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) |
Christoph Hellwig | 9a28f49 | 2006-01-13 18:04:41 +0100 | [diff] [blame] | 8 | * Copyright (c) 2005-2006 Dell |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 9 | */ |
| 10 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ |
| 11 | /* |
| 12 | This program is free software; you can redistribute it and/or modify |
| 13 | it under the terms of the GNU General Public License as published by |
| 14 | the Free Software Foundation; version 2 of the License. |
| 15 | |
| 16 | This program is distributed in the hope that it will be useful, |
| 17 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 18 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 19 | GNU General Public License for more details. |
| 20 | |
| 21 | NO WARRANTY |
| 22 | THE PROGRAM IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OR |
| 23 | CONDITIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED INCLUDING, WITHOUT |
| 24 | LIMITATION, ANY WARRANTIES OR CONDITIONS OF TITLE, NON-INFRINGEMENT, |
| 25 | MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE. Each Recipient is |
| 26 | solely responsible for determining the appropriateness of using and |
| 27 | distributing the Program and assumes all risks associated with its |
| 28 | exercise of rights under this Agreement, including but not limited to |
| 29 | the risks and costs of program errors, damage to or loss of data, |
| 30 | programs or equipment, and unavailability or interruption of operations. |
| 31 | |
| 32 | DISCLAIMER OF LIABILITY |
| 33 | NEITHER RECIPIENT NOR ANY CONTRIBUTORS SHALL HAVE ANY LIABILITY FOR ANY |
| 34 | DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
| 35 | DAMAGES (INCLUDING WITHOUT LIMITATION LOST PROFITS), HOWEVER CAUSED AND |
| 36 | ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR |
| 37 | TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE |
| 38 | USE OR DISTRIBUTION OF THE PROGRAM OR THE EXERCISE OF ANY RIGHTS GRANTED |
| 39 | HEREUNDER, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGES |
| 40 | |
| 41 | You should have received a copy of the GNU General Public License |
| 42 | along with this program; if not, write to the Free Software |
| 43 | Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
| 44 | */ |
| 45 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ |
| 46 | |
| 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> |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 53 | #include <linux/delay.h> /* for mdelay */ |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 54 | |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 55 | #include <scsi/scsi.h> |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 56 | #include <scsi/scsi_cmnd.h> |
| 57 | #include <scsi/scsi_device.h> |
| 58 | #include <scsi/scsi_host.h> |
| 59 | #include <scsi/scsi_transport_sas.h> |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 60 | #include <scsi/scsi_dbg.h> |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 61 | |
| 62 | #include "mptbase.h" |
| 63 | #include "mptscsih.h" |
| 64 | |
| 65 | |
| 66 | #define my_NAME "Fusion MPT SAS Host driver" |
| 67 | #define my_VERSION MPT_LINUX_VERSION_COMMON |
| 68 | #define MYNAM "mptsas" |
| 69 | |
James Bottomley | e8bf394 | 2006-07-11 17:49:34 -0400 | [diff] [blame] | 70 | /* |
| 71 | * Reserved channel for integrated raid |
| 72 | */ |
| 73 | #define MPTSAS_RAID_CHANNEL 1 |
| 74 | |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 75 | MODULE_AUTHOR(MODULEAUTHOR); |
| 76 | MODULE_DESCRIPTION(my_NAME); |
| 77 | MODULE_LICENSE("GPL"); |
| 78 | |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 79 | static int mpt_pt_clear; |
| 80 | module_param(mpt_pt_clear, int, 0); |
| 81 | MODULE_PARM_DESC(mpt_pt_clear, |
Eric Moore | ba856d3 | 2006-07-11 17:34:01 -0600 | [diff] [blame] | 82 | " Clear persistency table: enable=1 " |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 83 | "(default=MPTSCSIH_PT_CLEAR=0)"); |
| 84 | |
| 85 | static int mptsasDoneCtx = -1; |
| 86 | static int mptsasTaskCtx = -1; |
| 87 | static int mptsasInternalCtx = -1; /* Used only for internal commands */ |
Christoph Hellwig | da4fa65 | 2005-10-19 20:01:42 +0200 | [diff] [blame] | 88 | static int mptsasMgmtCtx = -1; |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 89 | |
| 90 | |
Christoph Hellwig | 9a28f49 | 2006-01-13 18:04:41 +0100 | [diff] [blame] | 91 | enum mptsas_hotplug_action { |
| 92 | MPTSAS_ADD_DEVICE, |
| 93 | MPTSAS_DEL_DEVICE, |
Moore, Eric | c73787ee | 2006-01-26 16:20:06 -0700 | [diff] [blame] | 94 | MPTSAS_ADD_RAID, |
| 95 | MPTSAS_DEL_RAID, |
Moore, Eric | bd23e94 | 2006-04-17 12:43:04 -0600 | [diff] [blame] | 96 | MPTSAS_IGNORE_EVENT, |
Christoph Hellwig | 9a28f49 | 2006-01-13 18:04:41 +0100 | [diff] [blame] | 97 | }; |
| 98 | |
| 99 | struct mptsas_hotplug_event { |
| 100 | struct work_struct work; |
| 101 | MPT_ADAPTER *ioc; |
| 102 | enum mptsas_hotplug_action event_type; |
| 103 | u64 sas_address; |
| 104 | u32 channel; |
| 105 | u32 id; |
| 106 | u32 device_info; |
| 107 | u16 handle; |
| 108 | u16 parent_handle; |
| 109 | u8 phy_id; |
Moore, Eric | f44e546 | 2006-03-14 09:14:21 -0700 | [diff] [blame] | 110 | u8 phys_disk_num; |
| 111 | u8 phys_disk_num_valid; |
Christoph Hellwig | 9a28f49 | 2006-01-13 18:04:41 +0100 | [diff] [blame] | 112 | }; |
| 113 | |
Moore, Eric | e6b2d76 | 2006-03-14 09:14:24 -0700 | [diff] [blame] | 114 | struct mptsas_discovery_event { |
| 115 | struct work_struct work; |
| 116 | MPT_ADAPTER *ioc; |
| 117 | }; |
| 118 | |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 119 | /* |
| 120 | * SAS topology structures |
| 121 | * |
| 122 | * The MPT Fusion firmware interface spreads information about the |
| 123 | * SAS topology over many manufacture pages, thus we need some data |
| 124 | * structure to collect it and process it for the SAS transport class. |
| 125 | */ |
| 126 | |
| 127 | struct mptsas_devinfo { |
| 128 | u16 handle; /* unique id to address this device */ |
Moore, Eric | c73787ee | 2006-01-26 16:20:06 -0700 | [diff] [blame] | 129 | u16 handle_parent; /* unique id to address parent device */ |
Christoph Hellwig | e309444 | 2006-02-16 13:25:36 +0100 | [diff] [blame] | 130 | u16 handle_enclosure; /* enclosure identifier of the enclosure */ |
| 131 | u16 slot; /* physical slot in enclosure */ |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 132 | u8 phy_id; /* phy number of parent device */ |
| 133 | u8 port_id; /* sas physical port this device |
| 134 | is assoc'd with */ |
Christoph Hellwig | 9a28f49 | 2006-01-13 18:04:41 +0100 | [diff] [blame] | 135 | u8 id; /* logical target id of this device */ |
| 136 | u8 channel; /* logical bus number of this device */ |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 137 | u64 sas_address; /* WWN of this device, |
| 138 | SATA is assigned by HBA,expander */ |
| 139 | u32 device_info; /* bitfield detailed info about this device */ |
| 140 | }; |
| 141 | |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 142 | /* |
| 143 | * Specific details on ports, wide/narrow |
| 144 | */ |
| 145 | struct mptsas_portinfo_details{ |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 146 | u16 num_phys; /* number of phys belong to this port */ |
| 147 | u64 phy_bitmask; /* TODO, extend support for 255 phys */ |
| 148 | struct sas_rphy *rphy; /* transport layer rphy object */ |
| 149 | struct sas_port *port; /* transport layer port object */ |
| 150 | struct scsi_target *starget; |
| 151 | struct mptsas_portinfo *port_info; |
| 152 | }; |
| 153 | |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 154 | struct mptsas_phyinfo { |
| 155 | u8 phy_id; /* phy index */ |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 156 | u8 port_id; /* firmware port identifier */ |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 157 | u8 negotiated_link_rate; /* nego'd link rate for this phy */ |
| 158 | u8 hw_link_rate; /* hardware max/min phys link rate */ |
| 159 | u8 programmed_link_rate; /* programmed max/min phy link rate */ |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 160 | u8 sas_port_add_phy; /* flag to request sas_port_add_phy*/ |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 161 | struct mptsas_devinfo identify; /* point to phy device info */ |
| 162 | struct mptsas_devinfo attached; /* point to attached device info */ |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 163 | struct sas_phy *phy; /* transport layer phy object */ |
| 164 | struct mptsas_portinfo *portinfo; |
| 165 | struct mptsas_portinfo_details * port_details; |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 166 | }; |
| 167 | |
| 168 | struct mptsas_portinfo { |
| 169 | struct list_head list; |
| 170 | u16 handle; /* unique id to address this */ |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 171 | u16 num_phys; /* number of phys */ |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 172 | struct mptsas_phyinfo *phy_info; |
| 173 | }; |
| 174 | |
Christoph Hellwig | e309444 | 2006-02-16 13:25:36 +0100 | [diff] [blame] | 175 | struct mptsas_enclosure { |
| 176 | u64 enclosure_logical_id; /* The WWN for the enclosure */ |
| 177 | u16 enclosure_handle; /* unique id to address this */ |
| 178 | u16 flags; /* details enclosure management */ |
| 179 | u16 num_slot; /* num slots */ |
| 180 | u16 start_slot; /* first slot */ |
| 181 | u8 start_id; /* starting logical target id */ |
| 182 | u8 start_channel; /* starting logical channel id */ |
| 183 | u8 sep_id; /* SEP device logical target id */ |
| 184 | u8 sep_channel; /* SEP channel logical channel id */ |
| 185 | }; |
| 186 | |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 187 | #ifdef MPT_DEBUG_SAS |
Christoph Hellwig | b514112 | 2005-10-28 22:07:41 +0200 | [diff] [blame] | 188 | static void mptsas_print_phy_data(MPI_SAS_IO_UNIT0_PHY_DATA *phy_data) |
| 189 | { |
| 190 | printk("---- IO UNIT PAGE 0 ------------\n"); |
| 191 | printk("Handle=0x%X\n", |
| 192 | le16_to_cpu(phy_data->AttachedDeviceHandle)); |
| 193 | printk("Controller Handle=0x%X\n", |
| 194 | le16_to_cpu(phy_data->ControllerDevHandle)); |
| 195 | printk("Port=0x%X\n", phy_data->Port); |
| 196 | printk("Port Flags=0x%X\n", phy_data->PortFlags); |
| 197 | printk("PHY Flags=0x%X\n", phy_data->PhyFlags); |
| 198 | printk("Negotiated Link Rate=0x%X\n", phy_data->NegotiatedLinkRate); |
| 199 | printk("Controller PHY Device Info=0x%X\n", |
| 200 | le32_to_cpu(phy_data->ControllerPhyDeviceInfo)); |
| 201 | printk("DiscoveryStatus=0x%X\n", |
| 202 | le32_to_cpu(phy_data->DiscoveryStatus)); |
| 203 | printk("\n"); |
| 204 | } |
| 205 | |
| 206 | static void mptsas_print_phy_pg0(SasPhyPage0_t *pg0) |
| 207 | { |
| 208 | __le64 sas_address; |
| 209 | |
| 210 | memcpy(&sas_address, &pg0->SASAddress, sizeof(__le64)); |
| 211 | |
| 212 | printk("---- SAS PHY PAGE 0 ------------\n"); |
| 213 | printk("Attached Device Handle=0x%X\n", |
| 214 | le16_to_cpu(pg0->AttachedDevHandle)); |
| 215 | printk("SAS Address=0x%llX\n", |
| 216 | (unsigned long long)le64_to_cpu(sas_address)); |
| 217 | printk("Attached PHY Identifier=0x%X\n", pg0->AttachedPhyIdentifier); |
| 218 | printk("Attached Device Info=0x%X\n", |
| 219 | le32_to_cpu(pg0->AttachedDeviceInfo)); |
| 220 | printk("Programmed Link Rate=0x%X\n", pg0->ProgrammedLinkRate); |
| 221 | printk("Change Count=0x%X\n", pg0->ChangeCount); |
| 222 | printk("PHY Info=0x%X\n", le32_to_cpu(pg0->PhyInfo)); |
| 223 | printk("\n"); |
| 224 | } |
| 225 | |
| 226 | static void mptsas_print_phy_pg1(SasPhyPage1_t *pg1) |
| 227 | { |
| 228 | printk("---- SAS PHY PAGE 1 ------------\n"); |
Christoph Hellwig | f9a2d2e | 2005-10-19 20:01:47 +0200 | [diff] [blame] | 229 | printk("Invalid Dword Count=0x%x\n", pg1->InvalidDwordCount); |
| 230 | printk("Running Disparity Error Count=0x%x\n", |
Christoph Hellwig | b514112 | 2005-10-28 22:07:41 +0200 | [diff] [blame] | 231 | pg1->RunningDisparityErrorCount); |
Christoph Hellwig | f9a2d2e | 2005-10-19 20:01:47 +0200 | [diff] [blame] | 232 | printk("Loss Dword Synch Count=0x%x\n", pg1->LossDwordSynchCount); |
| 233 | printk("PHY Reset Problem Count=0x%x\n", pg1->PhyResetProblemCount); |
| 234 | printk("\n"); |
Christoph Hellwig | b514112 | 2005-10-28 22:07:41 +0200 | [diff] [blame] | 235 | } |
| 236 | |
| 237 | static void mptsas_print_device_pg0(SasDevicePage0_t *pg0) |
| 238 | { |
| 239 | __le64 sas_address; |
| 240 | |
| 241 | memcpy(&sas_address, &pg0->SASAddress, sizeof(__le64)); |
| 242 | |
| 243 | printk("---- SAS DEVICE PAGE 0 ---------\n"); |
| 244 | printk("Handle=0x%X\n" ,le16_to_cpu(pg0->DevHandle)); |
Christoph Hellwig | e309444 | 2006-02-16 13:25:36 +0100 | [diff] [blame] | 245 | printk("Parent Handle=0x%X\n" ,le16_to_cpu(pg0->ParentDevHandle)); |
Christoph Hellwig | b514112 | 2005-10-28 22:07:41 +0200 | [diff] [blame] | 246 | printk("Enclosure Handle=0x%X\n", le16_to_cpu(pg0->EnclosureHandle)); |
| 247 | printk("Slot=0x%X\n", le16_to_cpu(pg0->Slot)); |
Eric Moore | f99be43 | 2007-01-04 20:46:54 -0700 | [diff] [blame^] | 248 | printk("SAS Address=0x%llX\n", (unsigned long long) |
| 249 | le64_to_cpu(sas_address)); |
Christoph Hellwig | b514112 | 2005-10-28 22:07:41 +0200 | [diff] [blame] | 250 | printk("Target ID=0x%X\n", pg0->TargetID); |
| 251 | printk("Bus=0x%X\n", pg0->Bus); |
Christoph Hellwig | f9a2d2e | 2005-10-19 20:01:47 +0200 | [diff] [blame] | 252 | /* The PhyNum field specifies the PHY number of the parent |
| 253 | * device this device is linked to |
| 254 | */ |
| 255 | printk("Parent Phy Num=0x%X\n", pg0->PhyNum); |
| 256 | printk("Access Status=0x%X\n", le16_to_cpu(pg0->AccessStatus)); |
Christoph Hellwig | b514112 | 2005-10-28 22:07:41 +0200 | [diff] [blame] | 257 | printk("Device Info=0x%X\n", le32_to_cpu(pg0->DeviceInfo)); |
| 258 | printk("Flags=0x%X\n", le16_to_cpu(pg0->Flags)); |
| 259 | printk("Physical Port=0x%X\n", pg0->PhysicalPort); |
| 260 | printk("\n"); |
| 261 | } |
| 262 | |
| 263 | static void mptsas_print_expander_pg1(SasExpanderPage1_t *pg1) |
| 264 | { |
| 265 | printk("---- SAS EXPANDER PAGE 1 ------------\n"); |
| 266 | |
| 267 | printk("Physical Port=0x%X\n", pg1->PhysicalPort); |
Christoph Hellwig | f9a2d2e | 2005-10-19 20:01:47 +0200 | [diff] [blame] | 268 | printk("PHY Identifier=0x%X\n", pg1->PhyIdentifier); |
Christoph Hellwig | b514112 | 2005-10-28 22:07:41 +0200 | [diff] [blame] | 269 | printk("Negotiated Link Rate=0x%X\n", pg1->NegotiatedLinkRate); |
| 270 | printk("Programmed Link Rate=0x%X\n", pg1->ProgrammedLinkRate); |
| 271 | printk("Hardware Link Rate=0x%X\n", pg1->HwLinkRate); |
| 272 | printk("Owner Device Handle=0x%X\n", |
| 273 | le16_to_cpu(pg1->OwnerDevHandle)); |
| 274 | printk("Attached Device Handle=0x%X\n", |
| 275 | le16_to_cpu(pg1->AttachedDevHandle)); |
| 276 | } |
| 277 | #else |
| 278 | #define mptsas_print_phy_data(phy_data) do { } while (0) |
| 279 | #define mptsas_print_phy_pg0(pg0) do { } while (0) |
| 280 | #define mptsas_print_phy_pg1(pg1) do { } while (0) |
| 281 | #define mptsas_print_device_pg0(pg0) do { } while (0) |
| 282 | #define mptsas_print_expander_pg1(pg1) do { } while (0) |
| 283 | #endif |
| 284 | |
Christoph Hellwig | e309444 | 2006-02-16 13:25:36 +0100 | [diff] [blame] | 285 | static inline MPT_ADAPTER *phy_to_ioc(struct sas_phy *phy) |
| 286 | { |
| 287 | struct Scsi_Host *shost = dev_to_shost(phy->dev.parent); |
| 288 | return ((MPT_SCSI_HOST *)shost->hostdata)->ioc; |
| 289 | } |
| 290 | |
| 291 | static inline MPT_ADAPTER *rphy_to_ioc(struct sas_rphy *rphy) |
| 292 | { |
| 293 | struct Scsi_Host *shost = dev_to_shost(rphy->dev.parent->parent); |
| 294 | return ((MPT_SCSI_HOST *)shost->hostdata)->ioc; |
| 295 | } |
| 296 | |
Moore, Eric | e6b2d76 | 2006-03-14 09:14:24 -0700 | [diff] [blame] | 297 | /* |
| 298 | * mptsas_find_portinfo_by_handle |
| 299 | * |
| 300 | * This function should be called with the sas_topology_mutex already held |
| 301 | */ |
| 302 | static struct mptsas_portinfo * |
| 303 | mptsas_find_portinfo_by_handle(MPT_ADAPTER *ioc, u16 handle) |
| 304 | { |
| 305 | struct mptsas_portinfo *port_info, *rc=NULL; |
| 306 | int i; |
| 307 | |
| 308 | list_for_each_entry(port_info, &ioc->sas_topology, list) |
| 309 | for (i = 0; i < port_info->num_phys; i++) |
| 310 | if (port_info->phy_info[i].identify.handle == handle) { |
| 311 | rc = port_info; |
| 312 | goto out; |
| 313 | } |
| 314 | out: |
| 315 | return rc; |
| 316 | } |
| 317 | |
Moore, Eric | bd23e94 | 2006-04-17 12:43:04 -0600 | [diff] [blame] | 318 | /* |
| 319 | * Returns true if there is a scsi end device |
| 320 | */ |
| 321 | static inline int |
| 322 | mptsas_is_end_device(struct mptsas_devinfo * attached) |
| 323 | { |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 324 | if ((attached->sas_address) && |
Moore, Eric | bd23e94 | 2006-04-17 12:43:04 -0600 | [diff] [blame] | 325 | (attached->device_info & |
| 326 | MPI_SAS_DEVICE_INFO_END_DEVICE) && |
| 327 | ((attached->device_info & |
| 328 | MPI_SAS_DEVICE_INFO_SSP_TARGET) | |
| 329 | (attached->device_info & |
| 330 | MPI_SAS_DEVICE_INFO_STP_TARGET) | |
| 331 | (attached->device_info & |
| 332 | MPI_SAS_DEVICE_INFO_SATA_DEVICE))) |
| 333 | return 1; |
| 334 | else |
