Dan Williams | 6f231dd | 2011-07-02 22:56:22 -0700 | [diff] [blame] | 1 | /* |
| 2 | * This file is provided under a dual BSD/GPLv2 license. When using or |
| 3 | * redistributing this file, you may do so under either license. |
| 4 | * |
| 5 | * GPL LICENSE SUMMARY |
| 6 | * |
| 7 | * Copyright(c) 2008 - 2011 Intel Corporation. All rights reserved. |
| 8 | * |
| 9 | * This program is free software; you can redistribute it and/or modify |
| 10 | * it under the terms of version 2 of the GNU General Public License as |
| 11 | * published by the Free Software Foundation. |
| 12 | * |
| 13 | * This program is distributed in the hope that it will be useful, but |
| 14 | * WITHOUT ANY WARRANTY; without even the implied warranty of |
| 15 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| 16 | * General Public License for more details. |
| 17 | * |
| 18 | * You should have received a copy of the GNU General Public License |
| 19 | * along with this program; if not, write to the Free Software |
| 20 | * Foundation, Inc., 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA. |
| 21 | * The full GNU General Public License is included in this distribution |
| 22 | * in the file called LICENSE.GPL. |
| 23 | * |
| 24 | * BSD LICENSE |
| 25 | * |
| 26 | * Copyright(c) 2008 - 2011 Intel Corporation. All rights reserved. |
| 27 | * All rights reserved. |
| 28 | * |
| 29 | * Redistribution and use in source and binary forms, with or without |
| 30 | * modification, are permitted provided that the following conditions |
| 31 | * are met: |
| 32 | * |
| 33 | * * Redistributions of source code must retain the above copyright |
| 34 | * notice, this list of conditions and the following disclaimer. |
| 35 | * * Redistributions in binary form must reproduce the above copyright |
| 36 | * notice, this list of conditions and the following disclaimer in |
| 37 | * the documentation and/or other materials provided with the |
| 38 | * distribution. |
| 39 | * * Neither the name of Intel Corporation nor the names of its |
| 40 | * contributors may be used to endorse or promote products derived |
| 41 | * from this software without specific prior written permission. |
| 42 | * |
| 43 | * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| 44 | * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
| 45 | * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
| 46 | * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
| 47 | * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| 48 | * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
| 49 | * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| 50 | * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| 51 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| 52 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| 53 | * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| 54 | */ |
| 55 | |
Dan Williams | e531381 | 2011-05-07 10:11:43 -0700 | [diff] [blame] | 56 | #ifndef _ISCI_PORT_H_ |
Dan Williams | 6f231dd | 2011-07-02 22:56:22 -0700 | [diff] [blame] | 57 | #define _ISCI_PORT_H_ |
Dan Williams | ce2b326 | 2011-05-08 15:49:15 -0700 | [diff] [blame] | 58 | |
| 59 | #include <scsi/libsas.h> |
| 60 | #include "isci.h" |
