diff options
author | Linus Torvalds <torvalds@linux-foundation.org> | 2015-11-07 13:33:07 -0800 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2015-11-07 13:33:07 -0800 |
commit | ab9f2faf8f40604551336e5b0a18e0910a57b92c (patch) | |
tree | 9068c73acf24452762d6e2b096df19e29436183e /drivers/infiniband/hw/ocrdma/ocrdma_hw.c | |
parent | 75021d28594d9b6fb4d05bbc41f77948a0db0e02 (diff) | |
parent | db7489e07669073970358b6cacf6a9dd8dc9275e (diff) |
Merge tag 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/dledford/rdma
Pull rdma updates from Doug Ledford:
"This is my initial round of 4.4 merge window patches. There are a few
other things I wish to get in for 4.4 that aren't in this pull, as
this represents what has gone through merge/build/run testing and not
what is the last few items for which testing is not yet complete.
- "Checksum offload support in user space" enablement
- Misc cxgb4 fixes, add T6 support
- Misc usnic fixes
- 32 bit build warning fixes
- Misc ocrdma fixes
- Multicast loopback prevention extension
- Extend the GID cache to store and return attributes of GIDs
- Misc iSER updates
- iSER clustering update
- Network NameSpace support for rdma CM
- Work Request cleanup series
- New Memory Registration API"
* tag 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/dledford/rdma: (76 commits)
IB/core, cma: Make __attribute_const__ declarations sparse-friendly
IB/core: Remove old fast registration API
IB/ipath: Remove fast registration from the code
IB/hfi1: Remove fast registration from the code
RDMA/nes: Remove old FRWR API
IB/qib: Remove old FRWR API
iw_cxgb4: Remove old FRWR API
RDMA/cxgb3: Remove old FRWR API
RDMA/ocrdma: Remove old FRWR API
IB/mlx4: Remove old FRWR API support
IB/mlx5: Remove old FRWR API support
IB/srp: Dont allocate a page vector when using fast_reg
IB/srp: Remove srp_finish_mapping
IB/srp: Convert to new registration API
IB/srp: Split srp_map_sg
RDS/IW: Convert to new memory registration API
svcrdma: Port to new memory registration API
xprtrdma: Port to new memory registration API
iser-target: Port to new memory registration API
IB/iser: Port to new fast registration API
...
Diffstat (limited to 'drivers/infiniband/hw/ocrdma/ocrdma_hw.c')
-rw-r--r-- | drivers/infiniband/hw/ocrdma/ocrdma_hw.c | 60 |
1 files changed, 43 insertions, 17 deletions
diff --git a/drivers/infiniband/hw/ocrdma/ocrdma_hw.c b/drivers/infiniband/hw/ocrdma/ocrdma_hw.c index aab391a15db4..30f67bebffa3 100644 --- a/drivers/infiniband/hw/ocrdma/ocrdma_hw.c +++ b/drivers/infiniband/hw/ocrdma/ocrdma_hw.c @@ -47,6 +47,7 @@ #include <rdma/ib_verbs.h> #include <rdma/ib_user_verbs.h> +#include <rdma/ib_cache.h> #include "ocrdma.h" #include "ocrdma_hw.h" @@ -678,11 +679,33 @@ static void ocrdma_dispatch_ibevent(struct ocrdma_dev *dev, int dev_event = 0; int type = (cqe->valid_ae_event & OCRDMA_AE_MCQE_EVENT_TYPE_MASK) >> OCRDMA_AE_MCQE_EVENT_TYPE_SHIFT; + u16 qpid = cqe->qpvalid_qpid & OCRDMA_AE_MCQE_QPID_MASK; + u16 cqid = cqe->cqvalid_cqid & OCRDMA_AE_MCQE_CQID_MASK; - if (cqe->qpvalid_qpid & OCRDMA_AE_MCQE_QPVALID) - qp = dev->qp_tbl[cqe->qpvalid_qpid & OCRDMA_AE_MCQE_QPID_MASK]; - if (cqe->cqvalid_cqid & OCRDMA_AE_MCQE_CQVALID) - cq = dev->cq_tbl[cqe->cqvalid_cqid & OCRDMA_AE_MCQE_CQID_MASK]; + /* + * Some FW version returns wrong qp or cq ids in CQEs. + * Checking whether the IDs are valid + */ + + if (cqe->qpvalid_qpid & OCRDMA_AE_MCQE_QPVALID) { + if (qpid < dev->attr.max_qp) + qp = dev->qp_tbl[qpid]; + if (qp == NULL) { + pr_err("ocrdma%d:Async event - qpid %u is not valid\n", + dev->id, qpid); + return; + } + } + + if (cqe->cqvalid_cqid & OCRDMA_AE_MCQE_CQVALID) { + if (cqid < dev->attr.max_cq) + cq = dev->cq_tbl[cqid]; + if (cq == NULL) { + pr_err("ocrdma%d:Async event - cqid %u is not valid\n", + dev->id, cqid); + return; + } + } memset(&ib_evt, 0, sizeof(ib_evt)); @@ -2448,6 +2471,7 @@ static int ocrdma_set_av_params(struct ocrdma_qp *qp, int status; struct ib_ah_attr *ah_attr = &attrs->ah_attr; union ib_gid sgid, zgid; + struct ib_gid_attr sgid_attr; u32 vlan_id = 0xFFFF; u8 mac_addr[6]; struct ocrdma_dev *dev = get_ocrdma_dev(qp->ibqp.device); @@ -2466,10 +2490,14 @@ static int ocrdma_set_av_params(struct ocrdma_qp *qp, cmd->flags |= OCRDMA_QP_PARA_FLOW_LBL_VALID; memcpy(&cmd->params.dgid[0], &ah_attr->grh.dgid.raw[0], sizeof(cmd->params.dgid)); - status = ocrdma_query_gid(&dev->ibdev, 1, - ah_attr->grh.sgid_index, &sgid); - if (status) - return status; + + status = ib_get_cached_gid(&dev->ibdev, 1, ah_attr->grh.sgid_index, + &sgid, &sgid_attr); + if (!status && sgid_attr.ndev) { + vlan_id = rdma_vlan_dev_vlan_id(sgid_attr.ndev); + memcpy(mac_addr, sgid_attr.ndev->dev_addr, ETH_ALEN); + dev_put(sgid_attr.ndev); + } memset(&zgid, 0, sizeof(zgid)); if (!memcmp(&sgid, &zgid, sizeof(zgid))) @@ -2486,17 +2514,15 @@ static int ocrdma_set_av_params(struct ocrdma_qp *qp, ocrdma_cpu_to_le32(&cmd->params.dgid[0], sizeof(cmd->params.dgid)); ocrdma_cpu_to_le32(&cmd->params.sgid[0], sizeof(cmd->params.sgid)); cmd->params.vlan_dmac_b4_to_b5 = mac_addr[4] | (mac_addr[5] << 8); - if (attr_mask & IB_QP_VID) { - vlan_id = attrs->vlan_id; - } else if (dev->pfc_state) { - vlan_id = 0; - pr_err("ocrdma%d:Using VLAN with PFC is recommended\n", - dev->id); - pr_err("ocrdma%d:Using VLAN 0 for this connection\n", - dev->id); - } if (vlan_id < 0x1000) { + if (dev->pfc_state) { + vlan_id = 0; + pr_err("ocrdma%d:Using VLAN with PFC is recommended\n", + dev->id); + pr_err("ocrdma%d:Using VLAN 0 for this connection\n", + dev->id); + } cmd->params.vlan_dmac_b4_to_b5 |= vlan_id << OCRDMA_QP_PARAMS_VLAN_SHIFT; cmd->flags |= OCRDMA_QP_PARA_VLAN_EN_VALID; |