Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S936601AbWLBWvs (ORCPT ); Sat, 2 Dec 2006 17:51:48 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S936595AbWLBWvc (ORCPT ); Sat, 2 Dec 2006 17:51:32 -0500 Received: from rrcs-24-153-217-226.sw.biz.rr.com ([24.153.217.226]:33689 "EHLO smtp.opengridcomputing.com") by vger.kernel.org with ESMTP id S936589AbWLBWv3 (ORCPT ); Sat, 2 Dec 2006 17:51:29 -0500 From: Steve Wise Subject: [PATCH v2 13/13] Kconfig/Makefile Date: Sat, 02 Dec 2006 16:51:29 -0600 To: rdreier@cisco.com Cc: netdev@vger.kernel.org, openib-general@openib.org, linux-kernel@vger.kernel.org Message-Id: <20061202225129.27014.42302.stgit@dell3.ogc.int> In-Reply-To: <20061202224917.27014.15424.stgit@dell3.ogc.int> References: <20061202224917.27014.15424.stgit@dell3.ogc.int> Content-Type: text/plain; charset=utf-8; format=fixed Content-Transfer-Encoding: 8bit User-Agent: StGIT/0.10 Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 4269 Lines: 122 Signed-off-by: Steve Wise --- drivers/infiniband/Kconfig | 1 + drivers/infiniband/Makefile | 1 + drivers/infiniband/hw/cxgb3/Kconfig | 27 +++++++++++++++++++++++++++ drivers/infiniband/hw/cxgb3/Makefile | 12 ++++++++++++ drivers/infiniband/hw/cxgb3/locking.txt | 25 +++++++++++++++++++++++++ 5 files changed, 66 insertions(+), 0 deletions(-) diff --git a/drivers/infiniband/Kconfig b/drivers/infiniband/Kconfig index 59b3932..06453ab 100644 --- a/drivers/infiniband/Kconfig +++ b/drivers/infiniband/Kconfig @@ -38,6 +38,7 @@ source "drivers/infiniband/hw/mthca/Kcon source "drivers/infiniband/hw/ipath/Kconfig" source "drivers/infiniband/hw/ehca/Kconfig" source "drivers/infiniband/hw/amso1100/Kconfig" +source "drivers/infiniband/hw/cxgb3/Kconfig" source "drivers/infiniband/ulp/ipoib/Kconfig" diff --git a/drivers/infiniband/Makefile b/drivers/infiniband/Makefile index 570b30a..69bdd55 100644 --- a/drivers/infiniband/Makefile +++ b/drivers/infiniband/Makefile @@ -3,6 +3,7 @@ obj-$(CONFIG_INFINIBAND_MTHCA) += hw/mt obj-$(CONFIG_INFINIBAND_IPATH) += hw/ipath/ obj-$(CONFIG_INFINIBAND_EHCA) += hw/ehca/ obj-$(CONFIG_INFINIBAND_AMSO1100) += hw/amso1100/ +obj-$(CONFIG_INFINIBAND_CXGB3) += hw/cxgb3/ obj-$(CONFIG_INFINIBAND_IPOIB) += ulp/ipoib/ obj-$(CONFIG_INFINIBAND_SRP) += ulp/srp/ obj-$(CONFIG_INFINIBAND_ISER) += ulp/iser/ diff --git a/drivers/infiniband/hw/cxgb3/Kconfig b/drivers/infiniband/hw/cxgb3/Kconfig new file mode 100644 index 0000000..84f0f6e --- /dev/null +++ b/drivers/infiniband/hw/cxgb3/Kconfig @@ -0,0 +1,27 @@ +config INFINIBAND_CXGB3 + tristate "Chelsio RDMA Driver" + depends on CHELSIO_T3 && INFINIBAND + select GENERIC_ALLOCATOR + ---help--- + This is an iWARP/RDMA driver for the Chelsio T3 1GbE and + 10GbE adapters. + + For general information about Chelsio and our products, visit + our website at . + + For customer support, please visit our customer support page at + . + + Please send feedback to . + + To compile this driver as a module, choose M here: the module + will be called iw_cxgb3. + +config INFINIBAND_CXGB3_DEBUG + bool "Verbose debugging output" + depends on INFINIBAND_CXGB3 + default n + ---help--- + This option causes the Chelsio RDMA driver to produce copious + amounts of debug messages. Select this if you are developing + the driver or trying to diagnose a problem. diff --git a/drivers/infiniband/hw/cxgb3/Makefile b/drivers/infiniband/hw/cxgb3/Makefile new file mode 100644 index 0000000..0df2b3d --- /dev/null +++ b/drivers/infiniband/hw/cxgb3/Makefile @@ -0,0 +1,12 @@ +EXTRA_CFLAGS += -I$(TOPDIR)/drivers/net/cxgb3 \ + -I$(TOPDIR)/drivers/infiniband/hw/cxgb3/core + +obj-$(CONFIG_INFINIBAND_CXGB3) += iw_cxgb3.o + +iw_cxgb3-y := iwch_cm.o iwch_ev.o iwch_cq.o iwch_qp.o iwch_mem.o \ + iwch_provider.o iwch.o core/cxio_hal.o core/cxio_resource.o + +ifdef CONFIG_INFINIBAND_CXGB3_DEBUG +EXTRA_CFLAGS += -DDEBUG -O1 -g +iw_cxgb3-y += core/cxio_dbg.o +endif diff --git a/drivers/infiniband/hw/cxgb3/locking.txt b/drivers/infiniband/hw/cxgb3/locking.txt new file mode 100644 index 0000000..e5e9991 --- /dev/null +++ b/drivers/infiniband/hw/cxgb3/locking.txt @@ -0,0 +1,25 @@ +cq lock: + - spin lock + - used to synchronize the t3_cq + +qp lock: + - spin lock + - used to synchronize updates to the qp state, attrs, and the t3_wq. + - touched on interrupt and process context + +rnicp lock: + - spin lock + - touched on interrupt and process context + - used around lookup tables mapping CQID and QPID to a structure. + - used also to bump the refcnt atomically with the lookup. + +poll: + lock+disable on cq lock + lock qp lock for each cqe that is polled around the call + to cxio_poll_cq(). + +post: + lock+disable qp lock + +global mutex iwch_mutex: + used to maintain global device list. - 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/