diff options
| author | Clemens Ladisch <clemens@ladisch.de> | 2006-10-04 13:41:25 +0200 |
|---|---|---|
| committer | Jaroslav Kysela <perex@suse.cz> | 2007-02-09 09:00:00 +0100 |
| commit | 1700f3080d98323e91864d67cb9f6d46f818ccf0 (patch) | |
| tree | 66d516a10b48ac65c0fb5abb62c2c52a2e7afcd6 /sound/usb | |
| parent | 9f4bd5dde81b5cb94e4f52f2f05825aa0422f1ff (diff) | |
[ALSA] usb-audio: merge playback/capture hardware information structs
The hardware information structures for playback and capture streams,
respectively, are the same, so we can use just one structure for both
streams.
Signed-off-by: Clemens Ladisch <clemens@ladisch.de>
Signed-off-by: Jaroslav Kysela <perex@suse.cz>
Diffstat (limited to 'sound/usb')
| -rw-r--r-- | sound/usb/usbaudio.c | 25 |
1 files changed, 5 insertions, 20 deletions
diff --git a/sound/usb/usbaudio.c b/sound/usb/usbaudio.c index 19bdcc74c96..478e504f702 100644 --- a/sound/usb/usbaudio.c +++ b/sound/usb/usbaudio.c @@ -1511,21 +1511,7 @@ static int snd_usb_pcm_prepare(struct snd_pcm_substream *substream) return 0; } -static struct snd_pcm_hardware snd_usb_playback = -{ - .info = SNDRV_PCM_INFO_MMAP | - SNDRV_PCM_INFO_MMAP_VALID | - SNDRV_PCM_INFO_BATCH | - SNDRV_PCM_INFO_INTERLEAVED | - SNDRV_PCM_INFO_BLOCK_TRANSFER, - .buffer_bytes_max = 1024 * 1024, - .period_bytes_min = 64, - .period_bytes_max = 512 * 1024, - .periods_min = 2, - .periods_max = 1024, -}; - -static struct snd_pcm_hardware snd_usb_capture = +static struct snd_pcm_hardware snd_usb_hardware = { .info = SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_MMAP_VALID | @@ -1904,8 +1890,7 @@ static int setup_hw_info(struct snd_pcm_runtime *runtime, struct snd_usb_substre return 0; } -static int snd_usb_pcm_open(struct snd_pcm_substream *substream, int direction, - struct snd_pcm_hardware *hw) +static int snd_usb_pcm_open(struct snd_pcm_substream *substream, int direction) { struct snd_usb_stream *as = snd_pcm_substream_chip(substream); struct snd_pcm_runtime *runtime = substream->runtime; @@ -1913,7 +1898,7 @@ static int snd_usb_pcm_open(struct snd_pcm_substream *substream, int direction, subs->interface = -1; subs->format = 0; - runtime->hw = *hw; + runtime->hw = snd_usb_hardware; runtime->private_data = subs; subs->pcm_substream = substream; return setup_hw_info(runtime, subs); @@ -1934,7 +1919,7 @@ static int snd_usb_pcm_close(struct snd_pcm_substream *substream, int direction) static int snd_usb_playback_open(struct snd_pcm_substream *substream) { - return snd_usb_pcm_open(substream, SNDRV_PCM_STREAM_PLAYBACK, &snd_usb_playback); + return snd_usb_pcm_open(substream, SNDRV_PCM_STREAM_PLAYBACK); } static int snd_usb_playback_close(struct snd_pcm_substream *substream) @@ -1944,7 +1929,7 @@ static int snd_usb_playback_close(struct snd_pcm_substream *substream) static int snd_usb_capture_open(struct snd_pcm_substream *substream) { - return snd_usb_pcm_open(substream, SNDRV_PCM_STREAM_CAPTURE, &snd_usb_capture); + return snd_usb_pcm_open(substream, SNDRV_PCM_STREAM_CAPTURE); } static int snd_usb_capture_close(struct snd_pcm_substream *substream) |