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Commit 9b38bd1b authored by Jerry (Fangzhi) Zuo's avatar Jerry (Fangzhi) Zuo Committed by Alex Deucher
Browse files

drm/amd/display:: Fix NULL pointer in Raven hotplug 



Programming sequence to frontend and backend has been switched.
In such case, program_scaler() is getting called when programming
frontend, and should be removed from backend programming routine.

Reviewed-by: default avatarHarry Wentland <harry.wentland@amd.com>
Signed-off-by: default avatarJerry (Fangzhi) Zuo <Jerry.Zuo@amd.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
parent af09e48a

drivers/gpu/drm/amd/display/dc/dce110/dce110_hw_sequencer.c

+0 −7
Original line number Diff line number Diff line
@@ -1369,13 +1369,6 @@ static enum dc_status apply_single_controller_ctx_to_hw( 
	}



	pipe_ctx->plane_res.scl_data.lb_params.alpha_en = pipe_ctx->bottom_pipe != 0;

	/* program_scaler and allocate_mem_input are not new asic */

	if ((!pipe_ctx_old ||

	     memcmp(&pipe_ctx_old->plane_res.scl_data, &pipe_ctx->plane_res.scl_data,

		    sizeof(struct scaler_data)) != 0) &&

	     pipe_ctx->plane_state) {

		program_scaler(dc, pipe_ctx);

	}



	/* mst support - use total stream count */

	if (pipe_ctx->plane_res.mi != NULL) {