Add the rt linux 4.1.3-rt3 as base

[kvmfornfv.git] / kernel / drivers / hid / hid-petalynx.c

diff --git a/kernel/drivers/hid/hid-petalynx.c b/kernel/drivers/hid/hid-petalynx.c
new file mode 100644 (file)
index 0000000..6aca4f2
--- /dev/null
+++ b/kernel/drivers/hid/hid-petalynx.c
@@ -0,0 +1,108 @@
+/*
+ *  HID driver for some petalynx "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) 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"
+
+/* Petalynx Maxter Remote has maximum for consumer page set too low */
+static __u8 *pl_report_fixup(struct hid_device *hdev, __u8 *rdesc,
+               unsigned int *rsize)
+{
+       if (*rsize >= 62 && rdesc[39] == 0x2a && rdesc[40] == 0xf5 &&
+                       rdesc[41] == 0x00 && rdesc[59] == 0x26 &&
+                       rdesc[60] == 0xf9 && rdesc[61] == 0x00) {
+               hid_info(hdev, "fixing up Petalynx Maxter Remote report descriptor\n");
+               rdesc[60] = 0xfa;
+               rdesc[40] = 0xfa;
+       }
+       return rdesc;
+}
+
+#define pl_map_key_clear(c)    hid_map_usage_clear(hi, usage, bit, max, \
+                                       EV_KEY, (c))
+static int pl_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_LOGIVENDOR) {
+               switch (usage->hid & HID_USAGE) {
+               case 0x05a: pl_map_key_clear(KEY_TEXT);         break;
+               case 0x05b: pl_map_key_clear(KEY_RED);          break;
+               case 0x05c: pl_map_key_clear(KEY_GREEN);        break;
+               case 0x05d: pl_map_key_clear(KEY_YELLOW);       break;
+               case 0x05e: pl_map_key_clear(KEY_BLUE);         break;
+               default:
+                       return 0;
+               }
+               return 1;
+       }
+
+       if ((usage->hid & HID_USAGE_PAGE) == HID_UP_CONSUMER) {
+               switch (usage->hid & HID_USAGE) {
+               case 0x0f6: pl_map_key_clear(KEY_NEXT);         break;
+               case 0x0fa: pl_map_key_clear(KEY_BACK);         break;
+               default:
+                       return 0;
+               }
+               return 1;
+       }
+
+       return 0;
+}
+
+static int pl_probe(struct hid_device *hdev, const struct hid_device_id *id)
+{
+       int ret;
+
+       hdev->quirks |= HID_QUIRK_NOGET;
+
+       ret = hid_parse(hdev);
+       if (ret) {
+               hid_err(hdev, "parse failed\n");
+               goto err_free;
+       }
+
+       ret = hid_hw_start(hdev, HID_CONNECT_DEFAULT);
+       if (ret) {
+               hid_err(hdev, "hw start failed\n");
+               goto err_free;
+       }
+
+       return 0;
+err_free:
+       return ret;
+}
+
+static const struct hid_device_id pl_devices[] = {
+       { HID_USB_DEVICE(USB_VENDOR_ID_PETALYNX, USB_DEVICE_ID_PETALYNX_MAXTER_REMOTE) },
+       { }
+};
+MODULE_DEVICE_TABLE(hid, pl_devices);
+
+static struct hid_driver pl_driver = {
+       .name = "petalynx",
+       .id_table = pl_devices,
+       .report_fixup = pl_report_fixup,
+       .input_mapping = pl_input_mapping,
+       .probe = pl_probe,
+};
+module_hid_driver(pl_driver);
+
+MODULE_LICENSE("GPL");