diff options
| author |   Matt Carlson <mcarlson@broadcom.com> | 2011-08-19 13:58:19 +0000 |
|---|---|---|
| committer |   David S. Miller <davem@davemloft.net> | 2011-08-20 10:34:27 -0700 |
| commit | 2215e24ceb74b701c34b2ebe7cdc96e5509ac565 (patch) | |
| tree | 0949c59a5753d89359133a3fb54e1be98d2f03db /drivers/net/ethernet | |
| parent | qlge: Adding Maintainer. (diff) | |
| download | linux-dev-2215e24ceb74b701c34b2ebe7cdc96e5509ac565.tar.xz linux-dev-2215e24ceb74b701c34b2ebe7cdc96e5509ac565.zip | |
tg3: Remove dead code
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>
Diffstat (limited to 'drivers/net/ethernet')
| -rw-r--r-- | drivers/net/ethernet/broadcom/tg3.c | 35 |
1 files changed, 1 insertions, 34 deletions
diff --git a/drivers/net/ethernet/broadcom/tg3.c b/drivers/net/ethernet/broadcom/tg3.c index 6da9c57bcce5..bb33b3e1fa7a 100644 --- a/drivers/net/ethernet/broadcom/tg3.c +++ b/drivers/net/ethernet/broadcom/tg3.c @@ -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)) |