1/* 2 * Logging Support for MPT (Message Passing Technology) based controllers 3 * 4 * This code is based on drivers/scsi/mpt2sas/mpt2_debug.c 5 * Copyright (C) 2007-2014 LSI Corporation 6 * (mailto:DL-MPTFusionLinux@lsi.com) 7 * 8 * This program is free software; you can redistribute it and/or 9 * modify it under the terms of the GNU General Public License 10 * as published by the Free Software Foundation; either version 2 11 * of the License, or (at your option) any later version. 12 * 13 * This program is distributed in the hope that it will be useful, 14 * but WITHOUT ANY WARRANTY; without even the implied warranty of 15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 16 * GNU General Public License for more details. 17 * 18 * NO WARRANTY 19 * THE PROGRAM IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OR 20 * CONDITIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED INCLUDING, WITHOUT 21 * LIMITATION, ANY WARRANTIES OR CONDITIONS OF TITLE, NON-INFRINGEMENT, 22 * MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE. Each Recipient is 23 * solely responsible for determining the appropriateness of using and 24 * distributing the Program and assumes all risks associated with its 25 * exercise of rights under this Agreement, including but not limited to 26 * the risks and costs of program errors, damage to or loss of data, 27 * programs or equipment, and unavailability or interruption of operations. 28 29 * DISCLAIMER OF LIABILITY 30 * NEITHER RECIPIENT NOR ANY CONTRIBUTORS SHALL HAVE ANY LIABILITY FOR ANY 31 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 32 * DAMAGES (INCLUDING WITHOUT LIMITATION LOST PROFITS), HOWEVER CAUSED AND 33 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR 34 * TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE 35 * USE OR DISTRIBUTION OF THE PROGRAM OR THE EXERCISE OF ANY RIGHTS GRANTED 36 * HEREUNDER, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGES 37 38 * You should have received a copy of the GNU General Public License 39 * along with this program; if not, write to the Free Software 40 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, 41 * USA. 42 */ 43 44#ifndef MPT2SAS_DEBUG_H_INCLUDED 45#define MPT2SAS_DEBUG_H_INCLUDED 46 47#define MPT_DEBUG 0x00000001 48#define MPT_DEBUG_MSG_FRAME 0x00000002 49#define MPT_DEBUG_SG 0x00000004 50#define MPT_DEBUG_EVENTS 0x00000008 51#define MPT_DEBUG_EVENT_WORK_TASK 0x00000010 52#define MPT_DEBUG_INIT 0x00000020 53#define MPT_DEBUG_EXIT 0x00000040 54#define MPT_DEBUG_FAIL 0x00000080 55#define MPT_DEBUG_TM 0x00000100 56#define MPT_DEBUG_REPLY 0x00000200 57#define MPT_DEBUG_HANDSHAKE 0x00000400 58#define MPT_DEBUG_CONFIG 0x00000800 59#define MPT_DEBUG_DL 0x00001000 60#define MPT_DEBUG_RESET 0x00002000 61#define MPT_DEBUG_SCSI 0x00004000 62#define MPT_DEBUG_IOCTL 0x00008000 63#define MPT_DEBUG_CSMISAS 0x00010000 64#define MPT_DEBUG_SAS 0x00020000 65#define MPT_DEBUG_TRANSPORT 0x00040000 66#define MPT_DEBUG_TASK_SET_FULL 0x00080000 67 