diff options
Diffstat (limited to 'drivers/infiniband/hw/cxgb4/provider.c')
-rw-r--r-- | drivers/infiniband/hw/cxgb4/provider.c | 518 |
1 files changed, 518 insertions, 0 deletions
diff --git a/drivers/infiniband/hw/cxgb4/provider.c b/drivers/infiniband/hw/cxgb4/provider.c new file mode 100644 index 000000000000..dfc49020bb9c --- /dev/null +++ b/drivers/infiniband/hw/cxgb4/provider.c | |||
@@ -0,0 +1,518 @@ | |||
1 | /* | ||
2 | * Copyright (c) 2009-2010 Chelsio, Inc. All rights reserved. | ||
3 | * | ||
4 | * This software is available to you under a choice of one of two | ||
5 | * licenses. You may choose to be licensed under the terms of the GNU | ||
6 | * General Public License (GPL) Version 2, available from the file | ||
7 | * COPYING in the main directory of this source tree, or the | ||
8 | * OpenIB.org BSD license below: | ||
9 | * | ||
10 | * Redistribution and use in source and binary forms, with or | ||
11 | * without modification, are permitted provided that the following | ||
12 | * conditions are met: | ||
13 | * | ||
14 | * - Redistributions of source code must retain the above | ||
15 | * copyright notice, this list of conditions and the following | ||
16 | * disclaimer. | ||
17 | * | ||
18 | * - Redistributions in binary form must reproduce the above | ||
19 | * copyright notice, this list of conditions and the following | ||
20 | * disclaimer in the documentation and/or other materials | ||
21 | * provided with the distribution. | ||
22 | * | ||
23 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, | ||
24 | * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF | ||
25 | * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND | ||
26 | * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS | ||
27 | * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN | ||
28 | * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN | ||
29 | * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE | ||
30 | * SOFTWARE. | ||
31 | */ | ||
32 | #include <linux/module.h> | ||
33 | #include <linux/moduleparam.h> | ||
34 | #include <linux/device.h> | ||
35 | #include <linux/netdevice.h> | ||
36 | #include <linux/etherdevice.h> | ||
37 | #include <linux/delay.h> | ||
38 | #include <linux/errno.h> | ||
39 | #include <linux/list.h> | ||
40 | #include <linux/spinlock.h> | ||
41 | #include <linux/ethtool.h> | ||
42 | #include <linux/rtnetlink.h> | ||
43 | #include <linux/inetdevice.h> | ||
44 | #include <linux/io.h> | ||
45 | |||
46 | #include <asm/irq.h> | ||
47 | #include <asm/byteorder.h> | ||
48 | |||
49 | #include <rdma/iw_cm.h> | ||
50 | #include <rdma/ib_verbs.h> | ||
51 | #include <rdma/ib_smi.h> | ||
52 | #include <rdma/ib_umem.h> | ||
53 | #include <rdma/ib_user_verbs.h> | ||
54 | |||
55 | #include "iw_cxgb4.h" | ||
56 | |||
57 | static int fastreg_support; | ||
58 | module_param(fastreg_support, int, 0644); | ||
59 | MODULE_PARM_DESC(fastreg_support, "Advertise fastreg support (default=0)"); | ||
