static int adv7170_probe(struct i2c_client *client,
const struct i2c_device_id *id)
{
struct adv7170 *encoder;
int i;
/* Check if the adapter supports the needed features */
if (!i2c_check_functionality(client->adapter, I2C_FUNC_SMBUS_BYTE_DATA))
return -ENODEV;
v4l_info(client, "chip found @ 0x%x (%s)\n",
client->addr << 1, client->adapter->name);
encoder = kzalloc(sizeof(struct adv7170), GFP_KERNEL);
if (encoder == NULL)
return -ENOMEM;
encoder->norm = VIDEO_MODE_NTSC;
encoder->input = 0;
encoder->enable = 1;
i2c_set_clientdata(client, encoder);
i = adv7170_write_block(client, init_NTSC, sizeof(init_NTSC));
if (i >= 0) {
i = adv7170_write(client, 0x07, TR0MODE | TR0RST);
i = adv7170_write(client, 0x07, TR0MODE);
i = adv7170_read(client, 0x12);
v4l_dbg(1, debug, client, "revision %d\n", i & 1);
}
if (i < 0)
v4l_dbg(1, debug, client, "init error 0x%x\n", i);
return 0;
}
static void msp3400c_print_mode(struct i2c_client *client)
{
struct msp_state *state = to_state(i2c_get_clientdata(client));
if (state->main == state->second)
v4l_dbg(1, msp_debug, client,
"mono sound carrier: %d.%03d MHz\n",
state->main / 910000, (state->main / 910) % 1000);
else
v4l_dbg(1, msp_debug, client,
"main sound carrier: %d.%03d MHz\n",
state->main / 910000, (state->main / 910) % 1000);
if (state->mode == MSP_MODE_FM_NICAM1 || state->mode == MSP_MODE_FM_NICAM2)
v4l_dbg(1, msp_debug, client,
"NICAM/FM carrier : %d.%03d MHz\n",
state->second / 910000, (state->second/910) % 1000);
if (state->mode == MSP_MODE_AM_NICAM)
v4l_dbg(1, msp_debug, client,
"NICAM/AM carrier : %d.%03d MHz\n",
state->second / 910000, (state->second / 910) % 1000);
if (state->mode == MSP_MODE_FM_TERRA && state->main != state->second) {
v4l_dbg(1, msp_debug, client,
"FM-stereo carrier : %d.%03d MHz\n",
state->second / 910000, (state->second / 910) % 1000);
}
}
void msp3400c_set_mode(struct i2c_client *client, int mode)
{
struct msp_state *state = i2c_get_clientdata(client);
struct msp3400c_init_data_dem *data = &msp3400c_init_data[mode];
int tuner = (state->routing.input >> 3) & 1;
int i;
v4l_dbg(1, msp_debug, client, "set_mode: %d\n", mode);
state->mode = mode;
state->rxsubchans = V4L2_TUNER_SUB_MONO;
msp_write_dem(client, 0x00bb, data->ad_cv | (tuner ? 0x100 : 0));
for (i = 5; i >= 0; i--) /* fir 1 */
msp_write_dem(client, 0x0001, data->fir1[i]);
msp_write_dem(client, 0x0005, 0x0004); /* fir 2 */
msp_write_dem(client, 0x0005, 0x0040);
msp_write_dem(client, 0x0005, 0x0000);
for (i = 5; i >= 0; i--)
msp_write_dem(client, 0x0005, data->fir2[i]);
msp_write_dem(client, 0x0083, data->mode_reg);
msp3400c_set_carrier(client, data->cdo1, data->cdo2);
msp_set_source(client, data->dsp_src);
/* set prescales */
/* volume prescale for SCART (AM mono input) */
msp_write_dsp(client, 0x000d, 0x1900);
msp_write_dsp(client, 0x000e, data->dsp_matrix);
if (state->has_nicam) /* nicam prescale */
msp_write_dsp(client, 0x0010, 0x5a00);
}
static int tea6420_probe(struct i2c_client *client,
const struct i2c_device_id *id)
{
struct v4l2_subdev *sd;
int err, i;
/* let's see whether this adapter can support what we need */
if (!i2c_check_functionality(client->adapter, I2C_FUNC_SMBUS_WRITE_BYTE))
return -EIO;
v4l_info(client, "chip found @ 0x%x (%s)\n",
client->addr << 1, client->adapter->name);
sd = kmalloc(sizeof(struct v4l2_subdev), GFP_KERNEL);
if (sd == NULL)
return -ENOMEM;
v4l2_i2c_subdev_init(sd, client, &tea6420_ops);
/* set initial values: set "mute"-input to all outputs at gain 0 */
err = 0;
for (i = 1; i < 5; i++)
err += tea6420_s_routing(sd, 6, i, 0);
