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author | Takashi Iwai <tiwai@suse.de> | 2014-06-24 13:55:25 +0200 |
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committer | Takashi Iwai <tiwai@suse.de> | 2014-06-25 17:50:24 +0200 |
commit | 8b3dfdaf0c25a584cb31d04d2574115cf2d422ab (patch) | |
tree | d8e04396b7d16db17fb6de493d814477673ef31d /sound/usb/card.c | |
parent | 76c2132ec9805120eb724cae4d2a8d30af27b3fd (diff) | |
download | talos-op-linux-8b3dfdaf0c25a584cb31d04d2574115cf2d422ab.tar.gz talos-op-linux-8b3dfdaf0c25a584cb31d04d2574115cf2d422ab.zip |
ALSA: hda - Adjust speaker HPF and add LED support for HP Spectre 13
HP Spectre 13 has the IDT 92HD95 codec, and BIOS seems to set the
default high-pass filter in some "safer" range, which results in the
very soft tone from the built-in speakers in contrast to Windows.
Also, the mute LED control is missing, since 92HD95 codec still has no
HP-specific fixups for GPIO setups.
This patch adds these missing features: the HPF is adjusted by the
vendor-specific verb, and the LED is set up from a DMI string (but
with the default polarity = 0 assumption due to the incomplete BIOS on
the given machine).
Bugzilla: https://bugzilla.kernel.org/show_bug.cgi?id=74841
Cc: <stable@vger.kernel.org>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Diffstat (limited to 'sound/usb/card.c')
0 files changed, 0 insertions, 0 deletions