From: Lijo Lazar <lijo.lazar@xxxxxxx> [ Upstream commit 534c8a5b9d5d41d30cdcac93cfa1bca5e17be009 ] HDP flush remapping is not done for VFs. Keep the original offsets in VF environment. Signed-off-by: Lijo Lazar <lijo.lazar@xxxxxxx> Reviewed-by: Hawking Zhang <Hawking.Zhang@xxxxxxx> Signed-off-by: Alex Deucher <alexander.deucher@xxxxxxx> Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx> --- drivers/gpu/drm/amd/amdgpu/nbio_v7_9.c | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/drivers/gpu/drm/amd/amdgpu/nbio_v7_9.c b/drivers/gpu/drm/amd/amdgpu/nbio_v7_9.c index 25a3da83e0fb..db013f86147a 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)); -- 2.43.0
