From: Catalin Marinas <catalin.marinas@arm.com>
To: Greg KH <gregkh@linuxfoundation.org>
Cc: Suzuki K Poulose <suzuki.poulose@arm.com>,
"Aneesh Kumar K.V (Arm)" <aneesh.kumar@kernel.org>,
linux-coco@lists.linux.dev, linux-arm-kernel@lists.infradead.org,
linux-kernel@vger.kernel.org,
Jeremy Linton <jeremy.linton@arm.com>,
Jonathan Cameron <jic23@kernel.org>,
Lorenzo Pieralisi <lpieralisi@kernel.org>,
Mark Rutland <mark.rutland@arm.com>,
Sudeep Holla <sudeep.holla@arm.com>,
Will Deacon <will@kernel.org>,
Steven Price <steven.price@arm.com>
Subject: Re: [PATCH v5 1/3] firmware: smccc: coco: Manage arm-smccc platform device and CCA auxiliary drivers
Date: Thu, 14 May 2026 14:19:19 +0100 [thread overview]
Message-ID: <agXL12bNh4gGyK1K@arm.com> (raw)
In-Reply-To: <2026051420-amusement-drove-73e6@gregkh>
On Thu, May 14, 2026 at 02:55:48PM +0200, Greg Kroah-Hartman wrote:
> On Thu, May 14, 2026 at 12:04:13PM +0100, Suzuki K Poulose wrote:
> > On 14/05/2026 10:40, Aneesh Kumar K.V (Arm) wrote:
> > > Make the SMCCC driver responsible for registering the arm-smccc platform
> > > device and after confirming the relevant SMCCC function IDs, create
> > > the arm_cca_guest auxiliary device.
> > >
> >
> > There are a few changes squashed in to this patch. Please could we
> > split the patch in the following order ?
> >
> > 1. Add platform device for arm-smccc
>
> Do not make any more "fake" platform devices please.
>
> > 2. Move TRNG to Auxilliary Device - (Even though it is a later patch, move
> > it before the RSI changes)
>
> No, move it to the faux api please.
So should we end up with:
/sys/devices/faux/arm-smccc/
smccc_trng/
arm-rsi-dev/
tsm/tsm0
/sys/class/tsm/tsm0
-> ../../devices/faux/arm-smccc/arm-rsi-dev/tsm/tsm0
/sys/firmware/cca/
realm_guest
--
Catalin
next prev parent reply other threads:[~2026-05-14 13:19 UTC|newest]
Thread overview: 20+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-05-14 9:40 [PATCH v5 0/3] Switch Arm CCA to use an auxiliary device instead of a platform device Aneesh Kumar K.V (Arm)
2026-05-14 9:40 ` [PATCH v5 1/3] firmware: smccc: coco: Manage arm-smccc platform device and CCA auxiliary drivers Aneesh Kumar K.V (Arm)
2026-05-14 11:04 ` Suzuki K Poulose
2026-05-14 12:50 ` Sudeep Holla
2026-05-14 12:55 ` Greg KH
2026-05-14 13:19 ` Catalin Marinas [this message]
2026-05-14 13:25 ` Greg KH
2026-05-14 13:46 ` Catalin Marinas
2026-05-14 14:23 ` Greg KH
2026-05-14 14:38 ` Aneesh Kumar K.V
2026-05-14 17:10 ` Catalin Marinas
2026-05-14 17:13 ` Greg KH
2026-05-14 14:37 ` Aneesh Kumar K.V
2026-05-14 17:14 ` Greg KH
2026-05-14 13:23 ` Catalin Marinas
2026-05-14 9:40 ` [PATCH v5 2/3] hwrng: arm_smccc_trng: Register as an auxiliary device Aneesh Kumar K.V (Arm)
2026-05-14 9:40 ` [PATCH v5 3/3] coco: guest: arm64: Replace dummy CCA device with sysfs ABI Aneesh Kumar K.V (Arm)
2026-05-14 10:19 ` [PATCH v5 0/3] Switch Arm CCA to use an auxiliary device instead of a platform device Greg KH
2026-05-14 10:51 ` Aneesh Kumar K.V
2026-05-14 12:45 ` Greg KH
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