Ext driver match function will be used to apply any hdac device specific quirks.
Signed-off-by: Subhransu S. Prusty subhransu.s.prusty@intel.com Signed-off-by: Vinod Koul vinod.koul@intel.com --- include/sound/hdaudio_ext.h | 1 + sound/hda/ext/hdac_ext_bus.c | 12 ++++++++++++ 2 files changed, 13 insertions(+)
diff --git a/include/sound/hdaudio_ext.h b/include/sound/hdaudio_ext.h index b9593b2..42c2fa6 100644 --- a/include/sound/hdaudio_ext.h +++ b/include/sound/hdaudio_ext.h @@ -217,6 +217,7 @@ struct hdac_ext_device { struct snd_card *card; void *scodec; void *private_data; + const struct hda_device_id *id_entry; };
struct hdac_ext_dma_params { diff --git a/sound/hda/ext/hdac_ext_bus.c b/sound/hda/ext/hdac_ext_bus.c index 31b510c..c5ca488 100644 --- a/sound/hda/ext/hdac_ext_bus.c +++ b/sound/hda/ext/hdac_ext_bus.c @@ -235,6 +235,17 @@ static void hdac_ext_drv_shutdown(struct device *dev) return (get_edrv(dev))->shutdown(get_edev(dev)); }
+static int hdac_ext_drv_match(struct hdac_device *dev, struct hdac_driver *drv) +{ + struct hdac_ext_device *edev = get_edev(&dev->dev); + + edev->id_entry = hdac_get_device_id(dev, drv); + if (edev->id_entry) + return 1; + else + return 0; +} + /** * snd_hda_ext_driver_register - register a driver for ext hda devices * @@ -244,6 +255,7 @@ int snd_hda_ext_driver_register(struct hdac_ext_driver *drv) { drv->hdac.type = HDA_DEV_ASOC; drv->hdac.driver.bus = &snd_hda_bus_type; + drv->hdac.match = hdac_ext_drv_match; /* we use default match */
if (drv->probe)