cxgb4: move common filter code to separate file (d57fd6ca) · Commits · 戴 / test

drivers/net/ethernet/chelsio/cxgb4/Makefile

+1 −1

Original line number	Diff line number	Diff line
		@@ -4,7 +4,7 @@

		obj-$(CONFIG_CHELSIO_T4) += cxgb4.o

		cxgb4-objs := cxgb4_main.o l2t.o t4_hw.o sge.o clip_tbl.o cxgb4_ethtool.o cxgb4_uld.o sched.o
		cxgb4-objs := cxgb4_main.o l2t.o t4_hw.o sge.o clip_tbl.o cxgb4_ethtool.o cxgb4_uld.o sched.o cxgb4_filter.o
		cxgb4-$(CONFIG_CHELSIO_T4_DCB) += cxgb4_dcb.o
		cxgb4-$(CONFIG_CHELSIO_T4_FCOE) += cxgb4_fcoe.o
		cxgb4-$(CONFIG_DEBUG_FS) += cxgb4_debugfs.o

drivers/net/ethernet/chelsio/cxgb4/cxgb4.h

+23 −0

Original line number	Diff line number	Diff line
		@@ -1025,6 +1025,29 @@ enum {
		VLAN_REWRITE
		};

		/* Host shadow copy of ingress filter entry. This is in host native format
		* and doesn't match the ordering or bit order, etc. of the hardware of the
		* firmware command. The use of bit-field structure elements is purely to
		* remind ourselves of the field size limitations and save memory in the case
		* where the filter table is large.
		*/
		struct filter_entry {
		/* Administrative fields for filter. */
		u32 valid:1; /* filter allocated and valid */
		u32 locked:1; /* filter is administratively locked */

		u32 pending:1; /* filter action is pending firmware reply */
		u32 smtidx:8; /* Source MAC Table index for smac */
		struct l2t_entry l2t; / Layer Two Table entry for dmac */

		/* The filter itself. Most of this is a straight copy of information
		* provided by the extended ioctl(). Some fields are translated to
		* internal forms -- for instance the Ingress Queue ID passed in from
		* the ioctl() is translated into the Absolute Ingress Queue ID.
		*/
		struct ch_filter_specification fs;
		};

		static inline int is_offload(const struct adapter *adap)
		{
		return adap->params.offload;

drivers/net/ethernet/chelsio/cxgb4/cxgb4_filter.c

0 → 100644

+274 −0

Original line number	Diff line number	Diff line
		/*
		* This file is part of the Chelsio T4 Ethernet driver for Linux.
		*
		* Copyright (c) 2003-2016 Chelsio Communications, Inc. All rights reserved.
		*
		* This software is available to you under a choice of one of two
		* licenses. You may choose to be licensed under the terms of the GNU
		* General Public License (GPL) Version 2, available from the file
		* COPYING in the main directory of this source tree, or the
		* OpenIB.org BSD license below:
		*
		* 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.
		*
		* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
		* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
		* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
		* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
		* BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
		* ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
		* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
		* SOFTWARE.
		*/

		#include "cxgb4.h"
		#include "l2t.h"
		#include "t4fw_api.h"
		#include "cxgb4_filter.h"

		/* Delete the filter at a specified index. */
		static int del_filter_wr(struct adapter *adapter, int fidx)
		{
		struct filter_entry *f = &adapter->tids.ftid_tab[fidx];
		struct fw_filter_wr *fwr;
		unsigned int len, ftid;
		struct sk_buff *skb;

		len = sizeof(*fwr);
		ftid = adapter->tids.ftid_base + fidx;

		skb = alloc_skb(len, GFP_KERNEL);
		if (!skb)
		return -ENOMEM;

		fwr = (struct fw_filter_wr *)__skb_put(skb, len);
		t4_mk_filtdelwr(ftid, fwr, adapter->sge.fw_evtq.abs_id);

		/* Mark the filter as "pending" and ship off the Filter Work Request.
		* When we get the Work Request Reply we'll clear the pending status.
		*/
		f->pending = 1;
		t4_mgmt_tx(adapter, skb);
		return 0;
		}

