1 // SPDX-License-Identifier: GPL-2.0-or-later 2 /* 3 */ 4 5 #include "bochs.h" 6 7 /* ---------------------------------------------------------------------- */ 8 bochs_mm_init(struct bochs_device * bochs)9int bochs_mm_init(struct bochs_device *bochs) 10 { 11 struct drm_vram_mm *vmm; 12 13 vmm = drm_vram_helper_alloc_mm(bochs->dev, bochs->fb_base, 14 bochs->fb_size); 15 return PTR_ERR_OR_ZERO(vmm); 16 } 17 bochs_mm_fini(struct bochs_device * bochs)18void bochs_mm_fini(struct bochs_device *bochs) 19 { 20 if (!bochs->dev->vram_mm) 21 return; 22 23 drm_vram_helper_release_mm(bochs->dev); 24 } 25