Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
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linux
1/*
2 * Tegra host1x Debug
3 *
4 * Copyright (c) 2011-2013 NVIDIA Corporation.
5 *
6 * This program is free software; you can redistribute it and/or modify it
7 * under the terms and conditions of the GNU General Public License,
8 * version 2, as published by the Free Software Foundation.
9 *
10 * This program is distributed in the hope it will be useful, but WITHOUT
11 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
12 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
13 * more details.
14 *
15 * You should have received a copy of the GNU General Public License
16 * along with this program. If not, see <http://www.gnu.org/licenses/>.
17 */
18#ifndef __HOST1X_DEBUG_H
19#define __HOST1X_DEBUG_H
20
21#include <linux/debugfs.h>
22#include <linux/seq_file.h>
23
24struct host1x;
25
26struct output {
27 void (*fn)(void *ctx, const char *str, size_t len, bool cont);
28 void *ctx;
29 char buf[256];
30};
31
32static inline void write_to_seqfile(void *ctx, const char *str, size_t len,
33 bool cont)
34{
35 seq_write((struct seq_file *)ctx, str, len);
36}
37
38static inline void write_to_printk(void *ctx, const char *str, size_t len,
39 bool cont)
40{
41 if (cont)
42 pr_cont("%s", str);
43 else
44 pr_info("%s", str);
45}
46
47void __printf(2, 3) host1x_debug_output(struct output *o, const char *fmt, ...);
48void __printf(2, 3) host1x_debug_cont(struct output *o, const char *fmt, ...);
49
50extern unsigned int host1x_debug_trace_cmdbuf;
51
52void host1x_debug_init(struct host1x *host1x);
53void host1x_debug_deinit(struct host1x *host1x);
54void host1x_debug_dump(struct host1x *host1x);
55void host1x_debug_dump_syncpts(struct host1x *host1x);
56
57#endif