60 | |||
61 | static int c4iw_modify_port(struct ib_device *ibdev, | ||
62 | u8 port, int port_modify_mask, | ||
63 | struct ib_port_modify *props) | ||
64 | { | ||
65 | return -ENOSYS; | ||
66 | } | ||
67 | |||
68 | static struct ib_ah *c4iw_ah_create(struct ib_pd *pd, | ||
69 | struct ib_ah_attr *ah_attr) | ||
70 | { | ||
71 | return ERR_PTR(-ENOSYS); | ||
72 | } | ||
73 | |||
74 | static int c4iw_ah_destroy(struct ib_ah *ah) | ||
75 | { | ||
76 | return -ENOSYS; | ||
77 | } | ||
78 | |||
79 | static int c4iw_multicast_attach(struct ib_qp *ibqp, union ib_gid *gid, u16 lid) | ||
80 | { | ||
81 | return -ENOSYS; | ||
82 | } | ||
83 | |||
84 | static int c4iw_multicast_detach(struct ib_qp *ibqp, union ib_gid *gid, u16 lid) | ||
85 | { | ||
86 | return -ENOSYS; | ||
87 | } | ||
88 | |||
89 | static int c4iw_process_mad(struct ib_device *ibdev, int mad_flags, | ||
90 | u8 port_num, struct ib_wc *in_wc, | ||
91 | struct ib_grh *in_grh, struct ib_mad *in_mad, | ||
92 | struct ib_mad *out_mad) | ||
93 | { | ||
94 | return -ENOSYS; | ||
95 | } | ||
96 | |||
97 | static int c4iw_dealloc_ucontext(struct ib_ucontext *context) | ||
98 | { | ||
99 | struct c4iw_dev *rhp = to_c4iw_dev(context->device); | ||
100 | struct c4iw_ucontext *ucontext = to_c4iw_ucontext(context); | ||
101 | struct c4iw_mm_entry *mm, *tmp; | ||
102 | |||
103 | PDBG("%s context %p\n", __func__, context); | ||
104 | list_for_each_entry_safe(mm, tmp, &ucontext->mmaps, entry) | ||
105 | kfree(mm); | ||
106 | c4iw_release_dev_ucontext(&rhp->rdev, &ucontext->uctx); | ||
107 | kfree(ucontext); | ||
108 | return 0; | ||
109 | } | ||
110 | |||
111 | static struct ib_ucontext *c4iw_alloc_ucontext(struct ib_device *ibdev, | ||
112 | struct ib_udata *udata) | ||
113 | { | ||
114 | struct c4iw_ucontext *context; | ||
115 | struct c4iw_dev *rhp = to_c4iw_dev(ibdev); | ||
116 | |||
117 | PDBG("%s ibdev %p\n", __func__, ibdev); | ||
118 | context = kzalloc(sizeof(*context), GFP_KERNEL); | ||
119 | if (!context) | ||
120 | return ERR_PTR(-ENOMEM); | ||
121 | c4iw_init_dev_ucontext(&rhp->rdev, &context->uctx); | ||
122 | INIT_LIST_HEAD(&context->mmaps); | ||
123 | spin_lock_init(&context->mmap_lock); | ||
124 | return &context->ibucontext; | ||
125 | } | ||
126 | |||
127 | static int c4iw_mmap(struct ib_ucontext *context, struct vm_area_struct *vma) | ||
128 | { | ||
129 | int len = vma->vm_end - vma->vm_start; | ||
130 | u32 key = vma->vm_pgoff << PAGE_SHIFT; | ||
131 | struct c4iw_rdev *rdev; | ||
132 | int ret = 0; | ||
133 | struct c4iw_mm_entry *mm; | ||
134 | struct c4iw_ucontext *ucontext; | ||
135 | u64 addr; | ||
136 | |||
137 | PDBG("%s pgoff 0x%lx key 0x%x len %d\n", __func__, vma->vm_pgoff, | ||
138 | key, len); | ||
139 | |||
140 | if (vma->vm_start & (PAGE_SIZE-1)) | ||
141 | return -EINVAL; | ||
142 | |||
143 | rdev = &(to_c4iw_dev(context->device)->rdev); | ||
144 | ucontext = to_c4iw_ucontext(context); | ||
