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authorLinus Torvalds <torvalds@linux-foundation.org>2008-08-21 16:48:07 -0400
committerLinus Torvalds <torvalds@linux-foundation.org>2008-08-21 16:48:07 -0400
commit691a55998cc2fc645b51d28edb4f4d36b512826e (patch)
tree6674dcece28f885d1063771461a8f5a7fa9f0d1b /drivers
parentcce7496d3d5910a003109207f9737c3be658aa1a (diff)
parenteaea04353e0114a9805fc2cf1ff832cb0ac2570b (diff)
Merge git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb-2.6
* git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb-2.6: USB: sisusbvga: add USB ID for 0711:0918 Magic Control Technology Corp. USB: automatically enable RHSC interrupts USB: Don't rebind before "complete" callback USB: Add new PM callback methods for USB USB: Defer Set-Interface for suspended devices USB: Add udev argument to interface suspend/resume functions USB: cdc-acm: don't unlock acm->mutex on error path MUSB: Fix index register corruption seen with g_ether and Windows host usb: musb: get rid of MUSB_LOGLEVEL and use parameter usb: musb: get rid of procfs entry USB: Fix pxa27x_udc usb speed handling. USB: cdc-acm: quirk for Conexant CX93010 USB modem USB: fix bug in usb_unlink_anchored_urbs() usb-serial: option support HSDPA modem A2502 USB: ISP1760: fixed trivial math in comment
Diffstat (limited to 'drivers')
-rw-r--r--drivers/usb/class/cdc-acm.c5
-rw-r--r--drivers/usb/core/driver.c96
-rw-r--r--drivers/usb/core/hcd.c9
-rw-r--r--drivers/usb/core/hcd.h4
-rw-r--r--drivers/usb/core/hub.c9
-rw-r--r--drivers/usb/core/urb.c9
-rw-r--r--drivers/usb/core/usb.c73
-rw-r--r--drivers/usb/core/usb.h3
-rw-r--r--drivers/usb/gadget/pxa27x_udc.c2
-rw-r--r--drivers/usb/host/isp1760-hcd.c2
-rw-r--r--drivers/usb/host/ohci-at91.c1
-rw-r--r--drivers/usb/host/ohci-au1xxx.c1
-rw-r--r--drivers/usb/host/ohci-ep93xx.c1
-rw-r--r--drivers/usb/host/ohci-hub.c53
-rw-r--r--drivers/usb/host/ohci-lh7a404.c1
-rw-r--r--drivers/usb/host/ohci-omap.c1
-rw-r--r--drivers/usb/host/ohci-pci.c1
-rw-r--r--drivers/usb/host/ohci-pnx4008.c1
-rw-r--r--drivers/usb/host/ohci-pnx8550.c1
-rw-r--r--drivers/usb/host/ohci-ppc-of.c1
-rw-r--r--drivers/usb/host/ohci-ppc-soc.c1
-rw-r--r--drivers/usb/host/ohci-ps3.c1
-rw-r--r--drivers/usb/host/ohci-pxa27x.c1
-rw-r--r--drivers/usb/host/ohci-s3c2410.c1
-rw-r--r--drivers/usb/host/ohci-sa1111.c1
-rw-r--r--drivers/usb/host/ohci-sh.c1
-rw-r--r--drivers/usb/host/ohci-sm501.c1
-rw-r--r--drivers/usb/host/ohci-ssb.c1
-rw-r--r--drivers/usb/host/u132-hcd.c11
-rw-r--r--drivers/usb/misc/sisusbvga/sisusb.c1
-rw-r--r--drivers/usb/musb/Kconfig13
-rw-r--r--drivers/usb/musb/Makefile21
-rw-r--r--drivers/usb/musb/musb_core.c38
-rw-r--r--drivers/usb/musb/musb_core.h19
-rw-r--r--drivers/usb/musb/musb_debug.h4
-rw-r--r--drivers/usb/musb/musb_gadget_ep0.c2
-rw-r--r--drivers/usb/musb/musb_procfs.c830
-rw-r--r--drivers/usb/serial/option.c2
38 files changed, 191 insertions, 1032 deletions
diff --git a/drivers/usb/class/cdc-acm.c b/drivers/usb/class/cdc-acm.c
index efc4373ededb..c257453fa9de 100644
--- a/drivers/usb/class/cdc-acm.c
+++ b/drivers/usb/class/cdc-acm.c
@@ -589,8 +589,8 @@ static int acm_tty_open(struct tty_struct *tty, struct file *filp)
589 tasklet_schedule(&acm->urb_task); 589 tasklet_schedule(&acm->urb_task);
590 590
591done: 591done:
592err_out:
593 mutex_unlock(&acm->mutex); 592 mutex_unlock(&acm->mutex);
593err_out:
594 mutex_unlock(&open_mutex); 594 mutex_unlock(&open_mutex);
595 return rv; 595 return rv;
596 596
@@ -1362,6 +1362,9 @@ static struct usb_device_id acm_ids[] = {
1362 { USB_DEVICE(0x0803, 0x3095), /* Zoom Telephonics Model 3095F USB MODEM */ 1362 { USB_DEVICE(0x0803, 0x3095), /* Zoom Telephonics Model 3095F USB MODEM */
1363 .driver_info = NO_UNION_NORMAL, /* has no union descriptor */ 1363 .driver_info = NO_UNION_NORMAL, /* has no union descriptor */
1364 }, 1364 },
1365 { USB_DEVICE(0x0572, 0x1321), /* Conexant USB MODEM CX93010 */
1366 .driver_info = NO_UNION_NORMAL, /* has no union descriptor */
1367 },
1365 1368
1366 /* control interfaces with various AT-command sets */ 1369 /* control interfaces with various AT-command sets */
1367 { USB_INTERFACE_INFO(USB_CLASS_COMM, USB_CDC_SUBCLASS_ACM, 1370 { USB_INTERFACE_INFO(USB_CLASS_COMM, USB_CDC_SUBCLASS_ACM,
diff --git a/drivers/usb/core/driver.c b/drivers/usb/core/driver.c
index 2be37fe466f2..5a7fa6f09958 100644
--- a/drivers/usb/core/driver.c
+++ b/drivers/usb/core/driver.c
@@ -230,6 +230,13 @@ static int usb_probe_interface(struct device *dev)
230 */ 230 */
231 intf->pm_usage_cnt = !(driver->supports_autosuspend); 231 intf->pm_usage_cnt = !(driver->supports_autosuspend);
232 232
233 /* Carry out a deferred switch to altsetting 0 */
234 if (intf->needs_altsetting0) {
235 usb_set_interface(udev, intf->altsetting[0].
236 desc.bInterfaceNumber, 0);
237 intf->needs_altsetting0 = 0;
238 }
239
233 error = driver->probe(intf, id); 240 error = driver->probe(intf, id);
234 if (error) { 241 if (error) {
235 mark_quiesced(intf); 242 mark_quiesced(intf);
@@ -266,8 +273,17 @@ static int usb_unbind_interface(struct device *dev)
266 273
267 driver->disconnect(intf); 274 driver->disconnect(intf);
268 275
269 /* reset other interface state */ 276 /* Reset other interface state.
270 usb_set_interface(udev, intf->altsetting[0].desc.bInterfaceNumber, 0); 277 * We cannot do a Set-Interface if the device is suspended or
278 * if it is prepared for a system sleep (since installing a new
279 * altsetting means creating new endpoint device entries).
280 * When either of these happens, defer the Set-Interface.
281 */
282 if (!error && intf->dev.power.status == DPM_ON)
283 usb_set_interface(udev, intf->altsetting[0].
284 desc.bInterfaceNumber, 0);
285 else
286 intf->needs_altsetting0 = 1;
271 usb_set_intfdata(intf, NULL); 287 usb_set_intfdata(intf, NULL);
272 288
273 intf->condition = USB_INTERFACE_UNBOUND; 289 intf->condition = USB_INTERFACE_UNBOUND;
@@ -798,7 +814,8 @@ void usb_forced_unbind_intf(struct usb_interface *intf)
798 * The caller must hold @intf's device's lock, but not its pm_mutex 814 * The caller must hold @intf's device's lock, but not its pm_mutex
799 * and not @intf->dev.sem. 815 * and not @intf->dev.sem.
800 * 816 *
801 * FIXME: The caller must block system sleep transitions. 817 * Note: Rebinds will be skipped if a system sleep transition is in
818 * progress and the PM "complete" callback hasn't occurred yet.
802 */ 819 */
803void usb_rebind_intf(struct usb_interface *intf) 820void usb_rebind_intf(struct usb_interface *intf)
804{ 821{
@@ -814,10 +831,12 @@ void usb_rebind_intf(struct usb_interface *intf)
814 } 831 }
815 832
816 /* Try to rebind the interface */ 833 /* Try to rebind the interface */
817 intf->needs_binding = 0; 834 if (intf->dev.power.status == DPM_ON) {
818 rc = device_attach(&intf->dev); 835 intf->needs_binding = 0;
819 if (rc < 0) 836 rc = device_attach(&intf->dev);
820 dev_warn(&intf->dev, "rebind failed: %d\n", rc); 837 if (rc < 0)
838 dev_warn(&intf->dev, "rebind failed: %d\n", rc);
839 }
821} 840}
822 841
823#ifdef CONFIG_PM 842#ifdef CONFIG_PM
@@ -829,7 +848,6 @@ void usb_rebind_intf(struct usb_interface *intf)
829 * or rebind interfaces that have been unbound, according to @action. 848 * or rebind interfaces that have been unbound, according to @action.
830 * 849 *
831 * The caller must hold @udev's device lock. 850 * The caller must hold @udev's device lock.
832 * FIXME: For rebinds, the caller must block system sleep transitions.
833 */ 851 */
834static void do_unbind_rebind(struct usb_device *udev, int action) 852static void do_unbind_rebind(struct usb_device *udev, int action)
835{ 853{
@@ -851,22 +869,8 @@ static void do_unbind_rebind(struct usb_device *udev, int action)
851 } 869 }
852 break; 870 break;
853 case DO_REBIND: 871 case DO_REBIND:
854 if (intf->needs_binding) { 872 if (intf->needs_binding)
855
856 /* FIXME: The next line is needed because we are going to probe
857 * the interface, but as far as the PM core is concerned the
858 * interface is still suspended. The problem wouldn't exist
859 * if we could rebind the interface during the interface's own
860 * resume() call, but at the time the usb_device isn't locked!
861 *
862 * The real solution will be to carry this out during the device's
863 * complete() callback. Until that is implemented, we have to
864 * use this hack.
