Re: [RFC 1/1] HID: User-space I/O driver support for HID subsystem
From: Marcel Holtmann <hidden>
Date: 2012-03-16 16:00:15
Also in:
linux-bluetooth
Hi David, <snip>
quoted hunk
new file mode 100644 index 0000000..1a7df0d--- /dev/null +++ b/include/linux/uhid.h@@ -0,0 +1,71 @@ +#ifndef __UHID_H_ +#define __UHID_H_ + +/* + * User-space I/O driver support for HID subsystem + * Copyright (c) 2012 David Herrmann + */ + +/* + * 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/input.h> +#include <linux/types.h> + +enum uhid_event_type { + UHID_CREATE, + UHID_DESTROY, + UHID_START, + UHID_STOP, + UHID_OPEN, + UHID_CLOSE, + UHID_OUTPUT, + UHID_OUTPUT_EV, + UHID_INPUT, +}; + +struct uhid_create_req { + __u8 __user name[128]; + __u8 __user *rd_data; + __u16 rd_size; +
we need the bus here as well. With HIDP it was implicit, but here it is no longer implicit.
+ __u16 vendor; + __u16 product; + __u16 version; + __u8 country;
What are we using country for these days?
+};
+
+#define UHID_DATA_MAX 4096
+
+enum uhid_report_type {
+ UHID_FEATURE_REPORT,
+ UHID_OUTPUT_REPORT,
+};
+
+struct uhid_data_req {
+ __u8 data[UHID_DATA_MAX];
+ __u16 size;
+ __u8 rtype;
+};
+
+struct uhid_data_ev_req {
+ __u16 type;
+ __u16 code;
+ __s32 value;
+};
+
+struct uhid_event {
+ __u32 type;
+
+ union {
+ struct uhid_create_req create;
+ struct uhid_data_req data;
+ struct input_event data_ev;
+ } u;
+};
+
+#endif /* __UHID_H_ */Regards Marcel