Commit 55d62fe1 authored by Frank.Min's avatar Frank.Min Committed by Alex Deucher
Browse files

drm/amdgpu: remove FB location config for sriov 



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

Signed-off-by: default avatarFrank.Min <Frank.Min@amd.com>
Reviewed-by: default avatarEmily Deng <Emily.Deng@amd.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
parent fdf57ba6

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

+1 −1
Original line number Diff line number Diff line
@@ -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

drivers/gpu/drm/amd/amdgpu/mmhub_v9_4.c

+0 −16
Original line number Diff line number Diff line
@@ -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);

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