Re: [PATCH -next] drm/amd/display: use swap() in sort()

[Christian König]

Am 24.07.24 um 09:37 schrieb Jiapeng Chong:
> Use existing swap() function rather than duplicating its implementation.
>
> ./drivers/gpu/drm/amd/display/dc/dml2/dml21/src/dml2_pmo/dml2_pmo_dcn3.c:17:29-30: WARNING opportunity for swap().
>
> Reported-by: Abaci Robot <abaci@xxxxxxxxxxxxxxxxx>
> Closes: https://bugzilla.openanolis.cn/show_bug.cgi?id=9573
> Signed-off-by: Jiapeng Chong <jiapeng.chong@xxxxxxxxxxxxxxxxx>
> ---
>   .../display/dc/dml2/dml21/src/dml2_pmo/dml2_pmo_dcn3.c    | 8 ++------
>   1 file changed, 2 insertions(+), 6 deletions(-)
>
> diff --git a/drivers/gpu/drm/amd/display/dc/dml2/dml21/src/dml2_pmo/dml2_pmo_dcn3.c b/drivers/gpu/drm/amd/display/dc/dml2/dml21/src/dml2_pmo/dml2_pmo_dcn3.c
> index 717536d7bb30..8e68a8094658 100644
> --- a/drivers/gpu/drm/amd/display/dc/dml2/dml21/src/dml2_pmo/dml2_pmo_dcn3.c
> +++ b/drivers/gpu/drm/amd/display/dc/dml2/dml21/src/dml2_pmo/dml2_pmo_dcn3.c
> @@ -7,16 +7,12 @@
>   
>   static void sort(double *list_a, int list_a_size)
>   {
> -	double temp;
>   	// For all elements b[i] in list_b[]
>   	for (int i = 0; i < list_a_size - 1; i++) {
>   		// Find the first element of list_a that's larger than b[i]

While at it please also replace all // comments by using /* */.

Apart from that looks good to me.

Regards,
Christian.

>   		for (int j = i; j < list_a_size - 1; j++) {
> -			if (list_a[j] > list_a[j + 1]) {
> -				temp = list_a[j];
> -				list_a[j] = list_a[j + 1];
> -				list_a[j + 1] = temp;
> -			}
> +			if (list_a[j] > list_a[j + 1])
> +				swap(list_a[j], list_a[j + 1]);
>   		}
>   	}
>   }