Merge branch 'cxgb4-next'

Anish Bhatt says:

====================
cxgb4 : Add DCBx support to Chelsio cxgb4 driver

This patchset adds support for DCBx via dcbnl_ops to the cxgb4
driver. This should enable cxgb4 to work with open-lldp and the
like. The last patch only updates copyright year.

v2 : move inclusion of struct port_dcb_info to the same patch as where it is defined.
====================

Signed-off-by: David S. Miller <davem@davemloft.net>

drivers/net/ethernet/chelsio/Kconfig

@@ -86,6 +86,17 @@ config CHELSIO_T4
 	  To compile this driver as a module choose M here; the module
 	  will be called cxgb4.
 
+config CHELSIO_T4_DCB
+	bool "Data Center Bridging (DCB) Support for Chelsio T4/T5 cards"
+	default n
+	depends on CHELSIO_T4 && DCB
+	---help---
+	  Enable DCB support through rtNetlink interface.
+	  Say Y here if you want to enable Data Center Bridging (DCB) support
+	  in the driver.
+
+	  If unsure, say N.
+
 config CHELSIO_T4VF
 	tristate "Chelsio Communications T4/T5 Virtual Function Ethernet support"
 	depends on PCI

drivers/net/ethernet/chelsio/cxgb4/Makefile

@@ -5,3 +5,4 @@
 obj-$(CONFIG_CHELSIO_T4) += cxgb4.o
 
 cxgb4-objs := cxgb4_main.o l2t.o t4_hw.o sge.o
+cxgb4-$(CONFIG_CHELSIO_T4_DCB) +=  cxgb4_dcb.o

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

@@ -1,7 +1,7 @@
 /*
  * This file is part of the Chelsio T4 Ethernet driver for Linux.
  *
- * Copyright (c) 2003-2010 Chelsio Communications, Inc. All rights reserved.
+ * Copyright (c) 2003-2014 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
@@ -373,6 +373,8 @@ enum {
 struct adapter;
 struct sge_rspq;
 
+#include "cxgb4_dcb.h"
+
 struct port_info {
 	struct adapter *adapter;
 	u16    viid;
@@ -389,6 +391,9 @@ struct port_info {
 	u8     rss_mode;
 	struct link_config link_cfg;
 	u16   *rss;
+#ifdef CONFIG_CHELSIO_T4_DCB
+	struct port_dcb_info dcb;     /* Data Center Bridging support */
+#endif
 };
 
 struct dentry;
@@ -1007,6 +1012,10 @@ int t4_query_params(struct adapter *adap, unsigned int mbox, unsigned int pf,
 int t4_set_params(struct adapter *adap, unsigned int mbox, unsigned int pf,
 		  unsigned int vf, unsigned int nparams, const u32 *params,
 		  const u32 *val);
+int t4_set_params_nosleep(struct adapter *adap, unsigned int mbox,
+			  unsigned int pf, unsigned int vf,
+			  unsigned int nparams, const u32 *params,
+			  const u32 *val);
 int t4_cfg_pfvf(struct adapter *adap, unsigned int mbox, unsigned int pf,
 		unsigned int vf, unsigned int txq, unsigned int txq_eth_ctrl,
 		unsigned int rxqi, unsigned int rxq, unsigned int tc,
@@ -1025,6 +1034,8 @@ int t4_change_mac(struct adapter *adap, unsigned int mbox, unsigned int viid,
 		  int idx, const u8 *addr, bool persist, bool add_smt);
 int t4_set_addr_hash(struct adapter *adap, unsigned int mbox, unsigned int viid,
 		     bool ucast, u64 vec, bool sleep_ok);
+int t4_enable_vi_params(struct adapter *adap, unsigned int mbox,
+			unsigned int viid, bool rx_en, bool tx_en, bool dcb_en);
 int t4_enable_vi(struct adapter *adap, unsigned int mbox, unsigned int viid,
 		 bool rx_en, bool tx_en);
 int t4_identify_port(struct adapter *adap, unsigned int mbox, unsigned int viid,