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-rw-r--r--drivers/net/ethernet/intel/ixgbe/ixgbe_dcb.c7
-rw-r--r--drivers/net/ethernet/intel/ixgbe/ixgbe_dcb_82599.c6
-rw-r--r--drivers/net/ethernet/intel/ixgbe/ixgbe_ethtool.c7
-rw-r--r--drivers/net/ethernet/intel/ixgbe/ixgbe_fcoe.c16
-rw-r--r--drivers/net/ethernet/intel/ixgbe/ixgbe_main.c52
-rw-r--r--drivers/net/ethernet/intel/ixgbe/ixgbe_type.h1
6 files changed, 64 insertions, 25 deletions
diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_dcb.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_dcb.c
index a507a6fe3624..02c7333a9c83 100644
--- a/drivers/net/ethernet/intel/ixgbe/ixgbe_dcb.c
+++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_dcb.c
@@ -139,6 +139,11 @@ s32 ixgbe_dcb_calculate_tc_credits(struct ixgbe_hw *hw,
/* Calculate credit refill ratio using multiplier */
credit_refill = min(link_percentage * min_multiplier,
MAX_CREDIT_REFILL);
+
+ /* Refill at least minimum credit */
+ if (credit_refill < min_credit)
+ credit_refill = min_credit;
+
p->data_credits_refill = (u16)credit_refill;
/* Calculate maximum credit for the TC */
@@ -149,7 +154,7 @@ s32 ixgbe_dcb_calculate_tc_credits(struct ixgbe_hw *hw,
* of a TC is too small, the maximum credit may not be
* enough to send out a jumbo frame in data plane arbitration.
*/
- if (credit_max && (credit_max < min_credit))
+ if (credit_max < min_credit)
credit_max = min_credit;
if (direction == DCB_TX_CONFIG) {
diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_dcb_82599.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_dcb_82599.c
index 23277ab153b6..b5cc989a3d23 100644
--- a/drivers/net/ethernet/intel/ixgbe/ixgbe_dcb_82599.c
+++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_dcb_82599.c
@@ -223,13 +223,13 @@ s32 ixgbe_dcb_config_pfc_82599(struct ixgbe_hw *hw, u8 pfc_en, u8 *prio_tc)
reg |= IXGBE_MFLCN_DPF;
/*
- * X540 supports per TC Rx priority flow control. So
- * clear all TCs and only enable those that should be
+ * X540 & X550 supports per TC Rx priority flow control.
+ * So clear all TCs and only enable those that should be
* enabled.
*/
reg &= ~(IXGBE_MFLCN_RPFCE_MASK | IXGBE_MFLCN_RFCE);
- if (hw->mac.type == ixgbe_mac_X540)
+ if (hw->mac.type >= ixgbe_mac_X540)
reg |= pfc_en << IXGBE_MFLCN_RPFCE_SHIFT;
if (pfc_en)
diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_ethtool.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_ethtool.c
index 2448eba2eecd..bea96b3bc90c 100644
--- a/drivers/net/ethernet/intel/ixgbe/ixgbe_ethtool.c
+++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_ethtool.c
@@ -185,9 +185,7 @@ static int ixgbe_get_settings(struct net_device *netdev,
struct ixgbe_adapter *adapter = netdev_priv(netdev);
struct ixgbe_hw *hw = &adapter->hw;
ixgbe_link_speed supported_link;
- u32 link_speed = 0;
bool autoneg = false;
- bool link_up;
hw->mac.ops.get_link_capabilities(hw, &supported_link, &autoneg);
@@ -313,9 +311,8 @@ static int ixgbe_get_settings(struct net_device *netdev,
break;
}
- hw->mac.ops.check_link(hw, &link_speed, &link_up, false);
- if (link_up) {
- switch (link_speed) {
