diff options
Diffstat (limited to 'sound/pci/hda/patch_hdmi.c')
-rw-r--r-- | sound/pci/hda/patch_hdmi.c | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/sound/pci/hda/patch_hdmi.c b/sound/pci/hda/patch_hdmi.c index d925742624ee..e8d847819d71 100644 --- a/sound/pci/hda/patch_hdmi.c +++ b/sound/pci/hda/patch_hdmi.c @@ -2335,6 +2335,15 @@ static int patch_generic_hdmi(struct hda_codec *codec) intel_haswell_fixup_enable_dp12(codec); } + /* For Valleyview/Cherryview, only the display codec is in the display + * power well and can use link_power ops to request/release the power. + * For Haswell/Broadwell, the controller is also in the power well and + * can cover the codec power request, and so need not set this flag. + * For previous platforms, there is no such power well feature. + */ + if (is_valleyview_plus(codec)) + codec->core.link_power_control = 1; + if (is_haswell_plus(codec) || is_valleyview_plus(codec)) codec->depop_delay = 0; |