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Searched refs:rdma (Results 1 – 25 of 110) sorted by relevance

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/linux-6.6.21/net/9p/
Dtrans_rdma.c152 struct p9_trans_rdma *rdma = clnt->trans; in p9_rdma_show_options() local
154 if (rdma->port != P9_PORT) in p9_rdma_show_options()
155 seq_printf(m, ",port=%u", rdma->port); in p9_rdma_show_options()
156 if (rdma->sq_depth != P9_RDMA_SQ_DEPTH) in p9_rdma_show_options()
157 seq_printf(m, ",sq=%u", rdma->sq_depth); in p9_rdma_show_options()
158 if (rdma->rq_depth != P9_RDMA_RQ_DEPTH) in p9_rdma_show_options()
159 seq_printf(m, ",rq=%u", rdma->rq_depth); in p9_rdma_show_options()
160 if (rdma->timeout != P9_RDMA_TIMEOUT) in p9_rdma_show_options()
161 seq_printf(m, ",timeout=%lu", rdma->timeout); in p9_rdma_show_options()
162 if (rdma->privport) in p9_rdma_show_options()
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/linux-6.6.21/drivers/gpu/drm/mediatek/
Dmtk_disp_rdma.c52 #define RDMA_FIFO_SIZE(rdma) ((rdma)->data->fifo_size) argument
109 struct mtk_disp_rdma *rdma = dev_get_drvdata(dev); in rdma_update_bits() local
110 unsigned int tmp = readl(rdma->regs + reg); in rdma_update_bits()
113 writel(tmp, rdma->regs + reg); in rdma_update_bits()
120 struct mtk_disp_rdma *rdma = dev_get_drvdata(dev); in mtk_rdma_register_vblank_cb() local
122 rdma->vblank_cb = vblank_cb; in mtk_rdma_register_vblank_cb()
123 rdma->vblank_cb_data = vblank_cb_data; in mtk_rdma_register_vblank_cb()
128 struct mtk_disp_rdma *rdma = dev_get_drvdata(dev); in mtk_rdma_unregister_vblank_cb() local
130 rdma->vblank_cb = NULL; in mtk_rdma_unregister_vblank_cb()
131 rdma->vblank_cb_data = NULL; in mtk_rdma_unregister_vblank_cb()
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/linux-6.6.21/net/sunrpc/xprtrdma/
Dsvc_rdma_sendto.c116 static void svc_rdma_send_cid_init(struct svcxprt_rdma *rdma, in svc_rdma_send_cid_init() argument
119 cid->ci_queue_id = rdma->sc_sq_cq->res.id; in svc_rdma_send_cid_init()
120 cid->ci_completion_id = atomic_inc_return(&rdma->sc_completion_ids); in svc_rdma_send_cid_init()
124 svc_rdma_send_ctxt_alloc(struct svcxprt_rdma *rdma) in svc_rdma_send_ctxt_alloc() argument
126 int node = ibdev_to_node(rdma->sc_cm_id->device); in svc_rdma_send_ctxt_alloc()
132 ctxt = kmalloc_node(struct_size(ctxt, sc_sges, rdma->sc_max_send_sges), in svc_rdma_send_ctxt_alloc()
136 buffer = kmalloc_node(rdma->sc_max_req_size, GFP_KERNEL, node); in svc_rdma_send_ctxt_alloc()
139 addr = ib_dma_map_single(rdma->sc_pd->device, buffer, in svc_rdma_send_ctxt_alloc()
140 rdma->sc_max_req_size, DMA_TO_DEVICE); in svc_rdma_send_ctxt_alloc()
141 if (ib_dma_mapping_error(rdma->sc_pd->device, addr)) in svc_rdma_send_ctxt_alloc()
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Dsvc_rdma_recvfrom.c118 static void svc_rdma_recv_cid_init(struct svcxprt_rdma *rdma, in svc_rdma_recv_cid_init() argument
121 cid->ci_queue_id = rdma->sc_rq_cq->res.id; in svc_rdma_recv_cid_init()
