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Merge tag 'scsi-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi
Pull SCSI updates from James Bottomley: "This is an assorted set of stragglers into the merge window with driver updates for qla2xxx, megaraid_sas, storvsc and ufs. It also includes pulls of the uapi tree (all the remaining SCSI pieces) and the fcoe tree (updates to fcoe and libfc)" * tag 'scsi-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi: (81 commits) [SCSI] ufs: Separate PCI code into glue driver [SCSI] ufs: Segregate PCI Specific Code [SCSI] scsi: fix lpfc build when wmb() is defined as mb() [SCSI] storvsc: Handle dynamic resizing of the device [SCSI] storvsc: Restructure error handling code on command completion [SCSI] storvsc: avoid usage of WRITE_SAME [SCSI] aacraid: suppress two GCC warnings [SCSI] hpsa: check for dma_mapping_error in hpsa_passthru ioctls [SCSI] hpsa: reorganize error handling in hpsa_passthru_ioctl [SCSI] hpsa: check for dma_mapping_error in hpsa_map_sg_chain_block [SCSI] hpsa: Check for dma_mapping_error for all code paths using fill_cmd [SCSI] hpsa: Check for dma_mapping_error in hpsa_map_one [SCSI] dc395x: uninitialized variable in device_alloc() [SCSI] Fix range check in scsi_host_dif_capable() [SCSI] storvsc: Initialize the sglist [SCSI] mpt2sas: Add support for OEM specific controller [SCSI] ipr: Fix oops while resetting an ipr adapter [SCSI] fnic: Fnic Trace Utility [SCSI] fnic: New debug flags and debug log messages [SCSI] fnic: fnic driver may hit BUG_ON on device reset ...
This commit is contained in:
Linus Torvalds
@@ -1,2 +1,5 @@
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# UAPI Header export list
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header-y += fc/
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header-y += scsi_bsg_fc.h
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header-y += scsi_netlink.h
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header-y += scsi_netlink_fc.h
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@@ -1 +1,5 @@
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# UAPI Header export list
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header-y += fc_els.h
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header-y += fc_fs.h
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header-y += fc_gs.h
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header-y += fc_ns.h
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File diff suppressed because it is too large
Load Diff
@@ -0,0 +1,348 @@
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/*
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* Copyright(c) 2007 Intel Corporation. All rights reserved.
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms and conditions of the GNU General Public License,
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* version 2, as published by the Free Software Foundation.
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*
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* This program is distributed in the hope it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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* more details.
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*
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* You should have received a copy of the GNU General Public License along with
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* this program; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Maintained at www.Open-FCoE.org
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*/
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#ifndef _FC_FS_H_
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#define _FC_FS_H_
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#include <linux/types.h>
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/*
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* Fibre Channel Framing and Signalling definitions.
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* From T11 FC-FS-2 Rev 0.90 - 9 August 2005.
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*/
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/*
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* Frame header
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*/
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struct fc_frame_header {
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__u8 fh_r_ctl; /* routing control */
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__u8 fh_d_id[3]; /* Destination ID */
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__u8 fh_cs_ctl; /* class of service control / pri */
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__u8 fh_s_id[3]; /* Source ID */
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__u8 fh_type; /* see enum fc_fh_type below */
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__u8 fh_f_ctl[3]; /* frame control */
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__u8 fh_seq_id; /* sequence ID */
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__u8 fh_df_ctl; /* data field control */
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__be16 fh_seq_cnt; /* sequence count */
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__be16 fh_ox_id; /* originator exchange ID */
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__be16 fh_rx_id; /* responder exchange ID */
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__be32 fh_parm_offset; /* parameter or relative offset */
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};
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#define FC_FRAME_HEADER_LEN 24 /* expected length of structure */
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#define FC_MAX_PAYLOAD 2112U /* max payload length in bytes */
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#define FC_MIN_MAX_PAYLOAD 256U /* lower limit on max payload */
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#define FC_MAX_FRAME (FC_MAX_PAYLOAD + FC_FRAME_HEADER_LEN)
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#define FC_MIN_MAX_FRAME (FC_MIN_MAX_PAYLOAD + FC_FRAME_HEADER_LEN)
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/*
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* fh_r_ctl - Routing control definitions.
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*/
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/*
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* FC-4 device_data.
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*/
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enum fc_rctl {
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FC_RCTL_DD_UNCAT = 0x00, /* uncategorized information */
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FC_RCTL_DD_SOL_DATA = 0x01, /* solicited data */
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FC_RCTL_DD_UNSOL_CTL = 0x02, /* unsolicited control */
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FC_RCTL_DD_SOL_CTL = 0x03, /* solicited control or reply */
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FC_RCTL_DD_UNSOL_DATA = 0x04, /* unsolicited data */
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FC_RCTL_DD_DATA_DESC = 0x05, /* data descriptor */
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FC_RCTL_DD_UNSOL_CMD = 0x06, /* unsolicited command */
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FC_RCTL_DD_CMD_STATUS = 0x07, /* command status */
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#define FC_RCTL_ILS_REQ FC_RCTL_DD_UNSOL_CTL /* ILS request */
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#define FC_RCTL_ILS_REP FC_RCTL_DD_SOL_CTL /* ILS reply */
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/*
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* Extended Link_Data
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*/
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FC_RCTL_ELS_REQ = 0x22, /* extended link services request */
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FC_RCTL_ELS_REP = 0x23, /* extended link services reply */
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FC_RCTL_ELS4_REQ = 0x32, /* FC-4 ELS request */
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FC_RCTL_ELS4_REP = 0x33, /* FC-4 ELS reply */
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/*
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* Optional Extended Headers
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*/
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FC_RCTL_VFTH = 0x50, /* virtual fabric tagging header */
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FC_RCTL_IFRH = 0x51, /* inter-fabric routing header */
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FC_RCTL_ENCH = 0x52, /* encapsulation header */
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/*
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* Basic Link Services fh_r_ctl values.
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*/
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FC_RCTL_BA_NOP = 0x80, /* basic link service NOP */
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FC_RCTL_BA_ABTS = 0x81, /* basic link service abort */
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FC_RCTL_BA_RMC = 0x82, /* remove connection */
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FC_RCTL_BA_ACC = 0x84, /* basic accept */
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FC_RCTL_BA_RJT = 0x85, /* basic reject */
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FC_RCTL_BA_PRMT = 0x86, /* dedicated connection preempted */
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/*
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* Link Control Information.
