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path: root/drivers/net/ethernet/intel/igb/igb_ptp.c
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Diffstat (limited to 'drivers/net/ethernet/intel/igb/igb_ptp.c')
-rw-r--r--drivers/net/ethernet/intel/igb/igb_ptp.c27
1 files changed, 13 insertions, 14 deletions
diff --git a/drivers/net/ethernet/intel/igb/igb_ptp.c b/drivers/net/ethernet/intel/igb/igb_ptp.c
index 319c544b9f04..793c96016288 100644
--- a/drivers/net/ethernet/intel/igb/igb_ptp.c
+++ b/drivers/net/ethernet/intel/igb/igb_ptp.c
@@ -502,11 +502,10 @@ static int igb_ptp_feature_enable_82580(struct ptp_clock_info *ptp,
switch (rq->type) {
case PTP_CLK_REQ_EXTTS:
- /* Reject requests with unsupported flags */
- if (rq->extts.flags & ~(PTP_ENABLE_FEATURE |
- PTP_RISING_EDGE |
- PTP_FALLING_EDGE |
- PTP_STRICT_FLAGS))
+ /* Both the rising and falling edge are timestamped */
+ if (rq->extts.flags & PTP_STRICT_FLAGS &&
+ (rq->extts.flags & PTP_ENABLE_FEATURE) &&
+ (rq->extts.flags & PTP_EXTTS_EDGES) != PTP_EXTTS_EDGES)
return -EOPNOTSUPP;
if (on) {
@@ -652,13 +651,6 @@ static int igb_ptp_feature_enable_i210(struct ptp_clock_info *ptp,
switch (rq->type) {
case PTP_CLK_REQ_EXTTS:
- /* Reject requests with unsupported flags */
- if (rq->extts.flags & ~(PTP_ENABLE_FEATURE |
- PTP_RISING_EDGE |
- PTP_FALLING_EDGE |
- PTP_STRICT_FLAGS))
- return -EOPNOTSUPP;
-
/* Reject requests failing to enable both edges. */
if ((rq->extts.flags & PTP_STRICT_FLAGS) &&
(rq->extts.flags & PTP_ENABLE_FEATURE) &&
@@ -957,7 +949,7 @@ static void igb_ptp_tx_hwtstamp(struct igb_adapter *adapter)
igb_ptp_systim_to_hwtstamp(adapter, &shhwtstamps, regval);
/* adjust timestamp for the TX latency based on link speed */
- if (adapter->hw.mac.type == e1000_i210) {
+ if (hw->mac.type == e1000_i210 || hw->mac.type == e1000_i211) {
switch (adapter->link_speed) {
case SPEED_10:
adjust = IGB_I210_TX_LATENCY_10;
@@ -1003,6 +995,7 @@ int igb_ptp_rx_pktstamp(struct igb_q_vector *q_vector, void *va,
ktime_t *timestamp)
{
struct igb_adapter *adapter = q_vector->adapter;
+ struct e1000_hw *hw = &adapter->hw;
struct skb_shared_hwtstamps ts;
__le64 *regval = (__le64 *)va;
int adjust = 0;
@@ -1022,7 +1015,7 @@ int igb_ptp_rx_pktstamp(struct igb_q_vector *q_vector, void *va,
igb_ptp_systim_to_hwtstamp(adapter, &ts, le64_to_cpu(regval[1]));
/* adjust timestamp for the RX latency based on link speed */
- if (adapter->hw.mac.type == e1000_i210) {
+ if (hw->mac.type == e1000_i210 || hw->mac.type == e1000_i211) {
switch (adapter->link_speed) {
case SPEED_10:
adjust = IGB_I210_RX_LATENCY_10;
@@ -1349,6 +1342,9 @@ void igb_ptp_init(struct igb_adapter *adapter)
adapter->ptp_caps.n_per_out = IGB_N_PEROUT;
adapter->ptp_caps.n_pins = IGB_N_SDP;
adapter->ptp_caps.pps = 0;
+ adapter->ptp_caps.supported_extts_flags = PTP_RISING_EDGE |
+ PTP_FALLING_EDGE |
+ PTP_STRICT_FLAGS;
adapter->ptp_caps.pin_config = adapter->sdp_config;
adapter->ptp_caps.adjfine = igb_ptp_adjfine_82580;
adapter->ptp_caps.adjtime = igb_ptp_adjtime_82576;
@@ -1371,6 +1367,9 @@ void igb_ptp_init(struct igb_adapter *adapter)
adapter->ptp_caps.n_ext_ts = IGB_N_EXTTS;
adapter->ptp_caps.n_per_out = IGB_N_PEROUT;
adapter->ptp_caps.n_pins = IGB_N_SDP;
+ adapter->ptp_caps.supported_extts_flags = PTP_RISING_EDGE |
+ PTP_FALLING_EDGE |
+ PTP_STRICT_FLAGS;
adapter->ptp_caps.pps = 1;
adapter->ptp_caps.pin_config = adapter->sdp_config;
adapter->ptp_caps.adjfine = igb_ptp_adjfine_82580;