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path: root/drivers/net/tg3.c
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-rw-r--r--drivers/net/tg3.c776
1 files changed, 452 insertions, 324 deletions
diff --git a/drivers/net/tg3.c b/drivers/net/tg3.c
index dabdf59f801..f7efcecc410 100644
--- a/drivers/net/tg3.c
+++ b/drivers/net/tg3.c
@@ -4,7 +4,7 @@
* Copyright (C) 2001, 2002, 2003, 2004 David S. Miller (davem@redhat.com)
* Copyright (C) 2001, 2002, 2003 Jeff Garzik (jgarzik@pobox.com)
* Copyright (C) 2004 Sun Microsystems Inc.
- * Copyright (C) 2005-2007 Broadcom Corporation.
+ * Copyright (C) 2005-2009 Broadcom Corporation.
*
* Firmware is:
* Derived from proprietary unpublished source code,
@@ -68,8 +68,8 @@
#define DRV_MODULE_NAME "tg3"
#define PFX DRV_MODULE_NAME ": "
-#define DRV_MODULE_VERSION "3.97"
-#define DRV_MODULE_RELDATE "December 10, 2008"
+#define DRV_MODULE_VERSION "3.98"
+#define DRV_MODULE_RELDATE "February 25, 2009"
#define TG3_DEF_MAC_MODE 0
#define TG3_DEF_RX_MODE 0
@@ -860,7 +860,7 @@ static int tg3_bmcr_reset(struct tg3 *tp)
static int tg3_mdio_read(struct mii_bus *bp, int mii_id, int reg)
{
- struct tg3 *tp = (struct tg3 *)bp->priv;
+ struct tg3 *tp = bp->priv;
u32 val;
if (tp->tg3_flags3 & TG3_FLG3_MDIOBUS_PAUSED)
@@ -874,7 +874,7 @@ static int tg3_mdio_read(struct mii_bus *bp, int mii_id, int reg)
static int tg3_mdio_write(struct mii_bus *bp, int mii_id, int reg, u16 val)
{
- struct tg3 *tp = (struct tg3 *)bp->priv;
+ struct tg3 *tp = bp->priv;
if (tp->tg3_flags3 & TG3_FLG3_MDIOBUS_PAUSED)
return -EAGAIN;
@@ -2050,8 +2050,6 @@ static int tg3_setup_phy(struct tg3 *, int);
static void tg3_write_sig_post_reset(struct tg3 *, int);
static int tg3_halt_cpu(struct tg3 *, u32);
-static int tg3_nvram_lock(struct tg3 *);
-static void tg3_nvram_unlock(struct tg3 *);
static void tg3_power_down_phy(struct tg3 *tp, bool do_low_power)
{
@@ -2108,6 +2106,194 @@ static void tg3_power_down_phy(struct tg3 *tp, bool do_low_power)
}
/* tp->lock is held. */
+static int tg3_nvram_lock(struct tg3 *tp)
+{
+ if (tp->tg3_flags & TG3_FLAG_NVRAM) {
+ int i;
+
+ if (tp->nvram_lock_cnt == 0) {
+ tw32(NVRAM_SWARB, SWARB_REQ_SET1);
+ for (i = 0; i < 8000; i++) {
+ if (tr32(NVRAM_SWARB) & SWARB_GNT1)
+ break;
+ udelay(20);
+ }
+ if (i == 8000) {
+ tw32(NVRAM_SWARB, SWARB_REQ_CLR1);
+ return -ENODEV;
+ }
+ }
+ tp->nvram_lock_cnt++;
+ }
+ return 0;
+}
+
+/* tp->lock is held. */
+static void tg3_nvram_unlock(struct tg3 *tp)
+{
+ if (tp->tg3_flags & TG3_FLAG_NVRAM) {
+ if (tp->nvram_lock_cnt > 0)
+ tp->nvram_lock_cnt--;
+ if (tp->nvram_lock_cnt == 0)
+ tw32_f(NVRAM_SWARB, SWARB_REQ_CLR1);
+ }
+}
+
+/* tp->lock is held. */
+static void tg3_enable_nvram_access(struct tg3 *tp)
+{
+ if ((tp->tg3_flags2 & TG3_FLG2_5750_PLUS) &&
+ !(tp->tg3_flags2 & TG3_FLG2_PROTECTED_NVRAM)) {
+ u32 nvaccess = tr32(NVRAM_ACCESS);
+
+ tw32(NVRAM_ACCESS, nvaccess | ACCESS_ENABLE);
+ }
+}
+
+/* tp->lock is held. */
+static void tg3_disable_nvram_access(struct tg3 *tp)
+{
+ if ((tp->tg3_flags2 & TG3_FLG2_5750_PLUS) &&
+ !(tp->tg3_flags2 & TG3_FLG2_PROTECTED_NVRAM)) {
+ u32 nvaccess = tr32(NVRAM_ACCESS);
+
+ tw32(NVRAM_ACCESS, nvaccess & ~ACCESS_ENABLE);
+ }
+}
+
+static int tg3_nvram_read_using_eeprom(struct tg3 *tp,
+ u32 offset, u32 *val)
+{
+ u32 tmp;
+ int i;
+
+ if (offset > EEPROM_ADDR_ADDR_MASK || (offset % 4) != 0)
+ return -EINVAL;
+
+ tmp = tr32(GRC_EEPROM_ADDR) & ~(EEPROM_ADDR_ADDR_MASK |
+ EEPROM_ADDR_DEVID_MASK |
+ EEPROM_ADDR_READ);
+ tw32(GRC_EEPROM_ADDR,
+ tmp |
+ (0 << EEPROM_ADDR_DEVID_SHIFT) |
+ ((offset << EEPROM_ADDR_ADDR_SHIFT) &
+ EEPROM_ADDR_ADDR_MASK) |
+ EEPROM_ADDR_READ | EEPROM_ADDR_START);
+
+ for (i = 0; i < 1000; i++) {
+ tmp = tr32(GRC_EEPROM_ADDR);
+
+ if (tmp & EEPROM_ADDR_COMPLETE)
+ break;
+ msleep(1);
+ }
+ if (!(tmp & EEPROM_ADDR_COMPLETE))
+ return -EBUSY;
+
+ *val = tr32(GRC_EEPROM_DATA);
+ return 0;
+}
+
+#define NVRAM_CMD_TIMEOUT 10000
+
+static int tg3_nvram_exec_cmd(struct tg3 *tp, u32 nvram_cmd)
+{
+ int i;
+
+ tw32(NVRAM_CMD, nvram_cmd);
+ for (i = 0; i < NVRAM_CMD_TIMEOUT; i++) {
+ udelay(10);
+ if (tr32(NVRAM_CMD) & NVRAM_CMD_DONE) {
+ udelay(10);
+ break;
+ }
+ }
+
+ if (i == NVRAM_CMD_TIMEOUT)
+ return -EBUSY;
+
+ return 0;
+}
+
+static u32 tg3_nvram_phys_addr(struct tg3 *tp, u32 addr)
