linux-kernel - [PATCH 5.0 058/146] ALSA: hda/realtek

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Date:   Mon,  1 Apr 2019 19:01:10 +0200
From:   Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To:     linux-kernel@...r.kernel.org
Cc:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        stable@...r.kernel.org, Kailang Yang <kailang@...ltek.com>,
        Takashi Iwai <tiwai@...e.de>
Subject: [PATCH 5.0 058/146] ALSA: hda/realtek - Fixed Headset Mic JD not stable

5.0-stable review patch.  If anyone has any objections, please let me know.

------------------

From: Kailang Yang <kailang@...ltek.com>

commit 10f5b1b85ed10a80d45bc2db450e65bd792efaad upstream.

It will be lose Mic JD state when Chrome OS boot and headset was plugged.
Implement of reset combo jack JD. It will show normally.

Fixes: e854747d7593 ("ALSA: hda/realtek - Enable headset button support for new codec")
Signed-off-by: Kailang Yang <kailang@...ltek.com>
Signed-off-by: Takashi Iwai <tiwai@...e.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@...uxfoundation.org>

---
 sound/pci/hda/patch_realtek.c |   29 ++++++++++++++++++++++++++++-
 1 file changed, 28 insertions(+), 1 deletion(-)

--- a/sound/pci/hda/patch_realtek.c
+++ b/sound/pci/hda/patch_realtek.c
@@ -5519,6 +5519,26 @@ static void alc_fixup_headset_jack(struc
 	}
 }
 
+static void alc295_fixup_chromebook(struct hda_codec *codec,
+				    const struct hda_fixup *fix, int action)
+{
+
+	switch (action) {
+	case HDA_FIXUP_ACT_PRE_PROBE:
+		switch (codec->core.vendor_id) {
+		case 0x10ec0295:
+			alc_update_coef_idx(codec, 0x4a, 0x8000, 1 << 15); /* Reset HP JD */
+			alc_update_coef_idx(codec, 0x4a, 0x8000, 0 << 15);
+			break;
+		case 0x10ec0236:
+			alc_update_coef_idx(codec, 0x1b, 0x8000, 1 << 15); /* Reset HP JD */
+			alc_update_coef_idx(codec, 0x1b, 0x8000, 0 << 15);
+			break;
+		}
+		break;
+	}
+}
+
 static void alc_fixup_disable_mic_vref(struct hda_codec *codec,
 				  const struct hda_fixup *fix, int action)
 {
@@ -5672,6 +5692,7 @@ enum {
 	ALC293_FIXUP_SYSTEM76_MIC_NO_PRESENCE,
 	ALC285_FIXUP_LENOVO_PC_BEEP_IN_NOISE,
 	ALC255_FIXUP_ACER_HEADSET_MIC,
+	ALC295_FIXUP_CHROME_BOOK,
 };
 
 static const struct hda_fixup alc269_fixups[] = {
@@ -6648,6 +6669,12 @@ static const struct hda_fixup alc269_fix
 		.chained = true,
 		.chain_id = ALC255_FIXUP_HEADSET_MODE_NO_HP_MIC
 	},
+	[ALC295_FIXUP_CHROME_BOOK] = {
+		.type = HDA_FIXUP_FUNC,
+		.v.func = alc295_fixup_chromebook,
+		.chained = true,
+		.chain_id = ALC225_FIXUP_HEADSET_JACK
+	},
 };
 
 static const struct snd_pci_quirk alc269_fixup_tbl[] = {
@@ -7060,7 +7087,7 @@ static const struct hda_model_fixup alc2
 	{.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"},
+	{.id = ALC295_FIXUP_CHROME_BOOK, .name = "alc-sense-combo"},
 	{}
 };
 #define ALC225_STANDARD_PINS \