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 | * |
Eric Moore | 9f4203b | 2007-01-04 20:47:47 -0700 | [diff] [blame] | 6 | * Copyright (c) 1999-2007 LSI Logic Corporation |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 7 | * (mailto:mpt_linux_developer@lsil.com) |
Eric Moore | 9f4203b | 2007-01-04 20:47:47 -0700 | [diff] [blame] | 8 | * Copyright (c) 2005-2007 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"); |
Eric Moore | 9f4203b | 2007-01-04 20:47:47 -0700 | [diff] [blame] | 78 | MODULE_VERSION(my_VERSION); |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 79 | |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 80 | static int mpt_pt_clear; |
| 81 | module_param(mpt_pt_clear, int, 0); |
| 82 | MODULE_PARM_DESC(mpt_pt_clear, |
Eric Moore | ba856d3 | 2006-07-11 17:34:01 -0600 | [diff] [blame] | 83 | " Clear persistency table: enable=1 " |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 84 | "(default=MPTSCSIH_PT_CLEAR=0)"); |
| 85 | |
Eric Moore | 793955f | 2007-01-29 09:42:20 -0700 | [diff] [blame] | 86 | /* scsi-mid layer global parmeter is max_report_luns, which is 511 */ |
| 87 | #define MPTSAS_MAX_LUN (16895) |
| 88 | static int max_lun = MPTSAS_MAX_LUN; |
| 89 | module_param(max_lun, int, 0); |
| 90 | MODULE_PARM_DESC(max_lun, " max lun, default=16895 "); |
| 91 | |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 92 | static int mptsasDoneCtx = -1; |
| 93 | static int mptsasTaskCtx = -1; |
| 94 | static int mptsasInternalCtx = -1; /* Used only for internal commands */ |
Christoph Hellwig | da4fa65 | 2005-10-19 20:01:42 +0200 | [diff] [blame] | 95 | static int mptsasMgmtCtx = -1; |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 96 | |
Eric Moore | b506ade | 2007-01-29 09:45:37 -0700 | [diff] [blame] | 97 | static void mptsas_hotplug_work(struct work_struct *work); |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 98 | |
Eric Moore | df9e062 | 2007-01-29 09:46:21 -0700 | [diff] [blame^] | 99 | struct mptsas_target_reset_event { |
| 100 | struct list_head list; |
| 101 | EVENT_DATA_SAS_DEVICE_STATUS_CHANGE sas_event_data; |
| 102 | u8 target_reset_issued; |
| 103 | }; |
| 104 | |
Christoph Hellwig | 9a28f49 | 2006-01-13 18:04:41 +0100 | [diff] [blame] | 105 | enum mptsas_hotplug_action { |
| 106 | MPTSAS_ADD_DEVICE, |
| 107 | MPTSAS_DEL_DEVICE, |
Moore, Eric | c73787e | 2006-01-26 16:20:06 -0700 | [diff] [blame] | 108 | MPTSAS_ADD_RAID, |
| 109 | MPTSAS_DEL_RAID, |
Eric Moore | b506ade | 2007-01-29 09:45:37 -0700 | [diff] [blame] | 110 | MPTSAS_ADD_INACTIVE_VOLUME, |
Moore, Eric | bd23e94 | 2006-04-17 12:43:04 -0600 | [diff] [blame] | 111 | MPTSAS_IGNORE_EVENT, |
Christoph Hellwig | 9a28f49 | 2006-01-13 18:04:41 +0100 | [diff] [blame] | 112 | }; |
| 113 | |
| 114 | struct mptsas_hotplug_event { |
| 115 | struct work_struct work; |
| 116 | MPT_ADAPTER *ioc; |
| 117 | enum mptsas_hotplug_action event_type; |
| 118 | u64 sas_address; |
Eric Moore | b506ade | 2007-01-29 09:45:37 -0700 | [diff] [blame] | 119 | u8 channel; |
| 120 | u8 id; |
Christoph Hellwig | 9a28f49 | 2006-01-13 18:04:41 +0100 | [diff] [blame] | 121 | u32 device_info; |
| 122 | u16 handle; |
| 123 | u16 parent_handle; |
| 124 | u8 phy_id; |
Eric Moore | b506ade | 2007-01-29 09:45:37 -0700 | [diff] [blame] | 125 | u8 phys_disk_num_valid; /* hrc (hidden raid component) */ |
| 126 | u8 phys_disk_num; /* hrc - unique index*/ |
| 127 | u8 hidden_raid_component; /* hrc - don't expose*/ |
Christoph Hellwig | 9a28f49 | 2006-01-13 18:04:41 +0100 | [diff] [blame] | 128 | }; |
| 129 | |
Moore, Eric | e6b2d76 | 2006-03-14 09:14:24 -0700 | [diff] [blame] | 130 | struct mptsas_discovery_event { |
| 131 | struct work_struct work; |
| 132 | MPT_ADAPTER *ioc; |
| 133 | }; |
| 134 | |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 135 | /* |
| 136 | * SAS topology structures |
| 137 | * |
| 138 | * The MPT Fusion firmware interface spreads information about the |
| 139 | * SAS topology over many manufacture pages, thus we need some data |
| 140 | * structure to collect it and process it for the SAS transport class. |
| 141 | */ |
| 142 | |
| 143 | struct mptsas_devinfo { |
| 144 | u16 handle; /* unique id to address this device */ |
Moore, Eric | c73787e | 2006-01-26 16:20:06 -0700 | [diff] [blame] | 145 | u16 handle_parent; /* unique id to address parent device */ |
Christoph Hellwig | e309444 | 2006-02-16 13:25:36 +0100 | [diff] [blame] | 146 | u16 handle_enclosure; /* enclosure identifier of the enclosure */ |
| 147 | u16 slot; /* physical slot in enclosure */ |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 148 | u8 phy_id; /* phy number of parent device */ |
| 149 | u8 port_id; /* sas physical port this device |
| 150 | is assoc'd with */ |
Christoph Hellwig | 9a28f49 | 2006-01-13 18:04:41 +0100 | [diff] [blame] | 151 | u8 id; /* logical target id of this device */ |
Eric Moore | b506ade | 2007-01-29 09:45:37 -0700 | [diff] [blame] | 152 | u32 phys_disk_num; /* phys disk id, for csmi-ioctls */ |
Christoph Hellwig | 9a28f49 | 2006-01-13 18:04:41 +0100 | [diff] [blame] | 153 | u8 channel; /* logical bus number of this device */ |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 154 | u64 sas_address; /* WWN of this device, |
| 155 | SATA is assigned by HBA,expander */ |
| 156 | u32 device_info; /* bitfield detailed info about this device */ |
| 157 | }; |
| 158 | |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 159 | /* |
| 160 | * Specific details on ports, wide/narrow |
| 161 | */ |
| 162 | struct mptsas_portinfo_details{ |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 163 | u16 num_phys; /* number of phys belong to this port */ |
| 164 | u64 phy_bitmask; /* TODO, extend support for 255 phys */ |
| 165 | struct sas_rphy *rphy; /* transport layer rphy object */ |
| 166 | struct sas_port *port; /* transport layer port object */ |
| 167 | struct scsi_target *starget; |
| 168 | struct mptsas_portinfo *port_info; |
| 169 | }; |
| 170 | |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 171 | struct mptsas_phyinfo { |
| 172 | u8 phy_id; /* phy index */ |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 173 | u8 port_id; /* firmware port identifier */ |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 174 | u8 negotiated_link_rate; /* nego'd link rate for this phy */ |
| 175 | u8 hw_link_rate; /* hardware max/min phys link rate */ |
| 176 | u8 programmed_link_rate; /* programmed max/min phy link rate */ |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 177 | u8 sas_port_add_phy; /* flag to request sas_port_add_phy*/ |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 178 | struct mptsas_devinfo identify; /* point to phy device info */ |
| 179 | struct mptsas_devinfo attached; /* point to attached device info */ |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 180 | struct sas_phy *phy; /* transport layer phy object */ |
| 181 | struct mptsas_portinfo *portinfo; |
| 182 | struct mptsas_portinfo_details * port_details; |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 183 | }; |
| 184 | |
| 185 | struct mptsas_portinfo { |
| 186 | struct list_head list; |
| 187 | u16 handle; /* unique id to address this */ |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 188 | u16 num_phys; /* number of phys */ |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 189 | struct mptsas_phyinfo *phy_info; |
| 190 | }; |
| 191 | |
Christoph Hellwig | e309444 | 2006-02-16 13:25:36 +0100 | [diff] [blame] | 192 | struct mptsas_enclosure { |
| 193 | u64 enclosure_logical_id; /* The WWN for the enclosure */ |
| 194 | u16 enclosure_handle; /* unique id to address this */ |
| 195 | u16 flags; /* details enclosure management */ |
| 196 | u16 num_slot; /* num slots */ |
| 197 | u16 start_slot; /* first slot */ |
| 198 | u8 start_id; /* starting logical target id */ |
| 199 | u8 start_channel; /* starting logical channel id */ |
| 200 | u8 sep_id; /* SEP device logical target id */ |
| 201 | u8 sep_channel; /* SEP channel logical channel id */ |
| 202 | }; |
| 203 | |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 204 | #ifdef MPT_DEBUG_SAS |
Christoph Hellwig | b514112 | 2005-10-28 22:07:41 +0200 | [diff] [blame] | 205 | static void mptsas_print_phy_data(MPI_SAS_IO_UNIT0_PHY_DATA *phy_data) |
| 206 | { |
| 207 | printk("---- IO UNIT PAGE 0 ------------\n"); |
| 208 | printk("Handle=0x%X\n", |
| 209 | le16_to_cpu(phy_data->AttachedDeviceHandle)); |
| 210 | printk("Controller Handle=0x%X\n", |
| 211 | le16_to_cpu(phy_data->ControllerDevHandle)); |
| 212 | printk("Port=0x%X\n", phy_data->Port); |
| 213 | printk("Port Flags=0x%X\n", phy_data->PortFlags); |
| 214 | printk("PHY Flags=0x%X\n", phy_data->PhyFlags); |
| 215 | printk("Negotiated Link Rate=0x%X\n", phy_data->NegotiatedLinkRate); |
| 216 | printk("Controller PHY Device Info=0x%X\n", |
| 217 | le32_to_cpu(phy_data->ControllerPhyDeviceInfo)); |
| 218 | printk("DiscoveryStatus=0x%X\n", |
| 219 | le32_to_cpu(phy_data->DiscoveryStatus)); |
| 220 | printk("\n"); |
| 221 | } |
| 222 | |
| 223 | static void mptsas_print_phy_pg0(SasPhyPage0_t *pg0) |
| 224 | { |
| 225 | __le64 sas_address; |
| 226 | |
| 227 | memcpy(&sas_address, &pg0->SASAddress, sizeof(__le64)); |
| 228 | |
| 229 | printk("---- SAS PHY PAGE 0 ------------\n"); |
| 230 | printk("Attached Device Handle=0x%X\n", |
| 231 | le16_to_cpu(pg0->AttachedDevHandle)); |
| 232 | printk("SAS Address=0x%llX\n", |
| 233 | (unsigned long long)le64_to_cpu(sas_address)); |
| 234 | printk("Attached PHY Identifier=0x%X\n", pg0->AttachedPhyIdentifier); |
| 235 | printk("Attached Device Info=0x%X\n", |
| 236 | le32_to_cpu(pg0->AttachedDeviceInfo)); |
| 237 | printk("Programmed Link Rate=0x%X\n", pg0->ProgrammedLinkRate); |
| 238 | printk("Change Count=0x%X\n", pg0->ChangeCount); |
| 239 | printk("PHY Info=0x%X\n", le32_to_cpu(pg0->PhyInfo)); |
| 240 | printk("\n"); |
| 241 | } |
| 242 | |
| 243 | static void mptsas_print_phy_pg1(SasPhyPage1_t *pg1) |
| 244 | { |
| 245 | printk("---- SAS PHY PAGE 1 ------------\n"); |
Christoph Hellwig | f9a2d2e | 2005-10-19 20:01:47 +0200 | [diff] [blame] | 246 | printk("Invalid Dword Count=0x%x\n", pg1->InvalidDwordCount); |
| 247 | printk("Running Disparity Error Count=0x%x\n", |
Christoph Hellwig | b514112 | 2005-10-28 22:07:41 +0200 | [diff] [blame] | 248 | pg1->RunningDisparityErrorCount); |
Christoph Hellwig | f9a2d2e | 2005-10-19 20:01:47 +0200 | [diff] [blame] | 249 | printk("Loss Dword Synch Count=0x%x\n", pg1->LossDwordSynchCount); |
| 250 | printk("PHY Reset Problem Count=0x%x\n", pg1->PhyResetProblemCount); |
| 251 | printk("\n"); |
Christoph Hellwig | b514112 | 2005-10-28 22:07:41 +0200 | [diff] [blame] | 252 | } |
| 253 | |
| 254 | static void mptsas_print_device_pg0(SasDevicePage0_t *pg0) |
| 255 | { |
| 256 | __le64 sas_address; |
| 257 | |
| 258 | memcpy(&sas_address, &pg0->SASAddress, sizeof(__le64)); |
| 259 | |
| 260 | printk("---- SAS DEVICE PAGE 0 ---------\n"); |
| 261 | printk("Handle=0x%X\n" ,le16_to_cpu(pg0->DevHandle)); |
Christoph Hellwig | e309444 | 2006-02-16 13:25:36 +0100 | [diff] [blame] | 262 | printk("Parent Handle=0x%X\n" ,le16_to_cpu(pg0->ParentDevHandle)); |
Christoph Hellwig | b514112 | 2005-10-28 22:07:41 +0200 | [diff] [blame] | 263 | printk("Enclosure Handle=0x%X\n", le16_to_cpu(pg0->EnclosureHandle)); |
| 264 | printk("Slot=0x%X\n", le16_to_cpu(pg0->Slot)); |
Eric Moore | f99be43 | 2007-01-04 20:46:54 -0700 | [diff] [blame] | 265 | printk("SAS Address=0x%llX\n", (unsigned long long) |
| 266 | le64_to_cpu(sas_address)); |
Christoph Hellwig | b514112 | 2005-10-28 22:07:41 +0200 | [diff] [blame] | 267 | printk("Target ID=0x%X\n", pg0->TargetID); |
| 268 | printk("Bus=0x%X\n", pg0->Bus); |
Christoph Hellwig | f9a2d2e | 2005-10-19 20:01:47 +0200 | [diff] [blame] | 269 | /* The PhyNum field specifies the PHY number of the parent |
| 270 | * device this device is linked to |
| 271 | */ |
| 272 | printk("Parent Phy Num=0x%X\n", pg0->PhyNum); |
| 273 | printk("Access Status=0x%X\n", le16_to_cpu(pg0->AccessStatus)); |
Christoph Hellwig | b514112 | 2005-10-28 22:07:41 +0200 | [diff] [blame] | 274 | printk("Device Info=0x%X\n", le32_to_cpu(pg0->DeviceInfo)); |
| 275 | printk("Flags=0x%X\n", le16_to_cpu(pg0->Flags)); |
| 276 | printk("Physical Port=0x%X\n", pg0->PhysicalPort); |
| 277 | printk("\n"); |
| 278 | } |
| 279 | |
| 280 | static void mptsas_print_expander_pg1(SasExpanderPage1_t *pg1) |
| 281 | { |
| 282 | printk("---- SAS EXPANDER PAGE 1 ------------\n"); |
| 283 | |
| 284 | printk("Physical Port=0x%X\n", pg1->PhysicalPort); |
Christoph Hellwig | f9a2d2e | 2005-10-19 20:01:47 +0200 | [diff] [blame] | 285 | printk("PHY Identifier=0x%X\n", pg1->PhyIdentifier); |
Christoph Hellwig | b514112 | 2005-10-28 22:07:41 +0200 | [diff] [blame] | 286 | printk("Negotiated Link Rate=0x%X\n", pg1->NegotiatedLinkRate); |
| 287 | printk("Programmed Link Rate=0x%X\n", pg1->ProgrammedLinkRate); |
| 288 | printk("Hardware Link Rate=0x%X\n", pg1->HwLinkRate); |
| 289 | printk("Owner Device Handle=0x%X\n", |
| 290 | le16_to_cpu(pg1->OwnerDevHandle)); |
| 291 | printk("Attached Device Handle=0x%X\n", |
| 292 | le16_to_cpu(pg1->AttachedDevHandle)); |
| 293 | } |
| 294 | #else |
| 295 | #define mptsas_print_phy_data(phy_data) do { } while (0) |
| 296 | #define mptsas_print_phy_pg0(pg0) do { } while (0) |
| 297 | #define mptsas_print_phy_pg1(pg1) do { } while (0) |
| 298 | #define mptsas_print_device_pg0(pg0) do { } while (0) |
| 299 | #define mptsas_print_expander_pg1(pg1) do { } while (0) |
| 300 | #endif |
| 301 | |
Christoph Hellwig | e309444 | 2006-02-16 13:25:36 +0100 | [diff] [blame] | 302 | static inline MPT_ADAPTER *phy_to_ioc(struct sas_phy *phy) |
| 303 | { |
| 304 | struct Scsi_Host *shost = dev_to_shost(phy->dev.parent); |
| 305 | return ((MPT_SCSI_HOST *)shost->hostdata)->ioc; |
| 306 | } |
| 307 | |
| 308 | static inline MPT_ADAPTER *rphy_to_ioc(struct sas_rphy *rphy) |
| 309 | { |
| 310 | struct Scsi_Host *shost = dev_to_shost(rphy->dev.parent->parent); |
| 311 | return ((MPT_SCSI_HOST *)shost->hostdata)->ioc; |
| 312 | } |
| 313 | |
Moore, Eric | e6b2d76 | 2006-03-14 09:14:24 -0700 | [diff] [blame] | 314 | /* |
| 315 | * mptsas_find_portinfo_by_handle |
| 316 | * |
| 317 | * This function should be called with the sas_topology_mutex already held |
| 318 | */ |
| 319 | static struct mptsas_portinfo * |
| 320 | mptsas_find_portinfo_by_handle(MPT_ADAPTER *ioc, u16 handle) |
| 321 | { |
| 322 | struct mptsas_portinfo *port_info, *rc=NULL; |
| 323 | int i; |
| 324 | |
| 325 | list_for_each_entry(port_info, &ioc->sas_topology, list) |
| 326 | for (i = 0; i < port_info->num_phys; i++) |
| 327 | if (port_info->phy_info[i].identify.handle == handle) { |
| 328 | rc = port_info; |
| 329 | goto out; |
| 330 | } |
| 331 | out: |
| 332 | return rc; |
| 333 | } |
| 334 | |
Moore, Eric | bd23e94 | 2006-04-17 12:43:04 -0600 | [diff] [blame] | 335 | /* |
| 336 | * Returns true if there is a scsi end device |
| 337 | */ |
| 338 | static inline int |
| 339 | mptsas_is_end_device(struct mptsas_devinfo * attached) |
| 340 | { |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 341 | if ((attached->sas_address) && |
Moore, Eric | bd23e94 | 2006-04-17 12:43:04 -0600 | [diff] [blame] | 342 | (attached->device_info & |
| 343 | MPI_SAS_DEVICE_INFO_END_DEVICE) && |
| 344 | ((attached->device_info & |
| 345 | MPI_SAS_DEVICE_INFO_SSP_TARGET) | |
| 346 | (attached->device_info & |
| 347 | MPI_SAS_DEVICE_INFO_STP_TARGET) | |
| 348 | (attached->device_info & |
| 349 | MPI_SAS_DEVICE_INFO_SATA_DEVICE))) |
| 350 | return 1; |
| 351 | else |
| 352 | return 0; |
| 353 | } |
| 354 | |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 355 | /* no mutex */ |
Eric Moore | 376ac83 | 2006-06-29 17:36:26 -0600 | [diff] [blame] | 356 | static void |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 357 | mptsas_port_delete(struct mptsas_portinfo_details * port_details) |
| 358 | { |
| 359 | struct mptsas_portinfo *port_info; |
| 360 | struct mptsas_phyinfo *phy_info; |
| 361 | u8 i; |
| 362 | |
| 363 | if (!port_details) |
| 364 | return; |
| 365 | |
| 366 | port_info = port_details->port_info; |
| 367 | phy_info = port_info->phy_info; |
| 368 | |
Eric Moore | dc22f16 | 2006-07-06 11:23:14 -0600 | [diff] [blame] | 369 | dsaswideprintk((KERN_DEBUG "%s: [%p]: num_phys=%02d " |
Eric Moore | f99be43 | 2007-01-04 20:46:54 -0700 | [diff] [blame] | 370 | "bitmask=0x%016llX\n", __FUNCTION__, port_details, |
| 371 | port_details->num_phys, (unsigned long long) |
| 372 | port_details->phy_bitmask)); |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 373 | |
| 374 | for (i = 0; i < port_info->num_phys; i++, phy_info++) { |
| 375 | if(phy_info->port_details != port_details) |
| 376 | continue; |
| 377 | memset(&phy_info->attached, 0, sizeof(struct mptsas_devinfo)); |
| 378 | phy_info->port_details = NULL; |
| 379 | } |
| 380 | kfree(port_details); |
| 381 | } |
| 382 | |
| 383 | static inline struct sas_rphy * |
| 384 | mptsas_get_rphy(struct mptsas_phyinfo *phy_info) |
| 385 | { |
| 386 | if (phy_info->port_details) |
| 387 | return phy_info->port_details->rphy; |
| 388 | else |
| 389 | return NULL; |
| 390 | } |
| 391 | |
| 392 | static inline void |
| 393 | mptsas_set_rphy(struct mptsas_phyinfo *phy_info, struct sas_rphy *rphy) |
| 394 | { |
| 395 | if (phy_info->port_details) { |
| 396 | phy_info->port_details->rphy = rphy; |
| 397 | dsaswideprintk((KERN_DEBUG "sas_rphy_add: rphy=%p\n", rphy)); |
| 398 | } |
| 399 | |
| 400 | #ifdef MPT_DEBUG_SAS_WIDE |
| 401 | if (rphy) { |
| 402 | dev_printk(KERN_DEBUG, &rphy->dev, "add:"); |
| 403 | printk("rphy=%p release=%p\n", |
| 404 | rphy, rphy->dev.release); |
| 405 | } |
| 406 | #endif |
| 407 | } |
| 408 | |
| 409 | static inline struct sas_port * |
| 410 | mptsas_get_port(struct mptsas_phyinfo *phy_info) |
| 411 | { |
| 412 | if (phy_info->port_details) |
| 413 | return phy_info->port_details->port; |
| 414 | else |
| 415 | return NULL; |
| 416 | } |
| 417 | |
| 418 | static inline void |
| 419 | mptsas_set_port(struct mptsas_phyinfo *phy_info, struct sas_port *port) |
| 420 | { |
| 421 | if (phy_info->port_details) |
| 422 | phy_info->port_details->port = port; |
| 423 | |
| 424 | #ifdef MPT_DEBUG_SAS_WIDE |
| 425 | if (port) { |
| 426 | dev_printk(KERN_DEBUG, &port->dev, "add: "); |
| 427 | printk("port=%p release=%p\n", |
| 428 | port, port->dev.release); |
| 429 | } |
| 430 | #endif |
| 431 | } |
| 432 | |
| 433 | static inline struct scsi_target * |
| 434 | mptsas_get_starget(struct mptsas_phyinfo *phy_info) |
| 435 | { |
| 436 | if (phy_info->port_details) |
| 437 | return phy_info->port_details->starget; |
| 438 | else |
| 439 | return NULL; |
| 440 | } |
| 441 | |
| 442 | static inline void |
| 443 | mptsas_set_starget(struct mptsas_phyinfo *phy_info, struct scsi_target * |
| 444 | starget) |
| 445 | { |
| 446 | if (phy_info->port_details) |
| 447 | phy_info->port_details->starget = starget; |
| 448 | } |
| 449 | |
| 450 | |
| 451 | /* |
| 452 | * mptsas_setup_wide_ports |
| 453 | * |
| 454 | * Updates for new and existing narrow/wide port configuration |
| 455 | * in the sas_topology |
| 456 | */ |
Eric Moore | 376ac83 | 2006-06-29 17:36:26 -0600 | [diff] [blame] | 457 | static void |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 458 | mptsas_setup_wide_ports(MPT_ADAPTER *ioc, struct mptsas_portinfo *port_info) |
| 459 | { |
