v4l2_fh_init identifier - Linux source code next-20260811

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linux

Versions

FIXME
- FIXME
  - next-20260811

Documented in 1 files:

include/media/v4l2-fh.h, line 73

Defined in 1 files as a prototype:

include/media/v4l2-fh.h, line 84 (as a prototype)

Defined in 1 files as a function:

drivers/media/v4l2-core/v4l2-fh.c, line 21 (as a function)

Referenced in 59 files:

Smatch caller information:

drivers/media/usb/pvrusb2/pvrusb2-v4l2.c pvr2_v4l2_open() -> v4l2_fh_init()

Type	Parameter	Key	Value
PARAM_VALUE	0	fh	4096-ptr_max
PARAM_VALUE	1	vdev	4096-ptr_max
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL

drivers/media/platform/samsung/s5p-jpeg/jpeg-core.c s5p_jpeg_open() -> v4l2_fh_init()

Type	Parameter	Key	Value
PARAM_VALUE	0	fh	4096-ptr_max
DATA_SOURCE	1	vdev	r video_devdata
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
LOCK2		&jpeg->lock
TYPE_LOCK		(struct s5p_jpeg)->lock

drivers/media/platform/samsung/s5p-mfc/s5p_mfc.c s5p_mfc_open() -> v4l2_fh_init()

Type	Parameter	Key	Value
PARAM_VALUE	0	fh	4096-ptr_max
DATA_SOURCE	1	vdev	r video_devdata
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
LOCK2		&dev->mfc_mutex
TYPE_LOCK		(struct s5p_mfc_dev)->mfc_mutex

drivers/media/platform/renesas/rcar_fdp1.c fdp1_open() -> v4l2_fh_init()

Type	Parameter	Key	Value
PARAM_VALUE	0	fh	4096-ptr_max
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
LOCK2		&fdp1->dev_mutex
TYPE_LOCK		(struct fdp1_dev)->dev_mutex

drivers/media/platform/ti/vpe/vpe.c vpe_open() -> v4l2_fh_init()

Type	Parameter	Key	Value
PARAM_VALUE	0	fh	4096-ptr_max
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
LOCK2		&dev->dev_mutex
TYPE_LOCK		(struct vpe_dev)->dev_mutex

drivers/media/usb/hdpvr/hdpvr-video.c hdpvr_open() -> v4l2_fh_init()

Type	Parameter	Key	Value
PARAM_VALUE	0	fh	4096-ptr_max
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL

drivers/media/pci/saa7164/saa7164-encoder.c fops_open() -> v4l2_fh_init()

Type	Parameter	Key	Value
PARAM_VALUE	0	fh	4096-ptr_max
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL

drivers/media/platform/renesas/rcar_jpu.c jpu_open() -> v4l2_fh_init()

Type	Parameter	Key	Value
PARAM_VALUE	0	fh	4096-ptr_max
DATA_SOURCE	1	vdev	r video_devdata
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL

drivers/media/platform/mediatek/jpeg/mtk_jpeg_core.c mtk_jpeg_open() -> v4l2_fh_init()

Type	Parameter	Key	Value
PARAM_VALUE	0	fh	4096-ptr_max
DATA_SOURCE	1	vdev	r video_devdata
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
LOCK2		&jpeg->lock
TYPE_LOCK		(struct mtk_jpeg_dev)->lock

drivers/media/platform/chips-media/wave5/wave5-vpu-enc.c wave5_vpu_open_enc() -> v4l2_fh_init()

Type	Parameter	Key	Value
PARAM_VALUE	0	fh	4096-ptr_max
DATA_SOURCE	1	vdev	r video_devdata
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL

drivers/media/platform/m2m-deinterlace.c deinterlace_open() -> v4l2_fh_init()

Type	Parameter	Key	Value
PARAM_VALUE	0	fh	4096-ptr_max
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL

drivers/staging/media/atomisp/pci/atomisp_fops.c atomisp_release() -> v4l2_fh_init()