122 cid->ci_completion_id = atomic_inc_return(&rdma->sc_completion_ids); in svc_rdma_recv_cid_init()
126 svc_rdma_recv_ctxt_alloc(struct svcxprt_rdma *rdma) in svc_rdma_recv_ctxt_alloc() argument
128 int node = ibdev_to_node(rdma->sc_cm_id->device); in svc_rdma_recv_ctxt_alloc()
136 buffer = kmalloc_node(rdma->sc_max_req_size, GFP_KERNEL, node); in svc_rdma_recv_ctxt_alloc()
139 addr = ib_dma_map_single(rdma->sc_pd->device, buffer, in svc_rdma_recv_ctxt_alloc()
140 rdma->sc_max_req_size, DMA_FROM_DEVICE); in svc_rdma_recv_ctxt_alloc()
141 if (ib_dma_mapping_error(rdma->sc_pd->device, addr)) in svc_rdma_recv_ctxt_alloc()
144 svc_rdma_recv_cid_init(rdma, &ctxt->rc_cid); in svc_rdma_recv_ctxt_alloc()
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Dsvc_rdma_rw.c54 svc_rdma_get_rw_ctxt(struct svcxprt_rdma *rdma, unsigned int sges) in svc_rdma_get_rw_ctxt() argument
59 spin_lock(&rdma->sc_rw_ctxt_lock); in svc_rdma_get_rw_ctxt()
60 node = llist_del_first(&rdma->sc_rw_ctxts); in svc_rdma_get_rw_ctxt()
61 spin_unlock(&rdma->sc_rw_ctxt_lock); in svc_rdma_get_rw_ctxt()
66 GFP_KERNEL, ibdev_to_node(rdma->sc_cm_id->device)); in svc_rdma_get_rw_ctxt()
83 trace_svcrdma_no_rwctx_err(rdma, sges); in svc_rdma_get_rw_ctxt()
94 static void svc_rdma_put_rw_ctxt(struct svcxprt_rdma *rdma, in svc_rdma_put_rw_ctxt() argument
97 __svc_rdma_put_rw_ctxt(ctxt, &rdma->sc_rw_ctxts); in svc_rdma_put_rw_ctxt()
105 void svc_rdma_destroy_rw_ctxts(struct svcxprt_rdma *rdma) in svc_rdma_destroy_rw_ctxts() argument
110 while ((node = llist_del_first(&rdma->sc_rw_ctxts)) != NULL) { in svc_rdma_destroy_rw_ctxts()
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Dsvc_rdma_transport.c272 struct svcxprt_rdma *rdma = cma_id->context; in svc_rdma_cma_handler() local
273 struct svc_xprt *xprt = &rdma->sc_xprt; in svc_rdma_cma_handler()
277 clear_bit(RDMAXPRT_CONN_PENDING, &rdma->sc_flags); in svc_rdma_cma_handler()
536 struct svcxprt_rdma *rdma = in svc_rdma_detach() local
539 rdma_disconnect(rdma->sc_cm_id); in svc_rdma_detach()
544 struct svcxprt_rdma *rdma = in __svc_rdma_free() local
548 if (rdma->sc_qp && !IS_ERR(rdma->sc_qp)) in __svc_rdma_free()
549 ib_drain_qp(rdma->sc_qp); in __svc_rdma_free()
551 svc_rdma_flush_recv_queues(rdma); in __svc_rdma_free()
553 svc_rdma_destroy_rw_ctxts(rdma); in __svc_rdma_free()
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Dsvc_rdma_backchannel.c75 static int svc_rdma_bc_sendto(struct svcxprt_rdma *rdma, in svc_rdma_bc_sendto() argument
82 rctxt = svc_rdma_recv_ctxt_get(rdma); in svc_rdma_bc_sendto()
86 ret = svc_rdma_map_reply_msg(rdma, sctxt, rctxt, &rqst->rq_snd_buf); in svc_rdma_bc_sendto()
87 svc_rdma_recv_ctxt_put(rdma, rctxt); in svc_rdma_bc_sendto()
96 return svc_rdma_send(rdma, sctxt); in svc_rdma_bc_sendto()
139 rpcrdma_bc_send_request(struct svcxprt_rdma *rdma, struct rpc_rqst *rqst) in rpcrdma_bc_send_request() argument
147 ctxt = svc_rdma_send_ctxt_get(rdma); in rpcrdma_bc_send_request()
