diff options
Diffstat (limited to 'arch/arm/plat-mxc/dma-mx1-mx2.c')
| -rw-r--r-- | arch/arm/plat-mxc/dma-mx1-mx2.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/arch/arm/plat-mxc/dma-mx1-mx2.c b/arch/arm/plat-mxc/dma-mx1-mx2.c index 7764643..9c1b3f9 100644 --- a/arch/arm/plat-mxc/dma-mx1-mx2.c +++ b/arch/arm/plat-mxc/dma-mx1-mx2.c @@ -156,7 +156,8 @@ static inline int imx_dma_sg_next(int channel, struct scatterlist *sg) } now = min(imxdma->resbytes, sg->length); - imxdma->resbytes -= now; + if (imxdma->resbytes != IMX_DMA_LENGTH_LOOP) + imxdma->resbytes -= now; if ((imxdma->dma_mode & DMA_MODE_MASK) == DMA_MODE_READ) __raw_writel(sg->dma_address, DMA_BASE + DMA_DAR(channel)); |