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-rw-r--r--drivers/net/e1000/e1000_ethtool.c6
-rw-r--r--drivers/net/e1000/e1000_hw.c3
-rw-r--r--drivers/net/e1000e/es2lan.c2
-rw-r--r--drivers/net/e1000e/ethtool.c9
-rw-r--r--drivers/net/e1000e/ich8lan.c4
-rw-r--r--drivers/net/e1000e/lib.c1
-rw-r--r--drivers/net/e1000e/phy.c2
-rw-r--r--drivers/net/igb/e1000_nvm.c1
-rw-r--r--drivers/net/igb/igb_ethtool.c5
-rw-r--r--drivers/net/igb/igb_main.c2
-rw-r--r--drivers/net/igbvf/netdev.c2
-rw-r--r--drivers/net/ixgb/ixgb_ee.c9
-rw-r--r--drivers/net/ixgb/ixgb_hw.c2
-rw-r--r--drivers/net/ixgbe/ixgbe_common.c1
-rw-r--r--drivers/net/ixgbe/ixgbe_ethtool.c5
-rw-r--r--drivers/net/ixgbe/ixgbe_main.c1
-rw-r--r--drivers/net/ixgbe/ixgbe_phy.c3
-rw-r--r--drivers/net/ixgbe/ixgbe_x540.c1
18 files changed, 59 insertions, 0 deletions
diff --git a/drivers/net/e1000/e1000_ethtool.c b/drivers/net/e1000/e1000_ethtool.c
index c5f0f04219f3..5548d464261a 100644
--- a/drivers/net/e1000/e1000_ethtool.c
+++ b/drivers/net/e1000/e1000_ethtool.c
@@ -838,6 +838,7 @@ static int e1000_intr_test(struct e1000_adapter *adapter, u64 *data)
/* Disable all the interrupts */
ew32(IMC, 0xFFFFFFFF);
+ E1000_WRITE_FLUSH();
msleep(10);
/* Test each interrupt */
@@ -856,6 +857,7 @@ static int e1000_intr_test(struct e1000_adapter *adapter, u64 *data)
adapter->test_icr = 0;
ew32(IMC, mask);
ew32(ICS, mask);
+ E1000_WRITE_FLUSH();
msleep(10);
if (adapter->test_icr & mask) {
@@ -873,6 +875,7 @@ static int e1000_intr_test(struct e1000_adapter *adapter, u64 *data)
adapter->test_icr = 0;
ew32(IMS, mask);
ew32(ICS, mask);
+ E1000_WRITE_FLUSH();
msleep(10);
if (!(adapter->test_icr & mask)) {
@@ -890,6 +893,7 @@ static int e1000_intr_test(struct e1000_adapter *adapter, u64 *data)
adapter->test_icr = 0;
ew32(IMC, ~mask & 0x00007FFF);
ew32(ICS, ~mask & 0x00007FFF);
+ E1000_WRITE_FLUSH();
msleep(10);
if (adapter->test_icr) {
@@ -901,6 +905,7 @@ static int e1000_intr_test(struct e1000_adapter *adapter, u64 *data)
/* Disable all the interrupts */
ew32(IMC, 0xFFFFFFFF);
+ E1000_WRITE_FLUSH();
msleep(10);
/* Unhook test interrupt handler */
@@ -1394,6 +1399,7 @@ static int e1000_run_loopback_test(struct e1000_adapter *adapter)
if (unlikely(++k == txdr->count)) k = 0;
}
ew32(TDT, k);
+ E1000_WRITE_FLUSH();
msleep(200);
time = jiffies; /* set the start time for the receive */
good_cnt = 0;
diff --git a/drivers/net/e1000/e1000_hw.c b/drivers/net/e1000/e1000_hw.c
index 1698622af434..8545c7aa93eb 100644
