Commit bb622e0c authored by Dillon Varone's avatar Dillon Varone Committed by Alex Deucher
Browse files

drm/amd/display: program output tf when required 



[Description]
Output transfer function must be programmed per pipe as part of a front end
update when the plane changes, or output transfer function changes for a
given plane.

Reviewed-by: default avatarAlvin Lee <Alvin.Lee2@amd.com>
Acked-by: default avatarJasdeep Dhillon <jdhillon@amd.com>
Signed-off-by: default avatarDillon Varone <Dillon.Varone@amd.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
parent d5bec403

drivers/gpu/drm/amd/display/dc/dcn20/dcn20_hwseq.c

+4 −1
Original line number Diff line number Diff line
@@ -1741,7 +1741,10 @@ static void dcn20_program_pipe( 
	 * only do gamma programming for powering on, internal memcmp to avoid

	 * updating on slave planes

	 */

	if (pipe_ctx->update_flags.bits.enable || pipe_ctx->stream->update_flags.bits.out_tf)

	if (pipe_ctx->update_flags.bits.enable ||

			pipe_ctx->update_flags.bits.plane_changed ||

			pipe_ctx->stream->update_flags.bits.out_tf ||

			pipe_ctx->plane_state->update_flags.bits.output_tf_change)

		hws->funcs.set_output_transfer_func(dc, pipe_ctx, pipe_ctx->stream);



	/* If the pipe has been enabled or has a different opp, we