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Input: tsc2007 - add X, Y and Z fuzz factors to platform data

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These new platform-specific values can be used to set the fuzz parameter
passed to the input_set_abs_params() function for the ABS_X, ABS_Y and
ABS_PRESSURE axes.

Signed-off-by: Thierry Reding <thierry.reding@avionic-design.de>
Signed-off-by: Dmitry Torokhov <dtor@mail.ru>
This commit is contained in:
Thierry Reding 2011-05-17 09:32:29 -07:00 committed by Dmitry Torokhov
parent 1af38eac8c
commit 891e376b1e
2 changed files with 7 additions and 3 deletions
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7
drivers/input/touchscreen/tsc2007.c
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@ -310,9 +310,10 @@ static int __devinit tsc2007_probe(struct i2c_client *client,
input_dev->evbit[0] = BIT_MASK(EV_KEY) | BIT_MASK(EV_ABS);
input_dev->keybit[BIT_WORD(BTN_TOUCH)] = BIT_MASK(BTN_TOUCH);
input_set_abs_params(input_dev, ABS_X, 0, MAX_12BIT, 0, 0);
input_set_abs_params(input_dev, ABS_Y, 0, MAX_12BIT, 0, 0);
input_set_abs_params(input_dev, ABS_PRESSURE, 0, MAX_12BIT, 0, 0);
input_set_abs_params(input_dev, ABS_X, 0, MAX_12BIT, pdata->fuzzx, 0);
input_set_abs_params(input_dev, ABS_Y, 0, MAX_12BIT, pdata->fuzzy, 0);
input_set_abs_params(input_dev, ABS_PRESSURE, 0, MAX_12BIT,
pdata->fuzzz, 0);
if (pdata->init_platform_hw)
pdata->init_platform_hw();

3
include/linux/i2c/tsc2007.h
View file

@ -10,6 +10,9 @@ struct tsc2007_platform_data {
unsigned long poll_delay; /* delay (in ms) after pen-down event
before polling starts */
unsigned long poll_period; /* time (in ms) between samples */
int fuzzx; /* fuzz factor for X, Y and pressure axes */
int fuzzy;
int fuzzz;
int (*get_pendown_state)(void);
void (*clear_penirq)(void); /* If needed, clear 2nd level