82 lines
2.8 KiB
Diff
82 lines
2.8 KiB
Diff
author Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com> 2015-05-15 02:00:05 +0300
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committer John Stultz <john.stultz@linaro.org> 2017-05-12 12:39:34 -0700
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commit 6dd93436bf11ccd9fef459b8dc9f58c8635a6230 (patch)
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tree 8855dd8b458c81c573d372354a3743bfde1691c0
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parent da8cb6993ea1b433adec1059b65db265b2fe85f3 (diff)
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download flo-6dd93436bf11ccd9fef459b8dc9f58c8635a6230.tar.gz
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of: dma: Make of_dma_deconfigure() public
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As part of moving DMA initializing to probe time the
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of_dma_deconfigure() function will need to be called from different
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source files. Make it public and move it to drivers/of/device.c where
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the of_dma_configure() function is.
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Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
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Diffstat
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-rw-r--r-- drivers/of/device.c 12
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-rw-r--r-- drivers/of/platform.c 5
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-rw-r--r-- include/linux/of_device.h 3
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3 files changed, 15 insertions, 5 deletions
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diff --git a/drivers/of/device.c b/drivers/of/device.c
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index b1e6beb..0d378c0 100644
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--- a/drivers/of/device.c
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+++ b/drivers/of/device.c
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@@ -151,6 +151,18 @@ void of_dma_configure(struct device *dev, struct device_node *np)
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}
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EXPORT_SYMBOL_GPL(of_dma_configure);
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+/**
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+ * of_dma_deconfigure - Clean up DMA configuration
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+ * @dev: Device for which to clean up DMA configuration
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+ *
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+ * Clean up all configuration performed by of_dma_configure_ops() and free all
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+ * resources that have been allocated.
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+ */
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+void of_dma_deconfigure(struct device *dev)
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+{
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+ arch_teardown_dma_ops(dev);
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+}
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+
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int of_device_register(struct platform_device *pdev)
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{
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device_initialize(&pdev->dev);
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diff --git a/drivers/of/platform.c b/drivers/of/platform.c
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index 5dfcc96..5344db5 100644
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--- a/drivers/of/platform.c
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+++ b/drivers/of/platform.c
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@@ -158,11 +158,6 @@ struct platform_device *of_device_alloc(struct device_node *np,
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}
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EXPORT_SYMBOL(of_device_alloc);
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-static void of_dma_deconfigure(struct device *dev)
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-{
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- arch_teardown_dma_ops(dev);
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-}
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-
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/**
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* of_platform_device_create_pdata - Alloc, initialize and register an of_device
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* @np: pointer to node to create device for
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diff --git a/include/linux/of_device.h b/include/linux/of_device.h
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index c12dace..af98455 100644
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--- a/include/linux/of_device.h
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+++ b/include/linux/of_device.h
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@@ -56,6 +56,7 @@ static inline struct device_node *of_cpu_device_node_get(int cpu)
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}
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void of_dma_configure(struct device *dev, struct device_node *np);
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+void of_dma_deconfigure(struct device *dev);
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#else /* CONFIG_OF */
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static inline int of_driver_match_device(struct device *dev,
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@@ -105,6 +106,8 @@ static inline struct device_node *of_cpu_device_node_get(int cpu)
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}
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static inline void of_dma_configure(struct device *dev, struct device_node *np)
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{}
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+static inline void of_dma_deconfigure(struct device *dev)
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+{}
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#endif /* CONFIG_OF */
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#endif /* _LINUX_OF_DEVICE_H */
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