| 460 | struct mptsas_portinfo_details * port_details; |
| 461 | struct mptsas_phyinfo *phy_info, *phy_info_cmp; |
| 462 | u64 sas_address; |
| 463 | int i, j; |
| 464 | |
| 465 | mutex_lock(&ioc->sas_topology_mutex); |
| 466 | |
| 467 | phy_info = port_info->phy_info; |
| 468 | for (i = 0 ; i < port_info->num_phys ; i++, phy_info++) { |
| 469 | if (phy_info->attached.handle) |
| 470 | continue; |
| 471 | port_details = phy_info->port_details; |
| 472 | if (!port_details) |
| 473 | continue; |
| 474 | if (port_details->num_phys < 2) |
| 475 | continue; |
| 476 | /* |
| 477 | * Removing a phy from a port, letting the last |
| 478 | * phy be removed by firmware events. |
| 479 | */ |
| 480 | dsaswideprintk((KERN_DEBUG |
Eric Moore | dc22f16 | 2006-07-06 11:23:14 -0600 | [diff] [blame] | 481 | "%s: [%p]: deleting phy = %d\n", |
| 482 | __FUNCTION__, port_details, i)); |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 483 | port_details->num_phys--; |
| 484 | port_details->phy_bitmask &= ~ (1 << phy_info->phy_id); |
| 485 | memset(&phy_info->attached, 0, sizeof(struct mptsas_devinfo)); |
| 486 | sas_port_delete_phy(port_details->port, phy_info->phy); |
| 487 | phy_info->port_details = NULL; |
| 488 | } |
| 489 | |
| 490 | /* |
| 491 | * Populate and refresh the tree |
| 492 | */ |
| 493 | phy_info = port_info->phy_info; |
| 494 | for (i = 0 ; i < port_info->num_phys ; i++, phy_info++) { |
| 495 | sas_address = phy_info->attached.sas_address; |
| 496 | dsaswideprintk((KERN_DEBUG "phy_id=%d sas_address=0x%018llX\n", |
Eric Moore | f99be43 | 2007-01-04 20:46:54 -0700 | [diff] [blame] | 497 | i, (unsigned long long)sas_address)); |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 498 | if (!sas_address) |
| 499 | continue; |
| 500 | port_details = phy_info->port_details; |
| 501 | /* |
| 502 | * Forming a port |
| 503 | */ |
| 504 | if (!port_details) { |
| 505 | port_details = kzalloc(sizeof(*port_details), |
| 506 | GFP_KERNEL); |
| 507 | if (!port_details) |
| 508 | goto out; |
| 509 | port_details->num_phys = 1; |
| 510 | port_details->port_info = port_info; |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 511 | if (phy_info->phy_id < 64 ) |
| 512 | port_details->phy_bitmask |= |
| 513 | (1 << phy_info->phy_id); |
| 514 | phy_info->sas_port_add_phy=1; |
| 515 | dsaswideprintk((KERN_DEBUG "\t\tForming port\n\t\t" |
Eric Moore | f99be43 | 2007-01-04 20:46:54 -0700 | [diff] [blame] | 516 | "phy_id=%d sas_address=0x%018llX\n", |
| 517 | i, (unsigned long long)sas_address)); |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 518 | phy_info->port_details = port_details; |
| 519 | } |
| 520 | |
| 521 | if (i == port_info->num_phys - 1) |
| 522 | continue; |
| 523 | phy_info_cmp = &port_info->phy_info[i + 1]; |
| 524 | for (j = i + 1 ; j < port_info->num_phys ; j++, |
| 525 | phy_info_cmp++) { |
| 526 | if (!phy_info_cmp->attached.sas_address) |
| 527 | continue; |
| 528 | if (sas_address != phy_info_cmp->attached.sas_address) |
| 529 | continue; |
| 530 | if (phy_info_cmp->port_details == port_details ) |
| 531 | continue; |
| 532 | dsaswideprintk((KERN_DEBUG |
Eric Moore | f99be43 | 2007-01-04 20:46:54 -0700 | [diff] [blame] | 533 | "\t\tphy_id=%d sas_address=0x%018llX\n", |
| 534 | j, (unsigned long long) |
| 535 | phy_info_cmp->attached.sas_address)); |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 536 | if (phy_info_cmp->port_details) { |
| 537 | port_details->rphy = |
| 538 | mptsas_get_rphy(phy_info_cmp); |
| 539 | port_details->port = |
| 540 | mptsas_get_port(phy_info_cmp); |
| 541 | port_details->starget = |
| 542 | mptsas_get_starget(phy_info_cmp); |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 543 | port_details->num_phys = |
| 544 | phy_info_cmp->port_details->num_phys; |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 545 | if (!phy_info_cmp->port_details->num_phys) |
| 546 | kfree(phy_info_cmp->port_details); |
| 547 | } else |
| 548 | phy_info_cmp->sas_port_add_phy=1; |
| 549 | /* |
| 550 | * Adding a phy to a port |
| 551 | */ |
| 552 | phy_info_cmp->port_details = port_details; |
| 553 | if (phy_info_cmp->phy_id < 64 ) |
| 554 | port_details->phy_bitmask |= |
| 555 | (1 << phy_info_cmp->phy_id); |
| 556 | port_details->num_phys++; |
| 557 | } |
| 558 | } |
| 559 | |
| 560 | out: |
| 561 | |
| 562 | #ifdef MPT_DEBUG_SAS_WIDE |
| 563 | for (i = 0; i < port_info->num_phys; i++) { |
| 564 | port_details = port_info->phy_info[i].port_details; |
| 565 | if (!port_details) |
| 566 | continue; |
| 567 | dsaswideprintk((KERN_DEBUG |
Eric Moore | f99be43 | 2007-01-04 20:46:54 -0700 | [diff] [blame] | 568 | "%s: [%p]: phy_id=%02d num_phys=%02d " |
| 569 | "bitmask=0x%016llX\n", __FUNCTION__, |
| 570 | port_details, i, port_details->num_phys, |
| 571 | (unsigned long long)port_details->phy_bitmask)); |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 572 | dsaswideprintk((KERN_DEBUG"\t\tport = %p rphy=%p\n", |
| 573 | port_details->port, port_details->rphy)); |
| 574 | } |
| 575 | dsaswideprintk((KERN_DEBUG"\n")); |
| 576 | #endif |
| 577 | mutex_unlock(&ioc->sas_topology_mutex); |
| 578 | } |
| 579 | |
Eric Moore | df9e062 | 2007-01-29 09:46:21 -0700 | [diff] [blame^] | 580 | /** |
| 581 | * csmisas_find_vtarget |
| 582 | * |
| 583 | * @ioc |
| 584 | * @volume_id |
| 585 | * @volume_bus |
| 586 | * |
| 587 | **/ |
| 588 | static VirtTarget * |
| 589 | mptsas_find_vtarget(MPT_ADAPTER *ioc, u8 channel, u8 id) |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 590 | { |
Eric Moore | df9e062 | 2007-01-29 09:46:21 -0700 | [diff] [blame^] | 591 | struct scsi_device *sdev; |
| 592 | VirtDevice *vdev; |
| 593 | VirtTarget *vtarget = NULL; |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 594 | |
Eric Moore | df9e062 | 2007-01-29 09:46:21 -0700 | [diff] [blame^] | 595 | shost_for_each_device(sdev, ioc->sh) { |
| 596 | if ((vdev = sdev->hostdata) == NULL) |
| 597 | continue; |
| 598 | if (vdev->vtarget->id == id && |
| 599 | vdev->vtarget->channel == channel) |
| 600 | vtarget = vdev->vtarget; |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 601 | } |
Eric Moore | df9e062 | 2007-01-29 09:46:21 -0700 | [diff] [blame^] | 602 | return vtarget; |
| 603 | } |
| 604 | |
| 605 | /** |
| 606 | * mptsas_target_reset |
| 607 | * |
| 608 | * Issues TARGET_RESET to end device using handshaking method |
| 609 | * |
| 610 | * @ioc |
| 611 | * @channel |
| 612 | * @id |
| 613 | * |
| 614 | * Returns (1) success |
| 615 | * (0) failure |
| 616 | * |
| 617 | **/ |
| 618 | static int |
| 619 | mptsas_target_reset(MPT_ADAPTER *ioc, u8 channel, u8 id) |
| 620 | { |
| 621 | MPT_FRAME_HDR *mf; |
| 622 | SCSITaskMgmt_t *pScsiTm; |
| 623 | |
| 624 | if ((mf = mpt_get_msg_frame(ioc->TaskCtx, ioc)) == NULL) { |
| 625 | dfailprintk((MYIOC_s_WARN_FMT "%s, no msg frames @%d!!\n", |
| 626 | ioc->name,__FUNCTION__, __LINE__)); |
| 627 | return 0; |
| 628 | } |
| 629 | |
| 630 | /* Format the Request |
| 631 | */ |
| 632 | pScsiTm = (SCSITaskMgmt_t *) mf; |
| 633 | memset (pScsiTm, 0, sizeof(SCSITaskMgmt_t)); |
| 634 | pScsiTm->TargetID = id; |
| 635 | pScsiTm->Bus = channel; |
| 636 | pScsiTm->Function = MPI_FUNCTION_SCSI_TASK_MGMT; |
| 637 | pScsiTm->TaskType = MPI_SCSITASKMGMT_TASKTYPE_TARGET_RESET; |
| 638 | pScsiTm->MsgFlags = MPI_SCSITASKMGMT_MSGFLAGS_LIPRESET_RESET_OPTION; |
| 639 | |
| 640 | DBG_DUMP_TM_REQUEST_FRAME(mf); |
| 641 | |
| 642 | if (mpt_send_handshake_request(ioc->TaskCtx, ioc, |
| 643 | sizeof(SCSITaskMgmt_t), (u32 *)mf, NO_SLEEP)) { |
| 644 | mpt_free_msg_frame(ioc, mf); |
| 645 | dfailprintk((MYIOC_s_WARN_FMT "%s, tm handshake failed @%d!!\n", |
| 646 | ioc->name,__FUNCTION__, __LINE__)); |
| 647 | return 0; |
| 648 | } |
| 649 | |
| 650 | return 1; |
| 651 | } |
| 652 | |
| 653 | /** |
| 654 | * mptsas_target_reset_queue |
| 655 | * |
| 656 | * Receive request for TARGET_RESET after recieving an firmware |
| 657 | * event NOT_RESPONDING_EVENT, then put command in link list |
| 658 | * and queue if task_queue already in use. |
| 659 | * |
| 660 | * @ioc |
| 661 | * @sas_event_data |
| 662 | * |
| 663 | **/ |
| 664 | static void |
| 665 | mptsas_target_reset_queue(MPT_ADAPTER *ioc, |
| 666 | EVENT_DATA_SAS_DEVICE_STATUS_CHANGE *sas_event_data) |
| 667 | { |
| 668 | MPT_SCSI_HOST *hd = (MPT_SCSI_HOST *)ioc->sh->hostdata; |
| 669 | VirtTarget *vtarget = NULL; |
| 670 | struct mptsas_target_reset_event *target_reset_list; |
| 671 | u8 id, channel; |
| 672 | |
| 673 | id = sas_event_data->TargetID; |
| 674 | channel = sas_event_data->Bus; |
| 675 | |
| 676 | if (!(vtarget = mptsas_find_vtarget(ioc, channel, id))) |
| 677 | return; |
| 678 | |
| 679 | vtarget->deleted = 1; /* block IO */ |
| 680 | |
| 681 | target_reset_list = kzalloc(sizeof(*target_reset_list), |
| 682 | GFP_ATOMIC); |
| 683 | if (!target_reset_list) { |
| 684 | dfailprintk((MYIOC_s_WARN_FMT "%s, failed to allocate mem @%d..!!\n", |
| 685 | ioc->name,__FUNCTION__, __LINE__)); |
| 686 | return; |
| 687 | } |
| 688 | |
| 689 | memcpy(&target_reset_list->sas_event_data, sas_event_data, |
| 690 | sizeof(*sas_event_data)); |
| 691 | list_add_tail(&target_reset_list->list, &hd->target_reset_list); |
| 692 | |
| 693 | if (hd->resetPending) |
| 694 | return; |
| 695 | |
| 696 | if (mptsas_target_reset(ioc, channel, id)) { |
| 697 | target_reset_list->target_reset_issued = 1; |
| 698 | hd->resetPending = 1; |
| 699 | } |
| 700 | } |
| 701 | |
| 702 | /** |
| 703 | * mptsas_dev_reset_complete |
| 704 | * |
| 705 | * Completion for TARGET_RESET after NOT_RESPONDING_EVENT, |
| 706 | * enable work queue to finish off removing device from upper layers. |
| 707 | * then send next TARGET_RESET in the queue. |
| 708 | * |
| 709 | * @ioc |
| 710 | * |
| 711 | **/ |
| 712 | static void |
| 713 | mptsas_dev_reset_complete(MPT_ADAPTER *ioc) |
| 714 | { |
| 715 | MPT_SCSI_HOST *hd = (MPT_SCSI_HOST *)ioc->sh->hostdata; |
| 716 | struct list_head *head = &hd->target_reset_list; |
| 717 | struct mptsas_target_reset_event *target_reset_list; |
| 718 | struct mptsas_hotplug_event *ev; |
| 719 | EVENT_DATA_SAS_DEVICE_STATUS_CHANGE *sas_event_data; |
| 720 | u8 id, channel; |
| 721 | __le64 sas_address; |
| 722 | |
| 723 | if (list_empty(head)) |
| 724 | return; |
| 725 | |
| 726 | target_reset_list = list_entry(head->next, struct mptsas_target_reset_event, list); |
| 727 | |
| 728 | sas_event_data = &target_reset_list->sas_event_data; |
| 729 | id = sas_event_data->TargetID; |
| 730 | channel = sas_event_data->Bus; |
| 731 | hd->resetPending = 0; |
| 732 | |
| 733 | /* |
| 734 | * retry target reset |
| 735 | */ |
| 736 | if (!target_reset_list->target_reset_issued) { |
| 737 | if (mptsas_target_reset(ioc, channel, id)) { |
| 738 | target_reset_list->target_reset_issued = 1; |
| 739 | hd->resetPending = 1; |
| 740 | } |
| 741 | return; |
| 742 | } |
| 743 | |
| 744 | /* |
| 745 | * enable work queue to remove device from upper layers |
| 746 | */ |
| 747 | list_del(&target_reset_list->list); |
| 748 | |
| 749 | ev = kzalloc(sizeof(*ev), GFP_ATOMIC); |
| 750 | if (!ev) { |
| 751 | dfailprintk((MYIOC_s_WARN_FMT "%s, failed to allocate mem @%d..!!\n", |
| 752 | ioc->name,__FUNCTION__, __LINE__)); |
| 753 | return; |
| 754 | } |
| 755 | |
| 756 | INIT_WORK(&ev->work, mptsas_hotplug_work); |
| 757 | ev->ioc = ioc; |
| 758 | ev->handle = le16_to_cpu(sas_event_data->DevHandle); |
| 759 | ev->parent_handle = |
| 760 | le16_to_cpu(sas_event_data->ParentDevHandle); |
| 761 | ev->channel = channel; |
| 762 | ev->id =id; |
| 763 | ev->phy_id = sas_event_data->PhyNum; |
| 764 | memcpy(&sas_address, &sas_event_data->SASAddress, |
| 765 | sizeof(__le64)); |
| 766 | ev->sas_address = le64_to_cpu(sas_address); |
| 767 | ev->device_info = le32_to_cpu(sas_event_data->DeviceInfo); |
| 768 | ev->event_type = MPTSAS_DEL_DEVICE; |
| 769 | schedule_work(&ev->work); |
| 770 | kfree(target_reset_list); |
| 771 | |
| 772 | /* |
| 773 | * issue target reset to next device in the queue |
| 774 | */ |
| 775 | |
| 776 | head = &hd->target_reset_list; |
| 777 | if (list_empty(head)) |
| 778 | return; |
| 779 | |
| 780 | target_reset_list = list_entry(head->next, struct mptsas_target_reset_event, |
| 781 | list); |
| 782 | |
| 783 | sas_event_data = &target_reset_list->sas_event_data; |
| 784 | id = sas_event_data->TargetID; |
| 785 | channel = sas_event_data->Bus; |
| 786 | |
| 787 | if (mptsas_target_reset(ioc, channel, id)) { |
| 788 | target_reset_list->target_reset_issued = 1; |
| 789 | hd->resetPending = 1; |
| 790 | } |
| 791 | } |
| 792 | |
| 793 | /** |
| 794 | * mptsas_taskmgmt_complete |
| 795 | * |
| 796 | * @ioc |
| 797 | * @mf |
| 798 | * @mr |
| 799 | * |
| 800 | **/ |
| 801 | static int |
| 802 | mptsas_taskmgmt_complete(MPT_ADAPTER *ioc, MPT_FRAME_HDR *mf, MPT_FRAME_HDR *mr) |
| 803 | { |
| 804 | mptsas_dev_reset_complete(ioc); |
| 805 | return mptscsih_taskmgmt_complete(ioc, mf, mr); |
| 806 | } |
| 807 | |
| 808 | /** |
| 809 | * mptscsih_ioc_reset |
| 810 | * |
| 811 | * @ioc |
| 812 | * @reset_phase |
| 813 | * |
| 814 | **/ |
| 815 | static int |
| 816 | mptsas_ioc_reset(MPT_ADAPTER *ioc, int reset_phase) |
| 817 | { |
| 818 | MPT_SCSI_HOST *hd = (MPT_SCSI_HOST *)ioc->sh->hostdata; |
| 819 | struct mptsas_target_reset_event *target_reset_list, *n; |
| 820 | int rc; |
| 821 | |
| 822 | rc = mptscsih_ioc_reset(ioc, reset_phase); |
| 823 | |
| 824 | if (ioc->bus_type != SAS) |
| 825 | goto out; |
| 826 | |
| 827 | if (reset_phase != MPT_IOC_POST_RESET) |
| 828 | goto out; |
| 829 | |
| 830 | if (!hd || !hd->ioc) |
| 831 | goto out; |
| 832 | |
| 833 | if (list_empty(&hd->target_reset_list)) |
| 834 | goto out; |
| 835 | |
| 836 | /* flush the target_reset_list */ |
| 837 | list_for_each_entry_safe(target_reset_list, n, |
| 838 | &hd->target_reset_list, list) { |
| 839 | list_del(&target_reset_list->list); |
| 840 | kfree(target_reset_list); |
| 841 | } |
| 842 | |
| 843 | out: |
| 844 | return rc; |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 845 | } |
| 846 | |
Christoph Hellwig | e309444 | 2006-02-16 13:25:36 +0100 | [diff] [blame] | 847 | static int |
Moore, Eric | 5243543 | 2006-03-14 09:14:15 -0700 | [diff] [blame] | 848 | mptsas_sas_enclosure_pg0(MPT_ADAPTER *ioc, struct mptsas_enclosure *enclosure, |
Christoph Hellwig | e309444 | 2006-02-16 13:25:36 +0100 | [diff] [blame] | 849 | u32 form, u32 form_specific) |
| 850 | { |
| 851 | ConfigExtendedPageHeader_t hdr; |
| 852 | CONFIGPARMS cfg; |
| 853 | SasEnclosurePage0_t *buffer; |
| 854 | dma_addr_t dma_handle; |
| 855 | int error; |
| 856 | __le64 le_identifier; |
| 857 | |
| 858 | memset(&hdr, 0, sizeof(hdr)); |
| 859 | hdr.PageVersion = MPI_SASENCLOSURE0_PAGEVERSION; |
| 860 | hdr.PageNumber = 0; |
| 861 | hdr.PageType = MPI_CONFIG_PAGETYPE_EXTENDED; |
| 862 | hdr.ExtPageType = MPI_CONFIG_EXTPAGETYPE_ENCLOSURE; |
| 863 | |
| 864 | cfg.cfghdr.ehdr = &hdr; |
| 865 | cfg.physAddr = -1; |
| 866 | cfg.pageAddr = form + form_specific; |
| 867 | cfg.action = MPI_CONFIG_ACTION_PAGE_HEADER; |
| 868 | cfg.dir = 0; /* read */ |
| 869 | cfg.timeout = 10; |
| 870 | |
| 871 | error = mpt_config(ioc, &cfg); |
| 872 | if (error) |
| 873 | goto out; |
| 874 | if (!hdr.ExtPageLength) { |
| 875 | error = -ENXIO; |
| 876 | goto out; |
| 877 | } |
| 878 | |
| 879 | buffer = pci_alloc_consistent(ioc->pcidev, hdr.ExtPageLength * 4, |
| 880 | &dma_handle); |
| 881 | if (!buffer) { |
| 882 | error = -ENOMEM; |
| 883 | goto out; |
| 884 | } |
| 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 | /* save config data */ |
| 894 | memcpy(&le_identifier, &buffer->EnclosureLogicalID, sizeof(__le64)); |
| 895 | enclosure->enclosure_logical_id = le64_to_cpu(le_identifier); |
| 896 | enclosure->enclosure_handle = le16_to_cpu(buffer->EnclosureHandle); |
| 897 | enclosure->flags = le16_to_cpu(buffer->Flags); |
| 898 | enclosure->num_slot = le16_to_cpu(buffer->NumSlots); |
| 899 | enclosure->start_slot = le16_to_cpu(buffer->StartSlot); |
| 900 | enclosure->start_id = buffer->StartTargetID; |
| 901 | enclosure->start_channel = buffer->StartBus; |
| 902 | enclosure->sep_id = buffer->SEPTargetID; |
| 903 | enclosure->sep_channel = buffer->SEPBus; |
| 904 | |
| 905 | out_free_consistent: |
| 906 | pci_free_consistent(ioc->pcidev, hdr.ExtPageLength * 4, |
| 907 | buffer, dma_handle); |
| 908 | out: |
| 909 | return error; |
| 910 | } |
Christoph Hellwig | b514112 | 2005-10-28 22:07:41 +0200 | [diff] [blame] | 911 | |
James Bottomley | f013db3 | 2006-03-18 14:54:36 -0600 | [diff] [blame] | 912 | static int |
| 913 | mptsas_slave_configure(struct scsi_device *sdev) |
| 914 | { |
Moore, Eric | 3c0c25b | 2006-04-13 16:08:17 -0600 | [diff] [blame] | 915 | |
James Bottomley | e8bf394 | 2006-07-11 17:49:34 -0400 | [diff] [blame] | 916 | if (sdev->channel == MPTSAS_RAID_CHANNEL) |
| 917 | goto out; |
James Bottomley | f013db3 | 2006-03-18 14:54:36 -0600 | [diff] [blame] | 918 | |
James Bottomley | e8bf394 | 2006-07-11 17:49:34 -0400 | [diff] [blame] | 919 | sas_read_port_mode_page(sdev); |
| 920 | |
| 921 | out: |
James Bottomley | f013db3 | 2006-03-18 14:54:36 -0600 | [diff] [blame] | 922 | return mptscsih_slave_configure(sdev); |
| 923 | } |
| 924 | |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 925 | static int |
| 926 | mptsas_target_alloc(struct scsi_target *starget) |
| 927 | { |
| 928 | struct Scsi_Host *host = dev_to_shost(&starget->dev); |
| 929 | MPT_SCSI_HOST *hd = (MPT_SCSI_HOST *)host->hostdata; |
| 930 | VirtTarget *vtarget; |
Eric Moore | 793955f | 2007-01-29 09:42:20 -0700 | [diff] [blame] | 931 | u8 id, channel; |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 932 | struct sas_rphy *rphy; |
| 933 | struct mptsas_portinfo *p; |
| 934 | int i; |
| 935 | |
| 936 | vtarget = kzalloc(sizeof(VirtTarget), GFP_KERNEL); |
| 937 | if (!vtarget) |
| 938 | return -ENOMEM; |
| 939 | |
| 940 | vtarget->starget = starget; |
| 941 | vtarget->ioc_id = hd->ioc->id; |
Eric Moore | 793955f | 2007-01-29 09:42:20 -0700 | [diff] [blame] | 942 | vtarget->tflags = MPT_TARGET_FLAGS_Q_YES; |
| 943 | id = starget->id; |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 944 | channel = 0; |
| 945 | |
Eric Moore | 793955f | 2007-01-29 09:42:20 -0700 | [diff] [blame] | 946 | /* |
| 947 | * RAID volumes placed beyond the last expected port. |
| 948 | */ |
| 949 | if (starget->channel == MPTSAS_RAID_CHANNEL) { |
| 950 | for (i=0; i < hd->ioc->raid_data.pIocPg2->NumActiveVolumes; i++) |
| 951 | if (id == hd->ioc->raid_data.pIocPg2->RaidVolume[i].VolumeID) |
| 952 | channel = hd->ioc->raid_data.pIocPg2->RaidVolume[i].VolumeBus; |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 953 | goto out; |
Eric Moore | 793955f | 2007-01-29 09:42:20 -0700 | [diff] [blame] | 954 | } |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 955 | |
| 956 | rphy = dev_to_rphy(starget->dev.parent); |
| 957 | mutex_lock(&hd->ioc->sas_topology_mutex); |
| 958 | list_for_each_entry(p, &hd->ioc->sas_topology, list) { |
| 959 | for (i = 0; i < p->num_phys; i++) { |
| 960 | if (p->phy_info[i].attached.sas_address != |
| 961 | rphy->identify.sas_address) |
| 962 | continue; |
Eric Moore | 793955f | 2007-01-29 09:42:20 -0700 | [diff] [blame] | 963 | id = p->phy_info[i].attached.id; |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 964 | channel = p->phy_info[i].attached.channel; |
| 965 | mptsas_set_starget(&p->phy_info[i], starget); |
| 966 | |
| 967 | /* |
| 968 | * Exposing hidden raid components |
| 969 | */ |
