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kernel/linux-imx6_3.14.28/include/trace/events/spi.h 3.2 KB
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  #undef TRACE_SYSTEM
  #define TRACE_SYSTEM spi
  
  #if !defined(_TRACE_SPI_H) || defined(TRACE_HEADER_MULTI_READ)
  #define _TRACE_SPI_H
  
  #include <linux/ktime.h>
  #include <linux/tracepoint.h>
  
  DECLARE_EVENT_CLASS(spi_master,
  
  	TP_PROTO(struct spi_master *master),
  
  	TP_ARGS(master),
  
  	TP_STRUCT__entry(
  		__field(        int,           bus_num             )
  	),
  
  	TP_fast_assign(
  		__entry->bus_num = master->bus_num;
  	),
  
  	TP_printk("spi%d", (int)__entry->bus_num)
  
  );
  
  DEFINE_EVENT(spi_master, spi_master_idle,
  
  	TP_PROTO(struct spi_master *master),
  
  	TP_ARGS(master)
  
  );
  
  DEFINE_EVENT(spi_master, spi_master_busy,
  
  	TP_PROTO(struct spi_master *master),
  
  	TP_ARGS(master)
  
  );
  
  DECLARE_EVENT_CLASS(spi_message,
  
  	TP_PROTO(struct spi_message *msg),
  
  	TP_ARGS(msg),
  
  	TP_STRUCT__entry(
  		__field(        int,            bus_num         )
  		__field(        int,            chip_select     )
  		__field(        struct spi_message *,   msg     )
  	),
  
  	TP_fast_assign(
  		__entry->bus_num = msg->spi->master->bus_num;
  		__entry->chip_select = msg->spi->chip_select;
  		__entry->msg = msg;
  	),
  
          TP_printk("spi%d.%d %p", (int)__entry->bus_num,
  		  (int)__entry->chip_select,
  		  (struct spi_message *)__entry->msg)
  );
  
  DEFINE_EVENT(spi_message, spi_message_submit,
  
  	TP_PROTO(struct spi_message *msg),
  
  	TP_ARGS(msg)
  
  );
  
  DEFINE_EVENT(spi_message, spi_message_start,
  
  	TP_PROTO(struct spi_message *msg),
  
  	TP_ARGS(msg)
  
  );
  
  TRACE_EVENT(spi_message_done,
  
  	TP_PROTO(struct spi_message *msg),
  
  	TP_ARGS(msg),
  
  	TP_STRUCT__entry(
  		__field(        int,            bus_num         )
  		__field(        int,            chip_select     )
  		__field(        struct spi_message *,   msg     )
  		__field(        unsigned,       frame           )
  		__field(        unsigned,       actual          )
  	),
  
  	TP_fast_assign(
  		__entry->bus_num = msg->spi->master->bus_num;
  		__entry->chip_select = msg->spi->chip_select;
  		__entry->msg = msg;
  		__entry->frame = msg->frame_length;
  		__entry->actual = msg->actual_length;
  	),
  
          TP_printk("spi%d.%d %p len=%u/%u", (int)__entry->bus_num,
  		  (int)__entry->chip_select,
  		  (struct spi_message *)__entry->msg,
                    (unsigned)__entry->actual, (unsigned)__entry->frame)
  );
  
  DECLARE_EVENT_CLASS(spi_transfer,
  
  	TP_PROTO(struct spi_message *msg, struct spi_transfer *xfer),
  
  	TP_ARGS(msg, xfer),
  
  	TP_STRUCT__entry(
  		__field(        int,            bus_num         )
  		__field(        int,            chip_select     )
  		__field(        struct spi_transfer *,   xfer   )
  		__field(        int,            len             )
  	),
  
  	TP_fast_assign(
  		__entry->bus_num = msg->spi->master->bus_num;
  		__entry->chip_select = msg->spi->chip_select;
  		__entry->xfer = xfer;
  		__entry->len = xfer->len;
  	),
  
          TP_printk("spi%d.%d %p len=%d", (int)__entry->bus_num,
  		  (int)__entry->chip_select,
  		  (struct spi_message *)__entry->xfer,
  		  (int)__entry->len)
  );
  
  DEFINE_EVENT(spi_transfer, spi_transfer_start,
  
  	TP_PROTO(struct spi_message *msg, struct spi_transfer *xfer),
  
  	TP_ARGS(msg, xfer)
  
  );
  
  DEFINE_EVENT(spi_transfer, spi_transfer_stop,
  
  	TP_PROTO(struct spi_message *msg, struct spi_transfer *xfer),
  
  	TP_ARGS(msg, xfer)
  
  );
  
  #endif /* _TRACE_POWER_H */
  
  /* This part must be outside protection */
  #include <trace/define_trace.h>