From mboxrd@z Thu Jan 1 00:00:00 1970 From: Ira Weiny Subject: [PATCH 1/2] infiniband-diags/libibnetdisc: clean up PortInfo queries Date: Tue, 10 Nov 2009 14:01:37 -0800 Message-ID: <20091110140137.0c66e84f.weiny2@llnl.gov> Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Return-path: Sender: linux-rdma-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org To: Sasha Khapyorsky Cc: "linux-rdma-u79uwXL29TY76Z2rM5mHXA@public.gmane.org" List-Id: linux-rdma@vger.kernel.org Sasha, This and the subsequent patch clean up the port info query code to be more straight forward. First off I got rid of the "decode_port_info" function as it does very little and combined the smp_query_via call into a "query_port_info" The second patch removes the "get_port_info" function as it became nearly redundant with query_port_info. Ira From: Ira Weiny Date: Tue, 10 Nov 2009 11:22:03 -0800 Subject: [PATCH] infiniband-diags/libibnetdisc: clean up PortInfo queries remove old "decode_port_info" and replace with new "query_port_info" Signed-off-by: Ira Weiny --- infiniband-diags/libibnetdisc/src/ibnetdisc.c | 32 +++++++++++++----------- 1 files changed, 17 insertions(+), 15 deletions(-) diff --git a/infiniband-diags/libibnetdisc/src/ibnetdisc.c b/infiniband-diags/libibnetdisc/src/ibnetdisc.c index 62dff93..3f62f3f 100644 --- a/infiniband-diags/libibnetdisc/src/ibnetdisc.c +++ b/infiniband-diags/libibnetdisc/src/ibnetdisc.c @@ -57,16 +57,24 @@ static int show_progress = 0; int ibdebug; -void decode_port_info(ibnd_port_t * port) +int query_port_info(struct ibmad_port *ibmad_port, ib_portid_t * portid, + int portnum, ibnd_port_t * port) { + if (!smp_query_via(port->info, portid, IB_ATTR_PORT_INFO, + portnum, 0, ibmad_port)) + return -1; + port->base_lid = (uint16_t) mad_get_field(port->info, 0, IB_PORT_LID_F); port->lmc = (uint8_t) mad_get_field(port->info, 0, IB_PORT_LMC_F); + + return 0; } static int get_port_info(struct ibmad_port *ibmad_port, ibnd_fabric_t * fabric, ibnd_port_t * port, int portnum, ib_portid_t * portid) { + int rc = 0; char width[64], speed[64]; int iwidth; int ispeed; @@ -75,11 +83,8 @@ static int get_port_info(struct ibmad_port *ibmad_port, iwidth = mad_get_field(port->info, 0, IB_PORT_LINK_WIDTH_ACTIVE_F); ispeed = mad_get_field(port->info, 0, IB_PORT_LINK_SPEED_ACTIVE_F); - if (!smp_query_via(port->info, portid, IB_ATTR_PORT_INFO, - portnum, 0, ibmad_port)) - return -1; - - decode_port_info(port); + if ((rc = query_port_info(ibmad_port, portid, portnum, port)) != 0) + return rc; IBND_DEBUG ("portid %s portnum %d: base lid %d state %d physstate %d %s %s\n", @@ -123,10 +128,8 @@ static int query_node(struct ibmad_port *ibmad_port, ibnd_fabric_t * fabric, if (!smp_query_via(nd, portid, IB_ATTR_NODE_DESC, 0, 0, ibmad_port)) return -1; - if (!smp_query_via(port->info, portid, IB_ATTR_PORT_INFO, 0, 0, - ibmad_port)) - return -1; - decode_port_info(port); + if ((rc = query_port_info(ibmad_port, portid, 0, port)) != 0) + return rc; if (node->type != IB_NODE_SWITCH) return 0; @@ -134,11 +137,10 @@ static int query_node(struct ibmad_port *ibmad_port, ibnd_fabric_t * fabric, node->smalid = port->base_lid; node->smalmc = port->lmc; - /* after we have the sma information find out the real PortInfo for this port */ - if (!smp_query_via(port->info, portid, IB_ATTR_PORT_INFO, - port->portnum, 0, ibmad_port)) - return -1; - decode_port_info(port); + /* after we have the sma information find out the "real" PortInfo for + * the external port */ + if ((rc = query_port_info(ibmad_port, portid, port->portnum, port)) != 0) + return rc; port->base_lid = (uint16_t) node->smalid; /* LID is still defined by port 0 */ port->lmc = (uint8_t) node->smalmc; -- 1.5.4.5 -- To unsubscribe from this list: send the line "unsubscribe linux-rdma" in the body of a message to majordomo-u79uwXL29TY76Z2rM5mHXA@public.gmane.org More majordomo info at http://vger.kernel.org/majordomo-info.html