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Commit 7cc53cf0 authored by Jani Nikula's avatar Jani Nikula Committed by Daniel Vetter
Browse files

drm/dp: add drm_dp_tps3_supported helper 



Cc: Thierry Reding <thierry.reding@gmail.com>
Signed-off-by: default avatarJani Nikula <jani.nikula@intel.com>
Reviewed-by: default avatarAlex Deucher <alexander.deucher@amd.com>
Signed-off-by: default avatarDaniel Vetter <daniel.vetter@ffwll.ch>
parent 01302d4d

include/drm/drm_dp_helper.h

+7 −0
Original line number Diff line number Diff line
@@ -633,6 +633,13 @@ drm_dp_enhanced_frame_cap(const u8 dpcd[DP_RECEIVER_CAP_SIZE]) 
		(dpcd[DP_MAX_LANE_COUNT] & DP_ENHANCED_FRAME_CAP);

}



static inline bool

drm_dp_tps3_supported(const u8 dpcd[DP_RECEIVER_CAP_SIZE])

{

	return dpcd[DP_DPCD_REV] >= 0x12 &&

		dpcd[DP_MAX_LANE_COUNT] & DP_TPS3_SUPPORTED;

}



/*

 * DisplayPort AUX channel

 */