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path: root/drivers/net/tg3.c
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Diffstat (limited to 'drivers/net/tg3.c')
-rw-r--r--drivers/net/tg3.c34
1 files changed, 1 insertions, 33 deletions
diff --git a/drivers/net/tg3.c b/drivers/net/tg3.c
index f4bf62c2a7a..e136bae6197 100644
--- a/drivers/net/tg3.c
+++ b/drivers/net/tg3.c
@@ -58,11 +58,7 @@
#define TG3_VLAN_TAG_USED 0
#endif
-#ifdef NETIF_F_TSO
#define TG3_TSO_SUPPORT 1
-#else
-#define TG3_TSO_SUPPORT 0
-#endif
#include "tg3.h"
@@ -3384,7 +3380,7 @@ next_pkt:
}
next_pkt_nopost:
sw_idx++;
- sw_idx %= TG3_RX_RCB_RING_SIZE(tp);
+ sw_idx &= (TG3_RX_RCB_RING_SIZE(tp) - 1);
/* Refresh hw_idx to see if there is new work */
if (sw_idx == hw_idx) {
@@ -3873,7 +3869,6 @@ static int tg3_start_xmit(struct sk_buff *skb, struct net_device *dev)
entry = tp->tx_prod;
base_flags = 0;
-#if TG3_TSO_SUPPORT != 0
mss = 0;
if (skb->len > (tp->dev->mtu + ETH_HLEN) &&
(mss = skb_shinfo(skb)->gso_size) != 0) {
@@ -3906,11 +3901,6 @@ static int tg3_start_xmit(struct sk_buff *skb, struct net_device *dev)
}
else if (skb->ip_summed == CHECKSUM_PARTIAL)
base_flags |= TXD_FLAG_TCPUDP_CSUM;
-#else
- mss = 0;
- if (skb->ip_summed == CHECKSUM_PARTIAL)
- base_flags |= TXD_FLAG_TCPUDP_CSUM;
-#endif
#if TG3_VLAN_TAG_USED
if (tp->vlgrp != NULL && vlan_tx_tag_present(skb))
base_flags |= (TXD_FLAG_VLAN |
@@ -3970,7 +3960,6 @@ out_unlock:
return NETDEV_TX_OK;
}
-#if TG3_TSO_SUPPORT != 0
static int tg3_start_xmit_dma_bug(struct sk_buff *, struct net_device *);
/* Use GSO to workaround a rare TSO bug that may be triggered when the
@@ -4002,7 +3991,6 @@ tg3_tso_bug_end:
return NETDEV_TX_OK;
}
-#endif
/* hard_start_xmit for devices that have the 4G bug and/or 40-bit bug and
* support TG3_FLG2_HW_TSO_1 or firmware TSO only.
@@ -4036,7 +4024,6 @@ static int tg3_start_xmit_dma_bug(struct sk_buff *skb, struct net_device *dev)
base_flags = 0;
if (skb->ip_summed == CHECKSUM_PARTIAL)
base_flags |= TXD_FLAG_TCPUDP_CSUM;
-#if TG3_TSO_SUPPORT != 0
mss = 0;
if (skb->len > (tp->dev->mtu + ETH_HLEN) &&
(mss = skb_shinfo(skb)->gso_size) != 0) {
@@ -4091,9 +4078,6 @@ static int tg3_start_xmit_dma_bug(struct sk_buff *skb, struct net_device *dev)
}
}
}
-#else
- mss = 0;
-#endif
#if TG3_VLAN_TAG_USED
if (tp->vlgrp != NULL && vlan_tx_tag_present(skb))
base_flags |= (TXD_FLAG_VLAN |
@@ -5329,7 +5313,6 @@ static int tg3_load_5701_a0_firmware_fix(struct tg3 *tp)
return 0;
}
-#if TG3_TSO_SUPPORT != 0
#define TG3_TSO_FW_RELEASE_MAJOR 0x1
#define TG3_TSO_FW_RELASE_MINOR 0x6
@@ -5906,7 +5889,6 @@ static int tg3_load_tso_firmware(struct tg3 *tp)
return 0;
}
-#endif /* TG3_TSO_SUPPORT != 0 */
/* tp->lock is held. */
static void __tg3_set_mac_addr(struct tg3 *tp)
@@ -6120,7 +6102,6 @@ static int tg3_reset_hw(struct tg3 *tp, int reset_phy)
