drivers: input: wacom: disable touchscreen input when spen is in use

Change-Id: Icb71fbf9d10d9c74f313f7fec01c8aa5f858dfc2
LineageOS · Oct 6, 2021 · 8f0b9de · 8f0b9de
1 parent 5af6aef
commit 8f0b9de
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diff --git a/drivers/input/touchscreen/himax/himax_83102E/himax_common.c b/drivers/input/touchscreen/himax/himax_83102E/himax_common.c
@@ -239,6 +239,9 @@ bool FAKE_POWER_KEY_SEND = true;
 	struct proc_dir_entry *himax_proc_HSEN_file = NULL;
 #endif
 
+bool himax_epen_mode = false;
+EXPORT_SYMBOL(himax_epen_mode);
+
 #if defined(HX_PALM_REPORT)
 static int himax_palm_detect(uint8_t *buf)
 {
@@ -2384,6 +2387,8 @@ static void himax_finger_report(struct himax_ts_data *ts)
 	int i = 0;
 	bool valid = false;
 
+	if (himax_epen_mode)
+		return;
 
 	if (g_ts_dbg != 0) {
 		I("%s:start\n", __func__);

diff --git a/drivers/input/wacom/wacom.h b/drivers/input/wacom/wacom.h
@@ -397,4 +397,9 @@ extern int set_spen_mode(int mode);
 #ifdef CONFIG_SEC_FACTORY
 bool wacom_check_ub(struct wacom_i2c *wac_i2c);
 #endif
+
+#ifdef CONFIG_TOUCHSCREEN_HIMAX_SPI
+extern bool himax_epen_mode;
+#endif
+
 #endif /* _LINUX_WACOM_H_ */
diff --git a/drivers/input/wacom/wacom_i2c.c b/drivers/input/wacom/wacom_i2c.c
@@ -1271,6 +1271,10 @@ int wacom_i2c_coord(struct wacom_i2c *wac_i2c)
 		wac_i2c->localscan_mode = false;
 	}
 
+#ifdef CONFIG_TOUCHSCREEN_HIMAX_SPI
+	himax_epen_mode = wac_i2c->pen_prox || wac_i2c->pen_pressed;
+#endif
+
 	return 0;
 }