1 /* 2 * rcar-fcp.h -- R-Car Frame Compression Processor Driver 3 * 4 * Copyright (C) 2016 Renesas Electronics Corporation 5 * 6 * Contact: Laurent Pinchart (laurent.pinchart@ideasonboard.com) 7 * 8 * This program is free software; you can redistribute it and/or modify 9 * it under the terms of the GNU General Public License as published by 10 * the Free Software Foundation; either version 2 of the License, or 11 * (at your option) any later version. 12 */ 13 #ifndef __MEDIA_RCAR_FCP_H__ 14 #define __MEDIA_RCAR_FCP_H__ 15 16 struct device_node; 17 struct rcar_fcp_device; 18 19 #if IS_ENABLED(CONFIG_VIDEO_RENESAS_FCP) 20 struct rcar_fcp_device *rcar_fcp_get(const struct device_node *np); 21 void rcar_fcp_put(struct rcar_fcp_device *fcp); 22 struct device *rcar_fcp_get_device(struct rcar_fcp_device *fcp); 23 int rcar_fcp_enable(struct rcar_fcp_device *fcp); 24 void rcar_fcp_disable(struct rcar_fcp_device *fcp); 25 #else 26 static inline struct rcar_fcp_device *rcar_fcp_get(const struct device_node *np) 27 { 28 return ERR_PTR(-ENOENT); 29 } 30 static inline void rcar_fcp_put(struct rcar_fcp_device *fcp) { } 31 static inline struct device *rcar_fcp_get_device(struct rcar_fcp_device *fcp) 32 { 33 return NULL; 34 } 35 static inline int rcar_fcp_enable(struct rcar_fcp_device *fcp) 36 { 37 return 0; 38 } 39 static inline void rcar_fcp_disable(struct rcar_fcp_device *fcp) { } 40 #endif 41 42 #endif /* __MEDIA_RCAR_FCP_H__ */ 43