Re: [PATCH 2/4] clk: loongson1: Terminate clk_div_table with sentinel element

From: Philippe Mathieu-Daudé
Date: Tue Feb 01 2022 - 08:57:19 EST


On Mon, Jan 31, 2022 at 12:48 PM Jonathan Neuschäfer
<j.neuschaefer@xxxxxxx> wrote:
>
> In order that the end of a clk_div_table can be detected, it must be
> terminated with a sentinel element (.div = 0).
>
> Signed-off-by: Jonathan Neuschäfer <j.neuschaefer@xxxxxxx>
> ---
> drivers/clk/loongson1/clk-loongson1c.c | 1 +
> 1 file changed, 1 insertion(+)
>
> diff --git a/drivers/clk/loongson1/clk-loongson1c.c b/drivers/clk/loongson1/clk-loongson1c.c
> index 703f87622cf5f..6b29ae9ede3e5 100644
> --- a/drivers/clk/loongson1/clk-loongson1c.c
> +++ b/drivers/clk/loongson1/clk-loongson1c.c
> @@ -37,6 +37,7 @@ static const struct clk_div_table ahb_div_table[] = {
> [1] = { .val = 1, .div = 4 },
> [2] = { .val = 2, .div = 3 },
> [3] = { .val = 3, .div = 3 },
> + [4] = { .val = 0, .div = 0 },

Easier to review when self-explicit:

[4] = { /* sentinel */ }

Preferably updated:
Reviewed-by: Philippe Mathieu-Daudé <f4bug@xxxxxxxxx>

And eventually:
Fixes: b4626a7f4892 ("CLK: Add Loongson1C clock support")

> };
>
> void __init ls1x_clk_init(void)
> --
> 2.34.1
>