[PATCH 2/2] HID: wacom: Add serial and id reporting for Wacom Intuos4 WL
From: Przemo Firszt <hidden>
Date: 2012-02-24 13:52:52
This patch implements reporting id and serial number of used tool. Reported values are the same as for USB on of the driver for wacom Intuos4 WL Signed-off-by: Przemo Firszt <redacted> Reviewed-by: Chris Bagwell <redacted> --- drivers/hid/hid-wacom.c | 21 +++++++++++++++------ 1 files changed, 15 insertions(+), 6 deletions(-)
diff --git a/drivers/hid/hid-wacom.c b/drivers/hid/hid-wacom.c
index a793753..49b9178 100644
--- a/drivers/hid/hid-wacom.c
+++ b/drivers/hid/hid-wacom.c@@ -35,6 +35,8 @@ struct wacom_data { __u16 tool; unsigned char butstate; __u8 features; + __u32 id; + __u32 serial; unsigned char high_speed; #ifdef CONFIG_HID_WACOM_POWER_SUPPLY int battery_capacity;
@@ -318,26 +320,30 @@ static void wacom_i4_parse_pen_report(struct wacom_data *wdata, struct input_dev *input, unsigned char *data) { __u16 x, y, pressure; - __u32 id; switch (data[1]) { case 0x80: /* Out of proximity report */ input_report_key(input, BTN_TOUCH, 0); input_report_abs(input, ABS_PRESSURE, 0); input_report_key(input, wdata->tool, 0); + input_report_abs(input, ABS_MISC, 0); + input_event(input, EV_MSC, MSC_SERIAL, wdata->serial); wdata->tool = 0; input_sync(input); break; case 0xC2: /* Tool report */ - id = ((data[2] << 4) | (data[3] >> 4) | + wdata->id = ((data[2] << 4) | (data[3] >> 4) | ((data[7] & 0x0f) << 20) | - ((data[8] & 0xf0) << 12)) & 0xfffff; + ((data[8] & 0xf0) << 12)); + wdata->serial = ((data[3] & 0x0f) << 28) + + (data[4] << 20) + (data[5] << 12) + + (data[6] << 4) + (data[7] >> 4); - switch (id) { - case 0x802: + switch (wdata->id) { + case 0x100802: wdata->tool = BTN_TOOL_PEN; break; - case 0x80A: + case 0x10080A: wdata->tool = BTN_TOOL_RUBBER; break; }
@@ -356,6 +362,9 @@ static void wacom_i4_parse_pen_report(struct wacom_data *wdata, input_report_abs(input, ABS_X, x); input_report_abs(input, ABS_Y, y); input_report_abs(input, ABS_PRESSURE, pressure); + input_report_abs(input, ABS_MISC, wdata->id); + input_event(input, EV_MSC, MSC_SERIAL, wdata->serial); + input_report_key(input, wdata->tool, 1); input_sync(input); break; }
--
1.7.6.4