[PATCH V3 3/8] of: dma: Make of_dma_deconfigure() public
From: Sricharan R <hidden>
Date: 2016-10-04 17:04:25
Also in:
linux-arm-msm, linux-iommu
Subsystem:
open firmware and flattened device tree, the rest · Maintainers:
Rob Herring, Saravana Kannan, Linus Torvalds
From: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com> As part of moving DMA initializing to probe time the of_dma_deconfigure() function will need to be called from different source files. Make it public and move it to drivers/of/device.c where the of_dma_configure() function is. Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com> --- drivers/of/device.c | 12 ++++++++++++ drivers/of/platform.c | 5 ----- include/linux/of_device.h | 3 +++ 3 files changed, 15 insertions(+), 5 deletions(-)
diff --git a/drivers/of/device.c b/drivers/of/device.c
index d9898d9..1c843e2 100644
--- a/drivers/of/device.c
+++ b/drivers/of/device.c@@ -136,6 +136,18 @@ void of_dma_configure(struct device *dev, struct device_node *np) } EXPORT_SYMBOL_GPL(of_dma_configure); +/** + * of_dma_deconfigure - Clean up DMA configuration + * @dev: Device for which to clean up DMA configuration + * + * Clean up all configuration performed by of_dma_configure_ops() and free all + * resources that have been allocated. + */ +void of_dma_deconfigure(struct device *dev) +{ + arch_teardown_dma_ops(dev); +} + int of_device_register(struct platform_device *pdev) { device_initialize(&pdev->dev);
diff --git a/drivers/of/platform.c b/drivers/of/platform.c
index f39ccd5..9cb7090 100644
--- a/drivers/of/platform.c
+++ b/drivers/of/platform.c@@ -153,11 +153,6 @@ struct platform_device *of_device_alloc(struct device_node *np, } EXPORT_SYMBOL(of_device_alloc); -static void of_dma_deconfigure(struct device *dev) -{ - arch_teardown_dma_ops(dev); -} - /** * of_platform_device_create_pdata - Alloc, initialize and register an of_device * @np: pointer to node to create device for
diff --git a/include/linux/of_device.h b/include/linux/of_device.h
index cc7dd687..d20a31a 100644
--- a/include/linux/of_device.h
+++ b/include/linux/of_device.h@@ -56,6 +56,7 @@ static inline struct device_node *of_cpu_device_node_get(int cpu) } void of_dma_configure(struct device *dev, struct device_node *np); +void of_dma_deconfigure(struct device *dev); #else /* CONFIG_OF */ static inline int of_driver_match_device(struct device *dev,
@@ -100,6 +101,8 @@ static inline struct device_node *of_cpu_device_node_get(int cpu) } static inline void of_dma_configure(struct device *dev, struct device_node *np) {} +static inline void of_dma_deconfigure(struct device *dev) +{} #endif /* CONFIG_OF */ #endif /* _LINUX_OF_DEVICE_H */
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