpp=%d=0x0%d, mem_offset1=%d, mem_offset2=%d\n", bpp, (bpp >> 1),
+ (stride >> 1) & 0xff, stride >> 9);
+
+ s1d13xxxfb_writereg(info->par, S1DREG_BBLT_CC_EXP, 0x0c);
+
+ /* initialize the engine */
+ s1d13xxxfb_writereg(info->par, S1DREG_BBLT_CTL0, 0x80);
+
+ /* wait to complete */
+ bltbit_wait_bitclear(info, 0x80, 8000);
+
+ spin_unlock(&s1d13xxxfb_bitblt_lock);
+}
+
+/**
+ *
+ * s1d13xxxfb_bitblt_solidfill - accelerated solidfill function
+ * @info : framebuffer structure
+ * @rect : fb_fillrect structure
+ *
+ * supports (atleast 13506)
+ *
+ **/
+static void
+s1d13xxxfb_bitblt_solidfill(struct fb_info *info, const struct fb_fillrect *rect)
+{
+ u32 screen_stride, dest;
+ u32 fg;
+ u16 bpp = (info->var.bits_per_pixel >> 3);
+
+ /* grab spinlock */
+ spin_lock(&s1d13xxxfb_bitblt_lock);
+
+ /* bytes per x width */
+ screen_stride = (bpp * info->var.xres);
+
+ /* bytes to starting point */
+ dest = ((rect->dy * screen_stride) + (bpp * rect->dx));
+
+ dbg_blit("(solidfill) dx=%d, dy=%d, stride=%d, dest=%d\n"
+ "(solidfill) : rect_width=%d, rect_height=%d\n",
+ rect->dx, rect->dy, screen_stride, dest,
+ rect->width - 1, rect->height - 1);
+
+ dbg_blit("(solidfill) : xres=%d, yres=%d, bpp=%d\n",
+ info->var.xres, info->var.yres,
+ info->var.bits_per_pixel);
+ dbg_blit("(solidfill) : rop=%d\n", rect->rop);
+
+ /* We split the destination into the three registers */
+ s1d13xxxfb_writereg(info->par, S1DREG_BBLT_DST_START0, (dest & 0x00ff));
+ s1d13xxxfb_writereg(info->par, S1DREG_BBLT_DST_START1, ((dest >> 8) & 0x00ff));
+ s1d13xxxfb_writereg(info->par, S1DREG_BBLT_DST_START2, ((dest >> 16) & 0x00ff));
+
+ /* give information regarding rectangel width */
+ s1d13xxxfb_writereg(info->par, S1DREG_BBLT_WIDTH0, ((rect->width) & 0x00ff) - 1);
+ s1d13xxxfb_writereg(info->par, S1DREG_BBLT_WIDTH1, (rect->width >> 8));
+
+ /* give information regarding rectangel height */
+ s1d13xxxfb_writereg(info->par, S1DREG_BBLT_HEIGHT0, ((rect->height) & 0x00ff) - 1);
+ s1d13xxxfb_writereg(info->par, S1DREG_BBLT_HEIGHT1, (rect->height >> 8));
+
+ if (info->fix.visual == FB_VISUAL_TRUECOLOR ||
+ info->fix.visual == FB_VISUAL_DIRECTCOLOR) {
+ fg = ((u32 *)info->pseudo_palette)[rect->color];
+ dbg_blit("(solidfill) truecolor/directcolor\n");
+ dbg_blit("(solidfill) pseudo_palette[%d] = %d\n", rect->color, fg);
+ } else {
+ fg = rect->color;
+ dbg_blit("(solidfill) color = %d\n", rect->color);
+ }
+
+ /* set foreground color */
+ s1d13xxxfb_writereg(info->par, S1DREG_BBLT_FGC0, (fg & 0xff));
+ s1d13xxxfb_writereg(info->par, S1DREG_BBLT_FGC1, (fg >> 8) & 0xff);
+
+ /* set rectangual region of memory (rectangle and not linear) */
+ s1d13xxxfb_writereg(info->par, S1DREG_BBLT_CTL0, 0x0);
+
+ /* set operation mode SOLID_FILL */
+ s1d13xxxfb_writereg(info->par, S1DREG_BBLT_OP, BBLT_SOLID_FILL);
+
+ /* set bits per pixel (1 = 16bpp, 0 = 8bpp) */
+ s1d13xxxfb_writereg(info->par, S1DREG_BBLT_CTL1, (info->var.bits_per_pixel >> 4));
+
+ /* set the memory offset for the bblt in word sizes */
+ s1d13xxxfb_writereg(info->par, S1DREG_BBLT_MEM_OFF0, (screen_stride >> 1) & 0x00ff);
