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| author | Juri Lelli <juri.lelli@arm.com> | 2017-05-31 17:59:30 +0100 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2017-06-03 19:10:09 +0900 |
| commit | 615ffd63149117aa5693d6672944966b490cdb66 (patch) | |
| tree | 6c464df45d4a4d554a1e3e22723c8200da1ab81e /include/linux/arch_topology.h | |
| parent | c105aa31183a6ebec395681b6df47c8b65259322 (diff) | |
| download | lwn-615ffd63149117aa5693d6672944966b490cdb66.tar.gz lwn-615ffd63149117aa5693d6672944966b490cdb66.zip | |
arm,arm64,drivers: move externs in a new header file
Create a new header file (include/linux/arch_topology.h) and put there
declarations of interfaces used by arm, arm64 and drivers code.
Signed-off-by: Juri Lelli <juri.lelli@arm.com>
Acked-by: Russell King <rmk+kernel@armlinux.org.uk>
Acked-by: Catalin Marinas <catalin.marinas@arm.com>
Acked-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'include/linux/arch_topology.h')
| -rw-r--r-- | include/linux/arch_topology.h | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/include/linux/arch_topology.h b/include/linux/arch_topology.h new file mode 100644 index 000000000000..4edae9fe8cdd --- /dev/null +++ b/include/linux/arch_topology.h @@ -0,0 +1,17 @@ +/* + * include/linux/arch_topology.h - arch specific cpu topology information + */ +#ifndef _LINUX_ARCH_TOPOLOGY_H_ +#define _LINUX_ARCH_TOPOLOGY_H_ + +void normalize_cpu_capacity(void); + +struct device_node; +int parse_cpu_capacity(struct device_node *cpu_node, int cpu); + +struct sched_domain; +unsigned long arch_scale_cpu_capacity(struct sched_domain *sd, int cpu); + +void set_capacity_scale(unsigned int cpu, unsigned long capacity); + +#endif /* _LINUX_ARCH_TOPOLOGY_H_ */ |