--- a/drivers/net/e1000/e1000_hw.c
+++ b/drivers/net/e1000/e1000_hw.c
@@ -446,6 +446,7 @@ s32 e1000_reset_hw(struct e1000_hw *hw)
/* Must reset the PHY before resetting the MAC */
if ((hw->mac_type == e1000_82541) || (hw->mac_type == e1000_82547)) {
ew32(CTRL, (ctrl | E1000_CTRL_PHY_RST));
+ E1000_WRITE_FLUSH();
msleep(5);
}
@@ -3752,6 +3753,7 @@ static s32 e1000_acquire_eeprom(struct e1000_hw *hw)
/* Clear SK and CS */
eecd &= ~(E1000_EECD_CS | E1000_EECD_SK);
ew32(EECD, eecd);
+ E1000_WRITE_FLUSH();
udelay(1);
}
@@ -3824,6 +3826,7 @@ static void e1000_release_eeprom(struct e1000_hw *hw)
eecd &= ~E1000_EECD_SK; /* Lower SCK */
ew32(EECD, eecd);
+ E1000_WRITE_FLUSH();
udelay(hw->eeprom.delay_usec);
} else if (hw->eeprom.type == e1000_eeprom_microwire) {
diff --git a/drivers/net/e1000e/es2lan.c b/drivers/net/e1000e/es2lan.c
index c0ecb2d9fdb7..e4f42257c24c 100644
--- a/drivers/net/e1000e/es2lan.c
+++ b/drivers/net/e1000e/es2lan.c
@@ -1313,6 +1313,7 @@ static s32 e1000_read_kmrn_reg_80003es2lan(struct e1000_hw *hw, u32 offset,
kmrnctrlsta = ((offset << E1000_KMRNCTRLSTA_OFFSET_SHIFT) &
E1000_KMRNCTRLSTA_OFFSET) | E1000_KMRNCTRLSTA_REN;
ew32(KMRNCTRLSTA, kmrnctrlsta);
+ e1e_flush();
udelay(2);
@@ -1347,6 +1348,7 @@ static s32 e1000_write_kmrn_reg_80003es2lan(struct e1000_hw *hw, u32 offset,
kmrnctrlsta = ((offset << E1000_KMRNCTRLSTA_OFFSET_SHIFT) &
E1000_KMRNCTRLSTA_OFFSET) | data;
ew32(KMRNCTRLSTA, kmrnctrlsta);
+ e1e_flush();
udelay(2);
diff --git a/drivers/net/e1000e/ethtool.c b/drivers/net/e1000e/ethtool.c
index cb1a3623253e..72756e4e6448 100644
--- a/drivers/net/e1000e/ethtool.c
+++ b/drivers/net/e1000e/ethtool.c
@@ -964,6 +964,7 @@ static int e1000_intr_test(struct e1000_adapter *adapter, u64 *data)
/* Disable all the interrupts */
ew32(IMC, 0xFFFFFFFF);
+ e1e_flush();
usleep_range(10000, 20000);
/* Test each interrupt */
@@ -996,6 +997,7 @@ static int e1000_intr_test(struct e1000_adapter *adapter, u64 *data)
adapter->test_icr = 0;
ew32(IMC, mask);
ew32(ICS, mask);
+ e1e_flush();
usleep_range(10000, 20000);
if (adapter->test_icr & mask) {
@@ -1014,6 +1016,7 @@ static int e1000_intr_test(struct e1000_adapter *adapter, u64 *data)
adapter->test_icr = 0;
ew32(IMS, mask);
ew32(ICS, mask);
+ e1e_flush();
usleep_range(10000, 20000);
if (!(adapter->test_icr & mask)) {
@@ -1032,6 +1035,7 @@ static int e1000_intr_test(struct e1000_adapter *adapter, u64 *data)
adapter->test_icr = 0;
ew32(IMC, ~mask & 0x00007FFF);
ew32(ICS, ~mask & 0x00007FFF);
