Re: [PATCH 1/2] clk: vc5: Use i2c_get_match_data() instead of device_get_match_data()

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Hi Biju,

On Sun, Jul 16, 2023 at 5:44 PM Biju Das <biju.das.jz@xxxxxxxxxxxxxx> wrote:
> The device_get_match_data(), is to get match data for firmware interfaces
> such as just OF/ACPI. This driver has I2C matching table as well. Use
> i2c_get_match_data() to get match data for I2C, ACPI and DT-based
> matching.
>
> Signed-off-by: Biju Das <biju.das.jz@xxxxxxxxxxxxxx>

Reviewed-by: Geert Uytterhoeven <geert+renesas@xxxxxxxxx>

> --- a/drivers/clk/clk-versaclock5.c
> +++ b/drivers/clk/clk-versaclock5.c
> @@ -956,7 +956,9 @@ static int vc5_probe(struct i2c_client *client)
>
>         i2c_set_clientdata(client, vc5);
>         vc5->client = client;
> -       vc5->chip_info = device_get_match_data(&client->dev);
> +       vc5->chip_info = i2c_get_match_data(client);
> +       if (!vc5->chip_info)
> +               return -ENODEV;

Can this actually happen? All tables have data pointers.

>         vc5->pin_xin = devm_clk_get(&client->dev, "xin");
>         if (PTR_ERR(vc5->pin_xin) == -EPROBE_DEFER)

Gr{oetje,eeting}s,

                        Geert

-- 
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@xxxxxxxxxxxxxx

In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
                                -- Linus Torvalds



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