Beispiel #1
0
static int ocrdma_register_device(struct ocrdma_dev *dev)
{
	ocrdma_get_guid(dev, (u8 *)&dev->ibdev.node_guid);
	BUILD_BUG_ON(sizeof(OCRDMA_NODE_DESC) > IB_DEVICE_NODE_DESC_MAX);
	memcpy(dev->ibdev.node_desc, OCRDMA_NODE_DESC,
	       sizeof(OCRDMA_NODE_DESC));
	dev->ibdev.owner = THIS_MODULE;
	dev->ibdev.uverbs_abi_ver = OCRDMA_ABI_VERSION;
	dev->ibdev.uverbs_cmd_mask =
	    OCRDMA_UVERBS(GET_CONTEXT) |
	    OCRDMA_UVERBS(QUERY_DEVICE) |
	    OCRDMA_UVERBS(QUERY_PORT) |
	    OCRDMA_UVERBS(ALLOC_PD) |
	    OCRDMA_UVERBS(DEALLOC_PD) |
	    OCRDMA_UVERBS(REG_MR) |
	    OCRDMA_UVERBS(DEREG_MR) |
	    OCRDMA_UVERBS(CREATE_COMP_CHANNEL) |
	    OCRDMA_UVERBS(CREATE_CQ) |
	    OCRDMA_UVERBS(RESIZE_CQ) |
	    OCRDMA_UVERBS(DESTROY_CQ) |
	    OCRDMA_UVERBS(REQ_NOTIFY_CQ) |
	    OCRDMA_UVERBS(CREATE_QP) |
	    OCRDMA_UVERBS(MODIFY_QP) |
	    OCRDMA_UVERBS(QUERY_QP) |
	    OCRDMA_UVERBS(DESTROY_QP) |
	    OCRDMA_UVERBS(POLL_CQ) |
	    OCRDMA_UVERBS(POST_SEND) |
	    OCRDMA_UVERBS(POST_RECV);

	dev->ibdev.uverbs_cmd_mask |=
	    OCRDMA_UVERBS(CREATE_AH) |
	     OCRDMA_UVERBS(MODIFY_AH) |
	     OCRDMA_UVERBS(QUERY_AH) |
	     OCRDMA_UVERBS(DESTROY_AH);

	dev->ibdev.node_type = RDMA_NODE_IB_CA;
	dev->ibdev.phys_port_cnt = 1;
	dev->ibdev.num_comp_vectors = dev->eq_cnt;

	/* mandatory to support user space verbs consumer. */
	dev->ibdev.dev.parent = &dev->nic_info.pdev->dev;

	ib_set_device_ops(&dev->ibdev, &ocrdma_dev_ops);

	if (ocrdma_get_asic_type(dev) == OCRDMA_ASIC_GEN_SKH_R) {
		dev->ibdev.uverbs_cmd_mask |=
		     OCRDMA_UVERBS(CREATE_SRQ) |
		     OCRDMA_UVERBS(MODIFY_SRQ) |
		     OCRDMA_UVERBS(QUERY_SRQ) |
		     OCRDMA_UVERBS(DESTROY_SRQ) |
		     OCRDMA_UVERBS(POST_SRQ_RECV);

		ib_set_device_ops(&dev->ibdev, &ocrdma_dev_srq_ops);
	}
	rdma_set_device_sysfs_group(&dev->ibdev, &ocrdma_attr_group);
	dev->ibdev.driver_id = RDMA_DRIVER_OCRDMA;
	return ib_register_device(&dev->ibdev, "ocrdma%d");
}
Beispiel #2
0
int rxe_register_device(struct rxe_dev *rxe, const char *ibdev_name)
{
	int err;
	struct ib_device *dev = &rxe->ib_dev;
	struct crypto_shash *tfm;

	strlcpy(dev->node_desc, "rxe", sizeof(dev->node_desc));

	dev->owner = THIS_MODULE;
	dev->node_type = RDMA_NODE_IB_CA;
	dev->phys_port_cnt = 1;
	dev->num_comp_vectors = num_possible_cpus();
	dev->dev.parent = rxe_dma_device(rxe);
	dev->local_dma_lkey = 0;
	addrconf_addr_eui48((unsigned char *)&dev->node_guid,
			    rxe->ndev->dev_addr);
	dev->dev.dma_ops = &dma_virt_ops;
	dma_coerce_mask_and_coherent(&dev->dev,
				     dma_get_required_mask(&dev->dev));

