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| author | Raymond Yau <superquad.vortex2@gmail.com> | 2012-01-13 10:30:08 +0800 |
|---|---|---|
| committer | Takashi Iwai <tiwai@suse.de> | 2012-01-16 12:16:34 +0100 |
| commit | 7b32486ca449a20d64fa381262cc5e56893f0ac1 (patch) | |
| tree | e4cade4011a76062492344e5d05cc7095eccfa7e /sound | |
| parent | ffe535edb9a9c5b4d5fe03dfa3d89a1495580f1b (diff) | |
| download | lwn-7b32486ca449a20d64fa381262cc5e56893f0ac1.tar.gz lwn-7b32486ca449a20d64fa381262cc5e56893f0ac1.zip | |
ALSA: Au88x0 - Support 4 channels playback when AC97 codecs has SDAC bit
- Check SDAC bit of AC97 codec for supporting 4 channels playback.
Signed-off-by: Raymond Yau <superquad.vortex2@gmail.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Diffstat (limited to 'sound')
| -rw-r--r-- | sound/pci/au88x0/au88x0.c | 10 | ||||
| -rw-r--r-- | sound/pci/au88x0/au88x0_pcm.c | 1 |
2 files changed, 6 insertions, 5 deletions
diff --git a/sound/pci/au88x0/au88x0.c b/sound/pci/au88x0/au88x0.c index 762bb108c51c..b8bc11556ed0 100644 --- a/sound/pci/au88x0/au88x0.c +++ b/sound/pci/au88x0/au88x0.c @@ -268,6 +268,11 @@ snd_vortex_probe(struct pci_dev *pci, const struct pci_device_id *pci_id) card->shortname, chip->io, chip->irq); // (4) Alloc components. + err = snd_vortex_mixer(chip); + if (err < 0) { + snd_card_free(card); + return err; + } // ADB pcm. if ((err = snd_vortex_new_pcm(chip, VORTEX_PCM_ADB, NR_ADB)) < 0) { snd_card_free(card); @@ -299,11 +304,6 @@ snd_vortex_probe(struct pci_dev *pci, const struct pci_device_id *pci_id) return err; } #endif - // snd_ac97_mixer and Vortex mixer. - if ((err = snd_vortex_mixer(chip)) < 0) { - snd_card_free(card); - return err; - } if ((err = snd_vortex_midi(chip)) < 0) { snd_card_free(card); return err; diff --git a/sound/pci/au88x0/au88x0_pcm.c b/sound/pci/au88x0/au88x0_pcm.c index 0488633ea874..0ef2f9712208 100644 --- a/sound/pci/au88x0/au88x0_pcm.c +++ b/sound/pci/au88x0/au88x0_pcm.c @@ -168,6 +168,7 @@ static int snd_vortex_pcm_open(struct snd_pcm_substream *substream) runtime->hw = snd_vortex_playback_hw_adb; #ifdef CHIP_AU8830 if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK && + VORTEX_IS_QUAD(vortex) && VORTEX_PCM_TYPE(substream->pcm) == VORTEX_PCM_ADB) { runtime->hw.channels_max = 4; snd_pcm_hw_constraint_list(runtime, 0, |