diff options
| author | Etienne Carriere <etienne.carriere@st.com> | 2020-01-29 16:36:22 +0100 |
|---|---|---|
| committer | Vinod Koul <vkoul@kernel.org> | 2020-02-25 11:15:04 +0530 |
| commit | 8cf1e0fc50fcc25021567bb2755580504c57c83a (patch) | |
| tree | 90f6eff549d5b2bfd1b590fd0d86fa9d5ea89e5c /drivers/dma/stm32-dma.c | |
| parent | 05f8740a0e6fcd97fe462c7012dff2eed821b529 (diff) | |
dmaengine: stm32-dma: 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 <etienne.carriere@st.com>
Signed-off-by: Amelie Delaunay <amelie.delaunay@st.com>
Link: https://lore.kernel.org/r/20200129153628.29329-3-amelie.delaunay@st.com
Signed-off-by: Vinod Koul <vkoul@kernel.org>
Diffstat (limited to 'drivers/dma/stm32-dma.c')
| -rw-r--r-- | drivers/dma/stm32-dma.c | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/drivers/dma/stm32-dma.c b/drivers/dma/stm32-dma.c index 136deabd1aa3..e31414796ec4 100644 --- a/drivers/dma/stm32-dma.c +++ b/drivers/dma/stm32-dma.c @@ -207,7 +207,6 @@ struct stm32_dma_device { struct dma_device ddev; void __iomem *base; struct clk *clk; - struct reset_control *rst; bool mem2mem; struct stm32_dma_chan chan[STM32_DMA_MAX_CHANNELS]; }; @@ -1275,6 +1274,7 @@ static int stm32_dma_probe(struct platform_device *pdev) struct dma_device *dd; const struct of_device_id *match; struct resource *res; + struct reset_control *rst; int i, ret; match = of_match_device(stm32_dma_of_match, &pdev->dev); @@ -1309,11 +1309,11 @@ static int stm32_dma_probe(struct platform_device *pdev) dmadev->mem2mem = of_property_read_bool(pdev->dev.of_node, "st,mem2mem"); - 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); } dma_cap_set(DMA_SLAVE, dd->cap_mask); |