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media: vicodec: add struct for encoder/decoder instance
Add struct 'vicodec_dev_instance' for the fields in vicodec_dev that have have both decoder and encoder versions. Signed-off-by: Dafna Hirschfeld <dafna3@gmail.com> Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl> Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
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@ -89,21 +89,21 @@ enum {
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V4L2_M2M_DST = 1,
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};
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struct vicodec_dev_instance {
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struct video_device vfd;
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struct mutex mutex;
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spinlock_t lock;
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struct v4l2_m2m_dev *m2m_dev;
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};
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struct vicodec_dev {
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struct v4l2_device v4l2_dev;
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struct video_device enc_vfd;
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struct video_device dec_vfd;
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struct vicodec_dev_instance stateful_enc;
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struct vicodec_dev_instance stateful_dec;
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#ifdef CONFIG_MEDIA_CONTROLLER
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struct media_device mdev;
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#endif
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struct mutex enc_mutex;
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struct mutex dec_mutex;
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spinlock_t enc_lock;
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spinlock_t dec_lock;
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struct v4l2_m2m_dev *enc_dev;
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struct v4l2_m2m_dev *dec_dev;
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};
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struct vicodec_ctx {
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@ -367,9 +367,9 @@ static void device_run(void *priv)
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spin_unlock(ctx->lock);
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if (ctx->is_enc)
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v4l2_m2m_job_finish(dev->enc_dev, ctx->fh.m2m_ctx);
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v4l2_m2m_job_finish(dev->stateful_enc.m2m_dev, ctx->fh.m2m_ctx);
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else
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v4l2_m2m_job_finish(dev->dec_dev, ctx->fh.m2m_ctx);
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v4l2_m2m_job_finish(dev->stateful_dec.m2m_dev, ctx->fh.m2m_ctx);
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}
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static void job_remove_src_buf(struct vicodec_ctx *ctx, u32 state)
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@ -1504,9 +1504,8 @@ static int queue_init(void *priv, struct vb2_queue *src_vq,
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src_vq->ops = &vicodec_qops;
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src_vq->mem_ops = &vb2_vmalloc_memops;
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src_vq->timestamp_flags = V4L2_BUF_FLAG_TIMESTAMP_COPY;
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src_vq->lock = ctx->is_enc ? &ctx->dev->enc_mutex :
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&ctx->dev->dec_mutex;
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src_vq->lock = ctx->is_enc ? &ctx->dev->stateful_enc.mutex :
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&ctx->dev->stateful_dec.mutex;
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ret = vb2_queue_init(src_vq);
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if (ret)
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return ret;
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@ -1594,7 +1593,7 @@ static int vicodec_open(struct file *file)
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goto open_unlock;
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}
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if (vfd == &dev->enc_vfd)
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if (vfd == &dev->stateful_enc.vfd)
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ctx->is_enc = true;
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v4l2_fh_init(&ctx->fh, video_devdata(file));
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@ -1642,13 +1641,13 @@ static int vicodec_open(struct file *file)
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ctx->state.colorspace = V4L2_COLORSPACE_REC709;
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if (ctx->is_enc) {
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ctx->fh.m2m_ctx = v4l2_m2m_ctx_init(dev->enc_dev, ctx,
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&queue_init);
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ctx->lock = &dev->enc_lock;
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ctx->fh.m2m_ctx = v4l2_m2m_ctx_init(dev->stateful_enc.m2m_dev,
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ctx, &queue_init);
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ctx->lock = &dev->stateful_enc.lock;
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} else {
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ctx->fh.m2m_ctx = v4l2_m2m_ctx_init(dev->dec_dev, ctx,
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&queue_init);
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ctx->lock = &dev->dec_lock;
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ctx->fh.m2m_ctx = v4l2_m2m_ctx_init(dev->stateful_dec.m2m_dev,
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ctx, &queue_init);
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ctx->lock = &dev->stateful_dec.lock;
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}
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if (IS_ERR(ctx->fh.m2m_ctx)) {
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@ -1707,19 +1706,57 @@ static const struct v4l2_m2m_ops m2m_ops = {
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.job_ready = job_ready,
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};
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static int register_instance(struct vicodec_dev *dev,
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struct vicodec_dev_instance *dev_instance,
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const char *name, bool is_enc)
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{
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struct video_device *vfd;
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int ret;
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spin_lock_init(&dev_instance->lock);
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mutex_init(&dev_instance->mutex);
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dev_instance->m2m_dev = v4l2_m2m_init(&m2m_ops);
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if (IS_ERR(dev_instance->m2m_dev)) {