Type	Parameter	Key	Value
PARAM_VALUE	0	fh	5587294473570549760
PARAM_VALUE	1	vdev	4096-ptr_max
DATA_SOURCE	1	vdev	r video_devdata
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
HALF_LOCKED2		&vdev->v4l2_dev->mdev->req_queue_mutex

drivers/media/v4l2-core/v4l2-fh.c v4l2_fh_open() -> v4l2_fh_init()

Type	Parameter	Key	Value
PARAM_VALUE	0	fh	4096-ptr_max
BUF_SIZE	0	fh	328
DATA_SOURCE	0	fh	r _kzalloc_noprof
DATA_SOURCE	1	vdev	r video_devdata
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
HALF_LOCKED2		&cam->lock
HALF_LOCKED2		&cam->s_mutex
HALF_LOCKED2		&camif->lock
HALF_LOCKED2		&capture->lock
HALF_LOCKED2		&cru->lock
HALF_LOCKED2		&csi->lock
HALF_LOCKED2		&csi->vdev_mutex
HALF_LOCKED2		&dcmi->lock
HALF_LOCKED2		&dev->lock
HALF_LOCKED2		&dev->mutex
HALF_LOCKED2		&fimc->lock
HALF_LOCKED2		&io->lock
HALF_LOCKED2		&isc->lock
HALF_LOCKED2		&isi->lock
HALF_LOCKED2		&isp->video_lock
HALF_LOCKED2		&pcdev->mlock
HALF_LOCKED2		&priv->mutex
HALF_LOCKED2		&video->video_lock
HALF_LOCKED2		&vin->lock
HALF_LOCKED2		&vindev->lock
HALF_LOCKED2		&vou_dev->fop_lock
HALF_LOCKED2		&voutdev->lock
HALF_LOCKED2		&vpfe->lock
HALF_LOCKED2		lock

drivers/media/platform/mediatek/vcodec/encoder/mtk_vcodec_enc_drv.c fops_vcodec_open() -> v4l2_fh_init()

Type	Parameter	Key	Value
PARAM_VALUE	0	fh	4096-ptr_max
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
LOCK2		&dev->dev_mutex
TYPE_LOCK		(struct mtk_vcodec_enc_dev)->dev_mutex

drivers/media/platform/nxp/mx2_emmaprp.c emmaprp_open() -> v4l2_fh_init()

Type	Parameter	Key	Value
PARAM_VALUE	0	fh	4096-ptr_max
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL

drivers/media/platform/st/sti/bdisp/bdisp-v4l2.c bdisp_open() -> v4l2_fh_init()

Type	Parameter	Key	Value
PARAM_VALUE	0	fh	4096-ptr_max
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
LOCK2		&bdisp->lock
TYPE_LOCK		(struct bdisp_dev)->lock

drivers/media/platform/amphion/vpu_v4l2.c vpu_v4l2_open() -> v4l2_fh_init()

Type	Parameter	Key	Value
PARAM_VALUE	0	fh	4096-ptr_max
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL

drivers/media/test-drivers/vim2m.c vim2m_open() -> v4l2_fh_init()

Type	Parameter	Key	Value
PARAM_VALUE	0	fh	4096-ptr_max
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
LOCK2		&dev->dev_mutex
TYPE_LOCK		(struct vim2m_dev)->dev_mutex

drivers/media/platform/chips-media/wave5/wave5-vpu-dec.c wave5_vpu_open_dec() -> v4l2_fh_init()

Type	Parameter	Key	Value
PARAM_VALUE	0	fh	4096-ptr_max
DATA_SOURCE	1	vdev	r video_devdata
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL

drivers/media/platform/nvidia/tegra-vde/v4l2.c tegra_open() -> v4l2_fh_init()

Type	Parameter	Key	Value
PARAM_VALUE	0	fh	4096-ptr_max
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL

drivers/media/platform/mediatek/mdp/mtk_mdp_m2m.c mtk_mdp_m2m_open() -> v4l2_fh_init()

Type	Parameter	Key	Value
PARAM_VALUE	0	fh	4096-ptr_max
DATA_SOURCE	1	vdev	r video_devdata
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
LOCK2		&mdp->lock
TYPE_LOCK		(struct mtk_mdp_dev)->lock

drivers/media/platform/samsung/s5p-g2d/g2d.c g2d_open() -> v4l2_fh_init()

