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tg3: Remove dead code

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Now that CPMU devices don't do MAC loopback, all the CPMU power saving
mode adjustments are unneeded.  This patch removes the dead code.

Signed-off-by: Matt Carlson <mcarlson@broadcom.com>
Reviewed-by: Michael Chan <mchan@broadcom.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Matt Carlson 2011-08-19 13:58:19 +00:00 committed by David S. Miller
parent b2d2ccffa4
commit 2215e24ceb
1 changed files with 1 additions and 34 deletions
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35
drivers/net/ethernet/broadcom/tg3.c
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@ -11527,7 +11527,7 @@ out:
static int tg3_test_loopback(struct tg3 *tp)
{
int err = 0;
u32 eee_cap, cpmuctrl = 0;
u32 eee_cap;
if (!netif_running(tp->dev))
return TG3_LOOPBACK_FAILED;
@ -11554,32 +11554,6 @@ static int tg3_test_loopback(struct tg3 *tp)
if (tp->phy_flags & TG3_PHYFLG_ENABLE_APD)
tg3_phy_toggle_apd(tp, false);
if (tg3_flag(tp, CPMU_PRESENT)) {
int i;
u32 status;
tw32(TG3_CPMU_MUTEX_REQ, CPMU_MUTEX_REQ_DRIVER);
/* Wait for up to 40 microseconds to acquire lock. */
for (i = 0; i < 4; i++) {
status = tr32(TG3_CPMU_MUTEX_GNT);
if (status == CPMU_MUTEX_GNT_DRIVER)
break;
udelay(10);
}
if (status != CPMU_MUTEX_GNT_DRIVER) {
err = TG3_LOOPBACK_FAILED;
goto done;
}
/* Turn off link-based power management. */
cpmuctrl = tr32(TG3_CPMU_CTRL);
tw32(TG3_CPMU_CTRL,
cpmuctrl & ~(CPMU_CTRL_LINK_SPEED_MODE |
CPMU_CTRL_LINK_AWARE_MODE));
}
if (tg3_run_loopback(tp, ETH_FRAME_LEN, TG3_MAC_LOOPBACK))
err |= TG3_STD_LOOPBACK_FAILED << TG3_MAC_LOOPBACK_SHIFT;
@ -11587,13 +11561,6 @@ static int tg3_test_loopback(struct tg3 *tp)
tg3_run_loopback(tp, 9000 + ETH_HLEN, TG3_MAC_LOOPBACK))
err |= TG3_JMB_LOOPBACK_FAILED << TG3_MAC_LOOPBACK_SHIFT;
if (tg3_flag(tp, CPMU_PRESENT)) {
tw32(TG3_CPMU_CTRL, cpmuctrl);
/* Release the mutex */
tw32(TG3_CPMU_MUTEX_GNT, CPMU_MUTEX_GNT_DRIVER);
}
if (!(tp->phy_flags & TG3_PHYFLG_PHY_SERDES) &&
!tg3_flag(tp, USE_PHYLIB)) {
if (tg3_run_loopback(tp, ETH_FRAME_LEN, TG3_PHY_LOOPBACK))