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| author | Benjamin Herrenschmidt <benh@kernel.crashing.org> | 2008-10-21 15:52:04 +1100 |
|---|---|---|
| committer | Benjamin Herrenschmidt <benh@kernel.crashing.org> | 2008-10-21 15:52:04 +1100 |
| commit | a02efb906d12c9d4eb2ab7c59049ba9545e5412d (patch) | |
| tree | bf1f6467978ec63a22f42299ecac2ee7f7e73336 /drivers/hwmon/max1619.c | |
| parent | 84dfcb4b318463cd4883b6a19937824f49aee564 (diff) | |
| parent | 2515ddc6db8eb49a79f0fe5e67ff09ac7c81eab4 (diff) | |
Merge commit 'origin' into master
Manual merge of:
arch/powerpc/Kconfig
arch/powerpc/include/asm/page.h
Diffstat (limited to 'drivers/hwmon/max1619.c')
| -rw-r--r-- | drivers/hwmon/max1619.c | 17 |
1 files changed, 12 insertions, 5 deletions
diff --git a/drivers/hwmon/max1619.c b/drivers/hwmon/max1619.c index 1ab1cacad59..7897754f3a5 100644 --- a/drivers/hwmon/max1619.c +++ b/drivers/hwmon/max1619.c @@ -69,11 +69,18 @@ I2C_CLIENT_INSMOD_1(max1619); #define MAX1619_REG_W_TCRIT_HYST 0x13 /* - * Conversions and various macros + * Conversions */ -#define TEMP_FROM_REG(val) ((val & 0x80 ? val-0x100 : val) * 1000) -#define TEMP_TO_REG(val) ((val < 0 ? val+0x100*1000 : val) / 1000) +static int temp_from_reg(int val) +{ + return (val & 0x80 ? val-0x100 : val) * 1000; +} + +static int temp_to_reg(int val) +{ + return (val < 0 ? val+0x100*1000 : val) / 1000; +} /* * Functions declaration @@ -135,7 +142,7 @@ struct max1619_data { static ssize_t show_##value(struct device *dev, struct device_attribute *attr, char *buf) \ { \ struct max1619_data *data = max1619_update_device(dev); \ - return sprintf(buf, "%d\n", TEMP_FROM_REG(data->value)); \ + return sprintf(buf, "%d\n", temp_from_reg(data->value)); \ } show_temp(temp_input1); show_temp(temp_input2); @@ -153,7 +160,7 @@ static ssize_t set_##value(struct device *dev, struct device_attribute *attr, co long val = simple_strtol(buf, NULL, 10); \ \ mutex_lock(&data->update_lock); \ - data->value = TEMP_TO_REG(val); \ + data->value = temp_to_reg(val); \ i2c_smbus_write_byte_data(client, reg, data->value); \ mutex_unlock(&data->update_lock); \ return count; \ |