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torvalds
GitHub Repository: torvalds/linux
 Path: blob/master/drivers/base/firmware_loader/fallback.h
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/* SPDX-License-Identifier: GPL-2.0 */

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#ifndef __FIRMWARE_FALLBACK_H

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#define __FIRMWARE_FALLBACK_H

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#include <linux/firmware.h>

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#include <linux/device.h>

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#include "firmware.h"

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#include "sysfs.h"

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#ifdef CONFIG_FW_LOADER_USER_HELPER

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int firmware_fallback_sysfs(struct firmware *fw, const char *name,

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			    struct device *device,

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			    u32 opt_flags,

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			    int ret);

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void kill_pending_fw_fallback_reqs(bool kill_all);

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void fw_fallback_set_cache_timeout(void);

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void fw_fallback_set_default_timeout(void);

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#else /* CONFIG_FW_LOADER_USER_HELPER */

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static inline int firmware_fallback_sysfs(struct firmware *fw, const char *name,

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					  struct device *device,

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					  u32 opt_flags,

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					  int ret)

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{

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	/* Keep carrying over the same error */

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	return ret;

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}

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static inline void kill_pending_fw_fallback_reqs(bool kill_all) { }

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static inline void fw_fallback_set_cache_timeout(void) { }

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static inline void fw_fallback_set_default_timeout(void) { }

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#endif /* CONFIG_FW_LOADER_USER_HELPER */

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#ifdef CONFIG_EFI_EMBEDDED_FIRMWARE

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int firmware_fallback_platform(struct fw_priv *fw_priv);

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#else

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static inline int firmware_fallback_platform(struct fw_priv *fw_priv)

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{

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	return -ENOENT;

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}

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#endif

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#endif /* __FIRMWARE_FALLBACK_H */

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