Commit 95066fd5 authored by Zhigang Luo's avatar Zhigang Luo Committed by Alex Deucher
Browse files

drm/amdgpu: remove sriov vf gfxhub fb location programming 



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

Signed-off-by: default avatarZhigang Luo <zhigang.luo@amd.com>
Reviewed-by: default avatarHawking Zhang <Hawking.Zhang@amd.com>
Reviewed-By : Shaoyun.liu <shaoyunl@amd.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
parent adbe2e3d

drivers/gpu/drm/amd/amdgpu/gfxhub_v1_0.c

+0 −12
Original line number Diff line number Diff line
@@ -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);