Commit f8588f05 authored by Lijo Lazar's avatar Lijo Lazar Committed by Alex Deucher
Browse files

drm/amdgpu: Show current compute partition on VF 



Enable sysfs node for current compute partition mode on VFs also.

Signed-off-by: default avatarLijo Lazar <lijo.lazar@amd.com>
Reviewed-by: default avatarVignesh Chander <Vignesh.Chander@amd.com>
Tested-by: default avatarVignesh Chander <Vignesh.Chander@amd.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
parent b3c68716

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

+27 −2
Original line number Diff line number Diff line
@@ -1604,21 +1604,46 @@ static DEVICE_ATTR(available_compute_partition, 0444, 


int amdgpu_gfx_sysfs_init(struct amdgpu_device *adev)

{

	struct amdgpu_xcp_mgr *xcp_mgr = adev->xcp_mgr;

	bool xcp_switch_supported;

	int r;



	if (!xcp_mgr)

		return 0;



	xcp_switch_supported =

		(xcp_mgr->funcs && xcp_mgr->funcs->switch_partition_mode);



	if (!xcp_switch_supported)

		dev_attr_current_compute_partition.attr.mode &=

			~(S_IWUSR | S_IWGRP | S_IWOTH);



	r = device_create_file(adev->dev, &dev_attr_current_compute_partition);

	if (r)

		return r;



	r = device_create_file(adev->dev, &dev_attr_available_compute_partition);

	if (xcp_switch_supported)

		r = device_create_file(adev->dev,

				       &dev_attr_available_compute_partition);



	return r;

}



void amdgpu_gfx_sysfs_fini(struct amdgpu_device *adev)

{

	struct amdgpu_xcp_mgr *xcp_mgr = adev->xcp_mgr;

	bool xcp_switch_supported;



	if (!xcp_mgr)

		return;



	xcp_switch_supported =

		(xcp_mgr->funcs && xcp_mgr->funcs->switch_partition_mode);

	device_remove_file(adev->dev, &dev_attr_current_compute_partition);

	device_remove_file(adev->dev, &dev_attr_available_compute_partition);



	if (xcp_switch_supported)

		device_remove_file(adev->dev,

				   &dev_attr_available_compute_partition);

}



int amdgpu_gfx_sysfs_isolation_shader_init(struct amdgpu_device *adev)

drivers/gpu/drm/amd/amdgpu/gfx_v9_4_3.c

+4 −8
Original line number Diff line number Diff line
@@ -1165,12 +1165,9 @@ static int gfx_v9_4_3_sw_init(struct amdgpu_ip_block *ip_block) 
	if (r)

		return r;





	if (!amdgpu_sriov_vf(adev)) {

	r = amdgpu_gfx_sysfs_init(adev);

	if (r)

		return r;

	}



	gfx_v9_4_3_alloc_ip_dump(adev);
@@ -1201,7 +1198,6 @@ static int gfx_v9_4_3_sw_fini(struct amdgpu_ip_block *ip_block) 
	gfx_v9_4_3_mec_fini(adev);

	amdgpu_bo_unref(&adev->gfx.rlc.clear_state_obj);

	gfx_v9_4_3_free_microcode(adev);

	if (!amdgpu_sriov_vf(adev))

	amdgpu_gfx_sysfs_fini(adev);

	amdgpu_gfx_sysfs_isolation_shader_fini(adev);