Function prototype or declaration at include/drm/drm_drv.h, line 624 References: drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c, line 876 drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c, line 886 drivers/gpu/drm/arm/hdlcd_drv.c, line 338 drivers/gpu/drm/arm/hdlcd_drv.c, line 365 drivers/gpu/drm/arm/malidp_drv.c, line 804 drivers/gpu/drm/arm/malidp_drv.c, line 838 drivers/gpu/drm/armada/armada_drv.c, line 160 drivers/gpu/drm/armada/armada_drv.c, line 179 drivers/gpu/drm/drm_client.c, line 152 drivers/gpu/drm/drm_drv.c, line 252 drivers/gpu/drm/drm_drv.c, line 261 drivers/gpu/drm/drm_drv.c, line 320 drivers/gpu/drm/drm_drv.c, line 387 drivers/gpu/drm/drm_drv.c, line 699 drivers/gpu/drm/drm_drv.c, line 704 drivers/gpu/drm/drm_drv.c, line 715 drivers/gpu/drm/drm_pci.c, line 277 drivers/gpu/drm/drm_prime.c, line 393 drivers/gpu/drm/exynos/exynos_drm_drv.c, line 414 drivers/gpu/drm/exynos/exynos_drm_drv.c, line 436 drivers/gpu/drm/i915/i915_pci.c, line 683 drivers/gpu/drm/imx/imx-drm-core.c, line 293 drivers/gpu/drm/imx/imx-drm-core.c, line 313 drivers/gpu/drm/mediatek/mtk_drm_drv.c, line 384 drivers/gpu/drm/mediatek/mtk_drm_drv.c, line 393 drivers/gpu/drm/mediatek/mtk_drm_drv.c, line 567 drivers/gpu/drm/meson/meson_drv.c, line 303 drivers/gpu/drm/meson/meson_drv.c, line 322 drivers/gpu/drm/pl111/pl111_drv.c, line 338 drivers/gpu/drm/pl111/pl111_drv.c, line 355 drivers/gpu/drm/sti/sti_drv.c, line 252 drivers/gpu/drm/sti/sti_drv.c, line 262 drivers/gpu/drm/stm/drv.c, line 160 drivers/gpu/drm/stm/drv.c, line 173 drivers/gpu/drm/sun4i/sun4i_drv.c, line 147 drivers/gpu/drm/sun4i/sun4i_drv.c, line 160 drivers/gpu/drm/tilcdc/tilcdc_drv.c, line 222 drivers/gpu/drm/v3d/v3d_drv.c, line 319 drivers/gpu/drm/v3d/v3d_drv.c, line 336 drivers/gpu/drm/vc4/vc4_drv.c, line 317 drivers/gpu/drm/vc4/vc4_drv.c, line 334 drivers/gpu/drm/vkms/vkms_drv.c, line 145 drivers/staging/vboxvideo/vbox_drv.c, line 85 drivers/staging/vboxvideo/vbox_drv.c, line 96 include/drm/drm_drv.h, line 624