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| author | Clemens Ladisch <clemens@ladisch.de> | 2007-08-13 17:40:54 +0200 |
|---|---|---|
| committer | Jaroslav Kysela <perex@perex.cz> | 2007-10-16 15:58:54 +0200 |
| commit | 918f3a0e8cf67b5db966516f255eaf24d814fac0 (patch) | |
| tree | ae4ac300f4ca93346d4b4ca9a22d760c87ab3072 /sound/pci/rme32.c | |
| parent | 7653d557606c7cae921557a6a0ebb7c510e458eb (diff) | |
| download | lwn-918f3a0e8cf67b5db966516f255eaf24d814fac0.tar.gz lwn-918f3a0e8cf67b5db966516f255eaf24d814fac0.zip | |
[ALSA] pcm: add snd_pcm_rate_to_rate_bit() helper
Add a snd_pcm_rate_to_rate_bit() function to factor out common code used
by several drivers.
Signed-off-by: Clemens Ladisch <clemens@ladisch.de>
Signed-off-by: Jaroslav Kysela <perex@suse.cz>
Diffstat (limited to 'sound/pci/rme32.c')
| -rw-r--r-- | sound/pci/rme32.c | 21 |
1 files changed, 4 insertions, 17 deletions
diff --git a/sound/pci/rme32.c b/sound/pci/rme32.c index ee0189b756d1..1475912588e9 100644 --- a/sound/pci/rme32.c +++ b/sound/pci/rme32.c @@ -258,19 +258,6 @@ static inline unsigned int snd_rme32_pcm_byteptr(struct rme32 * rme32) & RME32_RCR_AUDIO_ADDR_MASK); } -static int snd_rme32_ratecode(int rate) -{ - switch (rate) { - case 32000: return SNDRV_PCM_RATE_32000; - case 44100: return SNDRV_PCM_RATE_44100; - case 48000: return SNDRV_PCM_RATE_48000; - case 64000: return SNDRV_PCM_RATE_64000; - case 88200: return SNDRV_PCM_RATE_88200; - case 96000: return SNDRV_PCM_RATE_96000; - } - return 0; -} - /* silence callback for halfduplex mode */ static int snd_rme32_playback_silence(struct snd_pcm_substream *substream, int channel, /* not used (interleaved data) */ snd_pcm_uframes_t pos, @@ -887,7 +874,7 @@ static int snd_rme32_playback_spdif_open(struct snd_pcm_substream *substream) if ((rme32->rcreg & RME32_RCR_KMODE) && (rate = snd_rme32_capture_getrate(rme32, &dummy)) > 0) { /* AutoSync */ - runtime->hw.rates = snd_rme32_ratecode(rate); + runtime->hw.rates = snd_pcm_rate_to_rate_bit(rate); runtime->hw.rate_min = rate; runtime->hw.rate_max = rate; } @@ -929,7 +916,7 @@ static int snd_rme32_capture_spdif_open(struct snd_pcm_substream *substream) if (isadat) { return -EIO; } - runtime->hw.rates = snd_rme32_ratecode(rate); + runtime->hw.rates = snd_pcm_rate_to_rate_bit(rate); runtime->hw.rate_min = rate; runtime->hw.rate_max = rate; } @@ -965,7 +952,7 @@ snd_rme32_playback_adat_open(struct snd_pcm_substream *substream) if ((rme32->rcreg & RME32_RCR_KMODE) && (rate = snd_rme32_capture_getrate(rme32, &dummy)) > 0) { /* AutoSync */ - runtime->hw.rates = snd_rme32_ratecode(rate); + runtime->hw.rates = snd_pcm_rate_to_rate_bit(rate); runtime->hw.rate_min = rate; runtime->hw.rate_max = rate; } @@ -989,7 +976,7 @@ snd_rme32_capture_adat_open(struct snd_pcm_substream *substream) if (!isadat) { return -EIO; } - runtime->hw.rates = snd_rme32_ratecode(rate); + runtime->hw.rates = snd_pcm_rate_to_rate_bit(rate); runtime->hw.rate_min = rate; runtime->hw.rate_max = rate; } |