LXR linux/include/media/rcar-fcp.h

   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__ */
  39