xref: /netbsd-src/sys/external/bsd/drm2/include/linux/firmware.h (revision f7058029e19ae715ad1ae05468b7086669fbbc8b)
1 /*	$NetBSD: firmware.h,v 1.12 2021/12/19 12:01:04 riastradh Exp $	*/
2 
3 /*-
4  * Copyright (c) 2013 The NetBSD Foundation, Inc.
5  * All rights reserved.
6  *
7  * This code is derived from software contributed to The NetBSD Foundation
8  * by Taylor R. Campbell.
9  *
10  * Redistribution and use in source and binary forms, with or without
11  * modification, are permitted provided that the following conditions
12  * are met:
13  * 1. Redistributions of source code must retain the above copyright
14  *    notice, this list of conditions and the following disclaimer.
15  * 2. Redistributions in binary form must reproduce the above copyright
16  *    notice, this list of conditions and the following disclaimer in the
17  *    documentation and/or other materials provided with the distribution.
18  *
19  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
20  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
21  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
22  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
23  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
24  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
25  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
26  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
27  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
28  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
29  * POSSIBILITY OF SUCH DAMAGE.
30  */
31 
32 #ifndef _LINUX_FIRMWARE_H_
33 #define _LINUX_FIRMWARE_H_
34 
35 #include <sys/types.h>
36 
37 #include <dev/firmload.h>
38 
39 #include <linux/slab.h>
40 
41 struct device;
42 struct module;
43 
44 struct firmware {
45 	char			*data;
46 	size_t			size;
47 };
48 
49 #define	firmware_request_nowarn		linux_firmware_request_nowarn
50 #define	release_firmware		linux_release_firmware
51 #define	request_firmware		linux_request_firmware
52 #define	request_firmware_direct		linux_request_firmware_direct
53 #define	request_firmware_nowait		linux_request_firmware_nowait
54 
55 int	request_firmware(const struct firmware **, const char *,
56 	    struct device *);
57 int	request_firmware_direct(const struct firmware **, const char *,
58 	    struct device *);
59 int	firmware_request_nowarn(const struct firmware **, const char *,
60 	    struct device *);
61 int	request_firmware_nowait(struct module *, bool, const char *,
62 	    struct device *, gfp_t, void *,
63 	    void (*)(const struct firmware *, void *));
64 void	release_firmware(const struct firmware *);
65 
66 #endif  /* _LINUX_FIRMWARE_H_ */
67