xiaomi-sm8450/android_kernel_xiaomi_sm8450
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

hwmon: Replace SENSORS_LIMIT with clamp_val

Browse Source 
SENSORS_LIMIT and the generic clamp_val have the same functionality,
and clamp_val is more efficient.

This patch reduces text size by 9052 bytes and bss size by 11624 bytes
for x86_64 builds.

Signed-off-by: Guenter Roeck <linux@roeck-us.net>
Acked-by: George Joseph <george.joseph@fairview5.com>
Acked-by: Jean Delvare <khali@linux-fr.org>
This commit is contained in:
Guenter Roeck
2013-01-09 08:09:34 -08:00
parent 142c090184
commit 2a844c148e
57 changed files with 297 additions and 319 deletions
Download Patch File Download Diff File Expand all files Collapse all files

18
drivers/hwmon/adt7475.c
View File

@@ -201,10 +201,10 @@ static inline u16 temp2reg(struct adt7475_data *data, long val)
u16 ret;
if (!(data->config5 & CONFIG5_TWOSCOMP)) {
val = SENSORS_LIMIT(val, -64000, 191000);
val = clamp_val(val, -64000, 191000);
ret = (val + 64500) / 1000;
} else {
val = SENSORS_LIMIT(val, -128000, 127000);
val = clamp_val(val, -128000, 127000);
if (val < -500)
ret = (256500 + val) / 1000;
else
@@ -240,7 +240,7 @@ static inline u16 rpm2tach(unsigned long rpm)
if (rpm == 0)
return 0;
return SENSORS_LIMIT((90000 * 60) / rpm, 1, 0xFFFF);
return clamp_val((90000 * 60) / rpm, 1, 0xFFFF);
}
/* Scaling factors for voltage inputs, taken from the ADT7490 datasheet */
@@ -271,7 +271,7 @@ static inline u16 volt2reg(int channel, long volt, u8 bypass_attn)
reg = (volt * 1024) / 2250;
else
reg = (volt * r[1] * 1024) / ((r[0] + r[1]) * 2250);
return SENSORS_LIMIT(reg, 0, 1023) & (0xff << 2);
return clamp_val(reg, 0, 1023) & (0xff << 2);
}
static u16 adt7475_read_word(struct i2c_client *client, int reg)
@@ -451,10 +451,10 @@ static ssize_t set_temp(struct device *dev, struct device_attribute *attr,
switch (sattr->nr) {
case OFFSET:
if (data->config5 & CONFIG5_TEMPOFFSET) {
val = SENSORS_LIMIT(val, -63000, 127000);
val = clamp_val(val, -63000, 127000);
out = data->temp[OFFSET][sattr->index] = val / 1000;
} else {
val = SENSORS_LIMIT(val, -63000, 64000);
val = clamp_val(val, -63000, 64000);
out = data->temp[OFFSET][sattr->index] = val / 500;
}
break;
@@ -471,7 +471,7 @@ static ssize_t set_temp(struct device *dev, struct device_attribute *attr,
adt7475_read_hystersis(client);
temp = reg2temp(data, data->temp[THERM][sattr->index]);
val = SENSORS_LIMIT(val, temp - 15000, temp);
val = clamp_val(val, temp - 15000, temp);
val = (temp - val) / 1000;
if (sattr->index != 1) {
@@ -577,7 +577,7 @@ static ssize_t set_point2(struct device *dev, struct device_attribute *attr,
* to figure the range
*/
temp = reg2temp(data, data->temp[AUTOMIN][sattr->index]);
val = SENSORS_LIMIT(val, temp + autorange_table[0],
val = clamp_val(val, temp + autorange_table[0],
temp + autorange_table[ARRAY_SIZE(autorange_table) - 1]);
val -= temp;
@@ -701,7 +701,7 @@ static ssize_t set_pwm(struct device *dev, struct device_attribute *attr,
break;
}
data->pwm[sattr->nr][sattr->index] = SENSORS_LIMIT(val, 0, 0xFF);
data->pwm[sattr->nr][sattr->index] = clamp_val(val, 0, 0xFF);
i2c_smbus_write_byte_data(client, reg,
data->pwm[sattr->nr][sattr->index]);