145 | |||
146 | mm = remove_mmap(ucontext, key, len); | ||
147 | if (!mm) | ||
148 | return -EINVAL; | ||
149 | addr = mm->addr; | ||
150 | kfree(mm); | ||
151 | |||
152 | if ((addr >= pci_resource_start(rdev->lldi.pdev, 2)) && | ||
153 | (addr < (pci_resource_start(rdev->lldi.pdev, 2) + | ||
154 | pci_resource_len(rdev->lldi.pdev, 2)))) { | ||
155 | |||
156 | /* | ||
157 | * Map T4 DB register. | ||
158 | */ | ||
159 | if (vma->vm_flags & VM_READ) | ||
160 | return -EPERM; | ||
161 | |||
162 | vma->vm_page_prot = pgprot_noncached(vma->vm_page_prot); | ||
163 | vma->vm_flags |= VM_DONTCOPY | VM_DONTEXPAND; | ||
164 | vma->vm_flags &= ~VM_MAYREAD; | ||
165 | ret = io_remap_pfn_range(vma, vma->vm_start, | ||
166 | addr >> PAGE_SHIFT, | ||
167 | len, vma->vm_page_prot); | ||
168 | } else { | ||
169 | |||
170 | /* | ||
171 | * Map WQ or CQ contig dma memory... | ||
172 | */ | ||
173 | ret = remap_pfn_range(vma, vma->vm_start, | ||
174 | addr >> PAGE_SHIFT, | ||
175 | len, vma->vm_page_prot); | ||
176 | } | ||
177 | |||
178 | return ret; | ||
179 | } | ||
180 | |||
181 | static int c4iw_deallocate_pd(struct ib_pd *pd) | ||
182 | { | ||
183 | struct c4iw_dev *rhp; | ||
184 | struct c4iw_pd *php; | ||
185 | |||
186 | php = to_c4iw_pd(pd); | ||
187 | rhp = php->rhp; | ||
188 | PDBG("%s ibpd %p pdid 0x%x\n", __func__, pd, php->pdid); | ||
189 | c4iw_put_resource(&rhp->rdev.resource.pdid_fifo, php->pdid, | ||
190 | &rhp->rdev.resource.pdid_fifo_lock); | ||
191 | kfree(php); | ||
192 | return 0; | ||
193 | } | ||
194 | |||
195 | static struct ib_pd *c4iw_allocate_pd(struct ib_device *ibdev, | ||
196 | struct ib_ucontext *context, | ||
197 | struct ib_udata *udata) | ||
198 | { | ||
199 | struct c4iw_pd *php; | ||
200 | u32 pdid; | ||
201 | struct c4iw_dev *rhp; | ||
202 | |||
203 | PDBG("%s ibdev %p\n", __func__, ibdev); | ||
204 | rhp = (struct c4iw_dev *) ibdev; | ||
205 | pdid = c4iw_get_resource(&rhp->rdev.resource.pdid_fifo, | ||
206 | &rhp->rdev.resource.pdid_fifo_lock); | ||
207 | if (!pdid) | ||
208 | return ERR_PTR(-EINVAL); | ||
209 | php = kzalloc(sizeof(*php), GFP_KERNEL); | ||
210 | if (!php) { | ||
211 | c4iw_put_resource(&rhp->rdev.resource.pdid_fifo, pdid, | ||
212 | &rhp->rdev.resource.pdid_fifo_lock); | ||
213 | return ERR_PTR(-ENOMEM); | ||
214 | } | ||
215 | php->pdid = pdid; | ||
216 | php->rhp = rhp; | ||
217 | if (context) { | ||
218 | if (ib_copy_to_udata(udata, &php->pdid, sizeof(u32))) { | ||
219 | c4iw_deallocate_pd(&php->ibpd); | ||
220 | return ERR_PTR(-EFAULT); | ||
221 | } | ||
222 | } | ||
223 | PDBG("%s pdid 0x%0x ptr 0x%p\n", __func__, pdid, php); | ||
224 | return &php->ibpd; | ||
225 | } | ||
226 | |||
227 | static int c4iw_query_pkey(struct ib_device *ibdev, u8 port, u16 index, | ||
228 | u16 *pkey) | ||
229 | { | ||
230 | PDBG("%s ibdev %p\n", __func__, ibdev); | ||
231 | *pkey = 0; | ||
232 | return 0; | ||
233 | } | ||
234 | |||
