Documented in 1 files:

Defined in 1 files as a function:

Referenced in 35 files:

Smatch caller information:

drivers/media/platform/renesas/rcar_drif.c rcar_drif_queue_setup() -> vb2_get_num_buffers()

Type Parameter Key Value
PARAM_VALUE 0 q 4096-ptr_max
PARAM_VALUE 0 q->bufs_bitmap 1-u64max
BUF_SIZE 0 q->fileio (-1),808
BUF_SIZE 0 q->mem_ops (-1),120
BUF_SIZE 0 q->owner s32min-(-1),1-s32max
CAPPED_DATA 0 q->memory 1
DATA_SOURCE 0 q $0
STR_LEN 0 q->drv_priv (-1)
RX_PATH
TASK_NOT_RUNNING
USER_DATA 0 q->memory 1-2,4[c][u]
USER_DATA 0 q->non_coherent_mem 0-1[c]
NO_OVERFLOW_SIMPLE 0 q->max_num_buffers

drivers/media/usb/hackrf/hackrf.c hackrf_queue_setup() -> vb2_get_num_buffers()

Type Parameter Key Value
PARAM_VALUE 0 q 4096-ptr_max
PARAM_VALUE 0 q->bufs_bitmap 1-u64max
BUF_SIZE 0 q->fileio (-1),808
BUF_SIZE 0 q->mem_ops (-1),120
BUF_SIZE 0 q->owner s32min-(-1),1-s32max
CAPPED_DATA 0 q->memory 1
DATA_SOURCE 0 q $0
STR_LEN 0 q->drv_priv (-1)
RX_PATH
TASK_NOT_RUNNING
USER_DATA 0 q->memory 1-2,4[c][u]
USER_DATA 0 q->non_coherent_mem 0-1[c]
NO_OVERFLOW_SIMPLE 0 q->max_num_buffers

drivers/media/platform/nxp/imx7-media-csi.c imx7_csi_video_queue_setup() -> vb2_get_num_buffers()

Type Parameter Key Value
PARAM_VALUE 0 q 4096-ptr_max
PARAM_VALUE 0 q->bufs_bitmap 1-u64max
BUF_SIZE 0 q->fileio (-1),808
BUF_SIZE 0 q->mem_ops (-1),120
BUF_SIZE 0 q->owner s32min-(-1),1-s32max
CAPPED_DATA 0 q->memory 1
DATA_SOURCE 0 q $0
STR_LEN 0 q->drv_priv (-1)
RX_PATH
TASK_NOT_RUNNING
USER_DATA 0 q->memory 1-2,4[c][u]
USER_DATA 0 q->non_coherent_mem 0-1[c]
NO_OVERFLOW_SIMPLE 0 q->max_num_buffers

drivers/media/usb/usbtv/usbtv-video.c usbtv_queue_setup() -> vb2_get_num_buffers()

Type Parameter Key Value
PARAM_VALUE 0 q 4096-ptr_max
PARAM_VALUE 0 q->bufs_bitmap 1-u64max
BUF_SIZE 0 q->fileio (-1),808
BUF_SIZE 0 q->mem_ops (-1),120
BUF_SIZE 0 q->owner s32min-(-1),1-s32max
CAPPED_DATA 0 q->memory 1
DATA_SOURCE 0 q $0
STR_LEN 0 q->drv_priv (-1)
RX_PATH
TASK_NOT_RUNNING
USER_DATA 0 q->memory 1-2,4[c][u]
USER_DATA 0 q->non_coherent_mem 0-1[c]
NO_OVERFLOW_SIMPLE 0 q->max_num_buffers

drivers/media/platform/ti/davinci/vpif_display.c vpif_buffer_queue_setup() -> vb2_get_num_buffers()

Type Parameter Key Value
PARAM_VALUE 0 q 4096-ptr_max
PARAM_VALUE 0 q->bufs_bitmap 1-u64max
BUF_SIZE 0 q->fileio (-1),808
BUF_SIZE 0 q->mem_ops (-1),120
BUF_SIZE 0 q->owner s32min-(-1),1-s32max
CAPPED_DATA 0 q->memory 1
DATA_SOURCE 0 q $0
STR_LEN 0 q->drv_priv (-1)
RX_PATH
TASK_NOT_RUNNING
USER_DATA 0 q->memory 1-2,4[c][u]
USER_DATA 0 q->non_coherent_mem 0-1[c]
NO_OVERFLOW_SIMPLE 0 q->max_num_buffers

drivers/media/pci/tw68/tw68-video.c tw68_queue_setup() -> vb2_get_num_buffers()

Type Parameter Key Value
PARAM_VALUE 0 q 4096-ptr_max
PARAM_VALUE 0 q->bufs_bitmap 1-u64max
BUF_SIZE 0 q->fileio (-1),808
BUF_SIZE 0 q->mem_ops (-1),120
BUF_SIZE 0 q->owner s32min-(-1),1-s32max
CAPPED_DATA 0 q->memory 1
DATA_SOURCE 0 q $0
STR_LEN 0 q->drv_priv (-1)
RX_PATH
TASK_NOT_RUNNING
USER_DATA 0 q->memory 1-2,4[c][u]
USER_DATA 0 q->non_coherent_mem 0-1[c]
NO_OVERFLOW_SIMPLE 0 q->max_num_buffers

drivers/media/platform/mediatek/vcodec/encoder/mtk_vcodec_enc.c vb2ops_venc_start_streaming() -> vb2_get_num_buffers()