+ s1d13xxxfb_writereg(info->par, S1DREG_BBLT_MEM_OFF1, (screen_stride >> 9));
+
+ /* and away we go.... */
+ s1d13xxxfb_writereg(info->par, S1DREG_BBLT_CTL0, 0x80);
+
+ /* wait until its done */
+ bltbit_wait_bitclear(info, 0x80, 8000);
+
+ /* let others play */
+ spin_unlock(&s1d13xxxfb_bitblt_lock);
+}
+
+/* framebuffer information structures */
static struct fb_ops s1d13xxxfb_fbops = {
.owner = THIS_MODULE,
.fb_set_par = s1d13xxxfb_set_par,
@@ -400,7 +665,7 @@ static struct fb_ops s1d13xxxfb_fbops = {
.fb_pan_display = s1d13xxxfb_pan_display,
- /* to be replaced by any acceleration we can */
+ /* gets replaced at chip detection time */
.fb_fillrect = cfb_fillrect,
.fb_copyarea = cfb_copyarea,
.fb_imageblit = cfb_imageblit,
@@ -412,9 +677,9 @@ static int s1d13xxxfb_width_tab[2][4] __devinitdata = {
};
/**
- * s1d13xxxfb_fetch_hw_state - Configure the framebuffer according to
+ * s1d13xxxfb_fetch_hw_state - Configure the framebuffer according to
* hardware setup.
- * @info: frame buffer structure
+ * @info: frame buffer structure
*
* We setup the framebuffer structures according to the current
* hardware setup. On some machines, the BIOS will have filled
@@ -569,7 +834,6 @@ s1d13xxxfb_probe(struct platform_device *pdev)
if (pdata && pdata->platform_init_video)
pdata->platform_init_video();
-
if (pdev->num_resources != 2) {
dev_err(&pdev->dev, "invalid num_resources: %i\n",
pdev->num_resources);
@@ -655,16 +919,27 @@ s1d13xxxfb_probe(struct platform_device *pdev)
info->fix = s1d13xxxfb_fix;
info->fix.mmio_start = pdev->resource[1].start;
- info->fix.mmio_len = pdev->resource[1].end - pdev->resource[1].start +1;
+ info->fix.mmio_len = pdev->resource[1].end - pdev->resource[1].start + 1;
info->fix.smem_start = pdev->resource[0].start;
- info->fix.smem_len = pdev->resource[0].end - pdev->resource[0].start +1;
+ info->fix.smem_len = pdev->resource[0].end - pdev->resource[0].start + 1;
printk(KERN_INFO PFX "regs mapped at 0x%p, fb %d KiB mapped at 0x%p\n",
default_par->regs, info->fix.smem_len / 1024, info->screen_base);
info->par = default_par;
- info->fbops = &s1d13xxxfb_fbops;
info->flags = FBINFO_DEFAULT | FBINFO_HWACCEL_YPAN;
+ info->fbops = &s1d13xxxfb_fbops;
+
+ switch(prod_id) {
+ case S1D13506_PROD_ID: /* activate acceleration */
+ s1d13xxxfb_fbops.fb_fillrect = s1d13xxxfb_bitblt_solidfill;
+ s1d13xxxfb_fbops.fb_copyarea = s1d13xxxfb_bitblt_copyarea;
+ info->flags = FBINFO_DEFAULT | FBINFO_HWACCEL_YPAN |
+ FBINFO_HWACCEL_FILLRECT | FBINFO_HWACCEL_COPYAREA;
+ break;
+ default:
+ break;
+ }
/* perform "manual" chip initialization, if needed */
if (pdata && pdata->initregs)
diff --git a/drivers/video/s3c-fb.c b/drivers/video/s3c-fb.c
index d3a568e6b16..43680e54542 100644
--- a/drivers/video/s3c-fb.c
+++ b/drivers/video/s3c-fb.c
@@ -358,9 +358,16 @@ static int s3c_fb_set_par(struct fb_info *info)
writel(data, regs + VIDOSD_B(win_no));
data = var->xres * var->yres;
+
+ u32 osdc_data = 0;
+
+ osdc_data = VIDISD14C_ALPHA1_R(0xf) |
+ VIDISD14C_ALPHA1_G(0xf) |
+ VIDISD14C_ALPHA1_B(0xf);
+
if (s3c_fb_has_osd_d(win_no)) {
writel(data, regs + VIDOSD_D(win_no));
- writel(0, regs + VIDOSD_C(win_no));