865 */
866// intf->dev.power.sleeping = 0;
867
868 usb_rebind_intf(intf); 873 usb_rebind_intf(intf);
869 }
870 break; 874 break;
871 } 875 }
872 } 876 }
@@ -926,14 +930,14 @@ static int usb_resume_device(struct usb_device *udev)
926} 930}
927 931
928/* Caller has locked intf's usb_device's pm mutex */ 932/* Caller has locked intf's usb_device's pm mutex */
929static int usb_suspend_interface(struct usb_interface *intf, pm_message_t msg) 933static int usb_suspend_interface(struct usb_device *udev,
934 struct usb_interface *intf, pm_message_t msg)
930{ 935{
931 struct usb_driver *driver; 936 struct usb_driver *driver;
932 int status = 0; 937 int status = 0;
933 938
934 /* with no hardware, USB interfaces only use FREEZE and ON states */ 939 /* with no hardware, USB interfaces only use FREEZE and ON states */
935 if (interface_to_usbdev(intf)->state == USB_STATE_NOTATTACHED || 940 if (udev->state == USB_STATE_NOTATTACHED || !is_active(intf))
936 !is_active(intf))
937 goto done; 941 goto done;
938 942
939 if (intf->condition == USB_INTERFACE_UNBOUND) /* This can't happen */ 943 if (intf->condition == USB_INTERFACE_UNBOUND) /* This can't happen */
@@ -944,7 +948,7 @@ static int usb_suspend_interface(struct usb_interface *intf, pm_message_t msg)
944 status = driver->suspend(intf, msg); 948 status = driver->suspend(intf, msg);
945 if (status == 0) 949 if (status == 0)
946 mark_quiesced(intf); 950 mark_quiesced(intf);
947 else if (!interface_to_usbdev(intf)->auto_pm) 951 else if (!udev->auto_pm)
948 dev_err(&intf->dev, "%s error %d\n", 952 dev_err(&intf->dev, "%s error %d\n",
949 "suspend", status); 953 "suspend", status);
950 } else { 954 } else {
@@ -961,13 +965,13 @@ static int usb_suspend_interface(struct usb_interface *intf, pm_message_t msg)
961} 965}
962 966
963/* Caller has locked intf's usb_device's pm_mutex */ 967/* Caller has locked intf's usb_device's pm_mutex */
964static int usb_resume_interface(struct usb_interface *intf, int reset_resume) 968static int usb_resume_interface(struct usb_device *udev,
969 struct usb_interface *intf, int reset_resume)
965{ 970{
966 struct usb_driver *driver; 971 struct usb_driver *driver;
967 int status = 0; 972 int status = 0;
968 973
969 if (interface_to_usbdev(intf)->state == USB_STATE_NOTATTACHED || 974 if (udev->state == USB_STATE_NOTATTACHED || is_active(intf))
970 is_active(intf))
971 goto done; 975 goto done;
972 976
973 /* Don't let autoresume interfere with unbinding */ 977 /* Don't let autoresume interfere with unbinding */
@@ -975,8 +979,17 @@ static int usb_resume_interface(struct usb_interface *intf, int reset_resume)
975 goto done; 979 goto done;
976 980
977 /* Can't resume it if it doesn't have a driver. */ 981 /* Can't resume it if it doesn't have a driver. */
978 if (intf->condition == USB_INTERFACE_UNBOUND) 982 if (intf->condition == USB_INTERFACE_UNBOUND) {
983
984 /* Carry out a deferred switch to altsetting 0 */
985 if (intf->needs_altsetting0 &&
986 intf->dev.power.status == DPM_ON) {
987 usb_set_interface(udev, intf->altsetting[0].
988 desc.bInterfaceNumber, 0);
989 intf->needs_altsetting0 = 0;
990 }
979 goto done; 991 goto done;
992 }
980 993
981 /* Don't resume if the interface is marked for rebinding */ 994 /* Don't resume if the interface is marked for rebinding */
982 if (intf->needs_binding) 995 if (intf->needs_binding)
@@ -1151,7 +1164,7 @@ static int usb_suspend_both(struct usb_device *udev, pm_message_t msg)
1151 if (udev->actconfig) { 1164 if (udev->actconfig) {
1152 for (; i < udev->actconfig->desc.bNumInterfaces; i++) { 1165 for (; i < udev->actconfig->desc.bNumInterfaces; i++) {
1153 intf = udev->actconfig->interface[i]; 1166 intf = udev->actconfig->interface[i];
1154 status = usb_suspend_interface(intf, msg); 1167 status = usb_suspend_interface(udev, intf, msg);
1155 if (status != 0) 1168 if (status != 0)
1156 break; 1169 break;
1157 } 1170 }
@@ -1163,7 +1176,7 @@ static int usb_suspend_both(struct usb_device *udev, pm_message_t msg)
1163 if (status != 0) { 1176 if (status != 0) {
1164 while (--i >= 0) { 1177 while (--i >= 0) {
1165 intf = udev->actconfig->interface[i]; 1178 intf = udev->actconfig->interface[i];
1166 usb_resume_interface(intf, 0); 1179 usb_resume_interface(udev, intf, 0);
1167 } 1180 }
1168 1181
1169 /* Try another autosuspend when the interfaces aren't busy */ 1182 /* Try another autosuspend when the interfaces aren't busy */
@@ -1276,7 +1289,7 @@ static int usb_resume_both(struct usb_device *udev)
1276 if (status == 0 && udev->actconfig) { 1289 if (status == 0 && udev->actconfig) {
1277 for (i = 0; i < udev->actconfig->desc.bNumInterfaces; i++) { 1290 for (i = 0; i < udev->actconfig->desc.bNumInterfaces; i++) {
1278 intf = udev->actconfig->interface[i]; 1291 intf = udev->actconfig->interface[i];
1279 usb_resume_interface(intf, udev->reset_resume); 1292 usb_resume_interface(udev, intf, udev->reset_resume);
1280 } 1293 }
1281 } 1294 }
1282 1295
@@ -1605,12 +1618,10 @@ int usb_external_resume_device(struct usb_device *udev)
1605 return status; 1618 return status;
1606} 1619}
1607 1620
1608static int usb_suspend(struct device *dev, pm_message_t message) 1621int usb_suspend(struct device *dev, pm_message_t message)
1609{ 1622{
1610 struct usb_device *udev; 1623 struct usb_device *udev;
1611 1624
1612 if (!is_usb_device(dev)) /* Ignore PM for interfaces */
1613 return 0;
1614 udev = to_usb_device(dev); 1625 udev = to_usb_device(dev);
1615 1626
1616 /* If udev is already suspended, we can skip this suspend and 1627 /* If udev is already suspended, we can skip this suspend and
@@ -1629,12 +1640,10 @@ static int usb_suspend(struct device *dev, pm_message_t message)
1629 return usb_external_suspend_device(udev, message); 1640 return usb_external_suspend_device(udev, message);
1630} 1641}
1631 1642
1632static int usb_resume(struct device *dev) 1643int usb_resume(struct device *dev)
1633{ 1644{
1634 struct usb_device *udev; 1645 struct usb_device *udev;
1635 1646
1636 if (!is_usb_device(dev)) /* Ignore PM for interfaces */
1637 return 0;
1638 udev = to_usb_device(dev); 1647 udev = to_usb_device(dev);
1639 1648
1640 /* If udev->skip_sys_resume is set then udev was already suspended 1649 /* If udev->skip_sys_resume is set then udev was already suspended
@@ -1646,17 +1655,10 @@ static int usb_resume(struct device *dev)
1646 return usb_external_resume_device(udev); 1655 return usb_external_resume_device(udev);
1647} 1656}
1648 1657
1649#else
1650
1651#define usb_suspend NULL
1652#define usb_resume NULL
1653
1654#endif /* CONFIG_PM */ 1658#endif /* CONFIG_PM */
1655 1659
1656struct bus_type usb_bus_type = { 1660struct bus_type usb_bus_type = {
1657 .name = "usb", 1661 .name = "usb",
1658 .match = usb_device_match, 1662 .match = usb_device_match,
1659 .uevent = usb_uevent, 1663 .uevent = usb_uevent,
1660 .suspend = usb_suspend,
1661 .resume = usb_resume,
1662}; 1664};
diff --git a/drivers/usb/core/hcd.c b/drivers/usb/core/hcd.c
index f7bfd72ef115..8abd4e59bf4a 100644
--- a/drivers/usb/core/hcd.c
+++ b/drivers/usb/core/hcd.c
@@ -924,15 +924,6 @@ static int register_root_hub(struct usb_hcd *hcd)
924 return retval; 924 return retval;
925} 925}
926 926
927void usb_enable_root_hub_irq (struct usb_bus *bus)
928{
929 struct usb_hcd *hcd;
930
931 hcd = container_of (bus, struct usb_hcd, self);
932 if (hcd->driver->hub_irq_enable && hcd->state != HC_STATE_HALT)
933 hcd->driver->hub_irq_enable (hcd);
934}
935
936 927
937/*-------------------------------------------------------------------------*/ 928/*-------------------------------------------------------------------------*/
938 929
diff --git a/drivers/usb/core/hcd.h b/drivers/usb/core/hcd.h
index 5b0b59b0d89b..e710ce04e228 100644
--- a/drivers/usb/core/hcd.h
+++ b/drivers/usb/core/hcd.h
@@ -212,8 +212,6 @@ struct hc_driver {
212 int (*bus_suspend)(struct usb_hcd *); 212 int (*bus_suspend)(struct usb_hcd *);
213 int (*bus_resume)(struct usb_hcd *); 213 int (*bus_resume)(struct usb_hcd *);
214 int (*start_port_reset)(struct usb_hcd *, unsigned port_num); 214 int (*start_port_reset)(struct usb_hcd *, unsigned port_num);
215 void (*hub_irq_enable)(struct usb_hcd *);
216 /* Needed only if port-change IRQs are level-triggered */
217 215
218 /* force handover of high-speed port to full-speed companion */ 216 /* force handover of high-speed port to full-speed companion */
219 void (*relinquish_port)(struct usb_hcd *, int); 217 void (*relinquish_port)(struct usb_hcd *, int);
@@ -379,8 +377,6 @@ extern struct list_head usb_bus_list;
379extern struct mutex usb_bus_list_lock; 377extern struct mutex usb_bus_list_lock;
380extern wait_queue_head_t usb_kill_urb_queue; 378extern wait_queue_head_t usb_kill_urb_queue;
381 379
382extern void usb_enable_root_hub_irq(struct usb_bus *bus);
383
384extern int usb_find_interface_driver(struct usb_device *dev, 380extern int usb_find_interface_driver(struct usb_device *dev,
385 struct usb_interface *interface); 381 struct usb_interface *interface);
386 382
diff --git a/drivers/usb/core/hub.c b/drivers/usb/core/hub.c
index 107e1d25ddec..6a5cb018383d 100644
--- a/drivers/usb/core/hub.c
+++ b/drivers/usb/core/hub.c
@@ -2102,8 +2102,6 @@ int usb_port_resume(struct usb_device *udev)
2102 } 2102 }
2103 2103
2104 clear_bit(port1, hub->busy_bits); 2104 clear_bit(port1, hub->busy_bits);
2105 if (!hub->hdev->parent && !hub->busy_bits[0])
2106 usb_enable_root_hub_irq(hub->hdev->bus);
2107 2105
2108 status = check_port_resume_type(udev, 2106 status = check_port_resume_type(udev,
2109 hub, port1, status, portchange, portstatus); 2107 hub, port1, status, portchange, portstatus);
@@ -3081,11 +3079,6 @@ static void hub_events(void)
3081 } 3079 }
3082 } 3080 }
3083 3081
3084 /* If this is a root hub, tell the HCD it's okay to
3085 * re-enable port-change interrupts now. */
3086 if (!hdev->parent && !hub->busy_bits[0])
3087 usb_enable_root_hub_irq(hdev->bus);
3088
3089loop_autopm: 3082loop_autopm:
3090 /* Allow autosuspend if we're not going to run again */ 3083 /* Allow autosuspend if we're not going to run again */
3091 if (list_empty(&hub->event_list)) 3084 if (list_empty(&hub->event_list))
@@ -3311,8 +3304,6 @@ static int usb_reset_and_verify_device(struct usb_device *udev)
3311 break; 3304 break;
3312 } 3305 }
3313 clear_bit(port1, parent_hub->busy_bits); 3306 clear_bit(port1, parent_hub->busy_bits);
3314 if (!parent_hdev->parent && !parent_hub->busy_bits[0])
3315 usb_enable_root_hub_irq(parent_hdev->bus);
3316 3307
3317 if (ret < 0) 3308 if (ret < 0)
3318 goto re_enumerate; 3309 goto re_enumerate;
diff --git a/drivers/usb/core/urb.c b/drivers/usb/core/urb.c
index c0b1ae25ae2a..47111e88f791 100644
--- a/drivers/usb/core/urb.c
+++ b/drivers/usb/core/urb.c
@@ -601,15 +601,20 @@ EXPORT_SYMBOL_GPL(usb_kill_anchored_urbs);
601void usb_unlink_anchored_urbs(struct usb_anchor *anchor) 601void usb_unlink_anchored_urbs(struct usb_anchor *anchor)
602{ 602{
603 struct urb *victim; 603 struct urb *victim;
604 unsigned long flags;
604 605
605 spin_lock_irq(&anchor->lock); 606 spin_lock_irqsave(&anchor->lock, flags);
606 while (!list_empty(&anchor->urb_list)) { 607 while (!list_empty(&anchor->urb_list)) {
607 victim = list_entry(anchor->urb_list.prev, struct urb, 608 victim = list_entry(anchor->urb_list.prev, struct urb,
608 anchor_list); 609 anchor_list);
610 usb_get_urb(victim);
611 spin_unlock_irqrestore(&anchor->lock, flags);
609 /* this will unanchor the URB */ 612 /* this will unanchor the URB */
610 usb_unlink_urb(victim); 613 usb_unlink_urb(victim);
614 usb_put_urb(victim);
615 spin_lock_irqsave(&anchor->lock, flags);
611 } 616 }
612 spin_unlock_irq(&anchor->lock); 617 spin_unlock_irqrestore(&anchor->lock, flags);
613} 618}
614EXPORT_SYMBOL_GPL(usb_unlink_anchored_urbs); 619EXPORT_SYMBOL_GPL(usb_unlink_anchored_urbs);
615 620
diff --git a/drivers/usb/core/usb.c b/drivers/usb/core/usb.c
index 84fcaa6a21ec..be1fa0723f2c 100644
--- a/drivers/usb/core/usb.c
+++ b/drivers/usb/core/usb.c
@@ -219,12 +219,6 @@ static int usb_dev_uevent(struct device *dev, struct kobj_uevent_env *env)
219} 219}
220#endif /* CONFIG_HOTPLUG */ 220#endif /* CONFIG_HOTPLUG */
221 221
222struct device_type usb_device_type = {
223 .name = "usb_device",
224 .release = usb_release_dev,
225 .uevent = usb_dev_uevent,
226};
227
228#ifdef CONFIG_PM 222#ifdef CONFIG_PM
229 223
230static int ksuspend_usb_init(void) 224static int ksuspend_usb_init(void)
@@ -244,13 +238,80 @@ static void ksuspend_usb_cleanup(void)
244 destroy_workqueue(ksuspend_usb_wq); 238 destroy_workqueue(ksuspend_usb_wq);
245} 239}
246 240
241/* USB device Power-Management thunks.
