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| author | Nikunj A Dadhania <nikunj@linux.vnet.ibm.com> | 2015-09-18 14:16:56 +0530 |
|---|---|---|
| committer | Alexey Kardashevskiy <aik@ozlabs.ru> | 2015-10-06 12:50:23 +1100 |
| commit | 41c2c5df4f582f2ffab0d5cfe34264f7eb9d0962 (patch) | |
| tree | f9da234cb0e86e8b891bf5e2d4abf011d660c2b8 /lib/libusb/usb-xhci.c | |
| parent | f591c5d7a2bc7b1613357595d203a7fd1759c4e8 (diff) | |
| download | SLOF-41c2c5df4f582f2ffab0d5cfe34264f7eb9d0962.zip SLOF-41c2c5df4f582f2ffab0d5cfe34264f7eb9d0962.tar.gz SLOF-41c2c5df4f582f2ffab0d5cfe34264f7eb9d0962.tar.bz2 | |
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>
Diffstat (limited to 'lib/libusb/usb-xhci.c')
| -rw-r--r-- | lib/libusb/usb-xhci.c | 10 |
1 files changed, 6 insertions, 4 deletions
diff --git a/lib/libusb/usb-xhci.c b/lib/libusb/usb-xhci.c index 0c3d6e4..aa8a066 100644 --- a/lib/libusb/usb-xhci.c +++ b/lib/libusb/usb-xhci.c @@ -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; } |