ALSA: hda/realtek - Fix speaker no sound after system resume
authorKailang Yang <kailang@realtek.com>
Wed, 14 Mar 2018 08:08:57 +0000 (16:08 +0800)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Wed, 28 Mar 2018 16:24:30 +0000 (18:24 +0200)
commit 88d42b2b45d7208cc872c2c9dec0b1ae6c6008d7 upstream.

It will have a chance speaker no sound after system resume.
To toggle NID 0x53 index 0x2 bit 15 will solve this issue.
This usage will also suitable with ALC256.

Fixes: 4a219ef8f370 ("ALSA: hda/realtek - Add ALC256 HP depop function")
Signed-off-by: Kailang Yang <kailang@realtek.com>
Cc: <stable@vger.kernel.org>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
sound/pci/hda/patch_realtek.c

index 3d19efd2783ae50bfa8d3d2e4afbc9d36c602230..a8b12a6c611fecae43c2eb0ac0cf8fb856b8dbfa 100644 (file)
@@ -3107,6 +3107,8 @@ static void alc256_init(struct hda_codec *codec)
 
        alc_update_coef_idx(codec, 0x46, 3 << 12, 0);
        alc_update_coefex_idx(codec, 0x57, 0x04, 0x0007, 0x4); /* Hight power */
+       alc_update_coefex_idx(codec, 0x53, 0x02, 0x8000, 1 << 15); /* Clear bit */
+       alc_update_coefex_idx(codec, 0x53, 0x02, 0x8000, 0 << 15);
 }
 
 static void alc256_shutup(struct hda_codec *codec)
@@ -7004,6 +7006,8 @@ static int patch_alc269(struct hda_codec *codec)
                break;
        case 0x10ec0257:
                spec->codec_variant = ALC269_TYPE_ALC257;
+               spec->shutup = alc256_shutup;
+               spec->init_hook = alc256_init;
                spec->gen.mixer_nid = 0;
                break;
        case 0x10ec0215: