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path: root/drivers/media/video/saa7191.c
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Diffstat (limited to 'drivers/media/video/saa7191.c')
-rw-r--r--drivers/media/video/saa7191.c533
1 files changed, 417 insertions, 116 deletions
diff --git a/drivers/media/video/saa7191.c b/drivers/media/video/saa7191.c
index 3ddbb62312b..cbca896e8cf 100644
--- a/drivers/media/video/saa7191.c
+++ b/drivers/media/video/saa7191.c
@@ -26,71 +26,95 @@
#include "saa7191.h"
-#define SAA7191_MODULE_VERSION "0.0.3"
+#define SAA7191_MODULE_VERSION "0.0.5"
MODULE_DESCRIPTION("Philips SAA7191 video decoder driver");
MODULE_VERSION(SAA7191_MODULE_VERSION);
MODULE_AUTHOR("Mikael Nousiainen <tmnousia@cc.hut.fi>");
MODULE_LICENSE("GPL");
+// #define SAA7191_DEBUG
+
+#ifdef SAA7191_DEBUG
+#define dprintk(x...) printk("SAA7191: " x);
+#else
+#define dprintk(x...)
+#endif
+
+#define SAA7191_SYNC_COUNT 30
+#define SAA7191_SYNC_DELAY 100 /* milliseconds */
+
struct saa7191 {
struct i2c_client *client;
/* the register values are stored here as the actual
* I2C-registers are write-only */
- unsigned char reg[25];
+ u8 reg[25];
- unsigned char norm;
- unsigned char input;
+ int input;
+ int norm;
};
static struct i2c_driver i2c_driver_saa7191;
-static const unsigned char initseq[] = {
+static const u8 initseq[] = {
0, /* Subaddress */
- 0x50, /* SAA7191_REG_IDEL */
- 0x30, /* SAA7191_REG_HSYB */
- 0x00, /* SAA7191_REG_HSYS */
- 0xe8, /* SAA7191_REG_HCLB */
- 0xb6, /* SAA7191_REG_HCLS */
- 0xf4, /* SAA7191_REG_HPHI */
- 0x01, /* SAA7191_REG_LUMA - chrominance trap active (CVBS) */
- 0x00, /* SAA7191_REG_HUEC */
- 0xf8, /* SAA7191_REG_CKTQ */
- 0xf8, /* SAA7191_REG_CKTS */
- 0x90, /* SAA7191_REG_PLSE */
- 0x90, /* SAA7191_REG_SESE */
- 0x00, /* SAA7191_REG_GAIN */
- 0x0c, /* SAA7191_REG_STDC - not SECAM, slow time constant */
- 0x78, /* SAA7191_REG_IOCK - chrominance from CVBS, GPSW1 & 2 off */
- 0x99, /* SAA7191_REG_CTL3 - automatic field detection */
- 0x00, /* SAA7191_REG_CTL4 */
- 0x2c, /* SAA7191_REG_CHCV */
+
+ 0x50, /* (0x50) SAA7191_REG_IDEL */
+
+ /* 50 Hz signal timing */
+ 0x30, /* (0x30) SAA7191_REG_HSYB */
+ 0x00, /* (0x00) SAA7191_REG_HSYS */
+ 0xe8, /* (0xe8) SAA7191_REG_HCLB */
+ 0xb6, /* (0xb6) SAA7191_REG_HCLS */
+ 0xf4, /* (0xf4) SAA7191_REG_HPHI */
+
+ /* control */
+ SAA7191_LUMA_APER_1, /* (0x01) SAA7191_REG_LUMA - CVBS mode */
+ 0x00, /* (0x00) SAA7191_REG_HUEC */
+ 0xf8, /* (0xf8) SAA7191_REG_CKTQ */
+ 0xf8, /* (0xf8) SAA7191_REG_CKTS */
+ 0x90, /* (0x90) SAA7191_REG_PLSE */
+ 0x90, /* (0x90) SAA7191_REG_SESE */
+ 0x00, /* (0x00) SAA7191_REG_GAIN */
+ SAA7191_STDC_NFEN | SAA7191_STDC_HRMV, /* (0x0c) SAA7191_REG_STDC
+ * - not SECAM,
+ * slow time constant */
+ SAA7191_IOCK_OEDC | SAA7191_IOCK_OEHS | SAA7191_IOCK_OEVS
+ | SAA7191_IOCK_OEDY, /* (0x78) SAA7191_REG_IOCK
+ * - chroma from CVBS, GPSW1 & 2 off */
+ SAA7191_CTL3_AUFD | SAA7191_CTL3_SCEN | SAA7191_CTL3_OFTS
+ | SAA7191_CTL3_YDEL0, /* (0x99) SAA7191_REG_CTL3
+ * - automatic field detection */
+ 0x00, /* (0x00) SAA7191_REG_CTL4 */
