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| author | Kai-Heng Feng <kai.heng.feng@canonical.com> | 2019-07-08 06:55:45 +0200 |
|---|---|---|
| committer | Jeff Kirsher <jeffrey.t.kirsher@intel.com> | 2019-07-24 22:55:09 +0200 |
| commit | e5e9a2ecfe780975820e157b922edee715710b66 (patch) | |
| tree | bd2528d94f7db842d6306c3e077c20a2a558feb5 /drivers/net/ethernet/intel/e1000e/ich8lan.h | |
| parent | igc: Add more SKUs for i225 device (diff) | |
| download | linux-e5e9a2ecfe780975820e157b922edee715710b66.tar.xz linux-e5e9a2ecfe780975820e157b922edee715710b66.zip | |
e1000e: add workaround for possible stalled packet
This works around a possible stalled packet issue, which may occur due to
clock recovery from the PCH being too slow, when the LAN is transitioning
from K1 at 1G link speed.
Bugzilla: https://bugzilla.kernel.org/show_bug.cgi?id=204057
Signed-off-by: Kai-Heng Feng <kai.heng.feng@canonical.com>
Tested-by: Aaron Brown <aaron.f.brown@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
Diffstat (limited to '')
| -rw-r--r-- | drivers/net/ethernet/intel/e1000e/ich8lan.h | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/net/ethernet/intel/e1000e/ich8lan.h b/drivers/net/ethernet/intel/e1000e/ich8lan.h index eb09c755fa17..1502895eb45d 100644 --- a/drivers/net/ethernet/intel/e1000e/ich8lan.h +++ b/drivers/net/ethernet/intel/e1000e/ich8lan.h @@ -210,7 +210,7 @@ /* PHY Power Management Control */ #define HV_PM_CTRL PHY_REG(770, 17) -#define HV_PM_CTRL_PLL_STOP_IN_K1_GIGA 0x100 +#define HV_PM_CTRL_K1_CLK_REQ 0x200 #define HV_PM_CTRL_K1_ENABLE 0x4000 #define I217_PLL_CLOCK_GATE_REG PHY_REG(772, 28) |