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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.c165
1 files changed, 84 insertions, 81 deletions
diff --git a/drivers/net/tg3.c b/drivers/net/tg3.c
index bc3af78a869..fdb438dca9b 100644
--- a/drivers/net/tg3.c
+++ b/drivers/net/tg3.c
@@ -1917,19 +1917,16 @@ static int tg3_phy_reset_5703_4_5(struct tg3 *tp)
*/
static int tg3_phy_reset(struct tg3 *tp)
{
- u32 cpmuctrl;
- u32 phy_status;
+ u32 val, cpmuctrl;
int err;
if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5906) {
- u32 val;
-
val = tr32(GRC_MISC_CFG);
tw32_f(GRC_MISC_CFG, val & ~GRC_MISC_CFG_EPHY_IDDQ);
udelay(40);
}
- err = tg3_readphy(tp, MII_BMSR, &phy_status);
- err |= tg3_readphy(tp, MII_BMSR, &phy_status);
+ err = tg3_readphy(tp, MII_BMSR, &val);
+ err |= tg3_readphy(tp, MII_BMSR, &val);
if (err != 0)
return -EBUSY;
@@ -1961,18 +1958,14 @@ static int tg3_phy_reset(struct tg3 *tp)
return err;
if (cpmuctrl & CPMU_CTRL_GPHY_10MB_RXONLY) {
- u32 phy;
-
- phy = MII_TG3_DSP_EXP8_AEDW | MII_TG3_DSP_EXP8_REJ2MHz;
- tg3_phydsp_write(tp, MII_TG3_DSP_EXP8, phy);
+ val = MII_TG3_DSP_EXP8_AEDW | MII_TG3_DSP_EXP8_REJ2MHz;
+ tg3_phydsp_write(tp, MII_TG3_DSP_EXP8, val);
tw32(TG3_CPMU_CTRL, cpmuctrl);
}
if (GET_CHIP_REV(tp->pci_chip_rev_id) == CHIPREV_5784_AX ||
GET_CHIP_REV(tp->pci_chip_rev_id) == CHIPREV_5761_AX) {
- u32 val;
-
val = tr32(TG3_CPMU_LSPD_1000MB_CLK);
if ((val & CPMU_LSPD_1000MB_MACCLK_MASK) ==
CPMU_LSPD_1000MB_MACCLK_12_5) {
@@ -2028,23 +2021,19 @@ out:
/* Cannot do read-modify-write on 5401 */
tg3_writephy(tp, MII_TG3_AUX_CTRL, 0x4c20);
} else if (tp->tg3_flags & TG3_FLAG_JUMBO_CAPABLE) {
- u32 phy_reg;
-
/* Set bit 14 with read-modify-write to preserve other bits */
if (!tg3_writephy(tp, MII_TG3_AUX_CTRL, 0x0007) &&
- !tg3_readphy(tp, MII_TG3_AUX_CTRL, &phy_reg))
- tg3_writephy(tp, MII_TG3_AUX_CTRL, phy_reg | 0x4000);
+ !tg3_readphy(tp, MII_TG3_AUX_CTRL, &val))
+ tg3_writephy(tp, MII_TG3_AUX_CTRL, val | 0x4000);
}
/* Set phy register 0x10 bit 0 to high fifo elasticity to support
* jumbo frames transmission.
