Moore, Eric Dean | 2496af3 | 2005-04-22 18:02:41 -0400 | [diff] [blame] | 1 | /* |
| 2 | * linux/drivers/message/fusion/mptfc.c |
| 3 | * For use with LSI Logic PCI chip/adapter(s) |
| 4 | * running LSI Logic Fusion MPT (Message Passing Technology) firmware. |
| 5 | * |
| 6 | * Copyright (c) 1999-2005 LSI Logic Corporation |
| 7 | * (mailto:mpt_linux_developer@lsil.com) |
| 8 | * |
| 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 | #include "linux_compat.h" /* linux-2.6 tweaks */ |
| 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 */ |
| 56 | #include <linux/sched.h> |
| 57 | #include <linux/workqueue.h> |
Michael Reed | 05e8ec1 | 2006-01-13 14:31:54 -0600 | [diff] [blame] | 58 | #include <linux/sort.h> |
Moore, Eric Dean | 2496af3 | 2005-04-22 18:02:41 -0400 | [diff] [blame] | 59 | |
| 60 | #include <scsi/scsi.h> |
| 61 | #include <scsi/scsi_cmnd.h> |
| 62 | #include <scsi/scsi_device.h> |
| 63 | #include <scsi/scsi_host.h> |
| 64 | #include <scsi/scsi_tcq.h> |
Michael Reed | 05e8ec1 | 2006-01-13 14:31:54 -0600 | [diff] [blame] | 65 | #include <scsi/scsi_transport_fc.h> |
Moore, Eric Dean | 2496af3 | 2005-04-22 18:02:41 -0400 | [diff] [blame] | 66 | |
| 67 | #include "mptbase.h" |
| 68 | #include "mptscsih.h" |
| 69 | |
| 70 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ |
| 71 | #define my_NAME "Fusion MPT FC Host driver" |
| 72 | #define my_VERSION MPT_LINUX_VERSION_COMMON |
| 73 | #define MYNAM "mptfc" |
| 74 | |
| 75 | MODULE_AUTHOR(MODULEAUTHOR); |
| 76 | MODULE_DESCRIPTION(my_NAME); |
| 77 | MODULE_LICENSE("GPL"); |
| 78 | |
| 79 | /* Command line args */ |
Michael Reed | 05e8ec1 | 2006-01-13 14:31:54 -0600 | [diff] [blame] | 80 | #define MPTFC_DEV_LOSS_TMO (60) |
| 81 | static int mptfc_dev_loss_tmo = MPTFC_DEV_LOSS_TMO; /* reasonable default */ |
| 82 | module_param(mptfc_dev_loss_tmo, int, 0); |
| 83 | MODULE_PARM_DESC(mptfc_dev_loss_tmo, " Initial time the driver programs the " |
| 84 | " transport to wait for an rport to " |
| 85 | " return following a device loss event." |
| 86 | " Default=60."); |
| 87 | |
Moore, Eric Dean | 2496af3 | 2005-04-22 18:02:41 -0400 | [diff] [blame] | 88 | static int mptfcDoneCtx = -1; |
| 89 | static int mptfcTaskCtx = -1; |
| 90 | static int mptfcInternalCtx = -1; /* Used only for internal commands */ |
| 91 | |
Michael Reed | 3bc7bf1 | 2006-01-25 18:05:18 -0700 | [diff] [blame] | 92 | static int mptfc_target_alloc(struct scsi_target *starget); |
| 93 | static int mptfc_slave_alloc(struct scsi_device *sdev); |
Michael Reed | 05e8ec1 | 2006-01-13 14:31:54 -0600 | [diff] [blame] | 94 | static int mptfc_qcmd(struct scsi_cmnd *SCpnt, |
Michael Reed | 3bc7bf1 | 2006-01-25 18:05:18 -0700 | [diff] [blame] | 95 | void (*done)(struct scsi_cmnd *)); |
| 96 | static void mptfc_target_destroy(struct scsi_target *starget); |
Michael Reed | 05e8ec1 | 2006-01-13 14:31:54 -0600 | [diff] [blame] | 97 | static void mptfc_set_rport_loss_tmo(struct fc_rport *rport, uint32_t timeout); |
| 98 | static void __devexit mptfc_remove(struct pci_dev *pdev); |
Michael Reed | 35508e4 | 2006-10-06 15:39:25 -0500 | [diff] [blame] | 99 | static int mptfc_abort(struct scsi_cmnd *SCpnt); |
| 100 | static int mptfc_dev_reset(struct scsi_cmnd *SCpnt); |
| 101 | static int mptfc_bus_reset(struct scsi_cmnd *SCpnt); |
| 102 | static int mptfc_host_reset(struct scsi_cmnd *SCpnt); |
Michael Reed | 05e8ec1 | 2006-01-13 14:31:54 -0600 | [diff] [blame] | 103 | |
Moore, Eric Dean | 2496af3 | 2005-04-22 18:02:41 -0400 | [diff] [blame] | 104 | static struct scsi_host_template mptfc_driver_template = { |
Moore, Eric Dean | f78496d | 2005-11-16 18:54:14 -0700 | [diff] [blame] | 105 | .module = THIS_MODULE, |
Moore, Eric Dean | 2496af3 | 2005-04-22 18:02:41 -0400 | [diff] [blame] | 106 | .proc_name = "mptfc", |
| 107 | .proc_info = mptscsih_proc_info, |
| 108 | .name = "MPT FC Host", |
| 109 | .info = mptscsih_info, |
Michael Reed | 05e8ec1 | 2006-01-13 14:31:54 -0600 | [diff] [blame] | 110 | .queuecommand = mptfc_qcmd, |
Michael Reed | 3bc7bf1 | 2006-01-25 18:05:18 -0700 | [diff] [blame] | 111 | .target_alloc = mptfc_target_alloc, |
Michael Reed | 05e8ec1 | 2006-01-13 14:31:54 -0600 | [diff] [blame] | 112 | .slave_alloc = mptfc_slave_alloc, |
Moore, Eric Dean | 2496af3 | 2005-04-22 18:02:41 -0400 | [diff] [blame] | 113 | .slave_configure = mptscsih_slave_configure, |
Michael Reed | 3bc7bf1 | 2006-01-25 18:05:18 -0700 | [diff] [blame] | 114 | .target_destroy = mptfc_target_destroy, |
Moore, Eric Dean | 2496af3 | 2005-04-22 18:02:41 -0400 | [diff] [blame] | 115 | .slave_destroy = mptscsih_slave_destroy, |
Moore, Eric Dean | 6e3815b | 2005-06-24 12:18:57 -0600 | [diff] [blame] | 116 | .change_queue_depth = mptscsih_change_queue_depth, |
Michael Reed | 35508e4 | 2006-10-06 15:39:25 -0500 | [diff] [blame] | 117 | .eh_abort_handler = mptfc_abort, |
| 118 | .eh_device_reset_handler = mptfc_dev_reset, |
| 119 | .eh_bus_reset_handler = mptfc_bus_reset, |
| 120 | .eh_host_reset_handler = mptfc_host_reset, |
Moore, Eric Dean | 2496af3 | 2005-04-22 18:02:41 -0400 | [diff] [blame] | 121 | .bios_param = mptscsih_bios_param, |
| 122 | .can_queue = MPT_FC_CAN_QUEUE, |
| 123 | .this_id = -1, |
| 124 | .sg_tablesize = MPT_SCSI_SG_DEPTH, |
| 125 | .max_sectors = 8192, |
| 126 | .cmd_per_lun = 7, |
| 127 | .use_clustering = ENABLE_CLUSTERING, |
Moore, Eric Dean | 2496af3 | 2005-04-22 18:02:41 -0400 | [diff] [blame] | 128 | }; |
| 129 | |
| 130 | /**************************************************************************** |
| 131 | * Supported hardware |
| 132 | */ |
| 133 | |
| 134 | static struct pci_device_id mptfc_pci_table[] = { |
Eric Moore | 87cf898 | 2006-06-27 16:09:26 -0600 | [diff] [blame] | 135 | { PCI_VENDOR_ID_LSI_LOGIC, MPI_MANUFACTPAGE_DEVICEID_FC909, |
Moore, Eric Dean | 2496af3 | 2005-04-22 18:02:41 -0400 | [diff] [blame] | 136 | PCI_ANY_ID, PCI_ANY_ID }, |
Eric Moore | 87cf898 | 2006-06-27 16:09:26 -0600 | [diff] [blame] | 137 | { PCI_VENDOR_ID_LSI_LOGIC, MPI_MANUFACTPAGE_DEVICEID_FC919, |
Moore, Eric Dean | 2496af3 | 2005-04-22 18:02:41 -0400 | [diff] [blame] | 138 | PCI_ANY_ID, PCI_ANY_ID }, |
Eric Moore | 87cf898 | 2006-06-27 16:09:26 -0600 | [diff] [blame] | 139 | { PCI_VENDOR_ID_LSI_LOGIC, MPI_MANUFACTPAGE_DEVICEID_FC929, |
Moore, Eric Dean | 2496af3 | 2005-04-22 18:02:41 -0400 | [diff] [blame] | 140 | PCI_ANY_ID, PCI_ANY_ID }, |
Eric Moore | 87cf898 | 2006-06-27 16:09:26 -0600 | [diff] [blame] | 141 | { PCI_VENDOR_ID_LSI_LOGIC, MPI_MANUFACTPAGE_DEVICEID_FC919X, |
Moore, Eric Dean | 2496af3 | 2005-04-22 18:02:41 -0400 | [diff] [blame] | 142 | PCI_ANY_ID, PCI_ANY_ID }, |
Eric Moore | 87cf898 | 2006-06-27 16:09:26 -0600 | [diff] [blame] | 143 | { PCI_VENDOR_ID_LSI_LOGIC, MPI_MANUFACTPAGE_DEVICEID_FC929X, |
Moore, Eric Dean | 2496af3 | 2005-04-22 18:02:41 -0400 | [diff] [blame] | 144 | PCI_ANY_ID, PCI_ANY_ID }, |
Eric Moore | 87cf898 | 2006-06-27 16:09:26 -0600 | [diff] [blame] | 145 | { PCI_VENDOR_ID_LSI_LOGIC, MPI_MANUFACTPAGE_DEVICEID_FC939X, |
Moore, Eric Dean | 3fadc59 | 2005-05-11 17:46:52 -0600 | [diff] [blame] | 146 | PCI_ANY_ID, PCI_ANY_ID }, |
Eric Moore | 87cf898 | 2006-06-27 16:09:26 -0600 | [diff] [blame] | 147 | { PCI_VENDOR_ID_LSI_LOGIC, MPI_MANUFACTPAGE_DEVICEID_FC949X, |
Moore, Eric Dean | 3fadc59 | 2005-05-11 17:46:52 -0600 | [diff] [blame] | 148 | PCI_ANY_ID, PCI_ANY_ID }, |
Eric Moore | 87cf898 | 2006-06-27 16:09:26 -0600 | [diff] [blame] | 149 | { PCI_VENDOR_ID_LSI_LOGIC, MPI_MANUFACTPAGE_DEVICEID_FC949E, |
Moore, Eric | 6d5b0c3 | 2006-01-13 16:25:26 -0700 | [diff] [blame] | 150 | PCI_ANY_ID, PCI_ANY_ID }, |
Moore, Eric Dean | 2496af3 | 2005-04-22 18:02:41 -0400 | [diff] [blame] | 151 | {0} /* Terminating entry */ |
| 152 | }; |
| 153 | MODULE_DEVICE_TABLE(pci, mptfc_pci_table); |
| 154 | |
Michael Reed | 05e8ec1 | 2006-01-13 14:31:54 -0600 | [diff] [blame] | 155 | static struct scsi_transport_template *mptfc_transport_template = NULL; |
| 156 | |
Adrian Bunk | 03fbcbc | 2006-01-25 02:00:52 +0100 | [diff] [blame] | 157 | static struct fc_function_template mptfc_transport_functions = { |
Michael Reed | 05e8ec1 | 2006-01-13 14:31:54 -0600 | [diff] [blame] | 158 | .dd_fcrport_size = 8, |
| 159 | .show_host_node_name = 1, |
| 160 | .show_host_port_name = 1, |
| 161 | .show_host_supported_classes = 1, |
| 162 | .show_host_port_id = 1, |
| 163 | .show_rport_supported_classes = 1, |
| 164 | .show_starget_node_name = 1, |
| 165 | .show_starget_port_name = 1, |
| 166 | .show_starget_port_id = 1, |
| 167 | .set_rport_dev_loss_tmo = mptfc_set_rport_loss_tmo, |
| 168 | .show_rport_dev_loss_tmo = 1, |
Michael Reed | 5d947f2 | 2006-07-31 12:19:30 -0500 | [diff] [blame] | 169 | .show_host_supported_speeds = 1, |
| 170 | .show_host_maxframe_size = 1, |
| 171 | .show_host_speed = 1, |
| 172 | .show_host_fabric_name = 1, |