68#define MPT_DEBUG_TARGET_MODE 0x00100000 69 70 71/* 72 * CONFIG_SCSI_MPT2SAS_LOGGING - enabled in Kconfig 73 */ 74 75#ifdef CONFIG_SCSI_MPT2SAS_LOGGING 76#define MPT_CHECK_LOGGING(IOC, CMD, BITS) \ 77{ \ 78 if (IOC->logging_level & BITS) \ 79 CMD; \ 80} 81#else 82#define MPT_CHECK_LOGGING(IOC, CMD, BITS) 83#endif /* CONFIG_SCSI_MPT2SAS_LOGGING */ 84 85 86/* 87 * debug macros 88 */ 89 90#define dprintk(IOC, CMD) \ 91 MPT_CHECK_LOGGING(IOC, CMD, MPT_DEBUG) 92 93#define dsgprintk(IOC, CMD) \ 94 MPT_CHECK_LOGGING(IOC, CMD, MPT_DEBUG_SG) 95 96#define devtprintk(IOC, CMD) \ 97 MPT_CHECK_LOGGING(IOC, CMD, MPT_DEBUG_EVENTS) 98 99#define dewtprintk(IOC, CMD) \ 100 MPT_CHECK_LOGGING(IOC, CMD, MPT_DEBUG_EVENT_WORK_TASK) 101 102#define dinitprintk(IOC, CMD) \ 103 MPT_CHECK_LOGGING(IOC, CMD, MPT_DEBUG_INIT) 104 105#define dexitprintk(IOC, CMD) \ 106 MPT_CHECK_LOGGING(IOC, CMD, MPT_DEBUG_EXIT) 107 108#define dfailprintk(IOC, CMD) \ 109 MPT_CHECK_LOGGING(IOC, CMD, MPT_DEBUG_FAIL) 110 111#define dtmprintk(IOC, CMD) \ 112 MPT_CHECK_LOGGING(IOC, CMD, MPT_DEBUG_TM) 113 114#define dreplyprintk(IOC, CMD) \ 115 MPT_CHECK_LOGGING(IOC, CMD, MPT_DEBUG_REPLY) 116 117#define dhsprintk(IOC, CMD) \ 118 MPT_CHECK_LOGGING(IOC, CMD, MPT_DEBUG_HANDSHAKE) 119 120#define dcprintk(IOC, CMD) \ 121 MPT_CHECK_LOGGING(IOC, CMD, MPT_DEBUG_CONFIG) 122 123#define ddlprintk(IOC, CMD) \ 124 MPT_CHECK_LOGGING(IOC, CMD, MPT_DEBUG_DL) 125 126#define drsprintk(IOC, CMD) \ 127 MPT_CHECK_LOGGING(IOC, CMD, MPT_DEBUG_RESET) 128 129#define dsprintk(IOC, CMD) \ 130 MPT_CHECK_LOGGING(IOC, CMD, MPT_DEBUG_SCSI) 131 132#define dctlprintk(IOC, CMD) \ 133 MPT_CHECK_LOGGING(IOC, CMD, MPT_DEBUG_IOCTL) 134 135#define dcsmisasprintk(IOC, CMD) \ 136 MPT_CHECK_LOGGING(IOC, CMD, MPT_DEBUG_CSMISAS) 137 138#define dsasprintk(IOC, CMD) \ 139 MPT_CHECK_LOGGING(IOC, CMD, MPT_DEBUG_SAS) 140 141#define dsastransport(IOC, CMD) \ 142 MPT_CHECK_LOGGING(IOC, CMD, MPT_DEBUG_SAS_WIDE) 143 144#define dmfprintk(IOC, CMD) \ 145 MPT_CHECK_LOGGING(IOC, CMD, MPT_DEBUG_MSG_FRAME) 146 147#define dtsfprintk(IOC, CMD) \ 148 MPT_CHECK_LOGGING(IOC, CMD, MPT_DEBUG_TASK_SET_FULL) 149 150#define dtransportprintk(IOC, CMD) \ 151 MPT_CHECK_LOGGING(IOC, CMD, MPT_DEBUG_TRANSPORT) 152 153#define dTMprintk(IOC, CMD) \ 154 MPT_CHECK_LOGGING(IOC, CMD, MPT_DEBUG_TARGET_MODE) 155 156/* inline functions for dumping debug data*/ 157#ifdef CONFIG_SCSI_MPT2SAS_LOGGING 158/** 159 * _debug_dump_mf - print message frame contents 160 * @mpi_request: pointer to message frame 161 * @sz: number of dwords 162 */ 163static inline void 164_debug_dump_mf(void *mpi_request, int sz) 165{ 166 int i; 167 __le32 *mfp = (__le32 *)mpi_request; 168 169 printk(KERN_INFO "mf:\n\t"); 170 for (i = 0; i < sz; i++) { 171 if (i && ((i % 8) == 0)) 172 printk("\n\t"); 173 printk("%08x ", le32_to_cpu(mfp[i])); 174 } 175 printk("\n"); 176} 177#else 178#define _debug_dump_mf(mpi_request, sz) 179#endif /* CONFIG_SCSI_MPT2SAS_LOGGING */ 180 181#endif /* MPT2SAS_DEBUG_H_INCLUDED */ 182