Prakash, Sathya | 56af97a | 2007-08-14 16:15:38 +0530 | [diff] [blame] | 1 | /* |
| 2 | * linux/drivers/message/fusion/mptsas.h |
| 3 | * High performance SCSI + LAN / Fibre Channel device drivers. |
| 4 | * For use with PCI chip/adapter(s): |
| 5 | * LSIFC9xx/LSI409xx Fibre Channel |
| 6 | * running LSI MPT (Message Passing Technology) firmware. |
| 7 | * |
Prakash, Sathya | cddc0ab | 2008-05-21 00:56:41 +0530 | [diff] [blame] | 8 | * Copyright (c) 1999-2008 LSI Corporation |
Prakash, Sathya | 56af97a | 2007-08-14 16:15:38 +0530 | [diff] [blame] | 9 | * (mailto:DL-MPTFusionLinux@lsi.com) |
| 10 | * |
| 11 | */ |
| 12 | /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ |
| 13 | /* |
| 14 | This program is free software; you can redistribute it and/or modify |
| 15 | it under the terms of the GNU General Public License as published by |
| 16 | the Free Software Foundation; version 2 of the License. |
| 17 | |
| 18 | This program is distributed in the hope that it will be useful, |
| 19 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 20 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 21 | GNU General Public License for more details. |
| 22 | |
| 23 | NO WARRANTY |
| 24 | THE PROGRAM IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OR |
| 25 | CONDITIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED INCLUDING, WITHOUT |
| 26 | LIMITATION, ANY WARRANTIES OR CONDITIONS OF TITLE, NON-INFRINGEMENT, |
| 27 | MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE. Each Recipient is |
| 28 | solely responsible for determining the appropriateness of using and |
| 29 | distributing the Program and assumes all risks associated with its |
| 30 | exercise of rights under this Agreement, including but not limited to |
| 31 | the risks and costs of program errors, damage to or loss of data, |
| 32 | programs or equipment, and unavailability or interruption of operations. |
| 33 | |
| 34 | DISCLAIMER OF LIABILITY |
| 35 | NEITHER RECIPIENT NOR ANY CONTRIBUTORS SHALL HAVE ANY LIABILITY FOR ANY |
| 36 | DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
| 37 | DAMAGES (INCLUDING WITHOUT LIMITATION LOST PROFITS), HOWEVER CAUSED AND |
| 38 | ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR |
| 39 | TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE |
| 40 | USE OR DISTRIBUTION OF THE PROGRAM OR THE EXERCISE OF ANY RIGHTS GRANTED |
| 41 | HEREUNDER, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGES |
| 42 | |
| 43 | You should have received a copy of the GNU General Public License |
| 44 | along with this program; if not, write to the Free Software |
| 45 | Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
| 46 | */ |
| 47 | |
| 48 | #ifndef MPTSAS_H_INCLUDED |
| 49 | #define MPTSAS_H_INCLUDED |
| 50 | /*{-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ |
| 51 | |
| 52 | struct mptsas_target_reset_event { |
| 53 | struct list_head list; |
| 54 | EVENT_DATA_SAS_DEVICE_STATUS_CHANGE sas_event_data; |
| 55 | u8 target_reset_issued; |
Kashyap, Desai | e7deff3 | 2009-05-29 16:46:07 +0530 | [diff] [blame] | 56 | unsigned long time_count; |
