return 0;
}
+static int wacom_equivalent_usage(int usage)
+{
+ if ((usage & HID_USAGE_PAGE) == WACOM_HID_UP_WACOMDIGITIZER) {
+ int subpage = (usage & 0xFF00) << 8;
+ int subusage = (usage & 0xFF);
+
+ if (subpage == WACOM_HID_SP_DIGITIZER ||
+ subpage == WACOM_HID_SP_DIGITIZERINFO) {
+ return usage;
+ }
+
+ if (subpage == HID_UP_UNDEFINED)
+ subpage = HID_UP_DIGITIZER;
+
+ return subpage | subusage;
+ }
+
+ return usage;
+}
+
static void wacom_map_usage(struct input_dev *input, struct hid_usage *usage,
struct hid_field *field, __u8 type, __u16 code, int fuzz)
{
int fmin = field->logical_minimum;
int fmax = field->logical_maximum;
+ unsigned int equivalent_usage = wacom_equivalent_usage(usage->hid);
+ int resolution_code = code;
+
+ if (equivalent_usage == HID_DG_TWIST) {
+ resolution_code = ABS_RZ;
+ }
usage->type = type;
usage->code = code;
case EV_ABS:
input_set_abs_params(input, code, fmin, fmax, fuzz, 0);
input_abs_set_res(input, code,
- hidinput_calc_abs_res(field, code));
+ hidinput_calc_abs_res(field, resolution_code));
break;
case EV_KEY:
input_set_capability(input, EV_KEY, code);
struct wacom *wacom = hid_get_drvdata(hdev);
struct wacom_wac *wacom_wac = &wacom->wacom_wac;
struct input_dev *input = wacom_wac->pen_input;
+ unsigned equivalent_usage = wacom_equivalent_usage(usage->hid);
- switch (usage->hid) {
+ switch (equivalent_usage) {
case HID_GD_X:
wacom_map_usage(input, usage, field, EV_ABS, ABS_X, 4);
break;
case HID_GD_Y:
wacom_map_usage(input, usage, field, EV_ABS, ABS_Y, 4);
break;
+ case HID_GD_Z:
+ wacom_map_usage(input, usage, field, EV_ABS, ABS_DISTANCE, 0);
+ break;
case HID_DG_TIPPRESSURE:
wacom_map_usage(input, usage, field, EV_ABS, ABS_PRESSURE, 0);
break;
wacom_map_usage(input, usage, field, EV_KEY,
BTN_TOOL_RUBBER, 0);
break;
+ case HID_DG_TILT_X:
+ wacom_map_usage(input, usage, field, EV_ABS, ABS_TILT_X, 0);
+ break;
+ case HID_DG_TILT_Y:
+ wacom_map_usage(input, usage, field, EV_ABS, ABS_TILT_Y, 0);
+ break;
+ case HID_DG_TWIST:
+ wacom_map_usage(input, usage, field, EV_ABS, ABS_Z, 0);
+ break;
case HID_DG_ERASER:
case HID_DG_TIPSWITCH:
wacom_map_usage(input, usage, field, EV_KEY, BTN_TOUCH, 0);
struct wacom *wacom = hid_get_drvdata(hdev);
struct wacom_wac *wacom_wac = &wacom->wacom_wac;
struct input_dev *input = wacom_wac->pen_input;
+ unsigned equivalent_usage = wacom_equivalent_usage(usage->hid);
- /* checking which Tool / tip switch to send */
- switch (usage->hid) {
+ switch (equivalent_usage) {
+ case HID_GD_Z:
+ /*
+ * HID_GD_Z "should increase as the control's position is
+ * moved from high to low", while ABS_DISTANCE instead
+ * increases in value as the tool moves from low to high.
+ */
+ value = field->logical_maximum - value;
+ break;
case HID_DG_INRANGE:
wacom_wac->hid_data.inrange_state = value;
return 0;
struct wacom_wac *wacom_wac = &wacom->wacom_wac;
struct input_dev *input = wacom_wac->touch_input;
unsigned touch_max = wacom_wac->features.touch_max;
+ unsigned equivalent_usage = wacom_equivalent_usage(usage->hid);
- switch (usage->hid) {
+ switch (equivalent_usage) {
case HID_GD_X:
if (touch_max == 1)
wacom_map_usage(input, usage, field, EV_ABS, ABS_X, 4);
{
struct wacom *wacom = hid_get_drvdata(hdev);
struct wacom_wac *wacom_wac = &wacom->wacom_wac;
+ unsigned equivalent_usage = wacom_equivalent_usage(usage->hid);
- switch (usage->hid) {
+ switch (equivalent_usage) {
case HID_GD_X:
wacom_wac->hid_data.x = value;
break;
if (usage->usage_index + 1 == field->report_count) {
- if (usage->hid == wacom_wac->hid_data.last_slot_field)
+ if (equivalent_usage == wacom_wac->hid_data.last_slot_field)
wacom_wac_finger_slot(wacom_wac, wacom_wac->touch_input);
}
/*
* Raw Wacom-mode pen and touch events both come from interface
* 0, whose HID descriptor has an application usage of 0xFF0D
- * (i.e., WACOM_VENDORDEFINED_PEN). We route pen packets back
+ * (i.e., WACOM_HID_WD_DIGITIZER). We route pen packets back
* out through the HID_GENERIC device created for interface 1,
* so rewrite this one to be of type WACOM_DEVICETYPE_TOUCH.
*/
return 0;
}
+static int wacom_numbered_button_to_key(int n)
+{
+ if (n < 10)
+ return BTN_0 + n;
+ else if (n < 16)
+ return BTN_A + (n-10);
+ else if (n < 18)
+ return BTN_BASE + (n-16);
+ else
+ return 0;
+}
+
static void wacom_setup_numbered_buttons(struct input_dev *input_dev,
int button_count)
{
int i;
- for (i = 0; i < button_count && i < 10; i++)
- __set_bit(BTN_0 + i, input_dev->keybit);
- for (i = 10; i < button_count && i < 16; i++)
- __set_bit(BTN_A + (i-10), input_dev->keybit);
- for (i = 16; i < button_count && i < 18; i++)
- __set_bit(BTN_BASE + (i-16), input_dev->keybit);
+ for (i = 0; i < button_count; i++) {
+ int key = wacom_numbered_button_to_key(i);
+
+ if (key)
+ __set_bit(key, input_dev->keybit);
+ }
}
static void wacom_24hd_update_leds(struct wacom *wacom, int mask, int group)
for (i = 0; i < wacom->led.count; i++)
wacom_update_led(wacom, button_count, mask, i);
- for (i = 0; i < button_count && i < 10; i++)
- input_report_key(input_dev, BTN_0 + i, mask & (1 << i));
- for (i = 10; i < button_count && i < 16; i++)
- input_report_key(input_dev, BTN_A + (i-10), mask & (1 << i));
- for (i = 16; i < button_count && i < 18; i++)
- input_report_key(input_dev, BTN_BASE + (i-16), mask & (1 << i));
+ for (i = 0; i < button_count; i++) {
+ int key = wacom_numbered_button_to_key(i);
+
+ if (key)
+ input_report_key(input_dev, key, mask & (1 << i));
+ }
}
int wacom_setup_pad_input_capabilities(struct input_dev *input_dev,