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Russell King (Oracle) c762b7fac1 net: mvneta: deny disabling autoneg for 802.3z modes
The documentation for Armada 38x says:

  Bit 2 Field InBandAnEn In-band Auto-Negotiation enable. ...
  When <PortType> = 1 (1000BASE-X) this field must be set to 1.

We presently ignore whether userspace requests autonegotiation or not
through the ethtool ksettings interface. However, we have some network
interfaces that wish to do this. To offer a consistent API across
network interfaces, deny the ability to disable autonegotiation on
mvneta hardware when in 1000BASE-X and 2500BASE-X.

This means the only way to switch between 2500BASE-X and 1000BASE-X
on SFPs that support this will be:

 # ethtool -s ethX advertise 0x20000002000 # 1000BASE-X Pause
 # ethtool -s ethX advertise 0xa000        # 2500BASE-X Pause

Signed-off-by: Russell King (Oracle) <rmk+kernel@armlinux.org.uk>
Acked-by: Marek Behún <kabel@kernel.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
2021-07-20 07:19:19 -07:00
arch arm64: dts: qcom: sc7180: define ipa_fw_mem node 2021-07-20 07:10:40 -07:00
block block-5.14-2021-07-08 2021-07-09 12:05:33 -07:00
certs Kbuild updates for v5.13 (2nd) 2021-05-08 10:00:11 -07:00
crypto Merge branch 'linus' of git://git.kernel.org/pub/scm/linux/kernel/git/herbert/crypto-2.6 2021-07-09 11:00:44 -07:00
Documentation dt-bindings: net: qcom,ipa: make imem interconnect optional 2021-07-20 07:10:40 -07:00
drivers net: mvneta: deny disabling autoneg for 802.3z modes 2021-07-20 07:19:19 -07:00
fs fs: add vfs_parse_fs_param_source() helper 2021-07-14 09:19:06 -07:00
include net: switchdev: introduce a fanout helper for SWITCHDEV_FDB_{ADD,DEL}_TO_DEVICE 2021-07-20 07:04:27 -07:00
init Kbuild updates for v5.14 2021-07-10 11:01:38 -07:00
ipc Merge branch 'akpm' (patches from Andrew) 2021-07-02 12:08:10 -07:00
kernel Merge git://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf-next 2021-07-15 22:40:10 -07:00
lib mm/page_alloc: Revert pahole zero-sized workaround 2021-07-10 16:09:39 -07:00
LICENSES LICENSES: Add the CC-BY-4.0 license 2020-12-08 10:33:27 -07:00
mm memcg: enable accounting for IP address and routing-related objects 2021-07-20 06:00:38 -07:00
net net: ipv4: add capability check for net administration 2021-07-20 07:15:22 -07:00
samples Merge git://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf-next 2021-07-15 22:40:10 -07:00
scripts Merge git://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf-next 2021-07-15 22:40:10 -07:00
security asm-generic/unaligned: Unify asm/unaligned.h around struct helper 2021-07-02 12:43:40 -07:00
sound sound fixes for 5.14-rc1 2021-07-09 11:40:26 -07:00
tools selftests: net: veth: add tests for set_channel 2021-07-20 06:11:18 -07:00
usr .gitignore: prefix local generated files with a slash 2021-05-02 00:43:35 +09:00
virt Merge branch 'akpm' (patches from Andrew) 2021-06-29 17:29:11 -07:00
.clang-format clang-format: Update with the latest for_each macro list 2021-05-12 23:32:39 +02:00
.cocciconfig
.get_maintainer.ignore Opt out of scripts/get_maintainer.pl 2019-05-16 10:53:40 -07:00
.gitattributes .gitattributes: use 'dts' diff driver for dts files 2019-12-04 19:44:11 -08:00
.gitignore .gitignore: ignore only top-level modules.builtin 2021-05-02 00:43:35 +09:00
.mailmap m68k updates for v5.14 2021-06-28 14:01:03 -07:00
COPYING COPYING: state that all contributions really are covered by this file 2020-02-10 13:32:20 -08:00
CREDITS MAINTAINERS: move Murali Karicheri to credits 2021-04-29 15:47:30 -07:00
Kbuild kbuild: rename hostprogs-y/always to hostprogs/always-y 2020-02-04 01:53:07 +09:00
Kconfig kbuild: ensure full rebuild when the compiler is updated 2020-05-12 13:28:33 +09:00
MAINTAINERS net: phy: add Maxlinear GPY115/21x/24x driver 2021-07-20 06:55:20 -07:00
Makefile Linux 5.14-rc1 2021-07-11 15:07:40 -07:00
README Drop all 00-INDEX files from Documentation/ 2018-09-09 15:08:58 -06:00

Linux kernel
============

There are several guides for kernel developers and users. These guides can
be rendered in a number of formats, like HTML and PDF. Please read
Documentation/admin-guide/README.rst first.

In order to build the documentation, use ``make htmldocs`` or
``make pdfdocs``.  The formatted documentation can also be read online at:

    https://www.kernel.org/doc/html/latest/

There are various text files in the Documentation/ subdirectory,
several of them using the Restructured Text markup notation.

Please read the Documentation/process/changes.rst file, as it contains the
requirements for building and running the kernel, and information about
the problems which may result by upgrading your kernel.