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/* SPDX-License-Identifier: GPL-2.0-only */
/*
 * Copyright (c) 2013-2014, The Linux Foundation. All rights reserved.
 */

#undef TRACE_SYSTEM
#define TRACE_SYSTEM ufs

#if !defined(_TRACE_UFS_H) || defined(TRACE_HEADER_MULTI_READ)
#define _TRACE_UFS_H

#include <linux/tracepoint.h>

#define UFS_LINK_STATES            \
    EM(UIC_LINK_OFF_STATE)        \
    EM(UIC_LINK_ACTIVE_STATE)    \
    EMe(UIC_LINK_HIBERN8_STATE)

#define UFS_PWR_MODES            \
    EM(UFS_ACTIVE_PWR_MODE)        \
    EM(UFS_SLEEP_PWR_MODE)        \
    EMe(UFS_POWERDOWN_PWR_MODE)

#define UFSCHD_CLK_GATING_STATES    \
    EM(CLKS_OFF)            \
    EM(CLKS_ON)            \
    EM(REQ_CLKS_OFF)        \
    EMe(REQ_CLKS_ON)

/* Enums require being exported to userspace, for user tool parsing */
#undef EM
#undef EMe
#define EM(a)    TRACE_DEFINE_ENUM(a);
#define EMe(a)    TRACE_DEFINE_ENUM(a);

UFS_LINK_STATES;
UFS_PWR_MODES;
UFSCHD_CLK_GATING_STATES;

/*
 * Now redefine the EM() and EMe() macros to map the enums to the strings
 * that will be printed in the output.
 */
#undef EM
#undef EMe
#define EM(a)    { a, #a },
#define EMe(a)    { a, #a }

TRACE_EVENT(ufshcd_clk_gating,

    TP_PROTO(const char *dev_name, int state),

    TP_ARGS(dev_name, state),

    TP_STRUCT__entry(
        __string(dev_name, dev_name)
        __field(int, state)
    ),

    TP_fast_assign(
        __assign_str(dev_name, dev_name);
        __entry->state = state;
    ),

    TP_printk("%s: gating state changed to %s",
        __get_str(dev_name),
        __print_symbolic(__entry->state, UFSCHD_CLK_GATING_STATES))
);

TRACE_EVENT(ufshcd_clk_scaling,

    TP_PROTO(const char *dev_name, const char *state, const char *clk,
        u32 prev_state, u32 curr_state),

    TP_ARGS(dev_name, state, clk, prev_state, curr_state),

    TP_STRUCT__entry(
        __string(dev_name, dev_name)
        __string(state, state)
        __string(clk, clk)
        __field(u32, prev_state)
        __field(u32, curr_state)
    ),

    TP_fast_assign(
        __assign_str(dev_name, dev_name);
        __assign_str(state, state);
        __assign_str(clk, clk);
        __entry->prev_state = prev_state;
        __entry->curr_state = curr_state;
    ),

    TP_printk("%s: %s %s from %u to %u Hz",
        __get_str(dev_name), __get_str(state), __get_str(clk),
        __entry->prev_state, __entry->curr_state)
);

TRACE_EVENT(ufshcd_auto_bkops_state,

    TP_PROTO(const char *dev_name, const char *state),

    TP_ARGS(dev_name, state),

    TP_STRUCT__entry(
        __string(dev_name, dev_name)
        __string(state, state)
    ),

    TP_fast_assign(
        __assign_str(dev_name, dev_name);
        __assign_str(state, state);
    ),

    TP_printk("%s: auto bkops - %s",
        __get_str(dev_name), __get_str(state))
);

DECLARE_EVENT_CLASS(ufshcd_profiling_template,
    TP_PROTO(const char *dev_name, const char *profile_info, s64 time_us,
         int err),

    TP_ARGS(dev_name, profile_info, time_us, err),

    TP_STRUCT__entry(
        __string(dev_name, dev_name)
        __string(profile_info, profile_info)
        __field(s64, time_us)
        __field(int, err)
    ),

    TP_fast_assign(
        __assign_str(dev_name, dev_name);
        __assign_str(profile_info, profile_info);
        __entry->time_us = time_us;
        __entry->err = err;
    ),

    TP_printk("%s: %s: took %lld usecs, err %d",
        __get_str(dev_name), __get_str(profile_info),
        __entry->time_us, __entry->err)
);

DEFINE_EVENT(ufshcd_profiling_template, ufshcd_profile_hibern8,
    TP_PROTO(const char *dev_name, const char *profile_info, s64 time_us,
         int err),
    TP_ARGS(dev_name, profile_info, time_us, err));

DEFINE_EVENT(ufshcd_profiling_template, ufshcd_profile_clk_gating,
    TP_PROTO(const char *dev_name, const char *profile_info, s64 time_us,
         int err),
    TP_ARGS(dev_name, profile_info, time_us, err));

