drm/amd/display: Add margin on DRR vblank start for subvp

[Description]
- Add margin for HUBP "jitter" for SubVp + DRR case
- Also do a min transition even if MPO is added on a
  non SubVP pipe (i.e. added on DRR pipe for SubVP + DRR)

Reviewed-by: Jun Lei <[email protected]>
Acked-by: Brian Chang <[email protected]>
Signed-off-by: Alvin Lee <[email protected]>
Tested-by: Daniel Wheeler <[email protected]>
Signed-off-by: Alex Deucher <[email protected]>

1 files changed, 2 insertions, 1 deletions

diff --git a/drivers/gpu/drm/amd/display/dmub/inc/dmub_cmd.h b/drivers/gpu/drm/amd/display/dmub/inc/dmub_cmd.h
index 795d8811af9a..33907feefebb 100644
--- a/drivers/gpu/drm/amd/display/dmub/inc/dmub_cmd.h
+++ b/drivers/gpu/drm/amd/display/dmub/inc/dmub_cmd.h
@@ -1029,13 +1029,14 @@ struct dmub_cmd_fw_assisted_mclk_switch_pipe_data_v2 {
 			uint16_t vtotal;
 			uint16_t htotal;
 			uint8_t vblank_pipe_index;
-			uint8_t padding[2];
+			uint8_t padding[1];
 			struct {
 				uint8_t drr_in_use;
 				uint8_t drr_window_size_ms;	// Indicates largest VMIN/VMAX adjustment per frame
 				uint16_t min_vtotal_supported;	// Min VTOTAL that supports switching in VBLANK
 				uint16_t max_vtotal_supported;	// Max VTOTAL that can support SubVP static scheduling
 				uint8_t use_ramping;		// Use ramping or not
+				uint8_t drr_vblank_start_margin;
 			} drr_info;				// DRR considered as part of SubVP + VBLANK case
 		} vblank_data;
 	} pipe_config;