Type Parameter Key Value
PARAM_VALUE 0 q 4096-ptr_max
BUF_SIZE 0 q (-1),128
BUF_SIZE 0 q (-1),128
BUF_SIZE 0 q->fileio (-1),808
BUF_SIZE 0 q->owner s32min-(-1),1-s32max
CAPPED_DATA 0 q->min_queued_buffers 1
DATA_SOURCE 0 q $0
RX_PATH
TASK_NOT_RUNNING
NO_OVERFLOW_SIMPLE 0 q->max_num_buffers
HALF_LOCKED2 &dmxdev->mutex
HALF_LOCKED2 0 q->lock

drivers/media/platform/mediatek/vcodec/encoder/mtk_vcodec_enc.c vb2ops_venc_start_streaming() -> vb2_get_num_buffers()

Type Parameter Key Value
PARAM_VALUE 0 q 4096-ptr_max
PARAM_VALUE 0 q->bufs_bitmap 1-u64max
BUF_SIZE 0 q (-1),128
BUF_SIZE 0 q (-1),128
BUF_SIZE 0 q->fileio (-1),808
BUF_SIZE 0 q->owner s32min-(-1),1-s32max
CAPPED_DATA 0 q->min_queued_buffers 1
DATA_SOURCE 0 q $0
RX_PATH
TASK_NOT_RUNNING
NO_OVERFLOW_SIMPLE 0 q->max_num_buffers
HALF_LOCKED2 &dmxdev->mutex
HALF_LOCKED2 0 q->lock

drivers/media/platform/amphion/vpu_v4l2.c vpu_get_num_buffers() -> vb2_get_num_buffers()

Type Parameter Key Value
PARAM_VALUE 0 q 4096-ptr_max
BUF_SIZE 0 q 632
LOCK2 &inst->lock
LOCK2 &pool->lock
TYPE_LOCK (struct vpu_inst)->lock

drivers/media/platform/amphion/vpu_v4l2.c vpu_vb2_start_streaming() -> vb2_get_num_buffers()

Type Parameter Key Value
PARAM_VALUE 0 q 4096-ptr_max
BUF_SIZE 0 q (-1),128
BUF_SIZE 0 q (-1),128
BUF_SIZE 0 q->fileio (-1),808
BUF_SIZE 0 q->owner s32min-(-1),1-s32max
CAPPED_DATA 0 q->min_queued_buffers 1
DATA_SOURCE 0 q $0
RX_PATH
TASK_NOT_RUNNING
NO_OVERFLOW_SIMPLE 0 q->max_num_buffers
LOCK2 &inst->lock
HALF_LOCKED2 &dmxdev->mutex
HALF_LOCKED2 0 q->lock
TYPE_LOCK (struct vpu_inst)->lock

drivers/media/pci/cx18/cx18-streams.c cx18_queue_setup() -> vb2_get_num_buffers()

Type Parameter Key Value
PARAM_VALUE 0 q 4096-ptr_max
PARAM_VALUE 0 q->bufs_bitmap 1-u64max
BUF_SIZE 0 q->fileio (-1),808
BUF_SIZE 0 q->mem_ops (-1),120
BUF_SIZE 0 q->owner s32min-(-1),1-s32max
CAPPED_DATA 0 q->memory 1
DATA_SOURCE 0 q $0
STR_LEN 0 q->drv_priv (-1)
RX_PATH
TASK_NOT_RUNNING
USER_DATA 0 q->memory 1-2,4[c][u]
USER_DATA 0 q->non_coherent_mem 0-1[c]
NO_OVERFLOW_SIMPLE 0 q->max_num_buffers

drivers/media/platform/verisilicon/hantro_postproc.c hantro_postproc_init() -> vb2_get_num_buffers()

Type Parameter Key Value
PARAM_VALUE 0 q 4096-ptr_max
BUF_SIZE 0 q 632
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2 &dmxdev->mutex
HALF_LOCKED2 q->lock

drivers/media/platform/nuvoton/npcm-video.c npcm_video_free_diff_table() -> vb2_get_num_buffers()

Type Parameter Key Value
PARAM_VALUE 0 q 4096-ptr_max
RX_PATH
TASK_NOT_RUNNING
LOCK2 &video->video_lock
HALF_LOCKED2 &vdev->v4l2_dev->mdev->req_queue_mutex
TYPE_LOCK (struct npcm_video)->video_lock

drivers/media/platform/nuvoton/npcm-video.c npcm_video_free_diff_table() -> vb2_get_num_buffers()

Type Parameter Key Value
PARAM_VALUE 0 q 4096-ptr_max
PARAM_VALUE 0 q->bufs_bitmap 1-u64max
RX_PATH
TASK_NOT_RUNNING
LOCK2 &video->video_lock
HALF_LOCKED2 &vdev->v4l2_dev->mdev->req_queue_mutex
TYPE_LOCK (struct npcm_video)->video_lock

drivers/media/usb/cx231xx/cx231xx-417.c queue_setup() -> vb2_get_num_buffers()

Type Parameter Key Value
PARAM_VALUE 0 q 4096-ptr_max
PARAM_VALUE 0 q->bufs_bitmap 1-u64max
BUF_SIZE 0 q->fileio (-1),808
BUF_SIZE 0 q->mem_ops (-1),120
BUF_SIZE 0 q->owner s32min-(-1),1-s32max
CAPPED_DATA 0 q->memory 1
DATA_SOURCE 0 q $0
STR_LEN 0 q->drv_priv (-1)
RX_PATH
TASK_NOT_RUNNING
USER_DATA 0 q->memory 1-2,4[c][u]
USER_DATA 0 q->non_coherent_mem 0-1[c]
NO_OVERFLOW_SIMPLE 0 q->max_num_buffers

drivers/media/pci/tw686x/tw686x-video.c tw686x_queue_setup() -> vb2_get_num_buffers()