		/* Send a Work Request to write the filter at a specified index. We construct
		* a Firmware Filter Work Request to have the work done and put the indicated
		* filter into "pending" mode which will prevent any further actions against
		* it till we get a reply from the firmware on the completion status of the
		* request.
		*/
		int set_filter_wr(struct adapter *adapter, int fidx)
		{
		struct filter_entry *f = &adapter->tids.ftid_tab[fidx];
		struct fw_filter_wr *fwr;
		struct sk_buff *skb;
		unsigned int ftid;

		skb = alloc_skb(sizeof(*fwr), GFP_KERNEL);
		if (!skb)
		return -ENOMEM;

		/* If the new filter requires loopback Destination MAC and/or VLAN
		* rewriting then we need to allocate a Layer 2 Table (L2T) entry for
		* the filter.
		*/
		if (f->fs.newdmac \|\| f->fs.newvlan) {
		/* allocate L2T entry for new filter */
		f->l2t = t4_l2t_alloc_switching(adapter, f->fs.vlan,
		f->fs.eport, f->fs.dmac);
		if (!f->l2t) {
		kfree_skb(skb);
		return -ENOMEM;
		}
		}

		ftid = adapter->tids.ftid_base + fidx;

		fwr = (struct fw_filter_wr )__skb_put(skb, sizeof(fwr));
		memset(fwr, 0, sizeof(*fwr));

		/* It would be nice to put most of the following in t4_hw.c but most
		* of the work is translating the cxgbtool ch_filter_specification
		* into the Work Request and the definition of that structure is
		* currently in cxgbtool.h which isn't appropriate to pull into the
		* common code. We may eventually try to come up with a more neutral
		* filter specification structure but for now it's easiest to simply
		* put this fairly direct code in line ...
		*/
		fwr->op_pkd = htonl(FW_WR_OP_V(FW_FILTER_WR));
		fwr->len16_pkd = htonl(FW_WR_LEN16_V(sizeof(*fwr) / 16));
		fwr->tid_to_iq =
		htonl(FW_FILTER_WR_TID_V(ftid) \|
		FW_FILTER_WR_RQTYPE_V(f->fs.type) \|
		FW_FILTER_WR_NOREPLY_V(0) \|
		FW_FILTER_WR_IQ_V(f->fs.iq));
		fwr->del_filter_to_l2tix =
		htonl(FW_FILTER_WR_RPTTID_V(f->fs.rpttid) \|
		FW_FILTER_WR_DROP_V(f->fs.action == FILTER_DROP) \|
		FW_FILTER_WR_DIRSTEER_V(f->fs.dirsteer) \|
		FW_FILTER_WR_MASKHASH_V(f->fs.maskhash) \|
		FW_FILTER_WR_DIRSTEERHASH_V(f->fs.dirsteerhash) \|
		FW_FILTER_WR_LPBK_V(f->fs.action == FILTER_SWITCH) \|
		FW_FILTER_WR_DMAC_V(f->fs.newdmac) \|
		FW_FILTER_WR_SMAC_V(f->fs.newsmac) \|
		FW_FILTER_WR_INSVLAN_V(f->fs.newvlan == VLAN_INSERT \|\|
		f->fs.newvlan == VLAN_REWRITE) \|
		FW_FILTER_WR_RMVLAN_V(f->fs.newvlan == VLAN_REMOVE \|\|
		f->fs.newvlan == VLAN_REWRITE) \|
		FW_FILTER_WR_HITCNTS_V(f->fs.hitcnts) \|
		FW_FILTER_WR_TXCHAN_V(f->fs.eport) \|
		FW_FILTER_WR_PRIO_V(f->fs.prio) \|
		FW_FILTER_WR_L2TIX_V(f->l2t ? f->l2t->idx : 0));
		fwr->ethtype = htons(f->fs.val.ethtype);
		fwr->ethtypem = htons(f->fs.mask.ethtype);
		fwr->frag_to_ovlan_vldm =
		(FW_FILTER_WR_FRAG_V(f->fs.val.frag) \|
		FW_FILTER_WR_FRAGM_V(f->fs.mask.frag) \|
		FW_FILTER_WR_IVLAN_VLD_V(f->fs.val.ivlan_vld) \|
		FW_FILTER_WR_OVLAN_VLD_V(f->fs.val.ovlan_vld) \|
		FW_FILTER_WR_IVLAN_VLDM_V(f->fs.mask.ivlan_vld) \|
		FW_FILTER_WR_OVLAN_VLDM_V(f->fs.mask.ovlan_vld));
		fwr->smac_sel = 0;
		fwr->rx_chan_rx_rpl_iq =
		htons(FW_FILTER_WR_RX_CHAN_V(0) \|
		FW_FILTER_WR_RX_RPL_IQ_V(adapter->sge.fw_evtq.abs_id));
		fwr->maci_to_matchtypem =
		htonl(FW_FILTER_WR_MACI_V(f->fs.val.macidx) \|
		FW_FILTER_WR_MACIM_V(f->fs.mask.macidx) \|
		FW_FILTER_WR_FCOE_V(f->fs.val.fcoe) \|
		FW_FILTER_WR_FCOEM_V(f->fs.mask.fcoe) \|
		FW_FILTER_WR_PORT_V(f->fs.val.iport) \|
		FW_FILTER_WR_PORTM_V(f->fs.mask.iport) \|
		FW_FILTER_WR_MATCHTYPE_V(f->fs.val.matchtype) \|
		FW_FILTER_WR_MATCHTYPEM_V(f->fs.mask.matchtype));
		fwr->ptcl = f->fs.val.proto;
		fwr->ptclm = f->fs.mask.proto;
		fwr->ttyp = f->fs.val.tos;
		fwr->ttypm = f->fs.mask.tos;
		fwr->ivlan = htons(f->fs.val.ivlan);
		fwr->ivlanm = htons(f->fs.mask.ivlan);
		fwr->ovlan = htons(f->fs.val.ovlan);
		fwr->ovlanm = htons(f->fs.mask.ovlan);
		memcpy(fwr->lip, f->fs.val.lip, sizeof(fwr->lip));
		memcpy(fwr->lipm, f->fs.mask.lip, sizeof(fwr->lipm));
		memcpy(fwr->fip, f->fs.val.fip, sizeof(fwr->fip));
		memcpy(fwr->fipm, f->fs.mask.fip, sizeof(fwr->fipm));
		fwr->lp = htons(f->fs.val.lport);
		fwr->lpm = htons(f->fs.mask.lport);
		fwr->fp = htons(f->fs.val.fport);
		fwr->fpm = htons(f->fs.mask.fport);
		if (f->fs.newsmac)
		memcpy(fwr->sma, f->fs.smac, sizeof(fwr->sma));

