[PATCH] hwmon: Minor w83l785ts optimization

Using s8 instead of u8 to store temperature register values saves a
few instructions on sysfs file read. The very same was done for
several other drivers a while ago (lm63, lm83, lm90...)

Signed-off-by: Jean Delvare <khali@linux-fr.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
 drivers/hwmon/w83l785ts.c |    4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/hwmon/w83l785ts.c b/drivers/hwmon/w83l785ts.c
index fcb2c39b04fd722125cc3c9220348ccf168a138d..db12a620b331daca37e07b42338d6db11cc7973f 100644 (file)
--- a/drivers/hwmon/w83l785ts.c
+++ b/drivers/hwmon/w83l785ts.c
@@ -74,7 +74,7 @@ I2C_CLIENT_INSMOD_1(w83l785ts);
  * The W83L785TS-S uses signed 8-bit values.
  */
 
-#define TEMP_FROM_REG(val)     ((val & 0x80 ? val-0x100 : val) * 1000)
+#define TEMP_FROM_REG(val)     ((val) * 1000)
 
 /*
  * Functions declaration
@@ -112,7 +112,7 @@ struct w83l785ts_data {
        unsigned long last_updated; /* in jiffies */
 
        /* registers values */
-       u8 temp[2]; /* 0: input
+       s8 temp[2]; /* 0: input
                       1: critical limit */
 };