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-rw-r--r--drivers/net/ethernet/intel/e100.c6
-rw-r--r--drivers/net/ethernet/intel/e1000/e1000_hw.c139
-rw-r--r--drivers/net/ethernet/intel/ixgb/ixgb_hw.c135
3 files changed, 131 insertions, 149 deletions
diff --git a/drivers/net/ethernet/intel/e100.c b/drivers/net/ethernet/intel/e100.c
index 79c7a92aed16..76bb77b4607a 100644
--- a/drivers/net/ethernet/intel/e100.c
+++ b/drivers/net/ethernet/intel/e100.c
@@ -2593,7 +2593,7 @@ static void e100_diag_test(struct net_device *netdev,
{
struct ethtool_cmd cmd;
struct nic *nic = netdev_priv(netdev);
- int i, err;
+ int i;
memset(data, 0, E100_TEST_LEN * sizeof(u64));
data[0] = !mii_link_ok(&nic->mii);
@@ -2601,7 +2601,7 @@ static void e100_diag_test(struct net_device *netdev,
if (test->flags & ETH_TEST_FL_OFFLINE) {
/* save speed, duplex & autoneg settings */
- err = mii_ethtool_gset(&nic->mii, &cmd);
+ mii_ethtool_gset(&nic->mii, &cmd);
if (netif_running(netdev))
e100_down(nic);
@@ -2610,7 +2610,7 @@ static void e100_diag_test(struct net_device *netdev,
data[4] = e100_loopback_test(nic, lb_phy);
/* restore speed, duplex & autoneg settings */
- err = mii_ethtool_sset(&nic->mii, &cmd);
+ mii_ethtool_sset(&nic->mii, &cmd);
if (netif_running(netdev))
e100_up(nic);
diff --git a/drivers/net/ethernet/intel/e1000/e1000_hw.c b/drivers/net/ethernet/intel/e1000/e1000_hw.c
index cf57403d88d2..fb5af23880c3 100644
--- a/drivers/net/ethernet/intel/e1000/e1000_hw.c
+++ b/drivers/net/ethernet/intel/e1000/e1000_hw.c
@@ -376,7 +376,6 @@ s32 e1000_reset_hw(struct e1000_hw *hw)
{
u32 ctrl;
u32 ctrl_ext;
- u32 icr;
u32 manc;
u32 led_ctrl;
s32 ret_val;
@@ -501,7 +500,7 @@ s32 e1000_reset_hw(struct e1000_hw *hw)
ew32(IMC, 0xffffffff);
/* Clear any pending interrupt events. */
- icr = er32(ICR);
+ er32(ICR);
/* If MWI was previously enabled, reenable it. */
if (hw->mac_type == e1000_82542_rev2_0) {
@@ -2368,16 +2367,13 @@ static s32 e1000_check_for_serdes_link_generic(struct e1000_hw *hw)
*/
s32 e1000_check_for_link(struct e1000_hw *hw)
{
- u32 rxcw = 0;
- u32 ctrl;
u32 status;
u32 rctl;
u32 icr;
- u32 signal = 0;
s32 ret_val;
u16 phy_data;
- ctrl = er32(CTRL);
+ er32(CTRL);
status = er32(STATUS);
/* On adapters with a MAC newer than 82544, SW Definable pin 1 will be
@@ -2386,12 +2382,9 @@ s32 e1000_check_for_link(struct e1000_hw *hw)
*/
if ((hw->media_type == e1000_media_type_fiber) ||
(hw->media_type == e1000_media_type_internal_serdes)) {
- rxcw = er32(RXCW);
+ er32(RXCW);
if (hw->media_type == e1000_media_type_fiber) {
- signal =
- (hw->mac_type >
- e1000_82544) ? E1000_CTRL_SWDPIN1 : 0;
if (status & E1000_STATUS_LU)
hw->get_link_status = false;
}