*/
if (tp->tg3_flags & TG3_FLAG_JUMBO_CAPABLE) {
- u32 phy_reg;
-
- if (!tg3_readphy(tp, MII_TG3_EXT_CTRL, &phy_reg))
+ if (!tg3_readphy(tp, MII_TG3_EXT_CTRL, &val))
tg3_writephy(tp, MII_TG3_EXT_CTRL,
- phy_reg | MII_TG3_EXT_CTRL_FIFO_ELASTIC);
+ val | MII_TG3_EXT_CTRL_FIFO_ELASTIC);
}
if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5906) {
@@ -3060,7 +3049,7 @@ static int tg3_adv_1000T_flowctrl_ok(struct tg3 *tp, u32 *lcladv, u32 *rmtadv)
static int tg3_setup_copper_phy(struct tg3 *tp, int force_reset)
{
int current_link_up;
- u32 bmsr, dummy;
+ u32 bmsr, val;
u32 lcl_adv, rmt_adv;
u16 current_speed;
u8 current_duplex;
@@ -3140,8 +3129,8 @@ static int tg3_setup_copper_phy(struct tg3 *tp, int force_reset)
}
/* Clear pending interrupts... */
- tg3_readphy(tp, MII_TG3_ISTAT, &dummy);
- tg3_readphy(tp, MII_TG3_ISTAT, &dummy);
+ tg3_readphy(tp, MII_TG3_ISTAT, &val);
+ tg3_readphy(tp, MII_TG3_ISTAT, &val);
if (tp->phy_flags & TG3_PHYFLG_USE_MI_INTERRUPT)
tg3_writephy(tp, MII_TG3_IMASK, ~MII_TG3_INT_LINKCHG);
@@ -3162,8 +3151,6 @@ static int tg3_setup_copper_phy(struct tg3 *tp, int force_reset)
current_duplex = DUPLEX_INVALID;
if (tp->phy_flags & TG3_PHYFLG_CAPACITIVE_COUPLING) {
- u32 val;
-
tg3_writephy(tp, MII_TG3_AUX_CTRL, 0x4007);
tg3_readphy(tp, MII_TG3_AUX_CTRL, &val);
if (!(val & (1 << 10))) {
@@ -3238,13 +3225,11 @@ static int tg3_setup_copper_phy(struct tg3 *tp, int force_reset)
relink:
if (current_link_up == 0 || (tp->phy_flags & TG3_PHYFLG_IS_LOW_POWER)) {
- u32 tmp;
-
tg3_phy_copper_begin(tp);
- tg3_readphy(tp, MII_BMSR, &tmp);
- if (!tg3_readphy(tp, MII_BMSR, &tmp) &&
- (tmp & BMSR_LSTATUS))
+ tg3_readphy(tp, MII_BMSR, &bmsr);
+ if (!tg3_readphy(tp, MII_BMSR, &bmsr) &&
+ (bmsr & BMSR_LSTATUS))
current_link_up = 1;
}
@@ -4549,7 +4534,7 @@ static void tg3_recycle_rx(struct tg3_napi *tnapi,
struct tg3 *tp = tnapi->tp;
struct tg3_rx_buffer_desc *src_desc, *dest_desc;
struct ring_info *src_map, *dest_map;
- struct tg3_rx_prodring_set *spr = &tp->prodring[0];
+ struct tg3_rx_prodring_set *spr = &tp->napi[0].prodring;
int dest_idx;
switch (opaque_key) {
@@ -4619,7 +4604,7 @@ static int tg3_rx(struct tg3_napi *tnapi, int budget)
u32 sw_idx = tnapi->rx_rcb_ptr;
u16 hw_idx;
int received;
- struct tg3_rx_prodring_set *tpr = tnapi->prodring;
+ struct tg3_rx_prodring_set *tpr = &tnapi->prodring;
hw_idx = *(tnapi->rx_rcb_prod_idx);
/*
@@ -4644,13 +4629,13 @@ static int tg3_rx(struct tg3_napi *tnapi, int budget)
desc_idx = desc->opaque & RXD_OPAQUE_INDEX_MASK;
