ALSA: hda/realtek - Enable headset button support for new codec

This patch will enable headset button for new Chrome platform.

Signed-off-by: Kailang Yang <kailang@realtek.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 8933441..56882d9 100644 (file)
--- a/sound/pci/hda/patch_realtek.c
+++ b/sound/pci/hda/patch_realtek.c
@@ -5380,6 +5380,66 @@ static void alc285_fixup_invalidate_dacs(struct hda_codec *codec,
        snd_hda_override_wcaps(codec, 0x03, 0);
 }
 
+static const struct hda_jack_keymap alc_headset_btn_keymap[] = {
+       { SND_JACK_BTN_0, KEY_PLAYPAUSE },
+       { SND_JACK_BTN_1, KEY_VOICECOMMAND },
+       { SND_JACK_BTN_2, KEY_VOLUMEUP },
+       { SND_JACK_BTN_3, KEY_VOLUMEDOWN },
+       {}
+};
+
+static void alc_headset_btn_callback(struct hda_codec *codec,
+                                    struct hda_jack_callback *jack)
+{
+       int report = 0;
+
+       if (jack->unsol_res & (7 << 13))
+               report |= SND_JACK_BTN_0;
+
+       if (jack->unsol_res  & (1 << 16 | 3 << 8))
+               report |= SND_JACK_BTN_1;
+
+       /* Volume up key */
+       if (jack->unsol_res & (7 << 23))
+               report |= SND_JACK_BTN_2;
+
+       /* Volume down key */
+       if (jack->unsol_res & (7 << 10))
+               report |= SND_JACK_BTN_3;
+
+       jack->jack->button_state = report;
+}
+
+static void alc_fixup_headset_jack(struct hda_codec *codec,
+                                   const struct hda_fixup *fix, int action)
+{
+
+       switch (action) {
+       case HDA_FIXUP_ACT_PRE_PROBE:
+               snd_hda_jack_detect_enable_callback(codec, 0x55,
+                                                   alc_headset_btn_callback);
+               snd_hda_jack_add_kctl(codec, 0x55, "Headset Jack", false,
+                                     SND_JACK_HEADSET, alc_headset_btn_keymap);
+               break;
+       case HDA_FIXUP_ACT_INIT:
+               switch (codec->core.vendor_id) {
+               case 0x10ec0225:
+               case 0x10ec0295:
+               case 0x10ec0299:
+                       alc_write_coef_idx(codec, 0x48, 0xd011);
+                       alc_update_coef_idx(codec, 0x49, 0x007f, 0x0045);
+                       alc_update_coef_idx(codec, 0x44, 0x007f << 8, 0x0045 << 8);
+                       break;
+               case 0x10ec0236:
+               case 0x10ec0256:
+                       alc_write_coef_idx(codec, 0x48, 0xd011);
+                       alc_update_coef_idx(codec, 0x49, 0x007f, 0x0045);
+                       break;
+               }
+               break;
+       }
+}
+
 /* for hda_fixup_thinkpad_acpi() */
 #include "thinkpad_helper.c"
 
@@ -5517,6 +5577,7 @@ enum {
        ALC285_FIXUP_LENOVO_HEADPHONE_NOISE,
        ALC295_FIXUP_HP_AUTO_MUTE,
        ALC286_FIXUP_ACER_AIO_MIC_NO_PRESENCE,
+       ALC225_FIXUP_HEADSET_JACK,
 };
 
 static const struct hda_fixup alc269_fixups[] = {
@@ -6403,6 +6464,10 @@ static const struct hda_fixup alc269_fixups[] = {
                .chained = true,
                .chain_id = ALC269_FIXUP_HEADSET_MIC
        },
+       [ALC225_FIXUP_HEADSET_JACK] = {
+               .type = HDA_FIXUP_FUNC,
+               .v.func = alc_fixup_headset_jack,
+       },
 };
 
 static const struct snd_pci_quirk alc269_fixup_tbl[] = {
@@ -6805,6 +6870,7 @@ static const struct hda_model_fixup alc269_fixup_models[] = {
        {.id = ALC255_FIXUP_DUMMY_LINEOUT_VERB, .name = "alc255-dummy-lineout"},
        {.id = ALC255_FIXUP_DELL_HEADSET_MIC, .name = "alc255-dell-headset"},
        {.id = ALC295_FIXUP_HP_X360, .name = "alc295-hp-x360"},
+       {.id = ALC225_FIXUP_HEADSET_JACK, .name = "alc-sense-combo"},
        {}
 };
 #define ALC225_STANDARD_PINS \