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* FAILED: Patch "ALSA: hda/realtek: Limit mic boost on HP ProBook 445 G8" failed to apply to 4.9-stable tree
@ 2021-08-24  2:58 Sasha Levin
  0 siblings, 0 replies; only message in thread
From: Sasha Levin @ 2021-08-24  2:58 UTC (permalink / raw)
  To: stable, kai.heng.feng; +Cc: Takashi Iwai, alsa-devel, linux-kernel

The patch below does not apply to the 4.9-stable tree.
If someone wants it applied there, or to any other stable or longterm
tree, then please email the backport, including the original git commit
id to <stable@vger.kernel.org>.

Thanks,
Sasha

------------------ original commit in Linus's tree ------------------

From 8903376dc69949199301b290cc22dc64ae5d8a6d Mon Sep 17 00:00:00 2001
From: Kai-Heng Feng <kai.heng.feng@canonical.com>
Date: Wed, 18 Aug 2021 22:41:18 +0800
Subject: [PATCH] ALSA: hda/realtek: Limit mic boost on HP ProBook 445 G8

The mic has lots of noises if mic boost is enabled. So disable mic boost
to get crystal clear audio capture.

Signed-off-by: Kai-Heng Feng <kai.heng.feng@canonical.com>
Cc: <stable@vger.kernel.org>
Link: https://lore.kernel.org/r/20210818144119.121738-1-kai.heng.feng@canonical.com
Signed-off-by: Takashi Iwai <tiwai@suse.de>
---
 sound/pci/hda/patch_realtek.c | 11 +++++++++--
 1 file changed, 9 insertions(+), 2 deletions(-)

diff --git a/sound/pci/hda/patch_realtek.c b/sound/pci/hda/patch_realtek.c
index 96f32eaa24df..7ad689f991e7 100644
--- a/sound/pci/hda/patch_realtek.c
+++ b/sound/pci/hda/patch_realtek.c
@@ -6658,6 +6658,7 @@ enum {
 	ALC287_FIXUP_IDEAPAD_BASS_SPK_AMP,
 	ALC623_FIXUP_LENOVO_THINKSTATION_P340,
 	ALC255_FIXUP_ACER_HEADPHONE_AND_MIC,
+	ALC236_FIXUP_HP_LIMIT_INT_MIC_BOOST,
 };
 
 static const struct hda_fixup alc269_fixups[] = {
@@ -8242,6 +8243,12 @@ static const struct hda_fixup alc269_fixups[] = {
 		.chained = true,
 		.chain_id = ALC255_FIXUP_XIAOMI_HEADSET_MIC
 	},
+	[ALC236_FIXUP_HP_LIMIT_INT_MIC_BOOST] = {
+		.type = HDA_FIXUP_FUNC,
+		.v.func = alc269_fixup_limit_int_mic_boost,
+		.chained = true,
+		.chain_id = ALC236_FIXUP_HP_MUTE_LED_MICMUTE_VREF,
+	},
 };
 
 static const struct snd_pci_quirk alc269_fixup_tbl[] = {
@@ -8438,8 +8445,8 @@ static const struct snd_pci_quirk alc269_fixup_tbl[] = {
 	SND_PCI_QUIRK(0x103c, 0x8847, "HP EliteBook x360 830 G8 Notebook PC", ALC285_FIXUP_HP_GPIO_LED),
 	SND_PCI_QUIRK(0x103c, 0x884b, "HP EliteBook 840 Aero G8 Notebook PC", ALC285_FIXUP_HP_GPIO_LED),
 	SND_PCI_QUIRK(0x103c, 0x884c, "HP EliteBook 840 G8 Notebook PC", ALC285_FIXUP_HP_GPIO_LED),
-	SND_PCI_QUIRK(0x103c, 0x8862, "HP ProBook 445 G8 Notebook PC", ALC236_FIXUP_HP_MUTE_LED_MICMUTE_VREF),
-	SND_PCI_QUIRK(0x103c, 0x8863, "HP ProBook 445 G8 Notebook PC", ALC236_FIXUP_HP_MUTE_LED_MICMUTE_VREF),
+	SND_PCI_QUIRK(0x103c, 0x8862, "HP ProBook 445 G8 Notebook PC", ALC236_FIXUP_HP_LIMIT_INT_MIC_BOOST),
+	SND_PCI_QUIRK(0x103c, 0x8863, "HP ProBook 445 G8 Notebook PC", ALC236_FIXUP_HP_LIMIT_INT_MIC_BOOST),
 	SND_PCI_QUIRK(0x103c, 0x886d, "HP ZBook Fury 17.3 Inch G8 Mobile Workstation PC", ALC285_FIXUP_HP_GPIO_AMP_INIT),
 	SND_PCI_QUIRK(0x103c, 0x8870, "HP ZBook Fury 15.6 Inch G8 Mobile Workstation PC", ALC285_FIXUP_HP_GPIO_AMP_INIT),
 	SND_PCI_QUIRK(0x103c, 0x8873, "HP ZBook Studio 15.6 Inch G8 Mobile Workstation PC", ALC285_FIXUP_HP_GPIO_AMP_INIT),
-- 
2.30.2





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