kernel/include/trace/events/spi.h

   1 #undef TRACE_SYSTEM
   2 #define TRACE_SYSTEM spi
   3
   4 #if !defined(_TRACE_SPI_H) || defined(TRACE_HEADER_MULTI_READ)
   5 #define _TRACE_SPI_H
   6
   7 #include <linux/ktime.h>
   8 #include <linux/tracepoint.h>
   9
  10 DECLARE_EVENT_CLASS(spi_master,
  11
  12         TP_PROTO(struct spi_master *master),
  13
  14         TP_ARGS(master),
  15
  16         TP_STRUCT__entry(
  17                 __field(        int,           bus_num             )
  18         ),
  19
  20         TP_fast_assign(
  21                 __entry->bus_num = master->bus_num;
  22         ),
  23
  24         TP_printk("spi%d", (int)__entry->bus_num)
  25
  26 );
  27
  28 DEFINE_EVENT(spi_master, spi_master_idle,
  29
  30         TP_PROTO(struct spi_master *master),
  31
  32         TP_ARGS(master)
  33
  34 );
  35
  36 DEFINE_EVENT(spi_master, spi_master_busy,
  37
  38         TP_PROTO(struct spi_master *master),
  39
  40         TP_ARGS(master)
  41
  42 );
  43
  44 DECLARE_EVENT_CLASS(spi_message,
  45
  46         TP_PROTO(struct spi_message *msg),
  47
  48         TP_ARGS(msg),
  49
  50         TP_STRUCT__entry(
  51                 __field(        int,            bus_num         )
  52                 __field(        int,            chip_select     )
  53                 __field(        struct spi_message *,   msg     )
  54         ),
  55
  56         TP_fast_assign(
  57                 __entry->bus_num = msg->spi->master->bus_num;
  58                 __entry->chip_select = msg->spi->chip_select;
  59                 __entry->msg = msg;
  60         ),
  61
  62         TP_printk("spi%d.%d %p", (int)__entry->bus_num,
  63                   (int)__entry->chip_select,
  64                   (struct spi_message *)__entry->msg)
  65 );
  66
  67 DEFINE_EVENT(spi_message, spi_message_submit,
  68
  69         TP_PROTO(struct spi_message *msg),
  70
  71         TP_ARGS(msg)
  72
  73 );
  74
  75 DEFINE_EVENT(spi_message, spi_message_start,
  76
  77         TP_PROTO(struct spi_message *msg),
  78
  79         TP_ARGS(msg)
  80
  81 );
  82
  83 TRACE_EVENT(spi_message_done,
  84
  85         TP_PROTO(struct spi_message *msg),
  86
  87         TP_ARGS(msg),
  88
  89         TP_STRUCT__entry(
  90                 __field(        int,            bus_num         )
  91                 __field(        int,            chip_select     )
  92                 __field(        struct spi_message *,   msg     )
  93                 __field(        unsigned,       frame           )
  94                 __field(        unsigned,       actual          )
  95         ),
  96
  97         TP_fast_assign(
  98                 __entry->bus_num = msg->spi->master->bus_num;
  99                 __entry->chip_select = msg->spi->chip_select;
 100                 __entry->msg = msg;
 101                 __entry->frame = msg->frame_length;
 102                 __entry->actual = msg->actual_length;
 103         ),
 104
 105         TP_printk("spi%d.%d %p len=%u/%u", (int)__entry->bus_num,
 106                   (int)__entry->chip_select,
 107                   (struct spi_message *)__entry->msg,
 108                   (unsigned)__entry->actual, (unsigned)__entry->frame)
 109 );
 110
 111 DECLARE_EVENT_CLASS(spi_transfer,
 112
 113         TP_PROTO(struct spi_message *msg, struct spi_transfer *xfer),
 114
 115         TP_ARGS(msg, xfer),
 116
 117         TP_STRUCT__entry(
 118                 __field(        int,            bus_num         )
 119                 __field(        int,            chip_select     )
 120                 __field(        struct spi_transfer *,   xfer   )
 121                 __field(        int,            len             )
 122         ),
 123
 124         TP_fast_assign(
 125                 __entry->bus_num = msg->spi->master->bus_num;
 126                 __entry->chip_select = msg->spi->chip_select;
 127                 __entry->xfer = xfer;
 128                 __entry->len = xfer->len;
 129         ),
 130
 131         TP_printk("spi%d.%d %p len=%d", (int)__entry->bus_num,
 132                   (int)__entry->chip_select,
 133                   (struct spi_message *)__entry->xfer,
 134                   (int)__entry->len)
 135 );
 136
 137 DEFINE_EVENT(spi_transfer, spi_transfer_start,
 138
 139         TP_PROTO(struct spi_message *msg, struct spi_transfer *xfer),
 140
 141         TP_ARGS(msg, xfer)
 142
 143 );
 144
 145 DEFINE_EVENT(spi_transfer, spi_transfer_stop,
 146
 147         TP_PROTO(struct spi_message *msg, struct spi_transfer *xfer),
 148
 149         TP_ARGS(msg, xfer)
 150
 151 );
 152
 153 #endif /* _TRACE_POWER_H */
 154
 155 /* This part must be outside protection */
 156 #include <trace/define_trace.h>