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usb-xhci: event trbs does not need link trb 

Signed-off-by: Nikunj A Dadhania <nikunj@linux.vnet.ibm.com>
Signed-off-by: Alexey Kardashevskiy <aik@ozlabs.ru>
This commit is contained in:
Nikunj A Dadhania 2015-09-18 14:16:56 +05:30 committed by Alexey Kardashevskiy
parent f591c5d7a2
commit 41c2c5df4f
1 changed files with 6 additions and 4 deletions
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10
lib/libusb/usb-xhci.c
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@ -388,10 +388,12 @@ static void xhci_init_seg(struct xhci_seg *seg, uint32_t size, uint32_t type)
seg->deq = (uint64_t)seg->trbs;
memset((void *)seg->trbs, 0, size);
link =(struct xhci_link_trb *) (seg->trbs + seg->size - 1);
link->addr = cpu_to_le64(seg->trbs_dma);
link->field2 = 0;
link->field3 = cpu_to_le32(0x1 | TRB_CMD_TYPE(TRB_LINK));
if (type != TYPE_EVENT) {
link =(struct xhci_link_trb *) (seg->trbs + seg->size - 1);
link->addr = cpu_to_le64(seg->trbs_dma);
link->field2 = 0;
link->field3 = cpu_to_le32(0x1 | TRB_CMD_TYPE(TRB_LINK));
}
return;
}