From: Hoang-Nam Nguyen Date: Thu, 20 Dec 2007 14:06:33 +0000 (+0100) Subject: IB/ehca: Forward event client-reregister-required to registered clients X-Git-Tag: MMI-PSA29.97-13-9~37720^2~46 X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=e57d62a14775c9d37195debe837431c75168ef69;p=GitHub%2FMotorolaMobilityLLC%2Fkernel-slsi.git 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 Signed-off-by: Roland Dreier --- 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);