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Diffstat (limited to 'arch/arm64/include/asm/cpu_ops.h')
-rw-r--r-- | arch/arm64/include/asm/cpu_ops.h | 59 |
1 files changed, 0 insertions, 59 deletions
diff --git a/arch/arm64/include/asm/cpu_ops.h b/arch/arm64/include/asm/cpu_ops.h deleted file mode 100644 index c4cdb5e..0000000 --- a/arch/arm64/include/asm/cpu_ops.h +++ /dev/null @@ -1,59 +0,0 @@ -/* - * Copyright (C) 2013 ARM Ltd. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. - */ -#ifndef __ASM_CPU_OPS_H -#define __ASM_CPU_OPS_H - -#include <linux/init.h> -#include <linux/threads.h> - -struct device_node; - -/** - * struct cpu_operations - Callback operations for hotplugging CPUs. - * - * @name: Name of the property as appears in a devicetree cpu node's - * enable-method property. - * @cpu_init: Reads any data necessary for a specific enable-method from the - * devicetree, for a given cpu node and proposed logical id. - * @cpu_prepare: Early one-time preparation step for a cpu. If there is a - * mechanism for doing so, tests whether it is possible to boot - * the given CPU. - * @cpu_boot: Boots a cpu into the kernel. - * @cpu_postboot: Optionally, perform any post-boot cleanup or necesary - * synchronisation. Called from the cpu being booted. - * @cpu_disable: Prepares a cpu to die. May fail for some mechanism-specific - * reason, which will cause the hot unplug to be aborted. Called - * from the cpu to be killed. - * @cpu_die: Makes a cpu leave the kernel. Must not fail. Called from the - * cpu being killed. - */ -struct cpu_operations { - const char *name; - int (*cpu_init)(struct device_node *, unsigned int); - int (*cpu_prepare)(unsigned int); - int (*cpu_boot)(unsigned int); - void (*cpu_postboot)(void); -#ifdef CONFIG_HOTPLUG_CPU - int (*cpu_disable)(unsigned int cpu); - void (*cpu_die)(unsigned int cpu); -#endif -}; - -extern const struct cpu_operations *cpu_ops[NR_CPUS]; -extern int __init cpu_read_ops(struct device_node *dn, int cpu); -extern void __init cpu_read_bootcpu_ops(void); - -#endif /* ifndef __ASM_CPU_OPS_H */ |