diff options
-rw-r--r-- | drivers/net/ethernet/intel/i40e/i40e_ptp.c | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/drivers/net/ethernet/intel/i40e/i40e_ptp.c b/drivers/net/ethernet/intel/i40e/i40e_ptp.c index f1f6fc3744e9..7b971b205d36 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_ptp.c +++ b/drivers/net/ethernet/intel/i40e/i40e_ptp.c @@ -11,13 +11,14 @@ * operate with the nanosecond field directly without fear of overflow. * * Much like the 82599, the update period is dependent upon the link speed: - * At 40Gb link or no link, the period is 1.6ns. - * At 10Gb link, the period is multiplied by 2. (3.2ns) + * At 40Gb, 25Gb, or no link, the period is 1.6ns. + * At 10Gb or 5Gb link, the period is multiplied by 2. (3.2ns) * At 1Gb link, the period is multiplied by 20. (32ns) * 1588 functionality is not supported at 100Mbps. */ #define I40E_PTP_40GB_INCVAL 0x0199999999ULL #define I40E_PTP_10GB_INCVAL_MULT 2 +#define I40E_PTP_5GB_INCVAL_MULT 2 #define I40E_PTP_1GB_INCVAL_MULT 20 #define I40E_PRTTSYN_CTL1_TSYNTYPE_V1 BIT(I40E_PRTTSYN_CTL1_TSYNTYPE_SHIFT) @@ -465,6 +466,9 @@ void i40e_ptp_set_increment(struct i40e_pf *pf) case I40E_LINK_SPEED_10GB: mult = I40E_PTP_10GB_INCVAL_MULT; break; + case I40E_LINK_SPEED_5GB: + mult = I40E_PTP_5GB_INCVAL_MULT; + break; case I40E_LINK_SPEED_1GB: mult = I40E_PTP_1GB_INCVAL_MULT; break; |