264 lines
6.9 KiB
C
264 lines
6.9 KiB
C
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/*
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* Copyright (c) 2013-2014, The Linux Foundation. All rights reserved.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 and
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* only version 2 as published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*/
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#undef TRACE_SYSTEM
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#define TRACE_SYSTEM ufs
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#if !defined(_TRACE_UFS_H) || defined(TRACE_HEADER_MULTI_READ)
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#define _TRACE_UFS_H
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#include <linux/tracepoint.h>
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#define UFS_LINK_STATES \
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EM(UIC_LINK_OFF_STATE) \
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EM(UIC_LINK_ACTIVE_STATE) \
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EMe(UIC_LINK_HIBERN8_STATE)
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#define UFS_PWR_MODES \
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EM(UFS_ACTIVE_PWR_MODE) \
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EM(UFS_SLEEP_PWR_MODE) \
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EMe(UFS_POWERDOWN_PWR_MODE)
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#define UFSCHD_CLK_GATING_STATES \
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EM(CLKS_OFF) \
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EM(CLKS_ON) \
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EM(REQ_CLKS_OFF) \
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EMe(REQ_CLKS_ON)
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/* Enums require being exported to userspace, for user tool parsing */
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#undef EM
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#undef EMe
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#define EM(a) TRACE_DEFINE_ENUM(a);
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#define EMe(a) TRACE_DEFINE_ENUM(a);
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UFS_LINK_STATES;
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UFS_PWR_MODES;
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UFSCHD_CLK_GATING_STATES;
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/*
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* Now redefine the EM() and EMe() macros to map the enums to the strings
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* that will be printed in the output.
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*/
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#undef EM
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#undef EMe
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#define EM(a) { a, #a },
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#define EMe(a) { a, #a }
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TRACE_EVENT(ufshcd_clk_gating,
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TP_PROTO(const char *dev_name, int state),
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TP_ARGS(dev_name, state),
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TP_STRUCT__entry(
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__string(dev_name, dev_name)
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__field(int, state)
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),
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TP_fast_assign(
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__assign_str(dev_name, dev_name);
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__entry->state = state;
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),
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TP_printk("%s: gating state changed to %s",
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__get_str(dev_name),
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__print_symbolic(__entry->state, UFSCHD_CLK_GATING_STATES))
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);
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TRACE_EVENT(ufshcd_clk_scaling,
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TP_PROTO(const char *dev_name, const char *state, const char *clk,
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u32 prev_state, u32 curr_state),
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TP_ARGS(dev_name, state, clk, prev_state, curr_state),
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TP_STRUCT__entry(
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__string(dev_name, dev_name)
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__string(state, state)
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__string(clk, clk)
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__field(u32, prev_state)
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__field(u32, curr_state)
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),
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TP_fast_assign(
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__assign_str(dev_name, dev_name);
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__assign_str(state, state);
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__assign_str(clk, clk);
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__entry->prev_state = prev_state;
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__entry->curr_state = curr_state;
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),
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TP_printk("%s: %s %s from %u to %u Hz",
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__get_str(dev_name), __get_str(state), __get_str(clk),
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__entry->prev_state, __entry->curr_state)
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);
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TRACE_EVENT(ufshcd_auto_bkops_state,
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TP_PROTO(const char *dev_name, const char *state),
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TP_ARGS(dev_name, state),
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TP_STRUCT__entry(
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__string(dev_name, dev_name)
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__string(state, state)
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),
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TP_fast_assign(
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__assign_str(dev_name, dev_name);
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__assign_str(state, state);
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),
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TP_printk("%s: auto bkops - %s",
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__get_str(dev_name), __get_str(state))
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);
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DECLARE_EVENT_CLASS(ufshcd_profiling_template,
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TP_PROTO(const char *dev_name, const char *profile_info, s64 time_us,
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int err),
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TP_ARGS(dev_name, profile_info, time_us, err),
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TP_STRUCT__entry(
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__string(dev_name, dev_name)
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__string(profile_info, profile_info)
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__field(s64, time_us)
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__field(int, err)
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),
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TP_fast_assign(
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__assign_str(dev_name, dev_name);
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__assign_str(profile_info, profile_info);
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__entry->time_us = time_us;
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__entry->err = err;
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),
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TP_printk("%s: %s: took %lld usecs, err %d",
