USB: Convert from class_device to device for USB core

Convert from class_device to device for drivers/usb/core.

Signed-off-by: Tony Jones <tonyj@suse.de>
Cc: Kay Sievers <kay.sievers@vrfy.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

drivers/usb/core/hcd.c

@@ -807,13 +807,13 @@ static int usb_register_bus(struct usb_bus *bus)
 	}
 	set_bit (busnum, busmap.busmap);
 	bus->busnum = busnum;
-	bus->class_dev = class_device_create(usb_host_class, NULL, MKDEV(0,0),
-					     bus->controller, "usb_host%d",
-					     busnum);
-	result = PTR_ERR(bus->class_dev);
-	if (IS_ERR(bus->class_dev))
+
+	bus->dev = device_create(usb_host_class, bus->controller, MKDEV(0, 0),
+				 "usb_host%d", busnum);
+	result = PTR_ERR(bus->dev);
+	if (IS_ERR(bus->dev))
 		goto error_create_class_dev;
-	class_set_devdata(bus->class_dev, bus);
+	dev_set_drvdata(bus->dev, bus);
 
 	/* Add it to the local list of buses */
 	list_add (&bus->bus_list, &usb_bus_list);
@@ -857,7 +857,7 @@ static void usb_deregister_bus (struct usb_bus *bus)
 
 	clear_bit (bus->busnum, busmap.busmap);
 
-	class_device_unregister(bus->class_dev);
+	device_unregister(bus->dev);
 }
 
 /**

drivers/usb/host/ehci-dbg.c

@@ -442,7 +442,7 @@ done:
 }
 
 static ssize_t
-show_async (struct class_device *class_dev, char *buf)
+show_async(struct device *dev, struct device_attribute *attr, char *buf)
 {
 	struct usb_bus		*bus;
 	struct usb_hcd		*hcd;
@@ -454,7 +454,7 @@ show_async (struct class_device *class_dev, char *buf)
 
 	*buf = 0;
 
-	bus = class_get_devdata(class_dev);
+	bus = dev_get_drvdata(dev);
 	hcd = bus_to_hcd(bus);
 	ehci = hcd_to_ehci (hcd);
 	next = buf;
@@ -479,12 +479,12 @@ show_async (struct class_device *class_dev, char *buf)
 
 	return strlen (buf);
 }
-static CLASS_DEVICE_ATTR (async, S_IRUGO, show_async, NULL);
+static DEVICE_ATTR(async, S_IRUGO, show_async, NULL);
 
 #define DBG_SCHED_LIMIT 64
 
 static ssize_t
-show_periodic (struct class_device *class_dev, char *buf)
+show_periodic(struct device *dev, struct device_attribute *attr, char *buf)
 {
 	struct usb_bus		*bus;
 	struct usb_hcd		*hcd;
@@ -500,7 +500,7 @@ show_periodic (struct class_device *class_dev, char *buf)
 		return 0;
 	seen_count = 0;
 
-	bus = class_get_devdata(class_dev);
+	bus = dev_get_drvdata(dev);
 	hcd = bus_to_hcd(bus);
 	ehci = hcd_to_ehci (hcd);
 	next = buf;
@@ -623,12 +623,12 @@ show_periodic (struct class_device *class_dev, char *buf)
 
 	return PAGE_SIZE - size;
 }
-static CLASS_DEVICE_ATTR (periodic, S_IRUGO, show_periodic, NULL);
+static DEVICE_ATTR(periodic, S_IRUGO, show_periodic, NULL);
 
 #undef DBG_SCHED_LIMIT
 
 static ssize_t
-show_registers (struct class_device *class_dev, char *buf)
+show_registers(struct device *dev, struct device_attribute *attr, char *buf)
 {
 	struct usb_bus		*bus;
 	struct usb_hcd		*hcd;
@@ -639,7 +639,7 @@ show_registers (struct class_device *class_dev, char *buf)
 	static char		fmt [] = "%*s\n";
 	static char		label [] = "";
 
-	bus = class_get_devdata(class_dev);
+	bus = dev_get_drvdata(dev);
 	hcd = bus_to_hcd(bus);
 	ehci = hcd_to_ehci (hcd);
 	next = buf;
@@ -789,25 +789,25 @@ done:
 
 	return PAGE_SIZE - size;
 }
-static CLASS_DEVICE_ATTR (registers, S_IRUGO, show_registers, NULL);
+static DEVICE_ATTR(registers, S_IRUGO, show_registers, NULL);
 
 static inline void create_debug_files (struct ehci_hcd *ehci)
 {
-	struct class_device *cldev = ehci_to_hcd(ehci)->self.class_dev;
+	struct device *dev = ehci_to_hcd(ehci)->self.dev;
 	int retval;
 
