Extern or forward variable declaration at include/media/v4l2-device.h, line 18 References: drivers/input/touchscreen/sur40.c, line 215 drivers/media/common/saa7146/saa7146_fops.c, line 466 drivers/media/dvb-frontends/au8522_decoder.c, line 676 drivers/media/dvb-frontends/au8522_priv.h, line 66 drivers/media/dvb-frontends/rtl2832_sdr.c, line 142 drivers/media/i2c/ad5820.c, line 44 drivers/media/i2c/ad9389b.c, line 71 drivers/media/i2c/ad9389b.c, line 1088 drivers/media/i2c/adv7180.c, line 202 drivers/media/i2c/adv7183.c, line 26 drivers/media/i2c/adv7183.c, line 529 drivers/media/i2c/adv7343.c, line 47 drivers/media/i2c/adv7393.c, line 49 drivers/media/i2c/adv7511-v4l2.c, line 86 drivers/media/i2c/adv7511-v4l2.c, line 1793 drivers/media/i2c/adv7604.c, line 178 drivers/media/i2c/adv7604.c, line 3409 drivers/media/i2c/adv7842.c, line 92 drivers/media/i2c/adv7842.c, line 3461 drivers/media/i2c/ak7375.c, line 34 drivers/media/i2c/ak7375.c, line 116 drivers/media/i2c/bt819.c, line 42 drivers/media/i2c/cs5345.c, line 28 drivers/media/i2c/cs53l32a.c, line 33 drivers/media/i2c/cx25840/cx25840-core.h, line 74 drivers/media/i2c/dw9714.c, line 35 drivers/media/i2c/dw9714.c, line 114 drivers/media/i2c/dw9768.c, line 103 drivers/media/i2c/dw9768.c, line 396 drivers/media/i2c/dw9807-vcm.c, line 42 drivers/media/i2c/dw9807-vcm.c, line 159 drivers/media/i2c/et8ek8/et8ek8_driver.c, line 51 drivers/media/i2c/hi556.c, line 481 drivers/media/i2c/hi556.c, line 687 drivers/media/i2c/imx208.c, line 274 drivers/media/i2c/imx208.c, line 865 drivers/media/i2c/imx219.c, line 551 drivers/media/i2c/imx219.c, line 1279 drivers/media/i2c/imx258.c, line 607 drivers/media/i2c/imx258.c, line 1151 drivers/media/i2c/imx274.c, line 543 drivers/media/i2c/imx290.c, line 80 drivers/media/i2c/imx319.c, line 118 drivers/media/i2c/imx319.c, line 2263 drivers/media/i2c/imx355.c, line 104 drivers/media/i2c/imx355.c, line 1563 drivers/media/i2c/lm3560.c, line 60 drivers/media/i2c/lm3560.c, line 284 drivers/media/i2c/lm3646.c, line 71 drivers/media/i2c/lm3646.c, line 206 drivers/media/i2c/max2175.c, line 268 drivers/media/i2c/max2175.c, line 304 drivers/media/i2c/max2175.c, line 1277 drivers/media/i2c/max9286.c, line 171 drivers/media/i2c/ml86v7667.c, line 87 drivers/media/i2c/msp3400-driver.c, line 670 drivers/media/i2c/msp3400-driver.h, line 63 drivers/media/i2c/mt9m001.c, line 90 drivers/media/i2c/mt9m032.c, line 139 drivers/media/i2c/mt9m111.c, line 231 drivers/media/i2c/mt9p031.c, line 137 drivers/media/i2c/mt9t001.c, line 128 drivers/media/i2c/mt9v011.c, line 55 drivers/media/i2c/mt9v032.c, line 193 drivers/media/i2c/mt9v111.c, line 132 drivers/media/i2c/noon010pc30.c, line 131 drivers/media/i2c/ov13858.c, line 1033 drivers/media/i2c/ov13858.c, line 1590 drivers/media/i2c/ov2640.c, line 301 drivers/media/i2c/ov2740.c, line 322 drivers/media/i2c/ov2740.c, line 525 drivers/media/i2c/ov5640.c, line 200 drivers/media/i2c/ov5640.c, line 2744 drivers/media/i2c/ov5647.c, line 105 drivers/media/i2c/ov5648.c, line 