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 12 struct device_node; 13 struct rcar_fcp_device; 14 15 #if IS_ENABLED(CONFIG_VIDEO_RENESAS_FCP) 16 struct rcar_fcp_device *rcar_fcp_get(const struct device_node *np); 17 void rcar_fcp_put(struct rcar_fcp_device *fcp); 18 struct device *rcar_fcp_get_device(struct rcar_fcp_device *fcp); 19 int rcar_fcp_enable(struct rcar_fcp_device *fcp); 20 void rcar_fcp_disable(struct rcar_fcp_device *fcp); 21 #else 22 static inline struct rcar_fcp_device *rcar_fcp_get(const struct device_node *np) 23 { 24 return ERR_PTR(-ENOENT); 25 } 26 static inline void rcar_fcp_put(struct rcar_fcp_device *fcp) { } 27 static inline struct device *rcar_fcp_get_device(struct rcar_fcp_device *fcp) 28 { 29 return NULL; 30 } 31 static inline int rcar_fcp_enable(struct rcar_fcp_device *fcp) 32 { 33 return 0; 34 } 35 static inline void rcar_fcp_disable(struct rcar_fcp_device *fcp) { } 36 #endif 37 38 #endif /* __MEDIA_RCAR_FCP_H__ */ 39