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authorLijo Lazar <lijo.lazar@amd.com>2023-12-08 11:18:22 +0300
committerAlex Deucher <alexander.deucher@amd.com>2024-02-08 02:30:11 +0300
commit534c8a5b9d5d41d30cdcac93cfa1bca5e17be009 (patch)
tree888132acf498f1b8df1e686c5fbc23b604b63b95 /drivers/gpu/drm
parent58fca355ad37dcb5f785d9095db5f748b79c5dc2 (diff)
downloadlinux-534c8a5b9d5d41d30cdcac93cfa1bca5e17be009.tar.xz
drm/amdgpu: Fix HDP flush for VFs on nbio v7.9
HDP flush remapping is not done for VFs. Keep the original offsets in VF environment. Signed-off-by: Lijo Lazar <lijo.lazar@amd.com> Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm')
-rw-r--r--drivers/gpu/drm/amd/amdgpu/nbio_v7_9.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/nbio_v7_9.c b/drivers/gpu/drm/amd/amdgpu/nbio_v7_9.c
index e90f33780803..b4723d68eab0 100644
--- a/drivers/gpu/drm/amd/amdgpu/nbio_v7_9.c
+++ b/drivers/gpu/drm/amd/amdgpu/nbio_v7_9.c
@@ -431,6 +431,12 @@ static void nbio_v7_9_init_registers(struct amdgpu_device *adev)
u32 inst_mask;
int i;
+ if (amdgpu_sriov_vf(adev))
+ adev->rmmio_remap.reg_offset =
+ SOC15_REG_OFFSET(
+ NBIO, 0,
+ regBIF_BX_DEV0_EPF0_VF0_HDP_MEM_COHERENCY_FLUSH_CNTL)
+ << 2;
WREG32_SOC15(NBIO, 0, regXCC_DOORBELL_FENCE,
0xff & ~(adev->gfx.xcc_mask));