Merge branches 'sched/devel', 'sched/cpu-hotplug', 'sched/cpusets' and 'sched/urgent...

[linux-2.6-omap-h63xx.git] / drivers / net / e1000e / param.c

diff --git a/drivers/net/e1000e/param.c b/drivers/net/e1000e/param.c
index ed912e023a7266db32cf88dcb60e8bf406d5c421..d91dbf7ba4341665c403fe9491f81355098db80d 100644 (file)
--- a/drivers/net/e1000e/param.c
+++ b/drivers/net/e1000e/param.c
@@ -133,6 +133,15 @@ E1000_PARAM(SmartPowerDownEnable, "Enable PHY smart power down");
  */
 E1000_PARAM(KumeranLockLoss, "Enable Kumeran lock loss workaround");
 
+/*
+ * Write Protect NVM
+ *
+ * Valid Range: 0, 1
+ *
+ * Default Value: 1 (enabled)
+ */
+E1000_PARAM(WriteProtectNVM, "Write-protect NVM [WARNING: disabling this can lead to corrupted NVM]");
+
 struct e1000_option {
        enum { enable_option, range_option, list_option } type;
        const char *name;
@@ -388,4 +397,25 @@ void __devinit e1000e_check_options(struct e1000_adapter *adapter)
                                                                       opt.def);
                }
        }
+       { /* Write-protect NVM */
+               const struct e1000_option opt = {
+                       .type = enable_option,
+                       .name = "Write-protect NVM",
+                       .err  = "defaulting to Enabled",
+                       .def  = OPTION_ENABLED
+               };
+
+               if (adapter->flags & FLAG_IS_ICH) {
+                       if (num_WriteProtectNVM > bd) {
+                               unsigned int write_protect_nvm = WriteProtectNVM[bd];
+                               e1000_validate_option(&write_protect_nvm, &opt,
+                                                     adapter);
+                               if (write_protect_nvm)
+                                       adapter->flags |= FLAG_READ_ONLY_NVM;
+                       } else {
+                               if (opt.def)
+                                       adapter->flags |= FLAG_READ_ONLY_NVM;
+                       }
+               }
+       }
 }