@@ -4673,78 +4666,76 @@ s32 e1000_led_off(struct e1000_hw *hw)
*/
static void e1000_clear_hw_cntrs(struct e1000_hw *hw)
{
- volatile u32 temp;
-
- temp = er32(CRCERRS);
- temp = er32(SYMERRS);
- temp = er32(MPC);
- temp = er32(SCC);
- temp = er32(ECOL);
- temp = er32(MCC);
- temp = er32(LATECOL);
- temp = er32(COLC);
- temp = er32(DC);
- temp = er32(SEC);
- temp = er32(RLEC);
- temp = er32(XONRXC);
- temp = er32(XONTXC);
- temp = er32(XOFFRXC);
- temp = er32(XOFFTXC);
- temp = er32(FCRUC);
-
- temp = er32(PRC64);
- temp = er32(PRC127);
- temp = er32(PRC255);
- temp = er32(PRC511);
- temp = er32(PRC1023);
- temp = er32(PRC1522);
-
- temp = er32(GPRC);
- temp = er32(BPRC);
- temp = er32(MPRC);
- temp = er32(GPTC);
- temp = er32(GORCL);
- temp = er32(GORCH);
- temp = er32(GOTCL);
- temp = er32(GOTCH);
- temp = er32(RNBC);
- temp = er32(RUC);
- temp = er32(RFC);
- temp = er32(ROC);
- temp = er32(RJC);
- temp = er32(TORL);
- temp = er32(TORH);
- temp = er32(TOTL);
- temp = er32(TOTH);
- temp = er32(TPR);
- temp = er32(TPT);
-
- temp = er32(PTC64);
- temp = er32(PTC127);
- temp = er32(PTC255);
- temp = er32(PTC511);
- temp = er32(PTC1023);
- temp = er32(PTC1522);
-
- temp = er32(MPTC);
- temp = er32(BPTC);
+ er32(CRCERRS);
+ er32(SYMERRS);
+ er32(MPC);
+ er32(SCC);
+ er32(ECOL);
+ er32(MCC);
+ er32(LATECOL);
+ er32(COLC);
+ er32(DC);
+ er32(SEC);
+ er32(RLEC);
+ er32(XONRXC);
+ er32(XONTXC);
+ er32(XOFFRXC);
+ er32(XOFFTXC);
+ er32(FCRUC);
+
+ er32(PRC64);
+ er32(PRC127);
+ er32(PRC255);
+ er32(PRC511);
+ er32(PRC1023);
+ er32(PRC1522);
+
+ er32(GPRC);
+ er32(BPRC);
+ er32(MPRC);
+ er32(GPTC);
+ er32(GORCL);
+ er32(GORCH);
+ er32(GOTCL);
+ er32(GOTCH);
+ er32(RNBC);
+ er32(RUC);
+ er32(RFC);
+ er32(ROC);
+ er32(RJC);
+ er32(TORL);
+ er32(TORH);
+ er32(TOTL);
+ er32(TOTH);
+ er32(TPR);
+ er32(TPT);
+
+ er32(PTC64);
+ er32(PTC127);
+ er32(PTC255);
+ er32(PTC511);
+ er32(PTC1023);
+ er32(PTC1522);
+
+ er32(MPTC);
+ er32(BPTC);
if (hw->mac_type < e1000_82543)
return;
- temp = er32(ALGNERRC);
- temp = er32(RXERRC);
- temp = er32(TNCRS);
- temp = er32(CEXTERR);
- temp = er32(TSCTC);
- temp = er32(TSCTFC);
+ er32(ALGNERRC);
+ er32(RXERRC);
+ er32(TNCRS);
+ er32(CEXTERR);
+ er32(TSCTC);
+ er32(TSCTFC);
if (hw->mac_type <= e1000_82544)
return;
- temp = er32(MGTPRC);
- temp = er32(MGTPDC);
- temp = er32(MGTPTC);
+ er32(MGTPRC);
+ er32(MGTPDC);
+ er32(MGTPTC);
}
/**
diff --git a/drivers/net/ethernet/intel/ixgb/ixgb_hw.c b/drivers/net/ethernet/intel/ixgb/ixgb_hw.c
index cbaa933ef30d..a430871d1c27 100644
--- a/drivers/net/ethernet/intel/ixgb/ixgb_hw.c
+++ b/drivers/net/ethernet/intel/ixgb/ixgb_hw.c
@@ -98,7 +98,6 @@ bool
ixgb_adapter_stop(struct ixgb_hw *hw)
{
u32 ctrl_reg;
- u32 icr_reg;
ENTER();
@@ -142,7 +141,7 @@ ixgb_adapter_stop(struct ixgb_hw *hw)
IXGB_WRITE_REG(hw, IMC, 0xffffffff);
/* Clear any pending interrupt events. */
- icr_reg = IXGB_READ_REG(hw, ICR);
+ IXGB_READ_REG(hw, ICR);
return ctrl_reg & IXGB_CTRL0_RST;
}
@@ -274,7 +273,6 @@ bool
ixgb_init_hw(struct ixgb_hw *hw)
{
u32 i;
- u32 ctrl_reg;
bool status;
ENTER();
@@ -286,7 +284,7 @@ ixgb_init_hw(struct ixgb_hw *hw)
*/
pr_debug("Issuing a global reset to MAC\n");
- ctrl_reg = ixgb_mac_reset(hw);
+ ixgb_mac_reset(hw);
pr_debug("Issuing an EE reset to MAC\n");
#ifdef HP_ZX1
@@ -949,8 +947,6 @@ bool ixgb_check_for_bad_link(struct ixgb_hw *hw)
static void
ixgb_clear_hw_cntrs(struct ixgb_hw *hw)
{
- volatile u32 temp_reg;
-
ENTER();
/* if we are stopped or resetting exit gracefully */
@@ -959,66 +955,66 @@ ixgb_clear_hw_cntrs(struct ixgb_hw *hw)
return;
}
- temp_reg = IXGB_READ_REG(hw, TPRL);
- temp_reg = IXGB_READ_REG(hw, TPRH);
- temp_reg = IXGB_READ_REG(hw, GPRCL);
- temp_reg = IXGB_READ_REG(hw, GPRCH);
- temp_reg = IXGB_READ_REG(hw, BPRCL);
- temp_reg = IXGB_READ_REG(hw, BPRCH);
- temp_reg = IXGB_READ_REG(hw, MPRCL);
- temp_reg = IXGB_READ_REG(hw, MPRCH);
- temp_reg = IXGB_READ_REG(hw, UPRCL);
- temp_reg = IXGB_READ_REG(hw, UPRCH);
- temp_reg = IXGB_READ_REG(hw, VPRCL);
- temp_reg = IXGB_READ_REG(hw, VPRCH);
- temp_reg = IXGB_READ_REG(hw, JPRCL);
- temp_reg = IXGB_READ_REG(hw, JPRCH);
- temp_reg = IXGB_READ_REG(hw, GORCL);
- temp_reg = IXGB_READ_REG(hw, GORCH);
- temp_reg = IXGB_READ_REG(hw, TORL);
- temp_reg = IXGB_READ_REG(hw, TORH);
- temp_reg = IXGB_READ_REG(hw, RNBC);
- temp_reg = IXGB_READ_REG(hw, RUC);
- temp_reg = IXGB_READ_REG(hw, ROC);
- temp_reg = IXGB_READ_REG(hw, RLEC);
- temp_reg = IXGB_READ_REG(hw, CRCERRS);
- temp_reg = IXGB_READ_REG(hw, ICBC);
- temp_reg = IXGB_READ_REG(hw, ECBC);
- temp_reg = IXGB_READ_REG(hw, MPC);
- temp_reg = IXGB_READ_REG(hw, TPTL);
- temp_reg = IXGB_READ_REG(hw, TPTH);
- temp_reg = IXGB_READ_REG(hw, GPTCL);
- temp_reg = IXGB_READ_REG(hw, GPTCH);
- temp_reg = IXGB_READ_REG(hw, BPTCL);
- temp_reg = IXGB_READ_REG(hw, BPTCH);
- temp_reg = IXGB_READ_REG(hw, MPTCL);
- temp_reg = IXGB_READ_REG(hw, MPTCH);
- temp_reg = IXGB_READ_REG(hw, UPTCL);
- temp_reg = IXGB_READ_REG(hw, UPTCH);
- temp_reg = IXGB_READ_REG(hw, VPTCL);
- temp_reg = IXGB_READ_REG(hw, VPTCH);
- temp_reg = IXGB_READ_REG(hw, JPTCL);
- temp_reg = IXGB_READ_REG(hw, JPTCH);
- temp_reg = IXGB_READ_REG(hw, GOTCL);
- temp_reg = IXGB_READ_REG(hw, GOTCH);
- temp_reg = IXGB_READ_REG(hw, TOTL);
- temp_reg = IXGB_READ_REG(hw, TOTH);
- temp_reg = IXGB_READ_REG(hw, DC);
- temp_reg = IXGB_READ_REG(hw, PLT64C);
- temp_reg = IXGB_READ_REG(hw, TSCTC);
