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-rw-r--r--drivers/media/video/saa7115.c252
1 files changed, 187 insertions, 65 deletions
diff --git a/drivers/media/video/saa7115.c b/drivers/media/video/saa7115.c
index d5052dbd074..900c65772fa 100644
--- a/drivers/media/video/saa7115.c
+++ b/drivers/media/video/saa7115.c
@@ -1,4 +1,6 @@
-/* saa7115 - Philips SAA7113/SAA7114/SAA7115 video decoder driver
+/* saa711x - Philips SAA711x video decoder driver
+ * This driver can work with saa7111, saa7111a, saa7113, saa7114,
+ * saa7115 and saa7118.
*
* Based on saa7114 driver by Maxim Yevtyushkin, which is based on
* the saa7111 driver by Dave Perks.
@@ -16,7 +18,9 @@
* (2/17/2003)
*
* VBI support (2004) and cleanups (2005) by Hans Verkuil <hverkuil@xs4all.nl>
- * SAA7113 support by Mauro Carvalho Chehab <mchehab@infradead.org>
+ *
+ * Copyright (c) 2005-2006 Mauro Carvalho Chehab <mchehab@infradead.org>
+ * SAA7111, SAA7113 and SAA7118 support
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
@@ -44,7 +48,7 @@
#include <media/saa7115.h>
#include <asm/div64.h>
-MODULE_DESCRIPTION("Philips SAA7113/SAA7114/SAA7115 video decoder driver");
+MODULE_DESCRIPTION("Philips SAA7111/SAA7113/SAA7114/SAA7115/SAA7118 video decoder driver");
MODULE_AUTHOR( "Maxim Yevtyushkin, Kevin Thayer, Chris Kennedy, "
"Hans Verkuil, Mauro Carvalho Chehab");
MODULE_LICENSE("GPL");
@@ -55,8 +59,8 @@ module_param(debug, bool, 0644);
MODULE_PARM_DESC(debug, "Debug level (0-1)");
static unsigned short normal_i2c[] = {
- 0x4a >> 1, 0x48 >> 1, /* SAA7113 */
- 0x42 >> 1, 0x40 >> 1, /* SAA7114 and SAA7115 */
+ 0x4a >> 1, 0x48 >> 1, /* SAA7111, SAA7111A and SAA7113 */
+ 0x42 >> 1, 0x40 >> 1, /* SAA7114, SAA7115 and SAA7118 */
I2C_CLIENT_END };
@@ -86,15 +90,58 @@ static inline int saa7115_write(struct i2c_client *client, u8 reg, u8 value)
return i2c_smbus_write_byte_data(client, reg, value);
}
+/* Sanity routine to check if a register is present */
+static int saa711x_has_reg(const int id, const u8 reg)
+{
+ switch (id) {
+ case V4L2_IDENT_SAA7111:
+ if (reg>0x1f || reg==1 || reg==0x0f || reg==0x14 || reg==0x18
+ || reg==0x19 || reg==0x1d || reg==0x1e)
+ return 0;
+ case V4L2_IDENT_SAA7113:
+ if (reg>0x62 || reg==0x14 || (reg>=0x18 && reg<=0x1e) ||
+ (reg>=0x20 && reg<=0x3f) ||reg==0x5f )
+ return 0;
+ case V4L2_IDENT_SAA7114:
+ if (reg>=0xf0 || (reg>=0x1a && reg<=0x1e) ||
+ (reg>=0x20 && reg<=0x2f) ||
+ (reg>=0x63 && reg<=0x7f) )
+ return 0;
+ case V4L2_IDENT_SAA7115:
+ if ((reg>=0x20 && reg<=0x2f) || (reg==0x5c) ||
+ (reg>=0xfc && reg<=0xfe) )
+ return 0;
+ case V4L2_IDENT_SAA7118:
+ if (reg>=0xf0 || (reg>=0x1a && reg<=0x1d) ||
+ (reg>=0x63 && reg<=0x6f) )
+ return 0;
+ }
+
+ /* Those registers are reserved for all family */
+ if (unlikely((reg>=0x20 && reg<=0x22) ||
+ (reg>=0x26 && reg<=0x28) ||
+ (reg>=0x3b && reg<=0x3f) || (reg==0x5f) ||
+ (reg>=0x63 && reg<=0x6f) ) )
+ return 0;
+
+ return 1;
+}
+
