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

[Alex Deucher]

Applied.  Thanks!

On Wed, Dec 11, 2024 at 8:47 PM Jiapeng Chong
<jiapeng.chong at linux.alibaba.com> wrote:
>
> Use existing swap() function rather than duplicating its implementation.
>
> ./drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_crc.c:185:47-48: WARNING opportunity for swap().
> ./drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_crc.c:125:53-54: WARNING opportunity for swap().
>
> Reported-by: Abaci Robot <abaci at linux.alibaba.com>
> Closes: https://bugzilla.openanolis.cn/show_bug.cgi?id=12335
> Signed-off-by: Jiapeng Chong <jiapeng.chong at linux.alibaba.com>
> ---
>  .../gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_crc.c  | 14 ++++----------
>  1 file changed, 4 insertions(+), 10 deletions(-)
>
> diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_crc.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_crc.c
> index 309c7999faa6..6fdc306a4a86 100644
> --- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_crc.c
> +++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_crc.c
> @@ -120,11 +120,8 @@ static void update_phy_id_mapping(struct amdgpu_device *adev)
>         for (idx = connector_cnt; idx > 1 ; idx--) {
>                 for (idx_2 = 0; idx_2 < (idx - 1); idx_2++) {
>                         if (sort_connector[idx_2]->dc_link->link_enc_hw_inst >
> -                               sort_connector[idx_2 + 1]->dc_link->link_enc_hw_inst) {
> -                               aconnector = sort_connector[idx_2];
> -                               sort_connector[idx_2] = sort_connector[idx_2 + 1];
> -                               sort_connector[idx_2 + 1] = aconnector;
> -                       }
> +                           sort_connector[idx_2 + 1]->dc_link->link_enc_hw_inst)
> +                               swap(sort_connector[idx_2], sort_connector[idx_2 + 1]);
>                 }
>         }
>
> @@ -180,11 +177,8 @@ static void update_phy_id_mapping(struct amdgpu_device *adev)
>                                                 }
>                                         }
>
> -                                       if (swap) {
> -                                               aconnector = sort_connector[j];
> -                                               sort_connector[j] = sort_connector[j + 1];
> -                                               sort_connector[j + 1] = aconnector;
> -                                       }
> +                                       if (swap)
> +                                               swap(sort_connector[j], sort_connector[j + 1]);
>                                 }
>                         }
>
> --
> 2.32.0.3.g01195cf9f
>