Merge branches 'for-4.0/upstream-fixes', 'for-4.1/genius', 'for-4.1/huion-uclogic...

[cascardo/linux.git] / drivers / hid / hid-core.c

diff --git a/drivers/hid/hid-core.c b/drivers/hid/hid-core.c
index 56ce8c2..722a925 100644 (file)
--- a/drivers/hid/hid-core.c
+++ b/drivers/hid/hid-core.c
@@ -1562,12 +1562,26 @@ read_report_descriptor(struct file *filp, struct kobject *kobj,
        return count;
 }
 
+static ssize_t
+show_country(struct device *dev, struct device_attribute *attr,
+               char *buf)
+{
+       struct hid_device *hdev = container_of(dev, struct hid_device, dev);
+
+       return sprintf(buf, "%02x\n", hdev->country & 0xff);
+}
+
 static struct bin_attribute dev_bin_attr_report_desc = {
        .attr = { .name = "report_descriptor", .mode = 0444 },
        .read = read_report_descriptor,
        .size = HID_MAX_DESCRIPTOR_SIZE,
 };
 
+static struct device_attribute dev_attr_country = {
+       .attr = { .name = "country", .mode = 0444 },
+       .show = show_country,
+};
+
 int hid_connect(struct hid_device *hdev, unsigned int connect_mask)
 {
        static const char *types[] = { "Device", "Pointer", "Mouse", "Device",
@@ -1646,6 +1660,11 @@ int hid_connect(struct hid_device *hdev, unsigned int connect_mask)
                bus = "<UNKNOWN>";
        }
 
+       ret = device_create_file(&hdev->dev, &dev_attr_country);
+       if (ret)
+               hid_warn(hdev,
+                        "can't create sysfs country code attribute err: %d\n", ret);
+
        ret = device_create_bin_file(&hdev->dev, &dev_bin_attr_report_desc);
        if (ret)
                hid_warn(hdev,
@@ -1661,6 +1680,7 @@ EXPORT_SYMBOL_GPL(hid_connect);
 
 void hid_disconnect(struct hid_device *hdev)
 {
+       device_remove_file(&hdev->dev, &dev_attr_country);
        device_remove_bin_file(&hdev->dev, &dev_bin_attr_report_desc);
        if (hdev->claimed & HID_CLAIMED_INPUT)
                hidinput_disconnect(hdev);
@@ -1824,6 +1844,7 @@ static const struct hid_device_id hid_have_special_driver[] = {
        { HID_USB_DEVICE(USB_VENDOR_ID_KYE, USB_DEVICE_ID_KYE_MOUSEPEN_I608X) },
        { HID_USB_DEVICE(USB_VENDOR_ID_KYE, USB_DEVICE_ID_KYE_MOUSEPEN_I608X_2) },
        { HID_USB_DEVICE(USB_VENDOR_ID_KYE, USB_DEVICE_ID_KYE_EASYPEN_M610X) },
+       { HID_USB_DEVICE(USB_VENDOR_ID_KYE, USB_DEVICE_ID_KYE_PENSKETCH_M912) },
        { HID_USB_DEVICE(USB_VENDOR_ID_LABTEC, USB_DEVICE_ID_LABTEC_WIRELESS_KEYBOARD) },
        { HID_USB_DEVICE(USB_VENDOR_ID_LCPOWER, USB_DEVICE_ID_LCPOWER_LC1000 ) },
 #if IS_ENABLED(CONFIG_HID_LENOVO)