| 173 | .show_host_port_type = 1, |
| 174 | .show_host_port_state = 1, |
| 175 | .show_host_symbolic_name = 1, |
Michael Reed | 05e8ec1 | 2006-01-13 14:31:54 -0600 | [diff] [blame] | 176 | }; |
| 177 | |
Michael Reed | 35508e4 | 2006-10-06 15:39:25 -0500 | [diff] [blame] | 178 | static int |
| 179 | mptfc_block_error_handler(struct scsi_cmnd *SCpnt, |
| 180 | int (*func)(struct scsi_cmnd *SCpnt), |
| 181 | const char *caller) |
| 182 | { |
| 183 | struct scsi_device *sdev = SCpnt->device; |
| 184 | struct Scsi_Host *shost = sdev->host; |
| 185 | struct fc_rport *rport = starget_to_rport(scsi_target(sdev)); |
| 186 | unsigned long flags; |
| 187 | int ready; |
| 188 | |
| 189 | spin_lock_irqsave(shost->host_lock, flags); |
| 190 | while ((ready = fc_remote_port_chkready(rport) >> 16) == DID_IMM_RETRY) { |
| 191 | spin_unlock_irqrestore(shost->host_lock, flags); |
| 192 | dfcprintk ((MYIOC_s_INFO_FMT |
| 193 | "mptfc_block_error_handler.%d: %d:%d, port status is " |
| 194 | "DID_IMM_RETRY, deferring %s recovery.\n", |
| 195 | ((MPT_SCSI_HOST *) shost->hostdata)->ioc->name, |
| 196 | ((MPT_SCSI_HOST *) shost->hostdata)->ioc->sh->host_no, |
| 197 | SCpnt->device->id,SCpnt->device->lun,caller)); |
| 198 | msleep(1000); |
| 199 | spin_lock_irqsave(shost->host_lock, flags); |
| 200 | } |
| 201 | spin_unlock_irqrestore(shost->host_lock, flags); |
| 202 | |
| 203 | if (ready == DID_NO_CONNECT || !SCpnt->device->hostdata) { |
| 204 | dfcprintk ((MYIOC_s_INFO_FMT |
| 205 | "%s.%d: %d:%d, failing recovery, " |
| 206 | "port state %d, vdev %p.\n", caller, |
| 207 | ((MPT_SCSI_HOST *) shost->hostdata)->ioc->name, |
| 208 | ((MPT_SCSI_HOST *) shost->hostdata)->ioc->sh->host_no, |
| 209 | SCpnt->device->id,SCpnt->device->lun,ready, |
| 210 | SCpnt->device->hostdata)); |
| 211 | return FAILED; |
| 212 | } |
| 213 | dfcprintk ((MYIOC_s_INFO_FMT |
| 214 | "%s.%d: %d:%d, executing recovery.\n", caller, |
| 215 | ((MPT_SCSI_HOST *) shost->hostdata)->ioc->name, |
| 216 | ((MPT_SCSI_HOST *) shost->hostdata)->ioc->sh->host_no, |
| 217 | SCpnt->device->id,SCpnt->device->lun)); |
| 218 | return (*func)(SCpnt); |
| 219 | } |
| 220 | |
| 221 | static int |
| 222 | mptfc_abort(struct scsi_cmnd *SCpnt) |
| 223 | { |
| 224 | return |
| 225 | mptfc_block_error_handler(SCpnt, mptscsih_abort, __FUNCTION__); |
| 226 | } |
| 227 | |
| 228 | static int |
| 229 | mptfc_dev_reset(struct scsi_cmnd *SCpnt) |
| 230 | { |
| 231 | return |
| 232 | mptfc_block_error_handler(SCpnt, mptscsih_dev_reset, __FUNCTION__); |
| 233 | } |
| 234 | |
| 235 | static int |
| 236 | mptfc_bus_reset(struct scsi_cmnd *SCpnt) |
| 237 | { |
| 238 | return |
| 239 | mptfc_block_error_handler(SCpnt, mptscsih_bus_reset, __FUNCTION__); |
| 240 | } |
| 241 | |
| 242 | static int |
| 243 | mptfc_host_reset(struct scsi_cmnd *SCpnt) |
| 244 | { |
| 245 | return |
| 246 | mptfc_block_error_handler(SCpnt, mptscsih_host_reset, __FUNCTION__); |
| 247 | } |
| 248 | |
Michael Reed | 05e8ec1 | 2006-01-13 14:31:54 -0600 | [diff] [blame] | 249 | static void |
| 250 | mptfc_set_rport_loss_tmo(struct fc_rport *rport, uint32_t timeout) |
| 251 | { |
| 252 | if (timeout > 0) |
| 253 | rport->dev_loss_tmo = timeout; |
| 254 | else |
| 255 | rport->dev_loss_tmo = mptfc_dev_loss_tmo; |
| 256 | } |
| 257 | |
| 258 | static int |
| 259 | mptfc_FcDevPage0_cmp_func(const void *a, const void *b) |
| 260 | { |
| 261 | FCDevicePage0_t **aa = (FCDevicePage0_t **)a; |
| 262 | FCDevicePage0_t **bb = (FCDevicePage0_t **)b; |
| 263 | |
| 264 | if ((*aa)->CurrentBus == (*bb)->CurrentBus) { |
| 265 | if ((*aa)->CurrentTargetID == (*bb)->CurrentTargetID) |
| 266 | return 0; |
| 267 | if ((*aa)->CurrentTargetID < (*bb)->CurrentTargetID) |
| 268 | return -1; |
| 269 | return 1; |
| 270 | } |
| 271 | if ((*aa)->CurrentBus < (*bb)->CurrentBus) |
| 272 | return -1; |
| 273 | return 1; |
| 274 | } |
| 275 | |
| 276 | static int |
| 277 | mptfc_GetFcDevPage0(MPT_ADAPTER *ioc, int ioc_port, |
| 278 | void(*func)(MPT_ADAPTER *ioc,int channel, FCDevicePage0_t *arg)) |
| 279 | { |
| 280 | ConfigPageHeader_t hdr; |
| 281 | CONFIGPARMS cfg; |
| 282 | FCDevicePage0_t *ppage0_alloc, *fc; |
| 283 | dma_addr_t page0_dma; |
| 284 | int data_sz; |
| 285 | int ii; |
| 286 | |
| 287 | FCDevicePage0_t *p0_array=NULL, *p_p0; |
| 288 | FCDevicePage0_t **pp0_array=NULL, **p_pp0; |
| 289 | |
| 290 | int rc = -ENOMEM; |
| 291 | U32 port_id = 0xffffff; |
| 292 | int num_targ = 0; |
| 293 | int max_bus = ioc->facts.MaxBuses; |
| 294 | int max_targ = ioc->facts.MaxDevices; |
| 295 | |
| 296 | if (max_bus == 0 || max_targ == 0) |
| 297 | goto out; |
| 298 | |
| 299 | data_sz = sizeof(FCDevicePage0_t) * max_bus * max_targ; |
| 300 | p_p0 = p0_array = kzalloc(data_sz, GFP_KERNEL); |
| 301 | if (!p0_array) |
| 302 | goto out; |
| 303 | |
| 304 | data_sz = sizeof(FCDevicePage0_t *) * max_bus * max_targ; |
| 305 | p_pp0 = pp0_array = kzalloc(data_sz, GFP_KERNEL); |
| 306 | if (!pp0_array) |
| 307 | goto out; |
| 308 | |
| 309 | do { |
| 310 | /* Get FC Device Page 0 header */ |
| 311 | hdr.PageVersion = 0; |
| 312 | hdr.PageLength = 0; |
| 313 | hdr.PageNumber = 0; |
| 314 | hdr.PageType = MPI_CONFIG_PAGETYPE_FC_DEVICE; |
| 315 | cfg.cfghdr.hdr = &hdr; |
| 316 | cfg.physAddr = -1; |
| 317 | cfg.action = MPI_CONFIG_ACTION_PAGE_HEADER; |
| 318 | cfg.dir = 0; |
| 319 | cfg.pageAddr = port_id; |
| 320 | cfg.timeout = 0; |
| 321 | |
| 322 | if ((rc = mpt_config(ioc, &cfg)) != 0) |
| 323 | break; |
| 324 | |
| 325 | if (hdr.PageLength <= 0) |
| 326 | break; |
| 327 | |
| 328 | data_sz = hdr.PageLength * 4; |
| 329 | ppage0_alloc = pci_alloc_consistent(ioc->pcidev, data_sz, |
| 330 | &page0_dma); |
| 331 | rc = -ENOMEM; |
| 332 | if (!ppage0_alloc) |
| 333 | break; |
| 334 | |
| 335 | cfg.physAddr = page0_dma; |
| 336 | cfg.action = MPI_CONFIG_ACTION_PAGE_READ_CURRENT; |
| 337 | |
| 338 | if ((rc = mpt_config(ioc, &cfg)) == 0) { |
| 339 | ppage0_alloc->PortIdentifier = |
| 340 | le32_to_cpu(ppage0_alloc->PortIdentifier); |
| 341 | |
| 342 | ppage0_alloc->WWNN.Low = |
| 343 | le32_to_cpu(ppage0_alloc->WWNN.Low); |
| 344 | |
| 345 | ppage0_alloc->WWNN.High = |
| 346 | le32_to_cpu(ppage0_alloc->WWNN.High); |
| 347 | |
| 348 | ppage0_alloc->WWPN.Low = |
| 349 | le32_to_cpu(ppage0_alloc->WWPN.Low); |
| 350 | |
| 351 | ppage0_alloc->WWPN.High = |
| 352 | le32_to_cpu(ppage0_alloc->WWPN.High); |
| 353 | |
| 354 | ppage0_alloc->BBCredit = |
| 355 | le16_to_cpu(ppage0_alloc->BBCredit); |
| 356 | |
| 357 | ppage0_alloc->MaxRxFrameSize = |
| 358 | le16_to_cpu(ppage0_alloc->MaxRxFrameSize); |
| 359 | |
| 360 | port_id = ppage0_alloc->PortIdentifier; |
| 361 | num_targ++; |
| 362 | *p_p0 = *ppage0_alloc; /* save data */ |
| 363 | *p_pp0++ = p_p0++; /* save addr */ |
| 364 | } |
| 365 | pci_free_consistent(ioc->pcidev, data_sz, |
| 366 | (u8 *) ppage0_alloc, page0_dma); |
| 367 | if (rc != 0) |
| 368 | break; |
| 369 | |
| 370 | } while (port_id <= 0xff0000); |
| 371 | |
| 372 | if (num_targ) { |
| 373 | /* sort array */ |
| 374 | if (num_targ > 1) |
| 375 | sort (pp0_array, num_targ, sizeof(FCDevicePage0_t *), |
| 376 | mptfc_FcDevPage0_cmp_func, NULL); |
| 377 | /* call caller's func for each targ */ |
| 378 | for (ii = 0; ii < num_targ; ii++) { |
| 379 | fc = *(pp0_array+ii); |
| 380 | func(ioc, ioc_port, fc); |
| 381 | } |
| 382 | } |
| 383 | |
| 384 | out: |
Jesper Juhl | 8f76078 | 2006-06-27 02:55:06 -0700 | [diff] [blame] | 385 | kfree(pp0_array); |
| 386 | kfree(p0_array); |
Michael Reed | 05e8ec1 | 2006-01-13 14:31:54 -0600 | [diff] [blame] | 387 | return rc; |
| 388 | } |
| 389 | |
| 390 | static int |
| 391 | mptfc_generate_rport_ids(FCDevicePage0_t *pg0, struct fc_rport_identifiers *rid) |
| 392 | { |
| 393 | /* not currently usable */ |
| 394 | if (pg0->Flags & (MPI_FC_DEVICE_PAGE0_FLAGS_PLOGI_INVALID | |
| 395 | MPI_FC_DEVICE_PAGE0_FLAGS_PRLI_INVALID)) |
| 396 | return -1; |
| 397 | |
| 398 | if (!(pg0->Flags & MPI_FC_DEVICE_PAGE0_FLAGS_TARGETID_BUS_VALID)) |
| 399 | return -1; |
| 400 | |
| 401 | if (!(pg0->Protocol & MPI_FC_DEVICE_PAGE0_PROT_FCP_TARGET)) |
| 402 | return -1; |
| 403 | |
| 404 | /* |
| 405 | * board data structure already normalized to platform endianness |
| 406 | * shifted to avoid unaligned access on 64 bit architecture |
| 407 | */ |
| 408 | rid->node_name = ((u64)pg0->WWNN.High) << 32 | (u64)pg0->WWNN.Low; |
| 409 | rid->port_name = ((u64)pg0->WWPN.High) << 32 | (u64)pg0->WWPN.Low; |
| 410 | rid->port_id = pg0->PortIdentifier; |
| 411 | rid->roles = FC_RPORT_ROLE_UNKNOWN; |
Michael Reed | 05e8ec1 | 2006-01-13 14:31:54 -0600 | [diff] [blame] | 412 | |
| 413 | return 0; |
| 414 | } |
| 415 | |
| 416 | static void |
| 417 | mptfc_register_dev(MPT_ADAPTER *ioc, int channel, FCDevicePage0_t *pg0) |
| 418 | { |
| 419 | struct fc_rport_identifiers rport_ids; |
