Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 1 | /* |
| 2 | * linux/drivers/message/fusion/mptsas.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 | * Copyright (c) 2005 Dell |
| 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 | |
| 47 | #include <linux/module.h> |
| 48 | #include <linux/kernel.h> |
| 49 | #include <linux/init.h> |
| 50 | #include <linux/errno.h> |
| 51 | #include <linux/sched.h> |
| 52 | #include <linux/workqueue.h> |
| 53 | |
| 54 | #include <scsi/scsi_cmnd.h> |
| 55 | #include <scsi/scsi_device.h> |
| 56 | #include <scsi/scsi_host.h> |
| 57 | #include <scsi/scsi_transport_sas.h> |
| 58 | |
| 59 | #include "mptbase.h" |
| 60 | #include "mptscsih.h" |
| 61 | |
| 62 | |
| 63 | #define my_NAME "Fusion MPT SAS Host driver" |
| 64 | #define my_VERSION MPT_LINUX_VERSION_COMMON |
| 65 | #define MYNAM "mptsas" |
| 66 | |
| 67 | MODULE_AUTHOR(MODULEAUTHOR); |
| 68 | MODULE_DESCRIPTION(my_NAME); |
| 69 | MODULE_LICENSE("GPL"); |
| 70 | |
| 71 | static int mpt_pq_filter; |
| 72 | module_param(mpt_pq_filter, int, 0); |
| 73 | MODULE_PARM_DESC(mpt_pq_filter, |
| 74 | "Enable peripheral qualifier filter: enable=1 " |
| 75 | "(default=0)"); |
| 76 | |
| 77 | static int mpt_pt_clear; |
| 78 | module_param(mpt_pt_clear, int, 0); |
| 79 | MODULE_PARM_DESC(mpt_pt_clear, |
| 80 | "Clear persistency table: enable=1 " |
| 81 | "(default=MPTSCSIH_PT_CLEAR=0)"); |
| 82 | |
| 83 | static int mptsasDoneCtx = -1; |
| 84 | static int mptsasTaskCtx = -1; |
| 85 | static int mptsasInternalCtx = -1; /* Used only for internal commands */ |
Christoph Hellwig | da4fa65 | 2005-10-19 20:01:42 +0200 | [diff] [blame] | 86 | static int mptsasMgmtCtx = -1; |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 87 | |
| 88 | |
| 89 | /* |
| 90 | * SAS topology structures |
| 91 | * |
| 92 | * The MPT Fusion firmware interface spreads information about the |
| 93 | * SAS topology over many manufacture pages, thus we need some data |
| 94 | * structure to collect it and process it for the SAS transport class. |
| 95 | */ |
| 96 | |
| 97 | struct mptsas_devinfo { |
| 98 | u16 handle; /* unique id to address this device */ |
| 99 | u8 phy_id; /* phy number of parent device */ |
| 100 | u8 port_id; /* sas physical port this device |
| 101 | is assoc'd with */ |
| 102 | u8 target; /* logical target id of this device */ |
| 103 | u8 bus; /* logical bus number of this device */ |
| 104 | u64 sas_address; /* WWN of this device, |
| 105 | SATA is assigned by HBA,expander */ |
| 106 | u32 device_info; /* bitfield detailed info about this device */ |
| 107 | }; |
| 108 | |
| 109 | struct mptsas_phyinfo { |
| 110 | u8 phy_id; /* phy index */ |
| 111 | u8 port_id; /* port number this phy is part of */ |
| 112 | u8 negotiated_link_rate; /* nego'd link rate for this phy */ |
| 113 | u8 hw_link_rate; /* hardware max/min phys link rate */ |
| 114 | u8 programmed_link_rate; /* programmed max/min phy link rate */ |
| 115 | struct mptsas_devinfo identify; /* point to phy device info */ |
| 116 | struct mptsas_devinfo attached; /* point to attached device info */ |
| 117 | struct sas_rphy *rphy; |
| 118 | }; |
| 119 | |
| 120 | struct mptsas_portinfo { |
| 121 | struct list_head list; |
| 122 | u16 handle; /* unique id to address this */ |
| 123 | u8 num_phys; /* number of phys */ |
| 124 | struct mptsas_phyinfo *phy_info; |
| 125 | }; |
| 126 | |
Christoph Hellwig | b514112 | 2005-10-28 22:07:41 +0200 | [diff] [blame] | 127 | |
| 128 | #ifdef SASDEBUG |
| 129 | static void mptsas_print_phy_data(MPI_SAS_IO_UNIT0_PHY_DATA *phy_data) |
| 130 | { |
| 131 | printk("---- IO UNIT PAGE 0 ------------\n"); |
| 132 | printk("Handle=0x%X\n", |
| 133 | le16_to_cpu(phy_data->AttachedDeviceHandle)); |
| 134 | printk("Controller Handle=0x%X\n", |
| 135 | le16_to_cpu(phy_data->ControllerDevHandle)); |
| 136 | printk("Port=0x%X\n", phy_data->Port); |
| 137 | printk("Port Flags=0x%X\n", phy_data->PortFlags); |
| 138 | printk("PHY Flags=0x%X\n", phy_data->PhyFlags); |
| 139 | printk("Negotiated Link Rate=0x%X\n", phy_data->NegotiatedLinkRate); |
| 140 | printk("Controller PHY Device Info=0x%X\n", |
| 141 | le32_to_cpu(phy_data->ControllerPhyDeviceInfo)); |
| 142 | printk("DiscoveryStatus=0x%X\n", |
| 143 | le32_to_cpu(phy_data->DiscoveryStatus)); |
| 144 | printk("\n"); |
| 145 | } |
| 146 | |
| 147 | static void mptsas_print_phy_pg0(SasPhyPage0_t *pg0) |
| 148 | { |
| 149 | __le64 sas_address; |
| 150 | |
| 151 | memcpy(&sas_address, &pg0->SASAddress, sizeof(__le64)); |
| 152 | |
| 153 | printk("---- SAS PHY PAGE 0 ------------\n"); |
| 154 | printk("Attached Device Handle=0x%X\n", |
| 155 | le16_to_cpu(pg0->AttachedDevHandle)); |
| 156 | printk("SAS Address=0x%llX\n", |
| 157 | (unsigned long long)le64_to_cpu(sas_address)); |
| 158 | printk("Attached PHY Identifier=0x%X\n", pg0->AttachedPhyIdentifier); |
| 159 | printk("Attached Device Info=0x%X\n", |
| 160 | le32_to_cpu(pg0->AttachedDeviceInfo)); |
| 161 | printk("Programmed Link Rate=0x%X\n", pg0->ProgrammedLinkRate); |
| 162 | printk("Change Count=0x%X\n", pg0->ChangeCount); |
| 163 | printk("PHY Info=0x%X\n", le32_to_cpu(pg0->PhyInfo)); |
| 164 | printk("\n"); |
| 165 | } |
| 166 | |
| 167 | static void mptsas_print_phy_pg1(SasPhyPage1_t *pg1) |
| 168 | { |
| 169 | printk("---- SAS PHY PAGE 1 ------------\n"); |
Christoph Hellwig | f9a2d2e | 2005-10-19 20:01:47 +0200 | [diff] [blame] | 170 | printk("Invalid Dword Count=0x%x\n", pg1->InvalidDwordCount); |
| 171 | printk("Running Disparity Error Count=0x%x\n", |
Christoph Hellwig | b514112 | 2005-10-28 22:07:41 +0200 | [diff] [blame] | 172 | pg1->RunningDisparityErrorCount); |
Christoph Hellwig | f9a2d2e | 2005-10-19 20:01:47 +0200 | [diff] [blame] | 173 | printk("Loss Dword Synch Count=0x%x\n", pg1->LossDwordSynchCount); |
| 174 | printk("PHY Reset Problem Count=0x%x\n", pg1->PhyResetProblemCount); |
| 175 | printk("\n"); |
Christoph Hellwig | b514112 | 2005-10-28 22:07:41 +0200 | [diff] [blame] | 176 | } |
| 177 | |
| 178 | static void mptsas_print_device_pg0(SasDevicePage0_t *pg0) |
| 179 | { |
| 180 | __le64 sas_address; |
| 181 | |
| 182 | memcpy(&sas_address, &pg0->SASAddress, sizeof(__le64)); |
| 183 | |
| 184 | printk("---- SAS DEVICE PAGE 0 ---------\n"); |
| 185 | printk("Handle=0x%X\n" ,le16_to_cpu(pg0->DevHandle)); |
| 186 | printk("Enclosure Handle=0x%X\n", le16_to_cpu(pg0->EnclosureHandle)); |
| 187 | printk("Slot=0x%X\n", le16_to_cpu(pg0->Slot)); |
| 188 | printk("SAS Address=0x%llX\n", le64_to_cpu(sas_address)); |
| 189 | printk("Target ID=0x%X\n", pg0->TargetID); |
| 190 | printk("Bus=0x%X\n", pg0->Bus); |
Christoph Hellwig | f9a2d2e | 2005-10-19 20:01:47 +0200 | [diff] [blame] | 191 | /* The PhyNum field specifies the PHY number of the parent |
