提交 a850a755 编写于 作者: G Grant Likely

of/address: add empty static inlines for !CONFIG_OF

As the title says, this patch adds empty implementations for the address
translation functions so that they can be used when CONFIG_OF is disabled.
Signed-off-by: NGrant Likely <grant.likely@secretlab.ca>
Cc: Rob Herring <rob.herring@calxeda.com>
上级 1bc04f2c
...@@ -4,6 +4,7 @@ ...@@ -4,6 +4,7 @@
#include <linux/errno.h> #include <linux/errno.h>
#include <linux/of.h> #include <linux/of.h>
#ifdef CONFIG_OF_ADDRESS
extern u64 of_translate_address(struct device_node *np, const __be32 *addr); extern u64 of_translate_address(struct device_node *np, const __be32 *addr);
extern int of_address_to_resource(struct device_node *dev, int index, extern int of_address_to_resource(struct device_node *dev, int index,
struct resource *r); struct resource *r);
...@@ -25,12 +26,37 @@ static inline unsigned long pci_address_to_pio(phys_addr_t addr) { return -1; } ...@@ -25,12 +26,37 @@ static inline unsigned long pci_address_to_pio(phys_addr_t addr) { return -1; }
#define pci_address_to_pio pci_address_to_pio #define pci_address_to_pio pci_address_to_pio
#endif #endif
#ifdef CONFIG_PCI #else /* CONFIG_OF_ADDRESS */
static inline int of_address_to_resource(struct device_node *dev, int index,
struct resource *r)
{
return -EINVAL;
}
static inline struct device_node *of_find_matching_node_by_address(
struct device_node *from,
const struct of_device_id *matches,
u64 base_address)
{
return NULL;
}
static inline void __iomem *of_iomap(struct device_node *device, int index)
{
return NULL;
}
static inline const u32 *of_get_address(struct device_node *dev, int index,
u64 *size, unsigned int *flags)
{
return NULL;
}
#endif /* CONFIG_OF_ADDRESS */
#if defined(CONFIG_OF_ADDRESS) && defined(CONFIG_PCI)
extern const __be32 *of_get_pci_address(struct device_node *dev, int bar_no, extern const __be32 *of_get_pci_address(struct device_node *dev, int bar_no,
u64 *size, unsigned int *flags); u64 *size, unsigned int *flags);
extern int of_pci_address_to_resource(struct device_node *dev, int bar, extern int of_pci_address_to_resource(struct device_node *dev, int bar,
struct resource *r); struct resource *r);
#else /* CONFIG_PCI */ #else /* CONFIG_OF_ADDRESS && CONFIG_PCI */
static inline int of_pci_address_to_resource(struct device_node *dev, int bar, static inline int of_pci_address_to_resource(struct device_node *dev, int bar,
struct resource *r) struct resource *r)
{ {
...@@ -42,8 +68,7 @@ static inline const __be32 *of_get_pci_address(struct device_node *dev, ...@@ -42,8 +68,7 @@ static inline const __be32 *of_get_pci_address(struct device_node *dev,
{ {
return NULL; return NULL;
} }
#endif /* CONFIG_PCI */ #endif /* CONFIG_OF_ADDRESS && CONFIG_PCI */
#endif /* __OF_ADDRESS_H */ #endif /* __OF_ADDRESS_H */
Markdown is supported
0% .
You are about to add 0 people to the discussion. Proceed with caution.
先完成此消息的编辑!
想要评论请 注册