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path: root/drivers/usb/gadget/udc/net2272.c
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Diffstat (limited to 'drivers/usb/gadget/udc/net2272.c')
-rw-r--r--drivers/usb/gadget/udc/net2272.c24
1 files changed, 13 insertions, 11 deletions
diff --git a/drivers/usb/gadget/udc/net2272.c b/drivers/usb/gadget/udc/net2272.c
index 44d1ea2307bb..23a735641c3d 100644
--- a/drivers/usb/gadget/udc/net2272.c
+++ b/drivers/usb/gadget/udc/net2272.c
@@ -9,7 +9,6 @@
#include <linux/delay.h>
#include <linux/device.h>
#include <linux/errno.h>
-#include <linux/gpio.h>
#include <linux/init.h>
#include <linux/interrupt.h>
#include <linux/io.h>
@@ -2196,7 +2195,8 @@ static int net2272_present(struct net2272 *dev)
static void
net2272_gadget_release(struct device *_dev)
{
- struct net2272 *dev = dev_get_drvdata(_dev);
+ struct net2272 *dev = container_of(_dev, struct net2272, gadget.dev);
+
kfree(dev);
}
@@ -2205,7 +2205,8 @@ net2272_gadget_release(struct device *_dev)
static void
net2272_remove(struct net2272 *dev)
{
- usb_del_gadget_udc(&dev->gadget);
+ if (dev->added)
+ usb_del_gadget(&dev->gadget);
free_irq(dev->irq, dev);
iounmap(dev->base_addr);
device_remove_file(dev->dev, &dev_attr_registers);
@@ -2235,6 +2236,7 @@ static struct net2272 *net2272_probe_init(struct device *dev, unsigned int irq)
/* the "gadget" abstracts/virtualizes the controller */
ret->gadget.name = driver_name;
+ usb_initialize_gadget(dev, &ret->gadget, net2272_gadget_release);
return ret;
}
@@ -2273,10 +2275,10 @@ net2272_probe_fin(struct net2272 *dev, unsigned int irqflags)
if (ret)
goto err_irq;
- ret = usb_add_gadget_udc_release(dev->dev, &dev->gadget,
- net2272_gadget_release);
+ ret = usb_add_gadget(&dev->gadget);
if (ret)
goto err_add_udc;
+ dev->added = 1;
return 0;
@@ -2451,7 +2453,7 @@ net2272_pci_probe(struct pci_dev *pdev, const struct pci_device_id *id)
if (pci_enable_device(pdev) < 0) {
ret = -ENODEV;
- goto err_free;
+ goto err_put;
}
pci_set_master(pdev);
@@ -2474,8 +2476,8 @@ net2272_pci_probe(struct pci_dev *pdev, const struct pci_device_id *id)
err_pci:
pci_disable_device(pdev);
- err_free:
- kfree(dev);
+ err_put:
+ usb_put_gadget(&dev->gadget);
return ret;
}
@@ -2536,7 +2538,7 @@ net2272_pci_remove(struct pci_dev *pdev)
pci_disable_device(pdev);
- kfree(dev);
+ usb_put_gadget(&dev->gadget);
}
/* Table of matching PCI IDs */
@@ -2649,7 +2651,7 @@ net2272_plat_probe(struct platform_device *pdev)
err_req:
release_mem_region(base, len);
err:
- kfree(dev);
+ usb_put_gadget(&dev->gadget);
return ret;
}
@@ -2664,7 +2666,7 @@ net2272_plat_remove(struct platform_device *pdev)
release_mem_region(pdev->resource[0].start,
resource_size(&pdev->resource[0]));
- kfree(dev);
+ usb_put_gadget(&dev->gadget);
return 0;
}