| 335 | return 0; |
| 336 | } |
| 337 | |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 338 | /* no mutex */ |
Eric Moore | 376ac83 | 2006-06-29 17:36:26 -0600 | [diff] [blame] | 339 | static void |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 340 | mptsas_port_delete(struct mptsas_portinfo_details * port_details) |
| 341 | { |
| 342 | struct mptsas_portinfo *port_info; |
| 343 | struct mptsas_phyinfo *phy_info; |
| 344 | u8 i; |
| 345 | |
| 346 | if (!port_details) |
| 347 | return; |
| 348 | |
| 349 | port_info = port_details->port_info; |
| 350 | phy_info = port_info->phy_info; |
| 351 | |
Eric Moore | dc22f16 | 2006-07-06 11:23:14 -0600 | [diff] [blame] | 352 | dsaswideprintk((KERN_DEBUG "%s: [%p]: num_phys=%02d " |
Eric Moore | f99be43 | 2007-01-04 20:46:54 -0700 | [diff] [blame^] | 353 | "bitmask=0x%016llX\n", __FUNCTION__, port_details, |
| 354 | port_details->num_phys, (unsigned long long) |
| 355 | port_details->phy_bitmask)); |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 356 | |
| 357 | for (i = 0; i < port_info->num_phys; i++, phy_info++) { |
| 358 | if(phy_info->port_details != port_details) |
| 359 | continue; |
| 360 | memset(&phy_info->attached, 0, sizeof(struct mptsas_devinfo)); |
| 361 | phy_info->port_details = NULL; |
| 362 | } |
| 363 | kfree(port_details); |
| 364 | } |
| 365 | |
| 366 | static inline struct sas_rphy * |
| 367 | mptsas_get_rphy(struct mptsas_phyinfo *phy_info) |
| 368 | { |
| 369 | if (phy_info->port_details) |
| 370 | return phy_info->port_details->rphy; |
| 371 | else |
| 372 | return NULL; |
| 373 | } |
| 374 | |
| 375 | static inline void |
| 376 | mptsas_set_rphy(struct mptsas_phyinfo *phy_info, struct sas_rphy *rphy) |
| 377 | { |
| 378 | if (phy_info->port_details) { |
| 379 | phy_info->port_details->rphy = rphy; |
| 380 | dsaswideprintk((KERN_DEBUG "sas_rphy_add: rphy=%p\n", rphy)); |
| 381 | } |
| 382 | |
| 383 | #ifdef MPT_DEBUG_SAS_WIDE |
| 384 | if (rphy) { |
| 385 | dev_printk(KERN_DEBUG, &rphy->dev, "add:"); |
| 386 | printk("rphy=%p release=%p\n", |
| 387 | rphy, rphy->dev.release); |
| 388 | } |
| 389 | #endif |
| 390 | } |
| 391 | |
| 392 | static inline struct sas_port * |
| 393 | mptsas_get_port(struct mptsas_phyinfo *phy_info) |
| 394 | { |
| 395 | if (phy_info->port_details) |
| 396 | return phy_info->port_details->port; |
| 397 | else |
| 398 | return NULL; |
| 399 | } |
| 400 | |
| 401 | static inline void |
| 402 | mptsas_set_port(struct mptsas_phyinfo *phy_info, struct sas_port *port) |
| 403 | { |
| 404 | if (phy_info->port_details) |
| 405 | phy_info->port_details->port = port; |
| 406 | |
| 407 | #ifdef MPT_DEBUG_SAS_WIDE |
| 408 | if (port) { |
| 409 | dev_printk(KERN_DEBUG, &port->dev, "add: "); |
| 410 | printk("port=%p release=%p\n", |
| 411 | port, port->dev.release); |
| 412 | } |
| 413 | #endif |
| 414 | } |
| 415 | |
| 416 | static inline struct scsi_target * |
| 417 | mptsas_get_starget(struct mptsas_phyinfo *phy_info) |
| 418 | { |
| 419 | if (phy_info->port_details) |
| 420 | return phy_info->port_details->starget; |
| 421 | else |
| 422 | return NULL; |
| 423 | } |
| 424 | |
| 425 | static inline void |
| 426 | mptsas_set_starget(struct mptsas_phyinfo *phy_info, struct scsi_target * |
| 427 | starget) |
| 428 | { |
| 429 | if (phy_info->port_details) |
| 430 | phy_info->port_details->starget = starget; |
| 431 | } |
| 432 | |
| 433 | |
| 434 | /* |
| 435 | * mptsas_setup_wide_ports |
| 436 | * |
| 437 | * Updates for new and existing narrow/wide port configuration |
| 438 | * in the sas_topology |
| 439 | */ |
Eric Moore | 376ac83 | 2006-06-29 17:36:26 -0600 | [diff] [blame] | 440 | static void |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 441 | mptsas_setup_wide_ports(MPT_ADAPTER *ioc, struct mptsas_portinfo *port_info) |
| 442 | { |
| 443 | struct mptsas_portinfo_details * port_details; |
| 444 | struct mptsas_phyinfo *phy_info, *phy_info_cmp; |
| 445 | u64 sas_address; |
| 446 | int i, j; |
| 447 | |
| 448 | mutex_lock(&ioc->sas_topology_mutex); |
| 449 | |
| 450 | phy_info = port_info->phy_info; |
| 451 | for (i = 0 ; i < port_info->num_phys ; i++, phy_info++) { |
| 452 | if (phy_info->attached.handle) |
| 453 | continue; |
| 454 | port_details = phy_info->port_details; |
| 455 | if (!port_details) |
| 456 | continue; |
| 457 | if (port_details->num_phys < 2) |
| 458 | continue; |
| 459 | /* |
| 460 | * Removing a phy from a port, letting the last |
| 461 | * phy be removed by firmware events. |
| 462 | */ |
| 463 | dsaswideprintk((KERN_DEBUG |
Eric Moore | dc22f16 | 2006-07-06 11:23:14 -0600 | [diff] [blame] | 464 | "%s: [%p]: deleting phy = %d\n", |
| 465 | __FUNCTION__, port_details, i)); |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 466 | port_details->num_phys--; |
| 467 | port_details->phy_bitmask &= ~ (1 << phy_info->phy_id); |
| 468 | memset(&phy_info->attached, 0, sizeof(struct mptsas_devinfo)); |
| 469 | sas_port_delete_phy(port_details->port, phy_info->phy); |
| 470 | phy_info->port_details = NULL; |
| 471 | } |
| 472 | |
| 473 | /* |
| 474 | * Populate and refresh the tree |
| 475 | */ |
| 476 | phy_info = port_info->phy_info; |
| 477 | for (i = 0 ; i < port_info->num_phys ; i++, phy_info++) { |
| 478 | sas_address = phy_info->attached.sas_address; |
| 479 | dsaswideprintk((KERN_DEBUG "phy_id=%d sas_address=0x%018llX\n", |
Eric Moore | f99be43 | 2007-01-04 20:46:54 -0700 | [diff] [blame^] | 480 | i, (unsigned long long)sas_address)); |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 481 | if (!sas_address) |
| 482 | continue; |
| 483 | port_details = phy_info->port_details; |
| 484 | /* |
| 485 | * Forming a port |
| 486 | */ |
| 487 | if (!port_details) { |
| 488 | port_details = kzalloc(sizeof(*port_details), |
| 489 | GFP_KERNEL); |
| 490 | if (!port_details) |
| 491 | goto out; |
| 492 | port_details->num_phys = 1; |
| 493 | port_details->port_info = port_info; |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 494 | if (phy_info->phy_id < 64 ) |
| 495 | port_details->phy_bitmask |= |
| 496 | (1 << phy_info->phy_id); |
| 497 | phy_info->sas_port_add_phy=1; |
| 498 | dsaswideprintk((KERN_DEBUG "\t\tForming port\n\t\t" |
Eric Moore | f99be43 | 2007-01-04 20:46:54 -0700 | [diff] [blame^] | 499 | "phy_id=%d sas_address=0x%018llX\n", |
| 500 | i, (unsigned long long)sas_address)); |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 501 | phy_info->port_details = port_details; |
| 502 | } |
| 503 | |
| 504 | if (i == port_info->num_phys - 1) |
| 505 | continue; |
| 506 | phy_info_cmp = &port_info->phy_info[i + 1]; |
| 507 | for (j = i + 1 ; j < port_info->num_phys ; j++, |
| 508 | phy_info_cmp++) { |
| 509 | if (!phy_info_cmp->attached.sas_address) |
| 510 | continue; |
| 511 | if (sas_address != phy_info_cmp->attached.sas_address) |
| 512 | continue; |
| 513 | if (phy_info_cmp->port_details == port_details ) |
| 514 | continue; |
| 515 | dsaswideprintk((KERN_DEBUG |
Eric Moore | f99be43 | 2007-01-04 20:46:54 -0700 | [diff] [blame^] | 516 | "\t\tphy_id=%d sas_address=0x%018llX\n", |
| 517 | j, (unsigned long long) |
| 518 | phy_info_cmp->attached.sas_address)); |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 519 | if (phy_info_cmp->port_details) { |
| 520 | port_details->rphy = |
| 521 | mptsas_get_rphy(phy_info_cmp); |
| 522 | port_details->port = |
| 523 | mptsas_get_port(phy_info_cmp); |
| 524 | port_details->starget = |
| 525 | mptsas_get_starget(phy_info_cmp); |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 526 | port_details->num_phys = |
| 527 | phy_info_cmp->port_details->num_phys; |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 528 | if (!phy_info_cmp->port_details->num_phys) |
| 529 | kfree(phy_info_cmp->port_details); |
| 530 | } else |
| 531 | phy_info_cmp->sas_port_add_phy=1; |
| 532 | /* |
| 533 | * Adding a phy to a port |
| 534 | */ |
| 535 | phy_info_cmp->port_details = port_details; |
| 536 | if (phy_info_cmp->phy_id < 64 ) |
| 537 | port_details->phy_bitmask |= |
| 538 | (1 << phy_info_cmp->phy_id); |
| 539 | port_details->num_phys++; |
| 540 | } |
| 541 | } |
| 542 | |
| 543 | out: |
| 544 | |
| 545 | #ifdef MPT_DEBUG_SAS_WIDE |
| 546 | for (i = 0; i < port_info->num_phys; i++) { |
| 547 | port_details = port_info->phy_info[i].port_details; |
| 548 | if (!port_details) |
| 549 | continue; |
| 550 | dsaswideprintk((KERN_DEBUG |
Eric Moore | f99be43 | 2007-01-04 20:46:54 -0700 | [diff] [blame^] | 551 | "%s: [%p]: phy_id=%02d num_phys=%02d " |
| 552 | "bitmask=0x%016llX\n", __FUNCTION__, |
| 553 | port_details, i, port_details->num_phys, |
| 554 | (unsigned long long)port_details->phy_bitmask)); |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 555 | dsaswideprintk((KERN_DEBUG"\t\tport = %p rphy=%p\n", |
| 556 | port_details->port, port_details->rphy)); |
| 557 | } |
| 558 | dsaswideprintk((KERN_DEBUG"\n")); |
| 559 | #endif |
| 560 | mutex_unlock(&ioc->sas_topology_mutex); |
| 561 | } |
| 562 | |
| 563 | static void |
| 564 | mptsas_target_reset(MPT_ADAPTER *ioc, VirtTarget * vtarget) |
| 565 | { |
| 566 | MPT_SCSI_HOST *hd = (MPT_SCSI_HOST *)ioc->sh->hostdata; |
| 567 | |
| 568 | if (mptscsih_TMHandler(hd, |
| 569 | MPI_SCSITASKMGMT_TASKTYPE_TARGET_RESET, |
| 570 | vtarget->bus_id, vtarget->target_id, 0, 0, 5) < 0) { |
| 571 | hd->tmPending = 0; |
| 572 | hd->tmState = TM_STATE_NONE; |
| 573 | printk(MYIOC_s_WARN_FMT |
| 574 | "Error processing TaskMgmt id=%d TARGET_RESET\n", |
| 575 | ioc->name, vtarget->target_id); |
| 576 | } |
| 577 | } |
| 578 | |
Christoph Hellwig | e309444 | 2006-02-16 13:25:36 +0100 | [diff] [blame] | 579 | static int |
Moore, Eric | 5243543 | 2006-03-14 09:14:15 -0700 | [diff] [blame] | 580 | mptsas_sas_enclosure_pg0(MPT_ADAPTER *ioc, struct mptsas_enclosure *enclosure, |
Christoph Hellwig | e309444 | 2006-02-16 13:25:36 +0100 | [diff] [blame] | 581 | u32 form, u32 form_specific) |
| 582 | { |
| 583 | ConfigExtendedPageHeader_t hdr; |
| 584 | CONFIGPARMS cfg; |
| 585 | SasEnclosurePage0_t *buffer; |
| 586 | dma_addr_t dma_handle; |
| 587 | int error; |
| 588 | __le64 le_identifier; |
| 589 | |
| 590 | memset(&hdr, 0, sizeof(hdr)); |
| 591 | hdr.PageVersion = MPI_SASENCLOSURE0_PAGEVERSION; |
| 592 | hdr.PageNumber = 0; |
| 593 | hdr.PageType = MPI_CONFIG_PAGETYPE_EXTENDED; |
| 594 | hdr.ExtPageType = MPI_CONFIG_EXTPAGETYPE_ENCLOSURE; |
| 595 | |
| 596 | cfg.cfghdr.ehdr = &hdr; |
| 597 | cfg.physAddr = -1; |
| 598 | cfg.pageAddr = form + form_specific; |
| 599 | cfg.action = MPI_CONFIG_ACTION_PAGE_HEADER; |
| 600 | cfg.dir = 0; /* read */ |
| 601 | cfg.timeout = 10; |
| 602 | |
| 603 | error = mpt_config(ioc, &cfg); |
| 604 | if (error) |
| 605 | goto out; |
| 606 | if (!hdr.ExtPageLength) { |
| 607 | error = -ENXIO; |
| 608 | goto out; |
| 609 | } |
| 610 | |
| 611 | buffer = pci_alloc_consistent(ioc->pcidev, hdr.ExtPageLength * 4, |
| 612 | &dma_handle); |
| 613 | if (!buffer) { |
| 614 | error = -ENOMEM; |
| 615 | goto out; |
| 616 | } |
| 617 | |
| 618 | cfg.physAddr = dma_handle; |
| 619 | cfg.action = MPI_CONFIG_ACTION_PAGE_READ_CURRENT; |
| 620 | |
| 621 | error = mpt_config(ioc, &cfg); |
| 622 | if (error) |
| 623 | goto out_free_consistent; |
| 624 | |
| 625 | /* save config data */ |
| 626 | memcpy(&le_identifier, &buffer->EnclosureLogicalID, sizeof(__le64)); |
| 627 | enclosure->enclosure_logical_id = le64_to_cpu(le_identifier); |
| 628 | enclosure->enclosure_handle = le16_to_cpu(buffer->EnclosureHandle); |
| 629 | enclosure->flags = le16_to_cpu(buffer->Flags); |
| 630 | enclosure->num_slot = le16_to_cpu(buffer->NumSlots); |
| 631 | enclosure->start_slot = le16_to_cpu(buffer->StartSlot); |
| 632 | enclosure->start_id = buffer->StartTargetID; |
| 633 | enclosure->start_channel = buffer->StartBus; |
| 634 | enclosure->sep_id = buffer->SEPTargetID; |
| 635 | enclosure->sep_channel = buffer->SEPBus; |
| 636 | |
| 637 | out_free_consistent: |
| 638 | pci_free_consistent(ioc->pcidev, hdr.ExtPageLength * 4, |
| 639 | buffer, dma_handle); |
| 640 | out: |
| 641 | return error; |
| 642 | } |
Christoph Hellwig | b514112 | 2005-10-28 22:07:41 +0200 | [diff] [blame] | 643 | |
James Bottomley | f013db3 | 2006-03-18 14:54:36 -0600 | [diff] [blame] | 644 | static int |
| 645 | mptsas_slave_configure(struct scsi_device *sdev) |
| 646 | { |
Moore, Eric | 3c0c25b | 2006-04-13 16:08:17 -0600 | [diff] [blame] | 647 | |
James Bottomley | e8bf394 | 2006-07-11 17:49:34 -0400 | [diff] [blame] | 648 | if (sdev->channel == MPTSAS_RAID_CHANNEL) |
| 649 | goto out; |
James Bottomley | f013db3 | 2006-03-18 14:54:36 -0600 | [diff] [blame] | 650 | |
James Bottomley | e8bf394 | 2006-07-11 17:49:34 -0400 | [diff] [blame] | 651 | sas_read_port_mode_page(sdev); |
| 652 | |
| 653 | out: |
James Bottomley | f013db3 | 2006-03-18 14:54:36 -0600 | [diff] [blame] | 654 | return mptscsih_slave_configure(sdev); |
| 655 | } |
| 656 | |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 657 | static int |
| 658 | mptsas_target_alloc(struct scsi_target *starget) |
| 659 | { |
| 660 | struct Scsi_Host *host = dev_to_shost(&starget->dev); |
| 661 | MPT_SCSI_HOST *hd = (MPT_SCSI_HOST *)host->hostdata; |
| 662 | VirtTarget *vtarget; |
| 663 | u32 target_id; |
| 664 | u32 channel; |
| 665 | struct sas_rphy *rphy; |
| 666 | struct mptsas_portinfo *p; |
| 667 | int i; |
| 668 | |
| 669 | vtarget = kzalloc(sizeof(VirtTarget), GFP_KERNEL); |
| 670 | if (!vtarget) |
| 671 | return -ENOMEM; |
| 672 | |
| 673 | vtarget->starget = starget; |
| 674 | vtarget->ioc_id = hd->ioc->id; |
| 675 | vtarget->tflags = MPT_TARGET_FLAGS_Q_YES|MPT_TARGET_FLAGS_VALID_INQUIRY; |
| 676 | |
| 677 | target_id = starget->id; |
| 678 | channel = 0; |
| 679 | |
| 680 | hd->Targets[target_id] = vtarget; |
| 681 | |
James Bottomley | e8bf394 | 2006-07-11 17:49:34 -0400 | [diff] [blame] | 682 | if (starget->channel == MPTSAS_RAID_CHANNEL) |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 683 | goto out; |
| 684 | |
| 685 | rphy = dev_to_rphy(starget->dev.parent); |
| 686 | mutex_lock(&hd->ioc->sas_topology_mutex); |
| 687 | list_for_each_entry(p, &hd->ioc->sas_topology, list) { |
| 688 | for (i = 0; i < p->num_phys; i++) { |
| 689 | if (p->phy_info[i].attached.sas_address != |
| 690 | rphy->identify.sas_address) |
| 691 | continue; |
| 692 | target_id = p->phy_info[i].attached.id; |
| 693 | channel = p->phy_info[i].attached.channel; |
| 694 | mptsas_set_starget(&p->phy_info[i], starget); |
| 695 | |
| 696 | /* |
| 697 | * Exposing hidden raid components |
| 698 | */ |
| 699 | if (mptscsih_is_phys_disk(hd->ioc, target_id)) { |
| 700 | target_id = mptscsih_raid_id_to_num(hd, |
| 701 | target_id); |
| 702 | vtarget->tflags |= |
| 703 | MPT_TARGET_FLAGS_RAID_COMPONENT; |
| 704 | } |
| 705 | mutex_unlock(&hd->ioc->sas_topology_mutex); |
| 706 | goto out; |
| 707 | } |
| 708 | } |
| 709 | mutex_unlock(&hd->ioc->sas_topology_mutex); |
| 710 | |
| 711 | kfree(vtarget); |
| 712 | return -ENXIO; |
| 713 | |
| 714 | out: |
| 715 | vtarget->target_id = target_id; |
| 716 | vtarget->bus_id = channel; |
| 717 | starget->hostdata = vtarget; |
| 718 | return 0; |
| 719 | } |
| 720 | |
| 721 | static void |
| 722 | mptsas_target_destroy(struct scsi_target *starget) |
| 723 | { |
| 724 | struct Scsi_Host *host = dev_to_shost(&starget->dev); |
| 725 | MPT_SCSI_HOST *hd = (MPT_SCSI_HOST *)host->hostdata; |
| 726 | struct sas_rphy *rphy; |
| 727 | struct mptsas_portinfo *p; |
| 728 | int i; |
| 729 | |
| 730 | if (!starget->hostdata) |
| 731 | return; |
| 732 | |
James Bottomley | e8bf394 | 2006-07-11 17:49:34 -0400 | [diff] [blame] | 733 | if (starget->channel == MPTSAS_RAID_CHANNEL) |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 734 | goto out; |
| 735 | |
| 736 | rphy = dev_to_rphy(starget->dev.parent); |
| 737 | list_for_each_entry(p, &hd->ioc->sas_topology, list) { |
| 738 | for (i = 0; i < p->num_phys; i++) { |
| 739 | if (p->phy_info[i].attached.sas_address != |
| 740 | rphy->identify.sas_address) |
| 741 | continue; |
| 742 | mptsas_set_starget(&p->phy_info[i], NULL); |
| 743 | goto out; |
| 744 | } |
| 745 | } |
| 746 | |
| 747 | out: |
| 748 | kfree(starget->hostdata); |
| 749 | starget->hostdata = NULL; |
| 750 | } |
| 751 | |
| 752 | |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 753 | static int |
Moore, Eric Dean | c7c8298 | 2005-11-16 18:54:25 -0700 | [diff] [blame] | 754 | mptsas_slave_alloc(struct scsi_device *sdev) |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 755 | { |
Moore, Eric Dean | c7c8298 | 2005-11-16 18:54:25 -0700 | [diff] [blame] | 756 | struct Scsi_Host *host = sdev->host; |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 757 | MPT_SCSI_HOST *hd = (MPT_SCSI_HOST *)host->hostdata; |
| 758 | struct sas_rphy *rphy; |
| 759 | struct mptsas_portinfo *p; |
| 760 | VirtDevice *vdev; |
Moore, Eric Dean | c7c8298 | 2005-11-16 18:54:25 -0700 | [diff] [blame] | 761 | struct scsi_target *starget; |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 762 | int i; |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 763 | |
