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Jacob Keller 9733cc94c5 ice: process 1588 PTP capabilities during initialization
The device firmware reports PTP clock capabilities to each PF during
initialization. This includes various information for both the overall
device and the individual function, including

For functions:
* whether this function has timesync enabled
* whether this function owns one of the 2 possible clock timers, and
  which one
* which timer the function is associated with
* the clock frequency, if the device supports multiple clock frequencies
* The GPIO pin association for the timer owned by this PF, if any

For the device:
* Which PF owns timer 0, if any
* Which PF owns timer 1, if any
* whether timer 0 is enabled
* whether timer 1 is enabled

Extract the bits from the capabilities information reported by firmware
and store them in the device and function capability structures.o

This information will be used in a future change to have the function
driver enable PTP hardware clock support.

Signed-off-by: Jacob Keller <jacob.e.keller@intel.com>
Tested-by: Tony Brelinski <tonyx.brelinski@intel.com>
Signed-off-by: Tony Nguyen <anthony.l.nguyen@intel.com>
2021-06-11 07:38:00 -07:00
arch Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net 2021-05-27 09:55:10 -07:00
block block-5.13-2021-05-22 2021-05-22 07:40:34 -10:00
certs
crypto
Documentation net/mlx5: Bridge, add tracepoints 2021-06-09 18:36:12 -07:00
drivers ice: process 1588 PTP capabilities during initialization 2021-06-11 07:38:00 -07:00
fs proc: Check /proc/$pid/attr/ writes against file opener 2021-05-25 10:24:41 -10:00
include mlx5-updates-2021-06-09 2021-06-10 13:36:37 -07:00
init
ipc ipc/mqueue, msg, sem: avoid relying on a stack reference past its expiry 2021-05-22 15:09:07 -10:00
kernel Merge ra.kernel.org:/pub/scm/linux/kernel/git/netdev/net 2021-06-07 13:01:52 -07:00
lib lib: kunit: suppress a compilation warning of frame size 2021-05-22 15:09:07 -10:00
LICENSES
mm userfaultfd: hugetlbfs: fix new flag usage in error path 2021-05-22 15:09:07 -10:00
net dccp: tfrc: fix doc warnings in tfrc_equation.c 2021-06-10 14:08:49 -07:00
samples samples: pktgen: add UDP tx checksum support 2021-05-28 14:52:13 -07:00
scripts kbuild: Quote OBJCOPY var to avoid a pahole call break the build 2021-05-27 11:32:56 -07:00
security
sound
tools selftests: devlink_lib: Fix bouncing of netdevsim DEVLINK_DEV 2021-06-08 14:39:07 -07:00
usr
virt
.clang-format
.cocciconfig
.get_maintainer.ignore
.gitattributes
.gitignore
.mailmap
COPYING
CREDITS
Kbuild
Kconfig
MAINTAINERS Revert "nvme-tcp-offload: ULP Series" 2021-06-09 14:57:23 -07:00
Makefile Linux 5.13-rc3 2021-05-23 11:42:48 -10:00
README

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.