Extern or forward variable declaration at include/media/v4l2-mem2mem.h, line 56 References: drivers/media/platform/exynos-gsc/gsc-core.h, line 218 drivers/media/platform/exynos4-is/fimc-core.h, line 275 drivers/media/platform/m2m-deinterlace.c, line 138 drivers/media/platform/mtk-mdp/mtk_mdp_core.h, line 168 drivers/media/platform/mx2_emmaprp.c, line 213 drivers/media/platform/rcar_fdp1.c, line 578 drivers/media/platform/rcar_jpu.c, line 214 drivers/media/platform/sh_veu.c, line 111 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 376 drivers/media/platform/vim2m.c, line 150 drivers/media/v4l2-core/v4l2-mem2mem.c, line 61 drivers/media/v4l2-core/v4l2-mem2mem.c, line 170 drivers/media/v4l2-core/v4l2-mem2mem.c, line 190 drivers/media/v4l2-core/v4l2-mem2mem.c, line 217 drivers/media/v4l2-core/v4l2-mem2mem.c, line 294 drivers/media/v4l2-core/v4l2-mem2mem.c, line 319 drivers/media/v4l2-core/v4l2-mem2mem.c, line 466 drivers/media/v4l2-core/v4l2-mem2mem.c, line 598 drivers/media/v4l2-core/v4l2-mem2mem.c, line 600 drivers/media/v4l2-core/v4l2-mem2mem.c, line 619 drivers/media/v4l2-core/v4l2-mem2mem.c, line 625 include/media/v4l2-mem2mem.h, line 56 include/media/v4l2-mem2mem.h, line 102 include/media/v4l2-mem2mem.h, line 133 include/media/v4l2-mem2mem.h, line 182 include/media/v4l2-mem2mem.h, line 329 include/media/v4l2-mem2mem.h, line 338 include/media/v4l2-mem2mem.h, line 350