/*
 * 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_FCOE_H_
#define	_FC_FCOE_H_

/*
 * FCoE - Fibre Channel over Ethernet.
 * See T11 FC-BB-5 Rev 2.00 (09-056v5.pdf)
 */

/*
 * Default FC_FCOE_OUI / FC-MAP value.
 */
#define	FC_FCOE_OUI	0x0efc00	/* upper 24 bits of FCOE MAC */

/*
 * Fabric Login (FLOGI) MAC for non-FIP use.  Non-FIP use is deprecated.
 */
#define	FC_FCOE_FLOGI_MAC { 0x0e, 0xfc, 0x00, 0xff, 0xff, 0xfe }

#define	FC_FCOE_VER	0			/* version */

/*
 * Ethernet Addresses based on FC S_ID and D_ID.
 * Generated by FC_FCOE_OUI | S_ID/D_ID
 */
#define	FC_FCOE_ENCAPS_ID(n)	(((u64) FC_FCOE_OUI << 24) | (n))
#define	FC_FCOE_DECAPS_ID(n)	((n) >> 24)

/*
 * FCoE frame header - 14 bytes
 * This follows the VLAN header, which includes the ethertype.
 */
struct fcoe_hdr {
	__u8		fcoe_ver;	/* version field - upper 4 bits */
	__u8		fcoe_resvd[12];	/* reserved - send zero and ignore */
	__u8		fcoe_sof;	/* start of frame per RFC 3643 */
};

#define FC_FCOE_DECAPS_VER(hp)	    ((hp)->fcoe_ver >> 4)
#define FC_FCOE_ENCAPS_VER(hp, ver) ((hp)->fcoe_ver = (ver) << 4)

/*
 * FCoE CRC & EOF - 8 bytes.
 */
struct fcoe_crc_eof {
	__le32		fcoe_crc32;	/* CRC for FC packet */
	__u8		fcoe_eof;	/* EOF from RFC 3643 */
	__u8		fcoe_resvd[3];	/* reserved - send zero and ignore */
} __attribute__((packed));

/*
 * Minimum FCoE + FC header length
 * 14 bytes FCoE header + 24 byte FC header = 38 bytes
 */
#define FCOE_HEADER_LEN 38

/*
 * Minimum FCoE frame size
 * 14 bytes FCoE header + 24 byte FC header + 8 byte FCoE trailer = 46 bytes
 */
#define FCOE_MIN_FRAME 46

/*
 * FCoE Link Error Status Block: T11 FC-BB-5 Rev2.0, Clause 7.10.
 */
struct fcoe_fc_els_lesb {
	__be32		lesb_link_fail;	/* link failure count */
	__be32		lesb_vlink_fail; /* virtual link failure count */
	__be32		lesb_miss_fka;	/* missing FIP keep-alive count */
	__be32		lesb_symb_err;	/* symbol error during carrier count */
	__be32		lesb_err_block;	/* errored block count */
	__be32		lesb_fcs_error; /* frame check sequence error count */
};

/*
 * fc_fcoe_set_mac - Store OUI + DID into MAC address field.
 * @mac: mac address to be set
 * @did: fc dest id to use
 */
static inline void fc_fcoe_set_mac(u8 *mac, u8 *did)
{
	mac[0] = (u8) (FC_FCOE_OUI >> 16);
	mac[1] = (u8) (FC_FCOE_OUI >> 8);
	mac[2] = (u8) FC_FCOE_OUI;
	mac[3] = did[0];
	mac[4] = did[1];
	mac[5] = did[2];
}