DEFINE_EVENT(ufshcd_profiling_template, ufshcd_profile_clk_scaling,
    TP_PROTO(const char *dev_name, const char *profile_info, s64 time_us,
         int err),
    TP_ARGS(dev_name, profile_info, time_us, err));

DECLARE_EVENT_CLASS(ufshcd_template,
    TP_PROTO(const char *dev_name, int err, s64 usecs,
         int dev_state, int link_state),

    TP_ARGS(dev_name, err, usecs, dev_state, link_state),

    TP_STRUCT__entry(
        __field(s64, usecs)
        __field(int, err)
        __string(dev_name, dev_name)
        __field(int, dev_state)
        __field(int, link_state)
    ),

    TP_fast_assign(
        __entry->usecs = usecs;
        __entry->err = err;
        __assign_str(dev_name, dev_name);
        __entry->dev_state = dev_state;
        __entry->link_state = link_state;
    ),

    TP_printk(
        "%s: took %lld usecs, dev_state: %s, link_state: %s, err %d",
        __get_str(dev_name),
        __entry->usecs,
        __print_symbolic(__entry->dev_state, UFS_PWR_MODES),
        __print_symbolic(__entry->link_state, UFS_LINK_STATES),
        __entry->err
    )
);

DEFINE_EVENT(ufshcd_template, ufshcd_system_suspend,
         TP_PROTO(const char *dev_name, int err, s64 usecs,
              int dev_state, int link_state),
         TP_ARGS(dev_name, err, usecs, dev_state, link_state));

DEFINE_EVENT(ufshcd_template, ufshcd_system_resume,
         TP_PROTO(const char *dev_name, int err, s64 usecs,
              int dev_state, int link_state),
         TP_ARGS(dev_name, err, usecs, dev_state, link_state));

DEFINE_EVENT(ufshcd_template, ufshcd_runtime_suspend,
         TP_PROTO(const char *dev_name, int err, s64 usecs,
              int dev_state, int link_state),
         TP_ARGS(dev_name, err, usecs, dev_state, link_state));

DEFINE_EVENT(ufshcd_template, ufshcd_runtime_resume,
         TP_PROTO(const char *dev_name, int err, s64 usecs,
              int dev_state, int link_state),
         TP_ARGS(dev_name, err, usecs, dev_state, link_state));

DEFINE_EVENT(ufshcd_template, ufshcd_init,
         TP_PROTO(const char *dev_name, int err, s64 usecs,
              int dev_state, int link_state),
         TP_ARGS(dev_name, err, usecs, dev_state, link_state));

TRACE_EVENT(ufshcd_command,
    TP_PROTO(const char *dev_name, const char *str, unsigned int tag,
            u32 doorbell, int transfer_len, u32 intr, u64 lba,
            u8 opcode),

    TP_ARGS(dev_name, str, tag, doorbell, transfer_len, intr, lba, opcode),

    TP_STRUCT__entry(
        __string(dev_name, dev_name)
        __string(str, str)
        __field(unsigned int, tag)
        __field(u32, doorbell)
        __field(int, transfer_len)
        __field(u32, intr)
        __field(u64, lba)
        __field(u8, opcode)
    ),

    TP_fast_assign(
        __assign_str(dev_name, dev_name);
        __assign_str(str, str);
        __entry->tag = tag;
        __entry->doorbell = doorbell;
        __entry->transfer_len = transfer_len;
        __entry->intr = intr;
        __entry->lba = lba;
        __entry->opcode = opcode;
    ),

    TP_printk(
        "%s: %s: tag: %u, DB: 0x%x, size: %d, IS: %u, LBA: %llu, opcode: 0x%x",
        __get_str(str), __get_str(dev_name), __entry->tag,
        __entry->doorbell, __entry->transfer_len,
        __entry->intr, __entry->lba, (u32)__entry->opcode
    )
);

TRACE_EVENT(ufshcd_upiu,
    TP_PROTO(const char *dev_name, const char *str, void *hdr, void *tsf),

    TP_ARGS(dev_name, str, hdr, tsf),

    TP_STRUCT__entry(
        __string(dev_name, dev_name)
        __string(str, str)
        __array(unsigned char, hdr, 12)
        __array(unsigned char, tsf, 16)
    ),

    TP_fast_assign(
        __assign_str(dev_name, dev_name);
        __assign_str(str, str);
        memcpy(__entry->hdr, hdr, sizeof(__entry->hdr));
        memcpy(__entry->tsf, tsf, sizeof(__entry->tsf));
    ),

    TP_printk(
        "%s: %s: HDR:%s, CDB:%s",
        __get_str(str), __get_str(dev_name),
        __print_hex(__entry->hdr, sizeof(__entry->hdr)),
        __print_hex(__entry->tsf, sizeof(__entry->tsf))
    )
);

#endif /* if !defined(_TRACE_UFS_H) || defined(TRACE_HEADER_MULTI_READ) */

/* This part must be outside protection */
#include <trace/define_trace.h>

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