opaque_key = desc->opaque & RXD_OPAQUE_RING_MASK;
if (opaque_key == RXD_OPAQUE_RING_STD) {
- ri = &tp->prodring[0].rx_std_buffers[desc_idx];
+ ri = &tp->napi[0].prodring.rx_std_buffers[desc_idx];
dma_addr = dma_unmap_addr(ri, mapping);
skb = ri->skb;
post_ptr = &std_prod_idx;
rx_std_posted++;
} else if (opaque_key == RXD_OPAQUE_RING_JUMBO) {
- ri = &tp->prodring[0].rx_jmb_buffers[desc_idx];
+ ri = &tp->napi[0].prodring.rx_jmb_buffers[desc_idx];
dma_addr = dma_unmap_addr(ri, mapping);
skb = ri->skb;
post_ptr = &jmb_prod_idx;
@@ -4719,7 +4704,7 @@ static int tg3_rx(struct tg3_napi *tnapi, int budget)
>> RXD_TCPCSUM_SHIFT) == 0xffff))
skb->ip_summed = CHECKSUM_UNNECESSARY;
else
- skb->ip_summed = CHECKSUM_NONE;
+ skb_checksum_none_assert(skb);
skb->protocol = eth_type_trans(skb, tp->dev);
@@ -4981,14 +4966,14 @@ static int tg3_poll_work(struct tg3_napi *tnapi, int work_done, int budget)
work_done += tg3_rx(tnapi, budget - work_done);
if ((tp->tg3_flags3 & TG3_FLG3_ENABLE_RSS) && tnapi == &tp->napi[1]) {
- struct tg3_rx_prodring_set *dpr = &tp->prodring[0];
+ struct tg3_rx_prodring_set *dpr = &tp->napi[0].prodring;
int i, err = 0;
u32 std_prod_idx = dpr->rx_std_prod_idx;
u32 jmb_prod_idx = dpr->rx_jmb_prod_idx;
for (i = 1; i < tp->irq_cnt; i++)
err |= tg3_rx_prodring_xfer(tp, dpr,
- tp->napi[i].prodring);
+ &tp->napi[i].prodring);
wmb();
@@ -5404,8 +5389,7 @@ static inline int tg3_4g_overflow_test(dma_addr_t mapping, int len)
{
u32 base = (u32) mapping & 0xffffffff;
- return ((base > 0xffffdcc0) &&
- (base + len + 8 < base));
+ return (base > 0xffffdcc0) && (base + len + 8 < base);
}
/* Test for DMA addresses > 40-bit */
@@ -5414,7 +5398,7 @@ static inline int tg3_40bit_overflow_test(struct tg3 *tp, dma_addr_t mapping,
{
#if defined(CONFIG_HIGHMEM) && (BITS_PER_LONG == 64)
if (tp->tg3_flags & TG3_FLAG_40BIT_DMA_BUG)
- return (((u64) mapping + len) > DMA_BIT_MASK(40));
+ return ((u64) mapping + len) > DMA_BIT_MASK(40);
return 0;
#else
return 0;
@@ -5574,9 +5558,9 @@ static netdev_tx_t tg3_start_xmit(struct sk_buff *skb,
goto out_unlock;
}
- if (skb_shinfo(skb)->gso_type & SKB_GSO_TCPV6)
+ if (skb_is_gso_v6(skb)) {
hdrlen = skb_headlen(skb) - ETH_HLEN;
- else {
+ } else {
struct iphdr *iph = ip_hdr(skb);
tcp_opt_len = tcp_optlen(skb);
@@ -5798,7 +5782,7 @@ static netdev_tx_t tg3_start_xmit_dma_bug(struct sk_buff *skb,
iph = ip_hdr(skb);
tcp_opt_len = tcp_optlen(skb);
- if (skb_shinfo(skb)->gso_type & SKB_GSO_TCPV6) {
+ if (skb_is_gso_v6(skb)) {
hdr_len = skb_headlen(skb) - ETH_HLEN;
