diff mbox series

[v4,3/4] dmaengine: ti: k3-udma: Deferring probe when soc_device_match() returns NULL

Message ID 20221108181144.433087-4-nfrayer@baylibre.com
State New
Headers show
Series soc: ti: Add module build support to the socinfo | expand

Commit Message

Nicolas Frayer Nov. 8, 2022, 6:11 p.m. UTC 
When the k3 socinfo driver is built as a module, there is a possibility
that it will probe after the k3 udma driver and the later returns -ENODEV.
By deferring the k3 udma probe we allow the k3 socinfo to probe and
register the soc_device_attribute structure needed by the k3 udma driver.

Signed-off-by: Nicolas Frayer <nfrayer@baylibre.com>
---
 drivers/dma/ti/k3-udma.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
diff mbox series

Patch

diff --git a/drivers/dma/ti/k3-udma.c b/drivers/dma/ti/k3-udma.c
index 7b5081989b3d..a6bb5077900b 100644
--- a/drivers/dma/ti/k3-udma.c
+++ b/drivers/dma/ti/k3-udma.c
@@ -5285,7 +5285,7 @@  static int udma_probe(struct platform_device *pdev)
 	soc = soc_device_match(k3_soc_devices);
 	if (!soc) {
 		dev_err(dev, "No compatible SoC found\n");
-		return -ENODEV;
+		return -EPROBE_DEFER;
 	}
 	ud->soc_data = soc->data;