From 0c6de8853b2571251fdefe34598e0c344fe1372b Mon Sep 17 00:00:00 2001 From: Masahiro Yamada Date: Mon, 17 Nov 2014 17:54:14 +0900 Subject: usb: ehci: do not set the LSB of Current qTD pointer According to EHCI specification, the LSB of DWORD 3 of Queue Head (Current qTD Pointer) is not T-bit, but always zero. Signed-off-by: Masahiro Yamada diff --git a/drivers/usb/host/ehci-hcd.c b/drivers/usb/host/ehci-hcd.c index c671c72..54e948a 100644 --- a/drivers/usb/host/ehci-hcd.c +++ b/drivers/usb/host/ehci-hcd.c @@ -971,7 +971,6 @@ int usb_lowlevel_init(int index, enum usb_init_type init, void **controller) qh_list->qh_link = cpu_to_hc32((uint32_t)qh_list | QH_LINK_TYPE_QH); qh_list->qh_endpt1 = cpu_to_hc32(QH_ENDPT1_H(1) | QH_ENDPT1_EPS(USB_SPEED_HIGH)); - qh_list->qh_curtd = cpu_to_hc32(QT_NEXT_TERMINATE); qh_list->qh_overlay.qt_next = cpu_to_hc32(QT_NEXT_TERMINATE); qh_list->qh_overlay.qt_altnext = cpu_to_hc32(QT_NEXT_TERMINATE); qh_list->qh_overlay.qt_token = -- cgit v0.10.2