Merge branch 'topic/dmaengine_cleanups' into for-linus

1 files changed, 13 insertions, 0 deletions

diff --git a/drivers/dma/nbpfaxi.c b/drivers/dma/nbpfaxi.c
index 9f0e98b75eb9..08c45c185549 100644
--- a/drivers/dma/nbpfaxi.c
+++ b/drivers/dma/nbpfaxi.c
@@ -227,6 +227,7 @@ struct nbpf_device {
 	void __iomem *base;
 	struct clk *clk;
 	const struct nbpf_config *config;
+	unsigned int eirq;
 	struct nbpf_channel chan[];
 };
 
@@ -1375,6 +1376,7 @@ static int nbpf_probe(struct platform_device *pdev)
 			       IRQF_SHARED, "dma error", nbpf);
 	if (ret < 0)
 		return ret;
+	nbpf->eirq = eirq;
 
 	INIT_LIST_HEAD(&dma_dev->channels);
 
@@ -1446,6 +1448,17 @@ e_clk_off:
 static int nbpf_remove(struct platform_device *pdev)
 {
 	struct nbpf_device *nbpf = platform_get_drvdata(pdev);
+	int i;
+
+	devm_free_irq(&pdev->dev, nbpf->eirq, nbpf);
+
+	for (i = 0; i < nbpf->config->num_channels; i++) {
+		struct nbpf_channel *chan = nbpf->chan + i;
+
+		devm_free_irq(&pdev->dev, chan->irq, chan);
+
+		tasklet_kill(&chan->tasklet);
+	}
 
 	of_dma_controller_free(pdev->dev.of_node);
 	dma_async_device_unregister(&nbpf->dma_dev);