pm_runtime_resume_and_get() automatically handle dev->power.usage_count
decrement on errors, so prefer using it and also implement it's error
handling.
Signed-off-by: Radhey Shyam Pandey <radhey.shyam.pandey@xxxxxxxxxx>
---
drivers/dma/xilinx/zynqmp_dma.c | 6 +++++-
1 file changed, 5 insertions(+), 1 deletion(-)
diff --git a/drivers/dma/xilinx/zynqmp_dma.c b/drivers/dma/xilinx/zynqmp_dma.c
index 915dbe6275d4..dc299ab36818 100644
--- a/drivers/dma/xilinx/zynqmp_dma.c
+++ b/drivers/dma/xilinx/zynqmp_dma.c
@@ -1078,7 +1078,11 @@ static int zynqmp_dma_probe(struct platform_device *pdev)
pm_runtime_set_autosuspend_delay(zdev->dev, ZDMA_PM_TIMEOUT);
pm_runtime_use_autosuspend(zdev->dev);
pm_runtime_enable(zdev->dev);
- pm_runtime_get_sync(zdev->dev);
+ ret = pm_runtime_resume_and_get(zdev->dev);
+ if (ret < 0) {
+ dev_err(&pdev->dev, "device wakeup failed.\n");
+ pm_runtime_disable(zdev->dev);
+ }
if (!pm_runtime_enabled(zdev->dev)) {
ret = zynqmp_dma_runtime_resume(zdev->dev);
if (ret)
--
2.25.1
