Thread (5 messages) 5 messages, 2 authors, 2016-03-19

Re: [PATCH 3/4] infiniband: hns: add Hisilicon RoCE support(driver code)

From: Parav Pandit <hidden>
Date: 2016-03-04 09:37:39
Also in: lkml, netdev

On Fri, Mar 4, 2016 at 2:11 PM, Wei Hu(Xavier) [off-list ref] wrote:
+
+int hns_roce_register_device(struct hns_roce_dev *hr_dev)
+{
+       int ret;
+       struct hns_roce_ib_iboe *iboe = NULL;
+       struct ib_device *ib_dev = NULL;
+       struct device *dev = &hr_dev->pdev->dev;
+
+       iboe = &hr_dev->iboe;
+
+       ib_dev = &hr_dev->ib_dev;
+       strlcpy(ib_dev->name, "hisi_%d", IB_DEVICE_NAME_MAX);
+
+       ib_dev->owner                   = THIS_MODULE;
+       ib_dev->node_type               = RDMA_NODE_IB_CA;
+       ib_dev->dma_device              = dev;
+
+       ib_dev->phys_port_cnt           = hr_dev->caps.num_ports;
+       ib_dev->local_dma_lkey          = hr_dev->caps.reserved_lkey;
+       ib_dev->num_comp_vectors        = hr_dev->caps.num_comp_vectors;
+       ib_dev->uverbs_abi_ver          = 1;
+       ib_dev->uverbs_cmd_mask         =
+               (1ULL << IB_USER_VERBS_CMD_GET_CONTEXT) |
+               (1ULL << IB_USER_VERBS_CMD_QUERY_DEVICE) |
+               (1ULL << IB_USER_VERBS_CMD_QUERY_PORT) |
+               (1ULL << IB_USER_VERBS_CMD_ALLOC_PD) |
+               (1ULL << IB_USER_VERBS_CMD_DEALLOC_PD) |
+               (1ULL << IB_USER_VERBS_CMD_REG_MR) |
+               (1ULL << IB_USER_VERBS_CMD_DEREG_MR) |
+               (1ULL << IB_USER_VERBS_CMD_CREATE_COMP_CHANNEL) |
+               (1ULL << IB_USER_VERBS_CMD_CREATE_CQ) |
+               (1ULL << IB_USER_VERBS_CMD_DESTROY_CQ) |
+               (1ULL << IB_USER_VERBS_CMD_CREATE_QP) |
+               (1ULL << IB_USER_VERBS_CMD_MODIFY_QP) |
+               (1ULL << IB_USER_VERBS_CMD_QUERY_QP) |
+               (1ULL << IB_USER_VERBS_CMD_DESTROY_QP);
+
Since SRQ is not supported in this driver version, can you keep
remaining code base also to not bother about SRQ specifically
poll_cq_one, modify_qp, destroy_qp etc?
SRQ support can come as complete additional patch along with cmd_mask,
callbacks and rest of the code.
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