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*/
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FC_RCTL_ACK_1 = 0xc0, /* acknowledge_1 */
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FC_RCTL_ACK_0 = 0xc1, /* acknowledge_0 */
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FC_RCTL_P_RJT = 0xc2, /* port reject */
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FC_RCTL_F_RJT = 0xc3, /* fabric reject */
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FC_RCTL_P_BSY = 0xc4, /* port busy */
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FC_RCTL_F_BSY = 0xc5, /* fabric busy to data frame */
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FC_RCTL_F_BSYL = 0xc6, /* fabric busy to link control frame */
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FC_RCTL_LCR = 0xc7, /* link credit reset */
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FC_RCTL_END = 0xc9, /* end */
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};
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/* incomplete list of definitions */
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/*
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* R_CTL names initializer.
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* Please keep this matching the above definitions.
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*/
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#define FC_RCTL_NAMES_INIT { \
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[FC_RCTL_DD_UNCAT] = "uncat", \
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[FC_RCTL_DD_SOL_DATA] = "sol data", \
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[FC_RCTL_DD_UNSOL_CTL] = "unsol ctl", \
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[FC_RCTL_DD_SOL_CTL] = "sol ctl/reply", \
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[FC_RCTL_DD_UNSOL_DATA] = "unsol data", \
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[FC_RCTL_DD_DATA_DESC] = "data desc", \
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[FC_RCTL_DD_UNSOL_CMD] = "unsol cmd", \
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[FC_RCTL_DD_CMD_STATUS] = "cmd status", \
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[FC_RCTL_ELS_REQ] = "ELS req", \
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[FC_RCTL_ELS_REP] = "ELS rep", \
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[FC_RCTL_ELS4_REQ] = "FC-4 ELS req", \
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[FC_RCTL_ELS4_REP] = "FC-4 ELS rep", \
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[FC_RCTL_BA_NOP] = "BLS NOP", \
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[FC_RCTL_BA_ABTS] = "BLS abort", \
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[FC_RCTL_BA_RMC] = "BLS remove connection", \
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[FC_RCTL_BA_ACC] = "BLS accept", \
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[FC_RCTL_BA_RJT] = "BLS reject", \
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[FC_RCTL_BA_PRMT] = "BLS dedicated connection preempted", \
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[FC_RCTL_ACK_1] = "LC ACK_1", \
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[FC_RCTL_ACK_0] = "LC ACK_0", \
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[FC_RCTL_P_RJT] = "LC port reject", \
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[FC_RCTL_F_RJT] = "LC fabric reject", \
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[FC_RCTL_P_BSY] = "LC port busy", \
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[FC_RCTL_F_BSY] = "LC fabric busy to data frame", \
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[FC_RCTL_F_BSYL] = "LC fabric busy to link control frame",\
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[FC_RCTL_LCR] = "LC link credit reset", \
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[FC_RCTL_END] = "LC end", \
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}
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/*
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* Well-known fabric addresses.
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*/
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enum fc_well_known_fid {
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FC_FID_NONE = 0x000000, /* No destination */
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FC_FID_BCAST = 0xffffff, /* broadcast */
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FC_FID_FLOGI = 0xfffffe, /* fabric login */
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FC_FID_FCTRL = 0xfffffd, /* fabric controller */
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FC_FID_DIR_SERV = 0xfffffc, /* directory server */
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FC_FID_TIME_SERV = 0xfffffb, /* time server */
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FC_FID_MGMT_SERV = 0xfffffa, /* management server */
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FC_FID_QOS = 0xfffff9, /* QoS Facilitator */
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FC_FID_ALIASES = 0xfffff8, /* alias server (FC-PH2) */
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FC_FID_SEC_KEY = 0xfffff7, /* Security key dist. server */
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FC_FID_CLOCK = 0xfffff6, /* clock synch server */
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FC_FID_MCAST_SERV = 0xfffff5, /* multicast server */
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};
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#define FC_FID_WELL_KNOWN_MAX 0xffffff /* highest well-known fabric ID */
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#define FC_FID_WELL_KNOWN_BASE 0xfffff5 /* start of well-known fabric ID */
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/*
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* Other well-known addresses, outside the above contiguous range.
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*/
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#define FC_FID_DOM_MGR 0xfffc00 /* domain manager base */
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/*
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* Fabric ID bytes.
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*/
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#define FC_FID_DOMAIN 0
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#define FC_FID_PORT 1
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#define FC_FID_LINK 2
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/*
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* fh_type codes
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*/
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enum fc_fh_type {
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FC_TYPE_BLS = 0x00, /* basic link service */
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FC_TYPE_ELS = 0x01, /* extended link service */
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FC_TYPE_IP = 0x05, /* IP over FC, RFC 4338 */
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FC_TYPE_FCP = 0x08, /* SCSI FCP */
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FC_TYPE_CT = 0x20, /* Fibre Channel Services (FC-CT) */
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FC_TYPE_ILS = 0x22, /* internal link service */
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};
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/*
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* FC_TYPE names initializer.
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* Please keep this matching the above definitions.
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*/
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#define FC_TYPE_NAMES_INIT { \
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[FC_TYPE_BLS] = "BLS", \
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[FC_TYPE_ELS] = "ELS", \
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[FC_TYPE_IP] = "IP", \
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[FC_TYPE_FCP] = "FCP", \
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[FC_TYPE_CT] = "CT", \
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[FC_TYPE_ILS] = "ILS", \
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}
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/*
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* Exchange IDs.
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*/
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#define FC_XID_UNKNOWN 0xffff /* unknown exchange ID */
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#define FC_XID_MIN 0x0 /* supported min exchange ID */
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#define FC_XID_MAX 0xfffe /* supported max exchange ID */
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/*
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* fh_f_ctl - Frame control flags.
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*/
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#define FC_FC_EX_CTX (1 << 23) /* sent by responder to exchange */
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#define FC_FC_SEQ_CTX (1 << 22) /* sent by responder to sequence */
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#define FC_FC_FIRST_SEQ (1 << 21) /* first sequence of this exchange */
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#define FC_FC_LAST_SEQ (1 << 20) /* last sequence of this exchange */
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#define FC_FC_END_SEQ (1 << 19) /* last frame of sequence */
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#define FC_FC_END_CONN (1 << 18) /* end of class 1 connection pending */
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#define FC_FC_RES_B17 (1 << 17) /* reserved */
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#define FC_FC_SEQ_INIT (1 << 16) /* transfer of sequence initiative */
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#define FC_FC_X_ID_REASS (1 << 15) /* exchange ID has been changed */
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#define FC_FC_X_ID_INVAL (1 << 14) /* exchange ID invalidated */
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#define FC_FC_ACK_1 (1 << 12) /* 13:12 = 1: ACK_1 expected */
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#define FC_FC_ACK_N (2 << 12) /* 13:12 = 2: ACK_N expected */
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#define FC_FC_ACK_0 (3 << 12) /* 13:12 = 3: ACK_0 expected */
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#define FC_FC_RES_B11 (1 << 11) /* reserved */
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#define FC_FC_RES_B10 (1 << 10) /* reserved */
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#define FC_FC_RETX_SEQ (1 << 9) /* retransmitted sequence */
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#define FC_FC_UNI_TX (1 << 8) /* unidirectional transmit (class 1) */
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#define FC_FC_CONT_SEQ(i) ((i) << 6)
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#define FC_FC_ABT_SEQ(i) ((i) << 4)
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#define FC_FC_REL_OFF (1 << 3) /* parameter is relative offset */
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#define FC_FC_RES2 (1 << 2) /* reserved */
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#define FC_FC_FILL(i) ((i) & 3) /* 1:0: bytes of trailing fill */
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/*
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* BA_ACC payload.
