linux-kernel - Re: [PATCH v6 00/16] Device / Driver PCI / Platform Rust abstractions

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Message-ID: <Z2BSdhdmBlrJvxb8@pollux.localdomain>
Date: Mon, 16 Dec 2024 17:16:54 +0100
From: Danilo Krummrich <dakr@...nel.org>
To: Dirk Behme <dirk.behme@...il.com>
Cc: gregkh@...uxfoundation.org, rafael@...nel.org, bhelgaas@...gle.com,
	ojeda@...nel.org, alex.gaynor@...il.com, boqun.feng@...il.com,
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	robh@...nel.org, daniel.almeida@...labora.com, saravanak@...gle.com,
	dirk.behme@...bosch.com, j@...nau.net, fabien.parent@...aro.org,
	chrisi.schrefl@...il.com, paulmck@...nel.org,
	rust-for-linux@...r.kernel.org, linux-kernel@...r.kernel.org,
	linux-pci@...r.kernel.org, devicetree@...r.kernel.org,
	rcu@...r.kernel.org
Subject: Re: [PATCH v6 00/16] Device / Driver PCI / Platform Rust abstractions

On Fri, Dec 13, 2024 at 08:06:13AM +0100, Dirk Behme wrote:
> On 12.12.24 17:33, Danilo Krummrich wrote:
> > This patch series implements the necessary Rust abstractions to implement
> > device drivers in Rust.
> > 
> > This includes some basic generalizations for driver registration, handling of ID
> > tables, MMIO operations and device resource handling.
> > 
> > Those generalizations are used to implement device driver support for two
> > busses, the PCI and platform bus (with OF IDs) in order to provide some evidence
> > that the generalizations work as intended.
> > 
> > The patch series also includes two patches adding two driver samples, one PCI
> > driver and one platform driver.
> > 
> > The PCI bits are motivated by the Nova driver project [1], but are used by at
> > least one more OOT driver (rnvme [2]).
> > 
> > The platform bits, besides adding some more evidence to the base abstractions,
> > are required by a few more OOT drivers aiming at going upstream, i.e. rvkms [3],
> > cpufreq-dt [4], asahi [5] and the i2c work from Fabien [6].
> > 
> > The patches of this series can also be [7], [8] and [9].
> 
> With v6.13-rc2 and Fabien's regmap/regulator/I2C on top I gave it a
> try on x86 with qemu. Additionally cross compiled for arm64 and will
> try it on real hardware once I have it available. But previous
> versions of this series have been fine on that, already. No issues
> observed for running the samples and for the examples/KUnit. So:
> 
> Tested-by: Dirk Behme <dirk.behme@...bosch.com>

Thanks for testing all this, very much appreciated!

> 
> Many thanks!
> 
> Dirk