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-rw-r--r--drivers/dma/edma.c8
1 files changed, 8 insertions, 0 deletions
diff --git a/drivers/dma/edma.c b/drivers/dma/edma.c
index 54f7408e14ef..3754ffa09f27 100644
--- a/drivers/dma/edma.c
+++ b/drivers/dma/edma.c
@@ -256,8 +256,13 @@ static int edma_terminate_all(struct edma_chan *echan)
* echan->edesc is NULL and exit.)
*/
if (echan->edesc) {
+ int cyclic = echan->edesc->cyclic;
echan->edesc = NULL;
edma_stop(echan->ch_num);
+ /* Move the cyclic channel back to default queue */
+ if (cyclic)
+ edma_assign_channel_eventq(echan->ch_num,
+ EVENTQ_DEFAULT);
}
vchan_get_all_descriptors(&echan->vchan, &head);
@@ -724,6 +729,9 @@ static struct dma_async_tx_descriptor *edma_prep_dma_cyclic(
edesc->pset[i].param.opt |= TCINTEN;
}
+ /* Place the cyclic channel to highest priority queue */
+ edma_assign_channel_eventq(echan->ch_num, EVENTQ_0);
+
return vchan_tx_prep(&echan->vchan, &edesc->vdesc, tx_flags);
}