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*/
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struct fc_ba_acc {
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__u8 ba_seq_id_val; /* SEQ_ID validity */
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#define FC_BA_SEQ_ID_VAL 0x80
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__u8 ba_seq_id; /* SEQ_ID of seq last deliverable */
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__u8 ba_resvd[2]; /* reserved */
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__be16 ba_ox_id; /* OX_ID for aborted seq or exch */
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__be16 ba_rx_id; /* RX_ID for aborted seq or exch */
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__be16 ba_low_seq_cnt; /* low SEQ_CNT of aborted seq */
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__be16 ba_high_seq_cnt; /* high SEQ_CNT of aborted seq */
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};
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/*
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* BA_RJT: Basic Reject payload.
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*/
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struct fc_ba_rjt {
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__u8 br_resvd; /* reserved */
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__u8 br_reason; /* reason code */
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__u8 br_explan; /* reason explanation */
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__u8 br_vendor; /* vendor unique code */
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};
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/*
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* BA_RJT reason codes.
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* From FS-2.
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*/
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enum fc_ba_rjt_reason {
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FC_BA_RJT_NONE = 0, /* in software this means no reject */
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FC_BA_RJT_INVL_CMD = 0x01, /* invalid command code */
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FC_BA_RJT_LOG_ERR = 0x03, /* logical error */
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FC_BA_RJT_LOG_BUSY = 0x05, /* logical busy */
|
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FC_BA_RJT_PROTO_ERR = 0x07, /* protocol error */
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FC_BA_RJT_UNABLE = 0x09, /* unable to perform request */
|
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FC_BA_RJT_VENDOR = 0xff, /* vendor-specific (see br_vendor) */
|
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};
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/*
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* BA_RJT reason code explanations.
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*/
|
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enum fc_ba_rjt_explan {
|
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FC_BA_RJT_EXP_NONE = 0x00, /* no additional expanation */
|
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FC_BA_RJT_INV_XID = 0x03, /* invalid OX_ID-RX_ID combination */
|
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FC_BA_RJT_ABT = 0x05, /* sequence aborted, no seq info */
|
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};
|
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|
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/*
|
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* P_RJT or F_RJT: Port Reject or Fabric Reject parameter field.
|
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*/
|
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struct fc_pf_rjt {
|
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__u8 rj_action; /* reserved */
|
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__u8 rj_reason; /* reason code */
|
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__u8 rj_resvd; /* reserved */
|
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__u8 rj_vendor; /* vendor unique code */
|
||||
};
|
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|
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/*
|
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* P_RJT and F_RJT reject reason codes.
|
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*/
|
||||
enum fc_pf_rjt_reason {
|
||||
FC_RJT_NONE = 0, /* non-reject (reserved by standard) */
|
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FC_RJT_INVL_DID = 0x01, /* invalid destination ID */
|
||||
FC_RJT_INVL_SID = 0x02, /* invalid source ID */
|
||||
FC_RJT_P_UNAV_T = 0x03, /* port unavailable, temporary */
|
||||
FC_RJT_P_UNAV = 0x04, /* port unavailable, permanent */
|
||||
FC_RJT_CLS_UNSUP = 0x05, /* class not supported */
|
||||
FC_RJT_DEL_USAGE = 0x06, /* delimiter usage error */
|
||||
FC_RJT_TYPE_UNSUP = 0x07, /* type not supported */
|
||||
FC_RJT_LINK_CTL = 0x08, /* invalid link control */
|
||||
FC_RJT_R_CTL = 0x09, /* invalid R_CTL field */
|
||||
FC_RJT_F_CTL = 0x0a, /* invalid F_CTL field */
|
||||
FC_RJT_OX_ID = 0x0b, /* invalid originator exchange ID */
|
||||
FC_RJT_RX_ID = 0x0c, /* invalid responder exchange ID */
|
||||
FC_RJT_SEQ_ID = 0x0d, /* invalid sequence ID */
|
||||
FC_RJT_DF_CTL = 0x0e, /* invalid DF_CTL field */
|
||||
FC_RJT_SEQ_CNT = 0x0f, /* invalid SEQ_CNT field */
|
||||
FC_RJT_PARAM = 0x10, /* invalid parameter field */
|
||||
FC_RJT_EXCH_ERR = 0x11, /* exchange error */
|
||||
FC_RJT_PROTO = 0x12, /* protocol error */
|
||||
FC_RJT_LEN = 0x13, /* incorrect length */
|
||||
FC_RJT_UNEXP_ACK = 0x14, /* unexpected ACK */
|
||||
FC_RJT_FAB_CLASS = 0x15, /* class unsupported by fabric entity */
|
||||
FC_RJT_LOGI_REQ = 0x16, /* login required */
|
||||
FC_RJT_SEQ_XS = 0x17, /* excessive sequences attempted */
|
||||
FC_RJT_EXCH_EST = 0x18, /* unable to establish exchange */
|
||||
FC_RJT_FAB_UNAV = 0x1a, /* fabric unavailable */
|
||||
FC_RJT_VC_ID = 0x1b, /* invalid VC_ID (class 4) */
|
||||
FC_RJT_CS_CTL = 0x1c, /* invalid CS_CTL field */
|
||||
FC_RJT_INSUF_RES = 0x1d, /* insuff. resources for VC (Class 4) */
|
||||
FC_RJT_INVL_CLS = 0x1f, /* invalid class of service */
|
||||
FC_RJT_PREEMT_RJT = 0x20, /* preemption request rejected */
|
||||
FC_RJT_PREEMT_DIS = 0x21, /* preemption not enabled */
|
||||
FC_RJT_MCAST_ERR = 0x22, /* multicast error */
|
||||
FC_RJT_MCAST_ET = 0x23, /* multicast error terminate */
|
||||
FC_RJT_PRLI_REQ = 0x24, /* process login required */
|
||||
FC_RJT_INVL_ATT = 0x25, /* invalid attachment */
|
||||
FC_RJT_VENDOR = 0xff, /* vendor specific reject */
|
||||
};
|
||||
|
||||
/* default timeout values */
|
||||
|
||||
#define FC_DEF_E_D_TOV 2000UL
|
||||
#define FC_DEF_R_A_TOV 10000UL
|
||||
|
||||
#endif /* _FC_FS_H_ */
|
||||
@@ -0,0 +1,96 @@
|
||||
/*
|
||||
* Copyright(c) 2007 Intel Corporation. All rights reserved.
