Re: [PATCH] remoteproc: st: Use of_property_present() for testing DT property presence

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On Fri, 10 Mar 2023 at 07:51, Rob Herring <robh@xxxxxxxxxx> wrote:
>
> It is preferred to use typed property access functions (i.e.
> of_property_read_<type> functions) rather than low-level
> of_get_property/of_find_property functions for reading properties. As
> part of this, convert of_get_property/of_find_property calls to the
> recently added of_property_present() helper when we just want to test
> for presence of a property and nothing more.
>
> Signed-off-by: Rob Herring <robh@xxxxxxxxxx>
> ---
>  drivers/remoteproc/st_remoteproc.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/remoteproc/st_remoteproc.c b/drivers/remoteproc/st_remoteproc.c
> index a3268d95a50e..50ef40671652 100644
> --- a/drivers/remoteproc/st_remoteproc.c
> +++ b/drivers/remoteproc/st_remoteproc.c
> @@ -379,7 +379,7 @@ static int st_rproc_probe(struct platform_device *pdev)
>                 clk_set_rate(ddata->clk, ddata->clk_rate);
>         }
>
> -       if (of_get_property(np, "mbox-names", NULL)) {
> +       if (of_property_present(np, "mbox-names")) {
>                 ddata->mbox_client_vq0.dev              = dev;
>                 ddata->mbox_client_vq0.tx_done          = NULL;
>                 ddata->mbox_client_vq0.tx_block = false;

Reviewed-by: Mathieu Poirier <mathieu.poirier@xxxxxxxxxx>

> --
> 2.39.2
>



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