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drm/amdgpu: remove FB location config for sriov

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FB location is already programmed by HV driver
for arcutus so remove this part

Signed-off-by: Frank.Min <Frank.Min@amd.com>
Reviewed-by: Emily Deng <Emily.Deng@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Frank.Min 2019-12-19 17:29:54 +08:00 committed by Alex Deucher
parent fdf57ba690
commit 55d62fe10f
2 changed files with 1 additions and 17 deletions
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2
drivers/gpu/drm/amd/amdgpu/gfxhub_v1_0.c
View File

@ -264,7 +264,7 @@ static void gfxhub_v1_0_program_invalidation(struct amdgpu_device *adev)
int gfxhub_v1_0_gart_enable(struct amdgpu_device *adev)
{
if (amdgpu_sriov_vf(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

16
drivers/gpu/drm/amd/amdgpu/mmhub_v9_4.c
View File

@ -368,22 +368,6 @@ int mmhub_v9_4_gart_enable(struct amdgpu_device *adev)
int i;
for (i = 0; i < MMHUB_NUM_INSTANCES; i++) {
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_OFFSET(MMHUB, 0,
mmVMSHAREDVC0_MC_VM_FB_LOCATION_BASE,
i * MMHUB_INSTANCE_REGISTER_OFFSET,
adev->gmc.vram_start >> 24);
WREG32_SOC15_OFFSET(MMHUB, 0,
mmVMSHAREDVC0_MC_VM_FB_LOCATION_TOP,
i * MMHUB_INSTANCE_REGISTER_OFFSET,
adev->gmc.vram_end >> 24);
}
/* GART Enable. */
mmhub_v9_4_init_gart_aperture_regs(adev, i);
mmhub_v9_4_init_system_aperture_regs(adev, i);