		/* Mark the filter as "pending" and ship off the Filter Work Request.
		* When we get the Work Request Reply we'll clear the pending status.
		*/
		f->pending = 1;
		set_wr_txq(skb, CPL_PRIORITY_CONTROL, f->fs.val.iport & 0x3);
		t4_ofld_send(adapter, skb);
		return 0;
		}

		/* Return an error number if the indicated filter isn't writable ... */
		int writable_filter(struct filter_entry *f)
		{
		if (f->locked)
		return -EPERM;
		if (f->pending)
		return -EBUSY;

		return 0;
		}

		/* Delete the filter at the specified index (if valid). The checks for all
		* the common problems with doing this like the filter being locked, currently
		* pending in another operation, etc.
		*/
		int delete_filter(struct adapter *adapter, unsigned int fidx)
		{
		struct filter_entry *f;
		int ret;

		if (fidx >= adapter->tids.nftids + adapter->tids.nsftids)
		return -EINVAL;

		f = &adapter->tids.ftid_tab[fidx];
		ret = writable_filter(f);
		if (ret)
		return ret;
		if (f->valid)
		return del_filter_wr(adapter, fidx);

		return 0;
		}

		/* Clear a filter and release any of its resources that we own. This also
		* clears the filter's "pending" status.
		*/
		void clear_filter(struct adapter adap, struct filter_entry f)
		{
		/* If the new or old filter have loopback rewriteing rules then we'll
		* need to free any existing Layer Two Table (L2T) entries of the old
		* filter rule. The firmware will handle freeing up any Source MAC
		* Table (SMT) entries used for rewriting Source MAC Addresses in
		* loopback rules.
		*/
		if (f->l2t)
		cxgb4_l2t_release(f->l2t);

		/* The zeroing of the filter rule below clears the filter valid,
		* pending, locked flags, l2t pointer, etc. so it's all we need for
		* this operation.
		*/
		memset(f, 0, sizeof(*f));
		}

