Merge tag 'hwmon-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/groeck/linux-staging

Pull hwmon fixes from Guenter Roeck:
 - Add missing 'name' sysfs attributes to ad7314 and ads7871 drivers
 - Bump maximum wait time for applesmc driver (again)
 - Fix build warning seen with W=1 in include/linux/kernel.h, introduced
   with commit b6d86d3d6d6e ("Fix DIV_ROUND_CLOSEST to support negative
   dividends")

* tag 'hwmon-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/groeck/linux-staging:
  linux/kernel.h: Fix warning seen with W=1 due to change in DIV_ROUND_CLOSEST
  hwmon: (applesmc) Bump max wait
  hwmon: (ad7314) Add 'name' sysfs attribute
  hwmon: (ads7871) Add 'name' sysfs attribute

4 files changed, 20 insertions, 3 deletions

diff --git a/drivers/hwmon/ad7314.c b/drivers/hwmon/ad7314.c
index cfec802cf9ca..f915eb1c29f7 100644
--- a/drivers/hwmon/ad7314.c
+++ b/drivers/hwmon/ad7314.c
@@ -87,10 +87,18 @@ static ssize_t ad7314_show_temperature(struct device *dev,
         }
 }
 
+static ssize_t ad7314_show_name(struct device *dev,
+                                struct device_attribute *devattr, char *buf)
+{
+        return sprintf(buf, "%s\n", to_spi_device(dev)->modalias);
+}
+
+static DEVICE_ATTR(name, S_IRUGO, ad7314_show_name, NULL);
 static SENSOR_DEVICE_ATTR(temp1_input, S_IRUGO,
                           ad7314_show_temperature, NULL, 0);
 
 static struct attribute *ad7314_attributes[] = {
+        &dev_attr_name.attr,
         &sensor_dev_attr_temp1_input.dev_attr.attr,
         NULL,
 };
diff --git a/drivers/hwmon/ads7871.c b/drivers/hwmon/ads7871.c
index e65c6e45d36b..7bf4ce3d405e 100644
--- a/drivers/hwmon/ads7871.c
+++ b/drivers/hwmon/ads7871.c
@@ -139,6 +139,12 @@ static ssize_t show_voltage(struct device *dev,
         }
 }
 
+static ssize_t ads7871_show_name(struct device *dev,
+                                 struct device_attribute *devattr, char *buf)
+{
+        return sprintf(buf, "%s\n", to_spi_device(dev)->modalias);
+}
+
 static SENSOR_DEVICE_ATTR(in0_input, S_IRUGO, show_voltage, NULL, 0);
 static SENSOR_DEVICE_ATTR(in1_input, S_IRUGO, show_voltage, NULL, 1);
 static SENSOR_DEVICE_ATTR(in2_input, S_IRUGO, show_voltage, NULL, 2);
@@ -148,6 +154,8 @@ static SENSOR_DEVICE_ATTR(in5_input, S_IRUGO, show_voltage, NULL, 5);
 static SENSOR_DEVICE_ATTR(in6_input, S_IRUGO, show_voltage, NULL, 6);
 static SENSOR_DEVICE_ATTR(in7_input, S_IRUGO, show_voltage, NULL, 7);
 
+static DEVICE_ATTR(name, S_IRUGO, ads7871_show_name, NULL);
+
 static struct attribute *ads7871_attributes[] = {
         &sensor_dev_attr_in0_input.dev_attr.attr,
         &sensor_dev_attr_in1_input.dev_attr.attr,
@@ -157,6 +165,7 @@ static struct attribute *ads7871_attributes[] = {
         &sensor_dev_attr_in5_input.dev_attr.attr,
         &sensor_dev_attr_in6_input.dev_attr.attr,
         &sensor_dev_attr_in7_input.dev_attr.attr,
+        &dev_attr_name.attr,
         NULL
 };
 
diff --git a/drivers/hwmon/applesmc.c b/drivers/hwmon/applesmc.c
index 282708860517..8f3f6f2c45fd 100644
--- a/drivers/hwmon/applesmc.c
+++ b/drivers/hwmon/applesmc.c
@@ -53,10 +53,10 @@
 
 #define APPLESMC_MAX_DATA_LENGTH 32
 
-/* wait up to 32 ms for a status change. */
+/* wait up to 128 ms for a status change. */
 #define APPLESMC_MIN_WAIT       0x0010
 #define APPLESMC_RETRY_WAIT     0x0100
-#define APPLESMC_MAX_WAIT       0x8000
+#define APPLESMC_MAX_WAIT       0x20000
 
 #define APPLESMC_READ_CMD       0x10
 #define APPLESMC_WRITE_CMD      0x11
diff --git a/include/linux/kernel.h b/include/linux/kernel.h
index 594b419b7d20..2451f1f7a1d9 100644
--- a/include/linux/kernel.h
+++ b/include/linux/kernel.h
@@ -91,7 +91,7 @@
 {                                                       \
         typeof(x) __x = x;                              \
         typeof(divisor) __d = divisor;                  \
-        (((typeof(x))-1) >= 0 || (__x) >= 0) ?          \
+        (((typeof(x))-1) > 0 || (__x) > 0) ?            \
                 (((__x) + ((__d) / 2)) / (__d)) :       \
                 (((__x) - ((__d) / 2)) / (__d));        \
 }                                                       \