| 192 | * device this device is linked to |
| 193 | */ |
| 194 | printk("Parent Phy Num=0x%X\n", pg0->PhyNum); |
| 195 | printk("Access Status=0x%X\n", le16_to_cpu(pg0->AccessStatus)); |
Christoph Hellwig | b514112 | 2005-10-28 22:07:41 +0200 | [diff] [blame] | 196 | printk("Device Info=0x%X\n", le32_to_cpu(pg0->DeviceInfo)); |
| 197 | printk("Flags=0x%X\n", le16_to_cpu(pg0->Flags)); |
| 198 | printk("Physical Port=0x%X\n", pg0->PhysicalPort); |
| 199 | printk("\n"); |
| 200 | } |
| 201 | |
| 202 | static void mptsas_print_expander_pg1(SasExpanderPage1_t *pg1) |
| 203 | { |
| 204 | printk("---- SAS EXPANDER PAGE 1 ------------\n"); |
| 205 | |
| 206 | printk("Physical Port=0x%X\n", pg1->PhysicalPort); |
Christoph Hellwig | f9a2d2e | 2005-10-19 20:01:47 +0200 | [diff] [blame] | 207 | printk("PHY Identifier=0x%X\n", pg1->PhyIdentifier); |
Christoph Hellwig | b514112 | 2005-10-28 22:07:41 +0200 | [diff] [blame] | 208 | printk("Negotiated Link Rate=0x%X\n", pg1->NegotiatedLinkRate); |
| 209 | printk("Programmed Link Rate=0x%X\n", pg1->ProgrammedLinkRate); |
| 210 | printk("Hardware Link Rate=0x%X\n", pg1->HwLinkRate); |
| 211 | printk("Owner Device Handle=0x%X\n", |
| 212 | le16_to_cpu(pg1->OwnerDevHandle)); |
| 213 | printk("Attached Device Handle=0x%X\n", |
| 214 | le16_to_cpu(pg1->AttachedDevHandle)); |
| 215 | } |
| 216 | #else |
| 217 | #define mptsas_print_phy_data(phy_data) do { } while (0) |
| 218 | #define mptsas_print_phy_pg0(pg0) do { } while (0) |
| 219 | #define mptsas_print_phy_pg1(pg1) do { } while (0) |
| 220 | #define mptsas_print_device_pg0(pg0) do { } while (0) |
| 221 | #define mptsas_print_expander_pg1(pg1) do { } while (0) |
| 222 | #endif |
| 223 | |
| 224 | |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 225 | /* |
| 226 | * This is pretty ugly. We will be able to seriously clean it up |
| 227 | * once the DV code in mptscsih goes away and we can properly |
| 228 | * implement ->target_alloc. |
| 229 | */ |
| 230 | static int |
Moore, Eric Dean | c7c8298 | 2005-11-16 18:54:25 -0700 | [diff] [blame^] | 231 | mptsas_slave_alloc(struct scsi_device *sdev) |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 232 | { |
Moore, Eric Dean | c7c8298 | 2005-11-16 18:54:25 -0700 | [diff] [blame^] | 233 | struct Scsi_Host *host = sdev->host; |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 234 | MPT_SCSI_HOST *hd = (MPT_SCSI_HOST *)host->hostdata; |
| 235 | struct sas_rphy *rphy; |
| 236 | struct mptsas_portinfo *p; |
Moore, Eric Dean | c7c8298 | 2005-11-16 18:54:25 -0700 | [diff] [blame^] | 237 | VirtTarget *vtarget; |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 238 | VirtDevice *vdev; |
Moore, Eric Dean | c7c8298 | 2005-11-16 18:54:25 -0700 | [diff] [blame^] | 239 | struct scsi_target *starget; |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 240 | int i; |
| 241 | |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 242 | vdev = kmalloc(sizeof(VirtDevice), GFP_KERNEL); |
| 243 | if (!vdev) { |
| 244 | printk(MYIOC_s_ERR_FMT "slave_alloc kmalloc(%zd) FAILED!\n", |
| 245 | hd->ioc->name, sizeof(VirtDevice)); |
| 246 | return -ENOMEM; |
| 247 | } |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 248 | memset(vdev, 0, sizeof(VirtDevice)); |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 249 | vdev->ioc_id = hd->ioc->id; |
Moore, Eric Dean | c7c8298 | 2005-11-16 18:54:25 -0700 | [diff] [blame^] | 250 | sdev->hostdata = vdev; |
| 251 | starget = scsi_target(sdev); |
| 252 | vtarget = starget->hostdata; |
| 253 | vdev->vtarget = vtarget; |
| 254 | if (vtarget->num_luns == 0) { |
| 255 | vtarget->tflags = MPT_TARGET_FLAGS_Q_YES|MPT_TARGET_FLAGS_VALID_INQUIRY; |
| 256 | hd->Targets[sdev->id] = vtarget; |
| 257 | } |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 258 | |
Moore, Eric Dean | c7c8298 | 2005-11-16 18:54:25 -0700 | [diff] [blame^] | 259 | rphy = dev_to_rphy(sdev->sdev_target->dev.parent); |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 260 | list_for_each_entry(p, &hd->ioc->sas_topology, list) { |
| 261 | for (i = 0; i < p->num_phys; i++) { |
| 262 | if (p->phy_info[i].attached.sas_address == |
| 263 | rphy->identify.sas_address) { |
| 264 | vdev->target_id = |
| 265 | p->phy_info[i].attached.target; |
| 266 | vdev->bus_id = p->phy_info[i].attached.bus; |
Moore, Eric Dean | c7c8298 | 2005-11-16 18:54:25 -0700 | [diff] [blame^] | 267 | vdev->lun = sdev->lun; |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 268 | goto out; |
| 269 | } |
| 270 | } |
| 271 | } |
| 272 | |
| 273 | printk("No matching SAS device found!!\n"); |
| 274 | kfree(vdev); |
| 275 | return -ENODEV; |
| 276 | |
| 277 | out: |
Moore, Eric Dean | c7c8298 | 2005-11-16 18:54:25 -0700 | [diff] [blame^] | 278 | vtarget->ioc_id = vdev->ioc_id; |
| 279 | vtarget->target_id = vdev->target_id; |
| 280 | vtarget->bus_id = vdev->bus_id; |
| 281 | vtarget->num_luns++; |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 282 | return 0; |
| 283 | } |
| 284 | |
| 285 | static struct scsi_host_template mptsas_driver_template = { |
Moore, Eric Dean | f78496d | 2005-11-16 18:54:14 -0700 | [diff] [blame] | 286 | .module = THIS_MODULE, |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 287 | .proc_name = "mptsas", |
| 288 | .proc_info = mptscsih_proc_info, |
| 289 | .name = "MPT SPI Host", |
| 290 | .info = mptscsih_info, |
| 291 | .queuecommand = mptscsih_qcmd, |
Moore, Eric Dean | c7c8298 | 2005-11-16 18:54:25 -0700 | [diff] [blame^] | 292 | .target_alloc = mptscsih_target_alloc, |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 293 | .slave_alloc = mptsas_slave_alloc, |
| 294 | .slave_configure = mptscsih_slave_configure, |
Moore, Eric Dean | c7c8298 | 2005-11-16 18:54:25 -0700 | [diff] [blame^] | 295 | .target_destroy = mptscsih_target_destroy, |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 296 | .slave_destroy = mptscsih_slave_destroy, |
| 297 | .change_queue_depth = mptscsih_change_queue_depth, |
| 298 | .eh_abort_handler = mptscsih_abort, |
| 299 | .eh_device_reset_handler = mptscsih_dev_reset, |
| 300 | .eh_bus_reset_handler = mptscsih_bus_reset, |
| 301 | .eh_host_reset_handler = mptscsih_host_reset, |
| 302 | .bios_param = mptscsih_bios_param, |
| 303 | .can_queue = MPT_FC_CAN_QUEUE, |
| 304 | .this_id = -1, |
| 305 | .sg_tablesize = MPT_SCSI_SG_DEPTH, |
| 306 | .max_sectors = 8192, |
| 307 | .cmd_per_lun = 7, |
| 308 | .use_clustering = ENABLE_CLUSTERING, |
| 309 | }; |
| 310 | |
Christoph Hellwig | b514112 | 2005-10-28 22:07:41 +0200 | [diff] [blame] | 311 | static inline MPT_ADAPTER *phy_to_ioc(struct sas_phy *phy) |
| 312 | { |
| 313 | struct Scsi_Host *shost = dev_to_shost(phy->dev.parent); |
