niu: Fix readq implementation when architecture does not provide one.

[safe/jmp/linux-2.6] / drivers / hwmon / ibmaem.c

diff --git a/drivers/hwmon/ibmaem.c b/drivers/hwmon/ibmaem.c
index 08c5179..7b0ed5d 100644 (file)
--- a/drivers/hwmon/ibmaem.c
+++ b/drivers/hwmon/ibmaem.c
@@ -463,12 +463,18 @@ static int aem_read_sensor(struct aem_data *data, u8 elt, u8 reg,
 }
 
 /* Update AEM energy registers */
+static void update_aem_energy_one(struct aem_data *data, int which)
+{
+       aem_read_sensor(data, AEM_ENERGY_ELEMENT, which,
+                       &data->energy[which], 8);
+}
+
 static void update_aem_energy(struct aem_data *data)
 {
-       aem_read_sensor(data, AEM_ENERGY_ELEMENT, 0, &data->energy[0], 8);
+       update_aem_energy_one(data, 0);
        if (data->ver_major < 2)
                return;
-       aem_read_sensor(data, AEM_ENERGY_ELEMENT, 1, &data->energy[1], 8);
+       update_aem_energy_one(data, 1);
 }
 
 /* Update all AEM1 sensors */
@@ -850,7 +856,7 @@ static ssize_t aem_show_power(struct device *dev,
        struct timespec b, a;
 
        mutex_lock(&data->lock);
-       update_aem_energy(data);
+       update_aem_energy_one(data, attr->index);
        getnstimeofday(&b);
        before = data->energy[attr->index];
 
@@ -862,7 +868,7 @@ static ssize_t aem_show_power(struct device *dev,
                return 0;
        }
 
-       update_aem_energy(data);
+       update_aem_energy_one(data, attr->index);
        getnstimeofday(&a);
        after = data->energy[attr->index];
        mutex_unlock(&data->lock);
@@ -881,7 +887,9 @@ static ssize_t aem_show_energy(struct device *dev,
 {
        struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr);
        struct aem_data *a = dev_get_drvdata(dev);
-       a->update(a);
+       mutex_lock(&a->lock);
+       update_aem_energy_one(a, attr->index);
+       mutex_unlock(&a->lock);
 
        return sprintf(buf, "%llu\n",
                        (unsigned long long)a->energy[attr->index] * 1000);
@@ -1110,3 +1118,10 @@ MODULE_LICENSE("GPL");
 
 module_init(aem_init);
 module_exit(aem_exit);
+
+MODULE_ALIAS("dmi:bvnIBM:*:pnIBMSystemx3350-*");
+MODULE_ALIAS("dmi:bvnIBM:*:pnIBMSystemx3550-*");
+MODULE_ALIAS("dmi:bvnIBM:*:pnIBMSystemx3650-*");
+MODULE_ALIAS("dmi:bvnIBM:*:pnIBMSystemx3655-*");
+MODULE_ALIAS("dmi:bvnIBM:*:pnIBMSystemx3755-*");
+MODULE_ALIAS("dmi:bvnIBM:*:pnIBM3850M2/x3950M2-*");