1/* SPDX-License-Identifier: GPL-2.0 */
2#ifndef __FIRMWARE_FALLBACK_H
3#define __FIRMWARE_FALLBACK_H
4
5#include <linux/firmware.h>
6#include <linux/device.h>
7
8#include "firmware.h"
9#include "sysfs.h"
10
11#ifdef CONFIG_FW_LOADER_USER_HELPER
12int firmware_fallback_sysfs(struct firmware *fw, const char *name,
13 struct device *device,
14 u32 opt_flags,
15 int ret);
16void kill_pending_fw_fallback_reqs(bool kill_all);
17
18void fw_fallback_set_cache_timeout(void);
19void fw_fallback_set_default_timeout(void);
20
21#else /* CONFIG_FW_LOADER_USER_HELPER */
22static inline int firmware_fallback_sysfs(struct firmware *fw, const char *name,
23 struct device *device,
24 u32 opt_flags,
25 int ret)
26{
27 /* Keep carrying over the same error */
28 return ret;
29}
30
31static inline void kill_pending_fw_fallback_reqs(bool kill_all) { }
32static inline void fw_fallback_set_cache_timeout(void) { }
33static inline void fw_fallback_set_default_timeout(void) { }
34#endif /* CONFIG_FW_LOADER_USER_HELPER */
35
36#ifdef CONFIG_EFI_EMBEDDED_FIRMWARE
37int firmware_fallback_platform(struct fw_priv *fw_priv);
38#else
39static inline int firmware_fallback_platform(struct fw_priv *fw_priv)
40{
41 return -ENOENT;
42}
43#endif
44
45#endif /* __FIRMWARE_FALLBACK_H */
46