Merge git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb-2.6

Documentation/DocBook/usb.tmpl

@@ -253,6 +253,7 @@
 !Edrivers/usb/core/urb.c
 !Edrivers/usb/core/message.c
 !Edrivers/usb/core/file.c
+!Edrivers/usb/core/driver.c
 !Edrivers/usb/core/usb.c
 !Edrivers/usb/core/hub.c
     </chapter>

MAINTAINERS

@@ -2640,6 +2640,12 @@ L:	linux-usb-users@lists.sourceforge.net
 L:	linux-usb-devel@lists.sourceforge.net
 S:	Maintained
 
+USB ISP116X DRIVER
+P:	Olav Kongas
+M:	ok@artecdesign.ee
+L:	linux-usb-devel@lists.sourceforge.net
+S:	Maintained
+
 USB KAWASAKI LSI DRIVER
 P:	Oliver Neukum
 M:	oliver@neukum.name
@@ -2651,7 +2657,7 @@ USB MASS STORAGE DRIVER
 P:	Matthew Dharm
 M:	mdharm-usb@one-eyed-alien.net
 L:	linux-usb-users@lists.sourceforge.net
-L:	linux-usb-devel@lists.sourceforge.net
+L:	usb-storage@lists.one-eyed-alien.net
 S:	Maintained
 W:	http://www.one-eyed-alien.net/~mdharm/linux-usb/
 

arch/arm/mach-pxa/mainstone.c

@@ -43,6 +43,7 @@
 #include <asm/arch/pxafb.h>
 #include <asm/arch/mmc.h>
 #include <asm/arch/irda.h>
+#include <asm/arch/ohci.h>
 
 #include "generic.h"
 
@@ -393,6 +394,25 @@ static struct platform_device *platform_devices[] __initdata = {
 	&mst_flash_device[1],
 };
 
+static int mainstone_ohci_init(struct device *dev)
+{
+	/* setup Port1 GPIO pin. */
+	pxa_gpio_mode( 88 | GPIO_ALT_FN_1_IN);	/* USBHPWR1 */
+	pxa_gpio_mode( 89 | GPIO_ALT_FN_2_OUT);	/* USBHPEN1 */
+
+	/* Set the Power Control Polarity Low and Power Sense
+	   Polarity Low to active low. */
+	UHCHR = (UHCHR | UHCHR_PCPL | UHCHR_PSPL) &
+		~(UHCHR_SSEP1 | UHCHR_SSEP2 | UHCHR_SSEP3 | UHCHR_SSE);
+
+	return 0;
+}
+
+static struct pxaohci_platform_data mainstone_ohci_platform_data = {
+	.port_mode	= PMM_PERPORT_MODE,
+	.init		= mainstone_ohci_init,
+};
+
 static void __init mainstone_init(void)
 {
 	int SW7 = 0;  /* FIXME: get from SCR (Mst doc section 3.2.1.1) */
@@ -424,6 +444,7 @@ static void __init mainstone_init(void)
 
 	pxa_set_mci_info(&mainstone_mci_platform_data);
 	pxa_set_ficp_info(&mainstone_ficp_platform_data);
+	pxa_set_ohci_info(&mainstone_ohci_platform_data);
 }
 
 

arch/arm/mach-pxa/pxa27x.c

@@ -21,6 +21,7 @@
 #include <asm/hardware.h>
 #include <asm/irq.h>
 #include <asm/arch/pxa-regs.h>
+#include <asm/arch/ohci.h>
 
 #include "generic.h"
 
@@ -194,6 +195,11 @@ static struct platform_device ohci_device = {
 	.resource       = pxa27x_ohci_resources,
 };
 
+void __init pxa_set_ohci_info(struct pxaohci_platform_data *info)
+{
+	ohci_device.dev.platform_data = info;
+}
+
 static struct platform_device *devices[] __initdata = {
 	&ohci_device,
 };

drivers/block/Kconfig

@@ -358,7 +358,8 @@ config BLK_DEV_UB
 	  This driver supports certain USB attached storage devices
 	  such as flash keys.
 
-	  Warning: Enabling this cripples the usb-storage driver.
+	  If you enable this driver, it is recommended to avoid conflicts
+	  with usb-storage by enabling USB_LIBUSUAL.
 
