drm: bridge/dw_hdmi: enable audio only if sink supports audio
authorRussell King <rmk+kernel@arm.linux.org.uk>
Tue, 21 Jul 2015 15:09:39 +0000 (16:09 +0100)
committerRussell King <rmk+kernel@arm.linux.org.uk>
Tue, 18 Aug 2015 10:32:38 +0000 (11:32 +0100)
commitf709ec07e38a714f8a959f28b3e0388cfb1b2540
tree2b883d56e740767ef27201cc8a5c18a82b82a7f1
parent05b1342f5014b7c100834ae179dd90d1a1da7366
drm: bridge/dw_hdmi: enable audio only if sink supports audio

Only enable audio support if the sink supports audio in some form, as
defined via its EDID.  We discover this capability using the generic
drm_detect_monitor_audio() function.

Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
drivers/gpu/drm/bridge/dw_hdmi.c