linux-kernel - [PATCH] input: usbtouchscreen: Add new model from IRTOUCHSYSTEMS

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Message-Id: <1427200704-20438-1-git-send-email-poeschel@lemonage.de>
Date:	Tue, 24 Mar 2015 13:38:24 +0100
From:	poeschel@...onage.de
To:	dmitry.torokhov@...il.com, linux-input@...r.kernel.org,
	linux-kernel@...r.kernel.org
Cc:	Lars Poeschel <poeschel@...onage.de>
Subject: [PATCH] input: usbtouchscreen: Add new model from IRTOUCHSYSTEMS

From: Lars Poeschel <poeschel@...onage.de>

This adds support for another model of IRTOUCH SYSTEMS Co.,LtD infrared
touchscreens. The USB vendorID/deviceID is 6615/0012. It is also sold
under the label "Elektrosil".
The datasheet states that coordinates for x and y are in the range from
0 to 32767.

Signed-off-by: Lars Poeschel <poeschel@...onage.de>
---
 drivers/input/touchscreen/usbtouchscreen.c | 11 +++++++++++
 1 file changed, 11 insertions(+)

diff --git a/drivers/input/touchscreen/usbtouchscreen.c b/drivers/input/touchscreen/usbtouchscreen.c
index a096633..f2c6c35 100644
--- a/drivers/input/touchscreen/usbtouchscreen.c
+++ b/drivers/input/touchscreen/usbtouchscreen.c
@@ -132,6 +132,7 @@ enum {
 	DEVTYPE_GUNZE,
 	DEVTYPE_DMC_TSC10,
 	DEVTYPE_IRTOUCH,
+	DEVTYPE_IRTOUCH_HIRES,
 	DEVTYPE_IDEALTEK,
 	DEVTYPE_GENERAL_TOUCH,
 	DEVTYPE_GOTOP,
@@ -198,6 +199,7 @@ static const struct usb_device_id usbtouch_devices[] = {
 #ifdef CONFIG_TOUCHSCREEN_USB_IRTOUCH
 	{USB_DEVICE(0x595a, 0x0001), .driver_info = DEVTYPE_IRTOUCH},
 	{USB_DEVICE(0x6615, 0x0001), .driver_info = DEVTYPE_IRTOUCH},
+	{USB_DEVICE(0x6615, 0x0012), .driver_info = DEVTYPE_IRTOUCH_HIRES},
 #endif
 
 #ifdef CONFIG_TOUCHSCREEN_USB_IDEALTEK
@@ -1177,6 +1179,15 @@ static struct usbtouch_device_info usbtouch_dev_info[] = {
 		.rept_size	= 8,
 		.read_data	= irtouch_read_data,
 	},
+
+	[DEVTYPE_IRTOUCH_HIRES] = {
+		.min_xc		= 0x0,
+		.max_xc		= 0x7fff,
+		.min_yc		= 0x0,
+		.max_yc		= 0x7fff,
+		.rept_size	= 8,
+		.read_data	= irtouch_read_data,
+	},
 #endif
 
 #ifdef CONFIG_TOUCHSCREEN_USB_IDEALTEK
-- 
2.1.4

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