include/linux/counter.h

1 /* SPDX-License-Identifier: GPL-2.0 */
31  * struct counter_signal_ext - Counter Signal extensions
40 			struct counter_signal *signal, void *priv, char *buf);
42 			 struct counter_signal *signal, void *priv,
48  * struct counter_signal - Counter Signal node
49  * @id:		unique ID used to identify signal
50  * @name:	device-specific Signal name; ideally, this should match the name
52  * @ext:	optional array of Counter Signal extensions
53  * @num_ext:	number of Counter Signal extensions specified in @ext
57 	int id;  member
67  * struct counter_signal_enum_ext - Signal enum extension attribute
74  * Signal extension attributes. Enum style attributes are those which have a set
75  * of strings that map to unsigned integer values. The Generic Counter Signal
88 		   struct counter_signal *signal, size_t *item);
90 		   struct counter_signal *signal, size_t item);
94  * COUNTER_SIGNAL_ENUM() - Initialize Signal enum extension
109  * COUNTER_SIGNAL_ENUM_AVAILABLE() - Initialize Signal enum available extension
132  * struct counter_synapse - Counter Synapse node
136  * @signal:		pointer to associated signal
143 	struct counter_signal *signal;  member
149  * struct counter_count_ext - Counter Count extension
177  * struct counter_count - Counter Count node
178  * @id:			unique ID used to identify Count
179  * @name:		device-specific Count name; ideally, this should match
191 	int id;  member
208  * struct counter_count_enum_ext - Count enum extension attribute
235  * COUNTER_COUNT_ENUM() - Initialize Count enum extension
250  * COUNTER_COUNT_ENUM_AVAILABLE() - Initialize Count enum available extension
266  * struct counter_device_attr_group - internal container for attribute group
278  * struct counter_device_state - internal state container for a Counter device
279  * @id:			unique ID used to identify the Counter
286 	int id;  member
299  * struct counter_ops - Callbacks from driver
300  * @signal_read:	optional read callback for Signal attribute. The read
301  *			value of the respective Signal should be passed back via
326 			   struct counter_signal *signal,
345  * struct counter_device_ext - Counter device extension
360  * struct counter_device_enum_ext - Counter enum extension attribute
385  * COUNTER_DEVICE_ENUM() - Initialize Counter enum extension
400  * COUNTER_DEVICE_ENUM_AVAILABLE() - Initialize Counter enum available extension
416  * struct counter_device - Counter data structure