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
24 struct host1x;
25
26 struct output {
27 void (*fn)(void *ctx, const char *str, size_t len);
28 void *ctx;
29 char buf[256];
30 };
31
write_to_seqfile(void * ctx,const char * str,size_t len)32 static inline void write_to_seqfile(void *ctx, const char *str, size_t len)
33 {
34 seq_write((struct seq_file *)ctx, str, len);
35 }
36
write_to_printk(void * ctx,const char * str,size_t len)37 static inline void write_to_printk(void *ctx, const char *str, size_t len)
38 {
39 pr_info("%s", str);
40 }
41
42 void __printf(2, 3) host1x_debug_output(struct output *o, const char *fmt, ...);
43
44 extern unsigned int host1x_debug_trace_cmdbuf;
45
46 void host1x_debug_init(struct host1x *host1x);
47 void host1x_debug_deinit(struct host1x *host1x);
48 void host1x_debug_dump(struct host1x *host1x);
49 void host1x_debug_dump_syncpts(struct host1x *host1x);
50
51 #endif
52