xref: /linux/drivers/s390/crypto/zcrypt_debug.h (revision d91517839e5d95adc0cf4b28caa7af62a71de526)
1 /*
2  *  Copyright IBM Corp. 2012
3  *  Author(s): Holger Dengler (hd@linux.vnet.ibm.com)
4  */
5 #ifndef ZCRYPT_DEBUG_H
6 #define ZCRYPT_DEBUG_H
7 
8 #include <asm/debug.h>
9 #include "zcrypt_api.h"
10 
11 /* that gives us 15 characters in the text event views */
12 #define ZCRYPT_DBF_LEN	16
13 
14 #define DBF_ERR		3	/* error conditions	*/
15 #define DBF_WARN	4	/* warning conditions	*/
16 #define DBF_INFO	6	/* informational	*/
17 
18 #define RC2WARN(rc) ((rc) ? DBF_WARN : DBF_INFO)
19 
20 #define ZCRYPT_DBF_COMMON(level, text...) \
21 	do { \
22 		if (debug_level_enabled(zcrypt_dbf_common, level)) { \
23 			char debug_buffer[ZCRYPT_DBF_LEN]; \
24 			snprintf(debug_buffer, ZCRYPT_DBF_LEN, text); \
25 			debug_text_event(zcrypt_dbf_common, level, \
26 					 debug_buffer); \
27 		} \
28 	} while (0)
29 
30 #define ZCRYPT_DBF_DEVICES(level, text...) \
31 	do { \
32 		if (debug_level_enabled(zcrypt_dbf_devices, level)) { \
33 			char debug_buffer[ZCRYPT_DBF_LEN]; \
34 			snprintf(debug_buffer, ZCRYPT_DBF_LEN, text); \
35 			debug_text_event(zcrypt_dbf_devices, level, \
36 					 debug_buffer); \
37 		} \
38 	} while (0)
39 
40 #define ZCRYPT_DBF_DEV(level, device, text...) \
41 	do { \
42 		if (debug_level_enabled(device->dbf_area, level)) { \
43 			char debug_buffer[ZCRYPT_DBF_LEN]; \
44 			snprintf(debug_buffer, ZCRYPT_DBF_LEN, text); \
45 			debug_text_event(device->dbf_area, level, \
46 					 debug_buffer); \
47 		} \
48 	} while (0)
49 
50 int zcrypt_debug_init(void);
51 void zcrypt_debug_exit(void);
52 
53 #endif /* ZCRYPT_DEBUG_H */
54