641 drivers/media/i2c/ov5648.c, line 2036 drivers/media/i2c/ov5670.c, line 1819 drivers/media/i2c/ov5670.c, line 2065 drivers/media/i2c/ov5675.c, line 479 drivers/media/i2c/ov5675.c, line 738 drivers/media/i2c/ov6650.c, line 180 drivers/media/i2c/ov7670.c, line 224 drivers/media/i2c/ov772x.c, line 418 drivers/media/i2c/ov8856.c, line 1386 drivers/media/i2c/ov8856.c, line 1835 drivers/media/i2c/ov8865.c, line 656 drivers/media/i2c/ov8865.c, line 2425 drivers/media/i2c/ov9650.c, line 203 drivers/media/i2c/ov9650.c, line 992 drivers/media/i2c/ov9734.c, line 320 drivers/media/i2c/ov9734.c, line 520 drivers/media/i2c/rj54n1cb0c.c, line 153 drivers/media/i2c/s5c73m3/s5c73m3-ctrls.c, line 447 drivers/media/i2c/s5k4ecgx.c, line 183 drivers/media/i2c/s5k4ecgx.c, line 908 drivers/media/i2c/s5k5baf.c, line 255 drivers/media/i2c/s5k5baf.c, line 1638 drivers/media/i2c/s5k6aa.c, line 204 drivers/media/i2c/s5k6aa.c, line 1373 drivers/media/i2c/saa6752hs.c, line 83 drivers/media/i2c/saa6752hs.c, line 667 drivers/media/i2c/saa7110.c, line 43 drivers/media/i2c/saa7115.c, line 73 drivers/media/i2c/saa7115.c, line 1812 drivers/media/i2c/saa717x.c, line 45 drivers/media/i2c/saa717x.c, line 1235 drivers/media/i2c/sr030pc30.c, line 142 drivers/media/i2c/sr030pc30.c, line 683 drivers/media/i2c/tc358743.c, line 75 drivers/media/i2c/tda1997x.c, line 258 drivers/media/i2c/tda1997x.c, line 2510 drivers/media/i2c/tda7432.c, line 64 drivers/media/i2c/tlv320aic23b.c, line 32 drivers/media/i2c/tvaudio.c, line 114 drivers/media/i2c/tvp514x.c, line 99 drivers/media/i2c/tvp5150.c, line 79 drivers/media/i2c/tvp7002.c, line 408 drivers/media/i2c/tw2804.c, line 29 drivers/media/i2c/tw9903.c, line 29 drivers/media/i2c/tw9903.c, line 197 drivers/media/i2c/tw9906.c, line 20 drivers/media/i2c/tw9906.c, line 165 drivers/media/i2c/vpx3220.c, line 34 drivers/media/i2c/vs6624.c, line 29 drivers/media/i2c/vs6624.c, line 746 drivers/media/i2c/wm8739.c, line 42 drivers/media/i2c/wm8775.c, line 45 drivers/media/pci/bt8xx/bttv-driver.c, line 3973 drivers/media/pci/bt8xx/bttvp.h, line 400 drivers/media/pci/bt8xx/bttvp.h, line 401 drivers/media/pci/cx18/cx18-av-core.h, line 85 drivers/media/pci/cx23885/cx23885-core.c, line 2119 drivers/media/pci/cx23885/cx23885.h, line 355 drivers/media/pci/cx25821/cx25821-video.c, line 680 drivers/media/pci/cx25821/cx25821.h, line 199 drivers/media/pci/cx88/cx88.h, line 357 drivers/media/pci/cx88/cx88.h, line 359 drivers/media/pci/ivtv/ivtv-driver.c, line 1213 drivers/media/pci/ivtv/ivtv-driver.h, line 643 drivers/media/pci/saa7134/saa7134-empress.c, line 244 drivers/media/pci/saa7134/saa7134-video.c, line 2043 drivers/media/pci/saa7134/saa7134.h, line 626 drivers/media/pci/saa7134/saa7134.h, line 631 drivers/media/pci/saa7134/saa7134.h, line 659 drivers/media/pci/saa7146/mxb.c, line 221 drivers/media/pci/saa7164/saa7164-encoder.c, line 999 drivers/media/pci/saa7164/saa7164.h, line 372 drivers/media/pci/solo6x10/solo6x10-v4l2-enc.c, line 1213 