 	  If unsure, say N.
 

drivers/bluetooth/bcm203x.c

@@ -275,7 +275,6 @@ static void bcm203x_disconnect(struct usb_interface *intf)
 }
 
 static struct usb_driver bcm203x_driver = {
-	.owner		= THIS_MODULE,
 	.name		= "bcm203x",
 	.probe		= bcm203x_probe,
 	.disconnect	= bcm203x_disconnect,

drivers/bluetooth/bfusb.c

@@ -768,7 +768,6 @@ static void bfusb_disconnect(struct usb_interface *intf)
 }
 
 static struct usb_driver bfusb_driver = {
-	.owner		= THIS_MODULE,
 	.name		= "bfusb",
 	.probe		= bfusb_probe,
 	.disconnect	= bfusb_disconnect,

drivers/bluetooth/bpa10x.c

@@ -619,7 +619,6 @@ static void bpa10x_disconnect(struct usb_interface *intf)
 }
 
 static struct usb_driver bpa10x_driver = {
-	.owner		= THIS_MODULE,
 	.name		= "bpa10x",
 	.probe		= bpa10x_probe,
 	.disconnect	= bpa10x_disconnect,

drivers/bluetooth/hci_usb.c

@@ -1044,7 +1044,6 @@ static void hci_usb_disconnect(struct usb_interface *intf)
 }
 
 static struct usb_driver hci_usb_driver = {
-	.owner		= THIS_MODULE,
 	.name		= "hci_usb",
 	.probe		= hci_usb_probe,
 	.disconnect	= hci_usb_disconnect,

drivers/char/watchdog/pcwd_usb.c

@@ -151,7 +151,6 @@ static void usb_pcwd_disconnect	(struct usb_interface *interface);
 
 /* usb specific object needed to register this driver with the usb subsystem */
 static struct usb_driver usb_pcwd_driver = {
-	.owner =	THIS_MODULE,
 	.name =		DRIVER_NAME,
 	.probe =	usb_pcwd_probe,
 	.disconnect =	usb_pcwd_disconnect,

drivers/input/joystick/iforce/iforce-usb.c

@@ -235,7 +235,6 @@ static struct usb_device_id iforce_usb_ids [] = {
 MODULE_DEVICE_TABLE (usb, iforce_usb_ids);
 
 struct usb_driver iforce_usb_driver = {
-	.owner =	THIS_MODULE,
 	.name =		"iforce",
 	.probe =	iforce_usb_probe,
 	.disconnect =	iforce_usb_disconnect,

drivers/isdn/hisax/hfc_usb.c

@@ -1715,7 +1715,6 @@ hfc_usb_disconnect(struct usb_interface
 /* our driver information structure */
 /************************************/
 static struct usb_driver hfc_drv = {
-	.owner = THIS_MODULE,
 	.name  = "hfc_usb",
 	.id_table = hfcusb_idtab,
 	.probe = hfc_usb_probe,

drivers/isdn/hisax/st5481_init.c

@@ -180,7 +180,6 @@ static struct usb_device_id st5481_ids[] = {
 MODULE_DEVICE_TABLE (usb, st5481_ids);
 
 static struct usb_driver st5481_usb_driver = {
-	.owner =	THIS_MODULE,
 	.name =		"st5481_usb",
 	.probe =	probe_st5481,
 	.disconnect =	disconnect_st5481,

drivers/media/dvb/b2c2/flexcop-usb.c

@@ -544,7 +544,6 @@ static struct usb_device_id flexcop_usb_table [] = {
 
 /* usb specific object needed to register this driver with the usb subsystem */
 static struct usb_driver flexcop_usb_driver = {
-	.owner		= THIS_MODULE,
 	.name		= "b2c2_flexcop_usb",
 	.probe		= flexcop_usb_probe,
 	.disconnect = flexcop_usb_disconnect,

drivers/media/dvb/cinergyT2/cinergyT2.c

@@ -986,7 +986,6 @@ static const struct usb_device_id cinergyt2_table [] __devinitdata = {
 MODULE_DEVICE_TABLE(usb, cinergyt2_table);
 
 static struct usb_driver cinergyt2_driver = {
-	.owner	= THIS_MODULE,
 	.name	= "cinergyT2",
 	.probe	= cinergyt2_probe,
 	.disconnect	= cinergyt2_disconnect,

drivers/media/dvb/dvb-usb/a800.c

@@ -144,7 +144,6 @@ static struct dvb_usb_properties a800_properties = {
 };
 
 static struct usb_driver a800_driver = {
-	.owner		= THIS_MODULE,
 	.name		= "dvb_usb_a800",
 	.probe		= a800_probe,
 	.disconnect = dvb_usb_device_exit,

drivers/media/dvb/dvb-usb/cxusb.c

@@ -241,7 +241,6 @@ static struct dvb_usb_properties cxusb_properties = {
 };
 
