Commit de3da4f6 authored Aug 08, 2014 by Gabriele Mazzotta Committed by Takashi Iwai Aug 10, 2014

ALSA: hda - Fix pop noises on reboot for Dell XPS 13 9333

If nid 0x15 (Headphone Playback Switch) is in D3 and headphones are
plugged in when the laptop reboots, a pop noise is generated.
Prevent this by keeping nid 0x15 in D0 when headphones are plugged in.

Bugzilla: https://bugzilla.kernel.org/show_bug.cgi?id=76611


Signed-off-by: Gabriele Mazzotta <gabriele.mzt@gmail.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>

parent f38663ab

sound/pci/hda/patch_realtek.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -4093,7 +4093,7 @@ static unsigned int alc_power_filter_xps13(struct hda_codec *codec,

		/* Avoid pop noises when headphones are plugged in */
		if (spec->gen.hp_jack_present)
		if (nid == codec->afg \|\| nid == 0x02)
		if (nid == codec->afg \|\| nid == 0x02 \|\| nid == 0x15)
		return AC_PWRST_D0;
		return power_state;
		}