|
||||
*
|
||||
* This program is free software; you can redistribute it and/or modify it
|
||||
* under the terms and conditions of the GNU General Public License,
|
||||
* version 2, as published by the Free Software Foundation.
|
||||
*
|
||||
* This program is distributed in the hope 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.
|
||||
*
|
||||
* Maintained at www.Open-FCoE.org
|
||||
*/
|
||||
|
||||
#ifndef _FC_GS_H_
|
||||
#define _FC_GS_H_
|
||||
|
||||
#include <linux/types.h>
|
||||
|
||||
/*
|
||||
* Fibre Channel Services - Common Transport.
|
||||
* From T11.org FC-GS-2 Rev 5.3 November 1998.
|
||||
*/
|
||||
|
||||
struct fc_ct_hdr {
|
||||
__u8 ct_rev; /* revision */
|
||||
__u8 ct_in_id[3]; /* N_Port ID of original requestor */
|
||||
__u8 ct_fs_type; /* type of fibre channel service */
|
||||
__u8 ct_fs_subtype; /* subtype */
|
||||
__u8 ct_options;
|
||||
__u8 _ct_resvd1;
|
||||
__be16 ct_cmd; /* command / response code */
|
||||
__be16 ct_mr_size; /* maximum / residual size */
|
||||
__u8 _ct_resvd2;
|
||||
__u8 ct_reason; /* reject reason */
|
||||
__u8 ct_explan; /* reason code explanation */
|
||||
__u8 ct_vendor; /* vendor unique data */
|
||||
};
|
||||
|
||||
#define FC_CT_HDR_LEN 16 /* expected sizeof (struct fc_ct_hdr) */
|
||||
|
||||
enum fc_ct_rev {
|
||||
FC_CT_REV = 1 /* common transport revision */
|
||||
};
|
||||
|
||||
/*
|
||||
* ct_fs_type values.
|
||||
*/
|
||||
enum fc_ct_fs_type {
|
||||
FC_FST_ALIAS = 0xf8, /* alias service */
|
||||
FC_FST_MGMT = 0xfa, /* management service */
|
||||
FC_FST_TIME = 0xfb, /* time service */
|
||||
FC_FST_DIR = 0xfc, /* directory service */
|
||||
};
|
||||
|
||||
/*
|
||||
* ct_cmd: Command / response codes
|
||||
*/
|
||||
enum fc_ct_cmd {
|
||||
FC_FS_RJT = 0x8001, /* reject */
|
||||
FC_FS_ACC = 0x8002, /* accept */
|
||||
};
|
||||
|
||||
/*
|
||||
* FS_RJT reason codes.
|
||||
*/
|
||||
enum fc_ct_reason {
|
||||
FC_FS_RJT_CMD = 0x01, /* invalid command code */
|
||||
FC_FS_RJT_VER = 0x02, /* invalid version level */
|
||||
FC_FS_RJT_LOG = 0x03, /* logical error */
|
||||
FC_FS_RJT_IUSIZ = 0x04, /* invalid IU size */
|
||||
FC_FS_RJT_BSY = 0x05, /* logical busy */
|
||||
FC_FS_RJT_PROTO = 0x07, /* protocol error */
|
||||
FC_FS_RJT_UNABL = 0x09, /* unable to perform command request */
|
||||
FC_FS_RJT_UNSUP = 0x0b, /* command not supported */
|
||||
};
|
||||
|
||||
/*
|
||||
* FS_RJT reason code explanations.
|
||||
*/
|
||||
enum fc_ct_explan {
|
||||
FC_FS_EXP_NONE = 0x00, /* no additional explanation */
|
||||
FC_FS_EXP_PID = 0x01, /* port ID not registered */
|
||||
FC_FS_EXP_PNAM = 0x02, /* port name not registered */
|
||||
FC_FS_EXP_NNAM = 0x03, /* node name not registered */
|
||||
FC_FS_EXP_COS = 0x04, /* class of service not registered */
|
||||
FC_FS_EXP_FTNR = 0x07, /* FC-4 types not registered */
|
||||
/* definitions not complete */
|
||||
};
|
||||
|
||||
#endif /* _FC_GS_H_ */
|
||||
@@ -0,0 +1,208 @@
|
||||
/*
|
||||
* Copyright(c) 2007 Intel Corporation. All rights reserved.
|
||||
*
|
||||
* This program is free software; you can redistribute it and/or modify it
|
||||
* under the terms and conditions of the GNU General Public License,
|
||||
* version 2, as published by the Free Software Foundation.
|
||||
*
|
||||
* This program is distributed in the hope 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.
|
||||
*
|
||||
* Maintained at www.Open-FCoE.org
|
||||
*/
|
||||
|
||||
#ifndef _FC_NS_H_
|
||||
#define _FC_NS_H_
|
||||
|
||||
#include <linux/types.h>
|
||||
|
||||
/*
|
||||
* Fibre Channel Services - Name Service (dNS)
|
||||
* From T11.org FC-GS-2 Rev 5.3 November 1998.
|
||||
*/
|
||||
|
||||
/*
|
||||
* Common-transport sub-type for Name Server.
|
||||
*/
|
||||
#define FC_NS_SUBTYPE 2 /* fs_ct_hdr.ct_fs_subtype */
|
||||
|
||||
/*
|
||||
* Name server Requests.
|
||||
* Note: this is an incomplete list, some unused requests are omitted.
|
||||
*/
|
||||
enum fc_ns_req {
|
||||
FC_NS_GA_NXT = 0x0100, /* get all next */
|
||||
FC_NS_GI_A = 0x0101, /* get identifiers - scope */
|
||||
FC_NS_GPN_ID = 0x0112, /* get port name by ID */
|
||||
FC_NS_GNN_ID = 0x0113, /* get node name by ID */
|
||||
FC_NS_GSPN_ID = 0x0118, /* get symbolic port name */
|
||||
FC_NS_GID_PN = 0x0121, /* get ID for port name */
|
||||
FC_NS_GID_NN = 0x0131, /* get IDs for node name */
|
||||
FC_NS_GID_FT = 0x0171, /* get IDs by FC4 type */
|
||||
FC_NS_GPN_FT = 0x0172, /* get port names by FC4 type */
|
||||
FC_NS_GID_PT = 0x01a1, /* get IDs by port type */
|
||||
FC_NS_RPN_ID = 0x0212, /* reg port name for ID */
|
||||
FC_NS_RNN_ID = 0x0213, /* reg node name for ID */
|
||||
FC_NS_RFT_ID = 0x0217, /* reg FC4 type for ID */
|
||||
FC_NS_RSPN_ID = 0x0218, /* reg symbolic port name */
|
||||
FC_NS_RFF_ID = 0x021f, /* reg FC4 Features for ID */
|
||||
FC_NS_RSNN_NN = 0x0239, /* reg symbolic node name */
|
||||
};
|
||||
|
||||
/*
|
||||
* Port type values.
