linux-kernel - [PATCH] IB/ehca: Properly report max #SRQs in query

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Message-Id: <200708091128.49165.fenkes@de.ibm.com>
Date:	Thu, 9 Aug 2007 11:28:46 +0200
From:	Joachim Fenkes <fenkes@...ibm.com>
To:	"LinuxPPC-Dev" <linuxppc-dev@...abs.org>,
	LKML <linux-kernel@...r.kernel.org>,
	"OF-General" <general@...ts.openfabrics.org>,
	Roland Dreier <rolandd@...co.com>
Cc:	"Hoang-Nam Nguyen" <hnguyen@...ibm.com>,
	Christoph Raisch <raisch@...ibm.com>,
	Stefan Roscher <stefan.roscher@...ibm.com>
Subject: [PATCH] IB/ehca: Properly report max #SRQs in query_device()

Signed-off-by: Joachim Fenkes <fenkes@...ibm.com>
---

This patch should apply cleanly on top of Stefan's recent patchset. Please
review and apply for 2.6.23. Thanks.

 drivers/infiniband/hw/ehca/ehca_hca.c |   10 +++++++---
 1 files changed, 7 insertions(+), 3 deletions(-)

diff --git a/drivers/infiniband/hw/ehca/ehca_hca.c b/drivers/infiniband/hw/ehca/ehca_hca.c
index fc19ef9..cf22472 100644
--- a/drivers/infiniband/hw/ehca/ehca_hca.c
+++ b/drivers/infiniband/hw/ehca/ehca_hca.c
@@ -93,9 +93,13 @@ int ehca_query_device(struct ib_device *ibdev, struct ib_device_attr *props)
 	props->max_pd          = min_t(int, rblock->max_pd, INT_MAX);
 	props->max_ah          = min_t(int, rblock->max_ah, INT_MAX);
 	props->max_fmr         = min_t(int, rblock->max_mr, INT_MAX);
-	props->max_srq         = 0;
-	props->max_srq_wr      = 0;
-	props->max_srq_sge     = 0;
+
+	if (EHCA_BMASK_GET(HCA_CAP_SRQ, shca->hca_cap)) {
+		props->max_srq         = props->max_qp;
+		props->max_srq_wr      = props->max_qp_wr;
+		props->max_srq_sge     = 3;
+	}
+
 	props->max_pkeys       = 16;
 	props->local_ca_ack_delay
 		= rblock->local_ca_ack_delay;
-- 
1.5.2


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