diff options
| -rw-r--r-- | drivers/scsi/isci/core/sci_base_remote_device.h | 6 | ||||
| -rw-r--r-- | drivers/scsi/isci/core/sci_base_request.h | 195 | ||||
| -rw-r--r-- | drivers/scsi/isci/core/scic_sds_controller.c | 68 | ||||
| -rw-r--r-- | drivers/scsi/isci/core/scic_sds_controller.h | 5 | ||||
| -rw-r--r-- | drivers/scsi/isci/core/scic_sds_port.c | 30 | ||||
| -rw-r--r-- | drivers/scsi/isci/core/scic_sds_remote_device.c | 99 | ||||
| -rw-r--r-- | drivers/scsi/isci/core/scic_sds_remote_device.h | 7 | ||||
| -rw-r--r-- | drivers/scsi/isci/core/scic_sds_request.c | 402 | ||||
| -rw-r--r-- | drivers/scsi/isci/core/scic_sds_request.h | 122 | ||||
| -rw-r--r-- | drivers/scsi/isci/core/scic_sds_smp_remote_device.c | 23 | ||||
| -rw-r--r-- | drivers/scsi/isci/core/scic_sds_smp_request.c | 63 | ||||
| -rw-r--r-- | drivers/scsi/isci/core/scic_sds_ssp_request.c | 69 | ||||
| -rw-r--r-- | drivers/scsi/isci/core/scic_sds_stp_packet_request.c | 12 | ||||
| -rw-r--r-- | drivers/scsi/isci/core/scic_sds_stp_remote_device.c | 173 | ||||
| -rw-r--r-- | drivers/scsi/isci/core/scic_sds_stp_request.c | 218 |
15 files changed, 551 insertions, 941 deletions
diff --git a/drivers/scsi/isci/core/sci_base_remote_device.h b/drivers/scsi/isci/core/sci_base_remote_device.h index 45414ce6a2c6..5db5f31336fc 100644 --- a/drivers/scsi/isci/core/sci_base_remote_device.h +++ b/drivers/scsi/isci/core/sci_base_remote_device.h @@ -65,7 +65,7 @@ #include "sci_base_state_machine.h" -struct sci_base_request; +struct scic_sds_request; /** * enum sci_base_remote_device_states - This enumeration depicts all the states @@ -159,12 +159,12 @@ typedef enum sci_status (*sci_base_remote_device_handler_t)( typedef enum sci_status (*sci_base_remote_device_request_handler_t)( struct sci_base_remote_device *, - struct sci_base_request * + struct scic_sds_request * ); typedef enum sci_status (*sci_base_remote_device_high_priority_request_complete_handler_t)( struct sci_base_remote_device *, - struct sci_base_request *, + struct scic_sds_request *, void *, enum sci_io_status ); diff --git a/drivers/scsi/isci/core/sci_base_request.h b/drivers/scsi/isci/core/sci_base_request.h deleted file mode 100644 index 223aa4c5f757..000000000000 --- a/drivers/scsi/isci/core/sci_base_request.h +++ /dev/null @@ -1,195 +0,0 @@ -/* - * This file is provided under a dual BSD/GPLv2 license. When using or - * redistributing this file, you may do so under either license. - * - * GPL LICENSE SUMMARY - * - * Copyright(c) 2008 - 2011 Intel Corporation. All rights reserved. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of version 2 of the GNU General Public License as - * published by the Free Software Foundation. - * - * 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. - * - * 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., 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA. - * The full GNU General Public License is included in this distribution - * in the file called LICENSE.GPL. - * - * BSD LICENSE - * - * Copyright(c) 2008 - 2011 Intel Corporation. All rights reserved. - * All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * - * * Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * * Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in - * the documentation and/or other materials provided with the - * distribution. - * * Neither the name of Intel Corporation nor the names of its - * contributors may be used to endorse or promote products derived - * from this software without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS - * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT - * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR - * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT - * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, - * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT - * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, - * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 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 - * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. - */ - -#ifndef _SCI_BASE_REQUST_H_ -#define _SCI_BASE_REQUST_H_ - -/** - * This file contains all of the constants, types, and method declarations for - * the SCI base IO and task request objects. - * - * - */ - -#include "sci_base_state_machine.h" - -/** - * enum sci_base_request_states - This enumeration depicts all the states for - * the common request state machine. - * - * - */ -enum sci_base_request_states { - /** - * Simply the initial state for the base request state machine. - */ - SCI_BASE_REQUEST_STATE_INITIAL, - - /** - * This state indicates that the request has been constructed. This state - * is entered from the INITIAL state. - */ - SCI_BASE_REQUEST_STATE_CONSTRUCTED, - - /** - * This state indicates that the request has been started. This state is - * entered from the CONSTRUCTED state. - */ - SCI_BASE_REQUEST_STATE_STARTED, - - /** - * This state indicates that the request has completed. - * This state is entered from the STARTED state. This state is entered from - * the ABORTING state. - */ - SCI_BASE_REQUEST_STATE_COMPLETED, - - /** - * This state indicates that the request is in the process of being - * terminated/aborted. - * This state is entered from the CONSTRUCTED state. - * This state is entered from the STARTED state. - */ - SCI_BASE_REQUEST_STATE_ABORTING, - - /** - * Simply the final state for the base request state machine. - */ - SCI_BASE_REQUEST_STATE_FINAL, -}; - -/** - * struct sci_base_request - The base request object abstracts the fields - * common to all SCI IO and task request objects. - * - * - */ -struct sci_base_request { - /** - * The field specifies that the parent object for the base request is the - * base object itself. - */ - struct sci_base_object parent; - - /** - * This field contains the information for the base request state machine. - */ - struct sci_base_state_machine state_machine; -}; - -typedef enum sci_status (*sci_base_request_handler_t)( - struct sci_base_request *this_request - ); - -/** - * struct sci_base_request_state_handler - This structure contains all of the - * state handler methods common to base IO and task request state machines. - * Handler methods provide the ability to change the behavior for user - * requests or transitions depending on the state the machine is in. - * - * - */ -struct sci_base_request_state_handler { - /** - * The start_handler specifies the method invoked when a user attempts to - * start a request. - */ - sci_base_request_handler_t start_handler; - - /** - * The abort_handler specifies the method invoked when a user attempts to - * abort a request. - */ - sci_base_request_handler_t abort_handler; - - /** - * The complete_handler specifies the method invoked when a user attempts to - * complete a request. - */ - sci_base_request_handler_t complete_handler; - - /** - * The destruct_handler specifies the method invoked when a user attempts to - * destruct a request. - */ - sci_base_request_handler_t destruct_handler; - -}; - -/** - * sci_base_request_construct() - Construct the base request. - * @this_request: This parameter specifies the base request to be constructed. - * @state_table: This parameter specifies the table of state definitions to be - * utilized for the request state machine. - * - */ -static inline void sci_base_request_construct( - struct sci_base_request *base_req, - const struct sci_base_state *my_state_table) -{ - base_req->parent.private = NULL; - sci_base_state_machine_construct( - &base_req->state_machine, - &base_req->parent, - my_state_table, - SCI_BASE_REQUEST_STATE_INITIAL - ); - - sci_base_state_machine_start( - &base_req->state_machine - ); -} - -#endif /* _SCI_BASE_REQUST_H_ */ diff --git a/drivers/scsi/isci/core/scic_sds_controller.c b/drivers/scsi/isci/core/scic_sds_controller.c index e7790bb7dfdd..7ead6f381550 100644 --- a/drivers/scsi/isci/core/scic_sds_controller.c +++ b/drivers/scsi/isci/core/scic_sds_controller.c @@ -2161,7 +2161,7 @@ enum sci_status scic_controller_reset( enum sci_io_status scic_controller_start_io( struct scic_sds_controller *scic, struct scic_sds_remote_device *remote_device, - struct scic_sds_request *io_request, + struct scic_sds_request *request, u16 io_tag) { u32 state; @@ -2172,7 +2172,7 @@ enum sci_io_status scic_controller_start_io( return start_io(scic, (struct sci_base_remote_device *) remote_device, - (struct sci_base_request *)io_request, io_tag); + request, io_tag); } /** @@ -2204,7 +2204,7 @@ enum sci_status scic_controller_terminate_request( return terminate_request(scic, (struct sci_base_remote_device *)remote_device, - (struct sci_base_request *)request); + request); } /** @@ -2232,7 +2232,7 @@ enum sci_status scic_controller_terminate_request( enum sci_status scic_controller_complete_io( struct scic_sds_controller *scic, struct scic_sds_remote_device *remote_device, - struct scic_sds_request *io_request) + struct scic_sds_request *request) { u32 state; scic_sds_controller_request_handler_t complete_io; @@ -2242,7 +2242,7 @@ enum sci_status scic_controller_complete_io( return complete_io(scic, (struct sci_base_remote_device *)remote_device, - (struct sci_base_request *)io_request); + request); } /** @@ -2289,7 +2289,7 @@ enum sci_task_status scic_controller_start_task( if (start_task) status = start_task(scic, (struct sci_base_remote_device *)remote_device, - (struct sci_base_request *)task_request, + task_request, task_tag); else dev_warn(scic_to_dev(scic), @@ -2329,7 +2329,7 @@ enum sci_status scic_controller_complete_task( if (complete_task) status = complete_task(scic, (struct sci_base_remote_device *)remote_device, - (struct sci_base_request *)task_request); + task_request); else dev_warn(scic_to_dev(scic), "%s: SCIC Controller completing task from invalid " @@ -2825,7 +2825,7 @@ default_controller_handler(struct scic_sds_controller *scic, const char *func) static enum sci_status scic_sds_controller_default_start_operation_handler( struct scic_sds_controller *scic, struct sci_base_remote_device *remote_device, - struct sci_base_request *io_request, + struct scic_sds_request *request, u16 io_tag) { return default_controller_handler(scic, __func__); @@ -2834,7 +2834,7 @@ static enum sci_status scic_sds_controller_default_start_operation_handler( static enum sci_status scic_sds_controller_default_request_handler( struct scic_sds_controller *scic, struct sci_base_remote_device *remote_device, - struct sci_base_request *io_request) + struct scic_sds_request *request) { return default_controller_handler(scic, __func__); } @@ -3186,26 +3186,24 @@ static enum sci_status scic_sds_controller_ready_state_stop_handler( static enum sci_status scic_sds_controller_ready_state_start_io_handler( struct scic_sds_controller *controller, struct sci_base_remote_device *remote_device, - struct sci_base_request *io_request, + struct scic_sds_request *request, u16 io_tag) { enum sci_status status; - struct scic_sds_request *the_request; struct scic_sds_remote_device *the_device; - the_request = (struct scic_sds_request *)io_request; the_device = (struct scic_sds_remote_device *)remote_device; - status = scic_sds_remote_device_start_io(controller, the_device, the_request); + status = scic_sds_remote_device_start_io(controller, the_device, request); if (status != SCI_SUCCESS) return status; controller->io_request_table[ - scic_sds_io_tag_get_index(the_request->io_tag)] = the_request; + scic_sds_io_tag_get_index(request->io_tag)] = request; scic_sds_controller_post_request(controller, - scic_sds_request_get_post_context(the_request)); + scic_sds_request_get_post_context(request)); return SCI_SUCCESS; } @@ -3220,22 +3218,20 @@ static enum sci_status scic_sds_controller_ready_state_start_io_handler( static enum sci_status scic_sds_controller_ready_state_complete_io_handler( struct scic_sds_controller *controller, struct sci_base_remote_device *remote_device, - struct sci_base_request *io_request) + struct scic_sds_request *request) { u16 index; enum sci_status status; - struct scic_sds_request *the_request; struct scic_sds_remote_device *the_device; - the_request = (struct scic_sds_request *)io_request; the_device = (struct scic_sds_remote_device *)remote_device; status = scic_sds_remote_device_complete_io(controller, the_device, - the_request); + request); if (status != SCI_SUCCESS) return status; - index = scic_sds_io_tag_get_index(the_request->io_tag); + index = scic_sds_io_tag_get_index(request->io_tag); controller->io_request_table[index] = NULL; return SCI_SUCCESS; } @@ -3247,16 +3243,12 @@ static enum sci_status scic_sds_controller_ready_state_complete_io_handler( static enum sci_status scic_sds_controller_ready_state_continue_io_handler( struct scic_sds_controller *controller, struct sci_base_remote_device *remote_device, - struct sci_base_request *io_request) + struct scic_sds_request *request) { - struct scic_sds_request *the_request; - - the_request = (struct scic_sds_request *)io_request; - controller->io_request_table[ - scic_sds_io_tag_get_index(the_request->io_tag)] = the_request; + scic_sds_io_tag_get_index(request->io_tag)] = request; scic_sds_controller_post_request(controller, - scic_sds_request_get_post_context(the_request)); + scic_sds_request_get_post_context(request)); return SCI_SUCCESS; } @@ -3273,27 +3265,25 @@ static enum sci_status scic_sds_controller_ready_state_continue_io_handler( static enum sci_status scic_sds_controller_ready_state_start_task_handler( struct scic_sds_controller *controller, struct