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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 18:49:45 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 18:49:45 +0000 |
commit | 2c3c1048746a4622d8c89a29670120dc8fab93c4 (patch) | |
tree | 848558de17fb3008cdf4d861b01ac7781903ce39 /drivers/usb/gadget/function/u_hid.h | |
parent | Initial commit. (diff) | |
download | linux-upstream.tar.xz linux-upstream.zip |
Adding upstream version 6.1.76.upstream/6.1.76upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'drivers/usb/gadget/function/u_hid.h')
-rw-r--r-- | drivers/usb/gadget/function/u_hid.h | 40 |
1 files changed, 40 insertions, 0 deletions
diff --git a/drivers/usb/gadget/function/u_hid.h b/drivers/usb/gadget/function/u_hid.h new file mode 100644 index 000000000..84bb70292 --- /dev/null +++ b/drivers/usb/gadget/function/u_hid.h @@ -0,0 +1,40 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/* + * u_hid.h + * + * Utility definitions for the hid function + * + * Copyright (c) 2014 Samsung Electronics Co., Ltd. + * http://www.samsung.com + * + * Author: Andrzej Pietrasiewicz <andrzejtp2010@gmail.com> + */ + +#ifndef U_HID_H +#define U_HID_H + +#include <linux/usb/composite.h> + +struct f_hid_opts { + struct usb_function_instance func_inst; + int minor; + unsigned char subclass; + unsigned char protocol; + unsigned char no_out_endpoint; + unsigned short report_length; + unsigned short report_desc_length; + unsigned char *report_desc; + bool report_desc_alloc; + + /* + * Protect the data form concurrent access by read/write + * and create symlink/remove symlink. + */ + struct mutex lock; + int refcnt; +}; + +int ghid_setup(struct usb_gadget *g, int count); +void ghid_cleanup(void); + +#endif /* U_HID_H */ |