]> pilppa.org Git - linux-2.6-omap-h63xx.git/blobdiff - drivers/infiniband/hw/ipath/ipath_mad.c
IB/ipath: Fix IB_EVENT_PORT_ERR event
[linux-2.6-omap-h63xx.git] / drivers / infiniband / hw / ipath / ipath_mad.c
index 25908b02fbe578f57fd6ee7128ea0c9b22169f32..0ae3a7c3f86ecc87d873a880bd79fd566445ce09 100644 (file)
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2006 QLogic, Inc. All rights reserved.
+ * Copyright (c) 2006, 2007 QLogic Corporation. All rights reserved.
  * Copyright (c) 2005, 2006 PathScale, Inc. All rights reserved.
  *
  * This software is available to you under a choice of one of two
@@ -103,7 +103,7 @@ static int recv_subn_get_nodeinfo(struct ib_smp *smp,
        /* This is already in network order */
        nip->sys_guid = to_idev(ibdev)->sys_image_guid;
        nip->node_guid = dd->ipath_guid;
-       nip->port_guid = nip->sys_guid;
+       nip->port_guid = dd->ipath_guid;
        nip->partition_cap = cpu_to_be16(ipath_get_npkeys(dd));
        nip->device_id = cpu_to_be16(dd->ipath_deviceid);
        majrev = dd->ipath_majrev;
@@ -245,7 +245,7 @@ static int recv_subn_get_portinfo(struct ib_smp *smp,
 
        /* Only return the mkey if the protection field allows it. */
        if (smp->method == IB_MGMT_METHOD_SET || dev->mkey == smp->mkey ||
-           (dev->mkeyprot_resv_lmc >> 6) == 0)
+           dev->mkeyprot == 0)
                pip->mkey = dev->mkey;
        pip->gid_prefix = dev->gid_prefix;
        lid = dev->dd->ipath_lid;
@@ -264,7 +264,7 @@ static int recv_subn_get_portinfo(struct ib_smp *smp,
        pip->portphysstate_linkdown =
                (ipath_cvt_physportstate[ibcstat & 0xf] << 4) |
                (get_linkdowndefaultstate(dev->dd) ? 1 : 2);
-       pip->mkeyprot_resv_lmc = dev->mkeyprot_resv_lmc;
+       pip->mkeyprot_resv_lmc = (dev->mkeyprot << 6) | dev->dd->ipath_lmc;
        pip->linkspeedactive_enabled = 0x11;    /* 2.5Gbps, 2.5Gbps */
        switch (dev->dd->ipath_ibmtu) {
        case 4096:
@@ -292,7 +292,12 @@ static int recv_subn_get_portinfo(struct ib_smp *smp,
        /* pip->vl_arb_high_cap; // only one VL */
        /* pip->vl_arb_low_cap; // only one VL */
        /* InitTypeReply = 0 */
-       pip->inittypereply_mtucap = IB_MTU_4096;
+       /*
+        * Note: the chips support a maximum MTU of 4096, but the driver
+        * hasn't implemented this feature yet, so set the maximum value
+        * to 2048.
+        */
+       pip->inittypereply_mtucap = IB_MTU_2048;
        // HCAs ignore VLStallCount and HOQLife
        /* pip->vlstallcnt_hoqlife; */
        pip->operationalvl_pei_peo_fpi_fpo = 0x10;      /* OVLs = 1 */
@@ -396,6 +401,7 @@ static int recv_subn_set_portinfo(struct ib_smp *smp,
        struct ib_port_info *pip = (struct ib_port_info *)smp->data;
        struct ib_event event;
        struct ipath_ibdev *dev;
+       struct ipath_devdata *dd;
        u32 flags;
        char clientrereg = 0;
        u16 lid, smlid;
@@ -410,6 +416,7 @@ static int recv_subn_set_portinfo(struct ib_smp *smp,
                goto err;
 
        dev = to_idev(ibdev);
+       dd = dev->dd;
        event.device = ibdev;
        event.element.port_num = port;
 
@@ -418,11 +425,12 @@ static int recv_subn_set_portinfo(struct ib_smp *smp,
        dev->mkey_lease_period = be16_to_cpu(pip->mkey_lease_period);
 
        lid = be16_to_cpu(pip->lid);
-       if (lid != dev->dd->ipath_lid) {
+       if (dd->ipath_lid != lid ||
+           dd->ipath_lmc != (pip->mkeyprot_resv_lmc & 7)) {
                /* Must be a valid unicast LID address. */
                if (lid == 0 || lid >= IPATH_MULTICAST_LID_BASE)
                        goto err;
-               ipath_set_lid(dev->dd, lid, pip->mkeyprot_resv_lmc & 7);
+               ipath_set_lid(dd, lid, pip->mkeyprot_resv_lmc & 7);
                event.event = IB_EVENT_LID_CHANGE;
                ib_dispatch_event(&event);
        }
@@ -456,18 +464,18 @@ static int recv_subn_set_portinfo(struct ib_smp *smp,
        case 0: /* NOP */
                break;
        case 1: /* SLEEP */
-               if (set_linkdowndefaultstate(dev->dd, 1))
+               if (set_linkdowndefaultstate(dd, 1))
                        goto err;
                break;
        case 2: /* POLL */
-               if (set_linkdowndefaultstate(dev->dd, 0))
+               if (set_linkdowndefaultstate(dd, 0))
                        goto err;
                break;
        default:
                goto err;
        }
 