Type Parameter Key Value
PARAM_VALUE 0 q 4096-ptr_max
PARAM_VALUE 0 q->bufs_bitmap 1-u64max
BUF_SIZE 0 q->fileio (-1),808
BUF_SIZE 0 q->mem_ops (-1),120
BUF_SIZE 0 q->owner s32min-(-1),1-s32max
CAPPED_DATA 0 q->memory 1
DATA_SOURCE 0 q $0
STR_LEN 0 q->drv_priv (-1)
RX_PATH
TASK_NOT_RUNNING
USER_DATA 0 q->memory 1-2,4[c][u]
USER_DATA 0 q->non_coherent_mem 0-1[c]
NO_OVERFLOW_SIMPLE 0 q->max_num_buffers

drivers/media/common/videobuf2/videobuf2-core.c __vb2_init_fileio() -> vb2_get_num_buffers()

Type Parameter Key Value
PARAM_VALUE 0 q 4096-ptr_max
BUF_SIZE 0 q->owner s32min-(-1),1-s32max
DATA_SOURCE 0 q $0
RX_PATH
TASK_NOT_RUNNING

drivers/media/common/videobuf2/videobuf2-core.c __vb2_init_fileio() -> vb2_get_num_buffers()

Type Parameter Key Value
PARAM_VALUE 0 q 4096-ptr_max
BUF_SIZE 0 q->fileio 808
BUF_SIZE 0 q->owner s32min-(-1),1-s32max
CAPPED_DATA 0 q->max_num_buffers 1
DATA_SOURCE 0 q $0
RX_PATH
TASK_NOT_RUNNING

drivers/media/common/videobuf2/videobuf2-core.c __vb2_init_fileio() -> vb2_get_num_buffers()

Type Parameter Key Value
PARAM_VALUE 0 q 4096-ptr_max
PARAM_VALUE 0 q->bufs_bitmap 1-u64max
BUF_SIZE 0 q->fileio 808
BUF_SIZE 0 q->owner s32min-(-1),1-s32max
CAPPED_DATA 0 q->max_num_buffers 1
DATA_SOURCE 0 q $0
RX_PATH
TASK_NOT_RUNNING

drivers/media/common/videobuf2/videobuf2-core.c __vb2_init_fileio() -> vb2_get_num_buffers()

Type Parameter Key Value
PARAM_VALUE 0 q 4096-ptr_max
BUF_SIZE 0 q->fileio 808
BUF_SIZE 0 q->owner s32min-(-1),1-s32max
CAPPED_DATA 0 q->max_num_buffers 1
DATA_SOURCE 0 q $0
BIT_INFO 0 q->io_modes 0x4,0xffffffffffffffff
RX_PATH
TASK_NOT_RUNNING

drivers/media/common/videobuf2/videobuf2-core.c __vb2_init_fileio() -> vb2_get_num_buffers()

Type Parameter Key Value
PARAM_VALUE 0 q 4096-ptr_max
PARAM_VALUE 0 q->bufs_bitmap 1-u64max
BUF_SIZE 0 q->fileio 808
BUF_SIZE 0 q->owner s32min-(-1),1-s32max
CAPPED_DATA 0 q->max_num_buffers 1
DATA_SOURCE 0 q $0
BIT_INFO 0 q->io_modes 0x4,0xffffffffffffffff
RX_PATH
TASK_NOT_RUNNING

drivers/media/common/videobuf2/videobuf2-core.c __vb2_init_fileio() -> vb2_get_num_buffers()

Type Parameter Key Value
PARAM_VALUE 0 q 4096-ptr_max
BUF_SIZE 0 q->fileio 808
BUF_SIZE 0 q->owner s32min-(-1),1-s32max
CAPPED_DATA 0 q->max_num_buffers 1
DATA_SOURCE 0 q $0
BIT_INFO 0 q->io_modes 0x4,0xffffffffffffffff
RX_PATH
TASK_NOT_RUNNING

drivers/media/common/videobuf2/videobuf2-core.c __vb2_perform_fileio() -> vb2_get_num_buffers()

Type Parameter Key Value
PARAM_VALUE 0 q 4096-ptr_max
BUF_SIZE 0 q->owner s32min-(-1),1-s32max
DATA_SOURCE 0 q $0
HALF_LOCKED2 lock

drivers/media/common/videobuf2/videobuf2-core.c __vb2_perform_fileio() -> vb2_get_num_buffers()

Type Parameter Key Value
PARAM_VALUE 0 q 4096-ptr_max
BUF_SIZE 0 q->owner s32min-(-1),1-s32max
DATA_SOURCE 0 q $0
HALF_LOCKED2 lock

drivers/media/common/videobuf2/videobuf2-core.c __vb2_queue_alloc() -> vb2_get_num_buffers()