Eric Moore | 793955f | 2007-01-29 09:42:20 -0700 | [diff] [blame] | 970 | if (mptscsih_is_phys_disk(hd->ioc, channel, id)) { |
| 971 | id = mptscsih_raid_id_to_num(hd->ioc, |
| 972 | channel, id); |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 973 | vtarget->tflags |= |
| 974 | MPT_TARGET_FLAGS_RAID_COMPONENT; |
Eric Moore | b506ade | 2007-01-29 09:45:37 -0700 | [diff] [blame] | 975 | p->phy_info[i].attached.phys_disk_num = id; |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 976 | } |
| 977 | mutex_unlock(&hd->ioc->sas_topology_mutex); |
| 978 | goto out; |
| 979 | } |
| 980 | } |
| 981 | mutex_unlock(&hd->ioc->sas_topology_mutex); |
| 982 | |
| 983 | kfree(vtarget); |
| 984 | return -ENXIO; |
| 985 | |
| 986 | out: |
Eric Moore | 793955f | 2007-01-29 09:42:20 -0700 | [diff] [blame] | 987 | vtarget->id = id; |
| 988 | vtarget->channel = channel; |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 989 | starget->hostdata = vtarget; |
| 990 | return 0; |
| 991 | } |
| 992 | |
| 993 | static void |
| 994 | mptsas_target_destroy(struct scsi_target *starget) |
| 995 | { |
| 996 | struct Scsi_Host *host = dev_to_shost(&starget->dev); |
| 997 | MPT_SCSI_HOST *hd = (MPT_SCSI_HOST *)host->hostdata; |
| 998 | struct sas_rphy *rphy; |
| 999 | struct mptsas_portinfo *p; |
| 1000 | int i; |
| 1001 | |
| 1002 | if (!starget->hostdata) |
| 1003 | return; |
| 1004 | |
James Bottomley | e8bf394 | 2006-07-11 17:49:34 -0400 | [diff] [blame] | 1005 | if (starget->channel == MPTSAS_RAID_CHANNEL) |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 1006 | goto out; |
| 1007 | |
| 1008 | rphy = dev_to_rphy(starget->dev.parent); |
| 1009 | list_for_each_entry(p, &hd->ioc->sas_topology, list) { |
| 1010 | for (i = 0; i < p->num_phys; i++) { |
| 1011 | if (p->phy_info[i].attached.sas_address != |
| 1012 | rphy->identify.sas_address) |
| 1013 | continue; |
| 1014 | mptsas_set_starget(&p->phy_info[i], NULL); |
| 1015 | goto out; |
| 1016 | } |
| 1017 | } |
| 1018 | |
| 1019 | out: |
| 1020 | kfree(starget->hostdata); |
| 1021 | starget->hostdata = NULL; |
| 1022 | } |
| 1023 | |
| 1024 | |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 1025 | static int |
Moore, Eric Dean | c7c8298 | 2005-11-16 18:54:25 -0700 | [diff] [blame] | 1026 | mptsas_slave_alloc(struct scsi_device *sdev) |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 1027 | { |
Moore, Eric Dean | c7c8298 | 2005-11-16 18:54:25 -0700 | [diff] [blame] | 1028 | struct Scsi_Host *host = sdev->host; |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 1029 | MPT_SCSI_HOST *hd = (MPT_SCSI_HOST *)host->hostdata; |
| 1030 | struct sas_rphy *rphy; |
| 1031 | struct mptsas_portinfo *p; |
| 1032 | VirtDevice *vdev; |
Moore, Eric Dean | c7c8298 | 2005-11-16 18:54:25 -0700 | [diff] [blame] | 1033 | struct scsi_target *starget; |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 1034 | int i; |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 1035 | |
Christoph Hellwig | 1ca00bb | 2006-01-13 18:27:50 +0100 | [diff] [blame] | 1036 | vdev = kzalloc(sizeof(VirtDevice), GFP_KERNEL); |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 1037 | if (!vdev) { |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 1038 | printk(MYIOC_s_ERR_FMT "slave_alloc kzalloc(%zd) FAILED!\n", |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 1039 | hd->ioc->name, sizeof(VirtDevice)); |
| 1040 | return -ENOMEM; |
| 1041 | } |
Moore, Eric Dean | c7c8298 | 2005-11-16 18:54:25 -0700 | [diff] [blame] | 1042 | starget = scsi_target(sdev); |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 1043 | vdev->vtarget = starget->hostdata; |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 1044 | |
James Bottomley | e8bf394 | 2006-07-11 17:49:34 -0400 | [diff] [blame] | 1045 | if (sdev->channel == MPTSAS_RAID_CHANNEL) |
Moore, Eric | 816aa90 | 2006-01-13 16:25:20 -0700 | [diff] [blame] | 1046 | goto out; |
Moore, Eric | 816aa90 | 2006-01-13 16:25:20 -0700 | [diff] [blame] | 1047 | |
Moore, Eric Dean | c7c8298 | 2005-11-16 18:54:25 -0700 | [diff] [blame] | 1048 | rphy = dev_to_rphy(sdev->sdev_target->dev.parent); |
Christoph Hellwig | 9a28f49 | 2006-01-13 18:04:41 +0100 | [diff] [blame] | 1049 | mutex_lock(&hd->ioc->sas_topology_mutex); |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 1050 | list_for_each_entry(p, &hd->ioc->sas_topology, list) { |
| 1051 | for (i = 0; i < p->num_phys; i++) { |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 1052 | if (p->phy_info[i].attached.sas_address != |
| 1053 | rphy->identify.sas_address) |
| 1054 | continue; |
| 1055 | vdev->lun = sdev->lun; |
| 1056 | /* |
| 1057 | * Exposing hidden raid components |
| 1058 | */ |
| 1059 | if (mptscsih_is_phys_disk(hd->ioc, |
Eric Moore | 793955f | 2007-01-29 09:42:20 -0700 | [diff] [blame] | 1060 | p->phy_info[i].attached.channel, |
| 1061 | p->phy_info[i].attached.id)) |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 1062 | sdev->no_uld_attach = 1; |
| 1063 | mutex_unlock(&hd->ioc->sas_topology_mutex); |
| 1064 | goto out; |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 1065 | } |
| 1066 | } |
Christoph Hellwig | 9a28f49 | 2006-01-13 18:04:41 +0100 | [diff] [blame] | 1067 | mutex_unlock(&hd->ioc->sas_topology_mutex); |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 1068 | |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 1069 | kfree(vdev); |
Christoph Hellwig | 23f236e | 2006-01-30 19:00:43 +0100 | [diff] [blame] | 1070 | return -ENXIO; |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 1071 | |
| 1072 | out: |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 1073 | vdev->vtarget->num_luns++; |
| 1074 | sdev->hostdata = vdev; |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 1075 | return 0; |
| 1076 | } |
| 1077 | |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 1078 | static int |
| 1079 | mptsas_qcmd(struct scsi_cmnd *SCpnt, void (*done)(struct scsi_cmnd *)) |
Christoph Hellwig | 9a28f49 | 2006-01-13 18:04:41 +0100 | [diff] [blame] | 1080 | { |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 1081 | VirtDevice *vdev = SCpnt->device->hostdata; |
Christoph Hellwig | 9a28f49 | 2006-01-13 18:04:41 +0100 | [diff] [blame] | 1082 | |
Eric Moore | 793955f | 2007-01-29 09:42:20 -0700 | [diff] [blame] | 1083 | if (!vdev || !vdev->vtarget || vdev->vtarget->deleted) { |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 1084 | SCpnt->result = DID_NO_CONNECT << 16; |
| 1085 | done(SCpnt); |
| 1086 | return 0; |
Moore, Eric | 7d3eecf | 2006-01-25 18:05:12 -0700 | [diff] [blame] | 1087 | } |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 1088 | |
Eric Moore | 793955f | 2007-01-29 09:42:20 -0700 | [diff] [blame] | 1089 | // scsi_print_command(SCpnt); |
| 1090 | |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 1091 | return mptscsih_qcmd(SCpnt,done); |
Christoph Hellwig | 9a28f49 | 2006-01-13 18:04:41 +0100 | [diff] [blame] | 1092 | } |
| 1093 | |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 1094 | |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 1095 | static struct scsi_host_template mptsas_driver_template = { |
Moore, Eric Dean | f78496d | 2005-11-16 18:54:14 -0700 | [diff] [blame] | 1096 | .module = THIS_MODULE, |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 1097 | .proc_name = "mptsas", |
| 1098 | .proc_info = mptscsih_proc_info, |
| 1099 | .name = "MPT SPI Host", |
| 1100 | .info = mptscsih_info, |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 1101 | .queuecommand = mptsas_qcmd, |
| 1102 | .target_alloc = mptsas_target_alloc, |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 1103 | .slave_alloc = mptsas_slave_alloc, |
James Bottomley | f013db3 | 2006-03-18 14:54:36 -0600 | [diff] [blame] | 1104 | .slave_configure = mptsas_slave_configure, |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 1105 | .target_destroy = mptsas_target_destroy, |
| 1106 | .slave_destroy = mptscsih_slave_destroy, |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 1107 | .change_queue_depth = mptscsih_change_queue_depth, |
| 1108 | .eh_abort_handler = mptscsih_abort, |
| 1109 | .eh_device_reset_handler = mptscsih_dev_reset, |
| 1110 | .eh_bus_reset_handler = mptscsih_bus_reset, |
| 1111 | .eh_host_reset_handler = mptscsih_host_reset, |
| 1112 | .bios_param = mptscsih_bios_param, |
| 1113 | .can_queue = MPT_FC_CAN_QUEUE, |
| 1114 | .this_id = -1, |
| 1115 | .sg_tablesize = MPT_SCSI_SG_DEPTH, |
| 1116 | .max_sectors = 8192, |
| 1117 | .cmd_per_lun = 7, |
| 1118 | .use_clustering = ENABLE_CLUSTERING, |
| 1119 | }; |
| 1120 | |
Christoph Hellwig | b514112 | 2005-10-28 22:07:41 +0200 | [diff] [blame] | 1121 | static int mptsas_get_linkerrors(struct sas_phy *phy) |
| 1122 | { |
| 1123 | MPT_ADAPTER *ioc = phy_to_ioc(phy); |
| 1124 | ConfigExtendedPageHeader_t hdr; |
| 1125 | CONFIGPARMS cfg; |
| 1126 | SasPhyPage1_t *buffer; |
| 1127 | dma_addr_t dma_handle; |
| 1128 | int error; |
| 1129 | |
James Bottomley | f4ad7b5 | 2006-08-25 13:48:18 -0500 | [diff] [blame] | 1130 | /* FIXME: only have link errors on local phys */ |
| 1131 | if (!scsi_is_sas_phy_local(phy)) |
| 1132 | return -EINVAL; |
| 1133 | |
Christoph Hellwig | b514112 | 2005-10-28 22:07:41 +0200 | [diff] [blame] | 1134 | hdr.PageVersion = MPI_SASPHY1_PAGEVERSION; |
| 1135 | hdr.ExtPageLength = 0; |
| 1136 | hdr.PageNumber = 1 /* page number 1*/; |
| 1137 | hdr.Reserved1 = 0; |
| 1138 | hdr.Reserved2 = 0; |
| 1139 | hdr.PageType = MPI_CONFIG_PAGETYPE_EXTENDED; |
| 1140 | hdr.ExtPageType = MPI_CONFIG_EXTPAGETYPE_SAS_PHY; |
| 1141 | |
| 1142 | cfg.cfghdr.ehdr = &hdr; |
| 1143 | cfg.physAddr = -1; |
| 1144 | cfg.pageAddr = phy->identify.phy_identifier; |
| 1145 | cfg.action = MPI_CONFIG_ACTION_PAGE_HEADER; |
| 1146 | cfg.dir = 0; /* read */ |
| 1147 | cfg.timeout = 10; |
| 1148 | |
| 1149 | error = mpt_config(ioc, &cfg); |
| 1150 | if (error) |
| 1151 | return error; |
| 1152 | if (!hdr.ExtPageLength) |
| 1153 | return -ENXIO; |
| 1154 | |
| 1155 | buffer = pci_alloc_consistent(ioc->pcidev, hdr.ExtPageLength * 4, |
| 1156 | &dma_handle); |
| 1157 | if (!buffer) |
| 1158 | return -ENOMEM; |
| 1159 | |
| 1160 | cfg.physAddr = dma_handle; |
| 1161 | cfg.action = MPI_CONFIG_ACTION_PAGE_READ_CURRENT; |
| 1162 | |
| 1163 | error = mpt_config(ioc, &cfg); |
| 1164 | if (error) |
| 1165 | goto out_free_consistent; |
| 1166 | |
| 1167 | mptsas_print_phy_pg1(buffer); |
| 1168 | |
| 1169 | phy->invalid_dword_count = le32_to_cpu(buffer->InvalidDwordCount); |
| 1170 | phy->running_disparity_error_count = |
| 1171 | le32_to_cpu(buffer->RunningDisparityErrorCount); |
| 1172 | phy->loss_of_dword_sync_count = |
| 1173 | le32_to_cpu(buffer->LossDwordSynchCount); |
| 1174 | phy->phy_reset_problem_count = |
| 1175 | le32_to_cpu(buffer->PhyResetProblemCount); |
| 1176 | |
| 1177 | out_free_consistent: |
| 1178 | pci_free_consistent(ioc->pcidev, hdr.ExtPageLength * 4, |
| 1179 | buffer, dma_handle); |
| 1180 | return error; |
| 1181 | } |
| 1182 | |
Christoph Hellwig | da4fa65 | 2005-10-19 20:01:42 +0200 | [diff] [blame] | 1183 | static int mptsas_mgmt_done(MPT_ADAPTER *ioc, MPT_FRAME_HDR *req, |
| 1184 | MPT_FRAME_HDR *reply) |
| 1185 | { |
| 1186 | ioc->sas_mgmt.status |= MPT_SAS_MGMT_STATUS_COMMAND_GOOD; |
| 1187 | if (reply != NULL) { |
| 1188 | ioc->sas_mgmt.status |= MPT_SAS_MGMT_STATUS_RF_VALID; |
| 1189 | memcpy(ioc->sas_mgmt.reply, reply, |
| 1190 | min(ioc->reply_sz, 4 * reply->u.reply.MsgLength)); |
| 1191 | } |
| 1192 | complete(&ioc->sas_mgmt.done); |
| 1193 | return 1; |
| 1194 | } |
| 1195 | |
| 1196 | static int mptsas_phy_reset(struct sas_phy *phy, int hard_reset) |
| 1197 | { |
| 1198 | MPT_ADAPTER *ioc = phy_to_ioc(phy); |
| 1199 | SasIoUnitControlRequest_t *req; |
| 1200 | SasIoUnitControlReply_t *reply; |
| 1201 | MPT_FRAME_HDR *mf; |
| 1202 | MPIHeader_t *hdr; |
| 1203 | unsigned long timeleft; |
| 1204 | int error = -ERESTARTSYS; |
| 1205 | |
James Bottomley | f4ad7b5 | 2006-08-25 13:48:18 -0500 | [diff] [blame] | 1206 | /* FIXME: fusion doesn't allow non-local phy reset */ |
| 1207 | if (!scsi_is_sas_phy_local(phy)) |
| 1208 | return -EINVAL; |
| 1209 | |
Christoph Hellwig | da4fa65 | 2005-10-19 20:01:42 +0200 | [diff] [blame] | 1210 | /* not implemented for expanders */ |
| 1211 | if (phy->identify.target_port_protocols & SAS_PROTOCOL_SMP) |
| 1212 | return -ENXIO; |
| 1213 | |
Christoph Hellwig | eeb846c | 2006-01-13 18:27:11 +0100 | [diff] [blame] | 1214 | if (mutex_lock_interruptible(&ioc->sas_mgmt.mutex)) |
Christoph Hellwig | da4fa65 | 2005-10-19 20:01:42 +0200 | [diff] [blame] | 1215 | goto out; |
| 1216 | |
| 1217 | mf = mpt_get_msg_frame(mptsasMgmtCtx, ioc); |
| 1218 | if (!mf) { |
| 1219 | error = -ENOMEM; |
| 1220 | goto out_unlock; |
| 1221 | } |
| 1222 | |
| 1223 | hdr = (MPIHeader_t *) mf; |
| 1224 | req = (SasIoUnitControlRequest_t *)mf; |
| 1225 | memset(req, 0, sizeof(SasIoUnitControlRequest_t)); |
| 1226 | req->Function = MPI_FUNCTION_SAS_IO_UNIT_CONTROL; |
| 1227 | req->MsgContext = hdr->MsgContext; |
| 1228 | req->Operation = hard_reset ? |
| 1229 | MPI_SAS_OP_PHY_HARD_RESET : MPI_SAS_OP_PHY_LINK_RESET; |
| 1230 | req->PhyNum = phy->identify.phy_identifier; |
| 1231 | |
| 1232 | mpt_put_msg_frame(mptsasMgmtCtx, ioc, mf); |
| 1233 | |
| 1234 | timeleft = wait_for_completion_timeout(&ioc->sas_mgmt.done, |
| 1235 | 10 * HZ); |
| 1236 | if (!timeleft) { |
| 1237 | /* On timeout reset the board */ |
| 1238 | mpt_free_msg_frame(ioc, mf); |
| 1239 | mpt_HardResetHandler(ioc, CAN_SLEEP); |
| 1240 | error = -ETIMEDOUT; |
| 1241 | goto out_unlock; |
| 1242 | } |
| 1243 | |
| 1244 | /* a reply frame is expected */ |
| 1245 | if ((ioc->sas_mgmt.status & |
| 1246 | MPT_IOCTL_STATUS_RF_VALID) == 0) { |
| 1247 | error = -ENXIO; |
| 1248 | goto out_unlock; |
| 1249 | } |
| 1250 | |
| 1251 | /* process the completed Reply Message Frame */ |
| 1252 | reply = (SasIoUnitControlReply_t *)ioc->sas_mgmt.reply; |
| 1253 | if (reply->IOCStatus != MPI_IOCSTATUS_SUCCESS) { |
| 1254 | printk("%s: IOCStatus=0x%X IOCLogInfo=0x%X\n", |
| 1255 | __FUNCTION__, |
| 1256 | reply->IOCStatus, |
| 1257 | reply->IOCLogInfo); |
| 1258 | error = -ENXIO; |
| 1259 | goto out_unlock; |
| 1260 | } |
| 1261 | |
| 1262 | error = 0; |
| 1263 | |
| 1264 | out_unlock: |
Christoph Hellwig | eeb846c | 2006-01-13 18:27:11 +0100 | [diff] [blame] | 1265 | mutex_unlock(&ioc->sas_mgmt.mutex); |
Christoph Hellwig | da4fa65 | 2005-10-19 20:01:42 +0200 | [diff] [blame] | 1266 | out: |
| 1267 | return error; |
| 1268 | } |
Christoph Hellwig | b514112 | 2005-10-28 22:07:41 +0200 | [diff] [blame] | 1269 | |
Christoph Hellwig | e309444 | 2006-02-16 13:25:36 +0100 | [diff] [blame] | 1270 | static int |
| 1271 | mptsas_get_enclosure_identifier(struct sas_rphy *rphy, u64 *identifier) |
| 1272 | { |
| 1273 | MPT_ADAPTER *ioc = rphy_to_ioc(rphy); |
| 1274 | int i, error; |
| 1275 | struct mptsas_portinfo *p; |
| 1276 | struct mptsas_enclosure enclosure_info; |
| 1277 | u64 enclosure_handle; |
| 1278 | |
| 1279 | mutex_lock(&ioc->sas_topology_mutex); |
| 1280 | list_for_each_entry(p, &ioc->sas_topology, list) { |
| 1281 | for (i = 0; i < p->num_phys; i++) { |
| 1282 | if (p->phy_info[i].attached.sas_address == |
| 1283 | rphy->identify.sas_address) { |
| 1284 | enclosure_handle = p->phy_info[i]. |
| 1285 | attached.handle_enclosure; |
| 1286 | goto found_info; |
| 1287 | } |
| 1288 | } |
| 1289 | } |
| 1290 | mutex_unlock(&ioc->sas_topology_mutex); |
| 1291 | return -ENXIO; |
| 1292 | |
| 1293 | found_info: |
| 1294 | mutex_unlock(&ioc->sas_topology_mutex); |
| 1295 | memset(&enclosure_info, 0, sizeof(struct mptsas_enclosure)); |
Moore, Eric | 5243543 | 2006-03-14 09:14:15 -0700 | [diff] [blame] | 1296 | error = mptsas_sas_enclosure_pg0(ioc, &enclosure_info, |
Christoph Hellwig | e309444 | 2006-02-16 13:25:36 +0100 | [diff] [blame] | 1297 | (MPI_SAS_ENCLOS_PGAD_FORM_HANDLE << |
| 1298 | MPI_SAS_ENCLOS_PGAD_FORM_SHIFT), enclosure_handle); |
| 1299 | if (!error) |
| 1300 | *identifier = enclosure_info.enclosure_logical_id; |
| 1301 | return error; |
| 1302 | } |
| 1303 | |
| 1304 | static int |
| 1305 | mptsas_get_bay_identifier(struct sas_rphy *rphy) |
| 1306 | { |
| 1307 | MPT_ADAPTER *ioc = rphy_to_ioc(rphy); |
| 1308 | struct mptsas_portinfo *p; |
| 1309 | int i, rc; |
| 1310 | |
| 1311 | mutex_lock(&ioc->sas_topology_mutex); |
| 1312 | list_for_each_entry(p, &ioc->sas_topology, list) { |
| 1313 | for (i = 0; i < p->num_phys; i++) { |
| 1314 | if (p->phy_info[i].attached.sas_address == |
| 1315 | rphy->identify.sas_address) { |
| 1316 | rc = p->phy_info[i].attached.slot; |
| 1317 | goto out; |
| 1318 | } |
| 1319 | } |
| 1320 | } |
| 1321 | rc = -ENXIO; |
| 1322 | out: |
| 1323 | mutex_unlock(&ioc->sas_topology_mutex); |
| 1324 | return rc; |
| 1325 | } |
| 1326 | |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 1327 | static struct sas_function_template mptsas_transport_functions = { |
Christoph Hellwig | b514112 | 2005-10-28 22:07:41 +0200 | [diff] [blame] | 1328 | .get_linkerrors = mptsas_get_linkerrors, |
Christoph Hellwig | e309444 | 2006-02-16 13:25:36 +0100 | [diff] [blame] | 1329 | .get_enclosure_identifier = mptsas_get_enclosure_identifier, |
| 1330 | .get_bay_identifier = mptsas_get_bay_identifier, |
Christoph Hellwig | da4fa65 | 2005-10-19 20:01:42 +0200 | [diff] [blame] | 1331 | .phy_reset = mptsas_phy_reset, |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 1332 | }; |
| 1333 | |
| 1334 | static struct scsi_transport_template *mptsas_transport_template; |
| 1335 | |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 1336 | static int |
| 1337 | mptsas_sas_io_unit_pg0(MPT_ADAPTER *ioc, struct mptsas_portinfo *port_info) |
| 1338 | { |
| 1339 | ConfigExtendedPageHeader_t hdr; |
| 1340 | CONFIGPARMS cfg; |
| 1341 | SasIOUnitPage0_t *buffer; |
| 1342 | dma_addr_t dma_handle; |
| 1343 | int error, i; |
| 1344 | |
| 1345 | hdr.PageVersion = MPI_SASIOUNITPAGE0_PAGEVERSION; |
| 1346 | hdr.ExtPageLength = 0; |
| 1347 | hdr.PageNumber = 0; |
| 1348 | hdr.Reserved1 = 0; |
| 1349 | hdr.Reserved2 = 0; |
| 1350 | hdr.PageType = MPI_CONFIG_PAGETYPE_EXTENDED; |
| 1351 | hdr.ExtPageType = MPI_CONFIG_EXTPAGETYPE_SAS_IO_UNIT; |
| 1352 | |
| 1353 | cfg.cfghdr.ehdr = &hdr; |
| 1354 | cfg.physAddr = -1; |
| 1355 | cfg.pageAddr = 0; |
| 1356 | cfg.action = MPI_CONFIG_ACTION_PAGE_HEADER; |
| 1357 | cfg.dir = 0; /* read */ |
| 1358 | cfg.timeout = 10; |
| 1359 | |
| 1360 | error = mpt_config(ioc, &cfg); |
| 1361 | if (error) |
| 1362 | goto out; |
| 1363 | if (!hdr.ExtPageLength) { |
| 1364 | error = -ENXIO; |
| 1365 | goto out; |
| 1366 | } |
| 1367 | |
| 1368 | buffer = pci_alloc_consistent(ioc->pcidev, hdr.ExtPageLength * 4, |
| 1369 | &dma_handle); |
| 1370 | if (!buffer) { |
| 1371 | error = -ENOMEM; |
| 1372 | goto out; |
| 1373 | } |
| 1374 | |
| 1375 | cfg.physAddr = dma_handle; |
| 1376 | cfg.action = MPI_CONFIG_ACTION_PAGE_READ_CURRENT; |
| 1377 | |
| 1378 | error = mpt_config(ioc, &cfg); |
| 1379 | if (error) |
| 1380 | goto out_free_consistent; |
| 1381 | |
| 1382 | port_info->num_phys = buffer->NumPhys; |
| 1383 | port_info->phy_info = kcalloc(port_info->num_phys, |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 1384 | sizeof(*port_info->phy_info),GFP_KERNEL); |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 1385 | if (!port_info->phy_info) { |
| 1386 | error = -ENOMEM; |
| 1387 | goto out_free_consistent; |
| 1388 | } |
| 1389 | |
