include/trace/events/mdio.h

   1 #undef TRACE_SYSTEM
   2 #define TRACE_SYSTEM mdio
   3
   4 #if !defined(_TRACE_MDIO_H) || defined(TRACE_HEADER_MULTI_READ)
   5 #define _TRACE_MDIO_H
   6
   7 #include <linux/tracepoint.h>
   8
   9 TRACE_EVENT_CONDITION(mdio_access,
  10
  11         TP_PROTO(struct mii_bus *bus, char read,
  12                  u8 addr, unsigned regnum, u16 val, int err),
  13
  14         TP_ARGS(bus, read, addr, regnum, val, err),
  15
  16         TP_CONDITION(err >= 0),
  17
  18         TP_STRUCT__entry(
  19                 __array(char, busid, MII_BUS_ID_SIZE)
  20                 __field(char, read)
  21                 __field(u8, addr)
  22                 __field(u16, val)
  23                 __field(unsigned, regnum)
  24         ),
  25
  26         TP_fast_assign(
  27                 strncpy(__entry->busid, bus->id, MII_BUS_ID_SIZE);
  28                 __entry->read = read;
  29                 __entry->addr = addr;
  30                 __entry->regnum = regnum;
  31                 __entry->val = val;
  32         ),
  33
  34         TP_printk("%s %-5s phy:0x%02hhx reg:0x%02x val:0x%04hx",
  35                   __entry->busid, __entry->read ? "read" : "write",
  36                   __entry->addr, __entry->regnum, __entry->val)
  37 );
  38
  39 #endif /* if !defined(_TRACE_MDIO_H) || defined(TRACE_HEADER_MULTI_READ) */
  40
  41 /* This part must be outside protection */
  42 #include <trace/define_trace.h>