diff options
| author | Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com> | 2019-07-29 10:51:49 -0500 |
|---|---|---|
| committer | Takashi Iwai <tiwai@suse.de> | 2019-07-31 15:46:00 +0200 |
| commit | 7a33ea70e1868ee578fe2e9a85dd300efa1a35d5 (patch) | |
| tree | 874ca24e1e4a6faf55908f32ab4eb3edd6af1ea0 /sound/hda | |
| parent | 303681f4356d322232dd5f6d9eb4bc62666064c5 (diff) | |
ALSA: hda: intel-nhlt: handle NHLT VENDOR_DEFINED DMIC geometry
The NHLT spec defines a VENDOR_DEFINED geometry, which requires
reading additional information to figure out the number of
microphones.
Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Diffstat (limited to 'sound/hda')
| -rw-r--r-- | sound/hda/intel-nhlt.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/sound/hda/intel-nhlt.c b/sound/hda/intel-nhlt.c index 7a62e03ba407..daede96f28ee 100644 --- a/sound/hda/intel-nhlt.c +++ b/sound/hda/intel-nhlt.c @@ -63,6 +63,7 @@ int intel_nhlt_get_dmic_geo(struct device *dev, struct nhlt_acpi_table *nhlt) { struct nhlt_endpoint *epnt; struct nhlt_dmic_array_config *cfg; + struct nhlt_vendor_dmic_array_config *cfg_vendor; unsigned int dmic_geo = 0; u8 j; @@ -86,7 +87,10 @@ int intel_nhlt_get_dmic_geo(struct device *dev, struct nhlt_acpi_table *nhlt) case NHLT_MIC_ARRAY_4CH_2ND_GEOM: dmic_geo = MIC_ARRAY_4CH; break; - + case NHLT_MIC_ARRAY_VENDOR_DEFINED: + cfg_vendor = (struct nhlt_vendor_dmic_array_config *)cfg; + dmic_geo = cfg_vendor->nb_mics; + break; default: dev_warn(dev, "undefined DMIC array_type 0x%0x\n", cfg->array_type); |