The patch titled
lis3lv02d: remove calibaration functionality
has been removed from the -mm tree. Its filename was
lis3lv02d-remove-calibaration-functionality.patch
This patch was dropped because it was merged into mainline or a subsystem tree
The current -mm tree may be found at http://userweb.kernel.org/~akpm/mmotm/
------------------------------------------------------
Subject: lis3lv02d: remove calibaration functionality
From: Samu Onkalo <samu.p.onkalo@xxxxxxxxx>
Chip is calibrated by the manufacturer. There is no need to calibarate it
at driver level. If the chip is used as a joystick, calibaration can be
done using joystick device calibration mechanism.
Signed-off-by: Samu Onkalo <samu.p.onkalo@xxxxxxxxx>
Acked-by: Éric Piel <Eric.Piel@xxxxxxxxxxxxxxxx>
Cc: Pavel Machek <pavel@xxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
drivers/hwmon/lis3lv02d.c | 32 +++-----------------------------
drivers/hwmon/lis3lv02d.h | 3 ---
2 files changed, 3 insertions(+), 32 deletions(-)
diff -puN drivers/hwmon/lis3lv02d.c~lis3lv02d-remove-calibaration-functionality drivers/hwmon/lis3lv02d.c
--- a/drivers/hwmon/lis3lv02d.c~lis3lv02d-remove-calibaration-functionality
+++ a/drivers/hwmon/lis3lv02d.c
@@ -350,19 +350,12 @@ static void lis3lv02d_joystick_poll(stru
int x, y, z;
lis3lv02d_get_xyz(&lis3_dev, &x, &y, &z);
- input_report_abs(pidev->input, ABS_X, x - lis3_dev.xcalib);
- input_report_abs(pidev->input, ABS_Y, y - lis3_dev.ycalib);
- input_report_abs(pidev->input, ABS_Z, z - lis3_dev.zcalib);
+ input_report_abs(pidev->input, ABS_X, x);
+ input_report_abs(pidev->input, ABS_Y, y);
+ input_report_abs(pidev->input, ABS_Z, z);
input_sync(pidev->input);
}
-
-static inline void lis3lv02d_calibrate_joystick(void)
-{
- lis3lv02d_get_xyz(&lis3_dev,
- &lis3_dev.xcalib, &lis3_dev.ycalib, &lis3_dev.zcalib);
-}
-
int lis3lv02d_joystick_enable(void)
{
struct input_dev *input_dev;
@@ -379,8 +372,6 @@ int lis3lv02d_joystick_enable(void)
lis3_dev.idev->poll_interval = MDPS_POLL_INTERVAL;
input_dev = lis3_dev.idev->input;
- lis3lv02d_calibrate_joystick();
-
input_dev->name = "ST LIS3LV02DL Accelerometer";
input_dev->phys = DRIVER_NAME "/input0";
input_dev->id.bustype = BUS_HOST;
@@ -436,20 +427,6 @@ static ssize_t lis3lv02d_position_show(s
return sprintf(buf, "(%d,%d,%d)\n", x, y, z);
}
-static ssize_t lis3lv02d_calibrate_show(struct device *dev,
- struct device_attribute *attr, char *buf)
-{
- return sprintf(buf, "(%d,%d,%d)\n", lis3_dev.xcalib, lis3_dev.ycalib, lis3_dev.zcalib);
-}
-
-static ssize_t lis3lv02d_calibrate_store(struct device *dev,
- struct device_attribute *attr,
- const char *buf, size_t count)
-{
- lis3lv02d_calibrate_joystick();
- return count;
-}
-
static ssize_t lis3lv02d_rate_show(struct device *dev,
struct device_attribute *attr, char *buf)
{
@@ -458,14 +435,11 @@ static ssize_t lis3lv02d_rate_show(struc
static DEVICE_ATTR(selftest, S_IRUSR, lis3lv02d_selftest_show, NULL);
static DEVICE_ATTR(position, S_IRUGO, lis3lv02d_position_show, NULL);
-static DEVICE_ATTR(calibrate, S_IRUGO|S_IWUSR, lis3lv02d_calibrate_show,
- lis3lv02d_calibrate_store);
static DEVICE_ATTR(rate, S_IRUGO, lis3lv02d_rate_show, NULL);
static struct attribute *lis3lv02d_attributes[] = {
&dev_attr_selftest.attr,
&dev_attr_position.attr,
- &dev_attr_calibrate.attr,
&dev_attr_rate.attr,
NULL
};
diff -puN drivers/hwmon/lis3lv02d.h~lis3lv02d-remove-calibaration-functionality drivers/hwmon/lis3lv02d.h
--- a/drivers/hwmon/lis3lv02d.h~lis3lv02d-remove-calibaration-functionality
+++ a/drivers/hwmon/lis3lv02d.h
@@ -216,9 +216,6 @@ struct lis3lv02d {
struct input_polled_dev *idev; /* input device */
struct platform_device *pdev; /* platform device */
atomic_t count; /* interrupt count after last read */
- int xcalib; /* calibrated null value for x */
- int ycalib; /* calibrated null value for y */
- int zcalib; /* calibrated null value for z */
struct axis_conversion ac; /* hw -> logical axis */
u32 irq; /* IRQ number */
_
Patches currently in -mm which might be from samu.p.onkalo@xxxxxxxxx are
origin.patch
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