Date:   Mon, 3 Jan 2022 10:19:04 +0100
From:   Wolfram Sang <wsa+renesas@sang-engineering.com>
To:     Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com>
Cc:     Florian Fainelli <f.fainelli@gmail.com>,
        Ray Jui <rjui@broadcom.com>,
        Scott Branden <sbranden@broadcom.com>,
        bcm-kernel-feedback-list@broadcom.com,
        Nicolas Saenz Julienne <nsaenz@kernel.org>,
        Chris Brandt <chris.brandt@renesas.com>,
        linux-i2c@vger.kernel.org, linux-rpi-kernel@lists.infradead.org,
        linux-arm-kernel@lists.infradead.org,
        linux-renesas-soc@vger.kernel.org, linux-kernel@vger.kernel.org,
        Prabhakarprabhakar.csengg@gmail.com
Subject: Re: [PATCH v2 2/3] i2c: sh_mobile: Use platform_get_irq_optional()
 to get the interrupt
Message-ID: <YdK/iC+YHi8HPVrE@ninjato>
Mail-Followup-To: Wolfram Sang <wsa+renesas@sang-engineering.com>,
        Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com>,
        Florian Fainelli <f.fainelli@gmail.com>,
        Ray Jui <rjui@broadcom.com>, Scott Branden <sbranden@broadcom.com>,
        bcm-kernel-feedback-list@broadcom.com,
        Nicolas Saenz Julienne <nsaenz@kernel.org>,
        Chris Brandt <chris.brandt@renesas.com>, linux-i2c@vger.kernel.org,
        linux-rpi-kernel@lists.infradead.org,
        linux-arm-kernel@lists.infradead.org,
        linux-renesas-soc@vger.kernel.org, linux-kernel@vger.kernel.org,
        Prabhakarprabhakar.csengg@gmail.com
References: <20211221175322.7096-1-prabhakar.mahadev-lad.rj@bp.renesas.com>
 <20211221175322.7096-3-prabhakar.mahadev-lad.rj@bp.renesas.com>
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On Tue, Dec 21, 2021 at 05:53:21PM +0000, Lad Prabhakar wrote:
> platform_get_resource(pdev, IORESOURCE_IRQ, ..) relies on static
> allocation of IRQ resources in DT core code, this causes an issue
> when using hierarchical interrupt domains using "interrupts" property
> in the node as this bypasses the hierarchical setup and messes up the
> irq chaining.
>=20
> In preparation for removal of static setup of IRQ resource from DT core
> code use platform_get_irq_optional() for DT users only.
>=20
> Signed-off-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com>

Applied to for-next, thanks!


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