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authorAuke Kok <auke-jan.h.kok@intel.com>2006-06-27 09:08:26 -0700
committerAuke Kok <juke-jan.h.kok@intel.com>2006-06-27 09:08:26 -0700
commit1f9e7e3d32f7ff3fd3a936fc9ad59770b3d29774 (patch)
treed80adcc2c623935f8e2387dedb066ca8d0c46641 /drivers/net/e1000/e1000_param.c
parentcd94dd0b648ceb64ca5e41d9ccfa99c1e30e92ef (diff)
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/e1000_param.c')
-rw-r--r--drivers/net/e1000/e1000_param.c21
1 files changed, 21 insertions, 0 deletions
diff --git a/drivers/net/e1000/e1000_param.c b/drivers/net/e1000/e1000_param.c
index bd6c040b3cf..0ef413172c6 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: