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These driver files are initially, substantially similar to mpt2sas but, because mpt2sas is going into maintenance mode and mp3sas will become heavily developed, we elected to keep the code bases separate. Signed-off-by: Sreekanth Reddy <Sreekanth.Reddy@lsi.com> Reviewed-by: Nagalakshmi Nandigama <Nagalakshmi.Nandigama@lsi.com> Signed-off-by: James Bottomley <JBottomley@Parallels.com>
220 lines
6.3 KiB
C
220 lines
6.3 KiB
C
/*
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* Logging Support for MPT (Message Passing Technology) based controllers
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*
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* This code is based on drivers/scsi/mpt3sas/mpt3sas_debug.c
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* Copyright (C) 2012 LSI Corporation
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* (mailto:DL-MPTFusionLinux@lsi.com)
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* NO WARRANTY
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* THE PROGRAM IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OR
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* CONDITIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED INCLUDING, WITHOUT
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* LIMITATION, ANY WARRANTIES OR CONDITIONS OF TITLE, NON-INFRINGEMENT,
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* MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE. Each Recipient is
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* solely responsible for determining the appropriateness of using and
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* distributing the Program and assumes all risks associated with its
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* exercise of rights under this Agreement, including but not limited to
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* the risks and costs of program errors, damage to or loss of data,
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* programs or equipment, and unavailability or interruption of operations.
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* DISCLAIMER OF LIABILITY
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* NEITHER RECIPIENT NOR ANY CONTRIBUTORS SHALL HAVE ANY LIABILITY FOR ANY
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* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING WITHOUT LIMITATION LOST PROFITS), HOWEVER CAUSED AND
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* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR
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* TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE
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* USE OR DISTRIBUTION OF THE PROGRAM OR THE EXERCISE OF ANY RIGHTS GRANTED
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* HEREUNDER, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGES
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
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* USA.
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*/
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#ifndef MPT3SAS_DEBUG_H_INCLUDED
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#define MPT3SAS_DEBUG_H_INCLUDED
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#define MPT_DEBUG 0x00000001
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#define MPT_DEBUG_MSG_FRAME 0x00000002
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#define MPT_DEBUG_SG 0x00000004
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#define MPT_DEBUG_EVENTS 0x00000008
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#define MPT_DEBUG_EVENT_WORK_TASK 0x00000010
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#define MPT_DEBUG_INIT 0x00000020
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#define MPT_DEBUG_EXIT 0x00000040
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#define MPT_DEBUG_FAIL 0x00000080
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#define MPT_DEBUG_TM 0x00000100
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#define MPT_DEBUG_REPLY 0x00000200
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#define MPT_DEBUG_HANDSHAKE 0x00000400
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#define MPT_DEBUG_CONFIG 0x00000800
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#define MPT_DEBUG_DL 0x00001000
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#define MPT_DEBUG_RESET 0x00002000
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#define MPT_DEBUG_SCSI 0x00004000
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#define MPT_DEBUG_IOCTL 0x00008000
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#define MPT_DEBUG_SAS 0x00020000
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#define MPT_DEBUG_TRANSPORT 0x00040000
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#define MPT_DEBUG_TASK_SET_FULL 0x00080000
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#define MPT_DEBUG_TRIGGER_DIAG 0x00200000
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/*
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* CONFIG_SCSI_MPT3SAS_LOGGING - enabled in Kconfig
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*/
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#ifdef CONFIG_SCSI_MPT3SAS_LOGGING
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#define MPT_CHECK_LOGGING(IOC, CMD, BITS) \
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{ \
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if (IOC->logging_level & BITS) \
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CMD; \
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}
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#else
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#define MPT_CHECK_LOGGING(IOC, CMD, BITS)
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#endif /* CONFIG_SCSI_MPT3SAS_LOGGING */
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/*
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* debug macros
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*/
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#define dprintk(IOC, CMD) \
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MPT_CHECK_LOGGING(IOC, CMD, MPT_DEBUG)
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#define dsgprintk(IOC, CMD) \
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MPT_CHECK_LOGGING(IOC, CMD, MPT_DEBUG_SG)
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#define devtprintk(IOC, CMD) \
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MPT_CHECK_LOGGING(IOC, CMD, MPT_DEBUG_EVENTS)
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#define dewtprintk(IOC, CMD) \
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MPT_CHECK_LOGGING(IOC, CMD, MPT_DEBUG_EVENT_WORK_TASK)
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#define dinitprintk(IOC, CMD) \
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MPT_CHECK_LOGGING(IOC, CMD, MPT_DEBUG_INIT)
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#define dexitprintk(IOC, CMD) \
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MPT_CHECK_LOGGING(IOC, CMD, MPT_DEBUG_EXIT)
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#define dfailprintk(IOC, CMD) \
