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drm: Add PSR version 3 macro 

eDP 1.4a specification defines PSR version 3, it PSR2 with the
addition of Y-coordinate support when doing selective update.

Signed-off-by: José Roberto de Souza <jose.souza@intel.com>
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20180317013828.24182-1-jose.souza@intel.com
This commit is contained in:
José Roberto de Souza 2018-03-16 18:38:28 -07:00 committed by Jani Nikula
parent 0126b23c55
commit c5fe47327b
1 changed files with 1 additions and 0 deletions
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1
include/drm/drm_dp_helper.h
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@ -288,6 +288,7 @@
#define DP_PSR_SUPPORT 0x070 /* XXX 1.2? */
# define DP_PSR_IS_SUPPORTED 1
# define DP_PSR2_IS_SUPPORTED 2 /* eDP 1.4 */
# define DP_PSR2_WITH_Y_COORD_IS_SUPPORTED 3 /* eDP 1.4a */
#define DP_PSR_CAPS 0x071 /* XXX 1.2? */
# define DP_PSR_NO_TRAIN_ON_EXIT 1