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Message-ID: <20251009-calculating-glorious-oriole-ceccf6@sudeepholla>
Date: Thu, 9 Oct 2025 09:13:25 +0100
From: Sudeep Holla <sudeep.holla@....com>
To: Vedashree Vidwans <vvidwans@...dia.com>
Cc: <salman.nabi@....com>, <lpieralisi@...nel.org>, <mark.rutland@....com>,
	Sudeep Holla <sudeep.holla@....com>, <andre.przywara@....com>,
	<ardb@...nel.org>, <chao.gao@...el.com>,
	<linux-arm-kernel@...ts.infradead.org>,
	<linux-coco@...ts.linux.dev>, <linux-kernel@...r.kernel.org>,
	<sdonthineni@...dia.com>, <vsethi@...dia.com>,
	<vwadekar@...dia.com>
Subject: Re: [RFC PATCH 2/3] firmware: smccc: LFA: refactor, add device node
 support

On Wed, Oct 08, 2025 at 07:09:06PM +0000, Vedashree Vidwans wrote:
> - Add support for LFA device node in the kernel driver. Implement
> probe() to register LFA interrupt and threaded interrupt service
> function.
> - CPUs will be rendezvoused during activation.
> - On IRQ, driver will query FW components then triggers activation of
> capable and pending components.
> - Mutex synchronization is implemented to avoid concurrent LFA updates
> through interrupt and sysfs interfaces.
> - Refactor LFA CANCEL logic into independent lfa_cancel() function.
> - Enhance PRIME/ACTIVATION functions to touch watchdog and implement
> timeouts.
> 
> Signed-off-by: Vedashree Vidwans <vvidwans@...dia.com>
> ---
>  drivers/firmware/smccc/lfa_fw.c | 299 ++++++++++++++++++++++++++++----

I was expecting to the devicetree binding based on $subject but no.
So this patch can't be reviewed without one.

-- 
Regards,
Sudeep

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