HID: move sunplus quirks

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

1 files changed, 82 insertions, 0 deletions

diff --git a/drivers/hid/hid-sunplus.c b/drivers/hid/hid-sunplus.c
new file mode 100644
index 000000000000..5ba68f7dbb78
--- /dev/null
+++ b/drivers/hid/hid-sunplus.c
@@ -0,0 +1,82 @@
+/*
+ *  HID driver for some sunplus "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"
+
+static void sp_report_fixup(struct hid_device *hdev, __u8 *rdesc,
+                unsigned int rsize)
+{
+        if (rsize >= 107 && rdesc[104] == 0x26 && rdesc[105] == 0x80 &&
+                        rdesc[106] == 0x03) {
+                dev_info(&hdev->dev, "fixing up Sunplus Wireless Desktop "
+                                "report descriptor\n");
+                rdesc[105] = rdesc[110] = 0x03;
+                rdesc[106] = rdesc[111] = 0x21;
+        }
+}
+
+#define sp_map_key_clear(c)     hid_map_usage_clear(hi, usage, bit, max, \
+                EV_KEY, (c))
+static int sp_input_mapping(struct hid_device *hdev, struct hid_input *hi,
+                struct hid_field *field, struct hid_usage *usage,
+                unsigned long **bit, int *max)
+{
+        if ((usage->hid & HID_USAGE_PAGE) != HID_UP_CONSUMER)
+                return 0;
+
+        switch (usage->hid & HID_USAGE) {
+        case 0x2003: sp_map_key_clear(KEY_ZOOMIN);              break;
+        case 0x2103: sp_map_key_clear(KEY_ZOOMOUT);     break;
+        default:
+                return 0;
+        }
+        return 1;
+}
+
+static const struct hid_device_id sp_devices[] = {
+        { HID_USB_DEVICE(USB_VENDOR_ID_SUNPLUS, USB_DEVICE_ID_SUNPLUS_WDESKTOP) },
+        { }
+};
+MODULE_DEVICE_TABLE(hid, sp_devices);
+
+static struct hid_driver sp_driver = {
+        .name = "sunplus",
+        .id_table = sp_devices,
+        .report_fixup = sp_report_fixup,
+        .input_mapping = sp_input_mapping,
+};
+
+static int sp_init(void)
+{
+        return hid_register_driver(&sp_driver);
+}
+
+static void sp_exit(void)
+{
+        hid_unregister_driver(&sp_driver);
+}
+
+module_init(sp_init);
+module_exit(sp_exit);
+MODULE_LICENSE("GPL");
+
+HID_COMPAT_LOAD_DRIVER(sunplus);