mirror of
https://github.com/AuxXxilium/linux_dsm_epyc7002.git
synced 2024-12-26 16:15:05 +07:00
341deefe8f
Abort driver initialization if X plate resistance was not specified in platform data as it will cause pressure to be always calculated as 0, and making userspace ignore touch coordinates. Signed-off-by: Philip Rakity <prakity@marvell.com> Signed-off-by: Dmitry Torokhov <dtor@mail.ru>
25 lines
703 B
C
25 lines
703 B
C
#ifndef __LINUX_I2C_TSC2007_H
|
|
#define __LINUX_I2C_TSC2007_H
|
|
|
|
/* linux/i2c/tsc2007.h */
|
|
|
|
struct tsc2007_platform_data {
|
|
u16 model; /* 2007. */
|
|
u16 x_plate_ohms; /* must be non-zero value */
|
|
u16 max_rt; /* max. resistance above which samples are ignored */
|
|
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
|
|
interrupt source */
|
|
int (*init_platform_hw)(void);
|
|
void (*exit_platform_hw)(void);
|
|
};
|
|
|
|
#endif
|