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| author | Daniel Kao <daniel.m.kao@gmail.com> | 2022-07-12 21:17:40 -0700 |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2022-07-12 21:17:40 -0700 |
| commit | 5db705d054e54a901f8968e3380e13c791991ab3 (patch) | |
| tree | 078bf54330b45672d15532c38b010510da50ab74 /drivers/sensors/cirque_pinnacle.h | |
| parent | 904ec0ce7855e6dc62d2db2cd851f67fcc0f323f (diff) | |
Cirque trackpad features: circular scroll, inertial cursor (#17482)
Diffstat (limited to 'drivers/sensors/cirque_pinnacle.h')
| -rw-r--r-- | drivers/sensors/cirque_pinnacle.h | 14 |
1 files changed, 13 insertions, 1 deletions
diff --git a/drivers/sensors/cirque_pinnacle.h b/drivers/sensors/cirque_pinnacle.h index d65bdb41b6..1c9bf06fd3 100644 --- a/drivers/sensors/cirque_pinnacle.h +++ b/drivers/sensors/cirque_pinnacle.h @@ -2,6 +2,7 @@ #pragma once +#include "cirque_pinnacle_regdefs.h" #include <stdint.h> #include <stdbool.h> @@ -15,6 +16,11 @@ # define CIRQUE_PINNACLE_POSITION_MODE CIRQUE_PINNACLE_ABSOLUTE_MODE #endif +#define CIRQUE_PINNACLE_DEFAULT_SCALE 1024 +#ifndef CIRQUE_PINNACLE_DIAMETER_MM +# define CIRQUE_PINNACLE_DIAMETER_MM 40 +#endif + // Coordinate scaling values #ifndef CIRQUE_PINNACLE_X_LOWER # define CIRQUE_PINNACLE_X_LOWER 127 // min "reachable" X value @@ -41,7 +47,7 @@ # include "i2c_master.h" // Cirque's 7-bit I2C Slave Address # ifndef CIRQUE_PINNACLE_ADDR -# define CIRQUE_PINNACLE_ADDR 0x2A +# define CIRQUE_PINNACLE_ADDR I2C_ADDRESS_DEFAULT # endif #elif defined(POINTING_DEVICE_DRIVER_cirque_pinnacle_spi) # include "spi_master.h" @@ -66,6 +72,10 @@ # endif #endif +#define DIVIDE_UNSIGNED_ROUND(numerator, denominator) (((numerator) + ((denominator) / 2)) / (denominator)) +#define CIRQUE_PINNACLE_INCH_TO_PX(inch) (DIVIDE_UNSIGNED_ROUND((inch) * (uint32_t)CIRQUE_PINNACLE_DIAMETER_MM * 10, 254)) +#define CIRQUE_PINNACLE_PX_TO_INCH(px) (DIVIDE_UNSIGNED_ROUND((px) * (uint32_t)254, CIRQUE_PINNACLE_DIAMETER_MM * 10)) + // Convenient way to store and access measurements typedef struct { bool valid; // true if valid data was read, false if no data was ready @@ -84,6 +94,8 @@ typedef struct { } pinnacle_data_t; void cirque_pinnacle_init(void); +void cirque_pinnacle_calibrate(void); +void cirque_pinnacle_cursor_smoothing(bool enable); pinnacle_data_t cirque_pinnacle_read_data(void); void cirque_pinnacle_scale_data(pinnacle_data_t* coordinates, uint16_t xResolution, uint16_t yResolution); uint16_t cirque_pinnacle_get_scale(void); |