Re: [PATCH v4 1/8] clk: qcom: ipq5332: add const qualifier to the clk_init_data structure

From: Krzysztof Kozlowski
Date: Mon Jan 22 2024 - 04:03:13 EST


On 22/01/2024 06:56, Kathiravan Thirumoorthy wrote:
> There are few places where clk_init_data structure doesn't carry the const
> qualifier. Let's add the same.

And why should they carry const?

>
> Acked-by: Konrad Dybcio <konrad.dybcio@xxxxxxxxxx>
> Signed-off-by: Kathiravan Thirumoorthy <quic_kathirav@xxxxxxxxxxx>
> ---
> drivers/clk/qcom/gcc-ipq5332.c | 38 +++++++++++++++++++-------------------
> 1 file changed, 19 insertions(+), 19 deletions(-)
>
> diff --git a/drivers/clk/qcom/gcc-ipq5332.c b/drivers/clk/qcom/gcc-ipq5332.c
> index f98591148a97..66d5399798fe 100644
> --- a/drivers/clk/qcom/gcc-ipq5332.c
> +++ b/drivers/clk/qcom/gcc-ipq5332.c
> @@ -65,7 +65,7 @@ static struct clk_alpha_pll gpll0_main = {
> static struct clk_fixed_factor gpll0_div2 = {
> .mult = 1,
> .div = 2,
> - .hw.init = &(struct clk_init_data) {
> + .hw.init = &(const struct clk_init_data) {

This is a cast, why do you need const? What does it even change?

Best regards,
Krzysztof