} else {
u32 ip_tcp_len;
@@ -6057,7 +6041,7 @@ static void tg3_rx_prodring_free(struct tg3 *tp,
{
int i;
- if (tpr != &tp->prodring[0]) {
+ if (tpr != &tp->napi[0].prodring) {
for (i = tpr->rx_std_cons_idx; i != tpr->rx_std_prod_idx;
i = (i + 1) % TG3_RX_RING_SIZE)
tg3_rx_skb_free(tp, &tpr->rx_std_buffers[i],
@@ -6103,7 +6087,7 @@ static int tg3_rx_prodring_alloc(struct tg3 *tp,
tpr->rx_jmb_cons_idx = 0;
tpr->rx_jmb_prod_idx = 0;
- if (tpr != &tp->prodring[0]) {
+ if (tpr != &tp->napi[0].prodring) {
memset(&tpr->rx_std_buffers[0], 0, TG3_RX_STD_BUFF_RING_SIZE);
if (tp->tg3_flags & TG3_FLAG_JUMBO_CAPABLE)
memset(&tpr->rx_jmb_buffers[0], 0,
@@ -6253,7 +6237,7 @@ static void tg3_free_rings(struct tg3 *tp)
for (j = 0; j < tp->irq_cnt; j++) {
struct tg3_napi *tnapi = &tp->napi[j];
- tg3_rx_prodring_free(tp, &tp->prodring[j]);
+ tg3_rx_prodring_free(tp, &tnapi->prodring);
if (!tnapi->tx_buffers)
continue;
@@ -6325,7 +6309,7 @@ static int tg3_init_rings(struct tg3 *tp)
if (tnapi->rx_rcb)
memset(tnapi->rx_rcb, 0, TG3_RX_RCB_RING_BYTES(tp));
- if (tg3_rx_prodring_alloc(tp, &tp->prodring[i])) {
+ if (tg3_rx_prodring_alloc(tp, &tnapi->prodring)) {
tg3_free_rings(tp);
return -ENOMEM;
}
@@ -6361,6 +6345,8 @@ static void tg3_free_consistent(struct tg3 *tp)
tnapi->rx_rcb = NULL;
}
+ tg3_rx_prodring_fini(tp, &tnapi->prodring);
+
if (tnapi->hw_status) {
pci_free_consistent(tp->pdev, TG3_HW_STATUS_SIZE,
tnapi->hw_status,
@@ -6374,9 +6360,6 @@ static void tg3_free_consistent(struct tg3 *tp)
tp->hw_stats, tp->stats_mapping);
tp->hw_stats = NULL;
}
-
- for (i = 0; i < tp->irq_cnt; i++)
- tg3_rx_prodring_fini(tp, &tp->prodring[i]);
}
/*
@@ -6387,11 +6370,6 @@ static int tg3_alloc_consistent(struct tg3 *tp)
{
int i;
- for (i = 0; i < tp->irq_cnt; i++) {
- if (tg3_rx_prodring_init(tp, &tp->prodring[i]))
- goto err_out;
- }
-
tp->hw_stats = pci_alloc_consistent(tp->pdev,
sizeof(struct tg3_hw_stats),
&tp->stats_mapping);
@@ -6413,6 +6391,9 @@ static int tg3_alloc_consistent(struct tg3 *tp)
memset(tnapi->hw_status, 0, TG3_HW_STATUS_SIZE);
sblk = tnapi->hw_status;
+ if (tg3_rx_prodring_init(tp, &tnapi->prodring))
+ goto err_out;
+
/* If multivector TSS is enabled, vector 0 does not handle
* tx interrupts. Don't allocate any resources for it.
*/
@@ -6452,8 +6433,6 @@ static int tg3_alloc_consistent(struct tg3 *tp)
break;
}
- tnapi->prodring = &tp->prodring[i];
-
/*
* If multivector RSS is enabled, vector 0 does not handle
* rx or tx interrupts. Don't allocate any resources for it.