Christoph Hellwig | 1ca00bb | 2006-01-13 18:27:50 +0100 | [diff] [blame] | 764 | vdev = kzalloc(sizeof(VirtDevice), GFP_KERNEL); |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 765 | if (!vdev) { |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 766 | printk(MYIOC_s_ERR_FMT "slave_alloc kzalloc(%zd) FAILED!\n", |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 767 | hd->ioc->name, sizeof(VirtDevice)); |
| 768 | return -ENOMEM; |
| 769 | } |
Moore, Eric Dean | c7c8298 | 2005-11-16 18:54:25 -0700 | [diff] [blame] | 770 | starget = scsi_target(sdev); |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 771 | vdev->vtarget = starget->hostdata; |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 772 | |
James Bottomley | e8bf394 | 2006-07-11 17:49:34 -0400 | [diff] [blame] | 773 | if (sdev->channel == MPTSAS_RAID_CHANNEL) |
Moore, Eric | 816aa90 | 2006-01-13 16:25:20 -0700 | [diff] [blame] | 774 | goto out; |
Moore, Eric | 816aa90 | 2006-01-13 16:25:20 -0700 | [diff] [blame] | 775 | |
Moore, Eric Dean | c7c8298 | 2005-11-16 18:54:25 -0700 | [diff] [blame] | 776 | rphy = dev_to_rphy(sdev->sdev_target->dev.parent); |
Christoph Hellwig | 9a28f49 | 2006-01-13 18:04:41 +0100 | [diff] [blame] | 777 | mutex_lock(&hd->ioc->sas_topology_mutex); |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 778 | list_for_each_entry(p, &hd->ioc->sas_topology, list) { |
| 779 | for (i = 0; i < p->num_phys; i++) { |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 780 | if (p->phy_info[i].attached.sas_address != |
| 781 | rphy->identify.sas_address) |
| 782 | continue; |
| 783 | vdev->lun = sdev->lun; |
| 784 | /* |
| 785 | * Exposing hidden raid components |
| 786 | */ |
| 787 | if (mptscsih_is_phys_disk(hd->ioc, |
| 788 | p->phy_info[i].attached.id)) |
| 789 | sdev->no_uld_attach = 1; |
| 790 | mutex_unlock(&hd->ioc->sas_topology_mutex); |
| 791 | goto out; |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 792 | } |
| 793 | } |
Christoph Hellwig | 9a28f49 | 2006-01-13 18:04:41 +0100 | [diff] [blame] | 794 | mutex_unlock(&hd->ioc->sas_topology_mutex); |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 795 | |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 796 | kfree(vdev); |
Christoph Hellwig | 23f236e | 2006-01-30 19:00:43 +0100 | [diff] [blame] | 797 | return -ENXIO; |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 798 | |
| 799 | out: |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 800 | vdev->vtarget->num_luns++; |
| 801 | sdev->hostdata = vdev; |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 802 | return 0; |
| 803 | } |
| 804 | |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 805 | static int |
| 806 | mptsas_qcmd(struct scsi_cmnd *SCpnt, void (*done)(struct scsi_cmnd *)) |
Christoph Hellwig | 9a28f49 | 2006-01-13 18:04:41 +0100 | [diff] [blame] | 807 | { |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 808 | VirtDevice *vdev = SCpnt->device->hostdata; |
Christoph Hellwig | 9a28f49 | 2006-01-13 18:04:41 +0100 | [diff] [blame] | 809 | |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 810 | // scsi_print_command(SCpnt); |
| 811 | if (vdev->vtarget->deleted) { |
| 812 | SCpnt->result = DID_NO_CONNECT << 16; |
| 813 | done(SCpnt); |
| 814 | return 0; |
Moore, Eric | 7d3eecf | 2006-01-25 18:05:12 -0700 | [diff] [blame] | 815 | } |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 816 | |
| 817 | return mptscsih_qcmd(SCpnt,done); |
Christoph Hellwig | 9a28f49 | 2006-01-13 18:04:41 +0100 | [diff] [blame] | 818 | } |
| 819 | |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 820 | |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 821 | static struct scsi_host_template mptsas_driver_template = { |
Moore, Eric Dean | f78496d | 2005-11-16 18:54:14 -0700 | [diff] [blame] | 822 | .module = THIS_MODULE, |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 823 | .proc_name = "mptsas", |
| 824 | .proc_info = mptscsih_proc_info, |
| 825 | .name = "MPT SPI Host", |
| 826 | .info = mptscsih_info, |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 827 | .queuecommand = mptsas_qcmd, |
| 828 | .target_alloc = mptsas_target_alloc, |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 829 | .slave_alloc = mptsas_slave_alloc, |
James Bottomley | f013db3 | 2006-03-18 14:54:36 -0600 | [diff] [blame] | 830 | .slave_configure = mptsas_slave_configure, |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 831 | .target_destroy = mptsas_target_destroy, |
| 832 | .slave_destroy = mptscsih_slave_destroy, |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 833 | .change_queue_depth = mptscsih_change_queue_depth, |
| 834 | .eh_abort_handler = mptscsih_abort, |
| 835 | .eh_device_reset_handler = mptscsih_dev_reset, |
| 836 | .eh_bus_reset_handler = mptscsih_bus_reset, |
| 837 | .eh_host_reset_handler = mptscsih_host_reset, |
| 838 | .bios_param = mptscsih_bios_param, |
| 839 | .can_queue = MPT_FC_CAN_QUEUE, |
| 840 | .this_id = -1, |
| 841 | .sg_tablesize = MPT_SCSI_SG_DEPTH, |
| 842 | .max_sectors = 8192, |
| 843 | .cmd_per_lun = 7, |
| 844 | .use_clustering = ENABLE_CLUSTERING, |
| 845 | }; |
| 846 | |
Christoph Hellwig | b514112 | 2005-10-28 22:07:41 +0200 | [diff] [blame] | 847 | static int mptsas_get_linkerrors(struct sas_phy *phy) |
| 848 | { |
| 849 | MPT_ADAPTER *ioc = phy_to_ioc(phy); |
| 850 | ConfigExtendedPageHeader_t hdr; |
| 851 | CONFIGPARMS cfg; |
| 852 | SasPhyPage1_t *buffer; |
| 853 | dma_addr_t dma_handle; |
| 854 | int error; |
| 855 | |
James Bottomley | f4ad7b5 | 2006-08-25 13:48:18 -0500 | [diff] [blame] | 856 | /* FIXME: only have link errors on local phys */ |
| 857 | if (!scsi_is_sas_phy_local(phy)) |
| 858 | return -EINVAL; |
| 859 | |
Christoph Hellwig | b514112 | 2005-10-28 22:07:41 +0200 | [diff] [blame] | 860 | hdr.PageVersion = MPI_SASPHY1_PAGEVERSION; |
| 861 | hdr.ExtPageLength = 0; |
| 862 | hdr.PageNumber = 1 /* page number 1*/; |
| 863 | hdr.Reserved1 = 0; |
| 864 | hdr.Reserved2 = 0; |
| 865 | hdr.PageType = MPI_CONFIG_PAGETYPE_EXTENDED; |
| 866 | hdr.ExtPageType = MPI_CONFIG_EXTPAGETYPE_SAS_PHY; |
| 867 | |
| 868 | cfg.cfghdr.ehdr = &hdr; |
| 869 | cfg.physAddr = -1; |
| 870 | cfg.pageAddr = phy->identify.phy_identifier; |
| 871 | cfg.action = MPI_CONFIG_ACTION_PAGE_HEADER; |
| 872 | cfg.dir = 0; /* read */ |
| 873 | cfg.timeout = 10; |
| 874 | |
| 875 | error = mpt_config(ioc, &cfg); |
| 876 | if (error) |
| 877 | return error; |
| 878 | if (!hdr.ExtPageLength) |
| 879 | return -ENXIO; |
| 880 | |
| 881 | buffer = pci_alloc_consistent(ioc->pcidev, hdr.ExtPageLength * 4, |
| 882 | &dma_handle); |
| 883 | if (!buffer) |
| 884 | return -ENOMEM; |
| 885 | |
| 886 | cfg.physAddr = dma_handle; |
| 887 | cfg.action = MPI_CONFIG_ACTION_PAGE_READ_CURRENT; |
| 888 | |
| 889 | error = mpt_config(ioc, &cfg); |
| 890 | if (error) |
| 891 | goto out_free_consistent; |
| 892 | |
| 893 | mptsas_print_phy_pg1(buffer); |
| 894 | |
| 895 | phy->invalid_dword_count = le32_to_cpu(buffer->InvalidDwordCount); |
| 896 | phy->running_disparity_error_count = |
| 897 | le32_to_cpu(buffer->RunningDisparityErrorCount); |
| 898 | phy->loss_of_dword_sync_count = |
| 899 | le32_to_cpu(buffer->LossDwordSynchCount); |
| 900 | phy->phy_reset_problem_count = |
| 901 | le32_to_cpu(buffer->PhyResetProblemCount); |
| 902 | |
| 903 | out_free_consistent: |
| 904 | pci_free_consistent(ioc->pcidev, hdr.ExtPageLength * 4, |
| 905 | buffer, dma_handle); |
| 906 | return error; |
| 907 | } |
| 908 | |
Christoph Hellwig | da4fa65 | 2005-10-19 20:01:42 +0200 | [diff] [blame] | 909 | static int mptsas_mgmt_done(MPT_ADAPTER *ioc, MPT_FRAME_HDR *req, |
| 910 | MPT_FRAME_HDR *reply) |
| 911 | { |
| 912 | ioc->sas_mgmt.status |= MPT_SAS_MGMT_STATUS_COMMAND_GOOD; |
| 913 | if (reply != NULL) { |
| 914 | ioc->sas_mgmt.status |= MPT_SAS_MGMT_STATUS_RF_VALID; |
| 915 | memcpy(ioc->sas_mgmt.reply, reply, |
| 916 | min(ioc->reply_sz, 4 * reply->u.reply.MsgLength)); |
| 917 | } |
| 918 | complete(&ioc->sas_mgmt.done); |
| 919 | return 1; |
| 920 | } |
| 921 | |
| 922 | static int mptsas_phy_reset(struct sas_phy *phy, int hard_reset) |
| 923 | { |
| 924 | MPT_ADAPTER *ioc = phy_to_ioc(phy); |
| 925 | SasIoUnitControlRequest_t *req; |
| 926 | SasIoUnitControlReply_t *reply; |
| 927 | MPT_FRAME_HDR *mf; |
| 928 | MPIHeader_t *hdr; |
| 929 | unsigned long timeleft; |
| 930 | int error = -ERESTARTSYS; |
| 931 | |
James Bottomley | f4ad7b5 | 2006-08-25 13:48:18 -0500 | [diff] [blame] | 932 | /* FIXME: fusion doesn't allow non-local phy reset */ |
| 933 | if (!scsi_is_sas_phy_local(phy)) |
| 934 | return -EINVAL; |
| 935 | |
Christoph Hellwig | da4fa65 | 2005-10-19 20:01:42 +0200 | [diff] [blame] | 936 | /* not implemented for expanders */ |
| 937 | if (phy->identify.target_port_protocols & SAS_PROTOCOL_SMP) |
| 938 | return -ENXIO; |
| 939 | |
Christoph Hellwig | eeb846c | 2006-01-13 18:27:11 +0100 | [diff] [blame] | 940 | if (mutex_lock_interruptible(&ioc->sas_mgmt.mutex)) |
Christoph Hellwig | da4fa65 | 2005-10-19 20:01:42 +0200 | [diff] [blame] | 941 | goto out; |
| 942 | |
| 943 | mf = mpt_get_msg_frame(mptsasMgmtCtx, ioc); |
| 944 | if (!mf) { |
| 945 | error = -ENOMEM; |
| 946 | goto out_unlock; |
| 947 | } |
| 948 | |
| 949 | hdr = (MPIHeader_t *) mf; |
| 950 | req = (SasIoUnitControlRequest_t *)mf; |
| 951 | memset(req, 0, sizeof(SasIoUnitControlRequest_t)); |
| 952 | req->Function = MPI_FUNCTION_SAS_IO_UNIT_CONTROL; |
| 953 | req->MsgContext = hdr->MsgContext; |
| 954 | req->Operation = hard_reset ? |
| 955 | MPI_SAS_OP_PHY_HARD_RESET : MPI_SAS_OP_PHY_LINK_RESET; |
| 956 | req->PhyNum = phy->identify.phy_identifier; |
| 957 | |
| 958 | mpt_put_msg_frame(mptsasMgmtCtx, ioc, mf); |
| 959 | |
| 960 | timeleft = wait_for_completion_timeout(&ioc->sas_mgmt.done, |
| 961 | 10 * HZ); |
| 962 | if (!timeleft) { |
| 963 | /* On timeout reset the board */ |
| 964 | mpt_free_msg_frame(ioc, mf); |
| 965 | mpt_HardResetHandler(ioc, CAN_SLEEP); |
| 966 | error = -ETIMEDOUT; |
| 967 | goto out_unlock; |
| 968 | } |
| 969 | |
| 970 | /* a reply frame is expected */ |
| 971 | if ((ioc->sas_mgmt.status & |
| 972 | MPT_IOCTL_STATUS_RF_VALID) == 0) { |
| 973 | error = -ENXIO; |
| 974 | goto out_unlock; |
| 975 | } |
| 976 | |
| 977 | /* process the completed Reply Message Frame */ |
| 978 | reply = (SasIoUnitControlReply_t *)ioc->sas_mgmt.reply; |
| 979 | if (reply->IOCStatus != MPI_IOCSTATUS_SUCCESS) { |
| 980 | printk("%s: IOCStatus=0x%X IOCLogInfo=0x%X\n", |
| 981 | __FUNCTION__, |
| 982 | reply->IOCStatus, |
| 983 | reply->IOCLogInfo); |
| 984 | error = -ENXIO; |
| 985 | goto out_unlock; |
| 986 | } |
| 987 | |
| 988 | error = 0; |
| 989 | |
| 990 | out_unlock: |
Christoph Hellwig | eeb846c | 2006-01-13 18:27:11 +0100 | [diff] [blame] | 991 | mutex_unlock(&ioc->sas_mgmt.mutex); |
Christoph Hellwig | da4fa65 | 2005-10-19 20:01:42 +0200 | [diff] [blame] | 992 | out: |
| 993 | return error; |
| 994 | } |
Christoph Hellwig | b514112 | 2005-10-28 22:07:41 +0200 | [diff] [blame] | 995 | |
Christoph Hellwig | e309444 | 2006-02-16 13:25:36 +0100 | [diff] [blame] | 996 | static int |
| 997 | mptsas_get_enclosure_identifier(struct sas_rphy *rphy, u64 *identifier) |
| 998 | { |
| 999 | MPT_ADAPTER *ioc = rphy_to_ioc(rphy); |
| 1000 | int i, error; |
| 1001 | struct mptsas_portinfo *p; |
| 1002 | struct mptsas_enclosure enclosure_info; |
| 1003 | u64 enclosure_handle; |
| 1004 | |
| 1005 | mutex_lock(&ioc->sas_topology_mutex); |
| 1006 | list_for_each_entry(p, &ioc->sas_topology, list) { |
| 1007 | for (i = 0; i < p->num_phys; i++) { |
| 1008 | if (p->phy_info[i].attached.sas_address == |
| 1009 | rphy->identify.sas_address) { |
| 1010 | enclosure_handle = p->phy_info[i]. |
| 1011 | attached.handle_enclosure; |
| 1012 | goto found_info; |
| 1013 | } |
| 1014 | } |
| 1015 | } |
| 1016 | mutex_unlock(&ioc->sas_topology_mutex); |
| 1017 | return -ENXIO; |
| 1018 | |
| 1019 | found_info: |
| 1020 | mutex_unlock(&ioc->sas_topology_mutex); |
| 1021 | memset(&enclosure_info, 0, sizeof(struct mptsas_enclosure)); |
Moore, Eric | 5243543 | 2006-03-14 09:14:15 -0700 | [diff] [blame] | 1022 | error = mptsas_sas_enclosure_pg0(ioc, &enclosure_info, |
Christoph Hellwig | e309444 | 2006-02-16 13:25:36 +0100 | [diff] [blame] | 1023 | (MPI_SAS_ENCLOS_PGAD_FORM_HANDLE << |
| 1024 | MPI_SAS_ENCLOS_PGAD_FORM_SHIFT), enclosure_handle); |
| 1025 | if (!error) |
| 1026 | *identifier = enclosure_info.enclosure_logical_id; |
| 1027 | return error; |
| 1028 | } |
| 1029 | |
| 1030 | static int |
| 1031 | mptsas_get_bay_identifier(struct sas_rphy *rphy) |
| 1032 | { |
| 1033 | MPT_ADAPTER *ioc = rphy_to_ioc(rphy); |
| 1034 | struct mptsas_portinfo *p; |
| 1035 | int i, rc; |
| 1036 | |
| 1037 | mutex_lock(&ioc->sas_topology_mutex); |
| 1038 | list_for_each_entry(p, &ioc->sas_topology, list) { |
| 1039 | for (i = 0; i < p->num_phys; i++) { |
| 1040 | if (p->phy_info[i].attached.sas_address == |
| 1041 | rphy->identify.sas_address) { |
| 1042 | rc = p->phy_info[i].attached.slot; |
| 1043 | goto out; |
| 1044 | } |
| 1045 | } |
| 1046 | } |
| 1047 | rc = -ENXIO; |
| 1048 | out: |
| 1049 | mutex_unlock(&ioc->sas_topology_mutex); |
| 1050 | return rc; |
| 1051 | } |
| 1052 | |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 1053 | static struct sas_function_template mptsas_transport_functions = { |
Christoph Hellwig | b514112 | 2005-10-28 22:07:41 +0200 | [diff] [blame] | 1054 | .get_linkerrors = mptsas_get_linkerrors, |
Christoph Hellwig | e309444 | 2006-02-16 13:25:36 +0100 | [diff] [blame] | 1055 | .get_enclosure_identifier = mptsas_get_enclosure_identifier, |
| 1056 | .get_bay_identifier = mptsas_get_bay_identifier, |
Christoph Hellwig | da4fa65 | 2005-10-19 20:01:42 +0200 | [diff] [blame] | 1057 | .phy_reset = mptsas_phy_reset, |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 1058 | }; |
| 1059 | |
| 1060 | static struct scsi_transport_template *mptsas_transport_template; |
| 1061 | |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 1062 | static int |
| 1063 | mptsas_sas_io_unit_pg0(MPT_ADAPTER *ioc, struct mptsas_portinfo *port_info) |
| 1064 | { |
| 1065 | ConfigExtendedPageHeader_t hdr; |
| 1066 | CONFIGPARMS cfg; |
| 1067 | SasIOUnitPage0_t *buffer; |
| 1068 | dma_addr_t dma_handle; |
| 1069 | int error, i; |
| 1070 | |
| 1071 | hdr.PageVersion = MPI_SASIOUNITPAGE0_PAGEVERSION; |
| 1072 | hdr.ExtPageLength = 0; |
| 1073 | hdr.PageNumber = 0; |
| 1074 | hdr.Reserved1 = 0; |
| 1075 | hdr.Reserved2 = 0; |
| 1076 | hdr.PageType = MPI_CONFIG_PAGETYPE_EXTENDED; |
| 1077 | hdr.ExtPageType = MPI_CONFIG_EXTPAGETYPE_SAS_IO_UNIT; |
| 1078 | |
| 1079 | cfg.cfghdr.ehdr = &hdr; |
| 1080 | cfg.physAddr = -1; |
| 1081 | cfg.pageAddr = 0; |
| 1082 | cfg.action = MPI_CONFIG_ACTION_PAGE_HEADER; |
| 1083 | cfg.dir = 0; /* read */ |
| 1084 | cfg.timeout = 10; |
| 1085 | |
| 1086 | error = mpt_config(ioc, &cfg); |
| 1087 | if (error) |
| 1088 | goto out; |
| 1089 | if (!hdr.ExtPageLength) { |
| 1090 | error = -ENXIO; |
| 1091 | goto out; |
| 1092 | } |
| 1093 | |
| 1094 | buffer = pci_alloc_consistent(ioc->pcidev, hdr.ExtPageLength * 4, |
| 1095 | &dma_handle); |
| 1096 | if (!buffer) { |
| 1097 | error = -ENOMEM; |
| 1098 | goto out; |
| 1099 | } |
| 1100 | |
| 1101 | cfg.physAddr = dma_handle; |
| 1102 | cfg.action = MPI_CONFIG_ACTION_PAGE_READ_CURRENT; |
| 1103 | |
| 1104 | error = mpt_config(ioc, &cfg); |
| 1105 | if (error) |
| 1106 | goto out_free_consistent; |
| 1107 | |
| 1108 | port_info->num_phys = buffer->NumPhys; |
| 1109 | port_info->phy_info = kcalloc(port_info->num_phys, |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 1110 | sizeof(*port_info->phy_info),GFP_KERNEL); |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 1111 | if (!port_info->phy_info) { |
| 1112 | error = -ENOMEM; |
| 1113 | goto out_free_consistent; |
| 1114 | } |
| 1115 | |
Moore, Eric | db9c917 | 2006-03-14 09:14:18 -0700 | [diff] [blame] | 1116 | if (port_info->num_phys) |
| 1117 | port_info->handle = |
| 1118 | le16_to_cpu(buffer->PhyData[0].ControllerDevHandle); |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 1119 | for (i = 0; i < port_info->num_phys; i++) { |
| 1120 | mptsas_print_phy_data(&buffer->PhyData[i]); |
| 1121 | port_info->phy_info[i].phy_id = i; |
| 1122 | port_info->phy_info[i].port_id = |
| 1123 | buffer->PhyData[i].Port; |
| 1124 | port_info->phy_info[i].negotiated_link_rate = |
| 1125 | buffer->PhyData[i].NegotiatedLinkRate; |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 1126 | port_info->phy_info[i].portinfo = port_info; |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 1127 | } |
| 1128 | |
| 1129 | out_free_consistent: |
| 1130 | pci_free_consistent(ioc->pcidev, hdr.ExtPageLength * 4, |
| 1131 | buffer, dma_handle); |
| 1132 | out: |
| 1133 | return error; |
| 1134 | } |
| 1135 | |
| 1136 | static int |
| 1137 | mptsas_sas_phy_pg0(MPT_ADAPTER *ioc, struct mptsas_phyinfo *phy_info, |
| 1138 | u32 form, u32 form_specific) |
| 1139 | { |
| 1140 | ConfigExtendedPageHeader_t hdr; |
| 1141 | CONFIGPARMS cfg; |
| 1142 | SasPhyPage0_t *buffer; |
| 1143 | dma_addr_t dma_handle; |
| 1144 | int error; |
| 1145 | |
| 1146 | hdr.PageVersion = MPI_SASPHY0_PAGEVERSION; |
| 1147 | hdr.ExtPageLength = 0; |
| 1148 | hdr.PageNumber = 0; |
| 1149 | hdr.Reserved1 = 0; |
| 1150 | hdr.Reserved2 = 0; |
| 1151 | hdr.PageType = MPI_CONFIG_PAGETYPE_EXTENDED; |
| 1152 | hdr.ExtPageType = MPI_CONFIG_EXTPAGETYPE_SAS_PHY; |
