diff mbox series

[4.9,033/102] ALSA: hda/realtek: Fix pop noise on ALC225

Message ID 20200401161539.129583761@linuxfoundation.org
State New
Headers show
Series None | expand

Commit Message

Greg Kroah-Hartman April 1, 2020, 4:17 p.m. UTC 
From: Kai-Heng Feng <kai.heng.feng@canonical.com>

commit 3b36b13d5e69d6f51ff1c55d1b404a74646c9757 upstream.

Commit 317d9313925c ("ALSA: hda/realtek - Set default power save node to
0") makes the ALC225 have pop noise on S3 resume and cold boot.

So partially revert this commit for ALC225 to fix the regression.

Fixes: 317d9313925c ("ALSA: hda/realtek - Set default power save node to 0")
BugLink: https://bugs.launchpad.net/bugs/1866357
Signed-off-by: Kai-Heng Feng <kai.heng.feng@canonical.com>
Link: https://lore.kernel.org/r/20200311061328.17614-1-kai.heng.feng@canonical.com
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

---
 sound/pci/hda/patch_realtek.c |    2 ++
 1 file changed, 2 insertions(+)
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Patch

--- a/sound/pci/hda/patch_realtek.c
+++ b/sound/pci/hda/patch_realtek.c
@@ -4212,6 +4212,8 @@  static void alc_determine_headset_type(s
 		is_ctia = (val & 0x1c02) == 0x1c02;
 		break;
 	case 0x10ec0225:
+		codec->power_save_node = 1;
+		/* fall through */
 	case 0x10ec0295:
 	case 0x10ec0299:
 		alc_process_coef_fw(codec, coef0225);