1 /* 2 * Copyright (C) 2015 Free Electrons 3 * Copyright (C) 2015 NextThing Co 4 * 5 * Maxime Ripard <maxime.ripard@free-electrons.com> 6 * 7 * This program is free software; you can redistribute it and/or 8 * modify it under the terms of the GNU General Public License as 9 * published by the Free Software Foundation; either version 2 of 10 * the License, or (at your option) any later version. 11 */ 12 13 #include <drm/drm_atomic_helper.h> 14 #include <drm/drm_fb_cma_helper.h> 15 #include <drm/drmP.h> 16 17 #include "sun4i_drv.h" 18 #include "sun4i_framebuffer.h" 19 sun4i_de_output_poll_changed(struct drm_device * drm)20static void sun4i_de_output_poll_changed(struct drm_device *drm) 21 { 22 struct sun4i_drv *drv = drm->dev_private; 23 24 drm_fbdev_cma_hotplug_event(drv->fbdev); 25 } 26 27 static const struct drm_mode_config_funcs sun4i_de_mode_config_funcs = { 28 .output_poll_changed = sun4i_de_output_poll_changed, 29 .atomic_check = drm_atomic_helper_check, 30 .atomic_commit = drm_atomic_helper_commit, 31 .fb_create = drm_fb_cma_create, 32 }; 33 sun4i_framebuffer_init(struct drm_device * drm)34struct drm_fbdev_cma *sun4i_framebuffer_init(struct drm_device *drm) 35 { 36 drm_mode_config_reset(drm); 37 38 drm->mode_config.max_width = 8192; 39 drm->mode_config.max_height = 8192; 40 41 drm->mode_config.funcs = &sun4i_de_mode_config_funcs; 42 43 return drm_fbdev_cma_init(drm, 32, drm->mode_config.num_connector); 44 } 45 sun4i_framebuffer_free(struct drm_device * drm)46void sun4i_framebuffer_free(struct drm_device *drm) 47 { 48 struct sun4i_drv *drv = drm->dev_private; 49 50 drm_fbdev_cma_fini(drv->fbdev); 51 } 52