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Lines Matching refs:chunk

94 	struct nouveau_dmem_chunk *chunk = page->zone_device_data;
95 	unsigned long idx = page_to_pfn(page) - chunk->pfn_first;
97 	return (idx << PAGE_SHIFT) + chunk->bo->bo.offset;
102 	struct nouveau_dmem_chunk *chunk = page->zone_device_data;
103 	unsigned long idx = page_to_pfn(page) - chunk->pfn_first;
112 	spin_lock(&chunk->lock);
113 	clear_bit(idx, chunk->bitmap);
114 	WARN_ON(!chunk->callocated);
115 	chunk->callocated--;
117 	 * FIXME when chunk->callocated reach 0 we should add the chunk to
120 	spin_unlock(&chunk->lock);
217 	struct nouveau_dmem_chunk *chunk;
224 	chunk = list_first_entry_or_null(&drm->dmem->chunk_empty,
227 	if (chunk == NULL) {
232 	list_del(&chunk->list);
237 			     &chunk->bo);
241 	ret = nouveau_bo_pin(chunk->bo, TTM_PL_FLAG_VRAM, false);
243 		nouveau_bo_ref(NULL, &chunk->bo);
247 	bitmap_zero(chunk->bitmap, DMEM_CHUNK_NPAGES);
248 	spin_lock_init(&chunk->lock);
252 	if (chunk->bo)
253 		list_add(&chunk->list, &drm->dmem->chunk_empty);
255 		list_add_tail(&chunk->list, &drm->dmem->chunk_empty);
264 	struct nouveau_dmem_chunk *chunk;
266 	chunk = list_first_entry_or_null(&drm->dmem->chunk_free,
269 	if (chunk)
270 		return chunk;
272 	chunk = list_first_entry_or_null(&drm->dmem->chunk_empty,
275 	if (chunk->bo)
276 		return chunk;
286 	struct nouveau_dmem_chunk *chunk;
296 		chunk = nouveau_dmem_chunk_first_free_locked(drm);
297 		if (chunk == NULL) {
309 		spin_lock(&chunk->lock);
310 		i = find_first_zero_bit(chunk->bitmap, DMEM_CHUNK_NPAGES);
312 			pages[c] = chunk->pfn_first + i;
313 			set_bit(i, chunk->bitmap);
314 			chunk->callocated++;
317 			i = find_next_zero_bit(chunk->bitmap,
320 		spin_unlock(&chunk->lock);
355 	struct nouveau_dmem_chunk *chunk;
362 	list_for_each_entry (chunk, &drm->dmem->chunk_free, list) {
363 		ret = nouveau_bo_pin(chunk->bo, TTM_PL_FLAG_VRAM, false);
367 	list_for_each_entry (chunk, &drm->dmem->chunk_full, list) {
368 		ret = nouveau_bo_pin(chunk->bo, TTM_PL_FLAG_VRAM, false);
378 	struct nouveau_dmem_chunk *chunk;
384 	list_for_each_entry (chunk, &drm->dmem->chunk_free, list) {
385 		nouveau_bo_unpin(chunk->bo);
387 	list_for_each_entry (chunk, &drm->dmem->chunk_full, list) {
388 		nouveau_bo_unpin(chunk->bo);
396 	struct nouveau_dmem_chunk *chunk, *tmp;
406 	list_for_each_entry_safe (chunk, tmp, &drm->dmem->chunk_empty, list) {
407 		if (chunk->bo) {
408 			nouveau_bo_unpin(chunk->bo);
409 			nouveau_bo_ref(NULL, &chunk->bo);
411 		list_del(&chunk->list);
412 		spin_lock_destroy(&chunk->lock);
413 		kfree(chunk);
540 		struct nouveau_dmem_chunk *chunk;
544 		chunk = kzalloc(sizeof(*chunk), GFP_KERNEL);
545 		if (chunk == NULL) {
550 		chunk->drm = drm;
551 		chunk->pfn_first = pfn_first + (i * DMEM_CHUNK_NPAGES);
552 		list_add_tail(&chunk->list, &drm->dmem->chunk_empty);
554 		page = pfn_to_page(chunk->pfn_first);
556 			page->zone_device_data = chunk;