Dan Williams | e2f8db5 | 2011-05-10 02:28:46 -0700 | [diff] [blame] | 61 | #include "sas.h" |
| 62 | #include "phy.h" |
| 63 | |
| 64 | #define SCIC_SDS_DUMMY_PORT 0xFF |
Dan Williams | 6f231dd | 2011-07-02 22:56:22 -0700 | [diff] [blame] | 65 | |
| 66 | struct isci_phy; |
| 67 | struct isci_host; |
Dan Williams | 6f231dd | 2011-07-02 22:56:22 -0700 | [diff] [blame] | 68 | |
| 69 | enum isci_status { |
| 70 | isci_freed = 0x00, |
| 71 | isci_starting = 0x01, |
| 72 | isci_ready = 0x02, |
| 73 | isci_ready_for_io = 0x03, |
| 74 | isci_stopping = 0x04, |
| 75 | isci_stopped = 0x05, |
Dan Williams | 6f231dd | 2011-07-02 22:56:22 -0700 | [diff] [blame] | 76 | }; |
| 77 | |
| 78 | /** |
Dan Williams | ffe191c | 2011-06-29 13:09:25 -0700 | [diff] [blame] | 79 | * struct isci_port - isci direct attached sas port object |
| 80 | * @event: counts bcns and port stop events (for bcn filtering) |
| 81 | * @ready_exit: several states constitute 'ready'. When exiting ready we |
| 82 | * need to take extra port-teardown actions that are |
| 83 | * skipped when exiting to another 'ready' state. |
| 84 | * @logical_port_index: software port index |
| 85 | * @physical_port_index: hardware port index |
| 86 | * @active_phy_mask: identifies phy members |
| 87 | * @reserved_tag: |
| 88 | * @reserved_rni: reserver for port task scheduler workaround |
| 89 | * @started_request_count: reference count for outstanding commands |
| 90 | * @not_ready_reason: set during state transitions and notified |
| 91 | * @timer: timeout start/stop operations |
Dan Williams | 6f231dd | 2011-07-02 22:56:22 -0700 | [diff] [blame] | 92 | */ |
| 93 | struct isci_port { |
Dan Williams | 6f231dd | 2011-07-02 22:56:22 -0700 | [diff] [blame] | 94 | enum isci_status status; |
Jeff Skirvin | 61aaff4 | 2011-06-21 12:16:33 -0700 | [diff] [blame] | 95 | #define IPORT_BCN_BLOCKED 0 |
| 96 | #define IPORT_BCN_PENDING 1 |
| 97 | unsigned long flags; |
| 98 | atomic_t event; |
Dan Williams | 6f231dd | 2011-07-02 22:56:22 -0700 | [diff] [blame] | 99 | struct isci_host *isci_host; |
| 100 | struct asd_sas_port sas_port; |
| 101 | struct list_head remote_dev_list; |
Dan Williams | 6f231dd | 2011-07-02 22:56:22 -0700 | [diff] [blame] | 102 | spinlock_t state_lock; |
| 103 | struct list_head domain_dev_list; |
| 104 | struct completion start_complete; |
| 105 | struct completion hard_reset_complete; |
| 106 | enum sci_status hard_reset_status; |
Dan Williams | ffe191c | 2011-06-29 13:09:25 -0700 | [diff] [blame] | 107 | struct sci_base_state_machine sm; |
| 108 | bool ready_exit; |
| 109 | u8 logical_port_index; |
| 110 | u8 physical_port_index; |
| 111 | u8 active_phy_mask; |
| 112 | u16 reserved_rni; |
| 113 | u16 reserved_tag; |
| 114 | u32 started_request_count; |
| 115 | u32 assigned_device_count; |
| 116 | u32 not_ready_reason; |
| 117 | struct isci_phy *phy_table[SCI_MAX_PHYS]; |
| 118 | struct scic_sds_controller *owning_controller; |
| 119 | struct sci_timer timer; |
| 120 | struct scu_port_task_scheduler_registers __iomem *port_task_scheduler_registers; |
| 121 | /* XXX rework: only one register, no need to replicate per-port */ |
| 122 | u32 __iomem *port_pe_configuration_register; |
| 123 | struct scu_viit_entry __iomem *viit_registers; |
