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| author | Le Ma <le.ma@amd.com> | 2022-04-02 19:39:59 +0800 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2023-06-09 09:45:29 -0400 |
| commit | 0c552ed38780f24b7ac235c3d10c6c94686ecfdf (patch) | |
| tree | 5c8bb30c898f2c3db5dc639888226b9069090fa8 /drivers/gpu/drm/amd/amdgpu/soc15.c | |
| parent | 1526ec9a3ed90e7ad36de7ef8aa2768b60af14df (diff) | |
| download | linux-stable-0c552ed38780f24b7ac235c3d10c6c94686ecfdf.tar.gz linux-stable-0c552ed38780f24b7ac235c3d10c6c94686ecfdf.tar.bz2 linux-stable-0c552ed38780f24b7ac235c3d10c6c94686ecfdf.zip | |
drm/amdgpu: add indirect r/w interface for smn address greater than 32bits
On multiple AIDs platform, bit[34:32] in SMD address is leveraged to access
nonAID0 register smn address and new PCI_INDEX_HI register is introduced
to access the higher bits.
v2: rebase on latest register accessors (Alex)
Signed-off-by: Le Ma <le.ma@amd.com>
Acked-by: Felix Kuehling <Felix.Kuehling@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/soc15.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/soc15.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/soc15.c b/drivers/gpu/drm/amd/amdgpu/soc15.c index b7e8af56df84..b9bcb12bff91 100644 --- a/drivers/gpu/drm/amd/amdgpu/soc15.c +++ b/drivers/gpu/drm/amd/amdgpu/soc15.c @@ -866,6 +866,8 @@ static int soc15_common_early_init(void *handle) adev->smc_wreg = NULL; adev->pcie_rreg = &amdgpu_device_indirect_rreg; adev->pcie_wreg = &amdgpu_device_indirect_wreg; + adev->pcie_rreg_ext = &amdgpu_device_indirect_rreg_ext; + adev->pcie_wreg_ext = &amdgpu_device_indirect_wreg_ext; adev->pcie_rreg64 = &amdgpu_device_indirect_rreg64; adev->pcie_wreg64 = &amdgpu_device_indirect_wreg64; adev->uvd_ctx_rreg = &soc15_uvd_ctx_rreg; |