39 static void bng_free_pbl(struct bng_re_res  *res, struct bng_re_pbl *pbl)  in bng_free_pbl()  argument
44 	for (i = 0; i < pbl->pg_count; i++) {  in bng_free_pbl()
45 		if (pbl->pg_arr[i])  in bng_free_pbl()
46 			dma_free_coherent(&pdev->dev, pbl->pg_size,  in bng_free_pbl()
48 					     pbl->pg_arr[i] &  in bng_free_pbl()
50 					  pbl->pg_map_arr[i]);  in bng_free_pbl()
53 					"PBL free pg_arr[%d] empty?!\n", i);  in bng_free_pbl()
54 		pbl->pg_arr[i] = NULL;  in bng_free_pbl()
57 	vfree(pbl->pg_arr);  in bng_free_pbl()
58 	pbl->pg_arr = NULL;  in bng_free_pbl()
59 	vfree(pbl->pg_map_arr);  in bng_free_pbl()
60 	pbl->pg_map_arr = NULL;  in bng_free_pbl()
61 	pbl->pg_count = 0;  in bng_free_pbl()
62 	pbl->pg_size = 0;  in bng_free_pbl()
66 			 struct bng_re_pbl *pbl,  in bng_alloc_pbl()  argument
78 	pbl->pg_arr = vmalloc_array(pages, sizeof(void *));  in bng_alloc_pbl()
79 	if (!pbl->pg_arr)  in bng_alloc_pbl()
82 	pbl->pg_map_arr = vmalloc_array(pages, sizeof(dma_addr_t));  in bng_alloc_pbl()
83 	if (!pbl->pg_map_arr) {  in bng_alloc_pbl()
84 		vfree(pbl->pg_arr);  in bng_alloc_pbl()
85 		pbl->pg_arr = NULL;  in bng_alloc_pbl()
88 	pbl->pg_count = 0;  in bng_alloc_pbl()
89 	pbl->pg_size = sginfo->pgsize;  in bng_alloc_pbl()
92 		pbl->pg_arr[i] = dma_alloc_coherent(&pdev->dev,  in bng_alloc_pbl()
93 				pbl->pg_size,  in bng_alloc_pbl()
94 				&pbl->pg_map_arr[i],  in bng_alloc_pbl()
96 		if (!pbl->pg_arr[i])  in bng_alloc_pbl()
98 		pbl->pg_count++;  in bng_alloc_pbl()
103 	bng_free_pbl(res, pbl);  in bng_alloc_pbl()
118 		bng_free_pbl(res, &hwq->pbl[i]);  in bng_re_free_hwq()
156 		rc = bng_alloc_pbl(res, &hwq->pbl[BNG_PBL_LVL_0], hwq_attr->sginfo);  in bng_re_alloc_init_hwq()
176 			rc = bng_alloc_pbl(res, &hwq->pbl[BNG_PBL_LVL_0], &sginfo);  in bng_re_alloc_init_hwq()
180 			/* Alloc PBL pages */  in bng_re_alloc_init_hwq()
183 			rc = bng_alloc_pbl(res, &hwq->pbl[BNG_PBL_LVL_1], &sginfo);  in bng_re_alloc_init_hwq()
186 			/* Fill PDL with PBL page pointers */  in bng_re_alloc_init_hwq()
188 				(dma_addr_t **)hwq->pbl[BNG_PBL_LVL_0].pg_arr;  in bng_re_alloc_init_hwq()
189 			src_phys_ptr = hwq->pbl[BNG_PBL_LVL_1].pg_map_arr;  in bng_re_alloc_init_hwq()
190 			for (i = 0; i < hwq->pbl[BNG_PBL_LVL_1].pg_count; i++)  in bng_re_alloc_init_hwq()
194 			rc = bng_alloc_pbl(res, &hwq->pbl[BNG_PBL_LVL_2],  in bng_re_alloc_init_hwq()
203 				(dma_addr_t **)hwq->pbl[BNG_PBL_LVL_1].pg_arr;  in bng_re_alloc_init_hwq()
204 			src_phys_ptr = hwq->pbl[BNG_PBL_LVL_2].pg_map_arr;  in bng_re_alloc_init_hwq()
205 			for (i = 0; i < hwq->pbl[BNG_PBL_LVL_2].pg_count; i++) {  in bng_re_alloc_init_hwq()
211 				i = hwq->pbl[BNG_PBL_LVL_2].pg_count;  in bng_re_alloc_init_hwq()
228 			/* Alloc PBL page */  in bng_re_alloc_init_hwq()
229 			rc = bng_alloc_pbl(res, &hwq->pbl[BNG_PBL_LVL_0], &sginfo);  in bng_re_alloc_init_hwq()
233 			rc = bng_alloc_pbl(res, &hwq->pbl[BNG_PBL_LVL_1],  in bng_re_alloc_init_hwq()
240 			/* Fill PBL with PTE pointers */  in bng_re_alloc_init_hwq()
242 				(dma_addr_t **)hwq->pbl[BNG_PBL_LVL_0].pg_arr;  in bng_re_alloc_init_hwq()
243 			src_phys_ptr = hwq->pbl[BNG_PBL_LVL_1].pg_map_arr;  in bng_re_alloc_init_hwq()
244 			for (i = 0; i < hwq->pbl[BNG_PBL_LVL_1].pg_count; i++)  in bng_re_alloc_init_hwq()
249 				i = hwq->pbl[BNG_PBL_LVL_1].pg_count;  in bng_re_alloc_init_hwq()
271 	hwq->pbl_ptr = hwq->pbl[lvl].pg_arr;  in bng_re_alloc_init_hwq()
272 	hwq->pbl_dma_ptr = hwq->pbl[lvl].pg_map_arr;  in bng_re_alloc_init_hwq()