Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1 | /* |
| 2 | * linux/drivers/message/fusion/mptscsih.c |
Prakash, Sathya | f36789e | 2007-08-14 16:22:54 +0530 | [diff] [blame] | 3 | * For use with LSI PCI chip/adapter(s) |
| 4 | * running LSI Fusion MPT (Message Passing Technology) firmware. |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 5 | * |
Prakash, Sathya | cddc0ab | 2008-05-21 00:56:41 +0530 | [diff] [blame] | 6 | * Copyright (c) 1999-2008 LSI Corporation |
Eric Moore | 16d2010 | 2007-06-13 16:31:07 -0600 | [diff] [blame] | 7 | * (mailto:DL-MPTFusionLinux@lsi.com) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 8 | * |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 9 | */ |
| 10 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ |
| 11 | /* |
| 12 | This program is free software; you can redistribute it and/or modify |
| 13 | it under the terms of the GNU General Public License as published by |
| 14 | the Free Software Foundation; version 2 of the License. |
| 15 | |
| 16 | This program is distributed in the hope that it will be useful, |
| 17 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 18 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 19 | GNU General Public License for more details. |
| 20 | |
| 21 | NO WARRANTY |
| 22 | THE PROGRAM IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OR |
| 23 | CONDITIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED INCLUDING, WITHOUT |
| 24 | LIMITATION, ANY WARRANTIES OR CONDITIONS OF TITLE, NON-INFRINGEMENT, |
| 25 | MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE. Each Recipient is |
| 26 | solely responsible for determining the appropriateness of using and |
| 27 | distributing the Program and assumes all risks associated with its |
| 28 | exercise of rights under this Agreement, including but not limited to |
| 29 | the risks and costs of program errors, damage to or loss of data, |
| 30 | programs or equipment, and unavailability or interruption of operations. |
| 31 | |
| 32 | DISCLAIMER OF LIABILITY |
| 33 | NEITHER RECIPIENT NOR ANY CONTRIBUTORS SHALL HAVE ANY LIABILITY FOR ANY |
| 34 | DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
| 35 | DAMAGES (INCLUDING WITHOUT LIMITATION LOST PROFITS), HOWEVER CAUSED AND |
| 36 | ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR |
| 37 | TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE |
| 38 | USE OR DISTRIBUTION OF THE PROGRAM OR THE EXERCISE OF ANY RIGHTS GRANTED |
| 39 | HEREUNDER, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGES |
| 40 | |
| 41 | You should have received a copy of the GNU General Public License |
| 42 | along with this program; if not, write to the Free Software |
| 43 | Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
| 44 | */ |
| 45 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ |
| 46 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 47 | #include <linux/module.h> |
| 48 | #include <linux/kernel.h> |
| 49 | #include <linux/init.h> |
| 50 | #include <linux/errno.h> |
| 51 | #include <linux/kdev_t.h> |
| 52 | #include <linux/blkdev.h> |
| 53 | #include <linux/delay.h> /* for mdelay */ |
| 54 | #include <linux/interrupt.h> /* needed for in_interrupt() proto */ |
| 55 | #include <linux/reboot.h> /* notifier code */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 56 | #include <linux/workqueue.h> |
| 57 | |
| 58 | #include <scsi/scsi.h> |
| 59 | #include <scsi/scsi_cmnd.h> |
| 60 | #include <scsi/scsi_device.h> |
| 61 | #include <scsi/scsi_host.h> |
| 62 | #include <scsi/scsi_tcq.h> |
Moore, Eric Dean | e0fc15b | 2005-09-15 13:17:14 -0600 | [diff] [blame] | 63 | #include <scsi/scsi_dbg.h> |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 64 | |
| 65 | #include "mptbase.h" |
| 66 | #include "mptscsih.h" |
Eric Moore | bf45152 | 2006-07-11 17:25:35 -0600 | [diff] [blame] | 67 | #include "lsi/mpi_log_sas.h" |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 68 | |
| 69 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ |
| 70 | #define my_NAME "Fusion MPT SCSI Host driver" |
| 71 | #define my_VERSION MPT_LINUX_VERSION_COMMON |
| 72 | #define MYNAM "mptscsih" |
| 73 | |
| 74 | MODULE_AUTHOR(MODULEAUTHOR); |
| 75 | MODULE_DESCRIPTION(my_NAME); |
| 76 | MODULE_LICENSE("GPL"); |
Eric Moore | 9f4203b | 2007-01-04 20:47:47 -0700 | [diff] [blame] | 77 | MODULE_VERSION(my_VERSION); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 78 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 79 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 80 | /* |
| 81 | * Other private/forward protos... |
| 82 | */ |
Kashyap, Desai | db7051b | 2009-05-29 16:56:59 +0530 | [diff] [blame] | 83 | struct scsi_cmnd *mptscsih_get_scsi_lookup(MPT_ADAPTER *ioc, int i); |
Eric Moore | e820638 | 2007-09-29 10:16:53 -0600 | [diff] [blame] | 84 | static struct scsi_cmnd * mptscsih_getclear_scsi_lookup(MPT_ADAPTER *ioc, int i); |
| 85 | static void mptscsih_set_scsi_lookup(MPT_ADAPTER *ioc, int i, struct scsi_cmnd *scmd); |
| 86 | static int SCPNT_TO_LOOKUP_IDX(MPT_ADAPTER *ioc, struct scsi_cmnd *scmd); |
Moore, Eric Dean | 0d0c797 | 2005-04-22 18:02:09 -0400 | [diff] [blame] | 87 | int mptscsih_io_done(MPT_ADAPTER *ioc, MPT_FRAME_HDR *mf, MPT_FRAME_HDR *r); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 88 | static void mptscsih_report_queue_full(struct scsi_cmnd *sc, SCSIIOReply_t *pScsiReply, SCSIIORequest_t *pScsiReq); |
Moore, Eric Dean | 0d0c797 | 2005-04-22 18:02:09 -0400 | [diff] [blame] | 89 | int mptscsih_taskmgmt_complete(MPT_ADAPTER *ioc, MPT_FRAME_HDR *mf, MPT_FRAME_HDR *r); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 90 | |
| 91 | static int mptscsih_AddSGE(MPT_ADAPTER *ioc, struct scsi_cmnd *SCpnt, |
| 92 | SCSIIORequest_t *pReq, int req_idx); |
| 93 | static void mptscsih_freeChainBuffers(MPT_ADAPTER *ioc, int req_idx); |
Moore, Eric Dean | 0d0c797 | 2005-04-22 18:02:09 -0400 | [diff] [blame] | 94 | static void mptscsih_copy_sense_data(struct scsi_cmnd *sc, MPT_SCSI_HOST *hd, MPT_FRAME_HDR *mf, SCSIIOReply_t *pScsiReply); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 95 | |
Kashyap, Desai | 1ba9ab2 | 2009-05-29 16:44:48 +0530 | [diff] [blame] | 96 | int mptscsih_IssueTaskMgmt(MPT_SCSI_HOST *hd, u8 type, u8 channel, u8 id, |
| 97 | int lun, int ctx2abort, ulong timeout); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 98 | |
Moore, Eric Dean | 0d0c797 | 2005-04-22 18:02:09 -0400 | [diff] [blame] | 99 | int mptscsih_ioc_reset(MPT_ADAPTER *ioc, int post_reset); |
| 100 | int mptscsih_event_process(MPT_ADAPTER *ioc, EventNotificationReply_t *pEvReply); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 101 | |
Kashyap, Desai | e7deff3 | 2009-05-29 16:46:07 +0530 | [diff] [blame] | 102 | void |
Kashyap, Desai | 1ba9ab2 | 2009-05-29 16:44:48 +0530 | [diff] [blame] | 103 | mptscsih_taskmgmt_response_code(MPT_ADAPTER *ioc, u8 response_code); |
Kashyap, Desai | 37c60f3 | 2009-05-29 16:44:06 +0530 | [diff] [blame] | 104 | static int mptscsih_get_completion_code(MPT_ADAPTER *ioc, |
| 105 | MPT_FRAME_HDR *req, MPT_FRAME_HDR *reply); |
Moore, Eric Dean | 0d0c797 | 2005-04-22 18:02:09 -0400 | [diff] [blame] | 106 | int mptscsih_scandv_complete(MPT_ADAPTER *ioc, MPT_FRAME_HDR *mf, MPT_FRAME_HDR *r); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 107 | static int mptscsih_do_cmd(MPT_SCSI_HOST *hd, INTERNAL_CMD *iocmd); |
Moore, Eric Dean | c7c8298 | 2005-11-16 18:54:25 -0700 | [diff] [blame] | 108 | static void mptscsih_synchronize_cache(MPT_SCSI_HOST *hd, VirtDevice *vdevice); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 109 | |
Kashyap, Desai | 1ba9ab2 | 2009-05-29 16:44:48 +0530 | [diff] [blame] | 110 | static int |
| 111 | mptscsih_taskmgmt_reply(MPT_ADAPTER *ioc, u8 type, |
| 112 | SCSITaskMgmtReply_t *pScsiTmReply); |
Moore, Eric Dean | 0d0c797 | 2005-04-22 18:02:09 -0400 | [diff] [blame] | 113 | void mptscsih_remove(struct pci_dev *); |
Greg Kroah-Hartman | d18c3db | 2005-06-23 17:35:56 -0700 | [diff] [blame] | 114 | void mptscsih_shutdown(struct pci_dev *); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 115 | #ifdef CONFIG_PM |
Moore, Eric Dean | 0d0c797 | 2005-04-22 18:02:09 -0400 | [diff] [blame] | 116 | int mptscsih_suspend(struct pci_dev *pdev, pm_message_t state); |
| 117 | int mptscsih_resume(struct pci_dev *pdev); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 118 | #endif |
| 119 | |
FUJITA Tomonori | b80ca4f | 2008-01-13 15:46:13 +0900 | [diff] [blame] | 120 | #define SNS_LEN(scp) SCSI_SENSE_BUFFERSIZE |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 121 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 122 | |
| 123 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ |
| 124 | /* |
| 125 | * mptscsih_getFreeChainBuffer - Function to get a free chain |
| 126 | * from the MPT_SCSI_HOST FreeChainQ. |
| 127 | * @ioc: Pointer to MPT_ADAPTER structure |
| 128 | * @req_idx: Index of the SCSI IO request frame. (output) |
| 129 | * |
| 130 | * return SUCCESS or FAILED |
| 131 | */ |
| 132 | static inline int |
| 133 | mptscsih_getFreeChainBuffer(MPT_ADAPTER *ioc, int *retIndex) |
| 134 | { |
| 135 | MPT_FRAME_HDR *chainBuf; |
| 136 | unsigned long flags; |
| 137 | int rc; |
| 138 | int chain_idx; |
| 139 | |
Prakash, Sathya | 6757d6b | 2007-07-25 11:14:01 +0530 | [diff] [blame] | 140 | dsgprintk(ioc, printk(MYIOC_s_DEBUG_FMT "getFreeChainBuffer called\n", |
Eric Moore | 29dd360 | 2007-09-14 18:46:51 -0600 | [diff] [blame] | 141 | ioc->name)); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 142 | spin_lock_irqsave(&ioc->FreeQlock, flags); |
| 143 | if (!list_empty(&ioc->FreeChainQ)) { |
| 144 | int offset; |
| 145 | |
| 146 | chainBuf = list_entry(ioc->FreeChainQ.next, MPT_FRAME_HDR, |
| 147 | u.frame.linkage.list); |
| 148 | list_del(&chainBuf->u.frame.linkage.list); |
| 149 | offset = (u8 *)chainBuf - (u8 *)ioc->ChainBuffer; |
| 150 | chain_idx = offset / ioc->req_sz; |
| 151 | rc = SUCCESS; |
Eric Moore | 29dd360 | 2007-09-14 18:46:51 -0600 | [diff] [blame] | 152 | dsgprintk(ioc, printk(MYIOC_s_DEBUG_FMT |
| 153 | "getFreeChainBuffer chainBuf=%p ChainBuffer=%p offset=%d chain_idx=%d\n", |
| 154 | ioc->name, chainBuf, ioc->ChainBuffer, offset, chain_idx)); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 155 | } else { |
| 156 | rc = FAILED; |
| 157 | chain_idx = MPT_HOST_NO_CHAIN; |
Eric Moore | 29dd360 | 2007-09-14 18:46:51 -0600 | [diff] [blame] | 158 | dfailprintk(ioc, printk(MYIOC_s_ERR_FMT "getFreeChainBuffer failed\n", |
| 159 | ioc->name)); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 160 | } |
| 161 | spin_unlock_irqrestore(&ioc->FreeQlock, flags); |
| 162 | |
| 163 | *retIndex = chain_idx; |
| 164 | return rc; |
| 165 | } /* mptscsih_getFreeChainBuffer() */ |
| 166 | |
| 167 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ |
| 168 | /* |
| 169 | * mptscsih_AddSGE - Add a SGE (plus chain buffers) to the |
| 170 | * SCSIIORequest_t Message Frame. |
| 171 | * @ioc: Pointer to MPT_ADAPTER structure |
| 172 | * @SCpnt: Pointer to scsi_cmnd structure |
| 173 | * @pReq: Pointer to SCSIIORequest_t structure |
| 174 | * |
| 175 | * Returns ... |
| 176 | */ |
| 177 | static int |
| 178 | mptscsih_AddSGE(MPT_ADAPTER *ioc, struct scsi_cmnd *SCpnt, |
| 179 | SCSIIORequest_t *pReq, int req_idx) |
| 180 | { |
| 181 | char *psge; |
| 182 | char *chainSge; |
| 183 | struct scatterlist *sg; |
| 184 | int frm_sz; |
| 185 | int sges_left, sg_done; |
| 186 | int chain_idx = MPT_HOST_NO_CHAIN; |
| 187 | int sgeOffset; |
| 188 | int numSgeSlots, numSgeThisFrame; |
| 189 | u32 sgflags, sgdir, thisxfer = 0; |
| 190 | int chain_dma_off = 0; |
| 191 | int newIndex; |
| 192 | int ii; |
| 193 | dma_addr_t v2; |
| 194 | u32 RequestNB; |
| 195 | |
| 196 | sgdir = le32_to_cpu(pReq->Control) & MPI_SCSIIO_CONTROL_DATADIRECTION_MASK; |
| 197 | if (sgdir == MPI_SCSIIO_CONTROL_WRITE) { |
| 198 | sgdir = MPT_TRANSFER_HOST_TO_IOC; |
| 199 | } else { |
| 200 | sgdir = MPT_TRANSFER_IOC_TO_HOST; |
| 201 | } |
| 202 | |
| 203 | psge = (char *) &pReq->SGL; |
| 204 | frm_sz = ioc->req_sz; |
| 205 | |
| 206 | /* Map the data portion, if any. |
| 207 | * sges_left = 0 if no data transfer. |
| 208 | */ |
FUJITA Tomonori | 1928d73 | 2007-05-26 00:37:15 +0900 | [diff] [blame] | 209 | sges_left = scsi_dma_map(SCpnt); |
| 210 | if (sges_left < 0) |
| 211 | return FAILED; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 212 | |
| 213 | /* Handle the SG case. |
| 214 | */ |
FUJITA Tomonori | 1928d73 | 2007-05-26 00:37:15 +0900 | [diff] [blame] | 215 | sg = scsi_sglist(SCpnt); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 216 | sg_done = 0; |
| 217 | sgeOffset = sizeof(SCSIIORequest_t) - sizeof(SGE_IO_UNION); |
| 218 | chainSge = NULL; |
| 219 | |
| 220 | /* Prior to entering this loop - the following must be set |
| 221 | * current MF: sgeOffset (bytes) |
| 222 | * chainSge (Null if original MF is not a chain buffer) |
| 223 | * sg_done (num SGE done for this MF) |
| 224 | */ |
| 225 | |
| 226 | nextSGEset: |
Kashyap, Desai | 14d0f0b | 2009-05-29 16:37:04 +0530 | [diff] [blame] | 227 | numSgeSlots = ((frm_sz - sgeOffset) / ioc->SGE_size); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 228 | numSgeThisFrame = (sges_left < numSgeSlots) ? sges_left : numSgeSlots; |
| 229 | |
Kashyap, Desai | 14d0f0b | 2009-05-29 16:37:04 +0530 | [diff] [blame] | 230 | sgflags = MPT_SGE_FLAGS_SIMPLE_ELEMENT | sgdir; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 231 | |
| 232 | /* Get first (num - 1) SG elements |
| 233 | * Skip any SG entries with a length of 0 |
| 234 | * NOTE: at finish, sg and psge pointed to NEXT data/location positions |
| 235 | */ |
| 236 | for (ii=0; ii < (numSgeThisFrame-1); ii++) { |
| 237 | thisxfer = sg_dma_len(sg); |
| 238 | if (thisxfer == 0) { |
Kashyap, Desai | 2f18786 | 2009-05-29 16:52:37 +0530 | [diff] [blame] | 239 | /* Get next SG element from the OS */ |
| 240 | sg = sg_next(sg); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 241 | sg_done++; |
| 242 | continue; |
| 243 | } |
| 244 | |
| 245 | v2 = sg_dma_address(sg); |
Kashyap, Desai | 14d0f0b | 2009-05-29 16:37:04 +0530 | [diff] [blame] | 246 | ioc->add_sge(psge, sgflags | thisxfer, v2); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 247 | |
Kashyap, Desai | 2f18786 | 2009-05-29 16:52:37 +0530 | [diff] [blame] | 248 | /* Get next SG element from the OS */ |
| 249 | sg = sg_next(sg); |
Kashyap, Desai | 14d0f0b | 2009-05-29 16:37:04 +0530 | [diff] [blame] | 250 | psge += ioc->SGE_size; |
| 251 | sgeOffset += ioc->SGE_size; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 252 | sg_done++; |
| 253 | } |
| 254 | |
| 255 | if (numSgeThisFrame == sges_left) { |
| 256 | /* Add last element, end of buffer and end of list flags. |
| 257 | */ |
| 258 | sgflags |= MPT_SGE_FLAGS_LAST_ELEMENT | |
| 259 | MPT_SGE_FLAGS_END_OF_BUFFER | |
| 260 | MPT_SGE_FLAGS_END_OF_LIST; |
| 261 | |
| 262 | /* Add last SGE and set termination flags. |
| 263 | * Note: Last SGE may have a length of 0 - which should be ok. |
| 264 | */ |
| 265 | thisxfer = sg_dma_len(sg); |
| 266 | |
| 267 | v2 = sg_dma_address(sg); |
Kashyap, Desai | 14d0f0b | 2009-05-29 16:37:04 +0530 | [diff] [blame] | 268 | ioc->add_sge(psge, sgflags | thisxfer, v2); |
| 269 | sgeOffset += ioc->SGE_size; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 270 | sg_done++; |
| 271 | |
| 272 | if (chainSge) { |
| 273 | /* The current buffer is a chain buffer, |
| 274 | * but there is not another one. |
| 275 | * Update the chain element |
| 276 | * Offset and Length fields. |
| 277 | */ |
Kashyap, Desai | 14d0f0b | 2009-05-29 16:37:04 +0530 | [diff] [blame] | 278 | ioc->add_chain((char *)chainSge, 0, sgeOffset, |
| 279 | ioc->ChainBufferDMA + chain_dma_off); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 280 | } else { |
| 281 | /* The current buffer is the original MF |
| 282 | * and there is no Chain buffer. |
| 283 | */ |
| 284 | pReq->ChainOffset = 0; |
| 285 | RequestNB = (((sgeOffset - 1) >> ioc->NBShiftFactor) + 1) & 0x03; |
Prakash, Sathya | 6757d6b | 2007-07-25 11:14:01 +0530 | [diff] [blame] | 286 | dsgprintk(ioc, printk(MYIOC_s_DEBUG_FMT |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 287 | "Single Buffer RequestNB=%x, sgeOffset=%d\n", ioc->name, RequestNB, sgeOffset)); |
| 288 | ioc->RequestNB[req_idx] = RequestNB; |
| 289 | } |
| 290 | } else { |
| 291 | /* At least one chain buffer is needed. |
| 292 | * Complete the first MF |
| 293 | * - last SGE element, set the LastElement bit |
| 294 | * - set ChainOffset (words) for orig MF |
| 295 | * (OR finish previous MF chain buffer) |
| 296 | * - update MFStructPtr ChainIndex |
| 297 | * - Populate chain element |
| 298 | * Also |
| 299 | * Loop until done. |
| 300 | */ |
| 301 | |
Prakash, Sathya | 6757d6b | 2007-07-25 11:14:01 +0530 | [diff] [blame] | 302 | dsgprintk(ioc, printk(MYIOC_s_DEBUG_FMT "SG: Chain Required! sg done %d\n", |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 303 | ioc->name, sg_done)); |
| 304 | |
| 305 | /* Set LAST_ELEMENT flag for last non-chain element |
| 306 | * in the buffer. Since psge points at the NEXT |
| 307 | * SGE element, go back one SGE element, update the flags |
| 308 | * and reset the pointer. (Note: sgflags & thisxfer are already |
| 309 | * set properly). |
| 310 | */ |
| 311 | if (sg_done) { |
Kashyap, Desai | 14d0f0b | 2009-05-29 16:37:04 +0530 | [diff] [blame] | 312 | u32 *ptmp = (u32 *) (psge - ioc->SGE_size); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 313 | sgflags = le32_to_cpu(*ptmp); |
| 314 | sgflags |= MPT_SGE_FLAGS_LAST_ELEMENT; |
| 315 | *ptmp = cpu_to_le32(sgflags); |
| 316 | } |
| 317 | |
| 318 | if (chainSge) { |
| 319 | /* The current buffer is a chain buffer. |
| 320 | * chainSge points to the previous Chain Element. |
| 321 | * Update its chain element Offset and Length (must |
| 322 | * include chain element size) fields. |
| 323 | * Old chain element is now complete. |
| 324 | */ |
| 325 | u8 nextChain = (u8) (sgeOffset >> 2); |
Kashyap, Desai | 14d0f0b | 2009-05-29 16:37:04 +0530 | [diff] [blame] | 326 | sgeOffset += ioc->SGE_size; |
| 327 | ioc->add_chain((char *)chainSge, nextChain, sgeOffset, |
| 328 | ioc->ChainBufferDMA + chain_dma_off); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 329 | } else { |
| 330 | /* The original MF buffer requires a chain buffer - |
| 331 | * set the offset. |
| 332 | * Last element in this MF is a chain element. |
| 333 | */ |
| 334 | pReq->ChainOffset = (u8) (sgeOffset >> 2); |
| 335 | RequestNB = (((sgeOffset - 1) >> ioc->NBShiftFactor) + 1) & 0x03; |
Prakash, Sathya | 6757d6b | 2007-07-25 11:14:01 +0530 | [diff] [blame] | 336 | dsgprintk(ioc, printk(MYIOC_s_DEBUG_FMT "Chain Buffer Needed, RequestNB=%x sgeOffset=%d\n", ioc->name, RequestNB, sgeOffset)); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 337 | ioc->RequestNB[req_idx] = RequestNB; |
| 338 | } |
| 339 | |
| 340 | sges_left -= sg_done; |
| 341 | |
| 342 | |
| 343 | /* NOTE: psge points to the beginning of the chain element |
| 344 | * in current buffer. Get a chain buffer. |
| 345 | */ |
Christoph Hellwig | c6678e0 | 2005-08-18 16:24:53 +0200 | [diff] [blame] | 346 | if ((mptscsih_getFreeChainBuffer(ioc, &newIndex)) == FAILED) { |
Prakash, Sathya | 6757d6b | 2007-07-25 11:14:01 +0530 | [diff] [blame] | 347 | dfailprintk(ioc, printk(MYIOC_s_DEBUG_FMT |
Christoph Hellwig | c6678e0 | 2005-08-18 16:24:53 +0200 | [diff] [blame] | 348 | "getFreeChainBuffer FAILED SCSI cmd=%02x (%p)\n", |
| 349 | ioc->name, pReq->CDB[0], SCpnt)); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 350 | return FAILED; |
Christoph Hellwig | c6678e0 | 2005-08-18 16:24:53 +0200 | [diff] [blame] | 351 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 352 | |
| 353 | /* Update the tracking arrays. |
| 354 | * If chainSge == NULL, update ReqToChain, else ChainToChain |
| 355 | */ |
| 356 | if (chainSge) { |
| 357 | ioc->ChainToChain[chain_idx] = newIndex; |
| 358 | } else { |
| 359 | ioc->ReqToChain[req_idx] = newIndex; |
| 360 | } |
| 361 | chain_idx = newIndex; |
| 362 | chain_dma_off = ioc->req_sz * chain_idx; |
| 363 | |
| 364 | /* Populate the chainSGE for the current buffer. |
| 365 | * - Set chain buffer pointer to psge and fill |
| 366 | * out the Address and Flags fields. |
| 367 | */ |
| 368 | chainSge = (char *) psge; |
Eric Moore | 29dd360 | 2007-09-14 18:46:51 -0600 | [diff] [blame] | 369 | dsgprintk(ioc, printk(MYIOC_s_DEBUG_FMT " Current buff @ %p (index 0x%x)", |
| 370 | ioc->name, psge, req_idx)); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 371 | |
| 372 | /* Start the SGE for the next buffer |
| 373 | */ |
| 374 | psge = (char *) (ioc->ChainBuffer + chain_dma_off); |
| 375 | sgeOffset = 0; |
| 376 | sg_done = 0; |
| 377 | |
Eric Moore | 29dd360 | 2007-09-14 18:46:51 -0600 | [diff] [blame] | 378 | dsgprintk(ioc, printk(MYIOC_s_DEBUG_FMT " Chain buff @ %p (index 0x%x)\n", |
| 379 | ioc->name, psge, chain_idx)); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 380 | |
| 381 | /* Start the SGE for the next buffer |
| 382 | */ |
| 383 | |
| 384 | goto nextSGEset; |
| 385 | } |
| 386 | |
| 387 | return SUCCESS; |
| 388 | } /* mptscsih_AddSGE() */ |
| 389 | |
Eric Moore | 786899b | 2006-07-11 17:22:22 -0600 | [diff] [blame] | 390 | static void |
| 391 | mptscsih_issue_sep_command(MPT_ADAPTER *ioc, VirtTarget *vtarget, |
| 392 | U32 SlotStatus) |
| 393 | { |
| 394 | MPT_FRAME_HDR *mf; |
| 395 | SEPRequest_t *SEPMsg; |
| 396 | |
Eric Moore | cc78d30 | 2007-06-15 17:27:21 -0600 | [diff] [blame] | 397 | if (ioc->bus_type != SAS) |
| 398 | return; |
| 399 | |
| 400 | /* Not supported for hidden raid components |
| 401 | */ |
| 402 | if (vtarget->tflags & MPT_TARGET_FLAGS_RAID_COMPONENT) |
Eric Moore | 786899b | 2006-07-11 17:22:22 -0600 | [diff] [blame] | 403 | return; |
| 404 | |
| 405 | if ((mf = mpt_get_msg_frame(ioc->InternalCtx, ioc)) == NULL) { |
Prakash, Sathya | 6757d6b | 2007-07-25 11:14:01 +0530 | [diff] [blame] | 406 | dfailprintk(ioc, printk(MYIOC_s_WARN_FMT "%s: no msg frames!!\n", |
Harvey Harrison | cadbd4a | 2008-07-03 23:47:27 -0700 | [diff] [blame] | 407 | ioc->name,__func__)); |
Eric Moore | 786899b | 2006-07-11 17:22:22 -0600 | [diff] [blame] | 408 | return; |
| 409 | } |
| 410 | |
| 411 | SEPMsg = (SEPRequest_t *)mf; |
| 412 | SEPMsg->Function = MPI_FUNCTION_SCSI_ENCLOSURE_PROCESSOR; |
Eric Moore | 793955f | 2007-01-29 09:42:20 -0700 | [diff] [blame] | 413 | SEPMsg->Bus = vtarget->channel; |
| 414 | SEPMsg->TargetID = vtarget->id; |
Eric Moore | 786899b | 2006-07-11 17:22:22 -0600 | [diff] [blame] | 415 | SEPMsg->Action = MPI_SEP_REQ_ACTION_WRITE_STATUS; |
| 416 | SEPMsg->SlotStatus = SlotStatus; |
Prakash, Sathya | 6757d6b | 2007-07-25 11:14:01 +0530 | [diff] [blame] | 417 | devtverboseprintk(ioc, printk(MYIOC_s_DEBUG_FMT |