+{
+ if ((tp->tg3_flags & TG3_FLAG_NVRAM) &&
+ (tp->tg3_flags & TG3_FLAG_NVRAM_BUFFERED) &&
+ (tp->tg3_flags2 & TG3_FLG2_FLASH) &&
+ !(tp->tg3_flags3 & TG3_FLG3_NO_NVRAM_ADDR_TRANS) &&
+ (tp->nvram_jedecnum == JEDEC_ATMEL))
+
+ addr = ((addr / tp->nvram_pagesize) <<
+ ATMEL_AT45DB0X1B_PAGE_POS) +
+ (addr % tp->nvram_pagesize);
+
+ return addr;
+}
+
+static u32 tg3_nvram_logical_addr(struct tg3 *tp, u32 addr)
+{
+ if ((tp->tg3_flags & TG3_FLAG_NVRAM) &&
+ (tp->tg3_flags & TG3_FLAG_NVRAM_BUFFERED) &&
+ (tp->tg3_flags2 & TG3_FLG2_FLASH) &&
+ !(tp->tg3_flags3 & TG3_FLG3_NO_NVRAM_ADDR_TRANS) &&
+ (tp->nvram_jedecnum == JEDEC_ATMEL))
+
+ addr = ((addr >> ATMEL_AT45DB0X1B_PAGE_POS) *
+ tp->nvram_pagesize) +
+ (addr & ((1 << ATMEL_AT45DB0X1B_PAGE_POS) - 1));
+
+ return addr;
+}
+
+/* NOTE: Data read in from NVRAM is byteswapped according to
+ * the byteswapping settings for all other register accesses.
+ * tg3 devices are BE devices, so on a BE machine, the data
+ * returned will be exactly as it is seen in NVRAM. On a LE
+ * machine, the 32-bit value will be byteswapped.
+ */
+static int tg3_nvram_read(struct tg3 *tp, u32 offset, u32 *val)
+{
+ int ret;
+
+ if (!(tp->tg3_flags & TG3_FLAG_NVRAM))
+ return tg3_nvram_read_using_eeprom(tp, offset, val);
+
+ offset = tg3_nvram_phys_addr(tp, offset);
+
+ if (offset > NVRAM_ADDR_MSK)
+ return -EINVAL;
+
+ ret = tg3_nvram_lock(tp);
+ if (ret)
+ return ret;
+
+ tg3_enable_nvram_access(tp);
+
+ tw32(NVRAM_ADDR, offset);
+ ret = tg3_nvram_exec_cmd(tp, NVRAM_CMD_RD | NVRAM_CMD_GO |
+ NVRAM_CMD_FIRST | NVRAM_CMD_LAST | NVRAM_CMD_DONE);
+
+ if (ret == 0)
+ *val = tr32(NVRAM_RDDATA);
+
+ tg3_disable_nvram_access(tp);
+
+ tg3_nvram_unlock(tp);
+
+ return ret;
+}
+
+/* Ensures NVRAM data is in bytestream format. */
+static int tg3_nvram_read_be32(struct tg3 *tp, u32 offset, __be32 *val)
+{
+ u32 v;
+ int res = tg3_nvram_read(tp, offset, &v);
+ if (!res)
+ *val = cpu_to_be32(v);
+ return res;
+}
+
+/* tp->lock is held. */
static void __tg3_set_mac_addr(struct tg3 *tp, int skip_mac_1)
{
u32 addr_high, addr_low;
@@ -4339,6 +4525,13 @@ static int tg3_rx(struct tg3 *tp, int budget)
skb->ip_summed = CHECKSUM_NONE;
skb->protocol = eth_type_trans(skb, tp->dev);
+
+ if (len > (tp->dev->mtu + ETH_HLEN) &&
+ skb->protocol != htons(ETH_P_8021Q)) {
+ dev_kfree_skb(skb);
+ goto next_pkt;
+ }
+
#if TG3_VLAN_TAG_USED
if (tp->vlgrp != NULL &&
desc->type_flags & RXD_FLAG_VLAN) {
@@ -4461,7 +4654,7 @@ static int tg3_poll(struct napi_struct *napi, int budget)
sblk->status &= ~SD_STATUS_UPDATED;
if (likely(!tg3_has_work(tp))) {
- netif_rx_complete(napi);
+ napi_complete(napi);
tg3_restart_ints(tp);
break;
}
@@ -4471,7 +4664,7 @@ static int tg3_poll(struct napi_struct *napi, int budget)
tx_recovery:
/* work_done is guaranteed to be less than budget. */
- netif_rx_complete(napi);
+ napi_complete(napi);
schedule_work(&tp->reset_task);
return work_done;
}
@@ -4520,7 +4713,7 @@ static irqreturn_t tg3_msi_1shot(int irq, void *dev_id)
prefetch(&tp->rx_rcb[tp->rx_rcb_ptr]);
if (likely(!tg3_irq_sync(tp)))
- netif_rx_schedule(&tp->napi);
+ napi_schedule(&tp->napi);
return IRQ_HANDLED;
}
@@ -4545,7 +4738,7 @@ static irqreturn_t tg3_msi(int irq, void *dev_id)
*/
tw32_mailbox(MAILBOX_INTERRUPT_0 + TG3_64BIT_REG_LOW, 0x00000001);
if (likely(!tg3_irq_sync(tp)))
- netif_rx_schedule(&tp->napi);
+ napi_schedule(&tp->napi);
return IRQ_RETVAL(1);
}
@@ -4587,7 +4780,7 @@ static irqreturn_t tg3_interrupt(int irq, void *dev_id)
sblk->status &= ~SD_STATUS_UPDATED;
if (likely(tg3_has_work(tp))) {
prefetch(&tp->rx_rcb[tp->rx_rcb_ptr]);
- netif_rx_schedule(&tp->napi);
+ napi_schedule(&tp->napi);
} else {
/* No work, shared interrupt perhaps? re-enable
* interrupts, and flush that PCI write
@@ -4633,7 +4826,7 @@ static irqreturn_t tg3_interrupt_tagged(int irq, void *dev_id)
tw32_mailbox_f(MAILBOX_INTERRUPT_0 + TG3_64BIT_REG_LOW, 0x00000001);
if (tg3_irq_sync(tp))
goto out;
- if (netif_rx_schedule_prep(&tp->napi)) {
+ if (napi_schedule_prep(&tp->napi)) {
prefetch(&tp->rx_rcb[tp->rx_rcb_ptr]);
/* Update last_tag to mark that this status has been
* seen. Because interrupt may be shared, we may be
@@ -4641,7 +4834,7 @@ static irqreturn_t tg3_interrupt_tagged(int irq, void *dev_id)
* if tg3_poll() is not scheduled.
