static int mtk_drm_fb_mmap(struct fb_info *info, struct vm_area_struct *vma)
{
struct drm_fb_helper *helper = info->par;
struct mtk_drm_fb *mtk_fb = to_mtk_fb(helper->fb);
return mtk_drm_gem_mmap_buf(mtk_fb->gem_obj[0], vma);
}
static int mtk_drm_fb_create_handle(struct drm_framebuffer *fb,
struct drm_file *file_priv,
unsigned int *handle)
{
struct mtk_drm_fb *mtk_fb = to_mtk_fb(fb);
return drm_gem_handle_create(file_priv, mtk_fb->gem_obj, handle);
}
static void mtk_drm_fb_destroy(struct drm_framebuffer *fb)
{
struct mtk_drm_fb *mtk_fb = to_mtk_fb(fb);
drm_framebuffer_cleanup(fb);
drm_gem_object_unreference_unlocked(mtk_fb->gem_obj);
kfree(mtk_fb);
}
static void mtk_drm_fb_destroy(struct drm_framebuffer *fb)
{
unsigned int i;
struct mtk_drm_fb *mtk_fb = to_mtk_fb(fb);
struct drm_gem_object *gem;
int nr = drm_format_num_planes(fb->pixel_format);
drm_framebuffer_cleanup(fb);
for (i = 0; i < nr; i++) {
gem = mtk_fb->gem_obj[i];
drm_gem_object_unreference_unlocked(gem);
}
kfree(mtk_fb);
}
struct drm_gem_object *mtk_fb_get_gem_obj(struct drm_framebuffer *fb)
{
struct mtk_drm_fb *mtk_fb = to_mtk_fb(fb);
return mtk_fb->gem_obj;
}
