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authorHans Verkuil <hverkuil-cisco@xs4all.nl>2021-02-02 15:49:23 +0100
committerMauro Carvalho Chehab <mchehab+huawei@kernel.org>2021-03-22 10:14:23 +0100
commit1a28dce222a6ece725689ad58c0cf4a1b48894f4 (patch)
tree6efee494932d8327bccf7ca0c9b0f947fc860bb1 /drivers/media/test-drivers/vim2m.c
parentmedia: uapi: vp8: Fix kernel-doc warnings (diff)
downloadlinux-dev-1a28dce222a6ece725689ad58c0cf4a1b48894f4.tar.xz
linux-dev-1a28dce222a6ece725689ad58c0cf4a1b48894f4.zip
media: vim2m: initialize the media device earlier
Before the video device node is registered, the v4l2_dev.mdev pointer must be set in order to correctly associate the video device with the media device. Move the initialization of the media device up. Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl> Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
Diffstat (limited to 'drivers/media/test-drivers/vim2m.c')
-rw-r--r--drivers/media/test-drivers/vim2m.c14
1 files changed, 8 insertions, 6 deletions
diff --git a/drivers/media/test-drivers/vim2m.c b/drivers/media/test-drivers/vim2m.c
index 331a9053a0ed..a24624353f9e 100644
--- a/drivers/media/test-drivers/vim2m.c
+++ b/drivers/media/test-drivers/vim2m.c
@@ -1339,12 +1339,6 @@ static int vim2m_probe(struct platform_device *pdev)
goto error_dev;
}
- ret = video_register_device(vfd, VFL_TYPE_VIDEO, 0);
- if (ret) {
- v4l2_err(&dev->v4l2_dev, "Failed to register video device\n");
- goto error_m2m;
- }
-
#ifdef CONFIG_MEDIA_CONTROLLER
dev->mdev.dev = &pdev->dev;
strscpy(dev->mdev.model, "vim2m", sizeof(dev->mdev.model));
@@ -1353,7 +1347,15 @@ static int vim2m_probe(struct platform_device *pdev)
media_device_init(&dev->mdev);
dev->mdev.ops = &m2m_media_ops;
dev->v4l2_dev.mdev = &dev->mdev;
+#endif
+ ret = video_register_device(vfd, VFL_TYPE_VIDEO, 0);
+ if (ret) {
+ v4l2_err(&dev->v4l2_dev, "Failed to register video device\n");
+ goto error_m2m;
+ }
+
+#ifdef CONFIG_MEDIA_CONTROLLER
ret = v4l2_m2m_register_media_controller(dev->m2m_dev, vfd,
MEDIA_ENT_F_PROC_VIDEO_SCALER);
if (ret) {