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/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
*
* (C) COPYRIGHT 2023 ARM Limited. All rights reserved.
*
* This program is free software and is provided to you under the terms of the
* GNU General Public License version 2 as published by the Free Software
* Foundation, and any use by you of this program is subject to the terms
* of such GNU license.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, you can access it online at
* http://www.gnu.org/licenses/gpl-2.0.html.
*
*/
#ifndef _KBASE_CSF_CPU_QUEUE_H_
#define _KBASE_CSF_CPU_QUEUE_H_
#include <linux/types.h>
/* Forward declaration */
struct base_csf_notification;
struct kbase_context;
struct kbasep_printer;
#define MALI_CSF_CPU_QUEUE_DUMP_VERSION 0
/* CPU queue dump status */
/* Dumping is done or no dumping is in progress. */
#define BASE_CSF_CPU_QUEUE_DUMP_COMPLETE 0
/* Dumping request is pending. */
#define BASE_CSF_CPU_QUEUE_DUMP_PENDING 1
/* Dumping request is issued to Userspace */
#define BASE_CSF_CPU_QUEUE_DUMP_ISSUED 2
/**
* kbase_csf_cpu_queue_init() - Initialise cpu queue handling per context cpu queue(s)
*
* @kctx: The kbase_context
*/
void kbase_csf_cpu_queue_init(struct kbase_context *kctx);
/**
* kbase_csf_cpu_queue_read_dump_req() - Read cpu queue dump request event
*
* @kctx: The kbase_context which cpu queue dumped belongs to.
* @req: Notification with cpu queue dump request.
*
* Return: true if needs CPU queue dump, or false otherwise.
*/
bool kbase_csf_cpu_queue_read_dump_req(struct kbase_context *kctx,
struct base_csf_notification *req);
/**
* kbase_csf_cpu_queue_dump_needed() - Check the requirement for cpu queue dump
*
* @kctx: The kbase_context which cpu queue dumped belongs to.
*
* Return: true if it needs cpu queue dump, or false otherwise.
*/
bool kbase_csf_cpu_queue_dump_needed(struct kbase_context *kctx);
/**
* kbase_csf_cpu_queue_dump_buffer() - dump buffer containing cpu queue information
*
* @kctx: The kbase_context which cpu queue dumped belongs to.
* @buffer: Buffer containing the cpu queue information.
* @buf_size: Buffer size.
*
* Return: Return 0 for dump successfully, or error code.
*/
int kbase_csf_cpu_queue_dump_buffer(struct kbase_context *kctx, u64 buffer, size_t buf_size);
/**
* kbasep_csf_cpu_queue_dump_print() - Dump cpu queue information to file
*
* @kctx: The kbase_context which cpu queue dumped belongs to.
* @kbpr: Pointer to printer instance.
*
* Return: Return 0 for dump successfully, or error code.
*/
int kbasep_csf_cpu_queue_dump_print(struct kbase_context *kctx, struct kbasep_printer *kbpr);
#endif /* _KBASE_CSF_CPU_QUEUE_H_ */
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