tw32(BUFMGR_DMA_DESC_POOL_ADDR, NIC_SRAM_DMA_DESC_POOL_BASE);
tw32(BUFMGR_DMA_DESC_POOL_SIZE, NIC_SRAM_DMA_DESC_POOL_SIZE);
}
-#if TG3_TSO_SUPPORT != 0
else if (tp->tg3_flags2 & TG3_FLG2_TSO_CAPABLE) {
int fw_len;
@@ -6135,7 +6116,6 @@ static int tg3_reset_hw(struct tg3 *tp, int reset_phy)
tw32(BUFMGR_MB_POOL_SIZE,
NIC_SRAM_MBUF_POOL_SIZE5705 - fw_len - 0xa00);
}
-#endif
if (tp->dev->mtu <= ETH_DATA_LEN) {
tw32(BUFMGR_MB_RDMA_LOW_WATER,
@@ -6337,10 +6317,8 @@ static int tg3_reset_hw(struct tg3 *tp, int reset_phy)
if (tp->tg3_flags2 & TG3_FLG2_PCI_EXPRESS)
rdmac_mode |= RDMAC_MODE_FIFO_LONG_BURST;
-#if TG3_TSO_SUPPORT != 0
if (tp->tg3_flags2 & TG3_FLG2_HW_TSO)
rdmac_mode |= (1 << 27);
-#endif
/* Receive/send statistics. */
if (tp->tg3_flags2 & TG3_FLG2_5750_PLUS) {
@@ -6511,10 +6489,8 @@ static int tg3_reset_hw(struct tg3 *tp, int reset_phy)
tw32(RCVBDI_MODE, RCVBDI_MODE_ENABLE | RCVBDI_MODE_RCB_ATTN_ENAB);
tw32(RCVDBDI_MODE, RCVDBDI_MODE_ENABLE | RCVDBDI_MODE_INV_RING_SZ);
tw32(SNDDATAI_MODE, SNDDATAI_MODE_ENABLE);
-#if TG3_TSO_SUPPORT != 0
if (tp->tg3_flags2 & TG3_FLG2_HW_TSO)
tw32(SNDDATAI_MODE, SNDDATAI_MODE_ENABLE | 0x8);
-#endif
tw32(SNDBDI_MODE, SNDBDI_MODE_ENABLE | SNDBDI_MODE_ATTN_ENABLE);
tw32(SNDBDS_MODE, SNDBDS_MODE_ENABLE | SNDBDS_MODE_ATTN_ENABLE);
@@ -6524,13 +6500,11 @@ static int tg3_reset_hw(struct tg3 *tp, int reset_phy)
return err;
}
-#if TG3_TSO_SUPPORT != 0
if (tp->tg3_flags2 & TG3_FLG2_TSO_CAPABLE) {
err = tg3_load_tso_firmware(tp);
if (err)
return err;
}
-#endif
tp->tx_mode = TX_MODE_ENABLE;
tw32_f(MAC_TX_MODE, tp->tx_mode);
@@ -8062,7 +8036,6 @@ static void tg3_set_msglevel(struct net_device *dev, u32 value)
tp->msg_enable = value;
}
-#if TG3_TSO_SUPPORT != 0
static int tg3_set_tso(struct net_device *dev, u32 value)
{
struct tg3 *tp = netdev_priv(dev);
@@ -8081,7 +8054,6 @@ static int tg3_set_tso(struct net_device *dev, u32 value)
}
return ethtool_op_set_tso(dev, value);
}
-#endif
static int tg3_nway_reset(struct net_device *dev)
{
@@ -9212,10 +9184,8 @@ static const struct ethtool_ops tg3_ethtool_ops = {
.set_tx_csum = tg3_set_tx_csum,
.get_sg = ethtool_op_get_sg,
.set_sg = ethtool_op_set_sg,
-#if TG3_TSO_SUPPORT != 0
.get_tso = ethtool_op_get_tso,
.set_tso = tg3_set_tso,
-#endif
.self_test_count = tg3_get_test_count,
.self_test = tg3_self_test,
.get_strings = tg3_get_strings,
@@ -11856,7 +11826,6 @@ static int __devinit tg3_init_one(struct pci_dev *pdev,
tg3_init_bufmgr_config(tp);
-#if TG3_TSO_SUPPORT != 0
if (tp->tg3_flags2 & TG3_FLG2_HW_TSO) {
tp->tg3_flags2 |= TG3_FLG2_TSO_CAPABLE;
}
@@ -11881,7 +11850,6 @@ static int __devinit tg3_init_one(struct pci_dev *pdev,
dev->features |= NETIF_F_TSO6;
}
-#endif
if (tp->pci_chip_rev_id == CHIPREV_ID_5705_A1 &&
!(tp->tg3_flags2 & TG3_FLG2_TSO_CAPABLE) &&
generated by cgit v1.2.3-18-g5258 (git 2.32.0) at 2024-12-13 04:50:40 +0000