On Fri, 19 Aug 2011 09:54:01 -0700
Hal Rosenstock <[email protected]> wrote:

> 
> Signed-off-by: Hal Rosenstock <[email protected]>
> ---
>  libibnetdisc/include/infiniband/ibnetdisc.h |    3 +-
>  libibnetdisc/src/ibnetdisc.c                |  148 
> ++++++++++++++++++++++++++-
>  libibnetdisc/src/query_smp.c                |   10 ++
>  src/ibnetdiscover.c                         |   21 +++-
>  4 files changed, 173 insertions(+), 9 deletions(-)
> 
> diff --git a/libibnetdisc/include/infiniband/ibnetdisc.h 
> b/libibnetdisc/include/infiniband/ibnetdisc.h
> index 300094e..59c5606 100644
> --- a/libibnetdisc/include/infiniband/ibnetdisc.h
> +++ b/libibnetdisc/include/infiniband/ibnetdisc.h
> @@ -1,7 +1,7 @@
>  /*
>   * Copyright (c) 2009 Voltaire, Inc. All rights reserved.
>   * Copyright (c) 2008 Lawrence Livermore National Lab.  All rights reserved.
> - * Copyright (c) 2010 Mellanox Technologies LTD.  All rights reserved.
> + * Copyright (c) 2010-2011 Mellanox Technologies LTD.  All rights reserved.
>   *
>   * This software is available to you under a choice of one of two
>   * licenses.  You may choose to be licensed under the terms of the GNU
> @@ -109,6 +109,7 @@ typedef struct ibnd_port {
>         uint8_t lmc;
>         /* use libibmad decoder functions for info */
>         uint8_t info[IB_SMP_DATA_SIZE];
> +       uint8_t ext_info[IB_SMP_DATA_SIZE];
> 
>         /* internal use only */
>         struct ibnd_port *htnext;
> diff --git a/libibnetdisc/src/ibnetdisc.c b/libibnetdisc/src/ibnetdisc.c
> index e9dbaf9..60bd28d 100644
> --- a/libibnetdisc/src/ibnetdisc.c
> +++ b/libibnetdisc/src/ibnetdisc.c
> @@ -170,12 +170,14 @@ static void debug_port(ib_portid_t * portid, 
> ibnd_port_t * port)
>  {
>         char width[64], speed[64];
>         int iwidth;
> -       int ispeed, espeed;
> +       int ispeed, fdr10, espeed;
>         uint8_t *info;
>         uint32_t cap_mask;
> 
>         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);
> +       fdr10 = mad_get_field(port->ext_info, 0,
> +                             IB_MLNX_EXT_PORT_LINK_SPEED_ACTIVE_F);
> 
>         if (port->node->type == IB_NODE_SWITCH)
>                 info = (uint8_t *)&port->node->ports[0]->info;
> @@ -187,15 +189,132 @@ static void debug_port(ib_portid_t * portid, 
> ibnd_port_t * port)
>         else
>                 espeed = 0;
>         IBND_DEBUG
> -           ("portid %s portnum %d: base lid %d state %d physstate %d %s %s 
> %s\n",
> +           ("portid %s portnum %d: base lid %d state %d physstate %d %s %s 
> %s %s\n",
>              portid2str(portid), port->portnum, port->base_lid,
>              mad_get_field(port->info, 0, IB_PORT_STATE_F),
>              mad_get_field(port->info, 0, IB_PORT_PHYS_STATE_F),
>              mad_dump_val(IB_PORT_LINK_WIDTH_ACTIVE_F, width, 64, &iwidth),
>              mad_dump_val(IB_PORT_LINK_SPEED_ACTIVE_F, speed, 64, &ispeed),
> +            (fdr10 & FDR10) ? "FDR10"  : "",
>              mad_dump_val(IB_PORT_LINK_SPEED_EXT_ACTIVE_F, speed, 64, 
> &espeed));

FDR10 is not defined?  I seem to recall a thread discussing the value (0x1) and 
you adding the #define in libibmad but I don't see it now.  :-/

Ira

>  }
> 
> +static int is_mlnx_ext_port_info_supported(ibnd_port_t * port)
> +{
> +       uint16_t devid = mad_get_field(port->node->info, 0, IB_NODE_DEVID_F);
> +
> +       if (devid == 0xc738)
> +               return 1;
> +       if (devid >= 0x1003 && devid <= 0x1010)
> +               return 1;
> +       return 0;
> +}
> +
> +int mlnx_ext_port_info_err(smp_engine_t * engine, ibnd_smp_t * smp,
> +                          uint8_t * mad, void *cb_data)
> +{
> +       ibnd_fabric_t *fabric = ((ibnd_scan_t *) engine->user_data)->fabric;
> +       ibnd_node_t *node = cb_data;
> +       ibnd_port_t *port;
> +       uint8_t port_num, local_port;
> +
> +       port_num = (uint8_t) mad_get_field(mad, 0, IB_MAD_ATTRMOD_F);
> +       port = node->ports[port_num];
> +       if (!port) {
> +               IBND_ERROR("Failed to find 0x%" PRIx64 " port %u\n",
> +                          node->guid, port_num);
> +               return -1;
> +       }
> +
