From: Mark Brown <broonie@kernel.org>
To: Douglas Anderson <dianders@chromium.org>
Cc: Benson Leung <bleung@chromium.org>,
Enric Balletbo i Serra <enric.balletbo@collabora.com>,
linux-rockchip@lists.infradead.org, drinkcat@chromium.org,
Guenter Roeck <groeck@chromium.org>,
briannorris@chromium.org, mka@chromium.org,
linux-kernel@vger.kernel.org, linux-spi@vger.kernel.org
Subject: Re: [PATCH v4 2/3] spi: Allow SPI devices to request the pumping thread be realtime
Date: Thu, 23 May 2019 14:46:25 +0100 [thread overview]
Message-ID: <20190523134625.GG17245@sirena.org.uk> (raw)
In-Reply-To: <20190515164814.258898-3-dianders@chromium.org>
[-- Attachment #1: Type: text/plain, Size: 1187 bytes --]
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(-)
[-- Attachment #2: signature.asc --]
[-- Type: application/pgp-signature, Size: 488 bytes --]
next prev parent reply other threads:[~2019-05-23 13:46 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-05-15 16:48 [PATCH v4 0/3] spi: A better solution for cros_ec_spi reliability Douglas Anderson
2019-05-15 16:48 ` [PATCH v4 1/3] platform/chrome: cros_ec_spi: Move to real time priority for transfers Douglas Anderson
2019-05-15 17:02 ` Guenter Roeck
2019-05-21 7:52 ` Enric Balletbo i Serra
2019-05-15 16:48 ` [PATCH v4 2/3] spi: Allow SPI devices to request the pumping thread be realtime Douglas Anderson
2019-05-21 7:49 ` Enric Balletbo i Serra
2019-05-23 13:46 ` Mark Brown [this message]
2019-05-23 13:49 ` Applied "spi: Allow SPI devices to request the pumping thread be realtime" to the spi tree Mark Brown
2019-05-15 16:48 ` [PATCH v4 3/3] platform/chrome: cros_ec_spi: Request the SPI thread be realtime Douglas Anderson
2019-05-21 7:50 ` Enric Balletbo i Serra
2019-05-24 10:26 ` Enric Balletbo i Serra
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=20190523134625.GG17245@sirena.org.uk \
--to=broonie@kernel.org \
--cc=bleung@chromium.org \
--cc=briannorris@chromium.org \
--cc=dianders@chromium.org \
--cc=drinkcat@chromium.org \
--cc=enric.balletbo@collabora.com \
--cc=groeck@chromium.org \
--cc=linux-kernel@vger.kernel.org \
--cc=linux-rockchip@lists.infradead.org \
--cc=linux-spi@vger.kernel.org \
--cc=mka@chromium.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox
all inboxes | Powered by JetHome®