diff options
Diffstat (limited to 'drivers/infiniband/hw/ehca/ehca_irq.c')
-rw-r--r-- | drivers/infiniband/hw/ehca/ehca_irq.c | 38 |
1 files changed, 33 insertions, 5 deletions
diff --git a/drivers/infiniband/hw/ehca/ehca_irq.c b/drivers/infiniband/hw/ehca/ehca_irq.c index 3f617b27b954..863b34fa9ff9 100644 --- a/drivers/infiniband/hw/ehca/ehca_irq.c +++ b/drivers/infiniband/hw/ehca/ehca_irq.c @@ -62,6 +62,7 @@ #define NEQE_PORT_NUMBER EHCA_BMASK_IBM( 8, 15) #define NEQE_PORT_AVAILABILITY EHCA_BMASK_IBM(16, 16) #define NEQE_DISRUPTIVE EHCA_BMASK_IBM(16, 16) +#define NEQE_SPECIFIC_EVENT EHCA_BMASK_IBM(16, 23) #define ERROR_DATA_LENGTH EHCA_BMASK_IBM(52, 63) #define ERROR_DATA_TYPE EHCA_BMASK_IBM( 0, 7) @@ -354,17 +355,34 @@ static void parse_ec(struct ehca_shca *shca, u64 eqe) { u8 ec = EHCA_BMASK_GET(NEQE_EVENT_CODE, eqe); u8 port = EHCA_BMASK_GET(NEQE_PORT_NUMBER, eqe); + u8 spec_event; + struct ehca_sport *sport = &shca->sport[port - 1]; + unsigned long flags; switch (ec) { case 0x30: /* port availability change */ if (EHCA_BMASK_GET(NEQE_PORT_AVAILABILITY, eqe)) { - shca->sport[port - 1].port_state = IB_PORT_ACTIVE; + int suppress_event; + /* replay modify_qp for sqps */ + spin_lock_irqsave(&sport->mod_sqp_lock, flags); + suppress_event = !sport->ibqp_sqp[IB_QPT_GSI]; + if (sport->ibqp_sqp[IB_QPT_SMI]) + ehca_recover_sqp(sport->ibqp_sqp[IB_QPT_SMI]); + if (!suppress_event) + ehca_recover_sqp(sport->ibqp_sqp[IB_QPT_GSI]); + spin_unlock_irqrestore(&sport->mod_sqp_lock, flags); + + /* AQP1 was destroyed, ignore this event */ + if (suppress_event) + break; + + sport->port_state = IB_PORT_ACTIVE; dispatch_port_event(shca, port, IB_EVENT_PORT_ACTIVE, "is active"); ehca_query_sma_attr(shca, port, - &shca->sport[port - 1].saved_attr); + &sport->saved_attr); } else { - shca->sport[port - 1].port_state = IB_PORT_DOWN; + sport->port_state = IB_PORT_DOWN; dispatch_port_event(shca, port, IB_EVENT_PORT_ERR, "is inactive"); } @@ -378,11 +396,11 @@ static void parse_ec(struct ehca_shca *shca, u64 eqe) ehca_warn(&shca->ib_device, "disruptive port " "%d configuration change", port); - shca->sport[port - 1].port_state = IB_PORT_DOWN; + sport->port_state = IB_PORT_DOWN; dispatch_port_event(shca, port, IB_EVENT_PORT_ERR, "is inactive"); - shca->sport[port - 1].port_state = IB_PORT_ACTIVE; + sport->port_state = IB_PORT_ACTIVE; dispatch_port_event(shca, port, IB_EVENT_PORT_ACTIVE, "is active"); } else @@ -394,6 +412,16 @@ static void parse_ec(struct ehca_shca *shca, u64 eqe) case 0x33: /* trace stopped */ ehca_err(&shca->ib_device, "Traced stopped."); break; + case 0x34: /* util async event */ + spec_event = EHCA_BMASK_GET(NEQE_SPECIFIC_EVENT, eqe); + if (spec_event == 0x80) /* client reregister required */ + dispatch_port_event(shca, port, + IB_EVENT_CLIENT_REREGISTER, + "client reregister req."); + else + ehca_warn(&shca->ib_device, "Unknown util async " + "event %x on port %x", spec_event, port); + break; default: ehca_err(&shca->ib_device, "Unknown event code: %x on %s.", ec, shca->ib_device.name); |