drivers/media/pci/solo6x10/solo6x10.h, line 142 drivers/media/pci/solo6x10/solo6x10.h, line 225 drivers/media/pci/sta2x11/sta2x11_vip.c, line 119 drivers/media/pci/tw5864/tw5864-video.c, line 1102 drivers/media/pci/tw5864/tw5864.h, line 90 drivers/media/pci/tw68/tw68-video.c, line 909 drivers/media/pci/tw68/tw68.h, line 139 drivers/media/pci/tw686x/tw686x.h, line 88 drivers/media/platform/allegro-dvt/allegro-core.c, line 182 drivers/media/platform/allegro-dvt/allegro-core.c, line 2881 drivers/media/platform/aspeed-video.c, line 213 drivers/media/platform/atmel/atmel-isc-base.c, line 1952 drivers/media/platform/atmel/atmel-sama5d2-isc.c, line 236 drivers/media/platform/atmel/atmel-sama7g5-isc.c, line 255 drivers/media/platform/coda/coda.h, line 247 drivers/media/platform/exynos-gsc/gsc-core.h, line 379 drivers/media/platform/exynos4-is/fimc-core.c, line 577 drivers/media/platform/exynos4-is/fimc-core.h, line 445 drivers/media/platform/exynos4-is/fimc-is.h, line 275 drivers/media/platform/exynos4-is/fimc-isp.c, line 696 drivers/media/platform/exynos4-is/fimc-isp.h, line 67 drivers/media/platform/exynos4-is/fimc-lite.c, line 1388 drivers/media/platform/exynos4-is/fimc-lite.h, line 153 drivers/media/platform/fsl-viu.c, line 111 drivers/media/platform/imx-pxp.c, line 206 drivers/media/platform/imx-pxp.c, line 1509 drivers/media/platform/meson/ge2d/ge2d.c, line 75 drivers/media/platform/mtk-jpeg/mtk_jpeg_core.c, line 173 drivers/media/platform/mtk-jpeg/mtk_jpeg_core.h, line 162 drivers/media/platform/mtk-mdp/mtk_mdp_core.h, line 209 drivers/media/platform/mtk-vcodec/mtk_vcodec_drv.h, line 287 drivers/media/platform/mtk-vcodec/mtk_vcodec_enc.c, line 1233 drivers/media/platform/omap/omap_vout.c, line 1312 drivers/media/platform/qcom/camss/camss-csid.h, line 160 drivers/media/platform/qcom/venus/core.h, line 399 drivers/media/platform/rcar-vin/rcar-vin.h, line 214 drivers/media/platform/rcar_drif.c, line 224 drivers/media/platform/rcar_fdp1.c, line 583 drivers/media/platform/rcar_jpu.c, line 283 drivers/media/platform/rockchip/rga/rga.h, line 53 drivers/media/platform/s3c-camif/camif-capture.c, line 1543 drivers/media/platform/s3c-camif/camif-core.h, line 216 drivers/media/platform/s3c-camif/camif-core.h, line 287 drivers/media/platform/s5p-g2d/g2d.h, line 58 drivers/media/platform/s5p-jpeg/jpeg-core.h, line 239 drivers/media/platform/s5p-mfc/s5p_mfc_common.h, line 310 drivers/media/platform/s5p-mfc/s5p_mfc_common.h, line 311 drivers/media/platform/s5p-mfc/s5p_mfc_common.h, line 721 drivers/media/platform/sti/bdisp/bdisp.h, line 123 drivers/media/platform/sti/hva/hva.h, line 250 drivers/media/platform/sunxi/sun6i-csi/sun6i_csi.h, line 37 drivers/media/platform/sunxi/sun8i-rotate/sun8i-rotate.h, line 111 drivers/media/platform/ti-vpe/cal-video.c, line 854 drivers/media/platform/ti-vpe/cal-video.c, line 942 drivers/media/platform/ti-vpe/cal.h, line 198 drivers/media/platform/ti-vpe/vpe.c, line 398 drivers/media/platform/ti-vpe/vpe.c, line 2273 drivers/media/platform/via-camera.c, line 