static int saa7115_writeregs(struct i2c_client *client, const unsigned char *regs)
{
+ struct saa7115_state *state = i2c_get_clientdata(client);
unsigned char reg, data;
while (*regs != 0x00) {
reg = *(regs++);
data = *(regs++);
- if (saa7115_write(client, reg, data) < 0)
- return -1;
+
+ /* According with datasheets, reserved regs should be
+ filled with 0 - seems better not to touch on they */
+ if (saa711x_has_reg(state->ident,reg)) {
+ if (saa7115_write(client, reg, data) < 0)
+ return -1;
+ }
}
return 0;
}
@@ -106,10 +153,80 @@ static inline int saa7115_read(struct i2c_client *client, u8 reg)
/* ----------------------------------------------------------------------- */
+/* SAA7111 initialization table */
+static const unsigned char saa7111_init_auto_input[] = {
+ R_01_INC_DELAY, 0x00, /* reserved */
+
+ /*front end */
+ R_02_INPUT_CNTL_1, 0xd0, /* FUSE=3, GUDL=2, MODE=0 */
+ R_03_INPUT_CNTL_2, 0x23, /* HLNRS=0, VBSL=1, WPOFF=0, HOLDG=0,
+ * GAFIX=0, GAI1=256, GAI2=256 */
+ R_04_INPUT_CNTL_3, 0x00, /* GAI1=256 */
+ R_05_INPUT_CNTL_4, 0x00, /* GAI2=256 */
+
+ /* decoder */
+ R_06_H_SYNC_START, 0xf3, /* HSB at 13(50Hz) / 17(60Hz)
+ * pixels after end of last line */
+ R_07_H_SYNC_STOP, 0xe8, /* HSS seems to be needed to
+ * work with NTSC, too */
+ R_08_SYNC_CNTL, 0xc8, /* AUFD=1, FSEL=1, EXFIL=0,
+ * VTRC=1, HPLL=0, VNOI=0 */
+ R_09_LUMA_CNTL, 0x01, /* BYPS=0, PREF=0, BPSS=0,
+ * VBLB=0, UPTCV=0, APER=1 */
+ R_0A_LUMA_BRIGHT_CNTL, 0x80,
+ R_0B_LUMA_CONTRAST_CNTL, 0x47, /* 0b - CONT=1.109 */
+ R_0C_CHROMA_SAT_CNTL, 0x40,
+ R_0D_CHROMA_HUE_CNTL, 0x00,
+ R_0E_CHROMA_CNTL_1, 0x01, /* 0e - CDTO=0, CSTD=0, DCCF=0,
+ * FCTC=0, CHBW=1 */
+ R_0F_CHROMA_GAIN_CNTL, 0x00, /* reserved */
+ R_10_CHROMA_CNTL_2, 0x48, /* 10 - OFTS=1, HDEL=0, VRLN=1, YDEL=0 */
+ R_11_MODE_DELAY_CNTL, 0x1c, /* 11 - GPSW=0, CM99=0, FECO=0, COMPO=1,
+ * OEYC=1, OEHV=1, VIPB=0, COLO=0 */
+ R_12_RT_SIGNAL_CNTL, 0x00, /* 12 - output control 2 */
+ R_13_RT_X_PORT_OUT_CNTL, 0x00, /* 13 - output control 3 */
+ R_14_ANAL_ADC_COMPAT_CNTL, 0x00,
+ R_15_VGATE_START_FID_CHG, 0x00,
+ R_16_VGATE_STOP, 0x00,
+ R_17_MISC_VGATE_CONF_AND_MSB, 0x00,
+
+ 0x00, 0x00
+};
+
+/* SAA7113 init codes */
+static const unsigned char saa7113_init_auto_input[] = {
+ R_01_INC_DELAY, 0x08,
+ R_02_INPUT_CNTL_1, 0xc2,
+ R_03_INPUT_CNTL_2, 0x30,
+ R_04_INPUT_CNTL_3, 0x00,
+ R_05_INPUT_CNTL_4, 0x00,
+ R_06_H_SYNC_START, 0x89,
+ R_07_H_SYNC_STOP, 0x0d,
+ R_08_SYNC_CNTL, 0x88,
+ R_09_LUMA_CNTL, 0x01,
+ R_0A_LUMA_BRIGHT_CNTL, 0x80,
+ R_0B_LUMA_CONTRAST_CNTL, 0x47,
+ R_0C_CHROMA_SAT_CNTL, 0x40,
+ R_0D_CHROMA_HUE_CNTL, 0x00,
+ R_0E_CHROMA_CNTL_1, 0x01,
+ R_0F_CHROMA_GAIN_CNTL, 0x2a,
+ R_10_CHROMA_CNTL_2, 0x08,
+ R_11_MODE_DELAY_CNTL, 0x0c,
+ R_12_RT_SIGNAL_CNTL, 0x07,
+ R_13_RT_X_PORT_OUT_CNTL, 0x00,
+ R_14_ANAL_ADC_COMPAT_CNTL, 0x00,
+ R_15_VGATE_START_FID_CHG, 0x00,
+ R_16_VGATE_STOP, 0x00,
+ R_17_MISC_VGATE_CONF_AND_MSB, 0x00,
+
+ 0x00, 0x00
+};
+