| 420 | struct fc_rport *rport; |
| 421 | struct mptfc_rport_info *ri; |
Michael Reed | 3bc7bf1 | 2006-01-25 18:05:18 -0700 | [diff] [blame] | 422 | int new_ri = 1; |
Moore, Eric | 65207fe | 2006-04-21 16:14:35 -0600 | [diff] [blame] | 423 | u64 pn, nn; |
Michael Reed | 3bc7bf1 | 2006-01-25 18:05:18 -0700 | [diff] [blame] | 424 | VirtTarget *vtarget; |
mdr@sgi.com | 6dd727d | 2006-05-01 13:07:04 -0500 | [diff] [blame] | 425 | u32 roles = FC_RPORT_ROLE_UNKNOWN; |
Michael Reed | 05e8ec1 | 2006-01-13 14:31:54 -0600 | [diff] [blame] | 426 | |
| 427 | if (mptfc_generate_rport_ids(pg0, &rport_ids) < 0) |
| 428 | return; |
| 429 | |
mdr@sgi.com | 6dd727d | 2006-05-01 13:07:04 -0500 | [diff] [blame] | 430 | roles |= FC_RPORT_ROLE_FCP_TARGET; |
| 431 | if (pg0->Protocol & MPI_FC_DEVICE_PAGE0_PROT_FCP_INITIATOR) |
| 432 | roles |= FC_RPORT_ROLE_FCP_INITIATOR; |
| 433 | |
Michael Reed | 05e8ec1 | 2006-01-13 14:31:54 -0600 | [diff] [blame] | 434 | /* scan list looking for a match */ |
Michael Reed | 05e8ec1 | 2006-01-13 14:31:54 -0600 | [diff] [blame] | 435 | list_for_each_entry(ri, &ioc->fc_rports, list) { |
Michael Reed | 3bc7bf1 | 2006-01-25 18:05:18 -0700 | [diff] [blame] | 436 | pn = (u64)ri->pg0.WWPN.High << 32 | (u64)ri->pg0.WWPN.Low; |
| 437 | if (pn == rport_ids.port_name) { /* match */ |
Michael Reed | 05e8ec1 | 2006-01-13 14:31:54 -0600 | [diff] [blame] | 438 | list_move_tail(&ri->list, &ioc->fc_rports); |
Michael Reed | 3bc7bf1 | 2006-01-25 18:05:18 -0700 | [diff] [blame] | 439 | new_ri = 0; |
Michael Reed | 05e8ec1 | 2006-01-13 14:31:54 -0600 | [diff] [blame] | 440 | break; |
| 441 | } |
| 442 | } |
Michael Reed | 3bc7bf1 | 2006-01-25 18:05:18 -0700 | [diff] [blame] | 443 | if (new_ri) { /* allocate one */ |
Michael Reed | 05e8ec1 | 2006-01-13 14:31:54 -0600 | [diff] [blame] | 444 | ri = kzalloc(sizeof(struct mptfc_rport_info), GFP_KERNEL); |
| 445 | if (!ri) |
| 446 | return; |
Michael Reed | 05e8ec1 | 2006-01-13 14:31:54 -0600 | [diff] [blame] | 447 | list_add_tail(&ri->list, &ioc->fc_rports); |
| 448 | } |
| 449 | |
| 450 | ri->pg0 = *pg0; /* add/update pg0 data */ |
| 451 | ri->flags &= ~MPT_RPORT_INFO_FLAGS_MISSING; |
| 452 | |
Michael Reed | 3bc7bf1 | 2006-01-25 18:05:18 -0700 | [diff] [blame] | 453 | /* MPT_RPORT_INFO_FLAGS_REGISTERED - rport not previously deleted */ |
Michael Reed | 05e8ec1 | 2006-01-13 14:31:54 -0600 | [diff] [blame] | 454 | if (!(ri->flags & MPT_RPORT_INFO_FLAGS_REGISTERED)) { |
| 455 | ri->flags |= MPT_RPORT_INFO_FLAGS_REGISTERED; |
Michael Reed | 3bc7bf1 | 2006-01-25 18:05:18 -0700 | [diff] [blame] | 456 | rport = fc_remote_port_add(ioc->sh, channel, &rport_ids); |
Michael Reed | 05e8ec1 | 2006-01-13 14:31:54 -0600 | [diff] [blame] | 457 | if (rport) { |
Michael Reed | 3bc7bf1 | 2006-01-25 18:05:18 -0700 | [diff] [blame] | 458 | ri->rport = rport; |
| 459 | if (new_ri) /* may have been reset by user */ |
| 460 | rport->dev_loss_tmo = mptfc_dev_loss_tmo; |
Michael Reed | 05e8ec1 | 2006-01-13 14:31:54 -0600 | [diff] [blame] | 461 | /* |
| 462 | * if already mapped, remap here. If not mapped, |
Michael Reed | 3bc7bf1 | 2006-01-25 18:05:18 -0700 | [diff] [blame] | 463 | * target_alloc will allocate vtarget and map, |
| 464 | * slave_alloc will fill in vdev from vtarget. |
Michael Reed | 05e8ec1 | 2006-01-13 14:31:54 -0600 | [diff] [blame] | 465 | */ |
Michael Reed | 3bc7bf1 | 2006-01-25 18:05:18 -0700 | [diff] [blame] | 466 | if (ri->starget) { |
| 467 | vtarget = ri->starget->hostdata; |
| 468 | if (vtarget) { |
| 469 | vtarget->target_id = pg0->CurrentTargetID; |
| 470 | vtarget->bus_id = pg0->CurrentBus; |
Michael Reed | 3bc7bf1 | 2006-01-25 18:05:18 -0700 | [diff] [blame] | 471 | } |
Michael Reed | 05e8ec1 | 2006-01-13 14:31:54 -0600 | [diff] [blame] | 472 | } |
Moore, Eric | 65207fe | 2006-04-21 16:14:35 -0600 | [diff] [blame] | 473 | *((struct mptfc_rport_info **)rport->dd_data) = ri; |
mdr@sgi.com | 6dd727d | 2006-05-01 13:07:04 -0500 | [diff] [blame] | 474 | /* scan will be scheduled once rport becomes a target */ |
| 475 | fc_remote_port_rolechg(rport,roles); |
Moore, Eric | 65207fe | 2006-04-21 16:14:35 -0600 | [diff] [blame] | 476 | |
| 477 | pn = (u64)ri->pg0.WWPN.High << 32 | (u64)ri->pg0.WWPN.Low; |
| 478 | nn = (u64)ri->pg0.WWNN.High << 32 | (u64)ri->pg0.WWNN.Low; |
Michael Reed | 3bc7bf1 | 2006-01-25 18:05:18 -0700 | [diff] [blame] | 479 | dfcprintk ((MYIOC_s_INFO_FMT |
| 480 | "mptfc_reg_dev.%d: %x, %llx / %llx, tid %d, " |
Michael Reed | 05e8ec1 | 2006-01-13 14:31:54 -0600 | [diff] [blame] | 481 | "rport tid %d, tmo %d\n", |
Michael Reed | 3bc7bf1 | 2006-01-25 18:05:18 -0700 | [diff] [blame] | 482 | ioc->name, |
Moore, Eric | 914c2d8 | 2006-03-14 09:19:36 -0700 | [diff] [blame] | 483 | ioc->sh->host_no, |
Michael Reed | 05e8ec1 | 2006-01-13 14:31:54 -0600 | [diff] [blame] | 484 | pg0->PortIdentifier, |
Moore, Eric | 65207fe | 2006-04-21 16:14:35 -0600 | [diff] [blame] | 485 | (unsigned long long)nn, |
| 486 | (unsigned long long)pn, |
Michael Reed | 05e8ec1 | 2006-01-13 14:31:54 -0600 | [diff] [blame] | 487 | pg0->CurrentTargetID, |
| 488 | ri->rport->scsi_target_id, |
Michael Reed | 3bc7bf1 | 2006-01-25 18:05:18 -0700 | [diff] [blame] | 489 | ri->rport->dev_loss_tmo)); |
Michael Reed | 05e8ec1 | 2006-01-13 14:31:54 -0600 | [diff] [blame] | 490 | } else { |
| 491 | list_del(&ri->list); |
| 492 | kfree(ri); |
| 493 | ri = NULL; |
| 494 | } |
| 495 | } |
Michael Reed | 05e8ec1 | 2006-01-13 14:31:54 -0600 | [diff] [blame] | 496 | } |
| 497 | |
| 498 | /* |
Michael Reed | 3bc7bf1 | 2006-01-25 18:05:18 -0700 | [diff] [blame] | 499 | * OS entry point to allow for host driver to free allocated memory |
| 500 | * Called if no device present or device being unloaded |
| 501 | */ |
| 502 | static void |
| 503 | mptfc_target_destroy(struct scsi_target *starget) |
| 504 | { |
| 505 | struct fc_rport *rport; |
| 506 | struct mptfc_rport_info *ri; |
| 507 | |
| 508 | rport = starget_to_rport(starget); |
| 509 | if (rport) { |
| 510 | ri = *((struct mptfc_rport_info **)rport->dd_data); |
| 511 | if (ri) /* better be! */ |
| 512 | ri->starget = NULL; |
| 513 | } |
| 514 | if (starget->hostdata) |
| 515 | kfree(starget->hostdata); |
| 516 | starget->hostdata = NULL; |
| 517 | } |
| 518 | |
| 519 | /* |
| 520 | * OS entry point to allow host driver to alloc memory |
| 521 | * for each scsi target. Called once per device the bus scan. |
| 522 | * Return non-zero if allocation fails. |
| 523 | */ |
| 524 | static int |
| 525 | mptfc_target_alloc(struct scsi_target *starget) |
| 526 | { |
| 527 | VirtTarget *vtarget; |
| 528 | struct fc_rport *rport; |
| 529 | struct mptfc_rport_info *ri; |
| 530 | int rc; |
| 531 | |
| 532 | vtarget = kzalloc(sizeof(VirtTarget), GFP_KERNEL); |
| 533 | if (!vtarget) |
| 534 | return -ENOMEM; |
| 535 | starget->hostdata = vtarget; |
| 536 | |
| 537 | rc = -ENODEV; |
| 538 | rport = starget_to_rport(starget); |
| 539 | if (rport) { |
| 540 | ri = *((struct mptfc_rport_info **)rport->dd_data); |
| 541 | if (ri) { /* better be! */ |
| 542 | vtarget->target_id = ri->pg0.CurrentTargetID; |
| 543 | vtarget->bus_id = ri->pg0.CurrentBus; |
| 544 | ri->starget = starget; |
Michael Reed | 3bc7bf1 | 2006-01-25 18:05:18 -0700 | [diff] [blame] | 545 | rc = 0; |
| 546 | } |
| 547 | } |
| 548 | if (rc != 0) { |
| 549 | kfree(vtarget); |
| 550 | starget->hostdata = NULL; |
| 551 | } |
| 552 | |
| 553 | return rc; |
| 554 | } |
| 555 | |
| 556 | /* |
Michael Reed | 05e8ec1 | 2006-01-13 14:31:54 -0600 | [diff] [blame] | 557 | * OS entry point to allow host driver to alloc memory |
| 558 | * for each scsi device. Called once per device the bus scan. |
| 559 | * Return non-zero if allocation fails. |
| 560 | * Init memory once per LUN. |
| 561 | */ |
Adrian Bunk | 03fbcbc | 2006-01-25 02:00:52 +0100 | [diff] [blame] | 562 | static int |
Michael Reed | 05e8ec1 | 2006-01-13 14:31:54 -0600 | [diff] [blame] | 563 | mptfc_slave_alloc(struct scsi_device *sdev) |
| 564 | { |
| 565 | MPT_SCSI_HOST *hd; |
| 566 | VirtTarget *vtarget; |
| 567 | VirtDevice *vdev; |
| 568 | struct scsi_target *starget; |
| 569 | struct fc_rport *rport; |
Michael Reed | 05e8ec1 | 2006-01-13 14:31:54 -0600 | [diff] [blame] | 570 | |
| 571 | |
Moore, Eric | 65207fe | 2006-04-21 16:14:35 -0600 | [diff] [blame] | 572 | starget = scsi_target(sdev); |
| 573 | rport = starget_to_rport(starget); |
Michael Reed | 05e8ec1 | 2006-01-13 14:31:54 -0600 | [diff] [blame] | 574 | |
| 575 | if (!rport || fc_remote_port_chkready(rport)) |
| 576 | return -ENXIO; |
| 577 | |
| 578 | hd = (MPT_SCSI_HOST *)sdev->host->hostdata; |
| 579 | |
Michael Reed | 3bc7bf1 | 2006-01-25 18:05:18 -0700 | [diff] [blame] | 580 | vdev = kzalloc(sizeof(VirtDevice), GFP_KERNEL); |
Michael Reed | 05e8ec1 | 2006-01-13 14:31:54 -0600 | [diff] [blame] | 581 | if (!vdev) { |
