diff options
author | Takashi Iwai <tiwai@suse.de> | 2009-04-16 08:19:19 -0400 |
---|---|---|
committer | Takashi Iwai <tiwai@suse.de> | 2009-04-16 08:20:23 -0400 |
commit | 4dc1f87f079d5c6b01284d08b28eff2c4fbd15c4 (patch) | |
tree | a302dc5ac9b1e80d3577ddc55008f70ade0daa46 /sound/pci | |
parent | ffd0e56c606836581da5df742a43ce8015ca7475 (diff) |
ALSA: hda - Add upper-limit of mixer amp for AD1884A-laptop model, too
Add the upper-limit of mixer amp for AD1884A-laptop model just like
the mobile model for some HP laptops.
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Diffstat (limited to 'sound/pci')
-rw-r--r-- | sound/pci/hda/patch_analog.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/sound/pci/hda/patch_analog.c b/sound/pci/hda/patch_analog.c index 38ad3f7b040f..9bcd8ab5a27f 100644 --- a/sound/pci/hda/patch_analog.c +++ b/sound/pci/hda/patch_analog.c | |||
@@ -3977,6 +3977,14 @@ static int patch_ad1884a(struct hda_codec *codec) | |||
3977 | spec->input_mux = &ad1884a_laptop_capture_source; | 3977 | spec->input_mux = &ad1884a_laptop_capture_source; |
3978 | codec->patch_ops.unsol_event = ad1884a_hp_unsol_event; | 3978 | codec->patch_ops.unsol_event = ad1884a_hp_unsol_event; |
3979 | codec->patch_ops.init = ad1884a_hp_init; | 3979 | codec->patch_ops.init = ad1884a_hp_init; |
3980 | /* set the upper-limit for mixer amp to 0dB for avoiding the | ||
3981 | * possible damage by overloading | ||
3982 | */ | ||
3983 | snd_hda_override_amp_caps(codec, 0x20, HDA_INPUT, | ||
3984 | (0x17 << AC_AMPCAP_OFFSET_SHIFT) | | ||
3985 | (0x17 << AC_AMPCAP_NUM_STEPS_SHIFT) | | ||
3986 | (0x05 << AC_AMPCAP_STEP_SIZE_SHIFT) | | ||
3987 | (1 << AC_AMPCAP_MUTE_SHIFT)); | ||
3980 | break; | 3988 | break; |
3981 | case AD1884A_MOBILE: | 3989 | case AD1884A_MOBILE: |
3982 | spec->mixers[0] = ad1884a_mobile_mixers; | 3990 | spec->mixers[0] = ad1884a_mobile_mixers; |