+ writel(osdc_data, regs + VIDOSD_C(win_no));
} else
writel(data, regs + VIDOSD_C(win_no));
@@ -409,8 +416,12 @@ static int s3c_fb_set_par(struct fb_info *info)
data |= WINCON1_BPPMODE_19BPP_A1666;
else
data |= WINCON1_BPPMODE_18BPP_666;
- } else if (var->transp.length != 0)
- data |= WINCON1_BPPMODE_25BPP_A1888;
+ } else if (var->transp.length == 1)
+ data |= WINCON1_BPPMODE_25BPP_A1888
+ | WINCON1_BLD_PIX;
+ else if (var->transp.length == 4)
+ data |= WINCON1_BPPMODE_28BPP_A4888
+ | WINCON1_BLD_PIX | WINCON1_ALPHA_SEL;
else
data |= WINCON0_BPPMODE_24BPP_888;
@@ -418,6 +429,20 @@ static int s3c_fb_set_par(struct fb_info *info)
break;
}
+ /* It has no color key control register for window0 */
+ if (win_no > 0) {
+ u32 keycon0_data = 0, keycon1_data = 0;
+
+ keycon0_data = ~(WxKEYCON0_KEYBL_EN |
+ WxKEYCON0_KEYEN_F |
+ WxKEYCON0_DIRCON) | WxKEYCON0_COMPKEY(0);
+
+ keycon1_data = WxKEYCON1_COLVAL(0xffffff);
+
+ writel(keycon0_data, regs + WxKEYCONy(win_no-1, 0));
+ writel(keycon1_data, regs + WxKEYCONy(win_no-1, 1));
+ }
+
writel(data, regs + WINCON(win_no));
writel(0x0, regs + WINxMAP(win_no));
@@ -700,9 +725,12 @@ static void s3c_fb_free_memory(struct s3c_fb *sfb, struct s3c_fb_win *win)
*/
static void s3c_fb_release_win(struct s3c_fb *sfb, struct s3c_fb_win *win)
{
- fb_dealloc_cmap(&win->fbinfo->cmap);
- unregister_framebuffer(win->fbinfo);
- s3c_fb_free_memory(sfb, win);
+ if (win->fbinfo) {
+ unregister_framebuffer(win->fbinfo);
+ fb_dealloc_cmap(&win->fbinfo->cmap);
+ s3c_fb_free_memory(sfb, win);
+ framebuffer_release(win->fbinfo);
+ }
}
/**
@@ -753,7 +781,7 @@ static int __devinit s3c_fb_probe_win(struct s3c_fb *sfb, unsigned int win_no,
ret = s3c_fb_alloc_memory(sfb, win);
if (ret) {
dev_err(sfb->dev, "failed to allocate display memory\n");
- goto err_framebuffer;
+ return ret;
}
/* setup the r/b/g positions for the window's palette */
@@ -776,7 +804,7 @@ static int __devinit s3c_fb_probe_win(struct s3c_fb *sfb, unsigned int win_no,
ret = s3c_fb_check_var(&fbinfo->var, fbinfo);
if (ret < 0) {
dev_err(sfb->dev, "check_var failed on initial video params\n");
- goto err_alloc_mem;
+ return ret;
}
/* create initial colour map */
@@ -796,20 +824,13 @@ static int __devinit s3c_fb_probe_win(struct s3c_fb *sfb, unsigned int win_no,
ret = register_framebuffer(fbinfo);
if (ret < 0) {
dev_err(sfb->dev, "failed to register framebuffer\n");
- goto err_alloc_mem;
+ return ret;
}
*res = win;
dev_info(sfb->dev, "window %d: fb %s\n", win_no, fbinfo->fix.id);
return 0;
-
-err_alloc_mem:
- s3c_fb_free_memory(sfb, win);
-
-err_framebuffer:
- unregister_framebuffer(fbinfo);
- return ret;
}
/**
diff --git a/drivers/video/s3c2410fb.c b/drivers/video/s3c2410fb.c
index b0b4513ba53..7da0027e240 100644
--- a/drivers/video/s3c2410fb.c
+++ b/drivers/video/s3c2410fb.c
@@ -24,6 +24,7 @@
#include <linux/interrupt.h>
#include <linux/platform_device.h>
#include <linux/clk.h>
+#include <linux/cpufreq.h>
#include <asm/io.h>
#include <asm/div64.h>
@@ -89,7 +90,7 @@ static void s3c2410fb_set_lcdaddr(struct fb_info *info)
static unsigned int s3c2410fb_calc_pixclk(struct s3c2410fb_info *fbi,
unsigned long pixclk)
{
