On Tue, Oct 08, 2019 at 03:58:51PM +0300, Vladimir Oltean wrote:

> Dave, do you think you can somehow integrate this patch into net-next
> as well, so that I can send some further patches that depend on the
> newly introduced ptp_sts member of struct spi_transfer without waiting
> for another kernel release?

Ugh, it'd have been good to have been more aware of this before applying
things since I put them on the one development branch (I used to make
more topic branches but Linus doesn't like them).  I've pulled things
out into a branch with a signed tag for merging into other trees:

The following changes since commit 54ecb8f7028c5eb3d740bb82b0f1d90f2df63c5c:

  Linux 5.4-rc1 (2019-09-30 10:35:40 -0700)

are available in the Git repository at:

  https://git.kernel.org/pub/scm/linux/kernel/git/broonie/spi.git tags/spi-ptp-api

for you to fetch changes up to 79591b7db21d255db158afaa48c557dcab631a1c:

  spi: Add a PTP system timestamp to the transfer structure (2019-10-08 17:38:15 +0100)

----------------------------------------------------------------
spi: Add a PTP API

For detailed timestamping of operations.

----------------------------------------------------------------
Vladimir Oltean (1):
      spi: Add a PTP system timestamp to the transfer structure

 drivers/spi/spi.c       | 127 ++++++++++++++++++++++++++++++++++++++++++++++++
 include/linux/spi/spi.h |  61 +++++++++++++++++++++++
 2 files changed, 188 insertions(+)