1 files changed, 19 insertions, 2 deletions

diff --git a/drivers/hwmon/abituguru.c b/drivers/hwmon/abituguru.c
index 59122cc0a50..cc15c4f2e9e 100644
--- a/drivers/hwmon/abituguru.c
+++ b/drivers/hwmon/abituguru.c
@@ -142,6 +142,14 @@ static const u8 abituguru_pwm_max[5] = { 0, 255, 255, 75, 75 };
 static int force;
 module_param(force, bool, 0);
 MODULE_PARM_DESC(force, "Set to one to force detection.");
+static int bank1_types[ABIT_UGURU_MAX_BANK1_SENSORS] = { -1, -1, -1, -1, -1,
+        -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1 };
+module_param_array(bank1_types, int, NULL, 0);
+MODULE_PARM_DESC(bank1_types, "Bank1 sensortype autodetection override:\n"
+        "   -1 autodetect\n"
+        "    0 volt sensor\n"
+        "    1 temp sensor\n"
+        "    2 not connected");
 static int fan_sensors;
 module_param(fan_sensors, int, 0);
 MODULE_PARM_DESC(fan_sensors, "Number of fan sensors on the uGuru "
@@ -397,6 +405,15 @@ abituguru_detect_bank1_sensor_type(struct abituguru_data *data,
         u8 val, buf[3];
         int ret = ABIT_UGURU_NC;
 
+        /* If overriden by the user return the user selected type */
+        if (bank1_types[sensor_addr] >= ABIT_UGURU_IN_SENSOR &&
+                        bank1_types[sensor_addr] <= ABIT_UGURU_NC) {
+                ABIT_UGURU_DEBUG(2, "assuming sensor type %d for bank1 sensor "
+                        "%d because of \"bank1_types\" module param\n",
+                        bank1_types[sensor_addr], (int)sensor_addr);
+                return bank1_types[sensor_addr];
+        }
+
         /* First read the sensor and the current settings */
         if (abituguru_read(data, ABIT_UGURU_SENSOR_BANK1, sensor_addr, &val,
                         1, ABIT_UGURU_MAX_RETRIES) != 1)
@@ -514,7 +531,7 @@ abituguru_detect_no_bank2_sensors(struct abituguru_data *data)
 {
         int i;
 
-        if (fan_sensors) {
+        if (fan_sensors > 0 && fan_sensors <= ABIT_UGURU_MAX_BANK2_SENSORS) {
                 data->bank2_sensors = fan_sensors;
                 ABIT_UGURU_DEBUG(2, "assuming %d fan sensors because of "
                         "\"fan_sensors\" module param\n",
@@ -568,7 +585,7 @@ abituguru_detect_no_pwms(struct abituguru_data *data)
 {
         int i, j;
 
-        if (pwms) {
+        if (pwms > 0 && pwms <= ABIT_UGURU_MAX_PWMS) {
                 data->pwms = pwms;
                 ABIT_UGURU_DEBUG(2, "assuming %d PWM outputs because of "
                         "\"pwms\" module param\n", (int)data->pwms);