+ if (netif_carrier_ok(netdev)) {
+ switch (adapter->link_speed) {
case IXGBE_LINK_SPEED_10GB_FULL:
ethtool_cmd_speed_set(ecmd, SPEED_10000);
break;
diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_fcoe.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_fcoe.c
index 5f988703e1b7..2a653ec954f5 100644
--- a/drivers/net/ethernet/intel/ixgbe/ixgbe_fcoe.c
+++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_fcoe.c
@@ -77,7 +77,7 @@ int ixgbe_fcoe_ddp_put(struct net_device *netdev, u16 xid)
if (!netdev)
return 0;
- if (xid >= IXGBE_FCOE_DDP_MAX)
+ if (xid >= netdev->fcoe_ddp_xid)
return 0;
adapter = netdev_priv(netdev);
@@ -177,7 +177,7 @@ static int ixgbe_fcoe_ddp_setup(struct net_device *netdev, u16 xid,
return 0;
adapter = netdev_priv(netdev);
- if (xid >= IXGBE_FCOE_DDP_MAX) {
+ if (xid >= netdev->fcoe_ddp_xid) {
e_warn(drv, "xid=0x%x out-of-range\n", xid);
return 0;
}
@@ -517,6 +517,7 @@ int ixgbe_fso(struct ixgbe_ring *tx_ring,
u32 vlan_macip_lens;
u32 fcoe_sof_eof = 0;
u32 mss_l4len_idx;
+ u32 type_tucmd = IXGBE_ADVTXT_TUCMD_FCOE;
u8 sof, eof;
if (skb_is_gso(skb) && (skb_shinfo(skb)->gso_type != SKB_GSO_FCOE)) {
@@ -593,6 +594,8 @@ int ixgbe_fso(struct ixgbe_ring *tx_ring,
skb_shinfo(skb)->gso_size);
first->bytecount += (first->gso_segs - 1) * *hdr_len;
first->tx_flags |= IXGBE_TX_FLAGS_TSO;
+ /* Hardware expects L4T to be RSV for FCoE TSO */
+ type_tucmd |= IXGBE_ADVTXD_TUCMD_L4T_RSV;
}
/* set flag indicating FCOE to ixgbe_tx_map call */
@@ -610,7 +613,7 @@ int ixgbe_fso(struct ixgbe_ring *tx_ring,
/* write context desc */
ixgbe_tx_ctxtdesc(tx_ring, vlan_macip_lens, fcoe_sof_eof,
- IXGBE_ADVTXT_TUCMD_FCOE, mss_l4len_idx);
+ type_tucmd, mss_l4len_idx);
return 0;
}
@@ -996,8 +999,7 @@ int ixgbe_fcoe_get_hbainfo(struct net_device *netdev,
return -EINVAL;
/* Don't return information on unsupported devices */
- if (hw->mac.type != ixgbe_mac_82599EB &&
- hw->mac.type != ixgbe_mac_X540)
+ if (!(adapter->flags & IXGBE_FLAG_FCOE_ENABLED))
return -EINVAL;
/* Manufacturer */
@@ -1043,6 +1045,10 @@ int ixgbe_fcoe_get_hbainfo(struct net_device *netdev,
snprintf(info->model,
sizeof(info->model),
"Intel 82599");
+ } else if (hw->mac.type == ixgbe_mac_X550) {
+ snprintf(info->model,
+ sizeof(info->model),
+ "Intel X550");
} else {
snprintf(info->model,
sizeof(info->model),
diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c
index ea9537d0e63a..c4003a88bbf6 100644
--- a/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c
+++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c
@@ -1483,7 +1483,7 @@ static inline void ixgbe_rx_checksum(struct ixgbe_ring *ring,
return;
if (ixgbe_test_staterr(rx_desc, IXGBE_RXDADV_ERR_OUTERIPER)) {
- ring->rx_stats.csum_err++;
+ skb->ip_summed = CHECKSUM_NONE;
return;
}
/* If we checked the outer header let the stack know */
@@ -3619,6 +3619,9 @@ void ixgbe_configure_rx_ring(struct ixgbe_adapter *adapter,
IXGBE_WRITE_REG(hw, IXGBE_RDBAH(reg_idx), (rdba >> 32));
IXGBE_WRITE_REG(hw, IXGBE_RDLEN(reg_idx),
ring->count * sizeof(union ixgbe_adv_rx_desc));
+ /* Force flushing of IXGBE_RDLEN to prevent MDD */
+ IXGBE_WRITE_FLUSH(hw);
