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
write_to_seqfile(void * ctx,const char * str,size_t len,bool cont)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
write_to_printk(void * ctx,const char * str,size_t len,bool cont)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
47