threeeye
bc1d038eac
Squashed backup commit (no shallow-clone history issues) of xiaomi-mt6833-dev/kernel_xiaomi_mt6833 (lineage-23.2 branch, upstream commit 9eece662e) plus all fixes applied to get everpal_defconfig building clean against a modern (GCC 15.2.0) toolchain -- see the previous commit message on the lineage-23.2 branch (also in this repo history is not available here since this is a squashed snapshot; full incremental history lives in the local DL380 checkout and the upstream GitHub remote). Upstream: https://github.com/xiaomi-mt6833-dev/kernel_xiaomi_mt6833 (lineage-23.2)
55 lines
1.4 KiB
C
55 lines
1.4 KiB
C
/*
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* Copyright (C) 2016 MediaTek Inc.
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation.
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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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#include <linux/module.h>
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#include <linux/init.h>
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#include <linux/printk.h>
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#include <linux/kernel.h>
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#include <mt-plat/mtk_secure_api.h>
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unsigned long *aee_rr_rec_fiq_cache_step_pa(void);
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#ifdef CONFIG_MACH_MT6763
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DEFINE_SPINLOCK(cache_lock);
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#else
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static DEFINE_MUTEX(cache_mutex);
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#endif
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void mt_fiq_cache_flush_all(void)
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{
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#ifdef CONFIG_MACH_MT6763
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unsigned long flags;
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trace_printk("[FIQ_CACHE] starts\n");
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spin_lock_irqsave(&cache_lock, flags);
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mt_secure_call(MTK_SIP_KERNEL_CACHE_FLUSH_FIQ, 0, 0, 0);
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spin_unlock_irqrestore(&cache_lock, flags);
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trace_printk("[FIQ_CACHE] done\n");
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#else
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mutex_lock(&cache_mutex);
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trace_printk("[FIQ_CACHE] starts\n");
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mt_secure_call(MTK_SIP_KERNEL_CACHE_FLUSH_FIQ, 0, 0, 0);
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trace_printk("[FIQ_CACHE] done\n");
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mutex_unlock(&cache_mutex);
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#endif
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}
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static int __init fiq_cache_init(void)
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{
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mt_secure_call(MTK_SIP_KERNEL_CACHE_FLUSH_INIT,
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(unsigned long)aee_rr_rec_fiq_cache_step_pa(), 0, 0);
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return 0;
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}
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module_init(fiq_cache_init);
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