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path: root/drivers/infiniband/hw/mlx4/alias_GUID.c
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Diffstat (limited to 'drivers/infiniband/hw/mlx4/alias_GUID.c')
-rw-r--r--drivers/infiniband/hw/mlx4/alias_GUID.c104
1 files changed, 48 insertions, 56 deletions
diff --git a/drivers/infiniband/hw/mlx4/alias_GUID.c b/drivers/infiniband/hw/mlx4/alias_GUID.c
index e4edd73f79b9..5b4080740321 100644
--- a/drivers/infiniband/hw/mlx4/alias_GUID.c
+++ b/drivers/infiniband/hw/mlx4/alias_GUID.c
@@ -298,19 +298,17 @@ static void aliasguid_query_handler(int status,
*/
if (sm_response == MLX4_NOT_SET_GUID) {
if (rec->guids_retry_schedule[i] == 0)
- mlx4_ib_warn(&dev->ib_dev, "%s:Record num %d in "
- "block_num: %d was declined by SM, "
- "ownership by %d (0 = driver, 1=sysAdmin,"
- " 2=None)\n", __func__, i,
- guid_rec->block_num,
- rec->ownership);
+ mlx4_ib_warn(&dev->ib_dev,
+ "%s:Record num %d in block_num: %d was declined by SM\n",
+ __func__, i,
+ guid_rec->block_num);
goto entry_declined;
} else {
/* properly assigned record. */
/* We save the GUID we just got from the SM in the
* admin_guid in order to be persistent, and in the
* request from the sm the process will ask for the same GUID */
- if (rec->ownership == MLX4_GUID_SYSADMIN_ASSIGN &&
+ if (required_val &&
sm_response != required_val) {
/* Warn only on first retry */
if (rec->guids_retry_schedule[i] == 0)
@@ -416,9 +414,7 @@ static void invalidate_guid_record(struct mlx4_ib_dev *dev, u8 port, int index)
need to assign GUIDs, then don't put it up for assignment.
*/
if (MLX4_GUID_FOR_DELETE_VAL == cur_admin_val ||
- (!index && !i) ||
- MLX4_GUID_NONE_ASSIGN == dev->sriov.alias_guid.
- ports_guid[port - 1].all_rec_per_port[index].ownership)
+ (!index && !i))
continue;
comp_mask |= mlx4_ib_get_aguid_comp_mask_from_ix(i);
}
@@ -526,6 +522,30 @@ out:
return err;
}
+static void mlx4_ib_guid_port_init(struct mlx4_ib_dev *dev, int port)
+{
+ int j, k, entry;
+ __be64 guid;
+
+ /*Check if the SM doesn't need to assign the GUIDs*/
+ for (j = 0; j < NUM_ALIAS_GUID_REC_IN_PORT; j++) {
+ for (k = 0; k < NUM_ALIAS_GUID_IN_REC; k++) {
+ entry = j * NUM_ALIAS_GUID_IN_REC + k;
+ /* no request for the 0 entry (hw guid) */
+ if (!entry || entry > dev->dev->persist->num_vfs ||
+ !mlx4_is_slave_active(dev->dev, entry))
+ continue;
+ guid = mlx4_get_admin_guid(dev->dev, entry, port);
+ *(__be64 *)&dev->sriov.alias_guid.ports_guid[port - 1].
