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authorMartin Habets <mhabets@solarflare.com>2018-01-25 18:24:56 +0100
committerDavid S. Miller <davem@davemloft.net>2018-01-25 22:05:14 +0100
commit9c3afb33ae587723d2acda044a352670ec8d5b82 (patch)
tree60de7b57106b2fd3cfb7f25e70ae4ef8f2c1ad3b /drivers/net/ethernet/sfc/nic.h
parentsfc: handle TX timestamps in the normal data path (diff)
downloadlinux-9c3afb33ae587723d2acda044a352670ec8d5b82.tar.xz
linux-9c3afb33ae587723d2acda044a352670ec8d5b82.zip
sfc: add function to determine which TX timestamping method to use
Use MC capability MC_CMD_GET_CAPABILITIES_V2_OUT_TX_MAC_TIMESTAMPING to detect whether the NIC supports timestamping packets sent out the main datapath. Signed-off-by: Martin Habets <mhabets@solarflare.com> Signed-off-by: Edward Cree <ecree@solarflare.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/ethernet/sfc/nic.h')
-rw-r--r--drivers/net/ethernet/sfc/nic.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/net/ethernet/sfc/nic.h b/drivers/net/ethernet/sfc/nic.h
index 54bfbba5ffe6..43a3fa1486ec 100644
--- a/drivers/net/ethernet/sfc/nic.h
+++ b/drivers/net/ethernet/sfc/nic.h
@@ -471,6 +471,7 @@ static inline void efx_rx_skb_attach_timestamp(struct efx_channel *channel,
}
void efx_ptp_start_datapath(struct efx_nic *efx);
void efx_ptp_stop_datapath(struct efx_nic *efx);
+bool efx_ptp_use_mac_tx_timestamps(struct efx_nic *efx);
ktime_t efx_ptp_nic_to_kernel_time(struct efx_tx_queue *tx_queue);
extern const struct efx_nic_type falcon_a1_nic_type;