diff options
Diffstat (limited to 'linux/drivers/media/video/tvaudio.c')
| -rw-r--r-- | linux/drivers/media/video/tvaudio.c | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/linux/drivers/media/video/tvaudio.c b/linux/drivers/media/video/tvaudio.c index 0e6dea55c..d989d891f 100644 --- a/linux/drivers/media/video/tvaudio.c +++ b/linux/drivers/media/video/tvaudio.c @@ -1723,6 +1723,30 @@ static int chip_command(struct i2c_client *client, case VIDIOC_S_CTRL: return tvaudio_set_ctrl(chip, arg); + case VIDIOC_INT_G_AUDIO_ROUTING: + { + struct v4l2_routing *rt = arg; + + rt->input = chip->input; + rt->output = 0; + break; + } + + case VIDIOC_INT_S_AUDIO_ROUTING: + { + struct v4l2_routing *rt = arg; + + if (!(desc->flags & CHIP_HAS_INPUTSEL) || rt->input >= 4) + return -EINVAL; + /* There are four inputs: tuner, radio, extern and intern. */ + chip->input = rt->input; + if (chip->muted) + break; + chip_write_masked(chip, desc->inputreg, + desc->inputmap[chip->input], desc->inputmask); + break; + } + case VIDIOC_S_AUDIO: { struct v4l2_audio *sarg = arg; |