Re: [PATCH 3/5] dmaengine: mv_xor_v2: convert callback to helper function

From: Vinod
Date: Fri Jul 20 2018 - 05:29:28 EST


On 17-07-18, 13:30, hannah@xxxxxxxxxxx wrote:
> From: Hanna Hawa <hannah@xxxxxxxxxxx>
>
> This is in preperation of moving to a callback that provides results to the

typo preperation

> callback for the transaction. The conversion will maintain current behavior
> and the driver must convert to new callback mechanism at a later time in
> order to receive results.
>
> Signed-off-by: Hanna Hawa <hannah@xxxxxxxxxxx>
> ---
> drivers/dma/mv_xor_v2.c | 5 ++---
> 1 file changed, 2 insertions(+), 3 deletions(-)
>
> diff --git a/drivers/dma/mv_xor_v2.c b/drivers/dma/mv_xor_v2.c
> index e718498..14e2a7a 100644
> --- a/drivers/dma/mv_xor_v2.c
> +++ b/drivers/dma/mv_xor_v2.c
> @@ -589,9 +589,8 @@ static void mv_xor_v2_tasklet(unsigned long data)
> */
> dma_cookie_complete(&next_pending_sw_desc->async_tx);
>
> - if (next_pending_sw_desc->async_tx.callback)
> - next_pending_sw_desc->async_tx.callback(
> - next_pending_sw_desc->async_tx.callback_param);
> + dmaengine_desc_get_callback_invoke(
> + &next_pending_sw_desc->async_tx, NULL);
>
> dma_descriptor_unmap(&next_pending_sw_desc->async_tx);
> }

--
~Vinod