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ALSA: hda - Add workaround for MacBook Air 5,2 built-in mic
author
Takashi Iwai
<tiwai@suse.de>
Thu, 12 Mar 2015 19:47:15 +0000
(20:47 +0100)
committer
Takashi Iwai
<tiwai@suse.de>
Thu, 12 Mar 2015 19:50:32 +0000
(20:50 +0100)
MacBook Air 5,2 has the same problem as MacBook Pro 8,1 where the
built-in mic records only the right channel. Apply the same
workaround as MBP8,1 to spread the mono channel via a Cirrus codec
vendor-specific COEF setup.
Reported-and-tested-by: Vasil Zlatanov <vasil.zlatanov@gmail.com>
Cc: <stable@vger.kernel.org> # 3.9+
Signed-off-by: Takashi Iwai <tiwai@suse.de>
sound/pci/hda/patch_cirrus.c
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diff --git
a/sound/pci/hda/patch_cirrus.c
b/sound/pci/hda/patch_cirrus.c
index ab687ffb28c22c7c8a552b0c0b218361196353eb..dd2b3d92071f698f41a75d2d7b7877eb6b357c00 100644
(file)
--- a/
sound/pci/hda/patch_cirrus.c
+++ b/
sound/pci/hda/patch_cirrus.c
@@
-393,6
+393,7
@@
static const struct snd_pci_quirk cs420x_fixup_tbl[] = {
SND_PCI_QUIRK(0x106b, 0x1c00, "MacBookPro 8,1", CS420X_MBP81),
SND_PCI_QUIRK(0x106b, 0x2000, "iMac 12,2", CS420X_IMAC27_122),
SND_PCI_QUIRK(0x106b, 0x2800, "MacBookPro 10,1", CS420X_MBP101),
+ SND_PCI_QUIRK(0x106b, 0x5600, "MacBookAir 5,2", CS420X_MBP81),
SND_PCI_QUIRK(0x106b, 0x5b00, "MacBookAir 4,2", CS420X_MBA42),
SND_PCI_QUIRK_VENDOR(0x106b, "Apple", CS420X_APPLE),
{} /* terminator */