242 * There's no need to distinguish here between quiescing a USB device
243 * and powering it down; the generic_suspend() routine takes care of
244 * it by skipping the usb_port_suspend() call for a quiesce. And for
245 * USB interfaces there's no difference at all.
246 */
247
248static int usb_dev_prepare(struct device *dev)
249{
250 return 0; /* Implement eventually? */
251}
252
253static void usb_dev_complete(struct device *dev)
254{
255 /* Currently used only for rebinding interfaces */
256 usb_resume(dev); /* Implement eventually? */
257}
258
259static int usb_dev_suspend(struct device *dev)
260{
261 return usb_suspend(dev, PMSG_SUSPEND);
262}
263
264static int usb_dev_resume(struct device *dev)
265{
266 return usb_resume(dev);
267}
268
269static int usb_dev_freeze(struct device *dev)
270{
271 return usb_suspend(dev, PMSG_FREEZE);
272}
273
274static int usb_dev_thaw(struct device *dev)
275{
276 return usb_resume(dev);
277}
278
279static int usb_dev_poweroff(struct device *dev)
280{
281 return usb_suspend(dev, PMSG_HIBERNATE);
282}
283
284static int usb_dev_restore(struct device *dev)
285{
286 return usb_resume(dev);
287}
288
289static struct pm_ops usb_device_pm_ops = {
290 .prepare = usb_dev_prepare,
291 .complete = usb_dev_complete,
292 .suspend = usb_dev_suspend,
293 .resume = usb_dev_resume,
294 .freeze = usb_dev_freeze,
295 .thaw = usb_dev_thaw,
296 .poweroff = usb_dev_poweroff,
297 .restore = usb_dev_restore,
298};
299
247#else 300#else
248 301
249#define ksuspend_usb_init() 0 302#define ksuspend_usb_init() 0
250#define ksuspend_usb_cleanup() do {} while (0) 303#define ksuspend_usb_cleanup() do {} while (0)
304#define usb_device_pm_ops (*(struct pm_ops *)0)
251 305
252#endif /* CONFIG_PM */ 306#endif /* CONFIG_PM */
253 307
308struct device_type usb_device_type = {
309 .name = "usb_device",
310 .release = usb_release_dev,
311 .uevent = usb_dev_uevent,
312 .pm = &usb_device_pm_ops,
313};
314
254 315
255/* Returns 1 if @usb_bus is WUSB, 0 otherwise */ 316/* Returns 1 if @usb_bus is WUSB, 0 otherwise */
256static unsigned usb_bus_is_wusb(struct usb_bus *bus) 317static unsigned usb_bus_is_wusb(struct usb_bus *bus)
diff --git a/drivers/usb/core/usb.h b/drivers/usb/core/usb.h
index d9a6e16dbf84..9a1a45ac3add 100644
--- a/drivers/usb/core/usb.h
+++ b/drivers/usb/core/usb.h
@@ -41,6 +41,9 @@ extern void usb_host_cleanup(void);
41 41
42#ifdef CONFIG_PM 42#ifdef CONFIG_PM
43 43
44extern int usb_suspend(struct device *dev, pm_message_t msg);
45extern int usb_resume(struct device *dev);
46
44extern void usb_autosuspend_work(struct work_struct *work); 47extern void usb_autosuspend_work(struct work_struct *work);
45extern int usb_port_suspend(struct usb_device *dev); 48extern int usb_port_suspend(struct usb_device *dev);
46extern int usb_port_resume(struct usb_device *dev); 49extern int usb_port_resume(struct usb_device *dev);
diff --git a/drivers/usb/gadget/pxa27x_udc.c b/drivers/usb/gadget/pxa27x_udc.c
index a28513ecbe5b..7cbc78a6853d 100644
--- a/drivers/usb/gadget/pxa27x_udc.c
+++ b/drivers/usb/gadget/pxa27x_udc.c
@@ -1622,7 +1622,7 @@ int usb_gadget_register_driver(struct usb_gadget_driver *driver)
1622 struct pxa_udc *udc = the_controller; 1622 struct pxa_udc *udc = the_controller;
1623 int retval; 1623 int retval;
1624 1624
1625 if (!driver || driver->speed != USB_SPEED_FULL || !driver->bind 1625 if (!driver || driver->speed < USB_SPEED_FULL || !driver->bind
1626 || !driver->disconnect || !driver->setup) 1626 || !driver->disconnect || !driver->setup)
1627 return -EINVAL; 1627 return -EINVAL;
1628 if (!udc) 1628 if (!udc)
diff --git a/drivers/usb/host/isp1760-hcd.c b/drivers/usb/host/isp1760-hcd.c
index d22a84f86a33..8017f1cf78e2 100644
--- a/drivers/usb/host/isp1760-hcd.c
+++ b/drivers/usb/host/isp1760-hcd.c
@@ -988,7 +988,7 @@ static void do_atl_int(struct usb_hcd *usb_hcd)
988 /* 988 /*
989 * write bank1 address twice to ensure the 90ns delay (time 989 * write bank1 address twice to ensure the 90ns delay (time
990 * between BANK0 write and the priv_read_copy() call is at 990 * between BANK0 write and the priv_read_copy() call is at
991 * least 3*t_WHWL + 2*t_w11 = 3*25ns + 2*17ns = 92ns) 991 * least 3*t_WHWL + 2*t_w11 = 3*25ns + 2*17ns = 109ns)
992 */ 992 */
993 isp1760_writel(payload + ISP_BANK(1), usb_hcd->regs + 993 isp1760_writel(payload + ISP_BANK(1), usb_hcd->regs +
994 HC_MEMORY_REG); 994 HC_MEMORY_REG);
diff --git a/drivers/usb/host/ohci-at91.c b/drivers/usb/host/ohci-at91.c
index 6db7a2889e66..4ed228a89943 100644
--- a/drivers/usb/host/ohci-at91.c
+++ b/drivers/usb/host/ohci-at91.c
@@ -260,7 +260,6 @@ static const struct hc_driver ohci_at91_hc_driver = {
260 */ 260 */
261 .hub_status_data = ohci_hub_status_data, 261 .hub_status_data = ohci_hub_status_data,
262 .hub_control = ohci_hub_control, 262 .hub_control = ohci_hub_control,
263 .hub_irq_enable = ohci_rhsc_enable,
264#ifdef CONFIG_PM 263#ifdef CONFIG_PM
265 .bus_suspend = ohci_bus_suspend, 264 .bus_suspend = ohci_bus_suspend,
266 .bus_resume = ohci_bus_resume, 265 .bus_resume = ohci_bus_resume,
diff --git a/drivers/usb/host/ohci-au1xxx.c b/drivers/usb/host/ohci-au1xxx.c
index c0948008fe3d..2ac4e022a13f 100644
--- a/drivers/usb/host/ohci-au1xxx.c
+++ b/drivers/usb/host/ohci-au1xxx.c
@@ -163,7 +163,6 @@ static const struct hc_driver ohci_au1xxx_hc_driver = {
163 */ 163 */
164 .hub_status_data = ohci_hub_status_data, 164 .hub_status_data = ohci_hub_status_data,
165 .hub_control = ohci_hub_control, 165 .hub_control = ohci_hub_control,
166 .hub_irq_enable = ohci_rhsc_enable,
167#ifdef CONFIG_PM 166#ifdef CONFIG_PM
168 .bus_suspend = ohci_bus_suspend, 167 .bus_suspend = ohci_bus_suspend,
169 .bus_resume = ohci_bus_resume, 168 .bus_resume = ohci_bus_resume,
diff --git a/drivers/usb/host/ohci-ep93xx.c b/drivers/usb/host/ohci-ep93xx.c
index cb0b506f8259..fb3055f084b5 100644
--- a/drivers/usb/host/ohci-ep93xx.c
+++ b/drivers/usb/host/ohci-ep93xx.c
@@ -134,7 +134,6 @@ static struct hc_driver ohci_ep93xx_hc_driver = {
134 .get_frame_number = ohci_get_frame, 134 .get_frame_number = ohci_get_frame,
135 .hub_status_data = ohci_hub_status_data, 135 .hub_status_data = ohci_hub_status_data,
136 .hub_control = ohci_hub_control, 136 .hub_control = ohci_hub_control,
137 .hub_irq_enable = ohci_rhsc_enable,
138#ifdef CONFIG_PM 137#ifdef CONFIG_PM
139 .bus_suspend = ohci_bus_suspend, 138 .bus_suspend = ohci_bus_suspend,
140 .bus_resume = ohci_bus_resume, 139 .bus_resume = ohci_bus_resume,
diff --git a/drivers/usb/host/ohci-hub.c b/drivers/usb/host/ohci-hub.c
index 439beb784f3e..7ea9a7b31155 100644
--- a/drivers/usb/host/ohci-hub.c
+++ b/drivers/usb/host/ohci-hub.c
@@ -36,18 +36,6 @@
36 36
37/*-------------------------------------------------------------------------*/ 37/*-------------------------------------------------------------------------*/
38 38
39/* hcd->hub_irq_enable() */
40static void ohci_rhsc_enable (struct usb_hcd *hcd)
41{
42 struct ohci_hcd *ohci = hcd_to_ohci (hcd);
43
44 spin_lock_irq(&ohci->lock);
45 if (!ohci->autostop)
46 del_timer(&hcd->rh_timer); /* Prevent next poll */
47 ohci_writel(ohci, OHCI_INTR_RHSC, &ohci->regs->intrenable);
48 spin_unlock_irq(&ohci->lock);
49}
50
51#define OHCI_SCHED_ENABLES \ 39#define OHCI_SCHED_ENABLES \
52 (OHCI_CTRL_CLE|OHCI_CTRL_BLE|OHCI_CTRL_PLE|OHCI_CTRL_IE) 40 (OHCI_CTRL_CLE|OHCI_CTRL_BLE|OHCI_CTRL_PLE|OHCI_CTRL_IE)
53 41
@@ -374,18 +362,28 @@ static int ohci_root_hub_state_changes(struct ohci_hcd *ohci, int changed,
374 int any_connected) 362 int any_connected)
375{ 363{
376 int poll_rh = 1; 364 int poll_rh = 1;
365 int rhsc;
377 366
367 rhsc = ohci_readl(ohci, &ohci->regs->intrenable) & OHCI_INTR_RHSC;
378 switch (ohci->hc_control & OHCI_CTRL_HCFS) { 368 switch (ohci->hc_control & OHCI_CTRL_HCFS) {
379 369
380 case OHCI_USB_OPER: 370 case OHCI_USB_OPER:
381 /* keep on polling until we know a device is connected 371 /* If no status changes are pending, enable status-change
382 * and RHSC is enabled */ 372 * interrupts.
