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path: root/drivers/media/video/msp3400-kthreads.c
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Diffstat (limited to 'drivers/media/video/msp3400-kthreads.c')
-rw-r--r--drivers/media/video/msp3400-kthreads.c333
1 files changed, 163 insertions, 170 deletions
diff --git a/drivers/media/video/msp3400-kthreads.c b/drivers/media/video/msp3400-kthreads.c
index 2072c3efebb..852ab6a115f 100644
--- a/drivers/media/video/msp3400-kthreads.c
+++ b/drivers/media/video/msp3400-kthreads.c
@@ -109,7 +109,7 @@ static struct msp3400c_init_data_dem {
{-2, -8, -10, 10, 50, 86},
{-4, -12, -9, 23, 79, 126},
MSP_CARRIER(6.5), MSP_CARRIER(6.5),
- 0x00c6, 0x0140, 0x0120, 0x7c03
+ 0x00c6, 0x0140, 0x0120, 0x7c00
},
};
@@ -154,54 +154,60 @@ const char *msp_standard_std_name(int std)
return "unknown";
}
-void msp3400c_setcarrier(struct i2c_client *client, int cdo1, int cdo2)
+static void msp_set_source(struct i2c_client *client, u16 src)
+{
+ struct msp_state *state = i2c_get_clientdata(client);
+
+ if (msp_dolby) {
+ msp_write_dsp(client, 0x0008, 0x0520); /* I2S1 */
+ msp_write_dsp(client, 0x0009, 0x0620); /* I2S2 */
+ } 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);
+}
+
+void msp3400c_set_carrier(struct i2c_client *client, int cdo1, int cdo2)
{
msp_write_dem(client, 0x0093, cdo1 & 0xfff);
msp_write_dem(client, 0x009b, cdo1 >> 12);
msp_write_dem(client, 0x00a3, cdo2 & 0xfff);
msp_write_dem(client, 0x00ab, cdo2 >> 12);
- msp_write_dem(client, 0x0056, 0); /*LOAD_REG_1/2*/
+ msp_write_dem(client, 0x0056, 0); /* LOAD_REG_1/2 */
}
-void msp3400c_setmode(struct i2c_client *client, int type)
+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 i;
- v4l_dbg(1, msp_debug, client, "setmode: %d\n", type);
- state->mode = type;
- state->audmode = V4L2_TUNER_MODE_MONO;
+ 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, msp3400c_init_data[type].ad_cv);
+ msp_write_dem(client, 0x00bb, data->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, 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, msp3400c_init_data[type].fir2[i]);
+ msp_write_dem(client, 0x0005, data->fir2[i]);
- msp_write_dem(client, 0x0083, msp3400c_init_data[type].mode_reg);
+ msp_write_dem(client, 0x0083, data->mode_reg);
- msp3400c_setcarrier(client, msp3400c_init_data[type].cdo1,
- msp3400c_init_data[type].cdo2);
+ msp3400c_set_carrier(client, data->cdo1, data->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);
+ msp_set_source(client, data->dsp_src);
+ msp_write_dsp(client, 0x000e, data->dsp_matrix);
if (state->has_nicam) {
/* nicam prescale */
@@ -209,29 +215,31 @@ void msp3400c_setmode(struct i2c_client *client, int type)
}
}
-/* turn on/off nicam + stereo */
-void msp3400c_setstereo(struct i2c_client *client, int mode)
+/* 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" };
struct msp_state *state = i2c_get_clientdata(client);
- int nicam = 0; /* channel source: FM/AM or nicam */
- int src = 0;
+ char *modestr = (state->audmode >= 0 && state->audmode < 4) ?
