linux-kernel - RE: [PATCH] mmc: renesas_sdhi: Do not use platform_get

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Message-ID: <TYAPR01MB45447ABA9739F32FB2F672DBD89C0@TYAPR01MB4544.jpnprd01.prod.outlook.com>
Date:   Wed, 2 Oct 2019 04:49:35 +0000
From:   Yoshihiro Shimoda <yoshihiro.shimoda.uh@...esas.com>
To:     Geert Uytterhoeven <geert+renesas@...der.be>,
        Ulf Hansson <ulf.hansson@...aro.org>,
        Wolfram Sang <wsa+renesas@...g-engineering.com>
CC:     Stephen Boyd <swboyd@...omium.org>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        "linux-renesas-soc@...r.kernel.org" 
        <linux-renesas-soc@...r.kernel.org>,
        "linux-mmc@...r.kernel.org" <linux-mmc@...r.kernel.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: RE: [PATCH] mmc: renesas_sdhi: Do not use platform_get_irq() to count
 interrupts

Hi Geert-san,

> From: Geert Uytterhoeven, Sent: Wednesday, October 2, 2019 3:07 AM
> 
> As platform_get_irq() now prints an error when the interrupt does not
> exist, counting interrupts by looping until failure causes the printing
> of scary messages like:
> 
>     renesas_sdhi_internal_dmac ee140000.sd: IRQ index 1 not found
> 
> Fix this by using the platform_irq_count() helper to avoid touching
> non-existent interrupts.
> 
> Fixes: 7723f4c5ecdb8d83 ("driver core: platform: Add an error message to platform_get_irq*()")
> Signed-off-by: Geert Uytterhoeven <geert+renesas@...der.be>
> ---
> This is a fix for v5.4-rc1.
> ---

Thank you for the patch!

Reviewed-by: Yoshihiro Shimoda <yoshihiro.shimoda.uh@...esas.com>

And, I tested this patch on R-Car H3. So,

Tested-by: Yoshihiro Shimoda <yoshihiro.shimoda.uh@...esas.com>

Best regards,
Yoshihiro Shimoda