diff options
Diffstat (limited to 'drivers/message/fusion/mptsas.h')
| -rw-r--r-- | drivers/message/fusion/mptsas.h | 193 |
1 files changed, 193 insertions, 0 deletions
diff --git a/drivers/message/fusion/mptsas.h b/drivers/message/fusion/mptsas.h new file mode 100644 index 000000000..71abf3477 --- /dev/null +++ b/drivers/message/fusion/mptsas.h @@ -0,0 +1,193 @@ +/* + * linux/drivers/message/fusion/mptsas.h + * High performance SCSI + LAN / Fibre Channel device drivers. + * For use with PCI chip/adapter(s): + * LSIFC9xx/LSI409xx Fibre Channel + * running LSI MPT (Message Passing Technology) firmware. + * + * Copyright (c) 1999-2008 LSI Corporation + * (mailto:DL-MPTFusionLinux@lsi.com) + * + */ +/*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ +/* + This program is free software; you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; version 2 of the License. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + NO WARRANTY + THE PROGRAM IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OR + CONDITIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED INCLUDING, WITHOUT + LIMITATION, ANY WARRANTIES OR CONDITIONS OF TITLE, NON-INFRINGEMENT, + MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE. Each Recipient is + solely responsible for determining the appropriateness of using and + distributing the Program and assumes all risks associated with its + exercise of rights under this Agreement, including but not limited to + the risks and costs of program errors, damage to or loss of data, + programs or equipment, and unavailability or interruption of operations. + + DISCLAIMER OF LIABILITY + NEITHER RECIPIENT NOR ANY CONTRIBUTORS SHALL HAVE ANY LIABILITY FOR ANY + DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + DAMAGES (INCLUDING WITHOUT LIMITATION LOST PROFITS), HOWEVER CAUSED AND + ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR + TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE + USE OR DISTRIBUTION OF THE PROGRAM OR THE EXERCISE OF ANY RIGHTS GRANTED + HEREUNDER, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGES + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software + Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA +*/ + +#ifndef MPTSAS_H_INCLUDED +#define MPTSAS_H_INCLUDED +/*{-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ + +struct mptsas_target_reset_event { + struct list_head list; + EVENT_DATA_SAS_DEVICE_STATUS_CHANGE sas_event_data; + u8 target_reset_issued; + unsigned long time_count; +}; + +enum mptsas_hotplug_action { + MPTSAS_ADD_DEVICE, + MPTSAS_DEL_DEVICE, + MPTSAS_ADD_RAID, + MPTSAS_DEL_RAID, + MPTSAS_ADD_PHYSDISK, + MPTSAS_ADD_PHYSDISK_REPROBE, + MPTSAS_DEL_PHYSDISK, + MPTSAS_DEL_PHYSDISK_REPROBE, + MPTSAS_ADD_INACTIVE_VOLUME, + MPTSAS_IGNORE_EVENT, +}; + +struct mptsas_mapping{ + u8 id; + u8 channel; +}; + +struct mptsas_device_info { + struct list_head list; + struct mptsas_mapping os; /* operating system mapping*/ + struct mptsas_mapping fw; /* firmware mapping */ + u64 sas_address; + u32 device_info; /* specific bits for devices */ + u16 slot; /* enclosure slot id */ + u64 enclosure_logical_id; /*enclosure address */ + u8 is_logical_volume; /* is this logical volume */ + /* this belongs to volume */ + u8 is_hidden_raid_component; + /* this valid when is_hidden_raid_component set */ + u8 volume_id; + /* cached data for a removed device */ + u8 is_cached; +}; + +struct mptsas_hotplug_event { + MPT_ADAPTER *ioc; + enum mptsas_hotplug_action event_type; + u64 sas_address; + u8 channel; + u8 id; + u32 device_info; + u16 handle; + u8 phy_id; + u8 phys_disk_num; /* hrc - unique index*/ + struct scsi_device *sdev; +}; + +struct fw_event_work { + struct list_head list; + struct delayed_work work; + int users; + MPT_ADAPTER *ioc; + u32 event; + u8 retries; + char event_data[] __aligned(4); +}; + +struct mptsas_discovery_event { + struct work_struct work; + MPT_ADAPTER *ioc; +}; + +/* + * SAS topology structures + * + * The MPT Fusion firmware interface spreads information about the + * SAS topology over many manufacture pages, thus we need some data + * structure to collect it and process it for the SAS transport class. + */ + +struct mptsas_devinfo { + u16 handle; /* unique id to address this device */ + u16 handle_parent; /* unique id to address parent device */ + u16 handle_enclosure; /* enclosure identifier of the enclosure */ + u16 slot; /* physical slot in enclosure */ + u8 phy_id; /* phy number of parent device */ + u8 port_id; /* sas physical port this device + is assoc'd with */ + u8 id; /* logical target id of this device */ + u32 phys_disk_num; /* phys disk id, for csmi-ioctls */ + u8 channel; /* logical bus number of this device */ + u64 sas_address; /* WWN of this device, + SATA is assigned by HBA,expander */ + u32 device_info; /* bitfield detailed info about this device */ + u16 flags; /* sas device pg0 flags */ +}; + +/* + * Specific details on ports, wide/narrow + */ +struct mptsas_portinfo_details{ + u16 num_phys; /* number of phys belong to this port */ + u64 phy_bitmask; /* TODO, extend support for 255 phys */ + struct sas_rphy *rphy; /* transport layer rphy object */ + struct sas_port *port; /* transport layer port object */ + struct scsi_target *starget; + struct mptsas_portinfo *port_info; +}; + +struct mptsas_phyinfo { + u16 handle; /* unique id to address this */ + u8 phy_id; /* phy index */ + u8 port_id; /* firmware port identifier */ + u8 negotiated_link_rate; /* nego'd link rate for this phy */ + u8 hw_link_rate; /* hardware max/min phys link rate */ + u8 programmed_link_rate; /* programmed max/min phy link rate */ + u8 sas_port_add_phy; /* flag to request sas_port_add_phy*/ + struct mptsas_devinfo identify; /* point to phy device info */ + struct mptsas_devinfo attached; /* point to attached device info */ + struct sas_phy *phy; /* transport layer phy object */ + struct mptsas_portinfo *portinfo; + struct mptsas_portinfo_details * port_details; +}; + +struct mptsas_portinfo { + struct list_head list; + u16 num_phys; /* number of phys */ + struct mptsas_phyinfo *phy_info; +}; + +struct mptsas_enclosure { + u64 enclosure_logical_id; /* The WWN for the enclosure */ + u16 enclosure_handle; /* unique id to address this */ + u16 flags; /* details enclosure management */ + u16 num_slot; /* num slots */ + u16 start_slot; /* first slot */ + u8 start_id; /* starting logical target id */ + u8 start_channel; /* starting logical channel id */ + u8 sep_id; /* SEP device logical target id */ + u8 sep_channel; /* SEP channel logical channel id */ +}; + +/*}-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ +#endif |