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/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
*
* (C) COPYRIGHT 2020-2021 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_FIRMWARE_CFG_H_
#define _KBASE_CSF_FIRMWARE_CFG_H_
#include <mali_kbase.h>
#include "mali_kbase_csf_firmware.h"
#include <linux/firmware.h>
#define CONFIGURATION_ENTRY_NAME_OFFSET (0xC)
/**
* kbase_csf_firmware_cfg_init - Create the sysfs directory for configuration
* options present in firmware image.
*
* @kbdev: Pointer to the Kbase device
*
* This function would create a sysfs directory and populate it with a
* sub-directory, that would contain a file per attribute, for every
* configuration option parsed from firmware image.
*
* Return: The initialization error code.
*/
int kbase_csf_firmware_cfg_init(struct kbase_device *kbdev);
/**
* kbase_csf_firmware_cfg_term - Delete the sysfs directory that was created
* for firmware configuration options.
*
* @kbdev: Pointer to the Kbase device
*
*/
void kbase_csf_firmware_cfg_term(struct kbase_device *kbdev);
/**
* kbase_csf_firmware_cfg_option_entry_parse() - Process a
* "configuration option" section.
*
* @kbdev: Kbase device structure
* @fw: Firmware image containing the section
* @entry: Pointer to the section
* @size: Size (in bytes) of the section
* @updatable: Indicates if entry can be updated with FIRMWARE_CONFIG_UPDATE
*
* Read a "configuration option" section adding it to the
* kbase_device:csf.firmware_config list.
*
* Return: 0 if successful, negative error code on failure
*/
int kbase_csf_firmware_cfg_option_entry_parse(struct kbase_device *kbdev,
const struct firmware *fw,
const u32 *entry,
unsigned int size,
bool updatable);
#endif /* _KBASE_CSF_FIRMWARE_CFG_H_ */
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