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Message-Id: <1378336629-24224-9-git-send-email-jeffrey.t.kirsher@intel.com> Date: Wed, 4 Sep 2013 16:17:09 -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 v4 8/8] i40e: include i40e in kernel proper From: Jesse Brandeburg <jesse.brandeburg@...el.com> This patch adds the Kconfig, i40e.txt, 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> Tested-by: Kavindya Deegala <kavindya.s.deegala@...el.com> CC: PJ Waskiewicz <peter.p.waskiewicz.jr@...el.com> CC: e1000-devel@...ts.sourceforge.net Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@...el.com> --- v1: this is the initial submittal v2: no significant changes v3: no significant changes v4: 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 705bb96..b51e158 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 -- To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
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