| 582 | printk(MYIOC_s_ERR_FMT "slave_alloc kmalloc(%zd) FAILED!\n", |
| 583 | hd->ioc->name, sizeof(VirtDevice)); |
| 584 | return -ENOMEM; |
| 585 | } |
Michael Reed | 05e8ec1 | 2006-01-13 14:31:54 -0600 | [diff] [blame] | 586 | |
Michael Reed | 05e8ec1 | 2006-01-13 14:31:54 -0600 | [diff] [blame] | 587 | |
Michael Reed | 05e8ec1 | 2006-01-13 14:31:54 -0600 | [diff] [blame] | 588 | sdev->hostdata = vdev; |
Michael Reed | 05e8ec1 | 2006-01-13 14:31:54 -0600 | [diff] [blame] | 589 | vtarget = starget->hostdata; |
Michael Reed | 3bc7bf1 | 2006-01-25 18:05:18 -0700 | [diff] [blame] | 590 | |
Michael Reed | 05e8ec1 | 2006-01-13 14:31:54 -0600 | [diff] [blame] | 591 | if (vtarget->num_luns == 0) { |
Michael Reed | 3bc7bf1 | 2006-01-25 18:05:18 -0700 | [diff] [blame] | 592 | vtarget->ioc_id = hd->ioc->id; |
Eric Moore | ba856d3 | 2006-07-11 17:34:01 -0600 | [diff] [blame] | 593 | vtarget->tflags = MPT_TARGET_FLAGS_Q_YES; |
Michael Reed | 05e8ec1 | 2006-01-13 14:31:54 -0600 | [diff] [blame] | 594 | hd->Targets[sdev->id] = vtarget; |
| 595 | } |
| 596 | |
Michael Reed | 05e8ec1 | 2006-01-13 14:31:54 -0600 | [diff] [blame] | 597 | vdev->vtarget = vtarget; |
Michael Reed | 05e8ec1 | 2006-01-13 14:31:54 -0600 | [diff] [blame] | 598 | vdev->lun = sdev->lun; |
Michael Reed | 05e8ec1 | 2006-01-13 14:31:54 -0600 | [diff] [blame] | 599 | |
Michael Reed | 05e8ec1 | 2006-01-13 14:31:54 -0600 | [diff] [blame] | 600 | vtarget->num_luns++; |
| 601 | |
Moore, Eric | 65207fe | 2006-04-21 16:14:35 -0600 | [diff] [blame] | 602 | |
Moore, Eric | 914c2d8 | 2006-03-14 09:19:36 -0700 | [diff] [blame] | 603 | #ifdef DMPT_DEBUG_FC |
Moore, Eric | 65207fe | 2006-04-21 16:14:35 -0600 | [diff] [blame] | 604 | { |
| 605 | u64 nn, pn; |
Moore, Eric | 914c2d8 | 2006-03-14 09:19:36 -0700 | [diff] [blame] | 606 | struct mptfc_rport_info *ri; |
| 607 | ri = *((struct mptfc_rport_info **)rport->dd_data); |
Moore, Eric | 65207fe | 2006-04-21 16:14:35 -0600 | [diff] [blame] | 608 | pn = (u64)ri->pg0.WWPN.High << 32 | (u64)ri->pg0.WWPN.Low; |
| 609 | nn = (u64)ri->pg0.WWNN.High << 32 | (u64)ri->pg0.WWNN.Low; |
Michael Reed | 3bc7bf1 | 2006-01-25 18:05:18 -0700 | [diff] [blame] | 610 | dfcprintk ((MYIOC_s_INFO_FMT |
| 611 | "mptfc_slv_alloc.%d: num_luns %d, sdev.id %d, " |
Michael Reed | 05e8ec1 | 2006-01-13 14:31:54 -0600 | [diff] [blame] | 612 | "CurrentTargetID %d, %x %llx %llx\n", |
Moore, Eric | 914c2d8 | 2006-03-14 09:19:36 -0700 | [diff] [blame] | 613 | hd->ioc->name, |
Michael Reed | 3bc7bf1 | 2006-01-25 18:05:18 -0700 | [diff] [blame] | 614 | sdev->host->host_no, |
| 615 | vtarget->num_luns, |
| 616 | sdev->id, ri->pg0.CurrentTargetID, |
Moore, Eric | 65207fe | 2006-04-21 16:14:35 -0600 | [diff] [blame] | 617 | ri->pg0.PortIdentifier, |
| 618 | (unsigned long long)pn, |
| 619 | (unsigned long long)nn)); |
Moore, Eric | 914c2d8 | 2006-03-14 09:19:36 -0700 | [diff] [blame] | 620 | } |
| 621 | #endif |
Michael Reed | 05e8ec1 | 2006-01-13 14:31:54 -0600 | [diff] [blame] | 622 | |
| 623 | return 0; |
| 624 | } |
| 625 | |
| 626 | static int |
| 627 | mptfc_qcmd(struct scsi_cmnd *SCpnt, void (*done)(struct scsi_cmnd *)) |
| 628 | { |
Michael Reed | 3bc7bf1 | 2006-01-25 18:05:18 -0700 | [diff] [blame] | 629 | struct mptfc_rport_info *ri; |
Michael Reed | 05e8ec1 | 2006-01-13 14:31:54 -0600 | [diff] [blame] | 630 | struct fc_rport *rport = starget_to_rport(scsi_target(SCpnt->device)); |
| 631 | int err; |
| 632 | |
| 633 | err = fc_remote_port_chkready(rport); |
| 634 | if (unlikely(err)) { |
| 635 | SCpnt->result = err; |
| 636 | done(SCpnt); |
| 637 | return 0; |
| 638 | } |
Michael Reed | 3bc7bf1 | 2006-01-25 18:05:18 -0700 | [diff] [blame] | 639 | |
Michael Reed | 35508e4 | 2006-10-06 15:39:25 -0500 | [diff] [blame] | 640 | if (!SCpnt->device->hostdata) { /* vdev */ |
| 641 | SCpnt->result = DID_NO_CONNECT << 16; |
| 642 | done(SCpnt); |
| 643 | return 0; |
| 644 | } |
| 645 | |
Moore, Eric | 65207fe | 2006-04-21 16:14:35 -0600 | [diff] [blame] | 646 | /* dd_data is null until finished adding target */ |
| 647 | ri = *((struct mptfc_rport_info **)rport->dd_data); |
| 648 | if (unlikely(!ri)) { |
| 649 | dfcprintk ((MYIOC_s_INFO_FMT |
| 650 | "mptfc_qcmd.%d: %d:%d, dd_data is null.\n", |
| 651 | ((MPT_SCSI_HOST *) SCpnt->device->host->hostdata)->ioc->name, |
| 652 | ((MPT_SCSI_HOST *) SCpnt->device->host->hostdata)->ioc->sh->host_no, |
| 653 | SCpnt->device->id,SCpnt->device->lun)); |
| 654 | SCpnt->result = DID_IMM_RETRY << 16; |
| 655 | done(SCpnt); |
| 656 | return 0; |
| 657 | } |
| 658 | |
| 659 | err = mptscsih_qcmd(SCpnt,done); |
| 660 | #ifdef DMPT_DEBUG_FC |
| 661 | if (unlikely(err)) { |
| 662 | dfcprintk ((MYIOC_s_INFO_FMT |
Michael Reed | 419835e | 2006-05-24 15:07:40 -0500 | [diff] [blame] | 663 | "mptfc_qcmd.%d: %d:%d, mptscsih_qcmd returns non-zero, (%x).\n", |
Moore, Eric | 65207fe | 2006-04-21 16:14:35 -0600 | [diff] [blame] | 664 | ((MPT_SCSI_HOST *) SCpnt->device->host->hostdata)->ioc->name, |
| 665 | ((MPT_SCSI_HOST *) SCpnt->device->host->hostdata)->ioc->sh->host_no, |
Michael Reed | 419835e | 2006-05-24 15:07:40 -0500 | [diff] [blame] | 666 | SCpnt->device->id,SCpnt->device->lun,err)); |
Moore, Eric | 65207fe | 2006-04-21 16:14:35 -0600 | [diff] [blame] | 667 | } |
| 668 | #endif |
| 669 | return err; |
Michael Reed | 05e8ec1 | 2006-01-13 14:31:54 -0600 | [diff] [blame] | 670 | } |
| 671 | |
Michael Reed | 80d3ac7 | 2006-05-24 15:07:09 -0500 | [diff] [blame] | 672 | /* |
| 673 | * mptfc_GetFcPortPage0 - Fetch FCPort config Page0. |
| 674 | * @ioc: Pointer to MPT_ADAPTER structure |
| 675 | * @portnum: IOC Port number |
| 676 | * |
| 677 | * Return: 0 for success |
| 678 | * -ENOMEM if no memory available |
| 679 | * -EPERM if not allowed due to ISR context |
| 680 | * -EAGAIN if no msg frames currently available |
| 681 | * -EFAULT for non-successful reply or no reply (timeout) |
| 682 | * -EINVAL portnum arg out of range (hardwired to two elements) |
| 683 | */ |
| 684 | static int |
| 685 | mptfc_GetFcPortPage0(MPT_ADAPTER *ioc, int portnum) |
| 686 | { |
| 687 | ConfigPageHeader_t hdr; |
| 688 | CONFIGPARMS cfg; |
| 689 | FCPortPage0_t *ppage0_alloc; |
| 690 | FCPortPage0_t *pp0dest; |
| 691 | dma_addr_t page0_dma; |
| 692 | int data_sz; |
| 693 | int copy_sz; |
| 694 | int rc; |
| 695 | int count = 400; |
| 696 | |
| 697 | if (portnum > 1) |
| 698 | return -EINVAL; |
| 699 | |
| 700 | /* Get FCPort Page 0 header */ |
| 701 | hdr.PageVersion = 0; |
| 702 | hdr.PageLength = 0; |
| 703 | hdr.PageNumber = 0; |
| 704 | hdr.PageType = MPI_CONFIG_PAGETYPE_FC_PORT; |
| 705 | cfg.cfghdr.hdr = &hdr; |
| 706 | cfg.physAddr = -1; |
| 707 | cfg.action = MPI_CONFIG_ACTION_PAGE_HEADER; |
| 708 | cfg.dir = 0; |
| 709 | cfg.pageAddr = portnum; |
| 710 | cfg.timeout = 0; |
| 711 | |
| 712 | if ((rc = mpt_config(ioc, &cfg)) != 0) |
| 713 | return rc; |
| 714 | |
| 715 | if (hdr.PageLength == 0) |
| 716 | return 0; |
| 717 | |
| 718 | data_sz = hdr.PageLength * 4; |
| 719 | rc = -ENOMEM; |
| 720 | ppage0_alloc = (FCPortPage0_t *) pci_alloc_consistent(ioc->pcidev, data_sz, &page0_dma); |
| 721 | if (ppage0_alloc) { |
| 722 | |
| 723 | try_again: |
| 724 | memset((u8 *)ppage0_alloc, 0, data_sz); |
| 725 | cfg.physAddr = page0_dma; |
| 726 | cfg.action = MPI_CONFIG_ACTION_PAGE_READ_CURRENT; |
| 727 | |
| 728 | if ((rc = mpt_config(ioc, &cfg)) == 0) { |
| 729 | /* save the data */ |
| 730 | pp0dest = &ioc->fc_port_page0[portnum]; |
| 731 | copy_sz = min_t(int, sizeof(FCPortPage0_t), data_sz); |
| 732 | memcpy(pp0dest, ppage0_alloc, copy_sz); |
| 733 | |
| 734 | /* |
| 735 | * Normalize endianness of structure data, |
| 736 | * by byte-swapping all > 1 byte fields! |
| 737 | */ |
| 738 | pp0dest->Flags = le32_to_cpu(pp0dest->Flags); |
| 739 | pp0dest->PortIdentifier = le32_to_cpu(pp0dest->PortIdentifier); |
| 740 | pp0dest->WWNN.Low = le32_to_cpu(pp0dest->WWNN.Low); |
| 741 | pp0dest->WWNN.High = le32_to_cpu(pp0dest->WWNN.High); |
| 742 | pp0dest->WWPN.Low = le32_to_cpu(pp0dest->WWPN.Low); |
| 743 | pp0dest->WWPN.High = le32_to_cpu(pp0dest->WWPN.High); |
| 744 | pp0dest->SupportedServiceClass = le32_to_cpu(pp0dest->SupportedServiceClass); |
| 745 | pp0dest->SupportedSpeeds = le32_to_cpu(pp0dest->SupportedSpeeds); |
| 746 | pp0dest->CurrentSpeed = le32_to_cpu(pp0dest->CurrentSpeed); |
| 747 | pp0dest->MaxFrameSize = le32_to_cpu(pp0dest->MaxFrameSize); |
| 748 | pp0dest->FabricWWNN.Low = le32_to_cpu(pp0dest->FabricWWNN.Low); |
| 749 | pp0dest->FabricWWNN.High = le32_to_cpu(pp0dest->FabricWWNN.High); |
| 750 | pp0dest->FabricWWPN.Low = le32_to_cpu(pp0dest->FabricWWPN.Low); |
| 751 | pp0dest->FabricWWPN.High = le32_to_cpu(pp0dest->FabricWWPN.High); |
| 752 | pp0dest->DiscoveredPortsCount = le32_to_cpu(pp0dest->DiscoveredPortsCount); |
