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authorLinus Torvalds <torvalds@linux-foundation.org>2008-05-30 00:27:53 -0400
committerLinus Torvalds <torvalds@linux-foundation.org>2008-05-30 00:27:53 -0400
commitfbf4d7ffda0398e8b20aa8b34ca751bf946699ef (patch)
treea01290f30aa03e164c8e887cb216da064fbf854c /drivers/usb/host/ehci-hub.c
parent4bd27972e2c35b1e9e672ff05e0a781644f9c905 (diff)
parentbb7e6984ecaebe6989d0e781e303469255871432 (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: Revert "USB: EHCI: fix performance regression" USB: fsl_usb2_udc: fix recursive lock USB: usb-serial: option: Don't match Huawei driver CD images USB: pl2303: another product ID USB: add another scanner quirk USB: Add support for ROKR W5 in unusual_devs.h USB: Fix M600i unusual_devs entry USB: usb-storage: unusual_devs update for Cypress ATACB USB: EHCI: fix performance regression USB: EHCI: fix bug in Iso scheduling USB: EHCI: fix remote-wakeup regression USB: EHCI: suppress unwanted error messages USB: EHCI: fix up root-hub TT mess USB: add all configs to the "descriptors" attribute USB: fix possible deadlock involving sysfs attributes USB: Firmware loader driver for USB Apple iSight camera USB: FTDI_SIO : Add support for Matrix Orbital PID Range
Diffstat (limited to 'drivers/usb/host/ehci-hub.c')
-rw-r--r--drivers/usb/host/ehci-hub.c16
1 files changed, 14 insertions, 2 deletions
diff --git a/drivers/usb/host/ehci-hub.c b/drivers/usb/host/ehci-hub.c
index 382587c4457c..740835bb8575 100644
--- a/drivers/usb/host/ehci-hub.c
+++ b/drivers/usb/host/ehci-hub.c
@@ -609,7 +609,7 @@ static int ehci_hub_control (
609 } 609 }
610 break; 610 break;
611 case USB_PORT_FEAT_C_SUSPEND: 611 case USB_PORT_FEAT_C_SUSPEND:
612 /* we auto-clear this feature */ 612 clear_bit(wIndex, &ehci->port_c_suspend);
613 break; 613 break;
614 case USB_PORT_FEAT_POWER: 614 case USB_PORT_FEAT_POWER:
615 if (HCS_PPC (ehci->hcs_params)) 615 if (HCS_PPC (ehci->hcs_params))
@@ -688,7 +688,7 @@ static int ehci_hub_control (
688 /* resume completed? */ 688 /* resume completed? */
689 else if (time_after_eq(jiffies, 689 else if (time_after_eq(jiffies,
690 ehci->reset_done[wIndex])) { 690 ehci->reset_done[wIndex])) {
691 status |= 1 << USB_PORT_FEAT_C_SUSPEND; 691 set_bit(wIndex, &ehci->port_c_suspend);
692 ehci->reset_done[wIndex] = 0; 692 ehci->reset_done[wIndex] = 0;
693 693
694 /* stop resume signaling */ 694 /* stop resume signaling */
@@ -765,6 +765,8 @@ static int ehci_hub_control (
765 status |= 1 << USB_PORT_FEAT_RESET; 765 status |= 1 << USB_PORT_FEAT_RESET;
766 if (temp & PORT_POWER) 766 if (temp & PORT_POWER)
767 status |= 1 << USB_PORT_FEAT_POWER; 767 status |= 1 << USB_PORT_FEAT_POWER;
768 if (test_bit(wIndex, &ehci->port_c_suspend))
769 status |= 1 << USB_PORT_FEAT_C_SUSPEND;
768 770
769#ifndef VERBOSE_DEBUG 771#ifndef VERBOSE_DEBUG
770 if (status & ~0xffff) /* only if wPortChange is interesting */ 772 if (status & ~0xffff) /* only if wPortChange is interesting */
@@ -875,3 +877,13 @@ static void ehci_relinquish_port(struct usb_hcd *hcd, int portnum)
875 set_owner(ehci, --portnum, PORT_OWNER); 877 set_owner(ehci, --portnum, PORT_OWNER);
876} 878}
877 879
880static int ehci_port_handed_over(struct usb_hcd *hcd, int portnum)
881{
882 struct ehci_hcd *ehci = hcd_to_ehci(hcd);
883 u32 __iomem *reg;
884
885 if (ehci_is_TDI(ehci))
886 return 0;
887 reg = &ehci->regs->port_status[portnum - 1];
888 return ehci_readl(ehci, reg) & PORT_OWNER;
889}