27 struct bcom_sram *bcom_sram = NULL;  variable
28 EXPORT_SYMBOL_GPL(bcom_sram);	/* needed for inline functions */
45 	if (bcom_sram) {  in bcom_sram_init()
51 	bcom_sram = kmalloc(sizeof(struct bcom_sram), GFP_KERNEL);  in bcom_sram_init()
52 	if (!bcom_sram) {  in bcom_sram_init()
66 	bcom_sram->base_phys = res.start;  in bcom_sram_init()
67 	bcom_sram->size = resource_size(&res);  in bcom_sram_init()
79 	bcom_sram->base_virt = (void *)ioremap(res.start, resource_size(&res));  in bcom_sram_init()
81 	if (!bcom_sram->base_virt) {  in bcom_sram_init()
84 			owner, (long)bcom_sram->base_phys, bcom_sram->size );  in bcom_sram_init()
90 	bcom_sram->rh = rh_create(4);  in bcom_sram_init()
103 		rh_attach_region(bcom_sram->rh, 0, bcom_sram->size);  in bcom_sram_init()
108 			rh_attach_region(bcom_sram->rh, zbase - bcom_sram->base_phys, regaddr_p[1]);  in bcom_sram_init()
115 	spin_lock_init(&bcom_sram->lock);  in bcom_sram_init()
122 	kfree(bcom_sram);  in bcom_sram_init()
123 	bcom_sram = NULL;  in bcom_sram_init()
132 	if (bcom_sram) {  in bcom_sram_cleanup()
133 		rh_destroy(bcom_sram->rh);  in bcom_sram_cleanup()
134 		iounmap((void __iomem *)bcom_sram->base_virt);  in bcom_sram_cleanup()
135 		release_mem_region(bcom_sram->base_phys, bcom_sram->size);  in bcom_sram_cleanup()
136 		kfree(bcom_sram);  in bcom_sram_cleanup()
137 		bcom_sram = NULL;  in bcom_sram_cleanup()
146 	spin_lock(&bcom_sram->lock);  in bcom_sram_alloc()
147 	offset = rh_alloc_align(bcom_sram->rh, size, align, NULL);  in bcom_sram_alloc()
148 	spin_unlock(&bcom_sram->lock);  in bcom_sram_alloc()
153 	*phys = bcom_sram->base_phys + offset;  in bcom_sram_alloc()
154 	return bcom_sram->base_virt + offset;  in bcom_sram_alloc()
165 	offset = ptr - bcom_sram->base_virt;  in bcom_sram_free()
167 	spin_lock(&bcom_sram->lock);  in bcom_sram_free()
168 	rh_free(bcom_sram->rh, offset);  in bcom_sram_free()
169 	spin_unlock(&bcom_sram->lock);  in bcom_sram_free()