diff options
Diffstat (limited to 'drivers/usb/host/ehci-hcd.c')
-rw-r--r-- | drivers/usb/host/ehci-hcd.c | 14 |
1 files changed, 8 insertions, 6 deletions
diff --git a/drivers/usb/host/ehci-hcd.c b/drivers/usb/host/ehci-hcd.c index 2dc15f3ad143..7bee1638dfd7 100644 --- a/drivers/usb/host/ehci-hcd.c +++ b/drivers/usb/host/ehci-hcd.c | |||
@@ -507,6 +507,7 @@ static int ehci_init(struct usb_hcd *hcd) | |||
507 | u32 temp; | 507 | u32 temp; |
508 | int retval; | 508 | int retval; |
509 | u32 hcc_params; | 509 | u32 hcc_params; |
510 | struct ehci_qh_hw *hw; | ||
510 | 511 | ||
511 | spin_lock_init(&ehci->lock); | 512 | spin_lock_init(&ehci->lock); |
512 | 513 | ||
@@ -550,12 +551,13 @@ static int ehci_init(struct usb_hcd *hcd) | |||
550 | * from automatically advancing to the next td after short reads. | 551 | * from automatically advancing to the next td after short reads. |
551 | */ | 552 | */ |
552 | ehci->async->qh_next.qh = NULL; | 553 | ehci->async->qh_next.qh = NULL; |
553 | ehci->async->hw_next = QH_NEXT(ehci, ehci->async->qh_dma); | 554 | hw = ehci->async->hw; |
554 | ehci->async->hw_info1 = cpu_to_hc32(ehci, QH_HEAD); | 555 | hw->hw_next = QH_NEXT(ehci, ehci->async->qh_dma); |
555 | ehci->async->hw_token = cpu_to_hc32(ehci, QTD_STS_HALT); | 556 | hw->hw_info1 = cpu_to_hc32(ehci, QH_HEAD); |
556 | ehci->async->hw_qtd_next = EHCI_LIST_END(ehci); | 557 | hw->hw_token = cpu_to_hc32(ehci, QTD_STS_HALT); |
558 | hw->hw_qtd_next = EHCI_LIST_END(ehci); | ||
557 | ehci->async->qh_state = QH_STATE_LINKED; | 559 | ehci->async->qh_state = QH_STATE_LINKED; |
558 | ehci->async->hw_alt_next = QTD_NEXT(ehci, ehci->async->dummy->qtd_dma); | 560 | hw->hw_alt_next = QTD_NEXT(ehci, ehci->async->dummy->qtd_dma); |
559 | 561 | ||
560 | /* clear interrupt enables, set irq latency */ | 562 | /* clear interrupt enables, set irq latency */ |
561 | if (log2_irq_thresh < 0 || log2_irq_thresh > 6) | 563 | if (log2_irq_thresh < 0 || log2_irq_thresh > 6) |
@@ -985,7 +987,7 @@ rescan: | |||
985 | /* endpoints can be iso streams. for now, we don't | 987 | /* endpoints can be iso streams. for now, we don't |
986 | * accelerate iso completions ... so spin a while. | 988 | * accelerate iso completions ... so spin a while. |
987 | */ | 989 | */ |
988 | if (qh->hw_info1 == 0) { | 990 | if (qh->hw->hw_info1 == 0) { |
989 | ehci_vdbg (ehci, "iso delay\n"); | 991 | ehci_vdbg (ehci, "iso delay\n"); |
990 | goto idle_timeout; | 992 | goto idle_timeout; |
991 | } | 993 | } |