+ strmode[state->audmode] : "unknown";
+ int src = 0; /* channel source: FM/AM, nicam or SCART */
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);
+ v4l_dbg(1, msp_debug, client,
+ "set_audmode called with mode=%d instead of set_source (ignored)\n",
+ state->audmode);
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) {
+ v4l_dbg(1, msp_debug, client, "FM set_audmode: %s\n", modestr);
+ switch (state->audmode) {
case V4L2_TUNER_MODE_STEREO:
msp_write_dsp(client, 0x000e, 0x3001);
break;
@@ -243,50 +251,49 @@ void msp3400c_setstereo(struct i2c_client *client, int mode)
}
break;
case MSP_MODE_FM_SAT:
- v4l_dbg(1, msp_debug, client, "SAT setstereo: %s\n", strmode[mode]);
- switch (mode) {
+ v4l_dbg(1, msp_debug, client, "SAT set_audmode: %s\n", modestr);
+ switch (state->audmode) {
case V4L2_TUNER_MODE_MONO:
- msp3400c_setcarrier(client, MSP_CARRIER(6.5), MSP_CARRIER(6.5));
+ msp3400c_set_carrier(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));
+ msp3400c_set_carrier(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));
+ msp3400c_set_carrier(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));
+ 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 setstereo: %s\n",strmode[mode]);
- msp3400c_setcarrier(client,state->second,state->main);
+ v4l_dbg(1, msp_debug, client, "NICAM set_audmode: %s\n",modestr);
+ msp3400c_set_carrier(client, state->second, state->main);
if (state->nicam_on)
- nicam=0x0100;
+ src = 0x0100; /* NICAM */
break;
case MSP_MODE_BTSC:
- v4l_dbg(1, msp_debug, client, "BTSC setstereo: %s\n",strmode[mode]);
- nicam=0x0300;
+ v4l_dbg(1, msp_debug, client, "BTSC set_audmode: %s\n",modestr);
break;
case MSP_MODE_EXTERN:
- v4l_dbg(1, msp_debug, client, "extern setstereo: %s\n",strmode[mode]);
- nicam = 0x0200;
+ 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 setstereo: %s\n",strmode[mode]);
+ v4l_dbg(1, msp_debug, client, "FM-Radio set_audmode: %s\n",modestr);
break;
default:
- v4l_dbg(1, msp_debug, client, "mono setstereo\n");
+ v4l_dbg(1, msp_debug, client, "mono set_audmode\n");
return;
}
/* switch audio */
- switch (mode) {
+ switch (state->audmode) {
case V4L2_TUNER_MODE_STEREO:
- src = 0x0020 | nicam;
+ src |= 0x0020;
break;
case V4L2_TUNER_MODE_MONO:
if (state->mode == MSP_MODE_AM_NICAM) {
@@ -297,29 +304,22 @@ void msp3400c_setstereo(struct i2c_client *client, int mode)
src = 0x0200;
break;
}
+ if (state->rxsubchans & V4L2_TUNER_SUB_STEREO)
+ src = 0x0030;
+ break;
case V4L2_TUNER_MODE_LANG1:
- src = 0x0000 | nicam;
+ /* switch to stereo for stereo transmission, otherwise
+ keep first language */
+ if (state->rxsubchans & V4L2_TUNER_SUB_STEREO)
+ src |= 0x0020;
break;
case V4L2_TUNER_MODE_LANG2:
- src = 0x0010 | nicam;
+ src |= 0x0010;
break;
}
- v4l_dbg(1, msp_debug, client, "setstereo final source/matrix = 0x%x\n", src);
+ v4l_dbg(1, msp_debug, client, "set_audmode 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);
- }
+ msp_set_source(client, src);
}
static void msp3400c_print_mode(struct i2c_client *client)
@@ -347,12 +347,12 @@ static void msp3400c_print_mode(struct i2c_client *client)
/* ----------------------------------------------------------------------- */
-int autodetect_stereo(struct i2c_client *client)
+static int msp3400c_detect_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 newnicam = state->nicam_on;
int update = 0;
switch (state->mode) {
