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On Monday 25 September 2017 01:53 PM,
Jani Nikula wrote:
In edp 1.4b spec , the register name 2009 is "DEBUG 0 SYNCHRONIZATION LATENCY SINK " and bit 0:3 "MAX RE-SYNC FRAME COUNT"On Sat, 23 Sep 2017, vathsala nagaraju <vathsala.nagaraju@xxxxxxxxx> wrote:Add defines for dpcd register 2009 (synchronization latency in sink). Cc: Rodrigo Vivi <rodrigo.vivi@xxxxxxxxx> CC: Puthikorn Voravootivat <puthik@xxxxxxxxxxxx> Reviewed-by: Rodrigo Vivi <rodrigo.vivi@xxxxxxxxx> Signed-off-by: Vathsala Nagaraju <vathsala.nagaraju@xxxxxxxxx> --- include/drm/drm_dp_helper.h | 3 +++ 1 file changed, 3 insertions(+) diff --git a/include/drm/drm_dp_helper.h b/include/drm/drm_dp_helper.h index 11c39f1..846004e6 100644 --- a/include/drm/drm_dp_helper.h +++ b/include/drm/drm_dp_helper.h @@ -735,6 +735,9 @@ # define DP_PSR_SINK_INTERNAL_ERROR 7 # define DP_PSR_SINK_STATE_MASK 0x07 +#define DP_SINK_SYNCHRONIZATION_LATENCY 0x2009 +# define DP_MAX_RESYNC_FRAME_CNT_MASK 0xfFor the DP spec, please don't invent the names, use the ones from the spec. At most drop excess stuff from the end. #define DP_SYNCHRONIZATION_LATENCY_IN_SINK # define DP_MAX_RESYNC_FRAME_COUNT_SHIFT # define DP_MAX_RESYNC_FRAME_COUNT_MASK And while at it, please add the full register contents. BR, Jani.+ #define DP_RECEIVER_ALPM_STATUS 0x200b /* eDP 1.4 */ # define DP_ALPM_LOCK_TIMEOUT_ERROR (1 << 0) |
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