Extern or forward variable declaration at include/drm/drm_gem_framebuffer_helper.h, line 12 References: drivers/gpu/drm/arm/malidp_planes.c, line 97 drivers/gpu/drm/arm/malidp_planes.c, line 121 drivers/gpu/drm/arm/malidp_planes.c, line 136 drivers/gpu/drm/arm/malidp_planes.c, line 271 drivers/gpu/drm/arm/malidp_planes.c, line 507 drivers/gpu/drm/arm/malidp_planes.c, line 796 drivers/gpu/drm/arm/malidp_planes.c, line 800 drivers/gpu/drm/ast/ast_mode.c, line 543 drivers/gpu/drm/ast/ast_mode.c, line 576 drivers/gpu/drm/ast/ast_mode.c, line 580 drivers/gpu/drm/ast/ast_mode.c, line 767 drivers/gpu/drm/ast/ast_mode.c, line 800 drivers/gpu/drm/ast/ast_mode.c, line 802 drivers/gpu/drm/drm_gem_atomic_helper.c, line 144 drivers/gpu/drm/drm_gem_atomic_helper.c, line 175 drivers/gpu/drm/drm_gem_atomic_helper.c, line 223 drivers/gpu/drm/drm_gem_atomic_helper.c, line 226 drivers/gpu/drm/drm_gem_atomic_helper.c, line 264 drivers/gpu/drm/drm_gem_atomic_helper.c, line 329 drivers/gpu/drm/drm_gem_atomic_helper.c, line 356 drivers/gpu/drm/drm_gem_atomic_helper.c, line 384 drivers/gpu/drm/drm_gem_atomic_helper.c, line 401 drivers/gpu/drm/drm_gem_atomic_helper.c, line 432 drivers/gpu/drm/drm_gem_atomic_helper.c, line 449 drivers/gpu/drm/drm_mipi_dbi.c, line 304 drivers/gpu/drm/drm_mipi_dbi.c, line 306 drivers/gpu/drm/drm_mipi_dbi.c, line 332 drivers/gpu/drm/gud/gud_pipe.c, line 439 drivers/gpu/drm/gud/gud_pipe.c, line 443 drivers/gpu/drm/gud/gud_pipe.c, line 555 drivers/gpu/drm/gud/gud_pipe.c, line 559 drivers/gpu/drm/hisilicon/kirin/kirin_drm_ade.c, line 762 drivers/gpu/drm/hisilicon/kirin/kirin_drm_ade.c, line 809 drivers/gpu/drm/hyperv/hyperv_drm_modeset.c, line 99 drivers/gpu/drm/hyperv/hyperv_drm_modeset.c, line 113 drivers/gpu/drm/hyperv/hyperv_drm_modeset.c, line 129 drivers/gpu/drm/hyperv/hyperv_drm_modeset.c, line 132 drivers/gpu/drm/imx/imx-drm-core.c, line 81 drivers/gpu/drm/ingenic/ingenic-drm-drv.c, line 251 drivers/gpu/drm/ingenic/ingenic-drm-drv.c, line 367 drivers/gpu/drm/ingenic/ingenic-drm-drv.c, line 369 drivers/gpu/drm/ingenic/ingenic-drm-drv.c, line 463 drivers/gpu/drm/ingenic/ingenic-drm-drv.c, line 559 drivers/gpu/drm/ingenic/ingenic-drm-drv.c, line 560 drivers/gpu/drm/ingenic/ingenic-ipu.c, line 274 drivers/gpu/drm/ingenic/ingenic-ipu.c, line 275 drivers/gpu/drm/ingenic/ingenic-ipu.c, line 291 drivers/gpu/drm/ingenic/ingenic-ipu.c, line 292 drivers/gpu/drm/ingenic/ingenic-ipu.c, line 528 drivers/gpu/drm/ingenic/ingenic-ipu.c, line 530 drivers/gpu/drm/ingenic/ingenic-ipu.c, line 632 drivers/gpu/drm/ingenic/ingenic-ipu.c, line 647 drivers/gpu/drm/mgag200/mgag200_mode.c, line 862 drivers/gpu/drm/mgag200/mgag200_mode.c, line 915 drivers/gpu/drm/mgag200/mgag200_mode.c, line 948 