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authorYevgeny Petrilin <yevgenyp@mellanox.co.il>2011-12-19 04:00:26 (GMT)
committerDavid S. Miller <davem@davemloft.net>2011-12-19 19:57:06 (GMT)
commit58a60168d12c4e5be21c29420a3de4a41ef3470f (patch)
tree407a7f5c7ef86a4346577ce1860bf686d40d4b93 /drivers/net
parent9f6e20cee6253c4ca5faacba8dbd09ebe70132ed (diff)
downloadlinux-fsl-qoriq-58a60168d12c4e5be21c29420a3de4a41ef3470f.tar.xz
mlx4: capability for link sensing
For ConnectX3 devices, we allow link sensing only if FW explicitly reported it supports the feature. For older versions (ConnectX1 and 2), if the card supports both link layer types (Ethenet and Infiniband), link sensing is supported. Signed-off-by: Yevgeny Petrilin <yevgenyp@mellanox.co.il> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net')
-rw-r--r--drivers/net/ethernet/mellanox/mlx4/main.c10
1 files changed, 8 insertions, 2 deletions
diff --git a/drivers/net/ethernet/mellanox/mlx4/main.c b/drivers/net/ethernet/mellanox/mlx4/main.c
index b969bfb..8f73143 100644
--- a/drivers/net/ethernet/mellanox/mlx4/main.c
+++ b/drivers/net/ethernet/mellanox/mlx4/main.c
@@ -274,6 +274,10 @@ static int mlx4_dev_cap(struct mlx4_dev *dev, struct mlx4_dev_cap *dev_cap)
dev->caps.stat_rate_support = dev_cap->stat_rate_support;
dev->caps.max_gso_sz = dev_cap->max_gso_sz;
+ /* Sense port always allowed on supported devices for ConnectX1 and 2 */
+ if (dev->pdev->device != 0x1003)
+ dev->caps.flags |= MLX4_DEV_CAP_FLAG_SENSE_SUPPORT;
+
dev->caps.log_num_macs = log_num_mac;
dev->caps.log_num_vlans = MLX4_LOG_NUM_VLANS;
dev->caps.log_num_prios = use_prio ? 3 : 0;
@@ -311,7 +315,8 @@ static int mlx4_dev_cap(struct mlx4_dev *dev, struct mlx4_dev_cap *dev_cap)
}
dev->caps.possible_type[i] = dev->caps.port_type[i];
mlx4_priv(dev)->sense.sense_allowed[i] =
- dev->caps.supported_type[i] == MLX4_PORT_TYPE_AUTO;
+ ((dev->caps.supported_type[i] == MLX4_PORT_TYPE_AUTO) &&
+ (dev->caps.flags & MLX4_DEV_CAP_FLAG_SENSE_SUPPORT));
if (dev->caps.log_num_macs > dev_cap->log_max_macs[i]) {
dev->caps.log_num_macs = dev_cap->log_max_macs[i];
@@ -583,7 +588,8 @@ static ssize_t set_port_type(struct device *dev,
types[i] = mdev->caps.port_type[i+1];
}
- if (!(mdev->caps.flags & MLX4_DEV_CAP_FLAG_DPDP)) {
+ if (!(mdev->caps.flags & MLX4_DEV_CAP_FLAG_DPDP) &&
+ !(mdev->caps.flags & MLX4_DEV_CAP_FLAG_SENSE_SUPPORT)) {
for (i = 1; i <= mdev->caps.num_ports; i++) {
if (mdev->caps.possible_type[i] == MLX4_PORT_TYPE_AUTO) {
mdev->caps.possible_type[i] = mdev->caps.port_type[i];