diff options
Diffstat (limited to 'drivers/net/ixgb/ixgb_main.c')
| -rw-r--r-- | drivers/net/ixgb/ixgb_main.c | 16 |
1 files changed, 14 insertions, 2 deletions
diff --git a/drivers/net/ixgb/ixgb_main.c b/drivers/net/ixgb/ixgb_main.c index 3021234b1e1..bf9085fe035 100644 --- a/drivers/net/ixgb/ixgb_main.c +++ b/drivers/net/ixgb/ixgb_main.c @@ -320,10 +320,22 @@ ixgb_down(struct ixgb_adapter *adapter, boolean_t kill_watchdog) void ixgb_reset(struct ixgb_adapter *adapter) { + struct ixgb_hw *hw = &adapter->hw; - ixgb_adapter_stop(&adapter->hw); - if(!ixgb_init_hw(&adapter->hw)) + ixgb_adapter_stop(hw); + if (!ixgb_init_hw(hw)) DPRINTK(PROBE, ERR, "ixgb_init_hw failed.\n"); + + /* restore frame size information */ + IXGB_WRITE_REG(hw, MFS, hw->max_frame_size << IXGB_MFS_SHIFT); + if (hw->max_frame_size > + IXGB_MAX_ENET_FRAME_SIZE_WITHOUT_FCS + ENET_FCS_LENGTH) { + u32 ctrl0 = IXGB_READ_REG(hw, CTRL0); + if (!(ctrl0 & IXGB_CTRL0_JFE)) { + ctrl0 |= IXGB_CTRL0_JFE; + IXGB_WRITE_REG(hw, CTRL0, ctrl0); + } + } } /** |