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usb: xhci: kill a conditional when toggling cycle
Perform an unconditional toggle of the cycle bit with 'xor'. Signed-off-by: Dan Williams <dan.j.williams@intel.com> Signed-off-by: Sarah Sharp <sarah.a.sharp@linux.intel.com>
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1 changed files with 1 additions and 1 deletions
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@ -178,7 +178,7 @@ static void inc_deq(struct xhci_hcd *xhci, struct xhci_ring *ring)
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if (ring->type == TYPE_EVENT &&
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if (ring->type == TYPE_EVENT &&
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last_trb_on_last_seg(xhci, ring,
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last_trb_on_last_seg(xhci, ring,
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ring->deq_seg, ring->dequeue)) {
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ring->deq_seg, ring->dequeue)) {
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ring->cycle_state = (ring->cycle_state ? 0 : 1);
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ring->cycle_state ^= 1;
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}
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}
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ring->deq_seg = ring->deq_seg->next;
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ring->deq_seg = ring->deq_seg->next;
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ring->dequeue = ring->deq_seg->trbs;
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ring->dequeue = ring->deq_seg->trbs;
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