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| author | Ingo Molnar <mingo@elte.hu> | 2008-06-16 11:23:36 +0200 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2008-06-16 11:23:36 +0200 |
| commit | 766d02786ecd22932beeb9ca8bad6d8c5a552ef9 (patch) | |
| tree | f6f2df0e35bbea914d1f4d12be6d02f128c73575 /drivers/usb/host/ehci-hub.c | |
| parent | 906d882cacecd37ad2fdd03ed2a9b232bcb9507e (diff) | |
| parent | 066519068ad2fbe98c7f45552b1f592903a9c8c8 (diff) | |
| download | linux-766d02786ecd22932beeb9ca8bad6d8c5a552ef9.tar.gz linux-766d02786ecd22932beeb9ca8bad6d8c5a552ef9.tar.bz2 linux-766d02786ecd22932beeb9ca8bad6d8c5a552ef9.zip | |
Merge branch 'linus' into core/rcu
Diffstat (limited to 'drivers/usb/host/ehci-hub.c')
| -rw-r--r-- | drivers/usb/host/ehci-hub.c | 16 |
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 ( } break; case USB_PORT_FEAT_C_SUSPEND: - /* we auto-clear this feature */ + clear_bit(wIndex, &ehci->port_c_suspend); break; case USB_PORT_FEAT_POWER: if (HCS_PPC (ehci->hcs_params)) @@ -688,7 +688,7 @@ static int ehci_hub_control ( /* resume completed? */ else if (time_after_eq(jiffies, ehci->reset_done[wIndex])) { - status |= 1 << USB_PORT_FEAT_C_SUSPEND; + set_bit(wIndex, &ehci->port_c_suspend); ehci->reset_done[wIndex] = 0; /* stop resume signaling */ @@ -765,6 +765,8 @@ static int ehci_hub_control ( status |= 1 << USB_PORT_FEAT_RESET; if (temp & PORT_POWER) status |= 1 << USB_PORT_FEAT_POWER; + if (test_bit(wIndex, &ehci->port_c_suspend)) + status |= 1 << USB_PORT_FEAT_C_SUSPEND; #ifndef VERBOSE_DEBUG if (status & ~0xffff) /* only if wPortChange is interesting */ @@ -875,3 +877,13 @@ static void ehci_relinquish_port(struct usb_hcd *hcd, int portnum) set_owner(ehci, --portnum, PORT_OWNER); } +static int ehci_port_handed_over(struct usb_hcd *hcd, int portnum) +{ + struct ehci_hcd *ehci = hcd_to_ehci(hcd); + u32 __iomem *reg; + + if (ehci_is_TDI(ehci)) + return 0; + reg = &ehci->regs->port_status[portnum - 1]; + return ehci_readl(ehci, reg) & PORT_OWNER; +} |