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https://github.com/AuxXxilium/linux_dsm_epyc7002.git
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f626d6dfb7
The core gpiolib should not contain any OF/device tree-only code. Try to break out the main part of it and push it down into the optional gpiolib-of.c part of the library. Create a local gpiolib-of.h header and move stuff around a bit to get a clean cut. Reviewed-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com> Signed-off-by: Linus Walleij <linus.walleij@linaro.org> Link: https://lore.kernel.org/r/20190717071001.3858-1-linus.walleij@linaro.org
46 lines
1.3 KiB
C
46 lines
1.3 KiB
C
/* SPDX-License-Identifier: GPL-2.0 */
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#ifndef GPIOLIB_OF_H
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#define GPIOLIB_OF_H
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struct gpio_chip;
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enum of_gpio_flags;
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#ifdef CONFIG_OF_GPIO
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struct gpio_desc *of_find_gpio(struct device *dev,
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const char *con_id,
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unsigned int idx,
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unsigned long *lookupflags);
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struct gpio_desc *of_get_named_gpiod_flags(struct device_node *np,
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const char *list_name, int index, enum of_gpio_flags *flags);
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int of_gpiochip_add(struct gpio_chip *gc);
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void of_gpiochip_remove(struct gpio_chip *gc);
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int of_gpio_get_count(struct device *dev, const char *con_id);
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bool of_gpio_need_valid_mask(struct gpio_chip *gc);
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#else
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static inline struct gpio_desc *of_find_gpio(struct device *dev,
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const char *con_id,
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unsigned int idx,
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unsigned long *lookupflags)
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{
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return ERR_PTR(-ENOENT);
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}
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static inline struct gpio_desc *of_get_named_gpiod_flags(struct device_node *np,
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const char *list_name, int index, enum of_gpio_flags *flags)
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{
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return ERR_PTR(-ENOENT);
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}
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static inline int of_gpiochip_add(struct gpio_chip *gc) { return 0; }
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static inline void of_gpiochip_remove(struct gpio_chip *gc) { }
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static inline int of_gpio_get_count(struct device *dev, const char *con_id)
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{
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return 0;
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}
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static inline bool of_gpio_need_valid_mask(struct gpio_chip *gc)
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{
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return false;
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}
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#endif /* CONFIG_OF_GPIO */
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#endif /* GPIOLIB_OF_H */
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