diff options
Diffstat (limited to 'include/linux/counter.h')
-rw-r--r-- | include/linux/counter.h | 201 |
1 files changed, 176 insertions, 25 deletions
diff --git a/include/linux/counter.h b/include/linux/counter.h index b7d0a00a61cf..b63746637de2 100644 --- a/include/linux/counter.h +++ b/include/linux/counter.h @@ -31,6 +31,8 @@ enum counter_comp_type { COUNTER_COMP_ENUM, COUNTER_COMP_COUNT_DIRECTION, COUNTER_COMP_COUNT_MODE, + COUNTER_COMP_SIGNAL_POLARITY, + COUNTER_COMP_ARRAY, }; /** @@ -38,66 +40,114 @@ enum counter_comp_type { * @type: Counter component data type * @name: device-specific component name * @priv: component-relevant data - * @action_read Synapse action mode read callback. The read value of the + * @action_read: Synapse action mode read callback. The read value of the * respective Synapse action mode should be passed back via * the action parameter. - * @device_u8_read Device u8 component read callback. The read value of the + * @device_u8_read: Device u8 component read callback. The read value of the * respective Device u8 component should be passed back via * the val parameter. - * @count_u8_read Count u8 component read callback. The read value of the + * @count_u8_read: Count u8 component read callback. The read value of the * respective Count u8 component should be passed back via * the val parameter. - * @signal_u8_read Signal u8 component read callback. The read value of the + * @signal_u8_read: Signal u8 component read callback. The read value of the * respective Signal u8 component should be passed back via * the val parameter. - * @device_u32_read Device u32 component read callback. The read value of + * @device_u32_read: Device u32 component read callback. The read value of * the respective Device u32 component should be passed * back via the val parameter. - * @count_u32_read Count u32 component read callback. The read value of the + * @count_u32_read: Count u32 component read callback. The read value of the * respective Count u32 component should be passed back via * the val parameter. - * @signal_u32_read Signal u32 component read callback. The read value of + * @signal_u32_read: Signal u32 component read callback. The read value of * the respective Signal u32 component should be passed * back via the val parameter. - * @device_u64_read Device u64 component read callback. The read value of + * @device_u64_read: Device u64 component read callback. The read value of * the respective Device u64 component should be passed * back via the val parameter. - * @count_u64_read Count u64 component read callback. The read value of the + * @count_u64_read: Count u64 component read callback. The read value of the * respective Count u64 component should be passed back via * the val parameter. - * @signal_u64_read Signal u64 component read callback. The read value of + * @signal_u64_read: Signal u64 component read callback. The read value of * the respective Signal u64 component should be passed * back via the val parameter. - * @action_write Synapse action mode write callback. The write value of + * @signal_array_u32_read: Signal u32 array component read callback. The + * index of the respective Count u32 array + * component element is passed via the idx + * parameter. The read value of the respective + * Count u32 array component element should be + * passed back via the val parameter. + * @device_array_u64_read: Device u64 array component read callback. The + * index of the respective Device u64 array + * component element is passed via the idx + * parameter. The read value of the respective + * Device u64 array component element should be + * passed back via the val parameter. + * @count_array_u64_read: Count u64 array component read callback. The + * index of the respective Count u64 array + * component element is passed via the idx + * parameter. The read value of the respective + * Count u64 array component element should be + * passed back via the val parameter. + * @signal_array_u64_read: Signal u64 array component read callback. The + * index of the respective Count u64 array + * component element is passed via the idx + * parameter. The read value of the