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| author | Igor Opaniuk <igor.opaniuk@toradex.com> | 2020-11-19 11:32:30 +0200 |
|---|---|---|
| committer | Igor Opaniuk <igor.opaniuk@toradex.com> | 2020-11-19 11:32:30 +0200 |
| commit | eaa149de4579cb86b511920ac269eccd1facfc83 (patch) | |
| tree | 394e242dbfb006eb86e7c6e9d699e284adcf325e /drivers/dma/dma-jz4780.c | |
| parent | 43b625b3ab85828431966c350dc3f9132a51ac27 (diff) | |
| parent | 685021f75fc48afaf6de76280a601316cde827c2 (diff) | |
Merge commit '685021f75fc48afaf6de76280a601316cde827c2' into toradex_5.4-2.1.x-imx
Diffstat (limited to 'drivers/dma/dma-jz4780.c')
| -rw-r--r-- | drivers/dma/dma-jz4780.c | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/drivers/dma/dma-jz4780.c b/drivers/dma/dma-jz4780.c index 0ecb724b394f..e27043427653 100644 --- a/drivers/dma/dma-jz4780.c +++ b/drivers/dma/dma-jz4780.c @@ -639,11 +639,11 @@ static enum dma_status jz4780_dma_tx_status(struct dma_chan *chan, unsigned long flags; unsigned long residue = 0; + spin_lock_irqsave(&jzchan->vchan.lock, flags); + status = dma_cookie_status(chan, cookie, txstate); if ((status == DMA_COMPLETE) || (txstate == NULL)) - return status; - - spin_lock_irqsave(&jzchan->vchan.lock, flags); + goto out_unlock_irqrestore; vdesc = vchan_find_desc(&jzchan->vchan, cookie); if (vdesc) { @@ -660,6 +660,7 @@ static enum dma_status jz4780_dma_tx_status(struct dma_chan *chan, && jzchan->desc->status & (JZ_DMA_DCS_AR | JZ_DMA_DCS_HLT)) status = DMA_ERROR; +out_unlock_irqrestore: spin_unlock_irqrestore(&jzchan->vchan.lock, flags); return status; } |