| 314 | return ((MPT_SCSI_HOST *)shost->hostdata)->ioc; |
| 315 | } |
| 316 | |
| 317 | static int mptsas_get_linkerrors(struct sas_phy *phy) |
| 318 | { |
| 319 | MPT_ADAPTER *ioc = phy_to_ioc(phy); |
| 320 | ConfigExtendedPageHeader_t hdr; |
| 321 | CONFIGPARMS cfg; |
| 322 | SasPhyPage1_t *buffer; |
| 323 | dma_addr_t dma_handle; |
| 324 | int error; |
| 325 | |
| 326 | hdr.PageVersion = MPI_SASPHY1_PAGEVERSION; |
| 327 | hdr.ExtPageLength = 0; |
| 328 | hdr.PageNumber = 1 /* page number 1*/; |
| 329 | hdr.Reserved1 = 0; |
| 330 | hdr.Reserved2 = 0; |
| 331 | hdr.PageType = MPI_CONFIG_PAGETYPE_EXTENDED; |
| 332 | hdr.ExtPageType = MPI_CONFIG_EXTPAGETYPE_SAS_PHY; |
| 333 | |
| 334 | cfg.cfghdr.ehdr = &hdr; |
| 335 | cfg.physAddr = -1; |
| 336 | cfg.pageAddr = phy->identify.phy_identifier; |
| 337 | cfg.action = MPI_CONFIG_ACTION_PAGE_HEADER; |
| 338 | cfg.dir = 0; /* read */ |
| 339 | cfg.timeout = 10; |
| 340 | |
| 341 | error = mpt_config(ioc, &cfg); |
| 342 | if (error) |
| 343 | return error; |
| 344 | if (!hdr.ExtPageLength) |
| 345 | return -ENXIO; |
| 346 | |
| 347 | buffer = pci_alloc_consistent(ioc->pcidev, hdr.ExtPageLength * 4, |
| 348 | &dma_handle); |
| 349 | if (!buffer) |
| 350 | return -ENOMEM; |
| 351 | |
| 352 | cfg.physAddr = dma_handle; |
| 353 | cfg.action = MPI_CONFIG_ACTION_PAGE_READ_CURRENT; |
| 354 | |
| 355 | error = mpt_config(ioc, &cfg); |
| 356 | if (error) |
| 357 | goto out_free_consistent; |
| 358 | |
| 359 | mptsas_print_phy_pg1(buffer); |
| 360 | |
| 361 | phy->invalid_dword_count = le32_to_cpu(buffer->InvalidDwordCount); |
| 362 | phy->running_disparity_error_count = |
| 363 | le32_to_cpu(buffer->RunningDisparityErrorCount); |
| 364 | phy->loss_of_dword_sync_count = |
| 365 | le32_to_cpu(buffer->LossDwordSynchCount); |
| 366 | phy->phy_reset_problem_count = |
| 367 | le32_to_cpu(buffer->PhyResetProblemCount); |
| 368 | |
| 369 | out_free_consistent: |
| 370 | pci_free_consistent(ioc->pcidev, hdr.ExtPageLength * 4, |
| 371 | buffer, dma_handle); |
| 372 | return error; |
| 373 | } |
| 374 | |
Christoph Hellwig | da4fa65 | 2005-10-19 20:01:42 +0200 | [diff] [blame] | 375 | static int mptsas_mgmt_done(MPT_ADAPTER *ioc, MPT_FRAME_HDR *req, |
| 376 | MPT_FRAME_HDR *reply) |
| 377 | { |
| 378 | ioc->sas_mgmt.status |= MPT_SAS_MGMT_STATUS_COMMAND_GOOD; |
| 379 | if (reply != NULL) { |
| 380 | ioc->sas_mgmt.status |= MPT_SAS_MGMT_STATUS_RF_VALID; |
| 381 | memcpy(ioc->sas_mgmt.reply, reply, |
| 382 | min(ioc->reply_sz, 4 * reply->u.reply.MsgLength)); |
| 383 | } |
| 384 | complete(&ioc->sas_mgmt.done); |
| 385 | return 1; |
| 386 | } |
| 387 | |
| 388 | static int mptsas_phy_reset(struct sas_phy *phy, int hard_reset) |
| 389 | { |
| 390 | MPT_ADAPTER *ioc = phy_to_ioc(phy); |
| 391 | SasIoUnitControlRequest_t *req; |
| 392 | SasIoUnitControlReply_t *reply; |
| 393 | MPT_FRAME_HDR *mf; |
| 394 | MPIHeader_t *hdr; |
| 395 | unsigned long timeleft; |
| 396 | int error = -ERESTARTSYS; |
| 397 | |
| 398 | /* not implemented for expanders */ |
| 399 | if (phy->identify.target_port_protocols & SAS_PROTOCOL_SMP) |
| 400 | return -ENXIO; |
| 401 | |
| 402 | if (down_interruptible(&ioc->sas_mgmt.mutex)) |
| 403 | goto out; |
| 404 | |
| 405 | mf = mpt_get_msg_frame(mptsasMgmtCtx, ioc); |
| 406 | if (!mf) { |
| 407 | error = -ENOMEM; |
| 408 | goto out_unlock; |
| 409 | } |
| 410 | |
| 411 | hdr = (MPIHeader_t *) mf; |
| 412 | req = (SasIoUnitControlRequest_t *)mf; |
| 413 | memset(req, 0, sizeof(SasIoUnitControlRequest_t)); |
| 414 | req->Function = MPI_FUNCTION_SAS_IO_UNIT_CONTROL; |
| 415 | req->MsgContext = hdr->MsgContext; |
| 416 | req->Operation = hard_reset ? |
| 417 | MPI_SAS_OP_PHY_HARD_RESET : MPI_SAS_OP_PHY_LINK_RESET; |
| 418 | req->PhyNum = phy->identify.phy_identifier; |
| 419 | |
| 420 | mpt_put_msg_frame(mptsasMgmtCtx, ioc, mf); |
| 421 | |
| 422 | timeleft = wait_for_completion_timeout(&ioc->sas_mgmt.done, |
| 423 | 10 * HZ); |
| 424 | if (!timeleft) { |
| 425 | /* On timeout reset the board */ |
| 426 | mpt_free_msg_frame(ioc, mf); |
| 427 | mpt_HardResetHandler(ioc, CAN_SLEEP); |
| 428 | error = -ETIMEDOUT; |
| 429 | goto out_unlock; |
| 430 | } |
| 431 | |
| 432 | /* a reply frame is expected */ |
| 433 | if ((ioc->sas_mgmt.status & |
| 434 | MPT_IOCTL_STATUS_RF_VALID) == 0) { |
| 435 | error = -ENXIO; |
| 436 | goto out_unlock; |
| 437 | } |
| 438 | |
| 439 | /* process the completed Reply Message Frame */ |
| 440 | reply = (SasIoUnitControlReply_t *)ioc->sas_mgmt.reply; |
| 441 | if (reply->IOCStatus != MPI_IOCSTATUS_SUCCESS) { |
| 442 | printk("%s: IOCStatus=0x%X IOCLogInfo=0x%X\n", |
| 443 | __FUNCTION__, |
| 444 | reply->IOCStatus, |
| 445 | reply->IOCLogInfo); |
| 446 | error = -ENXIO; |
| 447 | goto out_unlock; |
| 448 | } |
| 449 | |
| 450 | error = 0; |
| 451 | |
| 452 | out_unlock: |
| 453 | up(&ioc->sas_mgmt.mutex); |
| 454 | out: |
| 455 | return error; |
| 456 | } |
Christoph Hellwig | b514112 | 2005-10-28 22:07:41 +0200 | [diff] [blame] | 457 | |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 458 | static struct sas_function_template mptsas_transport_functions = { |
Christoph Hellwig | b514112 | 2005-10-28 22:07:41 +0200 | [diff] [blame] | 459 | .get_linkerrors = mptsas_get_linkerrors, |
Christoph Hellwig | da4fa65 | 2005-10-19 20:01:42 +0200 | [diff] [blame] | 460 | .phy_reset = mptsas_phy_reset, |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 461 | }; |
| 462 | |
| 463 | static struct scsi_transport_template *mptsas_transport_template; |
| 464 | |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 465 | static int |
| 466 | mptsas_sas_io_unit_pg0(MPT_ADAPTER *ioc, struct mptsas_portinfo *port_info) |
| 467 | { |
| 468 | ConfigExtendedPageHeader_t hdr; |
| 469 | CONFIGPARMS cfg; |
| 470 | SasIOUnitPage0_t *buffer; |
| 471 | dma_addr_t dma_handle; |
| 472 | int error, i; |
| 473 | |
| 474 | hdr.PageVersion = MPI_SASIOUNITPAGE0_PAGEVERSION; |
| 475 | hdr.ExtPageLength = 0; |
| 476 | hdr.PageNumber = 0; |
| 477 | hdr.Reserved1 = 0; |
| 478 | hdr.Reserved2 = 0; |
| 479 | hdr.PageType = MPI_CONFIG_PAGETYPE_EXTENDED; |
| 480 | hdr.ExtPageType = MPI_CONFIG_EXTPAGETYPE_SAS_IO_UNIT; |
| 481 | |
| 482 | cfg.cfghdr.ehdr = &hdr; |
| 483 | cfg.physAddr = -1; |
| 484 | cfg.pageAddr = 0; |
| 485 | cfg.action = MPI_CONFIG_ACTION_PAGE_HEADER; |
| 486 | cfg.dir = 0; /* read */ |
| 487 | cfg.timeout = 10; |
| 488 | |
| 489 | error = mpt_config(ioc, &cfg); |
| 490 | if (error) |
| 491 | goto out; |
| 492 | if (!hdr.ExtPageLength) { |
| 493 | error = -ENXIO; |
| 494 | goto out; |
| 495 | } |
| 496 | |
| 497 | buffer = pci_alloc_consistent(ioc->pcidev, hdr.ExtPageLength * 4, |
| 498 | &dma_handle); |
| 499 | if (!buffer) { |
