cachepc-linux

Fork of AMDESE/linux with modifications for CachePC side-channel attack
git clone https://git.sinitax.com/sinitax/cachepc-linux
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fallback.h (1237B)

      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 only_kill_custom);
     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 only_kill_custom) { }
     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 */