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Searched refs:trbs (Results 1 – 14 of 14) sorted by relevance

/linux/drivers/usb/gadget/udc/cdns2/
H A Dcdns2-ep0.c48 ring->trbs[0].buffer = cpu_to_le32(TRB_BUFFER(dma_addr)); in cdns2_ep0_enqueue()
49 ring->trbs[0].length = cpu_to_le32(TRB_LEN(length)); in cdns2_ep0_enqueue()
52 ring->trbs[0].control = cpu_to_le32(TRB_CYCLE | in cdns2_ep0_enqueue()
54 ring->trbs[1].buffer = cpu_to_le32(TRB_BUFFER(dma_addr)); in cdns2_ep0_enqueue()
55 ring->trbs[1].length = cpu_to_le32(TRB_LEN(0)); in cdns2_ep0_enqueue()
56 ring->trbs[1].control = cpu_to_le32(TRB_CYCLE | TRB_IOC | in cdns2_ep0_enqueue()
59 ring->trbs[0].control = cpu_to_le32(TRB_CYCLE | TRB_IOC | in cdns2_ep0_enqueue()
61 ring->trbs[1].control = 0; in cdns2_ep0_enqueue()
64 trace_cdns2_queue_trb(pep, ring->trbs); in cdns2_ep0_enqueue()
466 trace_cdns2_complete_trb(pep, pep->ring.trbs); in cdns2_transfer_completed()
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H A Dcdns2-debug.h99 struct cdns2_trb *trbs, in cdns2_raw_ring() argument
110 trb = &trbs[ring->dequeue]; in cdns2_raw_ring()
116 trb = &trbs[ring->enqueue]; in cdns2_raw_ring()
134 trb = &trbs[i]; in cdns2_raw_ring()
H A Dcdns2-gadget.c103 u32 offset = (char *)trb - (char *)pep->ring.trbs; in cdns2_trb_virt_to_dma()
113 if (pep->ring.trbs) { in cdns2_free_tr_segment()
114 dma_pool_free(pdev->eps_dma_pool, ring->trbs, ring->dma); in cdns2_free_tr_segment()
128 if (!ring->trbs) { in cdns2_alloc_tr_segment()
129 ring->trbs = dma_pool_alloc(pdev->eps_dma_pool, in cdns2_alloc_tr_segment()
132 if (!ring->trbs) in cdns2_alloc_tr_segment()
136 memset(ring->trbs, 0, TR_SEG_SIZE); in cdns2_alloc_tr_segment()
142 link_trb = (ring->trbs + (TRBS_PER_SEGMENT - 1)); in cdns2_alloc_tr_segment()
231 if (trb == (pep->ring.trbs + (TRBS_PER_SEGMENT - 1))) in cdns2_next_trb()
232 return pep->ring.trbs; in cdns2_next_trb()
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H A Dcdns2-gadget.h516 struct cdns2_trb *trbs; member
/linux/drivers/usb/early/
H A Dxhci-dbc.c179 seg->trbs = xdbc_get_page(&seg->dma); in xdbc_alloc_ring()
180 if (!seg->trbs) in xdbc_alloc_ring()
204 memset(seg->trbs, 0, PAGE_SIZE); in xdbc_reset_ring()
206 ring->enqueue = seg->trbs; in xdbc_reset_ring()
207 ring->dequeue = seg->trbs; in xdbc_reset_ring()
211 link_trb = &seg->trbs[XDBC_TRBS_PER_SEGMENT - 1]; in xdbc_reset_ring()
401 if (ring->enqueue >= &ring->segment->trbs[TRBS_PER_SEGMENT - 1]) { in xdbc_queue_trb()
408 ring->enqueue = ring->segment->trbs; in xdbc_queue_trb()
824 if (xdbc.evt_ring.dequeue == &xdbc.evt_seg.trbs[TRBS_PER_SEGMENT]) { in xdbc_handle_events()
825 xdbc.evt_ring.dequeue = xdbc.evt_seg.trbs; in xdbc_handle_events()
H A Dxhci-dbc.h110 struct xdbc_trb *trbs; member
/linux/drivers/usb/cdns3/
H A Dcdnsp-mem.c42 seg->trbs = dma_pool_zalloc(pdev->segment_pool, flags, &dma); in cdnsp_segment_alloc()
43 if (!seg->trbs) { in cdnsp_segment_alloc()
57 seg->trbs[i].link.control |= cpu_to_le32(TRB_CYCLE); in cdnsp_segment_alloc()
65 dma_pool_free(pdev->segment_pool, seg->trbs, dma); in cdnsp_segment_alloc()
74 if (seg->trbs) in cdnsp_segment_free()
75 dma_pool_free(pdev->segment_pool, seg->trbs, seg->dma); in cdnsp_segment_free()
