| /**************************************************************************** |
| **************************************************************************** |
| *** |
| *** This header was automatically generated from a Linux kernel header |
| *** of the same name, to make information necessary for userspace to |
| *** call into the kernel available to libc. It contains only constants, |
| *** structures, and macros generated from the original header, and thus, |
| *** contains no copyrightable information. |
| *** |
| *** To edit the content of this header, modify the corresponding |
| *** source file (e.g. under external/kernel-headers/original/) then |
| *** run bionic/libc/kernel/tools/update_all.py |
| *** |
| *** Any manual change here will be lost the next time this script will |
| *** be run. You've been warned! |
| *** |
| **************************************************************************** |
| ****************************************************************************/ |
| #ifndef _UAPI_COUNTER_H_ |
| #define _UAPI_COUNTER_H_ |
| #include <linux/ioctl.h> |
| #include <linux/types.h> |
| enum counter_component_type { |
| COUNTER_COMPONENT_NONE, |
| COUNTER_COMPONENT_SIGNAL, |
| COUNTER_COMPONENT_COUNT, |
| COUNTER_COMPONENT_FUNCTION, |
| COUNTER_COMPONENT_SYNAPSE_ACTION, |
| COUNTER_COMPONENT_EXTENSION, |
| }; |
| enum counter_scope { |
| COUNTER_SCOPE_DEVICE, |
| COUNTER_SCOPE_SIGNAL, |
| COUNTER_SCOPE_COUNT, |
| }; |
| struct counter_component { |
| __u8 type; |
| __u8 scope; |
| __u8 parent; |
| __u8 id; |
| }; |
| enum counter_event_type { |
| COUNTER_EVENT_OVERFLOW, |
| COUNTER_EVENT_UNDERFLOW, |
| COUNTER_EVENT_OVERFLOW_UNDERFLOW, |
| COUNTER_EVENT_THRESHOLD, |
| COUNTER_EVENT_INDEX, |
| }; |
| struct counter_watch { |
| struct counter_component component; |
| __u8 event; |
| __u8 channel; |
| }; |
| #define COUNTER_ADD_WATCH_IOCTL _IOW(0x3E, 0x00, struct counter_watch) |
| #define COUNTER_ENABLE_EVENTS_IOCTL _IO(0x3E, 0x01) |
| #define COUNTER_DISABLE_EVENTS_IOCTL _IO(0x3E, 0x02) |
| struct counter_event { |
| __aligned_u64 timestamp; |
| __aligned_u64 value; |
| struct counter_watch watch; |
| __u8 status; |
| }; |
| enum counter_count_direction { |
| COUNTER_COUNT_DIRECTION_FORWARD, |
| COUNTER_COUNT_DIRECTION_BACKWARD, |
| }; |
| enum counter_count_mode { |
| COUNTER_COUNT_MODE_NORMAL, |
| COUNTER_COUNT_MODE_RANGE_LIMIT, |
| COUNTER_COUNT_MODE_NON_RECYCLE, |
| COUNTER_COUNT_MODE_MODULO_N, |
| }; |
| enum counter_function { |
| COUNTER_FUNCTION_INCREASE, |
| COUNTER_FUNCTION_DECREASE, |
| COUNTER_FUNCTION_PULSE_DIRECTION, |
| COUNTER_FUNCTION_QUADRATURE_X1_A, |
| COUNTER_FUNCTION_QUADRATURE_X1_B, |
| COUNTER_FUNCTION_QUADRATURE_X2_A, |
| COUNTER_FUNCTION_QUADRATURE_X2_B, |
| COUNTER_FUNCTION_QUADRATURE_X4, |
| }; |
| enum counter_signal_level { |
| COUNTER_SIGNAL_LEVEL_LOW, |
| COUNTER_SIGNAL_LEVEL_HIGH, |
| }; |
| enum counter_synapse_action { |
| COUNTER_SYNAPSE_ACTION_NONE, |
| COUNTER_SYNAPSE_ACTION_RISING_EDGE, |
| COUNTER_SYNAPSE_ACTION_FALLING_EDGE, |
| COUNTER_SYNAPSE_ACTION_BOTH_EDGES, |
| }; |
| #endif |