diff options
| author | Zhigang Luo <[email protected]> | 2023-07-06 12:05:40 -0400 |
|---|---|---|
| committer | Alex Deucher <[email protected]> | 2023-08-07 17:13:09 -0400 |
| commit | 66353ec433418e285fd5bad10384aad7a65af83b (patch) | |
| tree | f73170d45f6aaeff033c829ccf759a0eb59dcae3 | |
| parent | c7ddc0a800bc9f681a18c3bdd9f06b61adfabc11 (diff) | |
drm/amdgpu: remove SRIOV VF FB location programming
For SRIOV VF, FB location is programmed by host driver, no need to
program it in guest driver.
v2: squash in unused variable removal
Signed-off-by: Zhigang Luo <[email protected]>
Acked-by: Alex Deucher <[email protected]>
Signed-off-by: Alex Deucher <[email protected]>
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/gfxhub_v1_2.c | 16 | ||||
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/mmhub_v1_8.c | 12 |
2 files changed, 0 insertions, 28 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/gfxhub_v1_2.c b/drivers/gpu/drm/amd/amdgpu/gfxhub_v1_2.c index dbdee1a0aefe..0834af771549 100644 --- a/drivers/gpu/drm/amd/amdgpu/gfxhub_v1_2.c +++ b/drivers/gpu/drm/amd/amdgpu/gfxhub_v1_2.c @@ -402,22 +402,6 @@ static void gfxhub_v1_2_xcc_program_invalidation(struct amdgpu_device *adev, static int gfxhub_v1_2_xcc_gart_enable(struct amdgpu_device *adev, uint32_t xcc_mask) { - int i; - - /* - * MC_VM_FB_LOCATION_BASE/TOP is NULL for VF, because they are - * VF copy registers so vbios post doesn't program them, for - * SRIOV driver need to program them - */ - if (amdgpu_sriov_vf(adev)) { - for_each_inst(i, xcc_mask) { - WREG32_SOC15_RLC(GC, GET_INST(GC, i), regMC_VM_FB_LOCATION_BASE, - adev->gmc.vram_start >> 24); - WREG32_SOC15_RLC(GC, GET_INST(GC, i), regMC_VM_FB_LOCATION_TOP, - adev->gmc.vram_end >> 24); - } - } - /* GART Enable. */ gfxhub_v1_2_xcc_init_gart_aperture_regs(adev, xcc_mask); gfxhub_v1_2_xcc_init_system_aperture_regs(adev, xcc_mask); diff --git a/drivers/gpu/drm/amd/amdgpu/mmhub_v1_8.c b/drivers/gpu/drm/amd/amdgpu/mmhub_v1_8.c index 5e8b493f8699..784c4e077470 100644 --- a/drivers/gpu/drm/amd/amdgpu/mmhub_v1_8.c +++ b/drivers/gpu/drm/amd/amdgpu/mmhub_v1_8.c @@ -413,18 +413,6 @@ static void mmhub_v1_8_program_invalidation(struct amdgpu_device *adev) static int mmhub_v1_8_gart_enable(struct amdgpu_device *adev) { - if (amdgpu_sriov_vf(adev)) { - /* - * MC_VM_FB_LOCATION_BASE/TOP is NULL for VF, becuase they are - * VF copy registers so vbios post doesn't program them, for - * SRIOV driver need to program them - */ - WREG32_SOC15(MMHUB, 0, regMC_VM_FB_LOCATION_BASE, - adev->gmc.vram_start >> 24); - WREG32_SOC15(MMHUB, 0, regMC_VM_FB_LOCATION_TOP, - adev->gmc.vram_end >> 24); - } - /* GART Enable. */ mmhub_v1_8_init_gart_aperture_regs(adev); mmhub_v1_8_init_system_aperture_regs(adev); |