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path: root/drivers/infiniband/core/uverbs_cmd.c
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Diffstat (limited to 'drivers/infiniband/core/uverbs_cmd.c')
-rw-r--r--drivers/infiniband/core/uverbs_cmd.c137
1 files changed, 41 insertions, 96 deletions
diff --git a/drivers/infiniband/core/uverbs_cmd.c b/drivers/infiniband/core/uverbs_cmd.c
index 532d8eba8b02..b7943ff16ed3 100644
--- a/drivers/infiniband/core/uverbs_cmd.c
+++ b/drivers/infiniband/core/uverbs_cmd.c
@@ -400,52 +400,6 @@ err:
400 return ret; 400 return ret;
401} 401}
402 402
403static void copy_query_dev_fields(struct ib_uverbs_file *file,
404 struct ib_uverbs_query_device_resp *resp,
405 struct ib_device_attr *attr)
406{
407 resp->fw_ver = attr->fw_ver;
408 resp->node_guid = file->device->ib_dev->node_guid;
409 resp->sys_image_guid = attr->sys_image_guid;
410 resp->max_mr_size = attr->max_mr_size;
411 resp->page_size_cap = attr->page_size_cap;
412 resp->vendor_id = attr->vendor_id;
413 resp->vendor_part_id = attr->vendor_part_id;
414 resp->hw_ver = attr->hw_ver;
415 resp->max_qp = attr->max_qp;
416 resp->max_qp_wr = attr->max_qp_wr;
417 resp->device_cap_flags = attr->device_cap_flags;
418 resp->max_sge = attr->max_sge;
419 resp->max_sge_rd = attr->max_sge_rd;
420 resp->max_cq = attr->max_cq;
421 resp->max_cqe = attr->max_cqe;
422 resp->max_mr = attr->max_mr;
423 resp->max_pd = attr->max_pd;
424 resp->max_qp_rd_atom = attr->max_qp_rd_atom;
425 resp->max_ee_rd_atom = attr->max_ee_rd_atom;
426 resp->max_res_rd_atom = attr->max_res_rd_atom;
427 resp->max_qp_init_rd_atom = attr->max_qp_init_rd_atom;
428 resp->max_ee_init_rd_atom = attr->max_ee_init_rd_atom;
429 resp->atomic_cap = attr->atomic_cap;
430 resp->max_ee = attr->max_ee;
431 resp->max_rdd = attr->max_rdd;
432 resp->max_mw = attr->max_mw;
433 resp->max_raw_ipv6_qp = attr->max_raw_ipv6_qp;
434 resp->max_raw_ethy_qp = attr->max_raw_ethy_qp;
435 resp->max_mcast_grp = attr->max_mcast_grp;
436 resp->max_mcast_qp_attach = attr->max_mcast_qp_attach;
437 resp->max_total_mcast_qp_attach = attr->max_total_mcast_qp_attach;
438 resp->max_ah = attr->max_ah;
439 resp->max_fmr = attr->max_fmr;
440 resp->max_map_per_fmr = attr->max_map_per_fmr;
441 resp->max_srq = attr->max_srq;
442 resp->max_srq_wr = attr->max_srq_wr;
443 resp->max_srq_sge = attr->max_srq_sge;
444 resp->max_pkeys = attr->max_pkeys;
445 resp->local_ca_ack_delay = attr->local_ca_ack_delay;
446 resp->phys_port_cnt = file->device->ib_dev->phys_port_cnt;
447}
448
449ssize_t ib_uverbs_query_device(struct ib_uverbs_file *file, 403ssize_t ib_uverbs_query_device(struct ib_uverbs_file *file,
450 const char __user *buf, 404 const char __user *buf,
451 int in_len, int out_len) 405 int in_len, int out_len)
@@ -466,7 +420,47 @@ ssize_t ib_uverbs_query_device(struct ib_uverbs_file *file,
466 return ret; 420 return ret;
467 421
468 memset(&resp, 0, sizeof resp); 422 memset(&resp, 0, sizeof resp);
469 copy_query_dev_fields(file, &resp, &attr); 423
424 resp.fw_ver = attr.fw_ver;
425 resp.node_guid = file->device->ib_dev->node_guid;
426 resp.sys_image_guid = attr.sys_image_guid;
427 resp.max_mr_size = attr.max_mr_size;
428 resp.page_size_cap = attr.page_size_cap;
429 resp.vendor_id = attr.vendor_id;