163 rc = svc_rdma_bc_sendto(rdma, rqst, ctxt); in rpcrdma_bc_send_request()
169 svc_rdma_send_ctxt_put(rdma, ctxt); in rpcrdma_bc_send_request()
186 struct svcxprt_rdma *rdma = in xprt_rdma_bc_send_request() local
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/linux-6.6.21/drivers/gpu/drm/meson/
Dmeson_rdma.c26 if (!priv->rdma.addr) { in meson_rdma_init()
28 priv->rdma.addr = in meson_rdma_init()
30 &priv->rdma.addr_dma, in meson_rdma_init()
32 if (!priv->rdma.addr) in meson_rdma_init()
36 priv->rdma.offset = 0; in meson_rdma_init()
50 if (!priv->rdma.addr && !priv->rdma.addr_dma) in meson_rdma_free()
56 priv->rdma.addr, priv->rdma.addr_dma); in meson_rdma_free()
58 priv->rdma.addr = NULL; in meson_rdma_free()
59 priv->rdma.addr_dma = (dma_addr_t)0; in meson_rdma_free()
88 priv->rdma.offset = 0; in meson_rdma_reset()
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/linux-6.6.21/include/linux/sunrpc/
Dsvc_rdma.h171 extern void svc_rdma_recv_ctxts_destroy(struct svcxprt_rdma *rdma);
172 extern bool svc_rdma_post_recvs(struct svcxprt_rdma *rdma);
174 svc_rdma_recv_ctxt_get(struct svcxprt_rdma *rdma);
175 extern void svc_rdma_recv_ctxt_put(struct svcxprt_rdma *rdma,
177 extern void svc_rdma_flush_recv_queues(struct svcxprt_rdma *rdma);
182 extern void svc_rdma_destroy_rw_ctxts(struct svcxprt_rdma *rdma);
183 extern int svc_rdma_send_write_chunk(struct svcxprt_rdma *rdma,
186 extern int svc_rdma_send_reply_chunk(struct svcxprt_rdma *rdma,
189 extern int svc_rdma_process_read_list(struct svcxprt_rdma *rdma,
194 extern void svc_rdma_send_ctxts_destroy(struct svcxprt_rdma *rdma);
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/linux-6.6.21/Documentation/devicetree/bindings/display/mediatek/
Dmediatek,rdma.yaml4 $id: http://devicetree.org/schemas/display/mediatek/mediatek,rdma.yaml#
27 - mediatek,mt2701-disp-rdma
28 - mediatek,mt8173-disp-rdma
29 - mediatek,mt8183-disp-rdma
30 - mediatek,mt8195-disp-rdma
33 - mediatek,mt8188-disp-rdma
34 - const: mediatek,mt8195-disp-rdma
37 - mediatek,mt7623-disp-rdma
38 - mediatek,mt2712-disp-rdma
39 - const: mediatek,mt2701-disp-rdma
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Dmediatek,mdp-rdma.yaml4 $id: http://devicetree.org/schemas/display/mediatek/mediatek,mdp-rdma.yaml#
24 const: mediatek,mt8195-vdo1-rdma
79 rdma@1c104000 {
80 compatible = "mediatek,mt8195-vdo1-rdma";
/linux-6.6.21/Documentation/admin-guide/cgroup-v1/
Drdma.rst28 Currently user space applications can easily take away all the rdma verb
31 rdma resources. This can lead to service unavailability.
34 of processes can be limited. Through this controller different rdma
43 by rdma cgroup, which can be extended later if required.
52 of the child processes which shares the address space, rdma resources are
56 rdma resources. Linking resources around css also ensures that cgroups can be
60 Whenever RDMA resource charging occurs, owner rdma cgroup is returned to
61 the caller. Same rdma cgroup should be passed while uncharging the resource.