if (err) {
v4l_dbg(1, debug, client, "could not initialize tea6420\n");
return -ENODEV;
}
return 0;
}
static int tea6420_probe(struct i2c_client *client,
const struct i2c_device_id *id)
{
struct v4l2_subdev *sd;
int err, i;
/* */
if (!i2c_check_functionality(client->adapter, I2C_FUNC_SMBUS_WRITE_BYTE))
return -EIO;
v4l_info(client, "chip found @ 0x%x (%s)\n",
client->addr << 1, client->adapter->name);
sd = kzalloc(sizeof(struct v4l2_subdev), GFP_KERNEL);
if (sd == NULL)
return -ENOMEM;
v4l2_i2c_subdev_init(sd, client, &tea6420_ops);
/* */
err = 0;
for (i = 1; i < 5; i++)
err += tea6420_s_routing(sd, 6, i, 0);
if (err) {
v4l_dbg(1, debug, client, "could not initialize tea6420\n");
return -ENODEV;
}
return 0;
}
static int msp3400c_detect_stereo(struct i2c_client *client)
{
struct msp_state *state = to_state(i2c_get_clientdata(client));
int val;
int rxsubchans = state->rxsubchans;
int newnicam = state->nicam_on;
int update = 0;
switch (state->mode) {
case MSP_MODE_FM_TERRA:
val = msp_read_dsp(client, 0x18);
if (val > 32767)
val -= 65536;
v4l_dbg(2, msp_debug, client,
"stereo detect register: %d\n", val);
if (val > 8192) {
rxsubchans = V4L2_TUNER_SUB_STEREO;
} else if (val < -4096) {
rxsubchans = V4L2_TUNER_SUB_LANG1 | V4L2_TUNER_SUB_LANG2;
} else {
rxsubchans = V4L2_TUNER_SUB_MONO;
}
newnicam = 0;
break;
case MSP_MODE_FM_NICAM1:
case MSP_MODE_FM_NICAM2:
case MSP_MODE_AM_NICAM:
val = msp_read_dem(client, 0x23);
v4l_dbg(2, msp_debug, client, "nicam sync=%d, mode=%d\n",
val & 1, (val & 0x1e) >> 1);
if (val & 1) {
/* nicam synced */
switch ((val & 0x1e) >> 1) {
case 0:
case 8:
rxsubchans = V4L2_TUNER_SUB_STEREO;
break;
case 1:
case 9:
rxsubchans = V4L2_TUNER_SUB_MONO;
break;
case 2:
case 10:
rxsubchans = V4L2_TUNER_SUB_LANG1 | V4L2_TUNER_SUB_LANG2;
break;
default:
rxsubchans = V4L2_TUNER_SUB_MONO;
break;
}
newnicam = 1;
} else {
newnicam = 0;
rxsubchans = V4L2_TUNER_SUB_MONO;
}
break;
}
static int cs53l32a_probe(struct i2c_client *client,
const struct i2c_device_id *id)
{
int i;
/* Check if the adapter supports the needed features */
if (!i2c_check_functionality(client->adapter, I2C_FUNC_SMBUS_BYTE_DATA))
return -EIO;
if (!id)
strlcpy(client->name, "cs53l32a", sizeof(client->name));
v4l_info(client, "chip found @ 0x%x (%s)\n",
client->addr << 1, client->adapter->name);
for (i = 1; i <= 7; i++) {
u8 v = cs53l32a_read(client, i);
v4l_dbg(1, debug, client, "Read Reg %d %02x\n", i, v);
}
/* Set cs53l32a internal register for Adaptec 2010/2410 setup */
cs53l32a_write(client, 0x01, (u8) 0x21);
cs53l32a_write(client, 0x02, (u8) 0x29);
cs53l32a_write(client, 0x03, (u8) 0x30);
cs53l32a_write(client, 0x04, (u8) 0x00);
cs53l32a_write(client, 0x05, (u8) 0x00);
cs53l32a_write(client, 0x06, (u8) 0x00);
cs53l32a_write(client, 0x07, (u8) 0x00);
/* Display results, should be 0x21,0x29,0x30,0x00,0x00,0x00,0x00 */
for (i = 1; i <= 7; i++) {
u8 v = cs53l32a_read(client, i);
v4l_dbg(1, debug, client, "Read Reg %d %02x\n", i, v);
}
return 0;
}
static int determine_norm(struct i2c_client *client)
{
DEFINE_WAIT(wait);
struct saa7110 *decoder = i2c_get_clientdata(client);
int status;
/* mode changed, start automatic detection */
saa7110_write_block(client, initseq, sizeof(initseq));
saa7110_selmux(client, decoder->input);
prepare_to_wait(&decoder->wq, &wait, TASK_UNINTERRUPTIBLE);
schedule_timeout(msecs_to_jiffies(250));
finish_wait(&decoder->wq, &wait);
status = saa7110_read(client);
if (status & 0x40) {
v4l_dbg(1, debug, client, "status=0x%02x (no signal)\n", status);
