Commit 71b15621 authored Dec 03, 2018 by José Roberto de Souza

drm: Add the PSR SU granularity registers offsets



Source is required to comply to sink SU granularity when
DP_PSR2_SU_GRANULARITY_REQUIRED is set in DP_PSR_CAPS,
so adding the registers offsets.

v2: Also adding DP_PSR2_SU_Y_GRANULARITY(Rodrigo)

Cc: Dhinakaran Pandiyan <dhinakaran.pandiyan@intel.com>
Cc: Rodrigo Vivi <rodrigo.vivi@intel.com>
Reviewed-by: Dhinakaran Pandiyan <dhinakaran.pandiyan@intel.com>
Signed-off-by: José Roberto de Souza <jose.souza@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20181204003403.23361-7-jose.souza@intel.com

parent 227939a1

include/drm/drm_dp_helper.h

+4 −0

Original line number	Diff line number	Diff line
		@@ -314,6 +314,10 @@
		# define DP_PSR_SETUP_TIME_SHIFT 1
		# define DP_PSR2_SU_Y_COORDINATE_REQUIRED (1 << 4) /* eDP 1.4a */
		# define DP_PSR2_SU_GRANULARITY_REQUIRED (1 << 5) /* eDP 1.4b */

		#define DP_PSR2_SU_X_GRANULARITY 0x072 /* eDP 1.4b */
		#define DP_PSR2_SU_Y_GRANULARITY 0x074 /* eDP 1.4b */

		/*
		* 0x80-0x8f describe downstream port capabilities, but there are two layouts
		* based on whether DP_DETAILED_CAP_INFO_AVAILABLE was set. If it was not,

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