diff options
| -rw-r--r-- | drivers/infiniband/hw/mthca/mthca_dev.h | 2 | ||||
| -rw-r--r-- | drivers/infiniband/hw/mthca/mthca_eq.c | 21 | ||||
| -rw-r--r-- | drivers/infiniband/hw/mthca/mthca_provider.c | 1 | ||||
| -rw-r--r-- | drivers/infiniband/hw/mthca/mthca_srq.c | 25 |
4 files changed, 45 insertions, 4 deletions
diff --git a/drivers/infiniband/hw/mthca/mthca_dev.h b/drivers/infiniband/hw/mthca/mthca_dev.h index 67a2f324a274..6e18c128af42 100644 --- a/drivers/infiniband/hw/mthca/mthca_dev.h +++ b/drivers/infiniband/hw/mthca/mthca_dev.h @@ -448,6 +448,8 @@ void mthca_cq_clean(struct mthca_dev *dev, u32 cqn, u32 qpn, int mthca_alloc_srq(struct mthca_dev *dev, struct mthca_pd *pd, struct ib_srq_attr *attr, struct mthca_srq *srq); void mthca_free_srq(struct mthca_dev *dev, struct mthca_srq *srq); +int mthca_modify_srq(struct ib_srq *ibsrq, struct ib_srq_attr *attr, + enum ib_srq_attr_mask attr_mask); void mthca_srq_event(struct mthca_dev *dev, u32 srqn, enum ib_event_type event_type); void mthca_free_srq_wqe(struct mthca_srq *srq, u32 wqe_addr); diff --git a/drivers/infiniband/hw/mthca/mthca_eq.c b/drivers/infiniband/hw/mthca/mthca_eq.c index c81fa8e975ef..f2afdc6c7e60 100644 --- a/drivers/infiniband/hw/mthca/mthca_eq.c +++ b/drivers/infiniband/hw/mthca/mthca_eq.c @@ -83,7 +83,8 @@ enum { MTHCA_EVENT_TYPE_PATH_MIG = 0x01, MTHCA_EVENT_TYPE_COMM_EST = 0x02, MTHCA_EVENT_TYPE_SQ_DRAINED = 0x03, - MTHCA_EVENT_TYPE_SRQ_LAST_WQE = 0x13, + MTHCA_EVENT_TYPE_SRQ_QP_LAST_WQE = 0x13, + MTHCA_EVENT_TYPE_SRQ_LIMIT = 0x14, MTHCA_EVENT_TYPE_CQ_ERROR = 0x04, MTHCA_EVENT_TYPE_WQ_CATAS_ERROR = 0x05, MTHCA_EVENT_TYPE_EEC_CATAS_ERROR = 0x06, @@ -110,8 +111,9 @@ enum { (1ULL << MTHCA_EVENT_TYPE_LOCAL_CATAS_ERROR) | \ (1ULL << MTHCA_EVENT_TYPE_PORT_CHANGE) | \ (1ULL << MTHCA_EVENT_TYPE_ECC_DETECT)) -#define MTHCA_SRQ_EVENT_MASK (1ULL << MTHCA_EVENT_TYPE_SRQ_CATAS_ERROR) | \ - (1ULL << MTHCA_EVENT_TYPE_SRQ_LAST_WQE) +#define MTHCA_SRQ_EVENT_MASK ((1ULL << MTHCA_EVENT_TYPE_SRQ_CATAS_ERROR) | \ + (1ULL << MTHCA_EVENT_TYPE_SRQ_QP_LAST_WQE) | \ + (1ULL << MTHCA_EVENT_TYPE_SRQ_LIMIT)) #define MTHCA_CMD_EVENT_MASK (1ULL << MTHCA_EVENT_TYPE_CMD) #define MTHCA_EQ_DB_INC_CI (1 << 24) @@ -142,6 +144,9 @@ struct mthca_eqe { __be32 qpn; } __attribute__((packed)) qp; struct { + __be32 srqn; + } __attribute__((packed)) srq; + struct { __be32 cqn; u32 reserved1; u8 reserved2[3]; @@ -305,6 +310,16 @@ static int mthca_eq_int(struct mthca_dev *dev, struct mthca_eq *eq) IB_EVENT_SQ_DRAINED); break; + case MTHCA_EVENT_TYPE_SRQ_QP_LAST_WQE: + mthca_qp_event(dev, be32_to_cpu(eqe->event.qp.qpn) & 0xffffff, + IB_EVENT_QP_LAST_WQE_REACHED); + break; + + case MTHCA_EVENT_TYPE_SRQ_LIMIT: + mthca_srq_event(dev, be32_to_cpu(eqe->event.srq.srqn) & 0xffffff, + IB_EVENT_SRQ_LIMIT_REACHED); + break; + case MTHCA_EVENT_TYPE_WQ_CATAS_ERROR: mthca_qp_event(dev, be32_to_cpu(eqe->event.qp.qpn) & 0xffffff, IB_EVENT_QP_FATAL); diff --git a/drivers/infiniband/hw/mthca/mthca_provider.c b/drivers/infiniband/hw/mthca/mthca_provider.c index 4e87ad115712..53b29a0841bf 100644 --- a/drivers/infiniband/hw/mthca/mthca_provider.c +++ b/drivers/infiniband/hw/mthca/mthca_provider.c @@ -1084,6 +1084,7 @@ int mthca_register_device(struct mthca_dev *dev) if (dev->mthca_flags & MTHCA_FLAG_SRQ) { dev->ib_dev.create_srq = mthca_create_srq; + dev->ib_dev.modify_srq = mthca_modify_srq; dev->ib_dev.destroy_srq = mthca_destroy_srq; if (mthca_is_memfree(dev)) diff --git a/drivers/infiniband/hw/mthca/mthca_srq.c b/drivers/infiniband/hw/mthca/mthca_srq.c index 18998d48c53e..13d2290261d9 100644 --- a/drivers/infiniband/hw/mthca/mthca_srq.c +++ b/drivers/infiniband/hw/mthca/mthca_srq.c @@ -332,6 +332,29 @@ void mthca_free_srq(struct mthca_dev *dev, struct mthca_srq *srq) mthca_free_mailbox(dev, mailbox); } +int mthca_modify_srq(struct ib_srq *ibsrq, struct ib_srq_attr *attr, + enum ib_srq_attr_mask attr_mask) +{ + struct mthca_dev *dev = to_mdev(ibsrq->device); + struct mthca_srq *srq = to_msrq(ibsrq); + int ret; + u8 status; + + /* We don't support resizing SRQs (yet?) */ + if (attr_mask & IB_SRQ_MAX_WR) + return -EINVAL; + + if (attr_mask & IB_SRQ_LIMIT) { + ret = mthca_ARM_SRQ(dev, srq->srqn, attr->srq_limit, &status); + if (ret) + return ret; + if (status) + return -EINVAL; + } + + return 0; +} + void mthca_srq_event(struct mthca_dev *dev, u32 srqn, enum ib_event_type event_type) { @@ -354,7 +377,7 @@ void mthca_srq_event(struct mthca_dev *dev, u32 srqn, event.device = &dev->ib_dev; event.event = event_type; - event.element.srq = &srq->ibsrq; + event.element.srq = &srq->ibsrq; srq->ibsrq.event_handler(&event, srq->ibsrq.srq_context); out: |