*/
tp->last_tag = sblk->status_tag;
- __netif_rx_schedule(&tp->napi);
+ __napi_schedule(&tp->napi);
}
out:
return IRQ_RETVAL(handled);
@@ -5631,62 +5824,6 @@ static int tg3_abort_hw(struct tg3 *tp, int silent)
return err;
}
-/* tp->lock is held. */
-static int tg3_nvram_lock(struct tg3 *tp)
-{
- if (tp->tg3_flags & TG3_FLAG_NVRAM) {
- int i;
-
- if (tp->nvram_lock_cnt == 0) {
- tw32(NVRAM_SWARB, SWARB_REQ_SET1);
- for (i = 0; i < 8000; i++) {
- if (tr32(NVRAM_SWARB) & SWARB_GNT1)
- break;
- udelay(20);
- }
- if (i == 8000) {
- tw32(NVRAM_SWARB, SWARB_REQ_CLR1);
- return -ENODEV;
- }
- }
- tp->nvram_lock_cnt++;
- }
- return 0;
-}
-
-/* tp->lock is held. */
-static void tg3_nvram_unlock(struct tg3 *tp)
-{
- if (tp->tg3_flags & TG3_FLAG_NVRAM) {
- if (tp->nvram_lock_cnt > 0)
- tp->nvram_lock_cnt--;
- if (tp->nvram_lock_cnt == 0)
- tw32_f(NVRAM_SWARB, SWARB_REQ_CLR1);
- }
-}
-
-/* tp->lock is held. */
-static void tg3_enable_nvram_access(struct tg3 *tp)
-{
- if ((tp->tg3_flags2 & TG3_FLG2_5750_PLUS) &&
- !(tp->tg3_flags2 & TG3_FLG2_PROTECTED_NVRAM)) {
- u32 nvaccess = tr32(NVRAM_ACCESS);
-
- tw32(NVRAM_ACCESS, nvaccess | ACCESS_ENABLE);
- }
-}
-
-/* tp->lock is held. */
-static void tg3_disable_nvram_access(struct tg3 *tp)
-{
- if ((tp->tg3_flags2 & TG3_FLG2_5750_PLUS) &&
- !(tp->tg3_flags2 & TG3_FLG2_PROTECTED_NVRAM)) {
- u32 nvaccess = tr32(NVRAM_ACCESS);
-
- tw32(NVRAM_ACCESS, nvaccess & ~ACCESS_ENABLE);
- }
-}
-
static void tg3_ape_send_event(struct tg3 *tp, u32 event)
{
int i;
@@ -6824,7 +6961,8 @@ static int tg3_reset_hw(struct tg3 *tp, int reset_phy)
__tg3_set_mac_addr(tp, 0);
/* MTU + ethernet header + FCS + optional VLAN tag */
- tw32(MAC_RX_MTU_SIZE, tp->dev->mtu + ETH_HLEN + 8);
+ tw32(MAC_RX_MTU_SIZE,
+ tp->dev->mtu + ETH_HLEN + ETH_FCS_LEN + VLAN_HLEN);
/* The slot time is changed by tg3_setup_phy if we
* run at gigabit with half duplex.
