提交 57bcfce3 编写于 作者: P Ping Cheng 提交者: Dmitry Torokhov

Input: wacom - not all multi-interface devices support touch

Some multi-interface devices support expresskeys on a separate interface,
such as Bamboo; some multi-interface devices do not support touch at all,
such as Pen only Intuos5. Make sure we report the right device names.
Tested-by: NJason Gerecke <killertofu@gmail.com>
Signed-off-by: NPing Cheng <pingc@wacom.com>
Signed-off-by: NDmitry Torokhov <dmitry.torokhov@gmail.com>
上级 a4da4752
......@@ -1188,34 +1188,47 @@ static void wacom_wireless_work(struct work_struct *work)
wacom_wac1->features =
*((struct wacom_features *)id->driver_info);
wacom_wac1->features.device_type = BTN_TOOL_PEN;
snprintf(wacom_wac1->name, WACOM_NAME_MAX, "%s (WL) Pen",
wacom_wac1->features.name);
error = wacom_register_input(wacom1);
if (error)
goto fail1;
goto fail;
/* Touch interface */
wacom_wac2->features =
*((struct wacom_features *)id->driver_info);
wacom_wac2->features.pktlen = WACOM_PKGLEN_BBTOUCH3;
wacom_wac2->features.device_type = BTN_TOOL_FINGER;
wacom_wac2->features.x_max = wacom_wac2->features.y_max = 4096;
error = wacom_register_input(wacom2);
if (error)
goto fail2;
if (wacom_wac1->features.touch_max) {
wacom_wac2->features =
*((struct wacom_features *)id->driver_info);
wacom_wac2->features.pktlen = WACOM_PKGLEN_BBTOUCH3;
wacom_wac2->features.device_type = BTN_TOOL_FINGER;
wacom_wac2->features.x_max = wacom_wac2->features.y_max = 4096;
if (wacom_wac2->features.touch_max)
snprintf(wacom_wac2->name, WACOM_NAME_MAX,
"%s (WL) Finger",wacom_wac2->features.name);
else
snprintf(wacom_wac2->name, WACOM_NAME_MAX,
"%s (WL) Pad",wacom_wac2->features.name);
error = wacom_register_input(wacom2);
if (error)
goto fail;
}
error = wacom_initialize_battery(wacom);
if (error)
goto fail3;
goto fail;
}
return;
fail3:
input_unregister_device(wacom_wac2->input);
wacom_wac2->input = NULL;
fail2:
input_unregister_device(wacom_wac1->input);
wacom_wac1->input = NULL;
fail1:
fail:
if (wacom_wac2->input) {
input_unregister_device(wacom_wac2->input);
wacom_wac2->input = NULL;
}
if (wacom_wac1->input) {
input_unregister_device(wacom_wac1->input);
wacom_wac1->input = NULL;
}
return;
}
......@@ -1332,10 +1345,12 @@ static int wacom_probe(struct usb_interface *intf, const struct usb_device_id *i
struct usb_device *other_dev;
/* Append the device type to the name */
strlcat(wacom_wac->name,
features->device_type == BTN_TOOL_PEN ?
" Pen" : " Finger",
sizeof(wacom_wac->name));
if (features->device_type != BTN_TOOL_FINGER)
strlcat(wacom_wac->name, " Pen", WACOM_NAME_MAX);
else if (features->touch_max)
strlcat(wacom_wac->name, " Finger", WACOM_NAME_MAX);
else
strlcat(wacom_wac->name, " Pad", WACOM_NAME_MAX);
other_dev = wacom_get_sibling(dev, features->oVid, features->oPid);
if (other_dev == NULL || wacom_get_usbdev_data(other_dev) == NULL)
......
......@@ -14,6 +14,8 @@
/* maximum packet length for USB devices */
#define WACOM_PKGLEN_MAX 64
#define WACOM_NAME_MAX 64
/* packet length for individual models */
#define WACOM_PKGLEN_PENPRTN 7
#define WACOM_PKGLEN_GRAPHIRE 8
......@@ -130,7 +132,7 @@ struct wacom_shared {
};
struct wacom_wac {
char name[64];
char name[WACOM_NAME_MAX];
unsigned char *data;
int tool[2];
int id[2];
......
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