+ 0x2c, /* (0x2c) SAA7191_REG_CHCV - PAL nominal value */
0x00, /* unused */
0x00, /* unused */
- 0x34, /* SAA7191_REG_HS6B */
- 0x0a, /* SAA7191_REG_HS6S */
- 0xf4, /* SAA7191_REG_HC6B */
- 0xce, /* SAA7191_REG_HC6S */
- 0xf4, /* SAA7191_REG_HP6I */
+
+ /* 60 Hz signal timing */
+ 0x34, /* (0x34) SAA7191_REG_HS6B */
+ 0x0a, /* (0x0a) SAA7191_REG_HS6S */
+ 0xf4, /* (0xf4) SAA7191_REG_HC6B */
+ 0xce, /* (0xce) SAA7191_REG_HC6S */
+ 0xf4, /* (0xf4) SAA7191_REG_HP6I */
};
/* SAA7191 register handling */
-static unsigned char saa7191_read_reg(struct i2c_client *client,
- unsigned char reg)
+static u8 saa7191_read_reg(struct i2c_client *client,
+ u8 reg)
{
return ((struct saa7191 *)i2c_get_clientdata(client))->reg[reg];
}
static int saa7191_read_status(struct i2c_client *client,
- unsigned char *value)
+ u8 *value)
{
int ret;
ret = i2c_master_recv(client, value, 1);
if (ret < 0) {
- printk(KERN_ERR "SAA7191: saa7191_read_status(): read failed");
+ printk(KERN_ERR "SAA7191: saa7191_read_status(): read failed\n");
return ret;
}
@@ -98,17 +122,16 @@ static int saa7191_read_status(struct i2c_client *client,
}
-static int saa7191_write_reg(struct i2c_client *client, unsigned char reg,
- unsigned char value)
+static int saa7191_write_reg(struct i2c_client *client, u8 reg,
+ u8 value)
{
-
((struct saa7191 *)i2c_get_clientdata(client))->reg[reg] = value;
return i2c_smbus_write_byte_data(client, reg, value);
}
/* the first byte of data must be the first subaddress number (register) */
static int saa7191_write_block(struct i2c_client *client,
- unsigned char length, unsigned char *data)
+ u8 length, u8 *data)
{
int i;
int ret;
@@ -121,7 +144,7 @@ static int saa7191_write_block(struct i2c_client *client,
ret = i2c_master_send(client, data, length);
if (ret < 0) {
printk(KERN_ERR "SAA7191: saa7191_write_block(): "
- "write failed");
+ "write failed\n");
return ret;
}
@@ -132,8 +155,9 @@ static int saa7191_write_block(struct i2c_client *client,
static int saa7191_set_input(struct i2c_client *client, int input)
{
- unsigned char luma = saa7191_read_reg(client, SAA7191_REG_LUMA);
- unsigned char iock = saa7191_read_reg(client, SAA7191_REG_IOCK);
+ struct saa7191 *decoder = i2c_get_clientdata(client);
+ u8 luma = saa7191_read_reg(client, SAA7191_REG_LUMA);
+ u8 iock = saa7191_read_reg(client, SAA7191_REG_IOCK);
int err;
switch (input) {
@@ -159,32 +183,20 @@ static int saa7191_set_input(struct i2c_client *client, int input)
if (err)
return -EIO;
+ decoder->input = input;
+
return 0;
}
static int saa7191_set_norm(struct i2c_client *client, int norm)
{
struct saa7191 *decoder = i2c_get_clientdata(client);
- unsigned char stdc = saa7191_read_reg(client, SAA7191_REG_STDC);
- unsigned char ctl3 = saa7191_read_reg(client, SAA7191_REG_CTL3);
- unsigned char chcv = saa7191_read_reg(client, SAA7191_REG_CHCV);
+ u8 stdc = saa7191_read_reg(client, SAA7191_REG_STDC);
+ u8 ctl3 = saa7191_read_reg(client, SAA7191_REG_CTL3);
+ u8 chcv = saa7191_read_reg(client, SAA7191_REG_CHCV);
int err;
switch(norm) {
- case SAA7191_NORM_AUTO: {
- unsigned char status;
-
- // does status depend on current norm ?
