1097 int ttm_populate_and_map_pages(struct device *dev, struct ttm_dma_tt *tt,  in ttm_populate_and_map_pages()  argument
1103 	r = ttm_pool_populate(&tt->ttm, ctx);  in ttm_populate_and_map_pages()
1107 	for (i = 0; i < tt->ttm.num_pages; ++i) {  in ttm_populate_and_map_pages()
1108 		struct page *p = tt->ttm.pages[i];  in ttm_populate_and_map_pages()
1111 		for (j = i + 1; j < tt->ttm.num_pages; ++j) {  in ttm_populate_and_map_pages()
1112 			if (++p != tt->ttm.pages[j])  in ttm_populate_and_map_pages()
1118 		tt->dma_address[i] = dma_map_page(dev, tt->ttm.pages[i],  in ttm_populate_and_map_pages()
1121 		if (dma_mapping_error(dev, tt->dma_address[i])) {  in ttm_populate_and_map_pages()
1123 				dma_unmap_page(dev, tt->dma_address[i],  in ttm_populate_and_map_pages()
1125 				tt->dma_address[i] = 0;  in ttm_populate_and_map_pages()
1127 			ttm_pool_unpopulate(&tt->ttm);  in ttm_populate_and_map_pages()
1132 			tt->dma_address[i + 1] = tt->dma_address[i] + PAGE_SIZE;  in ttm_populate_and_map_pages()
1140 void ttm_unmap_and_unpopulate_pages(struct device *dev, struct ttm_dma_tt *tt)  in ttm_unmap_and_unpopulate_pages()  argument
1144 	for (i = 0; i < tt->ttm.num_pages;) {  in ttm_unmap_and_unpopulate_pages()
1145 		struct page *p = tt->ttm.pages[i];  in ttm_unmap_and_unpopulate_pages()
1148 		if (!tt->dma_address[i] || !tt->ttm.pages[i]) {  in ttm_unmap_and_unpopulate_pages()
1153 		for (j = i + 1; j < tt->ttm.num_pages; ++j) {  in ttm_unmap_and_unpopulate_pages()
1154 			if (++p != tt->ttm.pages[j])  in ttm_unmap_and_unpopulate_pages()
1160 		dma_unmap_page(dev, tt->dma_address[i], num_pages * PAGE_SIZE,  in ttm_unmap_and_unpopulate_pages()
1165 	ttm_pool_unpopulate(&tt->ttm);  in ttm_unmap_and_unpopulate_pages()