Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S935566AbXLTObn (ORCPT ); Thu, 20 Dec 2007 09:31:43 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S933170AbXLTONg (ORCPT ); Thu, 20 Dec 2007 09:13:36 -0500 Received: from mtagate3.de.ibm.com ([195.212.29.152]:40552 "EHLO mtagate3.de.ibm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S933187AbXLTON2 (ORCPT ); Thu, 20 Dec 2007 09:13:28 -0500 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 User-Agent: KMail/1.8.2 Cc: Christoph Raisch , stefan.roscher@de.ibm.com, fenkes@de.ibm.com MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Content-Disposition: inline Message-Id: <200712201506.34253.hnguyen@linux.vnet.ibm.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 2057 Lines: 55 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 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/