#endif /* _FC_FCOE_H_ */
ommit/include/trace/events?id=6ea17ed15d9a343c2d17d76b99501fcad204f309'>events</a>/<a href='/cgit.cgi/linux/net-next.git/commit/include/trace/events/wbt.h?id=6ea17ed15d9a343c2d17d76b99501fcad204f309'>wbt.h</a></div><div class='content'><div class='cgit-panel'><b>diff options</b><form method='get'><input type='hidden' name='id' value='6ea17ed15d9a343c2d17d76b99501fcad204f309'/><table><tr><td colspan='2'/></tr><tr><td class='label'>context:</td><td class='ctrl'><select name='context' onchange='this.form.submit();'><option value='1'>1</option><option value='2'>2</option><option value='3' selected='selected'>3</option><option value='4'>4</option><option value='5'>5</option><option value='6'>6</option><option value='7'>7</option><option value='8'>8</option><option value='9'>9</option><option value='10'>10</option><option value='15'>15</option><option value='20'>20</option><option value='25'>25</option><option value='30'>30</option><option value='35'>35</option><option value='40'>40</option></select></td></tr><tr><td class='label'>space:</td><td class='ctrl'><select name='ignorews' onchange='this.form.submit();'><option value='0' selected='selected'>include</option><option value='1'>ignore</option></select></td></tr><tr><td class='label'>mode:</td><td class='ctrl'><select name='dt' onchange='this.form.submit();'><option value='0' selected='selected'>unified</option><option value='1'>ssdiff</option><option value='2'>stat only</option></select></td></tr><tr><td/><td class='ctrl'><noscript><input type='submit' value='reload'/></noscript></td></tr></table></form></div><table summary='commit info' class='commit-info'>
<tr><th>author</th><td>Linus Torvalds &lt;torvalds@linux-foundation.org&gt;</td><td class='right'>2017-01-08 11:22:00 -0800</td></tr>
<tr><th>committer</th><td>Linus Torvalds &lt;torvalds@linux-foundation.org&gt;</td><td class='right'>2017-01-08 11:22:00 -0800</td></tr>
<tr><th>commit</th><td colspan='2' class='oid'><a href='/cgit.cgi/linux/net-next.git/commit/include/trace/events/wbt.h?id=6ea17ed15d9a343c2d17d76b99501fcad204f309'>6ea17ed15d9a343c2d17d76b99501fcad204f309</a> (<a href='/cgit.cgi/linux/net-next.git/patch/include/trace/events/wbt.h?id=6ea17ed15d9a343c2d17d76b99501fcad204f309'>patch</a>)</td></tr>
<tr><th>tree</th><td colspan='2' class='oid'><a href='/cgit.cgi/linux/net-next.git/tree/?id=6ea17ed15d9a343c2d17d76b99501fcad204f309'>17a8ce6b61906d57a79e20639bc6330d0b805cc6</a> /<a href='/cgit.cgi/linux/net-next.git/tree/include/trace/events/wbt.h?id=6ea17ed15d9a343c2d17d76b99501fcad204f309'>include/trace/events/wbt.h</a></td></tr>
<tr><th>parent</th><td colspan='2' class='oid'><a href='/cgit.cgi/linux/net-next.git/commit/include/trace/events/wbt.h?id=ea07b862ac8ef9b8c8358517d2e39f847dda6659'>ea07b862ac8ef9b8c8358517d2e39f847dda6659</a> (<a href='/cgit.cgi/linux/net-next.git/diff/include/trace/events/wbt.h?id=6ea17ed15d9a343c2d17d76b99501fcad204f309&amp;id2=ea07b862ac8ef9b8c8358517d2e39f847dda6659'>diff</a>)</td></tr><tr><th>parent</th><td colspan='2' class='oid'><a href='/cgit.cgi/linux/net-next.git/commit/include/trace/events/wbt.h?id=01d0f715869161dc70e2bf66fcdf6533a6a782cd'>01d0f715869161dc70e2bf66fcdf6533a6a782cd</a> (<a href='/cgit.cgi/linux/net-next.git/diff/include/trace/events/wbt.h?id=6ea17ed15d9a343c2d17d76b99501fcad204f309&amp;id2=01d0f715869161dc70e2bf66fcdf6533a6a782cd'>diff</a>)</td></tr></table>
<div class='commit-subject'>Merge tag 'staging-4.10-rc3' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/staging</div><div class='commit-msg'>Pull staging/IIO fixes from Greg KH:
 "Here are some staging and IIO driver fixes for 4.10-rc3.

  Most of these are minor IIO fixes of reported issues, along with one
  network driver fix to resolve an issue. And a MAINTAINERS update with
  a new mailing list. All of these, except the MAINTAINERS file update,
  have been in linux-next with no reported issues (the MAINTAINERS patch
  happened on Friday...)"

* tag 'staging-4.10-rc3' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/staging:
  MAINTAINERS: add greybus subsystem mailing list
  staging: octeon: Call SET_NETDEV_DEV()
  iio: accel: st_accel: fix LIS3LV02 reading and scaling
  iio: common: st_sensors: fix channel data parsing
  iio: max44000: correct value in illuminance_integration_time_available
  iio: adc: TI_AM335X_ADC should depend on HAS_DMA
  iio: bmi160: Fix time needed to sleep after command execution
  iio: 104-quad-8: Fix active level mismatch for the preset enable option
  iio: 104-quad-8: Fix off-by-one errors when addressing IOR
  iio: 104-quad-8: Fix index control configuration
</div><div class='diffstat-header'><a href='/cgit.cgi/linux/net-next.git/diff/?id=6ea17ed15d9a343c2d17d76b99501fcad204f309'>Diffstat</a> (limited to 'include/trace/events/wbt.h')</div><table summary='diffstat' class='diffstat'>