137 lines
3.5 KiB
C
137 lines
3.5 KiB
C
/* SPDX-License-Identifier: GPL-2.0-only */
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/*
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* Copyright (c) 2017, 2020-2021 The Linux Foundation. All rights reserved.
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Copyright (c) 2023-2024 Qualcomm Innovation Center, Inc. All rights reserved.
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*/
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#ifndef __PROFILER_H_
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#define __PROFILER_H_
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/* Configure the number of channels per chipset. */
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#define LLCC_CHANNELS 6
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#define CABO_CHANNELS 6
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#define NUM_REG_TYPES 2
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#define HF_COUNTERS 16
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#define SF_COUNTERS 12
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#define GEMNOC_COUNTERS 8
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/* Structure for backward compatibility. */
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struct profiler_bw_cntrs_req_m {
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uint32_t llcc_total;
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uint32_t llcc_rd;
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uint32_t llcc_wr;
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uint32_t cabo_total;
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uint32_t cabo_rd;
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uint32_t cabo_wr;
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uint32_t cmd;
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};
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struct profiler_bw_cntrs_req {
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uint32_t cmd;
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uint32_t bwEnableFlags;
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int llcc_values[LLCC_CHANNELS * NUM_REG_TYPES];
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int cabo_values[CABO_CHANNELS * NUM_REG_TYPES];
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int gemnoc_values[LLCC_CHANNELS * GEMNOC_COUNTERS];
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int mmnoc_hf_values[HF_COUNTERS];
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int mmnoc_sf_values[SF_COUNTERS];
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};
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struct reg_offset {
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int llcc_offset[LLCC_CHANNELS * NUM_REG_TYPES];
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int cabo_offset[CABO_CHANNELS * NUM_REG_TYPES];
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int gemnoc_offset[LLCC_CHANNELS * GEMNOC_COUNTERS];
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int mmnoc_hf_offset[HF_COUNTERS];
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int mmnoc_sf_offset[SF_COUNTERS];
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};
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struct device_param_init {
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int num_llcc_channels;
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uint32_t llcc_base;
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uint32_t llcc_map_size;
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int num_cabo_channels;
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int num_gemnoc_metrics;
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uint32_t gemnoc_base;
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uint32_t gemnoc_map_size;
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int num_hf_metrics;
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int num_sf_metrics;
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uint32_t mmnoc_base;
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uint32_t mmnoc_map_size;
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};
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/* Error types */
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enum tz_bw_svc_err {
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E_BW_SUCCESS = 0, /* Operation successful */
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E_BW_FAILURE = 1, /* Operation failed due to unknown err */
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E_BW_NULL_PARAM = 2, /* Null Parameter */
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E_BW_INVALID_ARG = 3, /* Arg is not recognized */
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E_BW_BAD_ADDRESS = 4, /* Ptr arg is bad address */
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E_BW_INVALID_ARG_LEN = 5, /* Arg length is wrong */
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E_BW_NOT_SUPPORTED = 6, /* Operation not supported */
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E_BW_NOT_PERMITTED = 7, /* Operation not permitted on platform */
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E_BW_TIME_LOCKED = 8, /* Operation not permitted right now */
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E_BW_VERSION_BC = (1 << 8), /* Backward compatible check for version */
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E_BW_RESERVED = 0x7FFFFFFF
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};
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#define TZ_BW_SVC_VERSION (1)
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#define PROFILER_IOC_MAGIC 0x98
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#define PROFILER_IOCTL_GET_BW_INFO \
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_IOWR(PROFILER_IOC_MAGIC, 1, struct profiler_bw_cntrs_req)
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#define PROFILER_IOCTL_SET_OFFSETS \
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_IOWR(PROFILER_IOC_MAGIC, 2, struct reg_offset)
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#define PROFILER_IOCTL_DEVICE_INIT \
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_IOWR(PROFILER_IOC_MAGIC, 3, struct device_param_init)
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#define PROFILER_IOCTL_GET_BW_INFO_BC \
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_IOWR(PROFILER_IOC_MAGIC, 4, struct profiler_bw_cntrs_req_m)
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/* Command types */
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enum tz_bw_svc_cmd {
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TZ_BW_SVC_START_ID = 0x00000001,
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TZ_BW_SVC_GET_ID = 0x00000002,
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TZ_BW_SVC_STOP_ID = 0x00000003,
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TZ_BW_SVC_LAST_ID = 0x7FFFFFFF
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};
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/* Start Request */
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struct tz_bw_svc_start_req {
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enum tz_bw_svc_cmd cmd_id;
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uint32_t version;
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uint32_t bwEnableFlags;
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} __packed;
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/* Get Request */
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struct tz_bw_svc_get_req {
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enum tz_bw_svc_cmd cmd_id;
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uint64_t buf_ptr;
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uint32_t buf_size;
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uint32_t type; // Stop : 0, Reset : 1
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} __packed;
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/* Stop Request */
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struct tz_bw_svc_stop_req {
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enum tz_bw_svc_cmd cmd_id;
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} __packed;
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struct tz_bw_svc_resp {
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enum tz_bw_svc_cmd cmd_id;
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enum tz_bw_svc_err status;
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} __packed;
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union tz_bw_svc_req {
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struct tz_bw_svc_start_req start_req;
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struct tz_bw_svc_get_req get_req;
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struct tz_bw_svc_stop_req stop_req;
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} __packed;
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struct tz_bw_svc_buf {
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union tz_bw_svc_req bwreq;
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struct tz_bw_svc_resp bwresp;
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uint32_t req_size;
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} __packed;
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#endif /* __PROFILER_H_ */
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