Dan Williams | 6f231dd | 2011-07-02 22:56:22 -0700 | [diff] [blame] | 124 | }; |
| 125 | |
Dan Williams | e2f8db5 | 2011-05-10 02:28:46 -0700 | [diff] [blame] | 126 | enum scic_port_not_ready_reason_code { |
| 127 | SCIC_PORT_NOT_READY_NO_ACTIVE_PHYS, |
| 128 | SCIC_PORT_NOT_READY_HARD_RESET_REQUESTED, |
| 129 | SCIC_PORT_NOT_READY_INVALID_PORT_CONFIGURATION, |
| 130 | SCIC_PORT_NOT_READY_RECONFIGURING, |
| 131 | |
| 132 | SCIC_PORT_NOT_READY_REASON_CODE_MAX |
| 133 | }; |
| 134 | |
| 135 | struct scic_port_end_point_properties { |
| 136 | struct sci_sas_address sas_address; |
| 137 | struct scic_phy_proto protocols; |
| 138 | }; |
| 139 | |
| 140 | struct scic_port_properties { |
| 141 | u32 index; |
| 142 | struct scic_port_end_point_properties local; |
| 143 | struct scic_port_end_point_properties remote; |
| 144 | u32 phy_mask; |
| 145 | }; |
| 146 | |
| 147 | /** |
Dan Williams | e2f8db5 | 2011-05-10 02:28:46 -0700 | [diff] [blame] | 148 | * enum scic_sds_port_states - This enumeration depicts all the states for the |
| 149 | * common port state machine. |
| 150 | * |
| 151 | * |
| 152 | */ |
| 153 | enum scic_sds_port_states { |
| 154 | /** |
| 155 | * This state indicates that the port has successfully been stopped. |
| 156 | * In this state no new IO operations are permitted. |
| 157 | * This state is entered from the STOPPING state. |
| 158 | */ |
Edmund Nadolski | e301370 | 2011-06-02 00:10:43 +0000 | [diff] [blame] | 159 | SCI_PORT_STOPPED, |
Dan Williams | e2f8db5 | 2011-05-10 02:28:46 -0700 | [diff] [blame] | 160 | |
| 161 | /** |
| 162 | * This state indicates that the port is in the process of stopping. |
| 163 | * In this state no new IO operations are permitted, but existing IO |
| 164 | * operations are allowed to complete. |
| 165 | * This state is entered from the READY state. |
| 166 | */ |
Edmund Nadolski | e301370 | 2011-06-02 00:10:43 +0000 | [diff] [blame] | 167 | SCI_PORT_STOPPING, |
Dan Williams | e2f8db5 | 2011-05-10 02:28:46 -0700 | [diff] [blame] | 168 | |
| 169 | /** |
| 170 | * This state indicates the port is now ready. Thus, the user is |
| 171 | * able to perform IO operations on this port. |
| 172 | * This state is entered from the STARTING state. |
| 173 | */ |
Edmund Nadolski | e301370 | 2011-06-02 00:10:43 +0000 | [diff] [blame] | 174 | SCI_PORT_READY, |
Dan Williams | e2f8db5 | 2011-05-10 02:28:46 -0700 | [diff] [blame] | 175 | |
| 176 | /** |
Piotr Sawicki | e91f41e | 2011-05-11 23:52:21 +0000 | [diff] [blame] | 177 | * The substate where the port is started and ready but has no |
| 178 | * active phys. |
| 179 | */ |
Edmund Nadolski | e301370 | 2011-06-02 00:10:43 +0000 | [diff] [blame] | 180 | SCI_PORT_SUB_WAITING, |
Piotr Sawicki | e91f41e | 2011-05-11 23:52:21 +0000 | [diff] [blame] | 181 | |
| 182 | /** |
| 183 | * The substate where the port is started and ready and there is |
| 184 | * at least one phy operational. |
| 185 | */ |
Edmund Nadolski | e301370 | 2011-06-02 00:10:43 +0000 | [diff] [blame] | 186 | SCI_PORT_SUB_OPERATIONAL, |
Piotr Sawicki | e91f41e | 2011-05-11 23:52:21 +0000 | [diff] [blame] | 187 | |
| 188 | /** |
| 189 | * The substate where the port is started and there was an |
| 190 | * add/remove phy event. This state is only used in Automatic |
