| /* 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. |
| * |
| * 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. |
| * |
| * @kbdev: Pointer to the Kbase device |
| * |
| * 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. |
| * |
| * Read a "configuration option" section adding it to the |
| * kbase_device:csf.firmware_config list. |
| * |
| * Return: 0 if successful, negative error code on failure |
| * |
| * @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 |
| */ |
| 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_ */ |