diff options
| -rw-r--r-- | drivers/net/tg3.c | 30 | ||||
| -rw-r--r-- | drivers/net/tg3.h | 3 |
2 files changed, 20 insertions, 13 deletions
diff --git a/drivers/net/tg3.c b/drivers/net/tg3.c index b01f6a07e5e..9188a9b3ba2 100644 --- a/drivers/net/tg3.c +++ b/drivers/net/tg3.c @@ -90,7 +90,7 @@ /* hardware minimum and maximum for a single frame's data payload */ #define TG3_MIN_MTU 60 #define TG3_MAX_MTU(tp) \ - (!(tp->tg3_flags2 & TG3_FLG2_5705_PLUS) ? 9000 : 1500) + ((tp->tg3_flags2 & TG3_FLG2_JUMBO_CAPABLE) ? 9000 : 1500) /* These numbers seem to be hard coded in the NIC firmware somehow. * You can't change the ring sizes, but you can change where you place @@ -914,7 +914,7 @@ out: if ((tp->phy_id & PHY_ID_MASK) == PHY_ID_BCM5401) { /* Cannot do read-modify-write on 5401 */ tg3_writephy(tp, MII_TG3_AUX_CTRL, 0x4c20); - } else if (!(tp->tg3_flags2 & TG3_FLG2_5705_PLUS)) { + } else if (tp->tg3_flags2 & TG3_FLG2_JUMBO_CAPABLE) { u32 phy_reg; /* Set bit 14 with read-modify-write to preserve other bits */ @@ -926,7 +926,7 @@ out: /* Set phy register 0x10 bit 0 to high fifo elasticity to support * jumbo frames transmission. */ - if (!(tp->tg3_flags2 & TG3_FLG2_5705_PLUS)) { + if (tp->tg3_flags2 & TG3_FLG2_JUMBO_CAPABLE) { u32 phy_reg; if (!tg3_readphy(tp, MII_TG3_EXT_CTRL, &phy_reg)) @@ -3444,9 +3444,9 @@ static inline void tg3_set_mtu(struct net_device *dev, struct tg3 *tp, dev->mtu = new_mtu; if (new_mtu > ETH_DATA_LEN) - tp->tg3_flags |= TG3_FLAG_JUMBO_ENABLE; + tp->tg3_flags |= TG3_FLAG_JUMBO_RING_ENABLE; else - tp->tg3_flags &= ~TG3_FLAG_JUMBO_ENABLE; + tp->tg3_flags &= ~TG3_FLAG_JUMBO_RING_ENABLE; } static int tg3_change_mtu(struct net_device *dev, int new_mtu) @@ -3588,7 +3588,7 @@ static void tg3_init_rings(struct tg3 *tp) (i << RXD_OPAQUE_INDEX_SHIFT)); } - if (tp->tg3_flags & TG3_FLAG_JUMBO_ENABLE) { + if (tp->tg3_flags & TG3_FLAG_JUMBO_RING_ENABLE) { for (i = 0; i < TG3_RX_JUMBO_RING_SIZE; i++) { struct tg3_rx_buffer_desc *rxd; @@ -3609,7 +3609,7 @@ static void tg3_init_rings(struct tg3 *tp) break; } - if (tp->tg3_flags & TG3_FLAG_JUMBO_ENABLE) { + if (tp->tg3_flags & TG3_FLAG_JUMBO_RING_ENABLE) { for (i = 0; i < tp->rx_jumbo_pending; i++) { if (tg3_alloc_rx_skb(tp, RXD_OPAQUE_RING_JUMBO, -1, i) < 0) @@ -5277,7 +5277,7 @@ static int tg3_reset_hw(struct tg3 *tp) } #endif - if (!