 static struct usb_driver cxusb_driver = {
-	.owner		= THIS_MODULE,
 	.name		= "dvb_usb_cxusb",
 	.probe		= cxusb_probe,
 	.disconnect = dvb_usb_device_exit,

drivers/media/dvb/dvb-usb/dibusb-mb.c

@@ -373,7 +373,6 @@ static struct dvb_usb_properties artec_t1_usb2_properties = {
 };
 
 static struct usb_driver dibusb_driver = {
-	.owner		= THIS_MODULE,
 	.name		= "dvb_usb_dibusb_mb",
 	.probe		= dibusb_probe,
 	.disconnect = dvb_usb_device_exit,

drivers/media/dvb/dvb-usb/dibusb-mc.c

@@ -82,7 +82,6 @@ static struct dvb_usb_properties dibusb_mc_properties = {
 };
 
 static struct usb_driver dibusb_mc_driver = {
-	.owner		= THIS_MODULE,
 	.name		= "dvb_usb_dibusb_mc",
 	.probe		= dibusb_mc_probe,
 	.disconnect = dvb_usb_device_exit,

drivers/media/dvb/dvb-usb/digitv.c

@@ -233,7 +233,6 @@ static struct dvb_usb_properties digitv_properties = {
 };
 
 static struct usb_driver digitv_driver = {
-	.owner		= THIS_MODULE,
 	.name		= "dvb_usb_digitv",
 	.probe		= digitv_probe,
 	.disconnect = dvb_usb_device_exit,

drivers/media/dvb/dvb-usb/dtt200u.c

@@ -198,7 +198,6 @@ static struct dvb_usb_properties wt220u_properties = {
 
 /* usb specific object needed to register this driver with the usb subsystem */
 static struct usb_driver dtt200u_usb_driver = {
-	.owner		= THIS_MODULE,
 	.name		= "dvb_usb_dtt200u",
 	.probe		= dtt200u_usb_probe,
 	.disconnect = dvb_usb_device_exit,

drivers/media/dvb/dvb-usb/nova-t-usb2.c

@@ -202,7 +202,6 @@ static struct dvb_usb_properties nova_t_properties = {
 };
 
 static struct usb_driver nova_t_driver = {
-	.owner		= THIS_MODULE,
 	.name		= "dvb_usb_nova_t_usb2",
 	.probe		= nova_t_probe,
 	.disconnect = dvb_usb_device_exit,

drivers/media/dvb/dvb-usb/umt-010.c

@@ -128,7 +128,6 @@ static struct dvb_usb_properties umt_properties = {
 };
 
 static struct usb_driver umt_driver = {
-	.owner		= THIS_MODULE,
 	.name		= "dvb_usb_umt_010",
 	.probe		= umt_probe,
 	.disconnect = dvb_usb_device_exit,

drivers/media/dvb/dvb-usb/vp702x.c

@@ -256,7 +256,6 @@ static struct dvb_usb_properties vp702x_properties = {
 
 /* usb specific object needed to register this driver with the usb subsystem */
 static struct usb_driver vp702x_usb_driver = {
-	.owner		= THIS_MODULE,
 	.name		= "dvb-usb-vp702x",
 	.probe 		= vp702x_usb_probe,
 	.disconnect = dvb_usb_device_exit,

drivers/media/dvb/dvb-usb/vp7045.c

@@ -253,7 +253,6 @@ static struct dvb_usb_properties vp7045_properties = {
 
 /* usb specific object needed to register this driver with the usb subsystem */
 static struct usb_driver vp7045_usb_driver = {
-	.owner		= THIS_MODULE,
 	.name		= "dvb_usb_vp7045",
 	.probe		= vp7045_usb_probe,
 	.disconnect = dvb_usb_device_exit,

drivers/media/video/cpia_usb.c

@@ -582,7 +582,6 @@ MODULE_LICENSE("GPL");
 
 
 static struct usb_driver cpia_driver = {
-	.owner		= THIS_MODULE,
 	.name		= "cpia",
 	.probe		= cpia_probe,
 	.disconnect	= cpia_disconnect,

drivers/media/video/em28xx/em28xx-video.c

@@ -1884,7 +1884,6 @@ static void em28xx_usb_disconnect(struct usb_interface *interface)
 }
 
 static struct usb_driver em28xx_usb_driver = {
-	.owner = THIS_MODULE,
 	.name = "em28xx",
 	.probe = em28xx_usb_probe,
 	.disconnect = em28xx_usb_disconnect,