| 1153 | |
| 1154 | cfg.cfghdr.ehdr = &hdr; |
| 1155 | cfg.dir = 0; /* read */ |
| 1156 | cfg.timeout = 10; |
| 1157 | |
| 1158 | /* Get Phy Pg 0 for each Phy. */ |
| 1159 | cfg.physAddr = -1; |
| 1160 | cfg.pageAddr = form + form_specific; |
| 1161 | cfg.action = MPI_CONFIG_ACTION_PAGE_HEADER; |
| 1162 | |
| 1163 | error = mpt_config(ioc, &cfg); |
| 1164 | if (error) |
| 1165 | goto out; |
| 1166 | |
| 1167 | if (!hdr.ExtPageLength) { |
| 1168 | error = -ENXIO; |
| 1169 | goto out; |
| 1170 | } |
| 1171 | |
| 1172 | buffer = pci_alloc_consistent(ioc->pcidev, hdr.ExtPageLength * 4, |
| 1173 | &dma_handle); |
| 1174 | if (!buffer) { |
| 1175 | error = -ENOMEM; |
| 1176 | goto out; |
| 1177 | } |
| 1178 | |
| 1179 | cfg.physAddr = dma_handle; |
| 1180 | cfg.action = MPI_CONFIG_ACTION_PAGE_READ_CURRENT; |
| 1181 | |
| 1182 | error = mpt_config(ioc, &cfg); |
| 1183 | if (error) |
| 1184 | goto out_free_consistent; |
| 1185 | |
| 1186 | mptsas_print_phy_pg0(buffer); |
| 1187 | |
| 1188 | phy_info->hw_link_rate = buffer->HwLinkRate; |
| 1189 | phy_info->programmed_link_rate = buffer->ProgrammedLinkRate; |
| 1190 | phy_info->identify.handle = le16_to_cpu(buffer->OwnerDevHandle); |
| 1191 | phy_info->attached.handle = le16_to_cpu(buffer->AttachedDevHandle); |
| 1192 | |
| 1193 | out_free_consistent: |
| 1194 | pci_free_consistent(ioc->pcidev, hdr.ExtPageLength * 4, |
| 1195 | buffer, dma_handle); |
| 1196 | out: |
| 1197 | return error; |
| 1198 | } |
| 1199 | |
| 1200 | static int |
| 1201 | mptsas_sas_device_pg0(MPT_ADAPTER *ioc, struct mptsas_devinfo *device_info, |
| 1202 | u32 form, u32 form_specific) |
| 1203 | { |
| 1204 | ConfigExtendedPageHeader_t hdr; |
| 1205 | CONFIGPARMS cfg; |
| 1206 | SasDevicePage0_t *buffer; |
| 1207 | dma_addr_t dma_handle; |
| 1208 | __le64 sas_address; |
Moore, Eric | bd23e94 | 2006-04-17 12:43:04 -0600 | [diff] [blame] | 1209 | int error=0; |
| 1210 | |
| 1211 | if (ioc->sas_discovery_runtime && |
| 1212 | mptsas_is_end_device(device_info)) |
| 1213 | goto out; |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 1214 | |
| 1215 | hdr.PageVersion = MPI_SASDEVICE0_PAGEVERSION; |
| 1216 | hdr.ExtPageLength = 0; |
| 1217 | hdr.PageNumber = 0; |
| 1218 | hdr.Reserved1 = 0; |
| 1219 | hdr.Reserved2 = 0; |
| 1220 | hdr.PageType = MPI_CONFIG_PAGETYPE_EXTENDED; |
| 1221 | hdr.ExtPageType = MPI_CONFIG_EXTPAGETYPE_SAS_DEVICE; |
| 1222 | |
| 1223 | cfg.cfghdr.ehdr = &hdr; |
| 1224 | cfg.pageAddr = form + form_specific; |
| 1225 | cfg.physAddr = -1; |
| 1226 | cfg.action = MPI_CONFIG_ACTION_PAGE_HEADER; |
| 1227 | cfg.dir = 0; /* read */ |
| 1228 | cfg.timeout = 10; |
| 1229 | |
Moore, Eric | db9c917 | 2006-03-14 09:14:18 -0700 | [diff] [blame] | 1230 | memset(device_info, 0, sizeof(struct mptsas_devinfo)); |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 1231 | error = mpt_config(ioc, &cfg); |
| 1232 | if (error) |
| 1233 | goto out; |
| 1234 | if (!hdr.ExtPageLength) { |
| 1235 | error = -ENXIO; |
| 1236 | goto out; |
| 1237 | } |
| 1238 | |
| 1239 | buffer = pci_alloc_consistent(ioc->pcidev, hdr.ExtPageLength * 4, |
| 1240 | &dma_handle); |
| 1241 | if (!buffer) { |
| 1242 | error = -ENOMEM; |
| 1243 | goto out; |
| 1244 | } |
| 1245 | |
| 1246 | cfg.physAddr = dma_handle; |
| 1247 | cfg.action = MPI_CONFIG_ACTION_PAGE_READ_CURRENT; |
| 1248 | |
| 1249 | error = mpt_config(ioc, &cfg); |
| 1250 | if (error) |
| 1251 | goto out_free_consistent; |
| 1252 | |
| 1253 | mptsas_print_device_pg0(buffer); |
| 1254 | |
| 1255 | device_info->handle = le16_to_cpu(buffer->DevHandle); |
Moore, Eric | c73787ee | 2006-01-26 16:20:06 -0700 | [diff] [blame] | 1256 | device_info->handle_parent = le16_to_cpu(buffer->ParentDevHandle); |
Christoph Hellwig | e309444 | 2006-02-16 13:25:36 +0100 | [diff] [blame] | 1257 | device_info->handle_enclosure = |
| 1258 | le16_to_cpu(buffer->EnclosureHandle); |
| 1259 | device_info->slot = le16_to_cpu(buffer->Slot); |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 1260 | device_info->phy_id = buffer->PhyNum; |
| 1261 | device_info->port_id = buffer->PhysicalPort; |
Christoph Hellwig | 9a28f49 | 2006-01-13 18:04:41 +0100 | [diff] [blame] | 1262 | device_info->id = buffer->TargetID; |
| 1263 | device_info->channel = buffer->Bus; |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 1264 | memcpy(&sas_address, &buffer->SASAddress, sizeof(__le64)); |
| 1265 | device_info->sas_address = le64_to_cpu(sas_address); |
| 1266 | device_info->device_info = |
| 1267 | le32_to_cpu(buffer->DeviceInfo); |
| 1268 | |
| 1269 | out_free_consistent: |
| 1270 | pci_free_consistent(ioc->pcidev, hdr.ExtPageLength * 4, |
| 1271 | buffer, dma_handle); |
| 1272 | out: |
| 1273 | return error; |
| 1274 | } |
| 1275 | |
| 1276 | static int |
| 1277 | mptsas_sas_expander_pg0(MPT_ADAPTER *ioc, struct mptsas_portinfo *port_info, |
| 1278 | u32 form, u32 form_specific) |
| 1279 | { |
| 1280 | ConfigExtendedPageHeader_t hdr; |
| 1281 | CONFIGPARMS cfg; |
| 1282 | SasExpanderPage0_t *buffer; |
| 1283 | dma_addr_t dma_handle; |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 1284 | int i, error; |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 1285 | |
| 1286 | hdr.PageVersion = MPI_SASEXPANDER0_PAGEVERSION; |
| 1287 | hdr.ExtPageLength = 0; |
| 1288 | hdr.PageNumber = 0; |
| 1289 | hdr.Reserved1 = 0; |
| 1290 | hdr.Reserved2 = 0; |
| 1291 | hdr.PageType = MPI_CONFIG_PAGETYPE_EXTENDED; |
| 1292 | hdr.ExtPageType = MPI_CONFIG_EXTPAGETYPE_SAS_EXPANDER; |
| 1293 | |
| 1294 | cfg.cfghdr.ehdr = &hdr; |
| 1295 | cfg.physAddr = -1; |
| 1296 | cfg.pageAddr = form + form_specific; |
| 1297 | cfg.action = MPI_CONFIG_ACTION_PAGE_HEADER; |
| 1298 | cfg.dir = 0; /* read */ |
| 1299 | cfg.timeout = 10; |
| 1300 | |
Moore, Eric | db9c917 | 2006-03-14 09:14:18 -0700 | [diff] [blame] | 1301 | memset(port_info, 0, sizeof(struct mptsas_portinfo)); |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 1302 | error = mpt_config(ioc, &cfg); |
| 1303 | if (error) |
| 1304 | goto out; |
| 1305 | |
| 1306 | if (!hdr.ExtPageLength) { |
| 1307 | error = -ENXIO; |
| 1308 | goto out; |
| 1309 | } |
| 1310 | |
| 1311 | buffer = pci_alloc_consistent(ioc->pcidev, hdr.ExtPageLength * 4, |
| 1312 | &dma_handle); |
| 1313 | if (!buffer) { |
| 1314 | error = -ENOMEM; |
| 1315 | goto out; |
| 1316 | } |
| 1317 | |
| 1318 | cfg.physAddr = dma_handle; |
| 1319 | cfg.action = MPI_CONFIG_ACTION_PAGE_READ_CURRENT; |
| 1320 | |
| 1321 | error = mpt_config(ioc, &cfg); |
| 1322 | if (error) |
| 1323 | goto out_free_consistent; |
| 1324 | |
| 1325 | /* save config data */ |
| 1326 | port_info->num_phys = buffer->NumPhys; |
| 1327 | port_info->handle = le16_to_cpu(buffer->DevHandle); |
| 1328 | port_info->phy_info = kcalloc(port_info->num_phys, |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 1329 | sizeof(*port_info->phy_info),GFP_KERNEL); |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 1330 | if (!port_info->phy_info) { |
| 1331 | error = -ENOMEM; |
| 1332 | goto out_free_consistent; |
| 1333 | } |
| 1334 | |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 1335 | for (i = 0; i < port_info->num_phys; i++) |
| 1336 | port_info->phy_info[i].portinfo = port_info; |
| 1337 | |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 1338 | out_free_consistent: |
| 1339 | pci_free_consistent(ioc->pcidev, hdr.ExtPageLength * 4, |
| 1340 | buffer, dma_handle); |
| 1341 | out: |
| 1342 | return error; |
| 1343 | } |
| 1344 | |
| 1345 | static int |
| 1346 | mptsas_sas_expander_pg1(MPT_ADAPTER *ioc, struct mptsas_phyinfo *phy_info, |
| 1347 | u32 form, u32 form_specific) |
| 1348 | { |
| 1349 | ConfigExtendedPageHeader_t hdr; |
| 1350 | CONFIGPARMS cfg; |
| 1351 | SasExpanderPage1_t *buffer; |
| 1352 | dma_addr_t dma_handle; |
Moore, Eric | bd23e94 | 2006-04-17 12:43:04 -0600 | [diff] [blame] | 1353 | int error=0; |
| 1354 | |
| 1355 | if (ioc->sas_discovery_runtime && |
| 1356 | mptsas_is_end_device(&phy_info->attached)) |
| 1357 | goto out; |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 1358 | |
| 1359 | hdr.PageVersion = MPI_SASEXPANDER0_PAGEVERSION; |
| 1360 | hdr.ExtPageLength = 0; |
| 1361 | hdr.PageNumber = 1; |
| 1362 | hdr.Reserved1 = 0; |
| 1363 | hdr.Reserved2 = 0; |
| 1364 | hdr.PageType = MPI_CONFIG_PAGETYPE_EXTENDED; |
| 1365 | hdr.ExtPageType = MPI_CONFIG_EXTPAGETYPE_SAS_EXPANDER; |
| 1366 | |
| 1367 | cfg.cfghdr.ehdr = &hdr; |
| 1368 | cfg.physAddr = -1; |
| 1369 | cfg.pageAddr = form + form_specific; |
| 1370 | cfg.action = MPI_CONFIG_ACTION_PAGE_HEADER; |
| 1371 | cfg.dir = 0; /* read */ |
| 1372 | cfg.timeout = 10; |
| 1373 | |
| 1374 | error = mpt_config(ioc, &cfg); |
| 1375 | if (error) |
| 1376 | goto out; |
| 1377 | |
| 1378 | if (!hdr.ExtPageLength) { |
| 1379 | error = -ENXIO; |
| 1380 | goto out; |
| 1381 | } |
| 1382 | |
| 1383 | buffer = pci_alloc_consistent(ioc->pcidev, hdr.ExtPageLength * 4, |
| 1384 | &dma_handle); |
| 1385 | if (!buffer) { |
| 1386 | error = -ENOMEM; |
| 1387 | goto out; |
| 1388 | } |
| 1389 | |
| 1390 | cfg.physAddr = dma_handle; |
| 1391 | cfg.action = MPI_CONFIG_ACTION_PAGE_READ_CURRENT; |
| 1392 | |
| 1393 | error = mpt_config(ioc, &cfg); |
| 1394 | if (error) |
| 1395 | goto out_free_consistent; |
| 1396 | |
| 1397 | |
| 1398 | mptsas_print_expander_pg1(buffer); |
| 1399 | |
| 1400 | /* save config data */ |
Eric Moore | 024358e | 2005-10-21 20:56:36 +0200 | [diff] [blame] | 1401 | phy_info->phy_id = buffer->PhyIdentifier; |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 1402 | phy_info->port_id = buffer->PhysicalPort; |
| 1403 | phy_info->negotiated_link_rate = buffer->NegotiatedLinkRate; |
| 1404 | phy_info->programmed_link_rate = buffer->ProgrammedLinkRate; |
| 1405 | phy_info->hw_link_rate = buffer->HwLinkRate; |
| 1406 | phy_info->identify.handle = le16_to_cpu(buffer->OwnerDevHandle); |
| 1407 | phy_info->attached.handle = le16_to_cpu(buffer->AttachedDevHandle); |
| 1408 | |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 1409 | out_free_consistent: |
| 1410 | pci_free_consistent(ioc->pcidev, hdr.ExtPageLength * 4, |
| 1411 | buffer, dma_handle); |
| 1412 | out: |
| 1413 | return error; |
| 1414 | } |
| 1415 | |
| 1416 | static void |
| 1417 | mptsas_parse_device_info(struct sas_identify *identify, |
| 1418 | struct mptsas_devinfo *device_info) |
| 1419 | { |
| 1420 | u16 protocols; |
| 1421 | |
| 1422 | identify->sas_address = device_info->sas_address; |
| 1423 | identify->phy_identifier = device_info->phy_id; |
| 1424 | |
| 1425 | /* |
| 1426 | * Fill in Phy Initiator Port Protocol. |
| 1427 | * Bits 6:3, more than one bit can be set, fall through cases. |
| 1428 | */ |
| 1429 | protocols = device_info->device_info & 0x78; |
| 1430 | identify->initiator_port_protocols = 0; |
| 1431 | if (protocols & MPI_SAS_DEVICE_INFO_SSP_INITIATOR) |
| 1432 | identify->initiator_port_protocols |= SAS_PROTOCOL_SSP; |
| 1433 | if (protocols & MPI_SAS_DEVICE_INFO_STP_INITIATOR) |
| 1434 | identify->initiator_port_protocols |= SAS_PROTOCOL_STP; |
| 1435 | if (protocols & MPI_SAS_DEVICE_INFO_SMP_INITIATOR) |
| 1436 | identify->initiator_port_protocols |= SAS_PROTOCOL_SMP; |
| 1437 | if (protocols & MPI_SAS_DEVICE_INFO_SATA_HOST) |
| 1438 | identify->initiator_port_protocols |= SAS_PROTOCOL_SATA; |
| 1439 | |
| 1440 | /* |
| 1441 | * Fill in Phy Target Port Protocol. |
| 1442 | * Bits 10:7, more than one bit can be set, fall through cases. |
| 1443 | */ |
| 1444 | protocols = device_info->device_info & 0x780; |
| 1445 | identify->target_port_protocols = 0; |
| 1446 | if (protocols & MPI_SAS_DEVICE_INFO_SSP_TARGET) |
| 1447 | identify->target_port_protocols |= SAS_PROTOCOL_SSP; |
| 1448 | if (protocols & MPI_SAS_DEVICE_INFO_STP_TARGET) |
| 1449 | identify->target_port_protocols |= SAS_PROTOCOL_STP; |
| 1450 | if (protocols & MPI_SAS_DEVICE_INFO_SMP_TARGET) |
| 1451 | identify->target_port_protocols |= SAS_PROTOCOL_SMP; |
| 1452 | if (protocols & MPI_SAS_DEVICE_INFO_SATA_DEVICE) |
| 1453 | identify->target_port_protocols |= SAS_PROTOCOL_SATA; |
| 1454 | |
| 1455 | /* |
| 1456 | * Fill in Attached device type. |
| 1457 | */ |
| 1458 | switch (device_info->device_info & |
| 1459 | MPI_SAS_DEVICE_INFO_MASK_DEVICE_TYPE) { |
| 1460 | case MPI_SAS_DEVICE_INFO_NO_DEVICE: |
| 1461 | identify->device_type = SAS_PHY_UNUSED; |
| 1462 | break; |
| 1463 | case MPI_SAS_DEVICE_INFO_END_DEVICE: |
| 1464 | identify->device_type = SAS_END_DEVICE; |
| 1465 | break; |
| 1466 | case MPI_SAS_DEVICE_INFO_EDGE_EXPANDER: |
| 1467 | identify->device_type = SAS_EDGE_EXPANDER_DEVICE; |
| 1468 | break; |
| 1469 | case MPI_SAS_DEVICE_INFO_FANOUT_EXPANDER: |
| 1470 | identify->device_type = SAS_FANOUT_EXPANDER_DEVICE; |
| 1471 | break; |
| 1472 | } |
| 1473 | } |
| 1474 | |
| 1475 | static int mptsas_probe_one_phy(struct device *dev, |
Christoph Hellwig | ac01bbb | 2005-10-19 20:01:17 +0200 | [diff] [blame] | 1476 | struct mptsas_phyinfo *phy_info, int index, int local) |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 1477 | { |
Moore, Eric | e6b2d76 | 2006-03-14 09:14:24 -0700 | [diff] [blame] | 1478 | MPT_ADAPTER *ioc; |
Christoph Hellwig | 9a28f49 | 2006-01-13 18:04:41 +0100 | [diff] [blame] | 1479 | struct sas_phy *phy; |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 1480 | struct sas_port *port; |
| 1481 | int error = 0; |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 1482 | |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 1483 | if (!dev) { |
| 1484 | error = -ENODEV; |
| 1485 | goto out; |
| 1486 | } |
Moore, Eric | e6b2d76 | 2006-03-14 09:14:24 -0700 | [diff] [blame] | 1487 | |
| 1488 | if (!phy_info->phy) { |
| 1489 | phy = sas_phy_alloc(dev, index); |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 1490 | if (!phy) { |
| 1491 | error = -ENOMEM; |
| 1492 | goto out; |
| 1493 | } |
Moore, Eric | e6b2d76 | 2006-03-14 09:14:24 -0700 | [diff] [blame] | 1494 | } else |
| 1495 | phy = phy_info->phy; |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 1496 | |
Christoph Hellwig | 9a28f49 | 2006-01-13 18:04:41 +0100 | [diff] [blame] | 1497 | mptsas_parse_device_info(&phy->identify, &phy_info->identify); |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 1498 | |
| 1499 | /* |
| 1500 | * Set Negotiated link rate. |
| 1501 | */ |
| 1502 | switch (phy_info->negotiated_link_rate) { |
| 1503 | case MPI_SAS_IOUNIT0_RATE_PHY_DISABLED: |
Christoph Hellwig | 9a28f49 | 2006-01-13 18:04:41 +0100 | [diff] [blame] | 1504 | phy->negotiated_linkrate = SAS_PHY_DISABLED; |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 1505 | break; |
| 1506 | case MPI_SAS_IOUNIT0_RATE_FAILED_SPEED_NEGOTIATION: |
Christoph Hellwig | 9a28f49 | 2006-01-13 18:04:41 +0100 | [diff] [blame] | 1507 | phy->negotiated_linkrate = SAS_LINK_RATE_FAILED; |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 1508 | break; |
| 1509 | case MPI_SAS_IOUNIT0_RATE_1_5: |
Christoph Hellwig | 9a28f49 | 2006-01-13 18:04:41 +0100 | [diff] [blame] | 1510 | phy->negotiated_linkrate = SAS_LINK_RATE_1_5_GBPS; |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 1511 | break; |
| 1512 | case MPI_SAS_IOUNIT0_RATE_3_0: |
Christoph Hellwig | 9a28f49 | 2006-01-13 18:04:41 +0100 | [diff] [blame] | 1513 | phy->negotiated_linkrate = SAS_LINK_RATE_3_0_GBPS; |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 1514 | break; |
| 1515 | case MPI_SAS_IOUNIT0_RATE_SATA_OOB_COMPLETE: |
| 1516 | case MPI_SAS_IOUNIT0_RATE_UNKNOWN: |
| 1517 | default: |
Christoph Hellwig | 9a28f49 | 2006-01-13 18:04:41 +0100 | [diff] [blame] | 1518 | phy->negotiated_linkrate = SAS_LINK_RATE_UNKNOWN; |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 1519 | break; |
| 1520 | } |
| 1521 | |
| 1522 | /* |
| 1523 | * Set Max hardware link rate. |
| 1524 | */ |
| 1525 | switch (phy_info->hw_link_rate & MPI_SAS_PHY0_PRATE_MAX_RATE_MASK) { |
| 1526 | case MPI_SAS_PHY0_HWRATE_MAX_RATE_1_5: |
Christoph Hellwig | 9a28f49 | 2006-01-13 18:04:41 +0100 | [diff] [blame] | 1527 | phy->maximum_linkrate_hw = SAS_LINK_RATE_1_5_GBPS; |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 1528 | break; |
| 1529 | case MPI_SAS_PHY0_PRATE_MAX_RATE_3_0: |
Christoph Hellwig | 9a28f49 | 2006-01-13 18:04:41 +0100 | [diff] [blame] | 1530 | phy->maximum_linkrate_hw = SAS_LINK_RATE_3_0_GBPS; |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 1531 | break; |
| 1532 | default: |
| 1533 | break; |
| 1534 | } |
| 1535 | |
| 1536 | /* |
| 1537 | * Set Max programmed link rate. |
| 1538 | */ |
| 1539 | switch (phy_info->programmed_link_rate & |
| 1540 | MPI_SAS_PHY0_PRATE_MAX_RATE_MASK) { |
| 1541 | case MPI_SAS_PHY0_PRATE_MAX_RATE_1_5: |
Christoph Hellwig | 9a28f49 | 2006-01-13 18:04:41 +0100 | [diff] [blame] | 1542 | phy->maximum_linkrate = SAS_LINK_RATE_1_5_GBPS; |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 1543 | break; |
| 1544 | case MPI_SAS_PHY0_PRATE_MAX_RATE_3_0: |
Christoph Hellwig | 9a28f49 | 2006-01-13 18:04:41 +0100 | [diff] [blame] | 1545 | phy->maximum_linkrate = SAS_LINK_RATE_3_0_GBPS; |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 1546 | break; |
| 1547 | default: |
| 1548 | break; |
| 1549 | } |
| 1550 | |
| 1551 | /* |
| 1552 | * Set Min hardware link rate. |
| 1553 | */ |
