[PATCH v4 09/11] gpio: acpi: replace gpiochip_find() with gpio_device_find()

Bartosz Golaszewski
2023-09-27T14:30:06Z

From: Bartosz Golaszewski <bartosz.golaszewski@linaro.org>

We're porting all users of gpiochip_find() to using gpio_device_find().
Update the ACPI GPIO code.

Signed-off-by: Bartosz Golaszewski <bartosz.golaszewski@linaro.org>
Reviewed-by: Linus Walleij <linus.walleij@linaro.org>
Reviewed-by: Mika Westerberg <mika.westerberg@linux.intel.com>
---
drivers/gpio/gpiolib-acpi.c | 12 ++++++++----
1 file changed, 8 insertions(+), 4 deletions(-)

diff --git a/drivers/gpio/gpiolib-acpi.c b/drivers/gpio/gpiolib-acpi.c
index 17a86bdd9609..2ad21f34ee62 100644
--- a/drivers/gpio/gpiolib-acpi.c
+++ b/drivers/gpio/gpiolib-acpi.c
@@ -143,7 +143,6 @@ static int acpi_gpiochip_find(struct gpio_chip *gc, void *data)
*/
static struct gpio_desc *acpi_get_gpiod(char *path, unsigned int pin)
{
- struct gpio_chip *chip;
acpi_handle handle;
acpi_status status;

@@ -151,11 +150,16 @@ static struct gpio_desc *acpi_get_gpiod(char *path, unsigned int pin)
if (ACPI_FAILURE(status))
return ERR_PTR(-ENODEV);

- chip = gpiochip_find(handle, acpi_gpiochip_find);
- if (!chip)
+ struct gpio_device *gdev __free(gpio_device_put) =
+ gpio_device_find(handle, acpi_gpiochip_find);
+ if (!gdev)
return ERR_PTR(-EPROBE_DEFER);

- return gpiochip_get_desc(chip, pin);
+ /*
+ * FIXME: keep track of the reference to the GPIO device somehow
+ * instead of putting it here.
+ */
+ return gpio_device_get_desc(gdev, pin);
}

/**
--
2.39.2