diff options
author | Jacob Keller <jacob.e.keller@intel.com> | 2016-05-24 13:56:27 -0700 |
---|---|---|
committer | Jeff Kirsher <jeffrey.t.kirsher@intel.com> | 2016-06-29 10:48:07 -0700 |
commit | 462f11888207934bbecd0f154f6cf0bedac5ecd0 (patch) | |
tree | 61882f81bf0363a0721e8fe8e62711bb4b695c5a /drivers | |
parent | 12746fd21e9fe1bf9103a28f15abbf343a3a66d0 (diff) |
igb: introduce ptp_flags variable and use it to replace IGB_FLAG_PTP
Upcoming patches will introduce new PTP specific flags. To avoid
cluttering the normal flags variable, introduce PTP specific "ptp_flags"
variable for this purpose, and move IGB_FLAG_PTP to become
IGB_PTP_ENABLED.
Signed-off-by: Jacob Keller <jacob.e.keller@intel.com>
Tested-by: Aaron Brown <aaron.f.brown@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
Diffstat (limited to 'drivers')
-rw-r--r-- | drivers/net/ethernet/intel/igb/igb.h | 5 | ||||
-rw-r--r-- | drivers/net/ethernet/intel/igb/igb_ptp.c | 7 |
2 files changed, 8 insertions, 4 deletions
diff --git a/drivers/net/ethernet/intel/igb/igb.h b/drivers/net/ethernet/intel/igb/igb.h index b9609afa5ca3..1e18a9eb16e0 100644 --- a/drivers/net/ethernet/intel/igb/igb.h +++ b/drivers/net/ethernet/intel/igb/igb.h @@ -445,6 +445,7 @@ struct igb_adapter { unsigned long ptp_tx_start; unsigned long last_rx_ptp_check; unsigned long last_rx_timestamp; + unsigned int ptp_flags; spinlock_t tmreg_lock; struct cyclecounter cc; struct timecounter tc; @@ -474,12 +475,14 @@ struct igb_adapter { u16 eee_advert; }; +/* flags controlling PTP/1588 function */ +#define IGB_PTP_ENABLED BIT(0) + #define IGB_FLAG_HAS_MSI BIT(0) #define IGB_FLAG_DCA_ENABLED BIT(1) #define IGB_FLAG_QUAD_PORT_A BIT(2) #define IGB_FLAG_QUEUE_PAIRS BIT(3) #define IGB_FLAG_DMAC BIT(4) -#define IGB_FLAG_PTP BIT(5) #define IGB_FLAG_RSS_FIELD_IPV4_UDP BIT(6) #define IGB_FLAG_RSS_FIELD_IPV6_UDP BIT(7) #define IGB_FLAG_WOL_SUPPORTED BIT(8) diff --git a/drivers/net/ethernet/intel/igb/igb_ptp.c b/drivers/net/ethernet/intel/igb/igb_ptp.c index f097c5a8ab93..504102ba4bfb 100644 --- a/drivers/net/ethernet/intel/igb/igb_ptp.c +++ b/drivers/net/ethernet/intel/igb/igb_ptp.c @@ -684,6 +684,7 @@ void igb_ptp_rx_hang(struct igb_adapter *adapter) u32 tsyncrxctl = rd32(E1000_TSYNCRXCTL); unsigned long rx_event; + /* Other hardware uses per-packet timestamps */ if (hw->mac.type != e1000_82576) return; @@ -1156,7 +1157,7 @@ void igb_ptp_init(struct igb_adapter *adapter) } else { dev_info(&adapter->pdev->dev, "added PHC on %s\n", adapter->netdev->name); - adapter->flags |= IGB_FLAG_PTP; + adapter->ptp_flags |= IGB_PTP_ENABLED; } } @@ -1194,7 +1195,7 @@ void igb_ptp_stop(struct igb_adapter *adapter) ptp_clock_unregister(adapter->ptp_clock); dev_info(&adapter->pdev->dev, "removed PHC on %s\n", adapter->netdev->name); - adapter->flags &= ~IGB_FLAG_PTP; + adapter->ptp_flags &= ~IGB_PTP_ENABLED; } } @@ -1209,7 +1210,7 @@ void igb_ptp_reset(struct igb_adapter *adapter) struct e1000_hw *hw = &adapter->hw; unsigned long flags; - if (!(adapter->flags & IGB_FLAG_PTP)) + if (!(adapter->ptp_flags & IGB_PTP_ENABLED)) return; /* reset the tstamp_config */ |