|
||||
*/
|
||||
enum fc_ns_pt {
|
||||
FC_NS_UNID_PORT = 0x00, /* unidentified */
|
||||
FC_NS_N_PORT = 0x01, /* N port */
|
||||
FC_NS_NL_PORT = 0x02, /* NL port */
|
||||
FC_NS_FNL_PORT = 0x03, /* F/NL port */
|
||||
FC_NS_NX_PORT = 0x7f, /* Nx port */
|
||||
FC_NS_F_PORT = 0x81, /* F port */
|
||||
FC_NS_FL_PORT = 0x82, /* FL port */
|
||||
FC_NS_E_PORT = 0x84, /* E port */
|
||||
FC_NS_B_PORT = 0x85, /* B port */
|
||||
};
|
||||
|
||||
/*
|
||||
* Port type object.
|
||||
*/
|
||||
struct fc_ns_pt_obj {
|
||||
__u8 pt_type;
|
||||
};
|
||||
|
||||
/*
|
||||
* Port ID object
|
||||
*/
|
||||
struct fc_ns_fid {
|
||||
__u8 fp_flags; /* flags for responses only */
|
||||
__u8 fp_fid[3];
|
||||
};
|
||||
|
||||
/*
|
||||
* fp_flags in port ID object, for responses only.
|
||||
*/
|
||||
#define FC_NS_FID_LAST 0x80 /* last object */
|
||||
|
||||
/*
|
||||
* FC4-types object.
|
||||
*/
|
||||
#define FC_NS_TYPES 256 /* number of possible FC-4 types */
|
||||
#define FC_NS_BPW 32 /* bits per word in bitmap */
|
||||
|
||||
struct fc_ns_fts {
|
||||
__be32 ff_type_map[FC_NS_TYPES / FC_NS_BPW]; /* bitmap of FC-4 types */
|
||||
};
|
||||
|
||||
/*
|
||||
* FC4-features object.
|
||||
*/
|
||||
struct fc_ns_ff {
|
||||
__be32 fd_feat[FC_NS_TYPES * 4 / FC_NS_BPW]; /* 4-bits per FC-type */
|
||||
};
|
||||
|
||||
/*
|
||||
* GID_PT request.
|
||||
*/
|
||||
struct fc_ns_gid_pt {
|
||||
__u8 fn_pt_type;
|
||||
__u8 fn_domain_id_scope;
|
||||
__u8 fn_area_id_scope;
|
||||
__u8 fn_resvd;
|
||||
};
|
||||
|
||||
/*
|
||||
* GID_FT or GPN_FT request.
|
||||
*/
|
||||
struct fc_ns_gid_ft {
|
||||
__u8 fn_resvd;
|
||||
__u8 fn_domain_id_scope;
|
||||
__u8 fn_area_id_scope;
|
||||
__u8 fn_fc4_type;
|
||||
};
|
||||
|
||||
/*
|
||||
* GPN_FT response.
|
||||
*/
|
||||
struct fc_gpn_ft_resp {
|
||||
__u8 fp_flags; /* see fp_flags definitions above */
|
||||
__u8 fp_fid[3]; /* port ID */
|
||||
__be32 fp_resvd;
|
||||
__be64 fp_wwpn; /* port name */
|
||||
};
|
||||
|
||||
/*
|
||||
* GID_PN request
|
||||
*/
|
||||
struct fc_ns_gid_pn {
|
||||
__be64 fn_wwpn; /* port name */
|
||||
};
|
||||
|
||||
/*
|
||||
* GID_PN response or GSPN_ID request
|
||||
*/
|
||||
struct fc_gid_pn_resp {
|
||||
__u8 fp_resvd;
|
||||
__u8 fp_fid[3]; /* port ID */
|
||||
};
|
||||
|
||||
/*
|
||||
* GSPN_ID response
|
||||
*/
|
||||
struct fc_gspn_resp {
|
||||
__u8 fp_name_len;
|
||||
char fp_name[];
|
||||
};
|
||||
|
||||
/*
|
||||
* RFT_ID request - register FC-4 types for ID.
|
||||
*/
|
||||
struct fc_ns_rft_id {
|
||||
struct fc_ns_fid fr_fid; /* port ID object */
|
||||
struct fc_ns_fts fr_fts; /* FC-4 types object */
|
||||
};
|
||||
|
||||
/*
|
||||
* RPN_ID request - register port name for ID.
|
||||
* RNN_ID request - register node name for ID.
|
||||
*/
|
||||
struct fc_ns_rn_id {
|
||||
struct fc_ns_fid fr_fid; /* port ID object */
|
||||
__be64 fr_wwn; /* node name or port name */
|
||||
} __attribute__((__packed__));
|
||||
|
||||
/*
|
||||
* RSNN_NN request - register symbolic node name
|
||||
*/
|
||||
struct fc_ns_rsnn {
|
||||
__be64 fr_wwn; /* node name */
|
||||
__u8 fr_name_len;
|
||||
char fr_name[];
|
||||
} __attribute__((__packed__));
|
||||
|
||||
/*
|
||||
* RSPN_ID request - register symbolic port name
|
||||
*/
|
||||
struct fc_ns_rspn {
|
||||
struct fc_ns_fid fr_fid; /* port ID object */
|
||||
__u8 fr_name_len;
|
||||
char fr_name[];
|
||||
} __attribute__((__packed__));
|
||||
|
||||
/*
|
||||
* RFF_ID request - register FC-4 Features for ID.
|
||||
*/
|
||||
struct fc_ns_rff_id {
|
||||
struct fc_ns_fid fr_fid; /* port ID object */
|
||||
__u8 fr_resvd[2];
|
||||
__u8 fr_feat; /* FC-4 Feature bits */
|
||||
__u8 fr_type; /* FC-4 type */
|
||||
} __attribute__((__packed__));
|
||||
|
||||
#endif /* _FC_NS_H_ */
|
||||
@@ -0,0 +1,320 @@
|
||||
/*
|
||||
* FC Transport BSG Interface
|
||||
*
|
||||
* Copyright (C) 2008 James Smart, Emulex Corporation
|
||||
*
|
||||
* This program is free software; you can redistribute it and/or modify
|
||||
* it under the terms of the GNU General Public License as published by
|
||||
* the Free Software Foundation; either version 2 of the License, or
|
||||
* (at your option) any later version.