+
IXGBE_WRITE_REG(hw, IXGBE_RDH(reg_idx), 0);
IXGBE_WRITE_REG(hw, IXGBE_RDT(reg_idx), 0);
ring->tail = adapter->io_addr + IXGBE_RDT(reg_idx);
@@ -7570,7 +7573,9 @@ static void ixgbe_atr(struct ixgbe_ring *ring,
/* snag network header to get L4 type and address */
skb = first->skb;
hdr.network = skb_network_header(skb);
- if (skb->encapsulation) {
+ if (!skb->encapsulation) {
+ th = tcp_hdr(skb);
+ } else {
#ifdef CONFIG_IXGBE_VXLAN
struct ixgbe_adapter *adapter = q_vector->adapter;
@@ -7589,14 +7594,34 @@ static void ixgbe_atr(struct ixgbe_ring *ring,
#else
return;
#endif /* CONFIG_IXGBE_VXLAN */
- } else {
- /* Currently only IPv4/IPv6 with TCP is supported */
- if ((first->protocol != htons(ETH_P_IPV6) ||
- hdr.ipv6->nexthdr != IPPROTO_TCP) &&
- (first->protocol != htons(ETH_P_IP) ||
- hdr.ipv4->protocol != IPPROTO_TCP))
+ }
+
+ /* Currently only IPv4/IPv6 with TCP is supported */
+ switch (hdr.ipv4->version) {
+ case IPVERSION:
+ if (hdr.ipv4->protocol != IPPROTO_TCP)
return;
- th = tcp_hdr(skb);
+ break;
+ case 6:
+ if (likely((unsigned char *)th - hdr.network ==
+ sizeof(struct ipv6hdr))) {
+ if (hdr.ipv6->nexthdr != IPPROTO_TCP)
+ return;
+ } else {
+ __be16 frag_off;
+ u8 l4_hdr;
+
+ ipv6_skip_exthdr(skb, hdr.network - skb->data +
+ sizeof(struct ipv6hdr),
+ &l4_hdr, &frag_off);
+ if (unlikely(frag_off))
+ return;
+ if (l4_hdr != IPPROTO_TCP)
+ return;
+ }
+ break;
+ default:
+ return;
}
/* skip this packet since it is invalid or the socket is closing */
@@ -7631,10 +7656,12 @@ static void ixgbe_atr(struct ixgbe_ring *ring,
common.port.src ^= th->dest ^ first->protocol;
common.port.dst ^= th->source;
- if (first->protocol == htons(ETH_P_IP)) {
+ switch (hdr.ipv4->version) {
+ case IPVERSION:
input.formatted.flow_type = IXGBE_ATR_FLOW_TYPE_TCPV4;
common.ip ^= hdr.ipv4->saddr ^ hdr.ipv4->daddr;
- } else {
+ break;
+ case 6:
input.formatted.flow_type = IXGBE_ATR_FLOW_TYPE_TCPV6;
common.ip ^= hdr.ipv6->saddr.s6_addr32[0] ^
hdr.ipv6->saddr.s6_addr32[1] ^
@@ -7644,6 +7671,9 @@ static void ixgbe_atr(struct ixgbe_ring *ring,
hdr.ipv6->daddr.s6_addr32[1] ^
hdr.ipv6->daddr.s6_addr32[2] ^
hdr.ipv6->daddr.s6_addr32[3];
+ break;
+ default:
+ break;
}
#ifdef CONFIG_IXGBE_VXLAN
diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_type.h b/drivers/net/ethernet/intel/ixgbe/ixgbe_type.h
index 5f53cc6c609a..bf7367a08716 100644
--- a/drivers/net/ethernet/intel/ixgbe/ixgbe_type.h
+++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_type.h
@@ -2780,6 +2780,7 @@ struct ixgbe_adv_tx_context_desc {
#define IXGBE_ADVTXD_TUCMD_L4T_UDP 0x00000000 /* L4 Packet TYPE of UDP */
#define IXGBE_ADVTXD_TUCMD_L4T_TCP 0x00000800 /* L4 Packet TYPE of TCP */
#define IXGBE_ADVTXD_TUCMD_L4T_SCTP 0x00001000 /* L4 Packet TYPE of SCTP */
+#define IXGBE_ADVTXD_TUCMD_L4T_RSV 0x00001800 /* RSV L4 Packet TYPE */
#define IXGBE_ADVTXD_TUCMD_MKRREQ 0x00002000 /*Req requires Markers and CRC*/
#define IXGBE_ADVTXD_POPTS_IPSEC 0x00000400 /* IPSec offload request */
#define IXGBE_ADVTXD_TUCMD_IPSEC_TYPE_ESP 0x00002000 /* IPSec Type ESP */
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.