@@ -362,7 +362,7 @@ int autodetect_stereo(struct i2c_client *client)
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;
+ rxsubchans = V4L2_TUNER_SUB_STEREO;
} else if (val < -4096) {
rxsubchans = V4L2_TUNER_SUB_LANG1 | V4L2_TUNER_SUB_LANG2;
} else {
@@ -386,14 +386,11 @@ int autodetect_stereo(struct i2c_client *client)
break;
case 1:
case 9:
- rxsubchans = V4L2_TUNER_SUB_MONO
- | V4L2_TUNER_SUB_LANG1;
+ rxsubchans = V4L2_TUNER_SUB_MONO;
break;
case 2:
case 10:
- rxsubchans = V4L2_TUNER_SUB_MONO
- | V4L2_TUNER_SUB_LANG1
- | V4L2_TUNER_SUB_LANG2;
+ rxsubchans = V4L2_TUNER_SUB_LANG1 | V4L2_TUNER_SUB_LANG2;
break;
default:
rxsubchans = V4L2_TUNER_SUB_MONO;
@@ -405,30 +402,17 @@ int autodetect_stereo(struct i2c_client *client)
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;
}
if (rxsubchans != state->rxsubchans) {
update = 1;
- v4l_dbg(1, msp_debug, client, "watch: rxsubchans %d => %d\n",
- state->rxsubchans,rxsubchans);
+ v4l_dbg(1, msp_debug, client, "watch: rxsubchans %02x => %02x\n",
+ state->rxsubchans, rxsubchans);
state->rxsubchans = rxsubchans;
}
if (newnicam != state->nicam_on) {
update = 1;
v4l_dbg(1, msp_debug, client, "watch: nicam %d => %d\n",
- state->nicam_on,newnicam);
+ state->nicam_on, newnicam);
state->nicam_on = newnicam;
}
return update;
@@ -443,13 +427,8 @@ static void watch_stereo(struct i2c_client *client)
{
struct msp_state *state = i2c_get_clientdata(client);
- if (autodetect_stereo(client)) {
- if (state->rxsubchans & V4L2_TUNER_SUB_STEREO)
- msp3400c_setstereo(client, V4L2_TUNER_MODE_STEREO);
- else if (state->rxsubchans & V4L2_TUNER_SUB_LANG1)
- msp3400c_setstereo(client, V4L2_TUNER_MODE_LANG1);
- else
- msp3400c_setstereo(client, V4L2_TUNER_MODE_MONO);
+ if (msp3400c_detect_stereo(client)) {
+ msp3400c_set_audmode(client);
}
if (msp_once)
@@ -461,7 +440,7 @@ int msp3400c_thread(void *data)
struct i2c_client *client = data;
struct msp_state *state = i2c_get_clientdata(client);
struct msp3400c_carrier_detect *cd;
- int count, max1,max2,val1,val2, val,this;
+ int count, max1, max2, val1, val2, val, this;
v4l_dbg(1, msp_debug, client, "msp3400 daemon started\n");
@@ -471,7 +450,7 @@ int msp3400c_thread(void *data)
v4l_dbg(2, msp_debug, client, "msp3400 thread: wakeup\n");
restart:
- v4l_dbg(1, msp_debug, client, "thread: restart scan\n");
+ v4l_dbg(2, msp_debug, client, "thread: restart scan\n");
state->restart = 0;
if (kthread_should_stop())
break;
@@ -485,13 +464,14 @@ int msp3400c_thread(void *data)
/* mute */
msp_set_mute(client);
- msp3400c_setmode(client, MSP_MODE_AM_DETECT /* +1 */ );
+ msp3400c_set_mode(client, MSP_MODE_AM_DETECT /* +1 */ );
val1 = val2 = 0;
max1 = max2 = -1;
state->watch_stereo = 0;
+ state->nicam_on = 0;
/* some time for the tuner to sync */
- if (msp_sleep(state,200))
+ if (msp_sleep(state, 200))
goto restart;
/* carrier detect pass #1 -- main carrier */
@@ -506,7 +486,7 @@ int msp3400c_thread(void *data)
}
for (this = 0; this < count; this++) {
- msp3400c_setcarrier(client, cd[this].cdo,cd[this].cdo);
+ msp3400c_set_carrier(client, cd[this].cdo, cd[this].cdo);
if (msp_sleep(state,100))
goto restart;
val = msp_read_dsp(client, 0x1b);
@@ -542,7 +522,7 @@ int msp3400c_thread(void *data)
max2 = 0;
}
for (this = 0; this < count; this++) {
- msp3400c_setcarrier(client, cd[this].cdo,cd[this].cdo);
+ msp3400c_set_carrier(client, cd[this].cdo, cd[this].cdo);