@@ -6596,6 +6575,10 @@ static void tg3_ape_send_event(struct tg3 *tp, u32 event)
int i;
u32 apedata;
+ /* NCSI does not support APE events */
+ if (tp->tg3_flags3 & TG3_FLG3_APE_HAS_NCSI)
+ return;
+
apedata = tg3_ape_read32(tp, TG3_APE_SEG_SIG);
if (apedata != APE_SEG_SIG_MAGIC)
return;
@@ -6647,6 +6630,8 @@ static void tg3_ape_driver_state_change(struct tg3 *tp, int kind)
APE_HOST_DRIVER_ID_MAGIC(TG3_MAJ_NUM, TG3_MIN_NUM));
tg3_ape_write32(tp, TG3_APE_HOST_BEHAVIOR,
APE_HOST_BEHAV_NO_PHYLOCK);
+ tg3_ape_write32(tp, TG3_APE_HOST_DRVR_STATE,
+ TG3_APE_HOST_DRVR_STATE_START);
event = APE_EVENT_STATUS_STATE_START;
break;
@@ -6658,6 +6643,16 @@ static void tg3_ape_driver_state_change(struct tg3 *tp, int kind)
*/
tg3_ape_write32(tp, TG3_APE_HOST_SEG_SIG, 0x0);
+ if (device_may_wakeup(&tp->pdev->dev) &&
+ (tp->tg3_flags & TG3_FLAG_WOL_ENABLE)) {
+ tg3_ape_write32(tp, TG3_APE_HOST_WOL_SPEED,
+ TG3_APE_HOST_WOL_SPEED_AUTO);
+ apedata = TG3_APE_HOST_DRVR_STATE_WOL;
+ } else
+ apedata = TG3_APE_HOST_DRVR_STATE_UNLOAD;
+
+ tg3_ape_write32(tp, TG3_APE_HOST_DRVR_STATE, apedata);
+
event = APE_EVENT_STATUS_STATE_UNLOAD;
break;
case RESET_KIND_SUSPEND:
@@ -7548,7 +7543,7 @@ static void tg3_rings_reset(struct tg3 *tp)
/* Zero mailbox registers. */
if (tp->tg3_flags & TG3_FLAG_SUPPORT_MSIX) {
- for (i = 1; i < TG3_IRQ_MAX_VECS; i++) {
+ for (i = 1; i < tp->irq_max; i++) {
tp->napi[i].tx_prod = 0;
tp->napi[i].tx_cons = 0;
if (tp->tg3_flags3 & TG3_FLG3_ENABLE_TSS)
@@ -7631,7 +7626,7 @@ static int tg3_reset_hw(struct tg3 *tp, int reset_phy)
{
u32 val, rdmac_mode;
int i, err, limit;
- struct tg3_rx_prodring_set *tpr = &tp->prodring[0];
+ struct tg3_rx_prodring_set *tpr = &tp->napi[0].prodring;
tg3_disable_ints(tp);
@@ -8015,6 +8010,16 @@ static int tg3_reset_hw(struct tg3 *tp, int reset_phy)
GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_57780)
rdmac_mode |= RDMAC_MODE_IPV6_LSO_EN;
+ if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5761 ||
+ GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5784 ||
+ GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5785 ||
+ GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_57780 ||
+ (tp->tg3_flags3 & TG3_FLG3_5717_PLUS)) {
+ val = tr32(TG3_RDMA_RSRVCTRL_REG);
+ tw32(TG3_RDMA_RSRVCTRL_REG,
+ val | TG3_RDMA_RSRVCTRL_FIFO_OFLW_FIX);
+ }
+
/* Receive/send statistics. */
if (tp->tg3_flags2 & TG3_FLG2_5750_PLUS) {
val = tr32(RCVLPC_STATS_ENABLE);
@@ -8817,16 +8822,9 @@ static bool tg3_enable_msix(struct tg3 *tp)
tp->napi[i].irq_vec = msix_ent[i].vector;
tp->dev->real_num_tx_queues = 1;
- if (tp->irq_cnt > 1) {
+ if (tp->irq_cnt > 1)
tp->tg3_flags3 |= TG3_FLG3_ENABLE_RSS;
- if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5717 ||
- GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5719) {
- tp->tg3_flags3 |= TG3_FLG3_ENABLE_TSS;
- tp->dev->real_num_tx_queues = tp->irq_cnt - 1;
- }
- }
-
return true;
}
