Function prototype or declaration at include/drm/drm_prime.h, line 64 References: drivers/gpu/drm/amd/amdgpu/amdgpu_prime.c, line 142 drivers/gpu/drm/arc/arcpgu_drv.c, line 183 drivers/gpu/drm/arm/hdlcd_drv.c, line 258 drivers/gpu/drm/arm/malidp_drv.c, line 336 drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_dc.c, line 757 drivers/gpu/drm/drm_prime.c, line 446 drivers/gpu/drm/drm_prime.c, line 464 drivers/gpu/drm/etnaviv/etnaviv_drv.c, line 496 drivers/gpu/drm/exynos/exynos_drm_drv.c, line 150 drivers/gpu/drm/fsl-dcu/fsl_dcu_drm_drv.c, line 172 drivers/gpu/drm/hisilicon/kirin/kirin_drm_drv.c, line 163 drivers/gpu/drm/imx/imx-drm-core.c, line 189 drivers/gpu/drm/mediatek/mtk_drm_drv.c, line 299 drivers/gpu/drm/meson/meson_drv.c, line 110 drivers/gpu/drm/msm/msm_drv.c, line 841 drivers/gpu/drm/mxsfb/mxsfb_drv.c, line 342 drivers/gpu/drm/nouveau/nouveau_drm.c, line 985 drivers/gpu/drm/pl111/pl111_drv.c, line 173 drivers/gpu/drm/qxl/qxl_drv.c, line 271 drivers/gpu/drm/radeon/radeon_prime.c, line 132 drivers/gpu/drm/rcar-du/rcar_du_drv.c, line 245 drivers/gpu/drm/rockchip/rockchip_drm_drv.c, line 238 drivers/gpu/drm/shmobile/shmob_drm_drv.c, line 141 drivers/gpu/drm/sti/sti_drv.c, line 185 drivers/gpu/drm/stm/drv.c, line 67 drivers/gpu/drm/sun4i/sun4i_drv.c, line 58 drivers/gpu/drm/tilcdc/tilcdc_drv.c, line 549 drivers/gpu/drm/vc4/vc4_bo.c, line 489 drivers/gpu/drm/vgem/vgem_drv.c, line 453 drivers/gpu/drm/virtio/virtgpu_drv.c, line 131 drivers/gpu/drm/xilinx/xilinx_drm_drv.c, line 353 drivers/gpu/drm/xlnx/xlnx_drv.c, line 198 drivers/gpu/drm/zocl/zocl_drv.c, line 158 drivers/gpu/drm/zte/zx_drm_drv.c, line 67 drivers/staging/vboxvideo/vbox_drv.c, line 251 include/drm/drm_prime.h, line 64 include/drm/tinydrm/tinydrm.h, line 53