Type	Parameter	Key	Value
PARAM_VALUE	0	fh	4096-ptr_max
PARAM_VALUE	0	fh->m2m_ctx	4096-ptr_max
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
LOCK2		&dev->mutex
TYPE_LOCK		(struct g2d_dev)->mutex

drivers/media/platform/qcom/iris/iris_vidc.c iris_v4l2_fh_init() -> v4l2_fh_init()

Type	Parameter	Key	Value
PARAM_VALUE	0	fh	4096-ptr_max
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL

drivers/media/platform/qcom/iris/iris_vidc.c iris_v4l2_fh_init() -> v4l2_fh_init()

Type	Parameter	Key	Value
PARAM_VALUE	0	fh	4096-ptr_max
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL

drivers/media/test-drivers/visl/visl-core.c visl_open() -> v4l2_fh_init()

Type	Parameter	Key	Value
PARAM_VALUE	0	fh	4096-ptr_max
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
LOCK2		&dev->dev_mutex
TYPE_LOCK		(struct visl_dev)->dev_mutex

drivers/media/platform/verisilicon/hantro_drv.c hantro_open() -> v4l2_fh_init()

Type	Parameter	Key	Value
PARAM_VALUE	0	fh	4096-ptr_max
PARAM_VALUE	0	fh->m2m_ctx	4096-ptr_max
DATA_SOURCE	1	vdev	r video_devdata
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL

drivers/media/platform/allegro-dvt/allegro-core.c allegro_open() -> v4l2_fh_init()

Type	Parameter	Key	Value
PARAM_VALUE	0	fh	4096-ptr_max
PARAM_VALUE	1	vdev	4096-ptr_max
DATA_SOURCE	1	vdev	r video_devdata
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL

drivers/media/platform/ti/omap3isp/ispvideo.c isp_video_open() -> v4l2_fh_init()

Type	Parameter	Key	Value
PARAM_VALUE	0	fh	4096-ptr_max
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL

drivers/media/platform/imagination/e5010-jpeg-enc.c e5010_open() -> v4l2_fh_init()

Type	Parameter	Key	Value
PARAM_VALUE	0	fh	4096-ptr_max
DATA_SOURCE	1	vdev	r video_devdata
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
LOCK2		&e5010->mutex
TYPE_LOCK		(struct e5010_dev)->mutex

drivers/media/platform/renesas/vsp1/vsp1_video.c vsp1_video_open() -> v4l2_fh_init()

Type	Parameter	Key	Value
PARAM_VALUE	0	fh	4096-ptr_max
PARAM_VALUE	1	vdev	4096-ptr_max
BUF_SIZE	0	fh	328
DATA_SOURCE	0	fh	r _kzalloc_noprof
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL

drivers/media/v4l2-core/v4l2-subdev.c subdev_open() -> v4l2_fh_init()

Type	Parameter	Key	Value
PARAM_VALUE	0	fh	4096-ptr_max
PARAM_VALUE	1	vdev	4096-ptr_max
DATA_SOURCE	1	vdev	r video_devdata
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL

drivers/media/platform/nxp/imx-jpeg/mxc-jpeg.c mxc_jpeg_open() -> v4l2_fh_init()

Type	Parameter	Key	Value
PARAM_VALUE	0	fh	4096-ptr_max
DATA_SOURCE	1	vdev	r video_devdata
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
LOCK2		&mxc_jpeg->lock
TYPE_LOCK		(struct mxc_jpeg_dev)->lock

drivers/media/platform/sunxi/sun8i-rotate/sun8i_rotate.c rotate_open() -> v4l2_fh_init()

Type	Parameter	Key	Value
PARAM_VALUE	0	fh	4096-ptr_max
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
LOCK2		&dev->dev_mutex
TYPE_LOCK		(struct rotate_dev)->dev_mutex

drivers/media/platform/st/sti/hva/hva-v4l2.c hva_open() -> v4l2_fh_init()