373 */
374 if (!rhsc && !changed) {
375 rhsc = OHCI_INTR_RHSC;
376 ohci_writel(ohci, rhsc, &ohci->regs->intrenable);
377 }
378
379 /* Keep on polling until we know a device is connected
380 * and RHSC is enabled, or until we autostop.
381 */
383 if (!ohci->autostop) { 382 if (!ohci->autostop) {
384 if (any_connected || 383 if (any_connected ||
385 !device_may_wakeup(&ohci_to_hcd(ohci) 384 !device_may_wakeup(&ohci_to_hcd(ohci)
386 ->self.root_hub->dev)) { 385 ->self.root_hub->dev)) {
387 if (ohci_readl(ohci, &ohci->regs->intrenable) & 386 if (rhsc)
388 OHCI_INTR_RHSC)
389 poll_rh = 0; 387 poll_rh = 0;
390 } else { 388 } else {
391 ohci->autostop = 1; 389 ohci->autostop = 1;
@@ -398,12 +396,13 @@ static int ohci_root_hub_state_changes(struct ohci_hcd *ohci, int changed,
398 ohci->autostop = 0; 396 ohci->autostop = 0;
399 ohci->next_statechange = jiffies + 397 ohci->next_statechange = jiffies +
400 STATECHANGE_DELAY; 398 STATECHANGE_DELAY;
401 } else if (time_after_eq(jiffies, 399 } else if (rhsc && time_after_eq(jiffies,
402 ohci->next_statechange) 400 ohci->next_statechange)
403 && !ohci->ed_rm_list 401 && !ohci->ed_rm_list
404 && !(ohci->hc_control & 402 && !(ohci->hc_control &
405 OHCI_SCHED_ENABLES)) { 403 OHCI_SCHED_ENABLES)) {
406 ohci_rh_suspend(ohci, 1); 404 ohci_rh_suspend(ohci, 1);
405 poll_rh = 0;
407 } 406 }
408 } 407 }
409 break; 408 break;
@@ -417,6 +416,12 @@ static int ohci_root_hub_state_changes(struct ohci_hcd *ohci, int changed,
417 else 416 else
418 usb_hcd_resume_root_hub(ohci_to_hcd(ohci)); 417 usb_hcd_resume_root_hub(ohci_to_hcd(ohci));
419 } else { 418 } else {
419 if (!rhsc && (ohci->autostop ||
420 ohci_to_hcd(ohci)->self.root_hub->
421 do_remote_wakeup))
422 ohci_writel(ohci, OHCI_INTR_RHSC,
423 &ohci->regs->intrenable);
424
420 /* everything is idle, no need for polling */ 425 /* everything is idle, no need for polling */
421 poll_rh = 0; 426 poll_rh = 0;
422 } 427 }
@@ -438,12 +443,16 @@ static inline int ohci_rh_resume(struct ohci_hcd *ohci)
438static int ohci_root_hub_state_changes(struct ohci_hcd *ohci, int changed, 443static int ohci_root_hub_state_changes(struct ohci_hcd *ohci, int changed,
439 int any_connected) 444 int any_connected)
440{ 445{
441 int poll_rh = 1; 446 /* If RHSC is enabled, don't poll */
442
443 /* keep on polling until RHSC is enabled */
444 if (ohci_readl(ohci, &ohci->regs->intrenable) & OHCI_INTR_RHSC) 447 if (ohci_readl(ohci, &ohci->regs->intrenable) & OHCI_INTR_RHSC)
445 poll_rh = 0; 448 return 0;
446 return poll_rh; 449
450 /* If no status changes are pending, enable status-change interrupts */
451 if (!changed) {
452 ohci_writel(ohci, OHCI_INTR_RHSC, &ohci->regs->intrenable);
453 return 0;
454 }
455 return 1;
447} 456}
448 457
449#endif /* CONFIG_PM */ 458#endif /* CONFIG_PM */
diff --git a/drivers/usb/host/ohci-lh7a404.c b/drivers/usb/host/ohci-lh7a404.c
index 9e31d440d115..de42283149c7 100644
--- a/drivers/usb/host/ohci-lh7a404.c
+++ b/drivers/usb/host/ohci-lh7a404.c
@@ -193,7 +193,6 @@ static const struct hc_driver ohci_lh7a404_hc_driver = {
193 */ 193 */
194 .hub_status_data = ohci_hub_status_data, 194 .hub_status_data = ohci_hub_status_data,
195 .hub_control = ohci_hub_control, 195 .hub_control = ohci_hub_control,
196 .hub_irq_enable = ohci_rhsc_enable,
197#ifdef CONFIG_PM 196#ifdef CONFIG_PM
198 .bus_suspend = ohci_bus_suspend, 197 .bus_suspend = ohci_bus_suspend,
199 .bus_resume = ohci_bus_resume, 198 .bus_resume = ohci_bus_resume,
diff --git a/drivers/usb/host/ohci-omap.c b/drivers/usb/host/ohci-omap.c
index 3d532b709670..1eb64d08b60a 100644
--- a/drivers/usb/host/ohci-omap.c
+++ b/drivers/usb/host/ohci-omap.c
@@ -470,7 +470,6 @@ static const struct hc_driver ohci_omap_hc_driver = {
470 */ 470 */
471 .hub_status_data = ohci_hub_status_data, 471 .hub_status_data = ohci_hub_status_data,
472 .hub_control = ohci_hub_control, 472 .hub_control = ohci_hub_control,
473 .hub_irq_enable = ohci_rhsc_enable,
474#ifdef CONFIG_PM 473#ifdef CONFIG_PM
475 .bus_suspend = ohci_bus_suspend, 474 .bus_suspend = ohci_bus_suspend,
476 .bus_resume = ohci_bus_resume, 475 .bus_resume = ohci_bus_resume,
diff --git a/drivers/usb/host/ohci-pci.c b/drivers/usb/host/ohci-pci.c
index 083e8df0a817..a9c2ae36c7ad 100644
--- a/drivers/usb/host/ohci-pci.c
+++ b/drivers/usb/host/ohci-pci.c
@@ -459,7 +459,6 @@ static const struct hc_driver ohci_pci_hc_driver = {
459 */ 459 */
460 .hub_status_data = ohci_hub_status_data, 460 .hub_status_data = ohci_hub_status_data,
461 .hub_control = ohci_hub_control, 461 .hub_control = ohci_hub_control,
462 .hub_irq_enable = ohci_rhsc_enable,
463#ifdef CONFIG_PM 462#ifdef CONFIG_PM
464 .bus_suspend = ohci_bus_suspend, 463 .bus_suspend = ohci_bus_suspend,
465 .bus_resume = ohci_bus_resume, 464 .bus_resume = ohci_bus_resume,
diff --git a/drivers/usb/host/ohci-pnx4008.c b/drivers/usb/host/ohci-pnx4008.c
index b02cd0761977..658a2a978c32 100644
--- a/drivers/usb/host/ohci-pnx4008.c
+++ b/drivers/usb/host/ohci-pnx4008.c
@@ -277,7 +277,6 @@ static const struct hc_driver ohci_pnx4008_hc_driver = {
277 */ 277 */
278 .hub_status_data = ohci_hub_status_data, 278 .hub_status_data = ohci_hub_status_data,
279 .hub_control = ohci_hub_control, 279 .hub_control = ohci_hub_control,
280 .hub_irq_enable = ohci_rhsc_enable,
281#ifdef CONFIG_PM 280#ifdef CONFIG_PM
282 .bus_suspend = ohci_bus_suspend, 281 .bus_suspend = ohci_bus_suspend,
283 .bus_resume = ohci_bus_resume, 282 .bus_resume = ohci_bus_resume,
diff --git a/drivers/usb/host/ohci-pnx8550.c b/drivers/usb/host/ohci-pnx8550.c
index 605d59cba28e..28467e288a93 100644
--- a/drivers/usb/host/ohci-pnx8550.c
+++ b/drivers/usb/host/ohci-pnx8550.c
@@ -201,7 +201,6 @@ static const struct hc_driver ohci_pnx8550_hc_driver = {
201 */ 201 */
202 .hub_status_data = ohci_hub_status_data, 202 .hub_status_data = ohci_hub_status_data,
203 .hub_control = ohci_hub_control, 203 .hub_control = ohci_hub_control,
204 .hub_irq_enable = ohci_rhsc_enable,
205#ifdef CONFIG_PM 204#ifdef CONFIG_PM
206 .bus_suspend = ohci_bus_suspend, 205 .bus_suspend = ohci_bus_suspend,
207 .bus_resume = ohci_bus_resume, 206 .bus_resume = ohci_bus_resume,
diff --git a/drivers/usb/host/ohci-ppc-of.c b/drivers/usb/host/ohci-ppc-of.c
index 91e6e101a4cc..7ac53264ead3 100644
--- a/drivers/usb/host/ohci-ppc-of.c
+++ b/drivers/usb/host/ohci-ppc-of.c
@@ -72,7 +72,6 @@ static const struct hc_driver ohci_ppc_of_hc_driver = {
72 */ 72 */
73 .hub_status_data = ohci_hub_status_data, 73 .hub_status_data = ohci_hub_status_data,
74 .hub_control = ohci_hub_control, 74 .hub_control = ohci_hub_control,
75 .hub_irq_enable = ohci_rhsc_enable,
76#ifdef CONFIG_PM 75#ifdef CONFIG_PM
77 .bus_suspend = ohci_bus_suspend, 76 .bus_suspend = ohci_bus_suspend,
78 .bus_resume = ohci_bus_resume, 77 .bus_resume = ohci_bus_resume,
diff --git a/drivers/usb/host/ohci-ppc-soc.c b/drivers/usb/host/ohci-ppc-soc.c
index 523c30125577..cd3398b675b2 100644
--- a/drivers/usb/host/ohci-ppc-soc.c
+++ b/drivers/usb/host/ohci-ppc-soc.c
@@ -172,7 +172,6 @@ static const struct hc_driver ohci_ppc_soc_hc_driver = {
172 */ 172 */
173 .hub_status_data = ohci_hub_status_data, 173 .hub_status_data = ohci_hub_status_data,
174 .hub_control = ohci_hub_control, 174 .hub_control = ohci_hub_control,
175 .hub_irq_enable = ohci_rhsc_enable,
176#ifdef CONFIG_PM 175#ifdef CONFIG_PM
177 .bus_suspend = ohci_bus_suspend, 176 .bus_suspend = ohci_bus_suspend,
178 .bus_resume = ohci_bus_resume, 177 .bus_resume = ohci_bus_resume,
diff --git a/drivers/usb/host/ohci-ps3.c b/drivers/usb/host/ohci-ps3.c
index 55c95647f008..2089d8a46c4b 100644
