From: <gregkh@linuxfoundation.org>
To: bberg@redhat.com, gregkh@linuxfoundation.org,
stable@vger.kernel.org, tiwai@suse.de
Cc: <stable@vger.kernel.org>, <stable-commits@vger.kernel.org>
Subject: Patch "ALSA: hda/realtek: Limit mic boost on T480" has been added to the 4.9-stable tree
Date: Mon, 12 Mar 2018 16:47:12 +0100 [thread overview]
Message-ID: <1520869632240198@kroah.com> (raw)
This is a note to let you know that I've just added the patch titled
ALSA: hda/realtek: Limit mic boost on T480
to the 4.9-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-realtek-limit-mic-boost-on-t480.patch
and it can be found in the queue-4.9 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 85981dfd6b0a0fd9ed87ca4a525981b67c21f098 Mon Sep 17 00:00:00 2001
From: Benjamin Berg <bberg@redhat.com>
Date: Wed, 14 Feb 2018 13:29:39 +0100
Subject: ALSA: hda/realtek: Limit mic boost on T480
From: Benjamin Berg <bberg@redhat.com>
commit 85981dfd6b0a0fd9ed87ca4a525981b67c21f098 upstream.
The internal mic boost on the T480 is too high. Fix this by applying the
ALC269_FIXUP_LIMIT_INT_MIC_BOOST fixup to the machine to limit the gain.
Signed-off-by: Benjamin Berg <bberg@redhat.com>
Tested-by: Benjamin Berg <bberg@redhat.com>
Cc: <stable@vger.kernel.org>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---
sound/pci/hda/patch_realtek.c | 1 +
1 file changed, 1 insertion(+)
--- a/sound/pci/hda/patch_realtek.c
+++ b/sound/pci/hda/patch_realtek.c
@@ -5788,6 +5788,7 @@ static const struct snd_pci_quirk alc269
SND_PCI_QUIRK(0x17aa, 0x224b, "Thinkpad", ALC298_FIXUP_TPT470_DOCK),
SND_PCI_QUIRK(0x17aa, 0x224c, "Thinkpad", ALC298_FIXUP_TPT470_DOCK),
SND_PCI_QUIRK(0x17aa, 0x224d, "Thinkpad", ALC298_FIXUP_TPT470_DOCK),
+ SND_PCI_QUIRK(0x17aa, 0x225d, "Thinkpad T480", ALC269_FIXUP_LIMIT_INT_MIC_BOOST),
SND_PCI_QUIRK(0x17aa, 0x30bb, "ThinkCentre AIO", ALC233_FIXUP_LENOVO_LINE2_MIC_HOTKEY),
SND_PCI_QUIRK(0x17aa, 0x30e2, "ThinkCentre AIO", ALC233_FIXUP_LENOVO_LINE2_MIC_HOTKEY),
SND_PCI_QUIRK(0x17aa, 0x3112, "ThinkCentre AIO", ALC233_FIXUP_LENOVO_LINE2_MIC_HOTKEY),
Patches currently in stable-queue which might be from bberg@redhat.com are
queue-4.9/alsa-hda-realtek-limit-mic-boost-on-t480.patch
reply other threads:[~2018-03-12 15:47 UTC|newest]
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