Eric Moore | 793955f | 2007-01-29 09:42:20 -0700 | [diff] [blame] | 418 | "Sending SEP cmd=%x channel=%d id=%d\n", |
| 419 | ioc->name, SlotStatus, SEPMsg->Bus, SEPMsg->TargetID)); |
Eric Moore | 786899b | 2006-07-11 17:22:22 -0600 | [diff] [blame] | 420 | mpt_put_msg_frame(ioc->DoneCtx, ioc, mf); |
| 421 | } |
| 422 | |
Prakash, Sathya | 6757d6b | 2007-07-25 11:14:01 +0530 | [diff] [blame] | 423 | #ifdef CONFIG_FUSION_LOGGING |
Eric Moore | c6c727a | 2007-01-29 09:44:54 -0700 | [diff] [blame] | 424 | /** |
Prakash, Sathya | 6757d6b | 2007-07-25 11:14:01 +0530 | [diff] [blame] | 425 | * mptscsih_info_scsiio - debug print info on reply frame |
Eric Moore | c6c727a | 2007-01-29 09:44:54 -0700 | [diff] [blame] | 426 | * @ioc: Pointer to MPT_ADAPTER structure |
Eric Moore | c6c727a | 2007-01-29 09:44:54 -0700 | [diff] [blame] | 427 | * @sc: original scsi cmnd pointer |
Prakash, Sathya | 6757d6b | 2007-07-25 11:14:01 +0530 | [diff] [blame] | 428 | * @pScsiReply: Pointer to MPT reply frame |
| 429 | * |
| 430 | * MPT_DEBUG_REPLY needs to be enabled to obtain this info |
Eric Moore | c6c727a | 2007-01-29 09:44:54 -0700 | [diff] [blame] | 431 | * |
| 432 | * Refer to lsi/mpi.h. |
| 433 | **/ |
| 434 | static void |
Prakash, Sathya | 6757d6b | 2007-07-25 11:14:01 +0530 | [diff] [blame] | 435 | mptscsih_info_scsiio(MPT_ADAPTER *ioc, struct scsi_cmnd *sc, SCSIIOReply_t * pScsiReply) |
Eric Moore | c6c727a | 2007-01-29 09:44:54 -0700 | [diff] [blame] | 436 | { |
Prakash, Sathya | 6757d6b | 2007-07-25 11:14:01 +0530 | [diff] [blame] | 437 | char *desc = NULL; |
| 438 | char *desc1 = NULL; |
| 439 | u16 ioc_status; |
| 440 | u8 skey, asc, ascq; |
| 441 | |
| 442 | ioc_status = le16_to_cpu(pScsiReply->IOCStatus) & MPI_IOCSTATUS_MASK; |
Eric Moore | c6c727a | 2007-01-29 09:44:54 -0700 | [diff] [blame] | 443 | |
| 444 | switch (ioc_status) { |
| 445 | |
Prakash, Sathya | 6757d6b | 2007-07-25 11:14:01 +0530 | [diff] [blame] | 446 | case MPI_IOCSTATUS_SUCCESS: |
| 447 | desc = "success"; |
Eric Moore | c6c727a | 2007-01-29 09:44:54 -0700 | [diff] [blame] | 448 | break; |
Prakash, Sathya | 6757d6b | 2007-07-25 11:14:01 +0530 | [diff] [blame] | 449 | case MPI_IOCSTATUS_SCSI_INVALID_BUS: |
| 450 | desc = "invalid bus"; |
Eric Moore | c6c727a | 2007-01-29 09:44:54 -0700 | [diff] [blame] | 451 | break; |
Prakash, Sathya | 6757d6b | 2007-07-25 11:14:01 +0530 | [diff] [blame] | 452 | case MPI_IOCSTATUS_SCSI_INVALID_TARGETID: |
| 453 | desc = "invalid target_id"; |
Eric Moore | c6c727a | 2007-01-29 09:44:54 -0700 | [diff] [blame] | 454 | break; |
Prakash, Sathya | 6757d6b | 2007-07-25 11:14:01 +0530 | [diff] [blame] | 455 | case MPI_IOCSTATUS_SCSI_DEVICE_NOT_THERE: |
| 456 | desc = "device not there"; |
Eric Moore | c6c727a | 2007-01-29 09:44:54 -0700 | [diff] [blame] | 457 | break; |
Prakash, Sathya | 6757d6b | 2007-07-25 11:14:01 +0530 | [diff] [blame] | 458 | case MPI_IOCSTATUS_SCSI_DATA_OVERRUN: |
| 459 | desc = "data overrun"; |
Eric Moore | c6c727a | 2007-01-29 09:44:54 -0700 | [diff] [blame] | 460 | break; |
Prakash, Sathya | 6757d6b | 2007-07-25 11:14:01 +0530 | [diff] [blame] | 461 | case MPI_IOCSTATUS_SCSI_DATA_UNDERRUN: |
| 462 | desc = "data underrun"; |
Eric Moore | c6c727a | 2007-01-29 09:44:54 -0700 | [diff] [blame] | 463 | break; |
Prakash, Sathya | 6757d6b | 2007-07-25 11:14:01 +0530 | [diff] [blame] | 464 | case MPI_IOCSTATUS_SCSI_IO_DATA_ERROR: |
| 465 | desc = "I/O data error"; |
Eric Moore | c6c727a | 2007-01-29 09:44:54 -0700 | [diff] [blame] | 466 | break; |
Prakash, Sathya | 6757d6b | 2007-07-25 11:14:01 +0530 | [diff] [blame] | 467 | case MPI_IOCSTATUS_SCSI_PROTOCOL_ERROR: |
| 468 | desc = "protocol error"; |
Eric Moore | c6c727a | 2007-01-29 09:44:54 -0700 | [diff] [blame] | 469 | break; |
Prakash, Sathya | 6757d6b | 2007-07-25 11:14:01 +0530 | [diff] [blame] | 470 | case MPI_IOCSTATUS_SCSI_TASK_TERMINATED: |
| 471 | desc = "task terminated"; |
Eric Moore | c6c727a | 2007-01-29 09:44:54 -0700 | [diff] [blame] | 472 | break; |
Prakash, Sathya | 6757d6b | 2007-07-25 11:14:01 +0530 | [diff] [blame] | 473 | case MPI_IOCSTATUS_SCSI_RESIDUAL_MISMATCH: |
| 474 | desc = "residual mismatch"; |
Eric Moore | c6c727a | 2007-01-29 09:44:54 -0700 | [diff] [blame] | 475 | break; |
Prakash, Sathya | 6757d6b | 2007-07-25 11:14:01 +0530 | [diff] [blame] | 476 | case MPI_IOCSTATUS_SCSI_TASK_MGMT_FAILED: |
| 477 | desc = "task management failed"; |
| 478 | break; |
| 479 | case MPI_IOCSTATUS_SCSI_IOC_TERMINATED: |
| 480 | desc = "IOC terminated"; |
| 481 | break; |
| 482 | case MPI_IOCSTATUS_SCSI_EXT_TERMINATED: |
| 483 | desc = "ext terminated"; |
| 484 | break; |
| 485 | default: |
| 486 | desc = ""; |
Eric Moore | c6c727a | 2007-01-29 09:44:54 -0700 | [diff] [blame] | 487 | break; |
| 488 | } |
| 489 | |
Prakash, Sathya | 6757d6b | 2007-07-25 11:14:01 +0530 | [diff] [blame] | 490 | switch (pScsiReply->SCSIStatus) |
| 491 | { |
Eric Moore | c6c727a | 2007-01-29 09:44:54 -0700 | [diff] [blame] | 492 | |
Prakash, Sathya | 6757d6b | 2007-07-25 11:14:01 +0530 | [diff] [blame] | 493 | case MPI_SCSI_STATUS_SUCCESS: |
| 494 | desc1 = "success"; |
| 495 | break; |
| 496 | case MPI_SCSI_STATUS_CHECK_CONDITION: |
| 497 | desc1 = "check condition"; |
| 498 | break; |
| 499 | case MPI_SCSI_STATUS_CONDITION_MET: |
| 500 | desc1 = "condition met"; |
| 501 | break; |
| 502 | case MPI_SCSI_STATUS_BUSY: |
| 503 | desc1 = "busy"; |
| 504 | break; |
| 505 | case MPI_SCSI_STATUS_INTERMEDIATE: |
| 506 | desc1 = "intermediate"; |
| 507 | break; |
| 508 | case MPI_SCSI_STATUS_INTERMEDIATE_CONDMET: |
| 509 | desc1 = "intermediate condmet"; |
| 510 | break; |
| 511 | case MPI_SCSI_STATUS_RESERVATION_CONFLICT: |
| 512 | desc1 = "reservation conflict"; |
| 513 | break; |
| 514 | case MPI_SCSI_STATUS_COMMAND_TERMINATED: |
| 515 | desc1 = "command terminated"; |
| 516 | break; |
| 517 | case MPI_SCSI_STATUS_TASK_SET_FULL: |
| 518 | desc1 = "task set full"; |
| 519 | break; |
| 520 | case MPI_SCSI_STATUS_ACA_ACTIVE: |
| 521 | desc1 = "aca active"; |
| 522 | break; |
| 523 | case MPI_SCSI_STATUS_FCPEXT_DEVICE_LOGGED_OUT: |
| 524 | desc1 = "fcpext device logged out"; |
| 525 | break; |
| 526 | case MPI_SCSI_STATUS_FCPEXT_NO_LINK: |
| 527 | desc1 = "fcpext no link"; |
| 528 | break; |
| 529 | case MPI_SCSI_STATUS_FCPEXT_UNASSIGNED: |
| 530 | desc1 = "fcpext unassigned"; |
| 531 | break; |
| 532 | default: |
| 533 | desc1 = ""; |
| 534 | break; |
| 535 | } |
Eric Moore | c6c727a | 2007-01-29 09:44:54 -0700 | [diff] [blame] | 536 | |
Prakash, Sathya | 6757d6b | 2007-07-25 11:14:01 +0530 | [diff] [blame] | 537 | scsi_print_command(sc); |
Kashyap, Desai | 2f18786 | 2009-05-29 16:52:37 +0530 | [diff] [blame] | 538 | printk(MYIOC_s_DEBUG_FMT "\tfw_channel = %d, fw_id = %d, lun = %d\n", |
| 539 | ioc->name, pScsiReply->Bus, pScsiReply->TargetID, sc->device->lun); |
Eric Moore | 29dd360 | 2007-09-14 18:46:51 -0600 | [diff] [blame] | 540 | printk(MYIOC_s_DEBUG_FMT "\trequest_len = %d, underflow = %d, " |
| 541 | "resid = %d\n", ioc->name, scsi_bufflen(sc), sc->underflow, |
| 542 | scsi_get_resid(sc)); |
| 543 | printk(MYIOC_s_DEBUG_FMT "\ttag = %d, transfer_count = %d, " |
| 544 | "sc->result = %08X\n", ioc->name, le16_to_cpu(pScsiReply->TaskTag), |
Prakash, Sathya | 6757d6b | 2007-07-25 11:14:01 +0530 | [diff] [blame] | 545 | le32_to_cpu(pScsiReply->TransferCount), sc->result); |
Kashyap, Desai | 2f18786 | 2009-05-29 16:52:37 +0530 | [diff] [blame] | 546 | |
Eric Moore | 29dd360 | 2007-09-14 18:46:51 -0600 | [diff] [blame] | 547 | printk(MYIOC_s_DEBUG_FMT "\tiocstatus = %s (0x%04x), " |
Prakash, Sathya | 6757d6b | 2007-07-25 11:14:01 +0530 | [diff] [blame] | 548 | "scsi_status = %s (0x%02x), scsi_state = (0x%02x)\n", |
Eric Moore | 29dd360 | 2007-09-14 18:46:51 -0600 | [diff] [blame] | 549 | ioc->name, desc, ioc_status, desc1, pScsiReply->SCSIStatus, |
Prakash, Sathya | 6757d6b | 2007-07-25 11:14:01 +0530 | [diff] [blame] | 550 | pScsiReply->SCSIState); |
| 551 | |
| 552 | if (pScsiReply->SCSIState & MPI_SCSI_STATE_AUTOSENSE_VALID) { |
| 553 | skey = sc->sense_buffer[2] & 0x0F; |
| 554 | asc = sc->sense_buffer[12]; |
| 555 | ascq = sc->sense_buffer[13]; |
| 556 | |
Eric Moore | 29dd360 | 2007-09-14 18:46:51 -0600 | [diff] [blame] | 557 | printk(MYIOC_s_DEBUG_FMT "\t[sense_key,asc,ascq]: " |
| 558 | "[0x%02x,0x%02x,0x%02x]\n", ioc->name, skey, asc, ascq); |
Prakash, Sathya | 6757d6b | 2007-07-25 11:14:01 +0530 | [diff] [blame] | 559 | } |
| 560 | |
| 561 | /* |
| 562 | * Look for + dump FCP ResponseInfo[]! |
| 563 | */ |
| 564 | if (pScsiReply->SCSIState & MPI_SCSI_STATE_RESPONSE_INFO_VALID && |
| 565 | pScsiReply->ResponseInfo) |
Eric Moore | 29dd360 | 2007-09-14 18:46:51 -0600 | [diff] [blame] | 566 | printk(MYIOC_s_DEBUG_FMT "response_info = %08xh\n", |
| 567 | ioc->name, le32_to_cpu(pScsiReply->ResponseInfo)); |
Eric Moore | c6c727a | 2007-01-29 09:44:54 -0700 | [diff] [blame] | 568 | } |
| 569 | #endif |
| 570 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 571 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ |
| 572 | /* |
| 573 | * mptscsih_io_done - Main SCSI IO callback routine registered to |
| 574 | * Fusion MPT (base) driver |
| 575 | * @ioc: Pointer to MPT_ADAPTER structure |
| 576 | * @mf: Pointer to original MPT request frame |
| 577 | * @r: Pointer to MPT reply frame (NULL if TurboReply) |
| 578 | * |
| 579 | * This routine is called from mpt.c::mpt_interrupt() at the completion |
| 580 | * of any SCSI IO request. |
| 581 | * This routine is registered with the Fusion MPT (base) driver at driver |
| 582 | * load/init time via the mpt_register() API call. |
| 583 | * |
| 584 | * Returns 1 indicating alloc'd request frame ptr should be freed. |
| 585 | */ |
Moore, Eric Dean | 0d0c797 | 2005-04-22 18:02:09 -0400 | [diff] [blame] | 586 | int |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 587 | mptscsih_io_done(MPT_ADAPTER *ioc, MPT_FRAME_HDR *mf, MPT_FRAME_HDR *mr) |
| 588 | { |
| 589 | struct scsi_cmnd *sc; |
| 590 | MPT_SCSI_HOST *hd; |
| 591 | SCSIIORequest_t *pScsiReq; |
| 592 | SCSIIOReply_t *pScsiReply; |
Moore, Eric | 2254c86 | 2006-01-17 17:06:29 -0700 | [diff] [blame] | 593 | u16 req_idx, req_idx_MR; |
Eric Moore | a69de50 | 2007-09-14 18:48:19 -0600 | [diff] [blame] | 594 | VirtDevice *vdevice; |
Eric Moore | 786899b | 2006-07-11 17:22:22 -0600 | [diff] [blame] | 595 | VirtTarget *vtarget; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 596 | |
Eric Moore | e7eae9f | 2007-09-29 10:15:59 -0600 | [diff] [blame] | 597 | hd = shost_priv(ioc->sh); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 598 | req_idx = le16_to_cpu(mf->u.frame.hwhdr.msgctxu.fld.req_idx); |
Moore, Eric | 2254c86 | 2006-01-17 17:06:29 -0700 | [diff] [blame] | 599 | req_idx_MR = (mr != NULL) ? |
| 600 | le16_to_cpu(mr->u.frame.hwhdr.msgctxu.fld.req_idx) : req_idx; |
Kashyap, Desai | 2f18786 | 2009-05-29 16:52:37 +0530 | [diff] [blame] | 601 | |
| 602 | /* Special case, where already freed message frame is received from |
| 603 | * Firmware. It happens with Resetting IOC. |
| 604 | * Return immediately. Do not care |
| 605 | */ |
Moore, Eric | 2254c86 | 2006-01-17 17:06:29 -0700 | [diff] [blame] | 606 | if ((req_idx != req_idx_MR) || |
Kashyap, Desai | 2f18786 | 2009-05-29 16:52:37 +0530 | [diff] [blame] | 607 | (le32_to_cpu(mf->u.frame.linkage.arg1) == 0xdeadbeaf)) |
Moore, Eric | 2254c86 | 2006-01-17 17:06:29 -0700 | [diff] [blame] | 608 | return 0; |
Moore, Eric | 2254c86 | 2006-01-17 17:06:29 -0700 | [diff] [blame] | 609 | |
Eric Moore | e820638 | 2007-09-29 10:16:53 -0600 | [diff] [blame] | 610 | sc = mptscsih_getclear_scsi_lookup(ioc, req_idx); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 611 | if (sc == NULL) { |
| 612 | MPIHeader_t *hdr = (MPIHeader_t *)mf; |
| 613 | |
| 614 | /* Remark: writeSDP1 will use the ScsiDoneCtx |
| 615 | * If a SCSI I/O cmd, device disabled by OS and |
| 616 | * completion done. Cannot touch sc struct. Just free mem. |
| 617 | */ |
| 618 | if (hdr->Function == MPI_FUNCTION_SCSI_IO_REQUEST) |
| 619 | printk(MYIOC_s_ERR_FMT "NULL ScsiCmd ptr!\n", |
| 620 | ioc->name); |
| 621 | |
| 622 | mptscsih_freeChainBuffers(ioc, req_idx); |
| 623 | return 1; |
| 624 | } |
| 625 | |
Eric Moore | 3dc0b03 | 2006-07-11 17:32:33 -0600 | [diff] [blame] | 626 | if ((unsigned char *)mf != sc->host_scribble) { |
| 627 | mptscsih_freeChainBuffers(ioc, req_idx); |
| 628 | return 1; |
| 629 | } |
| 630 | |
Kashyap, Desai | fea9840 | 2009-09-02 11:45:53 +0530 | [diff] [blame] | 631 | if (ioc->bus_type == SAS) { |
| 632 | VirtDevice *vdevice = sc->device->hostdata; |
| 633 | |
| 634 | if (!vdevice || !vdevice->vtarget || |
| 635 | vdevice->vtarget->deleted) { |
| 636 | sc->result = DID_NO_CONNECT << 16; |
| 637 | goto out; |
| 638 | } |
| 639 | } |
| 640 | |
Eric Moore | 3dc0b03 | 2006-07-11 17:32:33 -0600 | [diff] [blame] | 641 | sc->host_scribble = NULL; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 642 | sc->result = DID_OK << 16; /* Set default reply as OK */ |
| 643 | pScsiReq = (SCSIIORequest_t *) mf; |
| 644 | pScsiReply = (SCSIIOReply_t *) mr; |
| 645 | |
Christoph Hellwig | c6678e0 | 2005-08-18 16:24:53 +0200 | [diff] [blame] | 646 | if((ioc->facts.MsgVersion >= MPI_VERSION_01_05) && pScsiReply){ |
Prakash, Sathya | 6757d6b | 2007-07-25 11:14:01 +0530 | [diff] [blame] | 647 | dmfprintk(ioc, printk(MYIOC_s_DEBUG_FMT |
Christoph Hellwig | c6678e0 | 2005-08-18 16:24:53 +0200 | [diff] [blame] | 648 | "ScsiDone (mf=%p,mr=%p,sc=%p,idx=%d,task-tag=%d)\n", |
| 649 | ioc->name, mf, mr, sc, req_idx, pScsiReply->TaskTag)); |
| 650 | }else{ |
Prakash, Sathya | 6757d6b | 2007-07-25 11:14:01 +0530 | [diff] [blame] | 651 | dmfprintk(ioc, printk(MYIOC_s_DEBUG_FMT |
Christoph Hellwig | c6678e0 | 2005-08-18 16:24:53 +0200 | [diff] [blame] | 652 | "ScsiDone (mf=%p,mr=%p,sc=%p,idx=%d)\n", |
| 653 | ioc->name, mf, mr, sc, req_idx)); |
| 654 | } |
| 655 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 656 | if (pScsiReply == NULL) { |
| 657 | /* special context reply handling */ |
| 658 | ; |
| 659 | } else { |
| 660 | u32 xfer_cnt; |
| 661 | u16 status; |
| 662 | u8 scsi_state, scsi_status; |
Eric Moore | c6c727a | 2007-01-29 09:44:54 -0700 | [diff] [blame] | 663 | u32 log_info; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 664 | |
| 665 | status = le16_to_cpu(pScsiReply->IOCStatus) & MPI_IOCSTATUS_MASK; |
| 666 | scsi_state = pScsiReply->SCSIState; |
| 667 | scsi_status = pScsiReply->SCSIStatus; |
| 668 | xfer_cnt = le32_to_cpu(pScsiReply->TransferCount); |
FUJITA Tomonori | 1928d73 | 2007-05-26 00:37:15 +0900 | [diff] [blame] | 669 | scsi_set_resid(sc, scsi_bufflen(sc) - xfer_cnt); |
Eric Moore | c6c727a | 2007-01-29 09:44:54 -0700 | [diff] [blame] | 670 | log_info = le32_to_cpu(pScsiReply->IOCLogInfo); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 671 | |
Moore, Eric Dean | 466544d | 2005-09-14 18:09:10 -0600 | [diff] [blame] | 672 | /* |
| 673 | * if we get a data underrun indication, yet no data was |
| 674 | * transferred and the SCSI status indicates that the |
| 675 | * command was never started, change the data underrun |
| 676 | * to success |
| 677 | */ |
| 678 | if (status == MPI_IOCSTATUS_SCSI_DATA_UNDERRUN && xfer_cnt == 0 && |
| 679 | (scsi_status == MPI_SCSI_STATUS_BUSY || |
| 680 | scsi_status == MPI_SCSI_STATUS_RESERVATION_CONFLICT || |
| 681 | scsi_status == MPI_SCSI_STATUS_TASK_SET_FULL)) { |
| 682 | status = MPI_IOCSTATUS_SUCCESS; |
| 683 | } |
| 684 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 685 | if (scsi_state & MPI_SCSI_STATE_AUTOSENSE_VALID) |
Moore, Eric Dean | 0d0c797 | 2005-04-22 18:02:09 -0400 | [diff] [blame] | 686 | mptscsih_copy_sense_data(sc, hd, mf, pScsiReply); |
| 687 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 688 | /* |
| 689 | * Look for + dump FCP ResponseInfo[]! |
| 690 | */ |
Moore, Eric Dean | 466544d | 2005-09-14 18:09:10 -0600 | [diff] [blame] | 691 | if (scsi_state & MPI_SCSI_STATE_RESPONSE_INFO_VALID && |
| 692 | pScsiReply->ResponseInfo) { |
Eric Moore | 29dd360 | 2007-09-14 18:46:51 -0600 | [diff] [blame] | 693 | printk(MYIOC_s_NOTE_FMT "[%d:%d:%d:%d] " |
| 694 | "FCP_ResponseInfo=%08xh\n", ioc->name, |
Eric Moore | c6c727a | 2007-01-29 09:44:54 -0700 | [diff] [blame] | 695 | sc->device->host->host_no, sc->device->channel, |
| 696 | sc->device->id, sc->device->lun, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 697 | le32_to_cpu(pScsiReply->ResponseInfo)); |
| 698 | } |
| 699 | |
| 700 | switch(status) { |
| 701 | case MPI_IOCSTATUS_BUSY: /* 0x0002 */ |
Kashyap, Desai | d23321b | 2009-08-05 12:51:25 +0530 | [diff] [blame] | 702 | case MPI_IOCSTATUS_INSUFFICIENT_RESOURCES: /* 0x0006 */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 703 | /* CHECKME! |
| 704 | * Maybe: DRIVER_BUSY | SUGGEST_RETRY | DID_SOFT_ERROR (retry) |
| 705 | * But not: DID_BUS_BUSY lest one risk |
| 706 | * killing interrupt handler:-( |
| 707 | */ |
| 708 | sc->result = SAM_STAT_BUSY; |
| 709 | break; |
| 710 | |
| 711 | case MPI_IOCSTATUS_SCSI_INVALID_BUS: /* 0x0041 */ |
| 712 | case MPI_IOCSTATUS_SCSI_INVALID_TARGETID: /* 0x0042 */ |
| 713 | sc->result = DID_BAD_TARGET << 16; |
| 714 | break; |
| 715 | |
| 716 | case MPI_IOCSTATUS_SCSI_DEVICE_NOT_THERE: /* 0x0043 */ |
| 717 | /* Spoof to SCSI Selection Timeout! */ |
Moore, Eric | 65207fe | 2006-04-21 16:14:35 -0600 | [diff] [blame] | 718 | if (ioc->bus_type != FC) |
| 719 | sc->result = DID_NO_CONNECT << 16; |
| 720 | /* else fibre, just stall until rescan event */ |
| 721 | else |
| 722 | sc->result = DID_REQUEUE << 16; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 723 | |
| 724 | if (hd->sel_timeout[pScsiReq->TargetID] < 0xFFFF) |
| 725 | hd->sel_timeout[pScsiReq->TargetID]++; |
Eric Moore | 786899b | 2006-07-11 17:22:22 -0600 | [diff] [blame] | 726 | |
Eric Moore | a69de50 | 2007-09-14 18:48:19 -0600 | [diff] [blame] | 727 | vdevice = sc->device->hostdata; |
| 728 | if (!vdevice) |
Eric Moore | 786899b | 2006-07-11 17:22:22 -0600 | [diff] [blame] | 729 | break; |
Eric Moore | a69de50 | 2007-09-14 18:48:19 -0600 | [diff] [blame] | 730 | vtarget = vdevice->vtarget; |
Eric Moore | 786899b | 2006-07-11 17:22:22 -0600 | [diff] [blame] | 731 | if (vtarget->tflags & MPT_TARGET_FLAGS_LED_ON) { |
| 732 | mptscsih_issue_sep_command(ioc, vtarget, |
| 733 | MPI_SEP_REQ_SLOTSTATUS_UNCONFIGURED); |
| 734 | vtarget->tflags &= ~MPT_TARGET_FLAGS_LED_ON; |
| 735 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 736 | break; |
| 737 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 738 | case MPI_IOCSTATUS_SCSI_IOC_TERMINATED: /* 0x004B */ |
Eric Moore | bf45152 | 2006-07-11 17:25:35 -0600 | [diff] [blame] | 739 | if ( ioc->bus_type == SAS ) { |
| 740 | u16 ioc_status = le16_to_cpu(pScsiReply->IOCStatus); |
| 741 | if (ioc_status & MPI_IOCSTATUS_FLAG_LOG_INFO_AVAILABLE) { |
Eric Moore | c6c727a | 2007-01-29 09:44:54 -0700 | [diff] [blame] | 742 | if ((log_info & SAS_LOGINFO_MASK) |
| 743 | == SAS_LOGINFO_NEXUS_LOSS) { |
Eric Moore | bf45152 | 2006-07-11 17:25:35 -0600 | [diff] [blame] | 744 | sc->result = (DID_BUS_BUSY << 16); |
| 745 | break; |
| 746 | } |
| 747 | } |
Eric Moore | 86dd424 | 2007-01-04 20:44:01 -0700 | [diff] [blame] | 748 | } else if (ioc->bus_type == FC) { |
| 749 | /* |
| 750 | * The FC IOC may kill a request for variety of |
| 751 | * reasons, some of which may be recovered by a |
| 752 | * retry, some which are unlikely to be |
| 753 | * recovered. Return DID_ERROR instead of |
| 754 | * DID_RESET to permit retry of the command, |
| 755 | * just not an infinite number of them |
| 756 | */ |
| 757 | sc->result = DID_ERROR << 16; |
| 758 | break; |
Eric Moore | bf45152 | 2006-07-11 17:25:35 -0600 | [diff] [blame] | 759 | } |
| 760 | |
| 761 | /* |
| 762 | * Allow non-SAS & non-NEXUS_LOSS to drop into below code |
| 763 | */ |
| 764 | |
| 765 | case MPI_IOCSTATUS_SCSI_TASK_TERMINATED: /* 0x0048 */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 766 | /* Linux handles an unsolicited DID_RESET better |
| 767 | * than an unsolicited DID_ABORT. |
| 768 | */ |
| 769 | sc->result = DID_RESET << 16; |
| 770 | |
Kashyap, Desai | 2f18786 | 2009-05-29 16:52:37 +0530 | [diff] [blame] | 771 | case MPI_IOCSTATUS_SCSI_EXT_TERMINATED: /* 0x004C */ |
| 772 | if (ioc->bus_type == FC) |
| 773 | sc->result = DID_ERROR << 16; |
| 774 | else |
| 775 | sc->result = DID_RESET << 16; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 776 | break; |
| 777 | |
| 778 | case MPI_IOCSTATUS_SCSI_RESIDUAL_MISMATCH: /* 0x0049 */ |
FUJITA Tomonori | 1928d73 | 2007-05-26 00:37:15 +0900 | [diff] [blame] | 779 | scsi_set_resid(sc, scsi_bufflen(sc) - xfer_cnt); |
Moore, Eric Dean | 466544d | 2005-09-14 18:09:10 -0600 | [diff] [blame] | 780 | if((xfer_cnt==0)||(sc->underflow > xfer_cnt)) |
| 781 | sc->result=DID_SOFT_ERROR << 16; |
| 782 | else /* Sufficient data transfer occurred */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 783 | sc->result = (DID_OK << 16) | scsi_status; |
Eric Moore | 29dd360 | 2007-09-14 18:46:51 -0600 | [diff] [blame] | 784 | dreplyprintk(ioc, printk(MYIOC_s_DEBUG_FMT |
Eric Moore | c6c727a | 2007-01-29 09:44:54 -0700 | [diff] [blame] | 785 | "RESIDUAL_MISMATCH: result=%x on channel=%d id=%d\n", |
Eric Moore | 29dd360 | 2007-09-14 18:46:51 -0600 | [diff] [blame] | 786 | ioc->name, sc->result, sc->device->channel, sc->device->id)); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 787 | break; |
Moore, Eric Dean | 0d0c797 | 2005-04-22 18:02:09 -0400 | [diff] [blame] | 788 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 789 | case MPI_IOCSTATUS_SCSI_DATA_UNDERRUN: /* 0x0045 */ |
| 790 | /* |
| 791 | * Do upfront check for valid SenseData and give it |
| 792 | * precedence! |
| 793 | */ |
| 794 | sc->result = (DID_OK << 16) | scsi_status; |
Kashyap, Desai | 9b53b39 | 2009-10-07 11:27:40 +0530 | [diff] [blame] | 795 | if (!(scsi_state & MPI_SCSI_STATE_AUTOSENSE_VALID)) { |
| 796 | |
| 797 | /* |
| 798 | * For an Errata on LSI53C1030 |
| 799 | * When the length of request data |
| 800 | * and transfer data are different |
| 801 | * with result of command (READ or VERIFY), |
| 802 | * DID_SOFT_ERROR is set. |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 803 | */ |
Kashyap, Desai | 9b53b39 | 2009-10-07 11:27:40 +0530 | [diff] [blame] | 804 | if (ioc->bus_type == SPI) { |
| 805 | if (pScsiReq->CDB[0] == READ_6 || |
| 806 | pScsiReq->CDB[0] == READ_10 || |
| 807 | pScsiReq->CDB[0] == READ_12 || |
| 808 | pScsiReq->CDB[0] == READ_16 || |
| 809 | pScsiReq->CDB[0] == VERIFY || |
| 810 | pScsiReq->CDB[0] == VERIFY_16) { |
| 811 | if (scsi_bufflen(sc) != |
| 812 | xfer_cnt) { |
| 813 | sc->result = |
| 814 | DID_SOFT_ERROR << 16; |
| 815 | printk(KERN_WARNING "Errata" |
