[PATCH 08/39] dmaengine: ste_dma40: Remove redundant address fetching function
Vinod Koul
vinod.koul at intel.com
Thu May 16 02:41:09 EDT 2013
On Wed, May 15, 2013 at 10:51:31AM +0100, Lee Jones wrote:
> Addresses are now stored in local data structures and are easy to
> obtain, thus a specialist function used to fetch them is now surplus
> to requirement.
>
> Signed-off-by: Lee Jones <lee.jones at linaro.org>
> ---
Acked-by: Vinod Koul <vinod.koul at intel.com>
--
~Vinod
> drivers/dma/ste_dma40.c | 18 ------------------
> 1 file changed, 18 deletions(-)
>
> diff --git a/drivers/dma/ste_dma40.c b/drivers/dma/ste_dma40.c
> index 57a127e..6ed7757 100644
> --- a/drivers/dma/ste_dma40.c
> +++ b/drivers/dma/ste_dma40.c
> @@ -2267,24 +2267,6 @@ err:
> return NULL;
> }
>
> -static dma_addr_t
> -d40_get_dev_addr(struct d40_chan *chan, enum dma_transfer_direction direction)
> -{
> - struct stedma40_platform_data *plat = chan->base->plat_data;
> - struct stedma40_chan_cfg *cfg = &chan->dma_cfg;
> - dma_addr_t addr = 0;
> -
> - if (chan->runtime_addr)
> - return chan->runtime_addr;
> -
> - if (direction == DMA_DEV_TO_MEM)
> - addr = plat->dev_rx[cfg->dev_type];
> - else if (direction == DMA_MEM_TO_DEV)
> - addr = plat->dev_tx[cfg->dev_type];
> -
> - return addr;
> -}
> -
> static struct dma_async_tx_descriptor *
> d40_prep_sg(struct dma_chan *dchan, struct scatterlist *sg_src,
> struct scatterlist *sg_dst, unsigned int sg_len,
> --
> 1.7.10.4
>
More information about the linux-arm-kernel
mailing list