sci_base_remote_device *remote_device, - struct sci_base_request *io_request, + struct scic_sds_request *request, u16 task_tag) { - struct scic_sds_request *the_request = (struct scic_sds_request *) - io_request; struct scic_sds_remote_device *the_device = (struct scic_sds_remote_device *) remote_device; enum sci_status status; status = scic_sds_remote_device_start_task(controller, the_device, - the_request); + request); if (status == SCI_SUCCESS) { controller->io_request_table[ - scic_sds_io_tag_get_index(the_request->io_tag)] = the_request; + scic_sds_io_tag_get_index(request->io_tag)] = request; scic_sds_controller_post_request(controller, - scic_sds_request_get_post_context(the_request)); + scic_sds_request_get_post_context(request)); } else if (status == SCI_FAILURE_RESET_DEVICE_PARTIAL_SUCCESS) { controller->io_request_table[ - scic_sds_io_tag_get_index(the_request->io_tag)] = the_request; + scic_sds_io_tag_get_index(request->io_tag)] = request; /* * We will let framework know this task request started successfully, @@ -3315,13 +3305,11 @@ static enum sci_status scic_sds_controller_ready_state_start_task_handler( static enum sci_status scic_sds_controller_ready_state_terminate_request_handler( struct scic_sds_controller *controller, struct sci_base_remote_device *remote_device, - struct sci_base_request *io_request) + struct scic_sds_request *request) { - struct scic_sds_request *the_request = (struct scic_sds_request *) - io_request; enum sci_status status; - status = scic_sds_io_request_terminate(the_request); + status = scic_sds_io_request_terminate(request); if (status != SCI_SUCCESS) return status; @@ -3330,7 +3318,7 @@ static enum sci_status scic_sds_controller_ready_state_terminate_request_handler * request sub-type. */ scic_sds_controller_post_request(controller, - scic_sds_request_get_post_context(the_request) | + scic_sds_request_get_post_context(request) | SCU_CONTEXT_COMMAND_REQUEST_POST_TC_ABORT); return SCI_SUCCESS; } @@ -3391,7 +3379,7 @@ static void scic_sds_controller_ready_state_link_down_handler( static enum sci_status scic_sds_controller_stopping_state_complete_io_handler( struct scic_sds_controller *controller, struct sci_base_remote_device *remote_device, - struct sci_base_request *io_request) + struct scic_sds_request *request) { /* XXX: Implement this function */ return SCI_FAILURE; diff --git a/drivers/scsi/isci/core/scic_sds_controller.h b/drivers/scsi/isci/core/scic_sds_controller.h index f2d7e9c05b17..5cff8066a0ef 100644 --- a/drivers/scsi/isci/core/scic_sds_controller.h +++ b/drivers/scsi/isci/core/scic_sds_controller.h @@ -86,7 +86,6 @@ struct sci_base_remote_device; struct scic_sds_remote_device; -struct sci_base_request; struct scic_sds_request; struct scic_sds_controller; @@ -487,11 +486,11 @@ typedef enum sci_status (*scic_sds_controller_timed_handler_t) typedef enum sci_status (*scic_sds_controller_request_handler_t) (struct scic_sds_controller *, struct sci_base_remote_device *, - struct sci_base_request *); + struct scic_sds_request *); typedef enum sci_status (*scic_sds_controller_start_request_handler_t) (struct scic_sds_controller *, struct sci_base_remote_device *, - struct sci_base_request *, u16); + struct scic_sds_request *, u16); typedef void (*scic_sds_controller_phy_handler_t) (struct scic_sds_controller *, struct scic_sds_port *, diff --git a/drivers/scsi/isci/core/scic_sds_port.c b/drivers/scsi/isci/core/scic_sds_port.c index 8e3983ebc4dc..ef9cb9eb66f4 100644 --- a/drivers/scsi/isci/core/scic_sds_port.c +++ b/drivers/scsi/isci/core/scic_sds_port.c @@ -1090,15 +1090,7 @@ static enum sci_status scic_sds_port_ready_substate_stop_handler( return SCI_SUCCESS; } -/** - * - * @port: This is the struct sci_base_port object which is cast into a struct scic_sds_port - * object. - * @device: This is the struct sci_base_remote_device object which is not used in this - * function. - * @io_request: This is the struct sci_base_request object which is not used in this - * function. - * +/* * This method is the general ready substate complete io handler for the * struct scic_sds_port object. This function decrments the outstanding request count * for this port object. enum sci_status SCI_SUCCESS @@ -1194,15 +1186,7 @@ static void scic_sds_port_ready_waiting_substate_link_up_handler( ); } -/** - * - * @port: This is the struct sci_base_port object which is cast into a struct scic_sds_port - * object. - * @device: This is the struct sci_base_remote_device object which is not used in this - * request. - * @io_request: This is the struct sci_base_request object which is not used in this - * function. - * +/* * This method is the ready waiting substate start io handler for the * struct scic_sds_port object. The port object can not accept new requests so the * request is failed. enum sci_status SCI_FAILURE_INVALID_STATE @@ -1316,15 +1300,7 @@ static void scic_sds_port_ready_operational_substate_link_down_handler( SCIC_SDS_PORT_READY_SUBSTATE_WAITING); } -/** - * - * @port: This is the struct sci_base_port object which is cast into a struct scic_sds_port - * object. - * @device: This is the struct sci_base_remote_device object which is not used in this - * function. - * @io_request: This is the struct sci_base_request object which is not used in this - * function. - * +/* * This method is the ready operational substate start io handler for the * struct scic_sds_port object. This function incremetns the outstanding request * count for this port object. enum sci_status SCI_SUCCESS diff --git a/drivers/scsi/isci/core/scic_sds_remote_device.c b/drivers/scsi/isci/core/scic_sds_remote_device.c index b4b6be7cdfb9..cb49a33285d9 100644 --- a/drivers/scsi/isci/core/scic_sds_remote_device.c +++ b/drivers/scsi/isci/core/scic_sds_remote_device.c @@ -363,7 +363,7 @@ enum sci_status scic_sds_remote_device_start_io( struct scic_sds_request *io_request) { return this_device->state_handlers->parent.start_io_handler( - &this_device->parent, &io_request->parent); + &this_device->parent, io_request); } /** @@ -381,7 +381,7 @@ enum sci_status scic_sds_remote_device_complete_io( struct scic_sds_request *io_request) { return this_device->state_handlers->parent.complete_io_handler( - &this_device->parent, &io_request->parent); + &this_device->parent, io_request); } /** @@ -399,7 +399,7 @@ enum sci_status scic_sds_remote_device_start_task( struct scic_sds_request *io_request) { return this_device->state_handlers->parent.start_task_handler( - &this_device->parent, &io_request->parent); + &this_device->parent, io_request); } /** @@ -567,7 +567,7 @@ void scic_sds_remote_device_continue_request(void *dev) scic_sds_controller_request_handler_t continue_io; continue_io = scic_sds_controller_state_handler_table[state].continue_io; - continue_io(scic, &sci_req->target_device->parent, &sci_req->parent); + continue_io(scic, &sci_req->target_device->parent, sci_req); } } @@ -792,21 +792,21 @@ enum sci_status scic_sds_remote_device_default_frame_handler( enum sci_status scic_sds_remote_device_default_start_request_handler( struct sci_base_remote_device *base_dev, - struct sci_base_request *request) + struct scic_sds_request *request) { return default_device_handler(base_dev, __func__); } enum sci_status scic_sds_remote_device_default_complete_request_handler( struct sci_base_remote_device *base_dev, - struct sci_base_request *request) + struct scic_sds_request *request) { return default_device_handler(base_dev, __func__); } enum sci_status scic_sds_remote_device_default_continue_request_handler( struct sci_base_remote_device *base_dev, - struct sci_base_request *request) + struct scic_sds_request *request) { return default_device_handler(base_dev, __func__); } @@ -1019,13 +1019,7 @@ enum sci_status scic_sds_remote_device_ready_state_reset_handler( return SCI_SUCCESS; } -/** - * - * @device: The struct sci_base_remote_device which is cast to a - * struct scic_sds_remote_device for which the request is to be started. - * @request: The struct sci_base_request which is cast to a SCIC_SDS_IO_REQUEST that - * is to be started. - * +/* * This method will attempt to start a task request for this device object. The * remote device object will issue the start request for the task and if * successful it will start the request for the port object then increment its @@ -1035,38 +1029,28 @@ enum sci_status scic_sds_remote_device_ready_state_reset_handler( */ static enum sci_status scic_sds_remote_device_ready_state_start_task_handler( struct sci_base_remote_device *device, - struct sci_base_request *request) + struct scic_sds_request *request) { enum sci_status result; struct scic_sds_remote_device *this_device = (struct scic_sds_remote_device *)device; - struct scic_sds_request *task_request = (struct scic_sds_request *)request; /* See if the port is in a state where we can start the IO request */ result = scic_sds_port_start_io( - scic_sds_remote_device_get_port(this_device), this_device, task_request); + scic_sds_remote_device_get_port(this_device), this_device, request); if (result == SCI_SUCCESS) { result = scic_sds_remote_node_context_start_task( - this_device->rnc, task_request - ); - - if (result == SCI_SUCCESS) { - result = scic_sds_request_start(task_request); - } + this_device->rnc, request); + if (result == SCI_SUCCESS) + result = scic_sds_request_start(request); - scic_sds_remote_device_start_request(this_device, task_request, result); + scic_sds_remote_device_start_request(this_device, request, result); } return result; } -/** - * - * @device: The struct sci_base_remote_device which is cast to a - * struct scic_sds_remote_device for which the request is to be started. - * @request: The struct sci_base_request which is cast to a SCIC_SDS_IO_REQUEST that - * is to be started. - * +/* * This method will attempt to start an io request for this device object. The * remote device object will issue the start request for the io and if * successful it will start the request for the port object then increment its @@ -1076,38 +1060,28 @@ static enum sci_status scic_sds_remote_device_ready_state_start_task_handler( */ static enum sci_status scic_sds_remote_device_ready_state_start_io_handler( struct sci_base_remote_device *device, - struct sci_base_request *request) + struct scic_sds_request *request) { enum sci_status result; struct scic_sds_remote_device *this_device = (struct scic_sds_remote_device *)device; - struct scic_sds_request *io_request = (struct scic_sds_request *)request; /* See if the port is in a state where we can start the IO request */ result = scic_sds_port_start_io( - scic_sds_remote_device_get_port(this_device), this_device, io_request); + scic_sds_remote_device_get_port(this_device), this_device, request); if (result == SCI_SUCCESS) { result = scic_sds_remote_node_context_start_io( - this_device->rnc, io_request - ); + this_device->rnc, request); + if (result == SCI_SUCCESS) + result = scic_sds_request_start(request); - if (result == SCI_SUCCESS) { - result = scic_sds_request_start(io_request); - } - - scic_sds_remote_device_start_request(this_device, io_request, result); + scic_sds_remote_device_start_request(this_device, request, result); } return result; } -/** - * - * @device: The struct sci_base_remote_device which is cast to a - * struct scic_sds_remote_device for which the request is to be completed. - * @request: The struct sci_base_request which is cast to a SCIC_SDS_IO_REQUEST that - * is to be completed. - * +/* * This method will complete the request for the remote device object. The * method will call the completion handler for the request object and if * successful it will complete the request on the port object then decrement @@ -1115,18 +1089,17 @@ static enum sci_status scic_sds_remote_device_ready_state_start_io_handler( */ static enum sci_status scic_sds_remote_device_ready_state_complete_request_handler( struct sci_base_remote_device *device, - struct sci_base_request *request) + struct scic_sds_request *request) { enum sci_status result; struct scic_sds_remote_device *this_device = (struct scic_sds_remote_device *)device; - struct scic_sds_request *the_request = (struct scic_sds_request *)request; - result = scic_sds_request_complete(the_request); + result = scic_sds_request_complete(request); if (result == SCI_SUCCESS) { /* See if the port is in a state where we can start the IO request */ result = scic_sds_port_complete_io( - scic_sds_remote_device_get_port(this_device), this_device, the_request); + scic_sds_remote_device_get_port(this_device), this_device, request); if (result == SCI_SUCCESS) { scic_sds_remote_device_decrement_request_count(this_device); @@ -1178,19 +1151,16 @@ static enum sci_status scic_sds_remote_device_stopping_state_stop_handler( */ static enum sci_status scic_sds_remote_device_stopping_state_complete_request_handler( struct sci_base_remote_device *device, - struct sci_base_request *request) + struct scic_sds_request *request) { enum sci_status status = SCI_SUCCESS; - struct scic_sds_request *this_request = (struct scic_sds_request *)request; struct scic_sds_remote_device *this_device = (struct scic_sds_remote_device *)device; - status = scic_sds_request_complete(this_request); + status = scic_sds_request_complete(request); if (status == SCI_SUCCESS) { status = scic_sds_port_complete_io( scic_sds_remote_device_get_port(this_device), - this_device, - this_request - ); + this_device, request); if (status == SCI_SUCCESS) { scic_sds_remote_device_decrement_request_count(this_device); @@ -1255,11 +1225,7 @@ static enum sci_status scic_sds_remote_device_resetting_state_stop_handler( return SCI_SUCCESS; } -/** - * - * @device: The device object for which the request is completing. - * @request: The task request that is being completed. - * +/* * This method completes requests for this struct scic_sds_remote_device while it is * in the SCI_BASE_REMOTE_DEVICE_STATE_RESETTING state. This method calls the * complete method for the request object and if that is successful the port @@ -1268,17 +1234,16 @@ static enum sci_status scic_sds_remote_device_resetting_state_stop_handler( */ static enum sci_status scic_sds_remote_device_resetting_state_complete_request_handler( struct sci_base_remote_device *device, - struct sci_base_request *request) + struct scic_sds_request *request) { enum sci_status status = SCI_SUCCESS; - struct scic_sds_request *this_request = (struct scic_sds_request *)request; struct scic_sds_remote_device *this_device = (struct scic_sds_remote_device *)device; - status = scic_sds_request_complete(this_request); + status = scic_sds_request_complete(request); if (status == SCI_SUCCESS) { status = scic_sds_port_complete_io( - scic_sds_remote_device_get_port(this_device), this_device, this_request); + scic_sds_remote_device_get_port(this_device), this_device, request); if (status == SCI_SUCCESS) { scic_sds_remote_device_decrement_request_count(this_device); diff --git a/drivers/scsi/isci/core/scic_sds_remote_device.h b/drivers/scsi/isci/core/scic_sds_remote_device.h index 725c0588f2ab..90b231833872 100644 --- a/drivers/scsi/isci/core/scic_sds_remote_device.h +++ b/drivers/scsi/isci/core/scic_sds_remote_device.h @@ -65,7 +65,6 @@ #include "intel_sas.h" #include "sci_base_remote_device.h" -#include "sci_base_request.h" #include "scu_remote_node_context.h" #include "scic_sds_remote_node_context.h" @@ -507,15 +506,15 @@ enum sci_status scic_sds_remote_device_default_reset_complete_handler( enum sci_status scic_sds_remote_device_default_start_request_handler( struct sci_base_remote_device *device, - struct sci_base_request *request); + struct scic_sds_request *request); enum sci_status scic_sds_remote_device_default_complete_request_handler( struct sci_base_remote_device *device, - struct sci_base_request *request); + struct scic_sds_request *request); enum sci_status scic_sds_remote_device_default_continue_request_handler( struct sci_base_remote_device *device, - struct sci_base_request *request); + struct scic_sds_request *request); enum sci_status scic_sds_remote_device_default_suspend_handler( struct scic_sds_remote_device *this_device, diff --git a/drivers/scsi/isci/core/scic_sds_request.c b/drivers/scsi/isci/core/scic_sds_request.c index d0cbb97b63a7..7c21de0cc3a6 100644 --- a/drivers/scsi/isci/core/scic_sds_request.c +++ b/drivers/scsi/isci/core/scic_sds_request.c @@ -57,7 +57,6 @@ #include "intel_sas.h" #include "intel_sata.h" #include "intel_sat.h" -#include "sci_base_request.h" #include "scic_controller.h" #include "scic_io_request.h" #include "scic_remote_device.h" @@ -728,10 +727,8 @@ enum sci_status scic_io_request_construct_basic_ssp( scic_sds_io_request_build_ssp_command_iu(sci_req); - sci_base_state_machine_change_state( - &sci_req->parent.state_machine, - SCI_BASE_REQUEST_STATE_CONSTRUCTED - ); + sci_base_state_machine_change_state(&sci_req->state_machine, + SCI_BASE_REQUEST_STATE_CONSTRUCTED); return SCI_SUCCESS; } @@ -746,10 +743,8 @@ enum sci_status scic_task_request_construct_ssp( /* Fill in the SSP Task IU */ scic_sds_task_request_build_ssp_task_iu(sci_req); - sci_base_state_machine_change_state( - &sci_req->parent.state_machine, - SCI_BASE_REQUEST_STATE_CONSTRUCTED - ); + sci_base_state_machine_change_state(&sci_req->state_machine, + SCI_BASE_REQUEST_STATE_CONSTRUCTED); return SCI_SUCCESS; } @@ -780,10 +775,8 @@ enum sci_status scic_io_request_construct_basic_sata( status = scic_io_request_construct_sata(sci_req, proto, len, dir, copy); if (status == SCI_SUCCESS) - sci_base_state_machine_change_state( - &sci_req->parent.state_machine, - SCI_BASE_REQUEST_STATE_CONSTRUCTED - ); + sci_base_state_machine_change_state(&sci_req->state_machine, + SCI_BASE_REQUEST_STATE_CONSTRUCTED); return status; } @@ -818,10 +811,8 @@ enum sci_status scic_task_request_construct_sata( } if (status == SCI_SUCCESS) - sci_base_state_machine_change_state( - &sci_req->parent.state_machine, - SCI_BASE_REQUEST_STATE_CONSTRUCTED - ); + sci_base_state_machine_change_state(&sci_req->state_machine, + SCI_BASE_REQUEST_STATE_CONSTRUCTED); return status; } @@ -891,18 +882,12 @@ u32 scic_io_request_get_number_of_bytes_transferred( * This method invokes the base state start request handler for the * SCIC_SDS_IO_REQUEST_T object. enum sci_status */ -enum sci_status scic_sds_request_start( - struct scic_sds_request *this_request) +enum sci_status +scic_sds_request_start(struct scic_sds_request *request) { - if ( - this_request->device_sequence - == scic_sds_remote_device_get_sequence(this_request->target_device) - ) { - return this_request->state_handlers->parent.start_handler( - &this_request->parent - ); - } - + if (request->device_sequence == + scic_sds_remote_device_get_sequence(request->target_device)) + return request->state_handlers->start_handler(request); return SCI_FAILURE; } @@ -914,11 +899,10 @@ enum sci_status scic_sds_request_start( * This method invokes the base state terminate request handber for the * SCIC_SDS_IO_REQUEST_T object. enum sci_status */ -enum sci_status scic_sds_io_request_terminate( - struct scic_sds_request *this_request) +enum sci_status +scic_sds_io_request_terminate(struct scic_sds_request *request) { - return this_request->state_handlers->parent.abort_handler( - &this_request->parent); + return request->state_handlers->abort_handler(request); } /** @@ -929,11 +913,10 @@ enum sci_status scic_sds_io_request_terminate( * This method invokes the base state request completion handler for the * SCIC_SDS_IO_REQUEST_T object. enum sci_status */ -enum sci_status scic_sds_io_request_complete( - struct scic_sds_request *this_request) +enum sci_status +scic_sds_io_request_complete(struct scic_sds_request *request) { - return this_request->state_handlers->parent.complete_handler( - &this_request->parent); + return request->state_handlers->complete_handler(request); } /** @@ -1023,175 +1006,132 @@ void scic_sds_io_request_copy_response(struct scic_sds_request *sds_request) * * DEFAULT STATE HANDLERS * ***************************************************************************** */ -/** - * scic_sds_request_default_start_handler() - - * @request: This is the struct sci_base_request object that is cast to the - * SCIC_SDS_IO_REQUEST_T object for which the start operation is requested. - * +/* * This method is the default action to take when an SCIC_SDS_IO_REQUEST_T * object receives a scic_sds_request_start() request. The default action is * to log a warning and return a failure status. enum sci_status * SCI_FAILURE_INVALID_STATE */ enum sci_status scic_sds_request_default_start_handler( - struct sci_base_request *request) + struct scic_sds_request *request) { - struct scic_sds_request *scic_request = - (struct scic_sds_request *)request; - - dev_warn(scic_to_dev(scic_request->owning_controller), + dev_warn(scic_to_dev(request->owning_controller), "%s: SCIC IO Request requested to start while in wrong " "state %d\n", __func__, - sci_base_state_machine_get_state( - &((struct scic_sds_request *)request)->parent.state_machine)); + sci_base_state_machine_get_state(&request->state_machine)); return SCI_FAILURE_INVALID_STATE; } static enum sci_status scic_sds_request_default_abort_handler( - struct sci_base_request *request) + struct scic_sds_request *request) { - struct scic_sds_request *scic_request = - (struct scic_sds_request *)request; - - dev_warn(scic_to_dev(scic_request->owning_controller), + dev_warn(scic_to_dev(request->owning_controller), "%s: SCIC IO Request requested to abort while in wrong " "state %d\n", __func__, - sci_base_state_machine_get_state( - &((struct scic_sds_request *)request)->parent.state_machine)); + sci_base_state_machine_get_state(&request->state_machine)); return SCI_FAILURE_INVALID_STATE; } -/** - * scic_sds_request_default_complete_handler() - - * @request: This is the struct sci_base_request object that is cast to the - * SCIC_SDS_IO_REQUEST_T object for which the start operation is requested. - * +/* * This method is the default action to take when an SCIC_SDS_IO_REQUEST_T * object receives a scic_sds_request_complete() request. The default action * is to log a warning and return a failure status. enum sci_status * SCI_FAILURE_INVALID_STATE */ enum sci_status scic_sds_request_default_complete_handler( - struct sci_base_request *request) + struct scic_sds_request *request) { - struct scic_sds_request *scic_request = - (struct scic_sds_request *)request; - - dev_warn(scic_to_dev(scic_request->owning_controller), + dev_warn(scic_to_dev(request->owning_controller), "%s: SCIC IO Request requested to complete while in wrong " "state %d\n", __func__, - sci_base_state_machine_get_state( - &((struct scic_sds_request *)request)->parent.state_machine)); + sci_base_state_machine_get_state(&request->state_machine)); return SCI_FAILURE_INVALID_STATE; } -/** - * scic_sds_request_default_destruct_handler() - - * @request: This is the struct sci_base_request object that is cast to the - * SCIC_SDS_IO_REQUEST_T object for which the start operation is requested. - * +/* * This method is the default action to take when an SCIC_SDS_IO_REQUEST_T * object receives a scic_sds_request_complete() request. The default action * is to log a warning and return a failure status. enum sci_status * SCI_FAILURE_INVALID_STATE */ enum sci_status scic_sds_request_default_destruct_handler( - struct sci_base_request *request) + struct scic_sds_request *request) { - struct scic_sds_request *scic_request = - (struct scic_sds_request *)request; - - dev_warn(scic_to_dev(scic_request->owning_controller), + dev_warn(scic_to_dev(request->owning_controller), "%s: SCIC IO Request requested to destroy while in wrong " "state %d\n", __func__, - sci_base_state_machine_get_state( - &((struct scic_sds_request *)request)->parent.state_machine)); + sci_base_state_machine_get_state(&request->state_machine)); return SCI_FAILURE_INVALID_STATE; } /** - * scic_sds_request_default_tc_completion_handler() - - * @request: This is the struct sci_base_request object that is cast to the - * SCIC_SDS_IO_REQUEST_T object for which the start operation is requested. - * * This method is the default action to take when an SCIC_SDS_IO_REQUEST_T * object receives a scic_sds_task_request_complete() request. The default * action is to log a warning and return a failure status. enum sci_status * SCI_FAILURE_INVALID_STATE */ enum sci_status scic_sds_request_default_tc_completion_handler( - struct scic_sds_request *this_request, + struct scic_sds_request *request, u32 completion_code) { - dev_warn(scic_to_dev(this_request->owning_controller), + dev_warn(scic_to_dev(request->owning_controller), "%s: SCIC IO Request given task completion notification %x " "while in wrong state %d\n", __func__, completion_code, - sci_base_state_machine_get_state( - &this_request->parent.state_machine)); + sci_base_state_machine_get_state(&request->state_machine)); return SCI_FAILURE_INVALID_STATE; } -/** - * scic_sds_request_default_event_handler() - - * @request: This is the struct sci_base_request object that is cast to the - * SCIC_SDS_IO_REQUEST_T object for which the start operation is requested. - * +/* * This method is the default action to take when an SCIC_SDS_IO_REQUEST_T * object receives a scic_sds_request_event_handler() request. The default * action is to log a warning and return a failure status. enum sci_status * SCI_FAILURE_INVALID_STATE */ enum sci_status scic_sds_request_default_event_handler( - struct scic_sds_request *this_request, + struct scic_sds_request *request, u32 event_code) { - dev_warn(scic_to_dev(this_request->owning_controller), + dev_warn(scic_to_dev(request->owning_controller), "%s: SCIC IO Request given event code notification %x while " "in wrong state %d\n", __func__, event_code, - sci_base_state_machine_get_state( - &this_request->parent.state_machine)); + sci_base_state_machine_get_state(&request->state_machine)); return SCI_FAILURE_INVALID_STATE; } -/** - * scic_sds_request_default_frame_handler() - - * @request: This is the struct sci_base_request object that is cast to the - * SCIC_SDS_IO_REQUEST_T object for which the start operation is requested. - * +/* * This method is the default action to take when an SCIC_SDS_IO_REQUEST_T * object receives a scic_sds_request_event_handler() request. The default * action is to log a warning and return a failure status. enum sci_status * SCI_FAILURE_INVALID_STATE */ enum sci_status scic_sds_request_default_frame_handler( - struct scic_sds_request *this_request, + struct scic_sds_request *request, u32 frame_index) { - dev_warn(scic_to_dev(this_request->owning_controller), + dev_warn(scic_to_dev(request->owning_controller), "%s: SCIC IO Request given unexpected frame %x while in " "state %d\n", __func__, frame_index, - sci_base_state_machine_get_state( - &this_request->parent.state_machine)); + sci_base_state_machine_get_state(&request->state_machine)); scic_sds_controller_release_frame( - this_request->owning_controller, frame_index); + request->owning_controller, frame_index); return SCI_FAILURE_INVALID_STATE; } @@ -1201,11 +1141,7 @@ enum