1 /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ 2 /* 3 * 4 * (C) COPYRIGHT 2022-2023 ARM Limited. All rights reserved. 5 * 6 * This program is free software and is provided to you under the terms of the 7 * GNU General Public License version 2 as published by the Free Software 8 * Foundation, and any use by you of this program is subject to the terms 9 * of such GNU license. 10 * 11 * This program is distributed in the hope that it will be useful, 12 * but WITHOUT ANY WARRANTY; without even the implied warranty of 13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 14 * GNU General Public License for more details. 15 * 16 * You should have received a copy of the GNU General Public License 17 * along with this program; if not, you can access it online at 18 * http://www.gnu.org/licenses/gpl-2.0.html. 19 * 20 */ 21 22 #ifndef _VERSION_COMPAT_DEFS_H_ 23 #define _VERSION_COMPAT_DEFS_H_ 24 25 #include <linux/version.h> 26 27 #if KERNEL_VERSION(4, 16, 0) > LINUX_VERSION_CODE 28 typedef unsigned int __poll_t; 29 #endif 30 31 #if KERNEL_VERSION(4, 9, 78) >= LINUX_VERSION_CODE 32 33 #ifndef EPOLLHUP 34 #define EPOLLHUP POLLHUP 35 #endif 36 37 #ifndef EPOLLERR 38 #define EPOLLERR POLLERR 39 #endif 40 41 #ifndef EPOLLIN 42 #define EPOLLIN POLLIN 43 #endif 44 45 #ifndef EPOLLRDNORM 46 #define EPOLLRDNORM POLLRDNORM 47 #endif 48 49 #endif 50 51 #if KERNEL_VERSION(6, 1, 0) <= LINUX_VERSION_CODE 52 /* This is defined inside kbase for matching the default to kernel's 53 * mmap_min_addr, used inside file mali_kbase_mmap.c. 54 * Note: the value is set at compile time, matching a kernel's configuration 55 * value. It would not be able to track any runtime update of mmap_min_addr. 56 */ 57 #ifdef CONFIG_MMU 58 #define kbase_mmap_min_addr CONFIG_DEFAULT_MMAP_MIN_ADDR 59 60 #ifdef CONFIG_LSM_MMAP_MIN_ADDR 61 #if (CONFIG_LSM_MMAP_MIN_ADDR > CONFIG_DEFAULT_MMAP_MIN_ADDR) 62 /* Replace the default definition with CONFIG_LSM_MMAP_MIN_ADDR */ 63 #undef kbase_mmap_min_addr 64 #define kbase_mmap_min_addr CONFIG_LSM_MMAP_MIN_ADDR 65 #pragma message "kbase_mmap_min_addr compiled to CONFIG_LSM_MMAP_MIN_ADDR, no runtime update!" 66 #endif /* (CONFIG_LSM_MMAP_MIN_ADDR > CONFIG_DEFAULT_MMAP_MIN_ADDR) */ 67 #endif /* CONFIG_LSM_MMAP_MIN_ADDR */ 68 69 #if (kbase_mmap_min_addr == CONFIG_DEFAULT_MMAP_MIN_ADDR) 70 #pragma message "kbase_mmap_min_addr compiled to CONFIG_DEFAULT_MMAP_MIN_ADDR, no runtime update!" 71 #endif 72 73 #else /* CONFIG_MMU */ 74 #define kbase_mmap_min_addr (0UL) 75 #pragma message "kbase_mmap_min_addr compiled to (0UL), no runtime update!" 76 #endif /* CONFIG_MMU */ 77 #endif /* KERNEL_VERSION(6, 1, 0) <= LINUX_VERSION_CODE */ 78 79 #endif /* _VERSION_COMPAT_DEFS_H_ */ 80