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__get_str(dev_name), __get_str(profile_info),
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__entry->time_us, __entry->err)
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);
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DEFINE_EVENT(ufshcd_profiling_template, ufshcd_profile_hibern8,
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TP_PROTO(const char *dev_name, const char *profile_info, s64 time_us,
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int err),
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TP_ARGS(dev_name, profile_info, time_us, err));
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DEFINE_EVENT(ufshcd_profiling_template, ufshcd_profile_clk_gating,
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TP_PROTO(const char *dev_name, const char *profile_info, s64 time_us,
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int err),
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TP_ARGS(dev_name, profile_info, time_us, err));
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DEFINE_EVENT(ufshcd_profiling_template, ufshcd_profile_clk_scaling,
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TP_PROTO(const char *dev_name, const char *profile_info, s64 time_us,
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int err),
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TP_ARGS(dev_name, profile_info, time_us, err));
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DECLARE_EVENT_CLASS(ufshcd_template,
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TP_PROTO(const char *dev_name, int err, s64 usecs,
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int dev_state, int link_state),
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TP_ARGS(dev_name, err, usecs, dev_state, link_state),
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TP_STRUCT__entry(
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__field(s64, usecs)
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__field(int, err)
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__string(dev_name, dev_name)
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__field(int, dev_state)
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__field(int, link_state)
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),
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TP_fast_assign(
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__entry->usecs = usecs;
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__entry->err = err;
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__assign_str(dev_name, dev_name);
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__entry->dev_state = dev_state;
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__entry->link_state = link_state;
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),
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TP_printk(
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"%s: took %lld usecs, dev_state: %s, link_state: %s, err %d",
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__get_str(dev_name),
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__entry->usecs,
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__print_symbolic(__entry->dev_state, UFS_PWR_MODES),
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__print_symbolic(__entry->link_state, UFS_LINK_STATES),
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__entry->err
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)
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);
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DEFINE_EVENT(ufshcd_template, ufshcd_system_suspend,
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TP_PROTO(const char *dev_name, int err, s64 usecs,
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int dev_state, int link_state),
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TP_ARGS(dev_name, err, usecs, dev_state, link_state));
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DEFINE_EVENT(ufshcd_template, ufshcd_system_resume,
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TP_PROTO(const char *dev_name, int err, s64 usecs,
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int dev_state, int link_state),
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TP_ARGS(dev_name, err, usecs, dev_state, link_state));
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DEFINE_EVENT(ufshcd_template, ufshcd_runtime_suspend,
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TP_PROTO(const char *dev_name, int err, s64 usecs,
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int dev_state, int link_state),
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TP_ARGS(dev_name, err, usecs, dev_state, link_state));
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DEFINE_EVENT(ufshcd_template, ufshcd_runtime_resume,
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TP_PROTO(const char *dev_name, int err, s64 usecs,
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int dev_state, int link_state),
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TP_ARGS(dev_name, err, usecs, dev_state, link_state));
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DEFINE_EVENT(ufshcd_template, ufshcd_init,
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TP_PROTO(const char *dev_name, int err, s64 usecs,
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int dev_state, int link_state),
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TP_ARGS(dev_name, err, usecs, dev_state, link_state));
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TRACE_EVENT(ufshcd_command,
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TP_PROTO(const char *dev_name, const char *str, unsigned int tag,
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u32 doorbell, int transfer_len, u32 intr, u64 lba,
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u8 opcode),
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TP_ARGS(dev_name, str, tag, doorbell, transfer_len, intr, lba, opcode),
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TP_STRUCT__entry(
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__string(dev_name, dev_name)
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__string(str, str)
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__field(unsigned int, tag)
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__field(u32, doorbell)
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__field(int, transfer_len)
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__field(u32, intr)
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__field(u64, lba)
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__field(u8, opcode)
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),
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TP_fast_assign(
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__assign_str(dev_name, dev_name);
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__assign_str(str, str);
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__entry->tag = tag;
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__entry->doorbell = doorbell;
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__entry->transfer_len = transfer_len;
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__entry->intr = intr;
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__entry->lba = lba;
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__entry->opcode = opcode;
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),
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TP_printk(
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"%s: %s: tag: %u, DB: 0x%x, size: %d, IS: %u, LBA: %llu, opcode: 0x%x",
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__get_str(str), __get_str(dev_name), __entry->tag,
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__entry->doorbell, __entry->transfer_len,
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__entry->intr, __entry->lba, (u32)__entry->opcode
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)
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);
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#endif /* if !defined(_TRACE_UFS_H) || defined(TRACE_HEADER_MULTI_READ) */
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/* This part must be outside protection */
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#include <trace/define_trace.h>
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