return decoder->norm; // no change
}
if ((status & 3) == 0) {
saa7110_write(client, 0x06, 0x83);
if (status & 0x20) {
v4l_dbg(1, debug, client, "status=0x%02x (NTSC/no color)\n", status);
//saa7110_write(client,0x2E,0x81);
return VIDEO_MODE_NTSC;
}
v4l_dbg(1, debug, client, "status=0x%02x (PAL/no color)\n", status);
//saa7110_write(client,0x2E,0x9A);
return VIDEO_MODE_PAL;
}
//saa7110_write(client,0x06,0x03);
if (status & 0x20) { /* 60Hz */
v4l_dbg(1, debug, client, "status=0x%02x (NTSC)\n", status);
saa7110_write(client, 0x0D, 0x86);
saa7110_write(client, 0x0F, 0x50);
saa7110_write(client, 0x11, 0x2C);
//saa7110_write(client,0x2E,0x81);
return VIDEO_MODE_NTSC;
}
/* 50Hz -> PAL/SECAM */
saa7110_write(client, 0x0D, 0x86);
saa7110_write(client, 0x0F, 0x10);
saa7110_write(client, 0x11, 0x59);
//saa7110_write(client,0x2E,0x9A);
prepare_to_wait(&decoder->wq, &wait, TASK_UNINTERRUPTIBLE);
schedule_timeout(msecs_to_jiffies(250));
finish_wait(&decoder->wq, &wait);
status = saa7110_read(client);
if ((status & 0x03) == 0x01) {
v4l_dbg(1, debug, client, "status=0x%02x (SECAM)\n", status);
saa7110_write(client, 0x0D, 0x87);
return VIDEO_MODE_SECAM;
}
v4l_dbg(1, debug, client, "status=0x%02x (PAL)\n", status);
return VIDEO_MODE_PAL;
}
void msp3400c_setmode(struct i2c_client *client, int type)
{
struct msp_state *state = i2c_get_clientdata(client);
int i;
v4l_dbg(1, msp_debug, client, "setmode: %d\n", type);
state->mode = type;
state->audmode = V4L2_TUNER_MODE_MONO;
state->rxsubchans = V4L2_TUNER_SUB_MONO;
msp_write_dem(client, 0x00bb, msp3400c_init_data[type].ad_cv);
for (i = 5; i >= 0; i--) /* fir 1 */
msp_write_dem(client, 0x0001, msp3400c_init_data[type].fir1[i]);
msp_write_dem(client, 0x0005, 0x0004); /* fir 2 */
msp_write_dem(client, 0x0005, 0x0040);
msp_write_dem(client, 0x0005, 0x0000);
for (i = 5; i >= 0; i--)
msp_write_dem(client, 0x0005, msp3400c_init_data[type].fir2[i]);
msp_write_dem(client, 0x0083, msp3400c_init_data[type].mode_reg);
msp3400c_setcarrier(client, msp3400c_init_data[type].cdo1,
msp3400c_init_data[type].cdo2);
msp_write_dem(client, 0x0056, 0); /*LOAD_REG_1/2*/
if (msp_dolby) {
msp_write_dsp(client, 0x0008, 0x0520); /* I2S1 */
msp_write_dsp(client, 0x0009, 0x0620); /* I2S2 */
msp_write_dsp(client, 0x000b, msp3400c_init_data[type].dsp_src);
} else {
msp_write_dsp(client, 0x0008, msp3400c_init_data[type].dsp_src);
msp_write_dsp(client, 0x0009, msp3400c_init_data[type].dsp_src);
msp_write_dsp(client, 0x000b, msp3400c_init_data[type].dsp_src);
}
msp_write_dsp(client, 0x000a, msp3400c_init_data[type].dsp_src);
msp_write_dsp(client, 0x000e, msp3400c_init_data[type].dsp_matrix);
if (state->has_nicam) {
/* nicam prescale */
msp_write_dsp(client, 0x0010, 0x5a00); /* was: 0x3000 */
}
}
static int saa711x_writeregs(struct i2c_client *client, const unsigned char *regs)
{
struct saa711x_state *state = i2c_get_clientdata(client);
unsigned char reg, data;
while (*regs != 0x00) {
reg = *(regs++);
data = *(regs++);
/* 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 (saa711x_write(client, reg, data) < 0)
return -1;
} else {
v4l_dbg(1, debug, client, "tried to access reserved reg 0x%02x\n", reg);
}
}
return 0;
}
/* Set audio mode. Note that the pre-'G' models do not support BTSC+SAP,
nor do they support stereo BTSC. */
static void msp3400c_set_audmode(struct i2c_client *client)
{
static char *strmode[] = { "mono", "stereo", "lang2", "lang1", "lang1+lang2" };
struct msp_state *state = i2c_get_clientdata(client);
char *modestr = (state->audmode >= 0 && state->audmode < 5) ?