+ e1e_flush();
usleep_range(10000, 20000);
if (adapter->test_icr) {
@@ -1043,6 +1047,7 @@ static int e1000_intr_test(struct e1000_adapter *adapter, u64 *data)
/* Disable all the interrupts */
ew32(IMC, 0xFFFFFFFF);
+ e1e_flush();
usleep_range(10000, 20000);
/* Unhook test interrupt handler */
@@ -1276,6 +1281,7 @@ static int e1000_integrated_phy_loopback(struct e1000_adapter *adapter)
E1000_CTRL_FD); /* Force Duplex to FULL */
ew32(CTRL, ctrl_reg);
+ e1e_flush();
udelay(500);
return 0;
@@ -1418,6 +1424,7 @@ static int e1000_set_82571_fiber_loopback(struct e1000_adapter *adapter)
*/
#define E1000_SERDES_LB_ON 0x410
ew32(SCTL, E1000_SERDES_LB_ON);
+ e1e_flush();
usleep_range(10000, 20000);
return 0;
@@ -1513,6 +1520,7 @@ static void e1000_loopback_cleanup(struct e1000_adapter *adapter)
hw->phy.media_type == e1000_media_type_internal_serdes) {
#define E1000_SERDES_LB_OFF 0x400
ew32(SCTL, E1000_SERDES_LB_OFF);
+ e1e_flush();
usleep_range(10000, 20000);
break;
}
@@ -1592,6 +1600,7 @@ static int e1000_run_loopback_test(struct e1000_adapter *adapter)
k = 0;
}
ew32(TDT, k);
+ e1e_flush();
msleep(200);
time = jiffies; /* set the start time for the receive */
good_cnt = 0;
diff --git a/drivers/net/e1000e/ich8lan.c b/drivers/net/e1000e/ich8lan.c
index c1752124f3cd..f7a75c1531ad 100644
--- a/drivers/net/e1000e/ich8lan.c
+++ b/drivers/net/e1000e/ich8lan.c
@@ -283,6 +283,7 @@ static void e1000_toggle_lanphypc_value_ich8lan(struct e1000_hw *hw)
ctrl |= E1000_CTRL_LANPHYPC_OVERRIDE;
ctrl &= ~E1000_CTRL_LANPHYPC_VALUE;
ew32(CTRL, ctrl);
+ e1e_flush();
udelay(10);
ctrl &= ~E1000_CTRL_LANPHYPC_OVERRIDE;
ew32(CTRL, ctrl);
@@ -1230,9 +1231,11 @@ s32 e1000_configure_k1_ich8lan(struct e1000_hw *hw, bool k1_enable)
ew32(CTRL, reg);
ew32(CTRL_EXT, ctrl_ext | E1000_CTRL_EXT_SPD_BYPS);
+ e1e_flush();
udelay(20);
ew32(CTRL, ctrl_reg);
ew32(CTRL_EXT, ctrl_ext);
+ e1e_flush();
udelay(20);
out:
@@ -3090,6 +3093,7 @@ static s32 e1000_reset_hw_ich8lan(struct e1000_hw *hw)
ret_val = e1000_acquire_swflag_ich8lan(hw);
e_dbg("Issuing a global reset to ich8lan\n");
ew32(CTRL, (ctrl | E1000_CTRL_RST));
+ /* cannot issue a flush here because it hangs the hardware */
msleep(20);
if (!ret_val)
diff --git a/drivers/net/e1000e/lib.c b/drivers/net/e1000e/lib.c
index 65580b405942..7898a67d6505 100644
--- a/drivers/net/e1000e/lib.c
+++ b/drivers/net/e1000e/lib.c
@@ -1986,6 +1986,7 @@ static s32 e1000_ready_nvm_eeprom(struct e1000_hw *hw)
/* Clear SK and CS */
