diff options
| author | Miroslav Lichvar <mlichvar@redhat.com> | 2018-12-03 13:59:42 +0100 |
|---|---|---|
| committer | Saeed Mahameed <saeedm@mellanox.com> | 2018-12-20 05:06:00 -0800 |
| commit | 4a0475d57ad134429f9bb56068bb738b4afc5992 (patch) | |
| tree | 732560128a19a73aacdab980e52bed3d473a5a34 /drivers/net/ethernet/mellanox/mlx5/core/mlx5_core.h | |
| parent | 5d8678365c90b9ce1fd2243ff5ea562609f6cec1 (diff) | |
| download | linux-4a0475d57ad134429f9bb56068bb738b4afc5992.tar.bz2 | |
mlx5: extend PTP gettime function to read system clock
Read the system time right before and immediately after reading the low
register of the internal timer. This adds support for the
PTP_SYS_OFFSET_EXTENDED ioctl.
Cc: Richard Cochran <richardcochran@gmail.com>
Cc: Saeed Mahameed <saeedm@mellanox.com>
Signed-off-by: Miroslav Lichvar <mlichvar@redhat.com>
Signed-off-by: Saeed Mahameed <saeedm@mellanox.com>
Diffstat (limited to 'drivers/net/ethernet/mellanox/mlx5/core/mlx5_core.h')
| -rw-r--r-- | drivers/net/ethernet/mellanox/mlx5/core/mlx5_core.h | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/mlx5_core.h b/drivers/net/ethernet/mellanox/mlx5/core/mlx5_core.h index 73bf46599ec6..c68dcea5985b 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/mlx5_core.h +++ b/drivers/net/ethernet/mellanox/mlx5/core/mlx5_core.h @@ -38,6 +38,7 @@ #include <linux/sched.h> #include <linux/if_link.h> #include <linux/firmware.h> +#include <linux/ptp_clock_kernel.h> #include <linux/mlx5/cq.h> #include <linux/mlx5/fs.h> @@ -121,7 +122,8 @@ int mlx5_modify_scheduling_element_cmd(struct mlx5_core_dev *dev, u8 hierarchy, int mlx5_destroy_scheduling_element_cmd(struct mlx5_core_dev *dev, u8 hierarchy, u32 element_id); int mlx5_wait_for_vf_pages(struct mlx5_core_dev *dev); -u64 mlx5_read_internal_timer(struct mlx5_core_dev *dev); +u64 mlx5_read_internal_timer(struct mlx5_core_dev *dev, + struct ptp_system_timestamp *sts); void mlx5_cmd_trigger_completions(struct mlx5_core_dev *dev); int mlx5_cq_debugfs_init(struct mlx5_core_dev *dev); |