|
||||
*
|
||||
* 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
|
||||
*
|
||||
*/
|
||||
|
||||
#ifndef SCSI_BSG_FC_H
|
||||
#define SCSI_BSG_FC_H
|
||||
|
||||
/*
|
||||
* This file intended to be included by both kernel and user space
|
||||
*/
|
||||
|
||||
/*
|
||||
* FC Transport SGIO v4 BSG Message Support
|
||||
*/
|
||||
|
||||
/* Default BSG request timeout (in seconds) */
|
||||
#define FC_DEFAULT_BSG_TIMEOUT (10 * HZ)
|
||||
|
||||
|
||||
/*
|
||||
* Request Message Codes supported by the FC Transport
|
||||
*/
|
||||
|
||||
/* define the class masks for the message codes */
|
||||
#define FC_BSG_CLS_MASK 0xF0000000 /* find object class */
|
||||
#define FC_BSG_HST_MASK 0x80000000 /* fc host class */
|
||||
#define FC_BSG_RPT_MASK 0x40000000 /* fc rport class */
|
||||
|
||||
/* fc_host Message Codes */
|
||||
#define FC_BSG_HST_ADD_RPORT (FC_BSG_HST_MASK | 0x00000001)
|
||||
#define FC_BSG_HST_DEL_RPORT (FC_BSG_HST_MASK | 0x00000002)
|
||||
#define FC_BSG_HST_ELS_NOLOGIN (FC_BSG_HST_MASK | 0x00000003)
|
||||
#define FC_BSG_HST_CT (FC_BSG_HST_MASK | 0x00000004)
|
||||
#define FC_BSG_HST_VENDOR (FC_BSG_HST_MASK | 0x000000FF)
|
||||
|
||||
/* fc_rport Message Codes */
|
||||
#define FC_BSG_RPT_ELS (FC_BSG_RPT_MASK | 0x00000001)
|
||||
#define FC_BSG_RPT_CT (FC_BSG_RPT_MASK | 0x00000002)
|
||||
|
||||
|
||||
|
||||
/*
|
||||
* FC Address Identifiers in Message Structures :
|
||||
*
|
||||
* Whenever a command payload contains a FC Address Identifier
|
||||
* (aka port_id), the value is effectively in big-endian
|
||||
* order, thus the array elements are decoded as follows:
|
||||
* element [0] is bits 23:16 of the FC Address Identifier
|
||||
* element [1] is bits 15:8 of the FC Address Identifier
|
||||
* element [2] is bits 7:0 of the FC Address Identifier
|
||||
*/
|
||||
|
||||
|
||||
/*
|
||||
* FC Host Messages
|
||||
*/
|
||||
|
||||
/* FC_BSG_HST_ADDR_PORT : */
|
||||
|
||||
/* Request:
|
||||
* This message requests the FC host to login to the remote port
|
||||
* at the specified N_Port_Id. The remote port is to be enumerated
|
||||
* with the transport upon completion of the login.
|
||||
*/
|
||||
struct fc_bsg_host_add_rport {
|
||||
uint8_t reserved;
|
||||
|
||||
/* FC Address Identier of the remote port to login to */
|
||||
uint8_t port_id[3];
|
||||
};
|
||||
|
||||
/* Response:
|
||||
* There is no additional response data - fc_bsg_reply->result is sufficient
|
||||
*/
|
||||
|
||||
|
||||
/* FC_BSG_HST_DEL_RPORT : */
|
||||
|
||||
/* Request:
|
||||
* This message requests the FC host to remove an enumerated
|
||||
* remote port and to terminate the login to it.
|
||||
*
|
||||
* Note: The driver is free to reject this request if it desires to
|
||||
* remain logged in with the remote port.
|
||||
*/
|
||||
struct fc_bsg_host_del_rport {
|
||||
uint8_t reserved;
|
||||
|
||||
/* FC Address Identier of the remote port to logout of */
|
||||
uint8_t port_id[3];
|
||||
};
|
||||
|
||||
/* Response:
|
||||
* There is no additional response data - fc_bsg_reply->result is sufficient
|
||||
*/
|
||||
|
||||
|
||||
/* FC_BSG_HST_ELS_NOLOGIN : */
|
||||
|
||||
/* Request:
|
||||
* This message requests the FC_Host to send an ELS to a specific
|
||||
* N_Port_ID. The host does not need to log into the remote port,
|
||||
* nor does it need to enumerate the rport for further traffic
|
||||
* (although, the FC host is free to do so if it desires).
|
||||
*/
|
||||
struct fc_bsg_host_els {
|
||||
/*
|
||||
* ELS Command Code being sent (must be the same as byte 0
|
||||
* of the payload)
|
||||
*/
|
||||
uint8_t command_code;
|
||||
|
||||
/* FC Address Identier of the remote port to send the ELS to */
|
||||
uint8_t port_id[3];
|
||||
};
|
||||
|
||||
/* Response:
|
||||
*/
|
||||
/* fc_bsg_ctels_reply->status values */
|
||||
#define FC_CTELS_STATUS_OK 0x00000000
|
||||
#define FC_CTELS_STATUS_REJECT 0x00000001
|
||||
#define FC_CTELS_STATUS_P_RJT 0x00000002
|
||||
#define FC_CTELS_STATUS_F_RJT 0x00000003
|
||||
#define FC_CTELS_STATUS_P_BSY 0x00000004
|
||||
#define FC_CTELS_STATUS_F_BSY 0x00000006
|
||||
struct fc_bsg_ctels_reply {
|
||||
/*
|
||||
* Note: An ELS LS_RJT may be reported in 2 ways:
|
||||
* a) A status of FC_CTELS_STATUS_OK is returned. The caller
|
||||
* is to look into the ELS receive payload to determine
|
||||
* LS_ACC or LS_RJT (by contents of word 0). The reject
|
||||
* data will be in word 1.
|
||||
* b) A status of FC_CTELS_STATUS_REJECT is returned, The
|
||||
* rjt_data field will contain valid data.
|
||||
*
|
||||
* Note: ELS LS_ACC is determined by an FC_CTELS_STATUS_OK, and
|
||||
* the receive payload word 0 indicates LS_ACC
|
||||
* (e.g. value is 0x02xxxxxx).
|
||||
*
|
||||
* Note: Similarly, a CT Reject may be reported in 2 ways:
|
||||
* a) A status of FC_CTELS_STATUS_OK is returned. The caller
|
||||
* is to look into the CT receive payload to determine
|
||||
* Accept or Reject (by contents of word 2). The reject
|
||||
* data will be in word 3.
|
||||
* b) A status of FC_CTELS_STATUS_REJECT is returned, The
|
||||
* rjt_data field will contain valid data.
|
||||
*
|
||||
* Note: x_RJT/BSY status will indicae that the rjt_data field
|
||||
* is valid and contains the reason/explanation values.