| 816 | "on LSI53C1030 occurred." |
| 817 | "sc->req_bufflen=0x%02x," |
| 818 | "xfer_cnt=0x%02x\n", |
| 819 | scsi_bufflen(sc), |
| 820 | xfer_cnt); |
| 821 | } |
| 822 | } |
| 823 | } |
| 824 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 825 | if (xfer_cnt < sc->underflow) { |
Moore, Eric Dean | 466544d | 2005-09-14 18:09:10 -0600 | [diff] [blame] | 826 | if (scsi_status == SAM_STAT_BUSY) |
| 827 | sc->result = SAM_STAT_BUSY; |
| 828 | else |
| 829 | sc->result = DID_SOFT_ERROR << 16; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 830 | } |
| 831 | if (scsi_state & (MPI_SCSI_STATE_AUTOSENSE_FAILED | MPI_SCSI_STATE_NO_SCSI_STATUS)) { |
| 832 | /* What to do? |
| 833 | */ |
| 834 | sc->result = DID_SOFT_ERROR << 16; |
| 835 | } |
| 836 | else if (scsi_state & MPI_SCSI_STATE_TERMINATED) { |
| 837 | /* Not real sure here either... */ |
| 838 | sc->result = DID_RESET << 16; |
| 839 | } |
| 840 | } |
| 841 | |
Prakash, Sathya | 6757d6b | 2007-07-25 11:14:01 +0530 | [diff] [blame] | 842 | |
Eric Moore | 29dd360 | 2007-09-14 18:46:51 -0600 | [diff] [blame] | 843 | dreplyprintk(ioc, printk(MYIOC_s_DEBUG_FMT |
| 844 | " sc->underflow={report ERR if < %02xh bytes xfer'd}\n", |
| 845 | ioc->name, sc->underflow)); |
| 846 | dreplyprintk(ioc, printk(MYIOC_s_DEBUG_FMT |
| 847 | " ActBytesXferd=%02xh\n", ioc->name, xfer_cnt)); |
Prakash, Sathya | 6757d6b | 2007-07-25 11:14:01 +0530 | [diff] [blame] | 848 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 849 | /* Report Queue Full |
| 850 | */ |
| 851 | if (scsi_status == MPI_SCSI_STATUS_TASK_SET_FULL) |
| 852 | mptscsih_report_queue_full(sc, pScsiReply, pScsiReq); |
Moore, Eric Dean | 0d0c797 | 2005-04-22 18:02:09 -0400 | [diff] [blame] | 853 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 854 | break; |
| 855 | |
Moore, Eric | 7e55147 | 2006-01-16 18:53:21 -0700 | [diff] [blame] | 856 | case MPI_IOCSTATUS_SCSI_DATA_OVERRUN: /* 0x0044 */ |
FUJITA Tomonori | 1928d73 | 2007-05-26 00:37:15 +0900 | [diff] [blame] | 857 | scsi_set_resid(sc, 0); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 858 | case MPI_IOCSTATUS_SCSI_RECOVERED_ERROR: /* 0x0040 */ |
| 859 | case MPI_IOCSTATUS_SUCCESS: /* 0x0000 */ |
Eric Moore | ad8c31b | 2007-03-19 10:31:51 -0600 | [diff] [blame] | 860 | sc->result = (DID_OK << 16) | scsi_status; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 861 | if (scsi_state == 0) { |
| 862 | ; |
Kashyap, Desai | 9b53b39 | 2009-10-07 11:27:40 +0530 | [diff] [blame] | 863 | } else if (scsi_state & |
| 864 | MPI_SCSI_STATE_AUTOSENSE_VALID) { |
| 865 | |
| 866 | /* |
| 867 | * For potential trouble on LSI53C1030. |
| 868 | * (date:2007.xx.) |
| 869 | * It is checked whether the length of |
| 870 | * request data is equal to |
| 871 | * the length of transfer and residual. |
| 872 | * MEDIUM_ERROR is set by incorrect data. |
| 873 | */ |
| 874 | if ((ioc->bus_type == SPI) && |
| 875 | (sc->sense_buffer[2] & 0x20)) { |
| 876 | u32 difftransfer; |
| 877 | difftransfer = |
| 878 | sc->sense_buffer[3] << 24 | |
| 879 | sc->sense_buffer[4] << 16 | |
| 880 | sc->sense_buffer[5] << 8 | |
| 881 | sc->sense_buffer[6]; |
| 882 | if (((sc->sense_buffer[3] & 0x80) == |
| 883 | 0x80) && (scsi_bufflen(sc) |
| 884 | != xfer_cnt)) { |
| 885 | sc->sense_buffer[2] = |
| 886 | MEDIUM_ERROR; |
| 887 | sc->sense_buffer[12] = 0xff; |
| 888 | sc->sense_buffer[13] = 0xff; |
| 889 | printk(KERN_WARNING"Errata" |
| 890 | "on LSI53C1030 occurred." |
| 891 | "sc->req_bufflen=0x%02x," |
| 892 | "xfer_cnt=0x%02x\n" , |
| 893 | scsi_bufflen(sc), |
| 894 | xfer_cnt); |
| 895 | } |
| 896 | if (((sc->sense_buffer[3] & 0x80) |
| 897 | != 0x80) && |
| 898 | (scsi_bufflen(sc) != |
| 899 | xfer_cnt + difftransfer)) { |
| 900 | sc->sense_buffer[2] = |
| 901 | MEDIUM_ERROR; |
| 902 | sc->sense_buffer[12] = 0xff; |
| 903 | sc->sense_buffer[13] = 0xff; |
| 904 | printk(KERN_WARNING |
| 905 | "Errata on LSI53C1030 occurred" |
| 906 | "sc->req_bufflen=0x%02x," |
| 907 | " xfer_cnt=0x%02x," |
| 908 | "difftransfer=0x%02x\n", |
| 909 | scsi_bufflen(sc), |
| 910 | xfer_cnt, |
| 911 | difftransfer); |
| 912 | } |
| 913 | } |
| 914 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 915 | /* |
| 916 | * If running against circa 200003dd 909 MPT f/w, |
| 917 | * may get this (AUTOSENSE_VALID) for actual TASK_SET_FULL |
| 918 | * (QUEUE_FULL) returned from device! --> get 0x0000?128 |
| 919 | * and with SenseBytes set to 0. |
| 920 | */ |
| 921 | if (pScsiReply->SCSIStatus == MPI_SCSI_STATUS_TASK_SET_FULL) |
| 922 | mptscsih_report_queue_full(sc, pScsiReply, pScsiReq); |
| 923 | |
| 924 | } |
| 925 | else if (scsi_state & |
| 926 | (MPI_SCSI_STATE_AUTOSENSE_FAILED | MPI_SCSI_STATE_NO_SCSI_STATUS) |
| 927 | ) { |
| 928 | /* |
| 929 | * What to do? |
| 930 | */ |
| 931 | sc->result = DID_SOFT_ERROR << 16; |
| 932 | } |
| 933 | else if (scsi_state & MPI_SCSI_STATE_TERMINATED) { |
| 934 | /* Not real sure here either... */ |
| 935 | sc->result = DID_RESET << 16; |
| 936 | } |
| 937 | else if (scsi_state & MPI_SCSI_STATE_QUEUE_TAG_REJECTED) { |
| 938 | /* Device Inq. data indicates that it supports |
| 939 | * QTags, but rejects QTag messages. |
| 940 | * This command completed OK. |
| 941 | * |
| 942 | * Not real sure here either so do nothing... */ |
| 943 | } |
| 944 | |
| 945 | if (sc->result == MPI_SCSI_STATUS_TASK_SET_FULL) |
| 946 | mptscsih_report_queue_full(sc, pScsiReply, pScsiReq); |
| 947 | |
| 948 | /* Add handling of: |
| 949 | * Reservation Conflict, Busy, |
| 950 | * Command Terminated, CHECK |
| 951 | */ |
| 952 | break; |
| 953 | |
| 954 | case MPI_IOCSTATUS_SCSI_PROTOCOL_ERROR: /* 0x0047 */ |
| 955 | sc->result = DID_SOFT_ERROR << 16; |
| 956 | break; |
| 957 | |
| 958 | case MPI_IOCSTATUS_INVALID_FUNCTION: /* 0x0001 */ |
| 959 | case MPI_IOCSTATUS_INVALID_SGL: /* 0x0003 */ |
| 960 | case MPI_IOCSTATUS_INTERNAL_ERROR: /* 0x0004 */ |
| 961 | case MPI_IOCSTATUS_RESERVED: /* 0x0005 */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 962 | case MPI_IOCSTATUS_INVALID_FIELD: /* 0x0007 */ |
| 963 | case MPI_IOCSTATUS_INVALID_STATE: /* 0x0008 */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 964 | case MPI_IOCSTATUS_SCSI_IO_DATA_ERROR: /* 0x0046 */ |
| 965 | case MPI_IOCSTATUS_SCSI_TASK_MGMT_FAILED: /* 0x004A */ |
| 966 | default: |
| 967 | /* |
| 968 | * What to do? |
| 969 | */ |
| 970 | sc->result = DID_SOFT_ERROR << 16; |
| 971 | break; |
| 972 | |
| 973 | } /* switch(status) */ |
| 974 | |
Prakash, Sathya | 6757d6b | 2007-07-25 11:14:01 +0530 | [diff] [blame] | 975 | #ifdef CONFIG_FUSION_LOGGING |
| 976 | if (sc->result && (ioc->debug_level & MPT_DEBUG_REPLY)) |
| 977 | mptscsih_info_scsiio(ioc, sc, pScsiReply); |
Eric Moore | c6c727a | 2007-01-29 09:44:54 -0700 | [diff] [blame] | 978 | #endif |
| 979 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 980 | } /* end of address reply case */ |
Kashyap, Desai | fea9840 | 2009-09-02 11:45:53 +0530 | [diff] [blame] | 981 | out: |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 982 | /* Unmap the DMA buffers, if any. */ |
FUJITA Tomonori | 1928d73 | 2007-05-26 00:37:15 +0900 | [diff] [blame] | 983 | scsi_dma_unmap(sc); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 984 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 985 | sc->scsi_done(sc); /* Issue the command callback */ |
| 986 | |
| 987 | /* Free Chain buffers */ |
| 988 | mptscsih_freeChainBuffers(ioc, req_idx); |
| 989 | return 1; |
| 990 | } |
| 991 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 992 | /* |
| 993 | * mptscsih_flush_running_cmds - For each command found, search |
| 994 | * Scsi_Host instance taskQ and reply to OS. |
| 995 | * Called only if recovering from a FW reload. |
| 996 | * @hd: Pointer to a SCSI HOST structure |
| 997 | * |
| 998 | * Returns: None. |
| 999 | * |
| 1000 | * Must be called while new I/Os are being queued. |
| 1001 | */ |
| 1002 | static void |
| 1003 | mptscsih_flush_running_cmds(MPT_SCSI_HOST *hd) |
| 1004 | { |
| 1005 | MPT_ADAPTER *ioc = hd->ioc; |
Eric Moore | e820638 | 2007-09-29 10:16:53 -0600 | [diff] [blame] | 1006 | struct scsi_cmnd *sc; |
| 1007 | SCSIIORequest_t *mf = NULL; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1008 | int ii; |
Eric Moore | e820638 | 2007-09-29 10:16:53 -0600 | [diff] [blame] | 1009 | int channel, id; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1010 | |
Eric Moore | e820638 | 2007-09-29 10:16:53 -0600 | [diff] [blame] | 1011 | for (ii= 0; ii < ioc->req_depth; ii++) { |
| 1012 | sc = mptscsih_getclear_scsi_lookup(ioc, ii); |
| 1013 | if (!sc) |
| 1014 | continue; |
| 1015 | mf = (SCSIIORequest_t *)MPT_INDEX_2_MFPTR(ioc, ii); |
| 1016 | if (!mf) |
| 1017 | continue; |
| 1018 | channel = mf->Bus; |
| 1019 | id = mf->TargetID; |
| 1020 | mptscsih_freeChainBuffers(ioc, ii); |
| 1021 | mpt_free_msg_frame(ioc, (MPT_FRAME_HDR *)mf); |
| 1022 | if ((unsigned char *)mf != sc->host_scribble) |
| 1023 | continue; |
| 1024 | scsi_dma_unmap(sc); |
| 1025 | sc->result = DID_RESET << 16; |
| 1026 | sc->host_scribble = NULL; |
Kashyap, Desai | 2f18786 | 2009-05-29 16:52:37 +0530 | [diff] [blame] | 1027 | dtmprintk(ioc, sdev_printk(KERN_INFO, sc->device, MYIOC_s_FMT |
| 1028 | "completing cmds: fw_channel %d, fw_id %d, sc=%p, mf = %p, " |
| 1029 | "idx=%x\n", ioc->name, channel, id, sc, mf, ii)); |
Eric Moore | e820638 | 2007-09-29 10:16:53 -0600 | [diff] [blame] | 1030 | sc->scsi_done(sc); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1031 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1032 | } |
| 1033 | |
| 1034 | /* |
| 1035 | * mptscsih_search_running_cmds - Delete any commands associated |
| 1036 | * with the specified target and lun. Function called only |
| 1037 | * when a lun is disable by mid-layer. |
| 1038 | * Do NOT access the referenced scsi_cmnd structure or |
| 1039 | * members. Will cause either a paging or NULL ptr error. |
Michael Reed | 05e8ec1 | 2006-01-13 14:31:54 -0600 | [diff] [blame] | 1040 | * (BUT, BUT, BUT, the code does reference it! - mdr) |
Moore, Eric Dean | c7c8298 | 2005-11-16 18:54:25 -0700 | [diff] [blame] | 1041 | * @hd: Pointer to a SCSI HOST structure |
| 1042 | * @vdevice: per device private data |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1043 | * |
| 1044 | * Returns: None. |
| 1045 | * |
| 1046 | * Called from slave_destroy. |
| 1047 | */ |
| 1048 | static void |
Moore, Eric Dean | c7c8298 | 2005-11-16 18:54:25 -0700 | [diff] [blame] | 1049 | mptscsih_search_running_cmds(MPT_SCSI_HOST *hd, VirtDevice *vdevice) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1050 | { |
| 1051 | SCSIIORequest_t *mf = NULL; |
| 1052 | int ii; |
Moore, Eric Dean | 466544d | 2005-09-14 18:09:10 -0600 | [diff] [blame] | 1053 | struct scsi_cmnd *sc; |
Eric Moore | 793955f | 2007-01-29 09:42:20 -0700 | [diff] [blame] | 1054 | struct scsi_lun lun; |
Eric Moore | e80b002 | 2007-09-14 18:49:03 -0600 | [diff] [blame] | 1055 | MPT_ADAPTER *ioc = hd->ioc; |
Eric Moore | e820638 | 2007-09-29 10:16:53 -0600 | [diff] [blame] | 1056 | unsigned long flags; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1057 | |
Eric Moore | e820638 | 2007-09-29 10:16:53 -0600 | [diff] [blame] | 1058 | spin_lock_irqsave(&ioc->scsi_lookup_lock, flags); |
| 1059 | for (ii = 0; ii < ioc->req_depth; ii++) { |
| 1060 | if ((sc = ioc->ScsiLookup[ii]) != NULL) { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1061 | |
Eric Moore | e80b002 | 2007-09-14 18:49:03 -0600 | [diff] [blame] | 1062 | mf = (SCSIIORequest_t *)MPT_INDEX_2_MFPTR(ioc, ii); |
Eric Moore | 3dc0b03 | 2006-07-11 17:32:33 -0600 | [diff] [blame] | 1063 | if (mf == NULL) |
| 1064 | continue; |
Eric Moore | cc78d30 | 2007-06-15 17:27:21 -0600 | [diff] [blame] | 1065 | /* If the device is a hidden raid component, then its |
| 1066 | * expected that the mf->function will be RAID_SCSI_IO |
| 1067 | */ |
| 1068 | if (vdevice->vtarget->tflags & |
| 1069 | MPT_TARGET_FLAGS_RAID_COMPONENT && mf->Function != |
| 1070 | MPI_FUNCTION_RAID_SCSI_IO_PASSTHROUGH) |
| 1071 | continue; |
| 1072 | |
Eric Moore | 793955f | 2007-01-29 09:42:20 -0700 | [diff] [blame] | 1073 | int_to_scsilun(vdevice->lun, &lun); |
| 1074 | if ((mf->Bus != vdevice->vtarget->channel) || |
| 1075 | (mf->TargetID != vdevice->vtarget->id) || |
| 1076 | memcmp(lun.scsi_lun, mf->LUN, 8)) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1077 | continue; |
| 1078 | |
Eric Moore | 3dc0b03 | 2006-07-11 17:32:33 -0600 | [diff] [blame] | 1079 | if ((unsigned char *)mf != sc->host_scribble) |
| 1080 | continue; |
Eric Moore | e820638 | 2007-09-29 10:16:53 -0600 | [diff] [blame] | 1081 | ioc->ScsiLookup[ii] = NULL; |
| 1082 | spin_unlock_irqrestore(&ioc->scsi_lookup_lock, flags); |
| 1083 | mptscsih_freeChainBuffers(ioc, ii); |
| 1084 | mpt_free_msg_frame(ioc, (MPT_FRAME_HDR *)mf); |
FUJITA Tomonori | 1928d73 | 2007-05-26 00:37:15 +0900 | [diff] [blame] | 1085 | scsi_dma_unmap(sc); |
Moore, Eric Dean | 466544d | 2005-09-14 18:09:10 -0600 | [diff] [blame] | 1086 | sc->host_scribble = NULL; |
| 1087 | sc->result = DID_NO_CONNECT << 16; |
Kashyap, Desai | 2f18786 | 2009-05-29 16:52:37 +0530 | [diff] [blame] | 1088 | dtmprintk(ioc, sdev_printk(KERN_INFO, sc->device, |
| 1089 | MYIOC_s_FMT "completing cmds: fw_channel %d, " |
| 1090 | "fw_id %d, sc=%p, mf = %p, idx=%x\n", ioc->name, |
| 1091 | vdevice->vtarget->channel, vdevice->vtarget->id, |
| 1092 | sc, mf, ii)); |
Moore, Eric Dean | 466544d | 2005-09-14 18:09:10 -0600 | [diff] [blame] | 1093 | sc->scsi_done(sc); |
Eric Moore | e820638 | 2007-09-29 10:16:53 -0600 | [diff] [blame] | 1094 | spin_lock_irqsave(&ioc->scsi_lookup_lock, flags); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1095 | } |
| 1096 | } |
Eric Moore | e820638 | 2007-09-29 10:16:53 -0600 | [diff] [blame] | 1097 | spin_unlock_irqrestore(&ioc->scsi_lookup_lock, flags); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1098 | return; |
| 1099 | } |
| 1100 | |
| 1101 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1102 | |
| 1103 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ |
| 1104 | /* |
| 1105 | * mptscsih_report_queue_full - Report QUEUE_FULL status returned |
| 1106 | * from a SCSI target device. |
| 1107 | * @sc: Pointer to scsi_cmnd structure |
| 1108 | * @pScsiReply: Pointer to SCSIIOReply_t |
| 1109 | * @pScsiReq: Pointer to original SCSI request |
| 1110 | * |
| 1111 | * This routine periodically reports QUEUE_FULL status returned from a |
| 1112 | * SCSI target device. It reports this to the console via kernel |
| 1113 | * printk() API call, not more than once every 10 seconds. |
| 1114 | */ |
| 1115 | static void |
| 1116 | mptscsih_report_queue_full(struct scsi_cmnd *sc, SCSIIOReply_t *pScsiReply, SCSIIORequest_t *pScsiReq) |
| 1117 | { |
| 1118 | long time = jiffies; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1119 | MPT_SCSI_HOST *hd; |
Eric Moore | e80b002 | 2007-09-14 18:49:03 -0600 | [diff] [blame] | 1120 | MPT_ADAPTER *ioc; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1121 | |
Moore, Eric Dean | 0d0c797 | 2005-04-22 18:02:09 -0400 | [diff] [blame] | 1122 | if (sc->device == NULL) |
| 1123 | return; |
| 1124 | if (sc->device->host == NULL) |
| 1125 | return; |
Eric Moore | e7eae9f | 2007-09-29 10:15:59 -0600 | [diff] [blame] | 1126 | if ((hd = shost_priv(sc->device->host)) == NULL) |
Moore, Eric Dean | 0d0c797 | 2005-04-22 18:02:09 -0400 | [diff] [blame] | 1127 | return; |
Eric Moore | e80b002 | 2007-09-14 18:49:03 -0600 | [diff] [blame] | 1128 | ioc = hd->ioc; |
Moore, Eric Dean | 0d0c797 | 2005-04-22 18:02:09 -0400 | [diff] [blame] | 1129 | if (time - hd->last_queue_full > 10 * HZ) { |
Eric Moore | e80b002 | 2007-09-14 18:49:03 -0600 | [diff] [blame] | 1130 | dprintk(ioc, printk(MYIOC_s_WARN_FMT "Device (%d:%d:%d) reported QUEUE_FULL!\n", |
| 1131 | ioc->name, 0, sc->device->id, sc->device->lun)); |
Moore, Eric Dean | 0d0c797 | 2005-04-22 18:02:09 -0400 | [diff] [blame] | 1132 | hd->last_queue_full = time; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1133 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1134 | } |
| 1135 | |
| 1136 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ |
| 1137 | /* |
| 1138 | * mptscsih_remove - Removed scsi devices |
| 1139 | * @pdev: Pointer to pci_dev structure |
| 1140 | * |
| 1141 | * |
| 1142 | */ |
Moore, Eric Dean | 0d0c797 | 2005-04-22 18:02:09 -0400 | [diff] [blame] | 1143 | void |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1144 | mptscsih_remove(struct pci_dev *pdev) |
| 1145 | { |
| 1146 | MPT_ADAPTER *ioc = pci_get_drvdata(pdev); |
| 1147 | struct Scsi_Host *host = ioc->sh; |
| 1148 | MPT_SCSI_HOST *hd; |
Moore, Eric Dean | 0d0c797 | 2005-04-22 18:02:09 -0400 | [diff] [blame] | 1149 | int sz1; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1150 | |
Moore, Eric Dean | 466544d | 2005-09-14 18:09:10 -0600 | [diff] [blame] | 1151 | if(!host) { |
| 1152 | mpt_detach(pdev); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1153 | return; |
Moore, Eric Dean | 466544d | 2005-09-14 18:09:10 -0600 | [diff] [blame] | 1154 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1155 | |
| 1156 | scsi_remove_host(host); |
| 1157 | |
Eric Moore | e7eae9f | 2007-09-29 10:15:59 -0600 | [diff] [blame] | 1158 | if((hd = shost_priv(host)) == NULL) |
Moore, Eric Dean | 0d0c797 | 2005-04-22 18:02:09 -0400 | [diff] [blame] | 1159 | return; |
| 1160 | |
Greg Kroah-Hartman | d18c3db | 2005-06-23 17:35:56 -0700 | [diff] [blame] | 1161 | mptscsih_shutdown(pdev); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1162 | |
Moore, Eric Dean | 0d0c797 | 2005-04-22 18:02:09 -0400 | [diff] [blame] | 1163 | sz1=0; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1164 | |
Eric Moore | e820638 | 2007-09-29 10:16:53 -0600 | [diff] [blame] | 1165 | if (ioc->ScsiLookup != NULL) { |
Eric Moore | e80b002 | 2007-09-14 18:49:03 -0600 | [diff] [blame] | 1166 | sz1 = ioc->req_depth * sizeof(void *); |
Eric Moore | e820638 | 2007-09-29 10:16:53 -0600 | [diff] [blame] | 1167 | kfree(ioc->ScsiLookup); |
| 1168 | ioc->ScsiLookup = NULL; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1169 | } |
| 1170 | |
Eric Moore | e80b002 | 2007-09-14 18:49:03 -0600 | [diff] [blame] | 1171 | dprintk(ioc, printk(MYIOC_s_DEBUG_FMT |
Moore, Eric Dean | 0d0c797 | 2005-04-22 18:02:09 -0400 | [diff] [blame] | 1172 | "Free'd ScsiLookup (%d) memory\n", |
Eric Moore | e80b002 | 2007-09-14 18:49:03 -0600 | [diff] [blame] | 1173 | ioc->name, sz1)); |
Moore, Eric Dean | 0d0c797 | 2005-04-22 18:02:09 -0400 | [diff] [blame] | 1174 | |
Moore, Eric Dean | d485eb8 | 2005-05-11 17:37:26 -0600 | [diff] [blame] | 1175 | kfree(hd->info_kbuf); |
Moore, Eric Dean | 0d0c797 | 2005-04-22 18:02:09 -0400 | [diff] [blame] | 1176 | |
| 1177 | /* NULL the Scsi_Host pointer |
| 1178 | */ |
Eric Moore | e80b002 | 2007-09-14 18:49:03 -0600 | [diff] [blame] | 1179 | ioc->sh = NULL; |
Moore, Eric Dean | 0d0c797 | 2005-04-22 18:02:09 -0400 | [diff] [blame] | 1180 | |
| 1181 | scsi_host_put(host); |
| 1182 | |
| 1183 | mpt_detach(pdev); |
Christoph Hellwig | c6678e0 | 2005-08-18 16:24:53 +0200 | [diff] [blame] | 1184 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1185 | } |
| 1186 | |
| 1187 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ |
| 1188 | /* |
| 1189 | * mptscsih_shutdown - reboot notifier |
| 1190 | * |
| 1191 | */ |
Moore, Eric Dean | 0d0c797 | 2005-04-22 18:02:09 -0400 | [diff] [blame] | 1192 | void |
Greg Kroah-Hartman | d18c3db | 2005-06-23 17:35:56 -0700 | [diff] [blame] | 1193 | mptscsih_shutdown(struct pci_dev *pdev) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1194 | { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1195 | } |
| 1196 | |
| 1197 | #ifdef CONFIG_PM |
| 1198 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ |
| 1199 | /* |
Moore, Eric Dean | 0d0c797 | 2005-04-22 18:02:09 -0400 | [diff] [blame] | 1200 | * mptscsih_suspend - Fusion MPT scsi driver suspend routine. |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1201 | * |
| 1202 | * |
| 1203 | */ |
Moore, Eric Dean | 0d0c797 | 2005-04-22 18:02:09 -0400 | [diff] [blame] | 1204 | int |
Pavel Machek | 8d189f7 | 2005-04-16 15:25:28 -0700 | [diff] [blame] | 1205 | mptscsih_suspend(struct pci_dev *pdev, pm_message_t state) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1206 | { |
Prakash, Sathya | 4d4109d | 2008-03-07 16:19:50 +0530 | [diff] [blame] | 1207 | MPT_ADAPTER *ioc = pci_get_drvdata(pdev); |
| 1208 | |
| 1209 | scsi_block_requests(ioc->sh); |
| 1210 | flush_scheduled_work(); |
Greg Kroah-Hartman | d18c3db | 2005-06-23 17:35:56 -0700 | [diff] [blame] | 1211 | mptscsih_shutdown(pdev); |
Moore, Eric Dean | 0d0c797 | 2005-04-22 18:02:09 -0400 | [diff] [blame] | 1212 | return mpt_suspend(pdev,state); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1213 | } |
| 1214 | |
| 1215 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ |
| 1216 | /* |
| 1217 | * mptscsih_resume - Fusion MPT scsi driver resume routine. |
| 1218 | * |
| 1219 | * |
| 1220 | */ |
Moore, Eric Dean | 0d0c797 | 2005-04-22 18:02:09 -0400 | [diff] [blame] | 1221 | int |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1222 | mptscsih_resume(struct pci_dev *pdev) |
| 1223 | { |
Prakash, Sathya | 4d4109d | 2008-03-07 16:19:50 +0530 | [diff] [blame] | 1224 | MPT_ADAPTER *ioc = pci_get_drvdata(pdev); |
| 1225 | int rc; |
| 1226 | |
| 1227 | rc = mpt_resume(pdev); |
| 1228 | scsi_unblock_requests(ioc->sh); |
| 1229 | return rc; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1230 | } |
| 1231 | |
| 1232 | #endif |
| 1233 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1234 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ |
| 1235 | /** |
| 1236 | * mptscsih_info - Return information about MPT adapter |
| 1237 | * @SChost: Pointer to Scsi_Host structure |
| 1238 | * |
| 1239 | * (linux scsi_host_template.info routine) |
| 1240 | * |
| 1241 | * Returns pointer to buffer where information was written. |
| 1242 | */ |
Moore, Eric Dean | 0d0c797 | 2005-04-22 18:02:09 -0400 | [diff] [blame] | 1243 | const char * |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1244 | mptscsih_info(struct Scsi_Host *SChost) |
| 1245 | { |
| 1246 | MPT_SCSI_HOST *h; |
| 1247 | int size = 0; |
| 1248 | |
Eric Moore | e7eae9f | 2007-09-29 10:15:59 -0600 | [diff] [blame] | 1249 | h = shost_priv(SChost); |
Moore, Eric Dean | 0d0c797 | 2005-04-22 18:02:09 -0400 | [diff] [blame] | 1250 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1251 | if (h) { |
Moore, Eric Dean | 0d0c797 | 2005-04-22 18:02:09 -0400 | [diff] [blame] | 1252 | if (h->info_kbuf == NULL) |
| 1253 | if ((h->info_kbuf = kmalloc(0x1000 /* 4Kb */, GFP_KERNEL)) == NULL) |
| 1254 | return h->info_kbuf; |
| 1255 | h->info_kbuf[0] = '\0'; |
| 1256 | |
| 1257 | mpt_print_ioc_summary(h->ioc, h->info_kbuf, &size, 0, 0); |