430 resp.vendor_part_id = attr.vendor_part_id;
431 resp.hw_ver = attr.hw_ver;
432 resp.max_qp = attr.max_qp;
433 resp.max_qp_wr = attr.max_qp_wr;
434 resp.device_cap_flags = attr.device_cap_flags;
435 resp.max_sge = attr.max_sge;
436 resp.max_sge_rd = attr.max_sge_rd;
437 resp.max_cq = attr.max_cq;
438 resp.max_cqe = attr.max_cqe;
439 resp.max_mr = attr.max_mr;
440 resp.max_pd = attr.max_pd;
441 resp.max_qp_rd_atom = attr.max_qp_rd_atom;
442 resp.max_ee_rd_atom = attr.max_ee_rd_atom;
443 resp.max_res_rd_atom = attr.max_res_rd_atom;
444 resp.max_qp_init_rd_atom = attr.max_qp_init_rd_atom;
445 resp.max_ee_init_rd_atom = attr.max_ee_init_rd_atom;
446 resp.atomic_cap = attr.atomic_cap;
447 resp.max_ee = attr.max_ee;
448 resp.max_rdd = attr.max_rdd;
449 resp.max_mw = attr.max_mw;
450 resp.max_raw_ipv6_qp = attr.max_raw_ipv6_qp;
451 resp.max_raw_ethy_qp = attr.max_raw_ethy_qp;
452 resp.max_mcast_grp = attr.max_mcast_grp;
453 resp.max_mcast_qp_attach = attr.max_mcast_qp_attach;
454 resp.max_total_mcast_qp_attach = attr.max_total_mcast_qp_attach;
455 resp.max_ah = attr.max_ah;
456 resp.max_fmr = attr.max_fmr;
457 resp.max_map_per_fmr = attr.max_map_per_fmr;
458 resp.max_srq = attr.max_srq;
459 resp.max_srq_wr = attr.max_srq_wr;
460 resp.max_srq_sge = attr.max_srq_sge;
461 resp.max_pkeys = attr.max_pkeys;
462 resp.local_ca_ack_delay = attr.local_ca_ack_delay;
463 resp.phys_port_cnt = file->device->ib_dev->phys_port_cnt;
470 464
471 if (copy_to_user((void __user *) (unsigned long) cmd.response, 465 if (copy_to_user((void __user *) (unsigned long) cmd.response,
472 &resp, sizeof resp)) 466 &resp, sizeof resp))
@@ -3293,52 +3287,3 @@ ssize_t ib_uverbs_destroy_srq(struct ib_uverbs_file *file,
3293 3287
3294 return ret ? ret : in_len; 3288 return ret ? ret : in_len;
3295} 3289}
3296
3297int ib_uverbs_ex_query_device(struct ib_uverbs_file *file,
3298 struct ib_udata *ucore,
3299 struct ib_udata *uhw)
3300{
3301 struct ib_uverbs_ex_query_device_resp resp;
3302 struct ib_uverbs_ex_query_device cmd;
3303 struct ib_device_attr attr;
3304 struct ib_device *device;
3305 int err;
3306
3307 device = file->device->ib_dev;
3308 if (ucore->inlen < sizeof(cmd))
3309 return -EINVAL;
3310
3311 err = ib_copy_from_udata(&cmd, ucore, sizeof(cmd));
3312 if (err)
3313 return err;
3314
3315 if (cmd.reserved)
3316 return -EINVAL;
3317
3318 err = device->query_device(device, &attr);
3319 if (err)
3320 return err;
3321
3322 memset(&resp, 0, sizeof(resp));
3323 copy_query_dev_fields(file, &resp.base, &attr);
3324 resp.comp_mask = 0;
3325
3326#ifdef CONFIG_INFINIBAND_ON_DEMAND_PAGING
3327 if (cmd.comp_mask & IB_USER_VERBS_EX_QUERY_DEVICE_ODP) {
3328 resp.odp_caps.general_caps = attr.odp_caps.general_caps;
3329 resp.odp_caps.per_transport_caps.rc_odp_caps =
3330 attr.odp_caps.per_transport_caps.rc_odp_caps;
3331 resp.odp_caps.per_transport_caps.uc_odp_caps =
3332 attr.odp_caps.per_transport_caps.uc_odp_caps;
3333 resp.odp_caps.per_transport_caps.ud_odp_caps =
3334 attr.odp_caps.per_transport_caps.ud_odp_caps;
3335 resp.comp_mask |= IB_USER_VERBS_EX_QUERY_DEVICE_ODP;
3336 }
3337#endif
3338
3339 err = ib_copy_to_udata(ucore, &resp, sizeof(resp));
3340 if (err)
3341 return err;
3342
3343 return 0;
3344}
generated by cgit v1.2.2 (git 2.25.0) at 2025-10-08 23:58:51 -0400