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path: root/drivers/net/ethernet/intel/e1000e
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Diffstat (limited to 'drivers/net/ethernet/intel/e1000e')
-rw-r--r--drivers/net/ethernet/intel/e1000e/defines.h3
-rw-r--r--drivers/net/ethernet/intel/e1000e/ethtool.c77
-rw-r--r--drivers/net/ethernet/intel/e1000e/ich8lan.c2
-rw-r--r--drivers/net/ethernet/intel/e1000e/netdev.c16
-rw-r--r--drivers/net/ethernet/intel/e1000e/nvm.c6
-rw-r--r--drivers/net/ethernet/intel/e1000e/ptp.c8
6 files changed, 63 insertions, 49 deletions
diff --git a/drivers/net/ethernet/intel/e1000e/defines.h b/drivers/net/ethernet/intel/e1000e/defines.h
index 8294a7c4f122..ba331899d186 100644
--- a/drivers/net/ethernet/intel/e1000e/defines.h
+++ b/drivers/net/ethernet/intel/e1000e/defines.h
@@ -638,6 +638,9 @@
/* For checksumming, the sum of all words in the NVM should equal 0xBABA. */
#define NVM_SUM 0xBABA
+/* Uninitialized ("empty") checksum word value */
+#define NVM_CHECKSUM_UNINITIALIZED 0xFFFF
+
/* PBA (printed board assembly) number words */
#define NVM_PBA_OFFSET_0 8
#define NVM_PBA_OFFSET_1 9
diff --git a/drivers/net/ethernet/intel/e1000e/ethtool.c b/drivers/net/ethernet/intel/e1000e/ethtool.c
index 9364bc2b4eb1..c0bbb12eed2e 100644
--- a/drivers/net/ethernet/intel/e1000e/ethtool.c
+++ b/drivers/net/ethernet/intel/e1000e/ethtool.c
@@ -2096,54 +2096,47 @@ static void e1000_get_strings(struct net_device __always_unused *netdev,
}
}
-static int e1000_get_rxnfc(struct net_device *netdev,
- struct ethtool_rxnfc *info,
- u32 __always_unused *rule_locs)
+static int e1000_get_rxfh_fields(struct net_device *netdev,
+ struct ethtool_rxfh_fields *info)
{
- info->data = 0;
+ struct e1000_adapter *adapter = netdev_priv(netdev);
+ struct e1000_hw *hw = &adapter->hw;
+ u32 mrqc;
- switch (info->cmd) {
- case ETHTOOL_GRXFH: {
- struct e1000_adapter *adapter = netdev_priv(netdev);
- struct e1000_hw *hw = &adapter->hw;
- u32 mrqc;
+ info->data = 0;
- mrqc = er32(MRQC);
+ mrqc = er32(MRQC);
- if (!(mrqc & E1000_MRQC_RSS_FIELD_MASK))
- return 0;
-
- switch (info->flow_type) {
- case TCP_V4_FLOW:
- if (mrqc & E1000_MRQC_RSS_FIELD_IPV4_TCP)
- info->data |= RXH_L4_B_0_1 | RXH_L4_B_2_3;
- fallthrough;
- case UDP_V4_FLOW:
- case SCTP_V4_FLOW:
- case AH_ESP_V4_FLOW:
- case IPV4_FLOW:
- if (mrqc & E1000_MRQC_RSS_FIELD_IPV4)
- info->data |= RXH_IP_SRC | RXH_IP_DST;
- break;
- case TCP_V6_FLOW:
- if (mrqc & E1000_MRQC_RSS_FIELD_IPV6_TCP)
- info->data |= RXH_L4_B_0_1 | RXH_L4_B_2_3;
- fallthrough;
- case UDP_V6_FLOW:
- case SCTP_V6_FLOW:
- case AH_ESP_V6_FLOW:
- case IPV6_FLOW:
- if (mrqc & E1000_MRQC_RSS_FIELD_IPV6)
- info->data |= RXH_IP_SRC | RXH_IP_DST;
- break;
- default:
- break;
- }
+ if (!(mrqc & E1000_MRQC_RSS_FIELD_MASK))
return 0;
- }
+
+ switch (info->flow_type) {
+ case TCP_V4_FLOW:
+ if (mrqc & E1000_MRQC_RSS_FIELD_IPV4_TCP)
+ info->data |= RXH_L4_B_0_1 | RXH_L4_B_2_3;
+ fallthrough;
+ case UDP_V4_FLOW:
+ case SCTP_V4_FLOW:
+ case AH_ESP_V4_FLOW:
+ case IPV4_FLOW:
+ if (mrqc & E1000_MRQC_RSS_FIELD_IPV4)
+ info->data |= RXH_IP_SRC | RXH_IP_DST;
+ break;
+ case TCP_V6_FLOW:
+ if (mrqc & E1000_MRQC_RSS_FIELD_IPV6_TCP)
+ info->data |= RXH_L4_B_0_1 | RXH_L4_B_2_3;
+ fallthrough;
+ case UDP_V6_FLOW:
+ case SCTP_V6_FLOW:
+ case AH_ESP_V6_FLOW:
+ case IPV6_FLOW:
+ if (mrqc & E1000_MRQC_RSS_FIELD_IPV6)
+ info->data |= RXH_IP_SRC | RXH_IP_DST;
+ break;
default:
- return -EOPNOTSUPP;
+ break;
}
+ return 0;
}
static int e1000e_get_eee(struct net_device *netdev, struct ethtool_keee *edata)
@@ -2352,7 +2345,7 @@ static const struct ethtool_ops e1000_ethtool_ops = {