drivers/net/irda/irda-usb.c

@@ -1539,7 +1539,6 @@ static void irda_usb_disconnect(struct usb_interface *intf)
  * USB device callbacks
  */
 static struct usb_driver irda_driver = {
-	.owner		= THIS_MODULE,
 	.name		= "irda-usb",
 	.probe		= irda_usb_probe,
 	.disconnect	= irda_usb_disconnect,

drivers/net/irda/stir4200.c

@@ -1152,7 +1152,6 @@ static int stir_resume(struct usb_interface *intf)
  * USB device callbacks
  */
 static struct usb_driver irda_driver = {
-	.owner		= THIS_MODULE,
 	.name		= "stir4200",
 	.probe		= stir_probe,
 	.disconnect	= stir_disconnect,

drivers/usb/Makefile

@@ -22,6 +22,7 @@ obj-$(CONFIG_USB_MIDI)		+= class/
 obj-$(CONFIG_USB_PRINTER)	+= class/
 
 obj-$(CONFIG_USB_STORAGE)	+= storage/
+obj-$(CONFIG_USB)		+= storage/
 
 obj-$(CONFIG_USB_AIPTEK)	+= input/
 obj-$(CONFIG_USB_ATI_REMOTE)	+= input/

drivers/usb/atm/Kconfig

@@ -44,6 +44,19 @@ config USB_CXACRU
 	  To compile this driver as a module, choose M here: the
 	  module will be called cxacru.
 
+config USB_UEAGLEATM
+	tristate "ADI 930 and eagle USB DSL modem"
+	depends on USB_ATM
+	select FW_LOADER
+	help
+	  Say Y here if you have an ADSL USB modem based on the ADI 930
+	  or eagle chipset. In order to use your modem you will need to
+	  install firmwares and CMV (Command Management Variables); see
+	  <https://gna.org/projects/ueagleatm/> for details.
+
+	  To compile this driver as a module, choose M here: the
+	  module will be called ueagle-atm.
+
 config USB_XUSBATM
 	tristate "Other USB DSL modem support"
 	depends on USB_ATM

drivers/usb/atm/Makefile

@@ -4,6 +4,7 @@
 
 obj-$(CONFIG_USB_CXACRU)	+= cxacru.o
 obj-$(CONFIG_USB_SPEEDTOUCH)	+= speedtch.o
+obj-$(CONFIG_USB_UEAGLEATM)	+= ueagle-atm.o
 obj-$(CONFIG_USB_ATM)		+= usbatm.o
 obj-$(CONFIG_USB_XUSBATM)	+= xusbatm.o
 

drivers/usb/atm/cxacru.c

@@ -853,7 +853,6 @@ static int cxacru_usb_probe(struct usb_interface *intf, const struct usb_device_
 }
 
 static struct usb_driver cxacru_usb_driver = {
-	.owner		= THIS_MODULE,
 	.name		= cxacru_driver_name,
 	.probe		= cxacru_usb_probe,
 	.disconnect	= usbatm_usb_disconnect,

drivers/usb/atm/speedtch.c

@@ -659,7 +659,6 @@ MODULE_DEVICE_TABLE(usb, speedtch_usb_ids);
 static int speedtch_usb_probe(struct usb_interface *, const struct usb_device_id *);
 
 static struct usb_driver speedtch_usb_driver = {
-	.owner		= THIS_MODULE,
 	.name		= speedtch_driver_name,
 	.probe		= speedtch_usb_probe,
 	.disconnect	= usbatm_usb_disconnect,

drivers/usb/atm/usbatm.c

@@ -646,14 +646,14 @@ static void usbatm_destroy_instance(struct kref *kref)
 	kfree(instance);
 }
 
-void usbatm_get_instance(struct usbatm_data *instance)
+static void usbatm_get_instance(struct usbatm_data *instance)
 {
 	dbg("%s", __func__);
 
 	kref_get(&instance->refcount);
 }
 
-void usbatm_put_instance(struct usbatm_data *instance)
+static void usbatm_put_instance(struct usbatm_data *instance)
 {
 	dbg("%s", __func__);
 

drivers/usb/atm/xusbatm.c

@@ -140,7 +140,6 @@ static int xusbatm_usb_probe(struct usb_interface *intf,
 }
 
 static struct usb_driver xusbatm_usb_driver = {
-	.owner		= THIS_MODULE,
 	.name		= xusbatm_driver_name,
 	.probe		= xusbatm_usb_probe,
 	.disconnect	= usbatm_usb_disconnect,

drivers/usb/class/audio.c

@@ -2732,7 +2732,6 @@ static struct usb_device_id usb_audio_ids [] = {
 MODULE_DEVICE_TABLE (usb, usb_audio_ids);
 
 static struct usb_driver usb_audio_driver = {
-	.owner =	THIS_MODULE,
 	.name =		"audio",
 	.probe =	usb_audio_probe,
 	.disconnect =	usb_audio_disconnect,

drivers/usb/class/cdc-acm.h

@@ -59,6 +59,9 @@
  * when processing onlcr, so we only need 2 buffers.
  */
 #define ACM_NWB  2
+#define ACM_NRU  16
+#define ACM_NRB  16
+
 struct acm_wb {
 	unsigned char *buf;
 	dma_addr_t dmah;
@@ -66,22 +69,43 @@ struct acm_wb {
 	int use;
 };
 