Moore, Eric | db9c917 | 2006-03-14 09:14:18 -0700 | [diff] [blame] | 1390 | if (port_info->num_phys) |
| 1391 | port_info->handle = |
| 1392 | le16_to_cpu(buffer->PhyData[0].ControllerDevHandle); |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 1393 | for (i = 0; i < port_info->num_phys; i++) { |
| 1394 | mptsas_print_phy_data(&buffer->PhyData[i]); |
| 1395 | port_info->phy_info[i].phy_id = i; |
| 1396 | port_info->phy_info[i].port_id = |
| 1397 | buffer->PhyData[i].Port; |
| 1398 | port_info->phy_info[i].negotiated_link_rate = |
| 1399 | buffer->PhyData[i].NegotiatedLinkRate; |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 1400 | port_info->phy_info[i].portinfo = port_info; |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 1401 | } |
| 1402 | |
| 1403 | out_free_consistent: |
| 1404 | pci_free_consistent(ioc->pcidev, hdr.ExtPageLength * 4, |
| 1405 | buffer, dma_handle); |
| 1406 | out: |
| 1407 | return error; |
| 1408 | } |
| 1409 | |
| 1410 | static int |
| 1411 | mptsas_sas_phy_pg0(MPT_ADAPTER *ioc, struct mptsas_phyinfo *phy_info, |
| 1412 | u32 form, u32 form_specific) |
| 1413 | { |
| 1414 | ConfigExtendedPageHeader_t hdr; |
| 1415 | CONFIGPARMS cfg; |
| 1416 | SasPhyPage0_t *buffer; |
| 1417 | dma_addr_t dma_handle; |
| 1418 | int error; |
| 1419 | |
| 1420 | hdr.PageVersion = MPI_SASPHY0_PAGEVERSION; |
| 1421 | hdr.ExtPageLength = 0; |
| 1422 | hdr.PageNumber = 0; |
| 1423 | hdr.Reserved1 = 0; |
| 1424 | hdr.Reserved2 = 0; |
| 1425 | hdr.PageType = MPI_CONFIG_PAGETYPE_EXTENDED; |
| 1426 | hdr.ExtPageType = MPI_CONFIG_EXTPAGETYPE_SAS_PHY; |
| 1427 | |
| 1428 | cfg.cfghdr.ehdr = &hdr; |
| 1429 | cfg.dir = 0; /* read */ |
| 1430 | cfg.timeout = 10; |
| 1431 | |
| 1432 | /* Get Phy Pg 0 for each Phy. */ |
| 1433 | cfg.physAddr = -1; |
| 1434 | cfg.pageAddr = form + form_specific; |
| 1435 | cfg.action = MPI_CONFIG_ACTION_PAGE_HEADER; |
| 1436 | |
| 1437 | error = mpt_config(ioc, &cfg); |
| 1438 | if (error) |
| 1439 | goto out; |
| 1440 | |
| 1441 | if (!hdr.ExtPageLength) { |
| 1442 | error = -ENXIO; |
| 1443 | goto out; |
| 1444 | } |
| 1445 | |
| 1446 | buffer = pci_alloc_consistent(ioc->pcidev, hdr.ExtPageLength * 4, |
| 1447 | &dma_handle); |
| 1448 | if (!buffer) { |
| 1449 | error = -ENOMEM; |
| 1450 | goto out; |
| 1451 | } |
| 1452 | |
| 1453 | cfg.physAddr = dma_handle; |
| 1454 | cfg.action = MPI_CONFIG_ACTION_PAGE_READ_CURRENT; |
| 1455 | |
| 1456 | error = mpt_config(ioc, &cfg); |
| 1457 | if (error) |
| 1458 | goto out_free_consistent; |
| 1459 | |
| 1460 | mptsas_print_phy_pg0(buffer); |
| 1461 | |
| 1462 | phy_info->hw_link_rate = buffer->HwLinkRate; |
| 1463 | phy_info->programmed_link_rate = buffer->ProgrammedLinkRate; |
| 1464 | phy_info->identify.handle = le16_to_cpu(buffer->OwnerDevHandle); |
| 1465 | phy_info->attached.handle = le16_to_cpu(buffer->AttachedDevHandle); |
| 1466 | |
| 1467 | out_free_consistent: |
| 1468 | pci_free_consistent(ioc->pcidev, hdr.ExtPageLength * 4, |
| 1469 | buffer, dma_handle); |
| 1470 | out: |
| 1471 | return error; |
| 1472 | } |
| 1473 | |
| 1474 | static int |
| 1475 | mptsas_sas_device_pg0(MPT_ADAPTER *ioc, struct mptsas_devinfo *device_info, |
| 1476 | u32 form, u32 form_specific) |
| 1477 | { |
| 1478 | ConfigExtendedPageHeader_t hdr; |
| 1479 | CONFIGPARMS cfg; |
| 1480 | SasDevicePage0_t *buffer; |
| 1481 | dma_addr_t dma_handle; |
| 1482 | __le64 sas_address; |
Moore, Eric | bd23e94 | 2006-04-17 12:43:04 -0600 | [diff] [blame] | 1483 | int error=0; |
| 1484 | |
| 1485 | if (ioc->sas_discovery_runtime && |
| 1486 | mptsas_is_end_device(device_info)) |
| 1487 | goto out; |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 1488 | |
| 1489 | hdr.PageVersion = MPI_SASDEVICE0_PAGEVERSION; |
| 1490 | hdr.ExtPageLength = 0; |
| 1491 | hdr.PageNumber = 0; |
| 1492 | hdr.Reserved1 = 0; |
| 1493 | hdr.Reserved2 = 0; |
| 1494 | hdr.PageType = MPI_CONFIG_PAGETYPE_EXTENDED; |
| 1495 | hdr.ExtPageType = MPI_CONFIG_EXTPAGETYPE_SAS_DEVICE; |
| 1496 | |
| 1497 | cfg.cfghdr.ehdr = &hdr; |
| 1498 | cfg.pageAddr = form + form_specific; |
| 1499 | cfg.physAddr = -1; |
| 1500 | cfg.action = MPI_CONFIG_ACTION_PAGE_HEADER; |
| 1501 | cfg.dir = 0; /* read */ |
| 1502 | cfg.timeout = 10; |
| 1503 | |
Moore, Eric | db9c917 | 2006-03-14 09:14:18 -0700 | [diff] [blame] | 1504 | memset(device_info, 0, sizeof(struct mptsas_devinfo)); |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 1505 | error = mpt_config(ioc, &cfg); |
| 1506 | if (error) |
| 1507 | goto out; |
| 1508 | if (!hdr.ExtPageLength) { |
| 1509 | error = -ENXIO; |
| 1510 | goto out; |
| 1511 | } |
| 1512 | |
| 1513 | buffer = pci_alloc_consistent(ioc->pcidev, hdr.ExtPageLength * 4, |
| 1514 | &dma_handle); |
| 1515 | if (!buffer) { |
| 1516 | error = -ENOMEM; |
| 1517 | goto out; |
| 1518 | } |
| 1519 | |
| 1520 | cfg.physAddr = dma_handle; |
| 1521 | cfg.action = MPI_CONFIG_ACTION_PAGE_READ_CURRENT; |
| 1522 | |
| 1523 | error = mpt_config(ioc, &cfg); |
| 1524 | if (error) |
| 1525 | goto out_free_consistent; |
| 1526 | |
| 1527 | mptsas_print_device_pg0(buffer); |
| 1528 | |
| 1529 | device_info->handle = le16_to_cpu(buffer->DevHandle); |
Moore, Eric | c73787e | 2006-01-26 16:20:06 -0700 | [diff] [blame] | 1530 | device_info->handle_parent = le16_to_cpu(buffer->ParentDevHandle); |
Christoph Hellwig | e309444 | 2006-02-16 13:25:36 +0100 | [diff] [blame] | 1531 | device_info->handle_enclosure = |
| 1532 | le16_to_cpu(buffer->EnclosureHandle); |
| 1533 | device_info->slot = le16_to_cpu(buffer->Slot); |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 1534 | device_info->phy_id = buffer->PhyNum; |
| 1535 | device_info->port_id = buffer->PhysicalPort; |
Christoph Hellwig | 9a28f49 | 2006-01-13 18:04:41 +0100 | [diff] [blame] | 1536 | device_info->id = buffer->TargetID; |
Eric Moore | b506ade | 2007-01-29 09:45:37 -0700 | [diff] [blame] | 1537 | device_info->phys_disk_num = ~0; |
Christoph Hellwig | 9a28f49 | 2006-01-13 18:04:41 +0100 | [diff] [blame] | 1538 | device_info->channel = buffer->Bus; |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 1539 | memcpy(&sas_address, &buffer->SASAddress, sizeof(__le64)); |
| 1540 | device_info->sas_address = le64_to_cpu(sas_address); |
| 1541 | device_info->device_info = |
| 1542 | le32_to_cpu(buffer->DeviceInfo); |
| 1543 | |
| 1544 | out_free_consistent: |
| 1545 | pci_free_consistent(ioc->pcidev, hdr.ExtPageLength * 4, |
| 1546 | buffer, dma_handle); |
| 1547 | out: |
| 1548 | return error; |
| 1549 | } |
| 1550 | |
| 1551 | static int |
| 1552 | mptsas_sas_expander_pg0(MPT_ADAPTER *ioc, struct mptsas_portinfo *port_info, |
| 1553 | u32 form, u32 form_specific) |
| 1554 | { |
| 1555 | ConfigExtendedPageHeader_t hdr; |
| 1556 | CONFIGPARMS cfg; |
| 1557 | SasExpanderPage0_t *buffer; |
| 1558 | dma_addr_t dma_handle; |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 1559 | int i, error; |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 1560 | |
| 1561 | hdr.PageVersion = MPI_SASEXPANDER0_PAGEVERSION; |
| 1562 | hdr.ExtPageLength = 0; |
| 1563 | hdr.PageNumber = 0; |
| 1564 | hdr.Reserved1 = 0; |
| 1565 | hdr.Reserved2 = 0; |
| 1566 | hdr.PageType = MPI_CONFIG_PAGETYPE_EXTENDED; |
| 1567 | hdr.ExtPageType = MPI_CONFIG_EXTPAGETYPE_SAS_EXPANDER; |
| 1568 | |
| 1569 | cfg.cfghdr.ehdr = &hdr; |
| 1570 | cfg.physAddr = -1; |
| 1571 | cfg.pageAddr = form + form_specific; |
| 1572 | cfg.action = MPI_CONFIG_ACTION_PAGE_HEADER; |
| 1573 | cfg.dir = 0; /* read */ |
| 1574 | cfg.timeout = 10; |
| 1575 | |
Moore, Eric | db9c917 | 2006-03-14 09:14:18 -0700 | [diff] [blame] | 1576 | memset(port_info, 0, sizeof(struct mptsas_portinfo)); |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 1577 | error = mpt_config(ioc, &cfg); |
| 1578 | if (error) |
| 1579 | goto out; |
| 1580 | |
| 1581 | if (!hdr.ExtPageLength) { |
| 1582 | error = -ENXIO; |
| 1583 | goto out; |
| 1584 | } |
| 1585 | |
| 1586 | buffer = pci_alloc_consistent(ioc->pcidev, hdr.ExtPageLength * 4, |
| 1587 | &dma_handle); |
| 1588 | if (!buffer) { |
| 1589 | error = -ENOMEM; |
| 1590 | goto out; |
| 1591 | } |
| 1592 | |
| 1593 | cfg.physAddr = dma_handle; |
| 1594 | cfg.action = MPI_CONFIG_ACTION_PAGE_READ_CURRENT; |
| 1595 | |
| 1596 | error = mpt_config(ioc, &cfg); |
| 1597 | if (error) |
| 1598 | goto out_free_consistent; |
| 1599 | |
| 1600 | /* save config data */ |
| 1601 | port_info->num_phys = buffer->NumPhys; |
| 1602 | port_info->handle = le16_to_cpu(buffer->DevHandle); |
| 1603 | port_info->phy_info = kcalloc(port_info->num_phys, |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 1604 | sizeof(*port_info->phy_info),GFP_KERNEL); |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 1605 | if (!port_info->phy_info) { |
| 1606 | error = -ENOMEM; |
| 1607 | goto out_free_consistent; |
| 1608 | } |
| 1609 | |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 1610 | for (i = 0; i < port_info->num_phys; i++) |
| 1611 | port_info->phy_info[i].portinfo = port_info; |
| 1612 | |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 1613 | out_free_consistent: |
| 1614 | pci_free_consistent(ioc->pcidev, hdr.ExtPageLength * 4, |
| 1615 | buffer, dma_handle); |
| 1616 | out: |
| 1617 | return error; |
| 1618 | } |
| 1619 | |
| 1620 | static int |
| 1621 | mptsas_sas_expander_pg1(MPT_ADAPTER *ioc, struct mptsas_phyinfo *phy_info, |
| 1622 | u32 form, u32 form_specific) |
| 1623 | { |
| 1624 | ConfigExtendedPageHeader_t hdr; |
| 1625 | CONFIGPARMS cfg; |
| 1626 | SasExpanderPage1_t *buffer; |
| 1627 | dma_addr_t dma_handle; |
Moore, Eric | bd23e94 | 2006-04-17 12:43:04 -0600 | [diff] [blame] | 1628 | int error=0; |
| 1629 | |
| 1630 | if (ioc->sas_discovery_runtime && |
| 1631 | mptsas_is_end_device(&phy_info->attached)) |
| 1632 | goto out; |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 1633 | |
| 1634 | hdr.PageVersion = MPI_SASEXPANDER0_PAGEVERSION; |
| 1635 | hdr.ExtPageLength = 0; |
| 1636 | hdr.PageNumber = 1; |
| 1637 | hdr.Reserved1 = 0; |
| 1638 | hdr.Reserved2 = 0; |
| 1639 | hdr.PageType = MPI_CONFIG_PAGETYPE_EXTENDED; |
| 1640 | hdr.ExtPageType = MPI_CONFIG_EXTPAGETYPE_SAS_EXPANDER; |
| 1641 | |
| 1642 | cfg.cfghdr.ehdr = &hdr; |
| 1643 | cfg.physAddr = -1; |
| 1644 | cfg.pageAddr = form + form_specific; |
| 1645 | cfg.action = MPI_CONFIG_ACTION_PAGE_HEADER; |
| 1646 | cfg.dir = 0; /* read */ |
| 1647 | cfg.timeout = 10; |
| 1648 | |
| 1649 | error = mpt_config(ioc, &cfg); |
| 1650 | if (error) |
| 1651 | goto out; |
| 1652 | |
| 1653 | if (!hdr.ExtPageLength) { |
| 1654 | error = -ENXIO; |
| 1655 | goto out; |
| 1656 | } |
| 1657 | |
| 1658 | buffer = pci_alloc_consistent(ioc->pcidev, hdr.ExtPageLength * 4, |
| 1659 | &dma_handle); |
| 1660 | if (!buffer) { |
| 1661 | error = -ENOMEM; |
| 1662 | goto out; |
| 1663 | } |
| 1664 | |
| 1665 | cfg.physAddr = dma_handle; |
| 1666 | cfg.action = MPI_CONFIG_ACTION_PAGE_READ_CURRENT; |
| 1667 | |
| 1668 | error = mpt_config(ioc, &cfg); |
| 1669 | if (error) |
| 1670 | goto out_free_consistent; |
| 1671 | |
| 1672 | |
| 1673 | mptsas_print_expander_pg1(buffer); |
| 1674 | |
| 1675 | /* save config data */ |
Eric Moore | 024358e | 2005-10-21 20:56:36 +0200 | [diff] [blame] | 1676 | phy_info->phy_id = buffer->PhyIdentifier; |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 1677 | phy_info->port_id = buffer->PhysicalPort; |
| 1678 | phy_info->negotiated_link_rate = buffer->NegotiatedLinkRate; |
| 1679 | phy_info->programmed_link_rate = buffer->ProgrammedLinkRate; |
| 1680 | phy_info->hw_link_rate = buffer->HwLinkRate; |
| 1681 | phy_info->identify.handle = le16_to_cpu(buffer->OwnerDevHandle); |
| 1682 | phy_info->attached.handle = le16_to_cpu(buffer->AttachedDevHandle); |
| 1683 | |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 1684 | out_free_consistent: |
| 1685 | pci_free_consistent(ioc->pcidev, hdr.ExtPageLength * 4, |
| 1686 | buffer, dma_handle); |
| 1687 | out: |
| 1688 | return error; |
| 1689 | } |
| 1690 | |
| 1691 | static void |
| 1692 | mptsas_parse_device_info(struct sas_identify *identify, |
| 1693 | struct mptsas_devinfo *device_info) |
| 1694 | { |
| 1695 | u16 protocols; |
| 1696 | |
| 1697 | identify->sas_address = device_info->sas_address; |
| 1698 | identify->phy_identifier = device_info->phy_id; |
| 1699 | |
| 1700 | /* |
| 1701 | * Fill in Phy Initiator Port Protocol. |
| 1702 | * Bits 6:3, more than one bit can be set, fall through cases. |
| 1703 | */ |
| 1704 | protocols = device_info->device_info & 0x78; |
| 1705 | identify->initiator_port_protocols = 0; |
| 1706 | if (protocols & MPI_SAS_DEVICE_INFO_SSP_INITIATOR) |
| 1707 | identify->initiator_port_protocols |= SAS_PROTOCOL_SSP; |
| 1708 | if (protocols & MPI_SAS_DEVICE_INFO_STP_INITIATOR) |
| 1709 | identify->initiator_port_protocols |= SAS_PROTOCOL_STP; |
| 1710 | if (protocols & MPI_SAS_DEVICE_INFO_SMP_INITIATOR) |
| 1711 | identify->initiator_port_protocols |= SAS_PROTOCOL_SMP; |
| 1712 | if (protocols & MPI_SAS_DEVICE_INFO_SATA_HOST) |
| 1713 | identify->initiator_port_protocols |= SAS_PROTOCOL_SATA; |
| 1714 | |
| 1715 | /* |
| 1716 | * Fill in Phy Target Port Protocol. |
| 1717 | * Bits 10:7, more than one bit can be set, fall through cases. |
| 1718 | */ |
| 1719 | protocols = device_info->device_info & 0x780; |
| 1720 | identify->target_port_protocols = 0; |
| 1721 | if (protocols & MPI_SAS_DEVICE_INFO_SSP_TARGET) |
| 1722 | identify->target_port_protocols |= SAS_PROTOCOL_SSP; |
| 1723 | if (protocols & MPI_SAS_DEVICE_INFO_STP_TARGET) |
| 1724 | identify->target_port_protocols |= SAS_PROTOCOL_STP; |
| 1725 | if (protocols & MPI_SAS_DEVICE_INFO_SMP_TARGET) |
| 1726 | identify->target_port_protocols |= SAS_PROTOCOL_SMP; |
| 1727 | if (protocols & MPI_SAS_DEVICE_INFO_SATA_DEVICE) |
| 1728 | identify->target_port_protocols |= SAS_PROTOCOL_SATA; |
| 1729 | |
| 1730 | /* |
| 1731 | * Fill in Attached device type. |
| 1732 | */ |
| 1733 | switch (device_info->device_info & |
| 1734 | MPI_SAS_DEVICE_INFO_MASK_DEVICE_TYPE) { |
| 1735 | case MPI_SAS_DEVICE_INFO_NO_DEVICE: |
| 1736 | identify->device_type = SAS_PHY_UNUSED; |
| 1737 | break; |
| 1738 | case MPI_SAS_DEVICE_INFO_END_DEVICE: |
| 1739 | identify->device_type = SAS_END_DEVICE; |
| 1740 | break; |
| 1741 | case MPI_SAS_DEVICE_INFO_EDGE_EXPANDER: |
| 1742 | identify->device_type = SAS_EDGE_EXPANDER_DEVICE; |
| 1743 | break; |
| 1744 | case MPI_SAS_DEVICE_INFO_FANOUT_EXPANDER: |
| 1745 | identify->device_type = SAS_FANOUT_EXPANDER_DEVICE; |
| 1746 | break; |
| 1747 | } |
| 1748 | } |
| 1749 | |
| 1750 | static int mptsas_probe_one_phy(struct device *dev, |
Christoph Hellwig | ac01bbb | 2005-10-19 20:01:17 +0200 | [diff] [blame] | 1751 | struct mptsas_phyinfo *phy_info, int index, int local) |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 1752 | { |
Moore, Eric | e6b2d76 | 2006-03-14 09:14:24 -0700 | [diff] [blame] | 1753 | MPT_ADAPTER *ioc; |
Christoph Hellwig | 9a28f49 | 2006-01-13 18:04:41 +0100 | [diff] [blame] | 1754 | struct sas_phy *phy; |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 1755 | struct sas_port *port; |
| 1756 | int error = 0; |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 1757 | |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 1758 | if (!dev) { |
| 1759 | error = -ENODEV; |
| 1760 | goto out; |
| 1761 | } |
Moore, Eric | e6b2d76 | 2006-03-14 09:14:24 -0700 | [diff] [blame] | 1762 | |
| 1763 | if (!phy_info->phy) { |
| 1764 | phy = sas_phy_alloc(dev, index); |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 1765 | if (!phy) { |
| 1766 | error = -ENOMEM; |
| 1767 | goto out; |
| 1768 | } |
Moore, Eric | e6b2d76 | 2006-03-14 09:14:24 -0700 | [diff] [blame] | 1769 | } else |
| 1770 | phy = phy_info->phy; |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 1771 | |
Christoph Hellwig | 9a28f49 | 2006-01-13 18:04:41 +0100 | [diff] [blame] | 1772 | mptsas_parse_device_info(&phy->identify, &phy_info->identify); |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 1773 | |
| 1774 | /* |
| 1775 | * Set Negotiated link rate. |
| 1776 | */ |
| 1777 | switch (phy_info->negotiated_link_rate) { |
| 1778 | case MPI_SAS_IOUNIT0_RATE_PHY_DISABLED: |
Christoph Hellwig | 9a28f49 | 2006-01-13 18:04:41 +0100 | [diff] [blame] | 1779 | phy->negotiated_linkrate = SAS_PHY_DISABLED; |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 1780 | break; |
| 1781 | case MPI_SAS_IOUNIT0_RATE_FAILED_SPEED_NEGOTIATION: |
Christoph Hellwig | 9a28f49 | 2006-01-13 18:04:41 +0100 | [diff] [blame] | 1782 | phy->negotiated_linkrate = SAS_LINK_RATE_FAILED; |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 1783 | break; |
| 1784 | case MPI_SAS_IOUNIT0_RATE_1_5: |
Christoph Hellwig | 9a28f49 | 2006-01-13 18:04:41 +0100 | [diff] [blame] | 1785 | phy->negotiated_linkrate = SAS_LINK_RATE_1_5_GBPS; |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 1786 | break; |
| 1787 | case MPI_SAS_IOUNIT0_RATE_3_0: |
Christoph Hellwig | 9a28f49 | 2006-01-13 18:04:41 +0100 | [diff] [blame] | 1788 | phy->negotiated_linkrate = SAS_LINK_RATE_3_0_GBPS; |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 1789 | break; |
| 1790 | case MPI_SAS_IOUNIT0_RATE_SATA_OOB_COMPLETE: |
| 1791 | case MPI_SAS_IOUNIT0_RATE_UNKNOWN: |
| 1792 | default: |
Christoph Hellwig | 9a28f49 | 2006-01-13 18:04:41 +0100 | [diff] [blame] | 1793 | phy->negotiated_linkrate = SAS_LINK_RATE_UNKNOWN; |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 1794 | break; |
| 1795 | } |
| 1796 | |
| 1797 | /* |
| 1798 | * Set Max hardware link rate. |
| 1799 | */ |
| 1800 | switch (phy_info->hw_link_rate & MPI_SAS_PHY0_PRATE_MAX_RATE_MASK) { |
| 1801 | case MPI_SAS_PHY0_HWRATE_MAX_RATE_1_5: |
Christoph Hellwig | 9a28f49 | 2006-01-13 18:04:41 +0100 | [diff] [blame] | 1802 | phy->maximum_linkrate_hw = SAS_LINK_RATE_1_5_GBPS; |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 1803 | break; |
| 1804 | case MPI_SAS_PHY0_PRATE_MAX_RATE_3_0: |
Christoph Hellwig | 9a28f49 | 2006-01-13 18:04:41 +0100 | [diff] [blame] | 1805 | phy->maximum_linkrate_hw = SAS_LINK_RATE_3_0_GBPS; |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 1806 | break; |
| 1807 | default: |
| 1808 | break; |
| 1809 | } |
| 1810 | |
| 1811 | /* |
| 1812 | * Set Max programmed link rate. |
| 1813 | */ |
| 1814 | switch (phy_info->programmed_link_rate & |
| 1815 | MPI_SAS_PHY0_PRATE_MAX_RATE_MASK) { |
| 1816 | case MPI_SAS_PHY0_PRATE_MAX_RATE_1_5: |
Christoph Hellwig | 9a28f49 | 2006-01-13 18:04:41 +0100 | [diff] [blame] | 1817 | phy->maximum_linkrate = SAS_LINK_RATE_1_5_GBPS; |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 1818 | break; |
| 1819 | case MPI_SAS_PHY0_PRATE_MAX_RATE_3_0: |
Christoph Hellwig | 9a28f49 | 2006-01-13 18:04:41 +0100 | [diff] [blame] | 1820 | phy->maximum_linkrate = SAS_LINK_RATE_3_0_GBPS; |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 1821 | break; |
| 1822 | default: |
| 1823 | break; |
| 1824 | } |
| 1825 | |
| 1826 | /* |
| 1827 | * Set Min hardware link rate. |
| 1828 | */ |
| 1829 | switch (phy_info->hw_link_rate & MPI_SAS_PHY0_HWRATE_MIN_RATE_MASK) { |
| 1830 | case MPI_SAS_PHY0_HWRATE_MIN_RATE_1_5: |
Christoph Hellwig | 9a28f49 | 2006-01-13 18:04:41 +0100 | [diff] [blame] | 1831 | phy->minimum_linkrate_hw = SAS_LINK_RATE_1_5_GBPS; |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 1832 | break; |
| 1833 | case MPI_SAS_PHY0_PRATE_MIN_RATE_3_0: |
Christoph Hellwig | 9a28f49 | 2006-01-13 18:04:41 +0100 | [diff] [blame] | 1834 | phy->minimum_linkrate_hw = SAS_LINK_RATE_3_0_GBPS; |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 1835 | break; |
