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authorDavid S. Miller <davem@davemloft.net>2010-04-11 14:53:53 -0700
committerDavid S. Miller <davem@davemloft.net>2010-04-11 14:53:53 -0700
commit871039f02f8ec4ab2e5e9010718caa8e085786f1 (patch)
treef0d2b3127fc48c862967d68c46c2d46668137515 /sound/pci/hda/patch_analog.c
parente4077e018b5ead3de9951fc01d8bf12eeeeeefed (diff)
parent4a1032faac94ebbf647460ae3e06fc21146eb280 (diff)
downloadolio-linux-3.10-871039f02f8ec4ab2e5e9010718caa8e085786f1.tar.xz
olio-linux-3.10-871039f02f8ec4ab2e5e9010718caa8e085786f1.zip
Merge branch 'master' of master.kernel.org:/pub/scm/linux/kernel/git/davem/net-2.6
Conflicts: drivers/net/stmmac/stmmac_main.c drivers/net/wireless/wl12xx/wl1271_cmd.c drivers/net/wireless/wl12xx/wl1271_main.c drivers/net/wireless/wl12xx/wl1271_spi.c net/core/ethtool.c net/mac80211/scan.c
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 e6d1bdff1b6..af34606c30c 100644
--- a/sound/pci/hda/patch_analog.c
+++ b/sound/pci/hda/patch_analog.c
@@ -1896,6 +1896,14 @@ static int patch_ad1981(struct hda_codec *codec)
case AD1981_THINKPAD:
spec->mixers[0] = ad1981_thinkpad_mixers;
spec->input_mux = &ad1981_thinkpad_capture_source;
+ /* 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_TOSHIBA:
spec->mixers[0] = ad1981_hp_mixers;