| 1258 | h->info_kbuf[size-1] = '\0'; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1259 | } |
| 1260 | |
Moore, Eric Dean | 0d0c797 | 2005-04-22 18:02:09 -0400 | [diff] [blame] | 1261 | return h->info_kbuf; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1262 | } |
| 1263 | |
| 1264 | struct info_str { |
| 1265 | char *buffer; |
| 1266 | int length; |
| 1267 | int offset; |
| 1268 | int pos; |
| 1269 | }; |
| 1270 | |
Moore, Eric Dean | 0d0c797 | 2005-04-22 18:02:09 -0400 | [diff] [blame] | 1271 | static void |
| 1272 | mptscsih_copy_mem_info(struct info_str *info, char *data, int len) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1273 | { |
| 1274 | if (info->pos + len > info->length) |
| 1275 | len = info->length - info->pos; |
| 1276 | |
| 1277 | if (info->pos + len < info->offset) { |
| 1278 | info->pos += len; |
| 1279 | return; |
| 1280 | } |
| 1281 | |
| 1282 | if (info->pos < info->offset) { |
| 1283 | data += (info->offset - info->pos); |
| 1284 | len -= (info->offset - info->pos); |
| 1285 | } |
| 1286 | |
| 1287 | if (len > 0) { |
| 1288 | memcpy(info->buffer + info->pos, data, len); |
| 1289 | info->pos += len; |
| 1290 | } |
| 1291 | } |
| 1292 | |
Moore, Eric Dean | 0d0c797 | 2005-04-22 18:02:09 -0400 | [diff] [blame] | 1293 | static int |
| 1294 | mptscsih_copy_info(struct info_str *info, char *fmt, ...) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1295 | { |
| 1296 | va_list args; |
| 1297 | char buf[81]; |
| 1298 | int len; |
| 1299 | |
| 1300 | va_start(args, fmt); |
| 1301 | len = vsprintf(buf, fmt, args); |
| 1302 | va_end(args); |
| 1303 | |
Moore, Eric Dean | 0d0c797 | 2005-04-22 18:02:09 -0400 | [diff] [blame] | 1304 | mptscsih_copy_mem_info(info, buf, len); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1305 | return len; |
| 1306 | } |
| 1307 | |
Moore, Eric Dean | 0d0c797 | 2005-04-22 18:02:09 -0400 | [diff] [blame] | 1308 | static int |
| 1309 | mptscsih_host_info(MPT_ADAPTER *ioc, char *pbuf, off_t offset, int len) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1310 | { |
| 1311 | struct info_str info; |
| 1312 | |
| 1313 | info.buffer = pbuf; |
| 1314 | info.length = len; |
| 1315 | info.offset = offset; |
| 1316 | info.pos = 0; |
| 1317 | |
Moore, Eric Dean | 0d0c797 | 2005-04-22 18:02:09 -0400 | [diff] [blame] | 1318 | mptscsih_copy_info(&info, "%s: %s, ", ioc->name, ioc->prod_name); |
| 1319 | mptscsih_copy_info(&info, "%s%08xh, ", MPT_FW_REV_MAGIC_ID_STRING, ioc->facts.FWVersion.Word); |
| 1320 | mptscsih_copy_info(&info, "Ports=%d, ", ioc->facts.NumberOfPorts); |
| 1321 | mptscsih_copy_info(&info, "MaxQ=%d\n", ioc->req_depth); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1322 | |
| 1323 | return ((info.pos > info.offset) ? info.pos - info.offset : 0); |
| 1324 | } |
| 1325 | |
| 1326 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ |
| 1327 | /** |
| 1328 | * mptscsih_proc_info - Return information about MPT adapter |
Randy Dunlap | d9489fb | 2006-12-06 20:38:43 -0800 | [diff] [blame] | 1329 | * @host: scsi host struct |
| 1330 | * @buffer: if write, user data; if read, buffer for user |
| 1331 | * @start: returns the buffer address |
| 1332 | * @offset: if write, 0; if read, the current offset into the buffer from |
| 1333 | * the previous read. |
| 1334 | * @length: if write, return length; |
| 1335 | * @func: write = 1; read = 0 |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1336 | * |
| 1337 | * (linux scsi_host_template.info routine) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1338 | */ |
Moore, Eric Dean | 0d0c797 | 2005-04-22 18:02:09 -0400 | [diff] [blame] | 1339 | int |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1340 | mptscsih_proc_info(struct Scsi_Host *host, char *buffer, char **start, off_t offset, |
| 1341 | int length, int func) |
| 1342 | { |
Eric Moore | e7eae9f | 2007-09-29 10:15:59 -0600 | [diff] [blame] | 1343 | MPT_SCSI_HOST *hd = shost_priv(host); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1344 | MPT_ADAPTER *ioc = hd->ioc; |
| 1345 | int size = 0; |
| 1346 | |
| 1347 | if (func) { |
Christoph Hellwig | c6678e0 | 2005-08-18 16:24:53 +0200 | [diff] [blame] | 1348 | /* |
| 1349 | * write is not supported |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1350 | */ |
| 1351 | } else { |
| 1352 | if (start) |
| 1353 | *start = buffer; |
| 1354 | |
| 1355 | size = mptscsih_host_info(ioc, buffer, offset, length); |
| 1356 | } |
| 1357 | |
| 1358 | return size; |
| 1359 | } |
| 1360 | |
| 1361 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ |
| 1362 | #define ADD_INDEX_LOG(req_ent) do { } while(0) |
| 1363 | |
| 1364 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ |
| 1365 | /** |
| 1366 | * mptscsih_qcmd - Primary Fusion MPT SCSI initiator IO start routine. |
| 1367 | * @SCpnt: Pointer to scsi_cmnd structure |
| 1368 | * @done: Pointer SCSI mid-layer IO completion function |
| 1369 | * |
| 1370 | * (linux scsi_host_template.queuecommand routine) |
| 1371 | * This is the primary SCSI IO start routine. Create a MPI SCSIIORequest |
| 1372 | * from a linux scsi_cmnd request and send it to the IOC. |
| 1373 | * |
| 1374 | * Returns 0. (rtn value discarded by linux scsi mid-layer) |
| 1375 | */ |
Moore, Eric Dean | 0d0c797 | 2005-04-22 18:02:09 -0400 | [diff] [blame] | 1376 | int |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1377 | mptscsih_qcmd(struct scsi_cmnd *SCpnt, void (*done)(struct scsi_cmnd *)) |
| 1378 | { |
| 1379 | MPT_SCSI_HOST *hd; |
| 1380 | MPT_FRAME_HDR *mf; |
| 1381 | SCSIIORequest_t *pScsiReq; |
Eric Moore | a69de50 | 2007-09-14 18:48:19 -0600 | [diff] [blame] | 1382 | VirtDevice *vdevice = SCpnt->device->hostdata; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1383 | u32 datalen; |
| 1384 | u32 scsictl; |
| 1385 | u32 scsidir; |
| 1386 | u32 cmd_len; |
| 1387 | int my_idx; |
| 1388 | int ii; |
Prakash, Sathya | 6757d6b | 2007-07-25 11:14:01 +0530 | [diff] [blame] | 1389 | MPT_ADAPTER *ioc; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1390 | |
Eric Moore | e7eae9f | 2007-09-29 10:15:59 -0600 | [diff] [blame] | 1391 | hd = shost_priv(SCpnt->device->host); |
Prakash, Sathya | 6757d6b | 2007-07-25 11:14:01 +0530 | [diff] [blame] | 1392 | ioc = hd->ioc; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1393 | SCpnt->scsi_done = done; |
| 1394 | |
Prakash, Sathya | 6757d6b | 2007-07-25 11:14:01 +0530 | [diff] [blame] | 1395 | dmfprintk(ioc, printk(MYIOC_s_DEBUG_FMT "qcmd: SCpnt=%p, done()=%p\n", |
| 1396 | ioc->name, SCpnt, done)); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1397 | |
Kashyap, Desai | e7deff3 | 2009-05-29 16:46:07 +0530 | [diff] [blame] | 1398 | if (ioc->taskmgmt_quiesce_io) { |
Prakash, Sathya | 6757d6b | 2007-07-25 11:14:01 +0530 | [diff] [blame] | 1399 | dtmprintk(ioc, printk(MYIOC_s_WARN_FMT "qcmd: SCpnt=%p timeout + 60HZ\n", |
| 1400 | ioc->name, SCpnt)); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1401 | return SCSI_MLQUEUE_HOST_BUSY; |
| 1402 | } |
| 1403 | |
| 1404 | /* |
| 1405 | * Put together a MPT SCSI request... |
| 1406 | */ |
Eric Moore | e80b002 | 2007-09-14 18:49:03 -0600 | [diff] [blame] | 1407 | if ((mf = mpt_get_msg_frame(ioc->DoneCtx, ioc)) == NULL) { |
Prakash, Sathya | 6757d6b | 2007-07-25 11:14:01 +0530 | [diff] [blame] | 1408 | dprintk(ioc, printk(MYIOC_s_WARN_FMT "QueueCmd, no msg frames!!\n", |
| 1409 | ioc->name)); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1410 | return SCSI_MLQUEUE_HOST_BUSY; |
| 1411 | } |
| 1412 | |
| 1413 | pScsiReq = (SCSIIORequest_t *) mf; |
| 1414 | |
| 1415 | my_idx = le16_to_cpu(mf->u.frame.hwhdr.msgctxu.fld.req_idx); |
| 1416 | |
| 1417 | ADD_INDEX_LOG(my_idx); |
| 1418 | |
Moore, Eric Dean | 0d0c797 | 2005-04-22 18:02:09 -0400 | [diff] [blame] | 1419 | /* TUR's being issued with scsictl=0x02000000 (DATA_IN)! |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1420 | * Seems we may receive a buffer (datalen>0) even when there |
| 1421 | * will be no data transfer! GRRRRR... |
| 1422 | */ |
| 1423 | if (SCpnt->sc_data_direction == DMA_FROM_DEVICE) { |
FUJITA Tomonori | 1928d73 | 2007-05-26 00:37:15 +0900 | [diff] [blame] | 1424 | datalen = scsi_bufflen(SCpnt); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1425 | scsidir = MPI_SCSIIO_CONTROL_READ; /* DATA IN (host<--ioc<--dev) */ |
| 1426 | } else if (SCpnt->sc_data_direction == DMA_TO_DEVICE) { |
FUJITA Tomonori | 1928d73 | 2007-05-26 00:37:15 +0900 | [diff] [blame] | 1427 | datalen = scsi_bufflen(SCpnt); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1428 | scsidir = MPI_SCSIIO_CONTROL_WRITE; /* DATA OUT (host-->ioc-->dev) */ |
| 1429 | } else { |
| 1430 | datalen = 0; |
| 1431 | scsidir = MPI_SCSIIO_CONTROL_NODATATRANSFER; |
| 1432 | } |
| 1433 | |
| 1434 | /* Default to untagged. Once a target structure has been allocated, |
| 1435 | * use the Inquiry data to determine if device supports tagged. |
| 1436 | */ |
Eric Moore | a69de50 | 2007-09-14 18:48:19 -0600 | [diff] [blame] | 1437 | if (vdevice |
| 1438 | && (vdevice->vtarget->tflags & MPT_TARGET_FLAGS_Q_YES) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1439 | && (SCpnt->device->tagged_supported)) { |
| 1440 | scsictl = scsidir | MPI_SCSIIO_CONTROL_SIMPLEQ; |
| 1441 | } else { |
| 1442 | scsictl = scsidir | MPI_SCSIIO_CONTROL_UNTAGGED; |
| 1443 | } |
| 1444 | |
| 1445 | /* Use the above information to set up the message frame |
| 1446 | */ |
Eric Moore | a69de50 | 2007-09-14 18:48:19 -0600 | [diff] [blame] | 1447 | pScsiReq->TargetID = (u8) vdevice->vtarget->id; |
| 1448 | pScsiReq->Bus = vdevice->vtarget->channel; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1449 | pScsiReq->ChainOffset = 0; |
Eric Moore | a69de50 | 2007-09-14 18:48:19 -0600 | [diff] [blame] | 1450 | if (vdevice->vtarget->tflags & MPT_TARGET_FLAGS_RAID_COMPONENT) |
James Bottomley | c92f222 | 2006-03-01 09:02:49 -0600 | [diff] [blame] | 1451 | pScsiReq->Function = MPI_FUNCTION_RAID_SCSI_IO_PASSTHROUGH; |
| 1452 | else |
| 1453 | pScsiReq->Function = MPI_FUNCTION_SCSI_IO_REQUEST; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1454 | pScsiReq->CDBLength = SCpnt->cmd_len; |
| 1455 | pScsiReq->SenseBufferLength = MPT_SENSE_BUFFER_SIZE; |
| 1456 | pScsiReq->Reserved = 0; |
Kashyap, Desai | 14d0f0b | 2009-05-29 16:37:04 +0530 | [diff] [blame] | 1457 | pScsiReq->MsgFlags = mpt_msg_flags(ioc); |
Eric Moore | 793955f | 2007-01-29 09:42:20 -0700 | [diff] [blame] | 1458 | int_to_scsilun(SCpnt->device->lun, (struct scsi_lun *)pScsiReq->LUN); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1459 | pScsiReq->Control = cpu_to_le32(scsictl); |
| 1460 | |
| 1461 | /* |
| 1462 | * Write SCSI CDB into the message |
| 1463 | */ |
| 1464 | cmd_len = SCpnt->cmd_len; |
| 1465 | for (ii=0; ii < cmd_len; ii++) |
| 1466 | pScsiReq->CDB[ii] = SCpnt->cmnd[ii]; |
| 1467 | |
| 1468 | for (ii=cmd_len; ii < 16; ii++) |
| 1469 | pScsiReq->CDB[ii] = 0; |
| 1470 | |
| 1471 | /* DataLength */ |
| 1472 | pScsiReq->DataLength = cpu_to_le32(datalen); |
| 1473 | |
| 1474 | /* SenseBuffer low address */ |
Eric Moore | e80b002 | 2007-09-14 18:49:03 -0600 | [diff] [blame] | 1475 | pScsiReq->SenseBufferLowAddr = cpu_to_le32(ioc->sense_buf_low_dma |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1476 | + (my_idx * MPT_SENSE_BUFFER_ALLOC)); |
| 1477 | |
| 1478 | /* Now add the SG list |
| 1479 | * Always have a SGE even if null length. |
| 1480 | */ |
| 1481 | if (datalen == 0) { |
| 1482 | /* Add a NULL SGE */ |
Kashyap, Desai | 14d0f0b | 2009-05-29 16:37:04 +0530 | [diff] [blame] | 1483 | ioc->add_sge((char *)&pScsiReq->SGL, |
| 1484 | MPT_SGE_FLAGS_SSIMPLE_READ | 0, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1485 | (dma_addr_t) -1); |
| 1486 | } else { |
| 1487 | /* Add a 32 or 64 bit SGE */ |
Eric Moore | e80b002 | 2007-09-14 18:49:03 -0600 | [diff] [blame] | 1488 | if (mptscsih_AddSGE(ioc, SCpnt, pScsiReq, my_idx) != SUCCESS) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1489 | goto fail; |
| 1490 | } |
| 1491 | |
Eric Moore | 3dc0b03 | 2006-07-11 17:32:33 -0600 | [diff] [blame] | 1492 | SCpnt->host_scribble = (unsigned char *)mf; |
Eric Moore | e820638 | 2007-09-29 10:16:53 -0600 | [diff] [blame] | 1493 | mptscsih_set_scsi_lookup(ioc, my_idx, SCpnt); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1494 | |
Eric Moore | e80b002 | 2007-09-14 18:49:03 -0600 | [diff] [blame] | 1495 | mpt_put_msg_frame(ioc->DoneCtx, ioc, mf); |
Prakash, Sathya | 6757d6b | 2007-07-25 11:14:01 +0530 | [diff] [blame] | 1496 | dmfprintk(ioc, printk(MYIOC_s_DEBUG_FMT "Issued SCSI cmd (%p) mf=%p idx=%d\n", |
| 1497 | ioc->name, SCpnt, mf, my_idx)); |
Eric Moore | 29dd360 | 2007-09-14 18:46:51 -0600 | [diff] [blame] | 1498 | DBG_DUMP_REQUEST_FRAME(ioc, (u32 *)mf); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1499 | return 0; |
| 1500 | |
| 1501 | fail: |
Eric Moore | e80b002 | 2007-09-14 18:49:03 -0600 | [diff] [blame] | 1502 | mptscsih_freeChainBuffers(ioc, my_idx); |
| 1503 | mpt_free_msg_frame(ioc, mf); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1504 | return SCSI_MLQUEUE_HOST_BUSY; |
| 1505 | } |
| 1506 | |
| 1507 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ |
| 1508 | /* |
| 1509 | * mptscsih_freeChainBuffers - Function to free chain buffers associated |
| 1510 | * with a SCSI IO request |
| 1511 | * @hd: Pointer to the MPT_SCSI_HOST instance |
| 1512 | * @req_idx: Index of the SCSI IO request frame. |
| 1513 | * |
| 1514 | * Called if SG chain buffer allocation fails and mptscsih callbacks. |
| 1515 | * No return. |
| 1516 | */ |
| 1517 | static void |
| 1518 | mptscsih_freeChainBuffers(MPT_ADAPTER *ioc, int req_idx) |
| 1519 | { |
| 1520 | MPT_FRAME_HDR *chain; |
| 1521 | unsigned long flags; |
| 1522 | int chain_idx; |
| 1523 | int next; |
| 1524 | |
| 1525 | /* Get the first chain index and reset |
| 1526 | * tracker state. |
| 1527 | */ |
| 1528 | chain_idx = ioc->ReqToChain[req_idx]; |
| 1529 | ioc->ReqToChain[req_idx] = MPT_HOST_NO_CHAIN; |
| 1530 | |
| 1531 | while (chain_idx != MPT_HOST_NO_CHAIN) { |
| 1532 | |
| 1533 | /* Save the next chain buffer index */ |
| 1534 | next = ioc->ChainToChain[chain_idx]; |
| 1535 | |
| 1536 | /* Free this chain buffer and reset |
| 1537 | * tracker |
| 1538 | */ |
| 1539 | ioc->ChainToChain[chain_idx] = MPT_HOST_NO_CHAIN; |
| 1540 | |
| 1541 | chain = (MPT_FRAME_HDR *) (ioc->ChainBuffer |
| 1542 | + (chain_idx * ioc->req_sz)); |
| 1543 | |
| 1544 | spin_lock_irqsave(&ioc->FreeQlock, flags); |
| 1545 | list_add_tail(&chain->u.frame.linkage.list, &ioc->FreeChainQ); |
| 1546 | spin_unlock_irqrestore(&ioc->FreeQlock, flags); |
| 1547 | |
Prakash, Sathya | 6757d6b | 2007-07-25 11:14:01 +0530 | [diff] [blame] | 1548 | dmfprintk(ioc, printk(MYIOC_s_DEBUG_FMT "FreeChainBuffers (index %d)\n", |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1549 | ioc->name, chain_idx)); |
| 1550 | |
| 1551 | /* handle next */ |
| 1552 | chain_idx = next; |
| 1553 | } |
| 1554 | return; |
| 1555 | } |
| 1556 | |
| 1557 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ |
| 1558 | /* |
| 1559 | * Reset Handling |
| 1560 | */ |
| 1561 | |
| 1562 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ |
Eric Moore | cd2c619 | 2007-01-29 09:47:47 -0700 | [diff] [blame] | 1563 | /** |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1564 | * mptscsih_IssueTaskMgmt - Generic send Task Management function. |
| 1565 | * @hd: Pointer to MPT_SCSI_HOST structure |
| 1566 | * @type: Task Management type |
Randy Dunlap | 1544d67 | 2007-02-20 11:17:03 -0800 | [diff] [blame] | 1567 | * @channel: channel number for task management |
Eric Moore | 793955f | 2007-01-29 09:42:20 -0700 | [diff] [blame] | 1568 | * @id: Logical Target ID for reset (if appropriate) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1569 | * @lun: Logical Unit for reset (if appropriate) |
| 1570 | * @ctx2abort: Context for the task to be aborted (if appropriate) |
Randy Dunlap | 1544d67 | 2007-02-20 11:17:03 -0800 | [diff] [blame] | 1571 | * @timeout: timeout for task management control |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1572 | * |
| 1573 | * Remark: _HardResetHandler can be invoked from an interrupt thread (timer) |
| 1574 | * or a non-interrupt thread. In the former, must not call schedule(). |
| 1575 | * |
| 1576 | * Not all fields are meaningfull for all task types. |
| 1577 | * |
Eric Moore | cd2c619 | 2007-01-29 09:47:47 -0700 | [diff] [blame] | 1578 | * Returns 0 for SUCCESS, or FAILED. |
| 1579 | * |
| 1580 | **/ |
Kashyap, Desai | 1ba9ab2 | 2009-05-29 16:44:48 +0530 | [diff] [blame] | 1581 | int |
| 1582 | mptscsih_IssueTaskMgmt(MPT_SCSI_HOST *hd, u8 type, u8 channel, u8 id, int lun, |
| 1583 | int ctx2abort, ulong timeout) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1584 | { |
| 1585 | MPT_FRAME_HDR *mf; |
| 1586 | SCSITaskMgmt_t *pScsiTm; |
| 1587 | int ii; |
| 1588 | int retval; |
Eric Moore | e80b002 | 2007-09-14 18:49:03 -0600 | [diff] [blame] | 1589 | MPT_ADAPTER *ioc = hd->ioc; |
Kashyap, Desai | 1ba9ab2 | 2009-05-29 16:44:48 +0530 | [diff] [blame] | 1590 | unsigned long timeleft; |
| 1591 | u8 issue_hard_reset; |
| 1592 | u32 ioc_raw_state; |
| 1593 | unsigned long time_count; |
| 1594 | |
| 1595 | issue_hard_reset = 0; |
| 1596 | ioc_raw_state = mpt_GetIocState(ioc, 0); |
| 1597 | |
| 1598 | if ((ioc_raw_state & MPI_IOC_STATE_MASK) != MPI_IOC_STATE_OPERATIONAL) { |
| 1599 | printk(MYIOC_s_WARN_FMT |
| 1600 | "TaskMgmt type=%x: IOC Not operational (0x%x)!\n", |
| 1601 | ioc->name, type, ioc_raw_state); |
| 1602 | printk(MYIOC_s_WARN_FMT "Issuing HardReset from %s!!\n", |
| 1603 | ioc->name, __func__); |
| 1604 | if (mpt_HardResetHandler(ioc, CAN_SLEEP) < 0) |
| 1605 | printk(MYIOC_s_WARN_FMT "TaskMgmt HardReset " |
| 1606 | "FAILED!!\n", ioc->name); |
| 1607 | return 0; |
| 1608 | } |
| 1609 | |
| 1610 | if (ioc_raw_state & MPI_DOORBELL_ACTIVE) { |
| 1611 | printk(MYIOC_s_WARN_FMT |
| 1612 | "TaskMgmt type=%x: ioc_state: " |
| 1613 | "DOORBELL_ACTIVE (0x%x)!\n", |
| 1614 | ioc->name, type, ioc_raw_state); |
| 1615 | return FAILED; |
| 1616 | } |
| 1617 | |
| 1618 | mutex_lock(&ioc->taskmgmt_cmds.mutex); |
| 1619 | if (mpt_set_taskmgmt_in_progress_flag(ioc) != 0) { |
| 1620 | mf = NULL; |
| 1621 | retval = FAILED; |
| 1622 | goto out; |
| 1623 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1624 | |
| 1625 | /* Return Fail to calling function if no message frames available. |
| 1626 | */ |
Eric Moore | e80b002 | 2007-09-14 18:49:03 -0600 | [diff] [blame] | 1627 | if ((mf = mpt_get_msg_frame(ioc->TaskCtx, ioc)) == NULL) { |
Kashyap, Desai | 1ba9ab2 | 2009-05-29 16:44:48 +0530 | [diff] [blame] | 1628 | dfailprintk(ioc, printk(MYIOC_s_ERR_FMT |
| 1629 | "TaskMgmt no msg frames!!\n", ioc->name)); |
| 1630 | retval = FAILED; |
| 1631 | mpt_clear_taskmgmt_in_progress_flag(ioc); |
| 1632 | goto out; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1633 | } |
Kashyap, Desai | 1ba9ab2 | 2009-05-29 16:44:48 +0530 | [diff] [blame] | 1634 | dtmprintk(ioc, printk(MYIOC_s_DEBUG_FMT "TaskMgmt request (mf=%p)\n", |
Eric Moore | e80b002 | 2007-09-14 18:49:03 -0600 | [diff] [blame] | 1635 | ioc->name, mf)); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1636 | |
| 1637 | /* Format the Request |
| 1638 | */ |
| 1639 | pScsiTm = (SCSITaskMgmt_t *) mf; |
Eric Moore | 793955f | 2007-01-29 09:42:20 -0700 | [diff] [blame] | 1640 | pScsiTm->TargetID = id; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1641 | pScsiTm->Bus = channel; |
| 1642 | pScsiTm->ChainOffset = 0; |
| 1643 | pScsiTm->Function = MPI_FUNCTION_SCSI_TASK_MGMT; |
| 1644 | |
| 1645 | pScsiTm->Reserved = 0; |
| 1646 | pScsiTm->TaskType = type; |
| 1647 | pScsiTm->Reserved1 = 0; |
| 1648 | pScsiTm->MsgFlags = (type == MPI_SCSITASKMGMT_TASKTYPE_RESET_BUS) |
| 1649 | ? MPI_SCSITASKMGMT_MSGFLAGS_LIPRESET_RESET_OPTION : 0; |
| 1650 | |
Eric Moore | 793955f | 2007-01-29 09:42:20 -0700 | [diff] [blame] | 1651 | int_to_scsilun(lun, (struct scsi_lun *)pScsiTm->LUN); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1652 | |
| 1653 | for (ii=0; ii < 7; ii++) |
| 1654 | pScsiTm->Reserved2[ii] = 0; |
| 1655 | |
| 1656 | pScsiTm->TaskMsgContext = ctx2abort; |
| 1657 | |
Kashyap, Desai | 1ba9ab2 | 2009-05-29 16:44:48 +0530 | [diff] [blame] | 1658 | dtmprintk(ioc, printk(MYIOC_s_DEBUG_FMT "TaskMgmt: ctx2abort (0x%08x) " |
| 1659 | "task_type = 0x%02X, timeout = %ld\n", ioc->name, ctx2abort, |
| 1660 | type, timeout)); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1661 | |
Prakash, Sathya | 6757d6b | 2007-07-25 11:14:01 +0530 | [diff] [blame] | 1662 | DBG_DUMP_TM_REQUEST_FRAME(ioc, (u32 *)pScsiTm); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1663 | |
Kashyap, Desai | 1ba9ab2 | 2009-05-29 16:44:48 +0530 | [diff] [blame] | 1664 | INITIALIZE_MGMT_STATUS(ioc->taskmgmt_cmds.status) |
| 1665 | time_count = jiffies; |
Eric Moore | e80b002 | 2007-09-14 18:49:03 -0600 | [diff] [blame] | 1666 | if ((ioc->facts.IOCCapabilities & MPI_IOCFACTS_CAPABILITY_HIGH_PRI_Q) && |
| 1667 | (ioc->facts.MsgVersion >= MPI_VERSION_01_05)) |
| 1668 | mpt_put_msg_frame_hi_pri(ioc->TaskCtx, ioc, mf); |
Prakash, Sathya | 7a195f4 | 2007-08-14 16:08:40 +0530 | [diff] [blame] | 1669 | else { |
Eric Moore | e80b002 | 2007-09-14 18:49:03 -0600 | [diff] [blame] | 1670 | retval = mpt_send_handshake_request(ioc->TaskCtx, ioc, |
Prakash, Sathya | 7a195f4 | 2007-08-14 16:08:40 +0530 | [diff] [blame] | 1671 | sizeof(SCSITaskMgmt_t), (u32*)pScsiTm, CAN_SLEEP); |
| 1672 | if (retval) { |
Kashyap, Desai | 1ba9ab2 | 2009-05-29 16:44:48 +0530 | [diff] [blame] | 1673 | dfailprintk(ioc, printk(MYIOC_s_ERR_FMT |
| 1674 | "TaskMgmt handshake FAILED!(mf=%p, rc=%d) \n", |
| 1675 | ioc->name, mf, retval)); |
| 1676 | mpt_free_msg_frame(ioc, mf); |
| 1677 | mpt_clear_taskmgmt_in_progress_flag(ioc); |
| 1678 | goto out; |
Prakash, Sathya | 7a195f4 | 2007-08-14 16:08:40 +0530 | [diff] [blame] | 1679 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1680 | } |
| 1681 | |
Kashyap, Desai | 1ba9ab2 | 2009-05-29 16:44:48 +0530 | [diff] [blame] | 1682 | timeleft = wait_for_completion_timeout(&ioc->taskmgmt_cmds.done, |
| 1683 | timeout*HZ); |
| 1684 | if (!(ioc->taskmgmt_cmds.status & MPT_MGMT_STATUS_COMMAND_GOOD)) { |
| 1685 | retval = FAILED; |
| 1686 | dtmprintk(ioc, printk(MYIOC_s_ERR_FMT |
| 1687 | "TaskMgmt TIMED OUT!(mf=%p)\n", ioc->name, mf)); |
| 1688 | mpt_clear_taskmgmt_in_progress_flag(ioc); |
| 1689 | if (ioc->taskmgmt_cmds.status & MPT_MGMT_STATUS_DID_IOCRESET) |
| 1690 | goto out; |
| 1691 | issue_hard_reset = 1; |
| 1692 | goto out; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1693 | } |
| 1694 | |
Kashyap, Desai | 1ba9ab2 | 2009-05-29 16:44:48 +0530 | [diff] [blame] | 1695 | retval = mptscsih_taskmgmt_reply(ioc, type, |