| 753 | pp0dest->MaxInitiators = le32_to_cpu(pp0dest->MaxInitiators); |
| 754 | |
| 755 | /* |
| 756 | * if still doing discovery, |
| 757 | * hang loose a while until finished |
| 758 | */ |
Michael Reed | 77d88ee | 2006-07-31 12:19:40 -0500 | [diff] [blame] | 759 | if ((pp0dest->PortState == MPI_FCPORTPAGE0_PORTSTATE_UNKNOWN) || |
| 760 | (pp0dest->PortState == MPI_FCPORTPAGE0_PORTSTATE_ONLINE && |
| 761 | (pp0dest->Flags & MPI_FCPORTPAGE0_FLAGS_ATTACH_TYPE_MASK) |
| 762 | == MPI_FCPORTPAGE0_FLAGS_ATTACH_NO_INIT)) { |
Michael Reed | 80d3ac7 | 2006-05-24 15:07:09 -0500 | [diff] [blame] | 763 | if (count-- > 0) { |
Michael Reed | d6be06c | 2006-05-24 15:07:57 -0500 | [diff] [blame] | 764 | msleep(100); |
Michael Reed | 80d3ac7 | 2006-05-24 15:07:09 -0500 | [diff] [blame] | 765 | goto try_again; |
| 766 | } |
| 767 | printk(MYIOC_s_INFO_FMT "Firmware discovery not" |
| 768 | " complete.\n", |
| 769 | ioc->name); |
| 770 | } |
| 771 | } |
| 772 | |
| 773 | pci_free_consistent(ioc->pcidev, data_sz, (u8 *) ppage0_alloc, page0_dma); |
| 774 | } |
| 775 | |
| 776 | return rc; |
| 777 | } |
| 778 | |
Michael Reed | ca2f938 | 2006-05-24 15:07:24 -0500 | [diff] [blame] | 779 | static int |
| 780 | mptfc_WriteFcPortPage1(MPT_ADAPTER *ioc, int portnum) |
| 781 | { |
| 782 | ConfigPageHeader_t hdr; |
| 783 | CONFIGPARMS cfg; |
| 784 | int rc; |
| 785 | |
| 786 | if (portnum > 1) |
| 787 | return -EINVAL; |
| 788 | |
| 789 | if (!(ioc->fc_data.fc_port_page1[portnum].data)) |
| 790 | return -EINVAL; |
| 791 | |
| 792 | /* get fcport page 1 header */ |
| 793 | hdr.PageVersion = 0; |
| 794 | hdr.PageLength = 0; |
| 795 | hdr.PageNumber = 1; |
| 796 | hdr.PageType = MPI_CONFIG_PAGETYPE_FC_PORT; |
| 797 | cfg.cfghdr.hdr = &hdr; |
| 798 | cfg.physAddr = -1; |
| 799 | cfg.action = MPI_CONFIG_ACTION_PAGE_HEADER; |
| 800 | cfg.dir = 0; |
| 801 | cfg.pageAddr = portnum; |
| 802 | cfg.timeout = 0; |
| 803 | |
| 804 | if ((rc = mpt_config(ioc, &cfg)) != 0) |
| 805 | return rc; |
| 806 | |
| 807 | if (hdr.PageLength == 0) |
| 808 | return -ENODEV; |
| 809 | |
| 810 | if (hdr.PageLength*4 != ioc->fc_data.fc_port_page1[portnum].pg_sz) |
| 811 | return -EINVAL; |
| 812 | |
| 813 | cfg.physAddr = ioc->fc_data.fc_port_page1[portnum].dma; |
| 814 | cfg.action = MPI_CONFIG_ACTION_PAGE_WRITE_CURRENT; |
| 815 | cfg.dir = 1; |
| 816 | |
| 817 | rc = mpt_config(ioc, &cfg); |
| 818 | |
| 819 | return rc; |
| 820 | } |
| 821 | |
| 822 | static int |
| 823 | mptfc_GetFcPortPage1(MPT_ADAPTER *ioc, int portnum) |
| 824 | { |
| 825 | ConfigPageHeader_t hdr; |
| 826 | CONFIGPARMS cfg; |
| 827 | FCPortPage1_t *page1_alloc; |
| 828 | dma_addr_t page1_dma; |
| 829 | int data_sz; |
| 830 | int rc; |
| 831 | |
| 832 | if (portnum > 1) |
| 833 | return -EINVAL; |
| 834 | |
| 835 | /* get fcport page 1 header */ |
| 836 | hdr.PageVersion = 0; |
| 837 | hdr.PageLength = 0; |
| 838 | hdr.PageNumber = 1; |
| 839 | hdr.PageType = MPI_CONFIG_PAGETYPE_FC_PORT; |
| 840 | cfg.cfghdr.hdr = &hdr; |
| 841 | cfg.physAddr = -1; |
| 842 | cfg.action = MPI_CONFIG_ACTION_PAGE_HEADER; |
| 843 | cfg.dir = 0; |
| 844 | cfg.pageAddr = portnum; |
| 845 | cfg.timeout = 0; |
| 846 | |
| 847 | if ((rc = mpt_config(ioc, &cfg)) != 0) |
| 848 | return rc; |
| 849 | |
| 850 | if (hdr.PageLength == 0) |
| 851 | return -ENODEV; |
| 852 | |
| 853 | start_over: |
| 854 | |
| 855 | if (ioc->fc_data.fc_port_page1[portnum].data == NULL) { |
| 856 | data_sz = hdr.PageLength * 4; |
| 857 | if (data_sz < sizeof(FCPortPage1_t)) |
| 858 | data_sz = sizeof(FCPortPage1_t); |
| 859 | |
| 860 | page1_alloc = (FCPortPage1_t *) pci_alloc_consistent(ioc->pcidev, |
| 861 | data_sz, |
| 862 | &page1_dma); |
| 863 | if (!page1_alloc) |
| 864 | return -ENOMEM; |
| 865 | } |
| 866 | else { |
| 867 | page1_alloc = ioc->fc_data.fc_port_page1[portnum].data; |
| 868 | page1_dma = ioc->fc_data.fc_port_page1[portnum].dma; |
| 869 | data_sz = ioc->fc_data.fc_port_page1[portnum].pg_sz; |
| 870 | if (hdr.PageLength * 4 > data_sz) { |
| 871 | ioc->fc_data.fc_port_page1[portnum].data = NULL; |
| 872 | pci_free_consistent(ioc->pcidev, data_sz, (u8 *) |
| 873 | page1_alloc, page1_dma); |
| 874 | goto start_over; |
| 875 | } |
| 876 | } |
| 877 | |
| 878 | memset(page1_alloc,0,data_sz); |
| 879 | |
| 880 | cfg.physAddr = page1_dma; |
| 881 | cfg.action = MPI_CONFIG_ACTION_PAGE_READ_CURRENT; |
| 882 | |
| 883 | if ((rc = mpt_config(ioc, &cfg)) == 0) { |
| 884 | ioc->fc_data.fc_port_page1[portnum].data = page1_alloc; |
| 885 | ioc->fc_data.fc_port_page1[portnum].pg_sz = data_sz; |
| 886 | ioc->fc_data.fc_port_page1[portnum].dma = page1_dma; |
| 887 | } |
| 888 | else { |
| 889 | ioc->fc_data.fc_port_page1[portnum].data = NULL; |
| 890 | pci_free_consistent(ioc->pcidev, data_sz, (u8 *) |
| 891 | page1_alloc, page1_dma); |
| 892 | } |
| 893 | |
| 894 | return rc; |
| 895 | } |
| 896 | |
| 897 | static void |
| 898 | mptfc_SetFcPortPage1_defaults(MPT_ADAPTER *ioc) |
| 899 | { |
| 900 | int ii; |
| 901 | FCPortPage1_t *pp1; |
| 902 | |
| 903 | #define MPTFC_FW_DEVICE_TIMEOUT (1) |
| 904 | #define MPTFC_FW_IO_PEND_TIMEOUT (1) |
| 905 | #define ON_FLAGS (MPI_FCPORTPAGE1_FLAGS_IMMEDIATE_ERROR_REPLY) |
| 906 | #define OFF_FLAGS (MPI_FCPORTPAGE1_FLAGS_VERBOSE_RESCAN_EVENTS) |
| 907 | |
| 908 | for (ii=0; ii<ioc->facts.NumberOfPorts; ii++) { |
| 909 | if (mptfc_GetFcPortPage1(ioc, ii) != 0) |
| 910 | continue; |
| 911 | pp1 = ioc->fc_data.fc_port_page1[ii].data; |
| 912 | if ((pp1->InitiatorDeviceTimeout == MPTFC_FW_DEVICE_TIMEOUT) |
| 913 | && (pp1->InitiatorIoPendTimeout == MPTFC_FW_IO_PEND_TIMEOUT) |
| 914 | && ((pp1->Flags & ON_FLAGS) == ON_FLAGS) |
| 915 | && ((pp1->Flags & OFF_FLAGS) == 0)) |
| 916 | continue; |
| 917 | pp1->InitiatorDeviceTimeout = MPTFC_FW_DEVICE_TIMEOUT; |
| 918 | pp1->InitiatorIoPendTimeout = MPTFC_FW_IO_PEND_TIMEOUT; |
| 919 | pp1->Flags &= ~OFF_FLAGS; |
| 920 | pp1->Flags |= ON_FLAGS; |
| 921 | mptfc_WriteFcPortPage1(ioc, ii); |
| 922 | } |
| 923 | } |
| 924 | |
| 925 | |
Michael Reed | 05e8ec1 | 2006-01-13 14:31:54 -0600 | [diff] [blame] | 926 | static void |
| 927 | mptfc_init_host_attr(MPT_ADAPTER *ioc,int portnum) |
| 928 | { |
Michael Reed | 5d947f2 | 2006-07-31 12:19:30 -0500 | [diff] [blame] | 929 | unsigned class = 0; |
| 930 | unsigned cos = 0; |
| 931 | unsigned speed; |
| 932 | unsigned port_type; |
| 933 | unsigned port_state; |
| 934 | FCPortPage0_t *pp0; |
| 935 | struct Scsi_Host *sh; |
| 936 | char *sn; |
Michael Reed | 05e8ec1 | 2006-01-13 14:31:54 -0600 | [diff] [blame] | 937 | |
| 938 | /* don't know what to do as only one scsi (fc) host was allocated */ |
| 939 | if (portnum != 0) |
| 940 | return; |
| 941 | |
Michael Reed | 5d947f2 | 2006-07-31 12:19:30 -0500 | [diff] [blame] | 942 | pp0 = &ioc->fc_port_page0[portnum]; |
| 943 | sh = ioc->sh; |
| 944 | |
| 945 | sn = fc_host_symbolic_name(sh); |
| 946 | snprintf(sn, FC_SYMBOLIC_NAME_SIZE, "%s %s%08xh", |
| 947 | ioc->prod_name, |
| 948 | MPT_FW_REV_MAGIC_ID_STRING, |
| 949 | ioc->facts.FWVersion.Word); |
| 950 | |
| 951 | fc_host_tgtid_bind_type(sh) = FC_TGTID_BIND_BY_WWPN; |
| 952 | |
| 953 | fc_host_maxframe_size(sh) = pp0->MaxFrameSize; |
| 954 | |
| 955 | fc_host_node_name(sh) = |
| 956 | (u64)pp0->WWNN.High << 32 | (u64)pp0->WWNN.Low; |
| 957 | |
| 958 | fc_host_port_name(sh) = |
| 959 | (u64)pp0->WWPN.High << 32 | (u64)pp0->WWPN.Low; |
| 960 | |
| 961 | fc_host_port_id(sh) = pp0->PortIdentifier; |
| 962 | |
| 963 | class = pp0->SupportedServiceClass; |
Michael Reed | 05e8ec1 | 2006-01-13 14:31:54 -0600 | [diff] [blame] | 964 | if (class & MPI_FCPORTPAGE0_SUPPORT_CLASS_1) |
| 965 | cos |= FC_COS_CLASS1; |
| 966 | if (class & MPI_FCPORTPAGE0_SUPPORT_CLASS_2) |
| 967 | cos |= FC_COS_CLASS2; |
| 968 | if (class & MPI_FCPORTPAGE0_SUPPORT_CLASS_3) |
| 969 | cos |= FC_COS_CLASS3; |
Michael Reed | 5d947f2 | 2006-07-31 12:19:30 -0500 | [diff] [blame] | 970 | fc_host_supported_classes(sh) = cos; |
Michael Reed | 05e8ec1 | 2006-01-13 14:31:54 -0600 | [diff] [blame] | 971 | |
Michael Reed | 5d947f2 | 2006-07-31 12:19:30 -0500 | [diff] [blame] | 972 | if (pp0->CurrentSpeed == MPI_FCPORTPAGE0_CURRENT_SPEED_1GBIT) |
| 973 | speed = FC_PORTSPEED_1GBIT; |
| 974 | else if (pp0->CurrentSpeed == MPI_FCPORTPAGE0_CURRENT_SPEED_2GBIT) |
| 975 | speed = FC_PORTSPEED_2GBIT; |
| 976 | else if (pp0->CurrentSpeed == MPI_FCPORTPAGE0_CURRENT_SPEED_4GBIT) |
| 977 | speed = FC_PORTSPEED_4GBIT; |
| 978 | else if (pp0->CurrentSpeed == MPI_FCPORTPAGE0_CURRENT_SPEED_10GBIT) |
| 979 | speed = FC_PORTSPEED_10GBIT; |
| 980 | else |
| 981 | speed = FC_PORTSPEED_UNKNOWN; |
| 982 | fc_host_speed(sh) = speed; |
Michael Reed | 05e8ec1 | 2006-01-13 14:31:54 -0600 | [diff] [blame] | 983 | |
Michael Reed | 5d947f2 | 2006-07-31 12:19:30 -0500 | [diff] [blame] | 984 | speed = 0; |
| 985 | if (pp0->SupportedSpeeds & MPI_FCPORTPAGE0_SUPPORT_1GBIT_SPEED) |
