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
13struct host1x;
14
15struct output {
16 void (*fn)(void *ctx, const char *str, size_t len, bool cont);
17 void *ctx;
18 char buf[256];
19};
20
21static inline void write_to_seqfile(void *ctx, const char *str, size_t len,
22 bool cont)
23{
24 seq_write(seq: (struct seq_file *)ctx, data: str, len);
25}
26
27static 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
36void __printf(2, 3) host1x_debug_output(struct output *o, const char *fmt, ...);
37void __printf(2, 3) host1x_debug_cont(struct output *o, const char *fmt, ...);
38
39extern unsigned int host1x_debug_trace_cmdbuf;
40
41void host1x_debug_init(struct host1x *host1x);
42void host1x_debug_deinit(struct host1x *host1x);
43void host1x_debug_dump(struct host1x *host1x);
44void host1x_debug_dump_syncpts(struct host1x *host1x);
45
46#endif
47

source code of linux/drivers/gpu/host1x/debug.h