- if (saa7191_read_status(client, &status))
- return -EIO;
-
- stdc &= ~SAA7191_STDC_SECS;
- ctl3 &= ~SAA7191_CTL3_FSEL;
- ctl3 |= SAA7191_CTL3_AUFD;
- chcv = (status & SAA7191_STATUS_FIDT)
- ? SAA7191_CHCV_NTSC : SAA7191_CHCV_PAL;
- break;
- }
case SAA7191_NORM_PAL:
stdc &= ~SAA7191_STDC_SECS;
ctl3 &= ~(SAA7191_CTL3_AUFD | SAA7191_CTL3_FSEL);
@@ -217,60 +229,335 @@ static int saa7191_set_norm(struct i2c_client *client, int norm)
decoder->norm = norm;
+ dprintk("ctl3: %02x stdc: %02x chcv: %02x\n", ctl3,
+ stdc, chcv);
+ dprintk("norm: %d\n", norm);
+
return 0;
}
-static int saa7191_get_controls(struct i2c_client *client,
- struct saa7191_control *ctrl)
+static int saa7191_wait_for_signal(struct i2c_client *client, u8 *status)
{
- unsigned char hue = saa7191_read_reg(client, SAA7191_REG_HUEC);
- unsigned char stdc = saa7191_read_reg(client, SAA7191_REG_STDC);
+ int i = 0;
- if (hue < 0x80) {
- hue += 0x80;
- } else {
- hue -= 0x80;
+ dprintk("Checking for signal...\n");
+
+ for (i = 0; i < SAA7191_SYNC_COUNT; i++) {
+ if (saa7191_read_status(client, status))
+ return -EIO;
+
+ if (((*status) & SAA7191_STATUS_HLCK) == 0) {
+ dprintk("Signal found\n");
+ return 0;
+ }
+
+ msleep(SAA7191_SYNC_DELAY);
}
- ctrl->hue = hue;
- ctrl->vtrc = (stdc & SAA7191_STDC_VTRC)
- ? SAA7191_VALUE_ENABLED : SAA7191_VALUE_DISABLED;
+ dprintk("No signal\n");
- return 0;
+ return -EBUSY;
}
-static int saa7191_set_controls(struct i2c_client *client,
- struct saa7191_control *ctrl)
+static int saa7191_autodetect_norm_extended(struct i2c_client *client)
{
- int err;
+ u8 stdc = saa7191_read_reg(client, SAA7191_REG_STDC);
+ u8 ctl3 = saa7191_read_reg(client, SAA7191_REG_CTL3);
+ u8 status;
+ int err = 0;
- if (ctrl->hue >= 0) {
- unsigned char hue = ctrl->hue & 0xff;
- if (hue < 0x80) {
- hue += 0x80;
- } else {
- hue -= 0x80;
+ dprintk("SAA7191 extended signal auto-detection...\n");
+
+ stdc &= ~SAA7191_STDC_SECS;
+ ctl3 &= ~(SAA7191_CTL3_FSEL);
+
+ err = saa7191_write_reg(client, SAA7191_REG_STDC, stdc);
+ if (err) {
+ err = -EIO;
+ goto out;
+ }
+ err = saa7191_write_reg(client, SAA7191_REG_CTL3, ctl3);
+ if (err) {
+ err = -EIO;
+ goto out;
+ }
+
+ ctl3 |= SAA7191_CTL3_AUFD;
+ err = saa7191_write_reg(client, SAA7191_REG_CTL3, ctl3);
+ if (err) {
+ err = -EIO;
+ goto out;
+ }
+
+ msleep(SAA7191_SYNC_DELAY);
+
+ err = saa7191_wait_for_signal(client, &status);
+ if (err)
+ goto out;
+
+ if (status & SAA7191_STATUS_FIDT) {
+ /* 60Hz signal -> NTSC */
+ dprintk("60Hz signal: NTSC\n");
+ return saa7191_set_norm(client, SAA7191_NORM_NTSC);
+ }
+
