diff options
| author |   Or Gerlitz <ogerlitz@mellanox.com> | 2014-07-08 12:45:10 +0300 |
|---|---|---|
| committer |   Roland Dreier <roland@purestorage.com> | 2014-08-05 07:47:33 -0700 |
| commit | e316453301f02bfcaabcb86e628f3dbef2e96c7e (patch) | |
| tree | 4ddd58df2ed33ae4550020888c053731b8534a78 /drivers/infiniband/hw/ipath/ipath_mad.c | |
| parent | Linux 3.16-rc7 (diff) | |
| download | linux-dev-e316453301f02bfcaabcb86e628f3dbef2e96c7e.tar.xz linux-dev-e316453301f02bfcaabcb86e628f3dbef2e96c7e.zip | |
IB/ipath: Add P_Key change event support
Deliver P_Key_CHANGE event through the relevant IB device when
the local pkey table changes.
Signed-off-by: Or Gerlitz <ogerlitz@mellanox.com>
Signed-off-by: Roland Dreier <roland@purestorage.com>
Diffstat (limited to 'drivers/infiniband/hw/ipath/ipath_mad.c')
| -rw-r--r-- | drivers/infiniband/hw/ipath/ipath_mad.c | 14 |
1 files changed, 10 insertions, 4 deletions
diff --git a/drivers/infiniband/hw/ipath/ipath_mad.c b/drivers/infiniband/hw/ipath/ipath_mad.c index 43f2d0424d4f..e890e5ba0e01 100644 --- a/drivers/infiniband/hw/ipath/ipath_mad.c +++ b/drivers/infiniband/hw/ipath/ipath_mad.c @@ -726,7 +726,7 @@ bail: * @dd: the infinipath device * @pkeys: the PKEY table */ -static int set_pkeys(struct ipath_devdata *dd, u16 *pkeys) +static int set_pkeys(struct ipath_devdata *dd, u16 *pkeys, u8 port) { struct ipath_portdata *pd; int i; @@ -759,6 +759,7 @@ static int set_pkeys(struct ipath_devdata *dd, u16 *pkeys) } if (changed) { u64 pkey; + struct ib_event event; pkey = (u64) dd->ipath_pkeys[0] | ((u64) dd->ipath_pkeys[1] << 16) | @@ -768,12 +769,17 @@ static int set_pkeys(struct ipath_devdata *dd, u16 *pkeys) (unsigned long long) pkey); ipath_write_kreg(dd, dd->ipath_kregs->kr_partitionkey, pkey); + + event.event = IB_EVENT_PKEY_CHANGE; + event.device = &dd->verbs_dev->ibdev; + event.element.port_num = port; + ib_dispatch_event(&event); } return 0; } static int recv_subn_set_pkeytable(struct ib_smp *smp, - struct ib_device *ibdev) + struct ib_device *ibdev, u8 port) { u32 startpx = 32 * (be32_to_cpu(smp->attr_mod) & 0xffff); __be16 *p = (__be16 *) smp->data; @@ -784,7 +790,7 @@ static int recv_subn_set_pkeytable(struct ib_smp *smp, for (i = 0; i < n; i++) q[i] = be16_to_cpu(p[i]); - if (startpx != 0 || set_pkeys(dev->dd, q) != 0) + if (startpx != 0 || set_pkeys(dev->dd, q, port) != 0) smp->status |= IB_SMP_INVALID_FIELD; return recv_subn_get_pkeytable(smp, ibdev); @@ -1342,7 +1348,7 @@ static int process_subn(struct ib_device *ibdev, int mad_flags, ret = recv_subn_set_portinfo(smp, ibdev, port_num); goto bail; case IB_SMP_ATTR_PKEY_TABLE: - ret = recv_subn_set_pkeytable(smp, ibdev); + ret = recv_subn_set_pkeytable(smp, ibdev, port_num); goto bail; case IB_SMP_ATTR_SM_INFO: if (dev->port_cap_flags & IB_PORT_SM_DISABLED) { |