--- a/drivers/usb/host/ohci-ps3.c
+++ b/drivers/usb/host/ohci-ps3.c
@@ -68,7 +68,6 @@ static const struct hc_driver ps3_ohci_hc_driver = {
68 .get_frame_number = ohci_get_frame, 68 .get_frame_number = ohci_get_frame,
69 .hub_status_data = ohci_hub_status_data, 69 .hub_status_data = ohci_hub_status_data,
70 .hub_control = ohci_hub_control, 70 .hub_control = ohci_hub_control,
71 .hub_irq_enable = ohci_rhsc_enable,
72 .start_port_reset = ohci_start_port_reset, 71 .start_port_reset = ohci_start_port_reset,
73#if defined(CONFIG_PM) 72#if defined(CONFIG_PM)
74 .bus_suspend = ohci_bus_suspend, 73 .bus_suspend = ohci_bus_suspend,
diff --git a/drivers/usb/host/ohci-pxa27x.c b/drivers/usb/host/ohci-pxa27x.c
index 8c9c4849db6e..7f0f35c78185 100644
--- a/drivers/usb/host/ohci-pxa27x.c
+++ b/drivers/usb/host/ohci-pxa27x.c
@@ -298,7 +298,6 @@ static const struct hc_driver ohci_pxa27x_hc_driver = {
298 */ 298 */
299 .hub_status_data = ohci_hub_status_data, 299 .hub_status_data = ohci_hub_status_data,
300 .hub_control = ohci_hub_control, 300 .hub_control = ohci_hub_control,
301 .hub_irq_enable = ohci_rhsc_enable,
302#ifdef CONFIG_PM 301#ifdef CONFIG_PM
303 .bus_suspend = ohci_bus_suspend, 302 .bus_suspend = ohci_bus_suspend,
304 .bus_resume = ohci_bus_resume, 303 .bus_resume = ohci_bus_resume,
diff --git a/drivers/usb/host/ohci-s3c2410.c b/drivers/usb/host/ohci-s3c2410.c
index 9e3dc4069e8b..f46af7a718d4 100644
--- a/drivers/usb/host/ohci-s3c2410.c
+++ b/drivers/usb/host/ohci-s3c2410.c
@@ -466,7 +466,6 @@ static const struct hc_driver ohci_s3c2410_hc_driver = {
466 */ 466 */
467 .hub_status_data = ohci_s3c2410_hub_status_data, 467 .hub_status_data = ohci_s3c2410_hub_status_data,
468 .hub_control = ohci_s3c2410_hub_control, 468 .hub_control = ohci_s3c2410_hub_control,
469 .hub_irq_enable = ohci_rhsc_enable,
470#ifdef CONFIG_PM 469#ifdef CONFIG_PM
471 .bus_suspend = ohci_bus_suspend, 470 .bus_suspend = ohci_bus_suspend,
472 .bus_resume = ohci_bus_resume, 471 .bus_resume = ohci_bus_resume,
diff --git a/drivers/usb/host/ohci-sa1111.c b/drivers/usb/host/ohci-sa1111.c
index 4626b002e670..e4bbe8e188e4 100644
--- a/drivers/usb/host/ohci-sa1111.c
+++ b/drivers/usb/host/ohci-sa1111.c
@@ -231,7 +231,6 @@ static const struct hc_driver ohci_sa1111_hc_driver = {
231 */ 231 */
232 .hub_status_data = ohci_hub_status_data, 232 .hub_status_data = ohci_hub_status_data,
233 .hub_control = ohci_hub_control, 233 .hub_control = ohci_hub_control,
234 .hub_irq_enable = ohci_rhsc_enable,
235#ifdef CONFIG_PM 234#ifdef CONFIG_PM
236 .bus_suspend = ohci_bus_suspend, 235 .bus_suspend = ohci_bus_suspend,
237 .bus_resume = ohci_bus_resume, 236 .bus_resume = ohci_bus_resume,
diff --git a/drivers/usb/host/ohci-sh.c b/drivers/usb/host/ohci-sh.c
index e7ee607278fe..60f03cc7ec4f 100644
--- a/drivers/usb/host/ohci-sh.c
+++ b/drivers/usb/host/ohci-sh.c
@@ -68,7 +68,6 @@ static const struct hc_driver ohci_sh_hc_driver = {
68 */ 68 */
69 .hub_status_data = ohci_hub_status_data, 69 .hub_status_data = ohci_hub_status_data,
70 .hub_control = ohci_hub_control, 70 .hub_control = ohci_hub_control,
71 .hub_irq_enable = ohci_rhsc_enable,
72#ifdef CONFIG_PM 71#ifdef CONFIG_PM
73 .bus_suspend = ohci_bus_suspend, 72 .bus_suspend = ohci_bus_suspend,
74 .bus_resume = ohci_bus_resume, 73 .bus_resume = ohci_bus_resume,
diff --git a/drivers/usb/host/ohci-sm501.c b/drivers/usb/host/ohci-sm501.c
index 21b164e4abeb..cff23637cfcc 100644
--- a/drivers/usb/host/ohci-sm501.c
+++ b/drivers/usb/host/ohci-sm501.c
@@ -75,7 +75,6 @@ static const struct hc_driver ohci_sm501_hc_driver = {
75 */ 75 */
76 .hub_status_data = ohci_hub_status_data, 76 .hub_status_data = ohci_hub_status_data,
77 .hub_control = ohci_hub_control, 77 .hub_control = ohci_hub_control,
78 .hub_irq_enable = ohci_rhsc_enable,
79#ifdef CONFIG_PM 78#ifdef CONFIG_PM
80 .bus_suspend = ohci_bus_suspend, 79 .bus_suspend = ohci_bus_suspend,
81 .bus_resume = ohci_bus_resume, 80 .bus_resume = ohci_bus_resume,
diff --git a/drivers/usb/host/ohci-ssb.c b/drivers/usb/host/ohci-ssb.c
index 3660c83d80af..23fd6a886bdd 100644
--- a/drivers/usb/host/ohci-ssb.c
+++ b/drivers/usb/host/ohci-ssb.c
@@ -81,7 +81,6 @@ static const struct hc_driver ssb_ohci_hc_driver = {
81 81
82 .hub_status_data = ohci_hub_status_data, 82 .hub_status_data = ohci_hub_status_data,
83 .hub_control = ohci_hub_control, 83 .hub_control = ohci_hub_control,
84 .hub_irq_enable = ohci_rhsc_enable,
85#ifdef CONFIG_PM 84#ifdef CONFIG_PM
86 .bus_suspend = ohci_bus_suspend, 85 .bus_suspend = ohci_bus_suspend,
87 .bus_resume = ohci_bus_resume, 86 .bus_resume = ohci_bus_resume,
diff --git a/drivers/usb/host/u132-hcd.c b/drivers/usb/host/u132-hcd.c
index 20ad3c48fcb2..228f2b070f2b 100644
--- a/drivers/usb/host/u132-hcd.c
+++ b/drivers/usb/host/u132-hcd.c
@@ -2934,16 +2934,6 @@ static int u132_start_port_reset(struct usb_hcd *hcd, unsigned port_num)
2934 return 0; 2934 return 0;
2935} 2935}
2936 2936
2937static void u132_hub_irq_enable(struct usb_hcd *hcd)
2938{
2939 struct u132 *u132 = hcd_to_u132(hcd);
2940 if (u132->going > 1) {
2941 dev_err(&u132->platform_dev->dev, "device has been removed %d\n"
2942 , u132->going);
2943 } else if (u132->going > 0)
2944 dev_err(&u132->platform_dev->dev, "device is being removed\n");
2945}
2946
2947 2937
2948#ifdef CONFIG_PM 2938#ifdef CONFIG_PM
2949static int u132_bus_suspend(struct usb_hcd *hcd) 2939static int u132_bus_suspend(struct usb_hcd *hcd)
@@ -2995,7 +2985,6 @@ static struct hc_driver u132_hc_driver = {
2995 .bus_suspend = u132_bus_suspend, 2985 .bus_suspend = u132_bus_suspend,
2996 .bus_resume = u132_bus_resume, 2986 .bus_resume = u132_bus_resume,
2997 .start_port_reset = u132_start_port_reset, 2987 .start_port_reset = u132_start_port_reset,
2998 .hub_irq_enable = u132_hub_irq_enable,
2999}; 2988};
3000 2989
3001/* 2990/*
diff --git a/drivers/usb/misc/sisusbvga/sisusb.c b/drivers/usb/misc/sisusbvga/sisusb.c
index fbace41a7cba..69c34a58e205 100644
--- a/drivers/usb/misc/sisusbvga/sisusb.c
+++ b/drivers/usb/misc/sisusbvga/sisusb.c
@@ -3270,6 +3270,7 @@ static struct usb_device_id sisusb_table [] = {
3270 { USB_DEVICE(0x0711, 0x0900) }, 3270 { USB_DEVICE(0x0711, 0x0900) },
3271 { USB_DEVICE(0x0711, 0x0901) }, 3271 { USB_DEVICE(0x0711, 0x0901) },
3272 { USB_DEVICE(0x0711, 0x0902) }, 3272 { USB_DEVICE(0x0711, 0x0902) },
3273 { USB_DEVICE(0x0711, 0x0918) },
3273 { USB_DEVICE(0x182d, 0x021c) }, 3274 { USB_DEVICE(0x182d, 0x021c) },
3274 { USB_DEVICE(0x182d, 0x0269) }, 3275 { USB_DEVICE(0x182d, 0x0269) },
3275 { } 3276 { }
diff --git a/drivers/usb/musb/Kconfig b/drivers/usb/musb/Kconfig
index faca4333f27a..a0017486ad4e 100644
--- a/drivers/usb/musb/Kconfig
+++ b/drivers/usb/musb/Kconfig
@@ -165,12 +165,11 @@ config USB_TUSB_OMAP_DMA
165 help 165 help
166 Enable DMA transfers on TUSB 6010 when OMAP DMA is available. 166 Enable DMA transfers on TUSB 6010 when OMAP DMA is available.
167 167
168config USB_MUSB_LOGLEVEL 168config USB_MUSB_DEBUG
169 depends on USB_MUSB_HDRC 169 depends on USB_MUSB_HDRC
170 int 'Logging Level (0 - none / 3 - annoying / ... )' 170 bool "Enable debugging messages"
171 default 0 171 default n
172 help 172 help
173 Set the logging level. 0 disables the debugging altogether, 173 This enables musb debugging. To set the logging level use the debug
174 although when USB_DEBUG is set the value is at least 1. 174 module parameter. Starting at level 3, per-transfer (urb, usb_request,
175 Starting at level 3, per-transfer (urb, usb_request, packet, 175 packet, or dma transfer) tracing may kick in.
176 or dma transfer) tracing may kick in.
