mali_kbase_hwcnt_reader.h

/*
 *
 * (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 {
    u64 timestamp;
    u32 event_id;
    u32 buffer_idx;
};

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_ */