if (msp_sleep(state,100))
goto restart;
val = msp_read_dsp(client, 0x1b);
@@ -554,22 +534,20 @@ int msp3400c_thread(void *data)
}
/* program the msp3400 according to the results */
- state->main = msp3400c_carrier_detect_main[max1].cdo;
+ state->main = msp3400c_carrier_detect_main[max1].cdo;
switch (max1) {
case 1: /* 5.5 */
if (max2 == 0) {
/* B/G FM-stereo */
state->second = msp3400c_carrier_detect_55[max2].cdo;
- msp3400c_setmode(client, MSP_MODE_FM_TERRA);
- state->nicam_on = 0;
- msp3400c_setstereo(client, V4L2_TUNER_MODE_MONO);
+ msp3400c_set_mode(client, MSP_MODE_FM_TERRA);
state->watch_stereo = 1;
} else if (max2 == 1 && state->has_nicam) {
/* B/G NICAM */
state->second = msp3400c_carrier_detect_55[max2].cdo;
- msp3400c_setmode(client, MSP_MODE_FM_NICAM1);
+ msp3400c_set_mode(client, MSP_MODE_FM_NICAM1);
+ msp3400c_set_carrier(client, state->second, state->main);
state->nicam_on = 1;
- msp3400c_setcarrier(client, state->second, state->main);
state->watch_stereo = 1;
} else {
goto no_second;
@@ -578,35 +556,31 @@ int msp3400c_thread(void *data)
case 2: /* 6.0 */
/* PAL I NICAM */
state->second = MSP_CARRIER(6.552);
- msp3400c_setmode(client, MSP_MODE_FM_NICAM2);
+ msp3400c_set_mode(client, MSP_MODE_FM_NICAM2);
+ msp3400c_set_carrier(client, state->second, state->main);
state->nicam_on = 1;
- msp3400c_setcarrier(client, state->second, state->main);
state->watch_stereo = 1;
break;
case 3: /* 6.5 */
if (max2 == 1 || max2 == 2) {
/* D/K FM-stereo */
state->second = msp3400c_carrier_detect_65[max2].cdo;
- msp3400c_setmode(client, MSP_MODE_FM_TERRA);
- state->nicam_on = 0;
- msp3400c_setstereo(client, V4L2_TUNER_MODE_MONO);
+ msp3400c_set_mode(client, MSP_MODE_FM_TERRA);
state->watch_stereo = 1;
} else if (max2 == 0 && (state->v4l2_std & V4L2_STD_SECAM)) {
/* L NICAM or AM-mono */
state->second = msp3400c_carrier_detect_65[max2].cdo;
- msp3400c_setmode(client, MSP_MODE_AM_NICAM);
- state->nicam_on = 0;
- msp3400c_setstereo(client, V4L2_TUNER_MODE_MONO);
- msp3400c_setcarrier(client, state->second, state->main);
+ msp3400c_set_mode(client, MSP_MODE_AM_NICAM);
+ msp3400c_set_carrier(client, state->second, state->main);
/* volume prescale for SCART (AM mono input) */
msp_write_dsp(client, 0x000d, 0x1900);
state->watch_stereo = 1;
} else if (max2 == 0 && state->has_nicam) {
/* D/K NICAM */
state->second = msp3400c_carrier_detect_65[max2].cdo;
- msp3400c_setmode(client, MSP_MODE_FM_NICAM1);
+ msp3400c_set_mode(client, MSP_MODE_FM_NICAM1);
+ msp3400c_set_carrier(client, state->second, state->main);
state->nicam_on = 1;
- msp3400c_setcarrier(client, state->second, state->main);
state->watch_stereo = 1;
} else {
goto no_second;
@@ -616,23 +590,25 @@ int msp3400c_thread(void *data)
default:
no_second:
state->second = msp3400c_carrier_detect_main[max1].cdo;
- msp3400c_setmode(client, MSP_MODE_FM_TERRA);
- state->nicam_on = 0;
- msp3400c_setcarrier(client, state->second, state->main);
+ msp3400c_set_mode(client, MSP_MODE_FM_TERRA);
+ msp3400c_set_carrier(client, state->second, state->main);
state->rxsubchans = V4L2_TUNER_SUB_MONO;
- msp3400c_setstereo(client, V4L2_TUNER_MODE_MONO);
break;
}
/* unmute */
msp_set_audio(client);
+ msp3400c_set_audmode(client);
if (msp_debug)
msp3400c_print_mode(client);
- /* monitor tv audio mode */
+ /* monitor tv audio mode, the first time don't wait
+ so long to get a quick stereo/bilingual result */