+struct acm_rb {
+	struct list_head	list;
+	int			size;
+	unsigned char		*base;
+	dma_addr_t		dma;
+};
+
+struct acm_ru {
+	struct list_head	list;
+	struct acm_rb		*buffer;
+	struct urb		*urb;
+	struct acm		*instance;
+};
+
 struct acm {
 	struct usb_device *dev;				/* the corresponding usb device */
 	struct usb_interface *control;			/* control interface */
 	struct usb_interface *data;			/* data interface */
 	struct tty_struct *tty;				/* the corresponding tty */
-	struct urb *ctrlurb, *readurb, *writeurb;	/* urbs */
-	u8 *ctrl_buffer, *read_buffer;			/* buffers of urbs */
-	dma_addr_t ctrl_dma, read_dma;			/* dma handles of buffers */
+	struct urb *ctrlurb, *writeurb;			/* urbs */
+	u8 *ctrl_buffer;				/* buffers of urbs */
+	dma_addr_t ctrl_dma;				/* dma handles of buffers */
 	struct acm_wb wb[ACM_NWB];
+	struct acm_ru ru[ACM_NRU];
+	struct acm_rb rb[ACM_NRB];
+	int rx_endpoint;
+	spinlock_t read_lock;
+	struct list_head spare_read_urbs;
+	struct list_head spare_read_bufs;
+	struct list_head filled_read_bufs;
 	int write_current;				/* current write buffer */
 	int write_used;					/* number of non-empty write buffers */
 	int write_ready;				/* write urb is not running */
 	spinlock_t write_lock;
 	struct usb_cdc_line_coding line;		/* bits, stop, parity */
 	struct work_struct work;			/* work queue entry for line discipline waking up */
-	struct tasklet_struct bh;			/* rx processing */
+	struct tasklet_struct urb_task;                 /* rx processing */
 	spinlock_t throttle_lock;			/* synchronize throtteling and read callback */
 	unsigned int ctrlin;				/* input control lines (DCD, DSR, RI, break, overruns) */
 	unsigned int ctrlout;				/* output control lines (DTR, RTS) */
@@ -91,7 +115,6 @@ struct acm {
 	unsigned int minor;				/* acm minor number */
 	unsigned char throttle;				/* throttled by tty layer */
 	unsigned char clocal;				/* termios CLOCAL */
-	unsigned char resubmit_to_unthrottle;		/* throtteling has disabled the read urb */
 	unsigned int ctrl_caps;				/* control capabilities from the class specific header */
 };
 

drivers/usb/class/usb-midi.c

@@ -2027,7 +2027,6 @@ static struct usb_device_id id_table[] = {
 };
 
 static struct usb_driver usb_midi_driver = {
-	.owner =	THIS_MODULE,
 	.name =		"midi",
 	.probe =	usb_midi_probe,
 	.disconnect =	usb_midi_disconnect,

drivers/usb/class/usblp.c

@@ -199,7 +199,7 @@ struct quirk_printer_struct {
 #define USBLP_QUIRK_BIDIR	0x1	/* reports bidir but requires unidirectional mode (no INs/reads) */
 #define USBLP_QUIRK_USB_INIT	0x2	/* needs vendor USB init string */
 
-static struct quirk_printer_struct quirk_printers[] = {
+static const struct quirk_printer_struct quirk_printers[] = {
 	{ 0x03f0, 0x0004, USBLP_QUIRK_BIDIR }, /* HP DeskJet 895C */
 	{ 0x03f0, 0x0104, USBLP_QUIRK_BIDIR }, /* HP DeskJet 880C */
 	{ 0x03f0, 0x0204, USBLP_QUIRK_BIDIR }, /* HP DeskJet 815C */
@@ -301,7 +301,7 @@ static void usblp_bulk_write(struct urb *urb, struct pt_regs *regs)
  * Get and print printer errors.
  */
 
