amdgpu_reset.h | Explore in Territory

/*
 * Copyright 2021 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_RESET_H__
#define __AMDGPU_RESET_H__

#include "amdgpu.h"

#define AMDGPU_RESET_MAX_HANDLERS …

enum AMDGPU_RESET_FLAGS { … };

enum AMDGPU_RESET_SRCS { … };

struct amdgpu_reset_context { … };

struct amdgpu_reset_handler { … };

struct amdgpu_reset_control { … };


enum amdgpu_reset_domain_type { … };

struct amdgpu_reset_domain { … };

int amdgpu_reset_init(struct amdgpu_device *adev);
int amdgpu_reset_fini(struct amdgpu_device *adev);

int amdgpu_reset_prepare_hwcontext(struct amdgpu_device *adev,
				   struct amdgpu_reset_context *reset_context);

int amdgpu_reset_perform_reset(struct amdgpu_device *adev,
			       struct amdgpu_reset_context *reset_context);

int amdgpu_reset_prepare_env(struct amdgpu_device *adev,
			     struct amdgpu_reset_context *reset_context);
int amdgpu_reset_restore_env(struct amdgpu_device *adev,
			     struct amdgpu_reset_context *reset_context);

struct amdgpu_reset_domain *amdgpu_reset_create_reset_domain(enum amdgpu_reset_domain_type type,
							     char *wq_name);

void amdgpu_reset_destroy_reset_domain(struct kref *ref);

static inline bool amdgpu_reset_get_reset_domain(struct amdgpu_reset_domain *domain)
{ … }

static inline void amdgpu_reset_put_reset_domain(struct amdgpu_reset_domain *domain)
{ … }

static inline bool amdgpu_reset_domain_schedule(struct amdgpu_reset_domain *domain,
						struct work_struct *work)
{ … }

void amdgpu_device_lock_reset_domain(struct amdgpu_reset_domain *reset_domain);

void amdgpu_device_unlock_reset_domain(struct amdgpu_reset_domain *reset_domain);

void amdgpu_reset_get_desc(struct amdgpu_reset_context *rst_ctxt, char *buf,
			   size_t len);

#define for_each_handler(i, handler, reset_ctl) …
#endif
linux/drivers/gpu/drm/amd/amdgpu/amdgpu_reset.h