|
||||
*/
|
||||
uint32_t status; /* See FC_CTELS_STATUS_xxx */
|
||||
|
||||
/* valid if status is not FC_CTELS_STATUS_OK */
|
||||
struct {
|
||||
uint8_t action; /* fragment_id for CT REJECT */
|
||||
uint8_t reason_code;
|
||||
uint8_t reason_explanation;
|
||||
uint8_t vendor_unique;
|
||||
} rjt_data;
|
||||
};
|
||||
|
||||
|
||||
/* FC_BSG_HST_CT : */
|
||||
|
||||
/* Request:
|
||||
* This message requests that a CT Request be performed with the
|
||||
* indicated N_Port_ID. The driver is responsible for logging in with
|
||||
* the fabric and/or N_Port_ID, etc as per FC rules. This request does
|
||||
* not mandate that the driver must enumerate the destination in the
|
||||
* transport. The driver is allowed to decide whether to enumerate it,
|
||||
* and whether to tear it down after the request.
|
||||
*/
|
||||
struct fc_bsg_host_ct {
|
||||
uint8_t reserved;
|
||||
|
||||
/* FC Address Identier of the remote port to send the ELS to */
|
||||
uint8_t port_id[3];
|
||||
|
||||
/*
|
||||
* We need words 0-2 of the generic preamble for the LLD's
|
||||
*/
|
||||
uint32_t preamble_word0; /* revision & IN_ID */
|
||||
uint32_t preamble_word1; /* GS_Type, GS_SubType, Options, Rsvd */
|
||||
uint32_t preamble_word2; /* Cmd Code, Max Size */
|
||||
|
||||
};
|
||||
/* Response:
|
||||
*
|
||||
* The reply structure is an fc_bsg_ctels_reply structure
|
||||
*/
|
||||
|
||||
|
||||
/* FC_BSG_HST_VENDOR : */
|
||||
|
||||
/* Request:
|
||||
* Note: When specifying vendor_id, be sure to read the Vendor Type and ID
|
||||
* formatting requirements specified in scsi_netlink.h
|
||||
*/
|
||||
struct fc_bsg_host_vendor {
|
||||
/*
|
||||
* Identifies the vendor that the message is formatted for. This
|
||||
* should be the recipient of the message.
|
||||
*/
|
||||
uint64_t vendor_id;
|
||||
|
||||
/* start of vendor command area */
|
||||
uint32_t vendor_cmd[0];
|
||||
};
|
||||
|
||||
/* Response:
|
||||
*/
|
||||
struct fc_bsg_host_vendor_reply {
|
||||
/* start of vendor response area */
|
||||
uint32_t vendor_rsp[0];
|
||||
};
|
||||
|
||||
|
||||
|
||||
/*
|
||||
* FC Remote Port Messages
|
||||
*/
|
||||
|
||||
/* FC_BSG_RPT_ELS : */
|
||||
|
||||
/* Request:
|
||||
* This message requests that an ELS be performed with the rport.
|
||||
*/
|
||||
struct fc_bsg_rport_els {
|
||||
/*
|
||||
* ELS Command Code being sent (must be the same as
|
||||
* byte 0 of the payload)
|
||||
*/
|
||||
uint8_t els_code;
|
||||
};
|
||||
|
||||
/* Response:
|
||||
*
|
||||
* The reply structure is an fc_bsg_ctels_reply structure
|
||||
*/
|
||||
|
||||
|
||||
/* FC_BSG_RPT_CT : */
|
||||
|
||||
/* Request:
|
||||
* This message requests that a CT Request be performed with the rport.
|
||||
*/
|
||||
struct fc_bsg_rport_ct {
|
||||
/*
|
||||
* We need words 0-2 of the generic preamble for the LLD's
|
||||
*/
|
||||
uint32_t preamble_word0; /* revision & IN_ID */
|
||||
uint32_t preamble_word1; /* GS_Type, GS_SubType, Options, Rsvd */
|
||||
uint32_t preamble_word2; /* Cmd Code, Max Size */
|
||||
};
|
||||
/* Response:
|
||||
*
|
||||
* The reply structure is an fc_bsg_ctels_reply structure
|
||||
*/
|
||||
|
||||
|
||||
|
||||
|
||||
/* request (CDB) structure of the sg_io_v4 */
|
||||
struct fc_bsg_request {
|
||||
uint32_t msgcode;
|
||||
union {
|
||||
struct fc_bsg_host_add_rport h_addrport;
|
||||
struct fc_bsg_host_del_rport h_delrport;
|
||||
struct fc_bsg_host_els h_els;
|
||||
struct fc_bsg_host_ct h_ct;
|
||||
struct fc_bsg_host_vendor h_vendor;
|
||||
|
||||
struct fc_bsg_rport_els r_els;
|
||||
struct fc_bsg_rport_ct r_ct;
|
||||
} rqst_data;
|
||||
} __attribute__((packed));
|
||||
|
||||
|
||||
/* response (request sense data) structure of the sg_io_v4 */
|
||||
struct fc_bsg_reply {
|
||||
/*
|
||||
* The completion result. Result exists in two forms:
|
||||
* if negative, it is an -Exxx system errno value. There will
|
||||
* be no further reply information supplied.
|
||||
* else, it's the 4-byte scsi error result, with driver, host,
|
||||
* msg and status fields. The per-msgcode reply structure
|
||||
* will contain valid data.
|
||||
*/
|
||||
uint32_t result;
|
||||
|
||||
/* If there was reply_payload, how much was recevied ? */
|
||||
uint32_t reply_payload_rcv_len;
|
||||
|
||||
union {
|
||||
struct fc_bsg_host_vendor_reply vendor_reply;
|
||||
|
||||
struct fc_bsg_ctels_reply ctels_reply;
|
||||
} reply_data;
|
||||
};
|
||||
|
||||
|
||||
#endif /* SCSI_BSG_FC_H */
|
||||
|
||||
@@ -0,0 +1,123 @@
|
||||
/*
|
||||
* SCSI Transport Netlink Interface
|
||||
* Used for the posting of outbound SCSI transport events
|
||||
*
|
||||
* Copyright (C) 2006 James Smart, Emulex Corporation
|
||||
*
|
||||
* This program is free software; you can redistribute it and/or modify
|
||||
* it under the terms of the GNU General Public License as published by
|
||||
* the Free Software Foundation; either version 2 of the License, or
|
||||
* (at your option) any later version.
