HID: move belkin quirks

Signed-off-by: Jiri Slaby <jirislaby@gmail.com>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>

1 files changed, 107 insertions, 0 deletions

diff --git a/drivers/hid/hid-belkin.c b/drivers/hid/hid-belkin.c
new file mode 100644
index 000000000000..050b9892d7ef
--- /dev/null
+++ b/drivers/hid/hid-belkin.c
@@ -0,0 +1,107 @@
+/*
+ *  HID driver for some belkin "special" devices
+ *
+ *  Copyright (c) 1999 Andreas Gal
+ *  Copyright (c) 2000-2005 Vojtech Pavlik <vojtech@suse.cz>
+ *  Copyright (c) 2005 Michael Haboustak <mike-@cinci.rr.com> for Concept2, Inc
+ *  Copyright (c) 2006-2007 Jiri Kosina
+ *  Copyright (c) 2007 Paul Walmsley
+ *  Copyright (c) 2008 Jiri Slaby
+ */
+
+/*
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the Free
+ * Software Foundation; either version 2 of the License, or (at your option)
+ * any later version.
+ */
+
+#include <linux/device.h>
+#include <linux/hid.h>
+#include <linux/module.h>
+
+#include "hid-ids.h"
+
+#define BELKIN_HIDDEV   0x01
+#define BELKIN_WKBD     0x02
+
+#define belkin_map_key_clear(c) hid_map_usage_clear(hi, usage, bit, max, \
+                                        EV_KEY, (c))
+static int belkin_input_mapping(struct hid_device *hdev, struct hid_input *hi,
+                struct hid_field *field, struct hid_usage *usage,
+                unsigned long **bit, int *max)
+{
+        unsigned long quirks = (unsigned long)hid_get_drvdata(hdev);
+
+        if ((usage->hid & HID_USAGE_PAGE) != HID_UP_CONSUMER ||
+                        !(quirks & BELKIN_WKBD))
+                return 0;
+
+        switch (usage->hid & HID_USAGE) {
+        case 0x03a: belkin_map_key_clear(KEY_SOUND);            break;
+        case 0x03b: belkin_map_key_clear(KEY_CAMERA);           break;
+        case 0x03c: belkin_map_key_clear(KEY_DOCUMENTS);        break;
+        default:
+                return 0;
+        }
+        return 1;
+}
+
+static int belkin_probe(struct hid_device *hdev, const struct hid_device_id *id)
+{
+        unsigned long quirks = id->driver_data;
+        int ret;
+
+        hid_set_drvdata(hdev, (void *)quirks);
+
+        if (quirks & BELKIN_HIDDEV)
+                hdev->quirks |= HID_QUIRK_HIDDEV;
+
+        ret = hid_parse(hdev);
+        if (ret) {
+                dev_err(&hdev->dev, "parse failed\n");
+                goto err_free;
+        }
+
+        ret = hid_hw_start(hdev);
+        if (ret) {
+                dev_err(&hdev->dev, "hw start failed\n");
+                goto err_free;
+        }
+
+        return 0;
+err_free:
+        return ret;
+}
+
+static const struct hid_device_id belkin_devices[] = {
+        { HID_USB_DEVICE(USB_VENDOR_ID_BELKIN, USB_DEVICE_ID_FLIP_KVM),
+                .driver_data = BELKIN_HIDDEV },
+        { HID_USB_DEVICE(USB_VENDOR_ID_LABTEC, USB_DEVICE_ID_LABTEC_WIRELESS_KEYBOARD),
+                .driver_data = BELKIN_WKBD },
+        { }
+};
+MODULE_DEVICE_TABLE(hid, belkin_devices);
+
+static struct hid_driver belkin_driver = {
+        .name = "belkin",
+        .id_table = belkin_devices,
+        .input_mapping = belkin_input_mapping,
+        .probe = belkin_probe,
+};
+
+static int belkin_init(void)
+{
+        return hid_register_driver(&belkin_driver);
+}
+
+static void belkin_exit(void)
+{
+        hid_unregister_driver(&belkin_driver);
+}
+
+module_init(belkin_init);
+module_exit(belkin_exit);
+MODULE_LICENSE("GPL");
+
+HID_COMPAT_LOAD_DRIVER(belkin);