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authorFelipe Balbi <balbi@ti.com>2011-10-10 17:18:51 +0300
committerFelipe Balbi <balbi@ti.com>2011-10-13 20:39:58 +0300
commit478ff25adef3d0ec394c8870fcf317c26839b482 (patch)
tree135c5bf06858df35372dc59fe1872bf4d2015dc2 /drivers/usb/gadget
parentaf1d7056a5c1e5eaaf807ddd1423101db84668d0 (diff)
usb: gadget: r8a66597: convert to new style
convert to new style UDC registration and remove the global 'the_controller' pointer. Signed-off-by: Felipe Balbi <balbi@ti.com>
Diffstat (limited to 'drivers/usb/gadget')
-rw-r--r--drivers/usb/gadget/r8a66597-udc.c37
1 files changed, 8 insertions, 29 deletions
diff --git a/drivers/usb/gadget/r8a66597-udc.c b/drivers/usb/gadget/r8a66597-udc.c
index 035879b98dd..68a826a1b86 100644
--- a/drivers/usb/gadget/r8a66597-udc.c
+++ b/drivers/usb/gadget/r8a66597-udc.c
@@ -1738,23 +1738,18 @@ static struct usb_ep_ops r8a66597_ep_ops = {
};
/*-------------------------------------------------------------------------*/
-static struct r8a66597 *the_controller;
-
-static int r8a66597_start(struct usb_gadget_driver *driver,
- int (*bind)(struct usb_gadget *))
+static int r8a66597_start(struct usb_gadget *gadget,
+ struct usb_gadget_driver *driver)
{
- struct r8a66597 *r8a66597 = the_controller;
+ struct r8a66597 *r8a66597 = gadget_to_r8a66597(gadget);
int retval;
if (!driver
|| driver->speed != USB_SPEED_HIGH
- || !bind
|| !driver->setup)
return -EINVAL;
if (!r8a66597)
return -ENODEV;
- if (r8a66597->driver)
- return -EBUSY;
/* hook up the driver */
driver->driver.bus = NULL;
@@ -1768,14 +1763,6 @@ static int r8a66597_start(struct usb_gadget_driver *driver,
goto error;
}
- retval = bind(&r8a66597->gadget);
- if (retval) {
- dev_err(r8a66597_to_dev(r8a66597),
- "bind to driver error (%d)\n", retval);
- device_del(&r8a66597->gadget.dev);
- goto error;
- }
-
init_controller(r8a66597);
r8a66597_bset(r8a66597, VBSE, INTENB0);
if (r8a66597_read(r8a66597, INTSTS0) & VBSTS) {
@@ -1796,23 +1783,17 @@ error:
return retval;
}
-static int r8a66597_stop(struct usb_gadget_driver *driver)
+static int r8a66597_stop(struct usb_gadget *gadget,
+ struct usb_gadget_driver *driver)
{
- struct r8a66597 *r8a66597 = the_controller;
+ struct r8a66597 *r8a66597 = gadget_to_r8a66597(gadget);
unsigned long flags;
- if (driver != r8a66597->driver || !driver->unbind)
- return -EINVAL;
-
spin_lock_irqsave(&r8a66597->lock, flags);
- if (r8a66597->gadget.speed != USB_SPEED_UNKNOWN)
- r8a66597_usb_disconnect(r8a66597);
r8a66597_bclr(r8a66597, VBSE, INTENB0);
disable_controller(r8a66597);
spin_unlock_irqrestore(&r8a66597->lock, flags);
- driver->unbind(&r8a66597->gadget);
-
device_del(&r8a66597->gadget.dev);
r8a66597->driver = NULL;
return 0;
@@ -1842,8 +1823,8 @@ static int r8a66597_pullup(struct usb_gadget *gadget, int is_on)
static struct usb_gadget_ops r8a66597_gadget_ops = {
.get_frame = r8a66597_get_frame,
- .start = r8a66597_start,
- .stop = r8a66597_stop,
+ .udc_start = r8a66597_start,
+ .udc_stop = r8a66597_stop,
.pullup = r8a66597_pullup,
};
@@ -2010,8 +1991,6 @@ static int __init r8a66597_probe(struct platform_device *pdev)
r8a66597->pipenum2ep[0] = &r8a66597->ep[0];
r8a66597->epaddr2ep[0] = &r8a66597->ep[0];
- the_controller = r8a66597;
-
r8a66597->ep0_req = r8a66597_alloc_request(&r8a66597->ep[0].ep,
GFP_KERNEL);
if (r8a66597->ep0_req == NULL)