linux-kernel - Re: [PATCH v2 0/2] of: Fix interrupt-map for fw

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Date: Thu, 30 May 2024 14:54:44 +0100
From: Marc Zyngier <maz@...nel.org>
To: "Rob Herring (Arm)" <robh@...nel.org>
Cc: Saravana Kannan <saravanak@...gle.com>,
	Anup Patel <apatel@...tanamicro.com>,
	devicetree@...r.kernel.org,
	linux-kernel@...r.kernel.org,
	linux-arm-kernel@...ts.infradead.org,
	linux-riscv@...ts.infradead.org
Subject: Re: [PATCH v2 0/2] of: Fix interrupt-map for fw_devlink

On Wed, 29 May 2024 20:59:19 +0100,
"Rob Herring (Arm)" <robh@...nel.org> wrote:
> 
> The duplicated parsing continued to bother me, so I've refactored things 
> to avoid that for parsing the interrupt parent and args in the 
> interrupt-map.
> 
> It passes testing with unittests on QEMU virt platform, but I don't 
> think that catches the problematic cases. So please test.
> 
> v1: https://lore.kernel.org/all/20240528164132.2451685-1-maz@kernel.org/
>  - Refactor existing interrupt-map parsing code and use it for 
>    fw_devlink
> 
> Signed-off-by: Rob Herring (Arm) <robh@...nel.org>
> ---
> Marc Zyngier (1):
>       of: property: Fix fw_devlink handling of interrupt-map
> 
> Rob Herring (Arm) (1):
>       of/irq: Factor out parsing of interrupt-map parent phandle+args from of_irq_parse_raw()
> 
>  drivers/of/irq.c        | 127 +++++++++++++++++++++++++++++-------------------
>  drivers/of/of_private.h |   3 ++
>  drivers/of/property.c   |  30 ++++--------
>  3 files changed, 89 insertions(+), 71 deletions(-)

I've just gave it a go on an M1 and as a kvmtool guest, and nothing
caught fire. Must be perfect.

Tested-by: Marc Zyngier <maz@...nel.org>

	M.

-- 
Without deviation from the norm, progress is not possible.