ALSA: x86: intel_hdmi: add definitions and logic for DP audio
commit964ca8083c0239b5a729ed08c9f50b6c31ab3a93
authorPierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Tue, 31 Jan 2017 20:16:52 +0000 (31 14:16 -0600)
committerTakashi Iwai <tiwai@suse.de>
Wed, 1 Feb 2017 15:22:24 +0000 (1 16:22 +0100)
tree03cec32622f5e64e8f3edb52d04bcd3245cbb1a8
parentf95e29b92190607c66dc5c96b7e0de9c332062c2
ALSA: x86: intel_hdmi: add definitions and logic for DP audio

Imported from legacy patches

Note: the new code doesn't assume a modified ELD but
an explicit notification that DP is present. It appears
that the i915 code does change the ELD so we could use
the ELD-based tests to check for DP audio

Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
sound/x86/intel_hdmi_audio.c
sound/x86/intel_hdmi_audio.h
sound/x86/intel_hdmi_lpe_audio.c
sound/x86/intel_hdmi_lpe_audio.h