LXR linux/include/trace/events/kyber.h

   1/* SPDX-License-Identifier: GPL-2.0 */
   2#undef TRACE_SYSTEM
   3#define TRACE_SYSTEM kyber
   4
   5#if !defined(_TRACE_KYBER_H) || defined(TRACE_HEADER_MULTI_READ)
   6#define _TRACE_KYBER_H
   7
   8#include <linux/blkdev.h>
   9#include <linux/tracepoint.h>
  10
  11#define DOMAIN_LEN              16
  12#define LATENCY_TYPE_LEN        8
  13
  14TRACE_EVENT(kyber_latency,
  15
  16        TP_PROTO(dev_t dev, const char *domain, const char *type,
  17                 unsigned int percentile, unsigned int numerator,
  18                 unsigned int denominator, unsigned int samples),
  19
  20        TP_ARGS(dev, domain, type, percentile, numerator, denominator, samples),
  21
  22        TP_STRUCT__entry(
  23                __field(        dev_t,  dev                             )
  24                __array(        char,   domain, DOMAIN_LEN              )
  25                __array(        char,   type,   LATENCY_TYPE_LEN        )
  26                __field(        u8,     percentile                      )
  27                __field(        u8,     numerator                       )
  28                __field(        u8,     denominator                     )
  29                __field(        unsigned int,   samples                 )
  30        ),
  31
  32        TP_fast_assign(
  33                __entry->dev            = dev;
  34                strlcpy(__entry->domain, domain, sizeof(__entry->domain));
  35                strlcpy(__entry->type, type, sizeof(__entry->type));
  36                __entry->percentile     = percentile;
  37                __entry->numerator      = numerator;
  38                __entry->denominator    = denominator;
  39                __entry->samples        = samples;
  40        ),
  41
  42        TP_printk("%d,%d %s %s p%u %u/%u samples=%u",
  43                  MAJOR(__entry->dev), MINOR(__entry->dev), __entry->domain,
  44                  __entry->type, __entry->percentile, __entry->numerator,
  45                  __entry->denominator, __entry->samples)
  46);
  47
  48TRACE_EVENT(kyber_adjust,
  49
  50        TP_PROTO(dev_t dev, const char *domain, unsigned int depth),
  51
  52        TP_ARGS(dev, domain, depth),
  53
  54        TP_STRUCT__entry(
  55                __field(        dev_t,  dev                     )
  56                __array(        char,   domain, DOMAIN_LEN      )
  57                __field(        unsigned int,   depth           )
  58        ),
  59
  60        TP_fast_assign(
  61                __entry->dev            = dev;
  62                strlcpy(__entry->domain, domain, sizeof(__entry->domain));
  63                __entry->depth          = depth;
  64        ),
  65
  66        TP_printk("%d,%d %s %u",
  67                  MAJOR(__entry->dev), MINOR(__entry->dev), __entry->domain,
  68                  __entry->depth)
  69);
  70
  71TRACE_EVENT(kyber_throttled,
  72
  73        TP_PROTO(dev_t dev, const char *domain),
  74
  75        TP_ARGS(dev, domain),
  76
  77        TP_STRUCT__entry(
  78                __field(        dev_t,  dev                     )
  79                __array(        char,   domain, DOMAIN_LEN      )
  80        ),
  81
  82        TP_fast_assign(
  83                __entry->dev            = dev;
  84                strlcpy(__entry->domain, domain, sizeof(__entry->domain));
  85        ),
  86
  87        TP_printk("%d,%d %s", MAJOR(__entry->dev), MINOR(__entry->dev),
  88                  __entry->domain)
  89);
  90
  91#define _TRACE_KYBER_H
  92#endif /* _TRACE_KYBER_H */
  93
  94/* This part must be outside protection */
  95#include <trace/define_trace.h>
  96