Lines Matching defs:nm
28 struct ntb_msit_ctx *nm;
33 struct ntb_msit_ctx *nm;
46 struct ntb_msit_ctx *nm = isr_ctx->nm;
48 dev_dbg(&nm->ntb->dev, "Interrupt Occurred: %d",
58 struct ntb_msit_ctx *nm = container_of(work, struct ntb_msit_ctx,
65 ret = ntb_msi_setup_mws(nm->ntb);
67 dev_err(&nm->ntb->dev, "Unable to setup MSI windows: %d\n",
73 nm->isr_ctx[i].irq_idx = i;
74 nm->isr_ctx[i].nm = nm;
76 if (!nm->isr_ctx[i].irq_num) {
77 irq = ntbm_msi_request_irq(nm->ntb, ntb_msit_isr,
79 &nm->isr_ctx[i],
80 &nm->isr_ctx[i].desc);
84 nm->isr_ctx[i].irq_num = irq;
87 ret = ntb_spad_write(nm->ntb, 2 * i + 1,
88 nm->isr_ctx[i].desc.addr_offset);
92 ret = ntb_spad_write(nm->ntb, 2 * i + 2,
93 nm->isr_ctx[i].desc.data);
100 ntb_spad_write(nm->ntb, 0, irq_count);
101 ntb_peer_db_set(nm->ntb, BIT(ntb_port_number(nm->ntb)));
106 struct ntb_msit_ctx *nm = ctx;
109 dev_dbg(&nm->ntb->dev, "MSI Descriptors Changed\n");
112 ntb_spad_write(nm->ntb, 2 * i + 1,
113 nm->isr_ctx[i].desc.addr_offset);
114 ntb_spad_write(nm->ntb, 2 * i + 2,
115 nm->isr_ctx[i].desc.data);
118 ntb_peer_db_set(nm->ntb, BIT(ntb_port_number(nm->ntb)));
123 struct ntb_msit_ctx *nm = ctx;
125 if (!ntb_link_is_up(nm->ntb, NULL, NULL))
128 schedule_work(&nm->setup_work);
131 static void ntb_msit_copy_peer_desc(struct ntb_msit_ctx *nm, int peer)
134 struct ntb_msi_desc *desc = nm->peers[peer].msi_desc;
135 int irq_count = nm->peers[peer].num_irqs;
138 desc[i].addr_offset = ntb_peer_spad_read(nm->ntb, peer,
140 desc[i].data = ntb_peer_spad_read(nm->ntb, peer, 2 * i + 2);
143 dev_info(&nm->ntb->dev, "Found %d interrupts on peer %d\n",
146 complete_all(&nm->peers[peer].init_comp);
151 struct ntb_msit_ctx *nm = ctx;
153 u64 peer_mask = ntb_db_read(nm->ntb);
157 ntb_db_clear(nm->ntb, peer_mask);
163 irq_count = ntb_peer_spad_read(nm->ntb, peer, 0);
171 kfree(nm->peers[peer].msi_desc);
172 nm->peers[peer].msi_desc = desc;
173 nm->peers[peer].num_irqs = irq_count;
175 ntb_msit_copy_peer_desc(nm, peer);
191 dev_dbg(&peer->nm->ntb->dev, "trigger irq %llu on peer %u\n",
194 return ntb_msi_peer_trigger(peer->nm->ntb, peer->pidx,
205 *port = ntb_peer_port_number(peer->nm->ntb, peer->pidx);
259 struct ntb_msit_ctx *nm = data;
261 *port = ntb_port_number(nm->ntb);
270 static void ntb_msit_create_dbgfs(struct ntb_msit_ctx *nm)
272 struct pci_dev *pdev = nm->ntb->pdev;
277 nm->dbgfs_dir = debugfs_create_dir(pci_name(pdev),
279 debugfs_create_file("port", 0400, nm->dbgfs_dir, nm,
282 for (i = 0; i < ntb_peer_port_count(nm->ntb); i++) {
283 nm->peers[i].pidx = i;
284 nm->peers[i].nm = nm;
285 init_completion(&nm->peers[i].init_comp);
288 peer_dir = debugfs_create_dir(buf, nm->dbgfs_dir);
291 &nm->peers[i],
295 &nm->peers[i], &ntb_msit_port_fops);
298 &nm->peers[i],
302 &nm->peers[i],
308 debugfs_create_file_unsafe(buf, 0400, nm->dbgfs_dir,
309 &nm->isr_ctx[i],
314 static void ntb_msit_remove_dbgfs(struct ntb_msit_ctx *nm)
316 debugfs_remove_recursive(nm->dbgfs_dir);
321 struct ntb_msit_ctx *nm;
354 nm = devm_kzalloc(&ntb->dev, struct_size(nm, peers, peers), GFP_KERNEL);
355 if (!nm)
358 nm->isr_ctx = devm_kcalloc(&ntb->dev, num_irqs, sizeof(*nm->isr_ctx),
360 if (!nm->isr_ctx)
363 INIT_WORK(&nm->setup_work, ntb_msit_setup_work);
364 nm->ntb = ntb;
366 ntb_msit_create_dbgfs(nm);
368 ret = ntb_set_ctx(ntb, nm, &ntb_msit_ops);
372 if (!nm->isr_ctx) {
382 ntb_msit_remove_dbgfs(nm);
383 devm_kfree(&ntb->dev, nm->isr_ctx);
384 devm_kfree(&ntb->dev, nm);
390 struct ntb_msit_ctx *nm = ntb->ctx;
398 kfree(nm->peers[i].msi_desc);
401 ntb_msit_remove_dbgfs(nm);