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path: root/drivers/media/video/cx25840
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Diffstat (limited to 'drivers/media/video/cx25840')
-rw-r--r--drivers/media/video/cx25840/cx25840-core.c46
-rw-r--r--drivers/media/video/cx25840/cx25840.h1
2 files changed, 27 insertions, 20 deletions
diff --git a/drivers/media/video/cx25840/cx25840-core.c b/drivers/media/video/cx25840/cx25840-core.c
index c66c2c1f480..3acd587b160 100644
--- a/drivers/media/video/cx25840/cx25840-core.c
+++ b/drivers/media/video/cx25840/cx25840-core.c
@@ -753,6 +753,7 @@ static int cx25840_command(struct i2c_client *client, unsigned int cmd,
memset(input, 0, sizeof(*input));
input->index = state->aud_input;
+ input->capability = V4L2_AUDCAP_STEREO;
break;
}
@@ -763,7 +764,6 @@ static int cx25840_command(struct i2c_client *client, unsigned int cmd,
case VIDIOC_G_TUNER:
{
u8 mode = cx25840_read(client, 0x804);
- u8 pref = cx25840_read(client, 0x809) & 0xf;
u8 vpres = cx25840_read(client, 0x80a) & 0x10;
int val = 0;
@@ -783,44 +783,49 @@ static int cx25840_command(struct i2c_client *client, unsigned int cmd,
val |= V4L2_TUNER_SUB_MONO;
if (mode == 2 || mode == 4)
- val |= V4L2_TUNER_SUB_LANG1 | V4L2_TUNER_SUB_LANG2;
+ val = V4L2_TUNER_SUB_LANG1 | V4L2_TUNER_SUB_LANG2;
if (mode & 0x10)
val |= V4L2_TUNER_SUB_SAP;
vt->rxsubchans = val;
-
- switch (pref) {
- case 0:
- vt->audmode = V4L2_TUNER_MODE_MONO;
- break;
- case 1:
- case 2:
- vt->audmode = V4L2_TUNER_MODE_LANG2;
- break;
- case 4:
- default:
- vt->audmode = V4L2_TUNER_MODE_STEREO;
- }
+ vt->audmode = state->audmode;
break;
}
case VIDIOC_S_TUNER:
+ if (state->radio)
+ break;
+
switch (vt->audmode) {
case V4L2_TUNER_MODE_MONO:
- case V4L2_TUNER_MODE_LANG1:
- /* Force PREF_MODE to MONO */
+ /* mono -> mono
+ stereo -> mono
+ bilingual -> lang1 */
cx25840_and_or(client, 0x809, ~0xf, 0x00);
break;
- case V4L2_TUNER_MODE_STEREO:
- /* Force PREF_MODE to STEREO */
+ case V4L2_TUNER_MODE_LANG1:
+ /* mono -> mono
+ stereo -> stereo
+ bilingual -> lang1 */
cx25840_and_or(client, 0x809, ~0xf, 0x04);
break;
+ case V4L2_TUNER_MODE_STEREO:
+ /* mono -> mono
+ stereo -> stereo
+ bilingual -> lang1/lang2 */
+ cx25840_and_or(client, 0x809, ~0xf, 0x07);
+ break;
case V4L2_TUNER_MODE_LANG2:
- /* Force PREF_MODE to LANG2 */
+ /* mono -> mono
+ stereo ->stereo
+ bilingual -> lang2 */
cx25840_and_or(client, 0x809, ~0xf, 0x01);
break;
+ default:
+ return -EINVAL;
}
+ state->audmode = vt->audmode;
break;
case VIDIOC_G_FMT:
@@ -901,6 +906,7 @@ static int cx25840_detect_client(struct i2c_adapter *adapter, int address,
state->aud_input = CX25840_AUDIO8;
state->audclk_freq = 48000;
state->pvr150_workaround = 0;
+ state->audmode = V4L2_TUNER_MODE_LANG1;
cx25840_initialize(client, 1);
diff --git a/drivers/media/video/cx25840/cx25840.h b/drivers/media/video/cx25840/cx25840.h
index fd22f30dcc1..dd70664d1dd 100644
--- a/drivers/media/video/cx25840/cx25840.h
+++ b/drivers/media/video/cx25840/cx25840.h
@@ -78,6 +78,7 @@ struct cx25840_state {
enum cx25840_video_input vid_input;
enum cx25840_audio_input aud_input;
u32 audclk_freq;
+ int audmode;
};
/* ----------------------------------------------------------------------- */