linux-kernel - [PATCH] Input: elan_i2c - Add hover event for ST format

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Message-Id: <C24448D4-9078-4EE9-8E40-A2C8DC6115A6@emc.com.tw>
Date:	Mon, 29 Jun 2015 09:19:09 +0800
From:	duson <dusonlin@....com.tw>
To:	linux-kernel@...r.kernel.org, linux-input@...r.kernel.org,
	dmitry.torokhov@...il.com
Cc:	dusonlin@....com.tw
Subject: [PATCH] Input: elan_i2c - Add hover event for ST format

Signed-off by: Duson Lin <dusonlin@....com.tw>
---
 drivers/input/mouse/elan_i2c_core.c |    2 ++
 1 file changed, 2 insertions(+)

diff --git a/drivers/input/mouse/elan_i2c_core.c b/drivers/input/mouse/elan_i2c_core.c
index 62641f2..ce97e28 100644
--- a/drivers/input/mouse/elan_i2c_core.c
+++ b/drivers/input/mouse/elan_i2c_core.c
@@ -847,6 +847,7 @@ static void elan_report_absolute(struct elan_tp_data *data, u8 *packet)
 	}
 
 	input_report_key(input, BTN_LEFT, tp_info & 0x01);
+	input_report_abs(input, ABS_DISTANCE, hover_event != 0);
 	input_mt_report_pointer_emulation(input, true);
 	input_sync(input);
 }
@@ -922,6 +923,7 @@ static int elan_setup_input_device(struct elan_tp_data *data)
 	input_abs_set_res(input, ABS_Y, data->y_res);
 	input_set_abs_params(input, ABS_PRESSURE, 0, ETP_MAX_PRESSURE, 0, 0);
 	input_set_abs_params(input, ABS_TOOL_WIDTH, 0, ETP_FINGER_WIDTH, 0, 0);
+	input_set_abs_params(input, ABS_DISTANCE, 0, 1, 0, 0);
 
 	/* And MT parameters */
 	input_set_abs_params(input, ABS_MT_POSITION_X, 0, data->max_x, 0, 0);




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