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)
69 lines
1.2 KiB
C
69 lines
1.2 KiB
C
/* SPDX-License-Identifier: GPL-2.0 */
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#ifndef __ALPHA_IRQFLAGS_H
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#define __ALPHA_IRQFLAGS_H
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#include <asm/pal.h>
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#define IPL_MIN 0
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#define IPL_SW0 1
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#define IPL_SW1 2
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#define IPL_DEV0 3
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#define IPL_DEV1 4
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#define IPL_TIMER 5
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#define IPL_PERF 6
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#define IPL_POWERFAIL 6
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#define IPL_MCHECK 7
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#define IPL_MAX 7
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#ifdef CONFIG_ALPHA_BROKEN_IRQ_MASK
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#undef IPL_MIN
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#define IPL_MIN __min_ipl
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extern int __min_ipl;
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#endif
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#define getipl() (rdps() & 7)
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#define setipl(ipl) ((void) swpipl(ipl))
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static inline unsigned long arch_local_save_flags(void)
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{
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return rdps();
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}
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static inline void arch_local_irq_disable(void)
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{
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setipl(IPL_MAX);
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barrier();
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}
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static inline unsigned long arch_local_irq_save(void)
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{
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unsigned long flags = swpipl(IPL_MAX);
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barrier();
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return flags;
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}
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static inline void arch_local_irq_enable(void)
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{
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barrier();
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setipl(IPL_MIN);
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}
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static inline void arch_local_irq_restore(unsigned long flags)
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{
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barrier();
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setipl(flags);
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barrier();
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}
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static inline bool arch_irqs_disabled_flags(unsigned long flags)
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{
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return flags == IPL_MAX;
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}
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static inline bool arch_irqs_disabled(void)
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{
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return arch_irqs_disabled_flags(getipl());
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}
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#endif /* __ALPHA_IRQFLAGS_H */
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