| 1696 | (SCSITaskMgmtReply_t *) ioc->taskmgmt_cmds.reply); |
Eric Moore | cd2c619 | 2007-01-29 09:47:47 -0700 | [diff] [blame] | 1697 | |
Kashyap, Desai | 1ba9ab2 | 2009-05-29 16:44:48 +0530 | [diff] [blame] | 1698 | dtmprintk(ioc, printk(MYIOC_s_DEBUG_FMT |
| 1699 | "TaskMgmt completed (%d seconds)\n", |
| 1700 | ioc->name, jiffies_to_msecs(jiffies - time_count)/1000)); |
| 1701 | |
| 1702 | out: |
| 1703 | |
| 1704 | CLEAR_MGMT_STATUS(ioc->taskmgmt_cmds.status) |
| 1705 | if (issue_hard_reset) { |
| 1706 | printk(MYIOC_s_WARN_FMT "Issuing Reset from %s!!\n", |
| 1707 | ioc->name, __func__); |
| 1708 | retval = mpt_HardResetHandler(ioc, CAN_SLEEP); |
| 1709 | mpt_free_msg_frame(ioc, mf); |
| 1710 | } |
| 1711 | |
| 1712 | retval = (retval == 0) ? 0 : FAILED; |
| 1713 | mutex_unlock(&ioc->taskmgmt_cmds.mutex); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1714 | return retval; |
| 1715 | } |
Kashyap, Desai | 1ba9ab2 | 2009-05-29 16:44:48 +0530 | [diff] [blame] | 1716 | EXPORT_SYMBOL(mptscsih_IssueTaskMgmt); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1717 | |
Christoph Hellwig | d66c7a0 | 2006-01-17 13:43:14 +0000 | [diff] [blame] | 1718 | static int |
| 1719 | mptscsih_get_tm_timeout(MPT_ADAPTER *ioc) |
| 1720 | { |
| 1721 | switch (ioc->bus_type) { |
| 1722 | case FC: |
| 1723 | return 40; |
| 1724 | case SAS: |
Christoph Hellwig | d66c7a0 | 2006-01-17 13:43:14 +0000 | [diff] [blame] | 1725 | case SPI: |
| 1726 | default: |
Bernd Schubert | 22ab019 | 2008-09-23 15:28:58 +0200 | [diff] [blame] | 1727 | return 10; |
Christoph Hellwig | d66c7a0 | 2006-01-17 13:43:14 +0000 | [diff] [blame] | 1728 | } |
| 1729 | } |
| 1730 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1731 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ |
| 1732 | /** |
| 1733 | * mptscsih_abort - Abort linux scsi_cmnd routine, new_eh variant |
| 1734 | * @SCpnt: Pointer to scsi_cmnd structure, IO to be aborted |
| 1735 | * |
| 1736 | * (linux scsi_host_template.eh_abort_handler routine) |
| 1737 | * |
| 1738 | * Returns SUCCESS or FAILED. |
Eric Moore | cd2c619 | 2007-01-29 09:47:47 -0700 | [diff] [blame] | 1739 | **/ |
Moore, Eric Dean | 0d0c797 | 2005-04-22 18:02:09 -0400 | [diff] [blame] | 1740 | int |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1741 | mptscsih_abort(struct scsi_cmnd * SCpnt) |
| 1742 | { |
| 1743 | MPT_SCSI_HOST *hd; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1744 | MPT_FRAME_HDR *mf; |
| 1745 | u32 ctx2abort; |
| 1746 | int scpnt_idx; |
Moore, Eric Dean | 466544d | 2005-09-14 18:09:10 -0600 | [diff] [blame] | 1747 | int retval; |
Eric Moore | 958d4a3 | 2007-06-15 17:24:14 -0600 | [diff] [blame] | 1748 | VirtDevice *vdevice; |
Eric Moore | 3dc0b03 | 2006-07-11 17:32:33 -0600 | [diff] [blame] | 1749 | ulong sn = SCpnt->serial_number; |
Eric Moore | 958d4a3 | 2007-06-15 17:24:14 -0600 | [diff] [blame] | 1750 | MPT_ADAPTER *ioc; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1751 | |
| 1752 | /* If we can't locate our host adapter structure, return FAILED status. |
| 1753 | */ |
Eric Moore | e7eae9f | 2007-09-29 10:15:59 -0600 | [diff] [blame] | 1754 | if ((hd = shost_priv(SCpnt->device->host)) == NULL) { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1755 | SCpnt->result = DID_RESET << 16; |
| 1756 | SCpnt->scsi_done(SCpnt); |
Eric Moore | 29dd360 | 2007-09-14 18:46:51 -0600 | [diff] [blame] | 1757 | printk(KERN_ERR MYNAM ": task abort: " |
| 1758 | "can't locate host! (sc=%p)\n", SCpnt); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1759 | return FAILED; |
| 1760 | } |
| 1761 | |
Eric Moore | 958d4a3 | 2007-06-15 17:24:14 -0600 | [diff] [blame] | 1762 | ioc = hd->ioc; |
| 1763 | printk(MYIOC_s_INFO_FMT "attempting task abort! (sc=%p)\n", |
| 1764 | ioc->name, SCpnt); |
| 1765 | scsi_print_command(SCpnt); |
| 1766 | |
| 1767 | vdevice = SCpnt->device->hostdata; |
| 1768 | if (!vdevice || !vdevice->vtarget) { |
Eric Moore | 29dd360 | 2007-09-14 18:46:51 -0600 | [diff] [blame] | 1769 | dtmprintk(ioc, printk(MYIOC_s_DEBUG_FMT |
| 1770 | "task abort: device has been deleted (sc=%p)\n", |
| 1771 | ioc->name, SCpnt)); |
Eric Moore | 958d4a3 | 2007-06-15 17:24:14 -0600 | [diff] [blame] | 1772 | SCpnt->result = DID_NO_CONNECT << 16; |
| 1773 | SCpnt->scsi_done(SCpnt); |
| 1774 | retval = 0; |
| 1775 | goto out; |
| 1776 | } |
| 1777 | |
Eric Moore | cc78d30 | 2007-06-15 17:27:21 -0600 | [diff] [blame] | 1778 | /* Task aborts are not supported for hidden raid components. |
| 1779 | */ |
| 1780 | if (vdevice->vtarget->tflags & MPT_TARGET_FLAGS_RAID_COMPONENT) { |
Eric Moore | 29dd360 | 2007-09-14 18:46:51 -0600 | [diff] [blame] | 1781 | dtmprintk(ioc, printk(MYIOC_s_DEBUG_FMT |
| 1782 | "task abort: hidden raid component (sc=%p)\n", |
| 1783 | ioc->name, SCpnt)); |
Eric Moore | cc78d30 | 2007-06-15 17:27:21 -0600 | [diff] [blame] | 1784 | SCpnt->result = DID_RESET << 16; |
| 1785 | retval = FAILED; |
| 1786 | goto out; |
| 1787 | } |
| 1788 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1789 | /* Find this command |
| 1790 | */ |
Eric Moore | e820638 | 2007-09-29 10:16:53 -0600 | [diff] [blame] | 1791 | if ((scpnt_idx = SCPNT_TO_LOOKUP_IDX(ioc, SCpnt)) < 0) { |
Moore, Eric Dean | 466544d | 2005-09-14 18:09:10 -0600 | [diff] [blame] | 1792 | /* Cmd not found in ScsiLookup. |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1793 | * Do OS callback. |
| 1794 | */ |
| 1795 | SCpnt->result = DID_RESET << 16; |
Eric Moore | 29dd360 | 2007-09-14 18:46:51 -0600 | [diff] [blame] | 1796 | dtmprintk(ioc, printk(MYIOC_s_DEBUG_FMT "task abort: " |
Eric Moore | 958d4a3 | 2007-06-15 17:24:14 -0600 | [diff] [blame] | 1797 | "Command not in the active list! (sc=%p)\n", ioc->name, |
| 1798 | SCpnt)); |
| 1799 | retval = 0; |
| 1800 | goto out; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1801 | } |
| 1802 | |
Kashyap, Desai | 2f18786 | 2009-05-29 16:52:37 +0530 | [diff] [blame] | 1803 | if (ioc->timeouts < -1) |
| 1804 | ioc->timeouts++; |
Moore, Eric | 65207fe | 2006-04-21 16:14:35 -0600 | [diff] [blame] | 1805 | |
Kashyap, Desai | 2f4c782 | 2009-01-06 15:03:37 +0530 | [diff] [blame] | 1806 | if (mpt_fwfault_debug) |
| 1807 | mpt_halt_firmware(ioc); |
| 1808 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1809 | /* Most important! Set TaskMsgContext to SCpnt's MsgContext! |
| 1810 | * (the IO to be ABORT'd) |
| 1811 | * |
| 1812 | * NOTE: Since we do not byteswap MsgContext, we do not |
| 1813 | * swap it here either. It is an opaque cookie to |
| 1814 | * the controller, so it does not matter. -DaveM |
| 1815 | */ |
Eric Moore | e80b002 | 2007-09-14 18:49:03 -0600 | [diff] [blame] | 1816 | mf = MPT_INDEX_2_MFPTR(ioc, scpnt_idx); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1817 | ctx2abort = mf->u.frame.hwhdr.msgctxu.MsgContext; |
Kashyap, Desai | 1ba9ab2 | 2009-05-29 16:44:48 +0530 | [diff] [blame] | 1818 | retval = mptscsih_IssueTaskMgmt(hd, |
| 1819 | MPI_SCSITASKMGMT_TASKTYPE_ABORT_TASK, |
| 1820 | vdevice->vtarget->channel, |
| 1821 | vdevice->vtarget->id, vdevice->lun, |
| 1822 | ctx2abort, mptscsih_get_tm_timeout(ioc)); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1823 | |
Eric Moore | e820638 | 2007-09-29 10:16:53 -0600 | [diff] [blame] | 1824 | if (SCPNT_TO_LOOKUP_IDX(ioc, SCpnt) == scpnt_idx && |
Kashyap, Desai | 2f18786 | 2009-05-29 16:52:37 +0530 | [diff] [blame] | 1825 | SCpnt->serial_number == sn) { |
| 1826 | dtmprintk(ioc, printk(MYIOC_s_DEBUG_FMT |
| 1827 | "task abort: command still in active list! (sc=%p)\n", |
| 1828 | ioc->name, SCpnt)); |
Eric Moore | 3dc0b03 | 2006-07-11 17:32:33 -0600 | [diff] [blame] | 1829 | retval = FAILED; |
Kashyap, Desai | 2f18786 | 2009-05-29 16:52:37 +0530 | [diff] [blame] | 1830 | } else { |
| 1831 | dtmprintk(ioc, printk(MYIOC_s_DEBUG_FMT |
| 1832 | "task abort: command cleared from active list! (sc=%p)\n", |
| 1833 | ioc->name, SCpnt)); |
| 1834 | retval = SUCCESS; |
| 1835 | } |
Eric Moore | 3dc0b03 | 2006-07-11 17:32:33 -0600 | [diff] [blame] | 1836 | |
Eric Moore | 958d4a3 | 2007-06-15 17:24:14 -0600 | [diff] [blame] | 1837 | out: |
| 1838 | printk(MYIOC_s_INFO_FMT "task abort: %s (sc=%p)\n", |
Kashyap, Desai | 2f18786 | 2009-05-29 16:52:37 +0530 | [diff] [blame] | 1839 | ioc->name, ((retval == SUCCESS) ? "SUCCESS" : "FAILED"), SCpnt); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1840 | |
Kashyap, Desai | 2f18786 | 2009-05-29 16:52:37 +0530 | [diff] [blame] | 1841 | return retval; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1842 | } |
| 1843 | |
| 1844 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ |
| 1845 | /** |
| 1846 | * mptscsih_dev_reset - Perform a SCSI TARGET_RESET! new_eh variant |
| 1847 | * @SCpnt: Pointer to scsi_cmnd structure, IO which reset is due to |
| 1848 | * |
| 1849 | * (linux scsi_host_template.eh_dev_reset_handler routine) |
| 1850 | * |
| 1851 | * Returns SUCCESS or FAILED. |
Eric Moore | cd2c619 | 2007-01-29 09:47:47 -0700 | [diff] [blame] | 1852 | **/ |
Moore, Eric Dean | 0d0c797 | 2005-04-22 18:02:09 -0400 | [diff] [blame] | 1853 | int |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1854 | mptscsih_dev_reset(struct scsi_cmnd * SCpnt) |
| 1855 | { |
| 1856 | MPT_SCSI_HOST *hd; |
Moore, Eric Dean | 466544d | 2005-09-14 18:09:10 -0600 | [diff] [blame] | 1857 | int retval; |
Eric Moore | 958d4a3 | 2007-06-15 17:24:14 -0600 | [diff] [blame] | 1858 | VirtDevice *vdevice; |
| 1859 | MPT_ADAPTER *ioc; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1860 | |
| 1861 | /* If we can't locate our host adapter structure, return FAILED status. |
| 1862 | */ |
Eric Moore | e7eae9f | 2007-09-29 10:15:59 -0600 | [diff] [blame] | 1863 | if ((hd = shost_priv(SCpnt->device->host)) == NULL){ |
Eric Moore | 29dd360 | 2007-09-14 18:46:51 -0600 | [diff] [blame] | 1864 | printk(KERN_ERR MYNAM ": target reset: " |
| 1865 | "Can't locate host! (sc=%p)\n", SCpnt); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1866 | return FAILED; |
| 1867 | } |
| 1868 | |
Eric Moore | 958d4a3 | 2007-06-15 17:24:14 -0600 | [diff] [blame] | 1869 | ioc = hd->ioc; |
| 1870 | printk(MYIOC_s_INFO_FMT "attempting target reset! (sc=%p)\n", |
| 1871 | ioc->name, SCpnt); |
Moore, Eric Dean | 466544d | 2005-09-14 18:09:10 -0600 | [diff] [blame] | 1872 | scsi_print_command(SCpnt); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1873 | |
Eric Moore | 958d4a3 | 2007-06-15 17:24:14 -0600 | [diff] [blame] | 1874 | vdevice = SCpnt->device->hostdata; |
| 1875 | if (!vdevice || !vdevice->vtarget) { |
Kashyap, Desai | 2f18786 | 2009-05-29 16:52:37 +0530 | [diff] [blame] | 1876 | retval = SUCCESS; |
Eric Moore | 958d4a3 | 2007-06-15 17:24:14 -0600 | [diff] [blame] | 1877 | goto out; |
| 1878 | } |
| 1879 | |
Eric Moore | cc78d30 | 2007-06-15 17:27:21 -0600 | [diff] [blame] | 1880 | /* Target reset to hidden raid component is not supported |
| 1881 | */ |
| 1882 | if (vdevice->vtarget->tflags & MPT_TARGET_FLAGS_RAID_COMPONENT) { |
| 1883 | retval = FAILED; |
| 1884 | goto out; |
| 1885 | } |
| 1886 | |
Kashyap, Desai | 1ba9ab2 | 2009-05-29 16:44:48 +0530 | [diff] [blame] | 1887 | retval = mptscsih_IssueTaskMgmt(hd, |
| 1888 | MPI_SCSITASKMGMT_TASKTYPE_TARGET_RESET, |
| 1889 | vdevice->vtarget->channel, |
| 1890 | vdevice->vtarget->id, 0, 0, |
| 1891 | mptscsih_get_tm_timeout(ioc)); |
Eric Moore | 958d4a3 | 2007-06-15 17:24:14 -0600 | [diff] [blame] | 1892 | |
| 1893 | out: |
| 1894 | printk (MYIOC_s_INFO_FMT "target reset: %s (sc=%p)\n", |
| 1895 | ioc->name, ((retval == 0) ? "SUCCESS" : "FAILED" ), SCpnt); |
Moore, Eric Dean | 466544d | 2005-09-14 18:09:10 -0600 | [diff] [blame] | 1896 | |
| 1897 | if (retval == 0) |
| 1898 | return SUCCESS; |
Eric Moore | cd2c619 | 2007-01-29 09:47:47 -0700 | [diff] [blame] | 1899 | else |
| 1900 | return FAILED; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1901 | } |
| 1902 | |
Eric Moore | cd2c619 | 2007-01-29 09:47:47 -0700 | [diff] [blame] | 1903 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1904 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ |
| 1905 | /** |
| 1906 | * mptscsih_bus_reset - Perform a SCSI BUS_RESET! new_eh variant |
| 1907 | * @SCpnt: Pointer to scsi_cmnd structure, IO which reset is due to |
| 1908 | * |
| 1909 | * (linux scsi_host_template.eh_bus_reset_handler routine) |
| 1910 | * |
| 1911 | * Returns SUCCESS or FAILED. |
Eric Moore | cd2c619 | 2007-01-29 09:47:47 -0700 | [diff] [blame] | 1912 | **/ |
Moore, Eric Dean | 0d0c797 | 2005-04-22 18:02:09 -0400 | [diff] [blame] | 1913 | int |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1914 | mptscsih_bus_reset(struct scsi_cmnd * SCpnt) |
| 1915 | { |
| 1916 | MPT_SCSI_HOST *hd; |
Moore, Eric Dean | 466544d | 2005-09-14 18:09:10 -0600 | [diff] [blame] | 1917 | int retval; |
Eric Moore | a69de50 | 2007-09-14 18:48:19 -0600 | [diff] [blame] | 1918 | VirtDevice *vdevice; |
Eric Moore | 958d4a3 | 2007-06-15 17:24:14 -0600 | [diff] [blame] | 1919 | MPT_ADAPTER *ioc; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1920 | |
| 1921 | /* If we can't locate our host adapter structure, return FAILED status. |
| 1922 | */ |
Eric Moore | e7eae9f | 2007-09-29 10:15:59 -0600 | [diff] [blame] | 1923 | if ((hd = shost_priv(SCpnt->device->host)) == NULL){ |
Eric Moore | 29dd360 | 2007-09-14 18:46:51 -0600 | [diff] [blame] | 1924 | printk(KERN_ERR MYNAM ": bus reset: " |
| 1925 | "Can't locate host! (sc=%p)\n", SCpnt); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1926 | return FAILED; |
| 1927 | } |
| 1928 | |
Eric Moore | 958d4a3 | 2007-06-15 17:24:14 -0600 | [diff] [blame] | 1929 | ioc = hd->ioc; |
| 1930 | printk(MYIOC_s_INFO_FMT "attempting bus reset! (sc=%p)\n", |
| 1931 | ioc->name, SCpnt); |
Moore, Eric Dean | 466544d | 2005-09-14 18:09:10 -0600 | [diff] [blame] | 1932 | scsi_print_command(SCpnt); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1933 | |
Kashyap, Desai | 2f18786 | 2009-05-29 16:52:37 +0530 | [diff] [blame] | 1934 | if (ioc->timeouts < -1) |
| 1935 | ioc->timeouts++; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1936 | |
Eric Moore | a69de50 | 2007-09-14 18:48:19 -0600 | [diff] [blame] | 1937 | vdevice = SCpnt->device->hostdata; |
Kashyap, Desai | 2f18786 | 2009-05-29 16:52:37 +0530 | [diff] [blame] | 1938 | if (!vdevice || !vdevice->vtarget) |
| 1939 | return SUCCESS; |
Kashyap, Desai | 1ba9ab2 | 2009-05-29 16:44:48 +0530 | [diff] [blame] | 1940 | retval = mptscsih_IssueTaskMgmt(hd, |
| 1941 | MPI_SCSITASKMGMT_TASKTYPE_RESET_BUS, |
| 1942 | vdevice->vtarget->channel, 0, 0, 0, |
| 1943 | mptscsih_get_tm_timeout(ioc)); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1944 | |
Eric Moore | 958d4a3 | 2007-06-15 17:24:14 -0600 | [diff] [blame] | 1945 | printk(MYIOC_s_INFO_FMT "bus reset: %s (sc=%p)\n", |
| 1946 | ioc->name, ((retval == 0) ? "SUCCESS" : "FAILED" ), SCpnt); |
Moore, Eric Dean | 466544d | 2005-09-14 18:09:10 -0600 | [diff] [blame] | 1947 | |
| 1948 | if (retval == 0) |
| 1949 | return SUCCESS; |
Eric Moore | cd2c619 | 2007-01-29 09:47:47 -0700 | [diff] [blame] | 1950 | else |
| 1951 | return FAILED; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1952 | } |
| 1953 | |
| 1954 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ |
| 1955 | /** |
Randy Dunlap | d9489fb | 2006-12-06 20:38:43 -0800 | [diff] [blame] | 1956 | * mptscsih_host_reset - Perform a SCSI host adapter RESET (new_eh variant) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1957 | * @SCpnt: Pointer to scsi_cmnd structure, IO which reset is due to |
| 1958 | * |
| 1959 | * (linux scsi_host_template.eh_host_reset_handler routine) |
| 1960 | * |
| 1961 | * Returns SUCCESS or FAILED. |
| 1962 | */ |
Moore, Eric Dean | 0d0c797 | 2005-04-22 18:02:09 -0400 | [diff] [blame] | 1963 | int |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1964 | mptscsih_host_reset(struct scsi_cmnd *SCpnt) |
| 1965 | { |
| 1966 | MPT_SCSI_HOST * hd; |
Kashyap, Desai | 2f18786 | 2009-05-29 16:52:37 +0530 | [diff] [blame] | 1967 | int status = SUCCESS; |
Eric Moore | 958d4a3 | 2007-06-15 17:24:14 -0600 | [diff] [blame] | 1968 | MPT_ADAPTER *ioc; |
Kashyap, Desai | 2f18786 | 2009-05-29 16:52:37 +0530 | [diff] [blame] | 1969 | int retval; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1970 | |
| 1971 | /* If we can't locate the host to reset, then we failed. */ |
Eric Moore | e7eae9f | 2007-09-29 10:15:59 -0600 | [diff] [blame] | 1972 | if ((hd = shost_priv(SCpnt->device->host)) == NULL){ |
Eric Moore | 29dd360 | 2007-09-14 18:46:51 -0600 | [diff] [blame] | 1973 | printk(KERN_ERR MYNAM ": host reset: " |
| 1974 | "Can't locate host! (sc=%p)\n", SCpnt); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1975 | return FAILED; |
| 1976 | } |
| 1977 | |
James Bottomley | a6da74c | 2008-12-15 14:13:27 -0600 | [diff] [blame] | 1978 | /* make sure we have no outstanding commands at this stage */ |
| 1979 | mptscsih_flush_running_cmds(hd); |
| 1980 | |
Eric Moore | 958d4a3 | 2007-06-15 17:24:14 -0600 | [diff] [blame] | 1981 | ioc = hd->ioc; |
| 1982 | printk(MYIOC_s_INFO_FMT "attempting host reset! (sc=%p)\n", |
| 1983 | ioc->name, SCpnt); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1984 | |
| 1985 | /* If our attempts to reset the host failed, then return a failed |
| 1986 | * status. The host will be taken off line by the SCSI mid-layer. |
| 1987 | */ |
Kashyap, Desai | 2f18786 | 2009-05-29 16:52:37 +0530 | [diff] [blame] | 1988 | retval = mpt_HardResetHandler(ioc, CAN_SLEEP); |
| 1989 | if (retval < 0) |
| 1990 | status = FAILED; |
| 1991 | else |
| 1992 | status = SUCCESS; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1993 | |
Eric Moore | 958d4a3 | 2007-06-15 17:24:14 -0600 | [diff] [blame] | 1994 | printk(MYIOC_s_INFO_FMT "host reset: %s (sc=%p)\n", |
| 1995 | ioc->name, ((retval == 0) ? "SUCCESS" : "FAILED" ), SCpnt); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1996 | |
Kashyap, Desai | 2f18786 | 2009-05-29 16:52:37 +0530 | [diff] [blame] | 1997 | return status; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1998 | } |
| 1999 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2000 | static int |
Kashyap, Desai | 1ba9ab2 | 2009-05-29 16:44:48 +0530 | [diff] [blame] | 2001 | mptscsih_taskmgmt_reply(MPT_ADAPTER *ioc, u8 type, |
| 2002 | SCSITaskMgmtReply_t *pScsiTmReply) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2003 | { |
Kashyap, Desai | 1ba9ab2 | 2009-05-29 16:44:48 +0530 | [diff] [blame] | 2004 | u16 iocstatus; |
| 2005 | u32 termination_count; |
| 2006 | int retval; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2007 | |
Kashyap, Desai | 1ba9ab2 | 2009-05-29 16:44:48 +0530 | [diff] [blame] | 2008 | if (!(ioc->taskmgmt_cmds.status & MPT_MGMT_STATUS_RF_VALID)) { |
| 2009 | retval = FAILED; |
| 2010 | goto out; |
| 2011 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2012 | |
Kashyap, Desai | 1ba9ab2 | 2009-05-29 16:44:48 +0530 | [diff] [blame] | 2013 | DBG_DUMP_TM_REPLY_FRAME(ioc, (u32 *)pScsiTmReply); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2014 | |
Kashyap, Desai | 1ba9ab2 | 2009-05-29 16:44:48 +0530 | [diff] [blame] | 2015 | iocstatus = le16_to_cpu(pScsiTmReply->IOCStatus) & MPI_IOCSTATUS_MASK; |
| 2016 | termination_count = le32_to_cpu(pScsiTmReply->TerminationCount); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2017 | |
Kashyap, Desai | 1ba9ab2 | 2009-05-29 16:44:48 +0530 | [diff] [blame] | 2018 | dtmprintk(ioc, printk(MYIOC_s_DEBUG_FMT |
| 2019 | "TaskMgmt fw_channel = %d, fw_id = %d, task_type = 0x%02X,\n" |
| 2020 | "\tiocstatus = 0x%04X, loginfo = 0x%08X, response_code = 0x%02X,\n" |
| 2021 | "\tterm_cmnds = %d\n", ioc->name, pScsiTmReply->Bus, |
| 2022 | pScsiTmReply->TargetID, type, le16_to_cpu(pScsiTmReply->IOCStatus), |
| 2023 | le32_to_cpu(pScsiTmReply->IOCLogInfo), pScsiTmReply->ResponseCode, |
| 2024 | termination_count)); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2025 | |
Kashyap, Desai | 1ba9ab2 | 2009-05-29 16:44:48 +0530 | [diff] [blame] | 2026 | if (ioc->facts.MsgVersion >= MPI_VERSION_01_05 && |
| 2027 | pScsiTmReply->ResponseCode) |
| 2028 | mptscsih_taskmgmt_response_code(ioc, |
| 2029 | pScsiTmReply->ResponseCode); |
| 2030 | |
| 2031 | if (iocstatus == MPI_IOCSTATUS_SUCCESS) { |
| 2032 | retval = 0; |
| 2033 | goto out; |
| 2034 | } |
| 2035 | |
| 2036 | retval = FAILED; |
| 2037 | if (type == MPI_SCSITASKMGMT_TASKTYPE_ABORT_TASK) { |
| 2038 | if (termination_count == 1) |
| 2039 | retval = 0; |
| 2040 | goto out; |
| 2041 | } |
| 2042 | |
| 2043 | if (iocstatus == MPI_IOCSTATUS_SCSI_TASK_TERMINATED || |
| 2044 | iocstatus == MPI_IOCSTATUS_SCSI_IOC_TERMINATED) |
| 2045 | retval = 0; |
| 2046 | |
| 2047 | out: |
| 2048 | return retval; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2049 | } |
| 2050 | |
| 2051 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ |
Kashyap, Desai | e7deff3 | 2009-05-29 16:46:07 +0530 | [diff] [blame] | 2052 | void |
Moore, Eric | 9f63bb7 | 2006-01-16 18:53:26 -0700 | [diff] [blame] | 2053 | mptscsih_taskmgmt_response_code(MPT_ADAPTER *ioc, u8 response_code) |
| 2054 | { |
| 2055 | char *desc; |
| 2056 | |
| 2057 | switch (response_code) { |
| 2058 | case MPI_SCSITASKMGMT_RSP_TM_COMPLETE: |
| 2059 | desc = "The task completed."; |
| 2060 | break; |
| 2061 | case MPI_SCSITASKMGMT_RSP_INVALID_FRAME: |
| 2062 | desc = "The IOC received an invalid frame status."; |
| 2063 | break; |
| 2064 | case MPI_SCSITASKMGMT_RSP_TM_NOT_SUPPORTED: |
| 2065 | desc = "The task type is not supported."; |
| 2066 | break; |
| 2067 | case MPI_SCSITASKMGMT_RSP_TM_FAILED: |
| 2068 | desc = "The requested task failed."; |
| 2069 | break; |
| 2070 | case MPI_SCSITASKMGMT_RSP_TM_SUCCEEDED: |
| 2071 | desc = "The task completed successfully."; |
| 2072 | break; |
| 2073 | case MPI_SCSITASKMGMT_RSP_TM_INVALID_LUN: |
| 2074 | desc = "The LUN request is invalid."; |
| 2075 | break; |
| 2076 | case MPI_SCSITASKMGMT_RSP_IO_QUEUED_ON_IOC: |
| 2077 | desc = "The task is in the IOC queue and has not been sent to target."; |
| 2078 | break; |
| 2079 | default: |
| 2080 | desc = "unknown"; |
| 2081 | break; |
| 2082 | } |
| 2083 | printk(MYIOC_s_INFO_FMT "Response Code(0x%08x): F/W: %s\n", |
| 2084 | ioc->name, response_code, desc); |
| 2085 | } |
Kashyap, Desai | e7deff3 | 2009-05-29 16:46:07 +0530 | [diff] [blame] | 2086 | EXPORT_SYMBOL(mptscsih_taskmgmt_response_code); |
Moore, Eric | 9f63bb7 | 2006-01-16 18:53:26 -0700 | [diff] [blame] | 2087 | |
| 2088 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2089 | /** |
| 2090 | * mptscsih_taskmgmt_complete - Registered with Fusion MPT base driver |
| 2091 | * @ioc: Pointer to MPT_ADAPTER structure |
| 2092 | * @mf: Pointer to SCSI task mgmt request frame |
| 2093 | * @mr: Pointer to SCSI task mgmt reply frame |
| 2094 | * |
| 2095 | * This routine is called from mptbase.c::mpt_interrupt() at the completion |
