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path: root/drivers/usb/gadget/fsl_udc_core.c
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Diffstat (limited to 'drivers/usb/gadget/fsl_udc_core.c')
-rw-r--r--drivers/usb/gadget/fsl_udc_core.c20
1 files changed, 16 insertions, 4 deletions
diff --git a/drivers/usb/gadget/fsl_udc_core.c b/drivers/usb/gadget/fsl_udc_core.c
index 3e59035e6de8..de24a4233c25 100644
--- a/drivers/usb/gadget/fsl_udc_core.c
+++ b/drivers/usb/gadget/fsl_udc_core.c
@@ -1244,6 +1244,9 @@ static int fsl_pullup(struct usb_gadget *gadget, int is_on)
return 0;
}
+static int fsl_start(struct usb_gadget_driver *driver,
+ int (*bind)(struct usb_gadget *));
+static int fsl_stop(struct usb_gadget_driver *driver);
/* defined in gadget.h */
static struct usb_gadget_ops fsl_gadget_ops = {
.get_frame = fsl_get_frame,
@@ -1252,6 +1255,8 @@ static struct usb_gadget_ops fsl_gadget_ops = {
.vbus_session = fsl_vbus_session,
.vbus_draw = fsl_vbus_draw,
.pullup = fsl_pullup,
+ .start = fsl_start,
+ .stop = fsl_stop,
};
/* Set protocol stall on ep0, protocol stall will automatically be cleared
@@ -1927,7 +1932,7 @@ static irqreturn_t fsl_udc_irq(int irq, void *_udc)
* Hook to gadget drivers
* Called by initialization code of gadget drivers
*----------------------------------------------------------------*/
-int usb_gadget_probe_driver(struct usb_gadget_driver *driver,
+static int fsl_start(struct usb_gadget_driver *driver,
int (*bind)(struct usb_gadget *))
{
int retval = -ENODEV;
@@ -1995,10 +2000,9 @@ out:
retval);
return retval;
}
-EXPORT_SYMBOL(usb_gadget_probe_driver);
/* Disconnect from gadget driver */
-int usb_gadget_unregister_driver(struct usb_gadget_driver *driver)
+static int fsl_stop(struct usb_gadget_driver *driver)
{
struct fsl_ep *loop_ep;
unsigned long flags;
@@ -2041,7 +2045,6 @@ int usb_gadget_unregister_driver(struct usb_gadget_driver *driver)
driver->driver.name);
return 0;
}
-EXPORT_SYMBOL(usb_gadget_unregister_driver);
/*-------------------------------------------------------------------------
PROC File System Support
@@ -2590,9 +2593,16 @@ static int __init fsl_udc_probe(struct platform_device *pdev)
ret = -ENOMEM;
goto err_unregister;
}
+
+ ret = usb_add_gadget_udc(&pdev->dev, &udc_controller->gadget);
+ if (ret)
+ goto err_del_udc;
+
create_proc_file();
return 0;
+err_del_udc:
+ dma_pool_destroy(udc_controller->td_pool);
err_unregister:
device_unregister(&udc_controller->gadget.dev);
err_free_irq:
@@ -2624,6 +2634,8 @@ static int __exit fsl_udc_remove(struct platform_device *pdev)
if (!udc_controller)
return -ENODEV;
+
+ usb_del_gadget_udc(&udc_controller->gadget);
udc_controller->done = &done;
fsl_udc_clk_release();