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authorPrakash, Sathya <sathya.prakash@lsi.com>2007-08-14 16:15:38 +0530
committerJames Bottomley <jejb@mulgrave.localdomain>2007-10-12 14:40:47 -0400
commit56af97ae477cf8c2983edf86db2559d6394ca860 (patch)
tree9e9f7d36be1e79c8254661229f6f02c9f33606b1 /drivers/message/fusion/mptsas.h
parentf606f5718fa5a36e400000f91c44a5725b0f005d (diff)
[SCSI] mpt fusion: Creation of mptsas.h header file
The data structure definitions from mptsas.c are moved to a new header file mptsas.h signed-off-by: Sathya Prakash <sathya.prakash@lsi.com> Acked-by: Eric Moore <Eric.Moore@lsi.com> Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>
Diffstat (limited to 'drivers/message/fusion/mptsas.h')
-rw-r--r--drivers/message/fusion/mptsas.h158
1 files changed, 158 insertions, 0 deletions
diff --git a/drivers/message/fusion/mptsas.h b/drivers/message/fusion/mptsas.h
new file mode 100644
index 000000000000..7c150f50629a
--- /dev/null
+++ b/drivers/message/fusion/mptsas.h
@@ -0,0 +1,158 @@
+/*
+ * 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) 1999-2007 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;
+};
+
+enum mptsas_hotplug_action {
+ MPTSAS_ADD_DEVICE,
+ MPTSAS_DEL_DEVICE,
+ MPTSAS_ADD_RAID,
+ MPTSAS_DEL_RAID,
+ MPTSAS_ADD_INACTIVE_VOLUME,
+ MPTSAS_IGNORE_EVENT,
+};
+
+struct mptsas_hotplug_event {
+ struct work_struct work;
+ MPT_ADAPTER *ioc;
+ enum mptsas_hotplug_action event_type;
+ u64 sas_address;
+ u8 channel;
+ u8 id;
+ u32 device_info;
+ u16 handle;
+ u16 parent_handle;
+ u8 phy_id;
+ u8 phys_disk_num_valid; /* hrc (hidden raid component) */
+ u8 phys_disk_num; /* hrc - unique index*/
+ u8 hidden_raid_component; /* hrc - don't expose*/
+};
+
+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 */
+};
+
+/*
+ * 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