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path: root/drivers/usb/renesas_usbhs/mod_gadget.c
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Diffstat (limited to 'drivers/usb/renesas_usbhs/mod_gadget.c')
-rw-r--r--drivers/usb/renesas_usbhs/mod_gadget.c20
1 files changed, 15 insertions, 5 deletions
diff --git a/drivers/usb/renesas_usbhs/mod_gadget.c b/drivers/usb/renesas_usbhs/mod_gadget.c
index aa591b6..c9c56e7 100644
--- a/drivers/usb/renesas_usbhs/mod_gadget.c
+++ b/drivers/usb/renesas_usbhs/mod_gadget.c
@@ -725,7 +725,7 @@ static int usbhsg_try_stop(struct usbhs_priv *priv, u32 status)
*
*/
struct usbhsg_gpriv *the_controller;
-int usb_gadget_probe_driver(struct usb_gadget_driver *driver,
+static int usbhsg_gadget_start(struct usb_gadget_driver *driver,
int (*bind)(struct usb_gadget *))
{
struct usbhsg_gpriv *gpriv = the_controller;
@@ -775,9 +775,8 @@ add_fail:
return ret;
}
-EXPORT_SYMBOL(usb_gadget_probe_driver);
-int usb_gadget_unregister_driver(struct usb_gadget_driver *driver)
+static int usbhsg_gadget_stop(struct usb_gadget_driver *driver)
{
struct usbhsg_gpriv *gpriv = the_controller;
struct usbhs_priv *priv;
@@ -806,7 +805,6 @@ int usb_gadget_unregister_driver(struct usb_gadget_driver *driver)
return 0;
}
-EXPORT_SYMBOL(usb_gadget_unregister_driver);
/*
* usb gadget ops
@@ -821,6 +819,8 @@ static int usbhsg_get_frame(struct usb_gadget *gadget)
static struct usb_gadget_ops usbhsg_gadget_ops = {
.get_frame = usbhsg_get_frame,
+ .start = usbhsg_gadget_start,
+ .stop = usbhsg_gadget_stop,
};
static int usbhsg_start(struct usbhs_priv *priv)
@@ -840,6 +840,7 @@ int __devinit usbhs_mod_gadget_probe(struct usbhs_priv *priv)
struct device *dev = usbhs_priv_to_dev(priv);
int pipe_size = usbhs_get_dparam(priv, pipe_size);
int i;
+ int ret;
gpriv = kzalloc(sizeof(struct usbhsg_gpriv), GFP_KERNEL);
if (!gpriv) {
@@ -850,6 +851,7 @@ int __devinit usbhs_mod_gadget_probe(struct usbhs_priv *priv)
uep = kzalloc(sizeof(struct usbhsg_uep) * pipe_size, GFP_KERNEL);
if (!uep) {
dev_err(dev, "Could not allocate ep\n");
+ ret = -ENOMEM;
goto usbhs_mod_gadget_probe_err_gpriv;
}
@@ -911,20 +913,28 @@ int __devinit usbhs_mod_gadget_probe(struct usbhs_priv *priv)
the_controller = gpriv;
+ ret = usb_add_gadget_udc(dev, &gpriv->gadget);
+ if (ret)
+ goto err_add_udc;
+
+
dev_info(dev, "gadget probed\n");
return 0;
+err_add_udc:
+ kfree(gpriv->uep);
usbhs_mod_gadget_probe_err_gpriv:
kfree(gpriv);
- return -ENOMEM;
+ return ret;
}
void __devexit usbhs_mod_gadget_remove(struct usbhs_priv *priv)
{
struct usbhsg_gpriv *gpriv = usbhsg_priv_to_gpriv(priv);
+ usb_del_gadget_udc(&gpriv->gadget);
kfree(gpriv->uep);
kfree(gpriv);
}
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