strmode[state->audmode] : "unknown";
int src = 0; /* channel source: FM/AM, nicam or SCART */
int audmode = state->audmode;
if (state->opmode == OPMODE_AUTOSELECT) {
/* this method would break everything, let's make sure
* it's never called
*/
v4l_dbg(1, msp_debug, client,
"set_audmode called with mode=%d instead of set_source (ignored)\n",
state->audmode);
return;
}
/* Note: for the C and D revs no NTSC stereo + SAP is possible as
the hardware does not support SAP. So the rxsubchans combination
of STEREO | LANG2 does not occur. */
if (state->mode != MSP_MODE_EXTERN) {
/* switch to mono if only mono is available */
if (state->rxsubchans == V4L2_TUNER_SUB_MONO)
audmode = V4L2_TUNER_MODE_MONO;
/* if bilingual */
else if (state->rxsubchans & V4L2_TUNER_SUB_LANG2) {
/* and mono or stereo, then fallback to lang1 */
if (audmode == V4L2_TUNER_MODE_MONO ||
audmode == V4L2_TUNER_MODE_STEREO)
audmode = V4L2_TUNER_MODE_LANG1;
}
/* if stereo, and audmode is not mono, then switch to stereo */
else if (audmode != V4L2_TUNER_MODE_MONO)
audmode = V4L2_TUNER_MODE_STEREO;
}
/* switch demodulator */
switch (state->mode) {
case MSP_MODE_FM_TERRA:
v4l_dbg(1, msp_debug, client, "FM set_audmode: %s\n", modestr);
switch (audmode) {
case V4L2_TUNER_MODE_STEREO:
msp_write_dsp(client, 0x000e, 0x3001);
break;
case V4L2_TUNER_MODE_MONO:
case V4L2_TUNER_MODE_LANG1:
case V4L2_TUNER_MODE_LANG2:
case V4L2_TUNER_MODE_LANG1_LANG2:
msp_write_dsp(client, 0x000e, 0x3000);
break;
}
break;
case MSP_MODE_FM_SAT:
v4l_dbg(1, msp_debug, client, "SAT set_audmode: %s\n", modestr);
switch (audmode) {
case V4L2_TUNER_MODE_MONO:
msp3400c_set_carrier(client, MSP_CARRIER(6.5), MSP_CARRIER(6.5));
break;
case V4L2_TUNER_MODE_STEREO:
case V4L2_TUNER_MODE_LANG1_LANG2:
msp3400c_set_carrier(client, MSP_CARRIER(7.2), MSP_CARRIER(7.02));
break;
case V4L2_TUNER_MODE_LANG1:
msp3400c_set_carrier(client, MSP_CARRIER(7.38), MSP_CARRIER(7.02));
break;
case V4L2_TUNER_MODE_LANG2:
msp3400c_set_carrier(client, MSP_CARRIER(7.38), MSP_CARRIER(7.02));
break;
}
break;
case MSP_MODE_FM_NICAM1:
case MSP_MODE_FM_NICAM2:
case MSP_MODE_AM_NICAM:
v4l_dbg(1, msp_debug, client, "NICAM set_audmode: %s\n",modestr);
if (state->nicam_on)
src = 0x0100; /* NICAM */
break;
case MSP_MODE_BTSC:
v4l_dbg(1, msp_debug, client, "BTSC set_audmode: %s\n",modestr);
break;
case MSP_MODE_EXTERN:
v4l_dbg(1, msp_debug, client, "extern set_audmode: %s\n",modestr);
src = 0x0200; /* SCART */
break;
case MSP_MODE_FM_RADIO:
v4l_dbg(1, msp_debug, client, "FM-Radio set_audmode: %s\n",modestr);
break;
default:
v4l_dbg(1, msp_debug, client, "mono set_audmode\n");
return;
}
/* switch audio */
v4l_dbg(1, msp_debug, client, "set audmode %d\n", audmode);
switch (audmode) {
case V4L2_TUNER_MODE_STEREO:
case V4L2_TUNER_MODE_LANG1_LANG2:
src |= 0x0020;
break;
case V4L2_TUNER_MODE_MONO:
if (state->mode == MSP_MODE_AM_NICAM) {
v4l_dbg(1, msp_debug, client, "switching to AM mono\n");
/* AM mono decoding is handled by tuner, not MSP chip */
