Commit 9a10c126 authored by Dillon Varone's avatar Dillon Varone Committed by Alex Deucher
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drm/amd/display: set optimized required for comp buf changes 



[Description]
When compressed buffer allocation changes, optimized required flag should be
set to trigger an update in optimize bandwidth.

Reviewed-by: default avatarAric Cyr <Aric.Cyr@amd.com>
Acked-by: default avatarStylon Wang <stylon.wang@amd.com>
Signed-off-by: default avatarDillon Varone <Dillon.Varone@amd.com>
Tested-by: default avatarDaniel Wheeler <daniel.wheeler@amd.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
parent 00812bfc

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

+5 −2
Original line number Diff line number Diff line
@@ -2011,10 +2011,13 @@ void dcn20_prepare_bandwidth( 


	/* decrease compbuf size */

	if (hubbub->funcs->program_compbuf_size) {

		if (context->bw_ctx.dml.ip.min_comp_buffer_size_kbytes)

		if (context->bw_ctx.dml.ip.min_comp_buffer_size_kbytes) {

			compbuf_size_kb = context->bw_ctx.dml.ip.min_comp_buffer_size_kbytes;

		else

			dc->wm_optimized_required |= (compbuf_size_kb != dc->current_state->bw_ctx.dml.ip.min_comp_buffer_size_kbytes);

		} else {

			compbuf_size_kb = context->bw_ctx.bw.dcn.compbuf_size_kb;

			dc->wm_optimized_required |= (compbuf_size_kb != dc->current_state->bw_ctx.bw.dcn.compbuf_size_kb);

		}



		hubbub->funcs->program_compbuf_size(hubbub, compbuf_size_kb, false);

	}