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authorKailang Yang <kailang@realtek.com>2014-03-18 16:15:54 +0800
committerTakashi Iwai <tiwai@suse.de>2014-03-18 09:49:27 +0100
commit7b5c7a0240b11b382073361c4ba9257c42d057e9 (patch)
tree536729746d5e574ddf4e58b5b3ad703318313cab /sound/pci
parent6bd55b04fe05cb26094b0fe494c7a207e6c0c36e (diff)
ALSA: hda/realtek - Fix the noise after suspend and resume on ALC282 codec
When the power state of ALC283 codec goes to D3 or return back to D0, it gives a noise via headphone output. To follow the depop procedure, it will be better. 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.c73
1 files changed, 73 insertions, 0 deletions
diff --git a/sound/pci/hda/patch_realtek.c b/sound/pci/hda/patch_realtek.c
index e86579d476ec..054489757528 100644
--- a/sound/pci/hda/patch_realtek.c
+++ b/sound/pci/hda/patch_realtek.c
@@ -2786,6 +2786,77 @@ static void alc269_shutup(struct hda_codec *codec)
snd_hda_shutup_pins(codec);
}
+static void alc282_init(struct hda_codec *codec)
+{
+ struct alc_spec *spec = codec->spec;
+ hda_nid_t hp_pin = spec->gen.autocfg.hp_pins[0];
+ bool hp_pin_sense;
+ int coef78;
+
+ if (!hp_pin)
+ return;
+ hp_pin_sense = snd_hda_jack_detect(codec, hp_pin);
+ coef78 = alc_read_coef_idx(codec, 0x78);
+
+ /* Index 0x78 Direct Drive HP AMP LPM Control 1 */
+ /* Headphone capless set to high power mode */
+ alc_write_coef_idx(codec, 0x78, 0x9004);
+
+ if (hp_pin_sense)
+ msleep(2);
+
+ snd_hda_codec_write(codec, hp_pin, 0,
+ AC_VERB_SET_AMP_GAIN_MUTE, AMP_OUT_MUTE);
+
+ if (hp_pin_sense)
+ msleep(85);
+
+ snd_hda_codec_write(codec, hp_pin, 0,
+ AC_VERB_SET_PIN_WIDGET_CONTROL, PIN_OUT);
+
+ if (hp_pin_sense)
+ msleep(100);
+
+ /* Headphone capless set to normal mode */
+ alc_write_coef_idx(codec, 0x78, coef78);
+}
+
+static void alc282_shutup(struct hda_codec *codec)
+{
+ struct alc_spec *spec = codec->spec;
+ hda_nid_t hp_pin = spec->gen.autocfg.hp_pins[0];
+ bool hp_pin_sense;
+ int coef78;
+
+ if (!hp_pin) {
+ alc269_shutup(codec);
+ return;
+ }
+
+ hp_pin_sense = snd_hda_jack_detect(codec, hp_pin);
+ coef78 = alc_read_coef_idx(codec, 0x78);
+ alc_write_coef_idx(codec, 0x78, 0x9004);
+
+ if (hp_pin_sense)
+ msleep(2);
+
+ snd_hda_codec_write(codec, hp_pin, 0,
+ AC_VERB_SET_AMP_GAIN_MUTE, AMP_OUT_MUTE);
+
+ if (hp_pin_sense)
+ msleep(85);
+
+ snd_hda_codec_write(codec, hp_pin, 0,
+ AC_VERB_SET_PIN_WIDGET_CONTROL, 0x0);
+
+ if (hp_pin_sense)
+ msleep(100);
+
+ alc_auto_setup_eapd(codec, false);
+ snd_hda_shutup_pins(codec);
+ alc_write_coef_idx(codec, 0x78, coef78);
+}
+
static void alc283_restore_default_value(struct hda_codec *codec)
{
int val;
@@ -4687,6 +4758,8 @@ static int patch_alc269(struct hda_codec *codec)
break;
case 0x10ec0282:
spec->codec_variant = ALC269_TYPE_ALC282;
+ spec->shutup = alc282_shutup;
+ spec->init_hook = alc282_init;
break;
case 0x10ec0233:
case 0x10ec0283: