From d04d2f620dcfd6baddd276f6dad5268c17c70aa1 Mon Sep 17 00:00:00 2001 From: Etienne Carriere Date: Tue, 28 Jan 2020 10:41:57 +0100 Subject: [PATCH] dmaengine: stm32-dmamux: use reset controller only at probe time Remove reset controller reference from device instance since it is used only at probe time. Signed-off-by: Etienne Carriere Signed-off-by: Amelie Delaunay Link: https://lore.kernel.org/r/20200128094158.20361-4-amelie.delaunay@st.com Signed-off-by: Vinod Koul --- drivers/dma/stm32-dmamux.c | 10 +++++----- 1 file changed, 5 insertions(+), 5 deletions(-) diff --git a/drivers/dma/stm32-dmamux.c b/drivers/dma/stm32-dmamux.c index a862d3339fb7..1dfecbac64cf 100644 --- a/drivers/dma/stm32-dmamux.c +++ b/drivers/dma/stm32-dmamux.c @@ -35,7 +35,6 @@ struct stm32_dmamux { struct stm32_dmamux_data { struct dma_router dmarouter; struct clk *clk; - struct reset_control *rst; void __iomem *iomem; u32 dma_requests; /* Number of DMA requests connected to DMAMUX */ u32 dmamux_requests; /* Number of DMA requests routed toward DMAs */ @@ -182,6 +181,7 @@ static int stm32_dmamux_probe(struct platform_device *pdev) struct stm32_dmamux_data *stm32_dmamux; struct resource *res; void __iomem *iomem; + struct reset_control *rst; int i, count, ret; u32 dma_req; @@ -265,11 +265,11 @@ static int stm32_dmamux_probe(struct platform_device *pdev) return ret; } - stm32_dmamux->rst = devm_reset_control_get(&pdev->dev, NULL); - if (!IS_ERR(stm32_dmamux->rst)) { - reset_control_assert(stm32_dmamux->rst); + rst = devm_reset_control_get(&pdev->dev, NULL); + if (!IS_ERR(rst)) { + reset_control_assert(rst); udelay(2); - reset_control_deassert(stm32_dmamux->rst); + reset_control_deassert(rst); } stm32_dmamux->iomem = iomem;