+ if (msp_sleep(state, 1000))
+ goto restart;
while (state->watch_stereo) {
- if (msp_sleep(state,5000))
+ if (msp_sleep(state, 5000))
goto restart;
watch_stereo(client);
}
@@ -656,7 +632,7 @@ int msp3410d_thread(void *data)
v4l_dbg(2, msp_debug, client, "msp3410 thread: wakeup\n");
restart:
- v4l_dbg(1, msp_debug, client, "thread: restart scan\n");
+ v4l_dbg(2, msp_debug, client, "thread: restart scan\n");
state->restart = 0;
if (kthread_should_stop())
break;
@@ -681,9 +657,10 @@ int msp3410d_thread(void *data)
else
std = (state->v4l2_std & V4L2_STD_NTSC) ? 0x20 : 1;
state->watch_stereo = 0;
+ state->nicam_on = 0;
if (msp_debug)
- v4l_dbg(1, msp_debug, client, "setting standard: %s (0x%04x)\n",
+ v4l_dbg(2, msp_debug, client, "setting standard: %s (0x%04x)\n",
msp_standard_std_name(std), std);
if (std != 1) {
@@ -700,7 +677,7 @@ int msp3410d_thread(void *data)
val = msp_read_dem(client, 0x7e);
if (val < 0x07ff)
break;
- v4l_dbg(1, msp_debug, client, "detection still in progress\n");
+ v4l_dbg(2, msp_debug, client, "detection still in progress\n");
}
}
for (i = 0; msp_stdlist[i].name != NULL; i++)
@@ -739,48 +716,34 @@ int msp3410d_thread(void *data)
state->rxsubchans = V4L2_TUNER_SUB_STEREO;
state->nicam_on = 1;
state->watch_stereo = 1;
- msp3400c_setstereo(client,V4L2_TUNER_MODE_STEREO);
break;
case 0x0009:
state->mode = MSP_MODE_AM_NICAM;
state->rxsubchans = V4L2_TUNER_SUB_MONO;
state->nicam_on = 1;
- msp3400c_setstereo(client,V4L2_TUNER_MODE_MONO);
state->watch_stereo = 1;
break;
case 0x0020: /* BTSC */
- /* just turn on stereo */
+ /* The pre-'G' models only have BTSC-mono */
state->mode = MSP_MODE_BTSC;
- state->rxsubchans = V4L2_TUNER_SUB_STEREO;
- state->nicam_on = 0;
- state->watch_stereo = 1;
- msp3400c_setstereo(client,V4L2_TUNER_MODE_STEREO);
+ state->rxsubchans = V4L2_TUNER_SUB_MONO;
break;
case 0x0040: /* FM radio */
state->mode = MSP_MODE_FM_RADIO;
state->rxsubchans = V4L2_TUNER_SUB_STEREO;
- state->audmode = V4L2_TUNER_MODE_STEREO;
- state->nicam_on = 0;
- state->watch_stereo = 0;
/* not needed in theory if we have radio, but
short programming enables carrier mute */
- msp3400c_setmode(client, MSP_MODE_FM_RADIO);
- msp3400c_setcarrier(client, MSP_CARRIER(10.7),
+ msp3400c_set_mode(client, MSP_MODE_FM_RADIO);
+ msp3400c_set_carrier(client, MSP_CARRIER(10.7),
MSP_CARRIER(10.7));
- /* scart routing */
+ /* scart routing (this doesn't belong here I think) */
msp_set_scart(client,SCART_IN2,0);
- /* msp34xx does radio decoding */
- msp_write_dsp(client, 0x08, 0x0020);
- msp_write_dsp(client, 0x09, 0x0020);
- msp_write_dsp(client, 0x0b, 0x0020);
break;
case 0x0003:
case 0x0004:
case 0x0005:
state->mode = MSP_MODE_FM_TERRA;
state->rxsubchans = V4L2_TUNER_SUB_MONO;
- state->audmode = V4L2_TUNER_MODE_MONO;
- state->nicam_on = 0;
state->watch_stereo = 1;
break;
}
@@ -791,11 +754,16 @@ int msp3410d_thread(void *data)
if (state->has_i2s_conf)
msp_write_dem(client, 0x40, state->i2s_mode);
- /* monitor tv audio mode */
+ msp3400c_set_audmode(client);
+
+ /* monitor tv audio mode, the first time don't wait
+ so long to get a quick stereo/bilingual result */
+ if (msp_sleep(state, 1000))
+ goto restart;
while (state->watch_stereo) {
- if (msp_sleep(state,5000))
- goto restart;
watch_stereo(client);
+ if (msp_sleep(state, 5000))
+ goto restart;
}
}
v4l_dbg(1, msp_debug, client, "thread: exit\n");
