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6bfd6d72 JL |
1 | #ifndef _LINUX_CPUDL_H |
2 | #define _LINUX_CPUDL_H | |
3 | ||
4 | #include <linux/sched.h> | |
2726d6ce | 5 | #include <linux/sched/deadline.h> |
6bfd6d72 JL |
6 | |
7 | #define IDX_INVALID -1 | |
8 | ||
944770ab | 9 | struct cpudl_item { |
6bfd6d72 JL |
10 | u64 dl; |
11 | int cpu; | |
944770ab | 12 | int idx; |
6bfd6d72 JL |
13 | }; |
14 | ||
15 | struct cpudl { | |
16 | raw_spinlock_t lock; | |
17 | int size; | |
6bfd6d72 | 18 | cpumask_var_t free_cpus; |
944770ab | 19 | struct cpudl_item *elements; |
6bfd6d72 JL |
20 | }; |
21 | ||
22 | ||
23 | #ifdef CONFIG_SMP | |
24 | int cpudl_find(struct cpudl *cp, struct task_struct *p, | |
25 | struct cpumask *later_mask); | |
26 | void cpudl_set(struct cpudl *cp, int cpu, u64 dl, int is_valid); | |
27 | int cpudl_init(struct cpudl *cp); | |
16b26943 XP |
28 | void cpudl_set_freecpu(struct cpudl *cp, int cpu); |
29 | void cpudl_clear_freecpu(struct cpudl *cp, int cpu); | |
6bfd6d72 | 30 | void cpudl_cleanup(struct cpudl *cp); |
6bfd6d72 JL |
31 | #endif /* CONFIG_SMP */ |
32 | ||
33 | #endif /* _LINUX_CPUDL_H */ |