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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rcar-fcp.h (1127B)


      1/* SPDX-License-Identifier: GPL-2.0+ */
      2/*
      3 * rcar-fcp.h  --  R-Car Frame Compression Processor Driver
      4 *
      5 * Copyright (C) 2016 Renesas Electronics Corporation
      6 *
      7 * Contact: Laurent Pinchart (laurent.pinchart@ideasonboard.com)
      8 */
      9#ifndef __MEDIA_RCAR_FCP_H__
     10#define __MEDIA_RCAR_FCP_H__
     11
     12struct device_node;
     13struct rcar_fcp_device;
     14
     15#if IS_ENABLED(CONFIG_VIDEO_RENESAS_FCP)
     16struct rcar_fcp_device *rcar_fcp_get(const struct device_node *np);
     17void rcar_fcp_put(struct rcar_fcp_device *fcp);
     18struct device *rcar_fcp_get_device(struct rcar_fcp_device *fcp);
     19int rcar_fcp_enable(struct rcar_fcp_device *fcp);
     20void rcar_fcp_disable(struct rcar_fcp_device *fcp);
     21#else
     22static inline struct rcar_fcp_device *rcar_fcp_get(const struct device_node *np)
     23{
     24	return ERR_PTR(-ENOENT);
     25}
     26static inline void rcar_fcp_put(struct rcar_fcp_device *fcp) { }
     27static inline struct device *rcar_fcp_get_device(struct rcar_fcp_device *fcp)
     28{
     29	return NULL;
     30}
     31static inline int rcar_fcp_enable(struct rcar_fcp_device *fcp)
     32{
     33	return 0;
     34}
     35static inline void rcar_fcp_disable(struct rcar_fcp_device *fcp) { }
     36#endif
     37
     38#endif /* __MEDIA_RCAR_FCP_H__ */