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authorJean Delvare <khali@linux-fr.org>2005-09-25 16:45:03 +0200
committerGreg Kroah-Hartman <gregkh@suse.de>2005-10-28 14:02:07 -0700
commitcb929eae78ec0b243dbf58039bce4af354f6020c (patch)
treebdd5d708bac06c95c4ff067ff8f21688e9b31143 /drivers/hwmon/w83l785ts.c
parent709439a284bc5b7d42a70fee7119feb186c1ca99 (diff)
downloadop-kernel-dev-cb929eae78ec0b243dbf58039bce4af354f6020c.zip
op-kernel-dev-cb929eae78ec0b243dbf58039bce4af354f6020c.tar.gz
[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(-)
Diffstat (limited to 'drivers/hwmon/w83l785ts.c')
-rw-r--r--drivers/hwmon/w83l785ts.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/hwmon/w83l785ts.c b/drivers/hwmon/w83l785ts.c
index fcb2c39..db12a62 100644
--- 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 */
};
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