| 1554 | switch (phy_info->hw_link_rate & MPI_SAS_PHY0_HWRATE_MIN_RATE_MASK) { |
| 1555 | case MPI_SAS_PHY0_HWRATE_MIN_RATE_1_5: |
Christoph Hellwig | 9a28f49 | 2006-01-13 18:04:41 +0100 | [diff] [blame] | 1556 | phy->minimum_linkrate_hw = SAS_LINK_RATE_1_5_GBPS; |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 1557 | break; |
| 1558 | case MPI_SAS_PHY0_PRATE_MIN_RATE_3_0: |
Christoph Hellwig | 9a28f49 | 2006-01-13 18:04:41 +0100 | [diff] [blame] | 1559 | phy->minimum_linkrate_hw = SAS_LINK_RATE_3_0_GBPS; |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 1560 | break; |
| 1561 | default: |
| 1562 | break; |
| 1563 | } |
| 1564 | |
| 1565 | /* |
| 1566 | * Set Min programmed link rate. |
| 1567 | */ |
| 1568 | switch (phy_info->programmed_link_rate & |
| 1569 | MPI_SAS_PHY0_PRATE_MIN_RATE_MASK) { |
| 1570 | case MPI_SAS_PHY0_PRATE_MIN_RATE_1_5: |
Christoph Hellwig | 9a28f49 | 2006-01-13 18:04:41 +0100 | [diff] [blame] | 1571 | phy->minimum_linkrate = SAS_LINK_RATE_1_5_GBPS; |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 1572 | break; |
| 1573 | case MPI_SAS_PHY0_PRATE_MIN_RATE_3_0: |
Christoph Hellwig | 9a28f49 | 2006-01-13 18:04:41 +0100 | [diff] [blame] | 1574 | phy->minimum_linkrate = SAS_LINK_RATE_3_0_GBPS; |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 1575 | break; |
| 1576 | default: |
| 1577 | break; |
| 1578 | } |
| 1579 | |
Moore, Eric | e6b2d76 | 2006-03-14 09:14:24 -0700 | [diff] [blame] | 1580 | if (!phy_info->phy) { |
Christoph Hellwig | ac01bbb | 2005-10-19 20:01:17 +0200 | [diff] [blame] | 1581 | |
Moore, Eric | e6b2d76 | 2006-03-14 09:14:24 -0700 | [diff] [blame] | 1582 | error = sas_phy_add(phy); |
| 1583 | if (error) { |
| 1584 | sas_phy_free(phy); |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 1585 | goto out; |
Moore, Eric | e6b2d76 | 2006-03-14 09:14:24 -0700 | [diff] [blame] | 1586 | } |
| 1587 | phy_info->phy = phy; |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 1588 | } |
| 1589 | |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 1590 | if (!phy_info->attached.handle || |
| 1591 | !phy_info->port_details) |
| 1592 | goto out; |
| 1593 | |
| 1594 | port = mptsas_get_port(phy_info); |
| 1595 | ioc = phy_to_ioc(phy_info->phy); |
| 1596 | |
| 1597 | if (phy_info->sas_port_add_phy) { |
| 1598 | |
| 1599 | if (!port) { |
Eric Moore | dc22f16 | 2006-07-06 11:23:14 -0600 | [diff] [blame] | 1600 | port = sas_port_alloc_num(dev); |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 1601 | if (!port) { |
| 1602 | error = -ENOMEM; |
| 1603 | goto out; |
| 1604 | } |
| 1605 | error = sas_port_add(port); |
| 1606 | if (error) { |
| 1607 | dfailprintk((MYIOC_s_ERR_FMT |
| 1608 | "%s: exit at line=%d\n", ioc->name, |
| 1609 | __FUNCTION__, __LINE__)); |
| 1610 | goto out; |
| 1611 | } |
| 1612 | mptsas_set_port(phy_info, port); |
Eric Moore | dc22f16 | 2006-07-06 11:23:14 -0600 | [diff] [blame] | 1613 | dsaswideprintk((KERN_DEBUG |
| 1614 | "sas_port_alloc: port=%p dev=%p port_id=%d\n", |
| 1615 | port, dev, port->port_identifier)); |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 1616 | } |
| 1617 | dsaswideprintk((KERN_DEBUG "sas_port_add_phy: phy_id=%d\n", |
| 1618 | phy_info->phy_id)); |
| 1619 | sas_port_add_phy(port, phy_info->phy); |
| 1620 | phy_info->sas_port_add_phy = 0; |
| 1621 | } |
| 1622 | |
| 1623 | if (!mptsas_get_rphy(phy_info) && port && !port->rphy) { |
Moore, Eric | e6b2d76 | 2006-03-14 09:14:24 -0700 | [diff] [blame] | 1624 | |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 1625 | struct sas_rphy *rphy; |
James Bottomley | 2686de2 | 2006-06-30 12:54:02 -0500 | [diff] [blame] | 1626 | struct device *parent; |
James Bottomley | f013db3 | 2006-03-18 14:54:36 -0600 | [diff] [blame] | 1627 | struct sas_identify identify; |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 1628 | |
James Bottomley | 2686de2 | 2006-06-30 12:54:02 -0500 | [diff] [blame] | 1629 | parent = dev->parent->parent; |
Moore, Eric | e6b2d76 | 2006-03-14 09:14:24 -0700 | [diff] [blame] | 1630 | /* |
| 1631 | * Let the hotplug_work thread handle processing |
| 1632 | * the adding/removing of devices that occur |
| 1633 | * after start of day. |
| 1634 | */ |
| 1635 | if (ioc->sas_discovery_runtime && |
| 1636 | mptsas_is_end_device(&phy_info->attached)) |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 1637 | goto out; |
Moore, Eric | e6b2d76 | 2006-03-14 09:14:24 -0700 | [diff] [blame] | 1638 | |
James Bottomley | f013db3 | 2006-03-18 14:54:36 -0600 | [diff] [blame] | 1639 | mptsas_parse_device_info(&identify, &phy_info->attached); |
James Bottomley | 2686de2 | 2006-06-30 12:54:02 -0500 | [diff] [blame] | 1640 | if (scsi_is_host_device(parent)) { |
| 1641 | struct mptsas_portinfo *port_info; |
| 1642 | int i; |
| 1643 | |
| 1644 | mutex_lock(&ioc->sas_topology_mutex); |
| 1645 | port_info = mptsas_find_portinfo_by_handle(ioc, |
| 1646 | ioc->handle); |
| 1647 | mutex_unlock(&ioc->sas_topology_mutex); |
| 1648 | |
| 1649 | for (i = 0; i < port_info->num_phys; i++) |
| 1650 | if (port_info->phy_info[i].identify.sas_address == |
James Bottomley | 0c269e6 | 2006-07-12 09:51:04 -0400 | [diff] [blame] | 1651 | identify.sas_address) { |
| 1652 | sas_port_mark_backlink(port); |
James Bottomley | 2686de2 | 2006-06-30 12:54:02 -0500 | [diff] [blame] | 1653 | goto out; |
James Bottomley | 0c269e6 | 2006-07-12 09:51:04 -0400 | [diff] [blame] | 1654 | } |
James Bottomley | 2686de2 | 2006-06-30 12:54:02 -0500 | [diff] [blame] | 1655 | |
| 1656 | } else if (scsi_is_sas_rphy(parent)) { |
| 1657 | struct sas_rphy *parent_rphy = dev_to_rphy(parent); |
| 1658 | if (identify.sas_address == |
James Bottomley | 0c269e6 | 2006-07-12 09:51:04 -0400 | [diff] [blame] | 1659 | parent_rphy->identify.sas_address) { |
| 1660 | sas_port_mark_backlink(port); |
James Bottomley | 2686de2 | 2006-06-30 12:54:02 -0500 | [diff] [blame] | 1661 | goto out; |
James Bottomley | 0c269e6 | 2006-07-12 09:51:04 -0400 | [diff] [blame] | 1662 | } |
James Bottomley | 2686de2 | 2006-06-30 12:54:02 -0500 | [diff] [blame] | 1663 | } |
| 1664 | |
James Bottomley | f013db3 | 2006-03-18 14:54:36 -0600 | [diff] [blame] | 1665 | switch (identify.device_type) { |
| 1666 | case SAS_END_DEVICE: |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 1667 | rphy = sas_end_device_alloc(port); |
James Bottomley | f013db3 | 2006-03-18 14:54:36 -0600 | [diff] [blame] | 1668 | break; |
| 1669 | case SAS_EDGE_EXPANDER_DEVICE: |
| 1670 | case SAS_FANOUT_EXPANDER_DEVICE: |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 1671 | rphy = sas_expander_alloc(port, identify.device_type); |
James Bottomley | f013db3 | 2006-03-18 14:54:36 -0600 | [diff] [blame] | 1672 | break; |
| 1673 | default: |
| 1674 | rphy = NULL; |
| 1675 | break; |
| 1676 | } |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 1677 | if (!rphy) { |
| 1678 | dfailprintk((MYIOC_s_ERR_FMT |
| 1679 | "%s: exit at line=%d\n", ioc->name, |
| 1680 | __FUNCTION__, __LINE__)); |
| 1681 | goto out; |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 1682 | } |
| 1683 | |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 1684 | rphy->identify = identify; |
| 1685 | error = sas_rphy_add(rphy); |
| 1686 | if (error) { |
| 1687 | dfailprintk((MYIOC_s_ERR_FMT |
| 1688 | "%s: exit at line=%d\n", ioc->name, |
| 1689 | __FUNCTION__, __LINE__)); |
| 1690 | sas_rphy_free(rphy); |
| 1691 | goto out; |
| 1692 | } |
| 1693 | mptsas_set_rphy(phy_info, rphy); |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 1694 | } |
| 1695 | |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 1696 | out: |
| 1697 | return error; |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 1698 | } |
| 1699 | |
| 1700 | static int |
Moore, Eric | e6b2d76 | 2006-03-14 09:14:24 -0700 | [diff] [blame] | 1701 | mptsas_probe_hba_phys(MPT_ADAPTER *ioc) |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 1702 | { |
Moore, Eric | e6b2d76 | 2006-03-14 09:14:24 -0700 | [diff] [blame] | 1703 | struct mptsas_portinfo *port_info, *hba; |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 1704 | u32 handle = 0xFFFF; |
| 1705 | int error = -ENOMEM, i; |
| 1706 | |
Moore, Eric | e6b2d76 | 2006-03-14 09:14:24 -0700 | [diff] [blame] | 1707 | hba = kzalloc(sizeof(*port_info), GFP_KERNEL); |
| 1708 | if (! hba) |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 1709 | goto out; |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 1710 | |
Moore, Eric | e6b2d76 | 2006-03-14 09:14:24 -0700 | [diff] [blame] | 1711 | error = mptsas_sas_io_unit_pg0(ioc, hba); |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 1712 | if (error) |
| 1713 | goto out_free_port_info; |
| 1714 | |
Christoph Hellwig | 9a28f49 | 2006-01-13 18:04:41 +0100 | [diff] [blame] | 1715 | mutex_lock(&ioc->sas_topology_mutex); |
James Bottomley | 2686de2 | 2006-06-30 12:54:02 -0500 | [diff] [blame] | 1716 | ioc->handle = hba->handle; |
Moore, Eric | e6b2d76 | 2006-03-14 09:14:24 -0700 | [diff] [blame] | 1717 | port_info = mptsas_find_portinfo_by_handle(ioc, hba->handle); |
| 1718 | if (!port_info) { |
| 1719 | port_info = hba; |
| 1720 | list_add_tail(&port_info->list, &ioc->sas_topology); |
| 1721 | } else { |
| 1722 | port_info->handle = hba->handle; |
| 1723 | for (i = 0; i < hba->num_phys; i++) |
| 1724 | port_info->phy_info[i].negotiated_link_rate = |
| 1725 | hba->phy_info[i].negotiated_link_rate; |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 1726 | kfree(hba->phy_info); |
Moore, Eric | e6b2d76 | 2006-03-14 09:14:24 -0700 | [diff] [blame] | 1727 | kfree(hba); |
| 1728 | hba = NULL; |
| 1729 | } |
Christoph Hellwig | 9a28f49 | 2006-01-13 18:04:41 +0100 | [diff] [blame] | 1730 | mutex_unlock(&ioc->sas_topology_mutex); |
| 1731 | |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 1732 | for (i = 0; i < port_info->num_phys; i++) { |
| 1733 | mptsas_sas_phy_pg0(ioc, &port_info->phy_info[i], |
| 1734 | (MPI_SAS_PHY_PGAD_FORM_PHY_NUMBER << |
| 1735 | MPI_SAS_PHY_PGAD_FORM_SHIFT), i); |
| 1736 | |
| 1737 | mptsas_sas_device_pg0(ioc, &port_info->phy_info[i].identify, |
| 1738 | (MPI_SAS_DEVICE_PGAD_FORM_GET_NEXT_HANDLE << |
| 1739 | MPI_SAS_DEVICE_PGAD_FORM_SHIFT), handle); |
Eric Moore | 024358e | 2005-10-21 20:56:36 +0200 | [diff] [blame] | 1740 | port_info->phy_info[i].identify.phy_id = |
| 1741 | port_info->phy_info[i].phy_id; |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 1742 | handle = port_info->phy_info[i].identify.handle; |
| 1743 | |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 1744 | if (port_info->phy_info[i].attached.handle) |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 1745 | mptsas_sas_device_pg0(ioc, |
| 1746 | &port_info->phy_info[i].attached, |
| 1747 | (MPI_SAS_DEVICE_PGAD_FORM_HANDLE << |
| 1748 | MPI_SAS_DEVICE_PGAD_FORM_SHIFT), |
| 1749 | port_info->phy_info[i].attached.handle); |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 1750 | } |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 1751 | |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 1752 | mptsas_setup_wide_ports(ioc, port_info); |
| 1753 | |
| 1754 | for (i = 0; i < port_info->num_phys; i++, ioc->sas_index++) |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 1755 | mptsas_probe_one_phy(&ioc->sh->shost_gendev, |
Moore, Eric | e6b2d76 | 2006-03-14 09:14:24 -0700 | [diff] [blame] | 1756 | &port_info->phy_info[i], ioc->sas_index, 1); |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 1757 | |
| 1758 | return 0; |
| 1759 | |
| 1760 | out_free_port_info: |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 1761 | kfree(hba); |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 1762 | out: |
| 1763 | return error; |
| 1764 | } |
| 1765 | |
| 1766 | static int |
Moore, Eric | e6b2d76 | 2006-03-14 09:14:24 -0700 | [diff] [blame] | 1767 | mptsas_probe_expander_phys(MPT_ADAPTER *ioc, u32 *handle) |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 1768 | { |
Moore, Eric | e6b2d76 | 2006-03-14 09:14:24 -0700 | [diff] [blame] | 1769 | struct mptsas_portinfo *port_info, *p, *ex; |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 1770 | struct device *parent; |
| 1771 | struct sas_rphy *rphy; |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 1772 | int error = -ENOMEM, i, j; |
| 1773 | |
Moore, Eric | e6b2d76 | 2006-03-14 09:14:24 -0700 | [diff] [blame] | 1774 | ex = kzalloc(sizeof(*port_info), GFP_KERNEL); |
| 1775 | if (!ex) |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 1776 | goto out; |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 1777 | |
Moore, Eric | e6b2d76 | 2006-03-14 09:14:24 -0700 | [diff] [blame] | 1778 | error = mptsas_sas_expander_pg0(ioc, ex, |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 1779 | (MPI_SAS_EXPAND_PGAD_FORM_GET_NEXT_HANDLE << |
| 1780 | MPI_SAS_EXPAND_PGAD_FORM_SHIFT), *handle); |
| 1781 | if (error) |
| 1782 | goto out_free_port_info; |
| 1783 | |
Moore, Eric | e6b2d76 | 2006-03-14 09:14:24 -0700 | [diff] [blame] | 1784 | *handle = ex->handle; |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 1785 | |
Christoph Hellwig | 9a28f49 | 2006-01-13 18:04:41 +0100 | [diff] [blame] | 1786 | mutex_lock(&ioc->sas_topology_mutex); |
Moore, Eric | e6b2d76 | 2006-03-14 09:14:24 -0700 | [diff] [blame] | 1787 | port_info = mptsas_find_portinfo_by_handle(ioc, *handle); |
| 1788 | if (!port_info) { |
| 1789 | port_info = ex; |
| 1790 | list_add_tail(&port_info->list, &ioc->sas_topology); |
| 1791 | } else { |
| 1792 | port_info->handle = ex->handle; |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 1793 | kfree(ex->phy_info); |
Moore, Eric | e6b2d76 | 2006-03-14 09:14:24 -0700 | [diff] [blame] | 1794 | kfree(ex); |
| 1795 | ex = NULL; |
| 1796 | } |
Christoph Hellwig | 9a28f49 | 2006-01-13 18:04:41 +0100 | [diff] [blame] | 1797 | mutex_unlock(&ioc->sas_topology_mutex); |
| 1798 | |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 1799 | for (i = 0; i < port_info->num_phys; i++) { |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 1800 | mptsas_sas_expander_pg1(ioc, &port_info->phy_info[i], |
| 1801 | (MPI_SAS_EXPAND_PGAD_FORM_HANDLE_PHY_NUM << |
| 1802 | MPI_SAS_EXPAND_PGAD_FORM_SHIFT), (i << 16) + *handle); |
| 1803 | |
| 1804 | if (port_info->phy_info[i].identify.handle) { |
| 1805 | mptsas_sas_device_pg0(ioc, |
| 1806 | &port_info->phy_info[i].identify, |
| 1807 | (MPI_SAS_DEVICE_PGAD_FORM_HANDLE << |
| 1808 | MPI_SAS_DEVICE_PGAD_FORM_SHIFT), |
| 1809 | port_info->phy_info[i].identify.handle); |
Eric Moore | 024358e | 2005-10-21 20:56:36 +0200 | [diff] [blame] | 1810 | port_info->phy_info[i].identify.phy_id = |
| 1811 | port_info->phy_info[i].phy_id; |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 1812 | } |
| 1813 | |
| 1814 | if (port_info->phy_info[i].attached.handle) { |
| 1815 | mptsas_sas_device_pg0(ioc, |
| 1816 | &port_info->phy_info[i].attached, |
| 1817 | (MPI_SAS_DEVICE_PGAD_FORM_HANDLE << |
| 1818 | MPI_SAS_DEVICE_PGAD_FORM_SHIFT), |
| 1819 | port_info->phy_info[i].attached.handle); |
Moore, Eric | db9c917 | 2006-03-14 09:14:18 -0700 | [diff] [blame] | 1820 | port_info->phy_info[i].attached.phy_id = |
| 1821 | port_info->phy_info[i].phy_id; |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 1822 | } |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 1823 | } |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 1824 | |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 1825 | parent = &ioc->sh->shost_gendev; |
| 1826 | for (i = 0; i < port_info->num_phys; i++) { |
Christoph Hellwig | 9a28f49 | 2006-01-13 18:04:41 +0100 | [diff] [blame] | 1827 | mutex_lock(&ioc->sas_topology_mutex); |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 1828 | list_for_each_entry(p, &ioc->sas_topology, list) { |
| 1829 | for (j = 0; j < p->num_phys; j++) { |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 1830 | if (port_info->phy_info[i].identify.handle != |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 1831 | p->phy_info[j].attached.handle) |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 1832 | continue; |
| 1833 | rphy = mptsas_get_rphy(&p->phy_info[j]); |
| 1834 | parent = &rphy->dev; |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 1835 | } |
| 1836 | } |
Christoph Hellwig | 9a28f49 | 2006-01-13 18:04:41 +0100 | [diff] [blame] | 1837 | mutex_unlock(&ioc->sas_topology_mutex); |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 1838 | } |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 1839 | |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 1840 | mptsas_setup_wide_ports(ioc, port_info); |
| 1841 | |
| 1842 | for (i = 0; i < port_info->num_phys; i++, ioc->sas_index++) |
Christoph Hellwig | ac01bbb | 2005-10-19 20:01:17 +0200 | [diff] [blame] | 1843 | mptsas_probe_one_phy(parent, &port_info->phy_info[i], |
Moore, Eric | e6b2d76 | 2006-03-14 09:14:24 -0700 | [diff] [blame] | 1844 | ioc->sas_index, 0); |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 1845 | |
| 1846 | return 0; |
| 1847 | |
| 1848 | out_free_port_info: |
Moore, Eric | e6b2d76 | 2006-03-14 09:14:24 -0700 | [diff] [blame] | 1849 | if (ex) { |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 1850 | kfree(ex->phy_info); |
Moore, Eric | e6b2d76 | 2006-03-14 09:14:24 -0700 | [diff] [blame] | 1851 | kfree(ex); |
