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authorMark Brown <broonie@linaro.org>2013-08-07 21:02:54 (GMT)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2013-08-12 19:16:51 (GMT)
commitcffedd6794bb32c4fbc03600fac61beca7950f08 (patch)
tree9c33c56bea1e7eceee1aa1ae42eaa81cc221e387 /drivers/usb/misc
parent42416cc81f4990ad8d425b41a0fc8cd985eb5fa5 (diff)
downloadlinux-cffedd6794bb32c4fbc03600fac61beca7950f08.tar.xz
usb: misc: usb3503: Convert to devm_ APIs
Saves us a bit of code. Signed-off-by: Mark Brown <broonie@linaro.org> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/usb/misc')
-rw-r--r--drivers/usb/misc/usb3503.c42
1 files changed, 7 insertions, 35 deletions
diff --git a/drivers/usb/misc/usb3503.c b/drivers/usb/misc/usb3503.c
index 4e3a2d2..41b4228 100644
--- a/drivers/usb/misc/usb3503.c
+++ b/drivers/usb/misc/usb3503.c
@@ -187,7 +187,7 @@ static int usb3503_probe(struct i2c_client *i2c, const struct i2c_device_id *id)
const u32 *property;
int len;
- hub = kzalloc(sizeof(struct usb3503), GFP_KERNEL);
+ hub = devm_kzalloc(&i2c->dev, sizeof(struct usb3503), GFP_KERNEL);
if (!hub) {
dev_err(&i2c->dev, "private data alloc fail\n");
return err;
@@ -229,35 +229,35 @@ static int usb3503_probe(struct i2c_client *i2c, const struct i2c_device_id *id)
}
if (gpio_is_valid(hub->gpio_intn)) {
- err = gpio_request_one(hub->gpio_intn,
+ err = devm_gpio_request_one(&i2c->dev, hub->gpio_intn,
GPIOF_OUT_INIT_HIGH, "usb3503 intn");
if (err) {
dev_err(&i2c->dev,
"unable to request GPIO %d as connect pin (%d)\n",
hub->gpio_intn, err);
- goto err_out;
+ return err;
}
}
if (gpio_is_valid(hub->gpio_connect)) {
- err = gpio_request_one(hub->gpio_connect,
+ err = devm_gpio_request_one(&i2c->dev, hub->gpio_connect,
GPIOF_OUT_INIT_HIGH, "usb3503 connect");
if (err) {
dev_err(&i2c->dev,
"unable to request GPIO %d as connect pin (%d)\n",
hub->gpio_connect, err);
- goto err_gpio_connect;
+ return err;
}
}
if (gpio_is_valid(hub->gpio_reset)) {
- err = gpio_request_one(hub->gpio_reset,
+ err = devm_gpio_request_one(&i2c->dev, hub->gpio_reset,
GPIOF_OUT_INIT_LOW, "usb3503 reset");
if (err) {
dev_err(&i2c->dev,
"unable to request GPIO %d as reset pin (%d)\n",
hub->gpio_reset, err);
- goto err_gpio_reset;
+ return err;
}
}
@@ -267,33 +267,6 @@ static int usb3503_probe(struct i2c_client *i2c, const struct i2c_device_id *id)
(hub->mode == USB3503_MODE_HUB) ? "hub" : "standby");
return 0;
-
-err_gpio_reset:
- if (gpio_is_valid(hub->gpio_connect))
- gpio_free(hub->gpio_connect);
-err_gpio_connect:
- if (gpio_is_valid(hub->gpio_intn))
- gpio_free(hub->gpio_intn);
-err_out:
- kfree(hub);
-
- return err;
-}
-
-static int usb3503_remove(struct i2c_client *i2c)
-{
- struct usb3503 *hub = i2c_get_clientdata(i2c);
-
- if (gpio_is_valid(hub->gpio_intn))
- gpio_free(hub->gpio_intn);
- if (gpio_is_valid(hub->gpio_connect))
- gpio_free(hub->gpio_connect);
- if (gpio_is_valid(hub->gpio_reset))
- gpio_free(hub->gpio_reset);
-
- kfree(hub);
-
- return 0;
}
static const struct i2c_device_id usb3503_id[] = {
@@ -316,7 +289,6 @@ static struct i2c_driver usb3503_driver = {
.of_match_table = of_match_ptr(usb3503_of_match),
},
.probe = usb3503_probe,
- .remove = usb3503_remove,
.id_table = usb3503_id,
};