-	retval = class_device_create_file(cldev, &class_device_attr_async);
-	retval = class_device_create_file(cldev, &class_device_attr_periodic);
-	retval = class_device_create_file(cldev, &class_device_attr_registers);
+	retval = device_create_file(dev, &dev_attr_async);
+	retval = device_create_file(dev, &dev_attr_periodic);
+	retval = device_create_file(dev, &dev_attr_registers);
 }
 
 static inline void remove_debug_files (struct ehci_hcd *ehci)
 {
-	struct class_device *cldev = ehci_to_hcd(ehci)->self.class_dev;
+	struct device *dev = ehci_to_hcd(ehci)->self.dev;
 
-	class_device_remove_file(cldev, &class_device_attr_async);
-	class_device_remove_file(cldev, &class_device_attr_periodic);
-	class_device_remove_file(cldev, &class_device_attr_registers);
+	device_remove_file(dev, &dev_attr_async);
+	device_remove_file(dev, &dev_attr_periodic);
+	device_remove_file(dev, &dev_attr_registers);
 }
 
 #endif /* STUB_DEBUG_FILES */

drivers/usb/host/ehci-hub.c

@@ -291,14 +291,16 @@ static int ehci_bus_resume (struct usb_hcd *hcd)
 /*-------------------------------------------------------------------------*/
 
 /* Display the ports dedicated to the companion controller */
-static ssize_t show_companion(struct class_device *class_dev, char *buf)
+static ssize_t show_companion(struct device *dev,
+			      struct device_attribute *attr,
+			      char *buf)
 {
 	struct ehci_hcd		*ehci;
 	int			nports, index, n;
 	int			count = PAGE_SIZE;
 	char			*ptr = buf;
 
-	ehci = hcd_to_ehci(bus_to_hcd(class_get_devdata(class_dev)));
+	ehci = hcd_to_ehci(bus_to_hcd(dev_get_drvdata(dev)));
 	nports = HCS_N_PORTS(ehci->hcs_params);
 
 	for (index = 0; index < nports; ++index) {
@@ -316,15 +318,16 @@ static ssize_t show_companion(struct class_device *class_dev, char *buf)
  * Syntax is "[-]portnum", where a leading '-' sign means
  * return control of the port to the EHCI controller.
  */
-static ssize_t store_companion(struct class_device *class_dev,
-		const char *buf, size_t count)
+static ssize_t store_companion(struct device *dev,
+			       struct device_attribute *attr,
+			       const char *buf, size_t count)
 {
 	struct ehci_hcd		*ehci;
 	int			portnum, new_owner, try;
 	u32 __iomem		*status_reg;
 	u32			port_status;
 
-	ehci = hcd_to_ehci(bus_to_hcd(class_get_devdata(class_dev)));
+	ehci = hcd_to_ehci(bus_to_hcd(dev_get_drvdata(dev)));
 	new_owner = PORT_OWNER;		/* Owned by companion */
 	if (sscanf(buf, "%d", &portnum) != 1)
 		return -EINVAL;
@@ -364,7 +367,7 @@ static ssize_t store_companion(struct class_device *class_dev,
 	}
 	return count;
 }
-static CLASS_DEVICE_ATTR(companion, 0644, show_companion, store_companion);
+static DEVICE_ATTR(companion, 0644, show_companion, store_companion);
 
 static inline void create_companion_file(struct ehci_hcd *ehci)
 {
@@ -372,16 +375,16 @@ static inline void create_companion_file(struct ehci_hcd *ehci)
 
 	/* with integrated TT there is no companion! */
 	if (!ehci_is_TDI(ehci))
-		i = class_device_create_file(ehci_to_hcd(ehci)->self.class_dev,
-				&class_device_attr_companion);
+		i = device_create_file(ehci_to_hcd(ehci)->self.dev,
+				       &dev_attr_companion);
 }
 
 static inline void remove_companion_file(struct ehci_hcd *ehci)
 {
 	/* with integrated TT there is no companion! */
 	if (!ehci_is_TDI(ehci))
-		class_device_remove_file(ehci_to_hcd(ehci)->self.class_dev,
-				&class_device_attr_companion);
+		device_remove_file(ehci_to_hcd(ehci)->self.dev,
+				   &dev_attr_companion);
 }
 
 

drivers/usb/host/ohci-dbg.c

@@ -468,7 +468,7 @@ show_list (struct ohci_hcd *ohci, char *buf, size_t count, struct ed *ed)
 }
 
 static ssize_t
-show_async (struct class_device *class_dev, char *buf)
+show_async(struct device *dev, struct device_attribute *attr, char *buf)
 {
 	struct usb_bus		*bus;
 	struct usb_hcd		*hcd;
@@ -476,7 +476,7 @@ show_async (struct class_device *class_dev, char *buf)
 	size_t			temp;
 	unsigned long		flags;
 
