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authorAlex Deucher <alexander.deucher@amd.com>2019-10-29 17:14:15 -0400
committerAlex Deucher <alexander.deucher@amd.com>2019-10-30 11:56:20 -0400
commit30ef5c7eaba0ddafc6c23eca65ebe52169dfcc60 (patch)
tree10fbd3f4203e050ec975553ebf7732e35d528368 /drivers/gpu/drm/amd/amdgpu/gfxhub_v2_0.c
parente6f4e274c1e52d1f0bfe293fb44ddf59de6c0374 (diff)
drm/amdgpu/gmc10: properly set BANK_SELECT and FRAGMENT_SIZE
These were not aligned for optimal performance for GPUVM. Acked-by: Christian K├Ânig <christian.koenig@amd.com> Reviewed-by: Tianci Yin <tianci.yin@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com> Cc: stable@vger.kernel.org
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/gfxhub_v2_0.c')
-rw-r--r--drivers/gpu/drm/amd/amdgpu/gfxhub_v2_0.c9
1 files changed, 9 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/gfxhub_v2_0.c b/drivers/gpu/drm/amd/amdgpu/gfxhub_v2_0.c
index 8b789f750b72..db10640a3b2f 100644
--- a/drivers/gpu/drm/amd/amdgpu/gfxhub_v2_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/gfxhub_v2_0.c
@@ -151,6 +151,15 @@ static void gfxhub_v2_0_init_cache_regs(struct amdgpu_device *adev)
WREG32_SOC15(GC, 0, mmGCVM_L2_CNTL2, tmp);
tmp = mmGCVM_L2_CNTL3_DEFAULT;
+ if (adev->gmc.translate_further) {
+ tmp = REG_SET_FIELD(tmp, GCVM_L2_CNTL3, BANK_SELECT, 12);
+ tmp = REG_SET_FIELD(tmp, GCVM_L2_CNTL3,
+ L2_CACHE_BIGK_FRAGMENT_SIZE, 9);
+ } else {
+ tmp = REG_SET_FIELD(tmp, GCVM_L2_CNTL3, BANK_SELECT, 9);
+ tmp = REG_SET_FIELD(tmp, GCVM_L2_CNTL3,
+ L2_CACHE_BIGK_FRAGMENT_SIZE, 6);
+ }
WREG32_SOC15(GC, 0, mmGCVM_L2_CNTL3, tmp);
tmp = mmGCVM_L2_CNTL4_DEFAULT;