81 IB stack honors limits enforced by the rdma controller. When application
86 Following resources can be accounted by rdma controller.
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/linux-6.6.21/Documentation/ABI/stable/
Dsysfs-driver-ib_srp4 Contact: linux-rdma@vger.kernel.org
77 Contact: linux-rdma@vger.kernel.org
83 Contact: linux-rdma@vger.kernel.org
89 Contact: linux-rdma@vger.kernel.org
97 Contact: linux-rdma@vger.kernel.org
104 Contact: linux-rdma@vger.kernel.org
111 Contact: linux-rdma@vger.kernel.org
117 Contact: linux-rdma@vger.kernel.org
124 Contact: linux-rdma@vger.kernel.org
131 Contact: linux-rdma@vger.kernel.org
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Dsysfs-class-infiniband9 Contact: linux-rdma@vger.kernel.org
24 Contact: linux-rdma@vger.kernel.org
34 Contact: linux-rdma@vger.kernel.org
49 Contact: linux-rdma@vger.kernel.org
80 Contact: linux-rdma@vger.kernel.org
108 Contact: linux-rdma@vger.kernel.org
203 Contact: linux-rdma@vger.kernel.org
222 Contact: linux-rdma@vger.kernel.org
229 Contact: linux-rdma@vger.kernel.org
241 Contact: linux-rdma@vger.kernel.org
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Dsysfs-transport-srp4 Contact: linux-scsi@vger.kernel.org, linux-rdma@vger.kernel.org
11 Contact: linux-scsi@vger.kernel.org, linux-rdma@vger.kernel.org
20 Contact: linux-scsi@vger.kernel.org, linux-rdma@vger.kernel.org
36 Contact: linux-scsi@vger.kernel.org, linux-rdma@vger.kernel.org
50 Contact: linux-scsi@vger.kernel.org, linux-rdma@vger.kernel.org
/linux-6.6.21/include/trace/events/
Drpcrdma.h1487 const struct svcxprt_rdma *rdma,
1491 TP_ARGS(rdma, status),
1495 __string(addr, rdma->sc_xprt.xpt_remotebuf)
1500 __assign_str(addr, rdma->sc_xprt.xpt_remotebuf);
1511 const struct svcxprt_rdma *rdma, \
1514 TP_ARGS(rdma, status))
1786 const struct svcxprt_rdma *rdma,
1791 TP_ARGS(rdma, dma_addr, length),
1796 __string(device, rdma->sc_cm_id->device->name)
1797 __string(addr, rdma->sc_xprt.xpt_remotebuf)
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/linux-6.6.21/drivers/net/ethernet/seeq/
Dsgiseeq.c69 volatile struct hpc_dma_desc rdma; member
213 sp->rx_desc[i].rdma.pbuf = dma_addr; in seeq_init_ring()
215 sp->rx_desc[i].rdma.cntinfo = RCNTINFO_INIT; in seeq_init_ring()
218 sp->rx_desc[i - 1].rdma.cntinfo |= HPCDMA_EOR; in seeq_init_ring()
263 i, (&r[i]), r[i].rdma.pbuf, r[i].rdma.cntinfo, in sgiseeq_dump_rings()
264 r[i].rdma.pnext); in sgiseeq_dump_rings()
267 i, (&r[i]), r[i].rdma.pbuf, r[i].rdma.cntinfo, in sgiseeq_dump_rings()
268 r[i].rdma.pnext); in sgiseeq_dump_rings()
355 while (!(rd->rdma.cntinfo & HPCDMA_OWN)) { in sgiseeq_rx()
356 len = PKT_BUF_SZ - (rd->rdma.cntinfo & HPCDMA_BCNT) - 3; in sgiseeq_rx()
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/linux-6.6.21/Documentation/devicetree/bindings/media/
Dmediatek-mdp.txt12 "mediatek,mt8173-mdp-rdma" - read DMA
24 "mediatek,mt8173-mdp-rdma"
32 mdp_rdma0: rdma@14001000 {
33 compatible = "mediatek,mt8173-mdp-rdma";
43 mdp_rdma1: rdma@14002000 {
