diff options
| -rw-r--r-- | drivers/dma/mxs-dma.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/dma/mxs-dma.c b/drivers/dma/mxs-dma.c index 5302670..f48f87f 100644 --- a/drivers/dma/mxs-dma.c +++ b/drivers/dma/mxs-dma.c @@ -235,6 +235,8 @@ static void mxs_dma_reset_chan(struct mxs_dma_chan *mxs_chan) writel(1 << (chan_id + BP_APBHX_CHANNEL_CTRL_RESET_CHANNEL), mxs_dma->base + HW_APBHX_CHANNEL_CTRL + STMP_OFFSET_REG_SET); } + + mxs_chan->status = DMA_COMPLETE; } static void mxs_dma_enable_chan(struct mxs_dma_chan *mxs_chan) @@ -362,7 +364,7 @@ static irqreturn_t mxs_dma_int_handler(int irq, void *dev_id) chan); mxs_chan->status = DMA_ERROR; mxs_dma_reset_chan(mxs_chan); - } else { + } else if (mxs_chan->status != DMA_COMPLETE) { if (mxs_chan->flags & MXS_DMA_SG_LOOP) mxs_chan->status = DMA_IN_PROGRESS; else |