linux-kernel - Re: [PATCH v1 1/1] mmc: dw_mmc: Use device_property_string_array

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Message-ID: <CAPDyKFro1sqxzOYWVbsHud_s6P-zYxOH0WOiosN0kZHsP1OywA@mail.gmail.com>
Date:   Tue, 8 Feb 2022 16:12:21 +0100
From:   Ulf Hansson <ulf.hansson@...aro.org>
To:     Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
Cc:     linux-mmc@...r.kernel.org, linux-kernel@...r.kernel.org,
        Jaehoon Chung <jh80.chung@...sung.com>
Subject: Re: [PATCH v1 1/1] mmc: dw_mmc: Use device_property_string_array_count()

On Wed, 2 Feb 2022 at 19:24, Andy Shevchenko
<andriy.shevchenko@...ux.intel.com> wrote:
>
> Use device_property_string_array_count() to get number of strings
> in a string array property.
>
> Signed-off-by: Andy Shevchenko <andriy.shevchenko@...ux.intel.com>

Applied for next, thanks!

Kind regards
Uffe


> ---
>  drivers/mmc/host/dw_mmc.c | 3 +--
>  1 file changed, 1 insertion(+), 2 deletions(-)
>
> diff --git a/drivers/mmc/host/dw_mmc.c b/drivers/mmc/host/dw_mmc.c
> index 99b201921954..3420a7ad6098 100644
> --- a/drivers/mmc/host/dw_mmc.c
> +++ b/drivers/mmc/host/dw_mmc.c
> @@ -3057,8 +3057,7 @@ static void dw_mci_init_dma(struct dw_mci *host)
>                 dev_info(host->dev, "Using internal DMA controller.\n");
>         } else {
>                 /* TRANS_MODE_EDMAC: check dma bindings again */
> -               if ((device_property_read_string_array(dev, "dma-names",
> -                                                      NULL, 0) < 0) ||
> +               if ((device_property_string_array_count(dev, "dma-names") < 0) ||
>                     !device_property_present(dev, "dmas")) {
>                         goto no_dma;
>                 }
> --
> 2.34.1
>