@@ -8386,17 +8524,13 @@ static int tg3_get_eeprom_len(struct net_device *dev)
return tp->nvram_size;
}
-static int tg3_nvram_read(struct tg3 *tp, u32 offset, u32 *val);
-static int tg3_nvram_read_le(struct tg3 *tp, u32 offset, __le32 *val);
-static int tg3_nvram_read_swab(struct tg3 *tp, u32 offset, u32 *val);
-
static int tg3_get_eeprom(struct net_device *dev, struct ethtool_eeprom *eeprom, u8 *data)
{
struct tg3 *tp = netdev_priv(dev);
int ret;
u8 *pd;
u32 i, offset, len, b_offset, b_count;
- __le32 val;
+ __be32 val;
if (tp->link_config.phy_is_low_power)
return -EAGAIN;
@@ -8415,7 +8549,7 @@ static int tg3_get_eeprom(struct net_device *dev, struct ethtool_eeprom *eeprom,
/* i.e. offset=1 len=2 */
b_count = len;
}
- ret = tg3_nvram_read_le(tp, offset-b_offset, &val);
+ ret = tg3_nvram_read_be32(tp, offset-b_offset, &val);
if (ret)
return ret;
memcpy(data, ((char*)&val) + b_offset, b_count);
@@ -8427,7 +8561,7 @@ static int tg3_get_eeprom(struct net_device *dev, struct ethtool_eeprom *eeprom,
/* read bytes upto the last 4 byte boundary */
pd = &data[eeprom->len];
for (i = 0; i < (len - (len & 3)); i += 4) {
- ret = tg3_nvram_read_le(tp, offset + i, &val);
+ ret = tg3_nvram_read_be32(tp, offset + i, &val);
if (ret) {
eeprom->len += i;
return ret;
@@ -8441,7 +8575,7 @@ static int tg3_get_eeprom(struct net_device *dev, struct ethtool_eeprom *eeprom,
pd = &data[eeprom->len];
b_count = len & 3;
b_offset = offset + len - b_count;
- ret = tg3_nvram_read_le(tp, b_offset, &val);
+ ret = tg3_nvram_read_be32(tp, b_offset, &val);
if (ret)
return ret;
memcpy(pd, &val, b_count);
@@ -8458,7 +8592,7 @@ static int tg3_set_eeprom(struct net_device *dev, struct ethtool_eeprom *eeprom,
int ret;
u32 offset, len, b_offset, odd_len;
u8 *buf;
- __le32 start, end;
+ __be32 start, end;
if (tp->link_config.phy_is_low_power)
return -EAGAIN;
@@ -8471,7 +8605,7 @@ static int tg3_set_eeprom(struct net_device *dev, struct ethtool_eeprom *eeprom,
if ((b_offset = (offset & 3))) {
/* adjustments to start on required 4 byte boundary */
- ret = tg3_nvram_read_le(tp, offset-b_offset, &start);
+ ret = tg3_nvram_read_be32(tp, offset-b_offset, &start);
if (ret)
return ret;
len += b_offset;
@@ -8485,7 +8619,7 @@ static int tg3_set_eeprom(struct net_device *dev, struct ethtool_eeprom *eeprom,
/* adjustments to end on required 4 byte boundary */
odd_len = 1;
len = (len + 3) & ~3;
- ret = tg3_nvram_read_le(tp, offset+len-4, &end);
+ ret = tg3_nvram_read_be32(tp, offset+len-4, &end);
if (ret)
return ret;
}
@@ -8544,7 +8678,7 @@ static int tg3_get_settings(struct net_device *dev, struct ethtool_cmd *cmd)
cmd->duplex = tp->link_config.active_duplex;
}
cmd->phy_address = PHY_ADDR;
- cmd->transceiver = 0;
+ cmd->transceiver = XCVR_INTERNAL;
cmd->autoneg = tp->link_config.autoneg;
cmd->maxtxpkt = 0;
cmd->maxrxpkt = 0;
@@ -8561,26 +8695,58 @@ static int tg3_set_settings(struct net_device *dev, struct ethtool_cmd *cmd)
return phy_ethtool_sset(tp->mdio_bus->phy_map[PHY_ADDR], cmd);
}
- if (tp->tg3_flags2 & TG3_FLG2_ANY_SERDES) {
- /* These are the only valid advertisement bits allowed. */
- if (cmd->autoneg == AUTONEG_ENABLE &&
- (cmd->advertising & ~(ADVERTISED_1000baseT_Half |
- ADVERTISED_1000baseT_Full |
- ADVERTISED_Autoneg |
- ADVERTISED_FIBRE)))
- return -EINVAL;
- /* Fiber can only do SPEED_1000. */
- else if ((cmd->autoneg != AUTONEG_ENABLE) &&
- (cmd->speed != SPEED_1000))
- return -EINVAL;
- /* Copper cannot force SPEED_1000. */
- } else if ((cmd->autoneg != AUTONEG_ENABLE) &&
- (cmd->speed == SPEED_1000))
+ if (cmd->autoneg != AUTONEG_ENABLE &&
+ cmd->autoneg != AUTONEG_DISABLE)
return -EINVAL;
- else if ((cmd->speed == SPEED_1000) &&
- (tp->tg3_flags & TG3_FLAG_10_100_ONLY))
+
+ if (cmd->autoneg == AUTONEG_DISABLE &&
+ cmd->duplex != DUPLEX_FULL &&
+ cmd->duplex != DUPLEX_HALF)
return -EINVAL;
+ if (cmd->autoneg == AUTONEG_ENABLE) {
+ u32 mask = ADVERTISED_Autoneg |
+ ADVERTISED_Pause |
+ ADVERTISED_Asym_Pause;
+
+ if (!(tp->tg3_flags2 & TG3_FLAG_10_100_ONLY))
+ mask |= ADVERTISED_1000baseT_Half |
+ ADVERTISED_1000baseT_Full;
+
+ if (!(tp->tg3_flags2 & TG3_FLG2_ANY_SERDES))
+ mask |= ADVERTISED_100baseT_Half |
+ ADVERTISED_100baseT_Full |
+ ADVERTISED_10baseT_Half |
+ ADVERTISED_10baseT_Full |
