1#ifndef _SCSI_LOGGING_H
2#define _SCSI_LOGGING_H
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17#define SCSI_LOG_ERROR_SHIFT 0
18#define SCSI_LOG_TIMEOUT_SHIFT 3
19#define SCSI_LOG_SCAN_SHIFT 6
20#define SCSI_LOG_MLQUEUE_SHIFT 9
21#define SCSI_LOG_MLCOMPLETE_SHIFT 12
22#define SCSI_LOG_LLQUEUE_SHIFT 15
23#define SCSI_LOG_LLCOMPLETE_SHIFT 18
24#define SCSI_LOG_HLQUEUE_SHIFT 21
25#define SCSI_LOG_HLCOMPLETE_SHIFT 24
26#define SCSI_LOG_IOCTL_SHIFT 27
27
28#define SCSI_LOG_ERROR_BITS 3
29#define SCSI_LOG_TIMEOUT_BITS 3
30#define SCSI_LOG_SCAN_BITS 3
31#define SCSI_LOG_MLQUEUE_BITS 3
32#define SCSI_LOG_MLCOMPLETE_BITS 3
33#define SCSI_LOG_LLQUEUE_BITS 3
34#define SCSI_LOG_LLCOMPLETE_BITS 3
35#define SCSI_LOG_HLQUEUE_BITS 3
36#define SCSI_LOG_HLCOMPLETE_BITS 3
37#define SCSI_LOG_IOCTL_BITS 3
38
39extern unsigned int scsi_logging_level;
40
41#ifdef CONFIG_SCSI_LOGGING
42
43#define SCSI_LOG_LEVEL(SHIFT, BITS) \
44 ((scsi_logging_level >> (SHIFT)) & ((1 << (BITS)) - 1))
45
46#define SCSI_CHECK_LOGGING(SHIFT, BITS, LEVEL, CMD) \
47do { \
48 if (unlikely((SCSI_LOG_LEVEL(SHIFT, BITS)) > (LEVEL))) \
49 do { \
50 CMD; \
51 } while (0); \
52} while (0)
53#else
54#define SCSI_LOG_LEVEL(SHIFT, BITS) 0
55#define SCSI_CHECK_LOGGING(SHIFT, BITS, LEVEL, CMD)
56#endif
57
58
59
60
61
62
63#define SCSI_LOG_ERROR_RECOVERY(LEVEL,CMD) \
64 SCSI_CHECK_LOGGING(SCSI_LOG_ERROR_SHIFT, SCSI_LOG_ERROR_BITS, LEVEL,CMD);
65#define SCSI_LOG_TIMEOUT(LEVEL,CMD) \
66 SCSI_CHECK_LOGGING(SCSI_LOG_TIMEOUT_SHIFT, SCSI_LOG_TIMEOUT_BITS, LEVEL,CMD);
67#define SCSI_LOG_SCAN_BUS(LEVEL,CMD) \
68 SCSI_CHECK_LOGGING(SCSI_LOG_SCAN_SHIFT, SCSI_LOG_SCAN_BITS, LEVEL,CMD);
69#define SCSI_LOG_MLQUEUE(LEVEL,CMD) \
70 SCSI_CHECK_LOGGING(SCSI_LOG_MLQUEUE_SHIFT, SCSI_LOG_MLQUEUE_BITS, LEVEL,CMD);
71#define SCSI_LOG_MLCOMPLETE(LEVEL,CMD) \
72 SCSI_CHECK_LOGGING(SCSI_LOG_MLCOMPLETE_SHIFT, SCSI_LOG_MLCOMPLETE_BITS, LEVEL,CMD);
73#define SCSI_LOG_LLQUEUE(LEVEL,CMD) \
74 SCSI_CHECK_LOGGING(SCSI_LOG_LLQUEUE_SHIFT, SCSI_LOG_LLQUEUE_BITS, LEVEL,CMD);
75#define SCSI_LOG_LLCOMPLETE(LEVEL,CMD) \
76 SCSI_CHECK_LOGGING(SCSI_LOG_LLCOMPLETE_SHIFT, SCSI_LOG_LLCOMPLETE_BITS, LEVEL,CMD);
77#define SCSI_LOG_HLQUEUE(LEVEL,CMD) \
78 SCSI_CHECK_LOGGING(SCSI_LOG_HLQUEUE_SHIFT, SCSI_LOG_HLQUEUE_BITS, LEVEL,CMD);
79#define SCSI_LOG_HLCOMPLETE(LEVEL,CMD) \
80 SCSI_CHECK_LOGGING(SCSI_LOG_HLCOMPLETE_SHIFT, SCSI_LOG_HLCOMPLETE_BITS, LEVEL,CMD);
81#define SCSI_LOG_IOCTL(LEVEL,CMD) \
82 SCSI_CHECK_LOGGING(SCSI_LOG_IOCTL_SHIFT, SCSI_LOG_IOCTL_BITS, LEVEL,CMD);
83
84#endif
85