		/* Handle a filter write/deletion reply. */
		void filter_rpl(struct adapter adap, const struct cpl_set_tcb_rpl rpl)
		{
		unsigned int idx = GET_TID(rpl);
		unsigned int nidx = idx - adap->tids.ftid_base;
		struct filter_entry *f;
		unsigned int ret;

		if (idx >= adap->tids.ftid_base && nidx <
		(adap->tids.nftids + adap->tids.nsftids)) {
		idx = nidx;
		ret = TCB_COOKIE_G(rpl->cookie);
		f = &adap->tids.ftid_tab[idx];

		if (ret == FW_FILTER_WR_FLT_DELETED) {
		/* Clear the filter when we get confirmation from the
		* hardware that the filter has been deleted.
		*/
		clear_filter(adap, f);
		} else if (ret == FW_FILTER_WR_SMT_TBL_FULL) {
		dev_err(adap->pdev_dev, "filter %u setup failed due to full SMT\n",
		idx);
		clear_filter(adap, f);
		} else if (ret == FW_FILTER_WR_FLT_ADDED) {
		f->smtidx = (be64_to_cpu(rpl->oldval) >> 24) & 0xff;
		f->pending = 0; /* asynchronous setup completed */
		f->valid = 1;
		} else {
		/* Something went wrong. Issue a warning about the
		* problem and clear everything out.
		*/
		dev_err(adap->pdev_dev, "filter %u setup failed with error %u\n",
		idx, ret);
		clear_filter(adap, f);
		}
		}
		}

drivers/net/ethernet/chelsio/cxgb4/cxgb4_filter.h

0 → 100644

+47 −0

Original line number	Diff line number	Diff line
		/*
		* This file is part of the Chelsio T4 Ethernet driver for Linux.
		*
		* Copyright (c) 2003-2016 Chelsio Communications, Inc. All rights reserved.
		*
		* This software is available to you under a choice of one of two
		* licenses. You may choose to be licensed under the terms of the GNU
		* General Public License (GPL) Version 2, available from the file
		* COPYING in the main directory of this source tree, or the
		* OpenIB.org BSD license below:
		*
		* 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.
		*
		* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
		* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
		* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
		* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
		* BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
		* ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
		* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
		* SOFTWARE.
		*/

		#ifndef __CXGB4_FILTER_H
		#define __CXGB4_FILTER_H

		#include "t4_msg.h"

		void filter_rpl(struct adapter adap, const struct cpl_set_tcb_rpl rpl);
		void clear_filter(struct adapter adap, struct filter_entry f);

		int set_filter_wr(struct adapter *adapter, int fidx);
		int delete_filter(struct adapter *adapter, unsigned int fidx);

		int writable_filter(struct filter_entry *f);
		#endif /* __CXGB4_FILTER_H */

drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c

+1 −263

Original line number	Diff line number	Diff line
		@@ -67,6 +67,7 @@
		#include <linux/crash_dump.h>

		#include "cxgb4.h"
		#include "cxgb4_filter.h"
		#include "t4_regs.h"
		#include "t4_values.h"
		#include "t4_msg.h"
		@@ -87,30 +88,6 @@ char cxgb4_driver_name[] = KBUILD_MODNAME;
		const char cxgb4_driver_version[] = DRV_VERSION;
		#define DRV_DESC "Chelsio T4/T5/T6 Network Driver"

		/* Host shadow copy of ingress filter entry. This is in host native format
		* and doesn't match the ordering or bit order, etc. of the hardware of the
		* firmware command. The use of bit-field structure elements is purely to
		* remind ourselves of the field size limitations and save memory in the case
		* where the filter table is large.
		*/
		struct filter_entry {
		/* Administrative fields for filter.
		*/
		u32 valid:1; /* filter allocated and valid */
		u32 locked:1; /* filter is administratively locked */

		u32 pending:1; /* filter action is pending firmware reply */
		u32 smtidx:8; /* Source MAC Table index for smac */
		struct l2t_entry l2t; / Layer Two Table entry for dmac */

