Commit 94c142a1 authored Aug 09, 2012 by David Henningsson Committed by Takashi Iwai Aug 09, 2012

ALSA: hda - Fix pop noise in headphones on S3 for Asus X55A, X55V

To turn off pin control for the pin was tested, and helped against
this issue.

BugLink: https://bugs.launchpad.net/bugs/1034779


Tested-by: Chih-Hsyuan Ho <chih.ho@canonical.com>
Signed-off-by: David Henningsson <david.henningsson@canonical.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>

parent 012e7eb1

sound/pci/hda/patch_via.c

+8 −0

Original line number	Diff line number	Diff line
		@@ -1752,6 +1752,14 @@ static int via_suspend(struct hda_codec *codec)
		{
		struct via_spec *spec = codec->spec;
		vt1708_stop_hp_work(spec);

		if (spec->codec_type == VT1802) {
		/* Fix pop noise on headphones */
		int i;
		for (i = 0; i < spec->autocfg.hp_outs; i++)
		snd_hda_set_pin_ctl(codec, spec->autocfg.hp_pins[i], 0);
		}

		return 0;
		}
		#endif