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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-05-18 17:40:19 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-05-18 17:40:19 +0000 |
commit | 9f0fc191371843c4fc000a226b0a26b6c059aacd (patch) | |
tree | 35f8be3ef04506ac891ad001e8c41e535ae8d01d /arch/ia64/include/asm/smp.h | |
parent | Releasing progress-linux version 6.6.15-2~progress7.99u1. (diff) | |
download | linux-9f0fc191371843c4fc000a226b0a26b6c059aacd.tar.xz linux-9f0fc191371843c4fc000a226b0a26b6c059aacd.zip |
Merging upstream version 6.7.7.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'arch/ia64/include/asm/smp.h')
-rw-r--r-- | arch/ia64/include/asm/smp.h | 103 |
1 files changed, 0 insertions, 103 deletions
diff --git a/arch/ia64/include/asm/smp.h b/arch/ia64/include/asm/smp.h deleted file mode 100644 index aa92234c01..0000000000 --- a/arch/ia64/include/asm/smp.h +++ /dev/null @@ -1,103 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0 */ -/* - * SMP Support - * - * Copyright (C) 1999 VA Linux Systems - * Copyright (C) 1999 Walt Drummond <drummond@valinux.com> - * (c) Copyright 2001-2003, 2005 Hewlett-Packard Development Company, L.P. - * David Mosberger-Tang <davidm@hpl.hp.com> - * Bjorn Helgaas <bjorn.helgaas@hp.com> - */ -#ifndef _ASM_IA64_SMP_H -#define _ASM_IA64_SMP_H - -#include <linux/init.h> -#include <linux/threads.h> -#include <linux/kernel.h> -#include <linux/cpumask.h> -#include <linux/bitops.h> -#include <linux/irqreturn.h> - -#include <asm/param.h> -#include <asm/processor.h> -#include <asm/ptrace.h> - -static inline unsigned int -ia64_get_lid (void) -{ - union { - struct { - unsigned long reserved : 16; - unsigned long eid : 8; - unsigned long id : 8; - unsigned long ignored : 32; - } f; - unsigned long bits; - } lid; - - lid.bits = ia64_getreg(_IA64_REG_CR_LID); - return lid.f.id << 8 | lid.f.eid; -} - -#define hard_smp_processor_id() ia64_get_lid() - -#ifdef CONFIG_SMP - -#define raw_smp_processor_id() (current_thread_info()->cpu) - -extern struct smp_boot_data { - int cpu_count; - int cpu_phys_id[NR_CPUS]; -} smp_boot_data __initdata; - -extern char no_int_routing; - -extern cpumask_t cpu_core_map[NR_CPUS]; -DECLARE_PER_CPU_SHARED_ALIGNED(cpumask_t, cpu_sibling_map); -extern int smp_num_siblings; -extern void __iomem *ipi_base_addr; - -extern volatile int ia64_cpu_to_sapicid[]; -#define cpu_physical_id(i) ia64_cpu_to_sapicid[i] - -extern unsigned long ap_wakeup_vector; - -/* - * Function to map hard smp processor id to logical id. Slow, so don't use this in - * performance-critical code. - */ -static inline int -cpu_logical_id (int cpuid) -{ - int i; - - for (i = 0; i < NR_CPUS; ++i) - if (cpu_physical_id(i) == cpuid) - break; - return i; -} - -/* Upping and downing of CPUs */ -extern int __cpu_disable (void); -extern void __cpu_die (unsigned int cpu); -extern void cpu_die (void) __attribute__ ((noreturn)); -extern void __init smp_build_cpu_map(void); - -extern void __init init_smp_config (void); -extern void smp_do_timer (struct pt_regs *regs); - -extern irqreturn_t handle_IPI(int irq, void *dev_id); -extern void smp_send_reschedule (int cpu); -extern void identify_siblings (struct cpuinfo_ia64 *); -extern int is_multithreading_enabled(void); - -extern void arch_send_call_function_single_ipi(int cpu); -extern void arch_send_call_function_ipi_mask(const struct cpumask *mask); - -#else /* CONFIG_SMP */ - -#define cpu_logical_id(i) 0 -#define cpu_physical_id(i) ia64_get_lid() - -#endif /* CONFIG_SMP */ -#endif /* _ASM_IA64_SMP_H */ |