| 1852 | } |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 1853 | out: |
| 1854 | return error; |
| 1855 | } |
| 1856 | |
Moore, Eric | e6b2d76 | 2006-03-14 09:14:24 -0700 | [diff] [blame] | 1857 | /* |
| 1858 | * mptsas_delete_expander_phys |
| 1859 | * |
| 1860 | * |
| 1861 | * This will traverse topology, and remove expanders |
| 1862 | * that are no longer present |
| 1863 | */ |
| 1864 | static void |
| 1865 | mptsas_delete_expander_phys(MPT_ADAPTER *ioc) |
| 1866 | { |
| 1867 | struct mptsas_portinfo buffer; |
| 1868 | struct mptsas_portinfo *port_info, *n, *parent; |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 1869 | struct mptsas_phyinfo *phy_info; |
| 1870 | struct scsi_target * starget; |
| 1871 | VirtTarget * vtarget; |
| 1872 | struct sas_port * port; |
Moore, Eric | e6b2d76 | 2006-03-14 09:14:24 -0700 | [diff] [blame] | 1873 | int i; |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 1874 | u64 expander_sas_address; |
Moore, Eric | e6b2d76 | 2006-03-14 09:14:24 -0700 | [diff] [blame] | 1875 | |
| 1876 | mutex_lock(&ioc->sas_topology_mutex); |
| 1877 | list_for_each_entry_safe(port_info, n, &ioc->sas_topology, list) { |
| 1878 | |
| 1879 | if (port_info->phy_info && |
| 1880 | (!(port_info->phy_info[0].identify.device_info & |
| 1881 | MPI_SAS_DEVICE_INFO_SMP_TARGET))) |
| 1882 | continue; |
| 1883 | |
| 1884 | if (mptsas_sas_expander_pg0(ioc, &buffer, |
| 1885 | (MPI_SAS_EXPAND_PGAD_FORM_HANDLE << |
| 1886 | MPI_SAS_EXPAND_PGAD_FORM_SHIFT), port_info->handle)) { |
| 1887 | |
| 1888 | /* |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 1889 | * Issue target reset to all child end devices |
| 1890 | * then mark them deleted to prevent further |
| 1891 | * IO going to them. |
| 1892 | */ |
| 1893 | phy_info = port_info->phy_info; |
| 1894 | for (i = 0; i < port_info->num_phys; i++, phy_info++) { |
| 1895 | starget = mptsas_get_starget(phy_info); |
| 1896 | if (!starget) |
| 1897 | continue; |
| 1898 | vtarget = starget->hostdata; |
| 1899 | if(vtarget->deleted) |
| 1900 | continue; |
| 1901 | vtarget->deleted = 1; |
| 1902 | mptsas_target_reset(ioc, vtarget); |
| 1903 | sas_port_delete(mptsas_get_port(phy_info)); |
| 1904 | mptsas_port_delete(phy_info->port_details); |
| 1905 | } |
| 1906 | |
| 1907 | /* |
Moore, Eric | e6b2d76 | 2006-03-14 09:14:24 -0700 | [diff] [blame] | 1908 | * Obtain the port_info instance to the parent port |
| 1909 | */ |
| 1910 | parent = mptsas_find_portinfo_by_handle(ioc, |
| 1911 | port_info->phy_info[0].identify.handle_parent); |
| 1912 | |
| 1913 | if (!parent) |
| 1914 | goto next_port; |
| 1915 | |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 1916 | expander_sas_address = |
| 1917 | port_info->phy_info[0].identify.sas_address; |
| 1918 | |
Moore, Eric | e6b2d76 | 2006-03-14 09:14:24 -0700 | [diff] [blame] | 1919 | /* |
| 1920 | * Delete rphys in the parent that point |
| 1921 | * to this expander. The transport layer will |
| 1922 | * cleanup all the children. |
| 1923 | */ |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 1924 | phy_info = parent->phy_info; |
| 1925 | for (i = 0; i < parent->num_phys; i++, phy_info++) { |
| 1926 | port = mptsas_get_port(phy_info); |
| 1927 | if (!port) |
Moore, Eric | e6b2d76 | 2006-03-14 09:14:24 -0700 | [diff] [blame] | 1928 | continue; |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 1929 | if (phy_info->attached.sas_address != |
| 1930 | expander_sas_address) |
| 1931 | continue; |
| 1932 | #ifdef MPT_DEBUG_SAS_WIDE |
Eric Moore | dc22f16 | 2006-07-06 11:23:14 -0600 | [diff] [blame] | 1933 | dev_printk(KERN_DEBUG, &port->dev, |
| 1934 | "delete port (%d)\n", port->port_identifier); |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 1935 | #endif |
| 1936 | sas_port_delete(port); |
| 1937 | mptsas_port_delete(phy_info->port_details); |
Moore, Eric | e6b2d76 | 2006-03-14 09:14:24 -0700 | [diff] [blame] | 1938 | } |
| 1939 | next_port: |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 1940 | |
| 1941 | phy_info = port_info->phy_info; |
| 1942 | for (i = 0; i < port_info->num_phys; i++, phy_info++) |
| 1943 | mptsas_port_delete(phy_info->port_details); |
| 1944 | |
Moore, Eric | e6b2d76 | 2006-03-14 09:14:24 -0700 | [diff] [blame] | 1945 | list_del(&port_info->list); |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 1946 | kfree(port_info->phy_info); |
Moore, Eric | e6b2d76 | 2006-03-14 09:14:24 -0700 | [diff] [blame] | 1947 | kfree(port_info); |
| 1948 | } |
| 1949 | /* |
| 1950 | * Free this memory allocated from inside |
| 1951 | * mptsas_sas_expander_pg0 |
| 1952 | */ |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 1953 | kfree(buffer.phy_info); |
Moore, Eric | e6b2d76 | 2006-03-14 09:14:24 -0700 | [diff] [blame] | 1954 | } |
| 1955 | mutex_unlock(&ioc->sas_topology_mutex); |
| 1956 | } |
| 1957 | |
| 1958 | /* |
| 1959 | * Start of day discovery |
| 1960 | */ |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 1961 | static void |
| 1962 | mptsas_scan_sas_topology(MPT_ADAPTER *ioc) |
| 1963 | { |
| 1964 | u32 handle = 0xFFFF; |
Moore, Eric | f44e546 | 2006-03-14 09:14:21 -0700 | [diff] [blame] | 1965 | int i; |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 1966 | |
Moore, Eric | e6b2d76 | 2006-03-14 09:14:24 -0700 | [diff] [blame] | 1967 | mutex_lock(&ioc->sas_discovery_mutex); |
| 1968 | mptsas_probe_hba_phys(ioc); |
| 1969 | while (!mptsas_probe_expander_phys(ioc, &handle)) |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 1970 | ; |
Moore, Eric | f44e546 | 2006-03-14 09:14:21 -0700 | [diff] [blame] | 1971 | /* |
| 1972 | Reporting RAID volumes. |
| 1973 | */ |
| 1974 | if (!ioc->raid_data.pIocPg2) |
| 1975 | goto out; |
| 1976 | if (!ioc->raid_data.pIocPg2->NumActiveVolumes) |
| 1977 | goto out; |
| 1978 | for (i=0; i<ioc->raid_data.pIocPg2->NumActiveVolumes; i++) { |
James Bottomley | e8bf394 | 2006-07-11 17:49:34 -0400 | [diff] [blame] | 1979 | scsi_add_device(ioc->sh, MPTSAS_RAID_CHANNEL, |
Moore, Eric | f44e546 | 2006-03-14 09:14:21 -0700 | [diff] [blame] | 1980 | ioc->raid_data.pIocPg2->RaidVolume[i].VolumeID, 0); |
| 1981 | } |
| 1982 | out: |
Moore, Eric | e6b2d76 | 2006-03-14 09:14:24 -0700 | [diff] [blame] | 1983 | mutex_unlock(&ioc->sas_discovery_mutex); |
| 1984 | } |
| 1985 | |
| 1986 | /* |
| 1987 | * Work queue thread to handle Runtime discovery |
| 1988 | * Mere purpose is the hot add/delete of expanders |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 1989 | *(Mutex UNLOCKED) |
Moore, Eric | e6b2d76 | 2006-03-14 09:14:24 -0700 | [diff] [blame] | 1990 | */ |
| 1991 | static void |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 1992 | __mptsas_discovery_work(MPT_ADAPTER *ioc) |
Moore, Eric | e6b2d76 | 2006-03-14 09:14:24 -0700 | [diff] [blame] | 1993 | { |
Moore, Eric | e6b2d76 | 2006-03-14 09:14:24 -0700 | [diff] [blame] | 1994 | u32 handle = 0xFFFF; |
| 1995 | |
Moore, Eric | e6b2d76 | 2006-03-14 09:14:24 -0700 | [diff] [blame] | 1996 | ioc->sas_discovery_runtime=1; |
| 1997 | mptsas_delete_expander_phys(ioc); |
| 1998 | mptsas_probe_hba_phys(ioc); |
| 1999 | while (!mptsas_probe_expander_phys(ioc, &handle)) |
| 2000 | ; |
Moore, Eric | e6b2d76 | 2006-03-14 09:14:24 -0700 | [diff] [blame] | 2001 | ioc->sas_discovery_runtime=0; |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 2002 | } |
| 2003 | |
| 2004 | /* |
| 2005 | * Work queue thread to handle Runtime discovery |
| 2006 | * Mere purpose is the hot add/delete of expanders |
| 2007 | *(Mutex LOCKED) |
| 2008 | */ |
| 2009 | static void |
David Howells | c402895 | 2006-11-22 14:57:56 +0000 | [diff] [blame] | 2010 | mptsas_discovery_work(struct work_struct *work) |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 2011 | { |
David Howells | c402895 | 2006-11-22 14:57:56 +0000 | [diff] [blame] | 2012 | struct mptsas_discovery_event *ev = |
| 2013 | container_of(work, struct mptsas_discovery_event, work); |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 2014 | MPT_ADAPTER *ioc = ev->ioc; |
| 2015 | |
| 2016 | mutex_lock(&ioc->sas_discovery_mutex); |
| 2017 | __mptsas_discovery_work(ioc); |
Moore, Eric | e6b2d76 | 2006-03-14 09:14:24 -0700 | [diff] [blame] | 2018 | mutex_unlock(&ioc->sas_discovery_mutex); |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 2019 | kfree(ev); |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 2020 | } |
| 2021 | |
Christoph Hellwig | 9a28f49 | 2006-01-13 18:04:41 +0100 | [diff] [blame] | 2022 | static struct mptsas_phyinfo * |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 2023 | mptsas_find_phyinfo_by_sas_address(MPT_ADAPTER *ioc, u64 sas_address) |
Christoph Hellwig | 9a28f49 | 2006-01-13 18:04:41 +0100 | [diff] [blame] | 2024 | { |
| 2025 | struct mptsas_portinfo *port_info; |
Christoph Hellwig | 9a28f49 | 2006-01-13 18:04:41 +0100 | [diff] [blame] | 2026 | struct mptsas_phyinfo *phy_info = NULL; |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 2027 | int i; |
Christoph Hellwig | 9a28f49 | 2006-01-13 18:04:41 +0100 | [diff] [blame] | 2028 | |
Christoph Hellwig | 9a28f49 | 2006-01-13 18:04:41 +0100 | [diff] [blame] | 2029 | mutex_lock(&ioc->sas_topology_mutex); |
| 2030 | list_for_each_entry(port_info, &ioc->sas_topology, list) { |
| 2031 | for (i = 0; i < port_info->num_phys; i++) { |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 2032 | if (port_info->phy_info[i].attached.sas_address |
| 2033 | != sas_address) |
| 2034 | continue; |
| 2035 | if (!mptsas_is_end_device( |
| 2036 | &port_info->phy_info[i].attached)) |
| 2037 | continue; |
| 2038 | phy_info = &port_info->phy_info[i]; |
| 2039 | break; |
Christoph Hellwig | 9a28f49 | 2006-01-13 18:04:41 +0100 | [diff] [blame] | 2040 | } |
| 2041 | } |
| 2042 | mutex_unlock(&ioc->sas_topology_mutex); |
Christoph Hellwig | 9a28f49 | 2006-01-13 18:04:41 +0100 | [diff] [blame] | 2043 | return phy_info; |
| 2044 | } |
| 2045 | |
| 2046 | static struct mptsas_phyinfo * |
Moore, Eric | c73787ee | 2006-01-26 16:20:06 -0700 | [diff] [blame] | 2047 | mptsas_find_phyinfo_by_target(MPT_ADAPTER *ioc, u32 id) |
Christoph Hellwig | 9a28f49 | 2006-01-13 18:04:41 +0100 | [diff] [blame] | 2048 | { |
| 2049 | struct mptsas_portinfo *port_info; |
| 2050 | struct mptsas_phyinfo *phy_info = NULL; |
| 2051 | int i; |
| 2052 | |
Christoph Hellwig | 9a28f49 | 2006-01-13 18:04:41 +0100 | [diff] [blame] | 2053 | mutex_lock(&ioc->sas_topology_mutex); |
| 2054 | list_for_each_entry(port_info, &ioc->sas_topology, list) { |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 2055 | for (i = 0; i < port_info->num_phys; i++) { |
| 2056 | if (port_info->phy_info[i].attached.id != id) |
| 2057 | continue; |
| 2058 | if (!mptsas_is_end_device( |
| 2059 | &port_info->phy_info[i].attached)) |
| 2060 | continue; |
| 2061 | phy_info = &port_info->phy_info[i]; |
| 2062 | break; |
| 2063 | } |
Christoph Hellwig | 9a28f49 | 2006-01-13 18:04:41 +0100 | [diff] [blame] | 2064 | } |
| 2065 | mutex_unlock(&ioc->sas_topology_mutex); |
Christoph Hellwig | 9a28f49 | 2006-01-13 18:04:41 +0100 | [diff] [blame] | 2066 | return phy_info; |
| 2067 | } |
| 2068 | |
Moore, Eric | 4b76647 | 2006-03-14 09:14:12 -0700 | [diff] [blame] | 2069 | /* |
| 2070 | * Work queue thread to clear the persitency table |
| 2071 | */ |
| 2072 | static void |
David Howells | c402895 | 2006-11-22 14:57:56 +0000 | [diff] [blame] | 2073 | mptsas_persist_clear_table(struct work_struct *work) |
Moore, Eric | 4b76647 | 2006-03-14 09:14:12 -0700 | [diff] [blame] | 2074 | { |
David Howells | c402895 | 2006-11-22 14:57:56 +0000 | [diff] [blame] | 2075 | MPT_ADAPTER *ioc = container_of(work, MPT_ADAPTER, sas_persist_task); |
Moore, Eric | 4b76647 | 2006-03-14 09:14:12 -0700 | [diff] [blame] | 2076 | |
| 2077 | mptbase_sas_persist_operation(ioc, MPI_SAS_OP_CLEAR_NOT_PRESENT); |
| 2078 | } |
| 2079 | |
Christoph Hellwig | 9a28f49 | 2006-01-13 18:04:41 +0100 | [diff] [blame] | 2080 | static void |
Moore, Eric | f44e546 | 2006-03-14 09:14:21 -0700 | [diff] [blame] | 2081 | mptsas_reprobe_lun(struct scsi_device *sdev, void *data) |
| 2082 | { |
Eric Moore | f99be43 | 2007-01-04 20:46:54 -0700 | [diff] [blame^] | 2083 | int rc; |
| 2084 | |
Moore, Eric | f44e546 | 2006-03-14 09:14:21 -0700 | [diff] [blame] | 2085 | sdev->no_uld_attach = data ? 1 : 0; |
Eric Moore | f99be43 | 2007-01-04 20:46:54 -0700 | [diff] [blame^] | 2086 | rc = scsi_device_reprobe(sdev); |
Moore, Eric | f44e546 | 2006-03-14 09:14:21 -0700 | [diff] [blame] | 2087 | } |
| 2088 | |
| 2089 | static void |
| 2090 | mptsas_reprobe_target(struct scsi_target *starget, int uld_attach) |
| 2091 | { |
| 2092 | starget_for_each_device(starget, uld_attach ? (void *)1 : NULL, |
| 2093 | mptsas_reprobe_lun); |
| 2094 | } |
| 2095 | |
Moore, Eric | e6b2d76 | 2006-03-14 09:14:24 -0700 | [diff] [blame] | 2096 | /* |
| 2097 | * Work queue thread to handle SAS hotplug events |
| 2098 | */ |
Moore, Eric | f44e546 | 2006-03-14 09:14:21 -0700 | [diff] [blame] | 2099 | static void |
David Howells | c402895 | 2006-11-22 14:57:56 +0000 | [diff] [blame] | 2100 | mptsas_hotplug_work(struct work_struct *work) |
Christoph Hellwig | 9a28f49 | 2006-01-13 18:04:41 +0100 | [diff] [blame] | 2101 | { |
David Howells | c402895 | 2006-11-22 14:57:56 +0000 | [diff] [blame] | 2102 | struct mptsas_hotplug_event *ev = |
| 2103 | container_of(work, struct mptsas_hotplug_event, work); |
Christoph Hellwig | 9a28f49 | 2006-01-13 18:04:41 +0100 | [diff] [blame] | 2104 | MPT_ADAPTER *ioc = ev->ioc; |
| 2105 | struct mptsas_phyinfo *phy_info; |
| 2106 | struct sas_rphy *rphy; |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 2107 | struct sas_port *port; |
Moore, Eric | c73787ee | 2006-01-26 16:20:06 -0700 | [diff] [blame] | 2108 | struct scsi_device *sdev; |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 2109 | struct scsi_target * starget; |
James Bottomley | f013db3 | 2006-03-18 14:54:36 -0600 | [diff] [blame] | 2110 | struct sas_identify identify; |
Christoph Hellwig | 9a28f49 | 2006-01-13 18:04:41 +0100 | [diff] [blame] | 2111 | char *ds = NULL; |
Moore, Eric | c73787ee | 2006-01-26 16:20:06 -0700 | [diff] [blame] | 2112 | struct mptsas_devinfo sas_device; |
Moore, Eric | f44e546 | 2006-03-14 09:14:21 -0700 | [diff] [blame] | 2113 | VirtTarget *vtarget; |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 2114 | VirtDevice *vdevice; |
| 2115 | |
Christoph Hellwig | 9a28f49 | 2006-01-13 18:04:41 +0100 | [diff] [blame] | 2116 | |
Moore, Eric | e6b2d76 | 2006-03-14 09:14:24 -0700 | [diff] [blame] | 2117 | mutex_lock(&ioc->sas_discovery_mutex); |
Christoph Hellwig | 9a28f49 | 2006-01-13 18:04:41 +0100 | [diff] [blame] | 2118 | switch (ev->event_type) { |
| 2119 | case MPTSAS_DEL_DEVICE: |
Christoph Hellwig | 9a28f49 | 2006-01-13 18:04:41 +0100 | [diff] [blame] | 2120 | |
Moore, Eric | c73787ee | 2006-01-26 16:20:06 -0700 | [diff] [blame] | 2121 | phy_info = mptsas_find_phyinfo_by_target(ioc, ev->id); |
Moore, Eric | e6b2d76 | 2006-03-14 09:14:24 -0700 | [diff] [blame] | 2122 | |
Moore, Eric | f44e546 | 2006-03-14 09:14:21 -0700 | [diff] [blame] | 2123 | /* |
| 2124 | * Sanity checks, for non-existing phys and remote rphys. |
| 2125 | */ |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 2126 | if (!phy_info || !phy_info->port_details) { |
| 2127 | dfailprintk((MYIOC_s_ERR_FMT |
| 2128 | "%s: exit at line=%d\n", ioc->name, |
| 2129 | __FUNCTION__, __LINE__)); |
Christoph Hellwig | 9a28f49 | 2006-01-13 18:04:41 +0100 | [diff] [blame] | 2130 | break; |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 2131 | } |
| 2132 | rphy = mptsas_get_rphy(phy_info); |
| 2133 | if (!rphy) { |
| 2134 | dfailprintk((MYIOC_s_ERR_FMT |
| 2135 | "%s: exit at line=%d\n", ioc->name, |
| 2136 | __FUNCTION__, __LINE__)); |
Moore, Eric | f44e546 | 2006-03-14 09:14:21 -0700 | [diff] [blame] | 2137 | break; |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 2138 | } |
| 2139 | port = mptsas_get_port(phy_info); |
| 2140 | if (!port) { |
| 2141 | dfailprintk((MYIOC_s_ERR_FMT |
| 2142 | "%s: exit at line=%d\n", ioc->name, |
| 2143 | __FUNCTION__, __LINE__)); |
| 2144 | break; |
| 2145 | } |
Moore, Eric | f44e546 | 2006-03-14 09:14:21 -0700 | [diff] [blame] | 2146 | |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 2147 | starget = mptsas_get_starget(phy_info); |
| 2148 | if (starget) { |
| 2149 | vtarget = starget->hostdata; |
| 2150 | |
| 2151 | if (!vtarget) { |
| 2152 | dfailprintk((MYIOC_s_ERR_FMT |
| 2153 | "%s: exit at line=%d\n", ioc->name, |
| 2154 | __FUNCTION__, __LINE__)); |
Moore, Eric | f44e546 | 2006-03-14 09:14:21 -0700 | [diff] [blame] | 2155 | break; |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 2156 | } |
| 2157 | |
Moore, Eric | f44e546 | 2006-03-14 09:14:21 -0700 | [diff] [blame] | 2158 | /* |
| 2159 | * Handling RAID components |
| 2160 | */ |
| 2161 | if (ev->phys_disk_num_valid) { |
| 2162 | vtarget->target_id = ev->phys_disk_num; |
| 2163 | vtarget->tflags |= MPT_TARGET_FLAGS_RAID_COMPONENT; |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 2164 | mptsas_reprobe_target(starget, 1); |
Moore, Eric | f44e546 | 2006-03-14 09:14:21 -0700 | [diff] [blame] | 2165 | break; |
| 2166 | } |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 2167 | |
