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* [PATCH] ALSA: hda/realtek: Limit mic boost on T480
@ 2018-02-14 12:29 Benjamin Berg
  2018-02-14 13:00 ` Takashi Iwai
  0 siblings, 1 reply; 9+ messages in thread
From: Benjamin Berg @ 2018-02-14 12:29 UTC (permalink / raw)
  To: Jaroslav Kysela, Takashi Iwai, alsa-devel, linux-kernel; +Cc: Benjamin Berg

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>
---
 sound/pci/hda/patch_realtek.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/sound/pci/hda/patch_realtek.c b/sound/pci/hda/patch_realtek.c
index ce28f7ce64e6..8467ce3db767 100644
--- a/sound/pci/hda/patch_realtek.c
+++ b/sound/pci/hda/patch_realtek.c
@@ -6510,6 +6510,7 @@ static const struct snd_pci_quirk alc269_fixup_tbl[] = {
 	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, 0x310c, "ThinkCentre Station", ALC294_FIXUP_LENOVO_MIC_LOCATION),
-- 
2.14.3

^ permalink raw reply related	[flat|nested] 9+ messages in thread

end of thread, other threads:[~2018-03-06 10:55 UTC | newest]

Thread overview: 9+ messages (download: mbox.gz follow: Atom feed
-- links below jump to the message on this page --
2018-02-14 12:29 [PATCH] ALSA: hda/realtek: Limit mic boost on T480 Benjamin Berg
2018-02-14 13:00 ` Takashi Iwai
2018-02-14 15:41   ` Benjamin Berg
2018-02-17 13:54     ` Peter FP1 Zhang
2018-02-20 15:48       ` Takashi Iwai
2018-02-20 16:07         ` Peter FP1 Zhang
2018-02-26  8:46         ` Peter FP1 Zhang
2018-03-06 10:04           ` Benjamin Berg
2018-03-06 10:55             ` Takashi Iwai

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