kernel/sound/hda/trace.h

   1 #undef TRACE_SYSTEM
   2 #define TRACE_SYSTEM hda
   3
   4 #if !defined(__HDAC_TRACE_H) || defined(TRACE_HEADER_MULTI_READ)
   5 #define __HDAC_TRACE_H
   6
   7 #include <linux/tracepoint.h>
   8 #include <linux/device.h>
   9 #include <sound/hdaudio.h>
  10
  11 #ifndef HDAC_MSG_MAX
  12 #define HDAC_MSG_MAX    500
  13 #endif
  14
  15 struct hdac_bus;
  16 struct hdac_codec;
  17
  18 TRACE_EVENT(hda_send_cmd,
  19         TP_PROTO(struct hdac_bus *bus, unsigned int cmd),
  20         TP_ARGS(bus, cmd),
  21         TP_STRUCT__entry(__dynamic_array(char, msg, HDAC_MSG_MAX)),
  22         TP_fast_assign(
  23                 snprintf(__get_str(msg), HDAC_MSG_MAX,
  24                          "[%s:%d] val=0x%08x",
  25                          dev_name((bus)->dev), (cmd) >> 28, cmd);
  26         ),
  27         TP_printk("%s", __get_str(msg))
  28 );
  29
  30 TRACE_EVENT(hda_get_response,
  31         TP_PROTO(struct hdac_bus *bus, unsigned int addr, unsigned int res),
  32         TP_ARGS(bus, addr, res),
  33         TP_STRUCT__entry(__dynamic_array(char, msg, HDAC_MSG_MAX)),
  34         TP_fast_assign(
  35                 snprintf(__get_str(msg), HDAC_MSG_MAX,
  36                          "[%s:%d] val=0x%08x",
  37                          dev_name((bus)->dev), addr, res);
  38         ),
  39         TP_printk("%s", __get_str(msg))
  40 );
  41
  42 TRACE_EVENT(hda_unsol_event,
  43         TP_PROTO(struct hdac_bus *bus, u32 res, u32 res_ex),
  44         TP_ARGS(bus, res, res_ex),
  45         TP_STRUCT__entry(__dynamic_array(char, msg, HDAC_MSG_MAX)),
  46         TP_fast_assign(
  47                 snprintf(__get_str(msg), HDAC_MSG_MAX,
  48                          "[%s:%d] res=0x%08x, res_ex=0x%08x",
  49                          dev_name((bus)->dev), res_ex & 0x0f, res, res_ex);
  50         ),
  51         TP_printk("%s", __get_str(msg))
  52 );
  53
  54 DECLARE_EVENT_CLASS(hdac_stream,
  55         TP_PROTO(struct hdac_bus *bus, struct hdac_stream *azx_dev),
  56
  57         TP_ARGS(bus, azx_dev),
  58
  59         TP_STRUCT__entry(
  60                 __field(unsigned char, stream_tag)
  61         ),
  62
  63         TP_fast_assign(
  64                 __entry->stream_tag = (azx_dev)->stream_tag;
  65         ),
  66
  67         TP_printk("stream_tag: %d", __entry->stream_tag)
  68 );
  69
  70 DEFINE_EVENT(hdac_stream, snd_hdac_stream_start,
  71         TP_PROTO(struct hdac_bus *bus, struct hdac_stream *azx_dev),
  72         TP_ARGS(bus, azx_dev)
  73 );
  74
  75 DEFINE_EVENT(hdac_stream, snd_hdac_stream_stop,
  76         TP_PROTO(struct hdac_bus *bus, struct hdac_stream *azx_dev),
  77         TP_ARGS(bus, azx_dev)
  78 );
  79
  80 #endif /* __HDAC_TRACE_H */
  81
  82 /* This part must be outside protection */
  83 #undef TRACE_INCLUDE_PATH
  84 #define TRACE_INCLUDE_PATH .
  85
  86 #undef TRACE_INCLUDE_FILE
  87 #define TRACE_INCLUDE_FILE trace
  88
  89 #include <trace/define_trace.h>