Commit 4a421335 authored Jan 08, 2026 by Charlene Liu Committed by Alex Deucher Jan 27, 2026

drm/amd/display: Enable vstateup hook for DCN401 to be reused



Add the hook to the DCN401 header file so that it can be reused in other
files

Reviewed-by: Leo Chen <leo.chen@amd.com>
Signed-off-by: Charlene Liu <Charlene.Liu@amd.com>
Signed-off-by: Aurabindo Pillai <aurabindo.pillai@amd.com>
Tested-by: Dan Wheeler <daniel.wheeler@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

parent 6ce8d536

drivers/gpu/drm/amd/display/dc/resource/dcn401/dcn401_resource.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -1772,7 +1772,7 @@ static int dcn401_get_power_profile(const struct dc_state *context)
		return dpm_level;
		}

		static unsigned int dcn401_get_vstartup_for_pipe(struct pipe_ctx *pipe_ctx)
		unsigned int dcn401_get_vstartup_for_pipe(struct pipe_ctx *pipe_ctx)
		{
		return pipe_ctx->global_sync.dcn4x.vstartup_lines;
		}

drivers/gpu/drm/amd/display/dc/resource/dcn401/dcn401_resource.h

+2 −0

Original line number	Diff line number	Diff line
		@@ -28,6 +28,8 @@ enum dc_status dcn401_validate_bandwidth(struct dc *dc,

		void dcn401_prepare_mcache_programming(struct dc dc, struct dc_state context);

		unsigned int dcn401_get_vstartup_for_pipe(struct pipe_ctx *pipe_ctx);

		/* Following are definitions for run time init of reg offsets */

		/* HUBP */