linux-kernel - [PATCH 1/3] HID: wacom: Add support for I2C connected devices

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Message-Id: <1424699565-138045-2-git-send-email-mika.westerberg@linux.intel.com>
Date:	Mon, 23 Feb 2015 15:52:43 +0200
From:	Mika Westerberg <mika.westerberg@...ux.intel.com>
To:	Jiri Kosina <jkosina@...e.cz>
Cc:	Benjamin Tissoires <benjamin.tissoires@...hat.com>,
	Mark Rutland <mark.rutland@....com>, sb@...abs.hk,
	Mika Westerberg <mika.westerberg@...ux.intel.com>,
	linux-input@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: [PATCH 1/3] HID: wacom: Add support for I2C connected devices

Lenovo Thinkpad 10 has wacom digitizer connected as a I2C-HID device. Add
generic support for this.

Signed-off-by: Mika Westerberg <mika.westerberg@...ux.intel.com>
---
 drivers/hid/wacom_wac.c | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/drivers/hid/wacom_wac.c b/drivers/hid/wacom_wac.c
index 1a6507999a65..c8e73bf62468 100644
--- a/drivers/hid/wacom_wac.c
+++ b/drivers/hid/wacom_wac.c
@@ -2969,6 +2969,10 @@ static const struct wacom_features wacom_features_HID_ANY_ID =
 	HID_DEVICE(BUS_BLUETOOTH, HID_GROUP_WACOM, USB_VENDOR_ID_WACOM, prod),\
 	.driver_data = (kernel_ulong_t)&wacom_features_##prod
 
+#define I2C_DEVICE_WACOM(prod)						\
+	HID_DEVICE(BUS_I2C, HID_GROUP_WACOM, USB_VENDOR_ID_WACOM, prod),\
+	.driver_data = (kernel_ulong_t)&wacom_features_##prod
+
 #define USB_DEVICE_LENOVO(prod)					\
 	HID_USB_DEVICE(USB_VENDOR_ID_LENOVO, prod),			\
 	.driver_data = (kernel_ulong_t)&wacom_features_##prod
@@ -3113,6 +3117,7 @@ const struct hid_device_id wacom_ids[] = {
 	{ USB_DEVICE_LENOVO(0x6004) },
 
 	{ USB_DEVICE_WACOM(HID_ANY_ID) },
+	{ I2C_DEVICE_WACOM(HID_ANY_ID) },
 	{ }
 };
 MODULE_DEVICE_TABLE(hid, wacom_ids);
-- 
2.1.4

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