diff options
author | David Herrmann <dh.herrmann@googlemail.com> | 2011-07-05 11:45:09 (GMT) |
---|---|---|
committer | Jiri Kosina <jkosina@suse.cz> | 2011-07-11 12:30:22 (GMT) |
commit | 02fb72a06ae1ed55b4373a4c678f25d70fd65902 (patch) | |
tree | ddb12e5aae98bf7667cecdad5bdad0f106cea09e /drivers/hid/hid-wiimote.c | |
parent | fb51b44385a0ded0d629d5cf4a2095f80fb01b56 (diff) | |
download | linux-fsl-qoriq-02fb72a06ae1ed55b4373a4c678f25d70fd65902.tar.xz |
HID: wiimote: Register wiimote hid driver stub
The wiimote uses a fake HID protocol. Hence, we need to prevent
HIDINPUT and HIDDEV from parsing wiimote data and instead parse
raw hid events.
Add VID/PID to hid-core so the special driver is loaded on new
wiimotes.
Signed-off-by: David Herrmann <dh.herrmann@googlemail.com>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>
Diffstat (limited to 'drivers/hid/hid-wiimote.c')
-rw-r--r-- | drivers/hid/hid-wiimote.c | 62 |
1 files changed, 61 insertions, 1 deletions
diff --git a/drivers/hid/hid-wiimote.c b/drivers/hid/hid-wiimote.c index 8a770e6..ed4fe18 100644 --- a/drivers/hid/hid-wiimote.c +++ b/drivers/hid/hid-wiimote.c @@ -10,18 +10,78 @@ * any later version. */ +#include <linux/hid.h> #include <linux/module.h> +#include "hid-ids.h" #define WIIMOTE_VERSION "0.1" #define WIIMOTE_NAME "Nintendo Wii Remote" -static int __init wiimote_init(void) +static int wiimote_hid_event(struct hid_device *hdev, struct hid_report *report, + u8 *raw_data, int size) +{ + if (size < 1) + return -EINVAL; + + return 0; +} + +static int wiimote_hid_probe(struct hid_device *hdev, + const struct hid_device_id *id) { + int ret; + + ret = hid_parse(hdev); + if (ret) { + hid_err(hdev, "HID parse failed\n"); + return ret; + } + + ret = hid_hw_start(hdev, HID_CONNECT_HIDRAW); + if (ret) { + hid_err(hdev, "HW start failed\n"); + return ret; + } + + hid_info(hdev, "New device registered\n"); return 0; } +static void wiimote_hid_remove(struct hid_device *hdev) +{ + hid_info(hdev, "Device removed\n"); + hid_hw_stop(hdev); +} + +static const struct hid_device_id wiimote_hid_devices[] = { + { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_NINTENDO, + USB_DEVICE_ID_NINTENDO_WIIMOTE) }, + { } +}; +MODULE_DEVICE_TABLE(hid, wiimote_hid_devices); + +static struct hid_driver wiimote_hid_driver = { + .name = "wiimote", + .id_table = wiimote_hid_devices, + .probe = wiimote_hid_probe, + .remove = wiimote_hid_remove, + .raw_event = wiimote_hid_event, +}; + +static int __init wiimote_init(void) +{ + int ret; + + ret = hid_register_driver(&wiimote_hid_driver); + if (ret) + pr_err("Can't register wiimote hid driver\n"); + + return ret; +} + static void __exit wiimote_exit(void) { + hid_unregister_driver(&wiimote_hid_driver); } module_init(wiimote_init); |