62 drivers/media/platform/vsp1/vsp1_rwpf.h, line 35 drivers/media/radio/dsbr100.c, line 69 drivers/media/radio/radio-cadet.c, line 68 drivers/media/radio/radio-cadet.c, line 593 drivers/media/radio/radio-isa.h, line 26 drivers/media/radio/radio-keene.c, line 52 drivers/media/radio/radio-keene.c, line 299 drivers/media/radio/radio-ma901.c, line 77 drivers/media/radio/radio-miropcm20.c, line 65 drivers/media/radio/radio-miropcm20.c, line 436 drivers/media/radio/radio-mr800.c, line 121 drivers/media/radio/radio-sf16fmi.c, line 50 drivers/media/radio/radio-sf16fmi.c, line 276 drivers/media/radio/radio-si476x.c, line 305 drivers/media/radio/radio-si476x.c, line 322 drivers/media/radio/radio-tea5764.c, line 132 drivers/media/radio/radio-tea5764.c, line 419 drivers/media/radio/radio-tea5777.h, line 69 drivers/media/radio/radio-wl1273.c, line 73 drivers/media/radio/saa7706h.c, line 118 drivers/media/radio/si470x/radio-si470x.h, line 138 drivers/media/radio/si4713/si4713.c, line 1433 drivers/media/radio/wl128x/fmdrv.h, line 223 drivers/media/test-drivers/vicodec/vicodec-core.c, line 122 drivers/media/test-drivers/vicodec/vicodec-core.c, line 1826 drivers/media/test-drivers/vicodec/vicodec-core.c, line 1951 drivers/media/test-drivers/vim2m.c, line 207 drivers/media/test-drivers/vim2m.c, line 1173 drivers/media/test-drivers/vimc/vimc-debayer.c, line 42 drivers/media/test-drivers/vimc/vimc-sensor.c, line 32 drivers/media/test-drivers/vivid/vivid-core.h, line 138 drivers/media/test-drivers/vivid/vivid-core.h, line 139 drivers/media/test-drivers/vivid/vivid-core.h, line 140 drivers/media/test-drivers/vivid/vivid-core.h, line 141 drivers/media/test-drivers/vivid/vivid-core.h, line 142 drivers/media/test-drivers/vivid/vivid-core.h, line 143 drivers/media/test-drivers/vivid/vivid-core.h, line 144 drivers/media/test-drivers/vivid/vivid-core.h, line 146 drivers/media/test-drivers/vivid/vivid-core.h, line 148 drivers/media/test-drivers/vivid/vivid-core.h, line 150 drivers/media/test-drivers/vivid/vivid-core.h, line 152 drivers/media/test-drivers/vivid/vivid-core.h, line 154 drivers/media/test-drivers/vivid/vivid-core.h, line 156 drivers/media/test-drivers/vivid/vivid-core.h, line 158 drivers/media/test-drivers/vivid/vivid-core.h, line 160 drivers/media/test-drivers/vivid/vivid-core.h, line 162 drivers/media/test-drivers/vivid/vivid-core.h, line 164 drivers/media/test-drivers/vivid/vivid-ctrls.c, line 1518 drivers/media/test-drivers/vivid/vivid-ctrls.c, line 1519 drivers/media/test-drivers/vivid/vivid-ctrls.c, line 1520 drivers/media/test-drivers/vivid/vivid-ctrls.c, line 1521 drivers/media/test-drivers/vivid/vivid-ctrls.c, line 1522 drivers/media/test-drivers/vivid/vivid-ctrls.c, line 1523 drivers/media/test-drivers/vivid/vivid-ctrls.c, line 1524 drivers/media/test-drivers/vivid/vivid-ctrls.c, line 1525 drivers/media/test-drivers/vivid/vivid-ctrls.c, line 1526 drivers/media/test-drivers/vivid/vivid-ctrls.c, line 1527 drivers/media/test-drivers/vivid/vivid-ctrls.c, line 