/* If a value differs from the Hauppauge driver values, then the comment starts with
'was 0xXX' to denote the Hauppauge value. Otherwise the value is identical to what the
Hauppauge driver sets. */
+/* SAA7114 and SAA7115 initialization table */
static const unsigned char saa7115_init_auto_input[] = {
/* Front-End Part */
R_01_INC_DELAY, 0x48, /* white peak control disabled */
@@ -142,6 +259,7 @@ static const unsigned char saa7115_init_auto_input[] = {
0x00, 0x00
};
+/* Used to reset saa7113, saa7114 and saa7115 */
static const unsigned char saa7115_cfg_reset_scaler[] = {
R_87_I_PORT_I_O_ENA_OUT_CLK_AND_GATED, 0x00, /* disable I-port output */
R_88_POWER_SAVE_ADC_PORT_CNTL, 0xd0, /* reset scaler */
@@ -152,6 +270,7 @@ static const unsigned char saa7115_cfg_reset_scaler[] = {
/* ============== SAA7715 VIDEO templates ============= */
+/* Used on saa7114 and saa7115 */
static const unsigned char saa7115_cfg_60hz_fullres_x[] = {
/* hsize = 0x2d0 = 720 */
R_CC_B_HORIZ_OUTPUT_WINDOW_LENGTH, 0xd0,
@@ -170,6 +289,7 @@ static const unsigned char saa7115_cfg_60hz_fullres_x[] = {
0x00, 0x00
};
+/* Used on saa7114 and saa7115 */
static const unsigned char saa7115_cfg_60hz_fullres_y[] = {
/* output window size = 248 (but 60hz is 240?) */
R_CE_B_VERT_OUTPUT_WINDOW_LENGTH, 0xf8,
@@ -408,33 +528,6 @@ static const unsigned char saa7115_cfg_vbi_off[] = {
0x00, 0x00
};
-static const unsigned char saa7113_init_auto_input[] = {
- R_01_INC_DELAY, 0x08,
- R_02_INPUT_CNTL_1, 0xc2,
- R_03_INPUT_CNTL_2, 0x30,
- R_04_INPUT_CNTL_3, 0x00,
- R_05_INPUT_CNTL_4, 0x00,
- R_06_H_SYNC_START, 0x89,
- R_07_H_SYNC_STOP, 0x0d,
- R_08_SYNC_CNTL, 0x88,
- R_09_LUMA_CNTL, 0x01,
- R_0A_LUMA_BRIGHT_CNTL, 0x80,
- R_0B_LUMA_CONTRAST_CNTL, 0x47,
- R_0C_CHROMA_SAT_CNTL, 0x40,
- R_0D_CHROMA_HUE_CNTL, 0x00,
- R_0E_CHROMA_CNTL_1, 0x01,
- R_0F_CHROMA_GAIN_CNTL, 0x2a,
- R_10_CHROMA_CNTL_2, 0x08,
- R_11_MODE_DELAY_CNTL, 0x0c,
- R_12_RT_SIGNAL_CNTL, 0x07,
- R_13_RT_X_PORT_OUT_CNTL, 0x00,
- R_14_ANAL_ADC_COMPAT_CNTL, 0x00,
- R_15_VGATE_START_FID_CHG, 0x00,
- R_16_VGATE_STOP, 0x00,
- R_17_MISC_VGATE_CONF_AND_MSB, 0x00,
-
- 0x00, 0x00
-};
static const unsigned char saa7115_init_misc[] = {
R_81_V_SYNC_FLD_ID_SRC_SEL_AND_RETIMED_V_F, 0x01,
@@ -662,7 +755,6 @@ static int saa7115_decode_wss(u8 * p)
return wss;
}
-
static int saa7115_set_audio_clock_freq(struct i2c_client *client, u32 freq)
{
struct saa7115_state *state = i2c_get_clientdata(client);
@@ -672,16 +764,16 @@ static int saa7115_set_audio_clock_freq(struct i2c_client *client, u32 freq)
u64 f;
u8 acc = 0; /* reg 0x3a, audio clock control */
+ /* Checks for chips that don't have audio clock (saa7111, saa7113) */
+ if (!saa711x_has_reg(state->ident,R_30_AUD_MAST_CLK_CYCLES_PER_FIELD))
+ return 0;
+
v4l_dbg(1, debug, client, "set audio clock freq: %d\n", freq);
/* sanity check */
if (freq < 32000 || freq > 48000)
return -EINVAL;
- /* The saa7113 has no audio clock */
- if (state->ident == V4L2_IDENT_SAA7113)
- return 0;
-
