diff options
Diffstat (limited to 'drivers/net/dsa/hirschmann/hellcreek.h')
| -rw-r--r-- | drivers/net/dsa/hirschmann/hellcreek.h | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/drivers/net/dsa/hirschmann/hellcreek.h b/drivers/net/dsa/hirschmann/hellcreek.h index 1b8050b4e042..e5aba055ed30 100644 --- a/drivers/net/dsa/hirschmann/hellcreek.h +++ b/drivers/net/dsa/hirschmann/hellcreek.h @@ -214,12 +214,37 @@ struct hellcreek_counter { struct hellcreek; +/* State flags for hellcreek_port_hwtstamp::state */ +enum { + HELLCREEK_HWTSTAMP_ENABLED, + HELLCREEK_HWTSTAMP_TX_IN_PROGRESS, +}; + +/* A structure to hold hardware timestamping information per port */ +struct hellcreek_port_hwtstamp { + /* Timestamping state */ + unsigned long state; + + /* Resources for receive timestamping */ + struct sk_buff_head rx_queue; /* For synchronization messages */ + + /* Resources for transmit timestamping */ + unsigned long tx_tstamp_start; + struct sk_buff *tx_skb; + + /* Current timestamp configuration */ + struct hwtstamp_config tstamp_config; +}; + struct hellcreek_port { struct hellcreek *hellcreek; unsigned long *vlan_dev_bitmap; int port; u16 ptcfg; /* ptcfg shadow */ u64 *counter_values; + + /* Per-port timestamping resources */ + struct hellcreek_port_hwtstamp port_hwtstamp; }; struct hellcreek_fdb_entry { |