| 1836 | default: |
| 1837 | break; |
| 1838 | } |
| 1839 | |
| 1840 | /* |
| 1841 | * Set Min programmed link rate. |
| 1842 | */ |
| 1843 | switch (phy_info->programmed_link_rate & |
| 1844 | MPI_SAS_PHY0_PRATE_MIN_RATE_MASK) { |
| 1845 | case MPI_SAS_PHY0_PRATE_MIN_RATE_1_5: |
Christoph Hellwig | 9a28f49 | 2006-01-13 18:04:41 +0100 | [diff] [blame] | 1846 | phy->minimum_linkrate = SAS_LINK_RATE_1_5_GBPS; |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 1847 | break; |
| 1848 | case MPI_SAS_PHY0_PRATE_MIN_RATE_3_0: |
Christoph Hellwig | 9a28f49 | 2006-01-13 18:04:41 +0100 | [diff] [blame] | 1849 | phy->minimum_linkrate = SAS_LINK_RATE_3_0_GBPS; |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 1850 | break; |
| 1851 | default: |
| 1852 | break; |
| 1853 | } |
| 1854 | |
Moore, Eric | e6b2d76 | 2006-03-14 09:14:24 -0700 | [diff] [blame] | 1855 | if (!phy_info->phy) { |
Christoph Hellwig | ac01bbb | 2005-10-19 20:01:17 +0200 | [diff] [blame] | 1856 | |
Moore, Eric | e6b2d76 | 2006-03-14 09:14:24 -0700 | [diff] [blame] | 1857 | error = sas_phy_add(phy); |
| 1858 | if (error) { |
| 1859 | sas_phy_free(phy); |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 1860 | goto out; |
Moore, Eric | e6b2d76 | 2006-03-14 09:14:24 -0700 | [diff] [blame] | 1861 | } |
| 1862 | phy_info->phy = phy; |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 1863 | } |
| 1864 | |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 1865 | if (!phy_info->attached.handle || |
| 1866 | !phy_info->port_details) |
| 1867 | goto out; |
| 1868 | |
| 1869 | port = mptsas_get_port(phy_info); |
| 1870 | ioc = phy_to_ioc(phy_info->phy); |
| 1871 | |
| 1872 | if (phy_info->sas_port_add_phy) { |
| 1873 | |
| 1874 | if (!port) { |
Eric Moore | dc22f16 | 2006-07-06 11:23:14 -0600 | [diff] [blame] | 1875 | port = sas_port_alloc_num(dev); |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 1876 | if (!port) { |
| 1877 | error = -ENOMEM; |
| 1878 | goto out; |
| 1879 | } |
| 1880 | error = sas_port_add(port); |
| 1881 | if (error) { |
| 1882 | dfailprintk((MYIOC_s_ERR_FMT |
| 1883 | "%s: exit at line=%d\n", ioc->name, |
| 1884 | __FUNCTION__, __LINE__)); |
| 1885 | goto out; |
| 1886 | } |
| 1887 | mptsas_set_port(phy_info, port); |
Eric Moore | dc22f16 | 2006-07-06 11:23:14 -0600 | [diff] [blame] | 1888 | dsaswideprintk((KERN_DEBUG |
| 1889 | "sas_port_alloc: port=%p dev=%p port_id=%d\n", |
| 1890 | port, dev, port->port_identifier)); |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 1891 | } |
| 1892 | dsaswideprintk((KERN_DEBUG "sas_port_add_phy: phy_id=%d\n", |
| 1893 | phy_info->phy_id)); |
| 1894 | sas_port_add_phy(port, phy_info->phy); |
| 1895 | phy_info->sas_port_add_phy = 0; |
| 1896 | } |
| 1897 | |
| 1898 | if (!mptsas_get_rphy(phy_info) && port && !port->rphy) { |
Moore, Eric | e6b2d76 | 2006-03-14 09:14:24 -0700 | [diff] [blame] | 1899 | |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 1900 | struct sas_rphy *rphy; |
James Bottomley | 2686de2 | 2006-06-30 12:54:02 -0500 | [diff] [blame] | 1901 | struct device *parent; |
James Bottomley | f013db3 | 2006-03-18 14:54:36 -0600 | [diff] [blame] | 1902 | struct sas_identify identify; |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 1903 | |
James Bottomley | 2686de2 | 2006-06-30 12:54:02 -0500 | [diff] [blame] | 1904 | parent = dev->parent->parent; |
Moore, Eric | e6b2d76 | 2006-03-14 09:14:24 -0700 | [diff] [blame] | 1905 | /* |
| 1906 | * Let the hotplug_work thread handle processing |
| 1907 | * the adding/removing of devices that occur |
| 1908 | * after start of day. |
| 1909 | */ |
| 1910 | if (ioc->sas_discovery_runtime && |
| 1911 | mptsas_is_end_device(&phy_info->attached)) |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 1912 | goto out; |
Moore, Eric | e6b2d76 | 2006-03-14 09:14:24 -0700 | [diff] [blame] | 1913 | |
James Bottomley | f013db3 | 2006-03-18 14:54:36 -0600 | [diff] [blame] | 1914 | mptsas_parse_device_info(&identify, &phy_info->attached); |
James Bottomley | 2686de2 | 2006-06-30 12:54:02 -0500 | [diff] [blame] | 1915 | if (scsi_is_host_device(parent)) { |
| 1916 | struct mptsas_portinfo *port_info; |
| 1917 | int i; |
| 1918 | |
| 1919 | mutex_lock(&ioc->sas_topology_mutex); |
| 1920 | port_info = mptsas_find_portinfo_by_handle(ioc, |
| 1921 | ioc->handle); |
| 1922 | mutex_unlock(&ioc->sas_topology_mutex); |
| 1923 | |
| 1924 | for (i = 0; i < port_info->num_phys; i++) |
| 1925 | if (port_info->phy_info[i].identify.sas_address == |
James Bottomley | 0c269e6 | 2006-07-12 09:51:04 -0400 | [diff] [blame] | 1926 | identify.sas_address) { |
| 1927 | sas_port_mark_backlink(port); |
James Bottomley | 2686de2 | 2006-06-30 12:54:02 -0500 | [diff] [blame] | 1928 | goto out; |
James Bottomley | 0c269e6 | 2006-07-12 09:51:04 -0400 | [diff] [blame] | 1929 | } |
James Bottomley | 2686de2 | 2006-06-30 12:54:02 -0500 | [diff] [blame] | 1930 | |
| 1931 | } else if (scsi_is_sas_rphy(parent)) { |
| 1932 | struct sas_rphy *parent_rphy = dev_to_rphy(parent); |
| 1933 | if (identify.sas_address == |
James Bottomley | 0c269e6 | 2006-07-12 09:51:04 -0400 | [diff] [blame] | 1934 | parent_rphy->identify.sas_address) { |
| 1935 | sas_port_mark_backlink(port); |
James Bottomley | 2686de2 | 2006-06-30 12:54:02 -0500 | [diff] [blame] | 1936 | goto out; |
James Bottomley | 0c269e6 | 2006-07-12 09:51:04 -0400 | [diff] [blame] | 1937 | } |
James Bottomley | 2686de2 | 2006-06-30 12:54:02 -0500 | [diff] [blame] | 1938 | } |
| 1939 | |
James Bottomley | f013db3 | 2006-03-18 14:54:36 -0600 | [diff] [blame] | 1940 | switch (identify.device_type) { |
| 1941 | case SAS_END_DEVICE: |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 1942 | rphy = sas_end_device_alloc(port); |
James Bottomley | f013db3 | 2006-03-18 14:54:36 -0600 | [diff] [blame] | 1943 | break; |
| 1944 | case SAS_EDGE_EXPANDER_DEVICE: |
| 1945 | case SAS_FANOUT_EXPANDER_DEVICE: |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 1946 | rphy = sas_expander_alloc(port, identify.device_type); |
James Bottomley | f013db3 | 2006-03-18 14:54:36 -0600 | [diff] [blame] | 1947 | break; |
| 1948 | default: |
| 1949 | rphy = NULL; |
| 1950 | break; |
| 1951 | } |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 1952 | if (!rphy) { |
| 1953 | dfailprintk((MYIOC_s_ERR_FMT |
| 1954 | "%s: exit at line=%d\n", ioc->name, |
| 1955 | __FUNCTION__, __LINE__)); |
| 1956 | goto out; |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 1957 | } |
| 1958 | |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 1959 | rphy->identify = identify; |
| 1960 | error = sas_rphy_add(rphy); |
| 1961 | if (error) { |
| 1962 | dfailprintk((MYIOC_s_ERR_FMT |
| 1963 | "%s: exit at line=%d\n", ioc->name, |
| 1964 | __FUNCTION__, __LINE__)); |
| 1965 | sas_rphy_free(rphy); |
| 1966 | goto out; |
| 1967 | } |
| 1968 | mptsas_set_rphy(phy_info, rphy); |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 1969 | } |
| 1970 | |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 1971 | out: |
| 1972 | return error; |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 1973 | } |
| 1974 | |
| 1975 | static int |
Moore, Eric | e6b2d76 | 2006-03-14 09:14:24 -0700 | [diff] [blame] | 1976 | mptsas_probe_hba_phys(MPT_ADAPTER *ioc) |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 1977 | { |
Moore, Eric | e6b2d76 | 2006-03-14 09:14:24 -0700 | [diff] [blame] | 1978 | struct mptsas_portinfo *port_info, *hba; |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 1979 | u32 handle = 0xFFFF; |
| 1980 | int error = -ENOMEM, i; |
| 1981 | |
Moore, Eric | e6b2d76 | 2006-03-14 09:14:24 -0700 | [diff] [blame] | 1982 | hba = kzalloc(sizeof(*port_info), GFP_KERNEL); |
| 1983 | if (! hba) |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 1984 | goto out; |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 1985 | |
Moore, Eric | e6b2d76 | 2006-03-14 09:14:24 -0700 | [diff] [blame] | 1986 | error = mptsas_sas_io_unit_pg0(ioc, hba); |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 1987 | if (error) |
| 1988 | goto out_free_port_info; |
| 1989 | |
Christoph Hellwig | 9a28f49 | 2006-01-13 18:04:41 +0100 | [diff] [blame] | 1990 | mutex_lock(&ioc->sas_topology_mutex); |
James Bottomley | 2686de2 | 2006-06-30 12:54:02 -0500 | [diff] [blame] | 1991 | ioc->handle = hba->handle; |
Moore, Eric | e6b2d76 | 2006-03-14 09:14:24 -0700 | [diff] [blame] | 1992 | port_info = mptsas_find_portinfo_by_handle(ioc, hba->handle); |
| 1993 | if (!port_info) { |
| 1994 | port_info = hba; |
| 1995 | list_add_tail(&port_info->list, &ioc->sas_topology); |
| 1996 | } else { |
| 1997 | port_info->handle = hba->handle; |
| 1998 | for (i = 0; i < hba->num_phys; i++) |
| 1999 | port_info->phy_info[i].negotiated_link_rate = |
| 2000 | hba->phy_info[i].negotiated_link_rate; |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 2001 | kfree(hba->phy_info); |
Moore, Eric | e6b2d76 | 2006-03-14 09:14:24 -0700 | [diff] [blame] | 2002 | kfree(hba); |
| 2003 | hba = NULL; |
| 2004 | } |
Christoph Hellwig | 9a28f49 | 2006-01-13 18:04:41 +0100 | [diff] [blame] | 2005 | mutex_unlock(&ioc->sas_topology_mutex); |
| 2006 | |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 2007 | for (i = 0; i < port_info->num_phys; i++) { |
| 2008 | mptsas_sas_phy_pg0(ioc, &port_info->phy_info[i], |
| 2009 | (MPI_SAS_PHY_PGAD_FORM_PHY_NUMBER << |
| 2010 | MPI_SAS_PHY_PGAD_FORM_SHIFT), i); |
| 2011 | |
| 2012 | mptsas_sas_device_pg0(ioc, &port_info->phy_info[i].identify, |
| 2013 | (MPI_SAS_DEVICE_PGAD_FORM_GET_NEXT_HANDLE << |
| 2014 | MPI_SAS_DEVICE_PGAD_FORM_SHIFT), handle); |
Eric Moore | 024358e | 2005-10-21 20:56:36 +0200 | [diff] [blame] | 2015 | port_info->phy_info[i].identify.phy_id = |
| 2016 | port_info->phy_info[i].phy_id; |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 2017 | handle = port_info->phy_info[i].identify.handle; |
| 2018 | |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 2019 | if (port_info->phy_info[i].attached.handle) |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 2020 | mptsas_sas_device_pg0(ioc, |
| 2021 | &port_info->phy_info[i].attached, |
| 2022 | (MPI_SAS_DEVICE_PGAD_FORM_HANDLE << |
| 2023 | MPI_SAS_DEVICE_PGAD_FORM_SHIFT), |
| 2024 | port_info->phy_info[i].attached.handle); |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 2025 | } |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 2026 | |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 2027 | mptsas_setup_wide_ports(ioc, port_info); |
| 2028 | |
| 2029 | for (i = 0; i < port_info->num_phys; i++, ioc->sas_index++) |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 2030 | mptsas_probe_one_phy(&ioc->sh->shost_gendev, |
Moore, Eric | e6b2d76 | 2006-03-14 09:14:24 -0700 | [diff] [blame] | 2031 | &port_info->phy_info[i], ioc->sas_index, 1); |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 2032 | |
| 2033 | return 0; |
| 2034 | |
| 2035 | out_free_port_info: |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 2036 | kfree(hba); |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 2037 | out: |
| 2038 | return error; |
| 2039 | } |
| 2040 | |
| 2041 | static int |
Moore, Eric | e6b2d76 | 2006-03-14 09:14:24 -0700 | [diff] [blame] | 2042 | mptsas_probe_expander_phys(MPT_ADAPTER *ioc, u32 *handle) |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 2043 | { |
Moore, Eric | e6b2d76 | 2006-03-14 09:14:24 -0700 | [diff] [blame] | 2044 | struct mptsas_portinfo *port_info, *p, *ex; |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 2045 | struct device *parent; |
| 2046 | struct sas_rphy *rphy; |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 2047 | int error = -ENOMEM, i, j; |
| 2048 | |
Moore, Eric | e6b2d76 | 2006-03-14 09:14:24 -0700 | [diff] [blame] | 2049 | ex = kzalloc(sizeof(*port_info), GFP_KERNEL); |
| 2050 | if (!ex) |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 2051 | goto out; |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 2052 | |
Moore, Eric | e6b2d76 | 2006-03-14 09:14:24 -0700 | [diff] [blame] | 2053 | error = mptsas_sas_expander_pg0(ioc, ex, |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 2054 | (MPI_SAS_EXPAND_PGAD_FORM_GET_NEXT_HANDLE << |
| 2055 | MPI_SAS_EXPAND_PGAD_FORM_SHIFT), *handle); |
| 2056 | if (error) |
| 2057 | goto out_free_port_info; |
| 2058 | |
Moore, Eric | e6b2d76 | 2006-03-14 09:14:24 -0700 | [diff] [blame] | 2059 | *handle = ex->handle; |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 2060 | |
Christoph Hellwig | 9a28f49 | 2006-01-13 18:04:41 +0100 | [diff] [blame] | 2061 | mutex_lock(&ioc->sas_topology_mutex); |
Moore, Eric | e6b2d76 | 2006-03-14 09:14:24 -0700 | [diff] [blame] | 2062 | port_info = mptsas_find_portinfo_by_handle(ioc, *handle); |
| 2063 | if (!port_info) { |
| 2064 | port_info = ex; |
| 2065 | list_add_tail(&port_info->list, &ioc->sas_topology); |
| 2066 | } else { |
| 2067 | port_info->handle = ex->handle; |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 2068 | kfree(ex->phy_info); |
Moore, Eric | e6b2d76 | 2006-03-14 09:14:24 -0700 | [diff] [blame] | 2069 | kfree(ex); |
| 2070 | ex = NULL; |
| 2071 | } |
Christoph Hellwig | 9a28f49 | 2006-01-13 18:04:41 +0100 | [diff] [blame] | 2072 | mutex_unlock(&ioc->sas_topology_mutex); |
| 2073 | |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 2074 | for (i = 0; i < port_info->num_phys; i++) { |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 2075 | mptsas_sas_expander_pg1(ioc, &port_info->phy_info[i], |
| 2076 | (MPI_SAS_EXPAND_PGAD_FORM_HANDLE_PHY_NUM << |
| 2077 | MPI_SAS_EXPAND_PGAD_FORM_SHIFT), (i << 16) + *handle); |
| 2078 | |
| 2079 | if (port_info->phy_info[i].identify.handle) { |
| 2080 | mptsas_sas_device_pg0(ioc, |
| 2081 | &port_info->phy_info[i].identify, |
| 2082 | (MPI_SAS_DEVICE_PGAD_FORM_HANDLE << |
| 2083 | MPI_SAS_DEVICE_PGAD_FORM_SHIFT), |
| 2084 | port_info->phy_info[i].identify.handle); |
Eric Moore | 024358e | 2005-10-21 20:56:36 +0200 | [diff] [blame] | 2085 | port_info->phy_info[i].identify.phy_id = |
| 2086 | port_info->phy_info[i].phy_id; |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 2087 | } |
| 2088 | |
| 2089 | if (port_info->phy_info[i].attached.handle) { |
| 2090 | mptsas_sas_device_pg0(ioc, |
| 2091 | &port_info->phy_info[i].attached, |
| 2092 | (MPI_SAS_DEVICE_PGAD_FORM_HANDLE << |
| 2093 | MPI_SAS_DEVICE_PGAD_FORM_SHIFT), |
| 2094 | port_info->phy_info[i].attached.handle); |
Moore, Eric | db9c917 | 2006-03-14 09:14:18 -0700 | [diff] [blame] | 2095 | port_info->phy_info[i].attached.phy_id = |
| 2096 | port_info->phy_info[i].phy_id; |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 2097 | } |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 2098 | } |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 2099 | |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 2100 | parent = &ioc->sh->shost_gendev; |
| 2101 | for (i = 0; i < port_info->num_phys; i++) { |
Christoph Hellwig | 9a28f49 | 2006-01-13 18:04:41 +0100 | [diff] [blame] | 2102 | mutex_lock(&ioc->sas_topology_mutex); |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 2103 | list_for_each_entry(p, &ioc->sas_topology, list) { |
| 2104 | for (j = 0; j < p->num_phys; j++) { |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 2105 | if (port_info->phy_info[i].identify.handle != |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 2106 | p->phy_info[j].attached.handle) |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 2107 | continue; |
| 2108 | rphy = mptsas_get_rphy(&p->phy_info[j]); |
| 2109 | parent = &rphy->dev; |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 2110 | } |
| 2111 | } |
Christoph Hellwig | 9a28f49 | 2006-01-13 18:04:41 +0100 | [diff] [blame] | 2112 | mutex_unlock(&ioc->sas_topology_mutex); |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 2113 | } |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 2114 | |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 2115 | mptsas_setup_wide_ports(ioc, port_info); |
| 2116 | |
| 2117 | for (i = 0; i < port_info->num_phys; i++, ioc->sas_index++) |
Christoph Hellwig | ac01bbb | 2005-10-19 20:01:17 +0200 | [diff] [blame] | 2118 | mptsas_probe_one_phy(parent, &port_info->phy_info[i], |
Moore, Eric | e6b2d76 | 2006-03-14 09:14:24 -0700 | [diff] [blame] | 2119 | ioc->sas_index, 0); |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 2120 | |
| 2121 | return 0; |
| 2122 | |
| 2123 | out_free_port_info: |
Moore, Eric | e6b2d76 | 2006-03-14 09:14:24 -0700 | [diff] [blame] | 2124 | if (ex) { |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 2125 | kfree(ex->phy_info); |
Moore, Eric | e6b2d76 | 2006-03-14 09:14:24 -0700 | [diff] [blame] | 2126 | kfree(ex); |
| 2127 | } |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 2128 | out: |
| 2129 | return error; |
| 2130 | } |
| 2131 | |
Moore, Eric | e6b2d76 | 2006-03-14 09:14:24 -0700 | [diff] [blame] | 2132 | /* |
| 2133 | * mptsas_delete_expander_phys |
| 2134 | * |
| 2135 | * |
| 2136 | * This will traverse topology, and remove expanders |
| 2137 | * that are no longer present |
| 2138 | */ |
| 2139 | static void |
| 2140 | mptsas_delete_expander_phys(MPT_ADAPTER *ioc) |
| 2141 | { |
| 2142 | struct mptsas_portinfo buffer; |
| 2143 | struct mptsas_portinfo *port_info, *n, *parent; |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 2144 | struct mptsas_phyinfo *phy_info; |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 2145 | struct sas_port * port; |
Moore, Eric | e6b2d76 | 2006-03-14 09:14:24 -0700 | [diff] [blame] | 2146 | int i; |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 2147 | u64 expander_sas_address; |
Moore, Eric | e6b2d76 | 2006-03-14 09:14:24 -0700 | [diff] [blame] | 2148 | |
| 2149 | mutex_lock(&ioc->sas_topology_mutex); |
| 2150 | list_for_each_entry_safe(port_info, n, &ioc->sas_topology, list) { |
| 2151 | |
| 2152 | if (port_info->phy_info && |
| 2153 | (!(port_info->phy_info[0].identify.device_info & |
| 2154 | MPI_SAS_DEVICE_INFO_SMP_TARGET))) |
| 2155 | continue; |
| 2156 | |
| 2157 | if (mptsas_sas_expander_pg0(ioc, &buffer, |
| 2158 | (MPI_SAS_EXPAND_PGAD_FORM_HANDLE << |
| 2159 | MPI_SAS_EXPAND_PGAD_FORM_SHIFT), port_info->handle)) { |
| 2160 | |
| 2161 | /* |
| 2162 | * Obtain the port_info instance to the parent port |
| 2163 | */ |
| 2164 | parent = mptsas_find_portinfo_by_handle(ioc, |
| 2165 | port_info->phy_info[0].identify.handle_parent); |
| 2166 | |
| 2167 | if (!parent) |
| 2168 | goto next_port; |
| 2169 | |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 2170 | expander_sas_address = |
| 2171 | port_info->phy_info[0].identify.sas_address; |
| 2172 | |
Moore, Eric | e6b2d76 | 2006-03-14 09:14:24 -0700 | [diff] [blame] | 2173 | /* |
| 2174 | * Delete rphys in the parent that point |
| 2175 | * to this expander. The transport layer will |
| 2176 | * cleanup all the children. |
| 2177 | */ |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 2178 | phy_info = parent->phy_info; |
| 2179 | for (i = 0; i < parent->num_phys; i++, phy_info++) { |
| 2180 | port = mptsas_get_port(phy_info); |
| 2181 | if (!port) |
Moore, Eric | e6b2d76 | 2006-03-14 09:14:24 -0700 | [diff] [blame] | 2182 | continue; |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 2183 | if (phy_info->attached.sas_address != |
| 2184 | expander_sas_address) |
| 2185 | continue; |
| 2186 | #ifdef MPT_DEBUG_SAS_WIDE |
