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path: root/drivers/net/cxgb3/xgmac.c
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Diffstat (limited to 'drivers/net/cxgb3/xgmac.c')
-rw-r--r--drivers/net/cxgb3/xgmac.c33
1 files changed, 16 insertions, 17 deletions
diff --git a/drivers/net/cxgb3/xgmac.c b/drivers/net/cxgb3/xgmac.c
index c302b1a30cb..eeb766aeced 100644
--- a/drivers/net/cxgb3/xgmac.c
+++ b/drivers/net/cxgb3/xgmac.c
@@ -142,7 +142,7 @@ int t3_mac_reset(struct cmac *mac)
return 0;
}
-int t3b2_mac_reset(struct cmac *mac)
+static int t3b2_mac_reset(struct cmac *mac)
{
struct adapter *adap = mac->adapter;
unsigned int oft = mac->offset;
@@ -437,12 +437,13 @@ int t3_mac_enable(struct cmac *mac, int which)
struct mac_stats *s = &mac->stats;
if (which & MAC_DIRECTION_TX) {
- t3_write_reg(adap, A_XGM_TX_CTRL + oft, F_TXEN);
t3_write_reg(adap, A_TP_PIO_ADDR, A_TP_TX_DROP_CFG_CH0 + idx);
t3_write_reg(adap, A_TP_PIO_DATA, 0xc0ede401);
t3_write_reg(adap, A_TP_PIO_ADDR, A_TP_TX_DROP_MODE);
t3_set_reg_field(adap, A_TP_PIO_DATA, 1 << idx, 1 << idx);
+ t3_write_reg(adap, A_XGM_TX_CTRL + oft, F_TXEN);
+
t3_write_reg(adap, A_TP_PIO_ADDR, A_TP_TX_DROP_CNT_CH0 + idx);
mac->tx_mcnt = s->tx_frames;
mac->tx_tcnt = (G_TXDROPCNTCH0RCVD(t3_read_reg(adap,
@@ -451,9 +452,11 @@ int t3_mac_enable(struct cmac *mac, int which)
A_XGM_TX_SPI4_SOP_EOP_CNT +
oft)));
mac->rx_mcnt = s->rx_frames;
+ mac->rx_pause = s->rx_pause;
mac->rx_xcnt = (G_TXSPI4SOPCNT(t3_read_reg(adap,
A_XGM_RX_SPI4_SOP_EOP_CNT +
oft)));
+ mac->rx_ocnt = s->rx_fifo_ovfl;
mac->txen = F_TXEN;
mac->toggle_cnt = 0;
}
@@ -464,24 +467,19 @@ int t3_mac_enable(struct cmac *mac, int which)
int t3_mac_disable(struct cmac *mac, int which)
{
- int idx = macidx(mac);
struct adapter *adap = mac->adapter;
- int val;
if (which & MAC_DIRECTION_TX) {
t3_write_reg(adap, A_XGM_TX_CTRL + mac->offset, 0);
- t3_write_reg(adap, A_TP_PIO_ADDR, A_TP_TX_DROP_CFG_CH0 + idx);
- t3_write_reg(adap, A_TP_PIO_DATA, 0xc000001f);
- t3_write_reg(adap, A_TP_PIO_ADDR, A_TP_TX_DROP_MODE);
- t3_set_reg_field(adap, A_TP_PIO_DATA, 1 << idx, 1 << idx);
mac->txen = 0;
}
if (which & MAC_DIRECTION_RX) {
+ int val = F_MAC_RESET_;
+
t3_set_reg_field(mac->adapter, A_XGM_RESET_CTRL + mac->offset,
F_PCS_RESET_, 0);
msleep(100);
t3_write_reg(adap, A_XGM_RX_CTRL + mac->offset, 0);
- val = F_MAC_RESET_;
if (is_10G(adap))
val |= F_PCS_RESET_;
else if (uses_xaui(adap))
@@ -507,7 +505,7 @@ int t3b2_mac_watchdog_task(struct cmac *mac)
tx_xcnt = 1; /* By default tx_xcnt is making progress */
tx_tcnt = mac->tx_tcnt; /* If tx_mcnt is progressing ignore tx_tcnt */
rx_xcnt = 1; /* By default rx_xcnt is making progress */
- if (tx_mcnt == mac->tx_mcnt) {
+ if (tx_mcnt == mac->tx_mcnt && mac->rx_pause == s->rx_pause) {
tx_xcnt = (G_TXSPI4SOPCNT(t3_read_reg(adap,
A_XGM_TX_SPI4_SOP_EOP_CNT +
mac->offset)));
@@ -524,10 +522,7 @@ int t3b2_mac_watchdog_task(struct cmac *mac)
goto rxcheck;
}
- if (((tx_tcnt != mac->tx_tcnt) &&
- (tx_xcnt == 0) && (mac->tx_xcnt == 0)) ||
- ((mac->tx_mcnt == tx_mcnt) &&
- (tx_xcnt != 0) && (mac->tx_xcnt != 0))) {
+ if ((tx_tcnt != mac->tx_tcnt) && (mac->tx_xcnt == 0)) {
if (mac->toggle_cnt > 4) {
status = 2;
goto out;
@@ -541,11 +536,14 @@ int t3b2_mac_watchdog_task(struct cmac *mac)
}
rxcheck:
- if (rx_mcnt != mac->rx_mcnt)
+ if (rx_mcnt != mac->rx_mcnt) {
rx_xcnt = (G_TXSPI4SOPCNT(t3_read_reg(adap,
A_XGM_RX_SPI4_SOP_EOP_CNT +
- mac->offset)));
- else
+ mac->offset))) +
+ (s->rx_fifo_ovfl -
+ mac->rx_ocnt);
+ mac->rx_ocnt = s->rx_fifo_ovfl;
+ } else
goto out;
if (mac->rx_mcnt != s->rx_frames && rx_xcnt == 0 &&
@@ -560,6 +558,7 @@ out:
mac->tx_mcnt = s->tx_frames;
mac->rx_xcnt = rx_xcnt;
mac->rx_mcnt = s->rx_frames;
+ mac->rx_pause = s->rx_pause;
if (status == 1) {
t3_write_reg(adap, A_XGM_TX_CTRL + mac->offset, 0);
t3_read_reg(adap, A_XGM_TX_CTRL + mac->offset); /* flush */