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Message-Id: <1377866347-23846-9-git-send-email-jeffrey.t.kirsher@intel.com>
Date:	Fri, 30 Aug 2013 05:39:07 -0700
From:	Jeff Kirsher <jeffrey.t.kirsher@...el.com>
To:	davem@...emloft.net
Cc:	Jesse Brandeburg <jesse.brandeburg@...el.com>,
	netdev@...r.kernel.org, gospo@...hat.com, sassmann@...hat.com,
	Shannon Nelson <shannon.nelson@...el.com>,
	PJ Waskiewicz <peter.p.waskiewicz.jr@...el.com>,
	e1000-devel@...ts.sourceforge.net,
	Jeff Kirsher <jeffrey.t.kirsher@...el.com>
Subject: [net-next v3 8/8] i40e: include i40e in kernel proper

From: Jesse Brandeburg <jesse.brandeburg@...el.com>

This patch adds the Kconfig, readme, MAINTAINERS and Kbuild
changes to build i40e with the kernel.

New driver build option is CONFIG_I40E

Signed-off-by: Jesse Brandeburg <jesse.brandeburg@...el.com>
Signed-off-by: Shannon Nelson <shannon.nelson@...el.com>
CC: PJ Waskiewicz <peter.p.waskiewicz.jr@...el.com>
CC: e1000-devel@...ts.sourceforge.net
Tested-by: Kavindya Deegala <kavindya.s.deegala@...el.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@...el.com>
---
v1: this is the initial submittal
v2: no significant changes
---
 Documentation/networking/00-INDEX      |   2 +
 Documentation/networking/i40e.txt      | 115 +++++++++++++++++++++++++++++++++
 MAINTAINERS                            |   3 +-
 drivers/net/ethernet/intel/Kconfig     |  18 ++++++
 drivers/net/ethernet/intel/Makefile    |   1 +
 drivers/net/ethernet/intel/i40e/Kbuild |  45 +++++++++++++
 6 files changed, 183 insertions(+), 1 deletion(-)
 create mode 100644 Documentation/networking/i40e.txt
 create mode 100644 drivers/net/ethernet/intel/i40e/Kbuild

diff --git a/Documentation/networking/00-INDEX b/Documentation/networking/00-INDEX
index 18b64b2..f11580f 100644
--- a/Documentation/networking/00-INDEX
+++ b/Documentation/networking/00-INDEX
@@ -86,6 +86,8 @@ generic_netlink.txt
 	- info on Generic Netlink
 gianfar.txt
 	- Gianfar Ethernet Driver.
+i40e.txt
+	- README for the Intel Ethernet Controller XL710 Driver (i40e).
 ieee802154.txt
 	- Linux IEEE 802.15.4 implementation, API and drivers
 igb.txt
diff --git a/Documentation/networking/i40e.txt b/Documentation/networking/i40e.txt
new file mode 100644
index 0000000..f737273
--- /dev/null
+++ b/Documentation/networking/i40e.txt
@@ -0,0 +1,115 @@
+Linux Base Driver for the Intel(R) Ethernet Controller XL710 Family
+===================================================================
+
+Intel i40e Linux driver.
+Copyright(c) 2013 Intel Corporation.
+
+Contents
+========
+
+- Identifying Your Adapter
+- Additional Configurations
+- Performance Tuning
+- Known Issues
+- Support
+
+
+Identifying Your Adapter
+========================
+
+The driver in this release is compatible with the Intel Ethernet
+Controller XL710 Family.
+
+For more information on how to identify your adapter, go to the Adapter &
+Driver ID Guide at:
+
+    http://support.intel.com/support/network/sb/CS-012904.htm
+
+
+Enabling the driver
+===================
+
+The driver is enabled via the standard kernel configuration system,
+using the make command:
+
+     Make oldconfig/silentoldconfig/menuconfig/etc.
+
+The driver is located in the menu structure at:
+
+	-> Device Drivers
+	  -> Network device support (NETDEVICES [=y])
+	    -> Ethernet driver support
+	      -> Intel devices
+	        -> Intel(R) Ethernet Controller XL710 Family
+
+Additional Configurations
+=========================
+
+  Generic Receive Offload (GRO)
+  -----------------------------
+  The driver supports the in-kernel software implementation of GRO.  GRO has
+  shown that by coalescing Rx traffic into larger chunks of data, CPU
+  utilization can be significantly reduced when under large Rx load.  GRO is
+  an evolution of the previously-used LRO interface.  GRO is able to coalesce
+  other protocols besides TCP.  It's also safe to use with configurations that
+  are problematic for LRO, namely bridging and iSCSI.
+
+  Ethtool
+  -------
+  The driver utilizes the ethtool interface for driver configuration and
+  diagnostics, as well as displaying statistical information. The latest
+  ethtool version is required for this functionality.
+
+  The latest release of ethtool can be found from
+  https://www.kernel.org/pub/software/network/ethtool
+
+  Data Center Bridging (DCB)
+  --------------------------
+  DCB configuration is not currently supported.
+
+  FCoE
+  ----
+  Fiber Channel over Ethernet (FCoE) hardware offload is not currently
+  supported.
+
+  MAC and VLAN anti-spoofing feature
+  ----------------------------------
+  When a malicious driver attempts to send a spoofed packet, it is dropped by
+  the hardware and not transmitted.  An interrupt is sent to the PF driver
+  notifying it of the spoof attempt.
+
+  When a spoofed packet is detected the PF driver will send the following
+  message to the system log (displayed by  the "dmesg" command):
+
+  Spoof event(s) detected on VF (n)
+
+  Where n=the VF that attempted to do the spoofing.
+
+
+Performance Tuning
+==================
+
+An excellent article on performance tuning can be found at:
+
+http://www.redhat.com/promo/summit/2008/downloads/pdf/Thursday/Mark_Wagner.pdf
+
+
+Known Issues
+============
+
+
+Support
+=======
+
+For general information, go to the Intel support website at:
+
+    http://support.intel.com
+
+or the Intel Wired Networking project hosted by Sourceforge at:
+
+    http://e1000.sourceforge.net
+
+If an issue is identified with the released source code on the supported
+kernel with a supported adapter, email the specific information related
+to the issue to e1000-devel@...ts.sourceforge.net and copy
+netdev@...r.kernel.org.
diff --git a/MAINTAINERS b/MAINTAINERS
index b2887c5..4c7327c 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -4300,7 +4300,7 @@ M:	Deepak Saxena <dsaxena@...xity.net>
 S:	Maintained
 F:	drivers/char/hw_random/ixp4xx-rng.c
 