/* SCART switching control register */
msp_set_scart(client, SCART_MONO, 0);
src = 0x0200;
break;
}
if (state->rxsubchans & V4L2_TUNER_SUB_STEREO)
src = 0x0030;
break;
case V4L2_TUNER_MODE_LANG1:
break;
case V4L2_TUNER_MODE_LANG2:
src |= 0x0010;
break;
}
v4l_dbg(1, msp_debug, client, "set_audmode final source/matrix = 0x%x\n", src);
msp_set_source(client, src);
}
/* makes a connection between the input-pin 'i' and the output-pin 'o'
for the tea6415c-client 'client' */
static int switch_matrix(struct i2c_client *client, int i, int o)
{
u8 byte = 0;
int ret;
v4l_dbg(1, debug, client, "i=%d, o=%d\n", i, o);
/* check if the pins are valid */
if (0 == ((1 == i || 3 == i || 5 == i || 6 == i || 8 == i || 10 == i || 20 == i || 11 == i)
&& (18 == o || 17 == o || 16 == o || 15 == o || 14 == o || 13 == o)))
return -1;
/* to understand this, have a look at the tea6415c-specs (p.5) */
switch (o) {
case 18:
byte = 0x00;
break;
case 14:
byte = 0x20;
break;
case 16:
byte = 0x10;
break;
case 17:
byte = 0x08;
break;
case 15:
byte = 0x18;
break;
case 13:
byte = 0x28;
break;
};
switch (i) {
case 5:
byte |= 0x00;
break;
case 8:
byte |= 0x04;
break;
case 3:
byte |= 0x02;
break;
case 20:
byte |= 0x06;
break;
case 6:
byte |= 0x01;
break;
case 10:
byte |= 0x05;
break;
case 1:
byte |= 0x03;
break;
case 11:
byte |= 0x07;
break;
};
ret = i2c_smbus_write_byte(client, byte);
if (ret) {
v4l_dbg(1, debug, client,
"i2c_smbus_write_byte() failed, ret:%d\n", ret);
return -EIO;
}
return ret;
}
static int
saa7110_command (struct i2c_client *client,
unsigned int cmd,
void *arg)
{
struct saa7110 *decoder = i2c_get_clientdata(client);
int v;
switch (cmd) {
case 0:
//saa7110_write_block(client, initseq, sizeof(initseq));
break;
case DECODER_GET_CAPABILITIES:
{
struct video_decoder_capability *dc = arg;
dc->flags =
VIDEO_DECODER_PAL | VIDEO_DECODER_NTSC |
VIDEO_DECODER_SECAM | VIDEO_DECODER_AUTO;
dc->inputs = SAA7110_MAX_INPUT;
dc->outputs = SAA7110_MAX_OUTPUT;
break;
}
case DECODER_GET_STATUS:
{
int status;
int res = 0;
status = saa7110_read(client);
v4l_dbg(1, debug, client, "status=0x%02x norm=%d\n",
status, decoder->norm);
if (!(status & 0x40))
res |= DECODER_STATUS_GOOD;
if (status & 0x03)
res |= DECODER_STATUS_COLOR;
switch (decoder->norm) {
case VIDEO_MODE_NTSC:
res |= DECODER_STATUS_NTSC;
break;
case VIDEO_MODE_PAL:
res |= DECODER_STATUS_PAL;
break;
case VIDEO_MODE_SECAM:
res |= DECODER_STATUS_SECAM;
break;
}
*(int *) arg = res;
break;
}
case DECODER_SET_NORM:
v = *(int *) arg;
if (decoder->norm != v) {
decoder->norm = v;
//saa7110_write(client, 0x06, 0x03);
switch (v) {
case VIDEO_MODE_NTSC:
saa7110_write(client, 0x0D, 0x86);
saa7110_write(client, 0x0F, 0x50);
saa7110_write(client, 0x11, 0x2C);
//saa7110_write(client, 0x2E, 0x81);
v4l_dbg(1, debug, client, "switched to NTSC\n");
break;
case VIDEO_MODE_PAL:
saa7110_write(client, 0x0D, 0x86);
saa7110_write(client, 0x0F, 0x10);
saa7110_write(client, 0x11, 0x59);
//saa7110_write(client, 0x2E, 0x9A);