- unsigned long clk = clk_get_rate(fbi->clk);
+ unsigned long clk = fbi->clk_rate;
unsigned long long div;
/* pixclk is in picoseconds, our clock is in Hz
@@ -758,6 +759,57 @@ static irqreturn_t s3c2410fb_irq(int irq, void *dev_id)
return IRQ_HANDLED;
}
+#ifdef CONFIG_CPU_FREQ
+
+static int s3c2410fb_cpufreq_transition(struct notifier_block *nb,
+ unsigned long val, void *data)
+{
+ struct cpufreq_freqs *freqs = data;
+ struct s3c2410fb_info *info;
+ struct fb_info *fbinfo;
+ long delta_f;
+
+ info = container_of(nb, struct s3c2410fb_info, freq_transition);
+ fbinfo = platform_get_drvdata(to_platform_device(info->dev));
+
+ /* work out change, <0 for speed-up */
+ delta_f = info->clk_rate - clk_get_rate(info->clk);
+
+ if ((val == CPUFREQ_POSTCHANGE && delta_f > 0) ||
+ (val == CPUFREQ_PRECHANGE && delta_f < 0)) {
+ info->clk_rate = clk_get_rate(info->clk);
+ s3c2410fb_activate_var(fbinfo);
+ }
+
+ return 0;
+}
+
+static inline int s3c2410fb_cpufreq_register(struct s3c2410fb_info *info)
+{
+ info->freq_transition.notifier_call = s3c2410fb_cpufreq_transition;
+
+ return cpufreq_register_notifier(&info->freq_transition,
+ CPUFREQ_TRANSITION_NOTIFIER);
+}
+
+static inline void s3c2410fb_cpufreq_deregister(struct s3c2410fb_info *info)
+{
+ cpufreq_unregister_notifier(&info->freq_transition,
+ CPUFREQ_TRANSITION_NOTIFIER);
+}
+
+#else
+static inline int s3c2410fb_cpufreq_register(struct s3c2410fb_info *info)
+{
+ return 0;
+}
+
+static inline void s3c2410fb_cpufreq_deregister(struct s3c2410fb_info *info)
+{
+}
+#endif
+
+
static char driver_name[] = "s3c2410fb";
static int __init s3c24xxfb_probe(struct platform_device *pdev,
@@ -875,6 +927,8 @@ static int __init s3c24xxfb_probe(struct platform_device *pdev,
msleep(1);
+ info->clk_rate = clk_get_rate(info->clk);
+
/* find maximum required memory size for display */
for (i = 0; i < mach_info->num_displays; i++) {
unsigned long smem_len = mach_info->displays[i].xres;
@@ -904,11 +958,17 @@ static int __init s3c24xxfb_probe(struct platform_device *pdev,
s3c2410fb_check_var(&fbinfo->var, fbinfo);
+ ret = s3c2410fb_cpufreq_register(info);
+ if (ret < 0) {
+ dev_err(&pdev->dev, "Failed to register cpufreq\n");
+ goto free_video_memory;
+ }
+
ret = register_framebuffer(fbinfo);
if (ret < 0) {
printk(KERN_ERR "Failed to register framebuffer device: %d\n",
ret);
- goto free_video_memory;
+ goto free_cpufreq;
}
/* create device files */
@@ -922,6 +982,8 @@ static int __init s3c24xxfb_probe(struct platform_device *pdev,
return 0;
+ free_cpufreq:
+ s3c2410fb_cpufreq_deregister(info);
free_video_memory:
s3c2410fb_unmap_video_memory(fbinfo);
release_clock:
@@ -961,6 +1023,7 @@ static int s3c2410fb_remove(struct platform_device *pdev)
int irq;
unregister_framebuffer(fbinfo);
+ s3c2410fb_cpufreq_deregister(info);
s3c2410fb_lcd_enable(info, 0);
msleep(1);
diff --git a/drivers/video/s3c2410fb.h b/drivers/video/s3c2410fb.h
index 9a6ba3e9d1b..47a17bd2301 100644
--- a/drivers/video/s3c2410fb.h
+++ b/drivers/video/s3c2410fb.h
@@ -29,8 +29,13 @@ struct s3c2410fb_info {
enum s3c_drv_type drv_type;
struct s3c2410fb_hw regs;
+ unsigned long clk_rate;