respective + * Count u64 array component element should be + * passed back via the val parameter. + * @action_write: Synapse action mode write callback. The write value of * the respective Synapse action mode is passed via the * action parameter. - * @device_u8_write Device u8 component write callback. The write value of + * @device_u8_write: Device u8 component write callback. The write value of * the respective Device u8 component is passed via the val * parameter. - * @count_u8_write Count u8 component write callback. The write value of + * @count_u8_write: Count u8 component write callback. The write value of * the respective Count u8 component is passed via the val * parameter. - * @signal_u8_write Signal u8 component write callback. The write value of + * @signal_u8_write: Signal u8 component write callback. The write value of * the respective Signal u8 component is passed via the val * parameter. - * @device_u32_write Device u32 component write callback. The write value of + * @device_u32_write: Device u32 component write callback. The write value of * the respective Device u32 component is passed via the * val parameter. - * @count_u32_write Count u32 component write callback. The write value of + * @count_u32_write: Count u32 component write callback. The write value of * the respective Count u32 component is passed via the val * parameter. - * @signal_u32_write Signal u32 component write callback. The write value of + * @signal_u32_write: Signal u32 component write callback. The write value of * the respective Signal u32 component is passed via the * val parameter. - * @device_u64_write Device u64 component write callback. The write value of + * @device_u64_write: Device u64 component write callback. The write value of * the respective Device u64 component is passed via the * val parameter. - * @count_u64_write Count u64 component write callback. The write value of + * @count_u64_write: Count u64 component write callback. The write value of * the respective Count u64 component is passed via the val * parameter. - * @signal_u64_write Signal u64 component write callback. The write value of + * @signal_u64_write: Signal u64 component write callback. The write value of * the respective Signal u64 component is passed via the * val parameter. + * @signal_array_u32_write: Signal u32 array component write callback. The + * index of the respective Signal u32 array + * component element is passed via the idx + * parameter. The write value of the respective + * Signal u32 array component element is passed via + * the val parameter. + * @device_array_u64_write: Device u64 array component write callback. The + * index of the respective Device u64 array + * component element is passed via the idx + * parameter. The write value of the respective + * Device u64 array component element is passed via + * the val parameter. + * @count_array_u64_write: Count u64 array component write callback. The + * index of the respective Count u64 array + * component element is passed via the idx + * parameter. The write value of the respective + * Count u64 array component element is passed via + * the val parameter. + * @signal_array_u64_write: Signal u64 array component write callback. The + * index of the respective Signal u64 array + * component element is passed via the idx + * parameter. The write value of the respective + * Signal u64 array component element is passed via + * the val parameter. */ struct counter_comp { enum counter_comp_type type; @@ -125,6 +175,17 @@ struct counter_comp { struct counter_count *count, u64 *val); int (*signal_u64_read)(struct counter_device *counter, struct counter_signal *signal, u64 *val); + int (*signal_array_u32_read)(struct counter_device *counter, + struct counter_signal *signal, + size_t idx, u32 *val); + int (*device_array_u64_read)(struct counter_device *counter, + size_t idx, u64 *val); + int (*count_array_u64_read)(struct counter_device *counter, + struct counter_count *count, + size_t idx, u64 *val); + int (*signal_array_u64_read)(struct counter_device *counter, + struct counter_signal *signal, + size_t idx, u64 *val); }; union { int (*action_write)(struct