ALSA: AACI: factor common hw_params logic into aaci_pcm_hw_params

Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
This commit is contained in:
Russell King 2009-12-18 17:48:40 +00:00 committed by Takashi Iwai
parent 4e30b69108
commit d3aee7996c

View File

@ -444,6 +444,11 @@ static int aaci_pcm_hw_params(struct snd_pcm_substream *substream,
aacirun->pcm->r[0].slots);
aacirun->pcm_open = err == 0;
aacirun->cr = CR_FEN | CR_COMPACT | CR_SZ16;
aacirun->fifosz = aaci->fifosize * 4;
if (aacirun->cr & CR_COMPACT)
aacirun->fifosz >>= 1;
}
return err;
@ -554,14 +559,9 @@ static int aaci_pcm_playback_hw_params(struct snd_pcm_substream *substream,
* Enable FIFO, compact mode, 16 bits per sample.
* FIXME: double rate slots?
*/
if (ret >= 0) {
aacirun->cr = CR_FEN | CR_COMPACT | CR_SZ16;
if (ret >= 0)
aacirun->cr |= channels_to_txmask[channels];
aacirun->fifosz = aaci->fifosize * 4;
if (aacirun->cr & CR_COMPACT)
aacirun->fifosz >>= 1;
}
return ret;
}
@ -648,18 +648,10 @@ static int aaci_pcm_capture_hw_params(struct snd_pcm_substream *substream,
int ret;
ret = aaci_pcm_hw_params(substream, aacirun, params);
if (ret >= 0) {
aacirun->cr = CR_FEN | CR_COMPACT | CR_SZ16;
if (ret >= 0)
/* Line in record: slot 3 and 4 */
aacirun->cr |= CR_SL3 | CR_SL4;
aacirun->fifosz = aaci->fifosize * 4;
if (aacirun->cr & CR_COMPACT)
aacirun->fifosz >>= 1;
}
return ret;
}