+ all_rec_per_port[j].all_recs
+ [GUID_REC_SIZE * k] = guid;
+ pr_debug("guid was set, entry=%d, val=0x%llx, port=%d\n",
+ entry,
+ be64_to_cpu(guid),
+ port);
+ }
+ }
+}
void mlx4_ib_invalidate_all_guid_record(struct mlx4_ib_dev *dev, int port)
{
int i;
@@ -535,6 +555,13 @@ void mlx4_ib_invalidate_all_guid_record(struct mlx4_ib_dev *dev, int port)
spin_lock_irqsave(&dev->sriov.going_down_lock, flags);
spin_lock_irqsave(&dev->sriov.alias_guid.ag_work_lock, flags1);
+
+ if (dev->sriov.alias_guid.ports_guid[port - 1].state_flags &
+ GUID_STATE_NEED_PORT_INIT) {
+ mlx4_ib_guid_port_init(dev, port);
+ dev->sriov.alias_guid.ports_guid[port - 1].state_flags &=
+ (~GUID_STATE_NEED_PORT_INIT);
+ }
for (i = 0; i < NUM_ALIAS_GUID_REC_IN_PORT; i++)
invalidate_guid_record(dev, port, i);
@@ -657,33 +684,6 @@ out:
return ret;
}
-static void set_administratively_guid_record(struct mlx4_ib_dev *dev, int port,
- int rec_index,
- struct mlx4_sriov_alias_guid_info_rec_det *rec_det)
-{
- dev->sriov.alias_guid.ports_guid[port].all_rec_per_port[rec_index].guid_indexes =
- rec_det->guid_indexes;
- memcpy(dev->sriov.alias_guid.ports_guid[port].all_rec_per_port[rec_index].all_recs,
- rec_det->all_recs, NUM_ALIAS_GUID_IN_REC * GUID_REC_SIZE);
-}
-
-static void set_all_slaves_guids(struct mlx4_ib_dev *dev, int port)
-{
- int j;
- struct mlx4_sriov_alias_guid_info_rec_det rec_det ;
-
- for (j = 0 ; j < NUM_ALIAS_GUID_REC_IN_PORT ; j++) {
- memset(rec_det.all_recs, 0, NUM_ALIAS_GUID_IN_REC * GUID_REC_SIZE);
- rec_det.guid_indexes = (!j ? 0 : IB_SA_GUIDINFO_REC_GID0) |
- IB_SA_GUIDINFO_REC_GID1 | IB_SA_GUIDINFO_REC_GID2 |
- IB_SA_GUIDINFO_REC_GID3 | IB_SA_GUIDINFO_REC_GID4 |
- IB_SA_GUIDINFO_REC_GID5 | IB_SA_GUIDINFO_REC_GID6 |
- IB_SA_GUIDINFO_REC_GID7;
- rec_det.status = MLX4_GUID_INFO_STATUS_IDLE;
- set_administratively_guid_record(dev, port, j, &rec_det);
- }
-}
-
static void alias_guid_work(struct work_struct *work)
{
struct delayed_work *delay = to_delayed_work(work);
@@ -779,7 +779,7 @@ int mlx4_ib_init_alias_guid_service(struct mlx4_ib_dev *dev)
{
char alias_wq_name[15];
int ret = 0;
- int i, j, k;
+ int i, j;
union ib_gid gid;
if (!mlx4_is_master(dev->dev))
@@ -803,33 +803,25 @@ int mlx4_ib_init_alias_guid_service(struct mlx4_ib_dev *dev)
for (i = 0 ; i < dev->num_ports; i++) {
memset(&dev->sriov.alias_guid.ports_guid[i], 0,
sizeof (struct mlx4_sriov_alias_guid_port_rec_det));
- /*Check if the SM doesn't need to assign the GUIDs*/
+ dev->sriov.alias_guid.ports_guid[i].state_flags |=
+ GUID_STATE_NEED_PORT_INIT;
for (j = 0; j < NUM_ALIAS_GUID_REC_IN_PORT; j++) {
- if (mlx4_ib_sm_guid_assign) {
- dev->sriov.alias_guid.ports_guid[i].
- all_rec_per_port[j].
- ownership = MLX4_GUID_DRIVER_ASSIGN;
- continue;
- }
- dev->sriov.alias_guid.ports_guid[i].all_rec_per_port[j].
- ownership = MLX4_GUID_NONE_ASSIGN;
- /*mark each val as it was deleted,
- till the sysAdmin will give it valid val*/
- for (k = 0; k < NUM_ALIAS_GUID_IN_REC; k++) {
- *(__be64 *)&dev->sriov.alias_guid.ports_guid[i].
- all_rec_per_port[j].all_recs[GUID_REC_SIZE * k] =
- cpu_to_be64(MLX4_GUID_FOR_DELETE_VAL);
- }
+ /* mark each val as it was deleted */
+ memset(dev->sriov.alias_guid.ports_guid[i].
+ all_rec_per_port[j].all_recs, 0xFF,
+ sizeof(dev->sriov.alias_guid.ports_guid[i].
+ all_rec_per_port[j].all_recs));
}
INIT_LIST_HEAD(&dev->sriov.alias_guid.ports_guid[i].cb_list);
/*prepare the records, set them to be allocated by sm*/
+ if (mlx4_ib_sm_guid_assign)
+ for (j = 1; j < NUM_ALIAS_GUID_PER_PORT; j++)
+ mlx4_set_admin_guid(dev->dev, 0, j, i + 1);
for (j = 0 ; j < NUM_ALIAS_GUID_REC_IN_PORT; j++)
invalidate_guid_record(dev, i + 1, j);
dev->sriov.alias_guid.ports_guid[i].parent = &dev->sriov.alias_guid;
dev->sriov.alias_guid.ports_guid[i].port = i;
- if (mlx4_ib_sm_guid_assign)
- set_all_slaves_guids(dev, i);
snprintf(alias_wq_name, sizeof alias_wq_name, "alias_guid%d", i);
dev->sriov.alias_guid.ports_guid[i].wq =
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