+ /* 50Hz signal */
+ dprintk("50Hz signal: Trying PAL...\n");
+
+ /* try PAL first */
+ err = saa7191_set_norm(client, SAA7191_NORM_PAL);
+ if (err)
+ goto out;
+
+ msleep(SAA7191_SYNC_DELAY);
+
+ err = saa7191_wait_for_signal(client, &status);
+ if (err)
+ goto out;
+
+ /* not 50Hz ? */
+ if (status & SAA7191_STATUS_FIDT) {
+ dprintk("No 50Hz signal\n");
+ err = -EAGAIN;
+ goto out;
+ }
+
+ if (status & SAA7191_STATUS_CODE) {
+ dprintk("PAL\n");
+ return 0;
+ }
+
+ dprintk("No color detected with PAL - Trying SECAM...\n");
+
+ /* no color detected ? -> try SECAM */
+ err = saa7191_set_norm(client,
+ SAA7191_NORM_SECAM);
+ if (err)
+ goto out;
+
+ msleep(SAA7191_SYNC_DELAY);
+
+ err = saa7191_wait_for_signal(client, &status);
+ if (err)
+ goto out;
+
+ /* not 50Hz ? */
+ if (status & SAA7191_STATUS_FIDT) {
+ dprintk("No 50Hz signal\n");
+ err = -EAGAIN;
+ goto out;
+ }
+
+ if (status & SAA7191_STATUS_CODE) {
+ /* Color detected -> SECAM */
+ dprintk("SECAM\n");
+ return 0;
+ }
+
+ dprintk("No color detected with SECAM - Going back to PAL.\n");
+
+ /* still no color detected ?
+ * -> set norm back to PAL */
+ err = saa7191_set_norm(client,
+ SAA7191_NORM_PAL);
+ if (err)
+ goto out;
+
+out:
+ ctl3 = saa7191_read_reg(client, SAA7191_REG_CTL3);
+ if (ctl3 & SAA7191_CTL3_AUFD) {
+ ctl3 &= ~(SAA7191_CTL3_AUFD);
+ err = saa7191_write_reg(client, SAA7191_REG_CTL3, ctl3);
+ if (err) {
+ err = -EIO;
}
- err = saa7191_write_reg(client, SAA7191_REG_HUEC, hue);
- if (err)
- return -EIO;
}
- if (ctrl->vtrc >= 0) {
- unsigned char stdc =
- saa7191_read_reg(client, SAA7191_REG_STDC);
- if (ctrl->vtrc) {
- stdc |= SAA7191_STDC_VTRC;
- } else {
- stdc &= ~SAA7191_STDC_VTRC;
+ return err;
+}
+
+static int saa7191_autodetect_norm(struct i2c_client *client)
+{
+ u8 status;
+
+ dprintk("SAA7191 signal auto-detection...\n");
+
+ dprintk("Reading status...\n");
+
+ if (saa7191_read_status(client, &status))
+ return -EIO;
+
+ dprintk("Checking for signal...\n");
+
+ /* no signal ? */
+ if (status & SAA7191_STATUS_HLCK) {
+ dprintk("No signal\n");
+ return -EBUSY;
+ }
+
+ dprintk("Signal found\n");
+
+ if (status & SAA7191_STATUS_FIDT) {
+ /* 60hz signal -> NTSC */
+ dprintk("NTSC\n");
+ return saa7191_set_norm(client, SAA7191_NORM_NTSC);
+ } else {
+ /* 50hz signal -> PAL */
+ dprintk("PAL\n");
+ return saa7191_set_norm(client, SAA7191_NORM_PAL);
+ }
+}
+
+static int saa7191_get_control(struct i2c_client *client,
+ struct saa7191_control *ctrl)
+{
+ u8 reg;
+ int ret = 0;
+
+ switch (ctrl->type) {
+ case SAA7191_CONTROL_BANDPASS:
