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Commit f42fe520 authored by Leo Yan's avatar Leo Yan Committed by Greg Kroah-Hartman
Browse files

coresight: use const for device_node structures 



Almost low level functions from open firmware have used const to
qualify device_node structures, so add const for device_node
parameters in of_coresight related functions.

Signed-off-by: default avatarLeo Yan <leo.yan@linaro.org>
Reviewed-by: default avatarStephen Boyd <sboyd@codeaurora.org>
Signed-off-by: default avatarMathieu Poirier <mathieu.poirier@linaro.org>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent 2cd54140

drivers/hwtracing/coresight/of_coresight.c

+4 −3
Original line number Diff line number Diff line
@@ -52,7 +52,7 @@ of_coresight_get_endpoint_device(struct device_node *endpoint) 
			       endpoint, of_dev_node_match);

}



static void of_coresight_get_ports(struct device_node *node,

static void of_coresight_get_ports(const struct device_node *node,

				   int *nr_inport, int *nr_outport)

{

	struct device_node *ep = NULL;
@@ -101,8 +101,9 @@ static int of_coresight_alloc_memory(struct device *dev, 
	return 0;

}



struct coresight_platform_data *of_get_coresight_platform_data(

				struct device *dev, struct device_node *node)

struct coresight_platform_data *

of_get_coresight_platform_data(struct device *dev,

			       const struct device_node *node)

{

	int i = 0, ret = 0, cpu;

	struct coresight_platform_data *pdata;

include/linux/coresight.h

+4 −3
Original line number Diff line number Diff line
@@ -263,11 +263,12 @@ static inline int coresight_timeout(void __iomem *addr, u32 offset, 
#endif



#ifdef CONFIG_OF

extern struct coresight_platform_data *of_get_coresight_platform_data(

				struct device *dev, struct device_node *node);

extern struct coresight_platform_data *

of_get_coresight_platform_data(struct device *dev,

			       const struct device_node *node);

#else

static inline struct coresight_platform_data *of_get_coresight_platform_data(

	struct device *dev, struct device_node *node) { return NULL; }

	struct device *dev, const struct device_node *node) { return NULL; }

#endif



#ifdef CONFIG_PID_NS