sci_status scic_sds_request_default_frame_handler( * * CONSTRUCTED STATE HANDLERS * ***************************************************************************** */ -/** - * scic_sds_request_constructed_state_start_handler() - - * @request: This is the struct sci_base_request object that is cast to the - * SCIC_SDS_IO_REQUEST_T object for which the start operation is requested. - * +/* * This method implements the action taken when a constructed * SCIC_SDS_IO_REQUEST_T object receives a scic_sds_request_start() request. * This method will, if necessary, allocate a TCi for the io request object and @@ -1215,34 +1151,33 @@ enum sci_status scic_sds_request_default_frame_handler( * SCI_SUCCESS SCI_FAILURE_INSUFFICIENT_RESOURCES */ static enum sci_status scic_sds_request_constructed_state_start_handler( - struct sci_base_request *request) + struct scic_sds_request *request) { struct scu_task_context *task_context; - struct scic_sds_request *this_request = (struct scic_sds_request *)request; - if (this_request->io_tag == SCI_CONTROLLER_INVALID_IO_TAG) { - this_request->io_tag = - scic_controller_allocate_io_tag(this_request->owning_controller); + if (request->io_tag == SCI_CONTROLLER_INVALID_IO_TAG) { + request->io_tag = + scic_controller_allocate_io_tag(request->owning_controller); } /* Record the IO Tag in the request */ - if (this_request->io_tag != SCI_CONTROLLER_INVALID_IO_TAG) { - task_context = this_request->task_context_buffer; + if (request->io_tag != SCI_CONTROLLER_INVALID_IO_TAG) { + task_context = request->task_context_buffer; - task_context->task_index = scic_sds_io_tag_get_index(this_request->io_tag); + task_context->task_index = scic_sds_io_tag_get_index(request->io_tag); switch (task_context->protocol_type) { case SCU_TASK_CONTEXT_PROTOCOL_SMP: case SCU_TASK_CONTEXT_PROTOCOL_SSP: /* SSP/SMP Frame */ - task_context->type.ssp.tag = this_request->io_tag; + task_context->type.ssp.tag = request->io_tag; task_context->type.ssp.target_port_transfer_tag = 0xFFFF; break; case SCU_TASK_CONTEXT_PROTOCOL_STP: /* * STP/SATA Frame - * task_context->type.stp.ncq_tag = this_request->ncq_tag; */ + * task_context->type.stp.ncq_tag = request->ncq_tag; */ break; case SCU_TASK_CONTEXT_PROTOCOL_NONE: @@ -1257,20 +1192,17 @@ static enum sci_status scic_sds_request_constructed_state_start_handler( /* * Check to see if we need to copy the task context buffer * or have been building into the task context buffer */ - if (this_request->was_tag_assigned_by_user == false) { + if (request->was_tag_assigned_by_user == false) { scic_sds_controller_copy_task_context( - this_request->owning_controller, this_request - ); + request->owning_controller, request); } /* Add to the post_context the io tag value */ - this_request->post_context |= scic_sds_io_tag_get_index(this_request->io_tag); + request->post_context |= scic_sds_io_tag_get_index(request->io_tag); /* Everything is good go ahead and change state */ - sci_base_state_machine_change_state( - &this_request->parent.state_machine, - SCI_BASE_REQUEST_STATE_STARTED - ); + sci_base_state_machine_change_state(&request->state_machine, + SCI_BASE_REQUEST_STATE_STARTED); return SCI_SUCCESS; } @@ -1278,35 +1210,24 @@ static enum sci_status scic_sds_request_constructed_state_start_handler( return SCI_FAILURE_INSUFFICIENT_RESOURCES; } -/** - * scic_sds_request_constructed_state_abort_handler() - - * @request: This is the struct sci_base_request object that is cast to the - * SCIC_SDS_IO_REQUEST_T object for which the start operation is requested. - * +/* * This method implements the action to be taken when an SCIC_SDS_IO_REQUEST_T * object receives a scic_sds_request_terminate() request. Since the request * has not yet been posted to the hardware the request transitions to the * completed state. enum sci_status SCI_SUCCESS */ static enum sci_status scic_sds_request_constructed_state_abort_handler( - struct sci_base_request *request) + struct scic_sds_request *request) { - struct scic_sds_request *this_request = (struct scic_sds_request *)request; - /* * This request has been terminated by the user make sure that the correct * status code is returned */ - scic_sds_request_set_status( - this_request, + scic_sds_request_set_status(request, SCU_TASK_DONE_TASK_ABORT, - SCI_FAILURE_IO_TERMINATED - ); - - sci_base_state_machine_change_state( - &this_request->parent.state_machine, - SCI_BASE_REQUEST_STATE_COMPLETED - ); + SCI_FAILURE_IO_TERMINATED); + sci_base_state_machine_change_state(&request->state_machine, + SCI_BASE_REQUEST_STATE_COMPLETED); return SCI_SUCCESS; } @@ -1315,30 +1236,20 @@ static enum sci_status scic_sds_request_constructed_state_abort_handler( * * STARTED STATE HANDLERS * ***************************************************************************** */ -/** - * scic_sds_request_started_state_abort_handler() - - * @request: This is the struct sci_base_request object that is cast to the - * SCIC_SDS_IO_REQUEST_T object for which the start operation is requested. - * +/* * This method implements the action to be taken when an SCIC_SDS_IO_REQUEST_T * object receives a scic_sds_request_terminate() request. Since the request * has been posted to the hardware the io request state is changed to the * aborting state. enum sci_status SCI_SUCCESS */ enum sci_status scic_sds_request_started_state_abort_handler( - struct sci_base_request *request) + struct scic_sds_request *request) { - struct scic_sds_request *this_request = (struct scic_sds_request *)request; - - if (this_request->has_started_substate_machine) { - sci_base_state_machine_stop(&this_request->started_substate_machine); - } - - sci_base_state_machine_change_state( - &this_request->parent.state_machine, - SCI_BASE_REQUEST_STATE_ABORTING - ); + if (request->has_started_substate_machine) + sci_base_state_machine_stop(&request->started_substate_machine); + sci_base_state_machine_change_state(&request->state_machine, + SCI_BASE_REQUEST_STATE_ABORTING); return SCI_SUCCESS; } @@ -1512,20 +1423,12 @@ enum sci_status scic_sds_request_started_state_tc_completion_handler( */ /* In all cases we will treat this as the completion of the IO request. */ - sci_base_state_machine_change_state( - &this_request->parent.state_machine, - SCI_BASE_REQUEST_STATE_COMPLETED - ); - + sci_base_state_machine_change_state(&this_request->state_machine, + SCI_BASE_REQUEST_STATE_COMPLETED); return SCI_SUCCESS; } -/** - * scic_sds_request_started_state_frame_handler() - - * @request: This is the struct sci_base_request object that is cast to the - * SCIC_SDS_IO_REQUEST_T object for which the start operation is requested. - * @frame_index: This is the index of the unsolicited frame to be processed. - * +/* * This method implements the action to be taken when an SCIC_SDS_IO_REQUEST_T * object receives a scic_sds_request_frame_handler() request. This method * first determines the frame type received. If this is a response frame then @@ -1601,11 +1504,7 @@ static enum sci_status scic_sds_request_started_state_frame_handler( * ***************************************************************************** */ -/** - * scic_sds_request_completed_state_complete_handler() - - * @request: This is the struct sci_base_request object that is cast to the - * SCIC_SDS_IO_REQUEST_T object for which the start operation is requested. - * +/* * This method implements the action to be taken when an SCIC_SDS_IO_REQUEST_T * object receives a scic_sds_request_complete() request. This method frees up * any io request resources that have been allocated and transitions the @@ -1613,26 +1512,20 @@ static enum sci_status scic_sds_request_started_state_frame_handler( * transitioning to the final state? enum sci_status SCI_SUCCESS */ static enum sci_status scic_sds_request_completed_state_complete_handler( - struct sci_base_request *request) + struct scic_sds_request *request) { - struct scic_sds_request *this_request = (struct scic_sds_request *)request; - - if (this_request->was_tag_assigned_by_user != true) { + if (request->was_tag_assigned_by_user != true) { scic_controller_free_io_tag( - this_request->owning_controller, this_request->io_tag - ); + request->owning_controller, request->io_tag); } - if (this_request->saved_rx_frame_index != SCU_INVALID_FRAME_INDEX) { + if (request->saved_rx_frame_index != SCU_INVALID_FRAME_INDEX) { scic_sds_controller_release_frame( - this_request->owning_controller, this_request->saved_rx_frame_index); + request->owning_controller, request->saved_rx_frame_index); } - sci_base_state_machine_change_state( - &this_request->parent.state_machine, - SCI_BASE_REQUEST_STATE_FINAL - ); - + sci_base_state_machine_change_state(&request->state_machine, + SCI_BASE_REQUEST_STATE_FINAL); return SCI_SUCCESS; } @@ -1641,11 +1534,7 @@ static enum sci_status scic_sds_request_completed_state_complete_handler( * * ABORTING STATE HANDLERS * ***************************************************************************** */ -/** - * scic_sds_request_aborting_state_abort_handler() - - * @request: This is the struct sci_base_request object that is cast to the - * SCIC_SDS_IO_REQUEST_T object for which the start operation is requested. - * +/* * This method implements the action to be taken when an SCIC_SDS_IO_REQUEST_T * object receives a scic_sds_request_terminate() request. This method is the * io request aborting state abort handlers. On receipt of a multiple @@ -1653,23 +1542,14 @@ static enum sci_status scic_sds_request_completed_state_complete_handler( * This should not happen in normal operation. enum sci_status SCI_SUCCESS */ static enum sci_status scic_sds_request_aborting_state_abort_handler( - struct sci_base_request *request) + struct scic_sds_request *request) { - struct scic_sds_request *this_request = (struct scic_sds_request *)request; - - sci_base_state_machine_change_state( - &this_request->parent.state_machine, - SCI_BASE_REQUEST_STATE_COMPLETED - ); - + sci_base_state_machine_change_state(&request->state_machine, + SCI_BASE_REQUEST_STATE_COMPLETED); return SCI_SUCCESS; } -/** - * scic_sds_request_aborting_state_tc_completion_handler() - - * @request: This is the struct sci_base_request object that is cast to the - * SCIC_SDS_IO_REQUEST_T object for which the start operation is requested. - * +/* * This method implements the action to be taken when an SCIC_SDS_IO_REQUEST_T * object receives a scic_sds_request_task_completion() request. This method * decodes the completion type waiting for the abort task complete @@ -1687,10 +1567,8 @@ static enum sci_status scic_sds_request_aborting_state_tc_completion_handler( this_request, SCU_TASK_DONE_TASK_ABORT, SCI_FAILURE_IO_TERMINATED ); - sci_base_state_machine_change_state( - &this_request->parent.state_machine, - SCI_BASE_REQUEST_STATE_COMPLETED - ); + sci_base_state_machine_change_state(&this_request->state_machine, + SCI_BASE_REQUEST_STATE_COMPLETED); break; default: @@ -1703,11 +1581,7 @@ static enum sci_status scic_sds_request_aborting_state_tc_completion_handler( return SCI_SUCCESS; } -/** - * scic_sds_request_aborting_state_frame_handler() - - * @request: This is the struct sci_base_request object that is cast to the - * SCIC_SDS_IO_REQUEST_T object for which the start operation is requested. - * +/* * This method implements the action to be taken when an SCIC_SDS_IO_REQUEST_T * object receives a scic_sds_request_frame_handler() request. This method * discards the unsolicited frame since we are waiting for the abort task @@ -1727,58 +1601,58 @@ static enum sci_status scic_sds_request_aborting_state_frame_handler( static const struct scic_sds_io_request_state_handler scic_sds_request_state_handler_table[] = { [SCI_BASE_REQUEST_STATE_INITIAL] = { - .parent.start_handler = scic_sds_request_default_start_handler, - .parent.abort_handler = scic_sds_request_default_abort_handler, - .parent.complete_handler = scic_sds_request_default_complete_handler, - .parent.destruct_handler = scic_sds_request_default_destruct_handler, - .tc_completion_handler = scic_sds_request_default_tc_completion_handler, - .event_handler = scic_sds_request_default_event_handler, - .frame_handler = scic_sds_request_default_frame_handler, + .start_handler = scic_sds_request_default_start_handler, + .abort_handler = scic_sds_request_default_abort_handler, + .complete_handler = scic_sds_request_default_complete_handler, + .destruct_handler = scic_sds_request_default_destruct_handler, + .tc_completion_handler = scic_sds_request_default_tc_completion_handler, + .event_handler = scic_sds_request_default_event_handler, + .frame_handler = scic_sds_request_default_frame_handler, }, [SCI_BASE_REQUEST_STATE_CONSTRUCTED] = { - .parent.start_handler = scic_sds_request_constructed_state_start_handler, - .parent.abort_handler = scic_sds_request_constructed_state_abort_handler, - .parent.complete_handler = scic_sds_request_default_complete_handler, - .parent.destruct_handler = scic_sds_request_default_destruct_handler, - .tc_completion_handler = scic_sds_request_default_tc_completion_handler, - .event_handler = scic_sds_request_default_event_handler, - .frame_handler = scic_sds_request_default_frame_handler, + .start_handler = scic_sds_request_constructed_state_start_handler, + .abort_handler = scic_sds_request_constructed_state_abort_handler, + .complete_handler = scic_sds_request_default_complete_handler, + .destruct_handler = scic_sds_request_default_destruct_handler, + .tc_completion_handler = scic_sds_request_default_tc_completion_handler, + .event_handler = scic_sds_request_default_event_handler, + .frame_handler = scic_sds_request_default_frame_handler, }, [SCI_BASE_REQUEST_STATE_STARTED] = { - .parent.start_handler = scic_sds_request_default_start_handler, - .parent.abort_handler = scic_sds_request_started_state_abort_handler, - .parent.complete_handler = scic_sds_request_default_complete_handler, - .parent.destruct_handler = scic_sds_request_default_destruct_handler, - .tc_completion_handler = scic_sds_request_started_state_tc_completion_handler, - .event_handler = scic_sds_request_default_event_handler, - .frame_handler = scic_sds_request_started_state_frame_handler, + .start_handler = scic_sds_request_default_start_handler, + .abort_handler = scic_sds_request_started_state_abort_handler, + .complete_handler = scic_sds_request_default_complete_handler, + .destruct_handler = scic_sds_request_default_destruct_handler, + .tc_completion_handler = scic_sds_request_started_state_tc_completion_handler, + .event_handler = scic_sds_request_default_event_handler, + .frame_handler = scic_sds_request_started_state_frame_handler, }, [SCI_BASE_REQUEST_STATE_COMPLETED] = { - .parent.start_handler = scic_sds_request_default_start_handler, - .parent.abort_handler = scic_sds_request_default_abort_handler, - .parent.complete_handler = scic_sds_request_completed_state_complete_handler, - .parent.destruct_handler = scic_sds_request_default_destruct_handler, - .tc_completion_handler = scic_sds_request_default_tc_completion_handler, - .event_handler = scic_sds_request_default_event_handler, - .frame_handler = scic_sds_request_default_frame_handler, + .start_handler = scic_sds_request_default_start_handler, + .abort_handler = scic_sds_request_default_abort_handler, + .complete_handler = scic_sds_request_completed_state_complete_handler, + .destruct_handler = scic_sds_request_default_destruct_handler, + .tc_completion_handler = scic_sds_request_default_tc_completion_handler, + .event_handler = scic_sds_request_default_event_handler, + .frame_handler = scic_sds_request_default_frame_handler, }, [SCI_BASE_REQUEST_STATE_ABORTING] = { - .parent.start_handler = scic_sds_request_default_start_handler, - .parent.abort_handler = scic_sds_request_aborting_state_abort_handler, - .parent.complete_handler = scic_sds_request_default_complete_handler, - .parent.destruct_handler = scic_sds_request_default_destruct_handler, - .tc_completion_handler = scic_sds_request_aborting_state_tc_completion_handler, - .event_handler = scic_sds_request_default_event_handler, - .frame_handler = scic_sds_request_aborting_state_frame_handler, + .start_handler = scic_sds_request_default_start_handler, + .abort_handler = scic_sds_request_aborting_state_abort_handler, + .complete_handler = scic_sds_request_default_complete_handler, + .destruct_handler = scic_sds_request_default_destruct_handler, + .tc_completion_handler = scic_sds_request_aborting_state_tc_completion_handler, + .event_handler = scic_sds_request_default_event_handler, + .frame_handler = scic_sds_request_aborting_state_frame_handler, }, [SCI_BASE_REQUEST_STATE_FINAL] = { - .parent.start_handler = scic_sds_request_default_start_handler, - .parent.abort_handler = scic_sds_request_default_abort_handler, - .parent.complete_handler = scic_sds_request_default_complete_handler, - .parent.destruct_handler = scic_sds_request_default_destruct_handler, - .tc_completion_handler = scic_sds_request_default_tc_completion_handler, - .event_handler = scic_sds_request_default_event_handler, - .frame_handler = scic_sds_request_default_frame_handler, + .start_handler = scic_sds_request_default_start_handler, + .abort_handler = scic_sds_request_default_abort_handler, + .complete_handler = scic_sds_request_default_complete_handler, + .destruct_handler = scic_sds_request_default_destruct_handler, + .tc_completion_handler = scic_sds_request_default_tc_completion_handler, + .event_handler = scic_sds_request_default_event_handler, + .frame_handler = scic_sds_request_default_frame_handler, }, }; @@ -1978,7 +1852,11 @@ static void scic_sds_general_request_construct(struct scic_sds_controller *scic, void *user_io_request_object, struct scic_sds_request *sci_req) { - sci_base_request_construct(&sci_req->parent, scic_sds_request_state_table); + sci_req->parent.private = NULL; + sci_base_state_machine_construct(&sci_req->state_machine, &sci_req->parent, + scic_sds_request_state_table, SCI_BASE_REQUEST_STATE_INITIAL); + sci_base_state_machine_start(&sci_req->state_machine); + sci_req->io_tag = io_tag; sci_req->user_request = user_io_request_object; sci_req->owning_controller = scic; @@ -2070,7 +1948,7 @@ enum sci_status scic_task_request_construct(struct scic_sds_controller *scic, /* Construct the started sub-state machine. */ sci_base_state_machine_construct( &sci_req->started_substate_machine, - &sci_req->parent.parent, + &sci_req->parent, scic_sds_io_request_started_task_mgmt_substate_table, SCIC_SDS_IO_REQUEST_STARTED_TASK_MGMT_SUBSTATE_AWAIT_TC_COMPLETION ); diff --git a/drivers/scsi/isci/core/scic_sds_request.h b/drivers/scsi/isci/core/scic_sds_request.h index 286b74943d68..5b0f88596370 100644 --- a/drivers/scsi/isci/core/scic_sds_request.h +++ b/drivers/scsi/isci/core/scic_sds_request.h @@ -64,8 +64,7 @@ */ #include "scic_io_request.h" - -#include "sci_base_request.h" +#include "sci_base_state_machine.h" #include "scu_task_context.h" #include "intel_sas.h" @@ -127,9 +126,15 @@ enum scic_sds_smp_request_started_substates { */ struct scic_sds_request { /** - * This field indictes the parent object of the request. + * The field specifies that the parent object for the base request is the + * base object itself. */ - struct sci_base_request parent; + struct sci_base_object parent; + + /** + * This field contains the information for the base request state machine. + */ + struct sci_base_state_machine state_machine; void *user_request; @@ -231,15 +236,59 @@ struct scic_sds_request { }; +/** + * enum sci_base_request_states - This enumeration depicts all the states for + * the common request state machine. + * + * + */ +enum sci_base_request_states { + /** + * Simply the initial state for the base request state machine. + */ + SCI_BASE_REQUEST_STATE_INITIAL, + + /** + * This state indicates that the request has been constructed. This state + * is entered from the INITIAL state. + */ + SCI_BASE_REQUEST_STATE_CONSTRUCTED, + + /** + * This state indicates that the request has been started. This state is + * entered from the CONSTRUCTED state. + */ + SCI_BASE_REQUEST_STATE_STARTED, + + /** + * This state indicates that the request has completed. + * This state is entered from the STARTED state. This state is entered from + * the ABORTING state. + */ + SCI_BASE_REQUEST_STATE_COMPLETED, -typedef enum sci_status -(*scic_sds_io_request_frame_handler_t)(struct scic_sds_request *req, u32 frame); + /** + * This state indicates that the request is in the process of being + * terminated/aborted. + * This state is entered from the CONSTRUCTED state. + * This state is entered from the STARTED state. + */ + SCI_BASE_REQUEST_STATE_ABORTING, -typedef enum sci_status -(*scic_sds_io_request_event_handler_t)(struct scic_sds_request *req, u32 event); + /** + * Simply the final state for the base request state machine. + */ + SCI_BASE_REQUEST_STATE_FINAL, +}; -typedef enum sci_status -(*scic_sds_io_request_task_completion_handler_t)(struct scic_sds_request *req, u32 completion_code); +typedef enum sci_status (*scic_sds_io_request_handler_t) + (struct scic_sds_request *request); +typedef enum sci_status (*scic_sds_io_request_frame_handler_t) + (struct scic_sds_request *req, u32 frame); +typedef enum sci_status (*scic_sds_io_request_event_handler_t) + (struct scic_sds_request *req, u32 event); +typedef enum sci_status (*scic_sds_io_request_task_completion_handler_t) + (struct scic_sds_request *req, u32 completion_code); /** * struct scic_sds_io_request_state_handler - This is the SDS core definition @@ -248,7 +297,30 @@ typedef enum sci_status * */ struct scic_sds_io_request_state_handler { - struct sci_base_request_state_handler parent; + /** + * The start_handler specifies the method invoked when a user attempts to + * start a request. + */ + scic_sds_io_request_handler_t start_handler; + + /** + * The abort_handler specifies the method invoked when a user attempts to + * abort a request. + */ + scic_sds_io_request_handler_t abort_handler; + + /** + * The complete_handler specifies the method invoked when a user attempts to + * complete a request. + */ + scic_sds_io_request_handler_t complete_handler; + + /** + * The destruct_handler specifies the method invoked when a user attempts to + * destruct a request. + */ + scic_sds_io_request_handler_t destruct_handler; + scic_sds_io_request_task_completion_handler_t tc_completion_handler; scic_sds_io_request_event_handler_t event_handler; @@ -319,7 +391,7 @@ extern const struct sci_base_state scic_sds_io_request_started_task_mgmt_substat } #define scic_sds_request_complete(a_request) \ - ((a_request)->state_handlers->parent.complete_handler(&(a_request)->parent)) + ((a_request)->state_handlers->complete_handler(a_request)) @@ -331,15 +403,15 @@ extern const struct sci_base_state scic_sds_io_request_started_task_mgmt_substat * struct scic_sds_io_request object. */ #define scic_sds_io_request_tc_completion(this_request, completion_code) \ - { \ - if (this_request->parent.state_machine.current_state_id \ - == SCI_BASE_REQUEST_STATE_STARTED \ - && this_request->has_started_substate_machine \ - == false) \ - scic_sds_request_started_state_tc_completion_handler(this_request, completion_code); \ - else \ - this_request->state_handlers->tc_completion_handler(this_request, completion_code); \ - } +{ \ + if (this_request->state_machine.current_state_id \ + == SCI_BASE_REQUEST_STATE_STARTED \ + && this_request->has_started_substate_machine \ + == false) \ + scic_sds_request_started_state_tc_completion_handler(this_request, completion_code); \ + else \ + this_request->state_handlers->tc_completion_handler(this_request, completion_code); \ +} /** * SCU_SGL_ZERO() - @@ -426,14 +498,14 @@ enum sci_status scic_sds_task_request_terminate( * ***************************************************************************** */ enum sci_status scic_sds_request_default_start_handler( - struct sci_base_request *this_request); + struct scic_sds_request *request); enum sci_status scic_sds_request_default_complete_handler( - struct sci_base_request *this_request); + struct scic_sds_request *request); enum sci_status scic_sds_request_default_destruct_handler( - struct sci_base_request *this_request); + struct scic_sds_request *request); enum sci_status scic_sds_request_default_tc_completion_handler( struct scic_sds_request *this_request, @@ -453,7 +525,7 @@ enum sci_status scic_sds_request_default_frame_handler( * ***************************************************************************** */ enum sci_status scic_sds_request_started_state_abort_handler( - struct sci_base_request *this_request); + struct scic_sds_request *request); enum sci_status scic_sds_request_started_state_tc_completion_handler( struct scic_sds_request *this_request, diff --git a/drivers/scsi/isci/core/scic_sds_smp_remote_device.c b/drivers/scsi/isci/core/scic_sds_smp_remote_device.c index 06cb93221b4c..040a3d8c08b9 100644 --- a/drivers/scsi/isci/core/scic_sds_smp_remote_device.c +++ b/drivers/scsi/isci/core/scic_sds_smp_remote_device.c @@ -78,29 +78,24 @@ */ static enum sci_status scic_sds_smp_remote_device_ready_idle_substate_start_io_handler( struct sci_base_remote_device *device, - struct sci_base_request *request) + struct scic_sds_request *request) { enum sci_status status; struct scic_sds_remote_device *this_device = (struct scic_sds_remote_device *)device; - struct scic_sds_request *io_request = (struct scic_sds_request *)request; /* Will the port allow the io request to start? */ status = this_device->owning_port->state_handlers->start_io_handler( - this_device->owning_port, - this_device, - io_request - ); + this_device->owning_port, this_device, request); if (status == SCI_SUCCESS) { status = - scic_sds_remote_node_context_start_io(this_device->rnc, io_request); + scic_sds_remote_node_context_start_io(this_device->rnc, request); - if (status == SCI_SUCCESS) { - status = scic_sds_request_start(io_request); - } + if (status == SCI_SUCCESS) + status = scic_sds_request_start(request); if (status == SCI_SUCCESS) { - this_device->working_request = io_request; + this_device->working_request = request; sci_base_state_machine_change_state( &this_device->ready_substate_machine, @@ -108,7 +103,7 @@ static enum sci_status scic_sds_smp_remote_device_ready_idle_substate_start_io_h ); } - scic_sds_remote_device_start_request(this_device, io_request, status); + scic_sds_remote_device_start_request(this_device, request, status); } return status; @@ -129,7 +124,7 @@ static enum sci_status scic_sds_smp_remote_device_ready_idle_substate_start_io_h */ static enum sci_status scic_sds_smp_remote_device_ready_cmd_substate_start_io_handler( struct sci_base_remote_device *device, - struct sci_base_request *request) + struct scic_sds_request *request) { return SCI_FAILURE_INVALID_STATE; } @@ -144,7 +139,7 @@ static enum sci_status scic_sds_smp_remote_device_ready_cmd_substate_start_io_ha */ static enum sci_status scic_sds_smp_remote_device_ready_cmd_substate_complete_io_handler( struct sci_base_remote_device *device, - struct sci_base_request *request) + struct scic_sds_request *request) { enum sci_status status; struct scic_sds_remote_device *this_device; diff --git a/drivers/scsi/isci/core/scic_sds_smp_request.c b/drivers/scsi/isci/core/scic_sds_smp_request.c index 84b0fdd7ed91..9293c2d5fc91 100644 --- a/drivers/scsi/isci/core/scic_sds_smp_request.c +++ b/drivers/scsi/isci/core/scic_sds_smp_request.c @@ -394,7 +394,7 @@ static enum sci_status scic_sds_smp_request_await_response_frame_handler( ); sci_base_state_machine_change_state( - &this_request->parent.state_machine, + &this_request->state_machine, SCI_BASE_REQUEST_STATE_COMPLETED ); } @@ -433,9 +433,8 @@ static enum sci_status scic_sds_smp_request_await_response_tc_completion_handler ); sci_base_state_machine_change_state( - &this_request->parent.state_machine, - SCI_BASE_REQUEST_STATE_COMPLETED - ); + &this_request->state_machine, + SCI_BASE_REQUEST_STATE_COMPLETED); break; case SCU_MAKE_COMPLETION_STATUS(SCU_TASK_DONE_SMP_RESP_TO_ERR): @@ -452,9 +451,8 @@ static enum sci_status scic_sds_smp_request_await_response_tc_completion_handler ); sci_base_state_machine_change_state( - &this_request->parent.state_machine, - SCI_BASE_REQUEST_STATE_COMPLETED - ); + &this_request->state_machine, + SCI_BASE_REQUEST_STATE_COMPLETED); break; default: @@ -468,9 +466,8 @@ static enum sci_status scic_sds_smp_request_await_response_tc_completion_handler ); sci_base_state_machine_change_state( - &this_request->parent.state_machine, - SCI_BASE_REQUEST_STATE_COMPLETED - ); + &this_request->state_machine, + SCI_BASE_REQUEST_STATE_COMPLETED); break; } @@ -502,9 +499,8 @@ static enum sci_status scic_sds_smp_request_await_tc_completion_tc_completion_ha ); sci_base_state_machine_change_state( - &this_request->parent.state_machine, - SCI_BASE_REQUEST_STATE_COMPLETED - ); + &this_request->state_machine, + SCI_BASE_REQUEST_STATE_COMPLETED); break; default: @@ -518,9 +514,8 @@ static enum sci_status scic_sds_smp_request_await_tc_completion_tc_completion_ha ); sci_base_state_machine_change_state( - &this_request->parent.state_machine, - SCI_BASE_REQUEST_STATE_COMPLETED - ); + &this_request->state_machine, + SCI_BASE_REQUEST_STATE_COMPLETED); break; } @@ -530,22 +525,22 @@ static enum sci_status scic_sds_smp_request_await_tc_completion_tc_completion_ha static const struct scic_sds_io_request_state_handler scic_sds_smp_request_started_substate_handler_table[] = { [SCIC_SDS_SMP_REQUEST_STARTED_SUBSTATE_AWAIT_RESPONSE] = { - .parent.start_handler = scic_sds_request_default_start_handler, - .parent.abort_handler = scic_sds_request_started_state_abort_handler, - .parent.complete_handler = scic_sds_request_default_complete_handler, - .parent.destruct_handler = scic_sds_request_default_destruct_handler, - .tc_completion_handler = scic_sds_smp_request_await_response_tc_completion_handler, - .event_handler = scic_sds_request_default_event_handler, - .frame_handler = scic_sds_smp_request_await_response_frame_handler, + .start_handler = scic_sds_request_default_start_handler, + .abort_handler = scic_sds_request_started_state_abort_handler, + .complete_handler = scic_sds_request_default_complete_handler, + .destruct_handler = scic_sds_request_default_destruct_handler, + .tc_completion_handler = scic_sds_smp_request_await_response_tc_completion_handler, + .event_handler = scic_sds_request_default_event_handler, + .frame_handler = scic_sds_smp_request_await_response_frame_handler, }, [SCIC_SDS_SMP_REQUEST_STARTED_SUBSTATE_AWAIT_TC_COMPLETION] = { - .parent.start_handler = scic_sds_request_default_start_handler, - .parent.abort_handler = scic_sds_request_started_state_abort_handler, - .parent.complete_handler = scic_sds_request_default_complete_handler, - .parent.destruct_handler = scic_sds_request_default_destruct_handler, - .tc_completion_handler = scic_sds_smp_request_await_tc_completion_tc_completion_handler, - .event_handler = scic_sds_request_default_event_handler, - .frame_handler = scic_sds_request_default_frame_handler, + .start_handler = scic_sds_request_default_start_handler, + .abort_handler = scic_sds_request_started_state_abort_handler, + .complete_handler = scic_sds_request_default_complete_handler, + .destruct_handler = scic_sds_request_default_destruct_handler, + .tc_completion_handler = scic_sds_smp_request_await_tc_completion_tc_completion_handler, + .event_handler = scic_sds_request_default_event_handler, + .frame_handler = scic_sds_request_default_frame_handler, } }; @@ -626,7 +621,7 @@ enum sci_status scic_io_request_construct_smp(struct scic_sds_request *sci_req) /* Construct the started sub-state machine. */ sci_base_state_machine_construct( &sci_req->started_substate_machine, - &sci_req->parent.parent, + &sci_req->parent, scic_sds_smp_request_started_substate_table, SCIC_SDS_SMP_REQUEST_STARTED_SUBSTATE_AWAIT_RESPONSE ); @@ -657,10 +652,8 @@ enum sci_status scic_io_request_construct_smp(struct scic_sds_request *sci_req) scu_smp_request_construct_task_context(sci_req, smp_req); - sci_base_state_machine_change_state( - &sci_req->parent.state_machine, - SCI_BASE_REQUEST_STATE_CONSTRUCTED - ); + sci_base_state_machine_change_state(&sci_req->state_machine, + SCI_BASE_REQUEST_STATE_CONSTRUCTED); kfree(smp_req); diff --git a/drivers/scsi/isci/core/scic_sds_ssp_request.c b/drivers/scsi/isci/core/scic_sds_ssp_request.c index c9aa35f5cd15..1eecb19c3ad6 100644 --- a/drivers/scsi/isci/core/scic_sds_ssp_request.c +++ b/drivers/scsi/isci/core/scic_sds_ssp_request.c @@ -120,10 +120,8 @@ static enum sci_status scic_sds_ssp_task_request_await_tc_completion_tc_completi SCI_FAILURE_CONTROLLER_SPECIFIC_IO_ERR ); - sci_base_state_machine_change_state( - &this_request->parent.state_machine, - SCI_BASE_REQUEST_STATE_COMPLETED - ); + sci_base_state_machine_change_state(&this_request->state_machine, + SCI_BASE_REQUEST_STATE_COMPLETED); break; } @@ -143,20 +141,12 @@ static enum sci_status scic_sds_ssp_task_request_await_tc_completion_tc_completi * pattern for this particular device). */ static enum sci_status scic_sds_ssp_task_request_await_tc_response_abort_handler( - struct sci_base_request *request) + struct scic_sds_request *request) { - struct scic_sds_request *this_request = (struct scic_sds_request *)request; - - sci_base_state_machine_change_state( - &this_request->parent.state_machine, - SCI_BASE_REQUEST_STATE_ABORTING - ); - - sci_base_state_machine_change_state( - &this_request->parent.state_machine, - SCI_BASE_REQUEST_STATE_COMPLETED - ); - + sci_base_state_machine_change_state(&request->state_machine, + SCI_BASE_REQUEST_STATE_ABORTING); + sci_base_state_machine_change_state(&request->state_machine, + SCI_BASE_REQUEST_STATE_COMPLETED); return SCI_SUCCESS; } @@ -176,41 +166,36 @@ static enum sci_status scic_sds_ssp_task_request_await_tc_response_abort_handler * probably update to check frame type and make sure it is a response frame. */ static enum sci_status scic_sds_ssp_task_request_await_tc_response_frame_handler( - struct scic_sds_request *this_request, + struct scic_sds_request *request, u32 frame_index) { - scic_sds_io_request_copy_response(this_request); - - sci_base_state_machine_change_state( - &this_request->parent.state_machine, - SCI_BASE_REQUEST_STATE_COMPLETED - ); - - scic_sds_controller_release_frame( - this_request->owning_controller, frame_index - ); + scic_sds_io_request_copy_response(request); + sci_base_state_machine_change_state(&request->state_machine, + SCI_BASE_REQUEST_STATE_COMPLETED); + scic_sds_controller_release_frame(request->owning_controller, + frame_index); return SCI_SUCCESS; } static const struct scic_sds_io_request_state_handler scic_sds_ssp_task_request_started_substate_handler_table[] = { [SCIC_SDS_IO_REQUEST_STARTED_TASK_MGMT_SUBSTATE_AWAIT_TC_COMPLETION] = { - .parent.start_handler = scic_sds_request_default_start_handler, - .parent.abort_handler = scic_sds_request_started_state_abort_handler, - .parent.complete_handler = scic_sds_request_default_complete_handler, - .parent.destruct_handler = scic_sds_request_default_destruct_handler, - .tc_completion_handler = scic_sds_ssp_task_request_await_tc_completion_tc_completion_handler, - .event_handler = scic_sds_request_default_event_handler, - .frame_handler = scic_sds_request_default_frame_handler, + .start_handler = scic_sds_request_default_start_handler, + .abort_handler = scic_sds_request_started_state_abort_handler, + .complete_handler = scic_sds_request_default_complete_handler, + .destruct_handler = scic_sds_request_default_destruct_handler, + .tc_completion_handler = scic_sds_ssp_task_request_await_tc_completion_tc_completion_handler, + .event_handler = scic_sds_request_default_event_handler, + .frame_handler = scic_sds_request_default_frame_handler, }, [SCIC_SDS_IO_REQUEST_STARTED_TASK_MGMT_SUBSTATE_AWAIT_TC_RESPONSE] = { - .parent.start_handler = scic_sds_request_default_start_handler, - .parent.abort_handler = scic_sds_ssp_task_request_await_tc_response_abort_handler, - .parent.complete_handler = scic_sds_request_default_complete_handler, - .parent.destruct_handler = scic_sds_request_default_destruct_handler, - .tc_completion_handler = scic_sds_request_default_tc_completion_handler, - .event_handler = scic_sds_request_default_event_handler, - .frame_handler = scic_sds_ssp_task_request_await_tc_response_frame_handler, + .start_handler = scic_sds_request_default_start_handler, + .abort_handler = scic_sds_ssp_task_request_await_tc_response_abort_handler, + .complete_handler = scic_sds_request_default_complete_handler, + .destruct_handler = scic_sds_request_default_destruct_handler, + .tc_completion_handler = scic_sds_request_default_tc_completion_handler, + .event_handler = scic_sds_request_default_event_handler, + .frame_handler = scic_sds_ssp_task_request_await_tc_response_frame_handler, } }; diff --git a/drivers/scsi/isci/core/scic_sds_stp_packet_request.c b/drivers/scsi/isci/core/scic_sds_stp_packet_request.c index 9635b37fad16..2d551ad3a46c 100644 --- a/drivers/scsi/isci/core/scic_sds_stp_packet_request.c +++ b/drivers/scsi/isci/core/scic_sds_stp_packet_request.c @@ -659,16 +659,12 @@ enum sci_status scic_sds_stp_packet_request_command_phase_await_d2h_fis_frame_ha } enum sci_status scic_sds_stp_packet_request_started_completion_delay_complete_handler( - struct sci_base_request *request) + struct scic_sds_request *request) { - struct scic_sds_request *this_request = (struct scic_sds_request *)request; + sci_base_state_machine_change_state(&request->parent.state_machine, + SCI_BASE_REQUEST_STATE_COMPLETED); - sci_base_state_machine_change_state( - &this_request->parent.state_machine, - SCI_BASE_REQUEST_STATE_COMPLETED - ); - - return this_request->sci_status; + return request->sci_status; } /* --------------------------------------------------------------------------- */ diff --git a/drivers/scsi/isci/core/scic_sds_stp_remote_device.c b/drivers/scsi/isci/core/scic_sds_stp_remote_device.c index 0a00a40bdbbe..bb582497039b 100644 --- a/drivers/scsi/isci/core/scic_sds_stp_remote_device.c +++ b/drivers/scsi/isci/core/scic_sds_stp_remote_device.c @@ -78,22 +78,20 @@ */ static enum sci_status scic_sds_stp_remote_device_complete_request( struct sci_base_remote_device *device, - struct sci_base_request *request) + struct scic_sds_request *request) { struct scic_sds_remote_device *this_device = (struct scic_sds_remote_device *)device; - struct scic_sds_request *the_request = (struct scic_sds_request *)request; enum sci_status status; - status = scic_sds_io_request_complete(the_request); + status = scic_sds_io_request_complete(request); if (status == SCI_SUCCESS) { status = scic_sds_port_complete_io( - this_device->owning_port, this_device, the_request - ); + this_device->owning_port, this_device, request); if (status == SCI_SUCCESS) { scic_sds_remote_device_decrement_request_count(this_device); - if (the_request->sci_status == SCI_FAILURE_REMOTE_DEVICE_RESET_REQUIRED) { + if (request->sci_status == SCI_FAILURE_REMOTE_DEVICE_RESET_REQUIRED) { /* * This request causes hardware error, device needs to be Lun Reset. * So here we force the state machine to IDLE state so the rest IOs @@ -119,7 +117,7 @@ static enum sci_status scic_sds_stp_remote_device_complete_request( __func__, this_device->owning_port, this_device, - the_request, + request, status); return status; @@ -143,64 +141,54 @@ static enum sci_status scic_sds_stp_remote_device_complete_request( */ static enum sci_status scic_sds_stp_remote_device_ready_substate_start_request_handler( struct sci_base_remote_device *device, - struct sci_base_request *request) + struct scic_sds_request *request) { enum sci_status status; struct scic_sds_remote_device *this_device = (struct scic_sds_remote_device *)device; - struct scic_sds_request *this_request = (struct scic_sds_request *)request; /* Will the port allow the io request to start? */ status = this_device->owning_port->state_handlers->start_io_handler( - this_device->owning_port, - this_device, - this_request - ); - - if (SCI_SUCCESS == status) { - status = - scic_sds_remote_node_context_start_task(this_device->rnc, this_request); - - if (SCI_SUCCESS == status) { - status = this_request->state_handlers->parent.start_handler(request); - } - - if (status == SCI_SUCCESS) { - /* - * / @note If the remote device state is not IDLE this will replace - * / the request that probably resulted in the task management - * / request. */ - this_device->working_request = this_request; - - sci_base_state_machine_change_state( - &this_device->ready_substate_machine, - SCIC_SDS_STP_REMOTE_DEVICE_READY_SUBSTATE_CMD - ); + this_device->owning_port, this_device, request); + if (status != SCI_SUCCESS) + return