Patch "ALSA: hda - Fix white noise on Asus N750JV headphone" has been added to the 4.4-stable tree

[<gregkh@linuxfoundation.org>]

This is a note to let you know that I've just added the patch titled

    ALSA: hda - Fix white noise on Asus N750JV headphone

to the 4.4-stable tree which can be found at:
    http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary

The filename of the patch is:
     alsa-hda-fix-white-noise-on-asus-n750jv-headphone.patch
and it can be found in the queue-4.4 subdirectory.

If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@vger.kernel.org> know about it.


>From 9d4dc5840f93bcb002fa311693349deae7702bc5 Mon Sep 17 00:00:00 2001
From: Bobi Mihalca <bobbymihalca@touchtech.ro>
Date: Wed, 23 Mar 2016 13:26:11 +0200
Subject: ALSA: hda - Fix white noise on Asus N750JV headphone

From: Bobi Mihalca <bobbymihalca@touchtech.ro>

commit 9d4dc5840f93bcb002fa311693349deae7702bc5 upstream.

For reducing the noise from the headphone output on ASUS N750JV,
call the existing fixup, alc_fixup_auto_mute_via_amp(), additionally.

Bugzilla: https://bugzilla.kernel.org/show_bug.cgi?id=115181
Signed-off-by: Bobi Mihalca <bobbymihalca@touchtech.ro>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

---
 sound/pci/hda/patch_realtek.c |    9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

--- a/sound/pci/hda/patch_realtek.c
+++ b/sound/pci/hda/patch_realtek.c
@@ -6379,6 +6379,7 @@ enum {
 	ALC668_FIXUP_AUTO_MUTE,
 	ALC668_FIXUP_DELL_DISABLE_AAMIX,
 	ALC668_FIXUP_DELL_XPS13,
+	ALC662_FIXUP_ASUS_Nx50,
 };
 
 static const struct hda_fixup alc662_fixups[] = {
@@ -6619,6 +6620,12 @@ static const struct hda_fixup alc662_fix
 		.type = HDA_FIXUP_FUNC,
 		.v.func = alc_fixup_bass_chmap,
 	},
+	[ALC662_FIXUP_ASUS_Nx50] = {
+		.type = HDA_FIXUP_FUNC,
+		.v.func = alc_fixup_auto_mute_via_amp,
+		.chained = true,
+		.chain_id = ALC662_FIXUP_BASS_1A
+	},
 };
 
 static const struct snd_pci_quirk alc662_fixup_tbl[] = {
@@ -6643,7 +6650,7 @@ static const struct snd_pci_quirk alc662
 	SND_PCI_QUIRK(0x103c, 0x1632, "HP RP5800", ALC662_FIXUP_HP_RP5800),
 	SND_PCI_QUIRK(0x1043, 0x11cd, "Asus N550", ALC662_FIXUP_BASS_1A),
 	SND_PCI_QUIRK(0x1043, 0x13df, "Asus N550JX", ALC662_FIXUP_BASS_1A),
-	SND_PCI_QUIRK(0x1043, 0x129d, "Asus N750", ALC662_FIXUP_BASS_1A),
+	SND_PCI_QUIRK(0x1043, 0x129d, "Asus N750", ALC662_FIXUP_ASUS_Nx50),
 	SND_PCI_QUIRK(0x1043, 0x1477, "ASUS N56VZ", ALC662_FIXUP_BASS_MODE4_CHMAP),
 	SND_PCI_QUIRK(0x1043, 0x15a7, "ASUS UX51VZH", ALC662_FIXUP_BASS_16),
 	SND_PCI_QUIRK(0x1043, 0x1b73, "ASUS N55SF", ALC662_FIXUP_BASS_16),


Patches currently in stable-queue which might be from bobbymihalca@touchtech.ro are

queue-4.4/alsa-hda-asus-n750jv-external-subwoofer-fixup.patch
queue-4.4/alsa-hda-fix-white-noise-on-asus-n750jv-headphone.patch
queue-4.4/alsa-hda-apply-fix-for-white-noise-on-asus-n550jv-too.patch