diff options
Diffstat (limited to 'drivers/s390/crypto/zcrypt_debug.h')
| -rw-r--r-- | drivers/s390/crypto/zcrypt_debug.h | 59 |
1 files changed, 59 insertions, 0 deletions
diff --git a/drivers/s390/crypto/zcrypt_debug.h b/drivers/s390/crypto/zcrypt_debug.h new file mode 100644 index 0000000..841ea72 --- /dev/null +++ b/drivers/s390/crypto/zcrypt_debug.h @@ -0,0 +1,59 @@ +/* + * Copyright IBM Corp. 2012 + * Author(s): Holger Dengler (hd@linux.vnet.ibm.com) + */ +#ifndef ZCRYPT_DEBUG_H +#define ZCRYPT_DEBUG_H + +#include <asm/debug.h> +#include "zcrypt_api.h" + +/* that gives us 15 characters in the text event views */ +#define ZCRYPT_DBF_LEN 16 + +/* sort out low debug levels early to avoid wasted sprints */ +static inline int zcrypt_dbf_passes(debug_info_t *dbf_grp, int level) +{ + return (level <= dbf_grp->level); +} + +#define DBF_ERR 3 /* error conditions */ +#define DBF_WARN 4 /* warning conditions */ +#define DBF_INFO 6 /* informational */ + +#define RC2WARN(rc) ((rc) ? DBF_WARN : DBF_INFO) + +#define ZCRYPT_DBF_COMMON(level, text...) \ + do { \ + if (zcrypt_dbf_passes(zcrypt_dbf_common, level)) { \ + char debug_buffer[ZCRYPT_DBF_LEN]; \ + snprintf(debug_buffer, ZCRYPT_DBF_LEN, text); \ + debug_text_event(zcrypt_dbf_common, level, \ + debug_buffer); \ + } \ + } while (0) + +#define ZCRYPT_DBF_DEVICES(level, text...) \ + do { \ + if (zcrypt_dbf_passes(zcrypt_dbf_devices, level)) { \ + char debug_buffer[ZCRYPT_DBF_LEN]; \ + snprintf(debug_buffer, ZCRYPT_DBF_LEN, text); \ + debug_text_event(zcrypt_dbf_devices, level, \ + debug_buffer); \ + } \ + } while (0) + +#define ZCRYPT_DBF_DEV(level, device, text...) \ + do { \ + if (zcrypt_dbf_passes(device->dbf_area, level)) { \ + char debug_buffer[ZCRYPT_DBF_LEN]; \ + snprintf(debug_buffer, ZCRYPT_DBF_LEN, text); \ + debug_text_event(device->dbf_area, level, \ + debug_buffer); \ + } \ + } while (0) + +int zcrypt_debug_init(void); +void zcrypt_debug_exit(void); + +#endif /* ZCRYPT_DEBUG_H */ |