Eric Moore | dc22f16 | 2006-07-06 11:23:14 -0600 | [diff] [blame] | 2187 | dev_printk(KERN_DEBUG, &port->dev, |
| 2188 | "delete port (%d)\n", port->port_identifier); |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 2189 | #endif |
| 2190 | sas_port_delete(port); |
| 2191 | mptsas_port_delete(phy_info->port_details); |
Moore, Eric | e6b2d76 | 2006-03-14 09:14:24 -0700 | [diff] [blame] | 2192 | } |
| 2193 | next_port: |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 2194 | |
| 2195 | phy_info = port_info->phy_info; |
| 2196 | for (i = 0; i < port_info->num_phys; i++, phy_info++) |
| 2197 | mptsas_port_delete(phy_info->port_details); |
| 2198 | |
Moore, Eric | e6b2d76 | 2006-03-14 09:14:24 -0700 | [diff] [blame] | 2199 | list_del(&port_info->list); |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 2200 | kfree(port_info->phy_info); |
Moore, Eric | e6b2d76 | 2006-03-14 09:14:24 -0700 | [diff] [blame] | 2201 | kfree(port_info); |
| 2202 | } |
| 2203 | /* |
| 2204 | * Free this memory allocated from inside |
| 2205 | * mptsas_sas_expander_pg0 |
| 2206 | */ |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 2207 | kfree(buffer.phy_info); |
Moore, Eric | e6b2d76 | 2006-03-14 09:14:24 -0700 | [diff] [blame] | 2208 | } |
| 2209 | mutex_unlock(&ioc->sas_topology_mutex); |
| 2210 | } |
| 2211 | |
| 2212 | /* |
| 2213 | * Start of day discovery |
| 2214 | */ |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 2215 | static void |
| 2216 | mptsas_scan_sas_topology(MPT_ADAPTER *ioc) |
| 2217 | { |
| 2218 | u32 handle = 0xFFFF; |
Moore, Eric | f44e546 | 2006-03-14 09:14:21 -0700 | [diff] [blame] | 2219 | int i; |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 2220 | |
Moore, Eric | e6b2d76 | 2006-03-14 09:14:24 -0700 | [diff] [blame] | 2221 | mutex_lock(&ioc->sas_discovery_mutex); |
| 2222 | mptsas_probe_hba_phys(ioc); |
| 2223 | while (!mptsas_probe_expander_phys(ioc, &handle)) |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 2224 | ; |
Moore, Eric | f44e546 | 2006-03-14 09:14:21 -0700 | [diff] [blame] | 2225 | /* |
| 2226 | Reporting RAID volumes. |
| 2227 | */ |
Eric Moore | b506ade | 2007-01-29 09:45:37 -0700 | [diff] [blame] | 2228 | if (!ioc->ir_firmware) |
| 2229 | goto out; |
Moore, Eric | f44e546 | 2006-03-14 09:14:21 -0700 | [diff] [blame] | 2230 | if (!ioc->raid_data.pIocPg2) |
| 2231 | goto out; |
| 2232 | if (!ioc->raid_data.pIocPg2->NumActiveVolumes) |
| 2233 | goto out; |
Eric Moore | 793955f | 2007-01-29 09:42:20 -0700 | [diff] [blame] | 2234 | for (i = 0; i < ioc->raid_data.pIocPg2->NumActiveVolumes; i++) { |
James Bottomley | e8bf394 | 2006-07-11 17:49:34 -0400 | [diff] [blame] | 2235 | scsi_add_device(ioc->sh, MPTSAS_RAID_CHANNEL, |
Moore, Eric | f44e546 | 2006-03-14 09:14:21 -0700 | [diff] [blame] | 2236 | ioc->raid_data.pIocPg2->RaidVolume[i].VolumeID, 0); |
| 2237 | } |
| 2238 | out: |
Moore, Eric | e6b2d76 | 2006-03-14 09:14:24 -0700 | [diff] [blame] | 2239 | mutex_unlock(&ioc->sas_discovery_mutex); |
| 2240 | } |
| 2241 | |
| 2242 | /* |
| 2243 | * Work queue thread to handle Runtime discovery |
| 2244 | * Mere purpose is the hot add/delete of expanders |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 2245 | *(Mutex UNLOCKED) |
Moore, Eric | e6b2d76 | 2006-03-14 09:14:24 -0700 | [diff] [blame] | 2246 | */ |
| 2247 | static void |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 2248 | __mptsas_discovery_work(MPT_ADAPTER *ioc) |
Moore, Eric | e6b2d76 | 2006-03-14 09:14:24 -0700 | [diff] [blame] | 2249 | { |
Moore, Eric | e6b2d76 | 2006-03-14 09:14:24 -0700 | [diff] [blame] | 2250 | u32 handle = 0xFFFF; |
| 2251 | |
Moore, Eric | e6b2d76 | 2006-03-14 09:14:24 -0700 | [diff] [blame] | 2252 | ioc->sas_discovery_runtime=1; |
| 2253 | mptsas_delete_expander_phys(ioc); |
| 2254 | mptsas_probe_hba_phys(ioc); |
| 2255 | while (!mptsas_probe_expander_phys(ioc, &handle)) |
| 2256 | ; |
Moore, Eric | e6b2d76 | 2006-03-14 09:14:24 -0700 | [diff] [blame] | 2257 | ioc->sas_discovery_runtime=0; |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 2258 | } |
| 2259 | |
| 2260 | /* |
| 2261 | * Work queue thread to handle Runtime discovery |
| 2262 | * Mere purpose is the hot add/delete of expanders |
| 2263 | *(Mutex LOCKED) |
| 2264 | */ |
| 2265 | static void |
David Howells | c402895 | 2006-11-22 14:57:56 +0000 | [diff] [blame] | 2266 | mptsas_discovery_work(struct work_struct *work) |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 2267 | { |
David Howells | c402895 | 2006-11-22 14:57:56 +0000 | [diff] [blame] | 2268 | struct mptsas_discovery_event *ev = |
| 2269 | container_of(work, struct mptsas_discovery_event, work); |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 2270 | MPT_ADAPTER *ioc = ev->ioc; |
| 2271 | |
| 2272 | mutex_lock(&ioc->sas_discovery_mutex); |
| 2273 | __mptsas_discovery_work(ioc); |
Moore, Eric | e6b2d76 | 2006-03-14 09:14:24 -0700 | [diff] [blame] | 2274 | mutex_unlock(&ioc->sas_discovery_mutex); |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 2275 | kfree(ev); |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 2276 | } |
| 2277 | |
Christoph Hellwig | 9a28f49 | 2006-01-13 18:04:41 +0100 | [diff] [blame] | 2278 | static struct mptsas_phyinfo * |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 2279 | mptsas_find_phyinfo_by_sas_address(MPT_ADAPTER *ioc, u64 sas_address) |
Christoph Hellwig | 9a28f49 | 2006-01-13 18:04:41 +0100 | [diff] [blame] | 2280 | { |
| 2281 | struct mptsas_portinfo *port_info; |
Christoph Hellwig | 9a28f49 | 2006-01-13 18:04:41 +0100 | [diff] [blame] | 2282 | struct mptsas_phyinfo *phy_info = NULL; |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 2283 | int i; |
Christoph Hellwig | 9a28f49 | 2006-01-13 18:04:41 +0100 | [diff] [blame] | 2284 | |
Christoph Hellwig | 9a28f49 | 2006-01-13 18:04:41 +0100 | [diff] [blame] | 2285 | mutex_lock(&ioc->sas_topology_mutex); |
| 2286 | list_for_each_entry(port_info, &ioc->sas_topology, list) { |
| 2287 | for (i = 0; i < port_info->num_phys; i++) { |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 2288 | if (!mptsas_is_end_device( |
| 2289 | &port_info->phy_info[i].attached)) |
| 2290 | continue; |
Eric Moore | b506ade | 2007-01-29 09:45:37 -0700 | [diff] [blame] | 2291 | if (port_info->phy_info[i].attached.sas_address |
| 2292 | != sas_address) |
| 2293 | continue; |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 2294 | phy_info = &port_info->phy_info[i]; |
| 2295 | break; |
Christoph Hellwig | 9a28f49 | 2006-01-13 18:04:41 +0100 | [diff] [blame] | 2296 | } |
| 2297 | } |
| 2298 | mutex_unlock(&ioc->sas_topology_mutex); |
Christoph Hellwig | 9a28f49 | 2006-01-13 18:04:41 +0100 | [diff] [blame] | 2299 | return phy_info; |
| 2300 | } |
| 2301 | |
| 2302 | static struct mptsas_phyinfo * |
Eric Moore | b506ade | 2007-01-29 09:45:37 -0700 | [diff] [blame] | 2303 | mptsas_find_phyinfo_by_target(MPT_ADAPTER *ioc, u8 channel, u8 id) |
Christoph Hellwig | 9a28f49 | 2006-01-13 18:04:41 +0100 | [diff] [blame] | 2304 | { |
| 2305 | struct mptsas_portinfo *port_info; |
| 2306 | struct mptsas_phyinfo *phy_info = NULL; |
| 2307 | int i; |
| 2308 | |
Christoph Hellwig | 9a28f49 | 2006-01-13 18:04:41 +0100 | [diff] [blame] | 2309 | mutex_lock(&ioc->sas_topology_mutex); |
| 2310 | list_for_each_entry(port_info, &ioc->sas_topology, list) { |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 2311 | for (i = 0; i < port_info->num_phys; i++) { |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 2312 | if (!mptsas_is_end_device( |
| 2313 | &port_info->phy_info[i].attached)) |
| 2314 | continue; |
Eric Moore | b506ade | 2007-01-29 09:45:37 -0700 | [diff] [blame] | 2315 | if (port_info->phy_info[i].attached.id != id) |
| 2316 | continue; |
| 2317 | if (port_info->phy_info[i].attached.channel != channel) |
| 2318 | continue; |
| 2319 | phy_info = &port_info->phy_info[i]; |
| 2320 | break; |
| 2321 | } |
| 2322 | } |
| 2323 | mutex_unlock(&ioc->sas_topology_mutex); |
| 2324 | return phy_info; |
| 2325 | } |
| 2326 | |
| 2327 | static struct mptsas_phyinfo * |
| 2328 | mptsas_find_phyinfo_by_phys_disk_num(MPT_ADAPTER *ioc, u8 channel, u8 id) |
| 2329 | { |
| 2330 | struct mptsas_portinfo *port_info; |
| 2331 | struct mptsas_phyinfo *phy_info = NULL; |
| 2332 | int i; |
| 2333 | |
| 2334 | mutex_lock(&ioc->sas_topology_mutex); |
| 2335 | list_for_each_entry(port_info, &ioc->sas_topology, list) { |
| 2336 | for (i = 0; i < port_info->num_phys; i++) { |
| 2337 | if (!mptsas_is_end_device( |
| 2338 | &port_info->phy_info[i].attached)) |
| 2339 | continue; |
| 2340 | if (port_info->phy_info[i].attached.phys_disk_num == ~0) |
| 2341 | continue; |
| 2342 | if (port_info->phy_info[i].attached.phys_disk_num != id) |
| 2343 | continue; |
| 2344 | if (port_info->phy_info[i].attached.channel != channel) |
| 2345 | continue; |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 2346 | phy_info = &port_info->phy_info[i]; |
| 2347 | break; |
| 2348 | } |
Christoph Hellwig | 9a28f49 | 2006-01-13 18:04:41 +0100 | [diff] [blame] | 2349 | } |
| 2350 | mutex_unlock(&ioc->sas_topology_mutex); |
Christoph Hellwig | 9a28f49 | 2006-01-13 18:04:41 +0100 | [diff] [blame] | 2351 | return phy_info; |
| 2352 | } |
| 2353 | |
Moore, Eric | 4b76647 | 2006-03-14 09:14:12 -0700 | [diff] [blame] | 2354 | /* |
| 2355 | * Work queue thread to clear the persitency table |
| 2356 | */ |
| 2357 | static void |
David Howells | c402895 | 2006-11-22 14:57:56 +0000 | [diff] [blame] | 2358 | mptsas_persist_clear_table(struct work_struct *work) |
Moore, Eric | 4b76647 | 2006-03-14 09:14:12 -0700 | [diff] [blame] | 2359 | { |
David Howells | c402895 | 2006-11-22 14:57:56 +0000 | [diff] [blame] | 2360 | MPT_ADAPTER *ioc = container_of(work, MPT_ADAPTER, sas_persist_task); |
Moore, Eric | 4b76647 | 2006-03-14 09:14:12 -0700 | [diff] [blame] | 2361 | |
| 2362 | mptbase_sas_persist_operation(ioc, MPI_SAS_OP_CLEAR_NOT_PRESENT); |
| 2363 | } |
| 2364 | |
Christoph Hellwig | 9a28f49 | 2006-01-13 18:04:41 +0100 | [diff] [blame] | 2365 | static void |
Moore, Eric | f44e546 | 2006-03-14 09:14:21 -0700 | [diff] [blame] | 2366 | mptsas_reprobe_lun(struct scsi_device *sdev, void *data) |
| 2367 | { |
Eric Moore | f99be43 | 2007-01-04 20:46:54 -0700 | [diff] [blame] | 2368 | int rc; |
| 2369 | |
Moore, Eric | f44e546 | 2006-03-14 09:14:21 -0700 | [diff] [blame] | 2370 | sdev->no_uld_attach = data ? 1 : 0; |
Eric Moore | f99be43 | 2007-01-04 20:46:54 -0700 | [diff] [blame] | 2371 | rc = scsi_device_reprobe(sdev); |
Moore, Eric | f44e546 | 2006-03-14 09:14:21 -0700 | [diff] [blame] | 2372 | } |
| 2373 | |
| 2374 | static void |
| 2375 | mptsas_reprobe_target(struct scsi_target *starget, int uld_attach) |
| 2376 | { |
| 2377 | starget_for_each_device(starget, uld_attach ? (void *)1 : NULL, |
| 2378 | mptsas_reprobe_lun); |
| 2379 | } |
| 2380 | |
Eric Moore | b506ade | 2007-01-29 09:45:37 -0700 | [diff] [blame] | 2381 | static void |
| 2382 | mptsas_adding_inactive_raid_components(MPT_ADAPTER *ioc, u8 channel, u8 id) |
| 2383 | { |
| 2384 | CONFIGPARMS cfg; |
| 2385 | ConfigPageHeader_t hdr; |
| 2386 | dma_addr_t dma_handle; |
| 2387 | pRaidVolumePage0_t buffer = NULL; |
| 2388 | RaidPhysDiskPage0_t phys_disk; |
| 2389 | int i; |
| 2390 | struct mptsas_hotplug_event *ev; |
| 2391 | |
| 2392 | memset(&cfg, 0 , sizeof(CONFIGPARMS)); |
| 2393 | memset(&hdr, 0 , sizeof(ConfigPageHeader_t)); |
| 2394 | hdr.PageType = MPI_CONFIG_PAGETYPE_RAID_VOLUME; |
| 2395 | cfg.pageAddr = (channel << 8) + id; |
| 2396 | cfg.cfghdr.hdr = &hdr; |
| 2397 | cfg.action = MPI_CONFIG_ACTION_PAGE_HEADER; |
| 2398 | |
| 2399 | if (mpt_config(ioc, &cfg) != 0) |
| 2400 | goto out; |
| 2401 | |
| 2402 | if (!hdr.PageLength) |
| 2403 | goto out; |
| 2404 | |
| 2405 | buffer = pci_alloc_consistent(ioc->pcidev, hdr.PageLength * 4, |
| 2406 | &dma_handle); |
| 2407 | |
| 2408 | if (!buffer) |
| 2409 | goto out; |
| 2410 | |
| 2411 | cfg.physAddr = dma_handle; |
| 2412 | cfg.action = MPI_CONFIG_ACTION_PAGE_READ_CURRENT; |
| 2413 | |
| 2414 | if (mpt_config(ioc, &cfg) != 0) |
| 2415 | goto out; |
| 2416 | |
| 2417 | if (!(buffer->VolumeStatus.Flags & |
| 2418 | MPI_RAIDVOL0_STATUS_FLAG_VOLUME_INACTIVE)) |
| 2419 | goto out; |
| 2420 | |
| 2421 | if (!buffer->NumPhysDisks) |
| 2422 | goto out; |
| 2423 | |
| 2424 | for (i = 0; i < buffer->NumPhysDisks; i++) { |
| 2425 | |
| 2426 | if (mpt_raid_phys_disk_pg0(ioc, |
| 2427 | buffer->PhysDisk[i].PhysDiskNum, &phys_disk) != 0) |
| 2428 | continue; |
| 2429 | |
| 2430 | ev = kzalloc(sizeof(*ev), GFP_ATOMIC); |
| 2431 | if (!ev) { |
| 2432 | printk(KERN_WARNING "mptsas: lost hotplug event\n"); |
| 2433 | goto out; |
| 2434 | } |
| 2435 | |
| 2436 | INIT_WORK(&ev->work, mptsas_hotplug_work); |
| 2437 | ev->ioc = ioc; |
| 2438 | ev->id = phys_disk.PhysDiskID; |
| 2439 | ev->channel = phys_disk.PhysDiskBus; |
| 2440 | ev->phys_disk_num_valid = 1; |
| 2441 | ev->phys_disk_num = phys_disk.PhysDiskNum; |
| 2442 | ev->event_type = MPTSAS_ADD_DEVICE; |
| 2443 | schedule_work(&ev->work); |
| 2444 | } |
| 2445 | |
| 2446 | out: |
| 2447 | if (buffer) |
| 2448 | pci_free_consistent(ioc->pcidev, hdr.PageLength * 4, buffer, |
| 2449 | dma_handle); |
| 2450 | } |
Moore, Eric | e6b2d76 | 2006-03-14 09:14:24 -0700 | [diff] [blame] | 2451 | /* |
| 2452 | * Work queue thread to handle SAS hotplug events |
| 2453 | */ |
Moore, Eric | f44e546 | 2006-03-14 09:14:21 -0700 | [diff] [blame] | 2454 | static void |
David Howells | c402895 | 2006-11-22 14:57:56 +0000 | [diff] [blame] | 2455 | mptsas_hotplug_work(struct work_struct *work) |
Christoph Hellwig | 9a28f49 | 2006-01-13 18:04:41 +0100 | [diff] [blame] | 2456 | { |
David Howells | c402895 | 2006-11-22 14:57:56 +0000 | [diff] [blame] | 2457 | struct mptsas_hotplug_event *ev = |
| 2458 | container_of(work, struct mptsas_hotplug_event, work); |
Eric Moore | b506ade | 2007-01-29 09:45:37 -0700 | [diff] [blame] | 2459 | |
Christoph Hellwig | 9a28f49 | 2006-01-13 18:04:41 +0100 | [diff] [blame] | 2460 | MPT_ADAPTER *ioc = ev->ioc; |
| 2461 | struct mptsas_phyinfo *phy_info; |
| 2462 | struct sas_rphy *rphy; |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 2463 | struct sas_port *port; |
Moore, Eric | c73787e | 2006-01-26 16:20:06 -0700 | [diff] [blame] | 2464 | struct scsi_device *sdev; |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 2465 | struct scsi_target * starget; |
James Bottomley | f013db3 | 2006-03-18 14:54:36 -0600 | [diff] [blame] | 2466 | struct sas_identify identify; |
Christoph Hellwig | 9a28f49 | 2006-01-13 18:04:41 +0100 | [diff] [blame] | 2467 | char *ds = NULL; |
Moore, Eric | c73787e | 2006-01-26 16:20:06 -0700 | [diff] [blame] | 2468 | struct mptsas_devinfo sas_device; |
Moore, Eric | f44e546 | 2006-03-14 09:14:21 -0700 | [diff] [blame] | 2469 | VirtTarget *vtarget; |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 2470 | VirtDevice *vdevice; |
| 2471 | |
Moore, Eric | e6b2d76 | 2006-03-14 09:14:24 -0700 | [diff] [blame] | 2472 | mutex_lock(&ioc->sas_discovery_mutex); |
Christoph Hellwig | 9a28f49 | 2006-01-13 18:04:41 +0100 | [diff] [blame] | 2473 | switch (ev->event_type) { |
| 2474 | case MPTSAS_DEL_DEVICE: |
Christoph Hellwig | 9a28f49 | 2006-01-13 18:04:41 +0100 | [diff] [blame] | 2475 | |
Eric Moore | b506ade | 2007-01-29 09:45:37 -0700 | [diff] [blame] | 2476 | phy_info = NULL; |
| 2477 | if (ev->phys_disk_num_valid) { |
| 2478 | if (ev->hidden_raid_component){ |
| 2479 | if (mptsas_sas_device_pg0(ioc, &sas_device, |
| 2480 | (MPI_SAS_DEVICE_PGAD_FORM_BUS_TARGET_ID << |
| 2481 | MPI_SAS_DEVICE_PGAD_FORM_SHIFT), |
| 2482 | (ev->channel << 8) + ev->id)) { |
| 2483 | dfailprintk((MYIOC_s_ERR_FMT |
| 2484 | "%s: exit at line=%d\n", ioc->name, |
| 2485 | __FUNCTION__, __LINE__)); |
| 2486 | break; |
| 2487 | } |
| 2488 | phy_info = mptsas_find_phyinfo_by_sas_address( |
| 2489 | ioc, sas_device.sas_address); |
| 2490 | }else |
| 2491 | phy_info = mptsas_find_phyinfo_by_phys_disk_num( |
| 2492 | ioc, ev->channel, ev->phys_disk_num); |
| 2493 | } |
| 2494 | |
| 2495 | if (!phy_info) |
| 2496 | phy_info = mptsas_find_phyinfo_by_target(ioc, |
| 2497 | ev->channel, ev->id); |
Moore, Eric | e6b2d76 | 2006-03-14 09:14:24 -0700 | [diff] [blame] | 2498 | |
Moore, Eric | f44e546 | 2006-03-14 09:14:21 -0700 | [diff] [blame] | 2499 | /* |
| 2500 | * Sanity checks, for non-existing phys and remote rphys. |
| 2501 | */ |
Eric Moore | b506ade | 2007-01-29 09:45:37 -0700 | [diff] [blame] | 2502 | if (!phy_info){ |
| 2503 | dfailprintk((MYIOC_s_ERR_FMT |
| 2504 | "%s: exit at line=%d\n", ioc->name, |
| 2505 | __FUNCTION__, __LINE__)); |
| 2506 | break; |
| 2507 | } |
| 2508 | if (!phy_info->port_details) { |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 2509 | dfailprintk((MYIOC_s_ERR_FMT |
| 2510 | "%s: exit at line=%d\n", ioc->name, |
| 2511 | __FUNCTION__, __LINE__)); |
Christoph Hellwig | 9a28f49 | 2006-01-13 18:04:41 +0100 | [diff] [blame] | 2512 | break; |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 2513 | } |
| 2514 | rphy = mptsas_get_rphy(phy_info); |
| 2515 | if (!rphy) { |
| 2516 | dfailprintk((MYIOC_s_ERR_FMT |
| 2517 | "%s: exit at line=%d\n", ioc->name, |
| 2518 | __FUNCTION__, __LINE__)); |
Moore, Eric | f44e546 | 2006-03-14 09:14:21 -0700 | [diff] [blame] | 2519 | break; |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 2520 | } |
Eric Moore | b506ade | 2007-01-29 09:45:37 -0700 | [diff] [blame] | 2521 | |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 2522 | port = mptsas_get_port(phy_info); |
| 2523 | if (!port) { |
| 2524 | dfailprintk((MYIOC_s_ERR_FMT |
| 2525 | "%s: exit at line=%d\n", ioc->name, |
| 2526 | __FUNCTION__, __LINE__)); |
| 2527 | break; |
| 2528 | } |
Moore, Eric | f44e546 | 2006-03-14 09:14:21 -0700 | [diff] [blame] | 2529 | |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 2530 | starget = mptsas_get_starget(phy_info); |
| 2531 | if (starget) { |
| 2532 | vtarget = starget->hostdata; |
| 2533 | |
| 2534 | if (!vtarget) { |
| 2535 | dfailprintk((MYIOC_s_ERR_FMT |
| 2536 | "%s: exit at line=%d\n", ioc->name, |
| 2537 | __FUNCTION__, __LINE__)); |
Moore, Eric | f44e546 | 2006-03-14 09:14:21 -0700 | [diff] [blame] | 2538 | break; |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 2539 | } |
| 2540 | |
Moore, Eric | f44e546 | 2006-03-14 09:14:21 -0700 | [diff] [blame] | 2541 | /* |
| 2542 | * Handling RAID components |
| 2543 | */ |
Eric Moore | b506ade | 2007-01-29 09:45:37 -0700 | [diff] [blame] | 2544 | if (ev->phys_disk_num_valid && |
| 2545 | ev->hidden_raid_component) { |
| 2546 | printk(MYIOC_s_INFO_FMT |
| 2547 | "RAID Hidding: channel=%d, id=%d, " |
| 2548 | "physdsk %d \n", ioc->name, ev->channel, |
| 2549 | ev->id, ev->phys_disk_num); |
Eric Moore | 793955f | 2007-01-29 09:42:20 -0700 | [diff] [blame] | 2550 | vtarget->id = ev->phys_disk_num; |
Eric Moore | b506ade | 2007-01-29 09:45:37 -0700 | [diff] [blame] | 2551 | vtarget->tflags |= |
| 2552 | MPT_TARGET_FLAGS_RAID_COMPONENT; |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 2553 | mptsas_reprobe_target(starget, 1); |
Eric Moore | b506ade | 2007-01-29 09:45:37 -0700 | [diff] [blame] | 2554 | phy_info->attached.phys_disk_num = |
| 2555 | ev->phys_disk_num; |
| 2556 | break; |
Moore, Eric | f44e546 | 2006-03-14 09:14:21 -0700 | [diff] [blame] | 2557 | } |
Christoph Hellwig | 9a28f49 | 2006-01-13 18:04:41 +0100 | [diff] [blame] | 2558 | } |
| 2559 | |
Eric Moore | b506ade | 2007-01-29 09:45:37 -0700 | [diff] [blame] | 2560 | if (phy_info->attached.device_info & |
