From: Andy Shevchenko <andriy.shevchenko@intel.com>
To: Oleksij Rempel <o.rempel@pengutronix.de>
Cc: "Sander Vanheule" <sander@svanheule.net>,
"Jonathan Cameron" <jic23@kernel.org>,
"Rob Herring" <robh@kernel.org>,
"Krzysztof Kozlowski" <krzk+dt@kernel.org>,
"Conor Dooley" <conor+dt@kernel.org>,
kernel@pengutronix.de, linux-kernel@vger.kernel.org,
linux-iio@vger.kernel.org, devicetree@vger.kernel.org,
"Andy Shevchenko" <andy@kernel.org>,
"David Lechner" <dlechner@baylibre.com>,
"Nuno Sá" <nuno.sa@analog.com>,
"David Jander" <david@protonic.nl>
Subject: Re: [PATCH v2 5/8] iio: dac: ds4424: convert to regmap
Date: Tue, 3 Feb 2026 12:10:23 +0200 [thread overview]
Message-ID: <aYHJj5uSnrj2xp4b@smile.fi.intel.com> (raw)
In-Reply-To: <aX98dbnCcFnFY3ks@pengutronix.de>
On Sun, Feb 01, 2026 at 05:16:53PM +0100, Oleksij Rempel wrote:
> On Sun, Feb 01, 2026 at 03:42:28PM +0100, Sander Vanheule wrote:
> > On Tue, 2026-01-27 at 07:09 +0100, Oleksij Rempel wrote:
...
> Which works mostly fine except of the cache initialisation. If I use
> num_reg_defaults_raw with REGCACHE_MAPLE as proposed by Andy
> Shevchenko, first access to regmap values over debugfs will explode with
> NULL pointer etc...
Yeah, this is known issue in regcache core. I don't remember how it was worked
around in pinctrl-cy8c95x0.c.
> If I remove num_reg_defaults_raw, I need to read register manually
> to init defaul values as implemented in v3.
--
With Best Regards,
Andy Shevchenko
next prev parent reply other threads:[~2026-02-03 10:10 UTC|newest]
Thread overview: 26+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-01-27 6:09 [PATCH v2 0/8] iio: dac: ds4424: add DS4402/DS4404 support and scale Oleksij Rempel
2026-01-27 6:09 ` [PATCH v2 1/8] dt-bindings: iio: dac: maxim,ds4424: add ds4402/ds4404 Oleksij Rempel
2026-01-27 6:09 ` [PATCH v2 2/8] dt-bindings: iio: dac: maxim,ds4424: add maxim,rfs-ohms property Oleksij Rempel
2026-01-27 19:49 ` Conor Dooley
2026-01-27 19:55 ` Conor Dooley
2026-01-28 8:01 ` David Jander
2026-01-28 17:00 ` Conor Dooley
2026-01-27 6:09 ` [PATCH v2 3/8] iio: dac: ds4424: add DS4402/DS4404 device IDs Oleksij Rempel
2026-01-27 10:27 ` Andy Shevchenko
2026-01-27 6:09 ` [PATCH v2 4/8] iio: dac: ds4424: sort headers alphabetically Oleksij Rempel
2026-01-27 10:30 ` Andy Shevchenko
2026-01-27 6:09 ` [PATCH v2 5/8] iio: dac: ds4424: convert to regmap Oleksij Rempel
2026-01-27 10:39 ` Andy Shevchenko
2026-02-01 14:42 ` Sander Vanheule
2026-02-01 16:16 ` Oleksij Rempel
2026-02-01 17:24 ` Sander Vanheule
2026-02-03 10:10 ` Andy Shevchenko [this message]
2026-02-03 10:13 ` Andy Shevchenko
2026-01-27 6:09 ` [PATCH v2 6/8] iio: dac: ds4424: fix -128 rejection and refactor raw access Oleksij Rempel
2026-01-27 10:42 ` Andy Shevchenko
2026-01-27 10:49 ` Oleksij Rempel
2026-01-27 10:51 ` Andy Shevchenko
2026-01-27 6:09 ` [PATCH v2 7/8] iio: dac: ds4424: add Rfs-based scale and per-variant limits Oleksij Rempel
2026-01-27 10:46 ` Andy Shevchenko
2026-01-27 6:09 ` [PATCH v2 8/8] iio: dac: ds4424: ratelimit read errors and use device context Oleksij Rempel
2026-01-27 10:47 ` Andy Shevchenko
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=aYHJj5uSnrj2xp4b@smile.fi.intel.com \
--to=andriy.shevchenko@intel.com \
--cc=andy@kernel.org \
--cc=conor+dt@kernel.org \
--cc=david@protonic.nl \
--cc=devicetree@vger.kernel.org \
--cc=dlechner@baylibre.com \
--cc=jic23@kernel.org \
--cc=kernel@pengutronix.de \
--cc=krzk+dt@kernel.org \
--cc=linux-iio@vger.kernel.org \
--cc=linux-kernel@vger.kernel.org \
--cc=nuno.sa@analog.com \
--cc=o.rempel@pengutronix.de \
--cc=robh@kernel.org \
--cc=sander@svanheule.net \
/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 an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.