linux/drivers/scsi/mpi3mr/mpi3mr_debug.h
Sreekanth Reddy 9cf0666f34 scsi: mpi3mr: Add debug APIs based on logging_level bits
Add debug print functions which will print messages based on logging_level
bits enabled.

Link: https://lore.kernel.org/r/20211220141159.16117-2-sreekanth.reddy@broadcom.com
Signed-off-by: Sreekanth Reddy <sreekanth.reddy@broadcom.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
2021-12-23 00:04:21 -05:00

146 lines
3.6 KiB
C

/* SPDX-License-Identifier: GPL-2.0-or-later */
/*
* Driver for Broadcom MPI3 Storage Controllers
*
* Copyright (C) 2017-2021 Broadcom Inc.
* (mailto: mpi3mr-linuxdrv.pdl@broadcom.com)
*
*/
#ifndef MPI3SAS_DEBUG_H_INCLUDED
#define MPI3SAS_DEBUG_H_INCLUDED
/*
* debug levels
*/
#define MPI3_DEBUG_EVENT 0x00000001
#define MPI3_DEBUG_EVENT_WORK_TASK 0x00000002
#define MPI3_DEBUG_INIT 0x00000004
#define MPI3_DEBUG_EXIT 0x00000008
#define MPI3_DEBUG_TM 0x00000010
#define MPI3_DEBUG_RESET 0x00000020
#define MPI3_DEBUG_SCSI_ERROR 0x00000040
#define MPI3_DEBUG_REPLY 0x00000080
#define MPI3_DEBUG_IOCTL_ERROR 0x00008000
#define MPI3_DEBUG_IOCTL_INFO 0x00010000
#define MPI3_DEBUG_SCSI_INFO 0x00020000
#define MPI3_DEBUG 0x01000000
#define MPI3_DEBUG_SG 0x02000000
/*
* debug macros
*/
#define ioc_err(ioc, fmt, ...) \
pr_err("%s: " fmt, (ioc)->name, ##__VA_ARGS__)
#define ioc_notice(ioc, fmt, ...) \
pr_notice("%s: " fmt, (ioc)->name, ##__VA_ARGS__)
#define ioc_warn(ioc, fmt, ...) \
pr_warn("%s: " fmt, (ioc)->name, ##__VA_ARGS__)
#define ioc_info(ioc, fmt, ...) \
pr_info("%s: " fmt, (ioc)->name, ##__VA_ARGS__)
#define dprint(ioc, fmt, ...) \
do { \
if (ioc->logging_level & MPI3_DEBUG) \
pr_info("%s: " fmt, (ioc)->name, ##__VA_ARGS__); \
} while (0)
#define dprint_event_th(ioc, fmt, ...) \
do { \
if (ioc->logging_level & MPI3_DEBUG_EVENT) \
pr_info("%s: " fmt, (ioc)->name, ##__VA_ARGS__); \
} while (0)
#define dprint_event_bh(ioc, fmt, ...) \
do { \
if (ioc->logging_level & MPI3_DEBUG_EVENT_WORK_TASK) \
pr_info("%s: " fmt, (ioc)->name, ##__VA_ARGS__); \
} while (0)
#define dprint_init(ioc, fmt, ...) \
do { \
if (ioc->logging_level & MPI3_DEBUG_INIT) \
pr_info("%s: " fmt, (ioc)->name, ##__VA_ARGS__); \
} while (0)
#define dprint_exit(ioc, fmt, ...) \
do { \
if (ioc->logging_level & MPI3_DEBUG_EXIT) \
pr_info("%s: " fmt, (ioc)->name, ##__VA_ARGS__); \
} while (0)
#define dprint_tm(ioc, fmt, ...) \
do { \
if (ioc->logging_level & MPI3_DEBUG_TM) \
pr_info("%s: " fmt, (ioc)->name, ##__VA_ARGS__); \
} while (0)
#define dprint_reply(ioc, fmt, ...) \
do { \
if (ioc->logging_level & MPI3_DEBUG_REPLY) \
pr_info("%s: " fmt, (ioc)->name, ##__VA_ARGS__); \
} while (0)
#define dprint_reset(ioc, fmt, ...) \
do { \
if (ioc->logging_level & MPI3_DEBUG_RESET) \
pr_info("%s: " fmt, (ioc)->name, ##__VA_ARGS__); \
} while (0)
#define dprint_scsi_info(ioc, fmt, ...) \
do { \
if (ioc->logging_level & MPI3_DEBUG_SCSI_INFO) \
pr_info("%s: " fmt, (ioc)->name, ##__VA_ARGS__); \
} while (0)
#define dprint_scsi_err(ioc, fmt, ...) \
do { \
if (ioc->logging_level & MPI3_DEBUG_SCSI_ERROR) \
pr_info("%s: " fmt, (ioc)->name, ##__VA_ARGS__); \
} while (0)
#define dprint_scsi_command(ioc, SCMD, LOG_LEVEL) \
do { \
if (ioc->logging_level & LOG_LEVEL) \
scsi_print_command(SCMD); \
} while (0)
#define dprint_ioctl_info(ioc, fmt, ...) \
do { \
if (ioc->logging_level & MPI3_DEBUG_IOCTL_INFO) \
pr_info("%s: " fmt, (ioc)->name, ##__VA_ARGS__); \
} while (0)
#define dprint_ioctl_err(ioc, fmt, ...) \
do { \
if (ioc->logging_level & MPI3_DEBUG_IOCTL_ERROR) \
pr_info("%s: " fmt, (ioc)->name, ##__VA_ARGS__); \
} while (0)
#endif /* MPT3SAS_DEBUG_H_INCLUDED */
/**
* dprint_dump_req - print message frame contents
* @req: pointer to message frame
* @sz: number of dwords
*/
static inline void
dprint_dump_req(void *req, int sz)
{
int i;
__le32 *mfp = (__le32 *)req;
pr_info("request:\n\t");
for (i = 0; i < sz; i++) {
if (i && ((i % 8) == 0))
pr_info("\n\t");
pr_info("%08x ", le32_to_cpu(mfp[i]));
}
pr_info("\n");
}