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Add basic presence check for cirque trackpad. (#22546)

master
Dasky 2023-12-04 00:14:28 +00:00 committed by GitHub
parent ce81801480
commit 86f073a8ea
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GPG Key ID: 4AEE18F83AFDEB23
2 changed files with 18 additions and 6 deletions
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3
docs/feature_pointing_device.md
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@ -178,11 +178,12 @@ This supports the Cirque Pinnacle 1CA027 Touch Controller, which is used in the
#### Common settings
| Setting | Description | Default |
| -------------------------------- | ---------------------------------------------------------- | ------------------------------------------- |
| ------------------------------------ | ---------------------------------------------------------- | ------------------------------------------- |
| `CIRQUE_PINNACLE_DIAMETER_MM` | (Optional) Diameter of the trackpad sensor in millimeters. | `40` |
| `CIRQUE_PINNACLE_ATTENUATION` | (Optional) Sets the attenuation of the sensor data. | `EXTREG__TRACK_ADCCONFIG__ADC_ATTENUATE_4X` |
| `CIRQUE_PINNACLE_CURVED_OVERLAY` | (Optional) Applies settings tuned for curved overlay. | _not defined_ |
| `CIRQUE_PINNACLE_POSITION_MODE` | (Optional) Mode of operation. | _not defined_ |
| `CIRQUE_PINNACLE_SKIP_SENSOR_CHECK` | (Optional) Skips sensor presence check | _not defined_ |
**`CIRQUE_PINNACLE_ATTENUATION`** is a measure of how much data is suppressed in regards to sensitivity. The higher the attenuation, the less sensitive the touchpad will be.

11
drivers/sensors/cirque_pinnacle.c
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@ -216,6 +216,13 @@ void cirque_pinnacle_cursor_smoothing(bool enable) {
RAP_Write(HOSTREG__FEEDCONFIG3, feedconfig3);
}
// Check sensor is connected
bool cirque_pinnacle_connected(void) {
uint8_t zidle = 0;
RAP_ReadBytes(HOSTREG__ZIDLE, &zidle, 1);
return zidle == HOSTREG__ZIDLE_DEFVAL;
}
/* Pinnacle-based TM040040/TM035035/TM023023 Functions */
void cirque_pinnacle_init(void) {
#if defined(POINTING_DEVICE_DRIVER_cirque_pinnacle_spi)
@ -274,6 +281,10 @@ void cirque_pinnacle_init(void) {
}
cirque_pinnacle_enable_feed(true);
#ifndef CIRQUE_PINNACLE_SKIP_SENSOR_CHECK
touchpad_init = cirque_pinnacle_connected();
#endif
}
pinnacle_data_t cirque_pinnacle_read_data(void) {