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author | Auke Kok <auke-jan.h.kok@intel.com> | 2006-06-27 16:08:26 (GMT) |
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committer | Auke Kok <juke-jan.h.kok@intel.com> | 2006-06-27 16:08:26 (GMT) |
commit | 1f9e7e3d32f7ff3fd3a936fc9ad59770b3d29774 (patch) | |
tree | d80adcc2c623935f8e2387dedb066ca8d0c46641 /drivers/net/e1000 | |
parent | cd94dd0b648ceb64ca5e41d9ccfa99c1e30e92ef (diff) | |
download | linux-fsl-qoriq-1f9e7e3d32f7ff3fd3a936fc9ad59770b3d29774.tar.xz |
e1000: allow user to disable ich8 lock loss workaround
The workaround for the ich8 lock loss problem is only needed for
a very small amount of systems. This adds an option for the user
to disable the workaround.
Signed-off-by: Jesse Brandeburg <jesse.brandeburg@intel.com>
Signed-off-by: Auke Kok <auke-jan.h.kok@intel.com>
Diffstat (limited to 'drivers/net/e1000')
-rw-r--r-- | drivers/net/e1000/e1000_param.c | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/drivers/net/e1000/e1000_param.c b/drivers/net/e1000/e1000_param.c index bd6c040..0ef4131 100644 --- a/drivers/net/e1000/e1000_param.c +++ b/drivers/net/e1000/e1000_param.c @@ -202,6 +202,15 @@ E1000_PARAM(InterruptThrottleRate, "Interrupt Throttling Rate"); E1000_PARAM(SmartPowerDownEnable, "Enable PHY smart power down"); +/* Enable Kumeran Lock Loss workaround + * + * Valid Range: 0, 1 + * + * Default Value: 1 (enabled) + */ + +E1000_PARAM(KumeranLockLoss, "Enable Kumeran lock loss workaround"); + #define AUTONEG_ADV_DEFAULT 0x2F #define AUTONEG_ADV_MASK 0x2F #define FLOW_CONTROL_DEFAULT FLOW_CONTROL_FULL @@ -484,6 +493,18 @@ e1000_check_options(struct e1000_adapter *adapter) e1000_validate_option(&spd, &opt, adapter); adapter->smart_power_down = spd; } + { /* Kumeran Lock Loss Workaround */ + struct e1000_option opt = { + .type = enable_option, + .name = "Kumeran Lock Loss Workaround", + .err = "defaulting to Enabled", + .def = OPTION_ENABLED + }; + + int kmrn_lock_loss = KumeranLockLoss[bd]; + e1000_validate_option(&kmrn_lock_loss, &opt, adapter); + adapter->hw.kmrn_lock_loss_workaround_disabled = !kmrn_lock_loss; + } switch (adapter->hw.media_type) { case e1000_media_type_fiber: |