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MPT_CHECK_LOGGING(IOC, CMD, MPT_DEBUG_FAIL)
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#define dtmprintk(IOC, CMD) \
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MPT_CHECK_LOGGING(IOC, CMD, MPT_DEBUG_TM)
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#define dreplyprintk(IOC, CMD) \
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MPT_CHECK_LOGGING(IOC, CMD, MPT_DEBUG_REPLY)
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#define dhsprintk(IOC, CMD) \
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MPT_CHECK_LOGGING(IOC, CMD, MPT_DEBUG_HANDSHAKE)
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#define dcprintk(IOC, CMD) \
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MPT_CHECK_LOGGING(IOC, CMD, MPT_DEBUG_CONFIG)
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#define ddlprintk(IOC, CMD) \
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MPT_CHECK_LOGGING(IOC, CMD, MPT_DEBUG_DL)
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#define drsprintk(IOC, CMD) \
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MPT_CHECK_LOGGING(IOC, CMD, MPT_DEBUG_RESET)
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#define dsprintk(IOC, CMD) \
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MPT_CHECK_LOGGING(IOC, CMD, MPT_DEBUG_SCSI)
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#define dctlprintk(IOC, CMD) \
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MPT_CHECK_LOGGING(IOC, CMD, MPT_DEBUG_IOCTL)
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#define dsasprintk(IOC, CMD) \
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MPT_CHECK_LOGGING(IOC, CMD, MPT_DEBUG_SAS)
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#define dsastransport(IOC, CMD) \
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MPT_CHECK_LOGGING(IOC, CMD, MPT_DEBUG_SAS_WIDE)
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#define dmfprintk(IOC, CMD) \
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MPT_CHECK_LOGGING(IOC, CMD, MPT_DEBUG_MSG_FRAME)
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#define dtsfprintk(IOC, CMD) \
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MPT_CHECK_LOGGING(IOC, CMD, MPT_DEBUG_TASK_SET_FULL)
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#define dtransportprintk(IOC, CMD) \
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MPT_CHECK_LOGGING(IOC, CMD, MPT_DEBUG_TRANSPORT)
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#define dTriggerDiagPrintk(IOC, CMD) \
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MPT_CHECK_LOGGING(IOC, CMD, MPT_DEBUG_TRIGGER_DIAG)
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/* inline functions for dumping debug data*/
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#ifdef CONFIG_SCSI_MPT3SAS_LOGGING
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/**
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* _debug_dump_mf - print message frame contents
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* @mpi_request: pointer to message frame
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* @sz: number of dwords
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*/
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static inline void
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_debug_dump_mf(void *mpi_request, int sz)
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{
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int i;
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__le32 *mfp = (__le32 *)mpi_request;
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pr_info("mf:\n\t");
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for (i = 0; i < sz; i++) {
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if (i && ((i % 8) == 0))
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pr_info("\n\t");
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pr_info("%08x ", le32_to_cpu(mfp[i]));
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}
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pr_info("\n");
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}
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/**
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* _debug_dump_reply - print message frame contents
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* @mpi_request: pointer to message frame
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* @sz: number of dwords
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*/
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static inline void
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_debug_dump_reply(void *mpi_request, int sz)
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{
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int i;
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__le32 *mfp = (__le32 *)mpi_request;
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pr_info("reply:\n\t");
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for (i = 0; i < sz; i++) {
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if (i && ((i % 8) == 0))
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pr_info("\n\t");
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pr_info("%08x ", le32_to_cpu(mfp[i]));
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}
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pr_info("\n");
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}
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/**
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* _debug_dump_config - print config page contents
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* @mpi_request: pointer to message frame
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* @sz: number of dwords
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*/
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static inline void
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_debug_dump_config(void *mpi_request, int sz)
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{
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int i;
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__le32 *mfp = (__le32 *)mpi_request;
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pr_info("config:\n\t");
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for (i = 0; i < sz; i++) {
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if (i && ((i % 8) == 0))
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pr_info("\n\t");
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pr_info("%08x ", le32_to_cpu(mfp[i]));
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}
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pr_info("\n");
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}
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#else
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#define _debug_dump_mf(mpi_request, sz)
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#define _debug_dump_reply(mpi_request, sz)
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#define _debug_dump_config(mpi_request, sz)
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#endif /* CONFIG_SCSI_MPT3SAS_LOGGING */
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#endif /* MPT3SAS_DEBUG_H_INCLUDED */
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