eecd &= ~(E1000_EECD_CS | E1000_EECD_SK);
ew32(EECD, eecd);
+ e1e_flush();
udelay(1);
/*
diff --git a/drivers/net/e1000e/phy.c b/drivers/net/e1000e/phy.c
index 2a6ee13285b1..8666476cb9be 100644
--- a/drivers/net/e1000e/phy.c
+++ b/drivers/net/e1000e/phy.c
@@ -537,6 +537,7 @@ static s32 __e1000_read_kmrn_reg(struct e1000_hw *hw, u32 offset, u16 *data,
kmrnctrlsta = ((offset << E1000_KMRNCTRLSTA_OFFSET_SHIFT) &
E1000_KMRNCTRLSTA_OFFSET) | E1000_KMRNCTRLSTA_REN;
ew32(KMRNCTRLSTA, kmrnctrlsta);
+ e1e_flush();
udelay(2);
@@ -609,6 +610,7 @@ static s32 __e1000_write_kmrn_reg(struct e1000_hw *hw, u32 offset, u16 data,
kmrnctrlsta = ((offset << E1000_KMRNCTRLSTA_OFFSET_SHIFT) &
E1000_KMRNCTRLSTA_OFFSET) | data;
ew32(KMRNCTRLSTA, kmrnctrlsta);
+ e1e_flush();
udelay(2);
diff --git a/drivers/net/igb/e1000_nvm.c b/drivers/net/igb/e1000_nvm.c
index 7dcd65cede56..40407124e722 100644
--- a/drivers/net/igb/e1000_nvm.c
+++ b/drivers/net/igb/e1000_nvm.c
@@ -285,6 +285,7 @@ static s32 igb_ready_nvm_eeprom(struct e1000_hw *hw)
/* Clear SK and CS */
eecd &= ~(E1000_EECD_CS | E1000_EECD_SK);
wr32(E1000_EECD, eecd);
+ wrfl();
udelay(1);
timeout = NVM_MAX_RETRY_SPI;
diff --git a/drivers/net/igb/igb_ethtool.c b/drivers/net/igb/igb_ethtool.c
index ff244ce803ce..414b0225be89 100644
--- a/drivers/net/igb/igb_ethtool.c
+++ b/drivers/net/igb/igb_ethtool.c
@@ -1225,6 +1225,7 @@ static int igb_intr_test(struct igb_adapter *adapter, u64 *data)
/* Disable all the interrupts */
wr32(E1000_IMC, ~0);
+ wrfl();
msleep(10);
/* Define all writable bits for ICS */
@@ -1268,6 +1269,7 @@ static int igb_intr_test(struct igb_adapter *adapter, u64 *data)
wr32(E1000_IMC, mask);
wr32(E1000_ICS, mask);
+ wrfl();
msleep(10);
if (adapter->test_icr & mask) {
@@ -1289,6 +1291,7 @@ static int igb_intr_test(struct igb_adapter *adapter, u64 *data)
wr32(E1000_IMS, mask);
wr32(E1000_ICS, mask);
+ wrfl();
msleep(10);
if (!(adapter->test_icr & mask)) {
@@ -1310,6 +1313,7 @@ static int igb_intr_test(struct igb_adapter *adapter, u64 *data)
wr32(E1000_IMC, ~mask);
wr32(E1000_ICS, ~mask);
+ wrfl();
msleep(10);
if (adapter->test_icr & mask) {
@@ -1321,6 +1325,7 @@ static int igb_intr_test(struct igb_adapter *adapter, u64 *data)
/* Disable all the interrupts */
wr32(E1000_IMC, ~0);
+ wrfl();
msleep(10);
/* Unhook test interrupt handler */
diff --git a/drivers/net/igb/igb_main.c b/drivers/net/igb/igb_main.c
index dc599059512a..ae3937e8cdef 100644
--- a/drivers/net/igb/igb_main.c
+++ b/drivers/net/igb/igb_main.c