diff --git a/drivers/usb/musb/Makefile b/drivers/usb/musb/Makefile
index 88eb67de08ae..b6af0d687a73 100644
--- a/drivers/usb/musb/Makefile
+++ b/drivers/usb/musb/Makefile
@@ -64,23 +64,6 @@ endif
64 64
65# Debugging 65# Debugging
66 66
67MUSB_DEBUG:=$(CONFIG_USB_MUSB_LOGLEVEL) 67ifeq ($(CONFIG_USB_MUSB_DEBUG),y)
68 68 EXTRA_CFLAGS += -DDEBUG
69ifeq ("$(strip $(MUSB_DEBUG))","")
70 ifdef CONFIG_USB_DEBUG
71 MUSB_DEBUG:=1
72 else
73 MUSB_DEBUG:=0
74 endif
75endif 69endif
76
77ifneq ($(MUSB_DEBUG),0)
78 EXTRA_CFLAGS += -DDEBUG
79
80 ifeq ($(CONFIG_PROC_FS),y)
81 musb_hdrc-objs += musb_procfs.o
82 endif
83
84endif
85
86EXTRA_CFLAGS += -DMUSB_DEBUG=$(MUSB_DEBUG)
diff --git a/drivers/usb/musb/musb_core.c b/drivers/usb/musb/musb_core.c
index d68ec6daf335..c5b8f0296fcf 100644
--- a/drivers/usb/musb/musb_core.c
+++ b/drivers/usb/musb/musb_core.c
@@ -114,23 +114,14 @@
114 114
115 115
116 116
117#if MUSB_DEBUG > 0 117unsigned debug;
118unsigned debug = MUSB_DEBUG; 118module_param(debug, uint, S_IRUGO | S_IWUSR);
119module_param(debug, uint, 0); 119MODULE_PARM_DESC(debug, "Debug message level. Default = 0");
120MODULE_PARM_DESC(debug, "initial debug message level");
121
122#define MUSB_VERSION_SUFFIX "/dbg"
123#endif
124 120
125#define DRIVER_AUTHOR "Mentor Graphics, Texas Instruments, Nokia" 121#define DRIVER_AUTHOR "Mentor Graphics, Texas Instruments, Nokia"
126#define DRIVER_DESC "Inventra Dual-Role USB Controller Driver" 122#define DRIVER_DESC "Inventra Dual-Role USB Controller Driver"
127 123
128#define MUSB_VERSION_BASE "6.0" 124#define MUSB_VERSION "6.0"
129
130#ifndef MUSB_VERSION_SUFFIX
131#define MUSB_VERSION_SUFFIX ""
132#endif
133#define MUSB_VERSION MUSB_VERSION_BASE MUSB_VERSION_SUFFIX
134 125
135#define DRIVER_INFO DRIVER_DESC ", v" MUSB_VERSION 126#define DRIVER_INFO DRIVER_DESC ", v" MUSB_VERSION
136 127
@@ -2037,6 +2028,8 @@ bad_config:
2037 musb->xceiv.state = OTG_STATE_A_IDLE; 2028 musb->xceiv.state = OTG_STATE_A_IDLE;
2038 2029
2039 status = usb_add_hcd(musb_to_hcd(musb), -1, 0); 2030 status = usb_add_hcd(musb_to_hcd(musb), -1, 0);
2031 if (status)
2032 goto fail;
2040 2033
2041 DBG(1, "%s mode, status %d, devctl %02x %c\n", 2034 DBG(1, "%s mode, status %d, devctl %02x %c\n",
2042 "HOST", status, 2035 "HOST", status,
@@ -2051,6 +2044,8 @@ bad_config:
2051 musb->xceiv.state = OTG_STATE_B_IDLE; 2044 musb->xceiv.state = OTG_STATE_B_IDLE;
2052 2045
2053 status = musb_gadget_setup(musb); 2046 status = musb_gadget_setup(musb);
2047 if (status)
2048 goto fail;
2054 2049
2055 DBG(1, "%s mode, status %d, dev%02x\n", 2050 DBG(1, "%s mode, status %d, dev%02x\n",
2056 is_otg_enabled(musb) ? "OTG" : "PERIPHERAL", 2051 is_otg_enabled(musb) ? "OTG" : "PERIPHERAL",
@@ -2059,16 +2054,14 @@ bad_config:
2059 2054
2060 } 2055 }
2061 2056
2062 if (status == 0) 2057 return 0;
2063 musb_debug_create("driver/musb_hdrc", musb); 2058
2064 else {
2065fail: 2059fail:
2066 if (musb->clock) 2060 if (musb->clock)
2067 clk_put(musb->clock); 2061 clk_put(musb->clock);
2068 device_init_wakeup(dev, 0); 2062 device_init_wakeup(dev, 0);
2069 musb_free(musb); 2063 musb_free(musb);
2070 return status; 2064 return status;
2071 }
2072 2065
2073#ifdef CONFIG_SYSFS 2066#ifdef CONFIG_SYSFS
2074 status = device_create_file(dev, &dev_attr_mode); 2067 status = device_create_file(dev, &dev_attr_mode);
@@ -2131,7 +2124,6 @@ static int __devexit musb_remove(struct platform_device *pdev)
2131 * - OTG mode: both roles are deactivated (or never-activated) 2124 * - OTG mode: both roles are deactivated (or never-activated)
2132 */ 2125 */
2133 musb_shutdown(pdev); 2126 musb_shutdown(pdev);
2134 musb_debug_delete("driver/musb_hdrc", musb);
2135#ifdef CONFIG_USB_MUSB_HDRC_HCD 2127#ifdef CONFIG_USB_MUSB_HDRC_HCD
2136 if (musb->board_mode == MUSB_HOST) 2128 if (musb->board_mode == MUSB_HOST)
2137 usb_remove_hcd(musb_to_hcd(musb)); 2129 usb_remove_hcd(musb_to_hcd(musb));
diff --git a/drivers/usb/musb/musb_core.h b/drivers/usb/musb/musb_core.h
index eade46d81708..82227251931b 100644
--- a/drivers/usb/musb/musb_core.h
+++ b/drivers/usb/musb/musb_core.h
@@ -485,23 +485,4 @@ extern int musb_platform_get_vbus_status(struct musb *musb);
485extern int __init musb_platform_init(struct musb *musb); 485extern int __init musb_platform_init(struct musb *musb);
486extern int musb_platform_exit(struct musb *musb); 486extern int musb_platform_exit(struct musb *musb);
487 487
488/*-------------------------- ProcFS definitions ---------------------*/
489
490struct proc_dir_entry;
491
492#if (MUSB_DEBUG > 0) && defined(MUSB_CONFIG_PROC_FS)
493extern struct proc_dir_entry *musb_debug_create(char *name, struct musb *data);
494extern void musb_debug_delete(char *name, struct musb *data);
495
496#else
497static inline struct proc_dir_entry *
498musb_debug_create(char *name, struct musb *data)
499{
500 return NULL;
501}
502static inline void musb_debug_delete(char *name, struct musb *data)
503{
504}
505#endif
506
507#endif /* __MUSB_CORE_H__ */ 488#endif /* __MUSB_CORE_H__ */
diff --git a/drivers/usb/musb/musb_debug.h b/drivers/usb/musb/musb_debug.h
index 3bdb311e820d..4d2794441b15 100644
--- a/drivers/usb/musb/musb_debug.h
+++ b/drivers/usb/musb/musb_debug.h
@@ -48,11 +48,7 @@
48 __func__, __LINE__ , ## args); \ 48 __func__, __LINE__ , ## args); \
49 } } while (0) 49 } } while (0)
50 50
51#if MUSB_DEBUG > 0
52extern unsigned debug; 51extern unsigned debug;
53#else
54#define debug 0
55#endif
56 52
57static inline int _dbg_level(unsigned l) 53static inline int _dbg_level(unsigned l)
58{ 54{
diff --git a/drivers/usb/musb/musb_gadget_ep0.c b/drivers/usb/musb/musb_gadget_ep0.c
index 48d7d3ccb243..a57652fff39c 100644
--- a/drivers/usb/musb/musb_gadget_ep0.c
+++ b/drivers/usb/musb/musb_gadget_ep0.c
@@ -476,6 +476,7 @@ static void ep0_rxstate(struct musb *musb)
476 return; 476 return;
477 musb->ackpend = 0; 477 musb->ackpend = 0;
478 } 478 }
479 musb_ep_select(musb->mregs, 0);
479 musb_writew(regs, MUSB_CSR0, tmp); 480 musb_writew(regs, MUSB_CSR0, tmp);
480} 481}
481 482
@@ -528,6 +529,7 @@ static void ep0_txstate(struct musb *musb)
528 } 529 }
529 530
530 /* send it out, triggering a "txpktrdy cleared" irq */ 531 /* send it out, triggering a "txpktrdy cleared" irq */
532 musb_ep_select(musb->mregs, 0);
531 musb_writew(regs, MUSB_CSR0, csr); 533 musb_writew(regs, MUSB_CSR0, csr);
532} 534}
533 535
diff --git a/drivers/usb/musb/musb_procfs.c b/drivers/usb/musb/musb_procfs.c
deleted file mode 100644
index 55e6b78bdccc..000000000000
--- a/drivers/usb/musb/musb_procfs.c
+++ /dev/null
@@ -1,830 +0,0 @@
1/*
2 * MUSB OTG driver debug support
3 *
4 * Copyright 2005 Mentor Graphics Corporation
5 * Copyright (C) 2005-2006 by Texas Instruments
6 * Copyright (C) 2006-2007 Nokia Corporation
7 *
8 * This program is free software; you can redistribute it and/or
9 * modify it under the terms of the GNU General Public License
10 * version 2 as published by the Free Software Foundation.
11 *
12 * This program is distributed in the hope that it will be useful, but
13 * WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15 * General Public License for more details.
16 *
17 * You should have received a copy of the GNU General Public License
18 * along with this program; if not, write to the Free Software
19 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
20 * 02110-1301 USA
21 *
22 * THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED
23 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
24 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN
25 * NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY DIRECT, INDIRECT,
26 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
27 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
28 * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
29 * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
30 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
31 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
32 *
33 */
34
35#include <linux/kernel.h>
36#include <linux/proc_fs.h>
37#include <linux/seq_file.h>
38#include <linux/uaccess.h> /* FIXME remove procfs writes */
39#include <asm/arch/hardware.h>
40
41#include "musb_core.h"
42
43#include "davinci.h"
44
45#ifdef CONFIG_USB_MUSB_HDRC_HCD
46
47static int dump_qh(struct musb_qh *qh, char *buf, unsigned max)
48{
49 int count;
50 int tmp;
51 struct usb_host_endpoint *hep = qh->hep;
52 struct urb *urb;
53
54 count = snprintf(buf, max, " qh %p dev%d ep%d%s max%d\n",
55 qh, qh->dev->devnum, qh->epnum,
56 ({ char *s; switch (qh->type) {
57 case USB_ENDPOINT_XFER_BULK:
58 s = "-bulk"; break;
59 case USB_ENDPOINT_XFER_INT:
60 s = "-int"; break;
61 case USB_ENDPOINT_XFER_CONTROL:
62 s = ""; break;
63 default:
64 s = "iso"; break;
65 }; s; }),
66 qh->maxpacket);
67 if (count <= 0)
68 return 0;
69 buf += count;
70 max -= count;
71
72 list_for_each_entry(urb, &hep->urb_list, urb_list) {
73 tmp = snprintf(buf, max, "\t%s urb %p %d/%d\n",
74 usb_pipein(urb->pipe) ? "in" : "out",
75 urb, urb->actual_length,
76 urb->transfer_buffer_length);
77 if (tmp <= 0)
78 break;
79 tmp = min(tmp, (int)max);
80 count += tmp;
81 buf += tmp;
82 max -= tmp;
83 }
84 return count;
85}
86
87static int
88dump_queue(struct list_head *q, char *buf, unsigned max)
89{
90 int count = 0;
91 struct musb_qh *qh;
92
93 list_for_each_entry(qh, q, ring) {
94 int tmp;
95
96 tmp = dump_qh(qh, buf, max);
97 if (tmp <= 0)
98 break;
99 tmp = min(tmp, (int)max);
100 count += tmp;
101 buf += tmp;
102 max -= tmp;
103 }
104 return count;
105}
106
107#endif /* HCD */
108
109#ifdef CONFIG_USB_GADGET_MUSB_HDRC
110static int dump_ep(struct musb_ep *ep, char *buffer, unsigned max)
111{
112 char *buf = buffer;
113 int code = 0;
114 void __iomem *regs = ep->hw_ep->regs;
115 char *mode = "1buf";
116
117 if (ep->is_in) {
118 if (ep->hw_ep->tx_double_buffered)
119 mode = "2buf";
120 } else {
121 if (ep->hw_ep->rx_double_buffered)
122 mode = "2buf";
123 }
124
125 do {
126 struct usb_request *req;
127
128 code = snprintf(buf, max,
129 "\n%s (hw%d): %s%s, csr %04x maxp %04x\n",
130 ep->name, ep->current_epnum,
131 mode, ep->dma ? " dma" : "",
132 musb_readw(regs,
133 (ep->is_in || !ep->current_epnum)
134 ? MUSB_TXCSR
135 : MUSB_RXCSR),
136 musb_readw(regs, ep->is_in
137 ? MUSB_TXMAXP
138 : MUSB_RXMAXP)
139 );
140 if (code <= 0)
141 break;
142 code = min(code, (int) max);
143 buf += code;
144 max -= code;
145
146 if (is_cppi_enabled() && ep->current_epnum) {
147 unsigned cppi = ep->current_epnum - 1;
148 void __iomem *base = ep->musb->ctrl_base;
149 unsigned off1 = cppi << 2;
150 void __iomem *ram = base;
151 char tmp[16];
152
153 if (ep->is_in) {
154 ram += DAVINCI_TXCPPI_STATERAM_OFFSET(cppi);
155 tmp[0] = 0;
156 } else {
157 ram += DAVINCI_RXCPPI_STATERAM_OFFSET(cppi);
158 snprintf(tmp, sizeof tmp, "%d left, ",
159 musb_readl(base,
160 DAVINCI_RXCPPI_BUFCNT0_REG + off1));
161 }
162
163 code = snprintf(buf, max, "%cX DMA%d: %s"
164 "%08x %08x, %08x %08x; "
165 "%08x %08x %08x .. %08x\n",
166 ep->is_in ? 'T' : 'R',
167 ep->current_epnum - 1, tmp,
168 musb_readl(ram, 0 * 4),
169 musb_readl(ram, 1 * 4),
170 musb_readl(ram, 2 * 4),
171 musb_readl(ram, 3 * 4),
172 musb_readl(ram, 4 * 4),
173 musb_readl(ram, 5 * 4),
174 musb_readl(ram, 6 * 4),
175 musb_readl(ram, 7 * 4));
176 if (code <= 0)
177 break;
178 code = min(code, (int) max);
179 buf += code;
180 max -= code;
181 }
182
183 if (list_empty(&ep->req_list)) {
184 code = snprintf(buf, max, "\t(queue empty)\n");
185 if (code <= 0)
186 break;
187 code = min(code, (int) max);
188 buf += code;
189 max -= code;
190 break;
191 }
192 list_for_each_entry(req, &ep->req_list, list) {
193 code = snprintf(buf, max, "\treq %p, %s%s%d/%d\n",
194 req,
195 req->zero ? "zero, " : "",
196 req->short_not_ok ? "!short, " : "",
197 req->actual, req->length);
198 if (code <= 0)
199 break;
200 code = min(code, (int) max);
201 buf += code;
202 max -= code;
203 }
204 } while (0);
205 return buf - buffer;
206}
207#endif
208
209static int
210dump_end_info(struct musb *musb, u8 epnum, char *aBuffer, unsigned max)
211{
212 int code = 0;
213 char *buf = aBuffer;
214 struct musb_hw_ep *hw_ep = &musb->endpoints[epnum];
215
216 do {
217 musb_ep_select(musb->mregs, epnum);
218#ifdef CONFIG_USB_MUSB_HDRC_HCD
219 if (is_host_active(musb)) {
220 int dump_rx, dump_tx;
221 void __iomem *regs = hw_ep->regs;
222
223 /* TEMPORARY (!) until we have a real periodic
224 * schedule tree ...
