diff options
| author |   Hoang-Nam Nguyen <hnguyen@linux.vnet.ibm.com> | 2007-12-20 15:06:33 +0100 |
|---|---|---|
| committer |   Roland Dreier <rolandd@cisco.com> | 2008-01-25 14:15:34 -0800 |
| commit | e57d62a14775c9d37195debe837431c75168ef69 (patch) | |
| tree | 12ff8ce00a17101ba597f51ba50a2e0a05010721 /drivers/infiniband/hw/ehca/ehca_irq.c | |
| parent | IB/mlx4: Micro-optimize mlx4_ib_poll_one() (diff) | |
| download | linux-dev-e57d62a14775c9d37195debe837431c75168ef69.tar.xz linux-dev-e57d62a14775c9d37195debe837431c75168ef69.zip | |
IB/ehca: Forward event client-reregister-required to registered clients
This patch allows ehca to forward event client-reregister-required to
registered clients. One such event is generated by a switch eg. after
its reboot.
Signed-off-by: Hoang-Nam Nguyen <hnguyen@de.ibm.com>
Signed-off-by: Roland Dreier <rolandd@cisco.com>
Diffstat (limited to '')
| -rw-r--r-- | drivers/infiniband/hw/ehca/ehca_irq.c | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/drivers/infiniband/hw/ehca/ehca_irq.c b/drivers/infiniband/hw/ehca/ehca_irq.c index 3f617b27b954..4c734ecef11d 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) @@ -354,6 +355,7 @@ 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; switch (ec) { case 0x30: /* port availability change */ @@ -394,6 +396,16 @@ 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); |