1528 drivers/media/test-drivers/vivid/vivid-ctrls.c, line 1529 drivers/media/test-drivers/vivid/vivid-ctrls.c, line 1530 drivers/media/test-drivers/vivid/vivid-ctrls.c, line 1531 drivers/media/test-drivers/vivid/vivid-ctrls.c, line 1532 drivers/media/test-drivers/vivid/vivid-ctrls.c, line 1533 drivers/media/test-drivers/vivid/vivid-ctrls.c, line 1534 drivers/media/tuners/msi001.c, line 35 drivers/media/usb/airspy/airspy.c, line 135 drivers/media/usb/au0828/au0828.h, line 195 drivers/media/usb/cpia2/cpia2.h, line 358 drivers/media/usb/cpia2/cpia2_v4l.c, line 1067 drivers/media/usb/cx231xx/cx231xx.h, line 584 drivers/media/usb/cx231xx/cx231xx.h, line 585 drivers/media/usb/em28xx/em28xx-video.c, line 2525 drivers/media/usb/em28xx/em28xx.h, line 556 drivers/media/usb/go7007/go7007-priv.h, line 165 drivers/media/usb/go7007/go7007-v4l2.c, line 1018 drivers/media/usb/go7007/s2250-board.c, line 113 drivers/media/usb/gspca/conex.c, line 898 drivers/media/usb/gspca/cpia1.c, line 1809 drivers/media/usb/gspca/dtcs033.c, line 218 drivers/media/usb/gspca/etoms.c, line 721 drivers/media/usb/gspca/gspca.h, line 167 drivers/media/usb/gspca/jeilinj.c, line 430 drivers/media/usb/gspca/konica.c, line 414 drivers/media/usb/gspca/mars.c, line 193 drivers/media/usb/gspca/mr97310a.c, line 917 drivers/media/usb/gspca/nw80x.c, line 2002 drivers/media/usb/gspca/ov519.c, line 4884 drivers/media/usb/gspca/ov534.c, line 51 drivers/media/usb/gspca/ov534.c, line 1207 drivers/media/usb/gspca/ov534_9.c, line 1743 drivers/media/usb/gspca/pac207.c, line 248 drivers/media/usb/gspca/pac7302.c, line 634 drivers/media/usb/gspca/pac7311.c, line 404 drivers/media/usb/gspca/se401.c, line 647 drivers/media/usb/gspca/sn9c2028.c, line 306 drivers/media/usb/gspca/sn9c20x.c, line 1713 drivers/media/usb/gspca/sonixb.c, line 1001 drivers/media/usb/gspca/sonixj.c, line 1620 drivers/media/usb/gspca/spca1528.c, line 373 drivers/media/usb/gspca/spca500.c, line 909 drivers/media/usb/gspca/spca501.c, line 1969 drivers/media/usb/gspca/spca505.c, line 736 drivers/media/usb/gspca/spca506.c, line 539 drivers/media/usb/gspca/spca508.c, line 1469 drivers/media/usb/gspca/spca561.c, line 791 drivers/media/usb/gspca/spca561.c, line 814 drivers/media/usb/gspca/sq930x.c, line 1089 drivers/media/usb/gspca/stk014.c, line 374 drivers/media/usb/gspca/stk1135.c, line 590 drivers/media/usb/gspca/sunplus.c, line 953 drivers/media/usb/gspca/t613.c, line 948 drivers/media/usb/gspca/topro.c, line 4882 drivers/media/usb/gspca/touptek.c, line 623 drivers/media/usb/gspca/tv8532.c, line 306 drivers/media/usb/gspca/vc032x.c, line 3701 drivers/media/usb/gspca/vicam.c, line 290 drivers/media/usb/gspca/xirlink_cit.c, line 3001 drivers/media/usb/gspca/zc3xx.c, line 6418 drivers/media/usb/hackrf/hackrf.c, line 152 drivers/media/usb/hackrf/hackrf.c, line 158 drivers/media/usb/hdpvr/hdpvr-video.c, line 1164 drivers/media/usb/hdpvr/hdpvr.h, line 67 drivers/media/usb/msi2500/msi2500.c, line 135 drivers/media/usb/pwc/pwc-v4l.c, line 152 