diff options
Diffstat (limited to 'drivers/gator/gator.h')
| -rw-r--r-- | drivers/gator/gator.h | 41 |
1 files changed, 22 insertions, 19 deletions
diff --git a/drivers/gator/gator.h b/drivers/gator/gator.h index 5ad0254d86a9..5cc73a388c4f 100644 --- a/drivers/gator/gator.h +++ b/drivers/gator/gator.h @@ -14,13 +14,13 @@ #include <linux/mm.h> #include <linux/list.h> -#define GATOR_PERF_SUPPORT LINUX_VERSION_CODE >= KERNEL_VERSION(3, 0, 0) -#define GATOR_PERF_PMU_SUPPORT GATOR_PERF_SUPPORT && defined(CONFIG_PERF_EVENTS) && (!(defined(__arm__) || defined(__aarch64__)) || defined(CONFIG_HW_PERF_EVENTS)) +#define GATOR_PERF_SUPPORT (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 0, 0)) +#define GATOR_PERF_PMU_SUPPORT (GATOR_PERF_SUPPORT && defined(CONFIG_PERF_EVENTS) && (!(defined(__arm__) || defined(__aarch64__)) || defined(CONFIG_HW_PERF_EVENTS))) #define GATOR_NO_PERF_SUPPORT (!(GATOR_PERF_SUPPORT)) -#define GATOR_CPU_FREQ_SUPPORT (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 38)) && defined(CONFIG_CPU_FREQ) +#define GATOR_CPU_FREQ_SUPPORT ((LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 38)) && defined(CONFIG_CPU_FREQ)) #define GATOR_IKS_SUPPORT defined(CONFIG_BL_SWITCHER) -// cpu ids +/* cpu ids */ #define ARM1136 0xb36 #define ARM1156 0xb56 #define ARM1176 0xb76 @@ -29,7 +29,6 @@ #define CORTEX_A7 0xc07 #define CORTEX_A8 0xc08 #define CORTEX_A9 0xc09 -#define CORTEX_A12 0xc0d #define CORTEX_A15 0xc0f #define CORTEX_A17 0xc0e #define SCORPION 0x00f @@ -42,20 +41,20 @@ #define AARCH64 0xd0f #define OTHER 0xfff -// gpu enums +/* gpu enums */ #define MALI_4xx 1 -#define MALI_T6xx 2 +#define MALI_MIDGARD 2 #define MAXSIZE_CORE_NAME 32 struct gator_cpu { const int cpuid; - // Human readable name + /* Human readable name */ const char core_name[MAXSIZE_CORE_NAME]; - // gatorfs event and Perf PMU name - const char * const pmnc_name; - // compatible from Documentation/devicetree/bindings/arm/cpus.txt - const char * const dt_name; + /* gatorfs event and Perf PMU name */ + const char *const pmnc_name; + /* compatible from Documentation/devicetree/bindings/arm/cpus.txt */ + const char *const dt_name; const int pmnc_counters; }; @@ -98,7 +97,7 @@ int gatorfs_create_ro_ulong(struct super_block *sb, struct dentry *root, extern struct tracepoint *gator_tracepoint_##probe_name; \ static void probe_##probe_name(void *data, PARAMS(proto)) # define GATOR_REGISTER_TRACE(probe_name) \ - tracepoint_probe_register(gator_tracepoint_##probe_name, probe_##probe_name, NULL) + ((gator_tracepoint_##probe_name == NULL) || tracepoint_probe_register(gator_tracepoint_##probe_name, probe_##probe_name, NULL)) # define GATOR_UNREGISTER_TRACE(probe_name) \ tracepoint_probe_unregister(gator_tracepoint_##probe_name, probe_##probe_name, NULL) #endif @@ -107,15 +106,19 @@ int gatorfs_create_ro_ulong(struct super_block *sb, struct dentry *root, * Events ******************************************************************************/ struct gator_interface { - void (*shutdown)(void); // Complementary function to init + /* Complementary function to init */ + void (*shutdown)(void); int (*create_files)(struct super_block *sb, struct dentry *root); int (*start)(void); - void (*stop)(void); // Complementary function to start + /* Complementary function to start */ + void (*stop)(void); int (*online)(int **buffer, bool migrate); int (*offline)(int **buffer, bool migrate); - void (*online_dispatch)(int cpu, bool migrate); // called in process context but may not be running on core 'cpu' - void (*offline_dispatch)(int cpu, bool migrate); // called in process context but may not be running on core 'cpu' - int (*read)(int **buffer); + /* called in process context but may not be running on core 'cpu' */ + void (*online_dispatch)(int cpu, bool migrate); + /* called in process context but may not be running on core 'cpu' */ + void (*offline_dispatch)(int cpu, bool migrate); + int (*read)(int **buffer, bool sched_switch); int (*read64)(long long **buffer); int (*read_proc)(long long **buffer, struct task_struct *); struct list_head list; @@ -146,4 +149,4 @@ int pcpu_to_lcpu(const int pcpu); #define get_logical_cpu() smp_processor_id() #define on_primary_core() (get_logical_cpu() == 0) -#endif // GATOR_H_ +#endif /* GATOR_H_ */ |