Commit 81c274c4 authored by Frank.Min's avatar Frank.Min Committed by Alex Deucher
Browse files

drm/amdgpu: disable agp for sriov 



Since agp is not used for sriov, just disable it

Reviewed-by: default avatarChristian König <christian.koenig@amd.com>
Signed-off-by: default avatarFrank.Min <Frank.Min@amd.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
parent c4e1da5e

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

+8 −0
Original line number Diff line number Diff line
@@ -220,6 +220,14 @@ void amdgpu_gmc_agp_location(struct amdgpu_device *adev, struct amdgpu_gmc *mc) 
	const uint64_t sixteen_gb_mask = ~(sixteen_gb - 1);

	u64 size_af, size_bf;



	if (amdgpu_sriov_vf(adev)) {

		mc->agp_start = 0xffffffff;

		mc->agp_end = 0x0;

		mc->agp_size = 0;



		return;

	}



	if (mc->fb_start > mc->gart_start) {

		size_bf = (mc->fb_start & sixteen_gb_mask) -

			ALIGN(mc->gart_end + 1, sixteen_gb);

drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c

+1 −2
Original line number Diff line number Diff line
@@ -934,7 +934,6 @@ static void gmc_v9_0_vram_gtt_location(struct amdgpu_device *adev, 
	base += adev->gmc.xgmi.physical_node_id * adev->gmc.xgmi.node_segment_size;

	amdgpu_gmc_vram_location(adev, mc, base);

	amdgpu_gmc_gart_location(adev, mc);

	if (!amdgpu_sriov_vf(adev))

	amdgpu_gmc_agp_location(adev, mc);

	/* base offset of vram pages */

	adev->vm_manager.vram_base_offset = gfxhub_v1_0_get_mc_fb_offset(adev);