diff options
| author | Felix Kuehling <Felix.Kuehling@amd.com> | 2021-11-04 16:15:43 -0400 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2021-11-24 15:02:25 -0500 |
| commit | d3a21f7e353dc8d6939383578f3bd45b4ae3a946 (patch) | |
| tree | d1b51dbb2f03cc87075c74ea7360107d192dfda2 /drivers/gpu/drm/amd/amdgpu/nbio_v7_0.c | |
| parent | 136057256686de39cc3a07c2e39ef6bc43003ff6 (diff) | |
drm/amdgpu: Fix MMIO HDP flush on SRIOV
Disable HDP register remapping on SRIOV and set rmmio_remap.reg_offset
to the fixed address of the VF register for hdp_v*_flush_hdp.
Signed-off-by: Felix Kuehling <Felix.Kuehling@amd.com>
Tested-by: Bokun Zhang <bokun.zhang@amd.com>
Reviewed-by: Lijo Lazar <lijo.lazar@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/nbio_v7_0.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/nbio_v7_0.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/nbio_v7_0.c b/drivers/gpu/drm/amd/amdgpu/nbio_v7_0.c index 3c00666a13e1..37a4039fdfc5 100644 --- a/drivers/gpu/drm/amd/amdgpu/nbio_v7_0.c +++ b/drivers/gpu/drm/amd/amdgpu/nbio_v7_0.c @@ -273,7 +273,9 @@ const struct nbio_hdp_flush_reg nbio_v7_0_hdp_flush_reg = { static void nbio_v7_0_init_registers(struct amdgpu_device *adev) { - + if (amdgpu_sriov_vf(adev)) + adev->rmmio_remap.reg_offset = + SOC15_REG_OFFSET(NBIO, 0, mmHDP_MEM_COHERENCY_FLUSH_CNTL) << 2; } const struct amdgpu_nbio_funcs nbio_v7_0_funcs = { |