Type Parameter Key Value
PARAM_VALUE 0 q 4096-ptr_max
PARAM_VALUE 0 q->bufs_bitmap 1-u64max
BUF_SIZE 0 q->fileio (-1),808
BUF_SIZE 0 q->mem_ops (-1),120
BUF_SIZE 0 q->owner s32min-(-1),1-s32max
CAPPED_DATA 0 q->memory 1
DATA_SOURCE 0 q $0
STR_LEN 0 q->drv_priv (-1)
RX_PATH
TASK_NOT_RUNNING
USER_DATA 0 q->memory 1-2,4[c][u]
USER_DATA 0 q->non_coherent_mem 0-1[c]
NO_OVERFLOW_SIMPLE 0 q->max_num_buffers

drivers/media/common/videobuf2/videobuf2-core.c __vb2_queue_free() -> vb2_get_num_buffers()

Type Parameter Key Value
PARAM_VALUE 0 q 4096-ptr_max
BUF_SIZE 0 q (-1),632
BUF_SIZE 0 q (-1),632
BUF_SIZE 0 q->dev (-1),1616
BUF_SIZE 0 q->drv_priv (-1),360,392,488,768,776,784,816,856,872,880,920,928,976,1000,1016,1088,1120,1128,1144,1152,1184,1248,1288,1312,1328,1344,1352,1368,1392,1552,2416,2728,2888,3040,3256,4104,4824,7552,7944,8768,116088
BUF_SIZE 0 q->fileio (-1),808
BUF_SIZE 0 q->lock (-1),152
BUF_SIZE 0 q->mem_ops (-1),120
BUF_SIZE 0 q->ops (-1),96
BUF_SIZE 0 q->owner s32min-(-1),1-s32max
BUF_SIZE 0 q->threadio (-1),32
DATA_SOURCE 0 q $0
STR_LEN 0 q->drv_priv (-1),5-9,12
NOSPEC 0 q->memory
RX_PATH
TASK_NOT_RUNNING
USER_DATA 0 q->memory 1-2,4[c][u]
USER_DATA 0 q->non_coherent_mem 0-1[c]
NO_OVERFLOW_SIMPLE 0 q->max_num_buffers
LOCK2 0 &q->mmap_lock
TYPE_LOCK (struct vb2_queue)->mmap_lock

drivers/media/common/videobuf2/videobuf2-core.c __vb2_queue_free() -> vb2_get_num_buffers()

Type Parameter Key Value
PARAM_VALUE 0 q 4096-ptr_max
BUF_SIZE 0 q (-1),632
BUF_SIZE 0 q (-1),632
BUF_SIZE 0 q->dev (-1),1616
BUF_SIZE 0 q->drv_priv (-1),360,392,488,768,776,784,816,856,872,880,920,928,976,1000,1016,1088,1120,1128,1144,1152,1184,1248,1288,1312,1328,1344,1352,1368,1392,1552,2416,2728,2888,3040,3256,4104,4824,7552,7944,8768,116088
BUF_SIZE 0 q->fileio (-1),808
BUF_SIZE 0 q->lock (-1),152
BUF_SIZE 0 q->mem_ops (-1),120
BUF_SIZE 0 q->ops (-1),96
BUF_SIZE 0 q->owner s32min-(-1),1-s32max
BUF_SIZE 0 q->threadio (-1),32
DATA_SOURCE 0 q $0
STR_LEN 0 q->drv_priv (-1),5-9,12
NOSPEC 0 q->memory
RX_PATH
TASK_NOT_RUNNING
USER_DATA 0 q->memory 1-2,4[c][u]
USER_DATA 0 q->non_coherent_mem 0-1[c]
NO_OVERFLOW_SIMPLE 0 q->max_num_buffers
LOCK2 0 &q->mmap_lock
TYPE_LOCK (struct vb2_queue)->mmap_lock

drivers/media/common/videobuf2/videobuf2-core.c vb2_core_create_bufs() -> vb2_get_num_buffers()

Type Parameter Key Value
PARAM_VALUE 0 q 4096-ptr_max
BUF_SIZE 0 q (-1),632
BUF_SIZE 0 q (-1),632
CAPPED_DATA 0 q->type 1
DATA_SOURCE 0 q $0
HALF_LOCKED2 &video->queue_lock
HALF_LOCKED2 lock
HALF_LOCKED2 req_queue_lock

drivers/media/common/videobuf2/videobuf2-core.c vb2_core_poll() -> vb2_get_num_buffers()

Type Parameter Key Value
PARAM_VALUE 0 q 4096-ptr_max
DATA_SOURCE 0 q $0
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2 &kvm->irq_srcu
HALF_LOCKED2 &of->mutex
HALF_LOCKED2 &vm->irqfds_lock
HALF_LOCKED2 global &irqfds_srcu

drivers/media/common/videobuf2/videobuf2-core.c vb2_core_poll() -> vb2_get_num_buffers()

Type Parameter Key Value
PARAM_VALUE 0 q 4096-ptr_max
DATA_SOURCE 0 q $0
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2 &kvm->irq_srcu
HALF_LOCKED2 &of->mutex
HALF_LOCKED2 &vm->irqfds_lock
HALF_LOCKED2 global &irqfds_srcu

drivers/media/common/videobuf2/videobuf2-core.c vb2_core_remove_bufs() -> vb2_get_num_buffers()

Type Parameter Key Value
PARAM_VALUE 0 q 4096-ptr_max
BUF_SIZE 0 q (-1),632
BUF_SIZE 0 q (-1),632
CAPPED_DATA 0 q->type 1
DATA_SOURCE 0 q $0
HALF_LOCKED2 lock
HALF_LOCKED2 req_queue_lock

drivers/media/common/videobuf2/videobuf2-core.c vb2_core_reqbufs() -> vb2_get_num_buffers()