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v4l2_err(&dev->v4l2_dev, "Failed to init vicodec enc device\n");
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return PTR_ERR(dev_instance->m2m_dev);
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}
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dev_instance->vfd = vicodec_videodev;
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vfd = &dev_instance->vfd;
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vfd->lock = &dev_instance->mutex;
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vfd->v4l2_dev = &dev->v4l2_dev;
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strscpy(vfd->name, name, sizeof(vfd->name));
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vfd->device_caps = V4L2_CAP_STREAMING |
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(multiplanar ? V4L2_CAP_VIDEO_M2M_MPLANE : V4L2_CAP_VIDEO_M2M);
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if (is_enc) {
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v4l2_disable_ioctl(vfd, VIDIOC_DECODER_CMD);
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v4l2_disable_ioctl(vfd, VIDIOC_TRY_DECODER_CMD);
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} else {
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v4l2_disable_ioctl(vfd, VIDIOC_ENCODER_CMD);
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v4l2_disable_ioctl(vfd, VIDIOC_TRY_ENCODER_CMD);
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}
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video_set_drvdata(vfd, dev);
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ret = video_register_device(vfd, VFL_TYPE_GRABBER, 0);
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if (ret) {
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v4l2_err(&dev->v4l2_dev, "Failed to register video device '%s'\n", name);
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v4l2_m2m_release(dev_instance->m2m_dev);
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return ret;
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}
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v4l2_info(&dev->v4l2_dev, "Device '%s' registered as /dev/video%d\n",
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name, vfd->num);
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return 0;
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}
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static int vicodec_probe(struct platform_device *pdev)
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{
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struct vicodec_dev *dev;
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struct video_device *vfd;
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int ret;
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dev = devm_kzalloc(&pdev->dev, sizeof(*dev), GFP_KERNEL);
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if (!dev)
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return -ENOMEM;
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spin_lock_init(&dev->enc_lock);
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spin_lock_init(&dev->dec_lock);
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ret = v4l2_device_register(&pdev->dev, &dev->v4l2_dev);
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if (ret)
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return ret;
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@ -1733,100 +1770,53 @@ static int vicodec_probe(struct platform_device *pdev)
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dev->v4l2_dev.mdev = &dev->mdev;
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#endif
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mutex_init(&dev->enc_mutex);
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mutex_init(&dev->dec_mutex);
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platform_set_drvdata(pdev, dev);
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dev->enc_dev = v4l2_m2m_init(&m2m_ops);
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if (IS_ERR(dev->enc_dev)) {
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v4l2_err(&dev->v4l2_dev, "Failed to init vicodec device\n");
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ret = PTR_ERR(dev->enc_dev);
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if (register_instance(dev, &dev->stateful_enc,
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"stateful-encoder", true))
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goto unreg_dev;
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}
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dev->dec_dev = v4l2_m2m_init(&m2m_ops);
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if (IS_ERR(dev->dec_dev)) {
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v4l2_err(&dev->v4l2_dev, "Failed to init vicodec device\n");
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ret = PTR_ERR(dev->dec_dev);
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goto err_enc_m2m;
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}
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dev->enc_vfd = vicodec_videodev;
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vfd = &dev->enc_vfd;
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vfd->lock = &dev->enc_mutex;
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vfd->v4l2_dev = &dev->v4l2_dev;
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strscpy(vfd->name, "vicodec-enc", sizeof(vfd->name));
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vfd->device_caps = V4L2_CAP_STREAMING |
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(multiplanar ? V4L2_CAP_VIDEO_M2M_MPLANE : V4L2_CAP_VIDEO_M2M);
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v4l2_disable_ioctl(vfd, VIDIOC_DECODER_CMD);
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v4l2_disable_ioctl(vfd, VIDIOC_TRY_DECODER_CMD);
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video_set_drvdata(vfd, dev);
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ret = video_register_device(vfd, VFL_TYPE_GRABBER, 0);
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if (ret) {
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v4l2_err(&dev->v4l2_dev, "Failed to register video device\n");
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goto err_dec_m2m;
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}
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v4l2_info(&dev->v4l2_dev,
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"Device registered as /dev/video%d\n", vfd->num);
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dev->dec_vfd = vicodec_videodev;
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vfd = &dev->dec_vfd;
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vfd->lock = &dev->dec_mutex;
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vfd->v4l2_dev = &dev->v4l2_dev;
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vfd->device_caps = V4L2_CAP_STREAMING |
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(multiplanar ? V4L2_CAP_VIDEO_M2M_MPLANE : V4L2_CAP_VIDEO_M2M);
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strscpy(vfd->name, "vicodec-dec", sizeof(vfd->name));
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v4l2_disable_ioctl(vfd, VIDIOC_ENCODER_CMD);
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v4l2_disable_ioctl(vfd, VIDIOC_TRY_ENCODER_CMD);
