Extern or forward variable declaration at include/media/v4l2-mem2mem.h, line 49 References: drivers/media/platform/allegro-dvt/allegro-core.c, line 131 drivers/media/platform/exynos-gsc/gsc-core.h, line 212 drivers/media/platform/exynos4-is/fimc-core.h, line 273 drivers/media/platform/imx-pxp.c, line 199 drivers/media/platform/meson/ge2d/ge2d.c, line 87 drivers/media/platform/mtk-mdp/mtk_mdp_core.h, line 158 drivers/media/platform/mx2_emmaprp.c, line 206 drivers/media/platform/rcar_fdp1.c, line 576 drivers/media/platform/rcar_jpu.c, line 210 drivers/media/platform/sti/bdisp/bdisp.h, line 138 drivers/media/platform/sti/delta/delta.h, line 496 drivers/media/platform/sti/hva/hva.h, line 343 drivers/media/platform/ti-vpe/vpe.c, line 375 drivers/media/test-drivers/vicodec/vicodec-core.c, line 101 drivers/media/test-drivers/vim2m.c, line 200 drivers/media/v4l2-core/v4l2-mem2mem.c, line 94 drivers/media/v4l2-core/v4l2-mem2mem.c, line 232 drivers/media/v4l2-core/v4l2-mem2mem.c, line 255 drivers/media/v4l2-core/v4l2-mem2mem.c, line 296 drivers/media/v4l2-core/v4l2-mem2mem.c, line 387 drivers/media/v4l2-core/v4l2-mem2mem.c, line 400 drivers/media/v4l2-core/v4l2-mem2mem.c, line 401 drivers/media/v4l2-core/v4l2-mem2mem.c, line 417 drivers/media/v4l2-core/v4l2-mem2mem.c, line 447 drivers/media/v4l2-core/v4l2-mem2mem.c, line 468 drivers/media/v4l2-core/v4l2-mem2mem.c, line 483 drivers/media/v4l2-core/v4l2-mem2mem.c, line 505 drivers/media/v4l2-core/v4l2-mem2mem.c, line 543 drivers/media/v4l2-core/v4l2-mem2mem.c, line 559 drivers/media/v4l2-core/v4l2-mem2mem.c, line 842 drivers/media/v4l2-core/v4l2-mem2mem.c, line 970 drivers/media/v4l2-core/v4l2-mem2mem.c, line 988 drivers/media/v4l2-core/v4l2-mem2mem.c, line 1045 drivers/media/v4l2-core/v4l2-mem2mem.c, line 1137 drivers/media/v4l2-core/v4l2-mem2mem.c, line 1139 drivers/media/v4l2-core/v4l2-mem2mem.c, line 1158 drivers/media/v4l2-core/v4l2-mem2mem.c, line 1164 drivers/media/v4l2-core/v4l2-mem2mem.c, line 1502 drivers/staging/media/hantro/hantro.h, line 182 drivers/staging/media/imx/imx-media-csc-scaler.c, line 38 drivers/staging/media/sunxi/cedrus/cedrus.h, line 180 include/media/v4l2-mem2mem.h, line 49 include/media/v4l2-mem2mem.h, line 111 include/media/v4l2-mem2mem.h, line 142 include/media/v4l2-mem2mem.h, line 191 include/media/v4l2-mem2mem.h, line 217 include/media/v4l2-mem2mem.h, line 316 include/media/v4l2-mem2mem.h, line 327 include/media/v4l2-mem2mem.h, line 507 include/media/v4l2-mem2mem.h, line 510 include/media/v4l2-mem2mem.h, line 511 include/media/v4l2-mem2mem.h, line 515 include/media/v4l2-mem2mem.h, line 520 include/media/v4l2-mem2mem.h, line 534 include/media/v4l2-mem2mem.h, line 546