1 /*****************************************************************************
3 AudioScience HPI driver
4 Copyright (C) 1997-2011 AudioScience Inc. <support@audioscience.com>
6 This program is free software; you can redistribute it and/or modify
7 it under the terms of version 2 of the GNU General Public License as
8 published by the Free Software Foundation;
10 This program is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 GNU General Public License for more details.
15 You should have received a copy of the GNU General Public License
16 along with this program; if not, write to the Free Software
17 Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
21 *****************************************************************************/
26 #include "hpi_internal.h"
28 /* Define debugging levels. */
29 enum { HPI_DEBUG_LEVEL_ERROR
= 0, /* always log errors */
30 HPI_DEBUG_LEVEL_WARNING
= 1,
31 HPI_DEBUG_LEVEL_NOTICE
= 2,
32 HPI_DEBUG_LEVEL_INFO
= 3,
33 HPI_DEBUG_LEVEL_DEBUG
= 4,
34 HPI_DEBUG_LEVEL_VERBOSE
= 5 /* same printk level as DEBUG */
37 #define HPI_DEBUG_LEVEL_DEFAULT HPI_DEBUG_LEVEL_NOTICE
39 /* an OS can define an extra flag string that is appended to
40 the start of each message, eg see linux kernel hpios.h */
42 #ifdef SOURCEFILE_NAME
43 #define FILE_LINE SOURCEFILE_NAME ":" __stringify(__LINE__) " "
45 #define FILE_LINE __FILE__ ":" __stringify(__LINE__) " "
48 #define HPI_DEBUG_ASSERT(expression) \
50 if (!(expression)) { \
51 printk(KERN_ERR FILE_LINE \
52 "ASSERT " __stringify(expression)); \
56 #define HPI_DEBUG_LOG(level, ...) \
58 if (hpi_debug_level >= HPI_DEBUG_LEVEL_##level) { \
59 printk(HPI_DEBUG_FLAG_##level \
60 FILE_LINE __VA_ARGS__); \
64 void hpi_debug_init(void);
65 int hpi_debug_level_set(int level
);
66 int hpi_debug_level_get(void);
67 /* needed by Linux driver for dynamic debug level changes */
68 extern int hpi_debug_level
;
70 void hpi_debug_message(struct hpi_message
*phm
, char *sz_fileline
);
72 void hpi_debug_data(u16
*pdata
, u32 len
);
74 #define HPI_DEBUG_DATA(pdata, len) \
76 if (hpi_debug_level >= HPI_DEBUG_LEVEL_VERBOSE) \
77 hpi_debug_data(pdata, len); \
80 #define HPI_DEBUG_MESSAGE(level, phm) \
82 if (hpi_debug_level >= HPI_DEBUG_LEVEL_##level) { \
83 hpi_debug_message(phm, HPI_DEBUG_FLAG_##level \
84 FILE_LINE __stringify(level)); \
88 #define HPI_DEBUG_RESPONSE(phr) \
90 if (((hpi_debug_level >= HPI_DEBUG_LEVEL_DEBUG) && \
92 (hpi_debug_level >= HPI_DEBUG_LEVEL_VERBOSE)) \
93 printk(KERN_DEBUG "HPI_RES%d,%d,%d\n", \
94 phr->version, phr->error, phr->specific_error); \
97 #ifndef compile_time_assert
98 #define compile_time_assert(cond, msg) \
99 typedef char msg[(cond) ? 1 : -1]
102 #endif /* _HPIDEBUG_H_ */
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