From 2c3c1048746a4622d8c89a29670120dc8fab93c4 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sun, 7 Apr 2024 20:49:45 +0200 Subject: Adding upstream version 6.1.76. Signed-off-by: Daniel Baumann --- include/media/vsp1.h | 120 +++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 120 insertions(+) create mode 100644 include/media/vsp1.h (limited to 'include/media/vsp1.h') diff --git a/include/media/vsp1.h b/include/media/vsp1.h new file mode 100644 index 000000000..48f4a5023 --- /dev/null +++ b/include/media/vsp1.h @@ -0,0 +1,120 @@ +/* SPDX-License-Identifier: GPL-2.0+ */ +/* + * vsp1.h -- R-Car VSP1 API + * + * Copyright (C) 2015 Renesas Electronics Corporation + * + * Contact: Laurent Pinchart (laurent.pinchart@ideasonboard.com) + */ +#ifndef __MEDIA_VSP1_H__ +#define __MEDIA_VSP1_H__ + +#include +#include +#include + +struct device; + +int vsp1_du_init(struct device *dev); + +#define VSP1_DU_STATUS_COMPLETE BIT(0) +#define VSP1_DU_STATUS_WRITEBACK BIT(1) + +/** + * struct vsp1_du_lif_config - VSP LIF configuration + * @width: output frame width + * @height: output frame height + * @interlaced: true for interlaced pipelines + * @callback: frame completion callback function (optional). When a callback + * is provided, the VSP driver guarantees that it will be called once + * and only once for each vsp1_du_atomic_flush() call. + * @callback_data: data to be passed to the frame completion callback + */ +struct vsp1_du_lif_config { + unsigned int width; + unsigned int height; + bool interlaced; + + void (*callback)(void *data, unsigned int status, u32 crc); + void *callback_data; +}; + +int vsp1_du_setup_lif(struct device *dev, unsigned int pipe_index, + const struct vsp1_du_lif_config *cfg); + +/** + * struct vsp1_du_atomic_config - VSP atomic configuration parameters + * @pixelformat: plane pixel format (V4L2 4CC) + * @pitch: line pitch in bytes for the first plane + * @mem: DMA memory address for each plane of the frame buffer + * @src: source rectangle in the frame buffer (integer coordinates) + * @dst: destination rectangle on the display (integer coordinates) + * @alpha: alpha value (0: fully transparent, 255: fully opaque) + * @zpos: Z position of the plane (from 0 to number of planes minus 1) + * @premult: true for premultiplied alpha + */ +struct vsp1_du_atomic_config { + u32 pixelformat; + unsigned int pitch; + dma_addr_t mem[3]; + struct v4l2_rect src; + struct v4l2_rect dst; + unsigned int alpha; + unsigned int zpos; + bool premult; +}; + +/** + * enum vsp1_du_crc_source - Source used for CRC calculation + * @VSP1_DU_CRC_NONE: CRC calculation disabled + * @VSP1_DU_CRC_PLANE: Perform CRC calculation on an input plane + * @VSP1_DU_CRC_OUTPUT: Perform CRC calculation on the composed output + */ +enum vsp1_du_crc_source { + VSP1_DU_CRC_NONE, + VSP1_DU_CRC_PLANE, + VSP1_DU_CRC_OUTPUT, +}; + +/** + * struct vsp1_du_crc_config - VSP CRC computation configuration parameters + * @source: source for CRC calculation + * @index: index of the CRC source plane (when source is set to plane) + */ +struct vsp1_du_crc_config { + enum vsp1_du_crc_source source; + unsigned int index; +}; + +/** + * struct vsp1_du_writeback_config - VSP writeback configuration parameters + * @pixelformat: plane pixel format (V4L2 4CC) + * @pitch: line pitch in bytes for the first plane + * @mem: DMA memory address for each plane of the frame buffer + */ +struct vsp1_du_writeback_config { + u32 pixelformat; + unsigned int pitch; + dma_addr_t mem[3]; +}; + +/** + * struct vsp1_du_atomic_pipe_config - VSP atomic pipe configuration parameters + * @crc: CRC computation configuration + * @writeback: writeback configuration + */ +struct vsp1_du_atomic_pipe_config { + struct vsp1_du_crc_config crc; + struct vsp1_du_writeback_config writeback; +}; + +void vsp1_du_atomic_begin(struct device *dev, unsigned int pipe_index); +int vsp1_du_atomic_update(struct device *dev, unsigned int pipe_index, + unsigned int rpf, + const struct vsp1_du_atomic_config *cfg); +void vsp1_du_atomic_flush(struct device *dev, unsigned int pipe_index, + const struct vsp1_du_atomic_pipe_config *cfg); +int vsp1_du_map_sg(struct device *dev, struct sg_table *sgt); +void vsp1_du_unmap_sg(struct device *dev, struct sg_table *sgt); + +#endif /* __MEDIA_VSP1_H__ */ -- cgit v1.2.3