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117 lines
2.9 KiB
117 lines
2.9 KiB
/* SPDX-License-Identifier: GPL-2.0 */ |
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#ifndef _LINUX_OF_DEVICE_H |
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#define _LINUX_OF_DEVICE_H |
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#include <linux/cpu.h> |
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#include <linux/platform_device.h> |
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#include <linux/of_platform.h> /* temporary until merge */ |
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#include <linux/of.h> |
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#include <linux/mod_devicetable.h> |
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struct device; |
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#ifdef CONFIG_OF |
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extern const struct of_device_id *of_match_device( |
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const struct of_device_id *matches, const struct device *dev); |
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/** |
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* of_driver_match_device - Tell if a driver's of_match_table matches a device. |
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* @drv: the device_driver structure to test |
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* @dev: the device structure to match against |
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*/ |
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static inline int of_driver_match_device(struct device *dev, |
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const struct device_driver *drv) |
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{ |
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return of_match_device(drv->of_match_table, dev) != NULL; |
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} |
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extern int of_device_add(struct platform_device *pdev); |
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extern int of_device_register(struct platform_device *ofdev); |
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extern void of_device_unregister(struct platform_device *ofdev); |
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extern const void *of_device_get_match_data(const struct device *dev); |
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extern ssize_t of_device_modalias(struct device *dev, char *str, ssize_t len); |
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extern int of_device_request_module(struct device *dev); |
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extern void of_device_uevent(struct device *dev, struct kobj_uevent_env *env); |
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extern int of_device_uevent_modalias(struct device *dev, struct kobj_uevent_env *env); |
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static inline struct device_node *of_cpu_device_node_get(int cpu) |
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{ |
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struct device *cpu_dev; |
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cpu_dev = get_cpu_device(cpu); |
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if (!cpu_dev) |
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return of_get_cpu_node(cpu, NULL); |
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return of_node_get(cpu_dev->of_node); |
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} |
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int of_dma_configure_id(struct device *dev, |
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struct device_node *np, |
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bool force_dma, const u32 *id); |
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static inline int of_dma_configure(struct device *dev, |
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struct device_node *np, |
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bool force_dma) |
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{ |
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return of_dma_configure_id(dev, np, force_dma, NULL); |
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} |
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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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const struct device_driver *drv) |
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{ |
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return 0; |
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} |
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static inline void of_device_uevent(struct device *dev, |
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struct kobj_uevent_env *env) { } |
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static inline const void *of_device_get_match_data(const struct device *dev) |
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{ |
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return NULL; |
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} |
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static inline int of_device_modalias(struct device *dev, |
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char *str, ssize_t len) |
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{ |
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return -ENODEV; |
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} |
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static inline int of_device_request_module(struct device *dev) |
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{ |
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return -ENODEV; |
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} |
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static inline int of_device_uevent_modalias(struct device *dev, |
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struct kobj_uevent_env *env) |
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{ |
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return -ENODEV; |
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} |
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static inline const struct of_device_id *of_match_device( |
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const struct of_device_id *matches, const struct device *dev) |
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{ |
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return NULL; |
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} |
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static inline struct device_node *of_cpu_device_node_get(int cpu) |
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{ |
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return NULL; |
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} |
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static inline int of_dma_configure_id(struct device *dev, |
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struct device_node *np, |
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bool force_dma) |
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{ |
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return 0; |
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} |
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static inline int of_dma_configure(struct device *dev, |
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struct device_node *np, |
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bool force_dma) |
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{ |
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return 0; |
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} |
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#endif /* CONFIG_OF */ |
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#endif /* _LINUX_OF_DEVICE_H */
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