-INTEL ETHERNET DRIVERS (e100/e1000/e1000e/igb/igbvf/ixgb/ixgbe/ixgbevf)
+INTEL ETHERNET DRIVERS (e100/e1000/e1000e/igb/igbvf/ixgb/ixgbe/ixgbevf/i40e)
 M:	Jeff Kirsher <jeffrey.t.kirsher@...el.com>
 M:	Jesse Brandeburg <jesse.brandeburg@...el.com>
 M:	Bruce Allan <bruce.w.allan@...el.com>
@@ -4325,6 +4325,7 @@ F:	Documentation/networking/igbvf.txt
 F:	Documentation/networking/ixgb.txt
 F:	Documentation/networking/ixgbe.txt
 F:	Documentation/networking/ixgbevf.txt
+F:	Documentation/networking/i40e.txt
 F:	drivers/net/ethernet/intel/
 
 INTEL PRO/WIRELESS 2100, 2200BG, 2915ABG NETWORK CONNECTION SUPPORT
diff --git a/drivers/net/ethernet/intel/Kconfig b/drivers/net/ethernet/intel/Kconfig
index f0e7ed2..149ac85 100644
--- a/drivers/net/ethernet/intel/Kconfig
+++ b/drivers/net/ethernet/intel/Kconfig
@@ -241,4 +241,22 @@ config IXGBEVF
 	  will be called ixgbevf.  MSI-X interrupt support is required
 	  for this driver to work correctly.
 
+config I40E
+	tristate "Intel(R) Ethernet Controller XL710 Family support"
+	depends on PCI
+	---help---
+	  This driver supports Intel(R) Ethernet Controller XL710 Family of
+	  devices.  For more information on how to identify your adapter, go
+	  to the Adapter & Driver ID Guide at:
+
+	  <http://support.intel.com/support/network/adapter/pro100/21397.htm>
+
+	  For general information and support, go to the Intel support
+	  website at:
+
+	  <http://support.intel.com>
+
+	  To compile this driver as a module, choose M here. The module
+	  will be called i40e.
+
 endif # NET_VENDOR_INTEL
diff --git a/drivers/net/ethernet/intel/Makefile b/drivers/net/ethernet/intel/Makefile
index c8210e6..5bae933 100644
--- a/drivers/net/ethernet/intel/Makefile
+++ b/drivers/net/ethernet/intel/Makefile
@@ -9,4 +9,5 @@ obj-$(CONFIG_IGB) += igb/
 obj-$(CONFIG_IGBVF) += igbvf/
 obj-$(CONFIG_IXGBE) += ixgbe/
 obj-$(CONFIG_IXGBEVF) += ixgbevf/
+obj-$(CONFIG_I40E) += i40e/
 obj-$(CONFIG_IXGB) += ixgb/
diff --git a/drivers/net/ethernet/intel/i40e/Kbuild b/drivers/net/ethernet/intel/i40e/Kbuild
new file mode 100644
index 0000000..00b41c7
--- /dev/null
+++ b/drivers/net/ethernet/intel/i40e/Kbuild
@@ -0,0 +1,45 @@
+################################################################################
+#
+# Intel Ethernet Controller XL710 Family Linux Driver
+# Copyright(c) 2013 Intel Corporation.
+#
+# 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.
+#
+# The full GNU General Public License is included in this distribution in
+# the file called "COPYING".
+#
+# Contact Information:
+# e1000-devel Mailing List <e1000-devel@...ts.sourceforge.net>
+# Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
+#
+################################################################################
+
+#
+# Makefile for the Intel(R) Ethernet Connection XL710 (i40e.ko) driver
+#
+
+obj-$(CONFIG_I40E) += i40e.o
+
+i40e-objs := i40e_main.o \
+	i40e_ethtool.o	\
+	i40e_adminq.o	\
+	i40e_common.o	\
+	i40e_hmc.o	\
+	i40e_lan_hmc.o	\
+	i40e_nvm.o	\
+	i40e_sysfs.o	\
+	i40e_debugfs.o	\
+	i40e_diag.o	\
+	i40e_txrx.o	\
+	i40e_virtchnl_pf.o
-- 
1.8.3.1

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