unsigned int palette_ready;
+#ifdef CONFIG_CPU_FREQ
+ struct notifier_block freq_transition;
+#endif
+
/* keep these registers in case we need to re-write palette */
u32 palette_buffer[256];
u32 pseudo_pal[16];
diff --git a/drivers/video/sis/sis_main.c b/drivers/video/sis/sis_main.c
index 7e17ee95a97..7072d19080d 100644
--- a/drivers/video/sis/sis_main.c
+++ b/drivers/video/sis/sis_main.c
@@ -5928,7 +5928,7 @@ sisfb_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
if(pci_enable_device(pdev)) {
if(ivideo->nbridge) pci_dev_put(ivideo->nbridge);
pci_set_drvdata(pdev, NULL);
- kfree(sis_fb_info);
+ framebuffer_release(sis_fb_info);
return -EIO;
}
}
@@ -6134,7 +6134,7 @@ error_3: vfree(ivideo->bios_abase);
pci_set_drvdata(pdev, NULL);
if(!ivideo->sisvga_enabled)
pci_disable_device(pdev);
- kfree(sis_fb_info);
+ framebuffer_release(sis_fb_info);
return ret;
}
diff --git a/drivers/video/stifb.c b/drivers/video/stifb.c
index eabaad765ae..eec9dcb7f59 100644
--- a/drivers/video/stifb.c
+++ b/drivers/video/stifb.c
@@ -1380,7 +1380,7 @@ stifb_cleanup(void)
if (info->screen_base)
iounmap(info->screen_base);
fb_dealloc_cmap(&info->cmap);
- kfree(info);
+ framebuffer_release(info);
}
sti->info = NULL;
}
diff --git a/drivers/video/tcx.c b/drivers/video/tcx.c
index 643afbfe827..45b883598bf 100644
--- a/drivers/video/tcx.c
+++ b/drivers/video/tcx.c
@@ -116,17 +116,16 @@ struct tcx_par {
u32 flags;
#define TCX_FLAG_BLANKED 0x00000001
- unsigned long physbase;
unsigned long which_io;
- unsigned long fbsize;
struct sbus_mmap_map mmap_map[TCX_MMAP_ENTRIES];
int lowdepth;
};
/* Reset control plane so that WID is 8-bit plane. */
-static void __tcx_set_control_plane(struct tcx_par *par)
+static void __tcx_set_control_plane(struct fb_info *info)
{
+ struct tcx_par *par = info->par;
u32 __iomem *p, *pend;
if (par->lowdepth)
@@ -135,7 +134,7 @@ static void __tcx_set_control_plane(struct tcx_par *par)
p = par->cplane;
if (p == NULL)
return;
- for (pend = p + par->fbsize; p < pend; p++) {
+ for (pend = p + info->fix.smem_len; p < pend; p++) {
u32 tmp = sbus_readl(p);
tmp &= 0xffffff;
@@ -149,7 +148,7 @@ static void tcx_reset(struct fb_info *info)
unsigned long flags;
spin_lock_irqsave(&par->lock, flags);
- __tcx_set_control_plane(par);
+ __tcx_set_control_plane(info);
spin_unlock_irqrestore(&par->lock, flags);
}
@@ -304,7 +303,7 @@ static int tcx_mmap(struct fb_info *info, struct vm_area_struct *vma)
struct tcx_par *par = (struct tcx_par *)info->par;
return sbusfb_mmap_helper(par->mmap_map,
- par->physbase, par->fbsize,
+ info->fix.smem_start, info->fix.smem_len,
par->which_io, vma);
}
@@ -316,7 +315,7 @@ static int tcx_ioctl(struct fb_info *info, unsigned int cmd,
return sbusfb_ioctl_helper(cmd, arg, info,
FBTYPE_TCXCOLOR,
(par->lowdepth ? 8 : 24),
- par->fbsize);
+ info->fix.smem_len);
}
/*
@@ -358,10 +357,10 @@ static void tcx_unmap_regs(struct of_device *op, struct fb_info *info,
par->bt, sizeof(struct bt_regs));
if (par->cplane)
of_iounmap(&op->resource[4],
- par->cplane, par->fbsize * sizeof(u32));
+ par->cplane, info->fix.smem_len * sizeof(u32));
if (info->screen_base)
of_iounmap(&op->resource[0],