Type Parameter Key Value
PARAM_VALUE 0 q 4096-ptr_max
BUF_SIZE 0 q (-1),632
BUF_SIZE 0 q (-1),632
BUF_SIZE 0 q->dev (-1),1616
BUF_SIZE 0 q->drv_priv (-1),360,392,488,768,776,784,816,856,872,880,920,928,976,1000,1016,1088,1120,1128,1144,1152,1184,1248,1288,1312,1328,1344,1352,1368,1392,1552,2416,2728,2888,3040,3256,4104,4824,7552,7944,8768,116088
BUF_SIZE 0 q->fileio (-1),808
BUF_SIZE 0 q->lock (-1),152
BUF_SIZE 0 q->mem_ops (-1),120
BUF_SIZE 0 q->ops (-1),96
BUF_SIZE 0 q->owner s32min-(-1),1-s32max
BUF_SIZE 0 q->threadio (-1),32
DATA_SOURCE 0 q $0
STR_LEN 0 q->drv_priv (-1),5-9,12
RX_PATH
TASK_NOT_RUNNING
USER_DATA 0 q->memory 1-2,4[c][u]
NO_OVERFLOW_SIMPLE 0 q->max_num_buffers
HALF_LOCKED2 &dmxdev->mutex

drivers/media/common/videobuf2/videobuf2-core.c vb2_core_streamon() -> vb2_get_num_buffers()

Type Parameter Key Value
PARAM_VALUE 0 q 4096-ptr_max
BUF_SIZE 0 q (-1),632
BUF_SIZE 0 q (-1),632
BUF_SIZE 0 q->fileio (-1),808
BUF_SIZE 0 q->owner s32min-(-1),1-s32max
DATA_SOURCE 0 q $0
RX_PATH
TASK_NOT_RUNNING
NO_OVERFLOW_SIMPLE 0 q->max_num_buffers
HALF_LOCKED2 &dmxdev->mutex

drivers/media/common/videobuf2/videobuf2-core.c vb2_thread() -> vb2_get_num_buffers()

Type Parameter Key Value
PARAM_VALUE 0 q 4096-ptr_max
BUF_SIZE 0 q 128
BUF_SIZE 0 q 128
DATA_SOURCE 0 q $0

samples/v4l/v4l2-pci-skeleton.c queue_setup() -> vb2_get_num_buffers()

Type Parameter Key Value
PARAM_VALUE 0 q 4096-ptr_max
PARAM_VALUE 0 q->bufs_bitmap 1-u64max
BUF_SIZE 0 q->fileio (-1),808
BUF_SIZE 0 q->mem_ops (-1),120
BUF_SIZE 0 q->owner s32min-(-1),1-s32max
CAPPED_DATA 0 q->memory 1
DATA_SOURCE 0 q $0
STR_LEN 0 q->drv_priv (-1)
RX_PATH
TASK_NOT_RUNNING
USER_DATA 0 q->memory 1-2,4[c][u]
USER_DATA 0 q->non_coherent_mem 0-1[c]
NO_OVERFLOW_SIMPLE 0 q->max_num_buffers

drivers/media/common/videobuf2/videobuf2-v4l2.c vb2_create_bufs() -> vb2_get_num_buffers()

Type Parameter Key Value
PARAM_VALUE 0 q 4096-ptr_max
BUF_SIZE 0 q (-1),632
BUF_SIZE 0 q (-1),632
DATA_SOURCE 0 q $0
HALF_LOCKED2 &video->queue_lock
HALF_LOCKED2 lock
HALF_LOCKED2 req_queue_lock

drivers/media/common/videobuf2/videobuf2-v4l2.c vb2_ioctl_create_bufs() -> vb2_get_num_buffers()

Type Parameter Key Value
HALF_LOCKED2 lock
HALF_LOCKED2 req_queue_lock

drivers/media/pci/netup_unidvb/netup_unidvb_core.c netup_unidvb_queue_setup() -> vb2_get_num_buffers()

Type Parameter Key Value
PARAM_VALUE 0 q 4096-ptr_max
PARAM_VALUE 0 q->bufs_bitmap 1-u64max
BUF_SIZE 0 q->fileio (-1),808
BUF_SIZE 0 q->mem_ops (-1),120
BUF_SIZE 0 q->owner s32min-(-1),1-s32max
CAPPED_DATA 0 q->memory 1
DATA_SOURCE 0 q $0
STR_LEN 0 q->drv_priv (-1)
RX_PATH
TASK_NOT_RUNNING
USER_DATA 0 q->memory 1-2,4[c][u]
USER_DATA 0 q->non_coherent_mem 0-1[c]
NO_OVERFLOW_SIMPLE 0 q->max_num_buffers

drivers/media/platform/ti/cal/cal-video.c cal_queue_setup() -> vb2_get_num_buffers()

Type Parameter Key Value
PARAM_VALUE 0 q 4096-ptr_max
PARAM_VALUE 0 q->bufs_bitmap 1-u64max
BUF_SIZE 0 q->fileio (-1),808
BUF_SIZE 0 q->mem_ops (-1),120
BUF_SIZE 0 q->owner s32min-(-1),1-s32max
CAPPED_DATA 0 q->memory 1
DATA_SOURCE 0 q $0
STR_LEN 0 q->drv_priv (-1)
RX_PATH
TASK_NOT_RUNNING
USER_DATA 0 q->memory 1-2,4[c][u]
USER_DATA 0 q->non_coherent_mem 0-1[c]
NO_OVERFLOW_SIMPLE 0 q->max_num_buffers

drivers/staging/media/sunxi/cedrus/cedrus_h264.c cedrus_h264_stop() -> vb2_get_num_buffers()