@@ -1052,6 +1052,7 @@ msi_only:
kfree(adapter->vf_data);
adapter->vf_data = NULL;
wr32(E1000_IOVCTL, E1000_IOVCTL_REUSE_VFQ);
+ wrfl();
msleep(100);
dev_info(&adapter->pdev->dev, "IOV Disabled\n");
}
@@ -2198,6 +2199,7 @@ static void __devexit igb_remove(struct pci_dev *pdev)
kfree(adapter->vf_data);
adapter->vf_data = NULL;
wr32(E1000_IOVCTL, E1000_IOVCTL_REUSE_VFQ);
+ wrfl();
msleep(100);
dev_info(&pdev->dev, "IOV Disabled\n");
}
diff --git a/drivers/net/igbvf/netdev.c b/drivers/net/igbvf/netdev.c
index 1330c8e932da..40ed066e3ef4 100644
--- a/drivers/net/igbvf/netdev.c
+++ b/drivers/net/igbvf/netdev.c
@@ -1226,6 +1226,7 @@ static void igbvf_configure_tx(struct igbvf_adapter *adapter)
/* disable transmits */
txdctl = er32(TXDCTL(0));
ew32(TXDCTL(0), txdctl & ~E1000_TXDCTL_QUEUE_ENABLE);
+ e1e_flush();
msleep(10);
/* Setup the HW Tx Head and Tail descriptor pointers */
@@ -1306,6 +1307,7 @@ static void igbvf_configure_rx(struct igbvf_adapter *adapter)
/* disable receives */
rxdctl = er32(RXDCTL(0));
ew32(RXDCTL(0), rxdctl & ~E1000_RXDCTL_QUEUE_ENABLE);
+ e1e_flush();
msleep(10);
rdlen = rx_ring->count * sizeof(union e1000_adv_rx_desc);
diff --git a/drivers/net/ixgb/ixgb_ee.c b/drivers/net/ixgb/ixgb_ee.c
index c982ab9f9005..38b362b67857 100644
--- a/drivers/net/ixgb/ixgb_ee.c
+++ b/drivers/net/ixgb/ixgb_ee.c
@@ -57,6 +57,7 @@ ixgb_raise_clock(struct ixgb_hw *hw,
*/
*eecd_reg = *eecd_reg | IXGB_EECD_SK;
IXGB_WRITE_REG(hw, EECD, *eecd_reg);
+ IXGB_WRITE_FLUSH(hw);
udelay(50);
}
@@ -75,6 +76,7 @@ ixgb_lower_clock(struct ixgb_hw *hw,
*/
*eecd_reg = *eecd_reg & ~IXGB_EECD_SK;
IXGB_WRITE_REG(hw, EECD, *eecd_reg);
+ IXGB_WRITE_FLUSH(hw);
udelay(50);
}
@@ -112,6 +114,7 @@ ixgb_shift_out_bits(struct ixgb_hw *hw,
eecd_reg |= IXGB_EECD_DI;
IXGB_WRITE_REG(hw, EECD, eecd_reg);
+ IXGB_WRITE_FLUSH(hw);
udelay(50);
@@ -206,21 +209,25 @@ ixgb_standby_eeprom(struct ixgb_hw *hw)
/* Deselect EEPROM */
eecd_reg &= ~(IXGB_EECD_CS | IXGB_EECD_SK);
IXGB_WRITE_REG(hw, EECD, eecd_reg);
+ IXGB_WRITE_FLUSH(hw);
udelay(50);
/* Clock high */
eecd_reg |= IXGB_EECD_SK;
IXGB_WRITE_REG(hw, EECD, eecd_reg);
+ IXGB_WRITE_FLUSH(hw);
udelay(50);
/* Select EEPROM */
eecd_reg |= IXGB_EECD_CS;
IXGB_WRITE_REG(hw, EECD, eecd_reg);
+ IXGB_WRITE_FLUSH(hw);
udelay(50);
/* Clock low */
eecd_reg &= ~IXGB_EECD_SK;
IXGB_WRITE_REG(hw, EECD, eecd_reg);
+ IXGB_WRITE_FLUSH(hw);
udelay(50);
}
@@ -239,11 +246,13 @@ ixgb_clock_eeprom(struct ixgb_hw *hw)
/* Rising edge of clock */
