1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */ 2*4882a593Smuzhiyun /* 3*4882a593Smuzhiyun * FC Transport Netlink Interface 4*4882a593Smuzhiyun * 5*4882a593Smuzhiyun * Copyright (C) 2006 James Smart, Emulex Corporation 6*4882a593Smuzhiyun */ 7*4882a593Smuzhiyun #ifndef SCSI_NETLINK_FC_H 8*4882a593Smuzhiyun #define SCSI_NETLINK_FC_H 9*4882a593Smuzhiyun 10*4882a593Smuzhiyun #include <linux/types.h> 11*4882a593Smuzhiyun #include <scsi/scsi_netlink.h> 12*4882a593Smuzhiyun 13*4882a593Smuzhiyun /* 14*4882a593Smuzhiyun * This file intended to be included by both kernel and user space 15*4882a593Smuzhiyun */ 16*4882a593Smuzhiyun 17*4882a593Smuzhiyun /* 18*4882a593Smuzhiyun * FC Transport Message Types 19*4882a593Smuzhiyun */ 20*4882a593Smuzhiyun /* kernel -> user */ 21*4882a593Smuzhiyun #define FC_NL_ASYNC_EVENT 0x0100 22*4882a593Smuzhiyun /* user -> kernel */ 23*4882a593Smuzhiyun /* none */ 24*4882a593Smuzhiyun 25*4882a593Smuzhiyun 26*4882a593Smuzhiyun /* 27*4882a593Smuzhiyun * Message Structures : 28*4882a593Smuzhiyun */ 29*4882a593Smuzhiyun 30*4882a593Smuzhiyun /* macro to round up message lengths to 8byte boundary */ 31*4882a593Smuzhiyun #define FC_NL_MSGALIGN(len) (((len) + 7) & ~7) 32*4882a593Smuzhiyun 33*4882a593Smuzhiyun 34*4882a593Smuzhiyun /* 35*4882a593Smuzhiyun * FC Transport Broadcast Event Message : 36*4882a593Smuzhiyun * FC_NL_ASYNC_EVENT 37*4882a593Smuzhiyun * 38*4882a593Smuzhiyun * Note: if Vendor Unique message, &event_data will be start of 39*4882a593Smuzhiyun * vendor unique payload, and the length of the payload is 40*4882a593Smuzhiyun * per event_datalen 41*4882a593Smuzhiyun * 42*4882a593Smuzhiyun * Note: When specifying vendor_id, be sure to read the Vendor Type and ID 43*4882a593Smuzhiyun * formatting requirements specified in scsi_netlink.h 44*4882a593Smuzhiyun */ 45*4882a593Smuzhiyun struct fc_nl_event { 46*4882a593Smuzhiyun struct scsi_nl_hdr snlh; /* must be 1st element ! */ 47*4882a593Smuzhiyun __u64 seconds; 48*4882a593Smuzhiyun __u64 vendor_id; 49*4882a593Smuzhiyun __u16 host_no; 50*4882a593Smuzhiyun __u16 event_datalen; 51*4882a593Smuzhiyun __u32 event_num; 52*4882a593Smuzhiyun __u32 event_code; 53*4882a593Smuzhiyun __u32 event_data; 54*4882a593Smuzhiyun } __attribute__((aligned(sizeof(__u64)))); 55*4882a593Smuzhiyun 56*4882a593Smuzhiyun 57*4882a593Smuzhiyun #endif /* SCSI_NETLINK_FC_H */ 58*4882a593Smuzhiyun 59