igb: adjust PTP timestamps for Tx/Rx latency

[cascardo/linux.git] / drivers / net / ethernet / intel / igb / igb.h

diff --git a/drivers/net/ethernet/intel/igb/igb.h b/drivers/net/ethernet/intel/igb/igb.h
index 7a7bc31..b9609af 100644 (file)
--- a/drivers/net/ethernet/intel/igb/igb.h
+++ b/drivers/net/ethernet/intel/igb/igb.h
@@ -91,6 +91,14 @@ struct igb_adapter;
 #define NVM_COMB_VER_OFF       0x0083
 #define NVM_COMB_VER_PTR       0x003d
 
+/* Transmit and receive latency (for PTP timestamps) */
+#define IGB_I210_TX_LATENCY_10         9542
+#define IGB_I210_TX_LATENCY_100                1024
+#define IGB_I210_TX_LATENCY_1000       178
+#define IGB_I210_RX_LATENCY_10         20662
+#define IGB_I210_RX_LATENCY_100                2213
+#define IGB_I210_RX_LATENCY_1000       448
+
 struct vf_data_storage {
        unsigned char vf_mac_addresses[ETH_ALEN];
        u16 vf_mc_hashes[IGB_MAX_VF_MC_ENTRIES];