| 2561 | MPI_SAS_DEVICE_INFO_SSP_TARGET) |
Moore, Eric | c73787e | 2006-01-26 16:20:06 -0700 | [diff] [blame] | 2562 | ds = "ssp"; |
Eric Moore | b506ade | 2007-01-29 09:45:37 -0700 | [diff] [blame] | 2563 | if (phy_info->attached.device_info & |
| 2564 | MPI_SAS_DEVICE_INFO_STP_TARGET) |
Moore, Eric | c73787e | 2006-01-26 16:20:06 -0700 | [diff] [blame] | 2565 | ds = "stp"; |
Eric Moore | b506ade | 2007-01-29 09:45:37 -0700 | [diff] [blame] | 2566 | if (phy_info->attached.device_info & |
| 2567 | MPI_SAS_DEVICE_INFO_SATA_DEVICE) |
Moore, Eric | c73787e | 2006-01-26 16:20:06 -0700 | [diff] [blame] | 2568 | ds = "sata"; |
| 2569 | |
| 2570 | printk(MYIOC_s_INFO_FMT |
| 2571 | "removing %s device, channel %d, id %d, phy %d\n", |
| 2572 | ioc->name, ds, ev->channel, ev->id, phy_info->phy_id); |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 2573 | #ifdef MPT_DEBUG_SAS_WIDE |
Eric Moore | dc22f16 | 2006-07-06 11:23:14 -0600 | [diff] [blame] | 2574 | dev_printk(KERN_DEBUG, &port->dev, |
| 2575 | "delete port (%d)\n", port->port_identifier); |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 2576 | #endif |
| 2577 | sas_port_delete(port); |
| 2578 | mptsas_port_delete(phy_info->port_details); |
Christoph Hellwig | 9a28f49 | 2006-01-13 18:04:41 +0100 | [diff] [blame] | 2579 | break; |
| 2580 | case MPTSAS_ADD_DEVICE: |
Moore, Eric | c73787e | 2006-01-26 16:20:06 -0700 | [diff] [blame] | 2581 | |
Moore, Eric | bd23e94 | 2006-04-17 12:43:04 -0600 | [diff] [blame] | 2582 | if (ev->phys_disk_num_valid) |
| 2583 | mpt_findImVolumes(ioc); |
| 2584 | |
Moore, Eric | c73787e | 2006-01-26 16:20:06 -0700 | [diff] [blame] | 2585 | /* |
Christoph Hellwig | e309444 | 2006-02-16 13:25:36 +0100 | [diff] [blame] | 2586 | * Refresh sas device pg0 data |
Moore, Eric | c73787e | 2006-01-26 16:20:06 -0700 | [diff] [blame] | 2587 | */ |
Christoph Hellwig | e309444 | 2006-02-16 13:25:36 +0100 | [diff] [blame] | 2588 | if (mptsas_sas_device_pg0(ioc, &sas_device, |
| 2589 | (MPI_SAS_DEVICE_PGAD_FORM_BUS_TARGET_ID << |
Eric Moore | b506ade | 2007-01-29 09:45:37 -0700 | [diff] [blame] | 2590 | MPI_SAS_DEVICE_PGAD_FORM_SHIFT), |
| 2591 | (ev->channel << 8) + ev->id)) { |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 2592 | dfailprintk((MYIOC_s_ERR_FMT |
| 2593 | "%s: exit at line=%d\n", ioc->name, |
| 2594 | __FUNCTION__, __LINE__)); |
Christoph Hellwig | e309444 | 2006-02-16 13:25:36 +0100 | [diff] [blame] | 2595 | break; |
Moore, Eric | e6b2d76 | 2006-03-14 09:14:24 -0700 | [diff] [blame] | 2596 | } |
| 2597 | |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 2598 | __mptsas_discovery_work(ioc); |
Moore, Eric | f44e546 | 2006-03-14 09:14:21 -0700 | [diff] [blame] | 2599 | |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 2600 | phy_info = mptsas_find_phyinfo_by_sas_address(ioc, |
| 2601 | sas_device.sas_address); |
| 2602 | |
| 2603 | if (!phy_info || !phy_info->port_details) { |
| 2604 | dfailprintk((MYIOC_s_ERR_FMT |
| 2605 | "%s: exit at line=%d\n", ioc->name, |
| 2606 | __FUNCTION__, __LINE__)); |
| 2607 | break; |
| 2608 | } |
| 2609 | |
| 2610 | starget = mptsas_get_starget(phy_info); |
Eric Moore | b506ade | 2007-01-29 09:45:37 -0700 | [diff] [blame] | 2611 | if (starget && (!ev->hidden_raid_component)){ |
| 2612 | |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 2613 | vtarget = starget->hostdata; |
| 2614 | |
| 2615 | if (!vtarget) { |
| 2616 | dfailprintk((MYIOC_s_ERR_FMT |
| 2617 | "%s: exit at line=%d\n", ioc->name, |
| 2618 | __FUNCTION__, __LINE__)); |
Moore, Eric | f44e546 | 2006-03-14 09:14:21 -0700 | [diff] [blame] | 2619 | break; |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 2620 | } |
Moore, Eric | f44e546 | 2006-03-14 09:14:21 -0700 | [diff] [blame] | 2621 | /* |
| 2622 | * Handling RAID components |
| 2623 | */ |
| 2624 | if (vtarget->tflags & MPT_TARGET_FLAGS_RAID_COMPONENT) { |
Eric Moore | b506ade | 2007-01-29 09:45:37 -0700 | [diff] [blame] | 2625 | printk(MYIOC_s_INFO_FMT |
| 2626 | "RAID Exposing: channel=%d, id=%d, " |
| 2627 | "physdsk %d \n", ioc->name, ev->channel, |
| 2628 | ev->id, ev->phys_disk_num); |
| 2629 | vtarget->tflags &= |
| 2630 | ~MPT_TARGET_FLAGS_RAID_COMPONENT; |
Eric Moore | 793955f | 2007-01-29 09:42:20 -0700 | [diff] [blame] | 2631 | vtarget->id = ev->id; |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 2632 | mptsas_reprobe_target(starget, 0); |
Eric Moore | b506ade | 2007-01-29 09:45:37 -0700 | [diff] [blame] | 2633 | phy_info->attached.phys_disk_num = ~0; |
Moore, Eric | f44e546 | 2006-03-14 09:14:21 -0700 | [diff] [blame] | 2634 | } |
Christoph Hellwig | 9a28f49 | 2006-01-13 18:04:41 +0100 | [diff] [blame] | 2635 | break; |
| 2636 | } |
| 2637 | |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 2638 | if (mptsas_get_rphy(phy_info)) { |
| 2639 | dfailprintk((MYIOC_s_ERR_FMT |
| 2640 | "%s: exit at line=%d\n", ioc->name, |
| 2641 | __FUNCTION__, __LINE__)); |
Eric Moore | b506ade | 2007-01-29 09:45:37 -0700 | [diff] [blame] | 2642 | if (ev->channel) printk("%d\n", __LINE__); |
Christoph Hellwig | 9a28f49 | 2006-01-13 18:04:41 +0100 | [diff] [blame] | 2643 | break; |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 2644 | } |
Eric Moore | b506ade | 2007-01-29 09:45:37 -0700 | [diff] [blame] | 2645 | |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 2646 | port = mptsas_get_port(phy_info); |
| 2647 | if (!port) { |
| 2648 | dfailprintk((MYIOC_s_ERR_FMT |
| 2649 | "%s: exit at line=%d\n", ioc->name, |
| 2650 | __FUNCTION__, __LINE__)); |
| 2651 | break; |
| 2652 | } |
Christoph Hellwig | e309444 | 2006-02-16 13:25:36 +0100 | [diff] [blame] | 2653 | memcpy(&phy_info->attached, &sas_device, |
| 2654 | sizeof(struct mptsas_devinfo)); |
Christoph Hellwig | 9a28f49 | 2006-01-13 18:04:41 +0100 | [diff] [blame] | 2655 | |
Eric Moore | b506ade | 2007-01-29 09:45:37 -0700 | [diff] [blame] | 2656 | if (phy_info->attached.device_info & |
| 2657 | MPI_SAS_DEVICE_INFO_SSP_TARGET) |
Moore, Eric | c73787e | 2006-01-26 16:20:06 -0700 | [diff] [blame] | 2658 | ds = "ssp"; |
Eric Moore | b506ade | 2007-01-29 09:45:37 -0700 | [diff] [blame] | 2659 | if (phy_info->attached.device_info & |
| 2660 | MPI_SAS_DEVICE_INFO_STP_TARGET) |
Moore, Eric | c73787e | 2006-01-26 16:20:06 -0700 | [diff] [blame] | 2661 | ds = "stp"; |
Eric Moore | b506ade | 2007-01-29 09:45:37 -0700 | [diff] [blame] | 2662 | if (phy_info->attached.device_info & |
| 2663 | MPI_SAS_DEVICE_INFO_SATA_DEVICE) |
Moore, Eric | c73787e | 2006-01-26 16:20:06 -0700 | [diff] [blame] | 2664 | ds = "sata"; |
| 2665 | |
| 2666 | printk(MYIOC_s_INFO_FMT |
| 2667 | "attaching %s device, channel %d, id %d, phy %d\n", |
| 2668 | ioc->name, ds, ev->channel, ev->id, ev->phy_id); |
| 2669 | |
James Bottomley | f013db3 | 2006-03-18 14:54:36 -0600 | [diff] [blame] | 2670 | mptsas_parse_device_info(&identify, &phy_info->attached); |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 2671 | rphy = sas_end_device_alloc(port); |
| 2672 | if (!rphy) { |
| 2673 | dfailprintk((MYIOC_s_ERR_FMT |
| 2674 | "%s: exit at line=%d\n", ioc->name, |
| 2675 | __FUNCTION__, __LINE__)); |
Christoph Hellwig | 9a28f49 | 2006-01-13 18:04:41 +0100 | [diff] [blame] | 2676 | break; /* non-fatal: an rphy can be added later */ |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 2677 | } |
Christoph Hellwig | 9a28f49 | 2006-01-13 18:04:41 +0100 | [diff] [blame] | 2678 | |
James Bottomley | f013db3 | 2006-03-18 14:54:36 -0600 | [diff] [blame] | 2679 | rphy->identify = identify; |
Christoph Hellwig | 9a28f49 | 2006-01-13 18:04:41 +0100 | [diff] [blame] | 2680 | if (sas_rphy_add(rphy)) { |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 2681 | dfailprintk((MYIOC_s_ERR_FMT |
| 2682 | "%s: exit at line=%d\n", ioc->name, |
| 2683 | __FUNCTION__, __LINE__)); |
Christoph Hellwig | 9a28f49 | 2006-01-13 18:04:41 +0100 | [diff] [blame] | 2684 | sas_rphy_free(rphy); |
| 2685 | break; |
| 2686 | } |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 2687 | mptsas_set_rphy(phy_info, rphy); |
Christoph Hellwig | 9a28f49 | 2006-01-13 18:04:41 +0100 | [diff] [blame] | 2688 | break; |
Moore, Eric | c73787e | 2006-01-26 16:20:06 -0700 | [diff] [blame] | 2689 | case MPTSAS_ADD_RAID: |
James Bottomley | e8bf394 | 2006-07-11 17:49:34 -0400 | [diff] [blame] | 2690 | sdev = scsi_device_lookup(ioc->sh, MPTSAS_RAID_CHANNEL, |
| 2691 | ev->id, 0); |
Moore, Eric | c73787e | 2006-01-26 16:20:06 -0700 | [diff] [blame] | 2692 | if (sdev) { |
| 2693 | scsi_device_put(sdev); |
| 2694 | break; |
| 2695 | } |
| 2696 | printk(MYIOC_s_INFO_FMT |
Moore, Eric | 4b76647 | 2006-03-14 09:14:12 -0700 | [diff] [blame] | 2697 | "attaching raid volume, channel %d, id %d\n", |
James Bottomley | e8bf394 | 2006-07-11 17:49:34 -0400 | [diff] [blame] | 2698 | ioc->name, MPTSAS_RAID_CHANNEL, ev->id); |
| 2699 | scsi_add_device(ioc->sh, MPTSAS_RAID_CHANNEL, ev->id, 0); |
Moore, Eric | c73787e | 2006-01-26 16:20:06 -0700 | [diff] [blame] | 2700 | mpt_findImVolumes(ioc); |
| 2701 | break; |
| 2702 | case MPTSAS_DEL_RAID: |
James Bottomley | e8bf394 | 2006-07-11 17:49:34 -0400 | [diff] [blame] | 2703 | sdev = scsi_device_lookup(ioc->sh, MPTSAS_RAID_CHANNEL, |
Eric Moore | b506ade | 2007-01-29 09:45:37 -0700 | [diff] [blame] | 2704 | ev->id, 0); |
Moore, Eric | c73787e | 2006-01-26 16:20:06 -0700 | [diff] [blame] | 2705 | if (!sdev) |
| 2706 | break; |
| 2707 | printk(MYIOC_s_INFO_FMT |
Moore, Eric | 4b76647 | 2006-03-14 09:14:12 -0700 | [diff] [blame] | 2708 | "removing raid volume, channel %d, id %d\n", |
James Bottomley | e8bf394 | 2006-07-11 17:49:34 -0400 | [diff] [blame] | 2709 | ioc->name, MPTSAS_RAID_CHANNEL, ev->id); |
Eric Moore | b506ade | 2007-01-29 09:45:37 -0700 | [diff] [blame] | 2710 | vdevice = sdev->hostdata; |
Moore, Eric | c73787e | 2006-01-26 16:20:06 -0700 | [diff] [blame] | 2711 | scsi_remove_device(sdev); |
| 2712 | scsi_device_put(sdev); |
| 2713 | mpt_findImVolumes(ioc); |
| 2714 | break; |
Eric Moore | b506ade | 2007-01-29 09:45:37 -0700 | [diff] [blame] | 2715 | case MPTSAS_ADD_INACTIVE_VOLUME: |
| 2716 | mptsas_adding_inactive_raid_components(ioc, |
| 2717 | ev->channel, ev->id); |
| 2718 | break; |
Moore, Eric | bd23e94 | 2006-04-17 12:43:04 -0600 | [diff] [blame] | 2719 | case MPTSAS_IGNORE_EVENT: |
| 2720 | default: |
| 2721 | break; |
Christoph Hellwig | 9a28f49 | 2006-01-13 18:04:41 +0100 | [diff] [blame] | 2722 | } |
| 2723 | |
Moore, Eric | e6b2d76 | 2006-03-14 09:14:24 -0700 | [diff] [blame] | 2724 | mutex_unlock(&ioc->sas_discovery_mutex); |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 2725 | kfree(ev); |
Christoph Hellwig | 9a28f49 | 2006-01-13 18:04:41 +0100 | [diff] [blame] | 2726 | } |
| 2727 | |
| 2728 | static void |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 2729 | mptsas_send_sas_event(MPT_ADAPTER *ioc, |
Christoph Hellwig | 9a28f49 | 2006-01-13 18:04:41 +0100 | [diff] [blame] | 2730 | EVENT_DATA_SAS_DEVICE_STATUS_CHANGE *sas_event_data) |
| 2731 | { |
| 2732 | struct mptsas_hotplug_event *ev; |
| 2733 | u32 device_info = le32_to_cpu(sas_event_data->DeviceInfo); |
| 2734 | __le64 sas_address; |
| 2735 | |
| 2736 | if ((device_info & |
| 2737 | (MPI_SAS_DEVICE_INFO_SSP_TARGET | |
| 2738 | MPI_SAS_DEVICE_INFO_STP_TARGET | |
| 2739 | MPI_SAS_DEVICE_INFO_SATA_DEVICE )) == 0) |
| 2740 | return; |
| 2741 | |
Moore, Eric | 4b76647 | 2006-03-14 09:14:12 -0700 | [diff] [blame] | 2742 | switch (sas_event_data->ReasonCode) { |
Moore, Eric | 4b76647 | 2006-03-14 09:14:12 -0700 | [diff] [blame] | 2743 | case MPI_EVENT_SAS_DEV_STAT_RC_NOT_RESPONDING: |
Eric Moore | df9e062 | 2007-01-29 09:46:21 -0700 | [diff] [blame^] | 2744 | |
| 2745 | mptsas_target_reset_queue(ioc, sas_event_data); |
| 2746 | break; |
| 2747 | |
| 2748 | case MPI_EVENT_SAS_DEV_STAT_RC_ADDED: |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 2749 | ev = kzalloc(sizeof(*ev), GFP_ATOMIC); |
Moore, Eric | 4b76647 | 2006-03-14 09:14:12 -0700 | [diff] [blame] | 2750 | if (!ev) { |
| 2751 | printk(KERN_WARNING "mptsas: lost hotplug event\n"); |
| 2752 | break; |
| 2753 | } |
Christoph Hellwig | 9a28f49 | 2006-01-13 18:04:41 +0100 | [diff] [blame] | 2754 | |
David Howells | c402895 | 2006-11-22 14:57:56 +0000 | [diff] [blame] | 2755 | INIT_WORK(&ev->work, mptsas_hotplug_work); |
Moore, Eric | 4b76647 | 2006-03-14 09:14:12 -0700 | [diff] [blame] | 2756 | ev->ioc = ioc; |
| 2757 | ev->handle = le16_to_cpu(sas_event_data->DevHandle); |
| 2758 | ev->parent_handle = |
| 2759 | le16_to_cpu(sas_event_data->ParentDevHandle); |
| 2760 | ev->channel = sas_event_data->Bus; |
| 2761 | ev->id = sas_event_data->TargetID; |
| 2762 | ev->phy_id = sas_event_data->PhyNum; |
| 2763 | memcpy(&sas_address, &sas_event_data->SASAddress, |
| 2764 | sizeof(__le64)); |
| 2765 | ev->sas_address = le64_to_cpu(sas_address); |
| 2766 | ev->device_info = device_info; |
| 2767 | |
| 2768 | if (sas_event_data->ReasonCode & |
| 2769 | MPI_EVENT_SAS_DEV_STAT_RC_ADDED) |
| 2770 | ev->event_type = MPTSAS_ADD_DEVICE; |
| 2771 | else |
| 2772 | ev->event_type = MPTSAS_DEL_DEVICE; |
| 2773 | schedule_work(&ev->work); |
| 2774 | break; |
| 2775 | case MPI_EVENT_SAS_DEV_STAT_RC_NO_PERSIST_ADDED: |
| 2776 | /* |
| 2777 | * Persistent table is full. |
| 2778 | */ |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 2779 | INIT_WORK(&ioc->sas_persist_task, |
David Howells | c402895 | 2006-11-22 14:57:56 +0000 | [diff] [blame] | 2780 | mptsas_persist_clear_table); |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 2781 | schedule_work(&ioc->sas_persist_task); |
Moore, Eric | 4b76647 | 2006-03-14 09:14:12 -0700 | [diff] [blame] | 2782 | break; |
Eric Moore | b506ade | 2007-01-29 09:45:37 -0700 | [diff] [blame] | 2783 | /* |
| 2784 | * TODO, handle other events |
| 2785 | */ |
Moore, Eric | 4b76647 | 2006-03-14 09:14:12 -0700 | [diff] [blame] | 2786 | case MPI_EVENT_SAS_DEV_STAT_RC_SMART_DATA: |
Eric Moore | b506ade | 2007-01-29 09:45:37 -0700 | [diff] [blame] | 2787 | case MPI_EVENT_SAS_DEV_STAT_RC_UNSUPPORTED: |
Moore, Eric | 4b76647 | 2006-03-14 09:14:12 -0700 | [diff] [blame] | 2788 | case MPI_EVENT_SAS_DEV_STAT_RC_INTERNAL_DEVICE_RESET: |
Eric Moore | b506ade | 2007-01-29 09:45:37 -0700 | [diff] [blame] | 2789 | case MPI_EVENT_SAS_DEV_STAT_RC_TASK_ABORT_INTERNAL: |
| 2790 | case MPI_EVENT_SAS_DEV_STAT_RC_ABORT_TASK_SET_INTERNAL: |
| 2791 | case MPI_EVENT_SAS_DEV_STAT_RC_CLEAR_TASK_SET_INTERNAL: |
| 2792 | case MPI_EVENT_SAS_DEV_STAT_RC_QUERY_TASK_INTERNAL: |
Moore, Eric | 4b76647 | 2006-03-14 09:14:12 -0700 | [diff] [blame] | 2793 | default: |
| 2794 | break; |
Christoph Hellwig | 9a28f49 | 2006-01-13 18:04:41 +0100 | [diff] [blame] | 2795 | } |
Christoph Hellwig | 9a28f49 | 2006-01-13 18:04:41 +0100 | [diff] [blame] | 2796 | } |
Moore, Eric | c73787e | 2006-01-26 16:20:06 -0700 | [diff] [blame] | 2797 | static void |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 2798 | mptsas_send_raid_event(MPT_ADAPTER *ioc, |
Moore, Eric | c73787e | 2006-01-26 16:20:06 -0700 | [diff] [blame] | 2799 | EVENT_DATA_RAID *raid_event_data) |
| 2800 | { |
| 2801 | struct mptsas_hotplug_event *ev; |
Moore, Eric | bd23e94 | 2006-04-17 12:43:04 -0600 | [diff] [blame] | 2802 | int status = le32_to_cpu(raid_event_data->SettingsStatus); |
| 2803 | int state = (status >> 8) & 0xff; |
Moore, Eric | c73787e | 2006-01-26 16:20:06 -0700 | [diff] [blame] | 2804 | |
| 2805 | if (ioc->bus_type != SAS) |
| 2806 | return; |
| 2807 | |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 2808 | ev = kzalloc(sizeof(*ev), GFP_ATOMIC); |
Moore, Eric | c73787e | 2006-01-26 16:20:06 -0700 | [diff] [blame] | 2809 | if (!ev) { |
| 2810 | printk(KERN_WARNING "mptsas: lost hotplug event\n"); |
| 2811 | return; |
| 2812 | } |
| 2813 | |
David Howells | c402895 | 2006-11-22 14:57:56 +0000 | [diff] [blame] | 2814 | INIT_WORK(&ev->work, mptsas_hotplug_work); |
Moore, Eric | c73787e | 2006-01-26 16:20:06 -0700 | [diff] [blame] | 2815 | ev->ioc = ioc; |
| 2816 | ev->id = raid_event_data->VolumeID; |
Eric Moore | b506ade | 2007-01-29 09:45:37 -0700 | [diff] [blame] | 2817 | ev->channel = raid_event_data->VolumeBus; |
Moore, Eric | bd23e94 | 2006-04-17 12:43:04 -0600 | [diff] [blame] | 2818 | ev->event_type = MPTSAS_IGNORE_EVENT; |
Moore, Eric | c73787e | 2006-01-26 16:20:06 -0700 | [diff] [blame] | 2819 | |
| 2820 | switch (raid_event_data->ReasonCode) { |
| 2821 | case MPI_EVENT_RAID_RC_PHYSDISK_DELETED: |
Eric Moore | b506ade | 2007-01-29 09:45:37 -0700 | [diff] [blame] | 2822 | ev->phys_disk_num_valid = 1; |
| 2823 | ev->phys_disk_num = raid_event_data->PhysDiskNum; |
Moore, Eric | c73787e | 2006-01-26 16:20:06 -0700 | [diff] [blame] | 2824 | ev->event_type = MPTSAS_ADD_DEVICE; |
| 2825 | break; |
| 2826 | case MPI_EVENT_RAID_RC_PHYSDISK_CREATED: |
Moore, Eric | f44e546 | 2006-03-14 09:14:21 -0700 | [diff] [blame] | 2827 | ev->phys_disk_num_valid = 1; |
| 2828 | ev->phys_disk_num = raid_event_data->PhysDiskNum; |
Eric Moore | b506ade | 2007-01-29 09:45:37 -0700 | [diff] [blame] | 2829 | ev->hidden_raid_component = 1; |
Moore, Eric | c73787e | 2006-01-26 16:20:06 -0700 | [diff] [blame] | 2830 | ev->event_type = MPTSAS_DEL_DEVICE; |
| 2831 | break; |
Moore, Eric | bd23e94 | 2006-04-17 12:43:04 -0600 | [diff] [blame] | 2832 | case MPI_EVENT_RAID_RC_PHYSDISK_STATUS_CHANGED: |
| 2833 | switch (state) { |
| 2834 | case MPI_PD_STATE_ONLINE: |
Eric Moore | b506ade | 2007-01-29 09:45:37 -0700 | [diff] [blame] | 2835 | case MPI_PD_STATE_NOT_COMPATIBLE: |
Moore, Eric | bd23e94 | 2006-04-17 12:43:04 -0600 | [diff] [blame] | 2836 | ev->phys_disk_num_valid = 1; |
| 2837 | ev->phys_disk_num = raid_event_data->PhysDiskNum; |
Eric Moore | b506ade | 2007-01-29 09:45:37 -0700 | [diff] [blame] | 2838 | ev->hidden_raid_component = 1; |
Moore, Eric | bd23e94 | 2006-04-17 12:43:04 -0600 | [diff] [blame] | 2839 | ev->event_type = MPTSAS_ADD_DEVICE; |
| 2840 | break; |
| 2841 | case MPI_PD_STATE_MISSING: |
Moore, Eric | bd23e94 | 2006-04-17 12:43:04 -0600 | [diff] [blame] | 2842 | case MPI_PD_STATE_OFFLINE_AT_HOST_REQUEST: |
| 2843 | case MPI_PD_STATE_FAILED_AT_HOST_REQUEST: |
| 2844 | case MPI_PD_STATE_OFFLINE_FOR_ANOTHER_REASON: |
Eric Moore | b506ade | 2007-01-29 09:45:37 -0700 | [diff] [blame] | 2845 | ev->phys_disk_num_valid = 1; |
| 2846 | ev->phys_disk_num = raid_event_data->PhysDiskNum; |
Moore, Eric | bd23e94 | 2006-04-17 12:43:04 -0600 | [diff] [blame] | 2847 | ev->event_type = MPTSAS_DEL_DEVICE; |
| 2848 | break; |
| 2849 | default: |
| 2850 | break; |
| 2851 | } |
| 2852 | break; |
Moore, Eric | c73787e | 2006-01-26 16:20:06 -0700 | [diff] [blame] | 2853 | case MPI_EVENT_RAID_RC_VOLUME_DELETED: |
| 2854 | ev->event_type = MPTSAS_DEL_RAID; |
| 2855 | break; |
| 2856 | case MPI_EVENT_RAID_RC_VOLUME_CREATED: |
| 2857 | ev->event_type = MPTSAS_ADD_RAID; |
| 2858 | break; |
| 2859 | case MPI_EVENT_RAID_RC_VOLUME_STATUS_CHANGED: |
Moore, Eric | bd23e94 | 2006-04-17 12:43:04 -0600 | [diff] [blame] | 2860 | switch (state) { |
| 2861 | case MPI_RAIDVOL0_STATUS_STATE_FAILED: |
| 2862 | case MPI_RAIDVOL0_STATUS_STATE_MISSING: |
| 2863 | ev->event_type = MPTSAS_DEL_RAID; |
| 2864 | break; |
| 2865 | case MPI_RAIDVOL0_STATUS_STATE_OPTIMAL: |
| 2866 | case MPI_RAIDVOL0_STATUS_STATE_DEGRADED: |
| 2867 | ev->event_type = MPTSAS_ADD_RAID; |
| 2868 | break; |
| 2869 | default: |
| 2870 | break; |
| 2871 | } |
Moore, Eric | c73787e | 2006-01-26 16:20:06 -0700 | [diff] [blame] | 2872 | break; |