-static char *usblp_messages[] = { "ok", "out of paper", "off-line", "on fire" };
+static const char *usblp_messages[] = { "ok", "out of paper", "off-line", "on fire" };
 
 static int usblp_check_status(struct usblp *usblp, int err)
 {
@@ -438,7 +438,7 @@ static unsigned int usblp_poll(struct file *file, struct poll_table_struct *wait
  			       | (!usblp->wcomplete ? 0 : POLLOUT | POLLWRNORM);
 }
 
-static int usblp_ioctl(struct inode *inode, struct file *file, unsigned int cmd, unsigned long arg)
+static long usblp_ioctl(struct file *file, unsigned int cmd, unsigned long arg)
 {
 	struct usblp *usblp = file->private_data;
 	int length, err, i;
@@ -838,7 +838,8 @@ static struct file_operations usblp_fops = {
 	.read =		usblp_read,
 	.write =	usblp_write,
 	.poll =		usblp_poll,
-	.ioctl =	usblp_ioctl,
+	.unlocked_ioctl =	usblp_ioctl,
+	.compat_ioctl =		usblp_ioctl,
 	.open =		usblp_open,
 	.release =	usblp_release,
 };
@@ -849,6 +850,20 @@ static struct usb_class_driver usblp_class = {
 	.minor_base =	USBLP_MINOR_BASE,
 };
 
+static ssize_t usblp_show_ieee1284_id(struct device *dev, struct device_attribute *attr, char *buf)
+{
+	struct usb_interface *intf = to_usb_interface(dev);
+	struct usblp *usblp = usb_get_intfdata (intf);
+
+	if (usblp->device_id_string[0] == 0 &&
+	    usblp->device_id_string[1] == 0)
+		return 0;
+
+	return sprintf(buf, "%s", usblp->device_id_string+2);
+}
+
+static DEVICE_ATTR(ieee1284_id, S_IRUGO, usblp_show_ieee1284_id, NULL);
+
 static int usblp_probe(struct usb_interface *intf,
 		       const struct usb_device_id *id)
 {
@@ -933,20 +948,12 @@ static int usblp_probe(struct usb_interface *intf,
 
 	/* Retrieve and store the device ID string. */
 	usblp_cache_device_id_string(usblp);
+	device_create_file(&intf->dev, &dev_attr_ieee1284_id);
 
 #ifdef DEBUG
 	usblp_check_status(usblp, 0);
 #endif
 
-	info("usblp%d: USB %sdirectional printer dev %d "
-		"if %d alt %d proto %d vid 0x%4.4X pid 0x%4.4X",
-		usblp->minor, usblp->bidir ? "Bi" : "Uni", dev->devnum,
-		usblp->ifnum,
-		usblp->protocol[usblp->current_protocol].alt_setting,
-		usblp->current_protocol,
-		le16_to_cpu(usblp->dev->descriptor.idVendor),
-		le16_to_cpu(usblp->dev->descriptor.idProduct));
-
 	usb_set_intfdata (intf, usblp);
 
 	usblp->present = 1;
@@ -957,11 +964,20 @@ static int usblp_probe(struct usb_interface *intf,
 		goto abort_intfdata;
 	}
 	usblp->minor = intf->minor;
+	info("usblp%d: USB %sdirectional printer dev %d "
+		"if %d alt %d proto %d vid 0x%4.4X pid 0x%4.4X",
+		usblp->minor, usblp->bidir ? "Bi" : "Uni", dev->devnum,
+		usblp->ifnum,
+		usblp->protocol[usblp->current_protocol].alt_setting,
+		usblp->current_protocol,
+		le16_to_cpu(usblp->dev->descriptor.idVendor),
+		le16_to_cpu(usblp->dev->descriptor.idProduct));
 
 	return 0;
 
 abort_intfdata:
 	usb_set_intfdata (intf, NULL);
+	device_remove_file(&intf->dev, &dev_attr_ieee1284_id);
 abort:
 	if (usblp) {
 		if (usblp->writebuf)
@@ -1156,6 +1172,8 @@ static void usblp_disconnect(struct usb_interface *intf)
 		BUG ();
 	}
 
+	device_remove_file(&intf->dev, &dev_attr_ieee1284_id);
+
 	down (&usblp_sem);
 	down (&usblp->sem);
 	usblp->present = 0;
@@ -1186,7 +1204,6 @@ static struct usb_device_id usblp_ids [] = {
 MODULE_DEVICE_TABLE (usb, usblp_ids);
 
 static struct usb_driver usblp_driver = {
-	.owner =	THIS_MODULE,
 	.name =		"usblp",
 	.probe =	usblp_probe,
 	.disconnect =	usblp_disconnect,

drivers/usb/core/Makefile

@@ -2,7 +2,7 @@
 # Makefile for USB Core files and filesystem
 #
 
-usbcore-objs	:= usb.o hub.o hcd.o urb.o message.o \
+usbcore-objs	:= usb.o hub.o hcd.o urb.o message.o driver.o \
 			config.o file.o buffer.o sysfs.o devio.o notify.o
 
 ifeq ($(CONFIG_PCI),y)

drivers/usb/core/buffer.c

@@ -55,6 +55,9 @@ int hcd_buffer_create (struct usb_hcd *hcd)
 	char		name [16];
 	int 		i, size;
 
