diff options
| author | Javier Martin <javier.martin@vista-silicon.com> | 2012-03-22 14:54:11 +0100 |
|---|---|---|
| committer | Vinod Koul <vinod.koul@linux.intel.com> | 2012-03-26 11:31:32 +0530 |
| commit | a6cbb2d87d20817e555a6ffa3131bfa1cdd9ab73 (patch) | |
| tree | 43e60effdc603c6f70512289b7c420ae92b417b9 /drivers/dma | |
| parent | 2d9c2fc59a74e625eff795a788cacc65648290d6 (diff) | |
| download | op-kernel-dev-a6cbb2d87d20817e555a6ffa3131bfa1cdd9ab73.zip op-kernel-dev-a6cbb2d87d20817e555a6ffa3131bfa1cdd9ab73.tar.gz | |
dmaengine: imx-dma: remove unused arg of imxdma_sg_next.
Since this function is always used with 'desc' as first argument
and 'desc->sg' as second argument, the latter is clearly redundant
and can be removed.
Signed-off-by: Javier Martin <javier.martin@vista-silicon.com>
Acked-by: Sascha Hauer <s.hauer@pengutronix.de>
Signed-off-by: Vinod Koul <vinod.koul@linux.intel.com>
Diffstat (limited to 'drivers/dma')
| -rw-r--r-- | drivers/dma/imx-dma.c | 9 |
1 files changed, 5 insertions, 4 deletions
diff --git a/drivers/dma/imx-dma.c b/drivers/dma/imx-dma.c index 629be353..628b0f6 100644 --- a/drivers/dma/imx-dma.c +++ b/drivers/dma/imx-dma.c @@ -206,9 +206,10 @@ static int imxdma_hw_chain(struct imxdma_channel *imxdmac) /* * imxdma_sg_next - prepare next chunk for scatter-gather DMA emulation */ -static inline int imxdma_sg_next(struct imxdma_desc *d, struct scatterlist *sg) +static inline int imxdma_sg_next(struct imxdma_desc *d) { struct imxdma_channel *imxdmac = to_imxdma_chan(d->desc.chan); + struct scatterlist *sg = d->sg; unsigned long now; now = min(d->len, sg->length); @@ -251,7 +252,7 @@ static void imxdma_enable_hw(struct imxdma_desc *d) d->sg = sg_next(d->sg); if (d->sg) { u32 tmp; - imxdma_sg_next(d, d->sg); + imxdma_sg_next(d); tmp = imx_dmav1_readl(DMA_CCR(channel)); imx_dmav1_writel(tmp | CCR_RPT | CCR_ACRPT, DMA_CCR(channel)); @@ -365,7 +366,7 @@ static void dma_irq_handle_channel(struct imxdma_channel *imxdmac) desc->sg = sg_next(desc->sg); if (desc->sg) { - imxdma_sg_next(desc, desc->sg); + imxdma_sg_next(desc); tmp = imx_dmav1_readl(DMA_CCR(chno)); @@ -475,7 +476,7 @@ static int imxdma_xfer_desc(struct imxdma_desc *d) return -EINVAL; } - imxdma_sg_next(d, d->sg); + imxdma_sg_next(d); break; default: |