| 2873 | default: |
| 2874 | break; |
| 2875 | } |
| 2876 | schedule_work(&ev->work); |
| 2877 | } |
| 2878 | |
Moore, Eric | e6b2d76 | 2006-03-14 09:14:24 -0700 | [diff] [blame] | 2879 | static void |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 2880 | mptsas_send_discovery_event(MPT_ADAPTER *ioc, |
Moore, Eric | e6b2d76 | 2006-03-14 09:14:24 -0700 | [diff] [blame] | 2881 | EVENT_DATA_SAS_DISCOVERY *discovery_data) |
| 2882 | { |
| 2883 | struct mptsas_discovery_event *ev; |
| 2884 | |
| 2885 | /* |
| 2886 | * DiscoveryStatus |
| 2887 | * |
| 2888 | * This flag will be non-zero when firmware |
| 2889 | * kicks off discovery, and return to zero |
| 2890 | * once its completed. |
| 2891 | */ |
| 2892 | if (discovery_data->DiscoveryStatus) |
| 2893 | return; |
| 2894 | |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 2895 | ev = kzalloc(sizeof(*ev), GFP_ATOMIC); |
Moore, Eric | e6b2d76 | 2006-03-14 09:14:24 -0700 | [diff] [blame] | 2896 | if (!ev) |
| 2897 | return; |
David Howells | c402895 | 2006-11-22 14:57:56 +0000 | [diff] [blame] | 2898 | INIT_WORK(&ev->work, mptsas_discovery_work); |
Moore, Eric | e6b2d76 | 2006-03-14 09:14:24 -0700 | [diff] [blame] | 2899 | ev->ioc = ioc; |
| 2900 | schedule_work(&ev->work); |
| 2901 | }; |
| 2902 | |
Eric Moore | b506ade | 2007-01-29 09:45:37 -0700 | [diff] [blame] | 2903 | /* |
| 2904 | * mptsas_send_ir2_event - handle exposing hidden disk when |
| 2905 | * an inactive raid volume is added |
| 2906 | * |
| 2907 | * @ioc: Pointer to MPT_ADAPTER structure |
| 2908 | * @ir2_data |
| 2909 | * |
| 2910 | */ |
| 2911 | static void |
| 2912 | mptsas_send_ir2_event(MPT_ADAPTER *ioc, PTR_MPI_EVENT_DATA_IR2 ir2_data) |
| 2913 | { |
| 2914 | struct mptsas_hotplug_event *ev; |
| 2915 | |
| 2916 | if (ir2_data->ReasonCode != |
| 2917 | MPI_EVENT_IR2_RC_FOREIGN_CFG_DETECTED) |
| 2918 | return; |
| 2919 | |
| 2920 | ev = kzalloc(sizeof(*ev), GFP_ATOMIC); |
| 2921 | if (!ev) |
| 2922 | return; |
| 2923 | |
| 2924 | INIT_WORK(&ev->work, mptsas_hotplug_work); |
| 2925 | ev->ioc = ioc; |
| 2926 | ev->id = ir2_data->TargetID; |
| 2927 | ev->channel = ir2_data->Bus; |
| 2928 | ev->event_type = MPTSAS_ADD_INACTIVE_VOLUME; |
| 2929 | |
| 2930 | schedule_work(&ev->work); |
| 2931 | }; |
Moore, Eric | e6b2d76 | 2006-03-14 09:14:24 -0700 | [diff] [blame] | 2932 | |
Christoph Hellwig | 9a28f49 | 2006-01-13 18:04:41 +0100 | [diff] [blame] | 2933 | static int |
| 2934 | mptsas_event_process(MPT_ADAPTER *ioc, EventNotificationReply_t *reply) |
| 2935 | { |
Moore, Eric | c73787e | 2006-01-26 16:20:06 -0700 | [diff] [blame] | 2936 | int rc=1; |
Christoph Hellwig | 9a28f49 | 2006-01-13 18:04:41 +0100 | [diff] [blame] | 2937 | u8 event = le32_to_cpu(reply->Event) & 0xFF; |
| 2938 | |
| 2939 | if (!ioc->sh) |
Moore, Eric | c73787e | 2006-01-26 16:20:06 -0700 | [diff] [blame] | 2940 | goto out; |
Christoph Hellwig | 9a28f49 | 2006-01-13 18:04:41 +0100 | [diff] [blame] | 2941 | |
Moore, Eric | e6b2d76 | 2006-03-14 09:14:24 -0700 | [diff] [blame] | 2942 | /* |
| 2943 | * sas_discovery_ignore_events |
| 2944 | * |
| 2945 | * This flag is to prevent anymore processing of |
| 2946 | * sas events once mptsas_remove function is called. |
| 2947 | */ |
| 2948 | if (ioc->sas_discovery_ignore_events) { |
| 2949 | rc = mptscsih_event_process(ioc, reply); |
| 2950 | goto out; |
| 2951 | } |
| 2952 | |
Christoph Hellwig | 9a28f49 | 2006-01-13 18:04:41 +0100 | [diff] [blame] | 2953 | switch (event) { |
| 2954 | case MPI_EVENT_SAS_DEVICE_STATUS_CHANGE: |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 2955 | mptsas_send_sas_event(ioc, |
Christoph Hellwig | 9a28f49 | 2006-01-13 18:04:41 +0100 | [diff] [blame] | 2956 | (EVENT_DATA_SAS_DEVICE_STATUS_CHANGE *)reply->Data); |
Moore, Eric | c73787e | 2006-01-26 16:20:06 -0700 | [diff] [blame] | 2957 | break; |
| 2958 | case MPI_EVENT_INTEGRATED_RAID: |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 2959 | mptsas_send_raid_event(ioc, |
Moore, Eric | c73787e | 2006-01-26 16:20:06 -0700 | [diff] [blame] | 2960 | (EVENT_DATA_RAID *)reply->Data); |
| 2961 | break; |
Moore, Eric | 79de278 | 2006-01-25 18:05:15 -0700 | [diff] [blame] | 2962 | case MPI_EVENT_PERSISTENT_TABLE_FULL: |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 2963 | INIT_WORK(&ioc->sas_persist_task, |
David Howells | c402895 | 2006-11-22 14:57:56 +0000 | [diff] [blame] | 2964 | mptsas_persist_clear_table); |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 2965 | schedule_work(&ioc->sas_persist_task); |
Moore, Eric | 79de278 | 2006-01-25 18:05:15 -0700 | [diff] [blame] | 2966 | break; |
Moore, Eric | 4b76647 | 2006-03-14 09:14:12 -0700 | [diff] [blame] | 2967 | case MPI_EVENT_SAS_DISCOVERY: |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 2968 | mptsas_send_discovery_event(ioc, |
Moore, Eric | e6b2d76 | 2006-03-14 09:14:24 -0700 | [diff] [blame] | 2969 | (EVENT_DATA_SAS_DISCOVERY *)reply->Data); |
| 2970 | break; |
Eric Moore | b506ade | 2007-01-29 09:45:37 -0700 | [diff] [blame] | 2971 | case MPI_EVENT_IR2: |
| 2972 | mptsas_send_ir2_event(ioc, |
| 2973 | (PTR_MPI_EVENT_DATA_IR2)reply->Data); |
| 2974 | break; |
Christoph Hellwig | 9a28f49 | 2006-01-13 18:04:41 +0100 | [diff] [blame] | 2975 | default: |
Moore, Eric | c73787e | 2006-01-26 16:20:06 -0700 | [diff] [blame] | 2976 | rc = mptscsih_event_process(ioc, reply); |
| 2977 | break; |
Christoph Hellwig | 9a28f49 | 2006-01-13 18:04:41 +0100 | [diff] [blame] | 2978 | } |
Moore, Eric | c73787e | 2006-01-26 16:20:06 -0700 | [diff] [blame] | 2979 | out: |
| 2980 | |
| 2981 | return rc; |
Christoph Hellwig | 9a28f49 | 2006-01-13 18:04:41 +0100 | [diff] [blame] | 2982 | } |
| 2983 | |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 2984 | static int |
| 2985 | mptsas_probe(struct pci_dev *pdev, const struct pci_device_id *id) |
| 2986 | { |
| 2987 | struct Scsi_Host *sh; |
| 2988 | MPT_SCSI_HOST *hd; |
| 2989 | MPT_ADAPTER *ioc; |
| 2990 | unsigned long flags; |
Christoph Hellwig | 1ca00bb | 2006-01-13 18:27:50 +0100 | [diff] [blame] | 2991 | int ii; |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 2992 | int numSGE = 0; |
| 2993 | int scale; |
| 2994 | int ioc_cap; |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 2995 | int error=0; |
| 2996 | int r; |
| 2997 | |
| 2998 | r = mpt_attach(pdev,id); |
| 2999 | if (r) |
| 3000 | return r; |
| 3001 | |
| 3002 | ioc = pci_get_drvdata(pdev); |
| 3003 | ioc->DoneCtx = mptsasDoneCtx; |
| 3004 | ioc->TaskCtx = mptsasTaskCtx; |
| 3005 | ioc->InternalCtx = mptsasInternalCtx; |
| 3006 | |
| 3007 | /* Added sanity check on readiness of the MPT adapter. |
| 3008 | */ |
| 3009 | if (ioc->last_state != MPI_IOC_STATE_OPERATIONAL) { |
| 3010 | printk(MYIOC_s_WARN_FMT |
| 3011 | "Skipping because it's not operational!\n", |
| 3012 | ioc->name); |
Moore, Eric Dean | 7acec1e | 2005-11-16 18:54:17 -0700 | [diff] [blame] | 3013 | error = -ENODEV; |
| 3014 | goto out_mptsas_probe; |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 3015 | } |
| 3016 | |
| 3017 | if (!ioc->active) { |
| 3018 | printk(MYIOC_s_WARN_FMT "Skipping because it's disabled!\n", |
| 3019 | ioc->name); |
Moore, Eric Dean | 7acec1e | 2005-11-16 18:54:17 -0700 | [diff] [blame] | 3020 | error = -ENODEV; |
| 3021 | goto out_mptsas_probe; |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 3022 | } |
| 3023 | |
| 3024 | /* Sanity check - ensure at least 1 port is INITIATOR capable |
| 3025 | */ |
| 3026 | ioc_cap = 0; |
| 3027 | for (ii = 0; ii < ioc->facts.NumberOfPorts; ii++) { |
| 3028 | if (ioc->pfacts[ii].ProtocolFlags & |
| 3029 | MPI_PORTFACTS_PROTOCOL_INITIATOR) |
| 3030 | ioc_cap++; |
| 3031 | } |
| 3032 | |
| 3033 | if (!ioc_cap) { |
| 3034 | printk(MYIOC_s_WARN_FMT |
| 3035 | "Skipping ioc=%p because SCSI Initiator mode " |
| 3036 | "is NOT enabled!\n", ioc->name, ioc); |
Moore, Eric Dean | 466544d | 2005-09-14 18:09:10 -0600 | [diff] [blame] | 3037 | return 0; |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 3038 | } |
| 3039 | |
| 3040 | sh = scsi_host_alloc(&mptsas_driver_template, sizeof(MPT_SCSI_HOST)); |
| 3041 | if (!sh) { |
| 3042 | printk(MYIOC_s_WARN_FMT |
| 3043 | "Unable to register controller with SCSI subsystem\n", |
| 3044 | ioc->name); |
Moore, Eric Dean | 7acec1e | 2005-11-16 18:54:17 -0700 | [diff] [blame] | 3045 | error = -1; |
| 3046 | goto out_mptsas_probe; |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 3047 | } |
| 3048 | |
| 3049 | spin_lock_irqsave(&ioc->FreeQlock, flags); |
| 3050 | |
| 3051 | /* Attach the SCSI Host to the IOC structure |
| 3052 | */ |
| 3053 | ioc->sh = sh; |
| 3054 | |
| 3055 | sh->io_port = 0; |
| 3056 | sh->n_io_port = 0; |
| 3057 | sh->irq = 0; |
| 3058 | |
| 3059 | /* set 16 byte cdb's */ |
| 3060 | sh->max_cmd_len = 16; |
| 3061 | |
Eric Moore | 793955f | 2007-01-29 09:42:20 -0700 | [diff] [blame] | 3062 | sh->max_id = ioc->pfacts[0].PortSCSIID; |
| 3063 | sh->max_lun = max_lun; |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 3064 | |
| 3065 | sh->transportt = mptsas_transport_template; |
| 3066 | |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 3067 | sh->this_id = ioc->pfacts[0].PortSCSIID; |
| 3068 | |
| 3069 | /* Required entry. |
| 3070 | */ |
| 3071 | sh->unique_id = ioc->id; |
| 3072 | |
| 3073 | INIT_LIST_HEAD(&ioc->sas_topology); |
Christoph Hellwig | 9a28f49 | 2006-01-13 18:04:41 +0100 | [diff] [blame] | 3074 | mutex_init(&ioc->sas_topology_mutex); |
Moore, Eric | e6b2d76 | 2006-03-14 09:14:24 -0700 | [diff] [blame] | 3075 | mutex_init(&ioc->sas_discovery_mutex); |
Christoph Hellwig | eeb846c | 2006-01-13 18:27:11 +0100 | [diff] [blame] | 3076 | mutex_init(&ioc->sas_mgmt.mutex); |
Christoph Hellwig | da4fa65 | 2005-10-19 20:01:42 +0200 | [diff] [blame] | 3077 | init_completion(&ioc->sas_mgmt.done); |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 3078 | |
| 3079 | /* Verify that we won't exceed the maximum |
| 3080 | * number of chain buffers |
| 3081 | * We can optimize: ZZ = req_sz/sizeof(SGE) |
| 3082 | * For 32bit SGE's: |
| 3083 | * numSGE = 1 + (ZZ-1)*(maxChain -1) + ZZ |
| 3084 | * + (req_sz - 64)/sizeof(SGE) |
| 3085 | * A slightly different algorithm is required for |
| 3086 | * 64bit SGEs. |
| 3087 | */ |
| 3088 | scale = ioc->req_sz/(sizeof(dma_addr_t) + sizeof(u32)); |
| 3089 | if (sizeof(dma_addr_t) == sizeof(u64)) { |
| 3090 | numSGE = (scale - 1) * |
| 3091 | (ioc->facts.MaxChainDepth-1) + scale + |
| 3092 | (ioc->req_sz - 60) / (sizeof(dma_addr_t) + |
| 3093 | sizeof(u32)); |
| 3094 | } else { |
| 3095 | numSGE = 1 + (scale - 1) * |
| 3096 | (ioc->facts.MaxChainDepth-1) + scale + |
| 3097 | (ioc->req_sz - 64) / (sizeof(dma_addr_t) + |
| 3098 | sizeof(u32)); |
| 3099 | } |
| 3100 | |
| 3101 | if (numSGE < sh->sg_tablesize) { |
| 3102 | /* Reset this value */ |
| 3103 | dprintk((MYIOC_s_INFO_FMT |
| 3104 | "Resetting sg_tablesize to %d from %d\n", |
| 3105 | ioc->name, numSGE, sh->sg_tablesize)); |
| 3106 | sh->sg_tablesize = numSGE; |
| 3107 | } |
| 3108 | |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 3109 | hd = (MPT_SCSI_HOST *) sh->hostdata; |
| 3110 | hd->ioc = ioc; |
| 3111 | |
| 3112 | /* SCSI needs scsi_cmnd lookup table! |
| 3113 | * (with size equal to req_depth*PtrSz!) |
| 3114 | */ |
Christoph Hellwig | 1ca00bb | 2006-01-13 18:27:50 +0100 | [diff] [blame] | 3115 | hd->ScsiLookup = kcalloc(ioc->req_depth, sizeof(void *), GFP_ATOMIC); |
| 3116 | if (!hd->ScsiLookup) { |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 3117 | error = -ENOMEM; |
Moore, Eric Dean | 7acec1e | 2005-11-16 18:54:17 -0700 | [diff] [blame] | 3118 | goto out_mptsas_probe; |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 3119 | } |
| 3120 | |
Christoph Hellwig | 1ca00bb | 2006-01-13 18:27:50 +0100 | [diff] [blame] | 3121 | dprintk((MYIOC_s_INFO_FMT "ScsiLookup @ %p\n", |
| 3122 | ioc->name, hd->ScsiLookup)); |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 3123 | |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 3124 | /* Clear the TM flags |
| 3125 | */ |
| 3126 | hd->tmPending = 0; |
| 3127 | hd->tmState = TM_STATE_NONE; |
| 3128 | hd->resetPending = 0; |
| 3129 | hd->abortSCpnt = NULL; |
| 3130 | |
| 3131 | /* Clear the pointer used to store |
| 3132 | * single-threaded commands, i.e., those |
| 3133 | * issued during a bus scan, dv and |
| 3134 | * configuration pages. |
| 3135 | */ |
| 3136 | hd->cmdPtr = NULL; |
| 3137 | |
| 3138 | /* Initialize this SCSI Hosts' timers |
| 3139 | * To use, set the timer expires field |
| 3140 | * and add_timer |
| 3141 | */ |
| 3142 | init_timer(&hd->timer); |
| 3143 | hd->timer.data = (unsigned long) hd; |
| 3144 | hd->timer.function = mptscsih_timer_expired; |
| 3145 | |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 3146 | ioc->sas_data.ptClear = mpt_pt_clear; |
| 3147 | |
Eric Moore | df9e062 | 2007-01-29 09:46:21 -0700 | [diff] [blame^] | 3148 | init_waitqueue_head(&hd->scandv_waitq); |
| 3149 | hd->scandv_wait_done = 0; |
| 3150 | hd->last_queue_full = 0; |
| 3151 | INIT_LIST_HEAD(&hd->target_reset_list); |
| 3152 | spin_unlock_irqrestore(&ioc->FreeQlock, flags); |
| 3153 | |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 3154 | if (ioc->sas_data.ptClear==1) { |
| 3155 | mptbase_sas_persist_operation( |
| 3156 | ioc, MPI_SAS_OP_CLEAR_ALL_PERSISTENT); |
| 3157 | } |
| 3158 | |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 3159 | error = scsi_add_host(sh, &ioc->pcidev->dev); |
| 3160 | if (error) { |
| 3161 | dprintk((KERN_ERR MYNAM |
| 3162 | "scsi_add_host failed\n")); |
Moore, Eric Dean | 7acec1e | 2005-11-16 18:54:17 -0700 | [diff] [blame] | 3163 | goto out_mptsas_probe; |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 3164 | } |
| 3165 | |
| 3166 | mptsas_scan_sas_topology(ioc); |
| 3167 | |
| 3168 | return 0; |
| 3169 | |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 3170 | out_mptsas_probe: |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 3171 | |
| 3172 | mptscsih_remove(pdev); |
| 3173 | return error; |
| 3174 | } |
| 3175 | |
| 3176 | static void __devexit mptsas_remove(struct pci_dev *pdev) |
| 3177 | { |
| 3178 | MPT_ADAPTER *ioc = pci_get_drvdata(pdev); |
| 3179 | struct mptsas_portinfo *p, *n; |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 3180 | int i; |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 3181 | |
Eric Moore | b506ade | 2007-01-29 09:45:37 -0700 | [diff] [blame] | 3182 | ioc->sas_discovery_ignore_events = 1; |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 3183 | sas_remove_host(ioc->sh); |
| 3184 | |
Christoph Hellwig | 9a28f49 | 2006-01-13 18:04:41 +0100 | [diff] [blame] | 3185 | mutex_lock(&ioc->sas_topology_mutex); |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 3186 | list_for_each_entry_safe(p, n, &ioc->sas_topology, list) { |
| 3187 | list_del(&p->list); |
Eric Moore | 547f9a2 | 2006-06-27 14:42:12 -0600 | [diff] [blame] | 3188 | for (i = 0 ; i < p->num_phys ; i++) |
| 3189 | mptsas_port_delete(p->phy_info[i].port_details); |
| 3190 | kfree(p->phy_info); |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 3191 | kfree(p); |
| 3192 | } |
Christoph Hellwig | 9a28f49 | 2006-01-13 18:04:41 +0100 | [diff] [blame] | 3193 | mutex_unlock(&ioc->sas_topology_mutex); |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 3194 | |
| 3195 | mptscsih_remove(pdev); |
| 3196 | } |
| 3197 | |
| 3198 | static struct pci_device_id mptsas_pci_table[] = { |
Eric Moore | 87cf898 | 2006-06-27 16:09:26 -0600 | [diff] [blame] | 3199 | { PCI_VENDOR_ID_LSI_LOGIC, MPI_MANUFACTPAGE_DEVID_SAS1064, |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 3200 | PCI_ANY_ID, PCI_ANY_ID }, |
Eric Moore | 87cf898 | 2006-06-27 16:09:26 -0600 | [diff] [blame] | 3201 | { PCI_VENDOR_ID_LSI_LOGIC, MPI_MANUFACTPAGE_DEVID_SAS1068, |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 3202 | PCI_ANY_ID, PCI_ANY_ID }, |
Eric Moore | 87cf898 | 2006-06-27 16:09:26 -0600 | [diff] [blame] | 3203 | { PCI_VENDOR_ID_LSI_LOGIC, MPI_MANUFACTPAGE_DEVID_SAS1064E, |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 3204 | PCI_ANY_ID, PCI_ANY_ID }, |
Eric Moore | 87cf898 | 2006-06-27 16:09:26 -0600 | [diff] [blame] | 3205 | { PCI_VENDOR_ID_LSI_LOGIC, MPI_MANUFACTPAGE_DEVID_SAS1068E, |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 3206 | PCI_ANY_ID, PCI_ANY_ID }, |
Eric Moore | 87cf898 | 2006-06-27 16:09:26 -0600 | [diff] [blame] | 3207 | { PCI_VENDOR_ID_LSI_LOGIC, MPI_MANUFACTPAGE_DEVID_SAS1078, |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 3208 | PCI_ANY_ID, PCI_ANY_ID }, |
| 3209 | {0} /* Terminating entry */ |
| 3210 | }; |
| 3211 | MODULE_DEVICE_TABLE(pci, mptsas_pci_table); |
| 3212 | |
| 3213 | |
| 3214 | static struct pci_driver mptsas_driver = { |
| 3215 | .name = "mptsas", |
| 3216 | .id_table = mptsas_pci_table, |
| 3217 | .probe = mptsas_probe, |
| 3218 | .remove = __devexit_p(mptsas_remove), |
| 3219 | .shutdown = mptscsih_shutdown, |
| 3220 | #ifdef CONFIG_PM |
| 3221 | .suspend = mptscsih_suspend, |
| 3222 | .resume = mptscsih_resume, |
| 3223 | #endif |
| 3224 | }; |
| 3225 | |
| 3226 | static int __init |
| 3227 | mptsas_init(void) |
| 3228 | { |
| 3229 | show_mptmod_ver(my_NAME, my_VERSION); |
| 3230 | |
| 3231 | mptsas_transport_template = |
| 3232 | sas_attach_transport(&mptsas_transport_functions); |
| 3233 | if (!mptsas_transport_template) |
| 3234 | return -ENODEV; |
| 3235 | |
| 3236 | mptsasDoneCtx = mpt_register(mptscsih_io_done, MPTSAS_DRIVER); |
Eric Moore | df9e062 | 2007-01-29 09:46:21 -0700 | [diff] [blame^] | 3237 | mptsasTaskCtx = mpt_register(mptsas_taskmgmt_complete, MPTSAS_DRIVER); |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 3238 | mptsasInternalCtx = |
| 3239 | mpt_register(mptscsih_scandv_complete, MPTSAS_DRIVER); |
Christoph Hellwig | da4fa65 | 2005-10-19 20:01:42 +0200 | [diff] [blame] | 3240 | mptsasMgmtCtx = mpt_register(mptsas_mgmt_done, MPTSAS_DRIVER); |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 3241 | |
Christoph Hellwig | 9a28f49 | 2006-01-13 18:04:41 +0100 | [diff] [blame] | 3242 | if (mpt_event_register(mptsasDoneCtx, mptsas_event_process) == 0) { |
Moore, Eric | 3a892be | 2006-03-14 09:14:03 -0700 | [diff] [blame] | 3243 | devtverboseprintk((KERN_INFO MYNAM |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 3244 | ": Registered for IOC event notifications\n")); |
| 3245 | } |
| 3246 | |
Eric Moore | df9e062 | 2007-01-29 09:46:21 -0700 | [diff] [blame^] | 3247 | if (mpt_reset_register(mptsasDoneCtx, mptsas_ioc_reset) == 0) { |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 3248 | dprintk((KERN_INFO MYNAM |
| 3249 | ": Registered for IOC reset notifications\n")); |
| 3250 | } |
| 3251 | |
| 3252 | return pci_register_driver(&mptsas_driver); |
| 3253 | } |
| 3254 | |
| 3255 | static void __exit |
| 3256 | mptsas_exit(void) |
| 3257 | { |
| 3258 | pci_unregister_driver(&mptsas_driver); |
| 3259 | sas_release_transport(mptsas_transport_template); |
| 3260 | |
| 3261 | mpt_reset_deregister(mptsasDoneCtx); |
| 3262 | mpt_event_deregister(mptsasDoneCtx); |
| 3263 | |
Christoph Hellwig | da4fa65 | 2005-10-19 20:01:42 +0200 | [diff] [blame] | 3264 | mpt_deregister(mptsasMgmtCtx); |
Christoph Hellwig | 0c33b27 | 2005-09-09 16:27:19 +0200 | [diff] [blame] | 3265 | mpt_deregister(mptsasInternalCtx); |
| 3266 | mpt_deregister(mptsasTaskCtx); |
| 3267 | mpt_deregister(mptsasDoneCtx); |
| 3268 | } |
| 3269 | |
| 3270 | module_init(mptsas_init); |
| 3271 | module_exit(mptsas_exit); |