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authorLijo Lazar <lijo.lazar@amd.com>2023-12-08 11:18:22 +0300
committerAlex Deucher <alexander.deucher@amd.com>2024-02-07 20:26:24 +0300
commitd5597444032b2f5c8624918fb5b29be5bba78a3c (patch)
tree3a082198c46c0094da3e37f1bd976c27159ecd75
parent15dba12c5659772f9a5e5194f18160ed5dda470e (diff)
downloadlinux-d5597444032b2f5c8624918fb5b29be5bba78a3c.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>
-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));