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path: root/drivers/net/e1000e/param.c
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Diffstat (limited to 'drivers/net/e1000e/param.c')
-rw-r--r--drivers/net/e1000e/param.c57
1 files changed, 57 insertions, 0 deletions
diff --git a/drivers/net/e1000e/param.c b/drivers/net/e1000e/param.c
index ed912e023a72..77a3d7207a5f 100644
--- a/drivers/net/e1000e/param.c
+++ b/drivers/net/e1000e/param.c
@@ -114,6 +114,15 @@ E1000_PARAM(InterruptThrottleRate, "Interrupt Throttling Rate");
#define DEFAULT_ITR 3
#define MAX_ITR 100000
#define MIN_ITR 100
+/* IntMode (Interrupt Mode)
+ *
+ * Valid Range: 0 - 2
+ *
+ * Default Value: 2 (MSI-X)
+ */
+E1000_PARAM(IntMode, "Interrupt Mode");
+#define MAX_INTMODE 2
+#define MIN_INTMODE 0
/*
* Enable Smart Power Down of the PHY
@@ -133,6 +142,15 @@ 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;
@@ -352,6 +370,24 @@ void __devinit e1000e_check_options(struct e1000_adapter *adapter)
adapter->itr = 20000;
}
}
+ { /* Interrupt Mode */
+ struct e1000_option opt = {
+ .type = range_option,
+ .name = "Interrupt Mode",
+ .err = "defaulting to 2 (MSI-X)",
+ .def = E1000E_INT_MODE_MSIX,
+ .arg = { .r = { .min = MIN_INTMODE,
+ .max = MAX_INTMODE } }
+ };
+
+ if (num_IntMode > bd) {
+ unsigned int int_mode = IntMode[bd];
+ e1000_validate_option(&int_mode, &opt, adapter);
+ adapter->int_mode = int_mode;
+ } else {
+ adapter->int_mode = opt.def;
+ }
+ }
{ /* Smart Power Down */
const struct e1000_option opt = {
.type = enable_option,
@@ -388,4 +424,25 @@ 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;
+ }
+ }
+ }
}