| 191 | * Port Configuration Mode (APC) |
| 192 | */ |
Edmund Nadolski | e301370 | 2011-06-02 00:10:43 +0000 | [diff] [blame] | 193 | SCI_PORT_SUB_CONFIGURING, |
Piotr Sawicki | e91f41e | 2011-05-11 23:52:21 +0000 | [diff] [blame] | 194 | |
| 195 | /** |
Dan Williams | e2f8db5 | 2011-05-10 02:28:46 -0700 | [diff] [blame] | 196 | * This state indicates the port is in the process of performing a hard |
| 197 | * reset. Thus, the user is unable to perform IO operations on this |
| 198 | * port. |
| 199 | * This state is entered from the READY state. |
| 200 | */ |
Edmund Nadolski | e301370 | 2011-06-02 00:10:43 +0000 | [diff] [blame] | 201 | SCI_PORT_RESETTING, |
Dan Williams | e2f8db5 | 2011-05-10 02:28:46 -0700 | [diff] [blame] | 202 | |
| 203 | /** |
| 204 | * This state indicates the port has failed a reset request. This state |
| 205 | * is entered when a port reset request times out. |
| 206 | * This state is entered from the RESETTING state. |
| 207 | */ |
Edmund Nadolski | e301370 | 2011-06-02 00:10:43 +0000 | [diff] [blame] | 208 | SCI_PORT_FAILED, |
Dan Williams | e2f8db5 | 2011-05-10 02:28:46 -0700 | [diff] [blame] | 209 | |
Dan Williams | e2f8db5 | 2011-05-10 02:28:46 -0700 | [diff] [blame] | 210 | |
| 211 | }; |
| 212 | |
Dan Williams | e2f8db5 | 2011-05-10 02:28:46 -0700 | [diff] [blame] | 213 | /** |
| 214 | * scic_sds_port_get_controller() - |
| 215 | * |
| 216 | * Helper macro to get the owning controller of this port |
| 217 | */ |
| 218 | #define scic_sds_port_get_controller(this_port) \ |
| 219 | ((this_port)->owning_controller) |
| 220 | |
| 221 | /** |
Dan Williams | e2f8db5 | 2011-05-10 02:28:46 -0700 | [diff] [blame] | 222 | * scic_sds_port_get_index() - |
| 223 | * |
| 224 | * This macro returns the physical port index for this port object |
| 225 | */ |
| 226 | #define scic_sds_port_get_index(this_port) \ |
| 227 | ((this_port)->physical_port_index) |
| 228 | |
| 229 | |
Dan Williams | ffe191c | 2011-06-29 13:09:25 -0700 | [diff] [blame] | 230 | static inline void scic_sds_port_decrement_request_count(struct isci_port *iport) |
Dan Williams | e2f8db5 | 2011-05-10 02:28:46 -0700 | [diff] [blame] | 231 | { |
Dan Williams | ffe191c | 2011-06-29 13:09:25 -0700 | [diff] [blame] | 232 | if (WARN_ONCE(iport->started_request_count == 0, |
Dan Williams | e2f8db5 | 2011-05-10 02:28:46 -0700 | [diff] [blame] | 233 | "%s: tried to decrement started_request_count past 0!?", |
| 234 | __func__)) |
| 235 | /* pass */; |
| 236 | else |
Dan Williams | ffe191c | 2011-06-29 13:09:25 -0700 | [diff] [blame] | 237 | iport->started_request_count--; |
Dan Williams | e2f8db5 | 2011-05-10 02:28:46 -0700 | [diff] [blame] | 238 | } |
| 239 | |
| 240 | #define scic_sds_port_active_phy(port, phy) \ |
| 241 | (((port)->active_phy_mask & (1 << (phy)->phy_index)) != 0) |
| 242 | |
| 243 | void scic_sds_port_construct( |
Dan Williams | ffe191c | 2011-06-29 13:09:25 -0700 | [diff] [blame] | 244 | struct isci_port *iport, |
Dan Williams | e2f8db5 | 2011-05-10 02:28:46 -0700 | [diff] [blame] | 245 | u8 port_index, |
| 246 | struct scic_sds_controller *scic); |
| 247 | |
| 248 | enum sci_status scic_sds_port_initialize( |