		/* The filter itself. Most of this is a straight copy of information
		* provided by the extended ioctl(). Some fields are translated to
		* internal forms -- for instance the Ingress Queue ID passed in from
		* the ioctl() is translated into the Absolute Ingress Queue ID.
		*/
		struct ch_filter_specification fs;
		};

		#define DFLT_MSG_ENABLE (NETIF_MSG_DRV \| NETIF_MSG_PROBE \| NETIF_MSG_LINK \| \
		NETIF_MSG_TIMER \| NETIF_MSG_IFDOWN \| NETIF_MSG_IFUP \|\
		NETIF_MSG_RX_ERR \| NETIF_MSG_TX_ERR)
		@@ -527,66 +504,6 @@ static void dcb_rpl(struct adapter adap, const struct fw_port_cmd pcmd)
		}
		#endif /* CONFIG_CHELSIO_T4_DCB */

		/* Clear a filter and release any of its resources that we own. This also
		* clears the filter's "pending" status.
		*/
		static void clear_filter(struct adapter adap, struct filter_entry f)
		{
		/* If the new or old filter have loopback rewriteing rules then we'll
		* need to free any existing Layer Two Table (L2T) entries of the old
		* filter rule. The firmware will handle freeing up any Source MAC
		* Table (SMT) entries used for rewriting Source MAC Addresses in
		* loopback rules.
		*/
		if (f->l2t)
		cxgb4_l2t_release(f->l2t);

		/* The zeroing of the filter rule below clears the filter valid,
		* pending, locked flags, l2t pointer, etc. so it's all we need for
		* this operation.
		*/
		memset(f, 0, sizeof(*f));
		}

		/* Handle a filter write/deletion reply.
		*/
		static void filter_rpl(struct adapter adap, const struct cpl_set_tcb_rpl rpl)
		{
		unsigned int idx = GET_TID(rpl);
		unsigned int nidx = idx - adap->tids.ftid_base;
		unsigned int ret;
		struct filter_entry *f;

		if (idx >= adap->tids.ftid_base && nidx <
		(adap->tids.nftids + adap->tids.nsftids)) {
		idx = nidx;
		ret = TCB_COOKIE_G(rpl->cookie);
		f = &adap->tids.ftid_tab[idx];

		if (ret == FW_FILTER_WR_FLT_DELETED) {
		/* Clear the filter when we get confirmation from the
		* hardware that the filter has been deleted.
		*/
		clear_filter(adap, f);
		} else if (ret == FW_FILTER_WR_SMT_TBL_FULL) {
		dev_err(adap->pdev_dev, "filter %u setup failed due to full SMT\n",
		idx);
		clear_filter(adap, f);
		} else if (ret == FW_FILTER_WR_FLT_ADDED) {
		f->smtidx = (be64_to_cpu(rpl->oldval) >> 24) & 0xff;
		f->pending = 0; /* asynchronous setup completed */
		f->valid = 1;
		} else {
		/* Something went wrong. Issue a warning about the
		* problem and clear everything out.
		*/
		dev_err(adap->pdev_dev, "filter %u setup failed with error %u\n",
		idx, ret);
		clear_filter(adap, f);
		}
		}
		}

		/* Response queue handler for the FW event queue.
		*/
		static int fwevtq_handler(struct sge_rspq q, const __be64 rsp,
		@@ -1026,151 +943,6 @@ void t4_free_mem(void *addr)
		kvfree(addr);
		}

		/* Send a Work Request to write the filter at a specified index. We construct
		* a Firmware Filter Work Request to have the work done and put the indicated
		* filter into "pending" mode which will prevent any further actions against
		* it till we get a reply from the firmware on the completion status of the
		* request.
		*/
		static int set_filter_wr(struct adapter *adapter, int fidx)
		{
		struct filter_entry *f = &adapter->tids.ftid_tab[fidx];
		struct sk_buff *skb;
		struct fw_filter_wr *fwr;
		unsigned int ftid;

		skb = alloc_skb(sizeof(*fwr), GFP_KERNEL);
		if (!skb)
		return -ENOMEM;

