From 9f0fc191371843c4fc000a226b0a26b6c059aacd Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sat, 18 May 2024 19:40:19 +0200 Subject: Merging upstream version 6.7.7. Signed-off-by: Daniel Baumann --- arch/ia64/include/asm/irqflags.h | 95 ---------------------------------------- 1 file changed, 95 deletions(-) delete mode 100644 arch/ia64/include/asm/irqflags.h (limited to 'arch/ia64/include/asm/irqflags.h') diff --git a/arch/ia64/include/asm/irqflags.h b/arch/ia64/include/asm/irqflags.h deleted file mode 100644 index 1dc30f12e5..0000000000 --- a/arch/ia64/include/asm/irqflags.h +++ /dev/null @@ -1,95 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0 */ -/* - * IRQ flags defines. - * - * Copyright (C) 1998-2003 Hewlett-Packard Co - * David Mosberger-Tang - * Copyright (C) 1999 Asit Mallick - * Copyright (C) 1999 Don Dugger - */ - -#ifndef _ASM_IA64_IRQFLAGS_H -#define _ASM_IA64_IRQFLAGS_H - -#include -#include - -#ifdef CONFIG_IA64_DEBUG_IRQ -extern unsigned long last_cli_ip; -static inline void arch_maybe_save_ip(unsigned long flags) -{ - if (flags & IA64_PSR_I) - last_cli_ip = ia64_getreg(_IA64_REG_IP); -} -#else -#define arch_maybe_save_ip(flags) do {} while (0) -#endif - -/* - * - clearing psr.i is implicitly serialized (visible by next insn) - * - setting psr.i requires data serialization - * - we need a stop-bit before reading PSR because we sometimes - * write a floating-point register right before reading the PSR - * and that writes to PSR.mfl - */ - -static inline unsigned long arch_local_save_flags(void) -{ - ia64_stop(); - return ia64_getreg(_IA64_REG_PSR); -} - -static inline unsigned long arch_local_irq_save(void) -{ - unsigned long flags = arch_local_save_flags(); - - ia64_stop(); - ia64_rsm(IA64_PSR_I); - arch_maybe_save_ip(flags); - return flags; -} - -static inline void arch_local_irq_disable(void) -{ -#ifdef CONFIG_IA64_DEBUG_IRQ - arch_local_irq_save(); -#else - ia64_stop(); - ia64_rsm(IA64_PSR_I); -#endif -} - -static inline void arch_local_irq_enable(void) -{ - ia64_stop(); - ia64_ssm(IA64_PSR_I); - ia64_srlz_d(); -} - -static inline void arch_local_irq_restore(unsigned long flags) -{ -#ifdef CONFIG_IA64_DEBUG_IRQ - unsigned long old_psr = arch_local_save_flags(); -#endif - ia64_intrin_local_irq_restore(flags & IA64_PSR_I); - arch_maybe_save_ip(old_psr & ~flags); -} - -static inline bool arch_irqs_disabled_flags(unsigned long flags) -{ - return (flags & IA64_PSR_I) == 0; -} - -static inline bool arch_irqs_disabled(void) -{ - return arch_irqs_disabled_flags(arch_local_save_flags()); -} - -static inline void arch_safe_halt(void) -{ - arch_local_irq_enable(); - ia64_pal_halt_light(); /* PAL_HALT_LIGHT */ -} - - -#endif /* _ASM_IA64_IRQFLAGS_H */ -- cgit v1.2.3