@@ -1402,17 +1402,17 @@ static int acpi_find_gpio_count(struct acpi_resource *ares, void *data)
}
/**
- * acpi_gpio_count - count the GPIOs associated with a device / function
- * @dev: GPIO consumer, can be %NULL for system-global GPIOs
+ * acpi_gpio_count - count the GPIOs associated with a firmware node / function
+ * @fwnode: firmware node of the GPIO consumer
* @con_id: function within the GPIO consumer
*
* Return:
- * The number of GPIOs associated with a device / function or %-ENOENT,
+ * The number of GPIOs associated with a firmware node / function or %-ENOENT,
* if no GPIO has been assigned to the requested function.
*/
-int acpi_gpio_count(struct device *dev, const char *con_id)
+int acpi_gpio_count(const struct fwnode_handle *fwnode, const char *con_id)
{
- struct acpi_device *adev = ACPI_COMPANION(dev);
+ struct acpi_device *adev = to_acpi_device_node(fwnode);
const union acpi_object *obj;
const struct acpi_gpio_mapping *gm;
int count = -ENOENT;
@@ -1429,8 +1429,7 @@ int acpi_gpio_count(struct device *dev, const char *con_id)
snprintf(propname, sizeof(propname), "%s",
gpio_suffixes[i]);
- ret = acpi_dev_get_property(adev, propname, ACPI_TYPE_ANY,
- &obj);
+ ret = acpi_dev_get_property(adev, propname, ACPI_TYPE_ANY, &obj);
if (ret == 0) {
if (obj->type == ACPI_TYPE_LOCAL_REFERENCE)
count = 1;
@@ -33,7 +33,7 @@ struct gpio_desc *acpi_find_gpio(struct fwnode_handle *fwnode,
enum gpiod_flags *dflags,
unsigned long *lookupflags);
-int acpi_gpio_count(struct device *dev, const char *con_id);
+int acpi_gpio_count(const struct fwnode_handle *fwnode, const char *con_id);
#else
static inline void acpi_gpiochip_add(struct gpio_chip *chip) { }
static inline void acpi_gpiochip_remove(struct gpio_chip *chip) { }
@@ -51,7 +51,7 @@ acpi_find_gpio(struct fwnode_handle *fwnode, const char *con_id,
{
return ERR_PTR(-ENOENT);
}
-static inline int acpi_gpio_count(struct device *dev, const char *con_id)
+static inline int acpi_gpio_count(const struct fwnode_handle *fwnode, const char *con_id)
{
return -ENODEV;
}
@@ -4287,7 +4287,7 @@ int gpiod_count(struct device *dev, const char *con_id)
if (is_of_node(fwnode))
count = of_gpio_count(fwnode, con_id);
else if (is_acpi_node(fwnode))
- count = acpi_gpio_count(dev, con_id);
+ count = acpi_gpio_count(fwnode, con_id);
else if (is_software_node(fwnode))
count = swnode_gpio_count(fwnode, con_id);
Make acpi_gpio_count() take firmware node as a parameter in order to be aligned with other functions and decouple form unused device pointer. The latter helps to create a common fwnode_gpio_count() in the future. Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com> --- drivers/gpio/gpiolib-acpi.c | 13 ++++++------- drivers/gpio/gpiolib-acpi.h | 4 ++-- drivers/gpio/gpiolib.c | 2 +- 3 files changed, 9 insertions(+), 10 deletions(-)