diff options
| author | Sarah Sharp <sarah.a.sharp@linux.intel.com> | 2009-09-04 21:53:19 +0400 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@suse.de> | 2009-09-23 17:46:40 +0400 |
| commit | 07b6de102843b717ecd962cf35ec4ad9b1fbed9d (patch) | |
| tree | e95849597a5affd6682e1e48c813bc645912f67a /drivers/usb/host/xhci-mem.c | |
| parent | 4a0cd9670f22c308bc5936ee9734d8ee3f1baa52 (diff) | |
| download | linux-07b6de102843b717ecd962cf35ec4ad9b1fbed9d.tar.xz | |
USB: xhci: Set multi-TT field for LS/FS devices under hubs.
When setting up a slot context for an address device command, set the
multi-TT field if this is a low or full speed device under a HS hub with
multiple transaction translators.
Signed-off-by: Sarah Sharp <sarah.a.sharp@linux.intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'drivers/usb/host/xhci-mem.c')
| -rw-r--r-- | drivers/usb/host/xhci-mem.c | 6 |
1 files changed, 2 insertions, 4 deletions
diff --git a/drivers/usb/host/xhci-mem.c b/drivers/usb/host/xhci-mem.c index e046f0f6ee6a..1db4fea8c170 100644 --- a/drivers/usb/host/xhci-mem.c +++ b/drivers/usb/host/xhci-mem.c @@ -390,14 +390,12 @@ int xhci_setup_addressable_virt_dev(struct xhci_hcd *xhci, struct usb_device *ud xhci_dbg(xhci, "Set root hub portnum to %d\n", top_dev->portnum); /* Is this a LS/FS device under a HS hub? */ - /* - * FIXME: I don't think this is right, where does the TT info for the - * roothub or parent hub come from? - */ if ((udev->speed == USB_SPEED_LOW || udev->speed == USB_SPEED_FULL) && udev->tt) { slot_ctx->tt_info = udev->tt->hub->slot_id; slot_ctx->tt_info |= udev->ttport << 8; + if (udev->tt->multi) + slot_ctx->dev_info |= DEV_MTT; } xhci_dbg(xhci, "udev->tt = %p\n", udev->tt); xhci_dbg(xhci, "udev->ttport = 0x%x\n", udev->ttport); |