| 2096 | * of any SCSI task management request. |
| 2097 | * This routine is registered with the MPT (base) driver at driver |
| 2098 | * load/init time via the mpt_register() API call. |
| 2099 | * |
| 2100 | * Returns 1 indicating alloc'd request frame ptr should be freed. |
Eric Moore | cd2c619 | 2007-01-29 09:47:47 -0700 | [diff] [blame] | 2101 | **/ |
Moore, Eric Dean | 0d0c797 | 2005-04-22 18:02:09 -0400 | [diff] [blame] | 2102 | int |
Kashyap, Desai | 1ba9ab2 | 2009-05-29 16:44:48 +0530 | [diff] [blame] | 2103 | mptscsih_taskmgmt_complete(MPT_ADAPTER *ioc, MPT_FRAME_HDR *mf, |
| 2104 | MPT_FRAME_HDR *mr) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2105 | { |
Kashyap, Desai | 1ba9ab2 | 2009-05-29 16:44:48 +0530 | [diff] [blame] | 2106 | dtmprintk(ioc, printk(MYIOC_s_DEBUG_FMT |
| 2107 | "TaskMgmt completed (mf=%p, mr=%p)\n", ioc->name, mf, mr)); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2108 | |
Kashyap, Desai | 1ba9ab2 | 2009-05-29 16:44:48 +0530 | [diff] [blame] | 2109 | ioc->taskmgmt_cmds.status |= MPT_MGMT_STATUS_COMMAND_GOOD; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2110 | |
Kashyap, Desai | 1ba9ab2 | 2009-05-29 16:44:48 +0530 | [diff] [blame] | 2111 | if (!mr) |
Eric Moore | cd2c619 | 2007-01-29 09:47:47 -0700 | [diff] [blame] | 2112 | goto out; |
Eric Moore | cd2c619 | 2007-01-29 09:47:47 -0700 | [diff] [blame] | 2113 | |
Kashyap, Desai | 1ba9ab2 | 2009-05-29 16:44:48 +0530 | [diff] [blame] | 2114 | ioc->taskmgmt_cmds.status |= MPT_MGMT_STATUS_RF_VALID; |
| 2115 | memcpy(ioc->taskmgmt_cmds.reply, mr, |
| 2116 | min(MPT_DEFAULT_FRAME_SIZE, 4 * mr->u.reply.MsgLength)); |
Eric Moore | cd2c619 | 2007-01-29 09:47:47 -0700 | [diff] [blame] | 2117 | out: |
Kashyap, Desai | 1ba9ab2 | 2009-05-29 16:44:48 +0530 | [diff] [blame] | 2118 | if (ioc->taskmgmt_cmds.status & MPT_MGMT_STATUS_PENDING) { |
| 2119 | mpt_clear_taskmgmt_in_progress_flag(ioc); |
| 2120 | ioc->taskmgmt_cmds.status &= ~MPT_MGMT_STATUS_PENDING; |
| 2121 | complete(&ioc->taskmgmt_cmds.done); |
| 2122 | return 1; |
| 2123 | } |
| 2124 | return 0; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2125 | } |
| 2126 | |
| 2127 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ |
| 2128 | /* |
| 2129 | * This is anyones guess quite frankly. |
| 2130 | */ |
Moore, Eric Dean | 0d0c797 | 2005-04-22 18:02:09 -0400 | [diff] [blame] | 2131 | int |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2132 | mptscsih_bios_param(struct scsi_device * sdev, struct block_device *bdev, |
| 2133 | sector_t capacity, int geom[]) |
| 2134 | { |
| 2135 | int heads; |
| 2136 | int sectors; |
| 2137 | sector_t cylinders; |
| 2138 | ulong dummy; |
| 2139 | |
| 2140 | heads = 64; |
| 2141 | sectors = 32; |
| 2142 | |
| 2143 | dummy = heads * sectors; |
| 2144 | cylinders = capacity; |
| 2145 | sector_div(cylinders,dummy); |
| 2146 | |
| 2147 | /* |
| 2148 | * Handle extended translation size for logical drives |
| 2149 | * > 1Gb |
| 2150 | */ |
| 2151 | if ((ulong)capacity >= 0x200000) { |
| 2152 | heads = 255; |
| 2153 | sectors = 63; |
| 2154 | dummy = heads * sectors; |
| 2155 | cylinders = capacity; |
| 2156 | sector_div(cylinders,dummy); |
| 2157 | } |
| 2158 | |
| 2159 | /* return result */ |
| 2160 | geom[0] = heads; |
| 2161 | geom[1] = sectors; |
| 2162 | geom[2] = cylinders; |
| 2163 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2164 | return 0; |
| 2165 | } |
| 2166 | |
Moore, Eric | f44e546 | 2006-03-14 09:14:21 -0700 | [diff] [blame] | 2167 | /* Search IOC page 3 to determine if this is hidden physical disk |
| 2168 | * |
| 2169 | */ |
| 2170 | int |
Eric Moore | 793955f | 2007-01-29 09:42:20 -0700 | [diff] [blame] | 2171 | mptscsih_is_phys_disk(MPT_ADAPTER *ioc, u8 channel, u8 id) |
Moore, Eric | f44e546 | 2006-03-14 09:14:21 -0700 | [diff] [blame] | 2172 | { |
Eric Moore | b506ade | 2007-01-29 09:45:37 -0700 | [diff] [blame] | 2173 | struct inactive_raid_component_info *component_info; |
Kashyap, Desai | a7938b0 | 2009-05-29 16:53:56 +0530 | [diff] [blame] | 2174 | int i, j; |
| 2175 | RaidPhysDiskPage1_t *phys_disk; |
Eric Moore | 793955f | 2007-01-29 09:42:20 -0700 | [diff] [blame] | 2176 | int rc = 0; |
Kashyap, Desai | a7938b0 | 2009-05-29 16:53:56 +0530 | [diff] [blame] | 2177 | int num_paths; |
Moore, Eric | f44e546 | 2006-03-14 09:14:21 -0700 | [diff] [blame] | 2178 | |
Eric Moore | 793955f | 2007-01-29 09:42:20 -0700 | [diff] [blame] | 2179 | if (!ioc->raid_data.pIocPg3) |
| 2180 | goto out; |
Moore, Eric | f44e546 | 2006-03-14 09:14:21 -0700 | [diff] [blame] | 2181 | for (i = 0; i < ioc->raid_data.pIocPg3->NumPhysDisks; i++) { |
Eric Moore | 793955f | 2007-01-29 09:42:20 -0700 | [diff] [blame] | 2182 | if ((id == ioc->raid_data.pIocPg3->PhysDisk[i].PhysDiskID) && |
| 2183 | (channel == ioc->raid_data.pIocPg3->PhysDisk[i].PhysDiskBus)) { |
| 2184 | rc = 1; |
| 2185 | goto out; |
| 2186 | } |
| 2187 | } |
| 2188 | |
Kashyap, Desai | a7938b0 | 2009-05-29 16:53:56 +0530 | [diff] [blame] | 2189 | if (ioc->bus_type != SAS) |
| 2190 | goto out; |
| 2191 | |
| 2192 | /* |
| 2193 | * Check if dual path |
| 2194 | */ |
| 2195 | for (i = 0; i < ioc->raid_data.pIocPg3->NumPhysDisks; i++) { |
| 2196 | num_paths = mpt_raid_phys_disk_get_num_paths(ioc, |
| 2197 | ioc->raid_data.pIocPg3->PhysDisk[i].PhysDiskNum); |
| 2198 | if (num_paths < 2) |
| 2199 | continue; |
| 2200 | phys_disk = kzalloc(offsetof(RaidPhysDiskPage1_t, Path) + |
| 2201 | (num_paths * sizeof(RAID_PHYS_DISK1_PATH)), GFP_KERNEL); |
| 2202 | if (!phys_disk) |
| 2203 | continue; |
| 2204 | if ((mpt_raid_phys_disk_pg1(ioc, |
| 2205 | ioc->raid_data.pIocPg3->PhysDisk[i].PhysDiskNum, |
| 2206 | phys_disk))) { |
| 2207 | kfree(phys_disk); |
| 2208 | continue; |
| 2209 | } |
| 2210 | for (j = 0; j < num_paths; j++) { |
| 2211 | if ((phys_disk->Path[j].Flags & |
| 2212 | MPI_RAID_PHYSDISK1_FLAG_INVALID)) |
| 2213 | continue; |
| 2214 | if ((phys_disk->Path[j].Flags & |
| 2215 | MPI_RAID_PHYSDISK1_FLAG_BROKEN)) |
| 2216 | continue; |
| 2217 | if ((id == phys_disk->Path[j].PhysDiskID) && |
| 2218 | (channel == phys_disk->Path[j].PhysDiskBus)) { |
| 2219 | rc = 1; |
| 2220 | kfree(phys_disk); |
| 2221 | goto out; |
| 2222 | } |
| 2223 | } |
| 2224 | kfree(phys_disk); |
| 2225 | } |
| 2226 | |
| 2227 | |
Eric Moore | b506ade | 2007-01-29 09:45:37 -0700 | [diff] [blame] | 2228 | /* |
| 2229 | * Check inactive list for matching phys disks |
| 2230 | */ |
| 2231 | if (list_empty(&ioc->raid_data.inactive_list)) |
| 2232 | goto out; |
| 2233 | |
Matthias Kaehlcke | ed5f606 | 2008-03-09 12:16:27 +0100 | [diff] [blame] | 2234 | mutex_lock(&ioc->raid_data.inactive_list_mutex); |
Eric Moore | b506ade | 2007-01-29 09:45:37 -0700 | [diff] [blame] | 2235 | list_for_each_entry(component_info, &ioc->raid_data.inactive_list, |
| 2236 | list) { |
| 2237 | if ((component_info->d.PhysDiskID == id) && |
| 2238 | (component_info->d.PhysDiskBus == channel)) |
| 2239 | rc = 1; |
| 2240 | } |
Matthias Kaehlcke | ed5f606 | 2008-03-09 12:16:27 +0100 | [diff] [blame] | 2241 | mutex_unlock(&ioc->raid_data.inactive_list_mutex); |
Eric Moore | b506ade | 2007-01-29 09:45:37 -0700 | [diff] [blame] | 2242 | |
Eric Moore | 793955f | 2007-01-29 09:42:20 -0700 | [diff] [blame] | 2243 | out: |
| 2244 | return rc; |
Moore, Eric | f44e546 | 2006-03-14 09:14:21 -0700 | [diff] [blame] | 2245 | } |
| 2246 | EXPORT_SYMBOL(mptscsih_is_phys_disk); |
| 2247 | |
Eric Moore | 793955f | 2007-01-29 09:42:20 -0700 | [diff] [blame] | 2248 | u8 |
| 2249 | mptscsih_raid_id_to_num(MPT_ADAPTER *ioc, u8 channel, u8 id) |
James Bottomley | c92f222 | 2006-03-01 09:02:49 -0600 | [diff] [blame] | 2250 | { |
Eric Moore | b506ade | 2007-01-29 09:45:37 -0700 | [diff] [blame] | 2251 | struct inactive_raid_component_info *component_info; |
Kashyap, Desai | a7938b0 | 2009-05-29 16:53:56 +0530 | [diff] [blame] | 2252 | int i, j; |
| 2253 | RaidPhysDiskPage1_t *phys_disk; |
Eric Moore | 793955f | 2007-01-29 09:42:20 -0700 | [diff] [blame] | 2254 | int rc = -ENXIO; |
Kashyap, Desai | a7938b0 | 2009-05-29 16:53:56 +0530 | [diff] [blame] | 2255 | int num_paths; |
James Bottomley | c92f222 | 2006-03-01 09:02:49 -0600 | [diff] [blame] | 2256 | |
Eric Moore | 793955f | 2007-01-29 09:42:20 -0700 | [diff] [blame] | 2257 | if (!ioc->raid_data.pIocPg3) |
| 2258 | goto out; |
| 2259 | for (i = 0; i < ioc->raid_data.pIocPg3->NumPhysDisks; i++) { |
| 2260 | if ((id == ioc->raid_data.pIocPg3->PhysDisk[i].PhysDiskID) && |
| 2261 | (channel == ioc->raid_data.pIocPg3->PhysDisk[i].PhysDiskBus)) { |
| 2262 | rc = ioc->raid_data.pIocPg3->PhysDisk[i].PhysDiskNum; |
| 2263 | goto out; |
Moore, Eric Dean | c7c8298 | 2005-11-16 18:54:25 -0700 | [diff] [blame] | 2264 | } |
| 2265 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2266 | |
Kashyap, Desai | a7938b0 | 2009-05-29 16:53:56 +0530 | [diff] [blame] | 2267 | if (ioc->bus_type != SAS) |
| 2268 | goto out; |
| 2269 | |
| 2270 | /* |
| 2271 | * Check if dual path |
| 2272 | */ |
| 2273 | for (i = 0; i < ioc->raid_data.pIocPg3->NumPhysDisks; i++) { |
| 2274 | num_paths = mpt_raid_phys_disk_get_num_paths(ioc, |
| 2275 | ioc->raid_data.pIocPg3->PhysDisk[i].PhysDiskNum); |
| 2276 | if (num_paths < 2) |
| 2277 | continue; |
| 2278 | phys_disk = kzalloc(offsetof(RaidPhysDiskPage1_t, Path) + |
| 2279 | (num_paths * sizeof(RAID_PHYS_DISK1_PATH)), GFP_KERNEL); |
| 2280 | if (!phys_disk) |
| 2281 | continue; |
| 2282 | if ((mpt_raid_phys_disk_pg1(ioc, |
| 2283 | ioc->raid_data.pIocPg3->PhysDisk[i].PhysDiskNum, |
| 2284 | phys_disk))) { |
| 2285 | kfree(phys_disk); |
| 2286 | continue; |
| 2287 | } |
| 2288 | for (j = 0; j < num_paths; j++) { |
| 2289 | if ((phys_disk->Path[j].Flags & |
| 2290 | MPI_RAID_PHYSDISK1_FLAG_INVALID)) |
| 2291 | continue; |
| 2292 | if ((phys_disk->Path[j].Flags & |
| 2293 | MPI_RAID_PHYSDISK1_FLAG_BROKEN)) |
| 2294 | continue; |
| 2295 | if ((id == phys_disk->Path[j].PhysDiskID) && |
| 2296 | (channel == phys_disk->Path[j].PhysDiskBus)) { |
| 2297 | rc = phys_disk->PhysDiskNum; |
| 2298 | kfree(phys_disk); |
| 2299 | goto out; |
| 2300 | } |
| 2301 | } |
| 2302 | kfree(phys_disk); |
| 2303 | } |
| 2304 | |
Eric Moore | b506ade | 2007-01-29 09:45:37 -0700 | [diff] [blame] | 2305 | /* |
| 2306 | * Check inactive list for matching phys disks |
| 2307 | */ |
| 2308 | if (list_empty(&ioc->raid_data.inactive_list)) |
| 2309 | goto out; |
| 2310 | |
Matthias Kaehlcke | ed5f606 | 2008-03-09 12:16:27 +0100 | [diff] [blame] | 2311 | mutex_lock(&ioc->raid_data.inactive_list_mutex); |
Eric Moore | b506ade | 2007-01-29 09:45:37 -0700 | [diff] [blame] | 2312 | list_for_each_entry(component_info, &ioc->raid_data.inactive_list, |
| 2313 | list) { |
| 2314 | if ((component_info->d.PhysDiskID == id) && |
| 2315 | (component_info->d.PhysDiskBus == channel)) |
| 2316 | rc = component_info->d.PhysDiskNum; |
| 2317 | } |
Matthias Kaehlcke | ed5f606 | 2008-03-09 12:16:27 +0100 | [diff] [blame] | 2318 | mutex_unlock(&ioc->raid_data.inactive_list_mutex); |
Eric Moore | b506ade | 2007-01-29 09:45:37 -0700 | [diff] [blame] | 2319 | |
Eric Moore | 793955f | 2007-01-29 09:42:20 -0700 | [diff] [blame] | 2320 | out: |
| 2321 | return rc; |
Moore, Eric Dean | c7c8298 | 2005-11-16 18:54:25 -0700 | [diff] [blame] | 2322 | } |
Eric Moore | 793955f | 2007-01-29 09:42:20 -0700 | [diff] [blame] | 2323 | EXPORT_SYMBOL(mptscsih_raid_id_to_num); |
Moore, Eric Dean | c7c8298 | 2005-11-16 18:54:25 -0700 | [diff] [blame] | 2324 | |
| 2325 | /* |
| 2326 | * OS entry point to allow for host driver to free allocated memory |
| 2327 | * Called if no device present or device being unloaded |
| 2328 | */ |
| 2329 | void |
| 2330 | mptscsih_slave_destroy(struct scsi_device *sdev) |
| 2331 | { |
| 2332 | struct Scsi_Host *host = sdev->host; |
Eric Moore | e7eae9f | 2007-09-29 10:15:59 -0600 | [diff] [blame] | 2333 | MPT_SCSI_HOST *hd = shost_priv(host); |
Moore, Eric Dean | c7c8298 | 2005-11-16 18:54:25 -0700 | [diff] [blame] | 2334 | VirtTarget *vtarget; |
| 2335 | VirtDevice *vdevice; |
| 2336 | struct scsi_target *starget; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2337 | |
Moore, Eric Dean | c7c8298 | 2005-11-16 18:54:25 -0700 | [diff] [blame] | 2338 | starget = scsi_target(sdev); |
| 2339 | vtarget = starget->hostdata; |
| 2340 | vdevice = sdev->hostdata; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2341 | |
Moore, Eric Dean | c7c8298 | 2005-11-16 18:54:25 -0700 | [diff] [blame] | 2342 | mptscsih_search_running_cmds(hd, vdevice); |
Moore, Eric Dean | c7c8298 | 2005-11-16 18:54:25 -0700 | [diff] [blame] | 2343 | vtarget->num_luns--; |
Moore, Eric Dean | c7c8298 | 2005-11-16 18:54:25 -0700 | [diff] [blame] | 2344 | mptscsih_synchronize_cache(hd, vdevice); |
| 2345 | kfree(vdevice); |
| 2346 | sdev->hostdata = NULL; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2347 | } |
| 2348 | |
Moore, Eric Dean | 6e3815b | 2005-06-24 12:18:57 -0600 | [diff] [blame] | 2349 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ |
| 2350 | /* |
| 2351 | * mptscsih_change_queue_depth - This function will set a devices queue depth |
| 2352 | * @sdev: per scsi_device pointer |
| 2353 | * @qdepth: requested queue depth |
Mike Christie | e881a17 | 2009-10-15 17:46:39 -0700 | [diff] [blame^] | 2354 | * @reason: calling context |
Moore, Eric Dean | 6e3815b | 2005-06-24 12:18:57 -0600 | [diff] [blame] | 2355 | * |
| 2356 | * Adding support for new 'change_queue_depth' api. |
| 2357 | */ |
| 2358 | int |
Mike Christie | e881a17 | 2009-10-15 17:46:39 -0700 | [diff] [blame^] | 2359 | mptscsih_change_queue_depth(struct scsi_device *sdev, int qdepth, int reason) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2360 | { |
Eric Moore | e7eae9f | 2007-09-29 10:15:59 -0600 | [diff] [blame] | 2361 | MPT_SCSI_HOST *hd = shost_priv(sdev->host); |
Moore, Eric Dean | c7c8298 | 2005-11-16 18:54:25 -0700 | [diff] [blame] | 2362 | VirtTarget *vtarget; |
| 2363 | struct scsi_target *starget; |
| 2364 | int max_depth; |
| 2365 | int tagged; |
Eric Moore | e80b002 | 2007-09-14 18:49:03 -0600 | [diff] [blame] | 2366 | MPT_ADAPTER *ioc = hd->ioc; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2367 | |
Moore, Eric Dean | c7c8298 | 2005-11-16 18:54:25 -0700 | [diff] [blame] | 2368 | starget = scsi_target(sdev); |
| 2369 | vtarget = starget->hostdata; |
Moore, Eric Dean | 6e3815b | 2005-06-24 12:18:57 -0600 | [diff] [blame] | 2370 | |
Mike Christie | e881a17 | 2009-10-15 17:46:39 -0700 | [diff] [blame^] | 2371 | if (reason != SCSI_QDEPTH_DEFAULT) |
| 2372 | return -EOPNOTSUPP; |
| 2373 | |
Eric Moore | e80b002 | 2007-09-14 18:49:03 -0600 | [diff] [blame] | 2374 | if (ioc->bus_type == SPI) { |
James Bottomley | c92f222 | 2006-03-01 09:02:49 -0600 | [diff] [blame] | 2375 | if (!(vtarget->tflags & MPT_TARGET_FLAGS_Q_YES)) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2376 | max_depth = 1; |
James Bottomley | c92f222 | 2006-03-01 09:02:49 -0600 | [diff] [blame] | 2377 | else if (sdev->type == TYPE_DISK && |
| 2378 | vtarget->minSyncFactor <= MPT_ULTRA160) |
| 2379 | max_depth = MPT_SCSI_CMD_PER_DEV_HIGH; |
| 2380 | else |
| 2381 | max_depth = MPT_SCSI_CMD_PER_DEV_LOW; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2382 | } else |
Kashyap, Desai | 79a3ec1 | 2009-08-05 12:52:58 +0530 | [diff] [blame] | 2383 | max_depth = ioc->sh->can_queue; |
| 2384 | |
| 2385 | if (!sdev->tagged_supported) |
| 2386 | max_depth = 1; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2387 | |
| 2388 | if (qdepth > max_depth) |
| 2389 | qdepth = max_depth; |
| 2390 | if (qdepth == 1) |
| 2391 | tagged = 0; |
| 2392 | else |
| 2393 | tagged = MSG_SIMPLE_TAG; |
| 2394 | |
Moore, Eric Dean | 6e3815b | 2005-06-24 12:18:57 -0600 | [diff] [blame] | 2395 | scsi_adjust_queue_depth(sdev, tagged, qdepth); |
| 2396 | return sdev->queue_depth; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2397 | } |
| 2398 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2399 | /* |
| 2400 | * OS entry point to adjust the queue_depths on a per-device basis. |
| 2401 | * Called once per device the bus scan. Use it to force the queue_depth |
| 2402 | * member to 1 if a device does not support Q tags. |
| 2403 | * Return non-zero if fails. |
| 2404 | */ |
Moore, Eric Dean | 0d0c797 | 2005-04-22 18:02:09 -0400 | [diff] [blame] | 2405 | int |
Moore, Eric Dean | c7c8298 | 2005-11-16 18:54:25 -0700 | [diff] [blame] | 2406 | mptscsih_slave_configure(struct scsi_device *sdev) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2407 | { |
Moore, Eric Dean | c7c8298 | 2005-11-16 18:54:25 -0700 | [diff] [blame] | 2408 | struct Scsi_Host *sh = sdev->host; |
| 2409 | VirtTarget *vtarget; |
| 2410 | VirtDevice *vdevice; |
| 2411 | struct scsi_target *starget; |
Eric Moore | e7eae9f | 2007-09-29 10:15:59 -0600 | [diff] [blame] | 2412 | MPT_SCSI_HOST *hd = shost_priv(sh); |
Eric Moore | e80b002 | 2007-09-14 18:49:03 -0600 | [diff] [blame] | 2413 | MPT_ADAPTER *ioc = hd->ioc; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2414 | |
Moore, Eric Dean | c7c8298 | 2005-11-16 18:54:25 -0700 | [diff] [blame] | 2415 | starget = scsi_target(sdev); |
| 2416 | vtarget = starget->hostdata; |
| 2417 | vdevice = sdev->hostdata; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2418 | |
Eric Moore | e80b002 | 2007-09-14 18:49:03 -0600 | [diff] [blame] | 2419 | dsprintk(ioc, printk(MYIOC_s_DEBUG_FMT |
Eric Moore | 793955f | 2007-01-29 09:42:20 -0700 | [diff] [blame] | 2420 | "device @ %p, channel=%d, id=%d, lun=%d\n", |
Eric Moore | e80b002 | 2007-09-14 18:49:03 -0600 | [diff] [blame] | 2421 | ioc->name, sdev, sdev->channel, sdev->id, sdev->lun)); |
| 2422 | if (ioc->bus_type == SPI) |
| 2423 | dsprintk(ioc, printk(MYIOC_s_DEBUG_FMT |
Moore, Eric Dean | c7c8298 | 2005-11-16 18:54:25 -0700 | [diff] [blame] | 2424 | "sdtr %d wdtr %d ppr %d inq length=%d\n", |
Eric Moore | e80b002 | 2007-09-14 18:49:03 -0600 | [diff] [blame] | 2425 | ioc->name, sdev->sdtr, sdev->wdtr, |
Moore, Eric Dean | c7c8298 | 2005-11-16 18:54:25 -0700 | [diff] [blame] | 2426 | sdev->ppr, sdev->inquiry_len)); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2427 | |
Eric Moore | 793955f | 2007-01-29 09:42:20 -0700 | [diff] [blame] | 2428 | vdevice->configured_lun = 1; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2429 | |
Eric Moore | e80b002 | 2007-09-14 18:49:03 -0600 | [diff] [blame] | 2430 | dsprintk(ioc, printk(MYIOC_s_DEBUG_FMT |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2431 | "Queue depth=%d, tflags=%x\n", |
Eric Moore | e80b002 | 2007-09-14 18:49:03 -0600 | [diff] [blame] | 2432 | ioc->name, sdev->queue_depth, vtarget->tflags)); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2433 | |
Eric Moore | e80b002 | 2007-09-14 18:49:03 -0600 | [diff] [blame] | 2434 | if (ioc->bus_type == SPI) |
| 2435 | dsprintk(ioc, printk(MYIOC_s_DEBUG_FMT |
Moore, Eric Dean | c7c8298 | 2005-11-16 18:54:25 -0700 | [diff] [blame] | 2436 | "negoFlags=%x, maxOffset=%x, SyncFactor=%x\n", |
Eric Moore | e80b002 | 2007-09-14 18:49:03 -0600 | [diff] [blame] | 2437 | ioc->name, vtarget->negoFlags, vtarget->maxOffset, |
Moore, Eric Dean | c7c8298 | 2005-11-16 18:54:25 -0700 | [diff] [blame] | 2438 | vtarget->minSyncFactor)); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2439 | |
Mike Christie | e881a17 | 2009-10-15 17:46:39 -0700 | [diff] [blame^] | 2440 | mptscsih_change_queue_depth(sdev, MPT_SCSI_CMD_PER_DEV_HIGH, |
| 2441 | SCSI_QDEPTH_DEFAULT); |
Eric Moore | e80b002 | 2007-09-14 18:49:03 -0600 | [diff] [blame] | 2442 | dsprintk(ioc, printk(MYIOC_s_DEBUG_FMT |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2443 | "tagged %d, simple %d, ordered %d\n", |
Eric Moore | e80b002 | 2007-09-14 18:49:03 -0600 | [diff] [blame] | 2444 | ioc->name,sdev->tagged_supported, sdev->simple_tags, |
Moore, Eric Dean | c7c8298 | 2005-11-16 18:54:25 -0700 | [diff] [blame] | 2445 | sdev->ordered_tags)); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2446 | |
| 2447 | return 0; |
| 2448 | } |
| 2449 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2450 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ |
| 2451 | /* |
| 2452 | * Private routines... |
| 2453 | */ |
| 2454 | |
| 2455 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ |
| 2456 | /* Utility function to copy sense data from the scsi_cmnd buffer |
| 2457 | * to the FC and SCSI target structures. |
| 2458 | * |
| 2459 | */ |
| 2460 | static void |
Moore, Eric Dean | 0d0c797 | 2005-04-22 18:02:09 -0400 | [diff] [blame] | 2461 | mptscsih_copy_sense_data(struct scsi_cmnd *sc, MPT_SCSI_HOST *hd, MPT_FRAME_HDR *mf, SCSIIOReply_t *pScsiReply) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2462 | { |
Eric Moore | a69de50 | 2007-09-14 18:48:19 -0600 | [diff] [blame] | 2463 | VirtDevice *vdevice; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2464 | SCSIIORequest_t *pReq; |
| 2465 | u32 sense_count = le32_to_cpu(pScsiReply->SenseCount); |
Eric Moore | e80b002 | 2007-09-14 18:49:03 -0600 | [diff] [blame] | 2466 | MPT_ADAPTER *ioc = hd->ioc; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2467 | |
| 2468 | /* Get target structure |
| 2469 | */ |
| 2470 | pReq = (SCSIIORequest_t *) mf; |
Eric Moore | a69de50 | 2007-09-14 18:48:19 -0600 | [diff] [blame] | 2471 | vdevice = sc->device->hostdata; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2472 | |
| 2473 | if (sense_count) { |
| 2474 | u8 *sense_data; |
| 2475 | int req_index; |
| 2476 | |
| 2477 | /* Copy the sense received into the scsi command block. */ |
| 2478 | req_index = le16_to_cpu(mf->u.frame.hwhdr.msgctxu.fld.req_idx); |
Eric Moore | e80b002 | 2007-09-14 18:49:03 -0600 | [diff] [blame] | 2479 | sense_data = ((u8 *)ioc->sense_buf_pool + (req_index * MPT_SENSE_BUFFER_ALLOC)); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2480 | memcpy(sc->sense_buffer, sense_data, SNS_LEN(sc)); |
| 2481 | |
| 2482 | /* Log SMART data (asc = 0x5D, non-IM case only) if required. |
| 2483 | */ |
Eric Moore | e80b002 | 2007-09-14 18:49:03 -0600 | [diff] [blame] | 2484 | if ((ioc->events) && (ioc->eventTypes & (1 << MPI_EVENT_SCSI_DEVICE_STATUS_CHANGE))) { |
Eric Moore | a69de50 | 2007-09-14 18:48:19 -0600 | [diff] [blame] | 2485 | if ((sense_data[12] == 0x5D) && (vdevice->vtarget->raidVolume == 0)) { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2486 | int idx; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2487 | |
Moore, Eric | 5b5ef4f | 2006-02-02 17:19:40 -0700 | [diff] [blame] | 2488 | idx = ioc->eventContext % MPTCTL_EVENT_LOG_SIZE; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2489 | ioc->events[idx].event = MPI_EVENT_SCSI_DEVICE_STATUS_CHANGE; |
| 2490 | ioc->events[idx].eventContext = ioc->eventContext; |
| 2491 | |
Dave Jones | 3d9780b | 2007-05-21 20:59:47 -0400 | [diff] [blame] | 2492 | ioc->events[idx].data[0] = (pReq->LUN[1] << 24) | |
