diff options
| -rw-r--r-- | drivers/net/tg3.c | 41 | ||||
| -rw-r--r-- | drivers/net/tg3.h | 5 |
2 files changed, 27 insertions, 19 deletions
diff --git a/drivers/net/tg3.c b/drivers/net/tg3.c index 29276e62f128..6831289baf2a 100644 --- a/drivers/net/tg3.c +++ b/drivers/net/tg3.c @@ -5206,7 +5206,7 @@ static void tg3_set_txd(struct tg3_napi *tnapi, int entry, } /* hard_start_xmit for devices that don't have any bugs and - * support TG3_FLG2_HW_TSO_2 only. + * support TG3_FLG2_HW_TSO_2 and TG3_FLG2_HW_TSO_3 only. */ static netdev_tx_t tg3_start_xmit(struct sk_buff *skb, struct net_device *dev) @@ -5265,7 +5265,7 @@ static netdev_tx_t tg3_start_xmit(struct sk_buff *skb, hdrlen = ip_tcp_len + tcp_opt_len; } - if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5717) { + if (tp->tg3_flags2 & TG3_FLG2_HW_TSO_3) { mss |= (hdrlen & 0xc) << 12; if (hdrlen & 0x10) base_flags |= 0x00000010; @@ -7523,7 +7523,8 @@ static int tg3_reset_hw(struct tg3 *tp, int reset_phy) if (tp->tg3_flags2 & TG3_FLG2_HW_TSO) rdmac_mode |= RDMAC_MODE_IPV4_LSO_EN; - if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5785 || + if ((tp->tg3_flags2 & TG3_FLG2_HW_TSO_3) || + GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5785 || GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_57780) rdmac_mode |= RDMAC_MODE_IPV6_LSO_EN; @@ -9513,15 +9514,16 @@ static int tg3_set_tso(struct net_device *dev, u32 value) return 0; } if ((dev->features & NETIF_F_IPV6_CSUM) && - (tp->tg3_flags2 & TG3_FLG2_HW_TSO_2)) { + ((tp->tg3_flags2 & TG3_FLG2_HW_TSO_2) || + (tp->tg3_flags2 & TG3_FLG2_HW_TSO_3))) { if (value) { dev->features |= NETIF_F_TSO6; - if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5761 || + if ((tp->tg3_flags2 & TG3_FLG2_HW_TSO_3) || + GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5761 || (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5784 && GET_CHIP_REV(tp->pci_chip_rev_id) != CHIPREV_5784_AX) || GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5785 || - GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_57780 || - GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5717) + GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_57780) dev->features |= NETIF_F_TSO_ECN; } else dev->features &= ~(NETIF_F_TSO6 | NETIF_F_TSO_ECN); @@ -12670,8 +12672,10 @@ static int __devinit tg3_get_invariants(struct tg3 *tp) } /* Determine TSO capabilities */ - if ((tp->tg3_flags3 & TG3_FLG3_5755_PLUS) || - GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5906) + if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5717) + tp->tg3_flags2 |= TG3_FLG2_HW_TSO_3; + else if ((tp->tg3_flags3 & TG3_FLG3_5755_PLUS) || + GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5906) tp->tg3_flags2 |= TG3_FLG2_HW_TSO_2; else if (tp->tg3_flags2 & TG3_FLG2_5750_PLUS) { tp->tg3_flags2 |= TG3_FLG2_HW_TSO_1 | TG3_FLG2_TSO_BUG; @@ -14136,22 +14140,23 @@ static int __devinit tg3_init_one(struct pci_dev *pdev, * Firmware TSO on older chips gives lower performance, so it * is off by default, but can be enabled using ethtool. */ - if (tp->tg3_flags2 & TG3_FLG2_HW_TSO) { - if (dev->features & NETIF_F_IP_CSUM) - dev->features |= NETIF_F_TSO; - if ((dev->features & NETIF_F_IPV6_CSUM) && - (tp->tg3_flags2 & TG3_FLG2_HW_TSO_2)) + if ((tp->tg3_flags2 & TG3_FLG2_HW_TSO) && + (dev->features & NETIF_F_IP_CSUM)) + dev->features |= NETIF_F_TSO; + + if ((tp->tg3_flags2 & TG3_FLG2_HW_TSO_2) || + (tp->tg3_flags2 & TG3_FLG2_HW_TSO_3)) { + if (dev->features & NETIF_F_IPV6_CSUM) dev->features |= NETIF_F_TSO6; - if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5761 || + if ((tp->tg3_flags2 & TG3_FLG2_HW_TSO_3) || + GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5761 || (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5784 && GET_CHIP_REV(tp->pci_chip_rev_id) != CHIPREV_5784_AX) || GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5785 || - GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_57780 || - GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5717) + GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_57780) dev->features |= NETIF_F_TSO_ECN; } - if (tp->pci_chip_rev_id == CHIPREV_ID_5705_A1 && !(tp->tg3_flags2 & TG3_FLG2_TSO_CAPABLE) && !(tr32(TG3PCI_PCISTATE) & PCISTATE_BUS_SPEED_HIGH)) { diff --git a/drivers/net/tg3.h b/drivers/net/tg3.h index 590a692d6a95..5fe57603d1f0 100644 --- a/drivers/net/tg3.h +++ b/drivers/net/tg3.h @@ -2753,6 +2753,7 @@ struct tg3 { #define TG3_FLG2_SERDES_PREEMPHASIS 0x00020000 #define TG3_FLG2_5705_PLUS 0x00040000 #define TG3_FLG2_5750_PLUS 0x00080000 +#define TG3_FLG2_HW_TSO_3 0x00100000 #define TG3_FLG2_USING_MSI 0x00200000 #define TG3_FLG2_USING_MSIX 0x00400000 #define TG3_FLG2_USING_MSI_OR_MSIX (TG3_FLG2_USING_MSI | \ @@ -2764,7 +2765,9 @@ struct tg3 { #define TG3_FLG2_ICH_WORKAROUND 0x02000000 #define TG3_FLG2_5780_CLASS 0x04000000 #define TG3_FLG2_HW_TSO_2 0x08000000 -#define TG3_FLG2_HW_TSO (TG3_FLG2_HW_TSO_1 | TG3_FLG2_HW_TSO_2) +#define TG3_FLG2_HW_TSO (TG3_FLG2_HW_TSO_1 | \ + TG3_FLG2_HW_TSO_2 | \ + TG3_FLG2_HW_TSO_3) #define TG3_FLG2_1SHOT_MSI 0x10000000 #define TG3_FLG2_PHY_JITTER_BUG 0x20000000 #define TG3_FLG2_NO_FWARE_REPORTED 0x40000000 |