Dan Williams | ffe191c | 2011-06-29 13:09:25 -0700 | [diff] [blame] | 249 | struct isci_port *iport, |
Dan Williams | e2f8db5 | 2011-05-10 02:28:46 -0700 | [diff] [blame] | 250 | void __iomem *port_task_scheduler_registers, |
| 251 | void __iomem *port_configuration_regsiter, |
| 252 | void __iomem *viit_registers); |
| 253 | |
Dan Williams | ffe191c | 2011-06-29 13:09:25 -0700 | [diff] [blame] | 254 | enum sci_status scic_sds_port_start(struct isci_port *iport); |
| 255 | enum sci_status scic_sds_port_stop(struct isci_port *iport); |
Piotr Sawicki | d76f71d | 2011-05-11 23:52:26 +0000 | [diff] [blame] | 256 | |
Dan Williams | e2f8db5 | 2011-05-10 02:28:46 -0700 | [diff] [blame] | 257 | enum sci_status scic_sds_port_add_phy( |
Dan Williams | ffe191c | 2011-06-29 13:09:25 -0700 | [diff] [blame] | 258 | struct isci_port *iport, |
Dan Williams | 8528095 | 2011-06-28 15:05:53 -0700 | [diff] [blame] | 259 | struct isci_phy *iphy); |
Dan Williams | e2f8db5 | 2011-05-10 02:28:46 -0700 | [diff] [blame] | 260 | |
| 261 | enum sci_status scic_sds_port_remove_phy( |
Dan Williams | ffe191c | 2011-06-29 13:09:25 -0700 | [diff] [blame] | 262 | struct isci_port *iport, |
Dan Williams | 8528095 | 2011-06-28 15:05:53 -0700 | [diff] [blame] | 263 | struct isci_phy *iphy); |
Dan Williams | e2f8db5 | 2011-05-10 02:28:46 -0700 | [diff] [blame] | 264 | |
| 265 | void scic_sds_port_setup_transports( |
Dan Williams | ffe191c | 2011-06-29 13:09:25 -0700 | [diff] [blame] | 266 | struct isci_port *iport, |
Dan Williams | e2f8db5 | 2011-05-10 02:28:46 -0700 | [diff] [blame] | 267 | u32 device_id); |
| 268 | |
Jeff Skirvin | 61aaff4 | 2011-06-21 12:16:33 -0700 | [diff] [blame] | 269 | void isci_port_bcn_enable(struct isci_host *, struct isci_port *); |
Dan Williams | e2f8db5 | 2011-05-10 02:28:46 -0700 | [diff] [blame] | 270 | |
| 271 | void scic_sds_port_deactivate_phy( |
Dan Williams | ffe191c | 2011-06-29 13:09:25 -0700 | [diff] [blame] | 272 | struct isci_port *iport, |
Dan Williams | 8528095 | 2011-06-28 15:05:53 -0700 | [diff] [blame] | 273 | struct isci_phy *iphy, |
Dan Williams | e2f8db5 | 2011-05-10 02:28:46 -0700 | [diff] [blame] | 274 | bool do_notify_user); |
| 275 | |
| 276 | bool scic_sds_port_link_detected( |
Dan Williams | ffe191c | 2011-06-29 13:09:25 -0700 | [diff] [blame] | 277 | struct isci_port *iport, |
Dan Williams | 8528095 | 2011-06-28 15:05:53 -0700 | [diff] [blame] | 278 | struct isci_phy *iphy); |
Dan Williams | e2f8db5 | 2011-05-10 02:28:46 -0700 | [diff] [blame] | 279 | |
Dan Williams | ffe191c | 2011-06-29 13:09:25 -0700 | [diff] [blame] | 280 | enum sci_status scic_sds_port_link_up(struct isci_port *iport, |
Dan Williams | 8528095 | 2011-06-28 15:05:53 -0700 | [diff] [blame] | 281 | struct isci_phy *iphy); |
Dan Williams | ffe191c | 2011-06-29 13:09:25 -0700 | [diff] [blame] | 282 | enum sci_status scic_sds_port_link_down(struct isci_port *iport, |
Dan Williams | 8528095 | 2011-06-28 15:05:53 -0700 | [diff] [blame] | 283 | struct isci_phy *iphy); |
Dan Williams | e2f8db5 | 2011-05-10 02:28:46 -0700 | [diff] [blame] | 284 | |
Dan Williams | 5076a1a | 2011-06-27 14:57:03 -0700 | [diff] [blame] | 285 | struct isci_request; |
Dan Williams | 78a6f06 | 2011-06-30 16:31:37 -0700 | [diff] [blame^] | 286 | struct isci_remote_device; |
