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| author | Takashi Iwai <tiwai@suse.de> | 2012-08-03 18:02:38 +0200 |
|---|---|---|
| committer | Takashi Iwai <tiwai@suse.de> | 2012-09-06 18:08:32 +0200 |
| commit | f49921b894ec338696e47d985acc09df3cddbfd1 (patch) | |
| tree | 8e9765b331e16dd227be125bdb75e86b5d577ef5 /sound/pci/cmipci.c | |
| parent | e36e3b86c78cee9c7435eb33e0ef8a788193e812 (diff) | |
| download | linux-f49921b894ec338696e47d985acc09df3cddbfd1.tar.bz2 | |
ALSA: cmipci: Implement channel mapping
Simply enable the channel map according to the h/w capability.
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Diffstat (limited to 'sound/pci/cmipci.c')
| -rw-r--r-- | sound/pci/cmipci.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/sound/pci/cmipci.c b/sound/pci/cmipci.c index 7c25906b5f88..22122ff26e34 100644 --- a/sound/pci/cmipci.c +++ b/sound/pci/cmipci.c @@ -1962,6 +1962,12 @@ static int __devinit snd_cmipci_pcm_spdif_new(struct cmipci *cm, int device) snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV, snd_dma_pci_data(cm->pci), 64*1024, 128*1024); + err = snd_pcm_add_chmap_ctls(pcm, SNDRV_PCM_STREAM_PLAYBACK, + snd_pcm_alt_chmaps, cm->max_channels, 0, + NULL); + if (err < 0) + return err; + return 0; } |