diff options
Diffstat (limited to 'target/linux/brcm2708/patches-4.19/950-0684-staging-bcm2835-codec-add-media-controller-support.patch')
| -rw-r--r-- | target/linux/brcm2708/patches-4.19/950-0684-staging-bcm2835-codec-add-media-controller-support.patch | 163 |
1 files changed, 0 insertions, 163 deletions
diff --git a/target/linux/brcm2708/patches-4.19/950-0684-staging-bcm2835-codec-add-media-controller-support.patch b/target/linux/brcm2708/patches-4.19/950-0684-staging-bcm2835-codec-add-media-controller-support.patch deleted file mode 100644 index a42fa7dfe1..0000000000 --- a/target/linux/brcm2708/patches-4.19/950-0684-staging-bcm2835-codec-add-media-controller-support.patch +++ /dev/null @@ -1,163 +0,0 @@ -From d1ceb85b7c6c7c3eec8b424e0172c29e93a570f2 Mon Sep 17 00:00:00 2001 -From: Kieran Bingham <kieran.bingham@ideasonboard.com> -Date: Wed, 20 Mar 2019 12:54:15 +0000 -Subject: [PATCH] staging: bcm2835-codec: add media controller support - -Provide a single media device to contain all of the bcm2835_codec -devices created. - -Signed-off-by: Kieran Bingham <kieran.bingham@ideasonboard.com> ---- - .../vc04_services/bcm2835-codec/Kconfig | 2 +- - .../bcm2835-codec/bcm2835-v4l2-codec.c | 41 +++++++++++++++++-- - 2 files changed, 38 insertions(+), 5 deletions(-) - ---- a/drivers/staging/vc04_services/bcm2835-codec/Kconfig -+++ b/drivers/staging/vc04_services/bcm2835-codec/Kconfig -@@ -1,6 +1,6 @@ - config VIDEO_CODEC_BCM2835 - tristate "BCM2835 Video codec support" -- depends on MEDIA_SUPPORT -+ depends on MEDIA_SUPPORT && MEDIA_CONTROLLER - depends on VIDEO_V4L2 && (ARCH_BCM2835 || COMPILE_TEST) - select BCM2835_VCHIQ_MMAL - select VIDEOBUF2_DMA_CONTIG ---- a/drivers/staging/vc04_services/bcm2835-codec/bcm2835-v4l2-codec.c -+++ b/drivers/staging/vc04_services/bcm2835-codec/bcm2835-v4l2-codec.c -@@ -458,6 +458,7 @@ struct bcm2835_codec_ctx { - - struct bcm2835_codec_driver { - struct platform_device *pdev; -+ struct media_device mdev; - - struct bcm2835_codec_dev *encode; - struct bcm2835_codec_dev *decode; -@@ -2596,6 +2597,7 @@ static int bcm2835_codec_create(struct b - struct platform_device *pdev = drv->pdev; - struct bcm2835_codec_dev *dev; - struct video_device *vfd; -+ int function; - int video_nr; - int ret; - -@@ -2615,18 +2617,21 @@ static int bcm2835_codec_create(struct b - if (ret) - goto vchiq_finalise; - -- ret = v4l2_device_register(&pdev->dev, &dev->v4l2_dev); -- if (ret) -- goto vchiq_finalise; -- - atomic_set(&dev->num_inst, 0); - mutex_init(&dev->dev_mutex); - -+ /* Initialise the video device */ - dev->vfd = bcm2835_codec_videodev; -+ - vfd = &dev->vfd; - vfd->lock = &dev->dev_mutex; - vfd->v4l2_dev = &dev->v4l2_dev; - vfd->device_caps = V4L2_CAP_VIDEO_M2M_MPLANE | V4L2_CAP_STREAMING; -+ vfd->v4l2_dev->mdev = &drv->mdev; -+ -+ ret = v4l2_device_register(&pdev->dev, &dev->v4l2_dev); -+ if (ret) -+ goto vchiq_finalise; - - switch (role) { - case DECODE: -@@ -2634,11 +2639,13 @@ static int bcm2835_codec_create(struct b - v4l2_disable_ioctl(vfd, VIDIOC_TRY_ENCODER_CMD); - v4l2_disable_ioctl(vfd, VIDIOC_S_PARM); - v4l2_disable_ioctl(vfd, VIDIOC_G_PARM); -+ function = MEDIA_ENT_F_PROC_VIDEO_DECODER; - video_nr = decode_video_nr; - break; - case ENCODE: - v4l2_disable_ioctl(vfd, VIDIOC_DECODER_CMD); - v4l2_disable_ioctl(vfd, VIDIOC_TRY_DECODER_CMD); -+ function = MEDIA_ENT_F_PROC_VIDEO_ENCODER; - video_nr = encode_video_nr; - break; - case ISP: -@@ -2648,6 +2655,7 @@ static int bcm2835_codec_create(struct b - v4l2_disable_ioctl(vfd, VIDIOC_TRY_DECODER_CMD); - v4l2_disable_ioctl(vfd, VIDIOC_S_PARM); - v4l2_disable_ioctl(vfd, VIDIOC_G_PARM); -+ function = MEDIA_ENT_F_PROC_VIDEO_SCALER; - video_nr = isp_video_nr; - break; - default: -@@ -2676,6 +2684,10 @@ static int bcm2835_codec_create(struct b - goto err_m2m; - } - -+ ret = v4l2_m2m_register_media_controller(dev->m2m_dev, vfd, function); -+ if (ret) -+ goto err_m2m; -+ - v4l2_info(&dev->v4l2_dev, "Loaded V4L2 %s\n", - roles[role]); - return 0; -@@ -2697,6 +2709,7 @@ static int bcm2835_codec_destroy(struct - - v4l2_info(&dev->v4l2_dev, "Removing " MEM2MEM_NAME ", %s\n", - roles[dev->role]); -+ v4l2_m2m_unregister_media_controller(dev->m2m_dev); - v4l2_m2m_release(dev->m2m_dev); - video_unregister_device(&dev->vfd); - v4l2_device_unregister(&dev->v4l2_dev); -@@ -2708,6 +2721,7 @@ static int bcm2835_codec_destroy(struct - static int bcm2835_codec_probe(struct platform_device *pdev) - { - struct bcm2835_codec_driver *drv; -+ struct media_device *mdev; - int ret = 0; - - drv = devm_kzalloc(&pdev->dev, sizeof(*drv), GFP_KERNEL); -@@ -2715,6 +2729,17 @@ static int bcm2835_codec_probe(struct pl - return -ENOMEM; - - drv->pdev = pdev; -+ mdev = &drv->mdev; -+ mdev->dev = &pdev->dev; -+ -+ strscpy(mdev->model, bcm2835_codec_videodev.name, sizeof(mdev->model)); -+ strscpy(mdev->serial, "0000", sizeof(mdev->serial)); -+ snprintf(mdev->bus_info, sizeof(mdev->bus_info), "platform:%s", -+ pdev->name); -+ -+ /* This should return the vgencmd version information or such .. */ -+ mdev->hw_revision = 1; -+ media_device_init(mdev); - - ret = bcm2835_codec_create(drv, &drv->decode, DECODE); - if (ret) -@@ -2728,6 +2753,10 @@ static int bcm2835_codec_probe(struct pl - if (ret) - goto out; - -+ /* Register the media device node */ -+ if (media_device_register(mdev) < 0) -+ goto out; -+ - platform_set_drvdata(pdev, drv); - - return 0; -@@ -2748,12 +2777,16 @@ static int bcm2835_codec_remove(struct p - { - struct bcm2835_codec_driver *drv = platform_get_drvdata(pdev); - -+ media_device_unregister(&drv->mdev); -+ - bcm2835_codec_destroy(drv->isp); - - bcm2835_codec_destroy(drv->encode); - - bcm2835_codec_destroy(drv->decode); - -+ media_device_cleanup(&drv->mdev); -+ - return 0; - } - |