/** * 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 { unsignedint width; unsignedint height; bool interlaced;
int vsp1_du_setup_lif(struct device *dev, unsignedint pipe_index, conststruct 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 * @color_encoding: color encoding (valid for YUV formats only) * @color_range: color range (valid for YUV formats only)
*/ struct vsp1_du_atomic_config {
u32 pixelformat; unsignedint pitch;
dma_addr_t mem[3]; struct v4l2_rect src; struct v4l2_rect dst; unsignedint alpha; unsignedint zpos; bool premult; enum v4l2_ycbcr_encoding color_encoding; enum v4l2_quantization color_range;
};
/** * 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; unsignedint 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; unsignedint pitch;
dma_addr_t mem[3];
};
/** * struct vsp1_isp_buffer_desc - Describe a buffer allocated by VSPX * @size: Byte size of the buffer allocated by VSPX * @cpu_addr: CPU-mapped address of a buffer allocated by VSPX * @dma_addr: bus address of a buffer allocated by VSPX
*/ struct vsp1_isp_buffer_desc {
size_t size; void *cpu_addr;
dma_addr_t dma_addr;
};
/** * struct vsp1_isp_job_desc - Describe a VSPX buffer transfer request * @config: ConfigDMA buffer descriptor * @config.pairs: number of reg-value pairs in the ConfigDMA buffer * @config.mem: bus address of the ConfigDMA buffer * @img: RAW image buffer descriptor * @img.fmt: RAW image format * @img.mem: bus address of the RAW image buffer * @dl: pointer to the display list populated by the VSPX driver in the * vsp1_isp_job_prepare() function * * Describe a transfer request for the VSPX to perform on behalf of the ISP. * The job descriptor contains an optional ConfigDMA buffer and one RAW image * buffer. Set config.pairs to 0 if no ConfigDMA buffer should be transferred. * The minimum number of config.pairs that can be written using ConfigDMA is 17. * A number of pairs < 16 corrupts the output image. A number of pairs == 16 * freezes the VSPX operation. If the ISP driver has to write less than 17 pairs * it shall pad the buffer with writes directed to registers that have no effect * or avoid using ConfigDMA at all for such small write sequences. * * The ISP driver shall pass an instance this type to the vsp1_isp_job_prepare() * function that will populate the display list pointer @dl using the @config * and @img descriptors. When the job has to be run on the VSPX, the descriptor * shall be passed to vsp1_isp_job_run() which consumes the display list. * * Job descriptors not yet run shall be released with a call to * vsp1_isp_job_release() when stopping the streaming in order to properly * release the resources acquired by vsp1_isp_job_prepare().
*/ struct vsp1_isp_job_desc { struct { unsignedint pairs;
dma_addr_t mem;
} config; struct { struct v4l2_pix_format_mplane fmt;
dma_addr_t mem;
} img; struct vsp1_dl_list *dl;
};
/** * struct vsp1_vspx_frame_end - VSPX frame end callback data * @vspx_frame_end: Frame end callback. Called after a transfer job has been * completed. If the job includes both a ConfigDMA and a * RAW image, the callback is called after both have been * transferred * @frame_end_data: Frame end callback data, passed to vspx_frame_end
*/ struct vsp1_vspx_frame_end { void (*vspx_frame_end)(void *data); void *frame_end_data;
};
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