225 */
226 if (!epnum) {
227 /* control is shared, uses RX queue
228 * but (mostly) shadowed tx registers
229 */
230 dump_tx = !list_empty(&musb->control);
231 dump_rx = 0;
232 } else if (hw_ep == musb->bulk_ep) {
233 dump_tx = !list_empty(&musb->out_bulk);
234 dump_rx = !list_empty(&musb->in_bulk);
235 } else if (musb->periodic[epnum]) {
236 struct usb_host_endpoint *hep;
237
238 hep = musb->periodic[epnum]->hep;
239 dump_rx = hep->desc.bEndpointAddress
240 & USB_ENDPOINT_DIR_MASK;
241 dump_tx = !dump_rx;
242 } else
243 break;
244 /* END TEMPORARY */
245
246
247 if (dump_rx) {
248 code = snprintf(buf, max,
249 "\nRX%d: %s rxcsr %04x interval %02x "
250 "max %04x type %02x; "
251 "dev %d hub %d port %d"
252 "\n",
253 epnum,
254 hw_ep->rx_double_buffered
255 ? "2buf" : "1buf",
256 musb_readw(regs, MUSB_RXCSR),
257 musb_readb(regs, MUSB_RXINTERVAL),
258 musb_readw(regs, MUSB_RXMAXP),
259 musb_readb(regs, MUSB_RXTYPE),
260 /* FIXME: assumes multipoint */
261 musb_readb(musb->mregs,
262 MUSB_BUSCTL_OFFSET(epnum,
263 MUSB_RXFUNCADDR)),
264 musb_readb(musb->mregs,
265 MUSB_BUSCTL_OFFSET(epnum,
266 MUSB_RXHUBADDR)),
267 musb_readb(musb->mregs,
268 MUSB_BUSCTL_OFFSET(epnum,
269 MUSB_RXHUBPORT))
270 );
271 if (code <= 0)
272 break;
273 code = min(code, (int) max);
274 buf += code;
275 max -= code;
276
277 if (is_cppi_enabled()
278 && epnum
279 && hw_ep->rx_channel) {
280 unsigned cppi = epnum - 1;
281 unsigned off1 = cppi << 2;
282 void __iomem *base;
283 void __iomem *ram;
284 char tmp[16];
285
286 base = musb->ctrl_base;
287 ram = DAVINCI_RXCPPI_STATERAM_OFFSET(
288 cppi) + base;
289 snprintf(tmp, sizeof tmp, "%d left, ",
290 musb_readl(base,
291 DAVINCI_RXCPPI_BUFCNT0_REG
292 + off1));
293
294 code = snprintf(buf, max,
295 " rx dma%d: %s"
296 "%08x %08x, %08x %08x; "
297 "%08x %08x %08x .. %08x\n",
298 cppi, tmp,
299 musb_readl(ram, 0 * 4),
300 musb_readl(ram, 1 * 4),
301 musb_readl(ram, 2 * 4),
302 musb_readl(ram, 3 * 4),
303 musb_readl(ram, 4 * 4),
304 musb_readl(ram, 5 * 4),
305 musb_readl(ram, 6 * 4),
306 musb_readl(ram, 7 * 4));
307 if (code <= 0)
308 break;
309 code = min(code, (int) max);
310 buf += code;
311 max -= code;
312 }
313
314 if (hw_ep == musb->bulk_ep
315 && !list_empty(
316 &musb->in_bulk)) {
317 code = dump_queue(&musb->in_bulk,
318 buf, max);
319 if (code <= 0)
320 break;
321 code = min(code, (int) max);
322 buf += code;
323 max -= code;
324 } else if (musb->periodic[epnum]) {
325 code = dump_qh(musb->periodic[epnum],
326 buf, max);
327 if (code <= 0)
328 break;
329 code = min(code, (int) max);
330 buf += code;
331 max -= code;
332 }
333 }
334
335 if (dump_tx) {
336 code = snprintf(buf, max,
337 "\nTX%d: %s txcsr %04x interval %02x "
338 "max %04x type %02x; "
339 "dev %d hub %d port %d"
340 "\n",
341 epnum,
342 hw_ep->tx_double_buffered
343 ? "2buf" : "1buf",
344 musb_readw(regs, MUSB_TXCSR),
345 musb_readb(regs, MUSB_TXINTERVAL),
346 musb_readw(regs, MUSB_TXMAXP),
347 musb_readb(regs, MUSB_TXTYPE),
348 /* FIXME: assumes multipoint */
349 musb_readb(musb->mregs,
350 MUSB_BUSCTL_OFFSET(epnum,
351 MUSB_TXFUNCADDR)),
352 musb_readb(musb->mregs,
353 MUSB_BUSCTL_OFFSET(epnum,
354 MUSB_TXHUBADDR)),
355 musb_readb(musb->mregs,
356 MUSB_BUSCTL_OFFSET(epnum,
357 MUSB_TXHUBPORT))
358 );
359 if (code <= 0)
360 break;
361 code = min(code, (int) max);
362 buf += code;
363 max -= code;
364
365 if (is_cppi_enabled()
366 && epnum
367 && hw_ep->tx_channel) {
368 unsigned cppi = epnum - 1;
369 void __iomem *base;
370 void __iomem *ram;
371
372 base = musb->ctrl_base;
373 ram = DAVINCI_RXCPPI_STATERAM_OFFSET(
374 cppi) + base;
375 code = snprintf(buf, max,
376 " tx dma%d: "
377 "%08x %08x, %08x %08x; "
378 "%08x %08x %08x .. %08x\n",
379 cppi,
380 musb_readl(ram, 0 * 4),
381 musb_readl(ram, 1 * 4),
382 musb_readl(ram, 2 * 4),
383 musb_readl(ram, 3 * 4),
384 musb_readl(ram, 4 * 4),
385 musb_readl(ram, 5 * 4),
386 musb_readl(ram, 6 * 4),
387 musb_readl(ram, 7 * 4));
388 if (code <= 0)
389 break;
390 code = min(code, (int) max);
391 buf += code;
392 max -= code;
393 }
394
395 if (hw_ep == musb->control_ep
396 && !list_empty(
397 &musb->control)) {
398 code = dump_queue(&musb->control,
399 buf, max);
400 if (code <= 0)
401 break;
402 code = min(code, (int) max);
403 buf += code;
404 max -= code;
405 } else if (hw_ep == musb->bulk_ep
406 && !list_empty(
407 &musb->out_bulk)) {
408 code = dump_queue(&musb->out_bulk,
409 buf, max);
410 if (code <= 0)
411 break;
412 code = min(code, (int) max);
413 buf += code;
414 max -= code;
415 } else if (musb->periodic[epnum]) {
416 code = dump_qh(musb->periodic[epnum],
417 buf, max);
418 if (code <= 0)
419 break;
420 code = min(code, (int) max);
421 buf += code;
422 max -= code;
423 }
424 }
425 }
426#endif
427#ifdef CONFIG_USB_GADGET_MUSB_HDRC
428 if (is_peripheral_active(musb)) {
429 code = 0;
430
431 if (hw_ep->ep_in.desc || !epnum) {
432 code = dump_ep(&hw_ep->ep_in, buf, max);
433 if (code <= 0)
434 break;
435 code = min(code, (int) max);
436 buf += code;
437 max -= code;
438 }
439 if (hw_ep->ep_out.desc) {
440 code = dump_ep(&hw_ep->ep_out, buf, max);
441 if (code <= 0)
442 break;
443 code = min(code, (int) max);
444 buf += code;
445 max -= code;
446 }
447 }
448#endif
449 } while (0);
450
451 return buf - aBuffer;
452}
453
454/* Dump the current status and compile options.
455 * @param musb the device driver instance
456 * @param buffer where to dump the status; it must be big enough to hold the
457 * result otherwise "BAD THINGS HAPPENS(TM)".
458 */
459static int dump_header_stats(struct musb *musb, char *buffer)
460{
461 int code, count = 0;
462 const void __iomem *mbase = musb->mregs;
463
464 *buffer = 0;
465 count = sprintf(buffer, "Status: %sHDRC, Mode=%s "
466 "(Power=%02x, DevCtl=%02x)\n",
467 (musb->is_multipoint ? "M" : ""), MUSB_MODE(musb),
468 musb_readb(mbase, MUSB_POWER),
469 musb_readb(mbase, MUSB_DEVCTL));
470 if (count <= 0)
471 return 0;
472 buffer += count;
473
474 code = sprintf(buffer, "OTG state: %s; %sactive\n",
475 otg_state_string(musb),
476 musb->is_active ? "" : "in");
477 if (code <= 0)
478 goto done;
479 buffer += code;
480 count += code;
481
482 code = sprintf(buffer,
483 "Options: "
484#ifdef CONFIG_MUSB_PIO_ONLY
485 "pio"
486#elif defined(CONFIG_USB_TI_CPPI_DMA)
487 "cppi-dma"
488#elif defined(CONFIG_USB_INVENTRA_DMA)
489 "musb-dma"
490#elif defined(CONFIG_USB_TUSB_OMAP_DMA)
491 "tusb-omap-dma"
492#else
493 "?dma?"
