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// SPDX-License-Identifier: GPL-2.0
/*
* Cedrus VPU driver
*
* Copyright (C) 2016 Florent Revest <florent.revest@free-electrons.com>
* Copyright (C) 2018 Paul Kocialkowski <paul.kocialkowski@bootlin.com>
* Copyright (C) 2018 Bootlin
*
* Based on the vim2m driver, that is:
*
* Copyright (c) 2009-2010 Samsung Electronics Co., Ltd.
* Pawel Osciak, <pawel@osciak.com>
* Marek Szyprowski, <m.szyprowski@samsung.com>
*/
#include <media/v4l2-device.h>
#include <media/v4l2-ioctl.h>
#include <media/v4l2-event.h>
#include <media/v4l2-mem2mem.h>
#include "cedrus.h"
#include "cedrus_dec.h"
#include "cedrus_hw.h"
void cedrus_device_run(void *priv)
{
struct cedrus_ctx *ctx = priv;
struct cedrus_dev *dev = ctx->dev;
struct cedrus_run run = {};
struct media_request *src_req;
run.src = v4l2_m2m_next_src_buf(ctx->fh.m2m_ctx);
run.dst = v4l2_m2m_next_dst_buf(ctx->fh.m2m_ctx);
/* Apply request(s) controls if needed. */
src_req = run.src->vb2_buf.req_obj.req;
if (src_req)
v4l2_ctrl_request_setup(src_req, &ctx->hdl);
switch (ctx->src_fmt.pixelformat) {
case V4L2_PIX_FMT_MPEG2_SLICE:
run.mpeg2.sequence = cedrus_find_control_data(ctx,
V4L2_CID_MPEG_VIDEO_MPEG2_SEQUENCE);
run.mpeg2.picture = cedrus_find_control_data(ctx,
V4L2_CID_MPEG_VIDEO_MPEG2_PICTURE);
run.mpeg2.quantisation = cedrus_find_control_data(ctx,
V4L2_CID_MPEG_VIDEO_MPEG2_QUANTISATION);
break;
case V4L2_PIX_FMT_H264_SLICE:
run.h264.decode_params = cedrus_find_control_data(ctx,
V4L2_CID_STATELESS_H264_DECODE_PARAMS);
run.h264.pps = cedrus_find_control_data(ctx,
V4L2_CID_STATELESS_H264_PPS);
run.h264.scaling_matrix = cedrus_find_control_data(ctx,
V4L2_CID_STATELESS_H264_SCALING_MATRIX);
run.h264.slice_params = cedrus_find_control_data(ctx,
V4L2_CID_STATELESS_H264_SLICE_PARAMS);
run.h264.sps = cedrus_find_control_data(ctx,
V4L2_CID_STATELESS_H264_SPS);
run.h264.pred_weights = cedrus_find_control_data(ctx,
V4L2_CID_STATELESS_H264_PRED_WEIGHTS);
break;
case V4L2_PIX_FMT_HEVC_SLICE:
run.h265.sps = cedrus_find_control_data(ctx,
V4L2_CID_MPEG_VIDEO_HEVC_SPS);
run.h265.pps = cedrus_find_control_data(ctx,
V4L2_CID_MPEG_VIDEO_HEVC_PPS);
run.h265.slice_params = cedrus_find_control_data(ctx,
V4L2_CID_MPEG_VIDEO_HEVC_SLICE_PARAMS);
break;
case V4L2_PIX_FMT_VP8_FRAME:
run.vp8.frame_params = cedrus_find_control_data(ctx,
V4L2_CID_STATELESS_VP8_FRAME);
break;
default:
break;
}
v4l2_m2m_buf_copy_metadata(run.src, run.dst, true);
cedrus_dst_format_set(dev, &ctx->dst_fmt);
dev->dec_ops[ctx->current_codec]->setup(ctx, &run);
/* Complete request(s) controls if needed. */
if (src_req)
v4l2_ctrl_request_complete(src_req, &ctx->hdl);
dev->dec_ops[ctx->current_codec]->trigger(ctx);
}
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