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authorLinus Torvalds <torvalds@linux-foundation.org>2010-02-16 19:55:39 -0500
committerLinus Torvalds <torvalds@linux-foundation.org>2010-02-16 19:55:39 -0500
commit18688218d171cb653cbe82d03f72e51b02a5a83e (patch)
treec146673138876a9491853ca6618f2303895e943d /drivers/usb/host/ehci-hub.c
parent1ed10aa8e9e55e7f7b3374e532f453c4d0f5fe8a (diff)
parent31e5d4abceaa3d11ff583ddf76ec292e90eacb7d (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: gadget: fix EEM gadget CRC usage USB: otg Kconfig: let USB_OTG_UTILS select USB_ULPI option USB: g_multi: fix CONFIG_USB_G_MULTI_RNDIS usage kfifo: Don't use integer as NULL pointer USB: FHCI: Fix build after kfifo rework kfifo: Make kfifo_initialized work after kfifo_free USB: serial: add usbid for dell wwan card to sierra.c USB: SIS USB2VGA DRIVER: support KAIREN's USB VGA adaptor USB20SVGA-MB-PLUS USB: ehci: phy low power mode bug fixing USB: s3c-hsotg: Export usb_gadget_register_driver() USB: r8a66597-udc: Prototype IS_ERR() and PTR_ERR() USB: ftdi_sio: add device IDs (several ELV, one Mindstorms NXT) USB: storage: Remove unneeded SC/PR from unusual_devs.h USB: ftdi_sio: new device id for papouch AD4USB USB: usbfs: properly clean up the as structure on error paths USB: usbfs: only copy the actual data received
Diffstat (limited to 'drivers/usb/host/ehci-hub.c')
-rw-r--r--drivers/usb/host/ehci-hub.c13
1 files changed, 8 insertions, 5 deletions
diff --git a/drivers/usb/host/ehci-hub.c b/drivers/usb/host/ehci-hub.c
index c75d9270c752..19372673bf09 100644
--- a/drivers/usb/host/ehci-hub.c
+++ b/drivers/usb/host/ehci-hub.c
@@ -196,7 +196,9 @@ static int ehci_bus_suspend (struct usb_hcd *hcd)
196 if (hostpc_reg) { 196 if (hostpc_reg) {
197 u32 t3; 197 u32 t3;
198 198
199 spin_unlock_irq(&ehci->lock);
199 msleep(5);/* 5ms for HCD enter low pwr mode */ 200 msleep(5);/* 5ms for HCD enter low pwr mode */
201 spin_lock_irq(&ehci->lock);
200 t3 = ehci_readl(ehci, hostpc_reg); 202 t3 = ehci_readl(ehci, hostpc_reg);
201 ehci_writel(ehci, t3 | HOSTPC_PHCD, hostpc_reg); 203 ehci_writel(ehci, t3 | HOSTPC_PHCD, hostpc_reg);
202 t3 = ehci_readl(ehci, hostpc_reg); 204 t3 = ehci_readl(ehci, hostpc_reg);
@@ -904,17 +906,18 @@ static int ehci_hub_control (
904 if ((temp & PORT_PE) == 0 906 if ((temp & PORT_PE) == 0
905 || (temp & PORT_RESET) != 0) 907 || (temp & PORT_RESET) != 0)
906 goto error; 908 goto error;
907 ehci_writel(ehci, temp | PORT_SUSPEND, status_reg); 909
908 /* After above check the port must be connected. 910 /* After above check the port must be connected.
909 * Set appropriate bit thus could put phy into low power 911 * Set appropriate bit thus could put phy into low power
910 * mode if we have hostpc feature 912 * mode if we have hostpc feature
911 */ 913 */
914 temp &= ~PORT_WKCONN_E;
915 temp |= PORT_WKDISC_E | PORT_WKOC_E;
916 ehci_writel(ehci, temp | PORT_SUSPEND, status_reg);
912 if (hostpc_reg) { 917 if (hostpc_reg) {
913 temp &= ~PORT_WKCONN_E; 918 spin_unlock_irqrestore(&ehci->lock, flags);
914 temp |= (PORT_WKDISC_E | PORT_WKOC_E);
915 ehci_writel(ehci, temp | PORT_SUSPEND,
916 status_reg);
917 msleep(5);/* 5ms for HCD enter low pwr mode */ 919 msleep(5);/* 5ms for HCD enter low pwr mode */
920 spin_lock_irqsave(&ehci->lock, flags);
918 temp1 = ehci_readl(ehci, hostpc_reg); 921 temp1 = ehci_readl(ehci, hostpc_reg);
919 ehci_writel(ehci, temp1 | HOSTPC_PHCD, 922 ehci_writel(ehci, temp1 | HOSTPC_PHCD,
920 hostpc_reg); 923 hostpc_reg);