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/*
* Logging Support for MPT (Message Passing Technology) based controllers
*
* This code is based on drivers/scsi/mpt3sas/mpt3sas_debug.c
* Copyright (C) 2012-2014 LSI Corporation
* (mailto:DL-MPTFusionLinux@lsi.com)
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* NO WARRANTY
* THE PROGRAM IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OR
* CONDITIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED INCLUDING, WITHOUT
* LIMITATION, ANY WARRANTIES OR CONDITIONS OF TITLE, NON-INFRINGEMENT,
* MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE. Each Recipient is
* solely responsible for determining the appropriateness of using and
* distributing the Program and assumes all risks associated with its
* exercise of rights under this Agreement, including but not limited to
* the risks and costs of program errors, damage to or loss of data,
* programs or equipment, and unavailability or interruption of operations.
* DISCLAIMER OF LIABILITY
* NEITHER RECIPIENT NOR ANY CONTRIBUTORS SHALL HAVE ANY LIABILITY FOR ANY
* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING WITHOUT LIMITATION LOST PROFITS), HOWEVER CAUSED AND
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR
* TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE
* USE OR DISTRIBUTION OF THE PROGRAM OR THE EXERCISE OF ANY RIGHTS GRANTED
* HEREUNDER, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGES
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
* USA.
*/
#ifndef MPT3SAS_DEBUG_H_INCLUDED
#define MPT3SAS_DEBUG_H_INCLUDED
#define MPT_DEBUG 0x00000001
#define MPT_DEBUG_MSG_FRAME 0x00000002
#define MPT_DEBUG_SG 0x00000004
#define MPT_DEBUG_EVENTS 0x00000008
#define MPT_DEBUG_EVENT_WORK_TASK 0x00000010
#define MPT_DEBUG_INIT 0x00000020
#define MPT_DEBUG_EXIT 0x00000040
#define MPT_DEBUG_FAIL 0x00000080
#define MPT_DEBUG_TM 0x00000100
#define MPT_DEBUG_REPLY 0x00000200
#define MPT_DEBUG_HANDSHAKE 0x00000400
#define MPT_DEBUG_CONFIG 0x00000800
#define MPT_DEBUG_DL 0x00001000
#define MPT_DEBUG_RESET 0x00002000
#define MPT_DEBUG_SCSI 0x00004000
#define MPT_DEBUG_IOCTL 0x00008000
#define MPT_DEBUG_SAS 0x00020000
#define MPT_DEBUG_TRANSPORT 0x00040000
#define MPT_DEBUG_TASK_SET_FULL 0x00080000
#define MPT_DEBUG_TRIGGER_DIAG 0x00200000
/*
* CONFIG_SCSI_MPT3SAS_LOGGING - enabled in Kconfig
*/
#ifdef CONFIG_SCSI_MPT3SAS_LOGGING
#define MPT_CHECK_LOGGING(IOC, CMD, BITS) \
{ \
if (IOC->logging_level & BITS) \
CMD; \
}
#else
#define MPT_CHECK_LOGGING(IOC, CMD, BITS)
#endif /* CONFIG_SCSI_MPT3SAS_LOGGING */
/*
* debug macros
*/
#define dprintk(IOC, CMD) \
MPT_CHECK_LOGGING(IOC, CMD, MPT_DEBUG)
#define dsgprintk(IOC, CMD) \
MPT_CHECK_LOGGING(IOC, CMD, MPT_DEBUG_SG)
#define devtprintk(IOC, CMD) \
MPT_CHECK_LOGGING(IOC, CMD, MPT_DEBUG_EVENTS)
#define dewtprintk(IOC, CMD) \
MPT_CHECK_LOGGING(IOC, CMD, MPT_DEBUG_EVENT_WORK_TASK)
#define dinitprintk(IOC, CMD) \
MPT_CHECK_LOGGING(IOC, CMD, MPT_DEBUG_INIT)
#define dexitprintk(IOC, CMD) \
MPT_CHECK_LOGGING(IOC, CMD, MPT_DEBUG_EXIT)
#define dfailprintk(IOC, CMD) \
MPT_CHECK_LOGGING(IOC, CMD, MPT_DEBUG_FAIL)
#define dtmprintk(IOC, CMD) \
MPT_CHECK_LOGGING(IOC, CMD, MPT_DEBUG_TM)
#define dreplyprintk(IOC, CMD) \
MPT_CHECK_LOGGING(IOC, CMD, MPT_DEBUG_REPLY)
#define dhsprintk(IOC, CMD) \
MPT_CHECK_LOGGING(IOC, CMD, MPT_DEBUG_HANDSHAKE)
#define dcprintk(IOC, CMD) \
MPT_CHECK_LOGGING(IOC, CMD, MPT_DEBUG_CONFIG)
#define ddlprintk(IOC, CMD) \
MPT_CHECK_LOGGING(IOC, CMD, MPT_DEBUG_DL)
#define drsprintk(IOC, CMD) \
MPT_CHECK_LOGGING(IOC, CMD, MPT_DEBUG_RESET)
#define dsprintk(IOC, CMD) \
MPT_CHECK_LOGGING(IOC, CMD, MPT_DEBUG_SCSI)
#define dctlprintk(IOC, CMD) \
MPT_CHECK_LOGGING(IOC, CMD, MPT_DEBUG_IOCTL)
#define dsasprintk(IOC, CMD) \
MPT_CHECK_LOGGING(IOC, CMD, MPT_DEBUG_SAS)
#define dsastransport(IOC, CMD) \
MPT_CHECK_LOGGING(IOC, CMD, MPT_DEBUG_SAS_WIDE)
#define dmfprintk(IOC, CMD) \
MPT_CHECK_LOGGING(IOC, CMD, MPT_DEBUG_MSG_FRAME)
#define dtsfprintk(IOC, CMD) \
MPT_CHECK_LOGGING(IOC, CMD, MPT_DEBUG_TASK_SET_FULL)
#define dtransportprintk(IOC, CMD) \
MPT_CHECK_LOGGING(IOC, CMD, MPT_DEBUG_TRANSPORT)
#define dTriggerDiagPrintk(IOC, CMD) \
MPT_CHECK_LOGGING(IOC, CMD, MPT_DEBUG_TRIGGER_DIAG)
/* inline functions for dumping debug data*/
#ifdef CONFIG_SCSI_MPT3SAS_LOGGING
/**
* _debug_dump_mf - print message frame contents
* @mpi_request: pointer to message frame
* @sz: number of dwords
*/
static inline void
_debug_dump_mf(void *mpi_request, int sz)
{
int i;
__le32 *mfp = (__le32 *)mpi_request;
pr_info("mf:\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");
}
/**
* _debug_dump_reply - print message frame contents
* @mpi_request: pointer to message frame
* @sz: number of dwords
*/
static inline void
_debug_dump_reply(void *mpi_request, int sz)
{
int i;
__le32 *mfp = (__le32 *)mpi_request;
pr_info("reply:\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");
}
/**
* _debug_dump_config - print config page contents
* @mpi_request: pointer to message frame
* @sz: number of dwords
*/
static inline void
_debug_dump_config(void *mpi_request, int sz)
{
int i;
__le32 *mfp = (__le32 *)mpi_request;
pr_info("config:\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");
}
#else
#define _debug_dump_mf(mpi_request, sz)
#define _debug_dump_reply(mpi_request, sz)
#define _debug_dump_config(mpi_request, sz)
#endif /* CONFIG_SCSI_MPT3SAS_LOGGING */
#endif /* MPT3SAS_DEBUG_H_INCLUDED */
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