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

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[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: Nicholas Kazlauskas <nicholas.kazlauskas@amd.com>
Reviewed-by: Jun Lei <Jun.Lei@amd.com>
Acked-by: Rodrigo Siqueira <Rodrigo.Siqueira@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Nicholas Kazlauskas 2020-04-07 12:10:41 -04:00 • committed by Alex Deucher
parent d5bef51f08
commit c400ecce96
1 changed files with 1 additions and 1 deletions
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2
drivers/gpu/drm/amd/display/dc/dcn20/dcn20_resource.c
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@ -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,