From patchwork Wed Jun 23 15:46:55 2010 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Steve Wise X-Patchwork-Id: 107662 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by demeter.kernel.org (8.14.4/8.14.3) with ESMTP id o5NFkjJB006067 for ; Wed, 23 Jun 2010 15:46:56 GMT Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753440Ab0FWPqz (ORCPT ); Wed, 23 Jun 2010 11:46:55 -0400 Received: from smtp.opengridcomputing.com ([209.198.142.2]:41036 "EHLO smtp.opengridcomputing.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752922Ab0FWPqz (ORCPT ); Wed, 23 Jun 2010 11:46:55 -0400 Received: from build.ogc.int (build.ogc.int [10.10.0.2]) by smtp.opengridcomputing.com (Postfix) with ESMTP id 2AB037C72A; Wed, 23 Jun 2010 10:46:55 -0500 (CDT) From: Steve Wise Subject: [PATCH v2 3/3] RDMA/cxgb4: Obtain RDMA QID ranges from LLD/FW. To: rdreier@cisco.com Cc: linux-rdma@vger.kernel.org Date: Wed, 23 Jun 2010 10:46:55 -0500 Message-ID: <20100623154654.22600.13525.stgit@build.ogc.int> In-Reply-To: <20100623154643.22600.20003.stgit@build.ogc.int> References: <20100623154643.22600.20003.stgit@build.ogc.int> User-Agent: StGIT/0.14.3 MIME-Version: 1.0 Sender: linux-rdma-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-rdma@vger.kernel.org X-Greylist: IP, sender and recipient auto-whitelisted, not delayed by milter-greylist-4.2.3 (demeter.kernel.org [140.211.167.41]); Wed, 23 Jun 2010 15:46:56 +0000 (UTC) diff --git a/drivers/infiniband/hw/cxgb4/device.c b/drivers/infiniband/hw/cxgb4/device.c index d870f9c..9bbf491 100644 --- a/drivers/infiniband/hw/cxgb4/device.c +++ b/drivers/infiniband/hw/cxgb4/device.c @@ -250,12 +250,17 @@ static int c4iw_rdev_open(struct c4iw_rdev *rdev) rdev->cqshift = PAGE_SHIFT - ilog2(rdev->lldi.ucq_density); rdev->cqmask = rdev->lldi.ucq_density - 1; PDBG("%s dev %s stag start 0x%0x size 0x%0x num stags %d " - "pbl start 0x%0x size 0x%0x rq start 0x%0x size 0x%0x\n", + "pbl start 0x%0x size 0x%0x rq start 0x%0x size 0x%0x " + "qp qid start %u size %u cq qid start %u size %u\n", __func__, pci_name(rdev->lldi.pdev), rdev->lldi.vr->stag.start, rdev->lldi.vr->stag.size, c4iw_num_stags(rdev), rdev->lldi.vr->pbl.start, rdev->lldi.vr->pbl.size, rdev->lldi.vr->rq.start, - rdev->lldi.vr->rq.size); + rdev->lldi.vr->rq.size, + rdev->lldi.vr->qp.start, + rdev->lldi.vr->qp.size, + rdev->lldi.vr->cq.start, + rdev->lldi.vr->cq.size); PDBG("udb len 0x%x udb base %p db_reg %p gts_reg %p qpshift %lu " "qpmask 0x%x cqshift %lu cqmask 0x%x\n", (unsigned)pci_resource_len(rdev->lldi.pdev, 2), diff --git a/drivers/infiniband/hw/cxgb4/resource.c b/drivers/infiniband/hw/cxgb4/resource.c index fb195d1..83b23df 100644 --- a/drivers/infiniband/hw/cxgb4/resource.c +++ b/drivers/infiniband/hw/cxgb4/resource.c @@ -110,11 +110,12 @@ static int c4iw_init_qid_fifo(struct c4iw_rdev *rdev) spin_lock_init(&rdev->resource.qid_fifo_lock); - if (kfifo_alloc(&rdev->resource.qid_fifo, T4_MAX_QIDS * sizeof(u32), - GFP_KERNEL)) + if (kfifo_alloc(&rdev->resource.qid_fifo, rdev->lldi.vr->qp.size * + sizeof(u32), GFP_KERNEL)) return -ENOMEM; - for (i = T4_QID_BASE; i < T4_QID_BASE + T4_MAX_QIDS; i++) + for (i = rdev->lldi.vr->qp.start; + i < rdev->lldi.vr->qp.start + rdev->lldi.vr->qp.size; i++) if (!(i & rdev->qpmask)) kfifo_in(&rdev->resource.qid_fifo, (unsigned char *) &i, sizeof(u32)); diff --git a/drivers/infiniband/hw/cxgb4/t4.h b/drivers/infiniband/hw/cxgb4/t4.h index 97798d4..e0b4ae0 100644 --- a/drivers/infiniband/hw/cxgb4/t4.h +++ b/drivers/infiniband/hw/cxgb4/t4.h @@ -36,8 +36,6 @@ #include "t4_msg.h" #include "t4fw_ri_api.h" -#define T4_QID_BASE 1024 -#define T4_MAX_QIDS 256 #define T4_MAX_NUM_QP (1<<16) #define T4_MAX_NUM_CQ (1<<15) #define T4_MAX_NUM_PD (1<<15)