On Wed, May 15, 2019 at 09:48:12AM -0700, Douglas Anderson wrote:
> Right now the only way to get the SPI pumping thread bumped up to
> realtime priority is for the controller to request it.  However it may
> be that the controller works fine with the normal priority but
> communication to a particular SPI device on the bus needs realtime
> priority.

The following changes since commit a188339ca5a396acc588e5851ed7e19f66b0ebd9:

  Linux 5.2-rc1 (2019-05-19 15:47:09 -0700)

are available in the Git repository at:

  https://git.kernel.org/pub/scm/linux/kernel/git/broonie/spi.git tags/spi-rt-pump

for you to fetch changes up to 924b5867e7bd6a6a98014f0517b747465b108011:

  spi: Allow SPI devices to request the pumping thread be realtime (2019-05-23 14:44:02 +0100)

----------------------------------------------------------------
spi: Allow setting pump to RT priority

----------------------------------------------------------------
Douglas Anderson (1):
      spi: Allow SPI devices to request the pumping thread be realtime

 drivers/spi/spi.c       | 36 ++++++++++++++++++++++++++++++------
 include/linux/spi/spi.h |  2 ++
 2 files changed, 32 insertions(+), 6 deletions(-)