		/* If the new filter requires loopback Destination MAC and/or VLAN
		* rewriting then we need to allocate a Layer 2 Table (L2T) entry for
		* the filter.
		*/
		if (f->fs.newdmac \|\| f->fs.newvlan) {
		/* allocate L2T entry for new filter */
		f->l2t = t4_l2t_alloc_switching(adapter, f->fs.vlan,
		f->fs.eport, f->fs.dmac);
		if (f->l2t == NULL) {
		kfree_skb(skb);
		return -ENOMEM;
		}
		}

		ftid = adapter->tids.ftid_base + fidx;

		fwr = (struct fw_filter_wr )__skb_put(skb, sizeof(fwr));
		memset(fwr, 0, sizeof(*fwr));

		/* It would be nice to put most of the following in t4_hw.c but most
		* of the work is translating the cxgbtool ch_filter_specification
		* into the Work Request and the definition of that structure is
		* currently in cxgbtool.h which isn't appropriate to pull into the
		* common code. We may eventually try to come up with a more neutral
		* filter specification structure but for now it's easiest to simply
		* put this fairly direct code in line ...
		*/
		fwr->op_pkd = htonl(FW_WR_OP_V(FW_FILTER_WR));
		fwr->len16_pkd = htonl(FW_WR_LEN16_V(sizeof(*fwr)/16));
		fwr->tid_to_iq =
		htonl(FW_FILTER_WR_TID_V(ftid) \|
		FW_FILTER_WR_RQTYPE_V(f->fs.type) \|
		FW_FILTER_WR_NOREPLY_V(0) \|
		FW_FILTER_WR_IQ_V(f->fs.iq));
		fwr->del_filter_to_l2tix =
		htonl(FW_FILTER_WR_RPTTID_V(f->fs.rpttid) \|
		FW_FILTER_WR_DROP_V(f->fs.action == FILTER_DROP) \|
		FW_FILTER_WR_DIRSTEER_V(f->fs.dirsteer) \|
		FW_FILTER_WR_MASKHASH_V(f->fs.maskhash) \|
		FW_FILTER_WR_DIRSTEERHASH_V(f->fs.dirsteerhash) \|
		FW_FILTER_WR_LPBK_V(f->fs.action == FILTER_SWITCH) \|
		FW_FILTER_WR_DMAC_V(f->fs.newdmac) \|
		FW_FILTER_WR_SMAC_V(f->fs.newsmac) \|
		FW_FILTER_WR_INSVLAN_V(f->fs.newvlan == VLAN_INSERT \|\|
		f->fs.newvlan == VLAN_REWRITE) \|
		FW_FILTER_WR_RMVLAN_V(f->fs.newvlan == VLAN_REMOVE \|\|
		f->fs.newvlan == VLAN_REWRITE) \|
		FW_FILTER_WR_HITCNTS_V(f->fs.hitcnts) \|
		FW_FILTER_WR_TXCHAN_V(f->fs.eport) \|
		FW_FILTER_WR_PRIO_V(f->fs.prio) \|
		FW_FILTER_WR_L2TIX_V(f->l2t ? f->l2t->idx : 0));
		fwr->ethtype = htons(f->fs.val.ethtype);
		fwr->ethtypem = htons(f->fs.mask.ethtype);
		fwr->frag_to_ovlan_vldm =
		(FW_FILTER_WR_FRAG_V(f->fs.val.frag) \|
		FW_FILTER_WR_FRAGM_V(f->fs.mask.frag) \|
		FW_FILTER_WR_IVLAN_VLD_V(f->fs.val.ivlan_vld) \|
		FW_FILTER_WR_OVLAN_VLD_V(f->fs.val.ovlan_vld) \|
		FW_FILTER_WR_IVLAN_VLDM_V(f->fs.mask.ivlan_vld) \|
		FW_FILTER_WR_OVLAN_VLDM_V(f->fs.mask.ovlan_vld));
		fwr->smac_sel = 0;
		fwr->rx_chan_rx_rpl_iq =
		htons(FW_FILTER_WR_RX_CHAN_V(0) \|
		FW_FILTER_WR_RX_RPL_IQ_V(adapter->sge.fw_evtq.abs_id));
		fwr->maci_to_matchtypem =
		htonl(FW_FILTER_WR_MACI_V(f->fs.val.macidx) \|
		FW_FILTER_WR_MACIM_V(f->fs.mask.macidx) \|
		FW_FILTER_WR_FCOE_V(f->fs.val.fcoe) \|
		FW_FILTER_WR_FCOEM_V(f->fs.mask.fcoe) \|
		FW_FILTER_WR_PORT_V(f->fs.val.iport) \|
		FW_FILTER_WR_PORTM_V(f->fs.mask.iport) \|
		FW_FILTER_WR_MATCHTYPE_V(f->fs.val.matchtype) \|
		FW_FILTER_WR_MATCHTYPEM_V(f->fs.mask.matchtype));
		fwr->ptcl = f->fs.val.proto;
		fwr->ptclm = f->fs.mask.proto;
		fwr->ttyp = f->fs.val.tos;
		fwr->ttypm = f->fs.mask.tos;
		fwr->ivlan = htons(f->fs.val.ivlan);
		fwr->ivlanm = htons(f->fs.mask.ivlan);
		fwr->ovlan = htons(f->fs.val.ovlan);
		fwr->ovlanm = htons(f->fs.mask.ovlan);
		memcpy(fwr->lip, f->fs.val.lip, sizeof(fwr->lip));
		memcpy(fwr->lipm, f->fs.mask.lip, sizeof(fwr->lipm));
		memcpy(fwr->fip, f->fs.val.fip, sizeof(fwr->fip));
		memcpy(fwr->fipm, f->fs.mask.fip, sizeof(fwr->fipm));
		fwr->lp = htons(f->fs.val.lport);
		fwr->lpm = htons(f->fs.mask.lport);
		fwr->fp = htons(f->fs.val.fport);
		fwr->fpm = htons(f->fs.mask.fport);
		if (f->fs.newsmac)
		memcpy(fwr->sma, f->fs.smac, sizeof(fwr->sma));

