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authorRaymond Yau <superquad.vortex2@gmail.com>2012-01-13 10:30:08 +0800
committerTakashi Iwai <tiwai@suse.de>2012-01-16 12:16:34 +0100
commit7b32486ca449a20d64fa381262cc5e56893f0ac1 (patch)
treee4cade4011a76062492344e5d05cc7095eccfa7e
parentffe535edb9a9c5b4d5fe03dfa3d89a1495580f1b (diff)
downloadop-kernel-dev-7b32486ca449a20d64fa381262cc5e56893f0ac1.zip
op-kernel-dev-7b32486ca449a20d64fa381262cc5e56893f0ac1.tar.gz
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>
-rw-r--r--sound/pci/au88x0/au88x0.c10
-rw-r--r--sound/pci/au88x0/au88x0_pcm.c1
2 files changed, 6 insertions, 5 deletions
diff --git a/sound/pci/au88x0/au88x0.c b/sound/pci/au88x0/au88x0.c
index 762bb10..b8bc115 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 0488633..0ef2f97 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,
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