drivers/media/usb/pwc/pwc.h, line 284 drivers/media/usb/s2255/s2255drv.c, line 207 drivers/media/usb/stk1160/stk1160.h, line 112 drivers/media/usb/stkwebcam/stk-webcam.c, line 1272 drivers/media/usb/stkwebcam/stk-webcam.h, line 77 drivers/media/usb/tm6000/tm6000.h, line 214 drivers/media/usb/tm6000/tm6000.h, line 215 drivers/media/usb/usbtv/usbtv.h, line 92 drivers/media/usb/zr364xx/zr364xx.c, line 160 drivers/media/usb/zr364xx/zr364xx.c, line 1407 drivers/media/v4l2-core/v4l2-common.c, line 445 drivers/media/v4l2-core/v4l2-ctrls-api.c, line 204 drivers/media/v4l2-core/v4l2-ctrls-api.c, line 336 drivers/media/v4l2-core/v4l2-ctrls-api.c, line 351 drivers/media/v4l2-core/v4l2-ctrls-api.c, line 450 drivers/media/v4l2-core/v4l2-ctrls-api.c, line 515 drivers/media/v4l2-core/v4l2-ctrls-api.c, line 650 drivers/media/v4l2-core/v4l2-ctrls-api.c, line 669 drivers/media/v4l2-core/v4l2-ctrls-api.c, line 679 drivers/media/v4l2-core/v4l2-ctrls-api.c, line 723 drivers/media/v4l2-core/v4l2-ctrls-api.c, line 781 drivers/media/v4l2-core/v4l2-ctrls-api.c, line 940 drivers/media/v4l2-core/v4l2-ctrls-api.c, line 1037 drivers/media/v4l2-core/v4l2-ctrls-api.c, line 1074 drivers/staging/media/atomisp/i2c/atomisp-lm3554.c, line 66 drivers/staging/media/atomisp/i2c/atomisp-ov2722.c, line 1192 drivers/staging/media/atomisp/i2c/gc0310.h, line 149 drivers/staging/media/atomisp/i2c/gc2235.h, line 160 drivers/staging/media/atomisp/i2c/mt9m114.h, line 256 drivers/staging/media/atomisp/i2c/ov2680.h, line 174 drivers/staging/media/atomisp/i2c/ov2722.h, line 214 drivers/staging/media/atomisp/i2c/ov5693/ov5693.h, line 227 drivers/staging/media/atomisp/pci/atomisp_subdev.h, line 307 drivers/staging/media/hantro/hantro.h, line 239 drivers/staging/media/imx/imx-ic-prpencvf.c, line 85 drivers/staging/media/imx/imx-ic-prpencvf.c, line 1142 drivers/staging/media/imx/imx-media-capture.c, line 47 drivers/staging/media/imx/imx-media-csc-scaler.c, line 61 drivers/staging/media/imx/imx-media-csc-scaler.c, line 711 drivers/staging/media/imx/imx-media-csi.c, line 108 drivers/staging/media/imx/imx-media-fim.c, line 44 drivers/staging/media/imx/imx-media-fim.c, line 371 drivers/staging/media/imx/imx-media-vdic.c, line 109 drivers/staging/media/imx/imx-media-vdic.c, line 456 drivers/staging/media/ipu3/ipu3-v4l2.c, line 1058 drivers/staging/media/ipu3/ipu3.h, line 94 drivers/staging/media/meson/vdec/vdec.c, line 849 drivers/staging/media/meson/vdec/vdec.h, line 226 drivers/staging/media/rkvdec/rkvdec.h, line 99 drivers/staging/media/sunxi/cedrus/cedrus.c, line 183 drivers/staging/media/sunxi/cedrus/cedrus.h, line 118 drivers/staging/media/tegra-video/vi.h, line 206 drivers/staging/media/zoran/zoran.h, line 207 drivers/staging/vc04_services/bcm2835-camera/controls.c, line 1322 include/media/drv-intf/saa7146.h, line 122 include/media/drv-intf/tea575x.h, line 56 include/media/v4l2-device.h, line 18 include/media/v4l2-device.h, line 55 samples/v4l/v4l2-pci-skeleton.c, line 68 samples/v4l/v4l2-pci-skeleton.c, line 761