[PATCH v3 9/9] crypto: atmel: Use dmaengine_prep_config_single() API

[Nicolas Ferre]

On 05/01/2026 at 23:46, Frank Li wrote:
> Using new API dmaengine_prep_config_single() to simple code.
> 
> No functional change.
> 
> Tested-by: Niklas Cassel <cassel at kernel.org>
> Signed-off-by: Frank Li <Frank.Li at nxp.com>

Looks good to me:
Acked-by: Nicolas Ferre <nicolas.ferre at microchip.com>

Thanks, best regards,
   Nicolas

> ---
>   drivers/crypto/atmel-aes.c | 10 +++-------
>   1 file changed, 3 insertions(+), 7 deletions(-)
> 
> diff --git a/drivers/crypto/atmel-aes.c b/drivers/crypto/atmel-aes.c
> index 3a2684208dda9ee45d71b4bc2958be293a4fb6fe..e300672ffd7185b0f5bf356c2376681537047def 100644
> --- a/drivers/crypto/atmel-aes.c
> +++ b/drivers/crypto/atmel-aes.c
> @@ -795,7 +795,6 @@ static int atmel_aes_dma_transfer_start(struct atmel_aes_dev *dd,
>          struct dma_slave_config config;
>          dma_async_tx_callback callback;
>          struct atmel_aes_dma *dma;
> -       int err;
> 
>          memset(&config, 0, sizeof(config));
>          config.src_addr_width = addr_width;
> @@ -820,12 +819,9 @@ static int atmel_aes_dma_transfer_start(struct atmel_aes_dev *dd,
>                  return -EINVAL;
>          }
> 
> -       err = dmaengine_slave_config(dma->chan, &config);
> -       if (err)
> -               return err;
> -
> -       desc = dmaengine_prep_slave_sg(dma->chan, dma->sg, dma->sg_len, dir,
> -                                      DMA_PREP_INTERRUPT | DMA_CTRL_ACK);
> +       desc = dmaengine_prep_config_sg(dma->chan, dma->sg, dma->sg_len, dir,
> +                                       DMA_PREP_INTERRUPT | DMA_CTRL_ACK,
> +                                       &config);
>          if (!desc)
>                  return -ENOMEM;
> 
> 
> --
> 2.34.1
>