ALSA: hda: fixup headset for ASUS GU502 laptop

The GU502 requires a few steps to make headset i/o works properly:
pincfg, verbs to unmute headphone out and callback to toggle output
between speakers and headphone using jack.

Signed-off-by: Daniel Cordova A <danesc87@gmail.com>
Cc: <stable@vger.kernel.org>
Link: https://lore.kernel.org/r/20210507173116.12043-1-danesc87@gmail.com
Signed-off-by: Takashi Iwai <tiwai@suse.de>

diff --git a/sound/pci/hda/patch_realtek.c b/sound/pci/hda/patch_realtek.c
index a5f3e78..b4b7160 100644 (file)
--- a/sound/pci/hda/patch_realtek.c
+++ b/sound/pci/hda/patch_realtek.c
@@ -6254,6 +6254,35 @@ static void alc294_fixup_gx502_hp(struct hda_codec *codec,
        }
 }
 
+static void alc294_gu502_toggle_output(struct hda_codec *codec,
+                                      struct hda_jack_callback *cb)
+{
+       /* Windows sets 0x10 to 0x8420 for Node 0x20 which is
+        * responsible from changes between speakers and headphones
+        */
+       if (snd_hda_jack_detect_state(codec, 0x21) == HDA_JACK_PRESENT)
+               alc_write_coef_idx(codec, 0x10, 0x8420);
+       else
+               alc_write_coef_idx(codec, 0x10, 0x0a20);
+}
+
+static void alc294_fixup_gu502_hp(struct hda_codec *codec,
+                                 const struct hda_fixup *fix, int action)
+{
+       if (!is_jack_detectable(codec, 0x21))
+               return;
+
+       switch (action) {
+       case HDA_FIXUP_ACT_PRE_PROBE:
+               snd_hda_jack_detect_enable_callback(codec, 0x21,
+                               alc294_gu502_toggle_output);
+               break;
+       case HDA_FIXUP_ACT_INIT:
+               alc294_gu502_toggle_output(codec, NULL);
+               break;
+       }
+}
+
 static void  alc285_fixup_hp_gpio_amp_init(struct hda_codec *codec,
                              const struct hda_fixup *fix, int action)
 {
@@ -6471,6 +6500,9 @@ enum {
        ALC294_FIXUP_ASUS_GX502_HP,
        ALC294_FIXUP_ASUS_GX502_PINS,
        ALC294_FIXUP_ASUS_GX502_VERBS,
+       ALC294_FIXUP_ASUS_GU502_HP,
+       ALC294_FIXUP_ASUS_GU502_PINS,
+       ALC294_FIXUP_ASUS_GU502_VERBS,
        ALC285_FIXUP_HP_GPIO_LED,
        ALC285_FIXUP_HP_MUTE_LED,
        ALC236_FIXUP_HP_GPIO_LED,
@@ -7712,6 +7744,35 @@ static const struct hda_fixup alc269_fixups[] = {
                .type = HDA_FIXUP_FUNC,
                .v.func = alc294_fixup_gx502_hp,
        },
+       [ALC294_FIXUP_ASUS_GU502_PINS] = {
+               .type = HDA_FIXUP_PINS,
+               .v.pins = (const struct hda_pintbl[]) {
+                       { 0x19, 0x01a11050 }, /* rear HP mic */
+                       { 0x1a, 0x01a11830 }, /* rear external mic */
+                       { 0x21, 0x012110f0 }, /* rear HP out */
+                       { }
+               },
+               .chained = true,
+               .chain_id = ALC294_FIXUP_ASUS_GU502_VERBS
+       },
+       [ALC294_FIXUP_ASUS_GU502_VERBS] = {
+               .type = HDA_FIXUP_VERBS,
+               .v.verbs = (const struct hda_verb[]) {
+                       /* set 0x15 to HP-OUT ctrl */
+                       { 0x15, AC_VERB_SET_PIN_WIDGET_CONTROL, 0xc0 },
+                       /* unmute the 0x15 amp */
+                       { 0x15, AC_VERB_SET_AMP_GAIN_MUTE, 0xb000 },
+                       /* set 0x1b to HP-OUT */
+                       { 0x1b, AC_VERB_SET_PIN_WIDGET_CONTROL, 0x24 },
+                       { }
+               },
+               .chained = true,
+               .chain_id = ALC294_FIXUP_ASUS_GU502_HP
+       },
+       [ALC294_FIXUP_ASUS_GU502_HP] = {
+               .type = HDA_FIXUP_FUNC,
+               .v.func = alc294_fixup_gu502_hp,
+       },
        [ALC294_FIXUP_ASUS_COEF_1B] = {
                .type = HDA_FIXUP_VERBS,
                .v.verbs = (const struct hda_verb[]) {
@@ -8256,6 +8317,7 @@ static const struct snd_pci_quirk alc269_fixup_tbl[] = {
        SND_PCI_QUIRK(0x1043, 0x1ccd, "ASUS X555UB", ALC256_FIXUP_ASUS_MIC),
        SND_PCI_QUIRK(0x1043, 0x1d4e, "ASUS TM420", ALC256_FIXUP_ASUS_HPE),
        SND_PCI_QUIRK(0x1043, 0x1e11, "ASUS Zephyrus G15", ALC289_FIXUP_ASUS_GA502),
+       SND_PCI_QUIRK(0x1043, 0x1e51, "ASUS Zephyrus M15", ALC294_FIXUP_ASUS_GU502_PINS),
        SND_PCI_QUIRK(0x1043, 0x1e8e, "ASUS Zephyrus G15", ALC289_FIXUP_ASUS_GA401),
        SND_PCI_QUIRK(0x1043, 0x1f11, "ASUS Zephyrus G14", ALC289_FIXUP_ASUS_GA401),
        SND_PCI_QUIRK(0x1043, 0x3030, "ASUS ZN270IE", ALC256_FIXUP_ASUS_AIO_GPIO2),