| 2168 | vtarget->deleted = 1; |
| 2169 | mptsas_target_reset(ioc, vtarget); |
Christoph Hellwig | 9a28f49 | 2006-01-13 18:04:41 +0100 | [diff] [blame] | 2170 | } |
| 2171 | |
Moore, Eric | c73787ee | 2006-01-26 16:20:06 -0700 | [diff] [blame] | 2172 | if (phy_info->attached.device_info & MPI_SAS_DEVICE_INFO_SSP_TARGET) |
| 2173 | ds = "ssp"; |
| 2174 | if (phy_info->attached.device_info & MPI_SAS_DEVICE_INFO_STP_TARGET) |
| 2175 | ds = "stp"; |
| 2176 | if (phy_info->attached.device_info & MPI_SAS_DEVICE_INFO_SATA_DEVICE) |
| 2177 | ds = "sata"; |
| 2178 | |
| 2179 | printk(MYIOC_s_INFO_FMT |
| 2180 | "removing %s device, channel %d, id %d, phy %d\n", |
| 2181 | ioc->name, ds, ev->channel, ev->id, phy_info->phy_id); |
| 2182 | |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 2183 | #ifdef MPT_DEBUG_SAS_WIDE |
Eric Moore | dc22f16 | 2006-07-06 11:23:14 -0600 | [diff] [blame] | 2184 | dev_printk(KERN_DEBUG, &port->dev, |
| 2185 | "delete port (%d)\n", port->port_identifier); |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 2186 | #endif |
| 2187 | sas_port_delete(port); |
| 2188 | mptsas_port_delete(phy_info->port_details); |
Christoph Hellwig | 9a28f49 | 2006-01-13 18:04:41 +0100 | [diff] [blame] | 2189 | break; |
| 2190 | case MPTSAS_ADD_DEVICE: |
Moore, Eric | c73787ee | 2006-01-26 16:20:06 -0700 | [diff] [blame] | 2191 | |
Moore, Eric | bd23e94 | 2006-04-17 12:43:04 -0600 | [diff] [blame] | 2192 | if (ev->phys_disk_num_valid) |
| 2193 | mpt_findImVolumes(ioc); |
| 2194 | |
Moore, Eric | c73787ee | 2006-01-26 16:20:06 -0700 | [diff] [blame] | 2195 | /* |
Christoph Hellwig | e309444 | 2006-02-16 13:25:36 +0100 | [diff] [blame] | 2196 | * Refresh sas device pg0 data |
Moore, Eric | c73787ee | 2006-01-26 16:20:06 -0700 | [diff] [blame] | 2197 | */ |
Christoph Hellwig | e309444 | 2006-02-16 13:25:36 +0100 | [diff] [blame] | 2198 | if (mptsas_sas_device_pg0(ioc, &sas_device, |
| 2199 | (MPI_SAS_DEVICE_PGAD_FORM_BUS_TARGET_ID << |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 2200 | MPI_SAS_DEVICE_PGAD_FORM_SHIFT), ev->id)) { |
| 2201 | dfailprintk((MYIOC_s_ERR_FMT |
| 2202 | "%s: exit at line=%d\n", ioc->name, |
| 2203 | __FUNCTION__, __LINE__)); |
Christoph Hellwig | e309444 | 2006-02-16 13:25:36 +0100 | [diff] [blame] | 2204 | break; |
Moore, Eric | e6b2d76 | 2006-03-14 09:14:24 -0700 | [diff] [blame] | 2205 | } |
| 2206 | |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 2207 | ssleep(2); |
| 2208 | __mptsas_discovery_work(ioc); |
Moore, Eric | f44e546 | 2006-03-14 09:14:21 -0700 | [diff] [blame] | 2209 | |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 2210 | phy_info = mptsas_find_phyinfo_by_sas_address(ioc, |
| 2211 | sas_device.sas_address); |
| 2212 | |
| 2213 | if (!phy_info || !phy_info->port_details) { |
| 2214 | dfailprintk((MYIOC_s_ERR_FMT |
| 2215 | "%s: exit at line=%d\n", ioc->name, |
| 2216 | __FUNCTION__, __LINE__)); |
| 2217 | break; |
| 2218 | } |
| 2219 | |
| 2220 | starget = mptsas_get_starget(phy_info); |
| 2221 | if (starget) { |
| 2222 | vtarget = starget->hostdata; |
| 2223 | |
| 2224 | if (!vtarget) { |
| 2225 | dfailprintk((MYIOC_s_ERR_FMT |
| 2226 | "%s: exit at line=%d\n", ioc->name, |
| 2227 | __FUNCTION__, __LINE__)); |
Moore, Eric | f44e546 | 2006-03-14 09:14:21 -0700 | [diff] [blame] | 2228 | break; |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 2229 | } |
Moore, Eric | f44e546 | 2006-03-14 09:14:21 -0700 | [diff] [blame] | 2230 | /* |
| 2231 | * Handling RAID components |
| 2232 | */ |
| 2233 | if (vtarget->tflags & MPT_TARGET_FLAGS_RAID_COMPONENT) { |
| 2234 | vtarget->tflags &= ~MPT_TARGET_FLAGS_RAID_COMPONENT; |
| 2235 | vtarget->target_id = ev->id; |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 2236 | mptsas_reprobe_target(starget, 0); |
Moore, Eric | f44e546 | 2006-03-14 09:14:21 -0700 | [diff] [blame] | 2237 | } |
Christoph Hellwig | 9a28f49 | 2006-01-13 18:04:41 +0100 | [diff] [blame] | 2238 | break; |
| 2239 | } |
| 2240 | |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 2241 | if (mptsas_get_rphy(phy_info)) { |
| 2242 | dfailprintk((MYIOC_s_ERR_FMT |
| 2243 | "%s: exit at line=%d\n", ioc->name, |
| 2244 | __FUNCTION__, __LINE__)); |
Christoph Hellwig | 9a28f49 | 2006-01-13 18:04:41 +0100 | [diff] [blame] | 2245 | break; |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 2246 | } |
| 2247 | port = mptsas_get_port(phy_info); |
| 2248 | if (!port) { |
| 2249 | dfailprintk((MYIOC_s_ERR_FMT |
| 2250 | "%s: exit at line=%d\n", ioc->name, |
| 2251 | __FUNCTION__, __LINE__)); |
| 2252 | break; |
| 2253 | } |
Christoph Hellwig | 9a28f49 | 2006-01-13 18:04:41 +0100 | [diff] [blame] | 2254 | |
Christoph Hellwig | e309444 | 2006-02-16 13:25:36 +0100 | [diff] [blame] | 2255 | memcpy(&phy_info->attached, &sas_device, |
| 2256 | sizeof(struct mptsas_devinfo)); |
Christoph Hellwig | 9a28f49 | 2006-01-13 18:04:41 +0100 | [diff] [blame] | 2257 | |
Moore, Eric | c73787ee | 2006-01-26 16:20:06 -0700 | [diff] [blame] | 2258 | if (phy_info->attached.device_info & MPI_SAS_DEVICE_INFO_SSP_TARGET) |
| 2259 | ds = "ssp"; |
| 2260 | if (phy_info->attached.device_info & MPI_SAS_DEVICE_INFO_STP_TARGET) |
| 2261 | ds = "stp"; |
| 2262 | if (phy_info->attached.device_info & MPI_SAS_DEVICE_INFO_SATA_DEVICE) |
| 2263 | ds = "sata"; |
| 2264 | |
| 2265 | printk(MYIOC_s_INFO_FMT |
| 2266 | "attaching %s device, channel %d, id %d, phy %d\n", |
| 2267 | ioc->name, ds, ev->channel, ev->id, ev->phy_id); |
| 2268 | |
James Bottomley | f013db3 | 2006-03-18 14:54:36 -0600 | [diff] [blame] | 2269 | mptsas_parse_device_info(&identify, &phy_info->attached); |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 2270 | rphy = sas_end_device_alloc(port); |
| 2271 | if (!rphy) { |
| 2272 | dfailprintk((MYIOC_s_ERR_FMT |
| 2273 | "%s: exit at line=%d\n", ioc->name, |
| 2274 | __FUNCTION__, __LINE__)); |
Christoph Hellwig | 9a28f49 | 2006-01-13 18:04:41 +0100 | [diff] [blame] | 2275 | break; /* non-fatal: an rphy can be added later */ |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 2276 | } |
Christoph Hellwig | 9a28f49 | 2006-01-13 18:04:41 +0100 | [diff] [blame] | 2277 | |
James Bottomley | f013db3 | 2006-03-18 14:54:36 -0600 | [diff] [blame] | 2278 | rphy->identify = identify; |
Christoph Hellwig | 9a28f49 | 2006-01-13 18:04:41 +0100 | [diff] [blame] | 2279 | if (sas_rphy_add(rphy)) { |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 2280 | dfailprintk((MYIOC_s_ERR_FMT |
| 2281 | "%s: exit at line=%d\n", ioc->name, |
| 2282 | __FUNCTION__, __LINE__)); |
Christoph Hellwig | 9a28f49 | 2006-01-13 18:04:41 +0100 | [diff] [blame] | 2283 | sas_rphy_free(rphy); |
| 2284 | break; |
| 2285 | } |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 2286 | mptsas_set_rphy(phy_info, rphy); |
Christoph Hellwig | 9a28f49 | 2006-01-13 18:04:41 +0100 | [diff] [blame] | 2287 | break; |
Moore, Eric | c73787ee | 2006-01-26 16:20:06 -0700 | [diff] [blame] | 2288 | case MPTSAS_ADD_RAID: |
James Bottomley | e8bf394 | 2006-07-11 17:49:34 -0400 | [diff] [blame] | 2289 | sdev = scsi_device_lookup(ioc->sh, MPTSAS_RAID_CHANNEL, |
| 2290 | ev->id, 0); |
Moore, Eric | c73787ee | 2006-01-26 16:20:06 -0700 | [diff] [blame] | 2291 | if (sdev) { |
| 2292 | scsi_device_put(sdev); |
| 2293 | break; |
| 2294 | } |
| 2295 | printk(MYIOC_s_INFO_FMT |
Moore, Eric | 4b76647 | 2006-03-14 09:14:12 -0700 | [diff] [blame] | 2296 | "attaching raid volume, channel %d, id %d\n", |
James Bottomley | e8bf394 | 2006-07-11 17:49:34 -0400 | [diff] [blame] | 2297 | ioc->name, MPTSAS_RAID_CHANNEL, ev->id); |
| 2298 | scsi_add_device(ioc->sh, MPTSAS_RAID_CHANNEL, ev->id, 0); |
Moore, Eric | c73787ee | 2006-01-26 16:20:06 -0700 | [diff] [blame] | 2299 | mpt_findImVolumes(ioc); |
| 2300 | break; |
| 2301 | case MPTSAS_DEL_RAID: |
James Bottomley | e8bf394 | 2006-07-11 17:49:34 -0400 | [diff] [blame] | 2302 | sdev = scsi_device_lookup(ioc->sh, MPTSAS_RAID_CHANNEL, |
| 2303 | ev->id, 0); |
Moore, Eric | c73787ee | 2006-01-26 16:20:06 -0700 | [diff] [blame] | 2304 | if (!sdev) |
| 2305 | break; |
| 2306 | printk(MYIOC_s_INFO_FMT |
Moore, Eric | 4b76647 | 2006-03-14 09:14:12 -0700 | [diff] [blame] | 2307 | "removing raid volume, channel %d, id %d\n", |
James Bottomley | e8bf394 | 2006-07-11 17:49:34 -0400 | [diff] [blame] | 2308 | ioc->name, MPTSAS_RAID_CHANNEL, ev->id); |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 2309 | vdevice = sdev->hostdata; |
| 2310 | vdevice->vtarget->deleted = 1; |
| 2311 | mptsas_target_reset(ioc, vdevice->vtarget); |
Moore, Eric | c73787ee | 2006-01-26 16:20:06 -0700 | [diff] [blame] | 2312 | scsi_remove_device(sdev); |
| 2313 | scsi_device_put(sdev); |
| 2314 | mpt_findImVolumes(ioc); |
| 2315 | break; |
Moore, Eric | bd23e94 | 2006-04-17 12:43:04 -0600 | [diff] [blame] | 2316 | case MPTSAS_IGNORE_EVENT: |
| 2317 | default: |
| 2318 | break; |
Christoph Hellwig | 9a28f49 | 2006-01-13 18:04:41 +0100 | [diff] [blame] | 2319 | } |
| 2320 | |
Moore, Eric | e6b2d76 | 2006-03-14 09:14:24 -0700 | [diff] [blame] | 2321 | mutex_unlock(&ioc->sas_discovery_mutex); |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 2322 | kfree(ev); |
| 2323 | |
Christoph Hellwig | 9a28f49 | 2006-01-13 18:04:41 +0100 | [diff] [blame] | 2324 | } |
| 2325 | |
| 2326 | static void |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 2327 | mptsas_send_sas_event(MPT_ADAPTER *ioc, |
Christoph Hellwig | 9a28f49 | 2006-01-13 18:04:41 +0100 | [diff] [blame] | 2328 | EVENT_DATA_SAS_DEVICE_STATUS_CHANGE *sas_event_data) |
| 2329 | { |
| 2330 | struct mptsas_hotplug_event *ev; |
| 2331 | u32 device_info = le32_to_cpu(sas_event_data->DeviceInfo); |
| 2332 | __le64 sas_address; |
| 2333 | |
| 2334 | if ((device_info & |
| 2335 | (MPI_SAS_DEVICE_INFO_SSP_TARGET | |
| 2336 | MPI_SAS_DEVICE_INFO_STP_TARGET | |
| 2337 | MPI_SAS_DEVICE_INFO_SATA_DEVICE )) == 0) |
| 2338 | return; |
| 2339 | |
Moore, Eric | 4b76647 | 2006-03-14 09:14:12 -0700 | [diff] [blame] | 2340 | switch (sas_event_data->ReasonCode) { |
| 2341 | case MPI_EVENT_SAS_DEV_STAT_RC_ADDED: |
| 2342 | case MPI_EVENT_SAS_DEV_STAT_RC_NOT_RESPONDING: |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 2343 | ev = kzalloc(sizeof(*ev), GFP_ATOMIC); |
Moore, Eric | 4b76647 | 2006-03-14 09:14:12 -0700 | [diff] [blame] | 2344 | if (!ev) { |
| 2345 | printk(KERN_WARNING "mptsas: lost hotplug event\n"); |
| 2346 | break; |
| 2347 | } |
Christoph Hellwig | 9a28f49 | 2006-01-13 18:04:41 +0100 | [diff] [blame] | 2348 | |
David Howells | c402895 | 2006-11-22 14:57:56 +0000 | [diff] [blame] | 2349 | INIT_WORK(&ev->work, mptsas_hotplug_work); |
Moore, Eric | 4b76647 | 2006-03-14 09:14:12 -0700 | [diff] [blame] | 2350 | ev->ioc = ioc; |
| 2351 | ev->handle = le16_to_cpu(sas_event_data->DevHandle); |
| 2352 | ev->parent_handle = |
| 2353 | le16_to_cpu(sas_event_data->ParentDevHandle); |
| 2354 | ev->channel = sas_event_data->Bus; |
| 2355 | ev->id = sas_event_data->TargetID; |
| 2356 | ev->phy_id = sas_event_data->PhyNum; |
| 2357 | memcpy(&sas_address, &sas_event_data->SASAddress, |
| 2358 | sizeof(__le64)); |
| 2359 | ev->sas_address = le64_to_cpu(sas_address); |
| 2360 | ev->device_info = device_info; |
| 2361 | |
| 2362 | if (sas_event_data->ReasonCode & |
| 2363 | MPI_EVENT_SAS_DEV_STAT_RC_ADDED) |
| 2364 | ev->event_type = MPTSAS_ADD_DEVICE; |
| 2365 | else |
| 2366 | ev->event_type = MPTSAS_DEL_DEVICE; |
| 2367 | schedule_work(&ev->work); |
| 2368 | break; |
| 2369 | case MPI_EVENT_SAS_DEV_STAT_RC_NO_PERSIST_ADDED: |
| 2370 | /* |
| 2371 | * Persistent table is full. |
| 2372 | */ |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 2373 | INIT_WORK(&ioc->sas_persist_task, |
David Howells | c402895 | 2006-11-22 14:57:56 +0000 | [diff] [blame] | 2374 | mptsas_persist_clear_table); |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 2375 | schedule_work(&ioc->sas_persist_task); |
Moore, Eric | 4b76647 | 2006-03-14 09:14:12 -0700 | [diff] [blame] | 2376 | break; |
| 2377 | case MPI_EVENT_SAS_DEV_STAT_RC_SMART_DATA: |
| 2378 | /* TODO */ |
| 2379 | case MPI_EVENT_SAS_DEV_STAT_RC_INTERNAL_DEVICE_RESET: |
| 2380 | /* TODO */ |
| 2381 | default: |
| 2382 | break; |
Christoph Hellwig | 9a28f49 | 2006-01-13 18:04:41 +0100 | [diff] [blame] | 2383 | } |
Christoph Hellwig | 9a28f49 | 2006-01-13 18:04:41 +0100 | [diff] [blame] | 2384 | } |
| 2385 | |
Moore, Eric | c73787ee | 2006-01-26 16:20:06 -0700 | [diff] [blame] | 2386 | static void |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 2387 | mptsas_send_raid_event(MPT_ADAPTER *ioc, |
Moore, Eric | c73787ee | 2006-01-26 16:20:06 -0700 | [diff] [blame] | 2388 | EVENT_DATA_RAID *raid_event_data) |
| 2389 | { |
| 2390 | struct mptsas_hotplug_event *ev; |
Moore, Eric | bd23e94 | 2006-04-17 12:43:04 -0600 | [diff] [blame] | 2391 | int status = le32_to_cpu(raid_event_data->SettingsStatus); |
| 2392 | int state = (status >> 8) & 0xff; |
Moore, Eric | c73787ee | 2006-01-26 16:20:06 -0700 | [diff] [blame] | 2393 | |
| 2394 | if (ioc->bus_type != SAS) |
| 2395 | return; |
| 2396 | |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 2397 | ev = kzalloc(sizeof(*ev), GFP_ATOMIC); |
Moore, Eric | c73787ee | 2006-01-26 16:20:06 -0700 | [diff] [blame] | 2398 | if (!ev) { |
| 2399 | printk(KERN_WARNING "mptsas: lost hotplug event\n"); |
| 2400 | return; |
| 2401 | } |
| 2402 | |
David Howells | c402895 | 2006-11-22 14:57:56 +0000 | [diff] [blame] | 2403 | INIT_WORK(&ev->work, mptsas_hotplug_work); |
Moore, Eric | c73787ee | 2006-01-26 16:20:06 -0700 | [diff] [blame] | 2404 | ev->ioc = ioc; |
| 2405 | ev->id = raid_event_data->VolumeID; |
Moore, Eric | bd23e94 | 2006-04-17 12:43:04 -0600 | [diff] [blame] | 2406 | ev->event_type = MPTSAS_IGNORE_EVENT; |
Moore, Eric | c73787ee | 2006-01-26 16:20:06 -0700 | [diff] [blame] | 2407 | |
| 2408 | switch (raid_event_data->ReasonCode) { |
| 2409 | case MPI_EVENT_RAID_RC_PHYSDISK_DELETED: |
| 2410 | ev->event_type = MPTSAS_ADD_DEVICE; |
| 2411 | break; |
| 2412 | case MPI_EVENT_RAID_RC_PHYSDISK_CREATED: |
Moore, Eric | f44e546 | 2006-03-14 09:14:21 -0700 | [diff] [blame] | 2413 | ioc->raid_data.isRaid = 1; |
| 2414 | ev->phys_disk_num_valid = 1; |
| 2415 | ev->phys_disk_num = raid_event_data->PhysDiskNum; |
Moore, Eric | c73787ee | 2006-01-26 16:20:06 -0700 | [diff] [blame] | 2416 | ev->event_type = MPTSAS_DEL_DEVICE; |
| 2417 | break; |
Moore, Eric | bd23e94 | 2006-04-17 12:43:04 -0600 | [diff] [blame] | 2418 | case MPI_EVENT_RAID_RC_PHYSDISK_STATUS_CHANGED: |
| 2419 | switch (state) { |
| 2420 | case MPI_PD_STATE_ONLINE: |
| 2421 | ioc->raid_data.isRaid = 1; |
| 2422 | ev->phys_disk_num_valid = 1; |
| 2423 | ev->phys_disk_num = raid_event_data->PhysDiskNum; |
| 2424 | ev->event_type = MPTSAS_ADD_DEVICE; |
| 2425 | break; |
| 2426 | case MPI_PD_STATE_MISSING: |
| 2427 | case MPI_PD_STATE_NOT_COMPATIBLE: |
| 2428 | case MPI_PD_STATE_OFFLINE_AT_HOST_REQUEST: |
| 2429 | case MPI_PD_STATE_FAILED_AT_HOST_REQUEST: |
| 2430 | case MPI_PD_STATE_OFFLINE_FOR_ANOTHER_REASON: |
| 2431 | ev->event_type = MPTSAS_DEL_DEVICE; |
| 2432 | break; |
| 2433 | default: |
| 2434 | break; |
| 2435 | } |
| 2436 | break; |
Moore, Eric | c73787ee | 2006-01-26 16:20:06 -0700 | [diff] [blame] | 2437 | case MPI_EVENT_RAID_RC_VOLUME_DELETED: |
| 2438 | ev->event_type = MPTSAS_DEL_RAID; |
| 2439 | break; |
| 2440 | case MPI_EVENT_RAID_RC_VOLUME_CREATED: |
| 2441 | ev->event_type = MPTSAS_ADD_RAID; |
| 2442 | break; |
| 2443 | case MPI_EVENT_RAID_RC_VOLUME_STATUS_CHANGED: |
Moore, Eric | bd23e94 | 2006-04-17 12:43:04 -0600 | [diff] [blame] | 2444 | switch (state) { |
| 2445 | case MPI_RAIDVOL0_STATUS_STATE_FAILED: |
| 2446 | case MPI_RAIDVOL0_STATUS_STATE_MISSING: |
| 2447 | ev->event_type = MPTSAS_DEL_RAID; |
| 2448 | break; |
| 2449 | case MPI_RAIDVOL0_STATUS_STATE_OPTIMAL: |
| 2450 | case MPI_RAIDVOL0_STATUS_STATE_DEGRADED: |
| 2451 | ev->event_type = MPTSAS_ADD_RAID; |
| 2452 | break; |
| 2453 | default: |
| 2454 | break; |
| 2455 | } |
Moore, Eric | c73787ee | 2006-01-26 16:20:06 -0700 | [diff] [blame] | 2456 | break; |
| 2457 | default: |
| 2458 | break; |
| 2459 | } |
| 2460 | schedule_work(&ev->work); |
| 2461 | } |
| 2462 | |
Moore, Eric | e6b2d76 | 2006-03-14 09:14:24 -0700 | [diff] [blame] | 2463 | static void |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 2464 | mptsas_send_discovery_event(MPT_ADAPTER *ioc, |
Moore, Eric | e6b2d76 | 2006-03-14 09:14:24 -0700 | [diff] [blame] | 2465 | EVENT_DATA_SAS_DISCOVERY *discovery_data) |
| 2466 | { |
| 2467 | struct mptsas_discovery_event *ev; |
| 2468 | |
| 2469 | /* |
| 2470 | * DiscoveryStatus |
| 2471 | * |
| 2472 | * This flag will be non-zero when firmware |
| 2473 | * kicks off discovery, and return to zero |
| 2474 | * once its completed. |
| 2475 | */ |
| 2476 | if (discovery_data->DiscoveryStatus) |
| 2477 | return; |
| 2478 | |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 2479 | ev = kzalloc(sizeof(*ev), GFP_ATOMIC); |
Moore, Eric | e6b2d76 | 2006-03-14 09:14:24 -0700 | [diff] [blame] | 2480 | if (!ev) |
| 2481 | return; |
David Howells | c402895 | 2006-11-22 14:57:56 +0000 | [diff] [blame] | 2482 | INIT_WORK(&ev->work, mptsas_discovery_work); |
Moore, Eric | e6b2d76 | 2006-03-14 09:14:24 -0700 | [diff] [blame] | 2483 | ev->ioc = ioc; |