> +       local_port = (uint8_t) mad_get_field(port->info, 0, 
> IB_PORT_LOCAL_PORT_F);
> +       debug_port(&smp->path, port);
> +
> +       if (port_num && mad_get_field(port->info, 0, IB_PORT_PHYS_STATE_F)
> +           == IB_PORT_PHYS_STATE_LINKUP
> +           && ((node->type == IB_NODE_SWITCH && port_num != local_port) ||
> +               (node == fabric->from_node && port_num == 
> fabric->from_portnum))) {
> +               int rc = 0;
> +               ib_portid_t path = smp->path;
> +
> +               if (node->type != IB_NODE_SWITCH &&
> +                   node == fabric->from_node &&
> +                   path.drpath.cnt > 1)
> +                       rc = retract_dpath(engine, &path);
> +               else {
> +                       /* we can't proceed through an HCA with DR */
> +                       if (path.lid == 0 || node->type == IB_NODE_SWITCH)
> +                               rc = extend_dpath(engine, &path, port_num);
> +               }
> +
> +               if (rc > 0) {
> +                       struct ni_cbdata * cbdata = malloc(sizeof(*cbdata));
> +                       cbdata->node = node;
> +                       cbdata->port_num = port_num;
> +                       query_node_info(engine, &path, cbdata);
> +               }
> +       }
> +
> +       return 0;
> +}
> +
> +static int recv_mlnx_ext_port_info(smp_engine_t * engine, ibnd_smp_t * smp,
> +                                  uint8_t * mad, void *cb_data)
> +{
> +       ibnd_fabric_t *fabric = ((ibnd_scan_t *) engine->user_data)->fabric;
> +       ibnd_node_t *node = cb_data;
> +       ibnd_port_t *port;
> +       uint8_t *ext_port_info = mad + IB_SMP_DATA_OFFS;
> +       uint8_t port_num, local_port;
> +
> +       port_num = (uint8_t) mad_get_field(mad, 0, IB_MAD_ATTRMOD_F);
> +       port = node->ports[port_num];
> +       if (!port) {
> +               IBND_ERROR("Failed to find 0x%" PRIx64 " port %u\n",
> +                          node->guid, port_num);
> +               return -1;
> +       }
> +
> +       memcpy(port->ext_info, ext_port_info, sizeof(port->ext_info));
> +       local_port = (uint8_t) mad_get_field(port->info, 0, 
> IB_PORT_LOCAL_PORT_F);
> +       debug_port(&smp->path, port);
> +
> +       if (port_num && mad_get_field(port->info, 0, IB_PORT_PHYS_STATE_F)
> +           == IB_PORT_PHYS_STATE_LINKUP
> +           && ((node->type == IB_NODE_SWITCH && port_num != local_port) ||
> +               (node == fabric->from_node && port_num == 
> fabric->from_portnum))) {
> +               int rc = 0;
> +               ib_portid_t path = smp->path;
> +
> +               if (node->type != IB_NODE_SWITCH &&
> +                   node == fabric->from_node &&
> +                   path.drpath.cnt > 1)
> +                       rc = retract_dpath(engine, &path);
> +               else {
> +                       /* we can't proceed through an HCA with DR */
> +                       if (path.lid == 0 || node->type == IB_NODE_SWITCH)
> +                               rc = extend_dpath(engine, &path, port_num);
> +               }
> +
> +               if (rc > 0) {
> +                       struct ni_cbdata * cbdata = malloc(sizeof(*cbdata));
> +                       cbdata->node = node;
> +                       cbdata->port_num = port_num;
> +                       query_node_info(engine, &path, cbdata);
> +               }
> +       }
> +
> +       return 0;
> +}
> +
> +static int query_mlnx_ext_port_info(smp_engine_t * engine, ib_portid_t * 
> portid,
> +                                   ibnd_node_t * node, int portnum)
> +{
> +       IBND_DEBUG("Query MLNX Extended Port Info; %s (0x%" PRIx64 "):%d\n",
> +                  portid2str(portid), node->guid, portnum);
> +       return issue_smp(engine, portid, IB_ATTR_MLNX_EXT_PORT_INFO, portnum,
> +                        recv_mlnx_ext_port_info, node);
> +}
> +
>  static int recv_port_info(smp_engine_t * engine, ibnd_smp_t * smp,
>                           uint8_t * mad, void *cb_data)
>  {
> @@ -204,6 +323,9 @@ static int recv_port_info(smp_engine_t * engine, 
> ibnd_smp_t * smp,
>         ibnd_port_t *port;
