linux/drivers/scsi/lpfc/lpfc_logmsg.h
Justin Tee 41c831bbb0 scsi: lpfc: Introduce LOG_NODE_VERBOSE messaging flag
The preexisting LOG_NODE message flag frequently spams a subset of the same
log messages during normal FC driver operations.  When analyzing driver
logs, this sometimes leads to difficulty in troubleshooting.

Because LOG_IP log message flag is unused, convert it to a new
LOG_NODE_VERBOSE flag.  The LOG_NODE_VERBOSE shall specifically be used for
diagnosing issues that require precise ndlp tracking detail.

Signed-off-by: Justin Tee <justin.tee@broadcom.com>
Link: https://lore.kernel.org/r/20231009161812.97232-6-justintee8345@gmail.com
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
2023-10-13 16:58:27 -04:00

100 lines
4.7 KiB
C

/*******************************************************************
* This file is part of the Emulex Linux Device Driver for *
* Fibre Channel Host Bus Adapters. *
* Copyright (C) 2017-2023 Broadcom. All Rights Reserved. The term *
* “Broadcom” refers to Broadcom Inc. and/or its subsidiaries. *
* Copyright (C) 2004-2009 Emulex. All rights reserved. *
* EMULEX and SLI are trademarks of Emulex. *
* www.broadcom.com *
* *
* This program is free software; you can redistribute it and/or *
* modify it under the terms of version 2 of the GNU General *
* Public License as published by the Free Software Foundation. *
* This program is distributed in the hope that it will be useful. *
* ALL EXPRESS OR IMPLIED CONDITIONS, REPRESENTATIONS AND *
* WARRANTIES, INCLUDING ANY IMPLIED WARRANTY OF MERCHANTABILITY, *
* FITNESS FOR A PARTICULAR PURPOSE, OR NON-INFRINGEMENT, ARE *
* DISCLAIMED, EXCEPT TO THE EXTENT THAT SUCH DISCLAIMERS ARE HELD *
* TO BE LEGALLY INVALID. See the GNU General Public License for *
* more details, a copy of which can be found in the file COPYING *
* included with this package. *
*******************************************************************/
#define LOG_ELS 0x00000001 /* ELS events */
#define LOG_DISCOVERY 0x00000002 /* Link discovery events */
#define LOG_MBOX 0x00000004 /* Mailbox events */
#define LOG_INIT 0x00000008 /* Initialization events */
#define LOG_LINK_EVENT 0x00000010 /* Link events */
#define LOG_NODE_VERBOSE 0x00000020 /* Node verbose events */
#define LOG_FCP 0x00000040 /* FCP traffic history */
#define LOG_NODE 0x00000080 /* Node table events */
#define LOG_TEMP 0x00000100 /* Temperature sensor events */
#define LOG_BG 0x00000200 /* BlockGuard events */
#define LOG_MISC 0x00000400 /* Miscellaneous events */
#define LOG_SLI 0x00000800 /* SLI events */
#define LOG_FCP_ERROR 0x00001000 /* log errors, not underruns */
#define LOG_LIBDFC 0x00002000 /* Libdfc events */
#define LOG_VPORT 0x00004000 /* NPIV events */
#define LOG_LDS_EVENT 0x00008000 /* Link Degrade Signaling events */
#define LOG_EVENT 0x00010000 /* CT,TEMP,DUMP, logging */
#define LOG_FIP 0x00020000 /* FIP events */
#define LOG_FCP_UNDER 0x00040000 /* FCP underruns errors */
#define LOG_SCSI_CMD 0x00080000 /* ALL SCSI commands */
#define LOG_NVME 0x00100000 /* NVME general events. */
#define LOG_NVME_DISC 0x00200000 /* NVME Discovery/Connect events. */
#define LOG_NVME_ABTS 0x00400000 /* NVME ABTS events. */
#define LOG_NVME_IOERR 0x00800000 /* NVME IO Error events. */
#define LOG_RSVD1 0x01000000 /* Reserved */
#define LOG_RSVD2 0x02000000 /* Reserved */
#define LOG_CGN_MGMT 0x04000000 /* Congestion Mgmt events */
#define LOG_TRACE_EVENT 0x80000000 /* Dmp the DBG log on this err */
#define LOG_ALL_MSG 0x7fffffff /* LOG all messages */
void lpfc_dmp_dbg(struct lpfc_hba *phba);
void lpfc_dbg_print(struct lpfc_hba *phba, const char *fmt, ...);
/* generate message by verbose log setting or severity */
#define lpfc_vlog_msg(vport, level, mask, fmt, arg...) \
{ if (((mask) & (vport)->cfg_log_verbose) || (level[1] <= '5')) \
dev_printk(level, &((vport)->phba->pcidev)->dev, "%d:(%d):" \
fmt, (vport)->phba->brd_no, vport->vpi, ##arg); }
#define lpfc_log_msg(phba, level, mask, fmt, arg...) \
do { \
{ uint32_t log_verbose = (phba)->pport ? \
(phba)->pport->cfg_log_verbose : \
(phba)->cfg_log_verbose; \
if (((mask) & log_verbose) || (level[1] <= '5')) \
dev_printk(level, &((phba)->pcidev)->dev, "%d:" \
fmt, phba->brd_no, ##arg); \
} \
} while (0)
#define lpfc_printf_vlog(vport, level, mask, fmt, arg...) \
do { \
{ if (((mask) & (vport)->cfg_log_verbose) || (level[1] <= '3')) { \
if ((mask) & LOG_TRACE_EVENT && !(vport)->cfg_log_verbose) \
lpfc_dmp_dbg((vport)->phba); \
dev_printk(level, &((vport)->phba->pcidev)->dev, "%d:(%d):" \
fmt, (vport)->phba->brd_no, vport->vpi, ##arg); \
} else if (!(vport)->cfg_log_verbose) \
lpfc_dbg_print((vport)->phba, "%d:(%d):" fmt, \
(vport)->phba->brd_no, (vport)->vpi, ##arg); \
} \
} while (0)
#define lpfc_printf_log(phba, level, mask, fmt, arg...) \
do { \
{ uint32_t log_verbose = (phba)->pport ? \
(phba)->pport->cfg_log_verbose : \
(phba)->cfg_log_verbose; \
if (((mask) & log_verbose) || (level[1] <= '3')) { \
if ((mask) & LOG_TRACE_EVENT && !log_verbose) \
lpfc_dmp_dbg(phba); \
dev_printk(level, &((phba)->pcidev)->dev, "%d:" \
fmt, phba->brd_no, ##arg); \
} else if (!log_verbose)\
lpfc_dbg_print(phba, "%d:" fmt, phba->brd_no, ##arg); \
} \
} while (0)