(tp->tg3_flags & TG3_FLAG_JUMBO_ENABLE)) { + if (tp->dev->mtu <= ETH_DATA_LEN) { tw32(BUFMGR_MB_RDMA_LOW_WATER, tp->bufmgr_config.mbuf_read_dma_low_water); tw32(BUFMGR_MB_MACRX_LOW_WATER, @@ -5352,7 +5352,7 @@ static int tg3_reset_hw(struct tg3 *tp) /* Setup replenish threshold. */ tw32(RCVBDI_JUMBO_THRESH, tp->rx_jumbo_pending / 8); - if (tp->tg3_flags & TG3_FLAG_JUMBO_ENABLE) { + if (tp->tg3_flags & TG3_FLAG_JUMBO_RING_ENABLE) { tw32(RCVDBDI_JUMBO_BD + TG3_BDINFO_HOST_ADDR + TG3_64BIT_REG_HIGH, ((u64) tp->rx_jumbo_mapping >> 32)); tw32(RCVDBDI_JUMBO_BD + TG3_BDINFO_HOST_ADDR + TG3_64BIT_REG_LOW, @@ -5413,7 +5413,7 @@ static int tg3_reset_hw(struct tg3 *tp) tw32_rx_mbox(MAILBOX_RCV_STD_PROD_IDX + TG3_64BIT_REG_LOW, tp->rx_std_ptr); - tp->rx_jumbo_ptr = (tp->tg3_flags & TG3_FLAG_JUMBO_ENABLE) ? + tp->rx_jumbo_ptr = (tp->tg3_flags & TG3_FLAG_JUMBO_RING_ENABLE) ? tp->rx_jumbo_pending : 0; tw32_rx_mbox(MAILBOX_RCV_JUMBO_PROD_IDX + TG3_64BIT_REG_LOW, tp->rx_jumbo_ptr); @@ -8991,6 +8991,11 @@ static int __devinit tg3_get_invariants(struct tg3 *tp) if (tp->tg3_flags2 & TG3_FLG2_5750_PLUS) tp->tg3_flags2 |= TG3_FLG2_HW_TSO; + if (GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5705 && + GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5750 && + GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5752) + tp->tg3_flags2 |= TG3_FLG2_JUMBO_CAPABLE; + if (pci_find_capability(tp->pdev, PCI_CAP_ID_EXP) != 0) tp->tg3_flags2 |= TG3_FLG2_PCI_EXPRESS; @@ -9117,8 +9122,9 @@ static int __devinit tg3_get_invariants(struct tg3 *tp) /* Derive initial jumbo mode from MTU assigned in * ether_setup() via the alloc_etherdev() call */ - if (tp->dev->mtu > ETH_DATA_LEN) - tp->tg3_flags |= TG3_FLAG_JUMBO_ENABLE; + if (tp->dev->mtu > ETH_DATA_LEN && + GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5780) + tp->tg3_flags |= TG3_FLAG_JUMBO_RING_ENABLE; /* Determine WakeOnLan speed to use. */ if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5700 || diff --git a/drivers/net/tg3.h b/drivers/net/tg3.h index 46fa105fce8..7cb2eefa7aa 100644 --- a/drivers/net/tg3.h +++ b/drivers/net/tg3.h @@ -2125,7 +2125,7 @@ struct tg3 { #define TG3_FLAG_NO_TX_PSEUDO_CSUM 0x00100000 #define TG3_FLAG_NO_RX_PSEUDO_CSUM 0x00200000 #define TG3_FLAG_SERDES_WOL_CAP 0x00400000 -#define TG3_FLAG_JUMBO_ENABLE 0x00800000 +#define TG3_FLAG_JUMBO_RING_ENABLE 0x00800000 #define TG3_FLAG_10_100_ONLY 0x01000000 #define TG3_FLAG_PAUSE_AUTONEG 0x02000000 #define TG3_FLAG_BROKEN_CHECKSUMS 0x10000000 @@ -2155,6 +2155,7 @@ struct tg3 { #define TG3_FLG2_5750_PLUS 0x00080000 #define TG3_FLG2_PROTECTED_NVRAM 0x00100000 #define TG3_FLG2_USING_MSI 0x00200000 +#define TG3_FLG2_JUMBO_CAPABLE 0x00400000 u32 split_mode_max_reqs; #define SPLIT_MODE_5704_MAX_REQ 3 |