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)
35 lines
780 B
C
35 lines
780 B
C
/*
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* Shared support for SH-X3 interrupt controllers.
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*
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* Copyright (C) 2009 - 2010 Paul Mundt
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*
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* This file is subject to the terms and conditions of the GNU General Public
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* License. See the file "COPYING" in the main directory of this archive
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* for more details.
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*/
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#include <linux/irq.h>
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#include <linux/io.h>
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#include <linux/init.h>
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#define INTACK 0xfe4100b8
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#define INTACKCLR 0xfe4100bc
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#define INTC_USERIMASK 0xfe411000
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#ifdef CONFIG_INTC_BALANCING
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unsigned int irq_lookup(unsigned int irq)
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{
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return __raw_readl(INTACK) & 1 ? irq : NO_IRQ_IGNORE;
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}
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void irq_finish(unsigned int irq)
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{
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__raw_writel(irq2evt(irq), INTACKCLR);
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}
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#endif
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static int __init shx3_irq_setup(void)
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{
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return register_intc_userimask(INTC_USERIMASK);
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}
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arch_initcall(shx3_irq_setup);
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