		/* Mark the filter as "pending" and ship off the Filter Work Request.
		* When we get the Work Request Reply we'll clear the pending status.
		*/
		f->pending = 1;
		set_wr_txq(skb, CPL_PRIORITY_CONTROL, f->fs.val.iport & 0x3);
		t4_ofld_send(adapter, skb);
		return 0;
		}

		/* Delete the filter at a specified index.
		*/
		static int del_filter_wr(struct adapter *adapter, int fidx)
		{
		struct filter_entry *f = &adapter->tids.ftid_tab[fidx];
		struct sk_buff *skb;
		struct fw_filter_wr *fwr;
		unsigned int len, ftid;

		len = sizeof(*fwr);
		ftid = adapter->tids.ftid_base + fidx;

		skb = alloc_skb(len, GFP_KERNEL);
		if (!skb)
		return -ENOMEM;

		fwr = (struct fw_filter_wr *)__skb_put(skb, len);
		t4_mk_filtdelwr(ftid, fwr, adapter->sge.fw_evtq.abs_id);

		/* Mark the filter as "pending" and ship off the Filter Work Request.
		* When we get the Work Request Reply we'll clear the pending status.
		*/
		f->pending = 1;
		t4_mgmt_tx(adapter, skb);
		return 0;
		}

		static u16 cxgb_select_queue(struct net_device dev, struct sk_buff skb,
		void *accel_priv, select_queue_fallback_t fallback)
		{
		@@ -2514,40 +2286,6 @@ static int cxgb_close(struct net_device *dev)
		return t4_enable_vi(adapter, adapter->pf, pi->viid, false, false);
		}

		/* Return an error number if the indicated filter isn't writable ...
		*/
		static int writable_filter(struct filter_entry *f)
		{
		if (f->locked)
		return -EPERM;
		if (f->pending)
		return -EBUSY;

		return 0;
		}

		/* Delete the filter at the specified index (if valid). The checks for all
		* the common problems with doing this like the filter being locked, currently
		* pending in another operation, etc.
		*/
		static int delete_filter(struct adapter *adapter, unsigned int fidx)
		{
		struct filter_entry *f;
		int ret;

		if (fidx >= adapter->tids.nftids + adapter->tids.nsftids)
		return -EINVAL;

		f = &adapter->tids.ftid_tab[fidx];
		ret = writable_filter(f);
		if (ret)
		return ret;
		if (f->valid)
		return del_filter_wr(adapter, fidx);

		return 0;
		}

		int cxgb4_create_server_filter(const struct net_device *dev, unsigned int stid,
		__be32 sip, __be16 sport, __be16 vlan,
		unsigned int queue, unsigned char port, unsigned char mask)

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