static int snd_cx231xx_hw_capture_params(struct snd_pcm_substream *substream,
struct snd_pcm_hw_params *hw_params)
{
- unsigned int channels, rate, format;
int ret;
dprintk("Setting capture parameters\n");
ret = snd_pcm_alloc_vmalloc_buffer(substream,
params_buffer_bytes(hw_params));
+#if 0
+ /* TODO: set up cx231xx audio chip to deliver the correct audio format,
+ current default is 48000hz multiplexed => 96000hz mono
+ which shouldn't matter since analogue TV only supports mono */
+ unsigned int channels, rate, format;
+
format = params_format(hw_params);
rate = params_rate(hw_params);
channels = params_channels(hw_params);
+#endif
- /* TODO: set up cx231xx audio chip to deliver the correct audio format,
- current default is 48000hz multiplexed => 96000hz mono
- which shouldn't matter since analogue TV only supports mono */
- return 0;
+ return ret;
}
static int snd_cx231xx_hw_capture_free(struct snd_pcm_substream *substream)
int cmd)
{
struct cx231xx *dev = snd_pcm_substream_chip(substream);
- int retval;
+ int retval = 0;
if (dev->state & DEV_DISCONNECTED)
return -ENODEV;
break;
default:
retval = -EINVAL;
+ break;
}
spin_unlock(&dev->adev.slock);
schedule_work(&dev->wq_trigger);
- return 0;
+ return retval;
}
static snd_pcm_uframes_t snd_cx231xx_capture_pointer(struct snd_pcm_substream