@@ -9867,7 +9865,7 @@ static int tg3_set_ringparam(struct net_device *dev, struct ethtool_ringparam *e
tp->rx_pending = 63;
tp->rx_jumbo_pending = ering->rx_jumbo_pending;
- for (i = 0; i < TG3_IRQ_MAX_VECS; i++)
+ for (i = 0; i < tp->irq_max; i++)
tp->napi[i].tx_pending = ering->tx_pending;
if (netif_running(dev)) {
@@ -10608,7 +10606,7 @@ static int tg3_run_loopback(struct tg3 *tp, int loopback_mode)
int num_pkts, tx_len, rx_len, i, err;
struct tg3_rx_buffer_desc *desc;
struct tg3_napi *tnapi, *rnapi;
- struct tg3_rx_prodring_set *tpr = &tp->prodring[0];
+ struct tg3_rx_prodring_set *tpr = &tp->napi[0].prodring;
tnapi = &tp->napi[0];
rnapi = &tp->napi[0];
@@ -12401,14 +12399,18 @@ skip_phy_reset:
static void __devinit tg3_read_vpd(struct tg3 *tp)
{
- u8 vpd_data[TG3_NVM_VPD_LEN];
+ u8 *vpd_data;
unsigned int block_end, rosize, len;
int j, i = 0;
u32 magic;
if ((tp->tg3_flags3 & TG3_FLG3_NO_NVRAM) ||
tg3_nvram_read(tp, 0x0, &magic))
- goto out_not_found;
+ goto out_no_vpd;
+
+ vpd_data = kmalloc(TG3_NVM_VPD_LEN, GFP_KERNEL);
+ if (!vpd_data)
+ goto out_no_vpd;
if (magic == TG3_EEPROM_MAGIC) {
for (i = 0; i < TG3_NVM_VPD_LEN; i += 4) {
@@ -12492,9 +12494,12 @@ partno:
memcpy(tp->board_part_number, &vpd_data[i], len);
- return;
-
out_not_found:
+ kfree(vpd_data);
+ if (!tp->board_part_number[0])
+ return;
+
+out_no_vpd:
if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5906)
strcpy(tp->board_part_number, "BCM95906");
else if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_57780 &&
@@ -12736,10 +12741,12 @@ static void __devinit tg3_read_dash_ver(struct tg3 *tp)
apedata = tg3_ape_read32(tp, TG3_APE_FW_VERSION);
- if (tg3_ape_read32(tp, TG3_APE_FW_FEATURES) & TG3_APE_FW_FEATURE_NCSI)
+ if (tg3_ape_read32(tp, TG3_APE_FW_FEATURES) & TG3_APE_FW_FEATURE_NCSI) {
+ tp->tg3_flags3 |= TG3_FLG3_APE_HAS_NCSI;
fwtype = "NCSI";
- else
+ } else {
fwtype = "DASH";
+ }
vlen = strlen(tp->fw_ver);
@@ -13410,10 +13417,6 @@ static int __devinit tg3_get_invariants(struct tg3 *tp)
if (err)
return err;
- if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5717 &&
- tp->pci_chip_rev_id != CHIPREV_ID_5717_A0)
- return -ENOTSUPP;
-
/* Initialize data/descriptor byte/word swapping. */
val = tr32(GRC_MODE);
val &= GRC_MODE_HOST_STACKUP;
@@ -14442,7 +14445,7 @@ static int __devinit tg3_init_one(struct pci_dev *pdev,
}
if ((tp->tg3_flags3 & TG3_FLG3_5755_PLUS) &&
- tp->pci_chip_rev_id != CHIPREV_ID_5717_A0 &&
+ GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5717 &&
GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5719)
dev->netdev_ops = &tg3_netdev_ops;
else
@@ -14581,7 +14584,7 @@ static int __devinit tg3_init_one(struct pci_dev *pdev,
intmbx = MAILBOX_INTERRUPT_0 + TG3_64BIT_REG_LOW;
rcvmbx = MAILBOX_RCVRET_CON_IDX_0 + TG3_64BIT_REG_LOW;
sndmbx = MAILBOX_SNDHOST_PROD_IDX_0 + TG3_64BIT_REG_LOW;
- for (i = 0; i < TG3_IRQ_MAX_VECS; i++) {
+ for (i = 0; i < tp->irq_max; i++) {
struct tg3_napi *tnapi = &tp->napi[i];
tnapi->tp = tp;