| /* SPDX-License-Identifier: GPL-2.0-or-later OR BSD-3-Clause */ |
| /* |
| * Copyright (C) 2023, STMicroelectronics - All Rights Reserved |
| */ |
| |
| #ifndef MACH_ETZPC_H |
| #define MACH_ETZPC_H |
| |
| #include <linux/types.h> |
| |
| /** |
| * stm32_etzpc_check_access - Check ETZPC accesses for given device node |
| * |
| * @device_node Node of the device for which the accesses are checked |
| * |
| * @returns 0 on success (if access is granted), -EINVAL if access is denied. |
| * Else, returns an appropriate negative ERRNO value |
| */ |
| int stm32_etzpc_check_access(ofnode device_node); |
| |
| /** |
| * stm32_etzpc_check_access_by_id - Check ETZPC accesses for given id |
| * |
| * @device_node Node of the device to get a reference on ETZPC |
| * @id ID of the resource to check |
| * |
| * @returns 0 on success (if access is granted), -EINVAL if access is denied. |
| * Else, returns an appropriate negative ERRNO value |
| */ |
| int stm32_etzpc_check_access_by_id(ofnode device_node, u32 id); |
| |
| #endif /* MACH_ETZPC_H*/ |