+ ADVERTISED_TP;
+ else
+ mask |= ADVERTISED_FIBRE;
+
+ if (cmd->advertising & ~mask)
+ return -EINVAL;
+
+ mask &= (ADVERTISED_1000baseT_Half |
+ ADVERTISED_1000baseT_Full |
+ ADVERTISED_100baseT_Half |
+ ADVERTISED_100baseT_Full |
+ ADVERTISED_10baseT_Half |
+ ADVERTISED_10baseT_Full);
+
+ cmd->advertising &= mask;
+ } else {
+ if (tp->tg3_flags2 & TG3_FLG2_ANY_SERDES) {
+ if (cmd->speed != SPEED_1000)
+ return -EINVAL;
+
+ if (cmd->duplex != DUPLEX_FULL)
+ return -EINVAL;
+ } else {
+ if (cmd->speed != SPEED_100 &&
+ cmd->speed != SPEED_10)
+ return -EINVAL;
+ }
+ }
+
tg3_full_lock(tp, 0);
tp->link_config.autoneg = cmd->autoneg;
@@ -9025,10 +9191,10 @@ static void tg3_get_ethtool_stats (struct net_device *dev,
static int tg3_test_nvram(struct tg3 *tp)
{
u32 csum, magic;
- __le32 *buf;
+ __be32 *buf;
int i, j, k, err = 0, size;
- if (tg3_nvram_read_swab(tp, 0, &magic) != 0)
+ if (tg3_nvram_read(tp, 0, &magic) != 0)
return -EIO;
if (magic == TG3_EEPROM_MAGIC)
@@ -9062,14 +9228,15 @@ static int tg3_test_nvram(struct tg3 *tp)
err = -EIO;
for (i = 0, j = 0; i < size; i += 4, j++) {
- if ((err = tg3_nvram_read_le(tp, i, &buf[j])) != 0)
+ err = tg3_nvram_read_be32(tp, i, &buf[j]);
+ if (err)
break;
}
if (i < size)
goto out;
/* Selfboot format */
- magic = swab32(le32_to_cpu(buf[0]));
+ magic = be32_to_cpu(buf[0]);
if ((magic & TG3_EEPROM_MAGIC_FW_MSK) ==
TG3_EEPROM_MAGIC_FW) {
u8 *buf8 = (u8 *) buf, csum8 = 0;
@@ -9098,7 +9265,7 @@ static int tg3_test_nvram(struct tg3 *tp)
if ((magic & TG3_EEPROM_MAGIC_HW_MSK) ==
TG3_EEPROM_MAGIC_HW) {
u8 data[NVRAM_SELFBOOT_DATA_SIZE];
- u8 parity[NVRAM_SELFBOOT_DATA_SIZE];
+ u8 parity[NVRAM_SELFBOOT_DATA_SIZE];
u8 *buf8 = (u8 *) buf;
/* Separate the parity bits and the data bytes. */
@@ -9141,13 +9308,13 @@ static int tg3_test_nvram(struct tg3 *tp)
/* Bootstrap checksum at offset 0x10 */
csum = calc_crc((unsigned char *) buf, 0x10);
- if(csum != le32_to_cpu(buf[0x10/4]))
+ if (csum != be32_to_cpu(buf[0x10/4]))
goto out;
/* Manufacturing block starts at offset 0x74, checksum at 0xfc */
csum = calc_crc((unsigned char *) &buf[0x74/4], 0x88);
- if (csum != le32_to_cpu(buf[0xfc/4]))
- goto out;
+ if (csum != be32_to_cpu(buf[0xfc/4]))
+ goto out;
err = 0;
@@ -9856,8 +10023,12 @@ static void tg3_vlan_rx_register(struct net_device *dev, struct vlan_group *grp)
{
struct tg3 *tp = netdev_priv(dev);
- if (netif_running(dev))
- tg3_netif_stop(tp);
+ if (!netif_running(dev)) {
+ tp->vlgrp = grp;
+ return;
+ }
+
+ tg3_netif_stop(tp);
tg3_full_lock(tp, 0);
@@ -9866,8 +10037,7 @@ static void tg3_vlan_rx_register(struct net_device *dev, struct vlan_group *grp)
/* Update RX_MODE_KEEP_VLAN_TAG bit in RX_MODE register. */
__tg3_set_rx_mode(dev);
- if (netif_running(dev))
- tg3_netif_start(tp);
+ tg3_netif_start(tp);
tg3_full_unlock(tp);
}
@@ -9974,7 +10144,7 @@ static void __devinit tg3_get_eeprom_size(struct tg3 *tp)
tp->nvram_size = EEPROM_CHIP_SIZE;
- if (tg3_nvram_read_swab(tp, 0, &magic) != 0)
+ if (tg3_nvram_read(tp, 0, &magic) != 0)
return;
if ((magic != TG3_EEPROM_MAGIC) &&
@@ -9990,7 +10160,7 @@ static void __devinit tg3_get_eeprom_size(struct tg3 *tp)
cursize = 0x10;
while (cursize < tp->nvram_size) {
- if (tg3_nvram_read_swab(tp, cursize, &val) != 0)
+ if (tg3_nvram_read(tp, cursize, &val) != 0)
return;
if (val == magic)
@@ -10006,7 +10176,7 @@ static void __devinit tg3_get_nvram_size(struct tg3 *tp)
{
u32 val;
- if (tg3_nvram_read_swab(tp, 0, &val) != 0)
+ if (tg3_nvram_read(tp, 0, &val) != 0)
return;
/* Selfboot format */
@@ -10017,7 +10187,18 @@ static void __devinit tg3_get_nvram_size(struct tg3 *tp)
if (tg3_nvram_read(tp, 0xf0, &val) == 0) {
if (val != 0) {
- tp->nvram_size = (val >> 16) * 1024;
+ /* This is confusing. We want to operate on the
+ * 16-bit value at offset 0xf2. The tg3_nvram_read()
+ * call will read from NVRAM and byteswap the data
+ * according to the byteswapping settings for all
+ * other register accesses. This ensures the data we
+ * want will always reside in the lower 16-bits.
+ * However, the data in NVRAM is in LE format, which
+ * means the data from the NVRAM read will always be
+ * opposite the endianness of the CPU. The 16-bit
+ * byteswap then brings the data to CPU endianness.