494#endif
495 ", "
496#ifdef CONFIG_USB_MUSB_OTG
497 "otg (peripheral+host)"
498#elif defined(CONFIG_USB_GADGET_MUSB_HDRC)
499 "peripheral"
500#elif defined(CONFIG_USB_MUSB_HDRC_HCD)
501 "host"
502#endif
503 ", debug=%d [eps=%d]\n",
504 debug,
505 musb->nr_endpoints);
506 if (code <= 0)
507 goto done;
508 count += code;
509 buffer += code;
510
511#ifdef CONFIG_USB_GADGET_MUSB_HDRC
512 code = sprintf(buffer, "Peripheral address: %02x\n",
513 musb_readb(musb->ctrl_base, MUSB_FADDR));
514 if (code <= 0)
515 goto done;
516 buffer += code;
517 count += code;
518#endif
519
520#ifdef CONFIG_USB_MUSB_HDRC_HCD
521 code = sprintf(buffer, "Root port status: %08x\n",
522 musb->port1_status);
523 if (code <= 0)
524 goto done;
525 buffer += code;
526 count += code;
527#endif
528
529#ifdef CONFIG_ARCH_DAVINCI
530 code = sprintf(buffer,
531 "DaVinci: ctrl=%02x stat=%1x phy=%03x\n"
532 "\trndis=%05x auto=%04x intsrc=%08x intmsk=%08x"
533 "\n",
534 musb_readl(musb->ctrl_base, DAVINCI_USB_CTRL_REG),
535 musb_readl(musb->ctrl_base, DAVINCI_USB_STAT_REG),
536 __raw_readl((void __force __iomem *)
537 IO_ADDRESS(USBPHY_CTL_PADDR)),
538 musb_readl(musb->ctrl_base, DAVINCI_RNDIS_REG),
539 musb_readl(musb->ctrl_base, DAVINCI_AUTOREQ_REG),
540 musb_readl(musb->ctrl_base,
541 DAVINCI_USB_INT_SOURCE_REG),
542 musb_readl(musb->ctrl_base,
543 DAVINCI_USB_INT_MASK_REG));
544 if (code <= 0)
545 goto done;
546 count += code;
547 buffer += code;
548#endif /* DAVINCI */
549
550#ifdef CONFIG_USB_TUSB6010
551 code = sprintf(buffer,
552 "TUSB6010: devconf %08x, phy enable %08x drive %08x"
553 "\n\totg %03x timer %08x"
554 "\n\tprcm conf %08x mgmt %08x; int src %08x mask %08x"
555 "\n",
556 musb_readl(musb->ctrl_base, TUSB_DEV_CONF),
557 musb_readl(musb->ctrl_base, TUSB_PHY_OTG_CTRL_ENABLE),
558 musb_readl(musb->ctrl_base, TUSB_PHY_OTG_CTRL),
559 musb_readl(musb->ctrl_base, TUSB_DEV_OTG_STAT),
560 musb_readl(musb->ctrl_base, TUSB_DEV_OTG_TIMER),
561 musb_readl(musb->ctrl_base, TUSB_PRCM_CONF),
562 musb_readl(musb->ctrl_base, TUSB_PRCM_MNGMT),
563 musb_readl(musb->ctrl_base, TUSB_INT_SRC),
564 musb_readl(musb->ctrl_base, TUSB_INT_MASK));
565 if (code <= 0)
566 goto done;
567 count += code;
568 buffer += code;
569#endif /* DAVINCI */
570
571 if (is_cppi_enabled() && musb->dma_controller) {
572 code = sprintf(buffer,
573 "CPPI: txcr=%d txsrc=%01x txena=%01x; "
574 "rxcr=%d rxsrc=%01x rxena=%01x "
575 "\n",
576 musb_readl(musb->ctrl_base,
577 DAVINCI_TXCPPI_CTRL_REG),
578 musb_readl(musb->ctrl_base,
579 DAVINCI_TXCPPI_RAW_REG),
580 musb_readl(musb->ctrl_base,
581 DAVINCI_TXCPPI_INTENAB_REG),
582 musb_readl(musb->ctrl_base,
583 DAVINCI_RXCPPI_CTRL_REG),
584 musb_readl(musb->ctrl_base,
585 DAVINCI_RXCPPI_RAW_REG),
586 musb_readl(musb->ctrl_base,
587 DAVINCI_RXCPPI_INTENAB_REG));
588 if (code <= 0)
589 goto done;
590 count += code;
591 buffer += code;
592 }
593
594#ifdef CONFIG_USB_GADGET_MUSB_HDRC
595 if (is_peripheral_enabled(musb)) {
596 code = sprintf(buffer, "Gadget driver: %s\n",
597 musb->gadget_driver
598 ? musb->gadget_driver->driver.name
599 : "(none)");
600 if (code <= 0)
601 goto done;
602 count += code;
603 buffer += code;
604 }
605#endif
606
607done:
608 return count;
609}
610
611/* Write to ProcFS
612 *
613 * C soft-connect
614 * c soft-disconnect
615 * I enable HS
616 * i disable HS
617 * s stop session
618 * F force session (OTG-unfriendly)
619 * E rElinquish bus (OTG)
620 * H request host mode
621 * h cancel host request
622 * T start sending TEST_PACKET
623 * D<num> set/query the debug level
624 */
625static int musb_proc_write(struct file *file, const char __user *buffer,
626 unsigned long count, void *data)
627{
628 char cmd;
629 u8 reg;
630 struct musb *musb = (struct musb *)data;
631 void __iomem *mbase = musb->mregs;
632
633 /* MOD_INC_USE_COUNT; */
634
635 if (unlikely(copy_from_user(&cmd, buffer, 1)))
636 return -EFAULT;
637
638 switch (cmd) {
639 case 'C':
640 if (mbase) {
641 reg = musb_readb(mbase, MUSB_POWER)
642 | MUSB_POWER_SOFTCONN;
643 musb_writeb(mbase, MUSB_POWER, reg);
644 }
645 break;
646
647 case 'c':
648 if (mbase) {
649 reg = musb_readb(mbase, MUSB_POWER)
650 & ~MUSB_POWER_SOFTCONN;
651 musb_writeb(mbase, MUSB_POWER, reg);
652 }
653 break;
654
655 case 'I':
656 if (mbase) {
657 reg = musb_readb(mbase, MUSB_POWER)
658 | MUSB_POWER_HSENAB;
659 musb_writeb(mbase, MUSB_POWER, reg);
660 }
661 break;
662
663 case 'i':
664 if (mbase) {
665 reg = musb_readb(mbase, MUSB_POWER)
666 & ~MUSB_POWER_HSENAB;
667 musb_writeb(mbase, MUSB_POWER, reg);
668 }
669 break;
670
671 case 'F':
672 reg = musb_readb(mbase, MUSB_DEVCTL);
673 reg |= MUSB_DEVCTL_SESSION;
674 musb_writeb(mbase, MUSB_DEVCTL, reg);
675 break;
676
677 case 'H':
678 if (mbase) {
679 reg = musb_readb(mbase, MUSB_DEVCTL);
680 reg |= MUSB_DEVCTL_HR;
681 musb_writeb(mbase, MUSB_DEVCTL, reg);
682 /* MUSB_HST_MODE( ((struct musb*)data) ); */
683 /* WARNING("Host Mode\n"); */
684 }
685 break;
686
687 case 'h':
688 if (mbase) {
689 reg = musb_readb(mbase, MUSB_DEVCTL);
690 reg &= ~MUSB_DEVCTL_HR;
691 musb_writeb(mbase, MUSB_DEVCTL, reg);
692 }
693 break;
694
695 case 'T':
696 if (mbase) {
697 musb_load_testpacket(musb);
698 musb_writeb(mbase, MUSB_TESTMODE,
699 MUSB_TEST_PACKET);
700 }
701 break;
702
703#if (MUSB_DEBUG > 0)
704 /* set/read debug level */
705 case 'D':{
706 if (count > 1) {
707 char digits[8], *p = digits;
708 int i = 0, level = 0, sign = 1;
709 int len = min(count - 1, (unsigned long)8);
710
711 if (copy_from_user(&digits, &buffer[1], len))
712 return -EFAULT;
713
714 /* optional sign */
715 if (*p == '-') {
716 len -= 1;
717 sign = -sign;
718 p++;
719 }
720
721 /* read it */
722 while (i++ < len && *p > '0' && *p < '9') {
723 level = level * 10 + (*p - '0');
724 p++;
725 }
726
727 level *= sign;
728 DBG(1, "debug level %d\n", level);
729 debug = level;
730 }
731 }
732 break;
733
734
735 case '?':
736 INFO("?: you are seeing it\n");
737 INFO("C/c: soft connect enable/disable\n");
738 INFO("I/i: hispeed enable/disable\n");
739 INFO("F: force session start\n");
740 INFO("H: host mode\n");
741 INFO("T: start sending TEST_PACKET\n");
742 INFO("D: set/read dbug level\n");
743 break;
744#endif
745
746 default:
747 ERR("Command %c not implemented\n", cmd);
748 break;
749 }
750
751 musb_platform_try_idle(musb, 0);
752
753 return count;
754}
755
756static int musb_proc_read(char *page, char **start,
757 off_t off, int count, int *eof, void *data)
758{
759 char *buffer = page;
760 int code = 0;
761 unsigned long flags;
762 struct musb *musb = data;
763 unsigned epnum;
764
765 count -= off;
766 count -= 1; /* for NUL at end */
767 if (count <= 0)
768 return -EINVAL;
769
770 spin_lock_irqsave(&musb->lock, flags);
771
772 code = dump_header_stats(musb, buffer);
773 if (code > 0) {
774 buffer += code;
775 count -= code;
776 }
777
778 /* generate the report for the end points */
779 /* REVISIT ... not unless something's connected! */
780 for (epnum = 0; count >= 0 && epnum < musb->nr_endpoints;
781 epnum++) {
782 code = dump_end_info(musb, epnum, buffer, count);
783 if (code > 0) {
784 buffer += code;
785 count -= code;
786 }
787 }
788
789 musb_platform_try_idle(musb, 0);
790
791 spin_unlock_irqrestore(&musb->lock, flags);
792 *eof = 1;
793
794 return buffer - page;
795}
796
797void __devexit musb_debug_delete(char *name, struct musb *musb)
798{
799 if (musb->proc_entry)
800 remove_proc_entry(name, NULL);
801}
802
803struct proc_dir_entry *__init
804musb_debug_create(char *name, struct musb *data)
805{
806 struct proc_dir_entry *pde;
807
808 /* FIXME convert everything to seq_file; then later, debugfs */
809
810 if (!name)
811 return NULL;
812
813 pde = create_proc_entry(name, S_IFREG | S_IRUGO | S_IWUSR, NULL);
814 data->proc_entry = pde;
815 if (pde) {
816 pde->data = data;
817 /* pde->owner = THIS_MODULE; */
818
819 pde->read_proc = musb_proc_read;
820 pde->write_proc = musb_proc_write;
821
822 pde->size = 0;
823
824 pr_debug("Registered /proc/%s\n", name);
825 } else {
826 pr_debug("Cannot create a valid proc file entry");
827 }
828
829 return pde;
830}
diff --git a/drivers/usb/serial/option.c b/drivers/usb/serial/option.c
index e143198aeb02..9f9cd36455f4 100644
--- a/drivers/usb/serial/option.c
+++ b/drivers/usb/serial/option.c
@@ -173,6 +173,7 @@ static int option_send_setup(struct tty_struct *tty, struct usb_serial_port *po
173#define KYOCERA_PRODUCT_KPC680 0x180a 173#define KYOCERA_PRODUCT_KPC680 0x180a
174 174
175#define ANYDATA_VENDOR_ID 0x16d5 175#define ANYDATA_VENDOR_ID 0x16d5
176#define ANYDATA_PRODUCT_ADU_620UW 0x6202
176#define ANYDATA_PRODUCT_ADU_E100A 0x6501 177#define ANYDATA_PRODUCT_ADU_E100A 0x6501
177#define ANYDATA_PRODUCT_ADU_500A 0x6502 178#define ANYDATA_PRODUCT_ADU_500A 0x6502
178 179
@@ -318,6 +319,7 @@ static struct usb_device_id option_ids[] = {
318 { USB_DEVICE(DELL_VENDOR_ID, 0x8138) }, /* Dell Wireless 5520 Voda I Mobile Broadband (3G HSDPA) Minicard */ 319 { USB_DEVICE(DELL_VENDOR_ID, 0x8138) }, /* Dell Wireless 5520 Voda I Mobile Broadband (3G HSDPA) Minicard */
319 { USB_DEVICE(ANYDATA_VENDOR_ID, ANYDATA_PRODUCT_ADU_E100A) }, 320 { USB_DEVICE(ANYDATA_VENDOR_ID, ANYDATA_PRODUCT_ADU_E100A) },
320 { USB_DEVICE(ANYDATA_VENDOR_ID, ANYDATA_PRODUCT_ADU_500A) }, 321 { USB_DEVICE(ANYDATA_VENDOR_ID, ANYDATA_PRODUCT_ADU_500A) },
322 { USB_DEVICE(ANYDATA_VENDOR_ID, ANYDATA_PRODUCT_ADU_620UW) },
321 { USB_DEVICE(AXESSTEL_VENDOR_ID, AXESSTEL_PRODUCT_MV110H) }, 323 { USB_DEVICE(AXESSTEL_VENDOR_ID, AXESSTEL_PRODUCT_MV110H) },
322 { USB_DEVICE(ONDA_VENDOR_ID, ONDA_PRODUCT_MSA501HS) }, 324 { USB_DEVICE(ONDA_VENDOR_ID, ONDA_PRODUCT_MSA501HS) },
323 { USB_DEVICE(ONDA_VENDOR_ID, ONDA_PRODUCT_ET502HS) }, 325 { USB_DEVICE(ONDA_VENDOR_ID, ONDA_PRODUCT_ET502HS) },
generated by cgit v1.2.2 (git 2.25.0) at 2024-12-27 21:14:06 -0500