44 compatible = "mediatek,mt8173-mdp-rdma";
/linux-6.6.21/drivers/infiniband/ulp/rtrs/
Drtrs-clt-stats.c35 this_cpu_inc(stats->pcpu_stats->rdma.failover_cnt); in rtrs_clt_inc_failover_cnt()
90 r = &per_cpu_ptr(stats->pcpu_stats, cpu)->rdma; in rtrs_clt_stats_rdma_to_str()
120 memset(&s->rdma, 0, sizeof(s->rdma)); in rtrs_clt_reset_rdma_stats()
168 this_cpu_inc(stats->pcpu_stats->rdma.dir[d].cnt); in rtrs_clt_update_rdma_stats()
169 this_cpu_add(stats->pcpu_stats->rdma.dir[d].size_total, size); in rtrs_clt_update_rdma_stats()
/linux-6.6.21/drivers/net/ethernet/chelsio/cxgb3/
Dcxgb3_offload.c281 struct rdma_info *rdma = data; in cxgb_rdma_ctl() local
284 rdma->udbell_physbase = pci_resource_start(pdev, 2); in cxgb_rdma_ctl()
285 rdma->udbell_len = pci_resource_len(pdev, 2); in cxgb_rdma_ctl()
286 rdma->tpt_base = in cxgb_rdma_ctl()
288 rdma->tpt_top = t3_read_reg(adapter, A_ULPTX_TPT_ULIMIT); in cxgb_rdma_ctl()
289 rdma->pbl_base = in cxgb_rdma_ctl()
291 rdma->pbl_top = t3_read_reg(adapter, A_ULPTX_PBL_ULIMIT); in cxgb_rdma_ctl()
292 rdma->rqt_base = t3_read_reg(adapter, A_ULPRX_RQ_LLIMIT); in cxgb_rdma_ctl()
293 rdma->rqt_top = t3_read_reg(adapter, A_ULPRX_RQ_ULIMIT); in cxgb_rdma_ctl()
294 rdma->kdb_addr = adapter->regs + A_SG_KDOORBELL; in cxgb_rdma_ctl()
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/linux-6.6.21/drivers/nvme/target/
DMakefile7 obj-$(CONFIG_NVME_TARGET_RDMA) += nvmet-rdma.o
18 nvmet-rdma-y += rdma.o
/linux-6.6.21/drivers/nvme/host/
DMakefile8 obj-$(CONFIG_NVME_RDMA) += nvme-rdma.o
26 nvme-rdma-y += rdma.o
/linux-6.6.21/drivers/infiniband/
DKconfig25 need libibumad from rdma-core
26 <https://github.com/linux-rdma/rdma-core>.
38 rdma-core <https://github.com/linux-rdma/rdma-core>.
/linux-6.6.21/drivers/macintosh/
Drack-meter.c146 struct rackmeter_dma *rdma = rm->dma_buf_v; in rackmeter_do_pause() local
155 memset(rdma->buf1, 0, sizeof(rdma->buf1)); in rackmeter_do_pause()
156 memset(rdma->buf2, 0, sizeof(rdma->buf2)); in rackmeter_do_pause()
371 struct resource ri2s, rdma; in rackmeter_probe() local
431 of_address_to_resource(i2s, 1, &rdma)) { in rackmeter_probe()
441 pr_debug(" dma @0x%08x\n", (unsigned int)rdma.start); in rackmeter_probe()
475 rm->dma_regs = ioremap(rdma.start, 0x100); in rackmeter_probe()
/linux-6.6.21/fs/smb/client/
Dsmbdirect.c50 struct smb_extract_to_rdma *rdma);
2413 static bool smb_set_sge(struct smb_extract_to_rdma *rdma, in smb_set_sge() argument
2416 struct ib_sge *sge = &rdma->sge[rdma->nr_sge]; in smb_set_sge()
2419 addr = ib_dma_map_page(rdma->device, lowest_page, in smb_set_sge()
2420 off, len, rdma->direction); in smb_set_sge()
2421 if (ib_dma_mapping_error(rdma->device, addr)) in smb_set_sge()
2426 sge->lkey = rdma->local_dma_lkey; in smb_set_sge()
2427 rdma->nr_sge++; in smb_set_sge()
2436 struct smb_extract_to_rdma *rdma, in smb_extract_bvec_to_rdma() argument
2456 if (!smb_set_sge(rdma, bv[i].bv_page, off, len)) in smb_extract_bvec_to_rdma()
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