drm/gma500/gem.c

28 int psb_gem_pin(struct psb_gem_object *pobj)
30 	struct drm_gem_object *obj = &pobj->base;
42 	if (pobj->in_gart || pobj->stolen)
55 	psb_gtt_insert_pages(dev_priv, &pobj->resource, pages);
57 			     (gpu_base + pobj->offset), npages, 0, 0,
60 	pobj->pages = pages;
63 	++pobj->in_gart;
73 void psb_gem_unpin(struct psb_gem_object *pobj)
75 	struct drm_gem_object *obj = &pobj->base;
86 	WARN_ON(!pobj->in_gart);
88 	--pobj->in_gart;
90 	if (pobj->in_gart || pobj->stolen)
96 			     (gpu_base + pobj->offset), npages, 0, 0);
97 	psb_gtt_remove_pages(dev_priv, &pobj->resource);
100 	set_pages_array_wb(pobj->pages, npages);
102 	drm_gem_put_pages(obj, pobj->pages, true, false);
103 	pobj->pages = NULL;
113 	struct psb_gem_object *pobj = to_psb_gem_object(obj);
116 	if (pobj->mmapping)
117 		psb_gem_unpin(pobj);
121 	WARN_ON(pobj->in_gart && !pobj->stolen);
123 	release_resource(&pobj->resource);
124 	kfree(pobj);
142 	struct psb_gem_object *pobj;
148 	pobj = kzalloc(sizeof(*pobj), GFP_KERNEL);
149 	if (!pobj)
151 	obj = &pobj->base;
155 	ret = psb_gtt_allocate_resource(dev_priv, &pobj->resource, name, size, align, stolen,
156 					&pobj->offset);
161 		pobj->stolen = true;
162 		pobj->in_gart = 1;
180 	return pobj;
183 	release_resource(&pobj->resource);
185 	kfree(pobj);
203 	struct psb_gem_object *pobj;
216 	pobj = psb_gem_create(dev, size, "gem", false, PAGE_SIZE);
217 	if (IS_ERR(pobj))
218 		return PTR_ERR(pobj);
219 	obj = &pobj->base;
258 	struct psb_gem_object *pobj;
270 	pobj = to_psb_gem_object(obj);
278 	if (pobj->mmapping == 0) {
279 		err = psb_gem_pin(pobj);
285 		pobj->mmapping = 1;
293 	if (pobj->stolen)
294 		pfn = (dev_priv->stolen_base + pobj->offset) >> PAGE_SHIFT;
296 		pfn = page_to_pfn(pobj->pages[page_offset]);
384 	struct psb_gem_object *pobj;
392 		pobj = container_of(r, struct psb_gem_object, resource);
393 		if (pobj->pages) {
394 			psb_gtt_insert_pages(pdev, &pobj->resource, pobj->pages);
395 			size += resource_size(&pobj->resource);