|
||||
*
|
||||
* 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
|
||||
*
|
||||
*/
|
||||
#ifndef SCSI_NETLINK_H
|
||||
#define SCSI_NETLINK_H
|
||||
|
||||
#include <linux/netlink.h>
|
||||
#include <linux/types.h>
|
||||
|
||||
/*
|
||||
* This file intended to be included by both kernel and user space
|
||||
*/
|
||||
|
||||
/* Single Netlink Message type to send all SCSI Transport messages */
|
||||
#define SCSI_TRANSPORT_MSG NLMSG_MIN_TYPE + 1
|
||||
|
||||
/* SCSI Transport Broadcast Groups */
|
||||
/* leaving groups 0 and 1 unassigned */
|
||||
#define SCSI_NL_GRP_FC_EVENTS (1<<2) /* Group 2 */
|
||||
#define SCSI_NL_GRP_CNT 3
|
||||
|
||||
|
||||
/* SCSI_TRANSPORT_MSG event message header */
|
||||
struct scsi_nl_hdr {
|
||||
uint8_t version;
|
||||
uint8_t transport;
|
||||
uint16_t magic;
|
||||
uint16_t msgtype;
|
||||
uint16_t msglen;
|
||||
} __attribute__((aligned(sizeof(uint64_t))));
|
||||
|
||||
/* scsi_nl_hdr->version value */
|
||||
#define SCSI_NL_VERSION 1
|
||||
|
||||
/* scsi_nl_hdr->magic value */
|
||||
#define SCSI_NL_MAGIC 0xA1B2
|
||||
|
||||
/* scsi_nl_hdr->transport value */
|
||||
#define SCSI_NL_TRANSPORT 0
|
||||
#define SCSI_NL_TRANSPORT_FC 1
|
||||
#define SCSI_NL_MAX_TRANSPORTS 2
|
||||
|
||||
/* Transport-based scsi_nl_hdr->msgtype values are defined in each transport */
|
||||
|
||||
/*
|
||||
* GENERIC SCSI scsi_nl_hdr->msgtype Values
|
||||
*/
|
||||
/* kernel -> user */
|
||||
#define SCSI_NL_SHOST_VENDOR 0x0001
|
||||
/* user -> kernel */
|
||||
/* SCSI_NL_SHOST_VENDOR msgtype is kernel->user and user->kernel */
|
||||
|
||||
|
||||
/*
|
||||
* Message Structures :
|
||||
*/
|
||||
|
||||
/* macro to round up message lengths to 8byte boundary */
|
||||
#define SCSI_NL_MSGALIGN(len) (((len) + 7) & ~7)
|
||||
|
||||
|
||||
/*
|
||||
* SCSI HOST Vendor Unique messages :
|
||||
* SCSI_NL_SHOST_VENDOR
|
||||
*
|
||||
* Note: The Vendor Unique message payload will begin directly after
|
||||
* this structure, with the length of the payload per vmsg_datalen.
|
||||
*
|
||||
* Note: When specifying vendor_id, be sure to read the Vendor Type and ID
|
||||
* formatting requirements specified below
|
||||
*/
|
||||
struct scsi_nl_host_vendor_msg {
|
||||
struct scsi_nl_hdr snlh; /* must be 1st element ! */
|
||||
uint64_t vendor_id;
|
||||
uint16_t host_no;
|
||||
uint16_t vmsg_datalen;
|
||||
} __attribute__((aligned(sizeof(uint64_t))));
|
||||
|
||||
|
||||
/*
|
||||
* Vendor ID:
|
||||
* If transports post vendor-unique events, they must pass a well-known
|
||||
* 32-bit vendor identifier. This identifier consists of 8 bits indicating
|
||||
* the "type" of identifier contained, and 24 bits of id data.
|
||||
*
|
||||
* Identifiers for each type:
|
||||
* PCI : ID data is the 16 bit PCI Registered Vendor ID
|
||||
*/
|
||||
#define SCSI_NL_VID_TYPE_SHIFT 56
|
||||
#define SCSI_NL_VID_TYPE_MASK ((__u64)0xFF << SCSI_NL_VID_TYPE_SHIFT)
|
||||
#define SCSI_NL_VID_TYPE_PCI ((__u64)0x01 << SCSI_NL_VID_TYPE_SHIFT)
|
||||
#define SCSI_NL_VID_ID_MASK (~ SCSI_NL_VID_TYPE_MASK)
|
||||
|
||||
|
||||
#define INIT_SCSI_NL_HDR(hdr, t, mtype, mlen) \
|
||||
{ \
|
||||
(hdr)->version = SCSI_NL_VERSION; \
|
||||
(hdr)->transport = t; \
|
||||
(hdr)->magic = SCSI_NL_MAGIC; \
|
||||
(hdr)->msgtype = mtype; \
|
||||
(hdr)->msglen = mlen; \
|
||||
}
|
||||
|
||||
#endif /* SCSI_NETLINK_H */
|
||||
|
||||
@@ -0,0 +1,71 @@
|
||||
/*
|
||||
* FC Transport Netlink Interface
|
||||
*
|
||||
* Copyright (C) 2006 James Smart, Emulex Corporation
|
||||
*
|
||||
* This program is free software; you can redistribute it and/or modify
|
||||
* it under the terms of the GNU General Public License as published by
|
||||
* the Free Software Foundation; either version 2 of the License, or
|
||||
* (at your option) any later version.
|
||||
*
|
||||
* 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
|
||||
*
|
||||
*/
|
||||
#ifndef SCSI_NETLINK_FC_H
|
||||
#define SCSI_NETLINK_FC_H
|
||||
|
||||
#include <scsi/scsi_netlink.h>
|
||||
|
||||
/*
|
||||
* This file intended to be included by both kernel and user space
|
||||
*/
|
||||
|
||||
/*
|
||||
* FC Transport Message Types
|
||||
*/
|
||||
/* kernel -> user */
|
||||
#define FC_NL_ASYNC_EVENT 0x0100
|
||||
/* user -> kernel */
|
||||
/* none */
|
||||
|
||||
|
||||
/*
|
||||
* Message Structures :
|
||||
*/
|
||||
|
||||
/* macro to round up message lengths to 8byte boundary */
|
||||
#define FC_NL_MSGALIGN(len) (((len) + 7) & ~7)
|
||||
|
||||
|
||||
/*
|
||||
* FC Transport Broadcast Event Message :
|
||||
* FC_NL_ASYNC_EVENT
|
||||
*
|
||||
* Note: if Vendor Unique message, &event_data will be start of
|
||||
* vendor unique payload, and the length of the payload is
|
||||
* per event_datalen
|
||||
*
|
||||
* Note: When specifying vendor_id, be sure to read the Vendor Type and ID
|
||||
* formatting requirements specified in scsi_netlink.h
|
||||
*/
|
||||
struct fc_nl_event {
|
||||
struct scsi_nl_hdr snlh; /* must be 1st element ! */
|
||||
uint64_t seconds;
|
||||
uint64_t vendor_id;
|
||||
uint16_t host_no;
|
||||
uint16_t event_datalen;
|
||||
uint32_t event_num;
|
||||
uint32_t event_code;
|
||||
uint32_t event_data;
|
||||
} __attribute__((aligned(sizeof(uint64_t))));
|
||||
|
||||
|
||||
#endif /* SCSI_NETLINK_FC_H */
|
||||
|
||||
Reference in New Issue
Block a user