ALSA: hda - get subvendor from codec rather than pci_dev

[mirror_ubuntu-bionic-kernel.git] / sound / pci / hda / hda_auto_parser.c

diff --git a/sound/pci/hda/hda_auto_parser.c b/sound/pci/hda/hda_auto_parser.c
index 36961ab3b81dcd14c5fb5812ce857c45b667f366..b684c6e4f301253b39b1e2ed4a82ca4e059cce21 100644 (file)
--- a/sound/pci/hda/hda_auto_parser.c
+++ b/sound/pci/hda/hda_auto_parser.c
@@ -839,6 +839,43 @@ void snd_hda_apply_fixup(struct hda_codec *codec, int action)
 }
 EXPORT_SYMBOL_GPL(snd_hda_apply_fixup);
 
+static bool pin_config_match(struct hda_codec *codec,
+                            const struct hda_pintbl *pins)
+{
+       for (; pins->nid; pins++) {
+               u32 def_conf = snd_hda_codec_get_pincfg(codec, pins->nid);
+               if (pins->val != def_conf)
+                       return false;
+       }
+       return true;
+}
+
+void snd_hda_pick_pin_fixup(struct hda_codec *codec,
+                           const struct snd_hda_pin_quirk *pin_quirk,
+                           const struct hda_fixup *fixlist)
+{
+       const struct snd_hda_pin_quirk *pq;
+
+       if (codec->fixup_forced)
+               return;
+
+       for (pq = pin_quirk; pq->subvendor; pq++) {
+               if ((codec->subsystem_id & 0xffff0000) != (pq->subvendor << 16))
+                       continue;
+               if (codec->vendor_id != pq->codec)
+                       continue;
+               if (pin_config_match(codec, pq->pins)) {
+                       codec->fixup_id = pq->value;
+#ifdef CONFIG_SND_DEBUG_VERBOSE
+                       codec->fixup_name = pq->name;
+#endif
+                       codec->fixup_list = fixlist;
+                       return;
+               }
+       }
+}
+EXPORT_SYMBOL_GPL(snd_hda_pick_pin_fixup);
+
 void snd_hda_pick_fixup(struct hda_codec *codec,
                        const struct hda_model_fixup *models,
                        const struct snd_pci_quirk *quirk,