[media] media: i2c: Convert to devm_gpio_request_one()
Using the managed function the gpio_free() calls can be removed from the
probe error path and the remove handler.
Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Acked-by: Sylwester Nawrocki <s.nawrocki@samsung.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
diff --git a/drivers/media/i2c/adv7183.c b/drivers/media/i2c/adv7183.c
index 5690417..42b2dec 100644
--- a/drivers/media/i2c/adv7183.c
+++ b/drivers/media/i2c/adv7183.c
@@ -580,17 +580,17 @@
decoder->reset_pin = pin_array[0];
decoder->oe_pin = pin_array[1];
- if (gpio_request_one(decoder->reset_pin, GPIOF_OUT_INIT_LOW,
- "ADV7183 Reset")) {
+ if (devm_gpio_request_one(&client->dev, decoder->reset_pin,
+ GPIOF_OUT_INIT_LOW, "ADV7183 Reset")) {
v4l_err(client, "failed to request GPIO %d\n", decoder->reset_pin);
return -EBUSY;
}
- if (gpio_request_one(decoder->oe_pin, GPIOF_OUT_INIT_HIGH,
- "ADV7183 Output Enable")) {
+ if (devm_gpio_request_one(&client->dev, decoder->oe_pin,
+ GPIOF_OUT_INIT_HIGH,
+ "ADV7183 Output Enable")) {
v4l_err(client, "failed to request GPIO %d\n", decoder->oe_pin);
- ret = -EBUSY;
- goto err_free_reset;
+ return -EBUSY;
}
sd = &decoder->sd;
@@ -612,7 +612,7 @@
ret = hdl->error;
v4l2_ctrl_handler_free(hdl);
- goto err_free_oe;
+ return ret;
}
/* v4l2 doesn't support an autodetect standard, pick PAL as default */
@@ -637,26 +637,18 @@
ret = v4l2_ctrl_handler_setup(hdl);
if (ret) {
v4l2_ctrl_handler_free(hdl);
- goto err_free_oe;
+ return ret;
}
return 0;
-err_free_oe:
- gpio_free(decoder->oe_pin);
-err_free_reset:
- gpio_free(decoder->reset_pin);
- return ret;
}
static int adv7183_remove(struct i2c_client *client)
{
struct v4l2_subdev *sd = i2c_get_clientdata(client);
- struct adv7183 *decoder = to_adv7183(sd);
v4l2_device_unregister_subdev(sd);
v4l2_ctrl_handler_free(sd->ctrl_handler);
- gpio_free(decoder->oe_pin);
- gpio_free(decoder->reset_pin);
return 0;
}