Commit c36b5b05 authored Aug 28, 2012 by Takashi Iwai

ALSA: hda - Don't trust codec EPSS bit for IDT 92HD83xx & co



These codecs seem reporting EPSS but require longer delay for the
proper D3 transition.  For example, D3_STOP_CLOCK_OK bit won't be set
correctly even after D3.

In this patch, codec->epss flag is overridden for avoid the
misbehavior.

Signed-off-by: Takashi Iwai <tiwai@suse.de>

parent 983f6b93

sound/pci/hda/patch_sigmatel.c

+1 −0

Original line number	Diff line number	Diff line
		@@ -5534,6 +5534,7 @@ static int patch_stac92hd83xxx(struct hda_codec *codec)
		snd_hda_codec_set_pincfg(codec, 0xf, 0x2181205e);
		}

		codec->epss = 0; /* longer delay needed for D3 */
		codec->no_trigger_sense = 1;
		codec->spec = spec;