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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