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gpiolib: of: remove [devm_]gpiod_get_from_of_node() APIs

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Now that everyone is using [devm_]fwnode_gpiod_get[_index]() APIs,
remove OF-specific [devm_]gpiod_get_from_of_node().

Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
Reviewed-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: Bartosz Golaszewski <bartosz.golaszewski@linaro.org>
This commit is contained in:
Dmitry Torokhov 2022-12-19 11:20:16 -08:00 committed by Bartosz Golaszewski
parent 40fc56ee60
commit 650f2dc970
3 changed files with 0 additions and 149 deletions
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55
drivers/gpio/gpiolib-devres.c
View File

@ -129,61 +129,6 @@ struct gpio_desc *__must_check devm_gpiod_get_index(struct device *dev,
}
EXPORT_SYMBOL_GPL(devm_gpiod_get_index);
/**
* devm_gpiod_get_from_of_node() - obtain a GPIO from an OF node
* @dev: device for lifecycle management
* @node: handle of the OF node
* @propname: name of the DT property representing the GPIO
* @index: index of the GPIO to obtain for the consumer
* @dflags: GPIO initialization flags
* @label: label to attach to the requested GPIO
*
* Returns:
* On successful request the GPIO pin is configured in accordance with
* provided @dflags.
*
* In case of error an ERR_PTR() is returned.
*/
struct gpio_desc *devm_gpiod_get_from_of_node(struct device *dev,
const struct device_node *node,
const char *propname, int index,
enum gpiod_flags dflags,
const char *label)
{
struct gpio_desc **dr;
struct gpio_desc *desc;
desc = gpiod_get_from_of_node(node, propname, index, dflags, label);
if (IS_ERR(desc))
return desc;
/*
* For non-exclusive GPIO descriptors, check if this descriptor is
* already under resource management by this device.
*/
if (dflags & GPIOD_FLAGS_BIT_NONEXCLUSIVE) {
struct devres *dres;
dres = devres_find(dev, devm_gpiod_release,
devm_gpiod_match, &desc);
if (dres)
return desc;
}
dr = devres_alloc(devm_gpiod_release, sizeof(struct gpio_desc *),
GFP_KERNEL);
if (!dr) {
gpiod_put(desc);
return ERR_PTR(-ENOMEM);
}
*dr = desc;
devres_add(dev, dr);
return desc;
}
EXPORT_SYMBOL_GPL(devm_gpiod_get_from_of_node);
/**
* devm_fwnode_gpiod_get_index - get a GPIO descriptor from a given node
* @dev: GPIO consumer

46
drivers/gpio/gpiolib-of.c
View File

@ -418,52 +418,6 @@ static unsigned long of_convert_gpio_flags(enum of_gpio_flags flags)
return lflags;
}
/**
* gpiod_get_from_of_node() - obtain a GPIO from an OF node
* @node: handle of the OF node
* @propname: name of the DT property representing the GPIO
* @index: index of the GPIO to obtain for the consumer
* @dflags: GPIO initialization flags
* @label: label to attach to the requested GPIO
*
* Returns:
* On successful request the GPIO pin is configured in accordance with
* provided @dflags.
*
* In case of error an ERR_PTR() is returned.
*/
struct gpio_desc *gpiod_get_from_of_node(const struct device_node *node,
const char *propname, int index,
enum gpiod_flags dflags,
const char *label)
{
unsigned long lflags;
struct gpio_desc *desc;
enum of_gpio_flags of_flags;
int ret;
desc = of_get_named_gpiod_flags(node, propname, index, &of_flags);
if (!desc || IS_ERR(desc))
return desc;
ret = gpiod_request(desc, label);
if (ret == -EBUSY && (dflags & GPIOD_FLAGS_BIT_NONEXCLUSIVE))
return desc;
if (ret)
return ERR_PTR(ret);
lflags = of_convert_gpio_flags(of_flags);
ret = gpiod_configure_flags(desc, propname, lflags, dflags);
if (ret < 0) {
gpiod_put(desc);
return ERR_PTR(ret);
}
return desc;
}
EXPORT_SYMBOL_GPL(gpiod_get_from_of_node);
static struct gpio_desc *of_find_gpio_rename(struct device_node *np,
const char *con_id,
unsigned int idx,

48
include/linux/gpio/consumer.h
View File

@ -581,54 +581,6 @@ struct gpio_desc *devm_fwnode_gpiod_get(struct device *dev,
flags, label);
}
#if IS_ENABLED(CONFIG_GPIOLIB) && IS_ENABLED(CONFIG_OF_GPIO)
struct device_node;
struct gpio_desc *gpiod_get_from_of_node(const struct device_node *node,
const char *propname, int index,
enum gpiod_flags dflags,
const char *label);
#else /* CONFIG_GPIOLIB && CONFIG_OF_GPIO */
struct device_node;
static inline
struct gpio_desc *gpiod_get_from_of_node(const struct device_node *node,
const char *propname, int index,
enum gpiod_flags dflags,
const char *label)
{
return ERR_PTR(-ENOSYS);
}
#endif /* CONFIG_GPIOLIB && CONFIG_OF_GPIO */
#ifdef CONFIG_GPIOLIB
struct device_node;
struct gpio_desc *devm_gpiod_get_from_of_node(struct device *dev,
const struct device_node *node,
const char *propname, int index,
enum gpiod_flags dflags,
const char *label);
#else /* CONFIG_GPIOLIB */
struct device_node;
static inline
struct gpio_desc *devm_gpiod_get_from_of_node(struct device *dev,
const struct device_node *node,
const char *propname, int index,
enum gpiod_flags dflags,
const char *label)
{
return ERR_PTR(-ENOSYS);
}
#endif /* CONFIG_GPIOLIB */
struct acpi_gpio_params {
unsigned int crs_entry_index;
unsigned int line_index;