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Searched refs:trbs (Results 1 – 13 of 13) 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()
828 if (xdbc.evt_ring.dequeue == &xdbc.evt_seg.trbs[TRBS_PER_SEGMENT]) { in xdbc_handle_events()
829 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-gadget.c545 event = segment->trbs; in cdnsp_invalidate_ep_events()
627 event = event_deq_seg->trbs; in cdnsp_wait_for_cmd_compl()
1422 memset(seg->trbs, 0, in cdnsp_clear_cmd_ring()
1466 event = event_deq_seg->trbs; in cdnsp_consume_all_events()
2150 memset(pdev->event_ring->first_seg->trbs, 0, in cdnsp_gadget_resume()
H A Dcdnsp-gadget.h1181 union cdnsp_trb *trbs; member
/linux/drivers/usb/host/
H A Dxhci-dbgcap.c54 ring->first_seg->trbs, in dbc_ring_free()
281 ring->enqueue = ring->enq_seg->trbs; in xhci_dbc_queue_trb()
467 memset(seg->trbs, 0, TRB_SEGMENT_SIZE); in xhci_dbc_ring_init()
471 union xhci_trb *trb = &seg->trbs[TRBS_PER_SEGMENT - 1]; in xhci_dbc_ring_init()
520 seg->trbs = dma_alloc_coherent(dev, TRB_SEGMENT_SIZE, &dma, flags); in xhci_dbc_ring_alloc()
521 if (!seg->trbs) in xhci_dbc_ring_alloc()
914 if (ring->dequeue == &ring->deq_seg->trbs[TRBS_PER_SEGMENT - 1]) { in inc_evt_deq()
916 ring->dequeue = ring->deq_seg->trbs; in inc_evt_deq()
H A Dxhci-mem.c43 seg->trbs = dma_pool_zalloc(xhci->segment_pool, flags, &dma); in xhci_segment_alloc()
44 if (!seg->trbs) { in xhci_segment_alloc()
53 dma_pool_free(xhci->segment_pool, seg->trbs, dma); in xhci_segment_alloc()
67 if (seg->trbs) { in xhci_segment_free()
68 dma_pool_free(xhci->segment_pool, seg->trbs, seg->dma); in xhci_segment_free()
69 seg->trbs = NULL; in xhci_segment_free()
105 trb = &seg->trbs[TRBS_PER_SEGMENT - 1]; in xhci_set_link_trb()
130 ring->last_seg->trbs[TRBS_PER_SEGMENT - 1].link.control |= cpu_to_le32(LINK_TOGGLE); in xhci_initialize_ring_segments()
156 seg->trbs[i].link.control |= cpu_to_le32(TRB_CYCLE); in xhci_link_rings()
171 dst->last_seg->trbs[TRBS_PER_SEGMENT-1].link.control in xhci_link_rings()
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H A Dxhci-ring.c78 if (!seg || !trb || trb < seg->trbs) in xhci_trb_virt_to_dma()
81 segment_offset = trb - seg->trbs; in xhci_trb_virt_to_dma()
97 return &seg->trbs[(dma - seg->dma) / sizeof(union xhci_trb)]; in xhci_dma_to_trb()
116 return trb == &seg->trbs[TRBS_PER_SEGMENT - 1]; in last_trb_on_seg()
167 return seg->num * TRBS_PER_SEGMENT + (trb - seg->trbs); in trb_to_pos()
179 *trb = ((*seg)->trbs); in next_trb()
201 ring->dequeue = ring->deq_seg->trbs; in inc_deq()
218 ring->dequeue = ring->deq_seg->trbs; in inc_deq()
263 ring->enqueue = ring->enq_seg->trbs; in inc_enq_past_link()
356 enq = enq_seg->trbs; in xhci_num_trbs_free()
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H A Dxhci-sideband.c51 dma_get_sgtable(dev, sgt, seg->trbs, seg->dma, in xhci_ring_to_sgtable()