diff options
| author | Kailang Yang | 2013-07-24 14:39:49 +0200 |
|---|---|---|
| committer | Takashi Iwai | 2013-07-24 14:44:40 +0200 |
| commit | c5177c861e2bae584996f60667dc7b291ba6600a (patch) | |
| tree | fde2d174074ec21c92cad8764578e20d84a44825 /sound/pci | |
| parent | 9bfb2844a2f9e6eab52aed1eca0d03f4398c755f (diff) | |
ALSA: hda - Fix the noise after suspend on ALC283 codec
When the power state of ALC283 codec goes to D3, it gives a noise via
headphone output. This is because the driver tries to clear all pins
via snd_hda_shutup_pins(). Setting the mic pin to zero triggers such
a noise.
Define a new shutup call specific to this codec and control the pins
there more precisely. Also, add the power-save enable/disable
sequences in the resume and the new shutup calls.
Signed-off-by: Kailang Yang <kailang@realtek.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Diffstat (limited to 'sound/pci')
| -rw-r--r-- | sound/pci/hda/patch_realtek.c | 37 |
1 files changed, 36 insertions, 1 deletions
diff --git a/sound/pci/hda/patch_realtek.c b/sound/pci/hda/patch_realtek.c index dbd59dfc746e..04a69e3fca47 100644 --- a/sound/pci/hda/patch_realtek.c +++ b/sound/pci/hda/patch_realtek.c @@ -2712,6 +2712,13 @@ static int alc269_resume(struct hda_codec *codec) hda_call_check_power_status(codec, 0x01); if (spec->has_alc5505_dsp) alc5505_dsp_resume(codec); + + /* clear the power-save mode for ALC283 */ + if (codec->vendor_id == 0x10ec0283) { + alc_write_coef_idx(codec, 0x4, 0xaf01); + alc_write_coef_idx(codec, 0x6, 0x2104); + } + return 0; } #endif /* CONFIG_PM */ @@ -3775,6 +3782,30 @@ static void alc269_fill_coef(struct hda_codec *codec) alc_write_coef_idx(codec, 0x4, val | (1<<11)); } +/* don't clear mic pin; otherwise it results in noise in D3 */ +static void alc283_headset_shutup(struct hda_codec *codec) +{ + int i; + + if (codec->bus->shutdown) + return; + + for (i = 0; i < codec->init_pins.used; i++) { + struct hda_pincfg *pin = snd_array_elem(&codec->init_pins, i); + /* use read here for syncing after issuing each verb */ + if (pin->nid != 0x19) + snd_hda_codec_read(codec, pin->nid, 0, + AC_VERB_SET_PIN_WIDGET_CONTROL, 0); + } + + alc_write_coef_idx(codec, 0x4, 0x0f01); /* power save */ + alc_write_coef_idx(codec, 0x6, 0x2100); /* power save */ + snd_hda_codec_write(codec, 0x19, 0, + AC_VERB_SET_PIN_WIDGET_CONTROL, + PIN_VREFHIZ); + codec->pins_shutup = 1; +} + /* */ static int patch_alc269(struct hda_codec *codec) @@ -3789,6 +3820,9 @@ static int patch_alc269(struct hda_codec *codec) spec = codec->spec; spec->gen.shared_mic_vref_pin = 0x18; + if (codec->vendor_id == 0x10ec0283) + spec->shutup = alc283_headset_shutup; + snd_hda_pick_fixup(codec, alc269_fixup_models, alc269_fixup_tbl, alc269_fixups); snd_hda_apply_fixup(codec, HDA_FIXUP_ACT_PRE_PROBE); @@ -3862,7 +3896,8 @@ static int patch_alc269(struct hda_codec *codec) codec->patch_ops.suspend = alc269_suspend; codec->patch_ops.resume = alc269_resume; #endif - spec->shutup = alc269_shutup; + if (!spec->shutup) + spec->shutup = alc269_shutup; snd_hda_apply_fixup(codec, HDA_FIXUP_ACT_PROBE); |