235 | static int c4iw_query_gid(struct ib_device *ibdev, u8 port, int index, | ||
236 | union ib_gid *gid) | ||
237 | { | ||
238 | struct c4iw_dev *dev; | ||
239 | |||
240 | PDBG("%s ibdev %p, port %d, index %d, gid %p\n", | ||
241 | __func__, ibdev, port, index, gid); | ||
242 | dev = to_c4iw_dev(ibdev); | ||
243 | BUG_ON(port == 0); | ||
244 | memset(&(gid->raw[0]), 0, sizeof(gid->raw)); | ||
245 | memcpy(&(gid->raw[0]), dev->rdev.lldi.ports[port-1]->dev_addr, 6); | ||
246 | return 0; | ||
247 | } | ||
248 | |||
249 | static int c4iw_query_device(struct ib_device *ibdev, | ||
250 | struct ib_device_attr *props) | ||
251 | { | ||
252 | |||
253 | struct c4iw_dev *dev; | ||
254 | PDBG("%s ibdev %p\n", __func__, ibdev); | ||
255 | |||
256 | dev = to_c4iw_dev(ibdev); | ||
257 | memset(props, 0, sizeof *props); | ||
258 | memcpy(&props->sys_image_guid, dev->rdev.lldi.ports[0]->dev_addr, 6); | ||
259 | props->hw_ver = dev->rdev.lldi.adapter_type; | ||
260 | props->fw_ver = dev->rdev.lldi.fw_vers; | ||
261 | props->device_cap_flags = dev->device_cap_flags; | ||
262 | props->page_size_cap = T4_PAGESIZE_MASK; | ||
263 | props->vendor_id = (u32)dev->rdev.lldi.pdev->vendor; | ||
264 | props->vendor_part_id = (u32)dev->rdev.lldi.pdev->device; | ||
265 | props->max_mr_size = T4_MAX_MR_SIZE; | ||
266 | props->max_qp = T4_MAX_NUM_QP; | ||
267 | props->max_qp_wr = T4_MAX_QP_DEPTH; | ||
268 | props->max_sge = T4_MAX_RECV_SGE; | ||
269 | props->max_sge_rd = 1; | ||
270 | props->max_qp_rd_atom = c4iw_max_read_depth; | ||
271 | props->max_qp_init_rd_atom = c4iw_max_read_depth; | ||
272 | props->max_cq = T4_MAX_NUM_CQ; | ||
273 | props->max_cqe = T4_MAX_CQ_DEPTH; | ||
274 | props->max_mr = c4iw_num_stags(&dev->rdev); | ||
275 | props->max_pd = T4_MAX_NUM_PD; | ||
276 | props->local_ca_ack_delay = 0; | ||
277 | props->max_fast_reg_page_list_len = T4_MAX_FR_DEPTH; | ||
278 | |||
279 | return 0; | ||
280 | } | ||
281 | |||
282 | static int c4iw_query_port(struct ib_device *ibdev, u8 port, | ||
283 | struct ib_port_attr *props) | ||
284 | { | ||
285 | struct c4iw_dev *dev; | ||
286 | struct net_device *netdev; | ||
287 | struct in_device *inetdev; | ||
288 | |||
289 | PDBG("%s ibdev %p\n", __func__, ibdev); | ||
290 | |||
291 | dev = to_c4iw_dev(ibdev); | ||
292 | netdev = dev->rdev.lldi.ports[port-1]; | ||
293 | |||
294 | memset(props, 0, sizeof(struct ib_port_attr)); | ||
295 | props->max_mtu = IB_MTU_4096; | ||
296 | if (netdev->mtu >= 4096) | ||
297 | props->active_mtu = IB_MTU_4096; | ||
298 | else if (netdev->mtu >= 2048) | ||
299 | props->active_mtu = IB_MTU_2048; | ||
300 | else if (netdev->mtu >= 1024) | ||
301 | props->active_mtu = IB_MTU_1024; | ||
302 | else if (netdev->mtu >= 512) | ||
303 | props->active_mtu = IB_MTU_512; | ||
304 | else | ||
305 | props->active_mtu = IB_MTU_256; | ||
306 | |||
307 | if (!netif_carrier_ok(netdev)) | ||
308 | props->state = IB_PORT_DOWN; | ||
309 | else { | ||
