From 2874129903600907bb29b5df15258b95630548f3 Mon Sep 17 00:00:00 2001 From: Daniel Sa Date: Thu, 16 May 2024 12:03:34 -0400 Subject: [PATCH] drm/amd/display: Fetch Mall caps from DC [Why] When performing P-State switching with Subvp on 8k (downscaled to 4k). corruption can be seen on the screen. MALL data was not being fetched from DC, and the system things there is more MALL space then what is actually available. [How] Read MALL size from dc caps. Reviewed-by: Dillon Varone Acked-by: Zaeem Mohamed Signed-off-by: Daniel Sa Tested-by: Daniel Wheeler Signed-off-by: Alex Deucher --- .../drm/amd/display/dc/dml2/dml21/dml21_translation_helper.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/gpu/drm/amd/display/dc/dml2/dml21/dml21_translation_helper.c b/drivers/gpu/drm/amd/display/dc/dml2/dml21/dml21_translation_helper.c index 9f641ffdc924..a7d02da16bb5 100644 --- a/drivers/gpu/drm/amd/display/dc/dml2/dml21/dml21_translation_helper.c +++ b/drivers/gpu/drm/amd/display/dc/dml2/dml21/dml21_translation_helper.c @@ -306,7 +306,7 @@ void dml21_apply_soc_bb_overrides(struct dml2_initialize_instance_in_out *dml_in if (in_dc->ctx->dc_bios->vram_info.num_chans) { dml_clk_table->dram_config.channel_count = in_dc->ctx->dc_bios->vram_info.num_chans; - //dml_soc_bb->mall_allocated_for_dcn_mbytes = TODO; + dml_soc_bb->mall_allocated_for_dcn_mbytes = in_dc->caps.mall_size_total / 1048576; } if (in_dc->ctx->dc_bios->vram_info.dram_channel_width_bytes) { -- 2.50.1