diff options
author | David Woodhouse <dwmw2@infradead.org> | 2007-10-13 14:43:54 +0100 |
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committer | David Woodhouse <dwmw2@infradead.org> | 2007-10-13 14:43:54 +0100 |
commit | b160292cc216a50fd0cd386b0bda2cd48352c73b (patch) | |
tree | ef07cf98f91353ee4c9ec1e1ca7a2a5d9d4b538a /drivers/infiniband/hw/ehca/ehca_irq.c | |
parent | b37bde147890c8fea8369a5a4e230dabdea4ebfb (diff) | |
parent | bbf25010f1a6b761914430f5fca081ec8c7accd1 (diff) | |
download | op-kernel-dev-b160292cc216a50fd0cd386b0bda2cd48352c73b.zip op-kernel-dev-b160292cc216a50fd0cd386b0bda2cd48352c73b.tar.gz |
Merge Linux 2.6.23
Diffstat (limited to 'drivers/infiniband/hw/ehca/ehca_irq.c')
-rw-r--r-- | drivers/infiniband/hw/ehca/ehca_irq.c | 48 |
1 files changed, 31 insertions, 17 deletions
diff --git a/drivers/infiniband/hw/ehca/ehca_irq.c b/drivers/infiniband/hw/ehca/ehca_irq.c index ee06d8b..a925ea5 100644 --- a/drivers/infiniband/hw/ehca/ehca_irq.c +++ b/drivers/infiniband/hw/ehca/ehca_irq.c @@ -175,41 +175,55 @@ error_data1: } -static void qp_event_callback(struct ehca_shca *shca, u64 eqe, - enum ib_event_type event_type, int fatal) +static void dispatch_qp_event(struct ehca_shca *shca, struct ehca_qp *qp, + enum ib_event_type event_type) { struct ib_event event; - struct ehca_qp *qp; - u32 token = EHCA_BMASK_GET(EQE_QP_TOKEN, eqe); - - read_lock(&ehca_qp_idr_lock); - qp = idr_find(&ehca_qp_idr, token); - read_unlock(&ehca_qp_idr_lock); - - - if (!qp) - return; - - if (fatal) - ehca_error_data(shca, qp, qp->ipz_qp_handle.handle); event.device = &shca->ib_device; + event.event = event_type; if (qp->ext_type == EQPT_SRQ) { if (!qp->ib_srq.event_handler) return; - event.event = fatal ? IB_EVENT_SRQ_ERR : event_type; event.element.srq = &qp->ib_srq; qp->ib_srq.event_handler(&event, qp->ib_srq.srq_context); } else { if (!qp->ib_qp.event_handler) return; - event.event = event_type; event.element.qp = &qp->ib_qp; qp->ib_qp.event_handler(&event, qp->ib_qp.qp_context); } +} + +static void qp_event_callback(struct ehca_shca *shca, u64 eqe, + enum ib_event_type event_type, int fatal) +{ + struct ehca_qp *qp; + u32 token = EHCA_BMASK_GET(EQE_QP_TOKEN, eqe); + + read_lock(&ehca_qp_idr_lock); + qp = idr_find(&ehca_qp_idr, token); + read_unlock(&ehca_qp_idr_lock); + + if (!qp) + return; + + if (fatal) + ehca_error_data(shca, qp, qp->ipz_qp_handle.handle); + + dispatch_qp_event(shca, qp, fatal && qp->ext_type == EQPT_SRQ ? + IB_EVENT_SRQ_ERR : event_type); + + /* + * eHCA only processes one WQE at a time for SRQ base QPs, + * so the last WQE has been processed as soon as the QP enters + * error state. + */ + if (fatal && qp->ext_type == EQPT_SRQBASE) + dispatch_qp_event(shca, qp, IB_EVENT_QP_LAST_WQE_REACHED); return; } |