eecd_reg |= IXGB_EECD_SK;
IXGB_WRITE_REG(hw, EECD, eecd_reg);
+ IXGB_WRITE_FLUSH(hw);
udelay(50);
/* Falling edge of clock */
eecd_reg &= ~IXGB_EECD_SK;
IXGB_WRITE_REG(hw, EECD, eecd_reg);
+ IXGB_WRITE_FLUSH(hw);
udelay(50);
}
diff --git a/drivers/net/ixgb/ixgb_hw.c b/drivers/net/ixgb/ixgb_hw.c
index 6cb2e42ff4c1..3d61a9e4faf7 100644
--- a/drivers/net/ixgb/ixgb_hw.c
+++ b/drivers/net/ixgb/ixgb_hw.c
@@ -149,6 +149,7 @@ ixgb_adapter_stop(struct ixgb_hw *hw)
*/
IXGB_WRITE_REG(hw, RCTL, IXGB_READ_REG(hw, RCTL) & ~IXGB_RCTL_RXEN);
IXGB_WRITE_REG(hw, TCTL, IXGB_READ_REG(hw, TCTL) & ~IXGB_TCTL_TXEN);
+ IXGB_WRITE_FLUSH(hw);
msleep(IXGB_DELAY_BEFORE_RESET);
/* Issue a global reset to the MAC. This will reset the chip's
@@ -1220,6 +1221,7 @@ ixgb_optics_reset_bcm(struct ixgb_hw *hw)
ctrl &= ~IXGB_CTRL0_SDP2;
ctrl |= IXGB_CTRL0_SDP3;
IXGB_WRITE_REG(hw, CTRL0, ctrl);
+ IXGB_WRITE_FLUSH(hw);
/* SerDes needs extra delay */
msleep(IXGB_SUN_PHY_RESET_DELAY);
diff --git a/drivers/net/ixgbe/ixgbe_common.c b/drivers/net/ixgbe/ixgbe_common.c
index 777051f54e53..fc1375f26fe5 100644
--- a/drivers/net/ixgbe/ixgbe_common.c
+++ b/drivers/net/ixgbe/ixgbe_common.c
@@ -2632,6 +2632,7 @@ s32 ixgbe_blink_led_start_generic(struct ixgbe_hw *hw, u32 index)
autoc_reg |= IXGBE_AUTOC_AN_RESTART;
autoc_reg |= IXGBE_AUTOC_FLU;
IXGBE_WRITE_REG(hw, IXGBE_AUTOC, autoc_reg);
+ IXGBE_WRITE_FLUSH(hw);
usleep_range(10000, 20000);
}
diff --git a/drivers/net/ixgbe/ixgbe_ethtool.c b/drivers/net/ixgbe/ixgbe_ethtool.c
index dc649553a0a6..82d4244c6e10 100644
--- a/drivers/net/ixgbe/ixgbe_ethtool.c
+++ b/drivers/net/ixgbe/ixgbe_ethtool.c
@@ -1378,6 +1378,7 @@ static int ixgbe_intr_test(struct ixgbe_adapter *adapter, u64 *data)
/* Disable all the interrupts */
IXGBE_WRITE_REG(&adapter->hw, IXGBE_EIMC, 0xFFFFFFFF);
+ IXGBE_WRITE_FLUSH(&adapter->hw);
usleep_range(10000, 20000);
/* Test each interrupt */
@@ -1398,6 +1399,7 @@ static int ixgbe_intr_test(struct ixgbe_adapter *adapter, u64 *data)
~mask & 0x00007FFF);
IXGBE_WRITE_REG(&adapter->hw, IXGBE_EICS,
~mask & 0x00007FFF);
+ IXGBE_WRITE_FLUSH(&adapter->hw);
usleep_range(10000, 20000);
if (adapter->test_icr & mask) {
@@ -1415,6 +1417,7 @@ static int ixgbe_intr_test(struct ixgbe_adapter *adapter, u64 *data)
adapter->test_icr = 0;
IXGBE_WRITE_REG(&adapter->hw, IXGBE_EIMS, mask);
IXGBE_WRITE_REG(&adapter->hw, IXGBE_EICS, mask);
+ IXGBE_WRITE_FLUSH(&adapter->hw);
usleep_range(10000, 20000);
if (!(adapter->test_icr &mask)) {