+ case SAA7191_CONTROL_BANDPASS_WEIGHT:
+ case SAA7191_CONTROL_CORING:
+ reg = saa7191_read_reg(client, SAA7191_REG_LUMA);
+ switch (ctrl->type) {
+ case SAA7191_CONTROL_BANDPASS:
+ ctrl->value = ((s32)reg & SAA7191_LUMA_BPSS_MASK)
+ >> SAA7191_LUMA_BPSS_SHIFT;
+ break;
+ case SAA7191_CONTROL_BANDPASS_WEIGHT:
+ ctrl->value = ((s32)reg & SAA7191_LUMA_APER_MASK)
+ >> SAA7191_LUMA_APER_SHIFT;
+ break;
+ case SAA7191_CONTROL_CORING:
+ ctrl->value = ((s32)reg & SAA7191_LUMA_CORI_MASK)
+ >> SAA7191_LUMA_CORI_SHIFT;
+ break;
}
+ break;
+ case SAA7191_CONTROL_FORCE_COLOUR:
+ case SAA7191_CONTROL_CHROMA_GAIN:
+ reg = saa7191_read_reg(client, SAA7191_REG_GAIN);
+ if (ctrl->type == SAA7191_CONTROL_FORCE_COLOUR)
+ ctrl->value = ((s32)reg & SAA7191_GAIN_COLO) ? 1 : 0;
+ else
+ ctrl->value = ((s32)reg & SAA7191_GAIN_LFIS_MASK)
+ >> SAA7191_GAIN_LFIS_SHIFT;
+ break;
+ case SAA7191_CONTROL_HUE:
+ reg = saa7191_read_reg(client, SAA7191_REG_HUEC);
+ if (reg < 0x80)
+ reg += 0x80;
+ else
+ reg -= 0x80;
+ ctrl->value = (s32)reg;
+ break;
+ case SAA7191_CONTROL_VTRC:
+ reg = saa7191_read_reg(client, SAA7191_REG_STDC);
+ ctrl->value = ((s32)reg & SAA7191_STDC_VTRC) ? 1 : 0;
+ break;
+ case SAA7191_CONTROL_LUMA_DELAY:
+ reg = saa7191_read_reg(client, SAA7191_REG_CTL3);
+ ctrl->value = ((s32)reg & SAA7191_CTL3_YDEL_MASK)
+ >> SAA7191_CTL3_YDEL_SHIFT;
+ if (ctrl->value >= 4)
+ ctrl->value -= 8;
+ break;
+ case SAA7191_CONTROL_VNR:
+ reg = saa7191_read_reg(client, SAA7191_REG_CTL4);
+ ctrl->value = ((s32)reg & SAA7191_CTL4_VNOI_MASK)
+ >> SAA7191_CTL4_VNOI_SHIFT;
+ break;
+ default:
+ ret = -EINVAL;
+ }
- err = saa7191_write_reg(client, SAA7191_REG_STDC, stdc);
- if (err)
- return -EIO;
+ return ret;
+}
+
+static int saa7191_set_control(struct i2c_client *client,
+ struct saa7191_control *ctrl)
+{
+ u8 reg;
+ int ret = 0;
+
+ switch (ctrl->type) {
+ case SAA7191_CONTROL_BANDPASS:
+ case SAA7191_CONTROL_BANDPASS_WEIGHT:
+ case SAA7191_CONTROL_CORING:
+ reg = saa7191_read_reg(client, SAA7191_REG_LUMA);
+ switch (ctrl->type) {
+ case SAA7191_CONTROL_BANDPASS:
+ reg &= ~SAA7191_LUMA_BPSS_MASK;
+ reg |= (ctrl->value << SAA7191_LUMA_BPSS_SHIFT)
+ & SAA7191_LUMA_BPSS_MASK;
+ break;
+ case SAA7191_CONTROL_BANDPASS_WEIGHT:
+ reg &= ~SAA7191_LUMA_APER_MASK;
+ reg |= (ctrl->value << SAA7191_LUMA_APER_SHIFT)
+ & SAA7191_LUMA_APER_MASK;
+ break;
+ case SAA7191_CONTROL_CORING:
+ reg &= ~SAA7191_LUMA_CORI_MASK;
+ reg |= (ctrl->value << SAA7191_LUMA_CORI_SHIFT)
+ & SAA7191_LUMA_CORI_MASK;
+ break;
+ }
+ ret = saa7191_write_reg(client, SAA7191_REG_LUMA, reg);
+ break;
