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Diffstat (limited to 'arch/s390/include/asm/idle.h')
| -rw-r--r-- | arch/s390/include/asm/idle.h | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/arch/s390/include/asm/idle.h b/arch/s390/include/asm/idle.h new file mode 100644 index 000000000..5cea629c5 --- /dev/null +++ b/arch/s390/include/asm/idle.h @@ -0,0 +1,32 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/* + * Copyright IBM Corp. 2014 + * + * Author: Martin Schwidefsky <schwidefsky@de.ibm.com> + */ + +#ifndef _S390_IDLE_H +#define _S390_IDLE_H + +#include <linux/types.h> +#include <linux/device.h> +#include <linux/seqlock.h> + +struct s390_idle_data { + seqcount_t seqcount; + unsigned long idle_count; + unsigned long idle_time; + unsigned long clock_idle_enter; + unsigned long clock_idle_exit; + unsigned long timer_idle_enter; + unsigned long timer_idle_exit; + unsigned long mt_cycles_enter[8]; +}; + +extern struct device_attribute dev_attr_idle_count; +extern struct device_attribute dev_attr_idle_time_us; + +void psw_idle(struct s390_idle_data *data, unsigned long psw_mask); +void psw_idle_exit(void); + +#endif /* _S390_IDLE_H */ |