>         uint8_t *port_info = mad + IB_SMP_DATA_OFFS;
>         uint8_t port_num, local_port;
> +       int phystate, ispeed, espeed;
> +       uint8_t *info;
> +       uint32_t cap_mask;
> 
>         port_num = (uint8_t) mad_get_field(mad, 0, IB_MAD_ATTRMOD_F);
>         local_port = (uint8_t) mad_get_field(port_info, 0, 
> IB_PORT_LOCAL_PORT_F);
> @@ -238,6 +360,28 @@ static int recv_port_info(smp_engine_t * engine, 
> ibnd_smp_t * smp,
> 
>         add_to_portguid_hash(port, fabric->portstbl);
> 
> +       if (is_mlnx_ext_port_info_supported(port)) {
> +               phystate = mad_get_field(port->info, 0, IB_PORT_PHYS_STATE_F);
> +               ispeed = mad_get_field(port->info, 0, 
> IB_PORT_LINK_SPEED_ACTIVE_F);
> +               if (port->node->type == IB_NODE_SWITCH)
> +                       info = (uint8_t *)&port->node->ports[0]->info;
> +               else
> +                       info = (uint8_t *)&port->info;
> +               cap_mask = mad_get_field(info, 0, IB_PORT_CAPMASK_F);
> +               if (cap_mask & IB_PORT_CAP_HAS_EXT_SPEEDS)
> +                       espeed = mad_get_field(port->info, 0, 
> IB_PORT_LINK_SPEED_EXT_ACTIVE_F);
> +               else
> +                       espeed = 0;
> +
> +               if (phystate == IB_PORT_PHYS_STATE_LINKUP &&
> +                   ispeed == IB_LINK_SPEED_ACTIVE_10 &&
> +                   espeed == IB_LINK_SPEED_EXT_ACTIVE_NONE) {  /* LinkUp/QDR 
> */
> +                       query_mlnx_ext_port_info(engine, &smp->path,
> +                                                node, port_num);
> +                       return 0;
> +               }
> +       }
> +
>         debug_port(&smp->path, port);
> 
>         if (port_num && mad_get_field(port->info, 0, IB_PORT_PHYS_STATE_F)
> diff --git a/libibnetdisc/src/query_smp.c b/libibnetdisc/src/query_smp.c
> index 5fb3e18..f4beb39 100644
> --- a/libibnetdisc/src/query_smp.c
> +++ b/libibnetdisc/src/query_smp.c
> @@ -1,5 +1,6 @@
>  /*
>   * Copyright (c) 2010 Lawrence Livermore National Laboratory
> + * Copyright (c) 2011 Mellanox Technologies LTD.  All rights reserved.
>   *
>   * This software is available to you under a choice of one of two
>   * licenses.  You may choose to be licensed under the terms of the GNU
> @@ -40,6 +41,9 @@
>  #include <infiniband/umad.h>
>  #include "internal.h"
> 
> +extern int mlnx_ext_port_info_err(smp_engine_t * engine, ibnd_smp_t * smp,
> +                                 uint8_t * mad, void *cb_data);
> +
>  static void queue_smp(smp_engine_t * engine, ibnd_smp_t * smp)
>  {
>         smp->qnext = NULL;
> @@ -190,10 +194,16 @@ static int process_one_recv(smp_engine_t * engine)
>                 IBND_ERROR("umad (%s Attr 0x%x:%u) bad status %d; %s\n",
>                            portid2str(&smp->path), smp->rpc.attr.id,
>                            smp->rpc.attr.mod, status, strerror(status));
> +               if (smp->rpc.attr.id == IB_ATTR_MLNX_EXT_PORT_INFO)
> +                       rc = mlnx_ext_port_info_err(engine, smp, mad,
> +                                                   smp->cb_data);
>         } else if ((status = mad_get_field(mad, 0, IB_DRSMP_STATUS_F))) {
>                 IBND_ERROR("mad (%s Attr 0x%x:%u) bad status 0x%x\n",
>                            portid2str(&smp->path), smp->rpc.attr.id,
>                            smp->rpc.attr.mod, status);
> +               if (smp->rpc.attr.id == IB_ATTR_MLNX_EXT_PORT_INFO)
> +                       rc = mlnx_ext_port_info_err(engine, smp, mad,
> +                                                   smp->cb_data);
>         } else
>                 rc = smp->cb(engine, smp, mad, smp->cb_data);
> 
> diff --git a/src/ibnetdiscover.c b/src/ibnetdiscover.c
> index 0966217..ed41e0d 100644
> --- a/src/ibnetdiscover.c
> +++ b/src/ibnetdiscover.c
> @@ -100,11 +100,14 @@ char *dump_linkspeed_compat(uint32_t speed)
>         return ("???");
>  }
> 
> -char *dump_linkspeedext_compat(uint32_t espeed, uint32_t speed)
> +char *dump_linkspeedext_compat(uint32_t espeed, uint32_t speed, uint32_t 
> fdr10)
>  {
>         switch (espeed) {
>         case 0:
> -               return dump_linkspeed_compat(speed);