v4l_dbg(1, debug, client, "switched to PAL\n");
break;
case VIDEO_MODE_SECAM:
saa7110_write(client, 0x0D, 0x87);
saa7110_write(client, 0x0F, 0x10);
saa7110_write(client, 0x11, 0x59);
//saa7110_write(client, 0x2E, 0x9A);
v4l_dbg(1, debug, client, "switched to SECAM\n");
break;
case VIDEO_MODE_AUTO:
v4l_dbg(1, debug, client, "switched to AUTO\n");
decoder->norm = determine_norm(client);
*(int *) arg = decoder->norm;
break;
default:
return -EPERM;
}
}
break;
case DECODER_SET_INPUT:
v = *(int *) arg;
if (v < 0 || v > SAA7110_MAX_INPUT) {
v4l_dbg(1, debug, client, "input=%d not available\n", v);
return -EINVAL;
}
if (decoder->input != v) {
saa7110_selmux(client, v);
v4l_dbg(1, debug, client, "switched to input=%d\n", v);
}
break;
case DECODER_SET_OUTPUT:
v = *(int *) arg;
/* not much choice of outputs */
if (v != 0)
return -EINVAL;
break;
case DECODER_ENABLE_OUTPUT:
v = *(int *) arg;
if (decoder->enable != v) {
decoder->enable = v;
saa7110_write(client, 0x0E, v ? 0x18 : 0x80);
v4l_dbg(1, debug, client, "YUV %s\n", v ? "on" : "off");
}
break;
case DECODER_SET_PICTURE:
{
struct video_picture *pic = arg;
if (decoder->bright != pic->brightness) {
/* We want 0 to 255 we get 0-65535 */
decoder->bright = pic->brightness;
saa7110_write(client, 0x19, decoder->bright >> 8);
}
if (decoder->contrast != pic->contrast) {
/* We want 0 to 127 we get 0-65535 */
decoder->contrast = pic->contrast;
saa7110_write(client, 0x13,
decoder->contrast >> 9);
}
if (decoder->sat != pic->colour) {
/* We want 0 to 127 we get 0-65535 */
decoder->sat = pic->colour;
saa7110_write(client, 0x12, decoder->sat >> 9);
}
int autodetect_stereo(struct i2c_client *client)
{
struct msp_state *state = i2c_get_clientdata(client);
int val;
int rxsubchans = state->rxsubchans;
int newnicam = state->nicam_on;
int update = 0;
switch (state->mode) {
case MSP_MODE_FM_TERRA:
val = msp_read_dsp(client, 0x18);
if (val > 32767)
val -= 65536;
v4l_dbg(2, msp_debug, client, "stereo detect register: %d\n", val);
if (val > 4096) {
rxsubchans = V4L2_TUNER_SUB_STEREO | V4L2_TUNER_SUB_MONO;
} else if (val < -4096) {
rxsubchans = V4L2_TUNER_SUB_LANG1 | V4L2_TUNER_SUB_LANG2;
} else {
rxsubchans = V4L2_TUNER_SUB_MONO;
}
newnicam = 0;
break;
case MSP_MODE_FM_NICAM1:
case MSP_MODE_FM_NICAM2:
case MSP_MODE_AM_NICAM:
val = msp_read_dem(client, 0x23);
v4l_dbg(2, msp_debug, client, "nicam sync=%d, mode=%d\n",
val & 1, (val & 0x1e) >> 1);
if (val & 1) {
/* nicam synced */
switch ((val & 0x1e) >> 1) {
case 0:
case 8:
rxsubchans = V4L2_TUNER_SUB_STEREO;
break;
case 1:
case 9:
rxsubchans = V4L2_TUNER_SUB_MONO
| V4L2_TUNER_SUB_LANG1;
break;
case 2:
case 10:
rxsubchans = V4L2_TUNER_SUB_MONO
| V4L2_TUNER_SUB_LANG1
| V4L2_TUNER_SUB_LANG2;
break;
default:
rxsubchans = V4L2_TUNER_SUB_MONO;
break;
}
newnicam = 1;
} else {
newnicam = 0;
rxsubchans = V4L2_TUNER_SUB_MONO;
}
break;
case MSP_MODE_BTSC:
val = msp_read_dem(client, 0x200);
v4l_dbg(2, msp_debug, client, "status=0x%x (pri=%s, sec=%s, %s%s%s)\n",