310 | inetdev = in_dev_get(netdev); | ||
311 | if (inetdev) { | ||
312 | if (inetdev->ifa_list) | ||
313 | props->state = IB_PORT_ACTIVE; | ||
314 | else | ||
315 | props->state = IB_PORT_INIT; | ||
316 | in_dev_put(inetdev); | ||
317 | } else | ||
318 | props->state = IB_PORT_INIT; | ||
319 | } | ||
320 | |||
321 | props->port_cap_flags = | ||
322 | IB_PORT_CM_SUP | | ||
323 | IB_PORT_SNMP_TUNNEL_SUP | | ||
324 | IB_PORT_REINIT_SUP | | ||
325 | IB_PORT_DEVICE_MGMT_SUP | | ||
326 | IB_PORT_VENDOR_CLASS_SUP | IB_PORT_BOOT_MGMT_SUP; | ||
327 | props->gid_tbl_len = 1; | ||
328 | props->pkey_tbl_len = 1; | ||
329 | props->active_width = 2; | ||
330 | props->active_speed = 2; | ||
331 | props->max_msg_sz = -1; | ||
332 | |||
333 | return 0; | ||
334 | } | ||
335 | |||
336 | static ssize_t show_rev(struct device *dev, struct device_attribute *attr, | ||
337 | char *buf) | ||
338 | { | ||
339 | struct c4iw_dev *c4iw_dev = container_of(dev, struct c4iw_dev, | ||
340 | ibdev.dev); | ||
341 | PDBG("%s dev 0x%p\n", __func__, dev); | ||
342 | return sprintf(buf, "%d\n", c4iw_dev->rdev.lldi.adapter_type); | ||
343 | } | ||
344 | |||
345 | static ssize_t show_fw_ver(struct device *dev, struct device_attribute *attr, | ||
346 | char *buf) | ||
347 | { | ||
348 | struct c4iw_dev *c4iw_dev = container_of(dev, struct c4iw_dev, | ||
349 | ibdev.dev); | ||
350 | PDBG("%s dev 0x%p\n", __func__, dev); | ||
351 | |||
352 | return sprintf(buf, "%u.%u.%u.%u\n", | ||
353 | FW_HDR_FW_VER_MAJOR_GET(c4iw_dev->rdev.lldi.fw_vers), | ||
354 | FW_HDR_FW_VER_MINOR_GET(c4iw_dev->rdev.lldi.fw_vers), | ||
355 | FW_HDR_FW_VER_MICRO_GET(c4iw_dev->rdev.lldi.fw_vers), | ||
356 | FW_HDR_FW_VER_BUILD_GET(c4iw_dev->rdev.lldi.fw_vers)); | ||
357 | } | ||
358 | |||
359 | static ssize_t show_hca(struct device *dev, struct device_attribute *attr, | ||
360 | char *buf) | ||
361 | { | ||
362 | struct c4iw_dev *c4iw_dev = container_of(dev, struct c4iw_dev, | ||
363 | ibdev.dev); | ||
364 | struct ethtool_drvinfo info; | ||
365 | struct net_device *lldev = c4iw_dev->rdev.lldi.ports[0]; | ||
366 | |||
367 | PDBG("%s dev 0x%p\n", __func__, dev); | ||
368 | lldev->ethtool_ops->get_drvinfo(lldev, &info); | ||
369 | return sprintf(buf, "%s\n", info.driver); | ||
370 | } | ||
371 | |||
372 | static ssize_t show_board(struct device *dev, struct device_attribute *attr, | ||
373 | char *buf) | ||
374 | { | ||
375 | struct c4iw_dev *c4iw_dev = container_of(dev, struct c4iw_dev, | ||
376 | ibdev.dev); | ||
377 | PDBG("%s dev 0x%p\n", __func__, dev); | ||
378 | return sprintf(buf, "%x.%x\n", c4iw_dev->rdev.lldi.pdev->vendor, | ||
379 | c4iw_dev->rdev.lldi.pdev->device); | ||
380 | } | ||
381 | |||
382 | static int c4iw_get_mib(struct ib_device *ibdev, | ||
383 | union rdma_protocol_stats *stats) | ||
384 | { | ||
385 | return -ENOSYS; | ||
386 | } | ||
387 | |||
388 | static DEVICE_ATTR(hw_rev, S_IRUGO, show_rev, NULL); | ||