118 link = &prev->trbs[TRBS_PER_SEGMENT - 1].link; in cdnsp_link_segments()
154 ring->last_seg->trbs[TRBS_PER_SEGMENT - 1].link.control &= in cdnsp_link_rings()
156 last->trbs[TRBS_PER_SEGMENT - 1].link.control |= in cdnsp_link_rings()
299 ring->enqueue = ring->first_seg->trbs; in cdnsp_initialize_ring_info()
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H A Dcdnsp-ring.c74 unsigned long segment_offset = trb - seg->trbs; in cdnsp_trb_virt_to_dma()
76 if (trb < seg->trbs || segment_offset >= TRBS_PER_SEGMENT) in cdnsp_trb_virt_to_dma()
94 return trb == &seg->trbs[TRBS_PER_SEGMENT - 1]; in cdnsp_last_trb_on_seg()
136 *trb = ((*seg)->trbs); in cdnsp_next_trb()
159 ring->dequeue = ring->deq_seg->trbs; in cdnsp_inc_deq()
170 ring->dequeue = ring->deq_seg->trbs; in cdnsp_inc_deq()
225 ring->enqueue = ring->enq_seg->trbs; in cdnsp_inc_enq()
246 num_trbs_in_deq_seg = ring->dequeue - ring->deq_seg->trbs; in cdnsp_room_on_ring()
550 temp_trb = &cur_seg->trbs[TRBS_PER_SEGMENT - 1]; in cdnsp_trb_in_td()
591 start_dma = cdnsp_trb_virt_to_dma(cur_seg, &cur_seg->trbs[0]); in cdnsp_trb_in_td()
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H A Dcdnsp-gadget.c516 event = segment->trbs; in cdnsp_invalidate_ep_events()
582 event = event_deq_seg->trbs; in cdnsp_wait_for_cmd_compl()
1372 memset(seg->trbs, 0, in cdnsp_clear_cmd_ring()
1416 event = event_deq_seg->trbs; in cdnsp_consume_all_events()
H A Dcdnsp-gadget.h1168 union cdnsp_trb *trbs; member
/linux/drivers/usb/host/
H A Dxhci-ring.c76 if (!seg || !trb || trb < seg->trbs) in xhci_trb_virt_to_dma()
79 segment_offset = trb - seg->trbs; in xhci_trb_virt_to_dma()
97 return trb == &seg->trbs[TRBS_PER_SEGMENT - 1]; in last_trb_on_seg()
155 *trb = ((*seg)->trbs); in next_trb()
177 ring->dequeue = ring->deq_seg->trbs; in inc_deq()
194 ring->dequeue = ring->deq_seg->trbs; in inc_deq()
268 ring->enqueue = ring->enq_seg->trbs; in inc_enq()
297 enq = enq_seg->trbs; in xhci_num_trbs_free()
307 last_on_seg = &enq_seg->trbs[TRBS_PER_SEGMENT - 1]; in xhci_num_trbs_free()
310 enq = enq_seg->trbs; in xhci_num_trbs_free()
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H A Dxhci-mem.c42 seg->trbs = dma_pool_zalloc(xhci->segment_pool, flags, &dma); in xhci_segment_alloc()
43 if (!seg->trbs) { in xhci_segment_alloc()
52 dma_pool_free(xhci->segment_pool, seg->trbs, dma); in xhci_segment_alloc()
66 if (seg->trbs) { in xhci_segment_free()
67 dma_pool_free(xhci->segment_pool, seg->trbs, seg->dma); in xhci_segment_free()
68 seg->trbs = NULL; in xhci_segment_free()
104 trb = &seg->trbs[TRBS_PER_SEGMENT - 1]; in xhci_set_link_trb()
129 ring->last_seg->trbs[TRBS_PER_SEGMENT - 1].link.control |= cpu_to_le32(LINK_TOGGLE); in xhci_initialize_ring_segments()
148 seg->trbs[i].link.control |= cpu_to_le32(TRB_CYCLE); in xhci_link_rings()
163 dst->last_seg->trbs[TRBS_PER_SEGMENT-1].link.control in xhci_link_rings()
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H A Dxhci.h1275 union xhci_trb *trbs; member
H A Dxhci.c785 memset(seg->trbs, 0, sizeof(union xhci_trb) * (TRBS_PER_SEGMENT - 1)); in xhci_clear_command_ring()
787 seg->trbs[TRBS_PER_SEGMENT - 1].link.control &= cpu_to_le32(~TRB_CYCLE); in xhci_clear_command_ring()