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-rw-r--r--drivers/dma/amba-pl08x.c9
1 files changed, 5 insertions, 4 deletions
diff --git a/drivers/dma/amba-pl08x.c b/drivers/dma/amba-pl08x.c
index b6132845e65c..30b6921f094f 100644
--- a/drivers/dma/amba-pl08x.c
+++ b/drivers/dma/amba-pl08x.c
@@ -1671,10 +1671,7 @@ static void pl08x_tasklet(unsigned long data)
spin_lock_irqsave(&plchan->lock, flags);
list_splice_tail_init(&plchan->done_list, &head);
- /* If a new descriptor is queued, set it up plchan->at is NULL here */
- if (!list_empty(&plchan->issued_list)) {
- pl08x_start_next_txd(plchan);
- } else if (!list_empty(&plchan->pend_list) || plchan->phychan_hold) {
+ if (plchan->at || !list_empty(&plchan->pend_list) || plchan->phychan_hold) {
/*
* This channel is still in use - we have a new txd being
* prepared and will soon be queued. Don't give up the
@@ -1786,6 +1783,10 @@ static irqreturn_t pl08x_irq(int irq, void *dev)
pl08x_release_mux(plchan);
dma_cookie_complete(&tx->tx);
list_add_tail(&tx->node, &plchan->done_list);
+
+ /* And start the next descriptor */
+ if (!list_empty(&plchan->issued_list))
+ pl08x_start_next_txd(plchan);
}
spin_unlock(&plchan->lock);