Type Parameter Key Value
PARAM_VALUE 0 q 4096-ptr_max
BUF_SIZE 0 q 632
DATA_SOURCE 0 q r v4l2_m2m_get_vq
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2 &dmxdev->mutex
HALF_LOCKED2 &vq->mmap_lock

drivers/staging/media/sunxi/cedrus/cedrus_h264.c cedrus_h264_stop() -> vb2_get_num_buffers()

Type Parameter Key Value
PARAM_VALUE 0 q 4096-ptr_max
PARAM_VALUE 0 q->bufs_bitmap 1-u64max
BUF_SIZE 0 q 632
DATA_SOURCE 0 q r v4l2_m2m_get_vq
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2 &dmxdev->mutex
HALF_LOCKED2 &vq->mmap_lock

drivers/media/platform/amphion/vpu_dbg.c vpu_dbg_instance() -> vb2_get_num_buffers()

Type Parameter Key Value
PARAM_VALUE 0 q 4096-ptr_max
BUF_SIZE 0 q 632
DATA_SOURCE 0 q r v4l2_m2m_get_src_vq
RX_PATH
TASK_NOT_RUNNING
LOCK2 &s->lock
TYPE_LOCK (struct seq_file)->lock

drivers/media/platform/amphion/vpu_dbg.c vpu_dbg_instance() -> vb2_get_num_buffers()

Type Parameter Key Value
PARAM_VALUE 0 q 4096-ptr_max
BUF_SIZE 0 q 632
DATA_SOURCE 0 q r v4l2_m2m_get_dst_vq
RX_PATH
TASK_NOT_RUNNING
LOCK2 &s->lock
TYPE_LOCK (struct seq_file)->lock

drivers/media/platform/amphion/vpu_dbg.c vpu_dbg_instance() -> vb2_get_num_buffers()

Type Parameter Key Value
PARAM_VALUE 0 q 4096-ptr_max
BUF_SIZE 0 q 632
DATA_SOURCE 0 q r v4l2_m2m_get_src_vq
RX_PATH
TASK_NOT_RUNNING
LOCK2 &s->lock
TYPE_LOCK (struct seq_file)->lock

drivers/media/platform/amphion/vpu_dbg.c vpu_dbg_instance() -> vb2_get_num_buffers()

Type Parameter Key Value
PARAM_VALUE 0 q 4096-ptr_max
PARAM_VALUE 0 q->bufs_bitmap 1-u64max
BUF_SIZE 0 q 632
DATA_SOURCE 0 q r v4l2_m2m_get_src_vq
RX_PATH
TASK_NOT_RUNNING
LOCK2 &s->lock
TYPE_LOCK (struct seq_file)->lock

drivers/media/platform/amphion/vpu_dbg.c vpu_dbg_instance() -> vb2_get_num_buffers()

Type Parameter Key Value
PARAM_VALUE 0 q 4096-ptr_max
BUF_SIZE 0 q 632
DATA_SOURCE 0 q r v4l2_m2m_get_dst_vq
RX_PATH
TASK_NOT_RUNNING
LOCK2 &s->lock
TYPE_LOCK (struct seq_file)->lock

drivers/media/platform/amphion/vpu_dbg.c vpu_dbg_instance() -> vb2_get_num_buffers()

Type Parameter Key Value
PARAM_VALUE 0 q 4096-ptr_max
PARAM_VALUE 0 q->bufs_bitmap 1-u64max
BUF_SIZE 0 q 632
DATA_SOURCE 0 q r v4l2_m2m_get_dst_vq
RX_PATH
TASK_NOT_RUNNING
LOCK2 &s->lock
TYPE_LOCK (struct seq_file)->lock

drivers/media/test-drivers/visl/visl-dec.c visl_tpg_fill() -> vb2_get_num_buffers()

Type Parameter Key Value
PARAM_VALUE 0 q 4096-ptr_max
BUF_SIZE 0 q 632
RX_PATH
TASK_NOT_RUNNING

drivers/media/test-drivers/visl/visl-dec.c visl_tpg_fill() -> vb2_get_num_buffers()

Type Parameter Key Value
PARAM_VALUE 0 q 4096-ptr_max
PARAM_VALUE 0 q->bufs_bitmap 1-u64max
BUF_SIZE 0 q 632
RX_PATH
TASK_NOT_RUNNING

drivers/media/test-drivers/visl/visl-dec.c visl_tpg_fill() -> vb2_get_num_buffers()

Type Parameter Key Value
PARAM_VALUE 0 q 4096-ptr_max
BUF_SIZE 0 q 632
RX_PATH
TASK_NOT_RUNNING

drivers/media/test-drivers/visl/visl-dec.c visl_tpg_fill() -> vb2_get_num_buffers()

Type Parameter Key Value
PARAM_VALUE 0 q 4096-ptr_max
PARAM_VALUE 0 q->bufs_bitmap 1-u64max
BUF_SIZE 0 q 632
RX_PATH
TASK_NOT_RUNNING

drivers/media/platform/chips-media/coda/coda-common.c coda_s_fmt() -> vb2_get_num_buffers()

