diff options
Diffstat (limited to 'drivers/dma/sirf-dma.c')
| -rw-r--r-- | drivers/dma/sirf-dma.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/dma/sirf-dma.c b/drivers/dma/sirf-dma.c index 7d78cf7bb7f..fb5790d8a0b 100644 --- a/drivers/dma/sirf-dma.c +++ b/drivers/dma/sirf-dma.c @@ -291,6 +291,8 @@ static int sirfsoc_dma_terminate_all(struct sirfsoc_dma_chan *schan) int cid = schan->chan.chan_id; unsigned long flags; + spin_lock_irqsave(&schan->lock, flags); + if (!sdma->is_marco) { writel_relaxed(readl_relaxed(sdma->base + SIRFSOC_DMA_INT_EN) & ~(1 << cid), sdma->base + SIRFSOC_DMA_INT_EN); @@ -305,9 +307,9 @@ static int sirfsoc_dma_terminate_all(struct sirfsoc_dma_chan *schan) writel_relaxed(1 << cid, sdma->base + SIRFSOC_DMA_CH_VALID); - spin_lock_irqsave(&schan->lock, flags); list_splice_tail_init(&schan->active, &schan->free); list_splice_tail_init(&schan->queued, &schan->free); + spin_unlock_irqrestore(&schan->lock, flags); return 0; |