> +               if (fdr10 & FDR10)
> +                       return ("FDR10");
> +               else
> +                       return dump_linkspeed_compat(speed);
>                 break;
>         case 1:
>                 return ("FDR");
> @@ -358,6 +361,8 @@ void out_switch_port(ibnd_port_t * port, int group, char 
> *out_prefix)
>                                         IB_PORT_LINK_WIDTH_ACTIVE_F);
>         uint32_t ispeed = mad_get_field(port->info, 0,
>                                         IB_PORT_LINK_SPEED_ACTIVE_F);
> +       uint32_t fdr10 = mad_get_field(port->ext_info, 0,
> +                                      IB_MLNX_EXT_PORT_LINK_SPEED_ACTIVE_F);
>         uint32_t cap_mask, espeed;
> 
>         DEBUG("port %p:%d remoteport %p\n", port, port->portnum,
> @@ -393,7 +398,7 @@ void out_switch_port(ibnd_port_t * port, int group, char 
> *out_prefix)
>                 dump_linkwidth_compat(iwidth),
>                 (ispeed != 4 && !espeed) ?
>                         dump_linkspeed_compat(ispeed) :
> -                       dump_linkspeedext_compat(espeed, ispeed));
> +                       dump_linkspeedext_compat(espeed, ispeed, fdr10));
> 
>         if (full_info)
>                 fprintf(f, " s=%d w=%d", ispeed, iwidth);
> @@ -415,6 +420,8 @@ void out_ca_port(ibnd_port_t * port, int group, char 
> *out_prefix)
>                                         IB_PORT_LINK_WIDTH_ACTIVE_F);
>         uint32_t ispeed = mad_get_field(port->info, 0,
>                                         IB_PORT_LINK_SPEED_ACTIVE_F);
> +       uint32_t fdr10 = mad_get_field(port->ext_info, 0,
> +                                      IB_MLNX_EXT_PORT_LINK_SPEED_ACTIVE_F);
>         uint32_t cap_mask, espeed;
> 
>         fprintf(f, "%s[%d]", out_prefix ? out_prefix : "", port->portnum);
> @@ -447,7 +454,7 @@ void out_ca_port(ibnd_port_t * port, int group, char 
> *out_prefix)
>                 dump_linkwidth_compat(iwidth),
>                 (ispeed != 4 && !espeed) ?
>                         dump_linkspeed_compat(ispeed) :
> -                       dump_linkspeedext_compat(espeed, ispeed));
> +                       dump_linkspeedext_compat(espeed, ispeed, fdr10));
> 
>         if (full_info)
>                 fprintf(f, " s=%d w=%d", ispeed, iwidth);
> @@ -671,7 +678,7 @@ void dump_ports_report(ibnd_node_t * node, void 
> *user_data)
>         /* for each port */
>         for (p = node->numports, port = node->ports[p]; p > 0;
>              port = node->ports[--p]) {
> -               uint32_t iwidth, ispeed, espeed, cap_mask;
> +               uint32_t iwidth, ispeed, fdr10, espeed, cap_mask;
>                 uint8_t *info;
>                 if (port == NULL)
>                         continue;
> @@ -689,6 +696,8 @@ void dump_ports_report(ibnd_node_t * node, void 
> *user_data)
>                                                
> IB_PORT_LINK_SPEED_EXT_ACTIVE_F);
>                 else
>                         espeed = 0;
> +               fdr10 = mad_get_field(port->ext_info, 0,
> +                                     IB_MLNX_EXT_PORT_LINK_SPEED_ACTIVE_F);
>                 nodename = remap_node_name(node_name_map,
>                                            port->node->guid,
>                                            port->node->nodedesc);
> @@ -700,7 +709,7 @@ void dump_ports_report(ibnd_node_t * node, void 
> *user_data)
>                         dump_linkwidth_compat(iwidth),
>                         (ispeed != 4 && !espeed) ?
>                                 dump_linkspeed_compat(ispeed) :
> -                               dump_linkspeedext_compat(espeed, ispeed));
> +                               dump_linkspeedext_compat(espeed, ispeed, 
> fdr10));
>                 if (port->remoteport) {
>                         rem_nodename = remap_node_name(node_name_map,
>                                               port->remoteport->node->guid,
> --
> 1.5.3
> 
> --
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-- 
Ira Weiny
Math Programmer/Computer Scientist
Lawrence Livermore National Lab
925-423-8008
[email protected]
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