-       dev->mkeyprot_resv_lmc = pip->mkeyprot_resv_lmc;
+       dev->mkeyprot = pip->mkeyprot_resv_lmc >> 6;
        dev->vl_high_limit = pip->vl_high_limit;
 
        switch ((pip->neighbormtu_mastersmsl >> 4) & 0xF) {
@@ -490,7 +498,7 @@ static int recv_subn_set_portinfo(struct ib_smp *smp,
                /* XXX We have already partially updated our state! */
                goto err;
        }
-       ipath_set_mtu(dev->dd, mtu);
+       ipath_set_mtu(dd, mtu);
 
        dev->sm_sl = pip->neighbormtu_mastersmsl & 0xF;
 
@@ -506,16 +514,16 @@ static int recv_subn_set_portinfo(struct ib_smp *smp,
         * later.
         */
        if (pip->pkey_violations == 0)
-               dev->z_pkey_violations = ipath_get_cr_errpkey(dev->dd);
+               dev->z_pkey_violations = ipath_get_cr_errpkey(dd);
 
        if (pip->qkey_violations == 0)
                dev->qkey_violations = 0;
 
        ore = pip->localphyerrors_overrunerrors;
-       if (set_phyerrthreshold(dev->dd, (ore >> 4) & 0xF))
+       if (set_phyerrthreshold(dd, (ore >> 4) & 0xF))
                goto err;
 
-       if (set_overrunthreshold(dev->dd, (ore & 0xF)))
+       if (set_overrunthreshold(dd, (ore & 0xF)))
                goto err;
 
        dev->subnet_timeout = pip->clientrereg_resv_subnetto & 0x1F;
@@ -533,7 +541,7 @@ static int recv_subn_set_portinfo(struct ib_smp *smp,
         * is down or is being set to down.
         */
        state = pip->linkspeed_portstate & 0xF;
-       flags = dev->dd->ipath_flags;
+       flags = dd->ipath_flags;
        lstate = (pip->portphysstate_linkdown >> 4) & 0xF;
        if (lstate && !(state == IB_PORT_DOWN || state == IB_PORT_NOP))
                goto err;
@@ -549,7 +557,7 @@ static int recv_subn_set_portinfo(struct ib_smp *smp,
                /* FALLTHROUGH */
        case IB_PORT_DOWN:
                if (lstate == 0)
-                       if (get_linkdowndefaultstate(dev->dd))
+                       if (get_linkdowndefaultstate(dd))
                                lstate = IPATH_IB_LINKDOWN_SLEEP;
                        else
                                lstate = IPATH_IB_LINKDOWN;
@@ -561,27 +569,17 @@ static int recv_subn_set_portinfo(struct ib_smp *smp,
                        lstate = IPATH_IB_LINKDOWN_DISABLE;
                else
                        goto err;
-               ipath_set_linkstate(dev->dd, lstate);
-               if (flags & IPATH_LINKACTIVE) {
-                       event.event = IB_EVENT_PORT_ERR;
-                       ib_dispatch_event(&event);
-               }
+               ipath_set_linkstate(dd, lstate);
                break;
        case IB_PORT_ARMED:
                if (!(flags & (IPATH_LINKINIT | IPATH_LINKACTIVE)))
                        break;
-               ipath_set_linkstate(dev->dd, IPATH_IB_LINKARM);
-               if (flags & IPATH_LINKACTIVE) {
-                       event.event = IB_EVENT_PORT_ERR;
-                       ib_dispatch_event(&event);
-               }
+               ipath_set_linkstate(dd, IPATH_IB_LINKARM);
                break;
        case IB_PORT_ACTIVE:
                if (!(flags & IPATH_LINKARMED))
                        break;
-               ipath_set_linkstate(dev->dd, IPATH_IB_LINKACTIVE);
-               event.event = IB_EVENT_PORT_ACTIVE;
-               ib_dispatch_event(&event);
+               ipath_set_linkstate(dd, IPATH_IB_LINKACTIVE);
                break;
        default:
                /* XXX We have already partially updated our state! */
@@ -1345,7 +1343,7 @@ static int process_subn(struct ib_device *ibdev, int mad_flags,
        if (dev->mkey_lease_timeout && jiffies >= dev->mkey_lease_timeout) {
                /* Clear timeout and mkey protection field. */
                dev->mkey_lease_timeout = 0;
-               dev->mkeyprot_resv_lmc &= 0x3F;
+               dev->mkeyprot = 0;
        }
 
        /*
@@ -1356,7 +1354,7 @@ static int process_subn(struct ib_device *ibdev, int mad_flags,
            dev->mkey != smp->mkey &&
            (smp->method == IB_MGMT_METHOD_SET ||
             (smp->method == IB_MGMT_METHOD_GET &&
-             (dev->mkeyprot_resv_lmc >> 7) != 0))) {
+             dev->mkeyprot >= 2))) {
                if (dev->mkey_violations != 0xFFFF)
                        ++dev->mkey_violations;
                if (dev->mkey_lease_timeout ||