Type	Parameter	Key	Value
PARAM_VALUE	0	fh	4096-ptr_max
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL

drivers/media/usb/uvc/uvc_v4l2.c uvc_v4l2_open() -> v4l2_fh_init()

Type	Parameter	Key	Value
PARAM_VALUE	0	fh	4096-ptr_max
PARAM_VALUE	1	vdev	4096-ptr_max
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL

drivers/media/platform/rockchip/rkvdec/rkvdec.c rkvdec_open() -> v4l2_fh_init()

Type	Parameter	Key	Value
PARAM_VALUE	0	fh	4096-ptr_max
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL

drivers/usb/gadget/function/uvc_v4l2.c uvc_v4l2_open() -> v4l2_fh_init()

Type	Parameter	Key	Value
PARAM_VALUE	0	fh	4096-ptr_max
PARAM_VALUE	1	vdev	4096-ptr_max
DATA_SOURCE	1	vdev	r video_devdata
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL

drivers/media/platform/qcom/venus/venc.c venc_open() -> v4l2_fh_init()

Type	Parameter	Key	Value
PARAM_VALUE	0	fh	4096-ptr_max
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL

drivers/media/platform/chips-media/coda/coda-common.c coda_open() -> v4l2_fh_init()

Type	Parameter	Key	Value
PARAM_VALUE	0	fh	4096-ptr_max
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL

drivers/media/test-drivers/vicodec/vicodec-core.c vicodec_open() -> v4l2_fh_init()

Type	Parameter	Key	Value
PARAM_VALUE	0	fh	4096-ptr_max
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
LOCK2		vfd->lock

drivers/media/platform/samsung/exynos4-is/fimc-m2m.c fimc_m2m_open() -> v4l2_fh_init()

Type	Parameter	Key	Value
PARAM_VALUE	0	fh	4096-ptr_max
PARAM_VALUE	1	vdev	4096-ptr_max
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
LOCK2		&fimc->lock
TYPE_LOCK		(struct fimc_dev)->lock

drivers/media/platform/nxp/dw100/dw100.c dw100_open() -> v4l2_fh_init()

Type	Parameter	Key	Value
PARAM_VALUE	0	fh	4096-ptr_max
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL

drivers/media/platform/qcom/venus/vdec.c vdec_open() -> v4l2_fh_init()

Type	Parameter	Key	Value
PARAM_VALUE	0	fh	4096-ptr_max
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL

drivers/staging/most/video/video.c comp_vdev_open() -> v4l2_fh_init()

Type	Parameter	Key	Value
PARAM_VALUE	0	fh	4096-ptr_max
PARAM_VALUE	1	vdev	4096-ptr_max
PARAM_VALUE	1	vdev->vfl_type	0
DATA_SOURCE	1	vdev	r video_devdata
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL

drivers/staging/media/sunxi/cedrus/cedrus.c cedrus_open() -> v4l2_fh_init()

Type	Parameter	Key	Value
PARAM_VALUE	0	fh	4096-ptr_max
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
LOCK2		&dev->dev_mutex
TYPE_LOCK		(struct cedrus_dev)->dev_mutex

drivers/media/platform/nxp/imx-pxp.c pxp_open() -> v4l2_fh_init()

Type	Parameter	Key	Value
PARAM_VALUE	0	fh	4096-ptr_max
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
LOCK2		&dev->dev_mutex
TYPE_LOCK		(struct pxp_dev)->dev_mutex

drivers/staging/media/meson/vdec/vdec.c vdec_open() -> v4l2_fh_init()

Type	Parameter	Key	Value
PARAM_VALUE	0	fh	4096-ptr_max
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL

drivers/media/pci/cx18/cx18-fileops.c cx18_serialized_open() -> v4l2_fh_init()

Type	Parameter	Key	Value
PARAM_VALUE	0	fh	4096-ptr_max
PARAM_VALUE	1	vdev	4096-ptr_max
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
LOCK2		&cx->serialize_lock
TYPE_LOCK		(struct cx18)->serialize_lock

drivers/media/platform/rockchip/rga/rga.c rga_open() -> v4l2_fh_init()

