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Diffstat (limited to 'drivers/scsi/isci/core/scic_phy.h')
| -rw-r--r-- | drivers/scsi/isci/core/scic_phy.h | 302 |
1 files changed, 0 insertions, 302 deletions
diff --git a/drivers/scsi/isci/core/scic_phy.h b/drivers/scsi/isci/core/scic_phy.h deleted file mode 100644 index f046b4af4b8d..000000000000 --- a/drivers/scsi/isci/core/scic_phy.h +++ /dev/null @@ -1,302 +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 _SCIC_PHY_H_ -#define _SCIC_PHY_H_ - -/** - * This file contains all of the interface methods that can be called by an - * SCIC user on a phy (SAS or SATA) object. - * - * - */ - - -#include <scsi/sas.h> -#include <scsi/libsas.h> - -struct scic_sds_phy; -struct scic_sds_port; - - -enum sas_linkrate sci_phy_linkrate(struct scic_sds_phy *sci_phy); - -struct scic_phy_cap { - union { - struct { - /* - * The SAS specification indicates the start bit shall - * always be set to - * 1. This implementation will have the start bit set - * to 0 if the PHY CAPABILITIES were either not - * received or speed negotiation failed. - */ - u8 start:1; - u8 tx_ssc_type:1; - u8 res1:2; - u8 req_logical_linkrate:4; - - u32 gen1_no_ssc:1; - u32 gen1_ssc:1; - u32 gen2_no_ssc:1; - u32 gen2_ssc:1; - u32 gen3_no_ssc:1; - u32 gen3_ssc:1; - u32 res2:17; - u32 parity:1; - }; - u32 all; - }; -} __packed; - -/* this data structure reflects the link layer transmit identification reg */ -struct scic_phy_proto { - union { - struct { - u16 _r_a:1; - u16 smp_iport:1; - u16 stp_iport:1; - u16 ssp_iport:1; - u16 _r_b:4; - u16 _r_c:1; - u16 smp_tport:1; - u16 stp_tport:1; - u16 ssp_tport:1; - u16 _r_d:4; - }; - u16 all; - }; -} __packed; - - -/** - * struct scic_phy_properties - This structure defines the properties common to - * all phys that can be retrieved. - * - * - */ -struct scic_phy_properties { - /** - * This field specifies the port that currently contains the - * supplied phy. This field may be set to NULL - * if the phy is not currently contained in a port. - */ - struct scic_sds_port *owning_port; - - /** - * This field specifies the link rate at which the phy is - * currently operating. - */ - enum sas_linkrate negotiated_link_rate; - - /** - * This field specifies the index of the phy in relation to other - * phys within the controller. This index is zero relative. - */ - u8 index; -}; - -/** - * struct scic_sas_phy_properties - This structure defines the properties, - * specific to a SAS phy, that can be retrieved. - * - * - */ -struct scic_sas_phy_properties { - /** - * This field delineates the Identify Address Frame received - * from the remote end point. - */ - struct sas_identify_frame rcvd_iaf; - - /** - * This field delineates the Phy capabilities structure received - * from the remote end point. - */ - struct scic_phy_cap rcvd_cap; - -}; - -/** - * struct scic_sata_phy_properties - This structure defines the properties, - * specific to a SATA phy, that can be retrieved. - * - * - */ -struct scic_sata_phy_properties { - /** - * This field delineates the signature FIS received from the - * attached target. - */ - struct dev_to_host_fis signature_fis; - - /** - * This field specifies to the user if a port selector is connected - * on the specified phy. - */ - bool is_port_selector_present; - -}; - -/** - * enum scic_phy_counter_id - This enumeration depicts the various pieces of - * optional information that can be retrieved for a specific phy. - * - * - */ -enum scic_phy_counter_id { - /** - * This PHY information field tracks the number of frames received. - */ - SCIC_PHY_COUNTER_RECEIVED_FRAME, - - /** - * This PHY information field tracks the number of frames transmitted. - */ - SCIC_PHY_COUNTER_TRANSMITTED_FRAME, - - /** - * This PHY information field tracks the number of DWORDs received. - */ - SCIC_PHY_COUNTER_RECEIVED_FRAME_WORD, - - /** - * This PHY information field tracks the number of DWORDs transmitted. - */ - SCIC_PHY_COUNTER_TRANSMITTED_FRAME_DWORD, - - /** - * This PHY information field tracks the number of times DWORD - * synchronization was lost. - */ - SCIC_PHY_COUNTER_LOSS_OF_SYNC_ERROR, - - /** - * This PHY information field tracks the number of received DWORDs with - * running disparity errors. - */ - SCIC_PHY_COUNTER_RECEIVED_DISPARITY_ERROR, - - /** - * This PHY information field tracks the number of received frames with a - * CRC error (not including short or truncated frames). - */ - SCIC_PHY_COUNTER_RECEIVED_FRAME_CRC_ERROR, - - /** - * This PHY information field tracks the number of DONE (ACK/NAK TIMEOUT) - * primitives received. - */ - SCIC_PHY_COUNTER_RECEIVED_DONE_ACK_NAK_TIMEOUT, - - /** - * This PHY information field tracks the number of DONE (ACK/NAK TIMEOUT) - * primitives transmitted. - */ - SCIC_PHY_COUNTER_TRANSMITTED_DONE_ACK_NAK_TIMEOUT, - - /** - * This PHY information field tracks the number of times the inactivity - * timer for connections on the phy has been utilized. - */ - SCIC_PHY_COUNTER_INACTIVITY_TIMER_EXPIRED, - - /** - * This PHY information field tracks the number of DONE (CREDIT TIMEOUT) - * primitives received. - */ - SCIC_PHY_COUNTER_RECEIVED_DONE_CREDIT_TIMEOUT, - - /** - * This PHY information field tracks the number of DONE (CREDIT TIMEOUT) - * primitives transmitted. - */ - SCIC_PHY_COUNTER_TRANSMITTED_DONE_CREDIT_TIMEOUT, - - /** - * This PHY information field tracks the number of CREDIT BLOCKED - * primitives received. - * @note Depending on remote device implementation, credit blocks - * may occur regularly. - */ - SCIC_PHY_COUNTER_RECEIVED_CREDIT_BLOCKED, - - /** - * This PHY information field contains the number of short frames - * received. A short frame is simply a frame smaller then what is - * allowed by either the SAS or SATA specification. - */ - SCIC_PHY_COUNTER_RECEIVED_SHORT_FRAME, - - /** - * This PHY information field contains the number of frames received after - * credit has been exhausted. - */ - SCIC_PHY_COUNTER_RECEIVED_FRAME_WITHOUT_CREDIT, - - /** - * This PHY information field contains the number of frames received after - * a DONE has been received. - */ - SCIC_PHY_COUNTER_RECEIVED_FRAME_AFTER_DONE, - - /** - * This PHY information field contains the number of times the phy - * failed to achieve DWORD synchronization during speed negotiation. - */ - SCIC_PHY_COUNTER_SN_DWORD_SYNC_ERROR -}; - -#endif /* _SCIC_PHY_H_ */ |