val,
(val & 0x0002) ? "no" : "yes",
(val & 0x0004) ? "no" : "yes",
(val & 0x0040) ? "stereo" : "mono",
(val & 0x0080) ? ", nicam 2nd mono" : "",
(val & 0x0100) ? ", bilingual/SAP" : "");
rxsubchans = V4L2_TUNER_SUB_MONO;
if (val & 0x0040) rxsubchans |= V4L2_TUNER_SUB_STEREO;
if (val & 0x0100) rxsubchans |= V4L2_TUNER_SUB_LANG1;
break;
}
/* turn on/off nicam + stereo */
void msp3400c_setstereo(struct i2c_client *client, int mode)
{
static char *strmode[] = { "mono", "stereo", "lang2", "lang1" };
struct msp_state *state = i2c_get_clientdata(client);
int nicam = 0; /* channel source: FM/AM or nicam */
int src = 0;
if (state->opmode == OPMODE_AUTOSELECT) {
/* this method would break everything, let's make sure
* it's never called
*/
v4l_dbg(1, msp_debug, client, "setstereo called with mode=%d instead of set_source (ignored)\n",
mode);
return;
}
/* switch demodulator */
switch (state->mode) {
case MSP_MODE_FM_TERRA:
v4l_dbg(1, msp_debug, client, "FM setstereo: %s\n", strmode[mode]);
msp3400c_setcarrier(client, state->second, state->main);
switch (mode) {
case V4L2_TUNER_MODE_STEREO:
msp_write_dsp(client, 0x000e, 0x3001);
break;
case V4L2_TUNER_MODE_MONO:
case V4L2_TUNER_MODE_LANG1:
case V4L2_TUNER_MODE_LANG2:
msp_write_dsp(client, 0x000e, 0x3000);
break;
}
break;
case MSP_MODE_FM_SAT:
v4l_dbg(1, msp_debug, client, "SAT setstereo: %s\n", strmode[mode]);
switch (mode) {
case V4L2_TUNER_MODE_MONO:
msp3400c_setcarrier(client, MSP_CARRIER(6.5), MSP_CARRIER(6.5));
break;
case V4L2_TUNER_MODE_STEREO:
msp3400c_setcarrier(client, MSP_CARRIER(7.2), MSP_CARRIER(7.02));
break;
case V4L2_TUNER_MODE_LANG1:
msp3400c_setcarrier(client, MSP_CARRIER(7.38), MSP_CARRIER(7.02));
break;
case V4L2_TUNER_MODE_LANG2:
msp3400c_setcarrier(client, MSP_CARRIER(7.38), MSP_CARRIER(7.02));
break;
}
break;
case MSP_MODE_FM_NICAM1:
case MSP_MODE_FM_NICAM2:
case MSP_MODE_AM_NICAM:
v4l_dbg(1, msp_debug, client, "NICAM setstereo: %s\n",strmode[mode]);
msp3400c_setcarrier(client,state->second,state->main);
if (state->nicam_on)
nicam=0x0100;
break;
case MSP_MODE_BTSC:
v4l_dbg(1, msp_debug, client, "BTSC setstereo: %s\n",strmode[mode]);
nicam=0x0300;
break;
case MSP_MODE_EXTERN:
v4l_dbg(1, msp_debug, client, "extern setstereo: %s\n",strmode[mode]);
nicam = 0x0200;
break;
case MSP_MODE_FM_RADIO:
v4l_dbg(1, msp_debug, client, "FM-Radio setstereo: %s\n",strmode[mode]);
break;
default:
v4l_dbg(1, msp_debug, client, "mono setstereo\n");
return;
}
/* switch audio */
switch (mode) {
case V4L2_TUNER_MODE_STEREO:
src = 0x0020 | nicam;
break;
case V4L2_TUNER_MODE_MONO:
if (state->mode == MSP_MODE_AM_NICAM) {
v4l_dbg(1, msp_debug, client, "switching to AM mono\n");
/* AM mono decoding is handled by tuner, not MSP chip */
/* SCART switching control register */
msp_set_scart(client, SCART_MONO, 0);
src = 0x0200;
break;
}
case V4L2_TUNER_MODE_LANG1:
src = 0x0000 | nicam;
break;
case V4L2_TUNER_MODE_LANG2:
src = 0x0010 | nicam;
break;
}
