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authorLinus Torvalds <torvalds@linux-foundation.org>2009-12-15 09:11:05 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2009-12-15 09:11:05 -0800
commita8aa1ebdf880ebe7b5738ccebf67e18d62cbdc0b (patch)
treec58fe906727ee290c9e0f77a2f659fb61c378db0 /sound/pci/hda/patch_analog.c
parent8f0ddf91f2aeb09602373e400cf8b403e9017210 (diff)
parenta9e060571a057c132240753b7f815f4a1e0320a3 (diff)
Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound-2.6
* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound-2.6: ALSA: ac97_codec - increase timeout for analog sections to 5 second ASoC: Correct code taking the size of a pointer ALSA: hda - Add PCI IDs for Nvidia G2xx-series ALSA: sound/isa/gus: Correct code taking the size of a pointer ALSA: hda: Fix max PCM level to 0 dB for AD1981_HP ALSA: hda: Use ALC260_WILL quirk for another Acer model (0x1025007f)
Diffstat (limited to 'sound/pci/hda/patch_analog.c')
-rw-r--r--sound/pci/hda/patch_analog.c8
1 files changed, 8 insertions, 0 deletions
diff --git a/sound/pci/hda/patch_analog.c b/sound/pci/hda/patch_analog.c
index 447eda1f677..1a36137e13e 100644
--- a/sound/pci/hda/patch_analog.c
+++ b/sound/pci/hda/patch_analog.c
@@ -1789,6 +1789,14 @@ static int patch_ad1981(struct hda_codec *codec)
codec->patch_ops.init = ad1981_hp_init;
codec->patch_ops.unsol_event = ad1981_hp_unsol_event;
+ /* set the upper-limit for mixer amp to 0dB for avoiding the
+ * possible damage by overloading
+ */
+ snd_hda_override_amp_caps(codec, 0x11, HDA_INPUT,
+ (0x17 << AC_AMPCAP_OFFSET_SHIFT) |
+ (0x17 << AC_AMPCAP_NUM_STEPS_SHIFT) |
+ (0x05 << AC_AMPCAP_STEP_SIZE_SHIFT) |
+ (1 << AC_AMPCAP_MUTE_SHIFT));
break;
case AD1981_THINKPAD:
spec->mixers[0] = ad1981_thinkpad_mixers;