[PATCH] gpu: ipu-v3: use swap()

[PATCH] gpu: ipu-v3: use swap()

[Salah Triki]

Use swap() instead of implementing it since it makes code more clean.

Signed-off-by: Salah Triki <salah.triki@gmail.com>
---
 drivers/gpu/ipu-v3/ipu-image-convert.c | 7 ++-----
 1 file changed, 2 insertions(+), 5 deletions(-)

diff --git a/drivers/gpu/ipu-v3/ipu-image-convert.c b/drivers/gpu/ipu-v3/ipu-image-convert.c
index aa1d4b6d278f..5f730cd6009d 100644
--- a/drivers/gpu/ipu-v3/ipu-image-convert.c
+++ b/drivers/gpu/ipu-v3/ipu-image-convert.c
@@ -1021,11 +1021,8 @@ static int calc_tile_offsets_planar(struct ipu_image_convert_ctx *ctx,
 
 			u_off = y_size - y_off + uv_off;
 			v_off = (fmt->uv_packed) ? 0 : u_off + uv_size;
-			if (fmt->uv_swapped) {
-				tmp = u_off;
-				u_off = v_off;
-				v_off = tmp;
-			}
+			if (fmt->uv_swapped)
+				swap(u_off, v_off);
 
 			image->tile[tile].offset = y_off;
 			image->tile[tile].u_off = u_off;
-- 
2.25.1

Re: [PATCH] gpu: ipu-v3: use swap()

[Fabio Estevam]

Hi Salah,

On Tue, Jul 13, 2021 at 10:33 AM Salah Triki <salah.triki@gmail.com> wrote:
>
> Use swap() instead of implementing it since it makes code more clean.

s/more clean/cleaner

> Signed-off-by: Salah Triki <salah.triki@gmail.com>
> ---
>  drivers/gpu/ipu-v3/ipu-image-convert.c | 7 ++-----
>  1 file changed, 2 insertions(+), 5 deletions(-)
>
> diff --git a/drivers/gpu/ipu-v3/ipu-image-convert.c b/drivers/gpu/ipu-v3/ipu-image-convert.c
> index aa1d4b6d278f..5f730cd6009d 100644
> --- a/drivers/gpu/ipu-v3/ipu-image-convert.c
> +++ b/drivers/gpu/ipu-v3/ipu-image-convert.c
> @@ -1021,11 +1021,8 @@ static int calc_tile_offsets_planar(struct ipu_image_convert_ctx *ctx,
>
>                         u_off = y_size - y_off + uv_off;
>                         v_off = (fmt->uv_packed) ? 0 : u_off + uv_size;
> -                       if (fmt->uv_swapped) {
> -                               tmp = u_off;
> -                               u_off = v_off;
> -                               v_off = tmp;

The 'tmp' variable seems to be unused now, so its declaration should be removed.

Thanks