drivers/gpu/drm/mgag200/mgag200_mode.c, line 953 drivers/gpu/drm/omapdrm/omap_fb.c, line 134 drivers/gpu/drm/panel/panel-ilitek-ili9341.c, line 489 drivers/gpu/drm/qxl/qxl_display.c, line 469 drivers/gpu/drm/qxl/qxl_display.c, line 483 drivers/gpu/drm/qxl/qxl_display.c, line 529 drivers/gpu/drm/qxl/qxl_display.c, line 638 drivers/gpu/drm/qxl/qxl_display.c, line 671 drivers/gpu/drm/qxl/qxl_display.c, line 688 drivers/gpu/drm/qxl/qxl_display.c, line 690 drivers/gpu/drm/qxl/qxl_display.c, line 705 drivers/gpu/drm/qxl/qxl_display.c, line 827 drivers/gpu/drm/qxl/qxl_display.c, line 859 drivers/gpu/drm/rockchip/rockchip_drm_vop.c, line 784 drivers/gpu/drm/rockchip/rockchip_drm_vop.c, line 864 drivers/gpu/drm/rockchip/rockchip_drm_vop.c, line 882 drivers/gpu/drm/rockchip/rockchip_drm_vop.c, line 1036 drivers/gpu/drm/rockchip/rockchip_drm_vop.c, line 1069 drivers/gpu/drm/rockchip/rockchip_drm_vop.c, line 1439 drivers/gpu/drm/rockchip/rockchip_drm_vop.c, line 1485 drivers/gpu/drm/tiny/arcpgu.c, line 194 drivers/gpu/drm/tiny/arcpgu.c, line 217 drivers/gpu/drm/tiny/bochs.c, line 412 drivers/gpu/drm/tiny/bochs.c, line 435 drivers/gpu/drm/tiny/bochs.c, line 451 drivers/gpu/drm/tiny/cirrus.c, line 420 drivers/gpu/drm/tiny/cirrus.c, line 432 drivers/gpu/drm/tiny/cirrus.c, line 442 drivers/gpu/drm/tiny/cirrus.c, line 445 drivers/gpu/drm/tiny/gm12u320.c, line 550 drivers/gpu/drm/tiny/gm12u320.c, line 568 drivers/gpu/drm/tiny/gm12u320.c, line 570 drivers/gpu/drm/tiny/repaper.c, line 643 drivers/gpu/drm/tiny/repaper.c, line 838 drivers/gpu/drm/tiny/repaper.c, line 840 drivers/gpu/drm/tiny/simpledrm.c, line 637 drivers/gpu/drm/tiny/simpledrm.c, line 675 drivers/gpu/drm/tiny/simpledrm.c, line 678 drivers/gpu/drm/tiny/st7586.c, line 150 drivers/gpu/drm/tiny/st7586.c, line 152 drivers/gpu/drm/tiny/st7586.c, line 164 drivers/gpu/drm/udl/udl_modeset.c, line 349 drivers/gpu/drm/udl/udl_modeset.c, line 414 drivers/gpu/drm/udl/udl_modeset.c, line 416 drivers/gpu/drm/vboxvideo/vbox_mode.c, line 258 drivers/gpu/drm/vboxvideo/vbox_mode.c, line 278 drivers/gpu/drm/vboxvideo/vbox_mode.c, line 324 drivers/gpu/drm/vboxvideo/vbox_mode.c, line 337 drivers/gpu/drm/vboxvideo/vbox_mode.c, line 389 drivers/gpu/drm/vboxvideo/vbox_mode.c, line 391 drivers/gpu/drm/vboxvideo/vbox_mode.c, line 440 drivers/gpu/drm/vc4/vc4_kms.c, line 547 drivers/gpu/drm/vkms/vkms_plane.c, line 23 drivers/gpu/drm/vkms/vkms_plane.c, line 48 drivers/gpu/drm/vkms/vkms_plane.c, line 97 drivers/gpu/drm/vkms/vkms_plane.c, line 124 drivers/gpu/drm/xen/xen_drm_front_kms.c, line 107 drivers/gpu/drm/xen/xen_drm_front_kms.c, line 178 drivers/gpu/drm/xen/xen_drm_front_kms.c, line 180 drivers/gpu/drm/xen/xen_drm_front_kms.c, line 225 drivers/gpu/drm/xen/xen_drm_front_kms.c, line 243