+ case SAA7191_CONTROL_FORCE_COLOUR:
+ case SAA7191_CONTROL_CHROMA_GAIN:
+ reg = saa7191_read_reg(client, SAA7191_REG_GAIN);
+ if (ctrl->type == SAA7191_CONTROL_FORCE_COLOUR) {
+ if (ctrl->value)
+ reg |= SAA7191_GAIN_COLO;
+ else
+ reg &= ~SAA7191_GAIN_COLO;
+ } else {
+ reg &= ~SAA7191_GAIN_LFIS_MASK;
+ reg |= (ctrl->value << SAA7191_GAIN_LFIS_SHIFT)
+ & SAA7191_GAIN_LFIS_MASK;
+ }
+ ret = saa7191_write_reg(client, SAA7191_REG_GAIN, reg);
+ break;
+ case SAA7191_CONTROL_HUE:
+ reg = ctrl->value & 0xff;
+ if (reg < 0x80)
+ reg += 0x80;
+ else
+ reg -= 0x80;
+ ret = saa7191_write_reg(client, SAA7191_REG_HUEC, reg);
+ break;
+ case SAA7191_CONTROL_VTRC:
+ reg = saa7191_read_reg(client, SAA7191_REG_STDC);
+ if (ctrl->value)
+ reg |= SAA7191_STDC_VTRC;
+ else
+ reg &= ~SAA7191_STDC_VTRC;
+ ret = saa7191_write_reg(client, SAA7191_REG_STDC, reg);
+ break;
+ case SAA7191_CONTROL_LUMA_DELAY: {
+ s32 value = ctrl->value;
+ if (value < 0)
+ value += 8;
+ reg = saa7191_read_reg(client, SAA7191_REG_CTL3);
+ reg &= ~SAA7191_CTL3_YDEL_MASK;
+ reg |= (value << SAA7191_CTL3_YDEL_SHIFT)
+ & SAA7191_CTL3_YDEL_MASK;
+ ret = saa7191_write_reg(client, SAA7191_REG_CTL3, reg);
+ break;
+ }
+ case SAA7191_CONTROL_VNR:
+ reg = saa7191_read_reg(client, SAA7191_REG_CTL4);
+ reg &= ~SAA7191_CTL4_VNOI_MASK;
+ reg |= (ctrl->value << SAA7191_CTL4_VNOI_SHIFT)
+ & SAA7191_CTL4_VNOI_MASK;
+ ret = saa7191_write_reg(client, SAA7191_REG_CTL4, reg);
+ break;
+ default:
+ ret = -EINVAL;
}
- return 0;
+ return ret;
}
/* I2C-interface */
@@ -309,11 +596,7 @@ static int saa7191_attach(struct i2c_adapter *adap, int addr, int kind)
if (err)
goto out_free_decoder;
- decoder->input = SAA7191_INPUT_COMPOSITE;
- decoder->norm = SAA7191_NORM_AUTO;
-
- err = saa7191_write_block(client, sizeof(initseq),
- (unsigned char *)initseq);
+ err = saa7191_write_block(client, sizeof(initseq), (u8 *)initseq);
if (err) {
printk(KERN_ERR "SAA7191 initialization failed\n");
goto out_detach_client;
@@ -321,6 +604,14 @@ static int saa7191_attach(struct i2c_adapter *adap, int addr, int kind)
printk(KERN_INFO "SAA7191 initialized\n");
+ decoder->input = SAA7191_INPUT_COMPOSITE;
+ decoder->norm = SAA7191_NORM_PAL;
+
+ err = saa7191_autodetect_norm(client);
+ if (err && (err != -EBUSY)) {
+ printk(KERN_ERR "SAA7191: Signal auto-detection failed\n");
+ }
+
return 0;
out_detach_client:
@@ -368,7 +659,7 @@ static int saa7191_command(struct i2c_client *client, unsigned int cmd,
}
case DECODER_GET_STATUS: {
int *iarg = arg;
- unsigned char status;
+ u8 status;
int res = 0;