| 2493 | (MPI_EVENT_SCSI_DEV_STAT_RC_SMART_DATA << 16) | |
| 2494 | (sc->device->channel << 8) | sc->device->id; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2495 | |
Dave Jones | 3d9780b | 2007-05-21 20:59:47 -0400 | [diff] [blame] | 2496 | ioc->events[idx].data[1] = (sense_data[13] << 8) | sense_data[12]; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2497 | |
| 2498 | ioc->eventContext++; |
Eric Moore | e80b002 | 2007-09-14 18:49:03 -0600 | [diff] [blame] | 2499 | if (ioc->pcidev->vendor == |
Eric Moore | 786899b | 2006-07-11 17:22:22 -0600 | [diff] [blame] | 2500 | PCI_VENDOR_ID_IBM) { |
Eric Moore | e80b002 | 2007-09-14 18:49:03 -0600 | [diff] [blame] | 2501 | mptscsih_issue_sep_command(ioc, |
Eric Moore | a69de50 | 2007-09-14 18:48:19 -0600 | [diff] [blame] | 2502 | vdevice->vtarget, MPI_SEP_REQ_SLOTSTATUS_PREDICTED_FAULT); |
| 2503 | vdevice->vtarget->tflags |= |
Eric Moore | 786899b | 2006-07-11 17:22:22 -0600 | [diff] [blame] | 2504 | MPT_TARGET_FLAGS_LED_ON; |
| 2505 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2506 | } |
| 2507 | } |
| 2508 | } else { |
Eric Moore | e80b002 | 2007-09-14 18:49:03 -0600 | [diff] [blame] | 2509 | dprintk(ioc, printk(MYIOC_s_DEBUG_FMT "Hmmm... SenseData len=0! (?)\n", |
| 2510 | ioc->name)); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2511 | } |
| 2512 | } |
| 2513 | |
Kashyap, Desai | db7051b | 2009-05-29 16:56:59 +0530 | [diff] [blame] | 2514 | /** |
| 2515 | * mptscsih_get_scsi_lookup - retrieves scmd entry |
| 2516 | * @ioc: Pointer to MPT_ADAPTER structure |
| 2517 | * @i: index into the array |
| 2518 | * |
| 2519 | * Returns the scsi_cmd pointer |
| 2520 | */ |
| 2521 | struct scsi_cmnd * |
| 2522 | mptscsih_get_scsi_lookup(MPT_ADAPTER *ioc, int i) |
| 2523 | { |
| 2524 | unsigned long flags; |
| 2525 | struct scsi_cmnd *scmd; |
| 2526 | |
| 2527 | spin_lock_irqsave(&ioc->scsi_lookup_lock, flags); |
| 2528 | scmd = ioc->ScsiLookup[i]; |
| 2529 | spin_unlock_irqrestore(&ioc->scsi_lookup_lock, flags); |
| 2530 | |
| 2531 | return scmd; |
| 2532 | } |
| 2533 | EXPORT_SYMBOL(mptscsih_get_scsi_lookup); |
Eric Moore | e820638 | 2007-09-29 10:16:53 -0600 | [diff] [blame] | 2534 | |
| 2535 | /** |
James Bottomley | fc847ab | 2009-06-09 23:01:01 +0000 | [diff] [blame] | 2536 | * mptscsih_getclear_scsi_lookup - retrieves and clears scmd entry from ScsiLookup[] array list |
Kashyap, Desai | 2f18786 | 2009-05-29 16:52:37 +0530 | [diff] [blame] | 2537 | * @ioc: Pointer to MPT_ADAPTER structure |
| 2538 | * @i: index into the array |
| 2539 | * |
Randy Dunlap | 7105a38 | 2008-02-29 22:03:27 -0800 | [diff] [blame] | 2540 | * Returns the scsi_cmd pointer |
Kashyap, Desai | 2f18786 | 2009-05-29 16:52:37 +0530 | [diff] [blame] | 2541 | * |
Eric Moore | e820638 | 2007-09-29 10:16:53 -0600 | [diff] [blame] | 2542 | **/ |
| 2543 | static struct scsi_cmnd * |
| 2544 | mptscsih_getclear_scsi_lookup(MPT_ADAPTER *ioc, int i) |
| 2545 | { |
| 2546 | unsigned long flags; |
| 2547 | struct scsi_cmnd *scmd; |
| 2548 | |
| 2549 | spin_lock_irqsave(&ioc->scsi_lookup_lock, flags); |
| 2550 | scmd = ioc->ScsiLookup[i]; |
| 2551 | ioc->ScsiLookup[i] = NULL; |
| 2552 | spin_unlock_irqrestore(&ioc->scsi_lookup_lock, flags); |
| 2553 | |
| 2554 | return scmd; |
| 2555 | } |
| 2556 | |
| 2557 | /** |
| 2558 | * mptscsih_set_scsi_lookup |
| 2559 | * |
| 2560 | * writes a scmd entry into the ScsiLookup[] array list |
| 2561 | * |
| 2562 | * @ioc: Pointer to MPT_ADAPTER structure |
| 2563 | * @i: index into the array |
| 2564 | * @scmd: scsi_cmnd pointer |
| 2565 | * |
| 2566 | **/ |
| 2567 | static void |
| 2568 | mptscsih_set_scsi_lookup(MPT_ADAPTER *ioc, int i, struct scsi_cmnd *scmd) |
| 2569 | { |
| 2570 | unsigned long flags; |
| 2571 | |
| 2572 | spin_lock_irqsave(&ioc->scsi_lookup_lock, flags); |
| 2573 | ioc->ScsiLookup[i] = scmd; |
| 2574 | spin_unlock_irqrestore(&ioc->scsi_lookup_lock, flags); |
| 2575 | } |
| 2576 | |
| 2577 | /** |
Randy Dunlap | 23f9b75 | 2007-10-15 17:29:33 -0700 | [diff] [blame] | 2578 | * SCPNT_TO_LOOKUP_IDX - searches for a given scmd in the ScsiLookup[] array list |
Eric Moore | e820638 | 2007-09-29 10:16:53 -0600 | [diff] [blame] | 2579 | * @ioc: Pointer to MPT_ADAPTER structure |
Randy Dunlap | 23f9b75 | 2007-10-15 17:29:33 -0700 | [diff] [blame] | 2580 | * @sc: scsi_cmnd pointer |
| 2581 | */ |
Eric Moore | e820638 | 2007-09-29 10:16:53 -0600 | [diff] [blame] | 2582 | static int |
| 2583 | SCPNT_TO_LOOKUP_IDX(MPT_ADAPTER *ioc, struct scsi_cmnd *sc) |
| 2584 | { |
| 2585 | unsigned long flags; |
| 2586 | int i, index=-1; |
| 2587 | |
| 2588 | spin_lock_irqsave(&ioc->scsi_lookup_lock, flags); |
| 2589 | for (i = 0; i < ioc->req_depth; i++) { |
| 2590 | if (ioc->ScsiLookup[i] == sc) { |
| 2591 | index = i; |
| 2592 | goto out; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2593 | } |
| 2594 | } |
| 2595 | |
Eric Moore | e820638 | 2007-09-29 10:16:53 -0600 | [diff] [blame] | 2596 | out: |
| 2597 | spin_unlock_irqrestore(&ioc->scsi_lookup_lock, flags); |
| 2598 | return index; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2599 | } |
| 2600 | |
| 2601 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ |
Moore, Eric Dean | 0d0c797 | 2005-04-22 18:02:09 -0400 | [diff] [blame] | 2602 | int |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2603 | mptscsih_ioc_reset(MPT_ADAPTER *ioc, int reset_phase) |
| 2604 | { |
| 2605 | MPT_SCSI_HOST *hd; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2606 | |
Eric Moore | e7eae9f | 2007-09-29 10:15:59 -0600 | [diff] [blame] | 2607 | if (ioc->sh == NULL || shost_priv(ioc->sh) == NULL) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2608 | return 0; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2609 | |
Kashyap, Desai | 37c60f3 | 2009-05-29 16:44:06 +0530 | [diff] [blame] | 2610 | hd = shost_priv(ioc->sh); |
| 2611 | switch (reset_phase) { |
| 2612 | case MPT_IOC_SETUP_RESET: |
| 2613 | dtmprintk(ioc, printk(MYIOC_s_DEBUG_FMT |
| 2614 | "%s: MPT_IOC_SETUP_RESET\n", ioc->name, __func__)); |
Kashyap, Desai | 37c60f3 | 2009-05-29 16:44:06 +0530 | [diff] [blame] | 2615 | break; |
| 2616 | case MPT_IOC_PRE_RESET: |
| 2617 | dtmprintk(ioc, printk(MYIOC_s_DEBUG_FMT |
| 2618 | "%s: MPT_IOC_PRE_RESET\n", ioc->name, __func__)); |
Kashyap, Desai | 37c60f3 | 2009-05-29 16:44:06 +0530 | [diff] [blame] | 2619 | mptscsih_flush_running_cmds(hd); |
| 2620 | break; |
| 2621 | case MPT_IOC_POST_RESET: |
| 2622 | dtmprintk(ioc, printk(MYIOC_s_DEBUG_FMT |
| 2623 | "%s: MPT_IOC_POST_RESET\n", ioc->name, __func__)); |
| 2624 | if (ioc->internal_cmds.status & MPT_MGMT_STATUS_PENDING) { |
| 2625 | ioc->internal_cmds.status |= |
| 2626 | MPT_MGMT_STATUS_DID_IOCRESET; |
| 2627 | complete(&ioc->internal_cmds.done); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2628 | } |
Kashyap, Desai | 37c60f3 | 2009-05-29 16:44:06 +0530 | [diff] [blame] | 2629 | break; |
| 2630 | default: |
| 2631 | break; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2632 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2633 | return 1; /* currently means nothing really */ |
| 2634 | } |
| 2635 | |
| 2636 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ |
Moore, Eric Dean | 0d0c797 | 2005-04-22 18:02:09 -0400 | [diff] [blame] | 2637 | int |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2638 | mptscsih_event_process(MPT_ADAPTER *ioc, EventNotificationReply_t *pEvReply) |
| 2639 | { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2640 | u8 event = le32_to_cpu(pEvReply->Event) & 0xFF; |
| 2641 | |
Kashyap, Desai | 37c60f3 | 2009-05-29 16:44:06 +0530 | [diff] [blame] | 2642 | devtverboseprintk(ioc, printk(MYIOC_s_DEBUG_FMT |
| 2643 | "MPT event (=%02Xh) routed to SCSI host driver!\n", |
| 2644 | ioc->name, event)); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2645 | |
Kashyap, Desai | 2f18786 | 2009-05-29 16:52:37 +0530 | [diff] [blame] | 2646 | if ((event == MPI_EVENT_IOC_BUS_RESET || |
| 2647 | event == MPI_EVENT_EXT_BUS_RESET) && |
| 2648 | (ioc->bus_type == SPI) && (ioc->soft_resets < -1)) |
| 2649 | ioc->soft_resets++; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2650 | |
| 2651 | return 1; /* currently means nothing really */ |
| 2652 | } |
| 2653 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2654 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ |
| 2655 | /* |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2656 | * Bus Scan and Domain Validation functionality ... |
| 2657 | */ |
| 2658 | |
| 2659 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ |
| 2660 | /* |
| 2661 | * mptscsih_scandv_complete - Scan and DV callback routine registered |
| 2662 | * to Fustion MPT (base) driver. |
| 2663 | * |
| 2664 | * @ioc: Pointer to MPT_ADAPTER structure |
| 2665 | * @mf: Pointer to original MPT request frame |
| 2666 | * @mr: Pointer to MPT reply frame (NULL if TurboReply) |
| 2667 | * |
| 2668 | * This routine is called from mpt.c::mpt_interrupt() at the completion |
| 2669 | * of any SCSI IO request. |
| 2670 | * This routine is registered with the Fusion MPT (base) driver at driver |
| 2671 | * load/init time via the mpt_register() API call. |
| 2672 | * |
| 2673 | * Returns 1 indicating alloc'd request frame ptr should be freed. |
| 2674 | * |
| 2675 | * Remark: Sets a completion code and (possibly) saves sense data |
| 2676 | * in the IOC member localReply structure. |
| 2677 | * Used ONLY for DV and other internal commands. |
| 2678 | */ |
Moore, Eric Dean | 0d0c797 | 2005-04-22 18:02:09 -0400 | [diff] [blame] | 2679 | int |
Kashyap, Desai | 37c60f3 | 2009-05-29 16:44:06 +0530 | [diff] [blame] | 2680 | mptscsih_scandv_complete(MPT_ADAPTER *ioc, MPT_FRAME_HDR *req, |
| 2681 | MPT_FRAME_HDR *reply) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2682 | { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2683 | SCSIIORequest_t *pReq; |
Kashyap, Desai | 37c60f3 | 2009-05-29 16:44:06 +0530 | [diff] [blame] | 2684 | SCSIIOReply_t *pReply; |
| 2685 | u8 cmd; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2686 | u16 req_idx; |
Kashyap, Desai | 37c60f3 | 2009-05-29 16:44:06 +0530 | [diff] [blame] | 2687 | u8 *sense_data; |
| 2688 | int sz; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2689 | |
Kashyap, Desai | 37c60f3 | 2009-05-29 16:44:06 +0530 | [diff] [blame] | 2690 | ioc->internal_cmds.status |= MPT_MGMT_STATUS_COMMAND_GOOD; |
| 2691 | ioc->internal_cmds.completion_code = MPT_SCANDV_GOOD; |
| 2692 | if (!reply) |
| 2693 | goto out; |
Moore, Eric Dean | 0d0c797 | 2005-04-22 18:02:09 -0400 | [diff] [blame] | 2694 | |
Kashyap, Desai | 37c60f3 | 2009-05-29 16:44:06 +0530 | [diff] [blame] | 2695 | pReply = (SCSIIOReply_t *) reply; |
| 2696 | pReq = (SCSIIORequest_t *) req; |
| 2697 | ioc->internal_cmds.completion_code = |
| 2698 | mptscsih_get_completion_code(ioc, req, reply); |
| 2699 | ioc->internal_cmds.status |= MPT_MGMT_STATUS_RF_VALID; |
| 2700 | memcpy(ioc->internal_cmds.reply, reply, |
| 2701 | min(MPT_DEFAULT_FRAME_SIZE, 4 * reply->u.reply.MsgLength)); |
| 2702 | cmd = reply->u.hdr.Function; |
| 2703 | if (((cmd == MPI_FUNCTION_SCSI_IO_REQUEST) || |
| 2704 | (cmd == MPI_FUNCTION_RAID_SCSI_IO_PASSTHROUGH)) && |
| 2705 | (pReply->SCSIState & MPI_SCSI_STATE_AUTOSENSE_VALID)) { |
| 2706 | req_idx = le16_to_cpu(req->u.frame.hwhdr.msgctxu.fld.req_idx); |
| 2707 | sense_data = ((u8 *)ioc->sense_buf_pool + |
| 2708 | (req_idx * MPT_SENSE_BUFFER_ALLOC)); |
| 2709 | sz = min_t(int, pReq->SenseBufferLength, |
| 2710 | MPT_SENSE_BUFFER_ALLOC); |
| 2711 | memcpy(ioc->internal_cmds.sense, sense_data, sz); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2712 | } |
Kashyap, Desai | 37c60f3 | 2009-05-29 16:44:06 +0530 | [diff] [blame] | 2713 | out: |
| 2714 | if (!(ioc->internal_cmds.status & MPT_MGMT_STATUS_PENDING)) |
| 2715 | return 0; |
| 2716 | ioc->internal_cmds.status &= ~MPT_MGMT_STATUS_PENDING; |
| 2717 | complete(&ioc->internal_cmds.done); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2718 | return 1; |
| 2719 | } |
| 2720 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2721 | |
Kashyap, Desai | 37c60f3 | 2009-05-29 16:44:06 +0530 | [diff] [blame] | 2722 | /** |
| 2723 | * mptscsih_get_completion_code - |
| 2724 | * @ioc: Pointer to MPT_ADAPTER structure |
Randy Dunlap | 9cf46a3 | 2009-06-13 19:37:18 -0700 | [diff] [blame] | 2725 | * @req: Pointer to original MPT request frame |
| 2726 | * @reply: Pointer to MPT reply frame (NULL if TurboReply) |
Kashyap, Desai | 37c60f3 | 2009-05-29 16:44:06 +0530 | [diff] [blame] | 2727 | * |
| 2728 | **/ |
| 2729 | static int |
| 2730 | mptscsih_get_completion_code(MPT_ADAPTER *ioc, MPT_FRAME_HDR *req, |
| 2731 | MPT_FRAME_HDR *reply) |
| 2732 | { |
| 2733 | SCSIIOReply_t *pReply; |
| 2734 | MpiRaidActionReply_t *pr; |
| 2735 | u8 scsi_status; |
| 2736 | u16 status; |
| 2737 | int completion_code; |
| 2738 | |
| 2739 | pReply = (SCSIIOReply_t *)reply; |
| 2740 | status = le16_to_cpu(pReply->IOCStatus) & MPI_IOCSTATUS_MASK; |
| 2741 | scsi_status = pReply->SCSIStatus; |
| 2742 | |
| 2743 | devtprintk(ioc, printk(MYIOC_s_DEBUG_FMT |
| 2744 | "IOCStatus=%04xh, SCSIState=%02xh, SCSIStatus=%02xh," |
| 2745 | "IOCLogInfo=%08xh\n", ioc->name, status, pReply->SCSIState, |
| 2746 | scsi_status, le32_to_cpu(pReply->IOCLogInfo))); |
| 2747 | |
| 2748 | switch (status) { |
| 2749 | |
| 2750 | case MPI_IOCSTATUS_SCSI_DEVICE_NOT_THERE: /* 0x0043 */ |
| 2751 | completion_code = MPT_SCANDV_SELECTION_TIMEOUT; |
| 2752 | break; |
| 2753 | |
| 2754 | case MPI_IOCSTATUS_SCSI_IO_DATA_ERROR: /* 0x0046 */ |
| 2755 | case MPI_IOCSTATUS_SCSI_TASK_TERMINATED: /* 0x0048 */ |
| 2756 | case MPI_IOCSTATUS_SCSI_IOC_TERMINATED: /* 0x004B */ |
| 2757 | case MPI_IOCSTATUS_SCSI_EXT_TERMINATED: /* 0x004C */ |
| 2758 | completion_code = MPT_SCANDV_DID_RESET; |
| 2759 | break; |
| 2760 | |
| 2761 | case MPI_IOCSTATUS_BUSY: |
| 2762 | case MPI_IOCSTATUS_INSUFFICIENT_RESOURCES: |
| 2763 | completion_code = MPT_SCANDV_BUSY; |
| 2764 | break; |
| 2765 | |
| 2766 | case MPI_IOCSTATUS_SCSI_DATA_UNDERRUN: /* 0x0045 */ |
| 2767 | case MPI_IOCSTATUS_SCSI_RECOVERED_ERROR: /* 0x0040 */ |
| 2768 | case MPI_IOCSTATUS_SUCCESS: /* 0x0000 */ |
| 2769 | if (pReply->Function == MPI_FUNCTION_CONFIG) { |
| 2770 | completion_code = MPT_SCANDV_GOOD; |
| 2771 | } else if (pReply->Function == MPI_FUNCTION_RAID_ACTION) { |
| 2772 | pr = (MpiRaidActionReply_t *)reply; |
| 2773 | if (le16_to_cpu(pr->ActionStatus) == |
| 2774 | MPI_RAID_ACTION_ASTATUS_SUCCESS) |
| 2775 | completion_code = MPT_SCANDV_GOOD; |
| 2776 | else |
| 2777 | completion_code = MPT_SCANDV_SOME_ERROR; |
| 2778 | } else if (pReply->SCSIState & MPI_SCSI_STATE_AUTOSENSE_VALID) |
| 2779 | completion_code = MPT_SCANDV_SENSE; |
| 2780 | else if (pReply->SCSIState & MPI_SCSI_STATE_AUTOSENSE_FAILED) { |
| 2781 | if (req->u.scsireq.CDB[0] == INQUIRY) |
| 2782 | completion_code = MPT_SCANDV_ISSUE_SENSE; |
| 2783 | else |
| 2784 | completion_code = MPT_SCANDV_DID_RESET; |
| 2785 | } else if (pReply->SCSIState & MPI_SCSI_STATE_NO_SCSI_STATUS) |
| 2786 | completion_code = MPT_SCANDV_DID_RESET; |
| 2787 | else if (pReply->SCSIState & MPI_SCSI_STATE_TERMINATED) |
| 2788 | completion_code = MPT_SCANDV_DID_RESET; |
| 2789 | else if (scsi_status == MPI_SCSI_STATUS_BUSY) |
| 2790 | completion_code = MPT_SCANDV_BUSY; |
| 2791 | else |
| 2792 | completion_code = MPT_SCANDV_GOOD; |
| 2793 | break; |
| 2794 | |
| 2795 | case MPI_IOCSTATUS_SCSI_PROTOCOL_ERROR: /* 0x0047 */ |
| 2796 | if (pReply->SCSIState & MPI_SCSI_STATE_TERMINATED) |
| 2797 | completion_code = MPT_SCANDV_DID_RESET; |
| 2798 | else |
| 2799 | completion_code = MPT_SCANDV_SOME_ERROR; |
| 2800 | break; |
| 2801 | default: |
| 2802 | completion_code = MPT_SCANDV_SOME_ERROR; |
| 2803 | break; |
| 2804 | |
| 2805 | } /* switch(status) */ |
| 2806 | |
| 2807 | devtprintk(ioc, printk(MYIOC_s_DEBUG_FMT |
| 2808 | " completionCode set to %08xh\n", ioc->name, completion_code)); |
| 2809 | return completion_code; |
| 2810 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2811 | |
| 2812 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ |
| 2813 | /** |
| 2814 | * mptscsih_do_cmd - Do internal command. |
| 2815 | * @hd: MPT_SCSI_HOST pointer |
| 2816 | * @io: INTERNAL_CMD pointer. |
| 2817 | * |
| 2818 | * Issue the specified internally generated command and do command |
| 2819 | * specific cleanup. For bus scan / DV only. |
| 2820 | * NOTES: If command is Inquiry and status is good, |
| 2821 | * initialize a target structure, save the data |
| 2822 | * |
| 2823 | * Remark: Single threaded access only. |
| 2824 | * |
| 2825 | * Return: |
| 2826 | * < 0 if an illegal command or no resources |
| 2827 | * |
| 2828 | * 0 if good |
| 2829 | * |
| 2830 | * > 0 if command complete but some type of completion error. |
| 2831 | */ |
| 2832 | static int |
| 2833 | mptscsih_do_cmd(MPT_SCSI_HOST *hd, INTERNAL_CMD *io) |
| 2834 | { |
| 2835 | MPT_FRAME_HDR *mf; |
| 2836 | SCSIIORequest_t *pScsiReq; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2837 | int my_idx, ii, dir; |
Kashyap, Desai | 37c60f3 | 2009-05-29 16:44:06 +0530 | [diff] [blame] | 2838 | int timeout; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2839 | char cmdLen; |
| 2840 | char CDB[]={0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0}; |
Kashyap, Desai | 37c60f3 | 2009-05-29 16:44:06 +0530 | [diff] [blame] | 2841 | u8 cmd = io->cmd; |
| 2842 | MPT_ADAPTER *ioc = hd->ioc; |
| 2843 | int ret = 0; |
| 2844 | unsigned long timeleft; |
| 2845 | unsigned long flags; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2846 | |
Kashyap, Desai | 1ba9ab2 | 2009-05-29 16:44:48 +0530 | [diff] [blame] | 2847 | /* don't send internal command during diag reset */ |
| 2848 | spin_lock_irqsave(&ioc->taskmgmt_lock, flags); |
| 2849 | if (ioc->ioc_reset_in_progress) { |
| 2850 | spin_unlock_irqrestore(&ioc->taskmgmt_lock, flags); |
| 2851 | dfailprintk(ioc, printk(MYIOC_s_DEBUG_FMT |
| 2852 | "%s: busy with host reset\n", ioc->name, __func__)); |
| 2853 | return MPT_SCANDV_BUSY; |
| 2854 | } |
| 2855 | spin_unlock_irqrestore(&ioc->taskmgmt_lock, flags); |
| 2856 | |
Kashyap, Desai | 37c60f3 | 2009-05-29 16:44:06 +0530 | [diff] [blame] | 2857 | mutex_lock(&ioc->internal_cmds.mutex); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2858 | |
| 2859 | /* Set command specific information |
| 2860 | */ |
| 2861 | switch (cmd) { |
| 2862 | case INQUIRY: |
| 2863 | cmdLen = 6; |
| 2864 | dir = MPI_SCSIIO_CONTROL_READ; |
| 2865 | CDB[0] = cmd; |
| 2866 | CDB[4] = io->size; |
Kashyap, Desai | 37c60f3 | 2009-05-29 16:44:06 +0530 | [diff] [blame] | 2867 | timeout = 10; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2868 | break; |
| 2869 | |
| 2870 | case TEST_UNIT_READY: |
| 2871 | cmdLen = 6; |
| 2872 | dir = MPI_SCSIIO_CONTROL_READ; |
Kashyap, Desai | 37c60f3 | 2009-05-29 16:44:06 +0530 | [diff] [blame] | 2873 | timeout = 10; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2874 | break; |
| 2875 | |
| 2876 | case START_STOP: |
| 2877 | cmdLen = 6; |
| 2878 | dir = MPI_SCSIIO_CONTROL_READ; |
| 2879 | CDB[0] = cmd; |
| 2880 | CDB[4] = 1; /*Spin up the disk */ |
Kashyap, Desai | 37c60f3 | 2009-05-29 16:44:06 +0530 | [diff] [blame] | 2881 | timeout = 15; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2882 | break; |
| 2883 | |
| 2884 | case REQUEST_SENSE: |
| 2885 | cmdLen = 6; |
| 2886 | CDB[0] = cmd; |
| 2887 | CDB[4] = io->size; |
| 2888 | dir = MPI_SCSIIO_CONTROL_READ; |
Kashyap, Desai | 37c60f3 | 2009-05-29 16:44:06 +0530 | [diff] [blame] | 2889 | timeout = 10; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2890 | break; |
| 2891 | |
| 2892 | case READ_BUFFER: |
| 2893 | cmdLen = 10; |
| 2894 | dir = MPI_SCSIIO_CONTROL_READ; |
| 2895 | CDB[0] = cmd; |
| 2896 | if (io->flags & MPT_ICFLAG_ECHO) { |
| 2897 | CDB[1] = 0x0A; |
| 2898 | } else { |
| 2899 | CDB[1] = 0x02; |
| 2900 | } |
| 2901 | |
| 2902 | if (io->flags & MPT_ICFLAG_BUF_CAP) { |
| 2903 | CDB[1] |= 0x01; |
| 2904 | } |
| 2905 | CDB[6] = (io->size >> 16) & 0xFF; |
| 2906 | CDB[7] = (io->size >> 8) & 0xFF; |
| 2907 | CDB[8] = io->size & 0xFF; |
Kashyap, Desai | 37c60f3 | 2009-05-29 16:44:06 +0530 | [diff] [blame] | 2908 | timeout = 10; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2909 | break; |
| 2910 | |
| 2911 | case WRITE_BUFFER: |
| 2912 | cmdLen = 10; |
| 2913 | dir = MPI_SCSIIO_CONTROL_WRITE; |
| 2914 | CDB[0] = cmd; |
| 2915 | if (io->flags & MPT_ICFLAG_ECHO) { |
| 2916 | CDB[1] = 0x0A; |
| 2917 | } else { |
| 2918 | CDB[1] = 0x02; |
| 2919 | } |
| 2920 | CDB[6] = (io->size >> 16) & 0xFF; |
| 2921 | CDB[7] = (io->size >> 8) & 0xFF; |
| 2922 | CDB[8] = io->size & 0xFF; |
Kashyap, Desai | 37c60f3 | 2009-05-29 16:44:06 +0530 | [diff] [blame] | 2923 | timeout = 10; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2924 | break; |
| 2925 | |
| 2926 | case RESERVE: |
| 2927 | cmdLen = 6; |
| 2928 | dir = MPI_SCSIIO_CONTROL_READ; |
| 2929 | CDB[0] = cmd; |
Kashyap, Desai | 37c60f3 | 2009-05-29 16:44:06 +0530 | [diff] [blame] | 2930 | timeout = 10; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2931 | break; |
| 2932 | |
| 2933 | case RELEASE: |
| 2934 | cmdLen = 6; |
| 2935 | dir = MPI_SCSIIO_CONTROL_READ; |
| 2936 | CDB[0] = cmd; |
Kashyap, Desai | 37c60f3 | 2009-05-29 16:44:06 +0530 | [diff] [blame] | 2937 | timeout = 10; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2938 | break; |
| 2939 | |
| 2940 | case SYNCHRONIZE_CACHE: |
| 2941 | cmdLen = 10; |
| 2942 | dir = MPI_SCSIIO_CONTROL_READ; |
| 2943 | CDB[0] = cmd; |
| 2944 | // CDB[1] = 0x02; /* set immediate bit */ |
Kashyap, Desai | 37c60f3 | 2009-05-29 16:44:06 +0530 | [diff] [blame] | 2945 | timeout = 10; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2946 | break; |
| 2947 | |
| 2948 | default: |
| 2949 | /* Error Case */ |
Kashyap, Desai | 37c60f3 | 2009-05-29 16:44:06 +0530 | [diff] [blame] | 2950 | ret = -EFAULT; |
| 2951 | goto out; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2952 | } |
| 2953 | |
| 2954 | /* Get and Populate a free Frame |
Kashyap, Desai | 37c60f3 | 2009-05-29 16:44:06 +0530 | [diff] [blame] | 2955 | * MsgContext set in mpt_get_msg_frame call |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2956 | */ |
Eric Moore | e80b002 | 2007-09-14 18:49:03 -0600 | [diff] [blame] | 2957 | if ((mf = mpt_get_msg_frame(ioc->InternalCtx, ioc)) == NULL) { |
Kashyap, Desai | 37c60f3 | 2009-05-29 16:44:06 +0530 | [diff] [blame] | 2958 | dfailprintk(ioc, printk(MYIOC_s_WARN_FMT "%s: No msg frames!\n", |
| 2959 | ioc->name, __func__)); |
| 2960 | ret = MPT_SCANDV_BUSY; |
| 2961 | goto out; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2962 | } |
| 2963 | |
| 2964 | pScsiReq = (SCSIIORequest_t *) mf; |
| 2965 | |