| 2484 | schedule_work(&ev->work); |
| 2485 | }; |
| 2486 | |
| 2487 | |
Christoph Hellwig | 9a28f49 | 2006-01-13 18:04:41 +0100 | [diff] [blame] | 2488 | static int |
| 2489 | mptsas_event_process(MPT_ADAPTER *ioc, EventNotificationReply_t *reply) |
| 2490 | { |
Moore, Eric | c73787ee | 2006-01-26 16:20:06 -0700 | [diff] [blame] | 2491 | int rc=1; |
Christoph Hellwig | 9a28f49 | 2006-01-13 18:04:41 +0100 | [diff] [blame] | 2492 | u8 event = le32_to_cpu(reply->Event) & 0xFF; |
| 2493 | |
| 2494 | if (!ioc->sh) |
Moore, Eric | c73787ee | 2006-01-26 16:20:06 -0700 | [diff] [blame] | 2495 | goto out; |
Christoph Hellwig | 9a28f49 | 2006-01-13 18:04:41 +0100 | [diff] [blame] | 2496 | |
Moore, Eric | e6b2d76 | 2006-03-14 09:14:24 -0700 | [diff] [blame] | 2497 | /* |
| 2498 | * sas_discovery_ignore_events |
| 2499 | * |
| 2500 | * This flag is to prevent anymore processing of |
| 2501 | * sas events once mptsas_remove function is called. |
| 2502 | */ |
| 2503 | if (ioc->sas_discovery_ignore_events) { |
| 2504 | rc = mptscsih_event_process(ioc, reply); |
| 2505 | goto out; |
| 2506 | } |
| 2507 | |
Christoph Hellwig | 9a28f49 | 2006-01-13 18:04:41 +0100 | [diff] [blame] | 2508 | switch (event) { |
| 2509 | case MPI_EVENT_SAS_DEVICE_STATUS_CHANGE: |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 2510 | mptsas_send_sas_event(ioc, |
Christoph Hellwig | 9a28f49 | 2006-01-13 18:04:41 +0100 | [diff] [blame] | 2511 | (EVENT_DATA_SAS_DEVICE_STATUS_CHANGE *)reply->Data); |
Moore, Eric | c73787ee | 2006-01-26 16:20:06 -0700 | [diff] [blame] | 2512 | break; |
| 2513 | case MPI_EVENT_INTEGRATED_RAID: |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 2514 | mptsas_send_raid_event(ioc, |
Moore, Eric | c73787ee | 2006-01-26 16:20:06 -0700 | [diff] [blame] | 2515 | (EVENT_DATA_RAID *)reply->Data); |
| 2516 | break; |
Moore, Eric | 79de278 | 2006-01-25 18:05:15 -0700 | [diff] [blame] | 2517 | case MPI_EVENT_PERSISTENT_TABLE_FULL: |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 2518 | INIT_WORK(&ioc->sas_persist_task, |
David Howells | c402895 | 2006-11-22 14:57:56 +0000 | [diff] [blame] | 2519 | mptsas_persist_clear_table); |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 2520 | schedule_work(&ioc->sas_persist_task); |
Moore, Eric | 79de278 | 2006-01-25 18:05:15 -0700 | [diff] [blame] | 2521 | break; |
Moore, Eric | 4b76647 | 2006-03-14 09:14:12 -0700 | [diff] [blame] | 2522 | case MPI_EVENT_SAS_DISCOVERY: |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 2523 | mptsas_send_discovery_event(ioc, |
Moore, Eric | e6b2d76 | 2006-03-14 09:14:24 -0700 | [diff] [blame] | 2524 | (EVENT_DATA_SAS_DISCOVERY *)reply->Data); |
| 2525 | break; |
Christoph Hellwig | 9a28f49 | 2006-01-13 18:04:41 +0100 | [diff] [blame] | 2526 | default: |
Moore, Eric | c73787ee | 2006-01-26 16:20:06 -0700 | [diff] [blame] | 2527 | rc = mptscsih_event_process(ioc, reply); |
| 2528 | break; |
Christoph Hellwig | 9a28f49 | 2006-01-13 18:04:41 +0100 | [diff] [blame] | 2529 | } |
Moore, Eric | c73787ee | 2006-01-26 16:20:06 -0700 | [diff] [blame] | 2530 | out: |
| 2531 | |
| 2532 | return rc; |
Christoph Hellwig | 9a28f49 | 2006-01-13 18:04:41 +0100 | [diff] [blame] | 2533 | } |
| 2534 | |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 2535 | static int |
| 2536 | mptsas_probe(struct pci_dev *pdev, const struct pci_device_id *id) |
| 2537 | { |
| 2538 | struct Scsi_Host *sh; |
| 2539 | MPT_SCSI_HOST *hd; |
| 2540 | MPT_ADAPTER *ioc; |
| 2541 | unsigned long flags; |
Christoph Hellwig | 1ca00bb | 2006-01-13 18:27:50 +0100 | [diff] [blame] | 2542 | int ii; |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 2543 | int numSGE = 0; |
| 2544 | int scale; |
| 2545 | int ioc_cap; |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 2546 | int error=0; |
| 2547 | int r; |
| 2548 | |
| 2549 | r = mpt_attach(pdev,id); |
| 2550 | if (r) |
| 2551 | return r; |
| 2552 | |
| 2553 | ioc = pci_get_drvdata(pdev); |
| 2554 | ioc->DoneCtx = mptsasDoneCtx; |
| 2555 | ioc->TaskCtx = mptsasTaskCtx; |
| 2556 | ioc->InternalCtx = mptsasInternalCtx; |
| 2557 | |
| 2558 | /* Added sanity check on readiness of the MPT adapter. |
| 2559 | */ |
| 2560 | if (ioc->last_state != MPI_IOC_STATE_OPERATIONAL) { |
| 2561 | printk(MYIOC_s_WARN_FMT |
| 2562 | "Skipping because it's not operational!\n", |
| 2563 | ioc->name); |
Moore, Eric Dean | 7acec1e | 2005-11-16 18:54:17 -0700 | [diff] [blame] | 2564 | error = -ENODEV; |
| 2565 | goto out_mptsas_probe; |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 2566 | } |
| 2567 | |
| 2568 | if (!ioc->active) { |
| 2569 | printk(MYIOC_s_WARN_FMT "Skipping because it's disabled!\n", |
| 2570 | ioc->name); |
Moore, Eric Dean | 7acec1e | 2005-11-16 18:54:17 -0700 | [diff] [blame] | 2571 | error = -ENODEV; |
| 2572 | goto out_mptsas_probe; |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 2573 | } |
| 2574 | |
| 2575 | /* Sanity check - ensure at least 1 port is INITIATOR capable |
| 2576 | */ |
| 2577 | ioc_cap = 0; |
| 2578 | for (ii = 0; ii < ioc->facts.NumberOfPorts; ii++) { |
| 2579 | if (ioc->pfacts[ii].ProtocolFlags & |
| 2580 | MPI_PORTFACTS_PROTOCOL_INITIATOR) |
| 2581 | ioc_cap++; |
| 2582 | } |
| 2583 | |
| 2584 | if (!ioc_cap) { |
| 2585 | printk(MYIOC_s_WARN_FMT |
| 2586 | "Skipping ioc=%p because SCSI Initiator mode " |
| 2587 | "is NOT enabled!\n", ioc->name, ioc); |
Moore, Eric Dean | 466544d | 2005-09-14 18:09:10 -0600 | [diff] [blame] | 2588 | return 0; |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 2589 | } |
| 2590 | |
| 2591 | sh = scsi_host_alloc(&mptsas_driver_template, sizeof(MPT_SCSI_HOST)); |
| 2592 | if (!sh) { |
| 2593 | printk(MYIOC_s_WARN_FMT |
| 2594 | "Unable to register controller with SCSI subsystem\n", |
| 2595 | ioc->name); |
Moore, Eric Dean | 7acec1e | 2005-11-16 18:54:17 -0700 | [diff] [blame] | 2596 | error = -1; |
| 2597 | goto out_mptsas_probe; |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 2598 | } |
| 2599 | |
| 2600 | spin_lock_irqsave(&ioc->FreeQlock, flags); |
| 2601 | |
| 2602 | /* Attach the SCSI Host to the IOC structure |
| 2603 | */ |
| 2604 | ioc->sh = sh; |
| 2605 | |
| 2606 | sh->io_port = 0; |
| 2607 | sh->n_io_port = 0; |
| 2608 | sh->irq = 0; |
| 2609 | |
| 2610 | /* set 16 byte cdb's */ |
| 2611 | sh->max_cmd_len = 16; |
| 2612 | |
| 2613 | sh->max_id = ioc->pfacts->MaxDevices + 1; |
| 2614 | |
| 2615 | sh->transportt = mptsas_transport_template; |
| 2616 | |
| 2617 | sh->max_lun = MPT_LAST_LUN + 1; |
| 2618 | sh->max_channel = 0; |
| 2619 | sh->this_id = ioc->pfacts[0].PortSCSIID; |
| 2620 | |
| 2621 | /* Required entry. |
| 2622 | */ |
| 2623 | sh->unique_id = ioc->id; |
| 2624 | |
| 2625 | INIT_LIST_HEAD(&ioc->sas_topology); |
Christoph Hellwig | 9a28f49 | 2006-01-13 18:04:41 +0100 | [diff] [blame] | 2626 | mutex_init(&ioc->sas_topology_mutex); |
Moore, Eric | e6b2d76 | 2006-03-14 09:14:24 -0700 | [diff] [blame] | 2627 | mutex_init(&ioc->sas_discovery_mutex); |
Christoph Hellwig | eeb846c | 2006-01-13 18:27:11 +0100 | [diff] [blame] | 2628 | mutex_init(&ioc->sas_mgmt.mutex); |
Christoph Hellwig | da4fa65 | 2005-10-19 20:01:42 +0200 | [diff] [blame] | 2629 | init_completion(&ioc->sas_mgmt.done); |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 2630 | |
| 2631 | /* Verify that we won't exceed the maximum |
| 2632 | * number of chain buffers |
| 2633 | * We can optimize: ZZ = req_sz/sizeof(SGE) |
| 2634 | * For 32bit SGE's: |
| 2635 | * numSGE = 1 + (ZZ-1)*(maxChain -1) + ZZ |
| 2636 | * + (req_sz - 64)/sizeof(SGE) |
| 2637 | * A slightly different algorithm is required for |
| 2638 | * 64bit SGEs. |
| 2639 | */ |
| 2640 | scale = ioc->req_sz/(sizeof(dma_addr_t) + sizeof(u32)); |
| 2641 | if (sizeof(dma_addr_t) == sizeof(u64)) { |
| 2642 | numSGE = (scale - 1) * |
| 2643 | (ioc->facts.MaxChainDepth-1) + scale + |
| 2644 | (ioc->req_sz - 60) / (sizeof(dma_addr_t) + |
| 2645 | sizeof(u32)); |
| 2646 | } else { |
| 2647 | numSGE = 1 + (scale - 1) * |
| 2648 | (ioc->facts.MaxChainDepth-1) + scale + |
| 2649 | (ioc->req_sz - 64) / (sizeof(dma_addr_t) + |
| 2650 | sizeof(u32)); |
| 2651 | } |
| 2652 | |
| 2653 | if (numSGE < sh->sg_tablesize) { |
| 2654 | /* Reset this value */ |
| 2655 | dprintk((MYIOC_s_INFO_FMT |
| 2656 | "Resetting sg_tablesize to %d from %d\n", |
| 2657 | ioc->name, numSGE, sh->sg_tablesize)); |
| 2658 | sh->sg_tablesize = numSGE; |
| 2659 | } |
| 2660 | |
| 2661 | spin_unlock_irqrestore(&ioc->FreeQlock, flags); |
| 2662 | |
| 2663 | hd = (MPT_SCSI_HOST *) sh->hostdata; |
| 2664 | hd->ioc = ioc; |
| 2665 | |
| 2666 | /* SCSI needs scsi_cmnd lookup table! |
| 2667 | * (with size equal to req_depth*PtrSz!) |
| 2668 | */ |
Christoph Hellwig | 1ca00bb | 2006-01-13 18:27:50 +0100 | [diff] [blame] | 2669 | hd->ScsiLookup = kcalloc(ioc->req_depth, sizeof(void *), GFP_ATOMIC); |
| 2670 | if (!hd->ScsiLookup) { |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 2671 | error = -ENOMEM; |
Moore, Eric Dean | 7acec1e | 2005-11-16 18:54:17 -0700 | [diff] [blame] | 2672 | goto out_mptsas_probe; |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 2673 | } |
| 2674 | |
Christoph Hellwig | 1ca00bb | 2006-01-13 18:27:50 +0100 | [diff] [blame] | 2675 | dprintk((MYIOC_s_INFO_FMT "ScsiLookup @ %p\n", |
| 2676 | ioc->name, hd->ScsiLookup)); |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 2677 | |
| 2678 | /* Allocate memory for the device structures. |
| 2679 | * A non-Null pointer at an offset |
| 2680 | * indicates a device exists. |
| 2681 | * max_id = 1 + maximum id (hosts.h) |
| 2682 | */ |
Christoph Hellwig | 1ca00bb | 2006-01-13 18:27:50 +0100 | [diff] [blame] | 2683 | hd->Targets = kcalloc(sh->max_id, sizeof(void *), GFP_ATOMIC); |
| 2684 | if (!hd->Targets) { |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 2685 | error = -ENOMEM; |
Moore, Eric Dean | 7acec1e | 2005-11-16 18:54:17 -0700 | [diff] [blame] | 2686 | goto out_mptsas_probe; |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 2687 | } |
| 2688 | |
Christoph Hellwig | 1ca00bb | 2006-01-13 18:27:50 +0100 | [diff] [blame] | 2689 | dprintk((KERN_INFO " vtarget @ %p\n", hd->Targets)); |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 2690 | |
| 2691 | /* Clear the TM flags |
| 2692 | */ |
| 2693 | hd->tmPending = 0; |
| 2694 | hd->tmState = TM_STATE_NONE; |
| 2695 | hd->resetPending = 0; |
| 2696 | hd->abortSCpnt = NULL; |
| 2697 | |
| 2698 | /* Clear the pointer used to store |
| 2699 | * single-threaded commands, i.e., those |
| 2700 | * issued during a bus scan, dv and |
| 2701 | * configuration pages. |
| 2702 | */ |
| 2703 | hd->cmdPtr = NULL; |
| 2704 | |
| 2705 | /* Initialize this SCSI Hosts' timers |
| 2706 | * To use, set the timer expires field |
| 2707 | * and add_timer |
| 2708 | */ |
| 2709 | init_timer(&hd->timer); |
| 2710 | hd->timer.data = (unsigned long) hd; |
| 2711 | hd->timer.function = mptscsih_timer_expired; |
| 2712 | |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 2713 | ioc->sas_data.ptClear = mpt_pt_clear; |
| 2714 | |
| 2715 | if (ioc->sas_data.ptClear==1) { |
| 2716 | mptbase_sas_persist_operation( |
| 2717 | ioc, MPI_SAS_OP_CLEAR_ALL_PERSISTENT); |
| 2718 | } |
| 2719 | |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 2720 | init_waitqueue_head(&hd->scandv_waitq); |
| 2721 | hd->scandv_wait_done = 0; |
| 2722 | hd->last_queue_full = 0; |
| 2723 | |
| 2724 | error = scsi_add_host(sh, &ioc->pcidev->dev); |
| 2725 | if (error) { |
| 2726 | dprintk((KERN_ERR MYNAM |
| 2727 | "scsi_add_host failed\n")); |
Moore, Eric Dean | 7acec1e | 2005-11-16 18:54:17 -0700 | [diff] [blame] | 2728 | goto out_mptsas_probe; |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 2729 | } |
| 2730 | |
| 2731 | mptsas_scan_sas_topology(ioc); |
| 2732 | |
| 2733 | return 0; |
| 2734 | |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 2735 | out_mptsas_probe: |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 2736 | |
| 2737 | mptscsih_remove(pdev); |
| 2738 | return error; |
| 2739 | } |
| 2740 | |
| 2741 | static void __devexit mptsas_remove(struct pci_dev *pdev) |
| 2742 | { |
| 2743 | MPT_ADAPTER *ioc = pci_get_drvdata(pdev); |
| 2744 | struct mptsas_portinfo *p, *n; |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 2745 | int i; |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 2746 | |
Moore, Eric | e6b2d76 | 2006-03-14 09:14:24 -0700 | [diff] [blame] | 2747 | ioc->sas_discovery_ignore_events=1; |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 2748 | sas_remove_host(ioc->sh); |
| 2749 | |
Christoph Hellwig | 9a28f49 | 2006-01-13 18:04:41 +0100 | [diff] [blame] | 2750 | mutex_lock(&ioc->sas_topology_mutex); |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 2751 | list_for_each_entry_safe(p, n, &ioc->sas_topology, list) { |
| 2752 | list_del(&p->list); |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 2753 | for (i = 0 ; i < p->num_phys ; i++) |
| 2754 | mptsas_port_delete(p->phy_info[i].port_details); |
| 2755 | kfree(p->phy_info); |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 2756 | kfree(p); |
| 2757 | } |
Christoph Hellwig | 9a28f49 | 2006-01-13 18:04:41 +0100 | [diff] [blame] | 2758 | mutex_unlock(&ioc->sas_topology_mutex); |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 2759 | |
| 2760 | mptscsih_remove(pdev); |
| 2761 | } |
| 2762 | |
| 2763 | static struct pci_device_id mptsas_pci_table[] = { |
Eric Moore | 87cf898 | 2006-06-27 16:09:26 -0600 | [diff] [blame] | 2764 | { PCI_VENDOR_ID_LSI_LOGIC, MPI_MANUFACTPAGE_DEVID_SAS1064, |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 2765 | PCI_ANY_ID, PCI_ANY_ID }, |
Eric Moore | 87cf898 | 2006-06-27 16:09:26 -0600 | [diff] [blame] | 2766 | { PCI_VENDOR_ID_LSI_LOGIC, MPI_MANUFACTPAGE_DEVID_SAS1068, |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 2767 | PCI_ANY_ID, PCI_ANY_ID }, |
Eric Moore | 87cf898 | 2006-06-27 16:09:26 -0600 | [diff] [blame] | 2768 | { PCI_VENDOR_ID_LSI_LOGIC, MPI_MANUFACTPAGE_DEVID_SAS1064E, |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 2769 | PCI_ANY_ID, PCI_ANY_ID }, |
Eric Moore | 87cf898 | 2006-06-27 16:09:26 -0600 | [diff] [blame] | 2770 | { PCI_VENDOR_ID_LSI_LOGIC, MPI_MANUFACTPAGE_DEVID_SAS1068E, |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 2771 | PCI_ANY_ID, PCI_ANY_ID }, |
Eric Moore | 87cf898 | 2006-06-27 16:09:26 -0600 | [diff] [blame] | 2772 | { PCI_VENDOR_ID_LSI_LOGIC, MPI_MANUFACTPAGE_DEVID_SAS1078, |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 2773 | PCI_ANY_ID, PCI_ANY_ID }, |
| 2774 | {0} /* Terminating entry */ |
| 2775 | }; |
| 2776 | MODULE_DEVICE_TABLE(pci, mptsas_pci_table); |
| 2777 | |
| 2778 | |
| 2779 | static struct pci_driver mptsas_driver = { |
| 2780 | .name = "mptsas", |
| 2781 | .id_table = mptsas_pci_table, |
| 2782 | .probe = mptsas_probe, |
| 2783 | .remove = __devexit_p(mptsas_remove), |
| 2784 | .shutdown = mptscsih_shutdown, |
| 2785 | #ifdef CONFIG_PM |
| 2786 | .suspend = mptscsih_suspend, |
| 2787 | .resume = mptscsih_resume, |
| 2788 | #endif |
| 2789 | }; |
| 2790 | |
| 2791 | static int __init |
| 2792 | mptsas_init(void) |
| 2793 | { |
| 2794 | show_mptmod_ver(my_NAME, my_VERSION); |
| 2795 | |
| 2796 | mptsas_transport_template = |
| 2797 | sas_attach_transport(&mptsas_transport_functions); |
| 2798 | if (!mptsas_transport_template) |
| 2799 | return -ENODEV; |
| 2800 | |
| 2801 | mptsasDoneCtx = mpt_register(mptscsih_io_done, MPTSAS_DRIVER); |
| 2802 | mptsasTaskCtx = mpt_register(mptscsih_taskmgmt_complete, MPTSAS_DRIVER); |
| 2803 | mptsasInternalCtx = |
| 2804 | mpt_register(mptscsih_scandv_complete, MPTSAS_DRIVER); |
Christoph Hellwig | da4fa65 | 2005-10-19 20:01:42 +0200 | [diff] [blame] | 2805 | mptsasMgmtCtx = mpt_register(mptsas_mgmt_done, MPTSAS_DRIVER); |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 2806 | |
Christoph Hellwig | 9a28f49 | 2006-01-13 18:04:41 +0100 | [diff] [blame] | 2807 | if (mpt_event_register(mptsasDoneCtx, mptsas_event_process) == 0) { |
Moore, Eric | 3a892be | 2006-03-14 09:14:03 -0700 | [diff] [blame] | 2808 | devtverboseprintk((KERN_INFO MYNAM |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 2809 | ": Registered for IOC event notifications\n")); |
| 2810 | } |
| 2811 | |
| 2812 | if (mpt_reset_register(mptsasDoneCtx, mptscsih_ioc_reset) == 0) { |
| 2813 | dprintk((KERN_INFO MYNAM |
| 2814 | ": Registered for IOC reset notifications\n")); |
| 2815 | } |
| 2816 | |
| 2817 | return pci_register_driver(&mptsas_driver); |
| 2818 | } |
| 2819 | |
| 2820 | static void __exit |
| 2821 | mptsas_exit(void) |
| 2822 | { |
| 2823 | pci_unregister_driver(&mptsas_driver); |
| 2824 | sas_release_transport(mptsas_transport_template); |
| 2825 | |
| 2826 | mpt_reset_deregister(mptsasDoneCtx); |
| 2827 | mpt_event_deregister(mptsasDoneCtx); |
| 2828 | |
Christoph Hellwig | da4fa65 | 2005-10-19 20:01:42 +0200 | [diff] [blame] | 2829 | mpt_deregister(mptsasMgmtCtx); |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 2830 | mpt_deregister(mptsasInternalCtx); |
| 2831 | mpt_deregister(mptsasTaskCtx); |
| 2832 | mpt_deregister(mptsasDoneCtx); |
| 2833 | } |
| 2834 | |
| 2835 | module_init(mptsas_init); |
| 2836 | module_exit(mptsas_exit); |