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Diffstat (limited to 'include/linux/msm_bus_rules.h')
| -rw-r--r-- | include/linux/msm_bus_rules.h | 77 |
1 files changed, 77 insertions, 0 deletions
diff --git a/include/linux/msm_bus_rules.h b/include/linux/msm_bus_rules.h new file mode 100644 index 000000000000..1b384566f0c5 --- /dev/null +++ b/include/linux/msm_bus_rules.h @@ -0,0 +1,77 @@ +/* Copyright (c) 2014, The Linux Foundation. All rights reserved. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 and + * only 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. + */ + +#ifndef _ARCH_ARM_MACH_MSM_BUS_RULES_H +#define _ARCH_ARM_MACH_MSM_BUS_RULES_H + +#include <linux/types.h> +#include <linux/list.h> +#include <linux/notifier.h> +#include <dt-bindings/msm/msm-bus-rule-ops.h> + +#define MAX_NODES (5) + +struct rule_update_path_info { + u32 id; + u64 ab; + u64 ib; + u64 clk; + struct list_head link; +}; + +struct rule_apply_rcm_info { + u32 id; + u64 lim_bw; + int throttle; + bool after_clk_commit; + struct list_head link; +}; + +struct bus_rule_type { + int num_src; + int *src_id; + int src_field; + int op; + u64 thresh; + int num_dst; + int *dst_node; + u64 dst_bw; + int mode; + void *client_data; +}; + +#if (defined(CONFIG_BUS_TOPOLOGY_ADHOC)) +void msm_rule_register(int num_rules, struct bus_rule_type *rule, + struct notifier_block *nb); +void msm_rule_unregister(int num_rules, struct bus_rule_type *rule, + struct notifier_block *nb); +void print_rules_buf(char *buf, int count); +bool msm_rule_are_rules_registered(void); +#else +static inline void msm_rule_register(int num_rules, struct bus_rule_type *rule, + struct notifier_block *nb) +{ +} +static inline void msm_rule_unregister(int num_rules, + struct bus_rule_type *rule, + struct notifier_block *nb) +{ +} +static inline void print_rules_buf(char *buf, int count) +{ +} +static inline bool msm_rule_are_rules_registered(void) +{ + return false; +} +#endif /* defined(CONFIG_BUS_TOPOLOGY_ADHOC) */ +#endif /* _ARCH_ARM_MACH_MSM_BUS_RULES_H */ |