status; - /* - * The remote node context must cleanup the TCi to NCQ mapping table. - * The only way to do this correctly is to either write to the TLCR - * register or to invalidate and repost the RNC. In either case the - * remote node context state machine will take the correct action when - * the remote node context is suspended and later resumed. */ - scic_sds_remote_node_context_suspend( - this_device->rnc, SCI_SOFTWARE_SUSPENSION, NULL, NULL); - - scic_sds_remote_node_context_resume( - this_device->rnc, - scic_sds_remote_device_continue_request, - this_device); - } + status = scic_sds_remote_node_context_start_task(this_device->rnc, request); + if (status != SCI_SUCCESS) + goto out; - scic_sds_remote_device_start_request(this_device, this_request, status); + status = request->state_handlers->start_handler(request); + if (status != SCI_SUCCESS) + goto out; - /* - * We need to let the controller start request handler know that it can't - * post TC yet. We will provide a callback function to post TC when RNC gets - * resumed. */ - return SCI_FAILURE_RESET_DEVICE_PARTIAL_SUCCESS; - } + /* + * Note: If the remote device state is not IDLE this will replace + * the request that probably resulted in the task management request. + */ + this_device->working_request = request; + sci_base_state_machine_change_state(&this_device->ready_substate_machine, + SCIC_SDS_STP_REMOTE_DEVICE_READY_SUBSTATE_CMD); - return status; + /* + * The remote node context must cleanup the TCi to NCQ mapping table. + * The only way to do this correctly is to either write to the TLCR + * register or to invalidate and repost the RNC. In either case the + * remote node context state machine will take the correct action when + * the remote node context is suspended and later resumed. + */ + scic_sds_remote_node_context_suspend(this_device->rnc, + SCI_SOFTWARE_SUSPENSION, NULL, NULL); + scic_sds_remote_node_context_resume(this_device->rnc, + scic_sds_remote_device_continue_request, + this_device); + +out: + scic_sds_remote_device_start_request(this_device, request, status); + /* + * We need to let the controller start request handler know that it can't + * post TC yet. We will provide a callback function to post TC when RNC gets + * resumed. + */ + return SCI_FAILURE_RESET_DEVICE_PARTIAL_SUCCESS; } /* @@ -221,53 +209,39 @@ static enum sci_status scic_sds_stp_remote_device_ready_substate_start_request_h */ static enum sci_status scic_sds_stp_remote_device_ready_idle_substate_start_io_handler( struct sci_base_remote_device *base_device, - struct sci_base_request *base_request) + struct scic_sds_request *request) { enum sci_status status; struct scic_sds_remote_device *device = (struct scic_sds_remote_device *)&base_device->parent; - struct scic_sds_request *sds_request = - (struct scic_sds_request *)&base_request->parent; struct isci_request *isci_request = - (struct isci_request *)sci_object_get_association(sds_request); + (struct isci_request *)sci_object_get_association(request); /* Will the port allow the io request to start? */ status = device->owning_port->state_handlers->start_io_handler( - device->owning_port, - device, - sds_request); - - if (status == SCI_SUCCESS) { - status = - scic_sds_remote_node_context_start_io(device->rnc, - sds_request); - - if (status == SCI_SUCCESS) - status = - sds_request->state_handlers-> - parent.start_handler(base_request); + device->owning_port, device, request); + if (status != SCI_SUCCESS) + return status; - if (status == SCI_SUCCESS) { - if (isci_sata_get_sat_protocol(isci_request) == - SAT_PROTOCOL_FPDMA) - sci_base_state_machine_change_state( - &device->ready_substate_machine, - SCIC_SDS_STP_REMOTE_DEVICE_READY_SUBSTATE_NCQ); - else { - device->working_request = sds_request; + status = scic_sds_remote_node_context_start_io(device->rnc, request); + if (status != SCI_SUCCESS) + goto out; - sci_base_state_machine_change_state( - &device->ready_substate_machine, - SCIC_SDS_STP_REMOTE_DEVICE_READY_SUBSTATE_CMD); - } - } + status = request->state_handlers->start_handler(request); + if (status != SCI_SUCCESS) + goto out; - scic_sds_remote_device_start_request(device, - sds_request, - status); + if (isci_sata_get_sat_protocol(isci_request) == SAT_PROTOCOL_FPDMA) { + sci_base_state_machine_change_state(&device->ready_substate_machine, + SCIC_SDS_STP_REMOTE_DEVICE_READY_SUBSTATE_NCQ); + } else { + device->working_request = request; + sci_base_state_machine_change_state(&device->ready_substate_machine, + SCIC_SDS_STP_REMOTE_DEVICE_READY_SUBSTATE_CMD); } - +out: + scic_sds_remote_device_start_request(device, request, status); return status; } @@ -308,33 +282,30 @@ static enum sci_status scic_sds_stp_remote_device_ready_idle_substate_event_hand static enum sci_status scic_sds_stp_remote_device_ready_ncq_substate_start_io_handler( struct sci_base_remote_device *base_device, - struct sci_base_request *base_request) + struct scic_sds_request *request) { enum sci_status status; struct scic_sds_remote_device *device = (struct scic_sds_remote_device *)&base_device->parent; - struct scic_sds_request *sds_request = - (struct scic_sds_request *)&base_request->parent; struct isci_request *isci_request = - (struct isci_request *)sci_object_get_association(sds_request); + (struct isci_request *)sci_object_get_association(request); if (isci_sata_get_sat_protocol(isci_request) == SAT_PROTOCOL_FPDMA) { status = device->owning_port->state_handlers->start_io_handler( device->owning_port, device, - sds_request); + request); if (status == SCI_SUCCESS) { status = scic_sds_remote_node_context_start_io( device->rnc, - sds_request); + request); if (status == SCI_SUCCESS) - status = sds_request->state_handlers-> - parent.start_handler(base_request); + status = request->state_handlers->start_handler(request); scic_sds_remote_device_start_request(device, - sds_request, + request, status); } } else @@ -422,7 +393,7 @@ static enum sci_status scic_sds_stp_remote_device_ready_ncq_substate_frame_handl */ static enum sci_status scic_sds_stp_remote_device_ready_cmd_substate_start_io_handler( struct sci_base_remote_device *device, - struct sci_base_request *request) + struct scic_sds_request *request) { return SCI_FAILURE_INVALID_STATE; } @@ -475,7 +446,7 @@ static enum sci_status scic_sds_stp_remote_device_ready_cmd_substate_frame_handl * ***************************************************************************** */ static enum sci_status scic_sds_stp_remote_device_ready_await_reset_substate_start_io_handler( struct sci_base_remote_device *device, - struct sci_base_request *request) + struct scic_sds_request *request) { return SCI_FAILURE_REMOTE_DEVICE_RESET_REQUIRED; } @@ -494,7 +465,7 @@ static enum sci_status scic_sds_stp_remote_device_ready_await_reset_substate_sta */ static enum sci_status scic_sds_stp_remote_device_ready_await_reset_substate_complete_request_handler( struct sci_base_remote_device *device, - struct sci_base_request *request) + struct scic_sds_request *request) { struct scic_sds_remote_device *this_device = (struct scic_sds_remote_device *)device; struct scic_sds_request *the_request = (struct scic_sds_request *)request; diff --git a/drivers/scsi/isci/core/scic_sds_stp_request.c b/drivers/scsi/isci/core/scic_sds_stp_request.c index 5dd4896576d4..6d0a17866aac 100644 --- a/drivers/scsi/isci/core/scic_sds_stp_request.c +++ b/drivers/scsi/isci/core/scic_sds_stp_request.c @@ -465,8 +465,7 @@ static enum sci_status scic_sds_stp_request_non_data_await_h2d_tc_completion_han ); sci_base_state_machine_change_state( - &this_request->parent.state_machine, SCI_BASE_REQUEST_STATE_COMPLETED - ); + &this_request->state_machine, SCI_BASE_REQUEST_STATE_COMPLETED); break; } @@ -495,7 +494,7 @@ static enum sci_status scic_sds_stp_request_non_data_await_d2h_frame_handler( struct scic_sds_stp_request *this_request = (struct scic_sds_stp_request *)request; status = scic_sds_unsolicited_frame_control_get_header( - &(this_request->parent.owning_controller->uf_control), + &this_request->parent.owning_controller->uf_control, frame_index, (void **)&frame_header ); @@ -504,7 +503,7 @@ static enum sci_status scic_sds_stp_request_non_data_await_d2h_frame_handler( switch (frame_header->fis_type) { case SATA_FIS_TYPE_REGD2H: scic_sds_unsolicited_frame_control_get_buffer( - &(this_request->parent.owning_controller->uf_control), + &this_request->parent.owning_controller->uf_control, frame_index, (void **)&frame_buffer ); @@ -536,14 +535,13 @@ static enum sci_status scic_sds_stp_request_non_data_await_d2h_frame_handler( } sci_base_state_machine_change_state( - &this_request->parent.parent.state_machine, + &this_request->parent.state_machine, SCI_BASE_REQUEST_STATE_COMPLETED ); /* Frame has been decoded return it to the controller */ scic_sds_controller_release_frame( - this_request->parent.owning_controller, frame_index - ); + this_request->parent.owning_controller, frame_index); } else dev_err(scic_to_dev(request->owning_controller), "%s: SCIC IO Request 0x%p could not get frame header " @@ -557,22 +555,22 @@ static enum sci_status scic_sds_stp_request_non_data_await_d2h_frame_handler( static const struct scic_sds_io_request_state_handler scic_sds_stp_request_started_non_data_substate_handler_table[] = { [SCIC_SDS_STP_REQUEST_STARTED_NON_DATA_AWAIT_H2D_COMPLETION_SUBSTATE] = { - .parent.start_handler = scic_sds_request_default_start_handler, - .parent.abort_handler = scic_sds_request_started_state_abort_handler, - .parent.complete_handler = scic_sds_request_default_complete_handler, - .parent.destruct_handler = scic_sds_request_default_destruct_handler, - .tc_completion_handler = scic_sds_stp_request_non_data_await_h2d_tc_completion_handler, - .event_handler = scic_sds_request_default_event_handler, - .frame_handler = scic_sds_request_default_frame_handler, + .start_handler = scic_sds_request_default_start_handler, + .abort_handler = scic_sds_request_started_state_abort_handler, + .complete_handler = scic_sds_request_default_complete_handler, + .destruct_handler = scic_sds_request_default_destruct_handler, + .tc_completion_handler = scic_sds_stp_request_non_data_await_h2d_tc_completion_handler, + .event_handler = scic_sds_request_default_event_handler, + .frame_handler = scic_sds_request_default_frame_handler, }, [SCIC_SDS_STP_REQUEST_STARTED_NON_DATA_AWAIT_D2H_SUBSTATE] = { - .parent.start_handler = scic_sds_request_default_start_handler, - .parent.abort_handler = scic_sds_request_started_state_abort_handler, - .parent.complete_handler = scic_sds_request_default_complete_handler, - .parent.destruct_handler = scic_sds_request_default_destruct_handler, - .tc_completion_handler = scic_sds_request_default_tc_completion_handler, - .event_handler = scic_sds_request_default_event_handler, - .frame_handler = scic_sds_stp_request_non_data_await_d2h_frame_handler, + .start_handler = scic_sds_request_default_start_handler, + .abort_handler = scic_sds_request_started_state_abort_handler, + .complete_handler = scic_sds_request_default_complete_handler, + .destruct_handler = scic_sds_request_default_destruct_handler, + .tc_completion_handler = scic_sds_request_default_tc_completion_handler, + .event_handler = scic_sds_request_default_event_handler, + .frame_handler = scic_sds_stp_request_non_data_await_d2h_frame_handler, } }; @@ -625,7 +623,7 @@ enum sci_status scic_sds_stp_non_data_request_construct(struct scic_sds_request scu_stp_raw_request_construct_task_context(stp_req, sci_req->task_context_buffer); sci_base_state_machine_construct(&sci_req->started_substate_machine, - &sci_req->parent.parent, + &sci_req->parent, scic_sds_stp_request_started_non_data_substate_table, SCIC_SDS_STP_REQUEST_STARTED_NON_DATA_AWAIT_H2D_COMPLETION_SUBSTATE); @@ -677,8 +675,7 @@ static enum sci_status scic_sds_stp_request_pio_data_out_trasmit_data_frame( scic = this_request->owning_controller; state = scic->state_machine.current_state_id; continue_io = scic_sds_controller_state_handler_table[state].continue_io; - return continue_io(scic, &this_request->target_device->parent, - &this_request->parent); + return continue_io(scic, &this_request->target_device->parent, this_request); } /** @@ -859,7 +856,7 @@ static enum sci_status scic_sds_stp_request_pio_await_h2d_completion_tc_completi ); sci_base_state_machine_change_state( - &this_request->parent.state_machine, + &this_request->state_machine, SCI_BASE_REQUEST_STATE_COMPLETED ); break; @@ -961,7 +958,7 @@ static enum sci_status scic_sds_stp_request_pio_await_frame_frame_handler( ); sci_base_state_machine_change_state( - &this_request->parent.parent.state_machine, + &this_request->parent.state_machine, SCI_BASE_REQUEST_STATE_COMPLETED ); } else { @@ -1056,12 +1053,12 @@ static enum sci_status scic_sds_stp_request_pio_data_in_await_data_frame_handler ); sci_base_state_machine_change_state( - &this_request->parent.parent.state_machine, + &this_request->parent.state_machine, SCI_BASE_REQUEST_STATE_COMPLETED ); } else { sci_base_state_machine_change_state( - &this_request->parent.started_substate_machine, + &request->started_substate_machine, SCIC_SDS_STP_REQUEST_STARTED_PIO_AWAIT_FRAME_SUBSTATE ); } @@ -1083,7 +1080,7 @@ static enum sci_status scic_sds_stp_request_pio_data_in_await_data_frame_handler ); sci_base_state_machine_change_state( - &this_request->parent.parent.state_machine, + &this_request->parent.state_machine, SCI_BASE_REQUEST_STATE_COMPLETED ); @@ -1160,7 +1157,7 @@ static enum sci_status scic_sds_stp_request_pio_data_out_await_data_transmit_com ); sci_base_state_machine_change_state( - &this_request->parent.state_machine, + &this_request->state_machine, SCI_BASE_REQUEST_STATE_COMPLETED ); break; @@ -1215,40 +1212,40 @@ static enum sci_status scic_sds_stp_request_pio_data_in_await_data_event_handler static const struct scic_sds_io_request_state_handler scic_sds_stp_request_started_pio_substate_handler_table[] = { [SCIC_SDS_STP_REQUEST_STARTED_PIO_AWAIT_H2D_COMPLETION_SUBSTATE] = { - .parent.start_handler = scic_sds_request_default_start_handler, - .parent.abort_handler = scic_sds_request_started_state_abort_handler, - .parent.complete_handler = scic_sds_request_default_complete_handler, - .parent.destruct_handler = scic_sds_request_default_destruct_handler, - .tc_completion_handler = scic_sds_stp_request_pio_await_h2d_completion_tc_completion_handler, - .event_handler = scic_sds_request_default_event_handler, - .frame_handler = scic_sds_request_default_frame_handler + .start_handler = scic_sds_request_default_start_handler, + .abort_handler = scic_sds_request_started_state_abort_handler, + .complete_handler = scic_sds_request_default_complete_handler, + .destruct_handler = scic_sds_request_default_destruct_handler, + .tc_completion_handler = scic_sds_stp_request_pio_await_h2d_completion_tc_completion_handler, + .event_handler = scic_sds_request_default_event_handler, + .frame_handler = scic_sds_request_default_frame_handler }, [SCIC_SDS_STP_REQUEST_STARTED_PIO_AWAIT_FRAME_SUBSTATE] = { - .parent.start_handler = scic_sds_request_default_start_handler, - .parent.abort_handler = scic_sds_request_started_state_abort_handler, - .parent.complete_handler = scic_sds_request_default_complete_handler, - .parent.destruct_handler = scic_sds_request_default_destruct_handler, - .tc_completion_handler = scic_sds_request_default_tc_completion_handler, - .event_handler = scic_sds_request_default_event_handler, - .frame_handler = scic_sds_stp_request_pio_await_frame_frame_handler + .start_handler = scic_sds_request_default_start_handler, + .abort_handler = scic_sds_request_started_state_abort_handler, + .complete_handler = scic_sds_request_default_complete_handler, + .destruct_handler = scic_sds_request_default_destruct_handler, + .tc_completion_handler = scic_sds_request_default_tc_completion_handler, + .event_handler = scic_sds_request_default_event_handler, + .frame_handler = scic_sds_stp_request_pio_await_frame_frame_handler }, [SCIC_SDS_STP_REQUEST_STARTED_PIO_DATA_IN_AWAIT_DATA_SUBSTATE] = { - .parent.start_handler = scic_sds_request_default_start_handler, - .parent.abort_handler = scic_sds_request_started_state_abort_handler, - .parent.complete_handler = scic_sds_request_default_complete_handler, - .parent.destruct_handler = scic_sds_request_default_destruct_handler, - .tc_completion_handler = scic_sds_request_default_tc_completion_handler, - .event_handler = scic_sds_stp_request_pio_data_in_await_data_event_handler, - .frame_handler = scic_sds_stp_request_pio_data_in_await_data_frame_handler + .start_handler = scic_sds_request_default_start_handler, + .abort_handler = scic_sds_request_started_state_abort_handler, + .complete_handler = scic_sds_request_default_complete_handler, + .destruct_handler = scic_sds_request_default_destruct_handler, + .tc_completion_handler = scic_sds_request_default_tc_completion_handler, + .event_handler = scic_sds_stp_request_pio_data_in_await_data_event_handler, + .frame_handler = scic_sds_stp_request_pio_data_in_await_data_frame_handler }, [SCIC_SDS_STP_REQUEST_STARTED_PIO_DATA_OUT_TRANSMIT_DATA_SUBSTATE] = { - .parent.start_handler = scic_sds_request_default_start_handler, - .parent.abort_handler = scic_sds_request_started_state_abort_handler, - .parent.complete_handler = scic_sds_request_default_complete_handler, - .parent.destruct_handler = scic_sds_request_default_destruct_handler, - .tc_completion_handler = scic_sds_stp_request_pio_data_out_await_data_transmit_completion_tc_completion_handler, - .event_handler = scic_sds_request_default_event_handler, - .frame_handler = scic_sds_request_default_frame_handler, + .start_handler = scic_sds_request_default_start_handler, + .abort_handler = scic_sds_request_started_state_abort_handler, + .complete_handler = scic_sds_request_default_complete_handler, + .destruct_handler = scic_sds_request_default_destruct_handler, + .tc_completion_handler = scic_sds_stp_request_pio_data_out_await_data_transmit_completion_tc_completion_handler, + .event_handler = scic_sds_request_default_event_handler, + .frame_handler = scic_sds_request_default_frame_handler, } }; @@ -1352,7 +1349,7 @@ enum sci_status scic_sds_stp_pio_request_construct(struct scic_sds_request *sci_ } sci_base_state_machine_construct(&sci_req->started_substate_machine, - &sci_req->parent.parent, + &sci_req->parent, scic_sds_stp_request_started_pio_substate_table, SCIC_SDS_STP_REQUEST_STARTED_PIO_AWAIT_H2D_COMPLETION_SUBSTATE); @@ -1360,18 +1357,13 @@ enum sci_status scic_sds_stp_pio_request_construct(struct scic_sds_request *sci_ } static void scic_sds_stp_request_udma_complete_request( - struct scic_sds_request *this_request, + struct scic_sds_request *request, u32 scu_status, enum sci_status sci_status) { - scic_sds_request_set_status( - this_request, scu_status, sci_status - ); - - sci_base_state_machine_change_state( - &this_request->parent.state_machine, - SCI_BASE_REQUEST_STATE_COMPLETED - ); + scic_sds_request_set_status(request, scu_status, sci_status); + sci_base_state_machine_change_state(&request->state_machine, + SCI_BASE_REQUEST_STATE_COMPLETED); } /** @@ -1518,22 +1510,22 @@ static enum sci_status scic_sds_stp_request_udma_await_d2h_reg_fis_frame_handler static const struct scic_sds_io_request_state_handler scic_sds_stp_request_started_udma_substate_handler_table[] = { [SCIC_SDS_STP_REQUEST_STARTED_UDMA_AWAIT_TC_COMPLETION_SUBSTATE] = { - .parent.start_handler = scic_sds_request_default_start_handler, - .parent.abort_handler = scic_sds_request_started_state_abort_handler, - .parent.complete_handler = scic_sds_request_default_complete_handler, - .parent.destruct_handler = scic_sds_request_default_destruct_handler, - .tc_completion_handler = scic_sds_stp_request_udma_await_tc_completion_tc_completion_handler, - .event_handler = scic_sds_request_default_event_handler, - .frame_handler = scic_sds_stp_request_udma_general_frame_handler, + .start_handler = scic_sds_request_default_start_handler, + .abort_handler = scic_sds_request_started_state_abort_handler, + .complete_handler = scic_sds_request_default_complete_handler, + .destruct_handler = scic_sds_request_default_destruct_handler, + .tc_completion_handler = scic_sds_stp_request_udma_await_tc_completion_tc_completion_handler, + .event_handler = scic_sds_request_default_event_handler, + .frame_handler = scic_sds_stp_request_udma_general_frame_handler, }, [SCIC_SDS_STP_REQUEST_STARTED_UDMA_AWAIT_D2H_REG_FIS_SUBSTATE] = { - .parent.start_handler = scic_sds_request_default_start_handler, - .parent.abort_handler = scic_sds_request_started_state_abort_handler, - .parent.complete_handler = scic_sds_request_default_complete_handler, - .parent.destruct_handler = scic_sds_request_default_destruct_handler, - .tc_completion_handler = scic_sds_request_default_tc_completion_handler, - .event_handler = scic_sds_request_default_event_handler, - .frame_handler = scic_sds_stp_request_udma_await_d2h_reg_fis_frame_handler, + .start_handler = scic_sds_request_default_start_handler, + .abort_handler = scic_sds_request_started_state_abort_handler, + .complete_handler = scic_sds_request_default_complete_handler, + .destruct_handler = scic_sds_request_default_destruct_handler, + .tc_completion_handler = scic_sds_request_default_tc_completion_handler, + .event_handler = scic_sds_request_default_event_handler, + .frame_handler = scic_sds_stp_request_udma_await_d2h_reg_fis_frame_handler, }, }; @@ -1590,7 +1582,7 @@ enum sci_status scic_sds_stp_udma_request_construct(struct scic_sds_request *sci sci_base_state_machine_construct( &sci_req->started_substate_machine, - &sci_req->parent.parent, + &sci_req->parent, scic_sds_stp_request_started_udma_substate_table, SCIC_SDS_STP_REQUEST_STARTED_UDMA_AWAIT_TC_COMPLETION_SUBSTATE ); @@ -1635,8 +1627,7 @@ static enum sci_status scic_sds_stp_request_soft_reset_await_h2d_asserted_tc_com ); sci_base_state_machine_change_state( - &this_request->parent.state_machine, SCI_BASE_REQUEST_STATE_COMPLETED - ); + &this_request->state_machine, SCI_BASE_REQUEST_STATE_COMPLETED); break; } @@ -1679,9 +1670,8 @@ static enum sci_status scic_sds_stp_request_soft_reset_await_h2d_diagnostic_tc_c SCI_FAILURE_CONTROLLER_SPECIFIC_IO_ERR ); - sci_base_state_machine_change_state( - &this_request->parent.state_machine, SCI_BASE_REQUEST_STATE_COMPLETED - ); + sci_base_state_machine_change_state(&this_request->state_machine, + SCI_BASE_REQUEST_STATE_COMPLETED); break; } @@ -1753,9 +1743,8 @@ static enum sci_status scic_sds_stp_request_soft_reset_await_d2h_frame_handler( } sci_base_state_machine_change_state( - &this_request->parent.parent.state_machine, - SCI_BASE_REQUEST_STATE_COMPLETED - ); + &this_request->parent.state_machine, + SCI_BASE_REQUEST_STATE_COMPLETED); /* Frame has been decoded return it to the controller */ scic_sds_controller_release_frame( @@ -1774,31 +1763,31 @@ static enum sci_status scic_sds_stp_request_soft_reset_await_d2h_frame_handler( static const struct scic_sds_io_request_state_handler scic_sds_stp_request_started_soft_reset_substate_handler_table[] = { [SCIC_SDS_STP_REQUEST_STARTED_SOFT_RESET_AWAIT_H2D_ASSERTED_COMPLETION_SUBSTATE] = { - .parent.start_handler = scic_sds_request_default_start_handler, - .parent.abort_handler = scic_sds_request_started_state_abort_handler, - .parent.complete_handler = scic_sds_request_default_complete_handler, - .parent.destruct_handler = scic_sds_request_default_destruct_handler, - .tc_completion_handler = scic_sds_stp_request_soft_reset_await_h2d_asserted_tc_completion_handler, - .event_handler = scic_sds_request_default_event_handler, - .frame_handler = scic_sds_request_default_frame_handler, + .start_handler = scic_sds_request_default_start_handler, + .abort_handler = scic_sds_request_started_state_abort_handler, + .complete_handler = scic_sds_request_default_complete_handler, + .destruct_handler = scic_sds_request_default_destruct_handler, + .tc_completion_handler = scic_sds_stp_request_soft_reset_await_h2d_asserted_tc_completion_handler, + .event_handler = scic_sds_request_default_event_handler, + .frame_handler = scic_sds_request_default_frame_handler, }, [SCIC_SDS_STP_REQUEST_STARTED_SOFT_RESET_AWAIT_H2D_DIAGNOSTIC_COMPLETION_SUBSTATE] = { - .parent.start_handler = scic_sds_request_default_start_handler, - .parent.abort_handler = scic_sds_request_started_state_abort_handler, - .parent.complete_handler = scic_sds_request_default_complete_handler, - .parent.destruct_handler = scic_sds_request_default_destruct_handler, - .tc_completion_handler = scic_sds_stp_request_soft_reset_await_h2d_diagnostic_tc_completion_handler, - .event_handler = scic_sds_request_default_event_handler, - .frame_handler = scic_sds_request_default_frame_handler, + .start_handler = scic_sds_request_default_start_handler, + .abort_handler = scic_sds_request_started_state_abort_handler, + .complete_handler = scic_sds_request_default_complete_handler, + .destruct_handler = scic_sds_request_default_destruct_handler, + .tc_completion_handler = scic_sds_stp_request_soft_reset_await_h2d_diagnostic_tc_completion_handler, + .event_handler = scic_sds_request_default_event_handler, + .frame_handler = scic_sds_request_default_frame_handler, }, [SCIC_SDS_STP_REQUEST_STARTED_SOFT_RESET_AWAIT_D2H_RESPONSE_FRAME_SUBSTATE] = { - .parent.start_handler = scic_sds_request_default_start_handler, - .parent.abort_handler = scic_sds_request_started_state_abort_handler, - .parent.complete_handler = scic_sds_request_default_complete_handler, - .parent.destruct_handler = scic_sds_request_default_destruct_handler, - .tc_completion_handler = scic_sds_request_default_tc_completion_handler, - .event_handler = scic_sds_request_default_event_handler, - .frame_handler = scic_sds_stp_request_soft_reset_await_d2h_frame_handler, + .start_handler = scic_sds_request_default_start_handler, + .abort_handler = scic_sds_request_started_state_abort_handler, + .complete_handler = scic_sds_request_default_complete_handler, + .destruct_handler = scic_sds_request_default_destruct_handler, + .tc_completion_handler = scic_sds_request_default_tc_completion_handler, + .event_handler = scic_sds_request_default_event_handler, + .frame_handler = scic_sds_stp_request_soft_reset_await_d2h_frame_handler, }, }; @@ -1842,8 +1831,7 @@ static void scic_sds_stp_request_started_soft_reset_await_h2d_diagnostic_complet state = scic->state_machine.current_state_id; continue_io = scic_sds_controller_state_handler_table[state].continue_io; - status = continue_io(scic, &this_request->target_device->parent, - &this_request->parent); + status = continue_io(scic, &this_request->target_device->parent, this_request); if (status == SCI_SUCCESS) { SET_STATE_HANDLER( @@ -1888,7 +1876,7 @@ enum sci_status scic_sds_stp_soft_reset_request_construct(struct scic_sds_reques scu_stp_raw_request_construct_task_context(stp_req, sci_req->task_context_buffer); sci_base_state_machine_construct(&sci_req->started_substate_machine, - &sci_req->parent.parent, + &sci_req->parent, scic_sds_stp_request_started_soft_reset_substate_table, SCIC_SDS_STP_REQUEST_STARTED_SOFT_RESET_AWAIT_H2D_ASSERTED_COMPLETION_SUBSTATE); |