| 986 | speed |= FC_PORTSPEED_1GBIT; |
| 987 | if (pp0->SupportedSpeeds & MPI_FCPORTPAGE0_SUPPORT_2GBIT_SPEED) |
| 988 | speed |= FC_PORTSPEED_2GBIT; |
| 989 | if (pp0->SupportedSpeeds & MPI_FCPORTPAGE0_SUPPORT_4GBIT_SPEED) |
| 990 | speed |= FC_PORTSPEED_4GBIT; |
| 991 | if (pp0->SupportedSpeeds & MPI_FCPORTPAGE0_SUPPORT_10GBIT_SPEED) |
| 992 | speed |= FC_PORTSPEED_10GBIT; |
| 993 | fc_host_supported_speeds(sh) = speed; |
Michael Reed | 05e8ec1 | 2006-01-13 14:31:54 -0600 | [diff] [blame] | 994 | |
Michael Reed | 5d947f2 | 2006-07-31 12:19:30 -0500 | [diff] [blame] | 995 | port_state = FC_PORTSTATE_UNKNOWN; |
| 996 | if (pp0->PortState == MPI_FCPORTPAGE0_PORTSTATE_ONLINE) |
| 997 | port_state = FC_PORTSTATE_ONLINE; |
| 998 | else if (pp0->PortState == MPI_FCPORTPAGE0_PORTSTATE_OFFLINE) |
| 999 | port_state = FC_PORTSTATE_LINKDOWN; |
| 1000 | fc_host_port_state(sh) = port_state; |
Michael Reed | 05e8ec1 | 2006-01-13 14:31:54 -0600 | [diff] [blame] | 1001 | |
Michael Reed | 5d947f2 | 2006-07-31 12:19:30 -0500 | [diff] [blame] | 1002 | port_type = FC_PORTTYPE_UNKNOWN; |
| 1003 | if (pp0->Flags & MPI_FCPORTPAGE0_FLAGS_ATTACH_POINT_TO_POINT) |
| 1004 | port_type = FC_PORTTYPE_PTP; |
| 1005 | else if (pp0->Flags & MPI_FCPORTPAGE0_FLAGS_ATTACH_PRIVATE_LOOP) |
| 1006 | port_type = FC_PORTTYPE_LPORT; |
| 1007 | else if (pp0->Flags & MPI_FCPORTPAGE0_FLAGS_ATTACH_PUBLIC_LOOP) |
| 1008 | port_type = FC_PORTTYPE_NLPORT; |
| 1009 | else if (pp0->Flags & MPI_FCPORTPAGE0_FLAGS_ATTACH_FABRIC_DIRECT) |
| 1010 | port_type = FC_PORTTYPE_NPORT; |
| 1011 | fc_host_port_type(sh) = port_type; |
Michael Reed | 05e8ec1 | 2006-01-13 14:31:54 -0600 | [diff] [blame] | 1012 | |
Michael Reed | 5d947f2 | 2006-07-31 12:19:30 -0500 | [diff] [blame] | 1013 | fc_host_fabric_name(sh) = |
| 1014 | (pp0->Flags & MPI_FCPORTPAGE0_FLAGS_FABRIC_WWN_VALID) ? |
| 1015 | (u64) pp0->FabricWWNN.High << 32 | (u64) pp0->FabricWWPN.Low : |
| 1016 | (u64)pp0->WWNN.High << 32 | (u64)pp0->WWNN.Low; |
| 1017 | |
Michael Reed | 05e8ec1 | 2006-01-13 14:31:54 -0600 | [diff] [blame] | 1018 | } |
| 1019 | |
| 1020 | static void |
David Howells | c402895 | 2006-11-22 14:57:56 +0000 | [diff] [blame] | 1021 | mptfc_setup_reset(struct work_struct *work) |
Michael Reed | 419835e | 2006-05-24 15:07:40 -0500 | [diff] [blame] | 1022 | { |
David Howells | c402895 | 2006-11-22 14:57:56 +0000 | [diff] [blame] | 1023 | MPT_ADAPTER *ioc = |
| 1024 | container_of(work, MPT_ADAPTER, fc_setup_reset_work); |
Michael Reed | 419835e | 2006-05-24 15:07:40 -0500 | [diff] [blame] | 1025 | u64 pn; |
| 1026 | struct mptfc_rport_info *ri; |
| 1027 | |
| 1028 | /* reset about to happen, delete (block) all rports */ |
| 1029 | list_for_each_entry(ri, &ioc->fc_rports, list) { |
| 1030 | if (ri->flags & MPT_RPORT_INFO_FLAGS_REGISTERED) { |
| 1031 | ri->flags &= ~MPT_RPORT_INFO_FLAGS_REGISTERED; |
| 1032 | fc_remote_port_delete(ri->rport); /* won't sleep */ |
| 1033 | ri->rport = NULL; |
| 1034 | |
| 1035 | pn = (u64)ri->pg0.WWPN.High << 32 | |
| 1036 | (u64)ri->pg0.WWPN.Low; |
| 1037 | dfcprintk ((MYIOC_s_INFO_FMT |
| 1038 | "mptfc_setup_reset.%d: %llx deleted\n", |
| 1039 | ioc->name, |
| 1040 | ioc->sh->host_no, |
| 1041 | (unsigned long long)pn)); |
| 1042 | } |
| 1043 | } |
| 1044 | } |
| 1045 | |
| 1046 | static void |
David Howells | c402895 | 2006-11-22 14:57:56 +0000 | [diff] [blame] | 1047 | mptfc_rescan_devices(struct work_struct *work) |
Michael Reed | 05e8ec1 | 2006-01-13 14:31:54 -0600 | [diff] [blame] | 1048 | { |
David Howells | c402895 | 2006-11-22 14:57:56 +0000 | [diff] [blame] | 1049 | MPT_ADAPTER *ioc = |
| 1050 | container_of(work, MPT_ADAPTER, fc_rescan_work); |
Michael Reed | 05e8ec1 | 2006-01-13 14:31:54 -0600 | [diff] [blame] | 1051 | int ii; |
Moore, Eric | 65207fe | 2006-04-21 16:14:35 -0600 | [diff] [blame] | 1052 | u64 pn; |
Michael Reed | 05e8ec1 | 2006-01-13 14:31:54 -0600 | [diff] [blame] | 1053 | struct mptfc_rport_info *ri; |
| 1054 | |
Michael Reed | 3a0c56d | 2006-07-31 12:19:50 -0500 | [diff] [blame] | 1055 | /* start by tagging all ports as missing */ |
| 1056 | list_for_each_entry(ri, &ioc->fc_rports, list) { |
| 1057 | if (ri->flags & MPT_RPORT_INFO_FLAGS_REGISTERED) { |
| 1058 | ri->flags |= MPT_RPORT_INFO_FLAGS_MISSING; |
Michael Reed | 05e8ec1 | 2006-01-13 14:31:54 -0600 | [diff] [blame] | 1059 | } |
Michael Reed | 3a0c56d | 2006-07-31 12:19:50 -0500 | [diff] [blame] | 1060 | } |
Michael Reed | 05e8ec1 | 2006-01-13 14:31:54 -0600 | [diff] [blame] | 1061 | |
Michael Reed | 3a0c56d | 2006-07-31 12:19:50 -0500 | [diff] [blame] | 1062 | /* |
| 1063 | * now rescan devices known to adapter, |
| 1064 | * will reregister existing rports |
| 1065 | */ |
| 1066 | for (ii=0; ii < ioc->facts.NumberOfPorts; ii++) { |
| 1067 | (void) mptfc_GetFcPortPage0(ioc, ii); |
| 1068 | mptfc_init_host_attr(ioc, ii); /* refresh */ |
| 1069 | mptfc_GetFcDevPage0(ioc, ii, mptfc_register_dev); |
| 1070 | } |
| 1071 | |
| 1072 | /* delete devices still missing */ |
| 1073 | list_for_each_entry(ri, &ioc->fc_rports, list) { |
| 1074 | /* if newly missing, delete it */ |
| 1075 | if (ri->flags & MPT_RPORT_INFO_FLAGS_MISSING) { |
| 1076 | |
| 1077 | ri->flags &= ~(MPT_RPORT_INFO_FLAGS_REGISTERED| |
| 1078 | MPT_RPORT_INFO_FLAGS_MISSING); |
| 1079 | fc_remote_port_delete(ri->rport); /* won't sleep */ |
| 1080 | ri->rport = NULL; |
| 1081 | |
| 1082 | pn = (u64)ri->pg0.WWPN.High << 32 | |
| 1083 | (u64)ri->pg0.WWPN.Low; |
| 1084 | dfcprintk ((MYIOC_s_INFO_FMT |
| 1085 | "mptfc_rescan.%d: %llx deleted\n", |
| 1086 | ioc->name, |
| 1087 | ioc->sh->host_no, |
| 1088 | (unsigned long long)pn)); |
Michael Reed | 05e8ec1 | 2006-01-13 14:31:54 -0600 | [diff] [blame] | 1089 | } |
Michael Reed | 3a0c56d | 2006-07-31 12:19:50 -0500 | [diff] [blame] | 1090 | } |
Michael Reed | 05e8ec1 | 2006-01-13 14:31:54 -0600 | [diff] [blame] | 1091 | } |
| 1092 | |
Moore, Eric Dean | 2496af3 | 2005-04-22 18:02:41 -0400 | [diff] [blame] | 1093 | static int |
| 1094 | mptfc_probe(struct pci_dev *pdev, const struct pci_device_id *id) |
| 1095 | { |
| 1096 | struct Scsi_Host *sh; |
| 1097 | MPT_SCSI_HOST *hd; |
| 1098 | MPT_ADAPTER *ioc; |
| 1099 | unsigned long flags; |
Christoph Hellwig | 1ca00bb | 2006-01-13 18:27:50 +0100 | [diff] [blame] | 1100 | int ii; |
Moore, Eric Dean | 2496af3 | 2005-04-22 18:02:41 -0400 | [diff] [blame] | 1101 | int numSGE = 0; |
| 1102 | int scale; |
| 1103 | int ioc_cap; |
Moore, Eric Dean | 2496af3 | 2005-04-22 18:02:41 -0400 | [diff] [blame] | 1104 | int error=0; |
| 1105 | int r; |
Michael Reed | 05e8ec1 | 2006-01-13 14:31:54 -0600 | [diff] [blame] | 1106 | |
Moore, Eric Dean | 2496af3 | 2005-04-22 18:02:41 -0400 | [diff] [blame] | 1107 | if ((r = mpt_attach(pdev,id)) != 0) |
| 1108 | return r; |
Michael Reed | 05e8ec1 | 2006-01-13 14:31:54 -0600 | [diff] [blame] | 1109 | |
Moore, Eric Dean | 2496af3 | 2005-04-22 18:02:41 -0400 | [diff] [blame] | 1110 | ioc = pci_get_drvdata(pdev); |
Moore, Eric Dean | d335cc3 | 2005-04-30 17:09:38 -0500 | [diff] [blame] | 1111 | ioc->DoneCtx = mptfcDoneCtx; |
| 1112 | ioc->TaskCtx = mptfcTaskCtx; |
| 1113 | ioc->InternalCtx = mptfcInternalCtx; |
Moore, Eric Dean | 2496af3 | 2005-04-22 18:02:41 -0400 | [diff] [blame] | 1114 | |
| 1115 | /* Added sanity check on readiness of the MPT adapter. |
| 1116 | */ |
| 1117 | if (ioc->last_state != MPI_IOC_STATE_OPERATIONAL) { |
| 1118 | printk(MYIOC_s_WARN_FMT |
| 1119 | "Skipping because it's not operational!\n", |
| 1120 | ioc->name); |
Moore, Eric Dean | 7acec1e | 2005-11-16 18:54:17 -0700 | [diff] [blame] | 1121 | error = -ENODEV; |
| 1122 | goto out_mptfc_probe; |
Moore, Eric Dean | 2496af3 | 2005-04-22 18:02:41 -0400 | [diff] [blame] | 1123 | } |
| 1124 | |
| 1125 | if (!ioc->active) { |
| 1126 | printk(MYIOC_s_WARN_FMT "Skipping because it's disabled!\n", |
| 1127 | ioc->name); |
Moore, Eric Dean | 7acec1e | 2005-11-16 18:54:17 -0700 | [diff] [blame] | 1128 | error = -ENODEV; |
| 1129 | goto out_mptfc_probe; |
Moore, Eric Dean | 2496af3 | 2005-04-22 18:02:41 -0400 | [diff] [blame] | 1130 | } |
| 1131 | |
| 1132 | /* Sanity check - ensure at least 1 port is INITIATOR capable |
| 1133 | */ |
| 1134 | ioc_cap = 0; |
| 1135 | for (ii=0; ii < ioc->facts.NumberOfPorts; ii++) { |
| 1136 | if (ioc->pfacts[ii].ProtocolFlags & |
| 1137 | MPI_PORTFACTS_PROTOCOL_INITIATOR) |
| 1138 | ioc_cap ++; |
| 1139 | } |
| 1140 | |
| 1141 | if (!ioc_cap) { |
| 1142 | printk(MYIOC_s_WARN_FMT |
| 1143 | "Skipping ioc=%p because SCSI Initiator mode is NOT enabled!\n", |
| 1144 | ioc->name, ioc); |
Michael Reed | 05e8ec1 | 2006-01-13 14:31:54 -0600 | [diff] [blame] | 1145 | return -ENODEV; |
Moore, Eric Dean | 2496af3 | 2005-04-22 18:02:41 -0400 | [diff] [blame] | 1146 | } |
| 1147 | |
