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authorTakashi Iwai <tiwai@suse.de>2009-03-02 10:46:03 +0100
committerTakashi Iwai <tiwai@suse.de>2009-03-02 10:46:30 +0100
commit6e655bf21697d2594243098a14e0699e8d4a4059 (patch)
tree4cae7f4f569afd9e0305b9bc222fd6d519600d82 /sound
parentf93d461bcde6ac3db542361c00a7e4167f88176d (diff)
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ALSA: hda - Don't return a fatal error at PCM-creation errors
Don't return a fatal error to the driver but continue to probe when any error occurs at creating PCM streams for each codec. It's often non-fatal and keeping it would help debugging. Signed-off-by: Takashi Iwai <tiwai@suse.de>
Diffstat (limited to 'sound')
-rw-r--r--sound/pci/hda/hda_codec.c22
1 files changed, 17 insertions, 5 deletions
diff --git a/sound/pci/hda/hda_codec.c b/sound/pci/hda/hda_codec.c
index 1be34ed..7c9ef5c 100644
--- a/sound/pci/hda/hda_codec.c
+++ b/sound/pci/hda/hda_codec.c
@@ -2833,8 +2833,16 @@ int snd_hda_codec_build_pcms(struct hda_codec *codec)
if (!codec->patch_ops.build_pcms)
return 0;
err = codec->patch_ops.build_pcms(codec);
- if (err < 0)
- return err;
+ if (err < 0) {
+ printk(KERN_ERR "hda_codec: cannot build PCMs"
+ "for #%d (error %d)\n", codec->addr, err);
+ err = snd_hda_codec_reset(codec);
+ if (err < 0) {
+ printk(KERN_ERR
+ "hda_codec: cannot revert codec\n");
+ return err;
+ }
+ }
}
for (pcm = 0; pcm < codec->num_pcms; pcm++) {
struct hda_pcm *cpcm = &codec->pcm_info[pcm];
@@ -2846,11 +2854,15 @@ int snd_hda_codec_build_pcms(struct hda_codec *codec)
if (!cpcm->pcm) {
dev = get_empty_pcm_device(codec->bus, cpcm->pcm_type);
if (dev < 0)
- return 0;
+ continue; /* no fatal error */
cpcm->device = dev;
err = snd_hda_attach_pcm(codec, cpcm);
- if (err < 0)
- return err;
+ if (err < 0) {
+ printk(KERN_ERR "hda_codec: cannot attach "
+ "PCM stream %d for codec #%d\n",
+ dev, codec->addr);
+ continue; /* no fatal error */
+ }
}
}
return 0;