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From:   Michal Simek <monstr@monstr.eu>
Date:   Wed, 23 Jun 2021 10:57:35 +0200
Message-ID: <CAHTX3dK+M9eg+Xod9tYHiEXY_igjO6iocaO=e1Frqd1kzPKTrw@mail.gmail.com>
Subject: Re: [PATCH 2/9] i2c: xiic: Simplify with dev_err_probe()
To:     Krzysztof Kozlowski <krzk@kernel.org>,
        Wolfram Sang <wsa@the-dreams.de>
Cc:     Nicolas Saenz Julienne <nsaenzjulienne@suse.de>,
        Florian Fainelli <f.fainelli@gmail.com>,
        Ray Jui <rjui@broadcom.com>,
        Scott Branden <sbranden@broadcom.com>,
        bcm-kernel-feedback-list@broadcom.com,
        Sekhar Nori <nsekhar@ti.com>,
        Bartosz Golaszewski <bgolaszewski@baylibre.com>,
        Oleksij Rempel <linux@rempel-privat.de>,
        Pengutronix Kernel Team <kernel@pengutronix.de>,
        Shawn Guo <shawnguo@kernel.org>,
        Sascha Hauer <s.hauer@pengutronix.de>,
        Fabio Estevam <festevam@gmail.com>,
        NXP Linux Team <linux-imx@nxp.com>,
        Heiko Stuebner <heiko@sntech.de>,
        Pierre-Yves MORDRET <pierre-yves.mordret@st.com>,
        Maxime Coquelin <mcoquelin.stm32@gmail.com>,
        Alexandre Torgue <alexandre.torgue@st.com>,
        Peter Rosin <peda@axentia.se>, Wolfram Sang <wsa@kernel.org>,
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st 2. 9. 2020 v 17:10 odes=C3=ADlatel Krzysztof Kozlowski <krzk@kernel.org>=
 napsal:
>
> Common pattern of handling deferred probe can be simplified with
> dev_err_probe().  Less code and the error value gets printed.
>
> Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org>
> ---
>  drivers/i2c/busses/i2c-xiic.c | 9 ++++-----
>  1 file changed, 4 insertions(+), 5 deletions(-)
>
> diff --git a/drivers/i2c/busses/i2c-xiic.c b/drivers/i2c/busses/i2c-xiic.=
c
> index 90c1c362394d..a97438f35c5d 100644
> --- a/drivers/i2c/busses/i2c-xiic.c
> +++ b/drivers/i2c/busses/i2c-xiic.c
> @@ -787,11 +787,10 @@ static int xiic_i2c_probe(struct platform_device *p=
dev)
>         init_waitqueue_head(&i2c->wait);
>
>         i2c->clk =3D devm_clk_get(&pdev->dev, NULL);
> -       if (IS_ERR(i2c->clk)) {
> -               if (PTR_ERR(i2c->clk) !=3D -EPROBE_DEFER)
> -                       dev_err(&pdev->dev, "input clock not found.\n");
> -               return PTR_ERR(i2c->clk);
> -       }
> +       if (IS_ERR(i2c->clk))
> +               return dev_err_probe(&pdev->dev, PTR_ERR(i2c->clk),
> +                                    "input clock not found.\n");
> +
>         ret =3D clk_prepare_enable(i2c->clk);
>         if (ret) {
>                 dev_err(&pdev->dev, "Unable to enable clock.\n");
> --
> 2.17.1
>
>
> _______________________________________________
> linux-arm-kernel mailing list
> linux-arm-kernel@lists.infradead.org
> http://lists.infradead.org/mailman/listinfo/linux-arm-kernel

I see that this didn't go through.
Acked-by: Michal Simek <michal.simek@xilinx.com>

Wolfram: Can you please apply?

Thanks,
Michal


--=20
Michal Simek, Ing. (M.Eng), OpenPGP -> KeyID: FE3D1F91
w: www.monstr.eu p: +42-0-721842854
Maintainer of Linux kernel - Xilinx Microblaze
Maintainer of Linux kernel - Xilinx Zynq ARM and ZynqMP ARM64 SoCs
U-Boot custodian - Xilinx Microblaze/Zynq/ZynqMP/Versal SoCs