Minki/linux
1
0
Fork 1
mirror of https://github.com/torvalds/linux.git synced 2024-10-22 21:20:52 +00:00
Code Issues Packages Projects Releases Wiki Activity

ALSA: snd-usb-caiaq: use snd_pcm_rate_to_rate_bit

Browse Source 
Use snd_pcm_rate_to_rate_bit() helper provided by Alsa instead
re-implementing it. This reduce code duplication and helps when
changing some Alsa definition is necessary.

Signed-off-by: Jerome Brunet <jbrunet@baylibre.com>
Link: https://patch.msgid.link/20240808134857.86749-1-jbrunet@baylibre.com
Signed-off-by: Takashi Iwai <tiwai@suse.de>
This commit is contained in:
Jerome Brunet 2024-08-08 15:48:54 +02:00 committed by Takashi Iwai
parent a1066453b5
commit e95b9f7f2e
1 changed files with 1 additions and 12 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

13
sound/usb/caiaq/audio.c
View File

@ -174,14 +174,6 @@ static int snd_usb_caiaq_pcm_hw_free(struct snd_pcm_substream *sub)
return 0;
}
/* this should probably go upstream */
#if SNDRV_PCM_RATE_5512 != 1 << 0 || SNDRV_PCM_RATE_192000 != 1 << 12
#error "Change this table"
#endif
static const unsigned int rates[] = { 5512, 8000, 11025, 16000, 22050, 32000, 44100,
48000, 64000, 88200, 96000, 176400, 192000 };
static int snd_usb_caiaq_pcm_prepare(struct snd_pcm_substream *substream)
{
int bytes_per_sample, bpp, ret, i;
@ -233,10 +225,7 @@ static int snd_usb_caiaq_pcm_prepare(struct snd_pcm_substream *substream)
/* the first client that opens a stream defines the sample rate
* setting for all subsequent calls, until the last client closed. */
for (i=0; i < ARRAY_SIZE(rates); i++)
if (runtime->rate == rates[i])
cdev->pcm_info.rates = 1 << i;
cdev->pcm_info.rates = snd_pcm_rate_to_rate_bit(runtime->rate);
snd_pcm_limit_hw_rates(runtime);
bytes_per_sample = BYTES_PER_SAMPLE;