Dan Williams | e2f8db5 | 2011-05-10 02:28:46 -0700 | [diff] [blame] | 287 | enum sci_status scic_sds_port_start_io( |
Dan Williams | ffe191c | 2011-06-29 13:09:25 -0700 | [diff] [blame] | 288 | struct isci_port *iport, |
Dan Williams | 78a6f06 | 2011-06-30 16:31:37 -0700 | [diff] [blame^] | 289 | struct isci_remote_device *idev, |
Dan Williams | 5076a1a | 2011-06-27 14:57:03 -0700 | [diff] [blame] | 290 | struct isci_request *ireq); |
Dan Williams | e2f8db5 | 2011-05-10 02:28:46 -0700 | [diff] [blame] | 291 | |
| 292 | enum sci_status scic_sds_port_complete_io( |
Dan Williams | ffe191c | 2011-06-29 13:09:25 -0700 | [diff] [blame] | 293 | struct isci_port *iport, |
Dan Williams | 78a6f06 | 2011-06-30 16:31:37 -0700 | [diff] [blame^] | 294 | struct isci_remote_device *idev, |
Dan Williams | 5076a1a | 2011-06-27 14:57:03 -0700 | [diff] [blame] | 295 | struct isci_request *ireq); |
Dan Williams | e2f8db5 | 2011-05-10 02:28:46 -0700 | [diff] [blame] | 296 | |
| 297 | enum sas_linkrate scic_sds_port_get_max_allowed_speed( |
Dan Williams | ffe191c | 2011-06-29 13:09:25 -0700 | [diff] [blame] | 298 | struct isci_port *iport); |
Dan Williams | e2f8db5 | 2011-05-10 02:28:46 -0700 | [diff] [blame] | 299 | |
| 300 | void scic_sds_port_broadcast_change_received( |
Dan Williams | ffe191c | 2011-06-29 13:09:25 -0700 | [diff] [blame] | 301 | struct isci_port *iport, |
Dan Williams | 8528095 | 2011-06-28 15:05:53 -0700 | [diff] [blame] | 302 | struct isci_phy *iphy); |
Dan Williams | e2f8db5 | 2011-05-10 02:28:46 -0700 | [diff] [blame] | 303 | |
| 304 | bool scic_sds_port_is_valid_phy_assignment( |
Dan Williams | ffe191c | 2011-06-29 13:09:25 -0700 | [diff] [blame] | 305 | struct isci_port *iport, |
Dan Williams | e2f8db5 | 2011-05-10 02:28:46 -0700 | [diff] [blame] | 306 | u32 phy_index); |
| 307 | |
| 308 | void scic_sds_port_get_sas_address( |
Dan Williams | ffe191c | 2011-06-29 13:09:25 -0700 | [diff] [blame] | 309 | struct isci_port *iport, |
Dan Williams | e2f8db5 | 2011-05-10 02:28:46 -0700 | [diff] [blame] | 310 | struct sci_sas_address *sas_address); |
| 311 | |
| 312 | void scic_sds_port_get_attached_sas_address( |
Dan Williams | ffe191c | 2011-06-29 13:09:25 -0700 | [diff] [blame] | 313 | struct isci_port *iport, |
Dan Williams | e2f8db5 | 2011-05-10 02:28:46 -0700 | [diff] [blame] | 314 | struct sci_sas_address *sas_address); |
| 315 | |
Dan Williams | 6f231dd | 2011-07-02 22:56:22 -0700 | [diff] [blame] | 316 | enum isci_status isci_port_get_state( |
| 317 | struct isci_port *isci_port); |
| 318 | |
Dan Williams | e2f8db5 | 2011-05-10 02:28:46 -0700 | [diff] [blame] | 319 | void isci_port_formed(struct asd_sas_phy *); |
| 320 | void isci_port_deformed(struct asd_sas_phy *); |
Dan Williams | 6f231dd | 2011-07-02 22:56:22 -0700 | [diff] [blame] | 321 | |
| 322 | void isci_port_init( |
| 323 | struct isci_port *port, |
| 324 | struct isci_host *host, |
| 325 | int index); |
| 326 | |
Dan Williams | 4393aa4 | 2011-03-31 13:10:44 -0700 | [diff] [blame] | 327 | int isci_port_perform_hard_reset(struct isci_host *ihost, struct isci_port *iport, |
| 328 | struct isci_phy *iphy); |
Dan Williams | 6f231dd | 2011-07-02 22:56:22 -0700 | [diff] [blame] | 329 | #endif /* !defined(_ISCI_PORT_H_) */ |