e1000e: add support for IEEE-1588 PTP

Add PTP IEEE-1588 support and make accesible via the PHC subsystem.

v2: make e1000e_ptp_clock_info a static const struct per Stephen Hemminger

Cc: Stephen Hemminger <stephen@networkplumber.org>
Cc: Richard Cochran <richardcochran@gmail.com>
Signed-off-by: Bruce Allan <bruce.w.allan@intel.com>
Reviewed-by: Jacob Keller <Jacob.e.keller@intel.com>
Acked-by: Richard Cochran <richardcochran@gmail.com>
Tested-by: Jeff Pieper <jeffrey.e.pieper@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
This commit is contained in:
Bruce Allan
2013-01-19 01:09:58 +00:00
committed by Jeff Kirsher
parent 347b5201cb
commit d89777bf0e
8 changed files with 417 additions and 3 deletions

View File

@@ -2209,8 +2209,20 @@ static int e1000e_get_ts_info(struct net_device *netdev,
info->tx_types = (1 << HWTSTAMP_TX_OFF) | (1 << HWTSTAMP_TX_ON);
info->rx_filters = ((1 << HWTSTAMP_FILTER_NONE) |
(1 << HWTSTAMP_FILTER_PTP_V1_L4_SYNC) |
(1 << HWTSTAMP_FILTER_PTP_V1_L4_DELAY_REQ) |
(1 << HWTSTAMP_FILTER_PTP_V2_L4_SYNC) |
(1 << HWTSTAMP_FILTER_PTP_V2_L4_DELAY_REQ) |
(1 << HWTSTAMP_FILTER_PTP_V2_L2_SYNC) |
(1 << HWTSTAMP_FILTER_PTP_V2_L2_DELAY_REQ) |
(1 << HWTSTAMP_FILTER_PTP_V2_EVENT) |
(1 << HWTSTAMP_FILTER_PTP_V2_SYNC) |
(1 << HWTSTAMP_FILTER_PTP_V2_DELAY_REQ) |
(1 << HWTSTAMP_FILTER_ALL));
if (adapter->ptp_clock)
info->phc_index = ptp_clock_index(adapter->ptp_clock);
return 0;
}