Prakash, Sathya | 56af97a | 2007-08-14 16:15:38 +0530 | [diff] [blame] | 57 | }; |
| 58 | |
| 59 | enum mptsas_hotplug_action { |
| 60 | MPTSAS_ADD_DEVICE, |
| 61 | MPTSAS_DEL_DEVICE, |
| 62 | MPTSAS_ADD_RAID, |
| 63 | MPTSAS_DEL_RAID, |
Kashyap, Desai | 3eb0822c | 2009-05-29 16:47:26 +0530 | [diff] [blame] | 64 | MPTSAS_ADD_PHYSDISK, |
| 65 | MPTSAS_ADD_PHYSDISK_REPROBE, |
| 66 | MPTSAS_DEL_PHYSDISK, |
| 67 | MPTSAS_DEL_PHYSDISK_REPROBE, |
Prakash, Sathya | 56af97a | 2007-08-14 16:15:38 +0530 | [diff] [blame] | 68 | MPTSAS_ADD_INACTIVE_VOLUME, |
| 69 | MPTSAS_IGNORE_EVENT, |
| 70 | }; |
| 71 | |
Kashyap, Desai | 3eb0822c | 2009-05-29 16:47:26 +0530 | [diff] [blame] | 72 | struct mptsas_mapping{ |
| 73 | u8 id; |
| 74 | u8 channel; |
| 75 | }; |
| 76 | |
| 77 | struct mptsas_device_info { |
| 78 | struct list_head list; |
| 79 | struct mptsas_mapping os; /* operating system mapping*/ |
| 80 | struct mptsas_mapping fw; /* firmware mapping */ |
| 81 | u64 sas_address; |
| 82 | u32 device_info; /* specific bits for devices */ |
| 83 | u16 slot; /* enclosure slot id */ |
| 84 | u64 enclosure_logical_id; /*enclosure address */ |
Kashyap, Desai | a7938b0 | 2009-05-29 16:53:56 +0530 | [diff] [blame] | 85 | u8 is_logical_volume; /* is this logical volume */ |
Kashyap, Desai | 57e9851 | 2009-05-29 16:55:09 +0530 | [diff] [blame] | 86 | /* this belongs to volume */ |
| 87 | u8 is_hidden_raid_component; |
| 88 | /* this valid when is_hidden_raid_component set */ |
| 89 | u8 volume_id; |
| 90 | /* cached data for a removed device */ |
| 91 | u8 is_cached; |
Kashyap, Desai | 3eb0822c | 2009-05-29 16:47:26 +0530 | [diff] [blame] | 92 | }; |
| 93 | |
Prakash, Sathya | 56af97a | 2007-08-14 16:15:38 +0530 | [diff] [blame] | 94 | struct mptsas_hotplug_event { |
Prakash, Sathya | 56af97a | 2007-08-14 16:15:38 +0530 | [diff] [blame] | 95 | MPT_ADAPTER *ioc; |
| 96 | enum mptsas_hotplug_action event_type; |
| 97 | u64 sas_address; |
| 98 | u8 channel; |
| 99 | u8 id; |
| 100 | u32 device_info; |
| 101 | u16 handle; |
Prakash, Sathya | 56af97a | 2007-08-14 16:15:38 +0530 | [diff] [blame] | 102 | u8 phy_id; |
Prakash, Sathya | 56af97a | 2007-08-14 16:15:38 +0530 | [diff] [blame] | 103 | u8 phys_disk_num; /* hrc - unique index*/ |
Kashyap, Desai | 3eb0822c | 2009-05-29 16:47:26 +0530 | [diff] [blame] | 104 | struct scsi_device *sdev; |
| 105 | }; |
| 106 | |
| 107 | struct fw_event_work { |
| 108 | struct list_head list; |
| 109 | struct delayed_work work; |
| 110 | MPT_ADAPTER *ioc; |
| 111 | u32 event; |
| 112 | u8 retries; |
Gustavo A. R. Silva | fd6282a | 2020-03-19 17:25:33 -0500 | [diff] [blame] | 113 | char event_data[] __aligned(4); |
Prakash, Sathya | 56af97a | 2007-08-14 16:15:38 +0530 | [diff] [blame] | 114 | }; |
| 115 | |
| 116 | struct mptsas_discovery_event { |
| 117 | struct work_struct work; |
| 118 | MPT_ADAPTER *ioc; |
| 119 | }; |
| 120 | |
| 121 | /* |
| 122 | * SAS topology structures |
| 123 | * |
| 124 | * The MPT Fusion firmware interface spreads information about the |
| 125 | * SAS topology over many manufacture pages, thus we need some data |
| 126 | * structure to collect it and process it for the SAS transport class. |
