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path: root/drivers/sensors/cirque_pinnacle.c
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Diffstat (limited to 'drivers/sensors/cirque_pinnacle.c')
-rw-r--r--drivers/sensors/cirque_pinnacle.c11
1 files changed, 11 insertions, 0 deletions
diff --git a/drivers/sensors/cirque_pinnacle.c b/drivers/sensors/cirque_pinnacle.c
index 3131805c20..b5c1abdebc 100644
--- a/drivers/sensors/cirque_pinnacle.c
+++ b/drivers/sensors/cirque_pinnacle.c
@@ -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) {