diff mbox series

[v3,05/11] dmaengine: dw-axi-dmac: delay irq getting until request_irq

Message ID 20230521101216.4084-6-jszhang@kernel.org
State New
Headers
Series dmaengine: dw-axi_dmac: bug fix clean up and more features |

Commit Message

Jisheng Zhang May 21, 2023, 10:12 a.m. UTC 
  This is to prepare for per-channel irq support in next patch. In
per-channel irq case, we need to parse dt firstly to know whether
the platform is per-channel irq or not.

Signed-off-by: Jisheng Zhang <jszhang@kernel.org>
---
 drivers/dma/dw-axi-dmac/dw-axi-dmac-platform.c | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)
diff mbox series

Patch

diff --git a/drivers/dma/dw-axi-dmac/dw-axi-dmac-platform.c b/drivers/dma/dw-axi-dmac/dw-axi-dmac-platform.c
index e596910e9f84..64b4ee2d618b 100644
--- a/drivers/dma/dw-axi-dmac/dw-axi-dmac-platform.c
+++ b/drivers/dma/dw-axi-dmac/dw-axi-dmac-platform.c
@@ -1403,10 +1403,6 @@  static int dw_probe(struct platform_device *pdev)
 	chip->dev = &pdev->dev;
 	chip->dw->hdata = hdata;
 
-	chip->irq = platform_get_irq(pdev, 0);
-	if (chip->irq < 0)
-		return chip->irq;
-
 	chip->regs = devm_platform_ioremap_resource(pdev, 0);
 	if (IS_ERR(chip->regs))
 		return PTR_ERR(chip->regs);
@@ -1447,6 +1443,10 @@  static int dw_probe(struct platform_device *pdev)
 	if (!dw->chan)
 		return -ENOMEM;
 
+	chip->irq = platform_get_irq(pdev, 0);
+	if (chip->irq < 0)
+		return chip->irq;
+
 	ret = devm_request_irq(chip->dev, chip->irq, dw_axi_dma_interrupt,
 			       IRQF_SHARED, KBUILD_MODNAME, chip);
 	if (ret)