We can occasionally get -EINPROGRESS for pm_runtime_get. In that case
we can just continue as we're queueing transfers anyways when
pm_runtime_active is not set.
Fixes: fdea2d09b997 ("dmaengine: cppi41: Add basic PM runtime support")
Signed-off-by: Tony Lindgren <t...@atomide.com>
---
drivers/dma/cppi41.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/dma/cppi41.c b/drivers/dma/cppi41.c
--- a/drivers/dma/cppi41.c
+++ b/drivers/dma/cppi41.c
@@ -462,7 +462,7 @@ static void cppi41_dma_issue_pending(struct dma_chan *chan)
/* PM runtime paired with dmaengine_desc_get_callback_invoke */
error = pm_runtime_get(cdd->ddev.dev);
- if (error < 0) {
+ if ((error != -EINPROGRESS) && error < 0) {
dev_err(cdd->ddev.dev, "Failed to pm_runtime_get: %i\n",
error);
--
2.9.3
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