| 500 | error = -ENOMEM; |
| 501 | goto out; |
| 502 | } |
| 503 | |
| 504 | cfg.physAddr = dma_handle; |
| 505 | cfg.action = MPI_CONFIG_ACTION_PAGE_READ_CURRENT; |
| 506 | |
| 507 | error = mpt_config(ioc, &cfg); |
| 508 | if (error) |
| 509 | goto out_free_consistent; |
| 510 | |
| 511 | port_info->num_phys = buffer->NumPhys; |
| 512 | port_info->phy_info = kcalloc(port_info->num_phys, |
| 513 | sizeof(struct mptsas_phyinfo),GFP_KERNEL); |
| 514 | if (!port_info->phy_info) { |
| 515 | error = -ENOMEM; |
| 516 | goto out_free_consistent; |
| 517 | } |
| 518 | |
| 519 | for (i = 0; i < port_info->num_phys; i++) { |
| 520 | mptsas_print_phy_data(&buffer->PhyData[i]); |
| 521 | port_info->phy_info[i].phy_id = i; |
| 522 | port_info->phy_info[i].port_id = |
| 523 | buffer->PhyData[i].Port; |
| 524 | port_info->phy_info[i].negotiated_link_rate = |
| 525 | buffer->PhyData[i].NegotiatedLinkRate; |
| 526 | } |
| 527 | |
| 528 | out_free_consistent: |
| 529 | pci_free_consistent(ioc->pcidev, hdr.ExtPageLength * 4, |
| 530 | buffer, dma_handle); |
| 531 | out: |
| 532 | return error; |
| 533 | } |
| 534 | |
| 535 | static int |
| 536 | mptsas_sas_phy_pg0(MPT_ADAPTER *ioc, struct mptsas_phyinfo *phy_info, |
| 537 | u32 form, u32 form_specific) |
| 538 | { |
| 539 | ConfigExtendedPageHeader_t hdr; |
| 540 | CONFIGPARMS cfg; |
| 541 | SasPhyPage0_t *buffer; |
| 542 | dma_addr_t dma_handle; |
| 543 | int error; |
| 544 | |
| 545 | hdr.PageVersion = MPI_SASPHY0_PAGEVERSION; |
| 546 | hdr.ExtPageLength = 0; |
| 547 | hdr.PageNumber = 0; |
| 548 | hdr.Reserved1 = 0; |
| 549 | hdr.Reserved2 = 0; |
| 550 | hdr.PageType = MPI_CONFIG_PAGETYPE_EXTENDED; |
| 551 | hdr.ExtPageType = MPI_CONFIG_EXTPAGETYPE_SAS_PHY; |
| 552 | |
| 553 | cfg.cfghdr.ehdr = &hdr; |
| 554 | cfg.dir = 0; /* read */ |
| 555 | cfg.timeout = 10; |
| 556 | |
| 557 | /* Get Phy Pg 0 for each Phy. */ |
| 558 | cfg.physAddr = -1; |
| 559 | cfg.pageAddr = form + form_specific; |
| 560 | cfg.action = MPI_CONFIG_ACTION_PAGE_HEADER; |
| 561 | |
| 562 | error = mpt_config(ioc, &cfg); |
| 563 | if (error) |
| 564 | goto out; |
| 565 | |
| 566 | if (!hdr.ExtPageLength) { |
| 567 | error = -ENXIO; |
| 568 | goto out; |
| 569 | } |
| 570 | |
| 571 | buffer = pci_alloc_consistent(ioc->pcidev, hdr.ExtPageLength * 4, |
| 572 | &dma_handle); |
| 573 | if (!buffer) { |
| 574 | error = -ENOMEM; |
| 575 | goto out; |
| 576 | } |
| 577 | |
| 578 | cfg.physAddr = dma_handle; |
| 579 | cfg.action = MPI_CONFIG_ACTION_PAGE_READ_CURRENT; |
| 580 | |
| 581 | error = mpt_config(ioc, &cfg); |
| 582 | if (error) |
| 583 | goto out_free_consistent; |
| 584 | |
| 585 | mptsas_print_phy_pg0(buffer); |
| 586 | |
| 587 | phy_info->hw_link_rate = buffer->HwLinkRate; |
| 588 | phy_info->programmed_link_rate = buffer->ProgrammedLinkRate; |
| 589 | phy_info->identify.handle = le16_to_cpu(buffer->OwnerDevHandle); |
| 590 | phy_info->attached.handle = le16_to_cpu(buffer->AttachedDevHandle); |
| 591 | |
| 592 | out_free_consistent: |
| 593 | pci_free_consistent(ioc->pcidev, hdr.ExtPageLength * 4, |
| 594 | buffer, dma_handle); |
| 595 | out: |
| 596 | return error; |
| 597 | } |
| 598 | |
| 599 | static int |
| 600 | mptsas_sas_device_pg0(MPT_ADAPTER *ioc, struct mptsas_devinfo *device_info, |
| 601 | u32 form, u32 form_specific) |
| 602 | { |
| 603 | ConfigExtendedPageHeader_t hdr; |
| 604 | CONFIGPARMS cfg; |
| 605 | SasDevicePage0_t *buffer; |
| 606 | dma_addr_t dma_handle; |
| 607 | __le64 sas_address; |
| 608 | int error; |
| 609 | |
| 610 | hdr.PageVersion = MPI_SASDEVICE0_PAGEVERSION; |
| 611 | hdr.ExtPageLength = 0; |
| 612 | hdr.PageNumber = 0; |
| 613 | hdr.Reserved1 = 0; |
| 614 | hdr.Reserved2 = 0; |
| 615 | hdr.PageType = MPI_CONFIG_PAGETYPE_EXTENDED; |
| 616 | hdr.ExtPageType = MPI_CONFIG_EXTPAGETYPE_SAS_DEVICE; |
| 617 | |
| 618 | cfg.cfghdr.ehdr = &hdr; |
| 619 | cfg.pageAddr = form + form_specific; |
| 620 | cfg.physAddr = -1; |
| 621 | cfg.action = MPI_CONFIG_ACTION_PAGE_HEADER; |
| 622 | cfg.dir = 0; /* read */ |
| 623 | cfg.timeout = 10; |
| 624 | |
| 625 | error = mpt_config(ioc, &cfg); |
| 626 | if (error) |
| 627 | goto out; |
| 628 | if (!hdr.ExtPageLength) { |
| 629 | error = -ENXIO; |
| 630 | goto out; |
| 631 | } |
| 632 | |
| 633 | buffer = pci_alloc_consistent(ioc->pcidev, hdr.ExtPageLength * 4, |
| 634 | &dma_handle); |
| 635 | if (!buffer) { |
| 636 | error = -ENOMEM; |
| 637 | goto out; |
| 638 | } |
| 639 | |
| 640 | cfg.physAddr = dma_handle; |
| 641 | cfg.action = MPI_CONFIG_ACTION_PAGE_READ_CURRENT; |
| 642 | |
| 643 | error = mpt_config(ioc, &cfg); |
| 644 | if (error) |
| 645 | goto out_free_consistent; |
| 646 | |
| 647 | mptsas_print_device_pg0(buffer); |
| 648 | |
| 649 | device_info->handle = le16_to_cpu(buffer->DevHandle); |
| 650 | device_info->phy_id = buffer->PhyNum; |
| 651 | device_info->port_id = buffer->PhysicalPort; |
| 652 | device_info->target = buffer->TargetID; |
| 653 | device_info->bus = buffer->Bus; |
| 654 | memcpy(&sas_address, &buffer->SASAddress, sizeof(__le64)); |
| 655 | device_info->sas_address = le64_to_cpu(sas_address); |
| 656 | device_info->device_info = |
| 657 | le32_to_cpu(buffer->DeviceInfo); |
| 658 | |
| 659 | out_free_consistent: |
| 660 | pci_free_consistent(ioc->pcidev, hdr.ExtPageLength * 4, |
| 661 | buffer, dma_handle); |
| 662 | out: |
| 663 | return error; |
| 664 | } |
| 665 | |
| 666 | static int |
| 667 | mptsas_sas_expander_pg0(MPT_ADAPTER *ioc, struct mptsas_portinfo *port_info, |
| 668 | u32 form, u32 form_specific) |
| 669 | { |
| 670 | ConfigExtendedPageHeader_t hdr; |
| 671 | CONFIGPARMS cfg; |
| 672 | SasExpanderPage0_t *buffer; |
| 673 | dma_addr_t dma_handle; |
| 674 | int error; |
| 675 | |
| 676 | hdr.PageVersion = MPI_SASEXPANDER0_PAGEVERSION; |
| 677 | hdr.ExtPageLength = 0; |
| 678 | hdr.PageNumber = 0; |
| 679 | hdr.Reserved1 = 0; |
| 680 | hdr.Reserved2 = 0; |
| 681 | hdr.PageType = MPI_CONFIG_PAGETYPE_EXTENDED; |
| 682 | hdr.ExtPageType = MPI_CONFIG_EXTPAGETYPE_SAS_EXPANDER; |
| 683 | |
| 684 | cfg.cfghdr.ehdr = &hdr; |
| 685 | cfg.physAddr = -1; |
| 686 | cfg.pageAddr = form + form_specific; |
| 687 | cfg.action = MPI_CONFIG_ACTION_PAGE_HEADER; |
| 688 | cfg.dir = 0; /* read */ |
| 689 | cfg.timeout = 10; |
| 690 | |
| 691 | error = mpt_config(ioc, &cfg); |
| 692 | if (error) |
| 693 | goto out; |
| 694 | |
| 695 | if (!hdr.ExtPageLength) { |
| 696 | error = -ENXIO; |
| 697 | goto out; |
| 698 | } |
| 699 | |
| 700 | buffer = pci_alloc_consistent(ioc->pcidev, hdr.ExtPageLength * 4, |
| 701 | &dma_handle); |
| 702 | if (!buffer) { |
| 703 | error = -ENOMEM; |
| 704 | goto out; |
| 705 | } |
| 706 | |
| 707 | cfg.physAddr = dma_handle; |
| 708 | cfg.action = MPI_CONFIG_ACTION_PAGE_READ_CURRENT; |
