ALSA: hda - Sync node attributes at resume from widget power saving

[firefly-linux-kernel-4.4.55.git] / include / sound / hda_regmap.h

diff --git a/include/sound/hda_regmap.h b/include/sound/hda_regmap.h
index 76648ccfbbf89884512db743026d09caec88140d..53a18b3635e24a458700a21566c56a10d0704c56 100644 (file)
--- a/include/sound/hda_regmap.h
+++ b/include/sound/hda_regmap.h
@@ -202,4 +202,16 @@ snd_hdac_regmap_update_amp_stereo(struct hdac_device *codec, hda_nid_t nid,
        return snd_hdac_regmap_update_raw(codec, cmd, mask, val);
 }
 
+/**
+ * snd_hdac_regmap_sync_node - sync the widget node attributes
+ * @codec: HD-audio codec
+ * @nid: NID to sync
+ */
+static inline void
+snd_hdac_regmap_sync_node(struct hdac_device *codec, hda_nid_t nid)
+{
+       regcache_mark_dirty(codec->regmap);
+       regcache_sync_region(codec->regmap, nid << 20, ((nid + 1) << 20) - 1);
+}
+
 #endif /* __SOUND_HDA_REGMAP_H */