@@ -1435,6 +1438,7 @@ static int ixgbe_intr_test(struct ixgbe_adapter *adapter, u64 *data)
~mask & 0x00007FFF);
IXGBE_WRITE_REG(&adapter->hw, IXGBE_EICS,
~mask & 0x00007FFF);
+ IXGBE_WRITE_FLUSH(&adapter->hw);
usleep_range(10000, 20000);
if (adapter->test_icr) {
@@ -1446,6 +1450,7 @@ static int ixgbe_intr_test(struct ixgbe_adapter *adapter, u64 *data)
/* Disable all the interrupts */
IXGBE_WRITE_REG(&adapter->hw, IXGBE_EIMC, 0xFFFFFFFF);
+ IXGBE_WRITE_FLUSH(&adapter->hw);
usleep_range(10000, 20000);
/* Unhook test interrupt handler */
diff --git a/drivers/net/ixgbe/ixgbe_main.c b/drivers/net/ixgbe/ixgbe_main.c
index 1be617545dc9..26b132bca43e 100644
--- a/drivers/net/ixgbe/ixgbe_main.c
+++ b/drivers/net/ixgbe/ixgbe_main.c
@@ -184,6 +184,7 @@ static inline void ixgbe_disable_sriov(struct ixgbe_adapter *adapter)
vmdctl = IXGBE_READ_REG(hw, IXGBE_VT_CTL);
vmdctl &= ~IXGBE_VT_CTL_POOL_MASK;
IXGBE_WRITE_REG(hw, IXGBE_VT_CTL, vmdctl);
+ IXGBE_WRITE_FLUSH(hw);
/* take a breather then clean up driver data */
msleep(100);
diff --git a/drivers/net/ixgbe/ixgbe_phy.c b/drivers/net/ixgbe/ixgbe_phy.c
index 735f686c3b36..f7ca3511b9fe 100644
--- a/drivers/net/ixgbe/ixgbe_phy.c
+++ b/drivers/net/ixgbe/ixgbe_phy.c
@@ -1585,6 +1585,7 @@ static s32 ixgbe_raise_i2c_clk(struct ixgbe_hw *hw, u32 *i2cctl)
*i2cctl |= IXGBE_I2C_CLK_OUT;
IXGBE_WRITE_REG(hw, IXGBE_I2CCTL, *i2cctl);
+ IXGBE_WRITE_FLUSH(hw);
/* SCL rise time (1000ns) */
udelay(IXGBE_I2C_T_RISE);
@@ -1605,6 +1606,7 @@ static void ixgbe_lower_i2c_clk(struct ixgbe_hw *hw, u32 *i2cctl)
*i2cctl &= ~IXGBE_I2C_CLK_OUT;
IXGBE_WRITE_REG(hw, IXGBE_I2CCTL, *i2cctl);
+ IXGBE_WRITE_FLUSH(hw);
/* SCL fall time (300ns) */
udelay(IXGBE_I2C_T_FALL);
@@ -1628,6 +1630,7 @@ static s32 ixgbe_set_i2c_data(struct ixgbe_hw *hw, u32 *i2cctl, bool data)
*i2cctl &= ~IXGBE_I2C_DATA_OUT;
IXGBE_WRITE_REG(hw, IXGBE_I2CCTL, *i2cctl);
+ IXGBE_WRITE_FLUSH(hw);
/* Data rise/fall (1000ns/300ns) and set-up time (250ns) */
udelay(IXGBE_I2C_T_RISE + IXGBE_I2C_T_FALL + IXGBE_I2C_T_SU_DATA);
diff --git a/drivers/net/ixgbe/ixgbe_x540.c b/drivers/net/ixgbe/ixgbe_x540.c
index bec30ed91adc..2696c78e9f46 100644
--- a/drivers/net/ixgbe/ixgbe_x540.c
+++ b/drivers/net/ixgbe/ixgbe_x540.c
@@ -162,6 +162,7 @@ mac_reset_top:
ctrl_ext = IXGBE_READ_REG(hw, IXGBE_CTRL_EXT);
ctrl_ext |= IXGBE_CTRL_EXT_PFRSTD;
IXGBE_WRITE_REG(hw, IXGBE_CTRL_EXT, ctrl_ext);
+ IXGBE_WRITE_FLUSH(hw);
msleep(50);
generated by cgit v1.2.3 (git 2.0.4) at 2024-11-09 22:44:05 +0000