diff options
Diffstat (limited to 'sound/pci/hda/patch_intelhdmi.c')
| -rw-r--r-- | sound/pci/hda/patch_intelhdmi.c | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/sound/pci/hda/patch_intelhdmi.c b/sound/pci/hda/patch_intelhdmi.c index 3990182777ee..918f40378d52 100644 --- a/sound/pci/hda/patch_intelhdmi.c +++ b/sound/pci/hda/patch_intelhdmi.c @@ -391,6 +391,17 @@ static int intel_hdmi_parse_codec(struct hda_codec *codec) } } + /* + * G45/IbexPeak don't support EPSS: the unsolicited pin hot plug event + * can be lost and presence sense verb will become inaccurate if the + * HDA link is powered off at hot plug or hw initialization time. + */ +#ifdef CONFIG_SND_HDA_POWER_SAVE + if (!(snd_hda_param_read(codec, codec->afg, AC_PAR_POWER_STATE) & + AC_PWRST_EPSS)) + codec->bus->power_keep_link_on = 1; +#endif + return 0; } |