diff options
Diffstat (limited to 'drivers/dma/stm32-mdma.c')
| -rw-r--r-- | drivers/dma/stm32-mdma.c | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/drivers/dma/stm32-mdma.c b/drivers/dma/stm32-mdma.c index 5838311cf990..ee1cbf3be75d 100644 --- a/drivers/dma/stm32-mdma.c +++ b/drivers/dma/stm32-mdma.c @@ -1127,6 +1127,8 @@ static void stm32_mdma_start_transfer(struct stm32_mdma_chan *chan) return; } + list_del(&vdesc->node); + chan->desc = to_stm32_mdma_desc(vdesc); hwdesc = chan->desc->node[0].hwdesc; chan->curr_hwdesc = 0; @@ -1242,8 +1244,10 @@ static int stm32_mdma_terminate_all(struct dma_chan *c) LIST_HEAD(head); spin_lock_irqsave(&chan->vchan.lock, flags); - if (chan->busy) { - stm32_mdma_stop(chan); + if (chan->desc) { + vchan_terminate_vdesc(&chan->desc->vdesc); + if (chan->busy) + stm32_mdma_stop(chan); chan->desc = NULL; } vchan_get_all_descriptors(&chan->vchan, &head); @@ -1331,7 +1335,6 @@ static enum dma_status stm32_mdma_tx_status(struct dma_chan *c, static void stm32_mdma_xfer_end(struct stm32_mdma_chan *chan) { - list_del(&chan->desc->vdesc.node); vchan_cookie_complete(&chan->desc->vdesc); chan->desc = NULL; chan->busy = false; |