amdgpu_xcp.h | Explore in Territory

/*
 * Copyright 2022 Advanced Micro Devices, Inc.
 *
 * Permission is hereby granted, free of charge, to any person obtaining a
 * copy of this software and associated documentation files (the "Software"),
 * to deal in the Software without restriction, including without limitation
 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
 * and/or sell copies of the Software, and to permit persons to whom the
 * Software is furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
 * OTHER DEALINGS IN THE SOFTWARE.
 *
 */

#ifndef AMDGPU_XCP_H
#define AMDGPU_XCP_H

#include <linux/pci.h>
#include <linux/xarray.h>

#include "amdgpu_ctx.h"

#define MAX_XCP …

#define AMDGPU_XCP_MODE_NONE …
#define AMDGPU_XCP_MODE_TRANS …

#define AMDGPU_XCP_FL_NONE …
#define AMDGPU_XCP_FL_LOCKED …

#define AMDGPU_XCP_NO_PARTITION …

struct amdgpu_fpriv;

enum AMDGPU_XCP_IP_BLOCK { … };

enum AMDGPU_XCP_STATE { … };

struct amdgpu_xcp_ip_funcs { … };

struct amdgpu_xcp_ip { … };

struct amdgpu_xcp { … };

struct amdgpu_xcp_mgr { … };

struct amdgpu_xcp_mgr_funcs { … };

int amdgpu_xcp_prepare_suspend(struct amdgpu_xcp_mgr *xcp_mgr, int xcp_id);
int amdgpu_xcp_suspend(struct amdgpu_xcp_mgr *xcp_mgr, int xcp_id);
int amdgpu_xcp_prepare_resume(struct amdgpu_xcp_mgr *xcp_mgr, int xcp_id);
int amdgpu_xcp_resume(struct amdgpu_xcp_mgr *xcp_mgr, int xcp_id);

int amdgpu_xcp_mgr_init(struct amdgpu_device *adev, int init_mode,
			int init_xcps, struct amdgpu_xcp_mgr_funcs *xcp_funcs);
int amdgpu_xcp_init(struct amdgpu_xcp_mgr *xcp_mgr, int num_xcps, int mode);
int amdgpu_xcp_query_partition_mode(struct amdgpu_xcp_mgr *xcp_mgr, u32 flags);
int amdgpu_xcp_switch_partition_mode(struct amdgpu_xcp_mgr *xcp_mgr, int mode);
int amdgpu_xcp_restore_partition_mode(struct amdgpu_xcp_mgr *xcp_mgr);
int amdgpu_xcp_get_partition(struct amdgpu_xcp_mgr *xcp_mgr,
			     enum AMDGPU_XCP_IP_BLOCK ip, int instance);

int amdgpu_xcp_get_inst_details(struct amdgpu_xcp *xcp,
				enum AMDGPU_XCP_IP_BLOCK ip,
				uint32_t *inst_mask);

int amdgpu_xcp_dev_register(struct amdgpu_device *adev,
				const struct pci_device_id *ent);
void amdgpu_xcp_dev_unplug(struct amdgpu_device *adev);
int amdgpu_xcp_open_device(struct amdgpu_device *adev,
			   struct amdgpu_fpriv *fpriv,
			   struct drm_file *file_priv);
void amdgpu_xcp_release_sched(struct amdgpu_device *adev,
			      struct amdgpu_ctx_entity *entity);

#define amdgpu_xcp_select_scheds(adev, e, c, d, x, y) …
#define amdgpu_xcp_update_partition_sched_list(adev) …

static inline int amdgpu_xcp_get_num_xcp(struct amdgpu_xcp_mgr *xcp_mgr)
{ … }

static inline struct amdgpu_xcp *
amdgpu_get_next_xcp(struct amdgpu_xcp_mgr *xcp_mgr, int *from)
{ … }

#define for_each_xcp(xcp_mgr, xcp, i) …

#endif
linux/drivers/gpu/drm/amd/amdgpu/amdgpu_xcp.h
