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116 lines
3.7 KiB
C
116 lines
3.7 KiB
C
/*-
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* SPDX-License-Identifier: BSD-2-Clause
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*
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* Copyright (c) 2020-2021 The FreeBSD Foundation
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* Copyright (c) 2022 Bjoern A. Zeeb
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*
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* This software was developed by Björn Zeeb under sponsorship from
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* the FreeBSD Foundation.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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#ifndef _LINUXKPI_LINUX_FIRMWARE_H
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#define _LINUXKPI_LINUX_FIRMWARE_H
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#include <sys/types.h>
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#include <linux/types.h>
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#include <linux/device.h>
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struct firmware;
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struct linuxkpi_firmware {
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size_t size;
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const uint8_t *data;
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/* XXX Does Linux expose anything else? */
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/* This is LinuxKPI implementation private. */
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const struct firmware *fbdfw;
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};
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int linuxkpi_request_firmware_nowait(struct module *, bool, const char *,
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struct device *, gfp_t, void *,
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void(*cont)(const struct linuxkpi_firmware *, void *));
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int linuxkpi_request_firmware(const struct linuxkpi_firmware **,
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const char *, struct device *);
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int linuxkpi_firmware_request_nowarn(const struct linuxkpi_firmware **,
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const char *, struct device *);
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void linuxkpi_release_firmware(const struct linuxkpi_firmware *);
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int linuxkpi_request_partial_firmware_into_buf(const struct linuxkpi_firmware **,
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const char *, struct device *, uint8_t *, size_t, size_t);
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static __inline int
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request_firmware_nowait(struct module *mod, bool _t,
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const char *fw_name, struct device *dev, gfp_t gfp, void *drv,
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void(*cont)(const struct linuxkpi_firmware *, void *))
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{
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return (linuxkpi_request_firmware_nowait(mod, _t, fw_name, dev, gfp,
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drv, cont));
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}
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static __inline int
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request_firmware(const struct linuxkpi_firmware **fw,
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const char *fw_name, struct device *dev)
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{
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return (linuxkpi_request_firmware(fw, fw_name, dev));
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}
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static __inline int
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request_firmware_direct(const struct linuxkpi_firmware **fw,
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const char *fw_name, struct device *dev)
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{
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return (linuxkpi_request_firmware(fw, fw_name, dev));
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}
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static __inline int
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firmware_request_nowarn(const struct linuxkpi_firmware **fw,
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const char *fw_name, struct device *dev)
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{
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return (linuxkpi_firmware_request_nowarn(fw, fw_name, dev));
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}
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static __inline void
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release_firmware(const struct linuxkpi_firmware *fw)
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{
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linuxkpi_release_firmware(fw);
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}
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static inline int
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request_partial_firmware_into_buf(const struct linuxkpi_firmware **fw,
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const char *fw_name, struct device *dev, void *buf, size_t buflen,
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size_t offset)
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{
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return (linuxkpi_request_partial_firmware_into_buf(fw, fw_name,
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dev, buf, buflen, offset));
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}
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#define firmware linuxkpi_firmware
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#endif /* _LINUXKPI_LINUX_FIRMWARE_H */
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