diff options
| author | Carolina Jubran <cjubran@nvidia.com> | 2024-07-30 16:40:53 +0300 |
|---|---|---|
| committer | Jakub Kicinski <kuba@kernel.org> | 2024-08-05 16:44:44 -0700 |
| commit | bec6d85d43eb7fa0834b4284bdc62f7d3a23288f (patch) | |
| tree | f64d979ba0e0a408e78ba703befed4092f9a213f | |
| parent | 7e45c1e9edc0004b914e2d5a33245908a06f072c (diff) | |
net/mlx5: Add support for enabling PTM PCI capability
Since the kernel doesn't support enabling Precision Time Measurement
for an endpoint device, enable the PTM PCI capability in the driver.
Signed-off-by: Carolina Jubran <cjubran@nvidia.com>
Signed-off-by: Tariq Toukan <tariqt@nvidia.com>
Reviewed-by: Wojciech Drewek <wojciech.drewek@intel.com>
Tested-by: Vadim Fedorenko <vadim.fedorenko@linux.dev>
Link: https://patch.msgid.link/20240730134055.1835261-3-tariqt@nvidia.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
| -rw-r--r-- | drivers/net/ethernet/mellanox/mlx5/core/main.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/main.c b/drivers/net/ethernet/mellanox/mlx5/core/main.c index 5b7e6f4b5c7e..4b88d969a66c 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/main.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/main.c @@ -923,6 +923,11 @@ static int mlx5_pci_init(struct mlx5_core_dev *dev, struct pci_dev *pdev, } mlx5_pci_vsc_init(dev); + + err = pci_enable_ptm(pdev, NULL); + if (err) + mlx5_core_info(dev, "PTM is not supported by PCIe\n"); + return 0; err_clr_master: @@ -939,6 +944,7 @@ static void mlx5_pci_close(struct mlx5_core_dev *dev) * before removing the pci bars */ mlx5_drain_health_wq(dev); + pci_disable_ptm(dev->pdev); iounmap(dev->iseg); release_bar(dev->pdev); mlx5_pci_disable_device(dev); |