/* hz is the refresh rate times 100 */
hz = (state->std & V4L2_STD_525_60) ? 5994 : 5000;
/* acpf = (256 * freq) / field_frequency == (256 * 100 * freq) / hz */
@@ -799,7 +891,6 @@ static int saa7115_get_v4lctrl(struct i2c_client *client, struct v4l2_control *c
static void saa7115_set_v4lstd(struct i2c_client *client, v4l2_std_id std)
{
struct saa7115_state *state = i2c_get_clientdata(client);
- int taskb = saa7115_read(client, R_80_GLOBAL_CNTL_1) & 0x10;
/* Prevent unnecessary standard changes. During a standard
change the I-Port is temporarily disabled. Any devices
@@ -821,7 +912,7 @@ static void saa7115_set_v4lstd(struct i2c_client *client, v4l2_std_id std)
}
/* Register 0E - Bits D6-D4 on NO-AUTO mode
- (SAA7113 doesn't have auto mode)
+ (SAA7111 and SAA7113 doesn't have auto mode)
50 Hz / 625 lines 60 Hz / 525 lines
000 PAL BGDHI (4.43Mhz) NTSC M (3.58MHz)
001 NTSC 4.43 (50 Hz) PAL 4.43 (60 Hz)
@@ -829,7 +920,8 @@ static void saa7115_set_v4lstd(struct i2c_client *client, v4l2_std_id std)
011 NTSC N (3.58MHz) PAL M (3.58MHz)
100 reserved NTSC-Japan (3.58MHz)
*/
- if (state->ident == V4L2_IDENT_SAA7113) {
+ if (state->ident == V4L2_IDENT_SAA7111 ||
+ state->ident == V4L2_IDENT_SAA7113) {
u8 reg = saa7115_read(client, R_0E_CHROMA_CNTL_1) & 0x8f;
if (std == V4L2_STD_PAL_M) {
@@ -842,18 +934,19 @@ static void saa7115_set_v4lstd(struct i2c_client *client, v4l2_std_id std)
reg |= 0x40;
}
saa7115_write(client, R_0E_CHROMA_CNTL_1, reg);
- }
-
+ } else {
+ /* restart task B if needed */
+ int taskb = saa7115_read(client, R_80_GLOBAL_CNTL_1) & 0x10;
- state->std = std;
+ if (taskb && state->ident == V4L2_IDENT_SAA7114) {
+ saa7115_writeregs(client, saa7115_cfg_vbi_on);
+ }
- /* restart task B if needed */
- if (taskb && state->ident != V4L2_IDENT_SAA7115) {
- saa7115_writeregs(client, saa7115_cfg_vbi_on);
+ /* switch audio mode too! */
+ saa7115_set_audio_clock_freq(client, state->audclk_freq);
}
- /* switch audio mode too! */
- saa7115_set_audio_clock_freq(client, state->audclk_freq);
+ state->std = std;
}
static v4l2_std_id saa7115_get_v4lstd(struct i2c_client *client)
@@ -919,9 +1012,16 @@ static void saa7115_set_lcr(struct i2c_client *client, struct v4l2_sliced_vbi_fo
u8 lcr[24];
int i, x;
- /* saa7113/7114 doesn't yet support VBI */
+#if 1
+ /* saa7113/7114/7118 VBI support are experimental */
+ if (!saa711x_has_reg(state->ident,R_41_LCR_BASE))
+ return;
+
+#else
+ /* SAA7113 and SAA7118 also should support VBI - Need testing */
if (state->ident != V4L2_IDENT_SAA7115)
return;
+#endif
for (i = 0; i <= 23; i++)
lcr[i] = 0xff;
@@ -1021,8 +1121,9 @@ static int saa7115_set_v4lfmt(struct i2c_client *client, struct v4l2_format *fmt
struct saa7115_state *state = i2c_get_clientdata(client);
struct v4l2_pix_format *pix;
int HPSC, HFSC;
- int VSCY, Vsrc;
+ int VSCY;
int is_50hz = state->std & V4L2_STD_625_50;
+ int Vsrc = is_50hz ? 576 : 480;
if (fmt->type == V4L2_BUF_TYPE_SLICED_VBI_CAPTURE) {
saa7115_set_lcr(client, &fmt->fmt.sliced);
