usb: gadget: langwell: don't use the_controller when it's not needed
in most cases, we can fetch our structure by
calling dev_get_drvdata().
Signed-off-by: Felipe Balbi <balbi@ti.com>
diff --git a/drivers/usb/gadget/langwell_udc.c b/drivers/usb/gadget/langwell_udc.c
index cb728d3..444bd11 100644
--- a/drivers/usb/gadget/langwell_udc.c
+++ b/drivers/usb/gadget/langwell_udc.c
@@ -1551,7 +1551,7 @@
static ssize_t show_function(struct device *_dev,
struct device_attribute *attr, char *buf)
{
- struct langwell_udc *dev = the_controller;
+ struct langwell_udc *dev = dev_get_drvdata(_dev);
if (!dev->driver || !dev->driver->function
|| strlen(dev->driver->function) > PAGE_SIZE)
@@ -1580,7 +1580,7 @@
static ssize_t show_langwell_udc(struct device *_dev,
struct device_attribute *attr, char *buf)
{
- struct langwell_udc *dev = the_controller;
+ struct langwell_udc *dev = dev_get_drvdata(_dev);
struct langwell_request *req;
struct langwell_ep *ep = NULL;
char *next;
@@ -1812,7 +1812,7 @@
static ssize_t store_remote_wakeup(struct device *_dev,
struct device_attribute *attr, const char *buf, size_t count)
{
- struct langwell_udc *dev = the_controller;
+ struct langwell_udc *dev = dev_get_drvdata(_dev);
unsigned long flags;
ssize_t rc = count;
@@ -2973,7 +2973,7 @@
/* release device structure */
static void gadget_release(struct device *_dev)
{
- struct langwell_udc *dev = the_controller;
+ struct langwell_udc *dev = dev_get_drvdata(_dev);
dev_dbg(&dev->pdev->dev, "---> %s()\n", __func__);
@@ -3031,7 +3031,7 @@
/* tear down the binding between this driver and the pci device */
static void langwell_udc_remove(struct pci_dev *pdev)
{
- struct langwell_udc *dev = the_controller;
+ struct langwell_udc *dev = pci_get_drvdata(pdev);
DECLARE_COMPLETION(done);
@@ -3378,7 +3378,7 @@
/* device controller suspend */
static int langwell_udc_suspend(struct pci_dev *pdev, pm_message_t state)
{
- struct langwell_udc *dev = the_controller;
+ struct langwell_udc *dev = pci_get_drvdata(pdev);
dev_dbg(&dev->pdev->dev, "---> %s()\n", __func__);
@@ -3426,7 +3426,7 @@
/* device controller resume */
static int langwell_udc_resume(struct pci_dev *pdev)
{
- struct langwell_udc *dev = the_controller;
+ struct langwell_udc *dev = pci_get_drvdata(pdev);
size_t size;
dev_dbg(&dev->pdev->dev, "---> %s()\n", __func__);
@@ -3508,7 +3508,7 @@
/* pci driver shutdown */
static void langwell_udc_shutdown(struct pci_dev *pdev)
{
- struct langwell_udc *dev = the_controller;
+ struct langwell_udc *dev = pci_get_drvdata(pdev);
u32 usbmode;
dev_dbg(&dev->pdev->dev, "---> %s()\n", __func__);