| 2966 | /* Get the request index */ |
| 2967 | my_idx = le16_to_cpu(mf->u.frame.hwhdr.msgctxu.fld.req_idx); |
| 2968 | ADD_INDEX_LOG(my_idx); /* for debug */ |
| 2969 | |
| 2970 | if (io->flags & MPT_ICFLAG_PHYS_DISK) { |
| 2971 | pScsiReq->TargetID = io->physDiskNum; |
| 2972 | pScsiReq->Bus = 0; |
| 2973 | pScsiReq->ChainOffset = 0; |
| 2974 | pScsiReq->Function = MPI_FUNCTION_RAID_SCSI_IO_PASSTHROUGH; |
| 2975 | } else { |
| 2976 | pScsiReq->TargetID = io->id; |
Eric Moore | 793955f | 2007-01-29 09:42:20 -0700 | [diff] [blame] | 2977 | pScsiReq->Bus = io->channel; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2978 | pScsiReq->ChainOffset = 0; |
| 2979 | pScsiReq->Function = MPI_FUNCTION_SCSI_IO_REQUEST; |
| 2980 | } |
| 2981 | |
| 2982 | pScsiReq->CDBLength = cmdLen; |
| 2983 | pScsiReq->SenseBufferLength = MPT_SENSE_BUFFER_SIZE; |
| 2984 | |
| 2985 | pScsiReq->Reserved = 0; |
| 2986 | |
Kashyap, Desai | 14d0f0b | 2009-05-29 16:37:04 +0530 | [diff] [blame] | 2987 | pScsiReq->MsgFlags = mpt_msg_flags(ioc); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2988 | /* MsgContext set in mpt_get_msg_fram call */ |
| 2989 | |
Eric Moore | 793955f | 2007-01-29 09:42:20 -0700 | [diff] [blame] | 2990 | int_to_scsilun(io->lun, (struct scsi_lun *)pScsiReq->LUN); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2991 | |
| 2992 | if (io->flags & MPT_ICFLAG_TAGGED_CMD) |
| 2993 | pScsiReq->Control = cpu_to_le32(dir | MPI_SCSIIO_CONTROL_SIMPLEQ); |
| 2994 | else |
| 2995 | pScsiReq->Control = cpu_to_le32(dir | MPI_SCSIIO_CONTROL_UNTAGGED); |
| 2996 | |
| 2997 | if (cmd == REQUEST_SENSE) { |
| 2998 | pScsiReq->Control = cpu_to_le32(dir | MPI_SCSIIO_CONTROL_UNTAGGED); |
Kashyap, Desai | 37c60f3 | 2009-05-29 16:44:06 +0530 | [diff] [blame] | 2999 | devtprintk(ioc, printk(MYIOC_s_DEBUG_FMT |
| 3000 | "%s: Untagged! 0x%02x\n", ioc->name, __func__, cmd)); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3001 | } |
| 3002 | |
Kashyap, Desai | 37c60f3 | 2009-05-29 16:44:06 +0530 | [diff] [blame] | 3003 | for (ii = 0; ii < 16; ii++) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3004 | pScsiReq->CDB[ii] = CDB[ii]; |
| 3005 | |
| 3006 | pScsiReq->DataLength = cpu_to_le32(io->size); |
Eric Moore | e80b002 | 2007-09-14 18:49:03 -0600 | [diff] [blame] | 3007 | pScsiReq->SenseBufferLowAddr = cpu_to_le32(ioc->sense_buf_low_dma |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3008 | + (my_idx * MPT_SENSE_BUFFER_ALLOC)); |
| 3009 | |
Kashyap, Desai | 37c60f3 | 2009-05-29 16:44:06 +0530 | [diff] [blame] | 3010 | devtprintk(ioc, printk(MYIOC_s_DEBUG_FMT |
| 3011 | "%s: Sending Command 0x%02x for fw_channel=%d fw_id=%d lun=%d\n", |
| 3012 | ioc->name, __func__, cmd, io->channel, io->id, io->lun)); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3013 | |
Kashyap, Desai | 37c60f3 | 2009-05-29 16:44:06 +0530 | [diff] [blame] | 3014 | if (dir == MPI_SCSIIO_CONTROL_READ) |
Kashyap, Desai | 14d0f0b | 2009-05-29 16:37:04 +0530 | [diff] [blame] | 3015 | ioc->add_sge((char *) &pScsiReq->SGL, |
Kashyap, Desai | 37c60f3 | 2009-05-29 16:44:06 +0530 | [diff] [blame] | 3016 | MPT_SGE_FLAGS_SSIMPLE_READ | io->size, io->data_dma); |
| 3017 | else |
Kashyap, Desai | 14d0f0b | 2009-05-29 16:37:04 +0530 | [diff] [blame] | 3018 | ioc->add_sge((char *) &pScsiReq->SGL, |
Kashyap, Desai | 37c60f3 | 2009-05-29 16:44:06 +0530 | [diff] [blame] | 3019 | MPT_SGE_FLAGS_SSIMPLE_WRITE | io->size, io->data_dma); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3020 | |
Kashyap, Desai | 37c60f3 | 2009-05-29 16:44:06 +0530 | [diff] [blame] | 3021 | INITIALIZE_MGMT_STATUS(ioc->internal_cmds.status) |
Eric Moore | e80b002 | 2007-09-14 18:49:03 -0600 | [diff] [blame] | 3022 | mpt_put_msg_frame(ioc->InternalCtx, ioc, mf); |
Kashyap, Desai | 37c60f3 | 2009-05-29 16:44:06 +0530 | [diff] [blame] | 3023 | timeleft = wait_for_completion_timeout(&ioc->internal_cmds.done, |
| 3024 | timeout*HZ); |
| 3025 | if (!(ioc->internal_cmds.status & MPT_MGMT_STATUS_COMMAND_GOOD)) { |
| 3026 | ret = MPT_SCANDV_DID_RESET; |
| 3027 | dfailprintk(ioc, printk(MYIOC_s_DEBUG_FMT |
| 3028 | "%s: TIMED OUT for cmd=0x%02x\n", ioc->name, __func__, |
| 3029 | cmd)); |
| 3030 | if (ioc->internal_cmds.status & MPT_MGMT_STATUS_DID_IOCRESET) { |
| 3031 | mpt_free_msg_frame(ioc, mf); |
| 3032 | goto out; |
| 3033 | } |
| 3034 | if (!timeleft) { |
| 3035 | printk(MYIOC_s_WARN_FMT "Issuing Reset from %s!!\n", |
| 3036 | ioc->name, __func__); |
| 3037 | mpt_HardResetHandler(ioc, CAN_SLEEP); |
| 3038 | mpt_free_msg_frame(ioc, mf); |
| 3039 | } |
| 3040 | goto out; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3041 | } |
| 3042 | |
Kashyap, Desai | 37c60f3 | 2009-05-29 16:44:06 +0530 | [diff] [blame] | 3043 | ret = ioc->internal_cmds.completion_code; |
| 3044 | devtprintk(ioc, printk(MYIOC_s_DEBUG_FMT "%s: success, rc=0x%02x\n", |
| 3045 | ioc->name, __func__, ret)); |
| 3046 | |
| 3047 | out: |
| 3048 | CLEAR_MGMT_STATUS(ioc->internal_cmds.status) |
| 3049 | mutex_unlock(&ioc->internal_cmds.mutex); |
| 3050 | return ret; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3051 | } |
| 3052 | |
| 3053 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ |
| 3054 | /** |
Moore, Eric Dean | c7c8298 | 2005-11-16 18:54:25 -0700 | [diff] [blame] | 3055 | * mptscsih_synchronize_cache - Send SYNCHRONIZE_CACHE to all disks. |
| 3056 | * @hd: Pointer to a SCSI HOST structure |
Randy Dunlap | d9489fb | 2006-12-06 20:38:43 -0800 | [diff] [blame] | 3057 | * @vdevice: virtual target device |
Moore, Eric Dean | c7c8298 | 2005-11-16 18:54:25 -0700 | [diff] [blame] | 3058 | * |
| 3059 | * Uses the ISR, but with special processing. |
| 3060 | * MUST be single-threaded. |
| 3061 | * |
| 3062 | */ |
| 3063 | static void |
| 3064 | mptscsih_synchronize_cache(MPT_SCSI_HOST *hd, VirtDevice *vdevice) |
| 3065 | { |
| 3066 | INTERNAL_CMD iocmd; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3067 | |
Eric Moore | cc78d30 | 2007-06-15 17:27:21 -0600 | [diff] [blame] | 3068 | /* Ignore hidden raid components, this is handled when the command |
| 3069 | * is sent to the volume |
| 3070 | */ |
| 3071 | if (vdevice->vtarget->tflags & MPT_TARGET_FLAGS_RAID_COMPONENT) |
| 3072 | return; |
| 3073 | |
| 3074 | if (vdevice->vtarget->type != TYPE_DISK || vdevice->vtarget->deleted || |
| 3075 | !vdevice->configured_lun) |
| 3076 | return; |
| 3077 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3078 | /* Following parameters will not change |
| 3079 | * in this routine. |
| 3080 | */ |
| 3081 | iocmd.cmd = SYNCHRONIZE_CACHE; |
| 3082 | iocmd.flags = 0; |
| 3083 | iocmd.physDiskNum = -1; |
| 3084 | iocmd.data = NULL; |
| 3085 | iocmd.data_dma = -1; |
| 3086 | iocmd.size = 0; |
| 3087 | iocmd.rsvd = iocmd.rsvd2 = 0; |
Eric Moore | 793955f | 2007-01-29 09:42:20 -0700 | [diff] [blame] | 3088 | iocmd.channel = vdevice->vtarget->channel; |
| 3089 | iocmd.id = vdevice->vtarget->id; |
| 3090 | iocmd.lun = vdevice->lun; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3091 | |
Eric Moore | cc78d30 | 2007-06-15 17:27:21 -0600 | [diff] [blame] | 3092 | mptscsih_do_cmd(hd, &iocmd); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3093 | } |
| 3094 | |
Prakash, Sathya | edb9068 | 2007-07-17 14:39:14 +0530 | [diff] [blame] | 3095 | static ssize_t |
Tony Jones | ee959b0 | 2008-02-22 00:13:36 +0100 | [diff] [blame] | 3096 | mptscsih_version_fw_show(struct device *dev, struct device_attribute *attr, |
| 3097 | char *buf) |
Prakash, Sathya | edb9068 | 2007-07-17 14:39:14 +0530 | [diff] [blame] | 3098 | { |
Tony Jones | ee959b0 | 2008-02-22 00:13:36 +0100 | [diff] [blame] | 3099 | struct Scsi_Host *host = class_to_shost(dev); |
Eric Moore | e7eae9f | 2007-09-29 10:15:59 -0600 | [diff] [blame] | 3100 | MPT_SCSI_HOST *hd = shost_priv(host); |
Prakash, Sathya | edb9068 | 2007-07-17 14:39:14 +0530 | [diff] [blame] | 3101 | MPT_ADAPTER *ioc = hd->ioc; |
| 3102 | |
| 3103 | return snprintf(buf, PAGE_SIZE, "%02d.%02d.%02d.%02d\n", |
| 3104 | (ioc->facts.FWVersion.Word & 0xFF000000) >> 24, |
| 3105 | (ioc->facts.FWVersion.Word & 0x00FF0000) >> 16, |
| 3106 | (ioc->facts.FWVersion.Word & 0x0000FF00) >> 8, |
| 3107 | ioc->facts.FWVersion.Word & 0x000000FF); |
| 3108 | } |
Tony Jones | ee959b0 | 2008-02-22 00:13:36 +0100 | [diff] [blame] | 3109 | static DEVICE_ATTR(version_fw, S_IRUGO, mptscsih_version_fw_show, NULL); |
Prakash, Sathya | edb9068 | 2007-07-17 14:39:14 +0530 | [diff] [blame] | 3110 | |
| 3111 | static ssize_t |
Tony Jones | ee959b0 | 2008-02-22 00:13:36 +0100 | [diff] [blame] | 3112 | mptscsih_version_bios_show(struct device *dev, struct device_attribute *attr, |
| 3113 | char *buf) |
Prakash, Sathya | edb9068 | 2007-07-17 14:39:14 +0530 | [diff] [blame] | 3114 | { |
Tony Jones | ee959b0 | 2008-02-22 00:13:36 +0100 | [diff] [blame] | 3115 | struct Scsi_Host *host = class_to_shost(dev); |
Eric Moore | e7eae9f | 2007-09-29 10:15:59 -0600 | [diff] [blame] | 3116 | MPT_SCSI_HOST *hd = shost_priv(host); |
Prakash, Sathya | edb9068 | 2007-07-17 14:39:14 +0530 | [diff] [blame] | 3117 | MPT_ADAPTER *ioc = hd->ioc; |
| 3118 | |
| 3119 | return snprintf(buf, PAGE_SIZE, "%02x.%02x.%02x.%02x\n", |
| 3120 | (ioc->biosVersion & 0xFF000000) >> 24, |
| 3121 | (ioc->biosVersion & 0x00FF0000) >> 16, |
| 3122 | (ioc->biosVersion & 0x0000FF00) >> 8, |
| 3123 | ioc->biosVersion & 0x000000FF); |
| 3124 | } |
Tony Jones | ee959b0 | 2008-02-22 00:13:36 +0100 | [diff] [blame] | 3125 | static DEVICE_ATTR(version_bios, S_IRUGO, mptscsih_version_bios_show, NULL); |
Prakash, Sathya | edb9068 | 2007-07-17 14:39:14 +0530 | [diff] [blame] | 3126 | |
| 3127 | static ssize_t |
Tony Jones | ee959b0 | 2008-02-22 00:13:36 +0100 | [diff] [blame] | 3128 | mptscsih_version_mpi_show(struct device *dev, struct device_attribute *attr, |
| 3129 | char *buf) |
Prakash, Sathya | edb9068 | 2007-07-17 14:39:14 +0530 | [diff] [blame] | 3130 | { |
Tony Jones | ee959b0 | 2008-02-22 00:13:36 +0100 | [diff] [blame] | 3131 | struct Scsi_Host *host = class_to_shost(dev); |
Eric Moore | e7eae9f | 2007-09-29 10:15:59 -0600 | [diff] [blame] | 3132 | MPT_SCSI_HOST *hd = shost_priv(host); |
Prakash, Sathya | edb9068 | 2007-07-17 14:39:14 +0530 | [diff] [blame] | 3133 | MPT_ADAPTER *ioc = hd->ioc; |
| 3134 | |
| 3135 | return snprintf(buf, PAGE_SIZE, "%03x\n", ioc->facts.MsgVersion); |
| 3136 | } |
Tony Jones | ee959b0 | 2008-02-22 00:13:36 +0100 | [diff] [blame] | 3137 | static DEVICE_ATTR(version_mpi, S_IRUGO, mptscsih_version_mpi_show, NULL); |
Prakash, Sathya | edb9068 | 2007-07-17 14:39:14 +0530 | [diff] [blame] | 3138 | |
| 3139 | static ssize_t |
Tony Jones | ee959b0 | 2008-02-22 00:13:36 +0100 | [diff] [blame] | 3140 | mptscsih_version_product_show(struct device *dev, |
| 3141 | struct device_attribute *attr, |
| 3142 | char *buf) |
Prakash, Sathya | edb9068 | 2007-07-17 14:39:14 +0530 | [diff] [blame] | 3143 | { |
Tony Jones | ee959b0 | 2008-02-22 00:13:36 +0100 | [diff] [blame] | 3144 | struct Scsi_Host *host = class_to_shost(dev); |
Eric Moore | e7eae9f | 2007-09-29 10:15:59 -0600 | [diff] [blame] | 3145 | MPT_SCSI_HOST *hd = shost_priv(host); |
Prakash, Sathya | edb9068 | 2007-07-17 14:39:14 +0530 | [diff] [blame] | 3146 | MPT_ADAPTER *ioc = hd->ioc; |
| 3147 | |
| 3148 | return snprintf(buf, PAGE_SIZE, "%s\n", ioc->prod_name); |
| 3149 | } |
Tony Jones | ee959b0 | 2008-02-22 00:13:36 +0100 | [diff] [blame] | 3150 | static DEVICE_ATTR(version_product, S_IRUGO, |
Prakash, Sathya | edb9068 | 2007-07-17 14:39:14 +0530 | [diff] [blame] | 3151 | mptscsih_version_product_show, NULL); |
| 3152 | |
| 3153 | static ssize_t |
Tony Jones | ee959b0 | 2008-02-22 00:13:36 +0100 | [diff] [blame] | 3154 | mptscsih_version_nvdata_persistent_show(struct device *dev, |
| 3155 | struct device_attribute *attr, |
| 3156 | char *buf) |
Prakash, Sathya | edb9068 | 2007-07-17 14:39:14 +0530 | [diff] [blame] | 3157 | { |
Tony Jones | ee959b0 | 2008-02-22 00:13:36 +0100 | [diff] [blame] | 3158 | struct Scsi_Host *host = class_to_shost(dev); |
Eric Moore | e7eae9f | 2007-09-29 10:15:59 -0600 | [diff] [blame] | 3159 | MPT_SCSI_HOST *hd = shost_priv(host); |
Prakash, Sathya | edb9068 | 2007-07-17 14:39:14 +0530 | [diff] [blame] | 3160 | MPT_ADAPTER *ioc = hd->ioc; |
| 3161 | |
| 3162 | return snprintf(buf, PAGE_SIZE, "%02xh\n", |
| 3163 | ioc->nvdata_version_persistent); |
| 3164 | } |
Tony Jones | ee959b0 | 2008-02-22 00:13:36 +0100 | [diff] [blame] | 3165 | static DEVICE_ATTR(version_nvdata_persistent, S_IRUGO, |
Prakash, Sathya | edb9068 | 2007-07-17 14:39:14 +0530 | [diff] [blame] | 3166 | mptscsih_version_nvdata_persistent_show, NULL); |
| 3167 | |
| 3168 | static ssize_t |
Tony Jones | ee959b0 | 2008-02-22 00:13:36 +0100 | [diff] [blame] | 3169 | mptscsih_version_nvdata_default_show(struct device *dev, |
| 3170 | struct device_attribute *attr, char *buf) |
Prakash, Sathya | edb9068 | 2007-07-17 14:39:14 +0530 | [diff] [blame] | 3171 | { |
Tony Jones | ee959b0 | 2008-02-22 00:13:36 +0100 | [diff] [blame] | 3172 | struct Scsi_Host *host = class_to_shost(dev); |
Eric Moore | e7eae9f | 2007-09-29 10:15:59 -0600 | [diff] [blame] | 3173 | MPT_SCSI_HOST *hd = shost_priv(host); |
Prakash, Sathya | edb9068 | 2007-07-17 14:39:14 +0530 | [diff] [blame] | 3174 | MPT_ADAPTER *ioc = hd->ioc; |
| 3175 | |
| 3176 | return snprintf(buf, PAGE_SIZE, "%02xh\n",ioc->nvdata_version_default); |
| 3177 | } |
Tony Jones | ee959b0 | 2008-02-22 00:13:36 +0100 | [diff] [blame] | 3178 | static DEVICE_ATTR(version_nvdata_default, S_IRUGO, |
Prakash, Sathya | edb9068 | 2007-07-17 14:39:14 +0530 | [diff] [blame] | 3179 | mptscsih_version_nvdata_default_show, NULL); |
| 3180 | |
| 3181 | static ssize_t |
Tony Jones | ee959b0 | 2008-02-22 00:13:36 +0100 | [diff] [blame] | 3182 | mptscsih_board_name_show(struct device *dev, struct device_attribute *attr, |
| 3183 | char *buf) |
Prakash, Sathya | edb9068 | 2007-07-17 14:39:14 +0530 | [diff] [blame] | 3184 | { |
Tony Jones | ee959b0 | 2008-02-22 00:13:36 +0100 | [diff] [blame] | 3185 | struct Scsi_Host *host = class_to_shost(dev); |
Eric Moore | e7eae9f | 2007-09-29 10:15:59 -0600 | [diff] [blame] | 3186 | MPT_SCSI_HOST *hd = shost_priv(host); |
Prakash, Sathya | edb9068 | 2007-07-17 14:39:14 +0530 | [diff] [blame] | 3187 | MPT_ADAPTER *ioc = hd->ioc; |
| 3188 | |
| 3189 | return snprintf(buf, PAGE_SIZE, "%s\n", ioc->board_name); |
| 3190 | } |
Tony Jones | ee959b0 | 2008-02-22 00:13:36 +0100 | [diff] [blame] | 3191 | static DEVICE_ATTR(board_name, S_IRUGO, mptscsih_board_name_show, NULL); |
Prakash, Sathya | edb9068 | 2007-07-17 14:39:14 +0530 | [diff] [blame] | 3192 | |
| 3193 | static ssize_t |
Tony Jones | ee959b0 | 2008-02-22 00:13:36 +0100 | [diff] [blame] | 3194 | mptscsih_board_assembly_show(struct device *dev, |
| 3195 | struct device_attribute *attr, char *buf) |
Prakash, Sathya | edb9068 | 2007-07-17 14:39:14 +0530 | [diff] [blame] | 3196 | { |
Tony Jones | ee959b0 | 2008-02-22 00:13:36 +0100 | [diff] [blame] | 3197 | struct Scsi_Host *host = class_to_shost(dev); |
Eric Moore | e7eae9f | 2007-09-29 10:15:59 -0600 | [diff] [blame] | 3198 | MPT_SCSI_HOST *hd = shost_priv(host); |
Prakash, Sathya | edb9068 | 2007-07-17 14:39:14 +0530 | [diff] [blame] | 3199 | MPT_ADAPTER *ioc = hd->ioc; |
| 3200 | |
| 3201 | return snprintf(buf, PAGE_SIZE, "%s\n", ioc->board_assembly); |
| 3202 | } |
Tony Jones | ee959b0 | 2008-02-22 00:13:36 +0100 | [diff] [blame] | 3203 | static DEVICE_ATTR(board_assembly, S_IRUGO, |
Prakash, Sathya | edb9068 | 2007-07-17 14:39:14 +0530 | [diff] [blame] | 3204 | mptscsih_board_assembly_show, NULL); |
| 3205 | |
| 3206 | static ssize_t |
Tony Jones | ee959b0 | 2008-02-22 00:13:36 +0100 | [diff] [blame] | 3207 | mptscsih_board_tracer_show(struct device *dev, struct device_attribute *attr, |
| 3208 | char *buf) |
Prakash, Sathya | edb9068 | 2007-07-17 14:39:14 +0530 | [diff] [blame] | 3209 | { |
Tony Jones | ee959b0 | 2008-02-22 00:13:36 +0100 | [diff] [blame] | 3210 | struct Scsi_Host *host = class_to_shost(dev); |
Eric Moore | e7eae9f | 2007-09-29 10:15:59 -0600 | [diff] [blame] | 3211 | MPT_SCSI_HOST *hd = shost_priv(host); |
Prakash, Sathya | edb9068 | 2007-07-17 14:39:14 +0530 | [diff] [blame] | 3212 | MPT_ADAPTER *ioc = hd->ioc; |
| 3213 | |
| 3214 | return snprintf(buf, PAGE_SIZE, "%s\n", ioc->board_tracer); |
| 3215 | } |
Tony Jones | ee959b0 | 2008-02-22 00:13:36 +0100 | [diff] [blame] | 3216 | static DEVICE_ATTR(board_tracer, S_IRUGO, |
Prakash, Sathya | edb9068 | 2007-07-17 14:39:14 +0530 | [diff] [blame] | 3217 | mptscsih_board_tracer_show, NULL); |
| 3218 | |
| 3219 | static ssize_t |
Tony Jones | ee959b0 | 2008-02-22 00:13:36 +0100 | [diff] [blame] | 3220 | mptscsih_io_delay_show(struct device *dev, struct device_attribute *attr, |
| 3221 | char *buf) |
Prakash, Sathya | edb9068 | 2007-07-17 14:39:14 +0530 | [diff] [blame] | 3222 | { |
Tony Jones | ee959b0 | 2008-02-22 00:13:36 +0100 | [diff] [blame] | 3223 | struct Scsi_Host *host = class_to_shost(dev); |
Eric Moore | e7eae9f | 2007-09-29 10:15:59 -0600 | [diff] [blame] | 3224 | MPT_SCSI_HOST *hd = shost_priv(host); |
Prakash, Sathya | edb9068 | 2007-07-17 14:39:14 +0530 | [diff] [blame] | 3225 | MPT_ADAPTER *ioc = hd->ioc; |
| 3226 | |
| 3227 | return snprintf(buf, PAGE_SIZE, "%02d\n", ioc->io_missing_delay); |
| 3228 | } |
Tony Jones | ee959b0 | 2008-02-22 00:13:36 +0100 | [diff] [blame] | 3229 | static DEVICE_ATTR(io_delay, S_IRUGO, |
Prakash, Sathya | edb9068 | 2007-07-17 14:39:14 +0530 | [diff] [blame] | 3230 | mptscsih_io_delay_show, NULL); |
| 3231 | |
| 3232 | static ssize_t |
Tony Jones | ee959b0 | 2008-02-22 00:13:36 +0100 | [diff] [blame] | 3233 | mptscsih_device_delay_show(struct device *dev, struct device_attribute *attr, |
| 3234 | char *buf) |
Prakash, Sathya | edb9068 | 2007-07-17 14:39:14 +0530 | [diff] [blame] | 3235 | { |
Tony Jones | ee959b0 | 2008-02-22 00:13:36 +0100 | [diff] [blame] | 3236 | struct Scsi_Host *host = class_to_shost(dev); |
Eric Moore | e7eae9f | 2007-09-29 10:15:59 -0600 | [diff] [blame] | 3237 | MPT_SCSI_HOST *hd = shost_priv(host); |
Prakash, Sathya | edb9068 | 2007-07-17 14:39:14 +0530 | [diff] [blame] | 3238 | MPT_ADAPTER *ioc = hd->ioc; |
| 3239 | |
| 3240 | return snprintf(buf, PAGE_SIZE, "%02d\n", ioc->device_missing_delay); |
| 3241 | } |
Tony Jones | ee959b0 | 2008-02-22 00:13:36 +0100 | [diff] [blame] | 3242 | static DEVICE_ATTR(device_delay, S_IRUGO, |
Prakash, Sathya | edb9068 | 2007-07-17 14:39:14 +0530 | [diff] [blame] | 3243 | mptscsih_device_delay_show, NULL); |
| 3244 | |
Prakash, Sathya | 6757d6b | 2007-07-25 11:14:01 +0530 | [diff] [blame] | 3245 | static ssize_t |
Tony Jones | ee959b0 | 2008-02-22 00:13:36 +0100 | [diff] [blame] | 3246 | mptscsih_debug_level_show(struct device *dev, struct device_attribute *attr, |
| 3247 | char *buf) |
Prakash, Sathya | 6757d6b | 2007-07-25 11:14:01 +0530 | [diff] [blame] | 3248 | { |
Tony Jones | ee959b0 | 2008-02-22 00:13:36 +0100 | [diff] [blame] | 3249 | struct Scsi_Host *host = class_to_shost(dev); |
Eric Moore | e7eae9f | 2007-09-29 10:15:59 -0600 | [diff] [blame] | 3250 | MPT_SCSI_HOST *hd = shost_priv(host); |
Prakash, Sathya | 6757d6b | 2007-07-25 11:14:01 +0530 | [diff] [blame] | 3251 | MPT_ADAPTER *ioc = hd->ioc; |
| 3252 | |
| 3253 | return snprintf(buf, PAGE_SIZE, "%08xh\n", ioc->debug_level); |
| 3254 | } |
| 3255 | static ssize_t |
Tony Jones | ee959b0 | 2008-02-22 00:13:36 +0100 | [diff] [blame] | 3256 | mptscsih_debug_level_store(struct device *dev, struct device_attribute *attr, |
| 3257 | const char *buf, size_t count) |
Prakash, Sathya | 6757d6b | 2007-07-25 11:14:01 +0530 | [diff] [blame] | 3258 | { |
Tony Jones | ee959b0 | 2008-02-22 00:13:36 +0100 | [diff] [blame] | 3259 | struct Scsi_Host *host = class_to_shost(dev); |
Eric Moore | e7eae9f | 2007-09-29 10:15:59 -0600 | [diff] [blame] | 3260 | MPT_SCSI_HOST *hd = shost_priv(host); |
Prakash, Sathya | 6757d6b | 2007-07-25 11:14:01 +0530 | [diff] [blame] | 3261 | MPT_ADAPTER *ioc = hd->ioc; |
| 3262 | int val = 0; |
| 3263 | |
| 3264 | if (sscanf(buf, "%x", &val) != 1) |
| 3265 | return -EINVAL; |
| 3266 | |
| 3267 | ioc->debug_level = val; |
| 3268 | printk(MYIOC_s_INFO_FMT "debug_level=%08xh\n", |
| 3269 | ioc->name, ioc->debug_level); |
| 3270 | return strlen(buf); |
| 3271 | } |
Tony Jones | ee959b0 | 2008-02-22 00:13:36 +0100 | [diff] [blame] | 3272 | static DEVICE_ATTR(debug_level, S_IRUGO | S_IWUSR, |
| 3273 | mptscsih_debug_level_show, mptscsih_debug_level_store); |
Prakash, Sathya | 6757d6b | 2007-07-25 11:14:01 +0530 | [diff] [blame] | 3274 | |
Tony Jones | ee959b0 | 2008-02-22 00:13:36 +0100 | [diff] [blame] | 3275 | struct device_attribute *mptscsih_host_attrs[] = { |
| 3276 | &dev_attr_version_fw, |
| 3277 | &dev_attr_version_bios, |
| 3278 | &dev_attr_version_mpi, |
| 3279 | &dev_attr_version_product, |
| 3280 | &dev_attr_version_nvdata_persistent, |
| 3281 | &dev_attr_version_nvdata_default, |
| 3282 | &dev_attr_board_name, |
| 3283 | &dev_attr_board_assembly, |
| 3284 | &dev_attr_board_tracer, |
| 3285 | &dev_attr_io_delay, |
| 3286 | &dev_attr_device_delay, |
| 3287 | &dev_attr_debug_level, |
Prakash, Sathya | edb9068 | 2007-07-17 14:39:14 +0530 | [diff] [blame] | 3288 | NULL, |
| 3289 | }; |
Kashyap, Desai | 37c60f3 | 2009-05-29 16:44:06 +0530 | [diff] [blame] | 3290 | |
Prakash, Sathya | edb9068 | 2007-07-17 14:39:14 +0530 | [diff] [blame] | 3291 | EXPORT_SYMBOL(mptscsih_host_attrs); |
| 3292 | |
Moore, Eric Dean | 0d0c797 | 2005-04-22 18:02:09 -0400 | [diff] [blame] | 3293 | EXPORT_SYMBOL(mptscsih_remove); |
| 3294 | EXPORT_SYMBOL(mptscsih_shutdown); |
| 3295 | #ifdef CONFIG_PM |
| 3296 | EXPORT_SYMBOL(mptscsih_suspend); |
| 3297 | EXPORT_SYMBOL(mptscsih_resume); |
| 3298 | #endif |
| 3299 | EXPORT_SYMBOL(mptscsih_proc_info); |
| 3300 | EXPORT_SYMBOL(mptscsih_info); |
| 3301 | EXPORT_SYMBOL(mptscsih_qcmd); |
Moore, Eric Dean | 0d0c797 | 2005-04-22 18:02:09 -0400 | [diff] [blame] | 3302 | EXPORT_SYMBOL(mptscsih_slave_destroy); |
| 3303 | EXPORT_SYMBOL(mptscsih_slave_configure); |
| 3304 | EXPORT_SYMBOL(mptscsih_abort); |
| 3305 | EXPORT_SYMBOL(mptscsih_dev_reset); |
| 3306 | EXPORT_SYMBOL(mptscsih_bus_reset); |
| 3307 | EXPORT_SYMBOL(mptscsih_host_reset); |
| 3308 | EXPORT_SYMBOL(mptscsih_bios_param); |
| 3309 | EXPORT_SYMBOL(mptscsih_io_done); |
| 3310 | EXPORT_SYMBOL(mptscsih_taskmgmt_complete); |
| 3311 | EXPORT_SYMBOL(mptscsih_scandv_complete); |
| 3312 | EXPORT_SYMBOL(mptscsih_event_process); |
| 3313 | EXPORT_SYMBOL(mptscsih_ioc_reset); |
Moore, Eric Dean | 6e3815b | 2005-06-24 12:18:57 -0600 | [diff] [blame] | 3314 | EXPORT_SYMBOL(mptscsih_change_queue_depth); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3315 | |
Moore, Eric Dean | 0d0c797 | 2005-04-22 18:02:09 -0400 | [diff] [blame] | 3316 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ |