diff options
Diffstat (limited to 'drivers/media/video/msp3400-kthreads.c')
| -rw-r--r-- | drivers/media/video/msp3400-kthreads.c | 40 |
1 files changed, 28 insertions, 12 deletions
diff --git a/drivers/media/video/msp3400-kthreads.c b/drivers/media/video/msp3400-kthreads.c index 633a10213789..f2fd9195b3ac 100644 --- a/drivers/media/video/msp3400-kthreads.c +++ b/drivers/media/video/msp3400-kthreads.c @@ -244,19 +244,21 @@ static void msp3400c_set_audmode(struct i2c_client *client) the hardware does not support SAP. So the rxsubchans combination of STEREO | LANG2 does not occur. */ - /* 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 (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; } - /* 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) { @@ -481,6 +483,7 @@ int msp3400c_thread(void *data) /* no carrier scan, just unmute */ v4l_dbg(1, msp_debug, client, "thread: no carrier scan\n"); state->scan_in_progress = 0; + state->rxsubchans = V4L2_TUNER_SUB_STEREO; msp_set_audio(client); continue; } @@ -947,6 +950,14 @@ int msp34xxg_thread(void *data) if (kthread_should_stop()) break; + if (state->mode == MSP_MODE_EXTERN) { + /* no carrier scan needed, just unmute */ + v4l_dbg(1, msp_debug, client, "thread: no carrier scan\n"); + state->scan_in_progress = 0; + msp_set_audio(client); + continue; + } + /* setup the chip*/ msp34xxg_reset(client); state->std = state->radio ? 0x40 : msp_standard; @@ -978,6 +989,11 @@ int msp34xxg_thread(void *data) v4l_dbg(1, msp_debug, client, "detected standard: %s (0x%04x)\n", msp_standard_std_name(state->std), state->std); + if (state->std == 9) { + /* AM NICAM mode */ + msp_write_dsp(client, 0x0e, 0x7c00); + } + /* unmute: dispatch sound to scart output, set scart volume */ msp_set_audio(client); |