v4l_dbg(1, msp_debug, client, "setstereo final source/matrix = 0x%x\n", src);
if (msp_dolby) {
msp_write_dsp(client, 0x0008, 0x0520);
msp_write_dsp(client, 0x0009, 0x0620);
msp_write_dsp(client, 0x000a, src);
msp_write_dsp(client, 0x000b, src);
} else {
msp_write_dsp(client, 0x0008, src);
msp_write_dsp(client, 0x0009, src);
msp_write_dsp(client, 0x000a, src);
msp_write_dsp(client, 0x000b, src);
msp_write_dsp(client, 0x000c, src);
if (state->has_scart23_in_scart2_out)
msp_write_dsp(client, 0x0041, src);
}
}
static int adv7170_command(struct i2c_client *client, unsigned cmd, void *arg)
{
struct adv7170 *encoder = i2c_get_clientdata(client);
switch (cmd) {
case 0:
#if 0
/* This is just for testing!!! */
adv7170_write_block(client, init_common,
sizeof(init_common));
adv7170_write(client, 0x07, TR0MODE | TR0RST);
adv7170_write(client, 0x07, TR0MODE);
#endif
break;
case ENCODER_GET_CAPABILITIES:
{
struct video_encoder_capability *cap = arg;
cap->flags = VIDEO_ENCODER_PAL |
VIDEO_ENCODER_NTSC;
cap->inputs = 2;
cap->outputs = 1;
break;
}
case ENCODER_SET_NORM:
{
int iarg = *(int *) arg;
v4l_dbg(1, debug, client, "set norm %d\n", iarg);
switch (iarg) {
case VIDEO_MODE_NTSC:
adv7170_write_block(client, init_NTSC,
sizeof(init_NTSC));
if (encoder->input == 0)
adv7170_write(client, 0x02, 0x0e); // Enable genlock
adv7170_write(client, 0x07, TR0MODE | TR0RST);
adv7170_write(client, 0x07, TR0MODE);
break;
case VIDEO_MODE_PAL:
adv7170_write_block(client, init_PAL,
sizeof(init_PAL));
if (encoder->input == 0)
adv7170_write(client, 0x02, 0x0e); // Enable genlock
adv7170_write(client, 0x07, TR0MODE | TR0RST);
adv7170_write(client, 0x07, TR0MODE);
break;
default:
v4l_dbg(1, debug, client, "illegal norm: %d\n", iarg);
return -EINVAL;
}
v4l_dbg(1, debug, client, "switched to %s\n", norms[iarg]);
encoder->norm = iarg;
break;
}
case ENCODER_SET_INPUT:
{
int iarg = *(int *) arg;
/* RJ: *iarg = 0: input is from decoder
*iarg = 1: input is from ZR36060
*iarg = 2: color bar */
v4l_dbg(1, debug, client, "set input from %s\n",
iarg == 0 ? "decoder" : "ZR36060");
switch (iarg) {
case 0:
adv7170_write(client, 0x01, 0x20);
adv7170_write(client, 0x08, TR1CAPT); /* TR1 */
adv7170_write(client, 0x02, 0x0e); // Enable genlock
adv7170_write(client, 0x07, TR0MODE | TR0RST);
adv7170_write(client, 0x07, TR0MODE);
/* udelay(10); */
break;
case 1:
adv7170_write(client, 0x01, 0x00);
adv7170_write(client, 0x08, TR1PLAY); /* TR1 */
adv7170_write(client, 0x02, 0x08);
adv7170_write(client, 0x07, TR0MODE | TR0RST);
adv7170_write(client, 0x07, TR0MODE);
/* udelay(10); */
break;
default:
v4l_dbg(1, debug, client, "illegal input: %d\n", iarg);
return -EINVAL;
}
v4l_dbg(1, debug, client, "switched to %s\n", inputs[iarg]);
encoder->input = iarg;
break;
}
case ENCODER_SET_OUTPUT:
{
int *iarg = arg;
/* not much choice of outputs */
if (*iarg != 0) {
return -EINVAL;
}
break;
}
case ENCODER_ENABLE_OUTPUT:
{
int *iarg = arg;
encoder->enable = !!*iarg;
break;
}
default:
return -EINVAL;
}
return 0;
}