389 | static DEVICE_ATTR(fw_ver, S_IRUGO, show_fw_ver, NULL); | ||
390 | static DEVICE_ATTR(hca_type, S_IRUGO, show_hca, NULL); | ||
391 | static DEVICE_ATTR(board_id, S_IRUGO, show_board, NULL); | ||
392 | |||
393 | static struct device_attribute *c4iw_class_attributes[] = { | ||
394 | &dev_attr_hw_rev, | ||
395 | &dev_attr_fw_ver, | ||
396 | &dev_attr_hca_type, | ||
397 | &dev_attr_board_id, | ||
398 | }; | ||
399 | |||
400 | int c4iw_register_device(struct c4iw_dev *dev) | ||
401 | { | ||
402 | int ret; | ||
403 | int i; | ||
404 | |||
405 | PDBG("%s c4iw_dev %p\n", __func__, dev); | ||
406 | BUG_ON(!dev->rdev.lldi.ports[0]); | ||
407 | strlcpy(dev->ibdev.name, "cxgb4_%d", IB_DEVICE_NAME_MAX); | ||
408 | memset(&dev->ibdev.node_guid, 0, sizeof(dev->ibdev.node_guid)); | ||
409 | memcpy(&dev->ibdev.node_guid, dev->rdev.lldi.ports[0]->dev_addr, 6); | ||
410 | dev->ibdev.owner = THIS_MODULE; | ||
411 | dev->device_cap_flags = IB_DEVICE_LOCAL_DMA_LKEY | IB_DEVICE_MEM_WINDOW; | ||
412 | if (fastreg_support) | ||
413 | dev->device_cap_flags |= IB_DEVICE_MEM_MGT_EXTENSIONS; | ||
414 | dev->ibdev.local_dma_lkey = 0; | ||
415 | dev->ibdev.uverbs_cmd_mask = | ||
416 | (1ull << IB_USER_VERBS_CMD_GET_CONTEXT) | | ||
417 | (1ull << IB_USER_VERBS_CMD_QUERY_DEVICE) | | ||
418 | (1ull << IB_USER_VERBS_CMD_QUERY_PORT) | | ||
419 | (1ull << IB_USER_VERBS_CMD_ALLOC_PD) | | ||
420 | (1ull << IB_USER_VERBS_CMD_DEALLOC_PD) | | ||
421 | (1ull << IB_USER_VERBS_CMD_REG_MR) | | ||
422 | (1ull << IB_USER_VERBS_CMD_DEREG_MR) | | ||
423 | (1ull << IB_USER_VERBS_CMD_CREATE_COMP_CHANNEL) | | ||
424 | (1ull << IB_USER_VERBS_CMD_CREATE_CQ) | | ||
425 | (1ull << IB_USER_VERBS_CMD_DESTROY_CQ) | | ||
426 | (1ull << IB_USER_VERBS_CMD_REQ_NOTIFY_CQ) | | ||
427 | (1ull << IB_USER_VERBS_CMD_CREATE_QP) | | ||
428 | (1ull << IB_USER_VERBS_CMD_MODIFY_QP) | | ||
429 | (1ull << IB_USER_VERBS_CMD_POLL_CQ) | | ||
430 | (1ull << IB_USER_VERBS_CMD_DESTROY_QP) | | ||
431 | (1ull << IB_USER_VERBS_CMD_POST_SEND) | | ||
432 | (1ull << IB_USER_VERBS_CMD_POST_RECV); | ||
433 | dev->ibdev.node_type = RDMA_NODE_RNIC; | ||
434 | memcpy(dev->ibdev.node_desc, C4IW_NODE_DESC, sizeof(C4IW_NODE_DESC)); | ||
435 | dev->ibdev.phys_port_cnt = dev->rdev.lldi.nports; | ||
436 | dev->ibdev.num_comp_vectors = 1; | ||
437 | dev->ibdev.dma_device = &(dev->rdev.lldi.pdev->dev); | ||
438 | dev->ibdev.query_device = c4iw_query_device; | ||
439 | dev->ibdev.query_port = c4iw_query_port; | ||
440 | dev->ibdev.modify_port = c4iw_modify_port; | ||
441 | dev->ibdev.query_pkey = c4iw_query_pkey; | ||
442 | dev->ibdev.query_gid = c4iw_query_gid; | ||
443 | dev->ibdev.alloc_ucontext = c4iw_alloc_ucontext; | ||
444 | dev->ibdev.dealloc_ucontext = c4iw_dealloc_ucontext; | ||
445 | dev->ibdev.mmap = c4iw_mmap; | ||
446 | dev->ibdev.alloc_pd = c4iw_allocate_pd; | ||
447 | dev->ibdev.dealloc_pd = c4iw_deallocate_pd; | ||
448 | dev->ibdev.create_ah = c4iw_ah_create; | ||