| 709 | |
| 710 | error = mpt_config(ioc, &cfg); |
| 711 | if (error) |
| 712 | goto out_free_consistent; |
| 713 | |
| 714 | /* save config data */ |
| 715 | port_info->num_phys = buffer->NumPhys; |
| 716 | port_info->handle = le16_to_cpu(buffer->DevHandle); |
| 717 | port_info->phy_info = kcalloc(port_info->num_phys, |
| 718 | sizeof(struct mptsas_phyinfo),GFP_KERNEL); |
| 719 | if (!port_info->phy_info) { |
| 720 | error = -ENOMEM; |
| 721 | goto out_free_consistent; |
| 722 | } |
| 723 | |
| 724 | out_free_consistent: |
| 725 | pci_free_consistent(ioc->pcidev, hdr.ExtPageLength * 4, |
| 726 | buffer, dma_handle); |
| 727 | out: |
| 728 | return error; |
| 729 | } |
| 730 | |
| 731 | static int |
| 732 | mptsas_sas_expander_pg1(MPT_ADAPTER *ioc, struct mptsas_phyinfo *phy_info, |
| 733 | u32 form, u32 form_specific) |
| 734 | { |
| 735 | ConfigExtendedPageHeader_t hdr; |
| 736 | CONFIGPARMS cfg; |
| 737 | SasExpanderPage1_t *buffer; |
| 738 | dma_addr_t dma_handle; |
| 739 | int error; |
| 740 | |
| 741 | hdr.PageVersion = MPI_SASEXPANDER0_PAGEVERSION; |
| 742 | hdr.ExtPageLength = 0; |
| 743 | hdr.PageNumber = 1; |
| 744 | hdr.Reserved1 = 0; |
| 745 | hdr.Reserved2 = 0; |
| 746 | hdr.PageType = MPI_CONFIG_PAGETYPE_EXTENDED; |
| 747 | hdr.ExtPageType = MPI_CONFIG_EXTPAGETYPE_SAS_EXPANDER; |
| 748 | |
| 749 | cfg.cfghdr.ehdr = &hdr; |
| 750 | cfg.physAddr = -1; |
| 751 | cfg.pageAddr = form + form_specific; |
| 752 | cfg.action = MPI_CONFIG_ACTION_PAGE_HEADER; |
| 753 | cfg.dir = 0; /* read */ |
| 754 | cfg.timeout = 10; |
| 755 | |
| 756 | error = mpt_config(ioc, &cfg); |
| 757 | if (error) |
| 758 | goto out; |
| 759 | |
| 760 | if (!hdr.ExtPageLength) { |
| 761 | error = -ENXIO; |
| 762 | goto out; |
| 763 | } |
| 764 | |
| 765 | buffer = pci_alloc_consistent(ioc->pcidev, hdr.ExtPageLength * 4, |
| 766 | &dma_handle); |
| 767 | if (!buffer) { |
| 768 | error = -ENOMEM; |
| 769 | goto out; |
| 770 | } |
| 771 | |
| 772 | cfg.physAddr = dma_handle; |
| 773 | cfg.action = MPI_CONFIG_ACTION_PAGE_READ_CURRENT; |
| 774 | |
| 775 | error = mpt_config(ioc, &cfg); |
| 776 | if (error) |
| 777 | goto out_free_consistent; |
| 778 | |
| 779 | |
| 780 | mptsas_print_expander_pg1(buffer); |
| 781 | |
| 782 | /* save config data */ |
Eric Moore | 024358e | 2005-10-21 20:56:36 +0200 | [diff] [blame] | 783 | phy_info->phy_id = buffer->PhyIdentifier; |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 784 | phy_info->port_id = buffer->PhysicalPort; |
| 785 | phy_info->negotiated_link_rate = buffer->NegotiatedLinkRate; |
| 786 | phy_info->programmed_link_rate = buffer->ProgrammedLinkRate; |
| 787 | phy_info->hw_link_rate = buffer->HwLinkRate; |
| 788 | phy_info->identify.handle = le16_to_cpu(buffer->OwnerDevHandle); |
| 789 | phy_info->attached.handle = le16_to_cpu(buffer->AttachedDevHandle); |
| 790 | |
| 791 | |
| 792 | out_free_consistent: |
| 793 | pci_free_consistent(ioc->pcidev, hdr.ExtPageLength * 4, |
| 794 | buffer, dma_handle); |
| 795 | out: |
| 796 | return error; |
| 797 | } |
| 798 | |
| 799 | static void |
| 800 | mptsas_parse_device_info(struct sas_identify *identify, |
| 801 | struct mptsas_devinfo *device_info) |
| 802 | { |
| 803 | u16 protocols; |
| 804 | |
| 805 | identify->sas_address = device_info->sas_address; |
| 806 | identify->phy_identifier = device_info->phy_id; |
| 807 | |
| 808 | /* |
| 809 | * Fill in Phy Initiator Port Protocol. |
| 810 | * Bits 6:3, more than one bit can be set, fall through cases. |
| 811 | */ |
| 812 | protocols = device_info->device_info & 0x78; |
| 813 | identify->initiator_port_protocols = 0; |
| 814 | if (protocols & MPI_SAS_DEVICE_INFO_SSP_INITIATOR) |
| 815 | identify->initiator_port_protocols |= SAS_PROTOCOL_SSP; |
| 816 | if (protocols & MPI_SAS_DEVICE_INFO_STP_INITIATOR) |
| 817 | identify->initiator_port_protocols |= SAS_PROTOCOL_STP; |
| 818 | if (protocols & MPI_SAS_DEVICE_INFO_SMP_INITIATOR) |
| 819 | identify->initiator_port_protocols |= SAS_PROTOCOL_SMP; |
| 820 | if (protocols & MPI_SAS_DEVICE_INFO_SATA_HOST) |
| 821 | identify->initiator_port_protocols |= SAS_PROTOCOL_SATA; |
| 822 | |
| 823 | /* |
| 824 | * Fill in Phy Target Port Protocol. |
| 825 | * Bits 10:7, more than one bit can be set, fall through cases. |
| 826 | */ |
| 827 | protocols = device_info->device_info & 0x780; |
| 828 | identify->target_port_protocols = 0; |
| 829 | if (protocols & MPI_SAS_DEVICE_INFO_SSP_TARGET) |
| 830 | identify->target_port_protocols |= SAS_PROTOCOL_SSP; |
| 831 | if (protocols & MPI_SAS_DEVICE_INFO_STP_TARGET) |
| 832 | identify->target_port_protocols |= SAS_PROTOCOL_STP; |
| 833 | if (protocols & MPI_SAS_DEVICE_INFO_SMP_TARGET) |
| 834 | identify->target_port_protocols |= SAS_PROTOCOL_SMP; |
| 835 | if (protocols & MPI_SAS_DEVICE_INFO_SATA_DEVICE) |
| 836 | identify->target_port_protocols |= SAS_PROTOCOL_SATA; |
| 837 | |
| 838 | /* |
| 839 | * Fill in Attached device type. |
| 840 | */ |
| 841 | switch (device_info->device_info & |
| 842 | MPI_SAS_DEVICE_INFO_MASK_DEVICE_TYPE) { |
| 843 | case MPI_SAS_DEVICE_INFO_NO_DEVICE: |
| 844 | identify->device_type = SAS_PHY_UNUSED; |
| 845 | break; |
| 846 | case MPI_SAS_DEVICE_INFO_END_DEVICE: |
| 847 | identify->device_type = SAS_END_DEVICE; |
| 848 | break; |
| 849 | case MPI_SAS_DEVICE_INFO_EDGE_EXPANDER: |
| 850 | identify->device_type = SAS_EDGE_EXPANDER_DEVICE; |
| 851 | break; |
| 852 | case MPI_SAS_DEVICE_INFO_FANOUT_EXPANDER: |
| 853 | identify->device_type = SAS_FANOUT_EXPANDER_DEVICE; |
| 854 | break; |
| 855 | } |
| 856 | } |
| 857 | |
| 858 | static int mptsas_probe_one_phy(struct device *dev, |
Christoph Hellwig | ac01bbb | 2005-10-19 20:01:17 +0200 | [diff] [blame] | 859 | struct mptsas_phyinfo *phy_info, int index, int local) |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 860 | { |
| 861 | struct sas_phy *port; |
| 862 | int error; |
| 863 | |
| 864 | port = sas_phy_alloc(dev, index); |
| 865 | if (!port) |
| 866 | return -ENOMEM; |
| 867 | |
| 868 | port->port_identifier = phy_info->port_id; |
| 869 | mptsas_parse_device_info(&port->identify, &phy_info->identify); |
| 870 | |
| 871 | /* |
| 872 | * Set Negotiated link rate. |
| 873 | */ |
| 874 | switch (phy_info->negotiated_link_rate) { |
| 875 | case MPI_SAS_IOUNIT0_RATE_PHY_DISABLED: |
| 876 | port->negotiated_linkrate = SAS_PHY_DISABLED; |
| 877 | break; |
| 878 | case MPI_SAS_IOUNIT0_RATE_FAILED_SPEED_NEGOTIATION: |
| 879 | port->negotiated_linkrate = SAS_LINK_RATE_FAILED; |
| 880 | break; |
| 881 | case MPI_SAS_IOUNIT0_RATE_1_5: |
| 882 | port->negotiated_linkrate = SAS_LINK_RATE_1_5_GBPS; |
| 883 | break; |
| 884 | case MPI_SAS_IOUNIT0_RATE_3_0: |
| 885 | port->negotiated_linkrate = SAS_LINK_RATE_3_0_GBPS; |