Type	Parameter	Key	Value
PARAM_VALUE	0	fh	4096-ptr_max
PARAM_VALUE	0	fh->m2m_ctx	4096-ptr_max
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
LOCK2		&rga->mutex
TYPE_LOCK		(struct rockchip_rga)->mutex

drivers/media/pci/ivtv/ivtv-fileops.c ivtv_open() -> v4l2_fh_init()

Type	Parameter	Key	Value
PARAM_VALUE	0	fh	4096-ptr_max
PARAM_VALUE	1	vdev	4096-ptr_max
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
LOCK2		vdev->lock

drivers/media/pci/saa7164/saa7164-vbi.c fops_open() -> v4l2_fh_init()

Type	Parameter	Key	Value
PARAM_VALUE	0	fh	4096-ptr_max
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL

drivers/media/platform/mediatek/vcodec/decoder/mtk_vcodec_dec_drv.c fops_vcodec_open() -> v4l2_fh_init()

Type	Parameter	Key	Value
PARAM_VALUE	0	fh	4096-ptr_max
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
LOCK2		&dev->dev_mutex
TYPE_LOCK		(struct mtk_vcodec_dec_dev)->dev_mutex

drivers/media/platform/samsung/exynos-gsc/gsc-m2m.c gsc_m2m_open() -> v4l2_fh_init()

Type	Parameter	Key	Value
PARAM_VALUE	0	fh	4096-ptr_max
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
LOCK2		&gsc->lock
TYPE_LOCK		(struct gsc_dev)->lock

drivers/media/platform/amlogic/meson-ge2d/ge2d.c ge2d_open() -> v4l2_fh_init()

Type	Parameter	Key	Value
PARAM_VALUE	0	fh	4096-ptr_max
PARAM_VALUE	0	fh->m2m_ctx	4096-ptr_max
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
LOCK2		&ge2d->mutex
TYPE_LOCK		(struct meson_ge2d)->mutex

drivers/staging/media/imx/imx-media-csc-scaler.c ipu_csc_scaler_open() -> v4l2_fh_init()

Type	Parameter	Key	Value
PARAM_VALUE	0	fh	4096-ptr_max
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL

drivers/media/platform/mediatek/mdp3/mtk-mdp3-m2m.c mdp_m2m_open() -> v4l2_fh_init()

Type	Parameter	Key	Value
PARAM_VALUE	0	fh	4096-ptr_max
PARAM_VALUE	1	vdev	4096-ptr_max
DATA_SOURCE	1	vdev	r video_devdata
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
LOCK2		&mdp->m2m_lock
TYPE_LOCK		(struct mdp_dev)->m2m_lock

drivers/media/platform/st/stm32/dma2d/dma2d.c dma2d_open() -> v4l2_fh_init()

Type	Parameter	Key	Value
PARAM_VALUE	0	fh	4096-ptr_max
PARAM_VALUE	0	fh->m2m_ctx	4096-ptr_max
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
LOCK2		&dev->mutex
TYPE_LOCK		(struct dma2d_dev)->mutex

drivers/media/platform/st/sti/delta/delta-v4l2.c delta_open() -> v4l2_fh_init()

Type	Parameter	Key	Value
PARAM_VALUE	0	fh	4096-ptr_max
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
LOCK2		&delta->lock
TYPE_LOCK		(struct delta_dev)->lock

drivers/media/platform/nxp/imx8-isi/imx8-isi-m2m.c mxc_isi_m2m_open() -> v4l2_fh_init()

Type	Parameter	Key	Value
PARAM_VALUE	0	fh	4096-ptr_max
DATA_SOURCE	1	vdev	r video_devdata
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL

drivers/media/platform/sunxi/sun8i-di/sun8i-di.c deinterlace_open() -> v4l2_fh_init()

Type	Parameter	Key	Value
PARAM_VALUE	0	fh	4096-ptr_max
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
LOCK2		&dev->dev_mutex
TYPE_LOCK		(struct deinterlace_dev)->dev_mutex