Function at include/drm/drm_fb_helper.h, line 570 References: drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c, line 595 drivers/gpu/drm/bochs/bochs_drv.c, line 156 drivers/gpu/drm/cirrus/cirrus_drv.c, line 60 drivers/gpu/drm/i915/i915_drv.c, line 757 drivers/gpu/drm/mgag200/mgag200_drv.c, line 60 drivers/gpu/drm/mgag200/mgag200_main.c, line 138 drivers/gpu/drm/nouveau/nouveau_drm.c, line 506 drivers/gpu/drm/radeon/radeon_drv.c, line 334 drivers/gpu/drm/sun4i/sun4i_drv.c, line 75 drivers/gpu/drm/vc4/vc4_drv.c, line 265 drivers/gpu/drm/virtio/virtgpu_drm_bus.c, line 46 include/drm/drm_fb_helper.h, line 570