-	bus = class_get_devdata(class_dev);
+	bus = dev_get_drvdata(dev);
 	hcd = bus_to_hcd(bus);
 	ohci = hcd_to_ohci(hcd);
 
@@ -488,13 +488,13 @@ show_async (struct class_device *class_dev, char *buf)
 
 	return temp;
 }
-static CLASS_DEVICE_ATTR (async, S_IRUGO, show_async, NULL);
+static DEVICE_ATTR(async, S_IRUGO, show_async, NULL);
 
 
 #define DBG_SCHED_LIMIT 64
 
 static ssize_t
-show_periodic (struct class_device *class_dev, char *buf)
+show_periodic(struct device *dev, struct device_attribute *attr, char *buf)
 {
 	struct usb_bus		*bus;
 	struct usb_hcd		*hcd;
@@ -509,7 +509,7 @@ show_periodic (struct class_device *class_dev, char *buf)
 		return 0;
 	seen_count = 0;
 
-	bus = class_get_devdata(class_dev);
+	bus = dev_get_drvdata(dev);
 	hcd = bus_to_hcd(bus);
 	ohci = hcd_to_ohci(hcd);
 	next = buf;
@@ -589,13 +589,13 @@ show_periodic (struct class_device *class_dev, char *buf)
 
 	return PAGE_SIZE - size;
 }
-static CLASS_DEVICE_ATTR (periodic, S_IRUGO, show_periodic, NULL);
+static DEVICE_ATTR(periodic, S_IRUGO, show_periodic, NULL);
 
 
 #undef DBG_SCHED_LIMIT
 
 static ssize_t
-show_registers (struct class_device *class_dev, char *buf)
+show_registers(struct device *dev, struct device_attribute *attr, char *buf)
 {
 	struct usb_bus		*bus;
 	struct usb_hcd		*hcd;
@@ -606,7 +606,7 @@ show_registers (struct class_device *class_dev, char *buf)
 	char			*next;
 	u32			rdata;
 
-	bus = class_get_devdata(class_dev);
+	bus = dev_get_drvdata(dev);
 	hcd = bus_to_hcd(bus);
 	ohci = hcd_to_ohci(hcd);
 	regs = ohci->regs;
@@ -679,27 +679,27 @@ done:
 	spin_unlock_irqrestore (&ohci->lock, flags);
 	return PAGE_SIZE - size;
 }
-static CLASS_DEVICE_ATTR (registers, S_IRUGO, show_registers, NULL);
+static DEVICE_ATTR(registers, S_IRUGO, show_registers, NULL);
 
 
 static inline void create_debug_files (struct ohci_hcd *ohci)
 {
-	struct class_device *cldev = ohci_to_hcd(ohci)->self.class_dev;
+	struct device *dev = ohci_to_hcd(ohci)->self.dev;
 	int retval;
 
-	retval = class_device_create_file(cldev, &class_device_attr_async);
-	retval = class_device_create_file(cldev, &class_device_attr_periodic);
-	retval = class_device_create_file(cldev, &class_device_attr_registers);
+	retval = device_create_file(dev, &dev_attr_async);
+	retval = device_create_file(dev, &dev_attr_periodic);
+	retval = device_create_file(dev, &dev_attr_registers);
 	ohci_dbg (ohci, "created debug files\n");
 }
 
 static inline void remove_debug_files (struct ohci_hcd *ohci)
 {
-	struct class_device *cldev = ohci_to_hcd(ohci)->self.class_dev;
+	struct device *dev = ohci_to_hcd(ohci)->self.dev;
 
-	class_device_remove_file(cldev, &class_device_attr_async);
-	class_device_remove_file(cldev, &class_device_attr_periodic);
-	class_device_remove_file(cldev, &class_device_attr_registers);
+	device_remove_file(dev, &dev_attr_async);
+	device_remove_file(dev, &dev_attr_periodic);
+	device_remove_file(dev, &dev_attr_registers);
 }
 
 #endif

include/linux/usb.h

@@ -318,7 +318,7 @@ struct usb_bus {
 #ifdef CONFIG_USB_DEVICEFS
 	struct dentry *usbfs_dentry;	/* usbfs dentry entry for the bus */
 #endif
-	struct class_device *class_dev;	/* class device for this bus */
+	struct device *dev;		/* device for this bus */
 
 #if defined(CONFIG_USB_MON)
 	struct mon_bus *mon_bus;	/* non-null when associated */