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video_set_drvdata(vfd, dev);
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ret = video_register_device(vfd, VFL_TYPE_GRABBER, 0);
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if (ret) {
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v4l2_err(&dev->v4l2_dev, "Failed to register video device\n");
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goto unreg_enc;
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}
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v4l2_info(&dev->v4l2_dev,
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"Device registered as /dev/video%d\n", vfd->num);
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if (register_instance(dev, &dev->stateful_dec,
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"stateful-decoder", false))
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goto unreg_sf_enc;
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#ifdef CONFIG_MEDIA_CONTROLLER
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ret = v4l2_m2m_register_media_controller(dev->enc_dev,
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&dev->enc_vfd, MEDIA_ENT_F_PROC_VIDEO_ENCODER);
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ret = v4l2_m2m_register_media_controller(dev->stateful_enc.m2m_dev,
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&dev->stateful_enc.vfd,
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MEDIA_ENT_F_PROC_VIDEO_ENCODER);
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if (ret) {
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v4l2_err(&dev->v4l2_dev, "Failed to init mem2mem media controller\n");
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v4l2_err(&dev->v4l2_dev, "Failed to init mem2mem media controller for enc\n");
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goto unreg_m2m;
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}
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ret = v4l2_m2m_register_media_controller(dev->dec_dev,
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&dev->dec_vfd, MEDIA_ENT_F_PROC_VIDEO_DECODER);
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ret = v4l2_m2m_register_media_controller(dev->stateful_dec.m2m_dev,
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&dev->stateful_dec.vfd,
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MEDIA_ENT_F_PROC_VIDEO_DECODER);
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if (ret) {
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v4l2_err(&dev->v4l2_dev, "Failed to init mem2mem media controller\n");
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goto unreg_m2m_enc_mc;
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v4l2_err(&dev->v4l2_dev, "Failed to init mem2mem media controller for dec\n");
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goto unreg_m2m_sf_enc_mc;
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}
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ret = media_device_register(&dev->mdev);
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if (ret) {
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v4l2_err(&dev->v4l2_dev, "Failed to register mem2mem media device\n");
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goto unreg_m2m_dec_mc;
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goto unreg_m2m_sf_dec_mc;
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}
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#endif
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return 0;
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#ifdef CONFIG_MEDIA_CONTROLLER
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unreg_m2m_dec_mc:
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v4l2_m2m_unregister_media_controller(dev->dec_dev);
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unreg_m2m_enc_mc:
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v4l2_m2m_unregister_media_controller(dev->enc_dev);
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unreg_m2m_sf_dec_mc:
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v4l2_m2m_unregister_media_controller(dev->stateful_dec.m2m_dev);
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unreg_m2m_sf_enc_mc:
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v4l2_m2m_unregister_media_controller(dev->stateful_enc.m2m_dev);
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unreg_m2m:
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video_unregister_device(&dev->dec_vfd);
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video_unregister_device(&dev->stateful_dec.vfd);
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v4l2_m2m_release(dev->stateful_dec.m2m_dev);
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#endif
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unreg_enc:
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video_unregister_device(&dev->enc_vfd);
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err_dec_m2m:
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v4l2_m2m_release(dev->dec_dev);
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err_enc_m2m:
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v4l2_m2m_release(dev->enc_dev);
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unreg_sf_enc:
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video_unregister_device(&dev->stateful_enc.vfd);
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v4l2_m2m_release(dev->stateful_enc.m2m_dev);
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unreg_dev:
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v4l2_device_unregister(&dev->v4l2_dev);
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@ -1841,15 +1831,15 @@ static int vicodec_remove(struct platform_device *pdev)
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#ifdef CONFIG_MEDIA_CONTROLLER
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media_device_unregister(&dev->mdev);
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v4l2_m2m_unregister_media_controller(dev->enc_dev);
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v4l2_m2m_unregister_media_controller(dev->dec_dev);
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v4l2_m2m_unregister_media_controller(dev->stateful_enc.m2m_dev);
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v4l2_m2m_unregister_media_controller(dev->stateful_dec.m2m_dev);
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media_device_cleanup(&dev->mdev);
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#endif
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v4l2_m2m_release(dev->enc_dev);
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v4l2_m2m_release(dev->dec_dev);
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video_unregister_device(&dev->enc_vfd);
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video_unregister_device(&dev->dec_vfd);
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v4l2_m2m_release(dev->stateful_enc.m2m_dev);
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v4l2_m2m_release(dev->stateful_dec.m2m_dev);
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video_unregister_device(&dev->stateful_enc.vfd);
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video_unregister_device(&dev->stateful_dec.vfd);
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v4l2_device_unregister(&dev->v4l2_dev);
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return 0;
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