Commit 46f7b4de authored by Gavin Wan's avatar Gavin Wan Committed by Alex Deucher
Browse files

drm/amdgpu: Set memory partitions to 1 for SRIOV. 



For SRIOV, the memory partitions are set on host drover. Each VF only
has one memory partition. We need set the memory partitions to 1 on
guest driver for SRIOV.

V2: sqaush in fix ("drm/amdgpu: Fix memory range info of GC 9.4.3 VFs")

Signed-off-by: default avatarGavin Wan <Gavin.Wan@amd.com>
Acked-by: default avatarZhigang Luo <zhigang.luo@amd.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
parent b0a3bbf9

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

+7 −1
Original line number Diff line number Diff line
@@ -1346,6 +1346,9 @@ gmc_v9_0_get_memory_partition(struct amdgpu_device *adev, u32 *supp_modes) 
static enum amdgpu_memory_partition

gmc_v9_0_query_memory_partition(struct amdgpu_device *adev)

{

	if (amdgpu_sriov_vf(adev))

		return AMDGPU_NPS1_PARTITION_MODE;



	return gmc_v9_0_get_memory_partition(adev, NULL);

}
@@ -1897,6 +1900,9 @@ static int gmc_v9_0_init_mem_ranges(struct amdgpu_device *adev) 
	else

		gmc_v9_0_init_sw_mem_ranges(adev, adev->gmc.mem_partitions);



	if (amdgpu_sriov_vf(adev))

		valid = true;

	else

		valid = gmc_v9_0_validate_partition_info(adev);

	if (!valid) {

		/* TODO: handle invalid case */