+	if (!hcd->self.controller->dma_mask)
+		return 0;
+
 	for (i = 0; i < HCD_BUFFER_POOLS; i++) { 
 		if (!(size = pool_max [i]))
 			continue;

drivers/usb/core/devices.c

@@ -67,45 +67,45 @@
 /* Define ALLOW_SERIAL_NUMBER if you want to see the serial number of devices */
 #define ALLOW_SERIAL_NUMBER
 
-static char *format_topo =
+static const char *format_topo =
 /* T:  Bus=dd Lev=dd Prnt=dd Port=dd Cnt=dd Dev#=ddd Spd=ddd MxCh=dd */
 "\nT:  Bus=%2.2d Lev=%2.2d Prnt=%2.2d Port=%2.2d Cnt=%2.2d Dev#=%3d Spd=%3s MxCh=%2d\n";
 
-static char *format_string_manufacturer =
+static const char *format_string_manufacturer =
 /* S:  Manufacturer=xxxx */
   "S:  Manufacturer=%.100s\n";
 
-static char *format_string_product =
+static const char *format_string_product =
 /* S:  Product=xxxx */
   "S:  Product=%.100s\n";
 
 #ifdef ALLOW_SERIAL_NUMBER
-static char *format_string_serialnumber =
+static const char *format_string_serialnumber =
 /* S:  SerialNumber=xxxx */
   "S:  SerialNumber=%.100s\n";
 #endif
 
-static char *format_bandwidth =
+static const char *format_bandwidth =
 /* B:  Alloc=ddd/ddd us (xx%), #Int=ddd, #Iso=ddd */
   "B:  Alloc=%3d/%3d us (%2d%%), #Int=%3d, #Iso=%3d\n";
   
-static char *format_device1 =
+static const char *format_device1 =
 /* D:  Ver=xx.xx Cls=xx(sssss) Sub=xx Prot=xx MxPS=dd #Cfgs=dd */
   "D:  Ver=%2x.%02x Cls=%02x(%-5s) Sub=%02x Prot=%02x MxPS=%2d #Cfgs=%3d\n";
 
-static char *format_device2 =
+static const char *format_device2 =
 /* P:  Vendor=xxxx ProdID=xxxx Rev=xx.xx */
   "P:  Vendor=%04x ProdID=%04x Rev=%2x.%02x\n";
 
-static char *format_config =
+static const char *format_config =
 /* C:  #Ifs=dd Cfg#=dd Atr=xx MPwr=dddmA */
   "C:%c #Ifs=%2d Cfg#=%2d Atr=%02x MxPwr=%3dmA\n";
   
-static char *format_iface =
+static const char *format_iface =
 /* I:  If#=dd Alt=dd #EPs=dd Cls=xx(sssss) Sub=xx Prot=xx Driver=xxxx*/
   "I:  If#=%2d Alt=%2d #EPs=%2d Cls=%02x(%-5s) Sub=%02x Prot=%02x Driver=%s\n";
 
-static char *format_endpt =
+static const char *format_endpt =
 /* E:  Ad=xx(s) Atr=xx(ssss) MxPS=dddd Ivl=D?s */
   "E:  Ad=%02x(%c) Atr=%02x(%-4s) MxPS=%4d Ivl=%d%cs\n";
 
@@ -545,10 +545,10 @@ static ssize_t usb_device_dump(char __user **buffer, size_t *nbytes, loff_t *ski
 		struct usb_device *childdev = usbdev->children[chix];
 
 		if (childdev) {
-			down(&childdev->serialize);
+			usb_lock_device(childdev);
 			ret = usb_device_dump(buffer, nbytes, skip_bytes, file_offset, childdev,
 					bus, level + 1, chix, ++cnt);
-			up(&childdev->serialize);
+			usb_unlock_device(childdev);
 			if (ret == -EFAULT)
 				return total_written;
 			total_written += ret;

