include/trace/events/mmc.h

   1 /*
   2  * Copyright (C) 2013 Google, Inc.
   3  *
   4  * This software is licensed under the terms of the GNU General Public
   5  * License version 2, as published by the Free Software Foundation, and
   6  * may be copied, distributed, and modified under those terms.
   7  *
   8  * This program is distributed in the hope that it will be useful,
   9  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  10  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  11  * GNU General Public License for more details.
  12  *
  13  */
  14
  15 #undef TRACE_SYSTEM
  16 #define TRACE_SYSTEM mmc
  17
  18 #if !defined(_TRACE_MMC_H) || defined(TRACE_HEADER_MULTI_READ)
  19 #define _TRACE_MMC_H
  20
  21 #include <linux/tracepoint.h>
  22 #include <linux/mmc/mmc.h>
  23 #include <linux/mmc/core.h>
  24
  25 /*
  26  * Unconditional logging of mmc block erase operations,
  27  * including cmd, address, size
  28  */
  29 DECLARE_EVENT_CLASS(mmc_blk_erase_class,
  30         TP_PROTO(unsigned int cmd, unsigned int addr, unsigned int size),
  31         TP_ARGS(cmd, addr, size),
  32         TP_STRUCT__entry(
  33                 __field(unsigned int, cmd)
  34                 __field(unsigned int, addr)
  35                 __field(unsigned int, size)
  36         ),
  37         TP_fast_assign(
  38                 __entry->cmd = cmd;
  39                 __entry->addr = addr;
  40                 __entry->size = size;
  41         ),
  42         TP_printk("cmd=%u,addr=0x%08x,size=0x%08x",
  43                   __entry->cmd, __entry->addr, __entry->size)
  44 );
  45
  46 DEFINE_EVENT(mmc_blk_erase_class, mmc_blk_erase_start,
  47         TP_PROTO(unsigned int cmd, unsigned int addr, unsigned int size),
  48         TP_ARGS(cmd, addr, size));
  49
  50 DEFINE_EVENT(mmc_blk_erase_class, mmc_blk_erase_end,
  51         TP_PROTO(unsigned int cmd, unsigned int addr, unsigned int size),
  52         TP_ARGS(cmd, addr, size));
  53
  54 /*
  55  * Logging of start of read or write mmc block operation,
  56  * including cmd, address, size
  57  */
  58 DECLARE_EVENT_CLASS(mmc_blk_rw_class,
  59         TP_PROTO(unsigned int cmd, unsigned int addr, struct mmc_data *data),
  60         TP_ARGS(cmd, addr, data),
  61         TP_STRUCT__entry(
  62                 __field(unsigned int, cmd)
  63                 __field(unsigned int, addr)
  64                 __field(unsigned int, size)
  65         ),
  66         TP_fast_assign(
  67                 __entry->cmd = cmd;
  68                 __entry->addr = addr;
  69                 __entry->size = data->blocks;
  70         ),
  71         TP_printk("cmd=%u,addr=0x%08x,size=0x%08x",
  72                   __entry->cmd, __entry->addr, __entry->size)
  73 );
  74
  75 DEFINE_EVENT_CONDITION(mmc_blk_rw_class, mmc_blk_rw_start,
  76         TP_PROTO(unsigned int cmd, unsigned int addr, struct mmc_data *data),
  77         TP_ARGS(cmd, addr, data),
  78         TP_CONDITION(((cmd == MMC_READ_MULTIPLE_BLOCK) ||
  79                       (cmd == MMC_WRITE_MULTIPLE_BLOCK)) &&
  80                       data));
  81
  82 DEFINE_EVENT_CONDITION(mmc_blk_rw_class, mmc_blk_rw_end,
  83         TP_PROTO(unsigned int cmd, unsigned int addr, struct mmc_data *data),
  84         TP_ARGS(cmd, addr, data),
  85         TP_CONDITION(((cmd == MMC_READ_MULTIPLE_BLOCK) ||
  86                       (cmd == MMC_WRITE_MULTIPLE_BLOCK)) &&
  87                       data));
  88 #endif /* _TRACE_MMC_H */
  89
  90 /* This part must be outside protection */
  91 #include <trace/define_trace.h>