	dev->uverbs_abi_ver = RXE_UVERBS_ABI_VERSION;
	dev->uverbs_cmd_mask = BIT_ULL(IB_USER_VERBS_CMD_GET_CONTEXT)
	    | BIT_ULL(IB_USER_VERBS_CMD_CREATE_COMP_CHANNEL)
	    | BIT_ULL(IB_USER_VERBS_CMD_QUERY_DEVICE)
	    | BIT_ULL(IB_USER_VERBS_CMD_QUERY_PORT)
	    | BIT_ULL(IB_USER_VERBS_CMD_ALLOC_PD)
	    | BIT_ULL(IB_USER_VERBS_CMD_DEALLOC_PD)
	    | BIT_ULL(IB_USER_VERBS_CMD_CREATE_SRQ)
	    | BIT_ULL(IB_USER_VERBS_CMD_MODIFY_SRQ)
	    | BIT_ULL(IB_USER_VERBS_CMD_QUERY_SRQ)
	    | BIT_ULL(IB_USER_VERBS_CMD_DESTROY_SRQ)
	    | BIT_ULL(IB_USER_VERBS_CMD_POST_SRQ_RECV)
	    | BIT_ULL(IB_USER_VERBS_CMD_CREATE_QP)
	    | BIT_ULL(IB_USER_VERBS_CMD_MODIFY_QP)
	    | BIT_ULL(IB_USER_VERBS_CMD_QUERY_QP)
	    | BIT_ULL(IB_USER_VERBS_CMD_DESTROY_QP)
	    | BIT_ULL(IB_USER_VERBS_CMD_POST_SEND)
	    | BIT_ULL(IB_USER_VERBS_CMD_POST_RECV)
	    | BIT_ULL(IB_USER_VERBS_CMD_CREATE_CQ)
	    | BIT_ULL(IB_USER_VERBS_CMD_RESIZE_CQ)
	    | BIT_ULL(IB_USER_VERBS_CMD_DESTROY_CQ)
	    | BIT_ULL(IB_USER_VERBS_CMD_POLL_CQ)
	    | BIT_ULL(IB_USER_VERBS_CMD_PEEK_CQ)
	    | BIT_ULL(IB_USER_VERBS_CMD_REQ_NOTIFY_CQ)
	    | BIT_ULL(IB_USER_VERBS_CMD_REG_MR)
	    | BIT_ULL(IB_USER_VERBS_CMD_DEREG_MR)
	    | BIT_ULL(IB_USER_VERBS_CMD_CREATE_AH)
	    | BIT_ULL(IB_USER_VERBS_CMD_MODIFY_AH)
	    | BIT_ULL(IB_USER_VERBS_CMD_QUERY_AH)
	    | BIT_ULL(IB_USER_VERBS_CMD_DESTROY_AH)
	    | BIT_ULL(IB_USER_VERBS_CMD_ATTACH_MCAST)
	    | BIT_ULL(IB_USER_VERBS_CMD_DETACH_MCAST)
	    ;

	ib_set_device_ops(dev, &rxe_dev_ops);
	err = ib_device_set_netdev(&rxe->ib_dev, rxe->ndev, 1);
	if (err)
		return err;

	tfm = crypto_alloc_shash("crc32", 0, 0);
	if (IS_ERR(tfm)) {
		pr_err("failed to allocate crc algorithm err:%ld\n",
		       PTR_ERR(tfm));
		return PTR_ERR(tfm);
	}
	rxe->tfm = tfm;

	rdma_set_device_sysfs_group(dev, &rxe_attr_group);
	dev->driver_id = RDMA_DRIVER_RXE;
	err = ib_register_device(dev, ibdev_name);
	if (err)
		pr_warn("%s failed with error %d\n", __func__, err);

	/*
	 * Note that rxe may be invalid at this point if another thread
	 * unregistered it.
	 */
	return err;
}