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| author | Alex Vesker | 2018-07-17 10:18:26 +0200 |
|---|---|---|
| committer | Saeed Mahameed | 2019-06-13 22:23:17 +0200 |
| commit | 8b9d8baae1de7400f19058020ee8f0f27d436687 (patch) | |
| tree | 078a2be92ab8c9ac9a6e612595b0d3c77ad3a567 /drivers/net/ethernet/mellanox/mlx5/core/main.c | |
| parent | net/mlx5: Add Vendor Specific Capability access gateway (diff) | |
| download | kernel-qcow2-linux-8b9d8baae1de7400f19058020ee8f0f27d436687.tar.gz kernel-qcow2-linux-8b9d8baae1de7400f19058020ee8f0f27d436687.tar.xz kernel-qcow2-linux-8b9d8baae1de7400f19058020ee8f0f27d436687.zip | |
net/mlx5: Add Crdump support
Crdump allows the driver to retrieve a dump of the FW PCI crspace.
This is useful in case of catastrophic issues which may require FW
reset. The crspace dump can be used for later debug.
Signed-off-by: Alex Vesker <valex@mellanox.com>
Signed-off-by: Moshe Shemesh <moshe@mellanox.com>
Reviewed-by: Feras Daoud <ferasda@mellanox.com>
Signed-off-by: Saeed Mahameed <saeedm@mellanox.com>
Diffstat (limited to 'drivers/net/ethernet/mellanox/mlx5/core/main.c')
| -rw-r--r-- | drivers/net/ethernet/mellanox/mlx5/core/main.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/main.c b/drivers/net/ethernet/mellanox/mlx5/core/main.c index 3adc09a1a312..c70e97071b87 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/main.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/main.c @@ -1313,6 +1313,10 @@ static int init_one(struct pci_dev *pdev, const struct pci_device_id *id) if (err) goto clean_load; + err = mlx5_crdump_enable(dev); + if (err) + dev_err(&pdev->dev, "mlx5_crdump_enable failed with error code %d\n", err); + pci_save_state(pdev); return 0; @@ -1334,6 +1338,7 @@ static void remove_one(struct pci_dev *pdev) struct mlx5_core_dev *dev = pci_get_drvdata(pdev); struct devlink *devlink = priv_to_devlink(dev); + mlx5_crdump_disable(dev); mlx5_devlink_unregister(devlink); mlx5_unregister_device(dev); |