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kernel_samsung_sm7125/include/soc/qcom/profiler.h

107 lines
2.8 KiB

/*
* Copyright (c) 2017, 2020 The Linux Foundation. All rights reserved.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 and
* only version 2 as published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*/
#ifndef __PROFILER_H_
#define __PROFILER_H_
struct profiler_bw_cntrs_req {
uint32_t llcc_total;
uint32_t llcc_rd;
uint32_t llcc_wr;
uint32_t cabo_total;
uint32_t cabo_rd;
uint32_t cabo_wr;
uint32_t cmd;
};
struct compat_profiler_bw_cntrs_req {
compat_uint_t llcc_total;
compat_uint_t llcc_rd;
compat_uint_t llcc_wr;
compat_uint_t cabo_total;
compat_uint_t cabo_rd;
compat_uint_t cabo_wr;
compat_uint_t cmd;
};
/* Error types */
enum tz_bw_svc_err {
E_BW_SUCCESS = 0, /* Operation successful */
E_BW_FAILURE = 1, /* Operation failed due to unknown err */
E_BW_NULL_PARAM = 2, /* Null Parameter */
E_BW_INVALID_ARG = 3, /* Arg is not recognized */
E_BW_BAD_ADDRESS = 4, /* Ptr arg is bad address */
E_BW_INVALID_ARG_LEN = 5, /* Arg length is wrong */
E_BW_NOT_SUPPORTED = 6, /* Operation not supported */
E_BW_NOT_PERMITTED = 7, /* Operation not permitted on platform */
E_BW_TIME_LOCKED = 8, /* Operation not permitted right now */
E_BW_RESERVED = 0x7FFFFFFF
};
#define TZ_BW_SVC_VERSION (1)
#define PROFILER_IOC_MAGIC 0x98
#define PROFILER_IOCTL_GET_BW_INFO \
_IOWR(PROFILER_IOC_MAGIC, 1, struct profiler_bw_cntrs_req)
#define COMPAT_PROFILER_IOCTL_GET_BW_INFO \
_IOWR(PROFILER_IOC_MAGIC, 1, struct compat_profiler_bw_cntrs_req)
/* Command types */
enum tz_bw_svc_cmd {
TZ_BW_SVC_START_ID = 0x00000001,
TZ_BW_SVC_GET_ID = 0x00000002,
TZ_BW_SVC_STOP_ID = 0x00000003,
TZ_BW_SVC_LAST_ID = 0x7FFFFFFF
};
/* Start Request */
struct tz_bw_svc_start_req {
enum tz_bw_svc_cmd cmd_id;
uint32_t version;
} __packed;
/* Get Request */
struct tz_bw_svc_get_req {
enum tz_bw_svc_cmd cmd_id;
uint64_t buf_ptr;
uint32_t buf_size;
} __packed;
/* Stop Request */
struct tz_bw_svc_stop_req {
enum tz_bw_svc_cmd cmd_id;
} __packed;
struct tz_bw_svc_resp {
enum tz_bw_svc_cmd cmd_id;
enum tz_bw_svc_err status;
} __packed;
union tz_bw_svc_req {
struct tz_bw_svc_start_req *start_req;
struct tz_bw_svc_get_req *get_req;
struct tz_bw_svc_stop_req *stop_req;
} __packed;
struct tz_bw_svc_buf {
union tz_bw_svc_req bwreq;
struct tz_bw_svc_resp bwresp;
uint32_t req_size;
} __packed;
#define TZ_SVC_INFO 6 /* Misc. information services */
#define TZ_SVC_BW_PROF_ID 0x07
#endif /* __PROFILER_H_ */