.get_sset_count = e1000e_get_sset_count,
.get_coalesce = e1000_get_coalesce,
.set_coalesce = e1000_set_coalesce,
- .get_rxnfc = e1000_get_rxnfc,
+ .get_rxfh_fields = e1000_get_rxfh_fields,
.get_ts_info = e1000e_get_ts_info,
.get_eee = e1000e_get_eee,
.set_eee = e1000e_set_eee,
diff --git a/drivers/net/ethernet/intel/e1000e/ich8lan.c b/drivers/net/ethernet/intel/e1000e/ich8lan.c
index 364378133526..df4e7d781cb1 100644
--- a/drivers/net/ethernet/intel/e1000e/ich8lan.c
+++ b/drivers/net/ethernet/intel/e1000e/ich8lan.c
@@ -4274,6 +4274,8 @@ static s32 e1000_validate_nvm_checksum_ich8lan(struct e1000_hw *hw)
ret_val = e1000e_update_nvm_checksum(hw);
if (ret_val)
return ret_val;
+ } else if (hw->mac.type == e1000_pch_tgp) {
+ return 0;
}
}
diff --git a/drivers/net/ethernet/intel/e1000e/netdev.c b/drivers/net/ethernet/intel/e1000e/netdev.c
index a96f4cfa6e17..b27a61fab371 100644
--- a/drivers/net/ethernet/intel/e1000e/netdev.c
+++ b/drivers/net/ethernet/intel/e1000e/netdev.c
@@ -3534,9 +3534,6 @@ s32 e1000e_get_base_timinca(struct e1000_adapter *adapter, u32 *timinca)
case e1000_pch_cnp:
case e1000_pch_tgp:
case e1000_pch_adp:
- case e1000_pch_mtp:
- case e1000_pch_lnp:
- case e1000_pch_ptp:
case e1000_pch_nvp:
if (er32(TSYNCRXCTL) & E1000_TSYNCRXCTL_SYSCFI) {
/* Stable 24MHz frequency */
@@ -3552,6 +3549,17 @@ s32 e1000e_get_base_timinca(struct e1000_adapter *adapter, u32 *timinca)
adapter->cc.shift = shift;
}
break;
+ case e1000_pch_mtp:
+ case e1000_pch_lnp:
+ case e1000_pch_ptp:
+ /* System firmware can misreport this value, so set it to a
+ * stable 38400KHz frequency.
+ */
+ incperiod = INCPERIOD_38400KHZ;
+ incvalue = INCVALUE_38400KHZ;
+ shift = INCVALUE_SHIFT_38400KHZ;
+ adapter->cc.shift = shift;
+ break;
case e1000_82574:
case e1000_82583:
/* Stable 25MHz frequency */
@@ -4428,7 +4436,7 @@ u64 e1000e_read_systim(struct e1000_adapter *adapter,
* e1000e_cyclecounter_read - read raw cycle counter (used by time counter)
* @cc: cyclecounter structure
**/
-static u64 e1000e_cyclecounter_read(const struct cyclecounter *cc)
+static u64 e1000e_cyclecounter_read(struct cyclecounter *cc)
{
struct e1000_adapter *adapter = container_of(cc, struct e1000_adapter,
cc);
diff --git a/drivers/net/ethernet/intel/e1000e/nvm.c b/drivers/net/ethernet/intel/e1000e/nvm.c
index e609f4df86f4..16369e6d245a 100644
--- a/drivers/net/ethernet/intel/e1000e/nvm.c
+++ b/drivers/net/ethernet/intel/e1000e/nvm.c
@@ -558,6 +558,12 @@ s32 e1000e_validate_nvm_checksum_generic(struct e1000_hw *hw)
checksum += nvm_data;
}
+ if (hw->mac.type == e1000_pch_tgp &&
+ nvm_data == NVM_CHECKSUM_UNINITIALIZED) {
+ e_dbg("Uninitialized NVM Checksum on TGP platform - ignoring\n");
+ return 0;
+ }
+
if (checksum != (u16)NVM_SUM) {
e_dbg("NVM Checksum Invalid\n");
return -E1000_ERR_NVM;
diff --git a/drivers/net/ethernet/intel/e1000e/ptp.c b/drivers/net/ethernet/intel/e1000e/ptp.c
index 89d57dd911dc..ea3c3eb2ef20 100644
--- a/drivers/net/ethernet/intel/e1000e/ptp.c
+++ b/drivers/net/ethernet/intel/e1000e/ptp.c
@@ -295,15 +295,17 @@ void e1000e_ptp_init(struct e1000_adapter *adapter)
case e1000_pch_cnp:
case e1000_pch_tgp:
case e1000_pch_adp:
- case e1000_pch_mtp:
- case e1000_pch_lnp:
- case e1000_pch_ptp:
case e1000_pch_nvp:
if (er32(TSYNCRXCTL) & E1000_TSYNCRXCTL_SYSCFI)
adapter->ptp_clock_info.max_adj = MAX_PPB_24MHZ;
else
adapter->ptp_clock_info.max_adj = MAX_PPB_38400KHZ;
break;
+ case e1000_pch_mtp:
+ case e1000_pch_lnp:
+ case e1000_pch_ptp:
+ adapter->ptp_clock_info.max_adj = MAX_PPB_38400KHZ;
+ break;
case e1000_82574:
case e1000_82583:
adapter->ptp_clock_info.max_adj = MAX_PPB_25MHZ;
generated by cgit (git 2.34.1) at 2025-07-31 19:24:36 +0000