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authorLinus Torvalds <torvalds@linux-foundation.org>2009-12-01 10:41:05 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2009-12-01 10:41:05 -0800
commite272a186435e747b25b01afb38d172853219fbda (patch)
treee7344dd9370bdf2e76a92f235ebc80792f77c620 /drivers/usb/host/ehci-pci.c
parente8ed34ced175f2670f86c0bebc41af1628952b92 (diff)
parent0ec8648379334f1e127ebd5e57a625890f116824 (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: Add support for Mobilcom Debitel USB UMTS Surf-Stick to option driver USB: work around for EHCI with quirky periodic schedules USB: musb: Fix CPPI IRQs not being signaled USB: musb: respect usb_request->zero in control requests USB: musb: fix ISOC Tx programming for CPPI DMAs USB: musb: Remove unwanted message in boot log usb: amd5536udc: fixed shared interrupt bug and warning oops USB: ftdi_sio: Keep going when write errors are encountered. USB: musb_gadget: fix STALL handling USB: EHCI: don't send Clear-TT-Buffer following a STALL
Diffstat (limited to 'drivers/usb/host/ehci-pci.c')
-rw-r--r--drivers/usb/host/ehci-pci.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/usb/host/ehci-pci.c b/drivers/usb/host/ehci-pci.c
index 378861b9d79a..ead5f4f2aa5a 100644
--- a/drivers/usb/host/ehci-pci.c
+++ b/drivers/usb/host/ehci-pci.c
@@ -111,6 +111,10 @@ static int ehci_pci_setup(struct usb_hcd *hcd)
switch (pdev->vendor) {
case PCI_VENDOR_ID_INTEL:
ehci->need_io_watchdog = 0;
+ if (pdev->device == 0x27cc) {
+ ehci->broken_periodic = 1;
+ ehci_info(ehci, "using broken periodic workaround\n");
+ }
break;
case PCI_VENDOR_ID_TDI:
if (pdev->device == PCI_DEVICE_ID_TDI_EHCI) {