| rjw | 1f88458 | 2022-01-06 17:20:42 +0800 | [diff] [blame^] | 1 | /* |
| 2 | * vsp1.h -- R-Car VSP1 API |
| 3 | * |
| 4 | * Copyright (C) 2015 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_VSP1_H__ |
| 14 | #define __MEDIA_VSP1_H__ |
| 15 | |
| 16 | #include <linux/scatterlist.h> |
| 17 | #include <linux/types.h> |
| 18 | #include <linux/videodev2.h> |
| 19 | |
| 20 | struct device; |
| 21 | |
| 22 | int vsp1_du_init(struct device *dev); |
| 23 | |
| 24 | /** |
| 25 | * struct vsp1_du_lif_config - VSP LIF configuration |
| 26 | * @width: output frame width |
| 27 | * @height: output frame height |
| 28 | * @callback: frame completion callback function (optional). When a callback |
| 29 | * is provided, the VSP driver guarantees that it will be called once |
| 30 | * and only once for each vsp1_du_atomic_flush() call. |
| 31 | * @callback_data: data to be passed to the frame completion callback |
| 32 | */ |
| 33 | struct vsp1_du_lif_config { |
| 34 | unsigned int width; |
| 35 | unsigned int height; |
| 36 | |
| 37 | void (*callback)(void *, bool); |
| 38 | void *callback_data; |
| 39 | }; |
| 40 | |
| 41 | int vsp1_du_setup_lif(struct device *dev, unsigned int pipe_index, |
| 42 | const struct vsp1_du_lif_config *cfg); |
| 43 | |
| 44 | struct vsp1_du_atomic_config { |
| 45 | u32 pixelformat; |
| 46 | unsigned int pitch; |
| 47 | dma_addr_t mem[3]; |
| 48 | struct v4l2_rect src; |
| 49 | struct v4l2_rect dst; |
| 50 | unsigned int alpha; |
| 51 | unsigned int zpos; |
| 52 | }; |
| 53 | |
| 54 | void vsp1_du_atomic_begin(struct device *dev, unsigned int pipe_index); |
| 55 | int vsp1_du_atomic_update(struct device *dev, unsigned int pipe_index, |
| 56 | unsigned int rpf, |
| 57 | const struct vsp1_du_atomic_config *cfg); |
| 58 | void vsp1_du_atomic_flush(struct device *dev, unsigned int pipe_index); |
| 59 | int vsp1_du_map_sg(struct device *dev, struct sg_table *sgt); |
| 60 | void vsp1_du_unmap_sg(struct device *dev, struct sg_table *sgt); |
| 61 | |
| 62 | #endif /* __MEDIA_VSP1_H__ */ |