67 lines
2.4 KiB
C
67 lines
2.4 KiB
C
/*
|
|
*
|
|
* (C) COPYRIGHT 2015 ARM Limited. All rights reserved.
|
|
*
|
|
* This program is free software and is provided to you under the terms of the
|
|
* GNU General Public License version 2 as published by the Free Software
|
|
* Foundation, and any use by you of this program is subject to the terms
|
|
* of such GNU licence.
|
|
*
|
|
* A copy of the licence is included with the program, and can also be obtained
|
|
* from Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
|
|
* Boston, MA 02110-1301, USA.
|
|
*
|
|
*/
|
|
|
|
|
|
|
|
#ifndef _KBASE_HWCNT_READER_H_
|
|
#define _KBASE_HWCNT_READER_H_
|
|
|
|
/* The ids of ioctl commands. */
|
|
#define KBASE_HWCNT_READER 0xBE
|
|
#define KBASE_HWCNT_READER_GET_HWVER _IOR(KBASE_HWCNT_READER, 0x00, u32)
|
|
#define KBASE_HWCNT_READER_GET_BUFFER_SIZE _IOR(KBASE_HWCNT_READER, 0x01, u32)
|
|
#define KBASE_HWCNT_READER_DUMP _IOW(KBASE_HWCNT_READER, 0x10, u32)
|
|
#define KBASE_HWCNT_READER_CLEAR _IOW(KBASE_HWCNT_READER, 0x11, u32)
|
|
#define KBASE_HWCNT_READER_GET_BUFFER _IOR(KBASE_HWCNT_READER, 0x20,\
|
|
struct kbase_hwcnt_reader_metadata)
|
|
#define KBASE_HWCNT_READER_PUT_BUFFER _IOW(KBASE_HWCNT_READER, 0x21,\
|
|
struct kbase_hwcnt_reader_metadata)
|
|
#define KBASE_HWCNT_READER_SET_INTERVAL _IOW(KBASE_HWCNT_READER, 0x30, u32)
|
|
#define KBASE_HWCNT_READER_ENABLE_EVENT _IOW(KBASE_HWCNT_READER, 0x40, u32)
|
|
#define KBASE_HWCNT_READER_DISABLE_EVENT _IOW(KBASE_HWCNT_READER, 0x41, u32)
|
|
#define KBASE_HWCNT_READER_GET_API_VERSION _IOW(KBASE_HWCNT_READER, 0xFF, u32)
|
|
|
|
/**
|
|
* struct kbase_hwcnt_reader_metadata - hwcnt reader sample buffer metadata
|
|
* @timestamp: time when sample was collected
|
|
* @event_id: id of an event that triggered sample collection
|
|
* @buffer_idx: position in sampling area where sample buffer was stored
|
|
*/
|
|
struct kbase_hwcnt_reader_metadata {
|
|
u64 timestamp;
|
|
u32 event_id;
|
|
u32 buffer_idx;
|
|
};
|
|
|
|
/**
|
|
* enum base_hwcnt_reader_event - hwcnt dumping events
|
|
* @BASE_HWCNT_READER_EVENT_MANUAL: manual request for dump
|
|
* @BASE_HWCNT_READER_EVENT_PERIODIC: periodic dump
|
|
* @BASE_HWCNT_READER_EVENT_PREJOB: prejob dump request
|
|
* @BASE_HWCNT_READER_EVENT_POSTJOB: postjob dump request
|
|
* @BASE_HWCNT_READER_EVENT_COUNT: number of supported events
|
|
*/
|
|
enum base_hwcnt_reader_event {
|
|
BASE_HWCNT_READER_EVENT_MANUAL,
|
|
BASE_HWCNT_READER_EVENT_PERIODIC,
|
|
BASE_HWCNT_READER_EVENT_PREJOB,
|
|
BASE_HWCNT_READER_EVENT_POSTJOB,
|
|
|
|
BASE_HWCNT_READER_EVENT_COUNT
|
|
};
|
|
|
|
#endif /* _KBASE_HWCNT_READER_H_ */
|
|
|