Function prototype or declaration at include/media/videobuf2-core.h, line 647 References: Documentation/video4linux/v4l2-pci-skeleton.c, line 293 drivers/media/dvb-frontends/rtl2832_sdr.c, line 1079 drivers/media/parport/bw-qcam.c, line 703 drivers/media/pci/cx23885/cx23885-417.c, line 1231 drivers/media/pci/cx23885/cx23885-dvb.c, line 179 drivers/media/pci/cx23885/cx23885-vbi.c, line 267 drivers/media/pci/cx23885/cx23885-video.c, line 513 drivers/media/pci/saa7134/saa7134-empress.c, line 101 drivers/media/pci/saa7134/saa7134-ts.c, line 192 drivers/media/pci/saa7134/saa7134-vbi.c, line 188 drivers/media/pci/saa7134/saa7134-video.c, line 1009 drivers/media/pci/solo6x10/solo6x10-v4l2-enc.c, line 795 drivers/media/pci/solo6x10/solo6x10-v4l2.c, line 364 drivers/media/pci/tw68/tw68-video.c, line 549 drivers/media/platform/coda/coda-common.c, line 1156 drivers/media/platform/davinci/vpif_display.c, line 288 drivers/media/platform/exynos4-is/fimc-capture.c, line 468 drivers/media/platform/exynos4-is/fimc-isp-video.c, line 266 drivers/media/platform/exynos4-is/fimc-lite.c, line 463 drivers/media/platform/exynos4-is/fimc-m2m.c, line 231 drivers/media/platform/mem2mem_testdev.c, line 814 drivers/media/platform/s5p-jpeg/jpeg-core.c, line 2210 drivers/media/platform/vsp1/vsp1_video.c, line 887 drivers/media/usb/airspy/airspy.c, line 611 drivers/media/usb/em28xx/em28xx-vbi.c, line 102 drivers/media/usb/em28xx/em28xx-video.c, line 1066 drivers/media/usb/go7007/go7007-v4l2.c, line 484 drivers/media/usb/hackrf/hackrf.c, line 579 drivers/media/usb/msi2500/msi2500.c, line 884 drivers/media/usb/pwc/pwc-if.c, line 708 drivers/media/usb/s2255/s2255drv.c, line 725 drivers/media/usb/stk1160/stk1160-v4l.c, line 597 drivers/media/v4l2-core/videobuf2-core.c, line 3507 drivers/media/v4l2-core/videobuf2-core.c, line 3511 include/media/videobuf2-core.h, line 647