Some devices provide a latch function to save historic Count values. This patch standardizes exposure of such functionality as Count capture components. A COUNTER_COMP_CAPTURE macro is provided for driver authors to define a capture component. A new event COUNTER_EVENT_CAPTURE is introduced to represent Count value capture events.
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| @@ -63,6 +63,8 @@ enum counter_event_type { · 62 unmodified lines | |||
| 63 | COUNTER_EVENT_INDEX, | 63 | COUNTER_EVENT_INDEX, |
| 64 | /* State of counter is changed */ | 64 | /* State of counter is changed */ |
| 65 | COUNTER_EVENT_CHANGE_OF_STATE, | 65 | COUNTER_EVENT_CHANGE_OF_STATE, |
| 66 | /* Count value captured */ | ||
| 67 | COUNTER_EVENT_CAPTURE, | ||
| 66 | }; | 68 | }; |
| 67 | 69 | ||
| 68 | /** | 70 | /** |