+ */
+ tp->nvram_size = swab16((u16)(val & 0x0000ffff)) * 1024;
return;
}
}
@@ -10468,141 +10649,6 @@ static void __devinit tg3_nvram_init(struct tg3 *tp)
}
}
-static int tg3_nvram_read_using_eeprom(struct tg3 *tp,
- u32 offset, u32 *val)
-{
- u32 tmp;
- int i;
-
- if (offset > EEPROM_ADDR_ADDR_MASK ||
- (offset % 4) != 0)
- return -EINVAL;
-
- tmp = tr32(GRC_EEPROM_ADDR) & ~(EEPROM_ADDR_ADDR_MASK |
- EEPROM_ADDR_DEVID_MASK |
- EEPROM_ADDR_READ);
- tw32(GRC_EEPROM_ADDR,
- tmp |
- (0 << EEPROM_ADDR_DEVID_SHIFT) |
- ((offset << EEPROM_ADDR_ADDR_SHIFT) &
- EEPROM_ADDR_ADDR_MASK) |
- EEPROM_ADDR_READ | EEPROM_ADDR_START);
-
- for (i = 0; i < 1000; i++) {
- tmp = tr32(GRC_EEPROM_ADDR);
-
- if (tmp & EEPROM_ADDR_COMPLETE)
- break;
- msleep(1);
- }
- if (!(tmp & EEPROM_ADDR_COMPLETE))
- return -EBUSY;
-
- *val = tr32(GRC_EEPROM_DATA);
- return 0;
-}
-
-#define NVRAM_CMD_TIMEOUT 10000
-
-static int tg3_nvram_exec_cmd(struct tg3 *tp, u32 nvram_cmd)
-{
- int i;
-
- tw32(NVRAM_CMD, nvram_cmd);
- for (i = 0; i < NVRAM_CMD_TIMEOUT; i++) {
- udelay(10);
- if (tr32(NVRAM_CMD) & NVRAM_CMD_DONE) {
- udelay(10);
- break;
- }
- }
- if (i == NVRAM_CMD_TIMEOUT) {
- return -EBUSY;
- }
- return 0;
-}
-
-static u32 tg3_nvram_phys_addr(struct tg3 *tp, u32 addr)
-{
- if ((tp->tg3_flags & TG3_FLAG_NVRAM) &&
- (tp->tg3_flags & TG3_FLAG_NVRAM_BUFFERED) &&
- (tp->tg3_flags2 & TG3_FLG2_FLASH) &&
- !(tp->tg3_flags3 & TG3_FLG3_NO_NVRAM_ADDR_TRANS) &&
- (tp->nvram_jedecnum == JEDEC_ATMEL))
-
- addr = ((addr / tp->nvram_pagesize) <<
- ATMEL_AT45DB0X1B_PAGE_POS) +
- (addr % tp->nvram_pagesize);
-
- return addr;
-}
-
-static u32 tg3_nvram_logical_addr(struct tg3 *tp, u32 addr)
-{
- if ((tp->tg3_flags & TG3_FLAG_NVRAM) &&
- (tp->tg3_flags & TG3_FLAG_NVRAM_BUFFERED) &&
- (tp->tg3_flags2 & TG3_FLG2_FLASH) &&
- !(tp->tg3_flags3 & TG3_FLG3_NO_NVRAM_ADDR_TRANS) &&
- (tp->nvram_jedecnum == JEDEC_ATMEL))
-
- addr = ((addr >> ATMEL_AT45DB0X1B_PAGE_POS) *
- tp->nvram_pagesize) +
- (addr & ((1 << ATMEL_AT45DB0X1B_PAGE_POS) - 1));
-
- return addr;
-}
-
-static int tg3_nvram_read(struct tg3 *tp, u32 offset, u32 *val)
-{
- int ret;
-
- if (!(tp->tg3_flags & TG3_FLAG_NVRAM))
- return tg3_nvram_read_using_eeprom(tp, offset, val);
-
- offset = tg3_nvram_phys_addr(tp, offset);
-
- if (offset > NVRAM_ADDR_MSK)
- return -EINVAL;
-
- ret = tg3_nvram_lock(tp);
- if (ret)
- return ret;
-
- tg3_enable_nvram_access(tp);
-
- tw32(NVRAM_ADDR, offset);
- ret = tg3_nvram_exec_cmd(tp, NVRAM_CMD_RD | NVRAM_CMD_GO |
- NVRAM_CMD_FIRST | NVRAM_CMD_LAST | NVRAM_CMD_DONE);
-
- if (ret == 0)
- *val = swab32(tr32(NVRAM_RDDATA));
-
- tg3_disable_nvram_access(tp);
-
- tg3_nvram_unlock(tp);
-
- return ret;
-}
-
-static int tg3_nvram_read_le(struct tg3 *tp, u32 offset, __le32 *val)
-{
- u32 v;
- int res = tg3_nvram_read(tp, offset, &v);
- if (!res)
- *val = cpu_to_le32(v);
- return res;
-}
-
-static int tg3_nvram_read_swab(struct tg3 *tp, u32 offset, u32 *val)
-{
- int err;
- u32 tmp;
-
- err = tg3_nvram_read(tp, offset, &tmp);
- *val = swab32(tmp);
- return err;
-}
-
static int tg3_nvram_write_block_using_eeprom(struct tg3 *tp,
u32 offset, u32 len, u8 *buf)
{
@@ -10611,13 +10657,13 @@ static int tg3_nvram_write_block_using_eeprom(struct tg3 *tp,
for (i = 0; i < len; i += 4) {
u32 addr;
- __le32 data;
+ __be32 data;
addr = offset + i;
memcpy(&data, buf + i, 4);
- tw32(GRC_EEPROM_DATA, le32_to_cpu(data));
+ tw32(GRC_EEPROM_DATA, be32_to_cpu(data));
val = tr32(GRC_EEPROM_ADDR);
tw32(GRC_EEPROM_ADDR, val | EEPROM_ADDR_COMPLETE);
@@ -10667,8 +10713,9 @@ static int tg3_nvram_write_block_unbuffered(struct tg3 *tp, u32 offset, u32 len,
phy_addr = offset & ~pagemask;
for (j = 0; j < pagesize; j += 4) {
- if ((ret = tg3_nvram_read_le(tp, phy_addr + j,
- (__le32 *) (tmp + j))))
+ ret = tg3_nvram_read_be32(tp, phy_addr + j,
+ (__be32 *) (tmp + j));
+ if (ret)
break;
}
if (ret)
@@ -10715,7 +10762,7 @@ static int tg3_nvram_write_block_unbuffered(struct tg3 *tp, u32 offset, u32 len,
__be32 data;
data = *((__be32 *) (tmp + j));
- /* swab32(le32_to_cpu(data)), actually */
+
tw32(NVRAM_WRDATA, be32_to_cpu(data));
tw32(NVRAM_ADDR, phy_addr + j);
@@ -11301,24 +11348,25 @@ skip_phy_reset:
static void __devinit tg3_read_partno(struct tg3 *tp)
{
- unsigned char vpd_data[256];
+ unsigned char vpd_data[256]; /* in little-endian format */
unsigned int i;
u32 magic;
- if (tg3_nvram_read_swab(tp, 0x0, &magic))
+ if (tg3_nvram_read(tp, 0x0, &magic))
goto out_not_found;
if (magic == TG3_EEPROM_MAGIC) {
for (i = 0; i < 256; i += 4) {
u32 tmp;
- if (tg3_nvram_read(tp, 0x100 + i, &tmp))
+ /* The data is in little-endian format in NVRAM.
