diff options
Diffstat (limited to 'sound/pci/hda/hda_intel.c')
| -rw-r--r-- | sound/pci/hda/hda_intel.c | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/sound/pci/hda/hda_intel.c b/sound/pci/hda/hda_intel.c index bfd74a526b85..6309e0c67e6a 100644 --- a/sound/pci/hda/hda_intel.c +++ b/sound/pci/hda/hda_intel.c @@ -1242,7 +1242,12 @@ static int __devinit create_codec_pcm(struct azx *chip, struct hda_codec *codec, struct snd_pcm *pcm; struct azx_pcm *apcm; - snd_assert(cpcm->stream[0].substreams || cpcm->stream[1].substreams, return -EINVAL); + /* if no substreams are defined for both playback and capture, + * it's just a placeholder. ignore it. + */ + if (!cpcm->stream[0].substreams && !cpcm->stream[1].substreams) + return 0; + snd_assert(cpcm->name, return -EINVAL); err = snd_pcm_new(chip->card, cpcm->name, pcm_dev, @@ -1268,7 +1273,8 @@ static int __devinit create_codec_pcm(struct azx *chip, struct hda_codec *codec, snd_dma_pci_data(chip->pci), 1024 * 64, 1024 * 128); chip->pcm[pcm_dev] = pcm; - chip->pcm_devs = pcm_dev + 1; + if (chip->pcm_devs < pcm_dev + 1) + chip->pcm_devs = pcm_dev + 1; return 0; } |