@@ -813,7 +781,7 @@ int msp3410d_thread(void *data)
* the value for source is the same as bit 15:8 of DSP registers 0x08,
* 0x0a and 0x0c: 0=mono, 1=stereo or A|B, 2=SCART, 3=stereo or A, 4=stereo or B
*
- * this function replaces msp3400c_setstereo
+ * this function replaces msp3400c_set_audmode
*/
static void msp34xxg_set_source(struct i2c_client *client, int source)
{
@@ -826,12 +794,7 @@ static void msp34xxg_set_source(struct i2c_client *client, int source)
int value = (source & 0x07) << 8 | (source == 0 ? 0x30 : 0x20);
v4l_dbg(1, msp_debug, client, "set source to %d (0x%x)\n", source, value);
- /* Loudspeaker Output */
- msp_write_dsp(client, 0x08, value);
- /* SCART1 DA Output */
- msp_write_dsp(client, 0x0a, value);
- /* Quasi-peak detector */
- msp_write_dsp(client, 0x0c, value);
+ msp_set_source(client, value);
/*
* set identification threshold. Personally, I
* I set it to a higher value that the default
@@ -948,13 +911,14 @@ int msp34xxg_thread(void *data)
if (msp_write_dsp(client, 0x13, state->acb))
return -1;
- msp_write_dem(client, 0x40, state->i2s_mode);
+ if (state->has_i2s_conf)
+ msp_write_dem(client, 0x40, state->i2s_mode);
}
v4l_dbg(1, msp_debug, client, "thread: exit\n");
return 0;
}
-void msp34xxg_detect_stereo(struct i2c_client *client)
+static void msp34xxg_detect_stereo(struct i2c_client *client)
{
struct msp_state *state = i2c_get_clientdata(client);
@@ -964,11 +928,11 @@ void msp34xxg_detect_stereo(struct i2c_client *client)
state->rxsubchans = 0;
if (is_stereo)
- state->rxsubchans |= V4L2_TUNER_SUB_STEREO;
+ state->rxsubchans = V4L2_TUNER_SUB_STEREO;
else
- state->rxsubchans |= V4L2_TUNER_SUB_MONO;
+ state->rxsubchans = V4L2_TUNER_SUB_MONO;
if (is_bilingual) {
- state->rxsubchans |= V4L2_TUNER_SUB_LANG1 | V4L2_TUNER_SUB_LANG2;
+ state->rxsubchans = V4L2_TUNER_SUB_LANG1 | V4L2_TUNER_SUB_LANG2;
/* I'm supposed to check whether it's SAP or not
* and set only LANG2/SAP in this case. Yet, the MSP
* does a lot of work to hide this and handle everything
@@ -980,12 +944,12 @@ void msp34xxg_detect_stereo(struct i2c_client *client)
status, is_stereo, is_bilingual, state->rxsubchans);
}
-void msp34xxg_set_audmode(struct i2c_client *client, int audmode)
+static void msp34xxg_set_audmode(struct i2c_client *client)
{
struct msp_state *state = i2c_get_clientdata(client);
int source;
- switch (audmode) {
+ switch (state->audmode) {
case V4L2_TUNER_MODE_MONO:
source = 0; /* mono only */
break;
@@ -1000,11 +964,40 @@ void msp34xxg_set_audmode(struct i2c_client *client, int audmode)
source = 4; /* stereo or B */
break;
default:
- audmode = 0;
source = 1;
break;
}
- state->audmode = audmode;
msp34xxg_set_source(client, source);
}
+void msp_set_audmode(struct i2c_client *client)
+{
+ struct msp_state *state = i2c_get_clientdata(client);
+
+ switch (state->opmode) {
+ case OPMODE_MANUAL:
+ case OPMODE_AUTODETECT:
+ state->watch_stereo = 0;
+ msp3400c_set_audmode(client);
+ break;
+ case OPMODE_AUTOSELECT:
+ msp34xxg_set_audmode(client);
+ break;
+ }
+}
+
+void msp_detect_stereo(struct i2c_client *client)
+{
+ struct msp_state *state = i2c_get_clientdata(client);
+
+ switch (state->opmode) {
+ case OPMODE_MANUAL:
+ case OPMODE_AUTODETECT:
+ msp3400c_detect_stereo(client);
+ break;
+ case OPMODE_AUTOSELECT:
+ msp34xxg_detect_stereo(client);
+ break;
+ }
+}
+
generated by cgit v1.2.3 (git 2.25.1) at 2024-12-23 18:27:51 +0000