+ * Use the big-endian read routines to preserve
+ * the byte order as it exists in NVRAM.
+ */
+ if (tg3_nvram_read_be32(tp, 0x100 + i, &tmp))
goto out_not_found;
- vpd_data[i + 0] = ((tmp >> 0) & 0xff);
- vpd_data[i + 1] = ((tmp >> 8) & 0xff);
- vpd_data[i + 2] = ((tmp >> 16) & 0xff);
- vpd_data[i + 3] = ((tmp >> 24) & 0xff);
+ memcpy(&vpd_data[i], &tmp, sizeof(tmp));
}
} else {
int vpd_cap;
@@ -11344,7 +11392,7 @@ static void __devinit tg3_read_partno(struct tg3 *tp)
pci_read_config_dword(tp->pdev, vpd_cap + PCI_VPD_DATA,
&tmp);
v = cpu_to_le32(tmp);
- memcpy(&vpd_data[i], &v, 4);
+ memcpy(&vpd_data[i], &v, sizeof(v));
}
}
@@ -11404,15 +11452,79 @@ static int __devinit tg3_fw_img_is_valid(struct tg3 *tp, u32 offset)
{
u32 val;
- if (tg3_nvram_read_swab(tp, offset, &val) ||
+ if (tg3_nvram_read(tp, offset, &val) ||
(val & 0xfc000000) != 0x0c000000 ||
- tg3_nvram_read_swab(tp, offset + 4, &val) ||
+ tg3_nvram_read(tp, offset + 4, &val) ||
val != 0)
return 0;
return 1;
}
+static void __devinit tg3_read_bc_ver(struct tg3 *tp)
+{
+ u32 val, offset, start, ver_offset;
+ int i;
+ bool newver = false;
+
+ if (tg3_nvram_read(tp, 0xc, &offset) ||
+ tg3_nvram_read(tp, 0x4, &start))
+ return;
+
+ offset = tg3_nvram_logical_addr(tp, offset);
+
+ if (tg3_nvram_read(tp, offset, &val))
+ return;
+
+ if ((val & 0xfc000000) == 0x0c000000) {
+ if (tg3_nvram_read(tp, offset + 4, &val))
+ return;
+
+ if (val == 0)
+ newver = true;
+ }
+
+ if (newver) {
+ if (tg3_nvram_read(tp, offset + 8, &ver_offset))
+ return;
+
+ offset = offset + ver_offset - start;
+ for (i = 0; i < 16; i += 4) {
+ __be32 v;
+ if (tg3_nvram_read_be32(tp, offset + i, &v))
+ return;
+
+ memcpy(tp->fw_ver + i, &v, sizeof(v));
+ }
+ } else {
+ u32 major, minor;
+
+ if (tg3_nvram_read(tp, TG3_NVM_PTREV_BCVER, &ver_offset))
+ return;
+
+ major = (ver_offset & TG3_NVM_BCVER_MAJMSK) >>
+ TG3_NVM_BCVER_MAJSFT;
+ minor = ver_offset & TG3_NVM_BCVER_MINMSK;
+ snprintf(&tp->fw_ver[0], 32, "v%d.%02d", major, minor);
+ }
+}
+
+static void __devinit tg3_read_hwsb_ver(struct tg3 *tp)
+{
+ u32 val, major, minor;
+
+ /* Use native endian representation */
+ if (tg3_nvram_read(tp, TG3_NVM_HWSB_CFG1, &val))
+ return;
+
+ major = (val & TG3_NVM_HWSB_CFG1_MAJMSK) >>
+ TG3_NVM_HWSB_CFG1_MAJSFT;
+ minor = (val & TG3_NVM_HWSB_CFG1_MINMSK) >>
+ TG3_NVM_HWSB_CFG1_MINSFT;
+
+ snprintf(&tp->fw_ver[0], 32, "sb v%d.%02d", major, minor);
+}
+
static void __devinit tg3_read_sb_ver(struct tg3 *tp, u32 val)
{
u32 offset, major, minor, build;
@@ -11438,7 +11550,7 @@ static void __devinit tg3_read_sb_ver(struct tg3 *tp, u32 val)
return;
}
- if (tg3_nvram_read_swab(tp, offset, &val))
+ if (tg3_nvram_read(tp, offset, &val))
return;
build = (val & TG3_EEPROM_SB_EDH_BLD_MASK) >>
@@ -11458,49 +11570,15 @@ static void __devinit tg3_read_sb_ver(struct tg3 *tp, u32 val)
}
}
-static void __devinit tg3_read_fw_ver(struct tg3 *tp)
+static void __devinit tg3_read_mgmtfw_ver(struct tg3 *tp)
{
u32 val, offset, start;
- u32 ver_offset;
- int i, bcnt;
-
- if (tg3_nvram_read_swab(tp, 0, &val))
- return;
-
- if (val != TG3_EEPROM_MAGIC) {
- if ((val & TG3_EEPROM_MAGIC_FW_MSK) == TG3_EEPROM_MAGIC_FW)
- tg3_read_sb_ver(tp, val);
-
- return;
- }
-
- if (tg3_nvram_read_swab(tp, 0xc, &offset) ||
- tg3_nvram_read_swab(tp, 0x4, &start))
- return;
-
- offset = tg3_nvram_logical_addr(tp, offset);
-
- if (!tg3_fw_img_is_valid(tp, offset) ||
- tg3_nvram_read_swab(tp, offset + 8, &ver_offset))
- return;
-
- offset = offset + ver_offset - start;
- for (i = 0; i < 16; i += 4) {
- __le32 v;
- if (tg3_nvram_read_le(tp, offset + i, &v))
- return;
-
- memcpy(tp->fw_ver + i, &v, 4);
- }
-
- if (!(tp->tg3_flags & TG3_FLAG_ENABLE_ASF) ||
- (tp->tg3_flags3 & TG3_FLG3_ENABLE_APE))
