diff options
| author | David S. Miller <davem@davemloft.net> | 2016-10-30 12:42:58 -0400 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2016-10-30 12:42:58 -0400 |
| commit | 27058af401e49d88a905df000dd26f443fcfa8ce (patch) | |
| tree | 819f32113d3b8374b9fbf72e2202d4c4d4511a60 /drivers/net/ethernet/mellanox/mlxsw/pci.c | |
| parent | 357f4aae859b5d74554b0ccbb18556f1df4166c3 (diff) | |
| parent | 2a26d99b251b8625d27aed14e97fc10707a3a81f (diff) | |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net
Mostly simple overlapping changes.
For example, David Ahern's adjacency list revamp in 'net-next'
conflicted with an adjacency list traversal bug fix in 'net'.
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/ethernet/mellanox/mlxsw/pci.c')
| -rw-r--r-- | drivers/net/ethernet/mellanox/mlxsw/pci.c | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/drivers/net/ethernet/mellanox/mlxsw/pci.c b/drivers/net/ethernet/mellanox/mlxsw/pci.c index 63d89f787ad7..d5cf1ea1c89a 100644 --- a/drivers/net/ethernet/mellanox/mlxsw/pci.c +++ b/drivers/net/ethernet/mellanox/mlxsw/pci.c @@ -1757,11 +1757,17 @@ static const struct mlxsw_bus mlxsw_pci_bus = { .cmd_exec = mlxsw_pci_cmd_exec, }; -static int mlxsw_pci_sw_reset(struct mlxsw_pci *mlxsw_pci) +static int mlxsw_pci_sw_reset(struct mlxsw_pci *mlxsw_pci, + const struct pci_device_id *id) { unsigned long end; mlxsw_pci_write32(mlxsw_pci, SW_RESET, MLXSW_PCI_SW_RESET_RST_BIT); + if (id->device == PCI_DEVICE_ID_MELLANOX_SWITCHX2) { + msleep(MLXSW_PCI_SW_RESET_TIMEOUT_MSECS); + return 0; + } + wmb(); /* reset needs to be written before we read control register */ end = jiffies + msecs_to_jiffies(MLXSW_PCI_SW_RESET_TIMEOUT_MSECS); do { @@ -1829,7 +1835,7 @@ static int mlxsw_pci_probe(struct pci_dev *pdev, const struct pci_device_id *id) mlxsw_pci->pdev = pdev; pci_set_drvdata(pdev, mlxsw_pci); - err = mlxsw_pci_sw_reset(mlxsw_pci); + err = mlxsw_pci_sw_reset(mlxsw_pci, id); if (err) { dev_err(&pdev->dev, "Software reset failed\n"); goto err_sw_reset; |