Type Parameter Key Value
PARAM_VALUE 0 q 4096-ptr_max
BUF_SIZE 0 q 632
DATA_SOURCE 0 q r v4l2_m2m_get_vq
HALF_LOCKED2 lock
HALF_LOCKED2 req_queue_lock

drivers/media/usb/cx231xx/cx231xx-video.c queue_setup() -> vb2_get_num_buffers()

Type Parameter Key Value
PARAM_VALUE 0 q 4096-ptr_max
PARAM_VALUE 0 q->bufs_bitmap 1-u64max
BUF_SIZE 0 q->fileio (-1),808
BUF_SIZE 0 q->mem_ops (-1),120
BUF_SIZE 0 q->owner s32min-(-1),1-s32max
CAPPED_DATA 0 q->memory 1
DATA_SOURCE 0 q $0
STR_LEN 0 q->drv_priv (-1)
RX_PATH
TASK_NOT_RUNNING
USER_DATA 0 q->memory 1-2,4[c][u]
USER_DATA 0 q->non_coherent_mem 0-1[c]
NO_OVERFLOW_SIMPLE 0 q->max_num_buffers

drivers/media/platform/ti/am437x/am437x-vpfe.c vpfe_queue_setup() -> vb2_get_num_buffers()

Type Parameter Key Value
PARAM_VALUE 0 q 4096-ptr_max
PARAM_VALUE 0 q->bufs_bitmap 1-u64max
BUF_SIZE 0 q->fileio (-1),808
BUF_SIZE 0 q->mem_ops (-1),120
BUF_SIZE 0 q->owner s32min-(-1),1-s32max
CAPPED_DATA 0 q->memory 1
DATA_SOURCE 0 q $0
STR_LEN 0 q->drv_priv (-1)
RX_PATH
TASK_NOT_RUNNING
USER_DATA 0 q->memory 1-2,4[c][u]
USER_DATA 0 q->non_coherent_mem 0-1[c]
NO_OVERFLOW_SIMPLE 0 q->max_num_buffers

drivers/media/platform/ti/davinci/vpif_capture.c vpif_buffer_queue_setup() -> vb2_get_num_buffers()

Type Parameter Key Value
PARAM_VALUE 0 q 4096-ptr_max
PARAM_VALUE 0 q->bufs_bitmap 1-u64max
BUF_SIZE 0 q->fileio (-1),808
BUF_SIZE 0 q->mem_ops (-1),120
BUF_SIZE 0 q->owner s32min-(-1),1-s32max
CAPPED_DATA 0 q->memory 1
DATA_SOURCE 0 q $0
STR_LEN 0 q->drv_priv (-1)
RX_PATH
TASK_NOT_RUNNING
USER_DATA 0 q->memory 1-2,4[c][u]
USER_DATA 0 q->non_coherent_mem 0-1[c]
NO_OVERFLOW_SIMPLE 0 q->max_num_buffers

drivers/media/platform/amd/isp4/isp4_video.c isp4vid_qops_queue_setup() -> vb2_get_num_buffers()

Type Parameter Key Value
PARAM_VALUE 0 q 4096-ptr_max
PARAM_VALUE 0 q->bufs_bitmap 1-u64max
BUF_SIZE 0 q->fileio (-1),808
BUF_SIZE 0 q->mem_ops (-1),120
BUF_SIZE 0 q->owner s32min-(-1),1-s32max
CAPPED_DATA 0 q->memory 1
DATA_SOURCE 0 q $0
STR_LEN 0 q->drv_priv (-1)
RX_PATH
TASK_NOT_RUNNING
USER_DATA 0 q->memory 1-2,4[c][u]
USER_DATA 0 q->non_coherent_mem 0-1[c]
NO_OVERFLOW_SIMPLE 0 q->max_num_buffers

drivers/staging/media/meson/vdec/vdec.c process_num_buffers() -> vb2_get_num_buffers()

Type Parameter Key Value
PARAM_VALUE 0 q 4096-ptr_max
PARAM_VALUE 0 q->bufs_bitmap 1-u64max
BUF_SIZE 0 q->fileio (-1),808
BUF_SIZE 0 q->mem_ops (-1),120
BUF_SIZE 0 q->owner s32min-(-1),1-s32max
CAPPED_DATA 0 q->memory 1
DATA_SOURCE 0 q $0
STR_LEN 0 q (-1)
STR_LEN 0 q (-1)
STR_LEN 0 q->drv_priv (-1)
RX_PATH
TASK_NOT_RUNNING
USER_DATA 0 q->memory 1-2,4[c][u]
USER_DATA 0 q->non_coherent_mem 0-1[c]
NO_OVERFLOW_SIMPLE 0 q->max_num_buffers

drivers/staging/media/imx/imx-media-capture.c capture_queue_setup() -> vb2_get_num_buffers()

Type Parameter Key Value
PARAM_VALUE 0 q 4096-ptr_max
PARAM_VALUE 0 q->bufs_bitmap 1-u64max
BUF_SIZE 0 q->fileio (-1),808
BUF_SIZE 0 q->mem_ops (-1),120
BUF_SIZE 0 q->owner s32min-(-1),1-s32max
CAPPED_DATA 0 q->memory 1
DATA_SOURCE 0 q $0
STR_LEN 0 q->drv_priv (-1)
RX_PATH
TASK_NOT_RUNNING
USER_DATA 0 q->memory 1-2,4[c][u]
USER_DATA 0 q->non_coherent_mem 0-1[c]
NO_OVERFLOW_SIMPLE 0 q->max_num_buffers

drivers/media/usb/airspy/airspy.c airspy_queue_setup() -> vb2_get_num_buffers()

