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drm/amdgpu: remove sriov vf gfxhub fb location programming

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host driver programmed the gfxhub fb location for vf, no need to
program in guest side.

Signed-off-by: Zhigang Luo <zhigang.luo@amd.com>
Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com>
Reviewed-By : Shaoyun.liu <shaoyunl@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Zhigang Luo 2021-06-02 09:43:49 -04:00 committed by Alex Deucher
parent adbe2e3d34
commit 95066fd5d2
1 changed files with 0 additions and 12 deletions
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12
drivers/gpu/drm/amd/amdgpu/gfxhub_v1_0.c
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@ -321,18 +321,6 @@ static void gfxhub_v1_0_program_invalidation(struct amdgpu_device *adev)
static int gfxhub_v1_0_gart_enable(struct amdgpu_device *adev)
{
if (amdgpu_sriov_vf(adev) && adev->asic_type != CHIP_ARCTURUS) {
/*
* 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_RLC(GC, 0, mmMC_VM_FB_LOCATION_BASE,
adev->gmc.vram_start >> 24);
WREG32_SOC15_RLC(GC, 0, mmMC_VM_FB_LOCATION_TOP,
adev->gmc.vram_end >> 24);
}
/* GART Enable. */
gfxhub_v1_0_init_gart_aperture_regs(adev);
gfxhub_v1_0_init_system_aperture_regs(adev);