| 886 | break; |
| 887 | case MPI_SAS_IOUNIT0_RATE_SATA_OOB_COMPLETE: |
| 888 | case MPI_SAS_IOUNIT0_RATE_UNKNOWN: |
| 889 | default: |
| 890 | port->negotiated_linkrate = SAS_LINK_RATE_UNKNOWN; |
| 891 | break; |
| 892 | } |
| 893 | |
| 894 | /* |
| 895 | * Set Max hardware link rate. |
| 896 | */ |
| 897 | switch (phy_info->hw_link_rate & MPI_SAS_PHY0_PRATE_MAX_RATE_MASK) { |
| 898 | case MPI_SAS_PHY0_HWRATE_MAX_RATE_1_5: |
| 899 | port->maximum_linkrate_hw = SAS_LINK_RATE_1_5_GBPS; |
| 900 | break; |
| 901 | case MPI_SAS_PHY0_PRATE_MAX_RATE_3_0: |
| 902 | port->maximum_linkrate_hw = SAS_LINK_RATE_3_0_GBPS; |
| 903 | break; |
| 904 | default: |
| 905 | break; |
| 906 | } |
| 907 | |
| 908 | /* |
| 909 | * Set Max programmed link rate. |
| 910 | */ |
| 911 | switch (phy_info->programmed_link_rate & |
| 912 | MPI_SAS_PHY0_PRATE_MAX_RATE_MASK) { |
| 913 | case MPI_SAS_PHY0_PRATE_MAX_RATE_1_5: |
| 914 | port->maximum_linkrate = SAS_LINK_RATE_1_5_GBPS; |
| 915 | break; |
| 916 | case MPI_SAS_PHY0_PRATE_MAX_RATE_3_0: |
| 917 | port->maximum_linkrate = SAS_LINK_RATE_3_0_GBPS; |
| 918 | break; |
| 919 | default: |
| 920 | break; |
| 921 | } |
| 922 | |
| 923 | /* |
| 924 | * Set Min hardware link rate. |
| 925 | */ |
| 926 | switch (phy_info->hw_link_rate & MPI_SAS_PHY0_HWRATE_MIN_RATE_MASK) { |
| 927 | case MPI_SAS_PHY0_HWRATE_MIN_RATE_1_5: |
| 928 | port->minimum_linkrate_hw = SAS_LINK_RATE_1_5_GBPS; |
| 929 | break; |
| 930 | case MPI_SAS_PHY0_PRATE_MIN_RATE_3_0: |
| 931 | port->minimum_linkrate_hw = SAS_LINK_RATE_3_0_GBPS; |
| 932 | break; |
| 933 | default: |
| 934 | break; |
| 935 | } |
| 936 | |
| 937 | /* |
| 938 | * Set Min programmed link rate. |
| 939 | */ |
| 940 | switch (phy_info->programmed_link_rate & |
| 941 | MPI_SAS_PHY0_PRATE_MIN_RATE_MASK) { |
| 942 | case MPI_SAS_PHY0_PRATE_MIN_RATE_1_5: |
| 943 | port->minimum_linkrate = SAS_LINK_RATE_1_5_GBPS; |
| 944 | break; |
| 945 | case MPI_SAS_PHY0_PRATE_MIN_RATE_3_0: |
| 946 | port->minimum_linkrate = SAS_LINK_RATE_3_0_GBPS; |
| 947 | break; |
| 948 | default: |
| 949 | break; |
| 950 | } |
| 951 | |
Christoph Hellwig | ac01bbb | 2005-10-19 20:01:17 +0200 | [diff] [blame] | 952 | if (local) |
| 953 | port->local_attached = 1; |
| 954 | |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 955 | error = sas_phy_add(port); |
| 956 | if (error) { |
| 957 | sas_phy_free(port); |
| 958 | return error; |
| 959 | } |
| 960 | |
| 961 | if (phy_info->attached.handle) { |
| 962 | struct sas_rphy *rphy; |
| 963 | |
| 964 | rphy = sas_rphy_alloc(port); |
| 965 | if (!rphy) |
| 966 | return 0; /* non-fatal: an rphy can be added later */ |
| 967 | |
| 968 | mptsas_parse_device_info(&rphy->identify, &phy_info->attached); |
| 969 | error = sas_rphy_add(rphy); |
| 970 | if (error) { |
| 971 | sas_rphy_free(rphy); |
| 972 | return error; |
| 973 | } |
| 974 | |
| 975 | phy_info->rphy = rphy; |
| 976 | } |
| 977 | |
| 978 | return 0; |
| 979 | } |
| 980 | |
| 981 | static int |
| 982 | mptsas_probe_hba_phys(MPT_ADAPTER *ioc, int *index) |
| 983 | { |
| 984 | struct mptsas_portinfo *port_info; |
| 985 | u32 handle = 0xFFFF; |
| 986 | int error = -ENOMEM, i; |
| 987 | |
| 988 | port_info = kmalloc(sizeof(*port_info), GFP_KERNEL); |
| 989 | if (!port_info) |
| 990 | goto out; |
| 991 | memset(port_info, 0, sizeof(*port_info)); |
| 992 | |
| 993 | error = mptsas_sas_io_unit_pg0(ioc, port_info); |
| 994 | if (error) |
| 995 | goto out_free_port_info; |
| 996 | |
| 997 | list_add_tail(&port_info->list, &ioc->sas_topology); |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 998 | for (i = 0; i < port_info->num_phys; i++) { |
| 999 | mptsas_sas_phy_pg0(ioc, &port_info->phy_info[i], |
| 1000 | (MPI_SAS_PHY_PGAD_FORM_PHY_NUMBER << |
| 1001 | MPI_SAS_PHY_PGAD_FORM_SHIFT), i); |
| 1002 | |
| 1003 | mptsas_sas_device_pg0(ioc, &port_info->phy_info[i].identify, |
| 1004 | (MPI_SAS_DEVICE_PGAD_FORM_GET_NEXT_HANDLE << |
| 1005 | MPI_SAS_DEVICE_PGAD_FORM_SHIFT), handle); |
Eric Moore | 024358e | 2005-10-21 20:56:36 +0200 | [diff] [blame] | 1006 | port_info->phy_info[i].identify.phy_id = |
| 1007 | port_info->phy_info[i].phy_id; |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 1008 | handle = port_info->phy_info[i].identify.handle; |
| 1009 | |
| 1010 | if (port_info->phy_info[i].attached.handle) { |
| 1011 | mptsas_sas_device_pg0(ioc, |
| 1012 | &port_info->phy_info[i].attached, |
| 1013 | (MPI_SAS_DEVICE_PGAD_FORM_HANDLE << |
| 1014 | MPI_SAS_DEVICE_PGAD_FORM_SHIFT), |
| 1015 | port_info->phy_info[i].attached.handle); |
| 1016 | } |
| 1017 | |
| 1018 | mptsas_probe_one_phy(&ioc->sh->shost_gendev, |
Christoph Hellwig | ac01bbb | 2005-10-19 20:01:17 +0200 | [diff] [blame] | 1019 | &port_info->phy_info[i], *index, 1); |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 1020 | (*index)++; |
| 1021 | } |
| 1022 | |
| 1023 | return 0; |
| 1024 | |
| 1025 | out_free_port_info: |
| 1026 | kfree(port_info); |
| 1027 | out: |
| 1028 | return error; |
| 1029 | } |
| 1030 | |
| 1031 | static int |
| 1032 | mptsas_probe_expander_phys(MPT_ADAPTER *ioc, u32 *handle, int *index) |
| 1033 | { |
| 1034 | struct mptsas_portinfo *port_info, *p; |
| 1035 | int error = -ENOMEM, i, j; |
| 1036 | |
| 1037 | port_info = kmalloc(sizeof(*port_info), GFP_KERNEL); |
| 1038 | if (!port_info) |
| 1039 | goto out; |
| 1040 | memset(port_info, 0, sizeof(*port_info)); |
| 1041 | |
| 1042 | error = mptsas_sas_expander_pg0(ioc, port_info, |
| 1043 | (MPI_SAS_EXPAND_PGAD_FORM_GET_NEXT_HANDLE << |
| 1044 | MPI_SAS_EXPAND_PGAD_FORM_SHIFT), *handle); |
| 1045 | if (error) |
| 1046 | goto out_free_port_info; |
| 1047 | |
| 1048 | *handle = port_info->handle; |
| 1049 | |
| 1050 | list_add_tail(&port_info->list, &ioc->sas_topology); |
| 1051 | for (i = 0; i < port_info->num_phys; i++) { |
| 1052 | struct device *parent; |
| 1053 | |
| 1054 | mptsas_sas_expander_pg1(ioc, &port_info->phy_info[i], |
| 1055 | (MPI_SAS_EXPAND_PGAD_FORM_HANDLE_PHY_NUM << |
| 1056 | MPI_SAS_EXPAND_PGAD_FORM_SHIFT), (i << 16) + *handle); |
| 1057 | |
| 1058 | if (port_info->phy_info[i].identify.handle) { |
| 1059 | mptsas_sas_device_pg0(ioc, |
| 1060 | &port_info->phy_info[i].identify, |
| 1061 | (MPI_SAS_DEVICE_PGAD_FORM_HANDLE << |
| 1062 | MPI_SAS_DEVICE_PGAD_FORM_SHIFT), |
| 1063 | port_info->phy_info[i].identify.handle); |
Eric Moore | 024358e | 2005-10-21 20:56:36 +0200 | [diff] [blame] | 1064 | port_info->phy_info[i].identify.phy_id = |
| 1065 | port_info->phy_info[i].phy_id; |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 1066 | } |
| 1067 | |
| 1068 | if (port_info->phy_info[i].attached.handle) { |
| 1069 | mptsas_sas_device_pg0(ioc, |
| 1070 | &port_info->phy_info[i].attached, |
