#include <linux/device.h>
#include <linux/hid.h>
#include <linux/module.h>
+#include <linux/slab.h>
#include "hid-ids.h"
wdata->butstate = rw;
input_report_key(input, BTN_0, rw & 0x02);
input_report_key(input, BTN_1, rw & 0x01);
+ input_report_key(input, BTN_TOOL_FINGER, 0xf0);
input_event(input, EV_MSC, MSC_SERIAL, 0xf0);
input_sync(input);
}
struct hid_input *hidinput;
struct input_dev *input;
struct wacom_data *wdata;
+ char rep_data[2];
int ret;
+ int limit;
wdata = kzalloc(sizeof(*wdata), GFP_KERNEL);
if (wdata == NULL) {
hid_set_drvdata(hdev, wdata);
+ /* Parse the HID report now */
ret = hid_parse(hdev);
if (ret) {
dev_err(&hdev->dev, "parse failed\n");
goto err_free;
}
+ /*
+ * Note that if the raw queries fail, it's not a hard failure and it
+ * is safe to continue
+ */
+
+ /* Set Wacom mode2 */
+ rep_data[0] = 0x03; rep_data[1] = 0x00;
+ limit = 3;
+ do {
+ ret = hdev->hid_output_raw_report(hdev, rep_data, 2,
+ HID_FEATURE_REPORT);
+ } while (ret < 0 && limit-- > 0);
+ if (ret < 0)
+ dev_warn(&hdev->dev, "failed to poke device #1, %d\n", ret);
+
+ /* 0x06 - high reporting speed, 0x05 - low speed */
+ rep_data[0] = 0x06; rep_data[1] = 0x00;
+ limit = 3;
+ do {
+ ret = hdev->hid_output_raw_report(hdev, rep_data, 2,
+ HID_FEATURE_REPORT);
+ } while (ret < 0 && limit-- > 0);
+ if (ret < 0)
+ dev_warn(&hdev->dev, "failed to poke device #2, %d\n", ret);
+
hidinput = list_entry(hdev->inputs.next, struct hid_input, list);
input = hidinput->input;
/* Pad */
input->evbit[0] |= BIT(EV_MSC);
input->mscbit[0] |= BIT(MSC_SERIAL);
+ set_bit(BTN_0, input->keybit);
+ set_bit(BTN_1, input->keybit);
+ set_bit(BTN_TOOL_FINGER, input->keybit);
/* Distance, rubber and mouse */
input->absbit[0] |= BIT(ABS_DISTANCE);
ret = hid_register_driver(&wacom_driver);
if (ret)
printk(KERN_ERR "can't register wacom driver\n");
- printk(KERN_ERR "wacom driver registered\n");
return ret;
}