1 /* SPDX-License-Identifier: GPL-2.0-only */ 2 /* 3 * vivid-osd.h - output overlay support functions. 4 * 5 * Copyright 2014 Cisco Systems, Inc. and/or its affiliates. All rights reserved. 6 */ 7 8 #ifndef _VIVID_OSD_H_ 9 #define _VIVID_OSD_H_ 10 11 #ifdef CONFIG_VIDEO_VIVID_OSD 12 int vivid_fb_init(struct vivid_dev *dev); 13 void vivid_fb_deinit(struct vivid_dev *dev); 14 void vivid_fb_clear(struct vivid_dev *dev); 15 unsigned int vivid_fb_green_bits(struct vivid_dev *dev); 16 #else 17 static inline int vivid_fb_init(struct vivid_dev *dev) 18 { 19 return -ENODEV; 20 } 21 22 static inline void vivid_fb_deinit(struct vivid_dev *dev) {} 23 static inline void vivid_fb_clear(struct vivid_dev *dev) {} 24 static inline unsigned int vivid_fb_green_bits(struct vivid_dev *dev) 25 { 26 return 5; 27 } 28 #endif 29 30 #endif 31