- info->screen_base, par->fbsize);
+ info->screen_base, info->fix.smem_len);
}
static int __devinit tcx_probe(struct of_device *op,
@@ -391,7 +390,7 @@ static int __devinit tcx_probe(struct of_device *op,
linebytes = of_getintprop_default(dp, "linebytes",
info->var.xres);
- par->fbsize = PAGE_ALIGN(linebytes * info->var.yres);
+ info->fix.smem_len = PAGE_ALIGN(linebytes * info->var.yres);
par->tec = of_ioremap(&op->resource[7], 0,
sizeof(struct tcx_tec), "tcx tec");
@@ -400,7 +399,7 @@ static int __devinit tcx_probe(struct of_device *op,
par->bt = of_ioremap(&op->resource[8], 0,
sizeof(struct bt_regs), "tcx dac");
info->screen_base = of_ioremap(&op->resource[0], 0,
- par->fbsize, "tcx ram");
+ info->fix.smem_len, "tcx ram");
if (!par->tec || !par->thc ||
!par->bt || !info->screen_base)
goto out_unmap_regs;
@@ -408,7 +407,7 @@ static int __devinit tcx_probe(struct of_device *op,
memcpy(&par->mmap_map, &__tcx_mmap_map, sizeof(par->mmap_map));
if (!par->lowdepth) {
par->cplane = of_ioremap(&op->resource[4], 0,
- par->fbsize * sizeof(u32),
+ info->fix.smem_len * sizeof(u32),
"tcx cplane");
if (!par->cplane)
goto out_unmap_regs;
@@ -419,7 +418,7 @@ static int __devinit tcx_probe(struct of_device *op,
par->mmap_map[6].size = SBUS_MMAP_EMPTY;
}
- par->physbase = op->resource[0].start;
+ info->fix.smem_start = op->resource[0].start;
par->which_io = op->resource[0].flags & IORESOURCE_BITS;
for (i = 0; i < TCX_MMAP_ENTRIES; i++) {
@@ -473,7 +472,7 @@ static int __devinit tcx_probe(struct of_device *op,
printk(KERN_INFO "%s: TCX at %lx:%lx, %s\n",
dp->full_name,
par->which_io,
- par->physbase,
+ info->fix.smem_start,
par->lowdepth ? "8-bit only" : "24-bit depth");
return 0;
diff --git a/drivers/video/vesafb.c b/drivers/video/vesafb.c
index d6856f43d24..bd37ee1f6a2 100644
--- a/drivers/video/vesafb.c
+++ b/drivers/video/vesafb.c
@@ -174,8 +174,17 @@ static int vesafb_setcolreg(unsigned regno, unsigned red, unsigned green,
return err;
}
+static void vesafb_destroy(struct fb_info *info)
+{
+ if (info->screen_base)
+ iounmap(info->screen_base);
+ release_mem_region(info->aperture_base, info->aperture_size);
+ framebuffer_release(info);
+}
+
static struct fb_ops vesafb_ops = {
.owner = THIS_MODULE,
+ .fb_destroy = vesafb_destroy,
.fb_setcolreg = vesafb_setcolreg,
.fb_pan_display = vesafb_pan_display,
.fb_fillrect = cfb_fillrect,
@@ -286,6 +295,10 @@ static int __init vesafb_probe(struct platform_device *dev)
info->pseudo_palette = info->par;
info->par = NULL;
+ /* set vesafb aperture size for generic probing */
+ info->aperture_base = screen_info.lfb_base;
+ info->aperture_size = size_total;
+
info->screen_base = ioremap(vesafb_fix.smem_start, vesafb_fix.smem_len);
if (!info->screen_base) {
printk(KERN_ERR
@@ -437,7 +450,7 @@ static int __init vesafb_probe(struct platform_device *dev)
info->fbops = &vesafb_ops;
info->var = vesafb_defined;
info->fix = vesafb_fix;
- info->flags = FBINFO_FLAG_DEFAULT |
+ info->flags = FBINFO_FLAG_DEFAULT | FBINFO_MISC_FIRMWARE |
(ypan ? FBINFO_HWACCEL_YPAN : 0);
if (!ypan)
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2024-11-15 10:46:02 +0000