drivers/gpu/host1x/debug.h

   1 /* SPDX-License-Identifier: GPL-2.0-only */
   2 /*
   3  * Tegra host1x Debug
   4  *
   5  * Copyright (c) 2011-2013 NVIDIA Corporation.
   6  */
   7 #ifndef __HOST1X_DEBUG_H
   8 #define __HOST1X_DEBUG_H
   9
  10 #include <linux/debugfs.h>
  11 #include <linux/seq_file.h>
  12
  13 struct host1x;
  14
  15 struct output {
  16         void (*fn)(void *ctx, const char *str, size_t len, bool cont);
  17         void *ctx;
  18         char buf[256];
  19 };
  20
  21 static inline void write_to_seqfile(void *ctx, const char *str, size_t len,
  22                                     bool cont)
  23 {
  24         seq_write((struct seq_file *)ctx, str, len);
  25 }
  26
  27 static inline void write_to_printk(void *ctx, const char *str, size_t len,
  28                                    bool cont)
  29 {
  30         if (cont)
  31                 pr_cont("%s", str);
  32         else
  33                 pr_info("%s", str);
  34 }
  35
  36 void __printf(2, 3) host1x_debug_output(struct output *o, const char *fmt, ...);
  37 void __printf(2, 3) host1x_debug_cont(struct output *o, const char *fmt, ...);
  38
  39 extern unsigned int host1x_debug_trace_cmdbuf;
  40
  41 void host1x_debug_init(struct host1x *host1x);
  42 void host1x_debug_deinit(struct host1x *host1x);
  43 void host1x_debug_dump(struct host1x *host1x);
  44 void host1x_debug_dump_syncpts(struct host1x *host1x);
  45
  46 #endif