| 127 | */ |
| 128 | |
| 129 | struct mptsas_devinfo { |
| 130 | u16 handle; /* unique id to address this device */ |
| 131 | u16 handle_parent; /* unique id to address parent device */ |
| 132 | u16 handle_enclosure; /* enclosure identifier of the enclosure */ |
| 133 | u16 slot; /* physical slot in enclosure */ |
| 134 | u8 phy_id; /* phy number of parent device */ |
| 135 | u8 port_id; /* sas physical port this device |
| 136 | is assoc'd with */ |
| 137 | u8 id; /* logical target id of this device */ |
| 138 | u32 phys_disk_num; /* phys disk id, for csmi-ioctls */ |
| 139 | u8 channel; /* logical bus number of this device */ |
| 140 | u64 sas_address; /* WWN of this device, |
| 141 | SATA is assigned by HBA,expander */ |
| 142 | u32 device_info; /* bitfield detailed info about this device */ |
Kashyap, Desai | 51106ab | 2010-06-17 14:40:10 +0530 | [diff] [blame] | 143 | u16 flags; /* sas device pg0 flags */ |
Prakash, Sathya | 56af97a | 2007-08-14 16:15:38 +0530 | [diff] [blame] | 144 | }; |
| 145 | |
| 146 | /* |
| 147 | * Specific details on ports, wide/narrow |
| 148 | */ |
| 149 | struct mptsas_portinfo_details{ |
| 150 | u16 num_phys; /* number of phys belong to this port */ |
| 151 | u64 phy_bitmask; /* TODO, extend support for 255 phys */ |
| 152 | struct sas_rphy *rphy; /* transport layer rphy object */ |
| 153 | struct sas_port *port; /* transport layer port object */ |
| 154 | struct scsi_target *starget; |
| 155 | struct mptsas_portinfo *port_info; |
| 156 | }; |
| 157 | |
| 158 | struct mptsas_phyinfo { |
| 159 | u16 handle; /* unique id to address this */ |
| 160 | u8 phy_id; /* phy index */ |
| 161 | u8 port_id; /* firmware port identifier */ |
| 162 | u8 negotiated_link_rate; /* nego'd link rate for this phy */ |
| 163 | u8 hw_link_rate; /* hardware max/min phys link rate */ |
| 164 | u8 programmed_link_rate; /* programmed max/min phy link rate */ |
| 165 | u8 sas_port_add_phy; /* flag to request sas_port_add_phy*/ |
| 166 | struct mptsas_devinfo identify; /* point to phy device info */ |
| 167 | struct mptsas_devinfo attached; /* point to attached device info */ |
| 168 | struct sas_phy *phy; /* transport layer phy object */ |
| 169 | struct mptsas_portinfo *portinfo; |
| 170 | struct mptsas_portinfo_details * port_details; |
| 171 | }; |
| 172 | |
| 173 | struct mptsas_portinfo { |
| 174 | struct list_head list; |
| 175 | u16 num_phys; /* number of phys */ |
| 176 | struct mptsas_phyinfo *phy_info; |
| 177 | }; |
| 178 | |
| 179 | struct mptsas_enclosure { |
| 180 | u64 enclosure_logical_id; /* The WWN for the enclosure */ |
| 181 | u16 enclosure_handle; /* unique id to address this */ |
| 182 | u16 flags; /* details enclosure management */ |
| 183 | u16 num_slot; /* num slots */ |
| 184 | u16 start_slot; /* first slot */ |
| 185 | u8 start_id; /* starting logical target id */ |
| 186 | u8 start_channel; /* starting logical channel id */ |
| 187 | u8 sep_id; /* SEP device logical target id */ |
| 188 | u8 sep_channel; /* SEP channel logical channel id */ |
| 189 | }; |
| 190 | |
| 191 | /*}-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ |
| 192 | #endif |