- return;
+ int i, vlen;
for (offset = TG3_NVM_DIR_START;
offset < TG3_NVM_DIR_END;
offset += TG3_NVM_DIRENT_SIZE) {
- if (tg3_nvram_read_swab(tp, offset, &val))
+ if (tg3_nvram_read(tp, offset, &val))
return;
if ((val >> TG3_NVM_DIRTYPE_SHIFT) == TG3_NVM_DIRTYPE_ASFINI)
@@ -11512,36 +11590,87 @@ static void __devinit tg3_read_fw_ver(struct tg3 *tp)
if (!(tp->tg3_flags2 & TG3_FLG2_5705_PLUS))
start = 0x08000000;
- else if (tg3_nvram_read_swab(tp, offset - 4, &start))
+ else if (tg3_nvram_read(tp, offset - 4, &start))
return;
- if (tg3_nvram_read_swab(tp, offset + 4, &offset) ||
+ if (tg3_nvram_read(tp, offset + 4, &offset) ||
!tg3_fw_img_is_valid(tp, offset) ||
- tg3_nvram_read_swab(tp, offset + 8, &val))
+ tg3_nvram_read(tp, offset + 8, &val))
return;
offset += val - start;
- bcnt = strlen(tp->fw_ver);
+ vlen = strlen(tp->fw_ver);
- tp->fw_ver[bcnt++] = ',';
- tp->fw_ver[bcnt++] = ' ';
+ tp->fw_ver[vlen++] = ',';
+ tp->fw_ver[vlen++] = ' ';
for (i = 0; i < 4; i++) {
- __le32 v;
- if (tg3_nvram_read_le(tp, offset, &v))
+ __be32 v;
+ if (tg3_nvram_read_be32(tp, offset, &v))
return;
offset += sizeof(v);
- if (bcnt > TG3_VER_SIZE - sizeof(v)) {
- memcpy(&tp->fw_ver[bcnt], &v, TG3_VER_SIZE - bcnt);
+ if (vlen > TG3_VER_SIZE - sizeof(v)) {
+ memcpy(&tp->fw_ver[vlen], &v, TG3_VER_SIZE - vlen);
break;
}
- memcpy(&tp->fw_ver[bcnt], &v, sizeof(v));
- bcnt += sizeof(v);
+ memcpy(&tp->fw_ver[vlen], &v, sizeof(v));
+ vlen += sizeof(v);
}
+}
+
+static void __devinit tg3_read_dash_ver(struct tg3 *tp)
+{
+ int vlen;
+ u32 apedata;
+
+ if (!(tp->tg3_flags3 & TG3_FLG3_ENABLE_APE) ||
+ !(tp->tg3_flags & TG3_FLAG_ENABLE_ASF))
+ return;
+
+ apedata = tg3_ape_read32(tp, TG3_APE_SEG_SIG);
+ if (apedata != APE_SEG_SIG_MAGIC)
+ return;
+
+ apedata = tg3_ape_read32(tp, TG3_APE_FW_STATUS);
+ if (!(apedata & APE_FW_STATUS_READY))
+ return;
+
+ apedata = tg3_ape_read32(tp, TG3_APE_FW_VERSION);
+
+ vlen = strlen(tp->fw_ver);
+
+ snprintf(&tp->fw_ver[vlen], TG3_VER_SIZE - vlen, " DASH v%d.%d.%d.%d",
+ (apedata & APE_FW_VERSION_MAJMSK) >> APE_FW_VERSION_MAJSFT,
+ (apedata & APE_FW_VERSION_MINMSK) >> APE_FW_VERSION_MINSFT,
+ (apedata & APE_FW_VERSION_REVMSK) >> APE_FW_VERSION_REVSFT,
+ (apedata & APE_FW_VERSION_BLDMSK));
+}
+
+static void __devinit tg3_read_fw_ver(struct tg3 *tp)
+{
+ u32 val;
+
+ if (tg3_nvram_read(tp, 0, &val))
+ return;
+
+ if (val == TG3_EEPROM_MAGIC)
+ tg3_read_bc_ver(tp);
+ else if ((val & TG3_EEPROM_MAGIC_FW_MSK) == TG3_EEPROM_MAGIC_FW)
+ tg3_read_sb_ver(tp, val);
+ else if ((val & TG3_EEPROM_MAGIC_HW_MSK) == TG3_EEPROM_MAGIC_HW)
+ tg3_read_hwsb_ver(tp);
+ else
+ return;
+
+ if (!(tp->tg3_flags & TG3_FLAG_ENABLE_ASF) ||
+ (tp->tg3_flags3 & TG3_FLG3_ENABLE_APE))
+ return;
+
+ tg3_read_mgmtfw_ver(tp);
tp->fw_ver[TG3_VER_SIZE - 1] = 0;
}
@@ -12312,14 +12441,10 @@ static int __devinit tg3_get_device_address(struct tg3 *tp)
}
if (!addr_ok) {
/* Next, try NVRAM. */
- if (!tg3_nvram_read(tp, mac_offset + 0, &hi) &&
- !tg3_nvram_read(tp, mac_offset + 4, &lo)) {
- dev->dev_addr[0] = ((hi >> 16) & 0xff);
- dev->dev_addr[1] = ((hi >> 24) & 0xff);
- dev->dev_addr[2] = ((lo >> 0) & 0xff);
- dev->dev_addr[3] = ((lo >> 8) & 0xff);
- dev->dev_addr[4] = ((lo >> 16) & 0xff);
- dev->dev_addr[5] = ((lo >> 24) & 0xff);
+ if (!tg3_nvram_read_be32(tp, mac_offset + 0, &hi) &&
+ !tg3_nvram_read_be32(tp, mac_offset + 4, &lo)) {
+ memcpy(&dev->dev_addr[0], ((char *)&hi) + 2, 2);
+ memcpy(&dev->dev_addr[2], (char *)&lo, sizeof(lo));
}
/* Finally just fetch it out of the MAC control regs. */
else {
@@ -13200,6 +13325,9 @@ static int __devinit tg3_init_one(struct pci_dev *pdev,
}
tg3_ape_lock_init(tp);
+
+ if (tp->tg3_flags & TG3_FLAG_ENABLE_ASF)
+ tg3_read_dash_ver(tp);
}
/*