sound/hda/trace.h

   1 /* SPDX-License-Identifier: GPL-2.0 */
   2 #undef TRACE_SYSTEM
   3 #define TRACE_SYSTEM hda
   4
   5 #if !defined(__HDAC_TRACE_H) || defined(TRACE_HEADER_MULTI_READ)
   6 #define __HDAC_TRACE_H
   7
   8 #include <linux/tracepoint.h>
   9 #include <linux/device.h>
  10 #include <sound/hdaudio.h>
  11
  12 #ifndef HDAC_MSG_MAX
  13 #define HDAC_MSG_MAX    500
  14 #endif
  15
  16 struct hdac_bus;
  17 struct hdac_codec;
  18
  19 TRACE_EVENT(hda_send_cmd,
  20         TP_PROTO(struct hdac_bus *bus, unsigned int cmd),
  21         TP_ARGS(bus, cmd),
  22         TP_STRUCT__entry(__dynamic_array(char, msg, HDAC_MSG_MAX)),
  23         TP_fast_assign(
  24                 snprintf(__get_str(msg), HDAC_MSG_MAX,
  25                          "[%s:%d] val=0x%08x",
  26                          dev_name((bus)->dev), (cmd) >> 28, cmd);
  27         ),
  28         TP_printk("%s", __get_str(msg))
  29 );
  30
  31 TRACE_EVENT(hda_get_response,
  32         TP_PROTO(struct hdac_bus *bus, unsigned int addr, unsigned int res),
  33         TP_ARGS(bus, addr, res),
  34         TP_STRUCT__entry(__dynamic_array(char, msg, HDAC_MSG_MAX)),
  35         TP_fast_assign(
  36                 snprintf(__get_str(msg), HDAC_MSG_MAX,
  37                          "[%s:%d] val=0x%08x",
  38                          dev_name((bus)->dev), addr, res);
  39         ),
  40         TP_printk("%s", __get_str(msg))
  41 );
  42
  43 TRACE_EVENT(hda_unsol_event,
  44         TP_PROTO(struct hdac_bus *bus, u32 res, u32 res_ex),
  45         TP_ARGS(bus, res, res_ex),
  46         TP_STRUCT__entry(__dynamic_array(char, msg, HDAC_MSG_MAX)),
  47         TP_fast_assign(
  48                 snprintf(__get_str(msg), HDAC_MSG_MAX,
  49                          "[%s:%d] res=0x%08x, res_ex=0x%08x",
  50                          dev_name((bus)->dev), res_ex & 0x0f, res, res_ex);
  51         ),
  52         TP_printk("%s", __get_str(msg))
  53 );
  54
  55 DECLARE_EVENT_CLASS(hdac_stream,
  56         TP_PROTO(struct hdac_bus *bus, struct hdac_stream *azx_dev),
  57
  58         TP_ARGS(bus, azx_dev),
  59
  60         TP_STRUCT__entry(
  61                 __field(unsigned char, stream_tag)
  62         ),
  63
  64         TP_fast_assign(
  65                 __entry->stream_tag = (azx_dev)->stream_tag;
  66         ),
  67
  68         TP_printk("stream_tag: %d", __entry->stream_tag)
  69 );
  70
  71 DEFINE_EVENT(hdac_stream, snd_hdac_stream_start,
  72         TP_PROTO(struct hdac_bus *bus, struct hdac_stream *azx_dev),
  73         TP_ARGS(bus, azx_dev)
  74 );
  75
  76 DEFINE_EVENT(hdac_stream, snd_hdac_stream_stop,
  77         TP_PROTO(struct hdac_bus *bus, struct hdac_stream *azx_dev),
  78         TP_ARGS(bus, azx_dev)
  79 );
  80
  81 #endif /* __HDAC_TRACE_H */
  82
  83 /* This part must be outside protection */
  84 #undef TRACE_INCLUDE_PATH
  85 #define TRACE_INCLUDE_PATH .
  86
  87 #undef TRACE_INCLUDE_FILE
  88 #define TRACE_INCLUDE_FILE trace
  89
  90 #include <trace/define_trace.h>