Cyclic channels must too call issue_pending in order to start a
transfer. This wrongly worked before, because in the past the
transfer was started at tx_submit level when only a desc in the
transfer list.
Fixes: e1f7c9eee707 ("dmaengine: at_xdmac: creation of the atmel eXtended DMA Controller driver")
Signed-off-by: Tudor Ambarus <tudor.ambarus@xxxxxxxxxxxxx>
---
drivers/dma/at_xdmac.c | 8 +++-----
1 file changed, 3 insertions(+), 5 deletions(-)
diff --git a/drivers/dma/at_xdmac.c b/drivers/dma/at_xdmac.c
index ccf796a3b9f3..9a5c68eda801 100644
--- a/drivers/dma/at_xdmac.c
+++ b/drivers/dma/at_xdmac.c
@@ -1778,11 +1778,9 @@ static void at_xdmac_issue_pending(struct dma_chan *chan)
dev_dbg(chan2dev(&atchan->chan), "%s\n", __func__);
- if (!at_xdmac_chan_is_cyclic(atchan)) {
- spin_lock_irqsave(&atchan->lock, flags);
- at_xdmac_advance_work(atchan);
- spin_unlock_irqrestore(&atchan->lock, flags);
- }
+ spin_lock_irqsave(&atchan->lock, flags);
+ at_xdmac_advance_work(atchan);
+ spin_unlock_irqrestore(&atchan->lock, flags);
return;
}
--
2.25.1