| 1071 | (MPI_SAS_DEVICE_PGAD_FORM_HANDLE << |
| 1072 | MPI_SAS_DEVICE_PGAD_FORM_SHIFT), |
| 1073 | port_info->phy_info[i].attached.handle); |
| 1074 | } |
| 1075 | |
| 1076 | /* |
| 1077 | * If we find a parent port handle this expander is |
| 1078 | * attached to another expander, else it hangs of the |
| 1079 | * HBA phys. |
| 1080 | */ |
| 1081 | parent = &ioc->sh->shost_gendev; |
| 1082 | list_for_each_entry(p, &ioc->sas_topology, list) { |
| 1083 | for (j = 0; j < p->num_phys; j++) { |
| 1084 | if (port_info->phy_info[i].identify.handle == |
| 1085 | p->phy_info[j].attached.handle) |
| 1086 | parent = &p->phy_info[j].rphy->dev; |
| 1087 | } |
| 1088 | } |
| 1089 | |
Christoph Hellwig | ac01bbb | 2005-10-19 20:01:17 +0200 | [diff] [blame] | 1090 | mptsas_probe_one_phy(parent, &port_info->phy_info[i], |
| 1091 | *index, 0); |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 1092 | (*index)++; |
| 1093 | } |
| 1094 | |
| 1095 | return 0; |
| 1096 | |
| 1097 | out_free_port_info: |
| 1098 | kfree(port_info); |
| 1099 | out: |
| 1100 | return error; |
| 1101 | } |
| 1102 | |
| 1103 | static void |
| 1104 | mptsas_scan_sas_topology(MPT_ADAPTER *ioc) |
| 1105 | { |
| 1106 | u32 handle = 0xFFFF; |
| 1107 | int index = 0; |
| 1108 | |
| 1109 | mptsas_probe_hba_phys(ioc, &index); |
| 1110 | while (!mptsas_probe_expander_phys(ioc, &handle, &index)) |
| 1111 | ; |
| 1112 | } |
| 1113 | |
| 1114 | static int |
| 1115 | mptsas_probe(struct pci_dev *pdev, const struct pci_device_id *id) |
| 1116 | { |
| 1117 | struct Scsi_Host *sh; |
| 1118 | MPT_SCSI_HOST *hd; |
| 1119 | MPT_ADAPTER *ioc; |
| 1120 | unsigned long flags; |
| 1121 | int sz, ii; |
| 1122 | int numSGE = 0; |
| 1123 | int scale; |
| 1124 | int ioc_cap; |
| 1125 | u8 *mem; |
| 1126 | int error=0; |
| 1127 | int r; |
| 1128 | |
| 1129 | r = mpt_attach(pdev,id); |
| 1130 | if (r) |
| 1131 | return r; |
| 1132 | |
| 1133 | ioc = pci_get_drvdata(pdev); |
| 1134 | ioc->DoneCtx = mptsasDoneCtx; |
| 1135 | ioc->TaskCtx = mptsasTaskCtx; |
| 1136 | ioc->InternalCtx = mptsasInternalCtx; |
| 1137 | |
| 1138 | /* Added sanity check on readiness of the MPT adapter. |
| 1139 | */ |
| 1140 | if (ioc->last_state != MPI_IOC_STATE_OPERATIONAL) { |
| 1141 | printk(MYIOC_s_WARN_FMT |
| 1142 | "Skipping because it's not operational!\n", |
| 1143 | ioc->name); |
Moore, Eric Dean | 7acec1e | 2005-11-16 18:54:17 -0700 | [diff] [blame] | 1144 | error = -ENODEV; |
| 1145 | goto out_mptsas_probe; |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 1146 | } |
| 1147 | |
| 1148 | if (!ioc->active) { |
| 1149 | printk(MYIOC_s_WARN_FMT "Skipping because it's disabled!\n", |
| 1150 | ioc->name); |
Moore, Eric Dean | 7acec1e | 2005-11-16 18:54:17 -0700 | [diff] [blame] | 1151 | error = -ENODEV; |
| 1152 | goto out_mptsas_probe; |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 1153 | } |
| 1154 | |
| 1155 | /* Sanity check - ensure at least 1 port is INITIATOR capable |
| 1156 | */ |
| 1157 | ioc_cap = 0; |
| 1158 | for (ii = 0; ii < ioc->facts.NumberOfPorts; ii++) { |
| 1159 | if (ioc->pfacts[ii].ProtocolFlags & |
| 1160 | MPI_PORTFACTS_PROTOCOL_INITIATOR) |
| 1161 | ioc_cap++; |
| 1162 | } |
| 1163 | |
| 1164 | if (!ioc_cap) { |
| 1165 | printk(MYIOC_s_WARN_FMT |
| 1166 | "Skipping ioc=%p because SCSI Initiator mode " |
| 1167 | "is NOT enabled!\n", ioc->name, ioc); |
Moore, Eric Dean | 466544d | 2005-09-14 18:09:10 -0600 | [diff] [blame] | 1168 | return 0; |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 1169 | } |
| 1170 | |
| 1171 | sh = scsi_host_alloc(&mptsas_driver_template, sizeof(MPT_SCSI_HOST)); |
| 1172 | if (!sh) { |
| 1173 | printk(MYIOC_s_WARN_FMT |
| 1174 | "Unable to register controller with SCSI subsystem\n", |
| 1175 | ioc->name); |
Moore, Eric Dean | 7acec1e | 2005-11-16 18:54:17 -0700 | [diff] [blame] | 1176 | error = -1; |
| 1177 | goto out_mptsas_probe; |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 1178 | } |
| 1179 | |
| 1180 | spin_lock_irqsave(&ioc->FreeQlock, flags); |
| 1181 | |
| 1182 | /* Attach the SCSI Host to the IOC structure |
| 1183 | */ |
| 1184 | ioc->sh = sh; |
| 1185 | |
| 1186 | sh->io_port = 0; |
| 1187 | sh->n_io_port = 0; |
| 1188 | sh->irq = 0; |
| 1189 | |
| 1190 | /* set 16 byte cdb's */ |
| 1191 | sh->max_cmd_len = 16; |
| 1192 | |
| 1193 | sh->max_id = ioc->pfacts->MaxDevices + 1; |
| 1194 | |
| 1195 | sh->transportt = mptsas_transport_template; |
| 1196 | |
| 1197 | sh->max_lun = MPT_LAST_LUN + 1; |
| 1198 | sh->max_channel = 0; |
| 1199 | sh->this_id = ioc->pfacts[0].PortSCSIID; |
| 1200 | |
| 1201 | /* Required entry. |
| 1202 | */ |
| 1203 | sh->unique_id = ioc->id; |
| 1204 | |
| 1205 | INIT_LIST_HEAD(&ioc->sas_topology); |
Christoph Hellwig | da4fa65 | 2005-10-19 20:01:42 +0200 | [diff] [blame] | 1206 | init_MUTEX(&ioc->sas_mgmt.mutex); |
| 1207 | init_completion(&ioc->sas_mgmt.done); |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 1208 | |
| 1209 | /* Verify that we won't exceed the maximum |
| 1210 | * number of chain buffers |
| 1211 | * We can optimize: ZZ = req_sz/sizeof(SGE) |
| 1212 | * For 32bit SGE's: |
| 1213 | * numSGE = 1 + (ZZ-1)*(maxChain -1) + ZZ |
| 1214 | * + (req_sz - 64)/sizeof(SGE) |
| 1215 | * A slightly different algorithm is required for |
| 1216 | * 64bit SGEs. |
| 1217 | */ |
| 1218 | scale = ioc->req_sz/(sizeof(dma_addr_t) + sizeof(u32)); |
| 1219 | if (sizeof(dma_addr_t) == sizeof(u64)) { |
| 1220 | numSGE = (scale - 1) * |
| 1221 | (ioc->facts.MaxChainDepth-1) + scale + |
| 1222 | (ioc->req_sz - 60) / (sizeof(dma_addr_t) + |
| 1223 | sizeof(u32)); |
| 1224 | } else { |
| 1225 | numSGE = 1 + (scale - 1) * |
| 1226 | (ioc->facts.MaxChainDepth-1) + scale + |
| 1227 | (ioc->req_sz - 64) / (sizeof(dma_addr_t) + |
| 1228 | sizeof(u32)); |
| 1229 | } |
| 1230 | |
| 1231 | if (numSGE < sh->sg_tablesize) { |
| 1232 | /* Reset this value */ |
| 1233 | dprintk((MYIOC_s_INFO_FMT |
| 1234 | "Resetting sg_tablesize to %d from %d\n", |
| 1235 | ioc->name, numSGE, sh->sg_tablesize)); |
| 1236 | sh->sg_tablesize = numSGE; |
| 1237 | } |
| 1238 | |
| 1239 | spin_unlock_irqrestore(&ioc->FreeQlock, flags); |
| 1240 | |
| 1241 | hd = (MPT_SCSI_HOST *) sh->hostdata; |
| 1242 | hd->ioc = ioc; |
| 1243 | |
| 1244 | /* SCSI needs scsi_cmnd lookup table! |
| 1245 | * (with size equal to req_depth*PtrSz!) |
| 1246 | */ |
| 1247 | sz = ioc->req_depth * sizeof(void *); |
| 1248 | mem = kmalloc(sz, GFP_ATOMIC); |
| 1249 | if (mem == NULL) { |
| 1250 | error = -ENOMEM; |
Moore, Eric Dean | 7acec1e | 2005-11-16 18:54:17 -0700 | [diff] [blame] | 1251 | goto out_mptsas_probe; |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 1252 | } |
| 1253 | |
| 1254 | memset(mem, 0, sz); |