- temp_reg = IXGB_READ_REG(hw, TSCTFC);
- temp_reg = IXGB_READ_REG(hw, IBIC);
- temp_reg = IXGB_READ_REG(hw, RFC);
- temp_reg = IXGB_READ_REG(hw, LFC);
- temp_reg = IXGB_READ_REG(hw, PFRC);
- temp_reg = IXGB_READ_REG(hw, PFTC);
- temp_reg = IXGB_READ_REG(hw, MCFRC);
- temp_reg = IXGB_READ_REG(hw, MCFTC);
- temp_reg = IXGB_READ_REG(hw, XONRXC);
- temp_reg = IXGB_READ_REG(hw, XONTXC);
- temp_reg = IXGB_READ_REG(hw, XOFFRXC);
- temp_reg = IXGB_READ_REG(hw, XOFFTXC);
- temp_reg = IXGB_READ_REG(hw, RJC);
+ IXGB_READ_REG(hw, TPRL);
+ IXGB_READ_REG(hw, TPRH);
+ IXGB_READ_REG(hw, GPRCL);
+ IXGB_READ_REG(hw, GPRCH);
+ IXGB_READ_REG(hw, BPRCL);
+ IXGB_READ_REG(hw, BPRCH);
+ IXGB_READ_REG(hw, MPRCL);
+ IXGB_READ_REG(hw, MPRCH);
+ IXGB_READ_REG(hw, UPRCL);
+ IXGB_READ_REG(hw, UPRCH);
+ IXGB_READ_REG(hw, VPRCL);
+ IXGB_READ_REG(hw, VPRCH);
+ IXGB_READ_REG(hw, JPRCL);
+ IXGB_READ_REG(hw, JPRCH);
+ IXGB_READ_REG(hw, GORCL);
+ IXGB_READ_REG(hw, GORCH);
+ IXGB_READ_REG(hw, TORL);
+ IXGB_READ_REG(hw, TORH);
+ IXGB_READ_REG(hw, RNBC);
+ IXGB_READ_REG(hw, RUC);
+ IXGB_READ_REG(hw, ROC);
+ IXGB_READ_REG(hw, RLEC);
+ IXGB_READ_REG(hw, CRCERRS);
+ IXGB_READ_REG(hw, ICBC);
+ IXGB_READ_REG(hw, ECBC);
+ IXGB_READ_REG(hw, MPC);
+ IXGB_READ_REG(hw, TPTL);
+ IXGB_READ_REG(hw, TPTH);
+ IXGB_READ_REG(hw, GPTCL);
+ IXGB_READ_REG(hw, GPTCH);
+ IXGB_READ_REG(hw, BPTCL);
+ IXGB_READ_REG(hw, BPTCH);
+ IXGB_READ_REG(hw, MPTCL);
+ IXGB_READ_REG(hw, MPTCH);
+ IXGB_READ_REG(hw, UPTCL);
+ IXGB_READ_REG(hw, UPTCH);
+ IXGB_READ_REG(hw, VPTCL);
+ IXGB_READ_REG(hw, VPTCH);
+ IXGB_READ_REG(hw, JPTCL);
+ IXGB_READ_REG(hw, JPTCH);
+ IXGB_READ_REG(hw, GOTCL);
+ IXGB_READ_REG(hw, GOTCH);
+ IXGB_READ_REG(hw, TOTL);
+ IXGB_READ_REG(hw, TOTH);
+ IXGB_READ_REG(hw, DC);
+ IXGB_READ_REG(hw, PLT64C);
+ IXGB_READ_REG(hw, TSCTC);
+ IXGB_READ_REG(hw, TSCTFC);
+ IXGB_READ_REG(hw, IBIC);
+ IXGB_READ_REG(hw, RFC);
+ IXGB_READ_REG(hw, LFC);
+ IXGB_READ_REG(hw, PFRC);
+ IXGB_READ_REG(hw, PFTC);
+ IXGB_READ_REG(hw, MCFRC);
+ IXGB_READ_REG(hw, MCFTC);
+ IXGB_READ_REG(hw, XONRXC);
+ IXGB_READ_REG(hw, XONTXC);
+ IXGB_READ_REG(hw, XOFFRXC);
+ IXGB_READ_REG(hw, XOFFTXC);
+ IXGB_READ_REG(hw, RJC);
}
/******************************************************************************
@@ -1161,18 +1157,13 @@ static void
ixgb_optics_reset(struct ixgb_hw *hw)
{
if (hw->phy_type == ixgb_phy_type_txn17401) {
- u16 mdio_reg;
-
ixgb_write_phy_reg(hw,
MDIO_CTRL1,
IXGB_PHY_ADDRESS,
MDIO_MMD_PMAPMD,
MDIO_CTRL1_RESET);
- mdio_reg = ixgb_read_phy_reg(hw,
- MDIO_CTRL1,
- IXGB_PHY_ADDRESS,
- MDIO_MMD_PMAPMD);
+ ixgb_read_phy_reg(hw, MDIO_CTRL1, IXGB_PHY_ADDRESS, MDIO_MMD_PMAPMD);
}
}
generated by cgit v1.2.3 (git 2.25.1) at 2024-08-10 18:42:30 +0000