Type Parameter Key Value
PARAM_VALUE 0 q 4096-ptr_max
PARAM_VALUE 0 q->bufs_bitmap 1-u64max
BUF_SIZE 0 q->fileio (-1),808
BUF_SIZE 0 q->mem_ops (-1),120
BUF_SIZE 0 q->owner s32min-(-1),1-s32max
CAPPED_DATA 0 q->memory 1
DATA_SOURCE 0 q $0
STR_LEN 0 q->drv_priv (-1)
RX_PATH
TASK_NOT_RUNNING
USER_DATA 0 q->memory 1-2,4[c][u]
USER_DATA 0 q->non_coherent_mem 0-1[c]
NO_OVERFLOW_SIMPLE 0 q->max_num_buffers

drivers/media/dvb-frontends/rtl2832_sdr.c rtl2832_sdr_queue_setup() -> vb2_get_num_buffers()

Type Parameter Key Value
PARAM_VALUE 0 q 4096-ptr_max
PARAM_VALUE 0 q->bufs_bitmap 1-u64max
BUF_SIZE 0 q->fileio (-1),808
BUF_SIZE 0 q->mem_ops (-1),120
BUF_SIZE 0 q->owner s32min-(-1),1-s32max
CAPPED_DATA 0 q->memory 1
DATA_SOURCE 0 q $0
STR_LEN 0 q->drv_priv (-1)
RX_PATH
TASK_NOT_RUNNING
USER_DATA 0 q->memory 1-2,4[c][u]
USER_DATA 0 q->non_coherent_mem 0-1[c]
NO_OVERFLOW_SIMPLE 0 q->max_num_buffers

drivers/media/platform/ti/omap/omap_vout.c omap_vout_vb2_queue_setup() -> vb2_get_num_buffers()

Type Parameter Key Value
PARAM_VALUE 0 q 4096-ptr_max
PARAM_VALUE 0 q->bufs_bitmap 1-u64max
BUF_SIZE 0 q->fileio (-1),808
BUF_SIZE 0 q->mem_ops (-1),120
BUF_SIZE 0 q->owner s32min-(-1),1-s32max
CAPPED_DATA 0 q->memory 1
DATA_SOURCE 0 q $0
STR_LEN 0 q->drv_priv (-1)
RX_PATH
TASK_NOT_RUNNING
USER_DATA 0 q->memory 1-2,4[c][u]
USER_DATA 0 q->non_coherent_mem 0-1[c]
NO_OVERFLOW_SIMPLE 0 q->max_num_buffers

drivers/staging/media/sunxi/cedrus/cedrus_h265.c cedrus_h265_stop() -> vb2_get_num_buffers()

Type Parameter Key Value
PARAM_VALUE 0 q 4096-ptr_max
BUF_SIZE 0 q 632
DATA_SOURCE 0 q r v4l2_m2m_get_vq
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2 &dmxdev->mutex
HALF_LOCKED2 &vq->mmap_lock

drivers/staging/media/sunxi/cedrus/cedrus_h265.c cedrus_h265_stop() -> vb2_get_num_buffers()

Type Parameter Key Value
PARAM_VALUE 0 q 4096-ptr_max
PARAM_VALUE 0 q->bufs_bitmap 1-u64max
BUF_SIZE 0 q 632
DATA_SOURCE 0 q r v4l2_m2m_get_vq
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2 &dmxdev->mutex
HALF_LOCKED2 &vq->mmap_lock

drivers/staging/media/atomisp/pci/atomisp_ioctl.c atomisp_qbuf_wrapper() -> vb2_get_num_buffers()

Type Parameter Key Value
HALF_LOCKED2 lock
HALF_LOCKED2 req_queue_lock

drivers/input/touchscreen/sur40.c sur40_queue_setup() -> vb2_get_num_buffers()

Type Parameter Key Value
PARAM_VALUE 0 q 4096-ptr_max
PARAM_VALUE 0 q->bufs_bitmap 1-u64max
BUF_SIZE 0 q->fileio (-1),808
BUF_SIZE 0 q->mem_ops (-1),120
BUF_SIZE 0 q->owner s32min-(-1),1-s32max
CAPPED_DATA 0 q->memory 1
DATA_SOURCE 0 q $0
STR_LEN 0 q->drv_priv (-1)
RX_PATH
TASK_NOT_RUNNING
USER_DATA 0 q->memory 1-2,4[c][u]
USER_DATA 0 q->non_coherent_mem 0-1[c]
NO_OVERFLOW_SIMPLE 0 q->max_num_buffers

drivers/media/i2c/video-i2c.c queue_setup() -> vb2_get_num_buffers()

Type Parameter Key Value
PARAM_VALUE 0 q 4096-ptr_max
PARAM_VALUE 0 q->bufs_bitmap 1-u64max
BUF_SIZE 0 q->fileio (-1),808
BUF_SIZE 0 q->mem_ops (-1),120
BUF_SIZE 0 q->owner s32min-(-1),1-s32max
CAPPED_DATA 0 q->memory 1
DATA_SOURCE 0 q $0
STR_LEN 0 q->drv_priv (-1)
RX_PATH
TASK_NOT_RUNNING
USER_DATA 0 q->memory 1-2,4[c][u]
USER_DATA 0 q->non_coherent_mem 0-1[c]
NO_OVERFLOW_SIMPLE 0 q->max_num_buffers