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gpio: reintroduce devm_get_gpiod_from_child() 

We need to keep this API around for the merge window to avoid
nasty build problems in the merges.

Cc: Lee Jones <lee.jones@linaro.org>
Suggested-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
hifive-unleashed-5.1
Linus Walleij 2017-02-21 14:19:45 +01:00
parent deab2b0524
commit 3498d8694d
1 changed files with 17 additions and 0 deletions
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17
include/linux/gpio/consumer.h
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@ -143,6 +143,16 @@ struct gpio_desc *devm_fwnode_get_index_gpiod_from_child(struct device *dev,
struct fwnode_handle *child,
enum gpiod_flags flags,
const char *label);
/* FIXME: delete this helper when users are switched over */
static inline struct gpio_desc *devm_get_gpiod_from_child(struct device *dev,
const char *con_id, struct fwnode_handle *child)
{
return devm_fwnode_get_index_gpiod_from_child(dev, con_id,
0, child,
GPIOD_ASIS,
"?");
}
#else /* CONFIG_GPIOLIB */
static inline int gpiod_count(struct device *dev, const char *con_id)
@ -434,6 +444,13 @@ struct gpio_desc *devm_fwnode_get_index_gpiod_from_child(struct device *dev,
return ERR_PTR(-ENOSYS);
}
/* FIXME: delete this when all users are switched over */
static inline struct gpio_desc *devm_get_gpiod_from_child(struct device *dev,
const char *con_id, struct fwnode_handle *child)
{
return ERR_PTR(-ENOSYS);
}
#endif /* CONFIG_GPIOLIB */
static inline