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drm: Add DP last received PSR SDP VSC register and bits 

This is a register to help debug what is in the last SDP VSC
packet revived by sink.

Signed-off-by: José Roberto de Souza <jose.souza@intel.com>
Reviewed-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
Signed-off-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20180328223046.16125-2-jose.souza@intel.com
This commit is contained in:
José Roberto de Souza 2018-03-28 15:30:38 -07:00 committed by Rodrigo Vivi
parent 4f212e4046
commit fe36948afb
1 changed files with 9 additions and 0 deletions
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9
include/drm/drm_dp_helper.h
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@ -794,6 +794,15 @@
# define DP_LAST_ACTUAL_SYNCHRONIZATION_LATENCY_MASK (0xf << 4)
# define DP_LAST_ACTUAL_SYNCHRONIZATION_LATENCY_SHIFT 4
#define DP_LAST_RECEIVED_PSR_SDP 0x200a /* eDP 1.2 */
# define DP_PSR_STATE_BIT (1 << 0) /* eDP 1.2 */
# define DP_UPDATE_RFB_BIT (1 << 1) /* eDP 1.2 */
# define DP_CRC_VALID_BIT (1 << 2) /* eDP 1.2 */
# define DP_SU_VALID (1 << 3) /* eDP 1.4 */
# define DP_FIRST_SCAN_LINE_SU_REGION (1 << 4) /* eDP 1.4 */
# define DP_LAST_SCAN_LINE_SU_REGION (1 << 5) /* eDP 1.4 */
# define DP_Y_COORDINATE_VALID (1 << 6) /* eDP 1.4a */
#define DP_RECEIVER_ALPM_STATUS 0x200b /* eDP 1.4 */
# define DP_ALPM_LOCK_TIMEOUT_ERROR (1 << 0)