| 1148 | sh = scsi_host_alloc(&mptfc_driver_template, sizeof(MPT_SCSI_HOST)); |
| 1149 | |
| 1150 | if (!sh) { |
| 1151 | printk(MYIOC_s_WARN_FMT |
| 1152 | "Unable to register controller with SCSI subsystem\n", |
| 1153 | ioc->name); |
Moore, Eric Dean | 7acec1e | 2005-11-16 18:54:17 -0700 | [diff] [blame] | 1154 | error = -1; |
| 1155 | goto out_mptfc_probe; |
Moore, Eric Dean | 2496af3 | 2005-04-22 18:02:41 -0400 | [diff] [blame] | 1156 | } |
| 1157 | |
Michael Reed | 80d3ac7 | 2006-05-24 15:07:09 -0500 | [diff] [blame] | 1158 | spin_lock_init(&ioc->fc_rescan_work_lock); |
David Howells | c402895 | 2006-11-22 14:57:56 +0000 | [diff] [blame] | 1159 | INIT_WORK(&ioc->fc_rescan_work, mptfc_rescan_devices); |
| 1160 | INIT_WORK(&ioc->fc_setup_reset_work, mptfc_setup_reset); |
Michael Reed | 05e8ec1 | 2006-01-13 14:31:54 -0600 | [diff] [blame] | 1161 | |
Moore, Eric Dean | 2496af3 | 2005-04-22 18:02:41 -0400 | [diff] [blame] | 1162 | spin_lock_irqsave(&ioc->FreeQlock, flags); |
| 1163 | |
| 1164 | /* Attach the SCSI Host to the IOC structure |
| 1165 | */ |
| 1166 | ioc->sh = sh; |
| 1167 | |
| 1168 | sh->io_port = 0; |
| 1169 | sh->n_io_port = 0; |
| 1170 | sh->irq = 0; |
| 1171 | |
| 1172 | /* set 16 byte cdb's */ |
| 1173 | sh->max_cmd_len = 16; |
| 1174 | |
| 1175 | sh->max_id = MPT_MAX_FC_DEVICES<256 ? MPT_MAX_FC_DEVICES : 255; |
| 1176 | |
| 1177 | sh->max_lun = MPT_LAST_LUN + 1; |
| 1178 | sh->max_channel = 0; |
| 1179 | sh->this_id = ioc->pfacts[0].PortSCSIID; |
| 1180 | |
| 1181 | /* Required entry. |
| 1182 | */ |
| 1183 | sh->unique_id = ioc->id; |
| 1184 | |
| 1185 | /* Verify that we won't exceed the maximum |
| 1186 | * number of chain buffers |
| 1187 | * We can optimize: ZZ = req_sz/sizeof(SGE) |
| 1188 | * For 32bit SGE's: |
| 1189 | * numSGE = 1 + (ZZ-1)*(maxChain -1) + ZZ |
| 1190 | * + (req_sz - 64)/sizeof(SGE) |
| 1191 | * A slightly different algorithm is required for |
| 1192 | * 64bit SGEs. |
| 1193 | */ |
| 1194 | scale = ioc->req_sz/(sizeof(dma_addr_t) + sizeof(u32)); |
| 1195 | if (sizeof(dma_addr_t) == sizeof(u64)) { |
| 1196 | numSGE = (scale - 1) * |
| 1197 | (ioc->facts.MaxChainDepth-1) + scale + |
| 1198 | (ioc->req_sz - 60) / (sizeof(dma_addr_t) + |
| 1199 | sizeof(u32)); |
| 1200 | } else { |
| 1201 | numSGE = 1 + (scale - 1) * |
| 1202 | (ioc->facts.MaxChainDepth-1) + scale + |
| 1203 | (ioc->req_sz - 64) / (sizeof(dma_addr_t) + |
| 1204 | sizeof(u32)); |
| 1205 | } |
| 1206 | |
| 1207 | if (numSGE < sh->sg_tablesize) { |
| 1208 | /* Reset this value */ |
| 1209 | dprintk((MYIOC_s_INFO_FMT |
| 1210 | "Resetting sg_tablesize to %d from %d\n", |
| 1211 | ioc->name, numSGE, sh->sg_tablesize)); |
| 1212 | sh->sg_tablesize = numSGE; |
| 1213 | } |
| 1214 | |
Moore, Eric Dean | 2496af3 | 2005-04-22 18:02:41 -0400 | [diff] [blame] | 1215 | spin_unlock_irqrestore(&ioc->FreeQlock, flags); |
| 1216 | |
| 1217 | hd = (MPT_SCSI_HOST *) sh->hostdata; |
| 1218 | hd->ioc = ioc; |
| 1219 | |
| 1220 | /* SCSI needs scsi_cmnd lookup table! |
| 1221 | * (with size equal to req_depth*PtrSz!) |
| 1222 | */ |
Christoph Hellwig | 1ca00bb | 2006-01-13 18:27:50 +0100 | [diff] [blame] | 1223 | hd->ScsiLookup = kcalloc(ioc->req_depth, sizeof(void *), GFP_ATOMIC); |
| 1224 | if (!hd->ScsiLookup) { |
Moore, Eric Dean | 2496af3 | 2005-04-22 18:02:41 -0400 | [diff] [blame] | 1225 | error = -ENOMEM; |
Moore, Eric Dean | 7acec1e | 2005-11-16 18:54:17 -0700 | [diff] [blame] | 1226 | goto out_mptfc_probe; |
Moore, Eric Dean | 2496af3 | 2005-04-22 18:02:41 -0400 | [diff] [blame] | 1227 | } |
| 1228 | |
Christoph Hellwig | 1ca00bb | 2006-01-13 18:27:50 +0100 | [diff] [blame] | 1229 | dprintk((MYIOC_s_INFO_FMT "ScsiLookup @ %p\n", |
| 1230 | ioc->name, hd->ScsiLookup)); |
Moore, Eric Dean | 2496af3 | 2005-04-22 18:02:41 -0400 | [diff] [blame] | 1231 | |
| 1232 | /* Allocate memory for the device structures. |
| 1233 | * A non-Null pointer at an offset |
| 1234 | * indicates a device exists. |
| 1235 | * max_id = 1 + maximum id (hosts.h) |
| 1236 | */ |
Christoph Hellwig | 1ca00bb | 2006-01-13 18:27:50 +0100 | [diff] [blame] | 1237 | hd->Targets = kcalloc(sh->max_id, sizeof(void *), GFP_ATOMIC); |
| 1238 | if (!hd->Targets) { |
Moore, Eric Dean | 2496af3 | 2005-04-22 18:02:41 -0400 | [diff] [blame] | 1239 | error = -ENOMEM; |
Moore, Eric Dean | 7acec1e | 2005-11-16 18:54:17 -0700 | [diff] [blame] | 1240 | goto out_mptfc_probe; |
Moore, Eric Dean | 2496af3 | 2005-04-22 18:02:41 -0400 | [diff] [blame] | 1241 | } |
| 1242 | |
Christoph Hellwig | 1ca00bb | 2006-01-13 18:27:50 +0100 | [diff] [blame] | 1243 | dprintk((KERN_INFO " vdev @ %p\n", hd->Targets)); |
Moore, Eric Dean | 2496af3 | 2005-04-22 18:02:41 -0400 | [diff] [blame] | 1244 | |
| 1245 | /* Clear the TM flags |
| 1246 | */ |
| 1247 | hd->tmPending = 0; |
| 1248 | hd->tmState = TM_STATE_NONE; |
| 1249 | hd->resetPending = 0; |
| 1250 | hd->abortSCpnt = NULL; |
| 1251 | |
| 1252 | /* Clear the pointer used to store |
| 1253 | * single-threaded commands, i.e., those |
| 1254 | * issued during a bus scan, dv and |
| 1255 | * configuration pages. |
| 1256 | */ |
| 1257 | hd->cmdPtr = NULL; |
| 1258 | |
| 1259 | /* Initialize this SCSI Hosts' timers |
| 1260 | * To use, set the timer expires field |
| 1261 | * and add_timer |
| 1262 | */ |
| 1263 | init_timer(&hd->timer); |
| 1264 | hd->timer.data = (unsigned long) hd; |
| 1265 | hd->timer.function = mptscsih_timer_expired; |
| 1266 | |
Moore, Eric Dean | 2496af3 | 2005-04-22 18:02:41 -0400 | [diff] [blame] | 1267 | init_waitqueue_head(&hd->scandv_waitq); |
| 1268 | hd->scandv_wait_done = 0; |
| 1269 | hd->last_queue_full = 0; |
| 1270 | |
Michael Reed | 05e8ec1 | 2006-01-13 14:31:54 -0600 | [diff] [blame] | 1271 | sh->transportt = mptfc_transport_template; |
Moore, Eric Dean | 2496af3 | 2005-04-22 18:02:41 -0400 | [diff] [blame] | 1272 | error = scsi_add_host (sh, &ioc->pcidev->dev); |
| 1273 | if(error) { |
| 1274 | dprintk((KERN_ERR MYNAM |
| 1275 | "scsi_add_host failed\n")); |
Moore, Eric Dean | 7acec1e | 2005-11-16 18:54:17 -0700 | [diff] [blame] | 1276 | goto out_mptfc_probe; |
Moore, Eric Dean | 2496af3 | 2005-04-22 18:02:41 -0400 | [diff] [blame] | 1277 | } |
| 1278 | |
Moore, Eric | 65207fe | 2006-04-21 16:14:35 -0600 | [diff] [blame] | 1279 | /* initialize workqueue */ |
| 1280 | |
| 1281 | snprintf(ioc->fc_rescan_work_q_name, KOBJ_NAME_LEN, "mptfc_wq_%d", |
| 1282 | sh->host_no); |
| 1283 | ioc->fc_rescan_work_q = |
| 1284 | create_singlethread_workqueue(ioc->fc_rescan_work_q_name); |
| 1285 | if (!ioc->fc_rescan_work_q) |
| 1286 | goto out_mptfc_probe; |
| 1287 | |
| 1288 | /* |
Michael Reed | 80d3ac7 | 2006-05-24 15:07:09 -0500 | [diff] [blame] | 1289 | * Pre-fetch FC port WWN and stuff... |
| 1290 | * (FCPortPage0_t stuff) |
| 1291 | */ |
| 1292 | for (ii=0; ii < ioc->facts.NumberOfPorts; ii++) { |
| 1293 | (void) mptfc_GetFcPortPage0(ioc, ii); |
| 1294 | } |
Michael Reed | ca2f938 | 2006-05-24 15:07:24 -0500 | [diff] [blame] | 1295 | mptfc_SetFcPortPage1_defaults(ioc); |
Michael Reed | 80d3ac7 | 2006-05-24 15:07:09 -0500 | [diff] [blame] | 1296 | |
| 1297 | /* |
Moore, Eric | 65207fe | 2006-04-21 16:14:35 -0600 | [diff] [blame] | 1298 | * scan for rports - |
| 1299 | * by doing it via the workqueue, some locking is eliminated |
| 1300 | */ |
| 1301 | |
Moore, Eric | 65207fe | 2006-04-21 16:14:35 -0600 | [diff] [blame] | 1302 | queue_work(ioc->fc_rescan_work_q, &ioc->fc_rescan_work); |
| 1303 | flush_workqueue(ioc->fc_rescan_work_q); |
Michael Reed | 05e8ec1 | 2006-01-13 14:31:54 -0600 | [diff] [blame] | 1304 | |
Moore, Eric Dean | 2496af3 | 2005-04-22 18:02:41 -0400 | [diff] [blame] | 1305 | return 0; |
| 1306 | |
Moore, Eric Dean | 7acec1e | 2005-11-16 18:54:17 -0700 | [diff] [blame] | 1307 | out_mptfc_probe: |
Moore, Eric Dean | 2496af3 | 2005-04-22 18:02:41 -0400 | [diff] [blame] | 1308 | |
| 1309 | mptscsih_remove(pdev); |
| 1310 | return error; |
| 1311 | } |
| 1312 | |
| 1313 | static struct pci_driver mptfc_driver = { |
| 1314 | .name = "mptfc", |
| 1315 | .id_table = mptfc_pci_table, |
| 1316 | .probe = mptfc_probe, |
Michael Reed | 05e8ec1 | 2006-01-13 14:31:54 -0600 | [diff] [blame] | 1317 | .remove = __devexit_p(mptfc_remove), |
Greg Kroah-Hartman | d18c3db | 2005-06-23 17:35:56 -0700 | [diff] [blame] | 1318 | .shutdown = mptscsih_shutdown, |
Moore, Eric Dean | 2496af3 | 2005-04-22 18:02:41 -0400 | [diff] [blame] | 1319 | #ifdef CONFIG_PM |
| 1320 | .suspend = mptscsih_suspend, |
| 1321 | .resume = mptscsih_resume, |
| 1322 | #endif |
| 1323 | }; |
| 1324 | |
Michael Reed | 80d3ac7 | 2006-05-24 15:07:09 -0500 | [diff] [blame] | 1325 | static int |
| 1326 | mptfc_event_process(MPT_ADAPTER *ioc, EventNotificationReply_t *pEvReply) |
| 1327 | { |
| 1328 | MPT_SCSI_HOST *hd; |
| 1329 | u8 event = le32_to_cpu(pEvReply->Event) & 0xFF; |
| 1330 | unsigned long flags; |