counter_device *counter, @@ -148,6 +209,17 @@ struct counter_comp { struct counter_count *count, u64 val); int (*signal_u64_write)(struct counter_device *counter, struct counter_signal *signal, u64 val); + int (*signal_array_u32_write)(struct counter_device *counter, + struct counter_signal *signal, + size_t idx, u32 val); + int (*device_array_u64_write)(struct counter_device *counter, + size_t idx, u64 val); + int (*count_array_u64_write)(struct counter_device *counter, + struct counter_count *count, + size_t idx, u64 val); + int (*signal_array_u64_write)(struct counter_device *counter, + struct counter_signal *signal, + size_t idx, u64 val); }; }; @@ -314,8 +386,6 @@ struct counter_device { struct counter_comp *ext; size_t num_ext; - void *priv; - struct device dev; struct cdev chrdev; struct list_head events_list; @@ -329,10 +399,17 @@ struct counter_device { struct mutex ops_exist_lock; }; -int counter_register(struct counter_device *const counter); +void *counter_priv(const struct counter_device *const counter); + +struct counter_device *counter_alloc(size_t sizeof_priv); +void counter_put(struct counter_device *const counter); +int counter_add(struct counter_device *const counter); + void counter_unregister(struct counter_device *const counter); -int devm_counter_register(struct device *dev, - struct counter_device *const counter); +struct counter_device *devm_counter_alloc(struct device *dev, + size_t sizeof_priv); +int devm_counter_add(struct device *dev, + struct counter_device *const counter); void counter_push_event(struct counter_device *const counter, const u8 event, const u8 channel); @@ -447,6 +524,59 @@ struct counter_available { .priv = &(_available), \ } +struct counter_array { + enum counter_comp_type type; + const struct counter_available *avail; + union { + size_t length; + size_t idx; + }; +}; + +#define DEFINE_COUNTER_ARRAY_U64(_name, _length) \ + struct counter_array _name = { \ + .type = COUNTER_COMP_U64, \ + .length = (_length), \ + } + +#define DEFINE_COUNTER_ARRAY_CAPTURE(_name, _length) \ + DEFINE_COUNTER_ARRAY_U64(_name, _length) + +#define DEFINE_COUNTER_ARRAY_POLARITY(_name, _available, _length) \ + struct counter_array _name = { \ + .type = COUNTER_COMP_SIGNAL_POLARITY, \ + .avail = &(_available), \ + .length = (_length), \ + } + +#define COUNTER_COMP_DEVICE_ARRAY_U64(_name, _read, _write, _array) \ +{ \ + .type = COUNTER_COMP_ARRAY, \ + .name = (_name), \ + .device_array_u64_read = (_read), \ + .device_array_u64_write = (_write), \ + .priv = &(_array), \ +} +#define COUNTER_COMP_COUNT_ARRAY_U64(_name, _read, _write, _array) \ +{ \ + .type = COUNTER_COMP_ARRAY, \ + .name = (_name), \ + .count_array_u64_read = (_read), \ + .count_array_u64_write = (_write), \ + .priv = &(_array), \ +} +#define COUNTER_COMP_SIGNAL_ARRAY_U64(_name, _read, _write, _array) \ +{ \ + .type = COUNTER_COMP_ARRAY, \ + .name = (_name), \ + .signal_array_u64_read = (_read), \ + .signal_array_u64_write = (_write), \ + .priv = &(_array), \ +} + +#define COUNTER_COMP_CAPTURE(_read, _write) \ + COUNTER_COMP_COUNT_U64("capture", _read, _write) + #define COUNTER_COMP_CEILING(_read, _write) \ COUNTER_COMP_COUNT_U64("ceiling", _read, _write) @@ -472,10 +602,31 @@ struct counter_available { #define COUNTER_COMP_FLOOR(_read, _write) \ COUNTER_COMP_COUNT_U64("floor", _read, _write) +#define COUNTER_COMP_POLARITY(_read, _write, _available) \ +{ \ + .type = COUNTER_COMP_SIGNAL_POLARITY, \ + .name = "polarity", \ + .signal_u32_read = (_read), \ + .signal_u32_write = (_write), \ + .priv = &(_available), \ +} + #define COUNTER_COMP_PRESET(_read, _write) \ COUNTER_COMP_COUNT_U64("preset", _read, _write) #define COUNTER_COMP_PRESET_ENABLE(_read, _write) \ COUNTER_COMP_COUNT_BOOL("preset_enable", _read, _write) +#define COUNTER_COMP_ARRAY_CAPTURE(_read, _write, _array) \ + COUNTER_COMP_COUNT_ARRAY_U64("capture", _read, _write, _array) + +#define COUNTER_COMP_ARRAY_POLARITY(_read, _write, _array) \ +{ \ + .type = COUNTER_COMP_ARRAY, \ + .name = "polarity", \ + .signal_array_u32_read = (_read), \ + .signal_array_u32_write = (_write), \ + .priv = &(_array), \ +} + #endif /* _COUNTER_H_ */ |