| 1255 | hd->ScsiLookup = (struct scsi_cmnd **) mem; |
| 1256 | |
| 1257 | dprintk((MYIOC_s_INFO_FMT "ScsiLookup @ %p, sz=%d\n", |
| 1258 | ioc->name, hd->ScsiLookup, sz)); |
| 1259 | |
| 1260 | /* Allocate memory for the device structures. |
| 1261 | * A non-Null pointer at an offset |
| 1262 | * indicates a device exists. |
| 1263 | * max_id = 1 + maximum id (hosts.h) |
| 1264 | */ |
| 1265 | sz = sh->max_id * sizeof(void *); |
| 1266 | mem = kmalloc(sz, GFP_ATOMIC); |
| 1267 | if (mem == NULL) { |
| 1268 | error = -ENOMEM; |
Moore, Eric Dean | 7acec1e | 2005-11-16 18:54:17 -0700 | [diff] [blame] | 1269 | goto out_mptsas_probe; |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 1270 | } |
| 1271 | |
| 1272 | memset(mem, 0, sz); |
Moore, Eric Dean | c7c8298 | 2005-11-16 18:54:25 -0700 | [diff] [blame^] | 1273 | hd->Targets = (VirtTarget **) mem; |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 1274 | |
| 1275 | dprintk((KERN_INFO |
Moore, Eric Dean | c7c8298 | 2005-11-16 18:54:25 -0700 | [diff] [blame^] | 1276 | " vtarget @ %p, sz=%d\n", hd->Targets, sz)); |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 1277 | |
| 1278 | /* Clear the TM flags |
| 1279 | */ |
| 1280 | hd->tmPending = 0; |
| 1281 | hd->tmState = TM_STATE_NONE; |
| 1282 | hd->resetPending = 0; |
| 1283 | hd->abortSCpnt = NULL; |
| 1284 | |
| 1285 | /* Clear the pointer used to store |
| 1286 | * single-threaded commands, i.e., those |
| 1287 | * issued during a bus scan, dv and |
| 1288 | * configuration pages. |
| 1289 | */ |
| 1290 | hd->cmdPtr = NULL; |
| 1291 | |
| 1292 | /* Initialize this SCSI Hosts' timers |
| 1293 | * To use, set the timer expires field |
| 1294 | * and add_timer |
| 1295 | */ |
| 1296 | init_timer(&hd->timer); |
| 1297 | hd->timer.data = (unsigned long) hd; |
| 1298 | hd->timer.function = mptscsih_timer_expired; |
| 1299 | |
| 1300 | hd->mpt_pq_filter = mpt_pq_filter; |
| 1301 | ioc->sas_data.ptClear = mpt_pt_clear; |
| 1302 | |
| 1303 | if (ioc->sas_data.ptClear==1) { |
| 1304 | mptbase_sas_persist_operation( |
| 1305 | ioc, MPI_SAS_OP_CLEAR_ALL_PERSISTENT); |
| 1306 | } |
| 1307 | |
| 1308 | ddvprintk((MYIOC_s_INFO_FMT |
| 1309 | "mpt_pq_filter %x mpt_pq_filter %x\n", |
| 1310 | ioc->name, |
| 1311 | mpt_pq_filter, |
| 1312 | mpt_pq_filter)); |
| 1313 | |
| 1314 | init_waitqueue_head(&hd->scandv_waitq); |
| 1315 | hd->scandv_wait_done = 0; |
| 1316 | hd->last_queue_full = 0; |
| 1317 | |
| 1318 | error = scsi_add_host(sh, &ioc->pcidev->dev); |
| 1319 | if (error) { |
| 1320 | dprintk((KERN_ERR MYNAM |
| 1321 | "scsi_add_host failed\n")); |
Moore, Eric Dean | 7acec1e | 2005-11-16 18:54:17 -0700 | [diff] [blame] | 1322 | goto out_mptsas_probe; |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 1323 | } |
| 1324 | |
| 1325 | mptsas_scan_sas_topology(ioc); |
| 1326 | |
| 1327 | return 0; |
| 1328 | |
Moore, Eric Dean | 7acec1e | 2005-11-16 18:54:17 -0700 | [diff] [blame] | 1329 | out_mptsas_probe: |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 1330 | |
| 1331 | mptscsih_remove(pdev); |
| 1332 | return error; |
| 1333 | } |
| 1334 | |
| 1335 | static void __devexit mptsas_remove(struct pci_dev *pdev) |
| 1336 | { |
| 1337 | MPT_ADAPTER *ioc = pci_get_drvdata(pdev); |
| 1338 | struct mptsas_portinfo *p, *n; |
| 1339 | |
| 1340 | sas_remove_host(ioc->sh); |
| 1341 | |
| 1342 | list_for_each_entry_safe(p, n, &ioc->sas_topology, list) { |
| 1343 | list_del(&p->list); |
| 1344 | kfree(p); |
| 1345 | } |
| 1346 | |
| 1347 | mptscsih_remove(pdev); |
| 1348 | } |
| 1349 | |
| 1350 | static struct pci_device_id mptsas_pci_table[] = { |
| 1351 | { PCI_VENDOR_ID_LSI_LOGIC, PCI_DEVICE_ID_LSI_SAS1064, |
| 1352 | PCI_ANY_ID, PCI_ANY_ID }, |
| 1353 | { PCI_VENDOR_ID_LSI_LOGIC, PCI_DEVICE_ID_LSI_SAS1066, |
| 1354 | PCI_ANY_ID, PCI_ANY_ID }, |
| 1355 | { PCI_VENDOR_ID_LSI_LOGIC, PCI_DEVICE_ID_LSI_SAS1068, |
| 1356 | PCI_ANY_ID, PCI_ANY_ID }, |
| 1357 | { PCI_VENDOR_ID_LSI_LOGIC, PCI_DEVICE_ID_LSI_SAS1064E, |
| 1358 | PCI_ANY_ID, PCI_ANY_ID }, |
| 1359 | { PCI_VENDOR_ID_LSI_LOGIC, PCI_DEVICE_ID_LSI_SAS1066E, |
| 1360 | PCI_ANY_ID, PCI_ANY_ID }, |
| 1361 | { PCI_VENDOR_ID_LSI_LOGIC, PCI_DEVICE_ID_LSI_SAS1068E, |
| 1362 | PCI_ANY_ID, PCI_ANY_ID }, |
| 1363 | {0} /* Terminating entry */ |
| 1364 | }; |
| 1365 | MODULE_DEVICE_TABLE(pci, mptsas_pci_table); |
| 1366 | |
| 1367 | |
| 1368 | static struct pci_driver mptsas_driver = { |
| 1369 | .name = "mptsas", |
| 1370 | .id_table = mptsas_pci_table, |
| 1371 | .probe = mptsas_probe, |
| 1372 | .remove = __devexit_p(mptsas_remove), |
| 1373 | .shutdown = mptscsih_shutdown, |
| 1374 | #ifdef CONFIG_PM |
| 1375 | .suspend = mptscsih_suspend, |
| 1376 | .resume = mptscsih_resume, |
| 1377 | #endif |
| 1378 | }; |
| 1379 | |
| 1380 | static int __init |
| 1381 | mptsas_init(void) |
| 1382 | { |
| 1383 | show_mptmod_ver(my_NAME, my_VERSION); |
| 1384 | |
| 1385 | mptsas_transport_template = |
| 1386 | sas_attach_transport(&mptsas_transport_functions); |
| 1387 | if (!mptsas_transport_template) |
| 1388 | return -ENODEV; |
| 1389 | |
| 1390 | mptsasDoneCtx = mpt_register(mptscsih_io_done, MPTSAS_DRIVER); |
| 1391 | mptsasTaskCtx = mpt_register(mptscsih_taskmgmt_complete, MPTSAS_DRIVER); |
| 1392 | mptsasInternalCtx = |
| 1393 | mpt_register(mptscsih_scandv_complete, MPTSAS_DRIVER); |
Christoph Hellwig | da4fa65 | 2005-10-19 20:01:42 +0200 | [diff] [blame] | 1394 | mptsasMgmtCtx = mpt_register(mptsas_mgmt_done, MPTSAS_DRIVER); |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 1395 | |
| 1396 | if (mpt_event_register(mptsasDoneCtx, mptscsih_event_process) == 0) { |
| 1397 | devtprintk((KERN_INFO MYNAM |
| 1398 | ": Registered for IOC event notifications\n")); |
| 1399 | } |
| 1400 | |
| 1401 | if (mpt_reset_register(mptsasDoneCtx, mptscsih_ioc_reset) == 0) { |
| 1402 | dprintk((KERN_INFO MYNAM |
| 1403 | ": Registered for IOC reset notifications\n")); |
| 1404 | } |
| 1405 | |
| 1406 | return pci_register_driver(&mptsas_driver); |
| 1407 | } |
| 1408 | |
| 1409 | static void __exit |
| 1410 | mptsas_exit(void) |
| 1411 | { |
| 1412 | pci_unregister_driver(&mptsas_driver); |
| 1413 | sas_release_transport(mptsas_transport_template); |
| 1414 | |
| 1415 | mpt_reset_deregister(mptsasDoneCtx); |
| 1416 | mpt_event_deregister(mptsasDoneCtx); |
| 1417 | |
Christoph Hellwig | da4fa65 | 2005-10-19 20:01:42 +0200 | [diff] [blame] | 1418 | mpt_deregister(mptsasMgmtCtx); |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 1419 | mpt_deregister(mptsasInternalCtx); |
| 1420 | mpt_deregister(mptsasTaskCtx); |
| 1421 | mpt_deregister(mptsasDoneCtx); |
| 1422 | } |
| 1423 | |
| 1424 | module_init(mptsas_init); |
| 1425 | module_exit(mptsas_exit); |