dmaengine: stm32-mdma: use reset controller only at probe time (54d50c81) · Commits · 戴 / test

Remove reset controller reference from device instance since it is used only at probe time. Signed-off-by:

drivers/dma/stm32-mdma.c

+5 −5

Original line number	Diff line number	Diff line
		@@ -273,7 +273,6 @@ struct stm32_mdma_device {
		void __iomem *base;
		struct clk *clk;
		int irq;
		struct reset_control *rst;
		u32 nr_channels;
		u32 nr_requests;
		u32 nr_ahb_addr_masks;
		@@ -1532,6 +1531,7 @@ static int stm32_mdma_probe(struct platform_device *pdev)
		struct dma_device *dd;
		struct device_node *of_node;
		struct resource *res;
		struct reset_control *rst;
		u32 nr_channels, nr_requests;
		int i, count, ret;

		@@ -1590,11 +1590,11 @@ static int stm32_mdma_probe(struct platform_device *pdev)
		return ret;
		}

		dmadev->rst = devm_reset_control_get(&pdev->dev, NULL);
		if (!IS_ERR(dmadev->rst)) {
		reset_control_assert(dmadev->rst);
		rst = devm_reset_control_get(&pdev->dev, NULL);
		if (!IS_ERR(rst)) {
		reset_control_assert(rst);
		udelay(2);
		reset_control_deassert(dmadev->rst);
		reset_control_deassert(rst);
		}

		dd = &dmadev->ddev;