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 | * |
8 | * Copyright (c) 1999-2008 LSI Corporation |
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; |
56 | unsigned long time_count; |
57 | }; |
58 | |
59 | enum mptsas_hotplug_action { |
60 | MPTSAS_ADD_DEVICE, |
61 | MPTSAS_DEL_DEVICE, |
62 | MPTSAS_ADD_RAID, |
63 | MPTSAS_DEL_RAID, |
64 | MPTSAS_ADD_PHYSDISK, |
65 | MPTSAS_ADD_PHYSDISK_REPROBE, |
66 | MPTSAS_DEL_PHYSDISK, |
67 | MPTSAS_DEL_PHYSDISK_REPROBE, |
68 | MPTSAS_ADD_INACTIVE_VOLUME, |
69 | MPTSAS_IGNORE_EVENT, |
70 | }; |
71 | |
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 */ |
85 | u8 is_logical_volume; /* is this logical volume */ |
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; |
92 | }; |
93 | |
94 | struct mptsas_hotplug_event { |
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; |
102 | u8 phy_id; |
103 | u8 phys_disk_num; /* hrc - unique index*/ |
104 | struct scsi_device *sdev; |
105 | }; |
106 | |
107 | struct fw_event_work { |
108 | struct list_head list; |
109 | struct delayed_work work; |
110 | int users; |
111 | MPT_ADAPTER *ioc; |
112 | u32 event; |
113 | u8 retries; |
114 | char event_data[] __aligned(4); |
115 | }; |
116 | |
117 | struct mptsas_discovery_event { |
118 | struct work_struct work; |
119 | MPT_ADAPTER *ioc; |
120 | }; |
121 | |
122 | /* |
123 | * SAS topology structures |
124 | * |
125 | * The MPT Fusion firmware interface spreads information about the |
126 | * SAS topology over many manufacture pages, thus we need some data |
127 | * structure to collect it and process it for the SAS transport class. |
128 | */ |
129 | |
130 | struct mptsas_devinfo { |
131 | u16 handle; /* unique id to address this device */ |
132 | u16 handle_parent; /* unique id to address parent device */ |
133 | u16 handle_enclosure; /* enclosure identifier of the enclosure */ |
134 | u16 slot; /* physical slot in enclosure */ |
135 | u8 phy_id; /* phy number of parent device */ |
136 | u8 port_id; /* sas physical port this device |
137 | is assoc'd with */ |
138 | u8 id; /* logical target id of this device */ |
139 | u32 phys_disk_num; /* phys disk id, for csmi-ioctls */ |
140 | u8 channel; /* logical bus number of this device */ |
141 | u64 sas_address; /* WWN of this device, |
142 | SATA is assigned by HBA,expander */ |
143 | u32 device_info; /* bitfield detailed info about this device */ |
144 | u16 flags; /* sas device pg0 flags */ |
145 | }; |
146 | |
147 | /* |
148 | * Specific details on ports, wide/narrow |
149 | */ |
150 | struct mptsas_portinfo_details{ |
151 | u16 num_phys; /* number of phys belong to this port */ |
152 | u64 phy_bitmask; /* TODO, extend support for 255 phys */ |
153 | struct sas_rphy *rphy; /* transport layer rphy object */ |
154 | struct sas_port *port; /* transport layer port object */ |
155 | struct scsi_target *starget; |
156 | struct mptsas_portinfo *port_info; |
157 | }; |
158 | |
159 | struct mptsas_phyinfo { |
160 | u16 handle; /* unique id to address this */ |
161 | u8 phy_id; /* phy index */ |
162 | u8 port_id; /* firmware port identifier */ |
163 | u8 negotiated_link_rate; /* nego'd link rate for this phy */ |
164 | u8 hw_link_rate; /* hardware max/min phys link rate */ |
165 | u8 programmed_link_rate; /* programmed max/min phy link rate */ |
166 | u8 sas_port_add_phy; /* flag to request sas_port_add_phy*/ |
167 | struct mptsas_devinfo identify; /* point to phy device info */ |
168 | struct mptsas_devinfo attached; /* point to attached device info */ |
169 | struct sas_phy *phy; /* transport layer phy object */ |
170 | struct mptsas_portinfo *portinfo; |
171 | struct mptsas_portinfo_details * port_details; |
172 | }; |
173 | |
174 | struct mptsas_portinfo { |
175 | struct list_head list; |
176 | u16 num_phys; /* number of phys */ |
177 | struct mptsas_phyinfo *phy_info; |
178 | }; |
179 | |
180 | struct mptsas_enclosure { |
181 | u64 enclosure_logical_id; /* The WWN for the enclosure */ |
182 | u16 enclosure_handle; /* unique id to address this */ |
183 | u16 flags; /* details enclosure management */ |
184 | u16 num_slot; /* num slots */ |
185 | u16 start_slot; /* first slot */ |
186 | u8 start_id; /* starting logical target id */ |
187 | u8 start_channel; /* starting logical channel id */ |
188 | u8 sep_id; /* SEP device logical target id */ |
189 | u8 sep_channel; /* SEP channel logical channel id */ |
190 | }; |
191 | |
192 | /*}-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ |
193 | #endif |
194 | |