drivers/usb/core/devio.c

@@ -402,7 +402,6 @@ static void driver_disconnect(struct usb_interface *intf)
 }
 
 struct usb_driver usbfs_driver = {
-	.owner =	THIS_MODULE,
 	.name =		"usbfs",
 	.probe =	driver_probe,
 	.disconnect =	driver_disconnect,
@@ -1350,9 +1349,7 @@ static int proc_ioctl(struct dev_state *ps, struct usbdevfs_ioctl *ctl)
 	/* let kernel drivers try to (re)bind to the interface */
 	case USBDEVFS_CONNECT:
 		usb_unlock_device(ps->dev);
-		usb_lock_all_devices();
 		bus_rescan_devices(intf->dev.bus);
-		usb_unlock_all_devices();
 		usb_lock_device(ps->dev);
 		break;
 

drivers/usb/core/hcd.c

@@ -857,9 +857,7 @@ static int register_root_hub (struct usb_device *usb_dev,
 		return (retval < 0) ? retval : -EMSGSIZE;
 	}
 
-	usb_lock_device (usb_dev);
 	retval = usb_new_device (usb_dev);
-	usb_unlock_device (usb_dev);
 	if (retval) {
 		usb_dev->bus->root_hub = NULL;
 		dev_err (parent_dev, "can't register root hub for %s, %d\n",
@@ -1827,8 +1825,6 @@ int usb_add_hcd(struct usb_hcd *hcd,
 		retval = -ENOMEM;
 		goto err_allocate_root_hub;
 	}
-	rhdev->speed = (hcd->driver->flags & HCD_USB2) ? USB_SPEED_HIGH :
-			USB_SPEED_FULL;
 
 	/* Although in principle hcd->driver->start() might need to use rhdev,
 	 * none of the current drivers do.
@@ -1846,6 +1842,9 @@ int usb_add_hcd(struct usb_hcd *hcd,
 		dev_dbg(hcd->self.controller, "supports USB remote wakeup\n");
 	hcd->remote_wakeup = hcd->can_wakeup;
 
+	rhdev->speed = (hcd->driver->flags & HCD_USB2) ? USB_SPEED_HIGH :
+			USB_SPEED_FULL;
+	rhdev->bus_mA = min(500u, hcd->power_budget);
 	if ((retval = register_root_hub(rhdev, hcd)) != 0)
 		goto err_register_root_hub;
 
@@ -1891,7 +1890,10 @@ void usb_remove_hcd(struct usb_hcd *hcd)
 	spin_lock_irq (&hcd_root_hub_lock);
 	hcd->rh_registered = 0;
 	spin_unlock_irq (&hcd_root_hub_lock);
+
+	down(&usb_bus_list_lock);
 	usb_disconnect(&hcd->self.root_hub);
+	up(&usb_bus_list_lock);
 
 	hcd->poll_rh = 0;
 	del_timer_sync(&hcd->rh_timer);

drivers/usb/core/hcd.h

@@ -380,6 +380,7 @@ extern int usb_find_interface_driver (struct usb_device *dev,
 #ifdef CONFIG_PM
 extern void usb_hcd_suspend_root_hub (struct usb_hcd *hcd);
 extern void usb_hcd_resume_root_hub (struct usb_hcd *hcd);
+extern void usb_root_hub_lost_power (struct usb_device *rhdev);
 extern int hcd_bus_suspend (struct usb_bus *bus);
 extern int hcd_bus_resume (struct usb_bus *bus);
 #else

drivers/usb/core/hub.h

@@ -220,8 +220,9 @@ struct usb_hub {
 	struct usb_hub_descriptor *descriptor;	/* class descriptor */
 	struct usb_tt		tt;		/* Transaction Translator */
 
-	u8			power_budget;	/* in 2mA units; or zero */
+	unsigned		mA_per_port;	/* current for each child */
 
+	unsigned		limited_power:1;
 	unsigned		quiescing:1;
 	unsigned		activating:1;
 	unsigned		resume_root_hub:1;

drivers/usb/core/message.c

@@ -1387,6 +1387,12 @@ int usb_set_configuration(struct usb_device *dev, int configuration)
 	if (dev->state != USB_STATE_ADDRESS)
 		usb_disable_device (dev, 1);	// Skip ep0
 
+	i = dev->bus_mA - cp->desc.bMaxPower * 2;
+	if (i < 0)
+		dev_warn(&dev->dev, "new config #%d exceeds power "
+				"limit by %dmA\n",
+				configuration, -i);
+
 	if ((ret = usb_control_msg(dev, usb_sndctrlpipe(dev, 0),
 			USB_REQ_SET_CONFIGURATION, 0, configuration, 0,
 			NULL, 0, USB_CTRL_SET_TIMEOUT)) < 0)