if (saa7191_read_status(client, &status)) {
@@ -404,7 +695,7 @@ static int saa7191_command(struct i2c_client *client, unsigned int cmd,
switch (*iarg) {
case VIDEO_MODE_AUTO:
- return saa7191_set_norm(client, SAA7191_NORM_AUTO);
+ return saa7191_autodetect_norm(client);
case VIDEO_MODE_PAL:
return saa7191_set_norm(client, SAA7191_NORM_PAL);
case VIDEO_MODE_NTSC:
@@ -446,38 +737,48 @@ static int saa7191_command(struct i2c_client *client, unsigned int cmd,
int err;
val = (pic->hue >> 8) - 0x80;
+
err = saa7191_write_reg(client, SAA7191_REG_HUEC, val);
if (err)
return -EIO;
+
break;
}
case DECODER_SAA7191_GET_STATUS: {
struct saa7191_status *status = arg;
- unsigned char status_reg;
+ u8 status_reg;
if (saa7191_read_status(client, &status_reg))
return -EIO;
+
status->signal = ((status_reg & SAA7191_STATUS_HLCK) == 0)
- ? SAA7191_VALUE_ENABLED : SAA7191_VALUE_DISABLED;
- status->ntsc = (status_reg & SAA7191_STATUS_FIDT)
- ? SAA7191_VALUE_ENABLED : SAA7191_VALUE_DISABLED;
- status->color = (status_reg & SAA7191_STATUS_CODE)
- ? SAA7191_VALUE_ENABLED : SAA7191_VALUE_DISABLED;
+ ? 1 : 0;
+ status->signal_60hz = (status_reg & SAA7191_STATUS_FIDT)
+ ? 1 : 0;
+ status->color = (status_reg & SAA7191_STATUS_CODE) ? 1 : 0;
status->input = decoder->input;
status->norm = decoder->norm;
+
+ break;
}
case DECODER_SAA7191_SET_NORM: {
int *norm = arg;
- return saa7191_set_norm(client, *norm);
+
+ switch (*norm) {
+ case SAA7191_NORM_AUTO:
+ return saa7191_autodetect_norm(client);
+ case SAA7191_NORM_AUTO_EXT:
+ return saa7191_autodetect_norm_extended(client);
+ default:
+ return saa7191_set_norm(client, *norm);
+ }
}
- case DECODER_SAA7191_GET_CONTROLS: {
- struct saa7191_control *ctrl = arg;
- return saa7191_get_controls(client, ctrl);
+ case DECODER_SAA7191_GET_CONTROL: {
+ return saa7191_get_control(client, arg);
}
- case DECODER_SAA7191_SET_CONTROLS: {
- struct saa7191_control *ctrl = arg;
- return saa7191_set_controls(client, ctrl);
+ case DECODER_SAA7191_SET_CONTROL: {
+ return saa7191_set_control(client, arg);
}
default:
return -EINVAL;
@@ -488,12 +789,12 @@ static int saa7191_command(struct i2c_client *client, unsigned int cmd,
static struct i2c_driver i2c_driver_saa7191 = {
.owner = THIS_MODULE,
- .name = "saa7191",
- .id = I2C_DRIVERID_SAA7191,
- .flags = I2C_DF_NOTIFY,
+ .name = "saa7191",
+ .id = I2C_DRIVERID_SAA7191,
+ .flags = I2C_DF_NOTIFY,
.attach_adapter = saa7191_probe,
- .detach_client = saa7191_detach,
- .command = saa7191_command
+ .detach_client = saa7191_detach,
+ .command = saa7191_command
};
static int saa7191_init(void)