/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
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/*
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*
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* (C) COPYRIGHT 2022-2023 ARM Limited. All rights reserved.
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*
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* This program is free software and is provided to you under the terms of the
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* GNU General Public License version 2 as published by the Free Software
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* Foundation, and any use by you of this program is subject to the terms
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* of such GNU license.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, you can access it online at
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* http://www.gnu.org/licenses/gpl-2.0.html.
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*
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*/
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#ifndef _VERSION_COMPAT_DEFS_H_
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#define _VERSION_COMPAT_DEFS_H_
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#include <linux/version.h>
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#if KERNEL_VERSION(4, 16, 0) > LINUX_VERSION_CODE
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typedef unsigned int __poll_t;
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#endif
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#if KERNEL_VERSION(4, 9, 78) >= LINUX_VERSION_CODE
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#ifndef EPOLLHUP
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#define EPOLLHUP POLLHUP
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#endif
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#ifndef EPOLLERR
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#define EPOLLERR POLLERR
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#endif
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#ifndef EPOLLIN
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#define EPOLLIN POLLIN
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#endif
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#ifndef EPOLLRDNORM
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#define EPOLLRDNORM POLLRDNORM
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#endif
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#endif
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#if KERNEL_VERSION(6, 1, 0) <= LINUX_VERSION_CODE
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/* This is defined inside kbase for matching the default to kernel's
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* mmap_min_addr, used inside file mali_kbase_mmap.c.
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* Note: the value is set at compile time, matching a kernel's configuration
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* value. It would not be able to track any runtime update of mmap_min_addr.
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*/
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#ifdef CONFIG_MMU
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#define kbase_mmap_min_addr CONFIG_DEFAULT_MMAP_MIN_ADDR
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#ifdef CONFIG_LSM_MMAP_MIN_ADDR
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#if (CONFIG_LSM_MMAP_MIN_ADDR > CONFIG_DEFAULT_MMAP_MIN_ADDR)
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/* Replace the default definition with CONFIG_LSM_MMAP_MIN_ADDR */
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#undef kbase_mmap_min_addr
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#define kbase_mmap_min_addr CONFIG_LSM_MMAP_MIN_ADDR
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#pragma message "kbase_mmap_min_addr compiled to CONFIG_LSM_MMAP_MIN_ADDR, no runtime update!"
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#endif /* (CONFIG_LSM_MMAP_MIN_ADDR > CONFIG_DEFAULT_MMAP_MIN_ADDR) */
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#endif /* CONFIG_LSM_MMAP_MIN_ADDR */
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#if (kbase_mmap_min_addr == CONFIG_DEFAULT_MMAP_MIN_ADDR)
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#pragma message "kbase_mmap_min_addr compiled to CONFIG_DEFAULT_MMAP_MIN_ADDR, no runtime update!"
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#endif
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#else /* CONFIG_MMU */
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#define kbase_mmap_min_addr (0UL)
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#pragma message "kbase_mmap_min_addr compiled to (0UL), no runtime update!"
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#endif /* CONFIG_MMU */
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#endif /* KERNEL_VERSION(6, 1, 0) <= LINUX_VERSION_CODE */
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#endif /* _VERSION_COMPAT_DEFS_H_ */
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