Please review. This fixes an LDS hang that occurs with NGG, but may occur with other shader stages too.
Thanks, Marek
From 89f7f1ff17b851b5bd513a6c7e7c26546b775d69 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Marek=20Ol=C5=A1=C3=A1k?= <marek.ol...@amd.com> Date: Wed, 25 Nov 2020 01:40:51 -0500 Subject: [PATCH] drm/amdgpu: set LDS_CONFIG=0x20 on VanGogh to fix MGCG hang MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Same as Sienna Cichlid and Navy Flounder. Signed-off-by: Marek Olšák <marek.ol...@amd.com> --- drivers/gpu/drm/amd/amdgpu/gfx_v10_0.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v10_0.c b/drivers/gpu/drm/amd/amdgpu/gfx_v10_0.c index 841d39eb62d9..9b7cba8baf6b 100644 --- a/drivers/gpu/drm/amd/amdgpu/gfx_v10_0.c +++ b/drivers/gpu/drm/amd/amdgpu/gfx_v10_0.c @@ -3262,6 +3262,9 @@ static const struct soc15_reg_golden golden_settings_gc_10_3_vangogh[] = SOC15_REG_GOLDEN_VALUE(GC, 0, mmTA_CNTL_AUX, 0xfff7ffff, 0x01030000), SOC15_REG_GOLDEN_VALUE(GC, 0, mmUTCL1_CTRL, 0xffffffff, 0x00400000), SOC15_REG_GOLDEN_VALUE(GC, 0, mmVGT_GS_MAX_WAVE_ID, 0x00000fff, 0x000000ff), + + /* This is not in GDB yet. Don't remove it. It fixes a GPU hang on VanGogh. */ + SOC15_REG_GOLDEN_VALUE(GC, 0, mmLDS_CONFIG, 0x00000020, 0x00000020), }; static const struct soc15_reg_golden golden_settings_gc_10_3_4[] = -- 2.25.1
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