From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mtagate4.de.ibm.com (mtagate4.de.ibm.com [195.212.29.153]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (Client CN "mtagate4.de.ibm.com", Issuer "Equifax" (verified OK)) by ozlabs.org (Postfix) with ESMTP id A13BEDDE98 for ; Fri, 21 Dec 2007 01:13:32 +1100 (EST) Received: from d12nrmr1607.megacenter.de.ibm.com (d12nrmr1607.megacenter.de.ibm.com [9.149.167.49]) by mtagate4.de.ibm.com (8.13.8/8.13.8) with ESMTP id lBKEDRtK069654 for ; Thu, 20 Dec 2007 14:13:27 GMT Received: from d12av03.megacenter.de.ibm.com (d12av03.megacenter.de.ibm.com [9.149.165.213]) by d12nrmr1607.megacenter.de.ibm.com (8.13.8/8.13.8/NCO v8.7) with ESMTP id lBKEDQ7a2539536 for ; Thu, 20 Dec 2007 15:13:27 +0100 Received: from d12av03.megacenter.de.ibm.com (loopback [127.0.0.1]) by d12av03.megacenter.de.ibm.com (8.12.11.20060308/8.13.3) with ESMTP id lBKEDQ8J025375 for ; Thu, 20 Dec 2007 15:13:26 +0100 From: Hoang-Nam Nguyen To: Roland Dreier , linuxppc-dev@ozlabs.org, linux-kernel@vger.kernel.org, general@lists.openfabrics.org Subject: [PATCH] IB/ehca: Forward event client-reregister-required to registered clients Date: Thu, 20 Dec 2007 15:06:33 +0100 MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Message-Id: <200712201506.34253.hnguyen@linux.vnet.ibm.com> Cc: fenkes@de.ibm.com, Christoph Raisch , stefan.roscher@de.ibm.com List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , This patch allows ehca to forward event client-reregister-required to registered clients. Such one event is generated by the switch eg. after its reboot. Signed-off-by: Hoang-Nam Nguyen --- 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 3f617b2..4c734ec 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); -- 1.5.2