diff options
Diffstat (limited to 'drivers/scsi/isci/core/scic_sds_stp_packet_request.h')
| -rw-r--r-- | drivers/scsi/isci/core/scic_sds_stp_packet_request.h | 154 |
1 files changed, 154 insertions, 0 deletions
diff --git a/drivers/scsi/isci/core/scic_sds_stp_packet_request.h b/drivers/scsi/isci/core/scic_sds_stp_packet_request.h new file mode 100644 index 000000000000..fc18b3f6a13f --- /dev/null +++ b/drivers/scsi/isci/core/scic_sds_stp_packet_request.h @@ -0,0 +1,154 @@ +/* + * 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 _SCIC_SDS_STP_PACKET_REQUEST_H_ +#define _SCIC_SDS_STP_PACKET_REQUEST_H_ + +#include "intel_sas.h" +#include "sci_types.h" +#include "scic_sds_stp_request.h" + +/** + * This file contains the structures and constants for PACKET protocol requests. + * + * + */ + + +/** + * + * + * This is the enumeration of the SATA PIO DATA IN started substate machine. + */ +enum _SCIC_SDS_STP_PACKET_REQUEST_STARTED_SUBSTATES { + /** + * While in this state the IO request object is waiting for the TC completion + * notification for the H2D Register FIS + */ + SCIC_SDS_STP_PACKET_REQUEST_STARTED_PACKET_PHASE_AWAIT_TC_COMPLETION_SUBSTATE, + + /** + * While in this state the IO request object is waiting for either a PIO Setup. + */ + SCIC_SDS_STP_PACKET_REQUEST_STARTED_PACKET_PHASE_AWAIT_PIO_SETUP_SUBSTATE, + + /** + * While in this state the IO request object is waiting for TC completion for + * the Packet DMA DATA fis or Raw Frame. + */ + SCIC_SDS_STP_PACKET_REQUEST_STARTED_COMMAND_PHASE_AWAIT_TC_COMPLETION_SUBSTATE, + + /** + * The non-data IO transit to this state in this state after receiving TC + * completion. While in this state IO request object is waiting for D2H status + * frame as UF. + */ + SCIC_SDS_STP_PACKET_REQUEST_STARTED_COMMAND_PHASE_AWAIT_D2H_FIS_SUBSTATE, + + /** + * The IO transit to this state in this state if the previous TC completion status + * is not success and the atapi device is suspended due to target device failed the IO. + * While in this state IO request object is waiting for device coming out of the + * suspension state then complete the IO. + */ + SCIC_SDS_STP_PACKET_REQUEST_STARTED_COMPLETION_DELAY_SUBSTATE, +}; + + + +#if !defined(DISABLE_ATAPI) +extern const struct sci_base_state scic_sds_stp_packet_request_started_substate_table[]; +extern const struct scic_sds_io_request_state_handler scic_sds_stp_packet_request_started_substate_handler_table[]; +#endif /* !defined(DISABLE_ATAPI) */ + +#if !defined(DISABLE_ATAPI) +enum sci_status scic_sds_stp_packet_request_construct( + struct scic_sds_request *this_request); +#else /* !defined(DISABLE_ATAPI) */ +#define scic_sds_stp_packet_request_construct(request) SCI_FAILURE +#endif /* !defined(DISABLE_ATAPI) */ + +#if !defined(DISABLE_ATAPI) +void scu_stp_packet_request_command_phase_construct_task_context( + struct scic_sds_request *this_request, + struct scu_task_context *task_context); +#else /* !defined(DISABLE_ATAPI) */ +#define scu_stp_packet_request_command_phase_construct_task_context(reqeust, tc) +#endif /* !defined(DISABLE_ATAPI) */ + +#if !defined(DISABLE_ATAPI) +void scu_stp_packet_request_command_phase_reconstruct_raw_frame_task_context( + struct scic_sds_request *this_request, + struct scu_task_context *task_context); +#else /* !defined(DISABLE_ATAPI) */ +#define scu_stp_packet_request_command_phase_reconstruct_raw_frame_task_context(reqeust, tc) +#endif /* !defined(DISABLE_ATAPI) */ + +#if !defined(DISABLE_ATAPI) +enum sci_status scic_sds_stp_packet_request_process_status_fis( + struct scic_sds_request *this_request, + struct sata_fis_reg_d2h *status_fis); +#else /* !defined(DISABLE_ATAPI) */ +#define scic_sds_stp_packet_request_process_status_fis(reqeust, fis) SCI_FAILURE +#endif /* !defined(DISABLE_ATAPI) */ + +#if !defined(DISABLE_ATAPI) +void scic_sds_stp_packet_internal_request_sense_build_sgl( + struct scic_sds_request *this_request); +#else /* !defined(DISABLE_ATAPI) */ +#define scic_sds_stp_packet_internal_request_sense_build_sgl(request) +#endif /* !defined(DISABLE_ATAPI) */ + +#endif /* _SCIC_SDS_STP_PACKET_REQUEST_H_ */ + |