Commit c400ecce authored by Nicholas Kazlauskas's avatar Nicholas Kazlauskas Committed by Alex Deucher
Browse files

drm/amd/display: Factor in immediate flip support into DLG calculations 



[Why]
We expect to be able to perform immediate flipping without having to
recalculate and update all the watermarks.

There are certain usecases today (1080p @ 90deg, 2160p @ 90deg) such
that we get a urgency value of 0 for frac_urg_bw_flip because we're
explicitly passing in a value of "false" for requiring immediate
flip support into the DLG calculation.

[How]
Always pass in true into the calculation. With this we get a correct
non-zero value for frac_urg_bw_flip.

Signed-off-by: default avatarNicholas Kazlauskas <nicholas.kazlauskas@amd.com>
Reviewed-by: default avatarJun Lei <Jun.Lei@amd.com>
Acked-by: default avatarRodrigo Siqueira <Rodrigo.Siqueira@amd.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
parent d5bef51f

drivers/gpu/drm/amd/display/dc/dcn20/dcn20_resource.c

+1 −1
Original line number Diff line number Diff line
@@ -3033,7 +3033,7 @@ void dcn20_calculate_dlg_params( 
				pipe_idx,

				cstate_en,

				context->bw_ctx.bw.dcn.clk.p_state_change_support,

				false, false, false);

				false, false, true);



		context->bw_ctx.dml.funcs.rq_dlg_get_rq_reg(&context->bw_ctx.dml,

				&context->res_ctx.pipe_ctx[i].rq_regs,