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hwmon: (applesmc) Skip sensor mapping

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The special motion sensor mapping is unnecessary; remove it.

Signed-off-by: Henrik Rydberg <rydberg@euromail.se>
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
This commit is contained in:
Henrik Rydberg 2012-06-20 18:00:06 +02:00 committed by Guenter Roeck
parent 0ef63e48f0
commit edf48f3a73
1 changed files with 13 additions and 28 deletions
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41
drivers/hwmon/applesmc.c
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@ -96,10 +96,6 @@ static const char *const fan_speed_fmt[] = {
#define APPLESMC_INPUT_FUZZ 4 /* input event threshold */
#define APPLESMC_INPUT_FLAT 4
#define SENSOR_X 0
#define SENSOR_Y 1
#define SENSOR_Z 2
#define to_index(attr) (to_sensor_dev_attr(attr)->index & 0xffff)
#define to_option(attr) (to_sensor_dev_attr(attr)->index >> 16)
@ -432,30 +428,19 @@ static int applesmc_has_key(const char *key, bool *value)
}
/*
* applesmc_read_motion_sensor - Read motion sensor (X, Y or Z).
* applesmc_read_s16 - Read 16-bit signed big endian register
*/
static int applesmc_read_motion_sensor(int index, s16 *value)
static int applesmc_read_s16(const char *key, s16 *value)
{
u8 buffer[2];
int ret;
switch (index) {
case SENSOR_X:
ret = applesmc_read_key(MOTION_SENSOR_X_KEY, buffer, 2);
break;
case SENSOR_Y:
ret = applesmc_read_key(MOTION_SENSOR_Y_KEY, buffer, 2);
break;
case SENSOR_Z:
ret = applesmc_read_key(MOTION_SENSOR_Z_KEY, buffer, 2);
break;
default:
ret = -EINVAL;
}
ret = applesmc_read_key(key, buffer, 2);
if (ret)
return ret;
*value = ((s16)buffer[0] << 8) | buffer[1];
return ret;
return 0;
}
/*
@ -624,8 +609,8 @@ static struct platform_driver applesmc_driver = {
*/
static void applesmc_calibrate(void)
{
applesmc_read_motion_sensor(SENSOR_X, &rest_x);
applesmc_read_motion_sensor(SENSOR_Y, &rest_y);
applesmc_read_s16(MOTION_SENSOR_X_KEY, &rest_x);
applesmc_read_s16(MOTION_SENSOR_Y_KEY, &rest_y);
rest_x = -rest_x;
}
@ -634,9 +619,9 @@ static void applesmc_idev_poll(struct input_polled_dev *dev)
struct input_dev *idev = dev->input;
s16 x, y;
if (applesmc_read_motion_sensor(SENSOR_X, &x))
if (applesmc_read_s16(MOTION_SENSOR_X_KEY, &x))
return;
if (applesmc_read_motion_sensor(SENSOR_Y, &y))
if (applesmc_read_s16(MOTION_SENSOR_Y_KEY, &y))
return;
x = -x;
@ -659,13 +644,13 @@ static ssize_t applesmc_position_show(struct device *dev,
int ret;
s16 x, y, z;
ret = applesmc_read_motion_sensor(SENSOR_X, &x);
ret = applesmc_read_s16(MOTION_SENSOR_X_KEY, &x);
if (ret)
goto out;
ret = applesmc_read_motion_sensor(SENSOR_Y, &y);
ret = applesmc_read_s16(MOTION_SENSOR_Y_KEY, &y);
if (ret)
goto out;
ret = applesmc_read_motion_sensor(SENSOR_Z, &z);
ret = applesmc_read_s16(MOTION_SENSOR_Z_KEY, &z);
if (ret)
goto out;