449 | dev->ibdev.destroy_ah = c4iw_ah_destroy; | ||
450 | dev->ibdev.create_qp = c4iw_create_qp; | ||
451 | dev->ibdev.modify_qp = c4iw_ib_modify_qp; | ||
452 | dev->ibdev.destroy_qp = c4iw_destroy_qp; | ||
453 | dev->ibdev.create_cq = c4iw_create_cq; | ||
454 | dev->ibdev.destroy_cq = c4iw_destroy_cq; | ||
455 | dev->ibdev.resize_cq = c4iw_resize_cq; | ||
456 | dev->ibdev.poll_cq = c4iw_poll_cq; | ||
457 | dev->ibdev.get_dma_mr = c4iw_get_dma_mr; | ||
458 | dev->ibdev.reg_phys_mr = c4iw_register_phys_mem; | ||
459 | dev->ibdev.rereg_phys_mr = c4iw_reregister_phys_mem; | ||
460 | dev->ibdev.reg_user_mr = c4iw_reg_user_mr; | ||
461 | dev->ibdev.dereg_mr = c4iw_dereg_mr; | ||
462 | dev->ibdev.alloc_mw = c4iw_alloc_mw; | ||
463 | dev->ibdev.bind_mw = c4iw_bind_mw; | ||
464 | dev->ibdev.dealloc_mw = c4iw_dealloc_mw; | ||
465 | dev->ibdev.alloc_fast_reg_mr = c4iw_alloc_fast_reg_mr; | ||
466 | dev->ibdev.alloc_fast_reg_page_list = c4iw_alloc_fastreg_pbl; | ||
467 | dev->ibdev.free_fast_reg_page_list = c4iw_free_fastreg_pbl; | ||
468 | dev->ibdev.attach_mcast = c4iw_multicast_attach; | ||
469 | dev->ibdev.detach_mcast = c4iw_multicast_detach; | ||
470 | dev->ibdev.process_mad = c4iw_process_mad; | ||
471 | dev->ibdev.req_notify_cq = c4iw_arm_cq; | ||
472 | dev->ibdev.post_send = c4iw_post_send; | ||
473 | dev->ibdev.post_recv = c4iw_post_receive; | ||
474 | dev->ibdev.get_protocol_stats = c4iw_get_mib; | ||
475 | |||
476 | dev->ibdev.iwcm = kmalloc(sizeof(struct iw_cm_verbs), GFP_KERNEL); | ||
477 | if (!dev->ibdev.iwcm) | ||
478 | return -ENOMEM; | ||
479 | |||
480 | dev->ibdev.iwcm->connect = c4iw_connect; | ||
481 | dev->ibdev.iwcm->accept = c4iw_accept_cr; | ||
482 | dev->ibdev.iwcm->reject = c4iw_reject_cr; | ||
483 | dev->ibdev.iwcm->create_listen = c4iw_create_listen; | ||
484 | dev->ibdev.iwcm->destroy_listen = c4iw_destroy_listen; | ||
485 | dev->ibdev.iwcm->add_ref = c4iw_qp_add_ref; | ||
486 | dev->ibdev.iwcm->rem_ref = c4iw_qp_rem_ref; | ||
487 | dev->ibdev.iwcm->get_qp = c4iw_get_qp; | ||
488 | |||
489 | ret = ib_register_device(&dev->ibdev); | ||
490 | if (ret) | ||
491 | goto bail1; | ||
492 | |||
493 | for (i = 0; i < ARRAY_SIZE(c4iw_class_attributes); ++i) { | ||
494 | ret = device_create_file(&dev->ibdev.dev, | ||
495 | c4iw_class_attributes[i]); | ||
496 | if (ret) | ||
497 | goto bail2; | ||
498 | } | ||
499 | return 0; | ||
500 | bail2: | ||
501 | ib_unregister_device(&dev->ibdev); | ||
502 | bail1: | ||
503 | kfree(dev->ibdev.iwcm); | ||
504 | return ret; | ||
505 | } | ||
506 | |||
507 | void c4iw_unregister_device(struct c4iw_dev *dev) | ||
508 | { | ||
509 | int i; | ||
510 | |||
511 | PDBG("%s c4iw_dev %p\n", __func__, dev); | ||
512 | for (i = 0; i < ARRAY_SIZE(c4iw_class_attributes); ++i) | ||
513 | device_remove_file(&dev->ibdev.dev, | ||
514 | c4iw_class_attributes[i]); | ||
515 | ib_unregister_device(&dev->ibdev); | ||
516 | kfree(dev->ibdev.iwcm); | ||
517 | return; | ||
518 | } | ||