| 1331 | int rc=1; |
| 1332 | |
| 1333 | devtverboseprintk((MYIOC_s_INFO_FMT "MPT event (=%02Xh) routed to SCSI host driver!\n", |
| 1334 | ioc->name, event)); |
| 1335 | |
| 1336 | if (ioc->sh == NULL || |
| 1337 | ((hd = (MPT_SCSI_HOST *)ioc->sh->hostdata) == NULL)) |
| 1338 | return 1; |
| 1339 | |
| 1340 | switch (event) { |
| 1341 | case MPI_EVENT_RESCAN: |
| 1342 | spin_lock_irqsave(&ioc->fc_rescan_work_lock, flags); |
| 1343 | if (ioc->fc_rescan_work_q) { |
Michael Reed | 3a0c56d | 2006-07-31 12:19:50 -0500 | [diff] [blame] | 1344 | queue_work(ioc->fc_rescan_work_q, |
| 1345 | &ioc->fc_rescan_work); |
Michael Reed | 80d3ac7 | 2006-05-24 15:07:09 -0500 | [diff] [blame] | 1346 | } |
| 1347 | spin_unlock_irqrestore(&ioc->fc_rescan_work_lock, flags); |
| 1348 | break; |
| 1349 | default: |
| 1350 | rc = mptscsih_event_process(ioc,pEvReply); |
| 1351 | break; |
| 1352 | } |
| 1353 | return rc; |
| 1354 | } |
| 1355 | |
| 1356 | static int |
| 1357 | mptfc_ioc_reset(MPT_ADAPTER *ioc, int reset_phase) |
| 1358 | { |
| 1359 | int rc; |
| 1360 | unsigned long flags; |
| 1361 | |
| 1362 | rc = mptscsih_ioc_reset(ioc,reset_phase); |
| 1363 | if (rc == 0) |
| 1364 | return rc; |
| 1365 | |
| 1366 | |
| 1367 | dtmprintk((KERN_WARNING MYNAM |
| 1368 | ": IOC %s_reset routed to FC host driver!\n", |
| 1369 | reset_phase==MPT_IOC_SETUP_RESET ? "setup" : ( |
| 1370 | reset_phase==MPT_IOC_PRE_RESET ? "pre" : "post"))); |
| 1371 | |
| 1372 | if (reset_phase == MPT_IOC_SETUP_RESET) { |
Michael Reed | 419835e | 2006-05-24 15:07:40 -0500 | [diff] [blame] | 1373 | spin_lock_irqsave(&ioc->fc_rescan_work_lock, flags); |
| 1374 | if (ioc->fc_rescan_work_q) { |
| 1375 | queue_work(ioc->fc_rescan_work_q, |
| 1376 | &ioc->fc_setup_reset_work); |
| 1377 | } |
| 1378 | spin_unlock_irqrestore(&ioc->fc_rescan_work_lock, flags); |
Michael Reed | 80d3ac7 | 2006-05-24 15:07:09 -0500 | [diff] [blame] | 1379 | } |
| 1380 | |
| 1381 | else if (reset_phase == MPT_IOC_PRE_RESET) { |
| 1382 | } |
| 1383 | |
| 1384 | else { /* MPT_IOC_POST_RESET */ |
Michael Reed | ca2f938 | 2006-05-24 15:07:24 -0500 | [diff] [blame] | 1385 | mptfc_SetFcPortPage1_defaults(ioc); |
Michael Reed | 80d3ac7 | 2006-05-24 15:07:09 -0500 | [diff] [blame] | 1386 | spin_lock_irqsave(&ioc->fc_rescan_work_lock, flags); |
| 1387 | if (ioc->fc_rescan_work_q) { |
Michael Reed | 3a0c56d | 2006-07-31 12:19:50 -0500 | [diff] [blame] | 1388 | queue_work(ioc->fc_rescan_work_q, |
| 1389 | &ioc->fc_rescan_work); |
Michael Reed | 80d3ac7 | 2006-05-24 15:07:09 -0500 | [diff] [blame] | 1390 | } |
| 1391 | spin_unlock_irqrestore(&ioc->fc_rescan_work_lock, flags); |
| 1392 | } |
| 1393 | return 1; |
| 1394 | } |
| 1395 | |
Moore, Eric Dean | 2496af3 | 2005-04-22 18:02:41 -0400 | [diff] [blame] | 1396 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ |
| 1397 | /** |
Randy Dunlap | d9489fb | 2006-12-06 20:38:43 -0800 | [diff] [blame^] | 1398 | * mptfc_init - Register MPT adapter(s) as SCSI host(s) with SCSI mid-layer. |
Moore, Eric Dean | 2496af3 | 2005-04-22 18:02:41 -0400 | [diff] [blame] | 1399 | * |
| 1400 | * Returns 0 for success, non-zero for failure. |
| 1401 | */ |
| 1402 | static int __init |
| 1403 | mptfc_init(void) |
| 1404 | { |
Michael Reed | 05e8ec1 | 2006-01-13 14:31:54 -0600 | [diff] [blame] | 1405 | int error; |
Moore, Eric Dean | 2496af3 | 2005-04-22 18:02:41 -0400 | [diff] [blame] | 1406 | |
| 1407 | show_mptmod_ver(my_NAME, my_VERSION); |
| 1408 | |
Michael Reed | ca2f938 | 2006-05-24 15:07:24 -0500 | [diff] [blame] | 1409 | /* sanity check module parameters */ |
| 1410 | if (mptfc_dev_loss_tmo <= 0) |
Michael Reed | 05e8ec1 | 2006-01-13 14:31:54 -0600 | [diff] [blame] | 1411 | mptfc_dev_loss_tmo = MPTFC_DEV_LOSS_TMO; |
| 1412 | |
| 1413 | mptfc_transport_template = |
| 1414 | fc_attach_transport(&mptfc_transport_functions); |
| 1415 | |
| 1416 | if (!mptfc_transport_template) |
| 1417 | return -ENODEV; |
| 1418 | |
Moore, Eric Dean | 2496af3 | 2005-04-22 18:02:41 -0400 | [diff] [blame] | 1419 | mptfcDoneCtx = mpt_register(mptscsih_io_done, MPTFC_DRIVER); |
| 1420 | mptfcTaskCtx = mpt_register(mptscsih_taskmgmt_complete, MPTFC_DRIVER); |
| 1421 | mptfcInternalCtx = mpt_register(mptscsih_scandv_complete, MPTFC_DRIVER); |
| 1422 | |
Michael Reed | 80d3ac7 | 2006-05-24 15:07:09 -0500 | [diff] [blame] | 1423 | if (mpt_event_register(mptfcDoneCtx, mptfc_event_process) == 0) { |
Moore, Eric | 3a892be | 2006-03-14 09:14:03 -0700 | [diff] [blame] | 1424 | devtverboseprintk((KERN_INFO MYNAM |
Moore, Eric Dean | 2496af3 | 2005-04-22 18:02:41 -0400 | [diff] [blame] | 1425 | ": Registered for IOC event notifications\n")); |
| 1426 | } |
| 1427 | |
Michael Reed | 80d3ac7 | 2006-05-24 15:07:09 -0500 | [diff] [blame] | 1428 | if (mpt_reset_register(mptfcDoneCtx, mptfc_ioc_reset) == 0) { |
Moore, Eric Dean | 2496af3 | 2005-04-22 18:02:41 -0400 | [diff] [blame] | 1429 | dprintk((KERN_INFO MYNAM |
| 1430 | ": Registered for IOC reset notifications\n")); |
| 1431 | } |
| 1432 | |
Michael Reed | 05e8ec1 | 2006-01-13 14:31:54 -0600 | [diff] [blame] | 1433 | error = pci_register_driver(&mptfc_driver); |
Michael Reed | 3bc7bf1 | 2006-01-25 18:05:18 -0700 | [diff] [blame] | 1434 | if (error) |
Michael Reed | 05e8ec1 | 2006-01-13 14:31:54 -0600 | [diff] [blame] | 1435 | fc_release_transport(mptfc_transport_template); |
Michael Reed | 05e8ec1 | 2006-01-13 14:31:54 -0600 | [diff] [blame] | 1436 | |
| 1437 | return error; |
| 1438 | } |
| 1439 | |
| 1440 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ |
| 1441 | /** |
Randy Dunlap | d9489fb | 2006-12-06 20:38:43 -0800 | [diff] [blame^] | 1442 | * mptfc_remove - Remove fc infrastructure for devices |
Michael Reed | 05e8ec1 | 2006-01-13 14:31:54 -0600 | [diff] [blame] | 1443 | * @pdev: Pointer to pci_dev structure |
| 1444 | * |
| 1445 | */ |
Michael Reed | 3bc7bf1 | 2006-01-25 18:05:18 -0700 | [diff] [blame] | 1446 | static void __devexit |
| 1447 | mptfc_remove(struct pci_dev *pdev) |
Michael Reed | 05e8ec1 | 2006-01-13 14:31:54 -0600 | [diff] [blame] | 1448 | { |
Moore, Eric | 65207fe | 2006-04-21 16:14:35 -0600 | [diff] [blame] | 1449 | MPT_ADAPTER *ioc = pci_get_drvdata(pdev); |
| 1450 | struct mptfc_rport_info *p, *n; |
| 1451 | struct workqueue_struct *work_q; |
| 1452 | unsigned long flags; |
Michael Reed | ca2f938 | 2006-05-24 15:07:24 -0500 | [diff] [blame] | 1453 | int ii; |
Moore, Eric | 65207fe | 2006-04-21 16:14:35 -0600 | [diff] [blame] | 1454 | |
| 1455 | /* destroy workqueue */ |
| 1456 | if ((work_q=ioc->fc_rescan_work_q)) { |
| 1457 | spin_lock_irqsave(&ioc->fc_rescan_work_lock, flags); |
| 1458 | ioc->fc_rescan_work_q = NULL; |
| 1459 | spin_unlock_irqrestore(&ioc->fc_rescan_work_lock, flags); |
| 1460 | destroy_workqueue(work_q); |
| 1461 | } |
Michael Reed | 05e8ec1 | 2006-01-13 14:31:54 -0600 | [diff] [blame] | 1462 | |
| 1463 | fc_remove_host(ioc->sh); |
| 1464 | |
| 1465 | list_for_each_entry_safe(p, n, &ioc->fc_rports, list) { |
| 1466 | list_del(&p->list); |
| 1467 | kfree(p); |
| 1468 | } |
| 1469 | |
Michael Reed | ca2f938 | 2006-05-24 15:07:24 -0500 | [diff] [blame] | 1470 | for (ii=0; ii<ioc->facts.NumberOfPorts; ii++) { |
| 1471 | if (ioc->fc_data.fc_port_page1[ii].data) { |
| 1472 | pci_free_consistent(ioc->pcidev, |
| 1473 | ioc->fc_data.fc_port_page1[ii].pg_sz, |
| 1474 | (u8 *) ioc->fc_data.fc_port_page1[ii].data, |
| 1475 | ioc->fc_data.fc_port_page1[ii].dma); |
| 1476 | ioc->fc_data.fc_port_page1[ii].data = NULL; |
| 1477 | } |
| 1478 | } |
| 1479 | |
Michael Reed | 05e8ec1 | 2006-01-13 14:31:54 -0600 | [diff] [blame] | 1480 | mptscsih_remove(pdev); |
Moore, Eric Dean | 2496af3 | 2005-04-22 18:02:41 -0400 | [diff] [blame] | 1481 | } |
| 1482 | |
| 1483 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ |
| 1484 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ |
| 1485 | /** |
| 1486 | * mptfc_exit - Unregisters MPT adapter(s) |
| 1487 | * |
| 1488 | */ |
| 1489 | static void __exit |
| 1490 | mptfc_exit(void) |
| 1491 | { |
| 1492 | pci_unregister_driver(&mptfc_driver); |
Michael Reed | 05e8ec1 | 2006-01-13 14:31:54 -0600 | [diff] [blame] | 1493 | fc_release_transport(mptfc_transport_template); |
| 1494 | |
Moore, Eric Dean | 2496af3 | 2005-04-22 18:02:41 -0400 | [diff] [blame] | 1495 | mpt_reset_deregister(mptfcDoneCtx); |
| 1496 | dprintk((KERN_INFO MYNAM |
| 1497 | ": Deregistered for IOC reset notifications\n")); |
| 1498 | |
| 1499 | mpt_event_deregister(mptfcDoneCtx); |
| 1500 | dprintk((KERN_INFO MYNAM |
| 1501 | ": Deregistered for IOC event notifications\n")); |
| 1502 | |
| 1503 | mpt_deregister(mptfcInternalCtx); |
| 1504 | mpt_deregister(mptfcTaskCtx); |
| 1505 | mpt_deregister(mptfcDoneCtx); |
| 1506 | } |
| 1507 | |
| 1508 | module_init(mptfc_init); |
| 1509 | module_exit(mptfc_exit); |