2 #include <linux/dma-map-ops.h>
3 #include <linux/dma-mapping.h>
25 	{ .size = 256, .align = 256, .boundary = 0 },
40 static int dmapool_test_alloc(struct dma_pool_pair *p, int blocks)  in dmapool_test_alloc()  argument
45 		p[i].v = dma_pool_alloc(pool, GFP_KERNEL,  in dmapool_test_alloc()
46 					&p[i].dma);  in dmapool_test_alloc()
47 		if (!p[i].v)  in dmapool_test_alloc()
52 		dma_pool_free(pool, p[i].v, p[i].dma);  in dmapool_test_alloc()
57 	for (--i; i >= 0; i--)  in dmapool_test_alloc()
58 		dma_pool_free(pool, p[i].v, p[i].dma);  in dmapool_test_alloc()
59 	return -ENOMEM;  in dmapool_test_alloc()
64 	int blocks = nr_blocks(parms->size);  in dmapool_test_block()
66 	struct dma_pool_pair *p;  in dmapool_test_block()  local
69 	p = kcalloc(blocks, sizeof(*p), GFP_KERNEL);  in dmapool_test_block()
70 	if (!p)  in dmapool_test_block()
71 		return -ENOMEM;  in dmapool_test_block()
73 	pool = dma_pool_create("test pool", &test_dev, parms->size,  in dmapool_test_block()
74 			       parms->align, parms->boundary);  in dmapool_test_block()
76 		ret = -ENOMEM;  in dmapool_test_block()
82 		ret = dmapool_test_alloc(p, blocks);  in dmapool_test_block()
90 	printk("dmapool test: size:%-4zu align:%-4zu blocks:%-4d time:%llu\n",  in dmapool_test_block()
91 		parms->size, parms->align, blocks,  in dmapool_test_block()
97 	kfree(p);  in dmapool_test_block()
109 	ret = dev_set_name(&test_dev, "dmapool-test");  in dmapool_checks()