@@ -1041,18 +1142,29 @@ static int saa7115_set_v4lfmt(struct i2c_client *client, struct v4l2_format *fmt
if ((pix->height < 1) || (pix->height > 960))
return -EINVAL;
+ if (!saa711x_has_reg(state->ident,R_D0_B_HORIZ_PRESCALING)) {
+ /* Decoder only supports 720 columns and 480 or 576 lines */
+ if (pix->width != 720)
+ return -EINVAL;
+ if (pix->height != Vsrc)
+ return -EINVAL;
+ }
+
/* probably have a valid size, let's set it */
/* Set output width/height */
/* width */
- saa7115_write(client, R_CC_B_HORIZ_OUTPUT_WINDOW_LENGTH,
- (u8) (pix->width & 0xff));
- saa7115_write(client, R_CD_B_HORIZ_OUTPUT_WINDOW_LENGTH_MSB,
- (u8) ((pix->width >> 8) & 0xff));
- /* height */
- saa7115_write(client, R_CE_B_VERT_OUTPUT_WINDOW_LENGTH,
- (u8) (pix->height & 0xff));
- saa7115_write(client, R_CF_B_VERT_OUTPUT_WINDOW_LENGTH_MSB,
- (u8) ((pix->height >> 8) & 0xff));
+
+ if (!saa711x_has_reg(state->ident,R_CC_B_HORIZ_OUTPUT_WINDOW_LENGTH)) {
+ saa7115_write(client, R_CC_B_HORIZ_OUTPUT_WINDOW_LENGTH,
+ (u8) (pix->width & 0xff));
+ saa7115_write(client, R_CD_B_HORIZ_OUTPUT_WINDOW_LENGTH_MSB,
+ (u8) ((pix->width >> 8) & 0xff));
+ /* height */
+ saa7115_write(client, R_CE_B_VERT_OUTPUT_WINDOW_LENGTH,
+ (u8) (pix->height & 0xff));
+ saa7115_write(client, R_CF_B_VERT_OUTPUT_WINDOW_LENGTH_MSB,
+ (u8) ((pix->height >> 8) & 0xff));
+ }
/* Scaling settings */
/* Hprescaler is floor(inres/outres) */
@@ -1090,8 +1202,6 @@ static int saa7115_set_v4lfmt(struct i2c_client *client, struct v4l2_format *fmt
}
}
- Vsrc = is_50hz ? 576 : 480;
-
if (pix->height != Vsrc) {
VSCY = (int)((1024 * Vsrc) / pix->height);
v4l_dbg(1, debug, client, "Vsrc: %d, Vscy: 0x%05x\n", Vsrc, VSCY);
@@ -1123,6 +1233,7 @@ static int saa7115_set_v4lfmt(struct i2c_client *client, struct v4l2_format *fmt
}
saa7115_writeregs(client, saa7115_cfg_reset_scaler);
+
return 0;
}
@@ -1468,15 +1579,25 @@ static int saa7115_attach(struct i2c_adapter *adapter, int address, int kind)
state->hue = 0;
state->sat = 64;
switch (chip_id) {
+ case 1:
+ state->ident = V4L2_IDENT_SAA7111;
+ break;
case 3:
state->ident = V4L2_IDENT_SAA7113;
break;
case 4:
state->ident = V4L2_IDENT_SAA7114;
break;
- default:
+ case 5:
state->ident = V4L2_IDENT_SAA7115;
break;
+ case 8:
+ state->ident = V4L2_IDENT_SAA7118;
+ break;
+ default:
+ state->ident = V4L2_IDENT_SAA7111;
+ v4l_info(client, "WARNING: Chip is not known - Falling back to saa7111\n");
+
}
state->audclk_freq = 48000;
@@ -1484,7 +1605,8 @@ static int saa7115_attach(struct i2c_adapter *adapter, int address, int kind)
v4l_dbg(1, debug, client, "writing init values\n");
/* init to 60hz/48khz */
- if (state->ident == V4L2_IDENT_SAA7113) {
+ if (state->ident == V4L2_IDENT_SAA7111 ||
+ state->ident == V4L2_IDENT_SAA7113) {
state->crystal_freq = SAA7115_FREQ_24_576_MHZ;
saa7115_writeregs(client, saa7113_init_auto_input);
} else {
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2024-12-15 09:31:38 +0000