aboutsummaryrefslogtreecommitdiffstats
path: root/drivers/media/video/msp3400-kthreads.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/media/video/msp3400-kthreads.c')
-rw-r--r--drivers/media/video/msp3400-kthreads.c111
1 files changed, 60 insertions, 51 deletions
diff --git a/drivers/media/video/msp3400-kthreads.c b/drivers/media/video/msp3400-kthreads.c
index 9ee8dc2..1c794c3 100644
--- a/drivers/media/video/msp3400-kthreads.c
+++ b/drivers/media/video/msp3400-kthreads.c
@@ -187,13 +187,14 @@ 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);
+ 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]);
@@ -783,34 +784,6 @@ int msp3410d_thread(void *data)
* struct msp: only norm, acb and source are really used in this mode
*/
-/* set the same 'source' for the loudspeaker, scart and quasi-peak detector
- * 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
- */
-static void msp34xxg_set_source(struct i2c_client *client, int source)
-{
- struct msp_state *state = i2c_get_clientdata(client);
-
- /* fix matrix mode to stereo and let the msp choose what
- * to output according to 'source', as recommended
- * for MONO (source==0) downmixing set bit[7:0] to 0x30
- */
- int value = (source & 0x07) << 8 | (source == 0 ? 0x30 : 0x20);
-
- v4l_dbg(1, msp_debug, client, "set source to %d (0x%x)\n", source, value);
- msp_set_source(client, value);
- /*
- * set identification threshold. Personally, I
- * I set it to a higher value that the default
- * of 0x190 to ignore noisy stereo signals.
- * this needs tuning. (recommended range 0x00a0-0x03c0)
- * 0x7f0 = forced mono mode
- */
- /* a2 threshold for stereo/bilingual */
- msp_write_dem(client, 0x22, msp_stereo_thresh);
- state->source = source;
-}
-
static int msp34xxg_modus(struct i2c_client *client)
{
struct msp_state *state = i2c_get_clientdata(client);
@@ -843,10 +816,65 @@ static int msp34xxg_modus(struct i2c_client *client)
return 0x0001;
}
+static void msp34xxg_set_source(struct i2c_client *client, u16 reg, int in)
+ {
+ struct msp_state *state = i2c_get_clientdata(client);
+ int source, matrix;
+
+ switch (state->audmode) {
+ case V4L2_TUNER_MODE_MONO:
+ source = 0; /* mono only */
+ matrix = 0x30;
+ break;
+ case V4L2_TUNER_MODE_LANG1:
+ source = 3; /* stereo or A */
+ matrix = 0x00;
+ break;
+ case V4L2_TUNER_MODE_LANG2:
+ source = 4; /* stereo or B */
+ matrix = 0x10;
+ break;
+ case V4L2_TUNER_MODE_STEREO:
+ default:
+ source = 1; /* stereo or A|B */
+ matrix = 0x20;
+ break;
+ }
+
+ if (in == MSP_DSP_OUT_TUNER)
+ source = (source << 8) | 0x20;
+ /* the msp34x2g puts the MAIN_AVC, MAIN and AUX sources in 12, 13, 14
+ instead of 11, 12, 13. So we add one for that msp version. */
+ else if (in >= MSP_DSP_OUT_MAIN_AVC && state->has_dolby_pro_logic)
+ source = ((in + 1) << 8) | matrix;
+ else
+ source = (in << 8) | matrix;
+
+ v4l_dbg(1, msp_debug, client, "set source to %d (0x%x) for output %02x\n",
+ in, source, reg);
+ msp_write_dsp(client, reg, source);
+}
+
+static void msp34xxg_set_sources(struct i2c_client *client)
+{
+ struct msp_state *state = i2c_get_clientdata(client);
+ u32 in = state->routing.input;
+
+ msp34xxg_set_source(client, 0x0008, (in >> 4) & 0xf);
+ /* quasi-peak detector is set to same input as the loudspeaker (MAIN) */
+ msp34xxg_set_source(client, 0x000c, (in >> 4) & 0xf);
+ msp34xxg_set_source(client, 0x0009, (in >> 8) & 0xf);
+ msp34xxg_set_source(client, 0x000a, (in >> 12) & 0xf);
+ if (state->has_scart23_in_scart2_out)
+ msp34xxg_set_source(client, 0x0041, (in >> 16) & 0xf);
+ msp34xxg_set_source(client, 0x000b, (in >> 20) & 0xf);
+}
+
/* (re-)initialize the msp34xxg */
static void msp34xxg_reset(struct i2c_client *client)
{
struct msp_state *state = i2c_get_clientdata(client);
+ int tuner = (state->routing.input >> 3) & 1;
int modus;
/* initialize std to 1 (autodetect) to signal that no standard is
@@ -864,11 +892,12 @@ static void msp34xxg_reset(struct i2c_client *client)
/* step-by-step initialisation, as described in the manual */
modus = msp34xxg_modus(client);
+ modus |= tuner ? 0x100 : 0;
msp_write_dem(client, 0x30, modus);
/* write the dsps that may have an influence on
standard/audio autodetection right now */
- msp34xxg_set_source(client, state->source);
+ msp34xxg_set_sources(client);
msp_write_dsp(client, 0x0d, 0x1900); /* scart */
msp_write_dsp(client, 0x0e, 0x3000); /* FM */
@@ -896,7 +925,6 @@ int msp34xxg_thread(void *data)
v4l_dbg(1, msp_debug, client, "msp34xxg daemon started\n");
- state->source = 1; /* default */
for (;;) {
v4l_dbg(2, msp_debug, client, "msp34xxg thread: sleep\n");
msp_sleep(state, -1);
@@ -993,7 +1021,6 @@ static int msp34xxg_detect_stereo(struct i2c_client *client)
static void msp34xxg_set_audmode(struct i2c_client *client)
{
struct msp_state *state = i2c_get_clientdata(client);
- int source;
if (state->std == 0x20) {
if ((state->rxsubchans & V4L2_TUNER_SUB_SAP) &&
@@ -1005,25 +1032,7 @@ static void msp34xxg_set_audmode(struct i2c_client *client)
}
}
- switch (state->audmode) {
- case V4L2_TUNER_MODE_MONO:
- source = 0; /* mono only */
- break;
- case V4L2_TUNER_MODE_STEREO:
- source = 1; /* stereo or A|B, see comment in msp34xxg_get_v4l2_stereo() */
- /* problem: that could also mean 2 (scart input) */
- break;
- case V4L2_TUNER_MODE_LANG1:
- source = 3; /* stereo or A */
- break;
- case V4L2_TUNER_MODE_LANG2:
- source = 4; /* stereo or B */
- break;
- default:
- source = 1;
- break;
- }
- msp34xxg_set_source(client, source);
+ msp34xxg_set_sources(client);
}
void msp_set_audmode(struct i2c_client *client)