Lines Matching defs:dummy
108 /* if it weren't for a common silicon quirk (writing the dummy into the qh
291 struct ehci_qtd *last, *end = qh->dummy;
397 /* magic dummy for some short reads; qh won't advance.
398 * that silicon quirk can kick in with this dummy too.
529 * overlaying the dummy qtd (which reduces DMA chatter).
664 * short reads advance to a "magic" dummy instead of the next
1054 /* just one way to queue requests: swap with the dummy qtd.
1058 struct ehci_qtd *dummy;
1062 /* to avoid racing the HC, use the dummy td instead of
1063 * the first td of our list (becomes new dummy). both
1065 * HC is allowed to fetch the old dummy (4.10.2).
1070 dummy = qh->dummy;
1072 dma = dummy->qtd_dma;
1073 *dummy = *qtd;
1074 dummy->qtd_dma = dma;
1077 list_add (&dummy->qtd_list, qtd_list);
1081 qh->dummy = qtd;
1083 /* hc must see the new dummy at list end */
1091 dummy->hw_token = token;