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()
69 	bcom_sram->base_phys = (phys_addr_t) regaddr64;  in bcom_sram_init()
70 	bcom_sram->size = (unsigned int) size64;  in bcom_sram_init()
73 	if (!request_mem_region(bcom_sram->base_phys, bcom_sram->size, owner)) {  in bcom_sram_init()
82 	bcom_sram->base_virt = (void*) ioremap(bcom_sram->base_phys, bcom_sram->size);  in bcom_sram_init()
84 	if (!bcom_sram->base_virt) {  in bcom_sram_init()
87 			owner, (long)bcom_sram->base_phys, bcom_sram->size );  in bcom_sram_init()
93 	bcom_sram->rh = rh_create(4);  in bcom_sram_init()
106 		rh_attach_region(bcom_sram->rh, 0, bcom_sram->size);  in bcom_sram_init()
111 			rh_attach_region(bcom_sram->rh, zbase - bcom_sram->base_phys, regaddr_p[1]);  in bcom_sram_init()
118 	spin_lock_init(&bcom_sram->lock);  in bcom_sram_init()
123 	release_mem_region(bcom_sram->base_phys, bcom_sram->size);  in bcom_sram_init()
125 	kfree(bcom_sram);  in bcom_sram_init()
126 	bcom_sram = NULL;  in bcom_sram_init()
135 	if (bcom_sram) {  in bcom_sram_cleanup()
136 		rh_destroy(bcom_sram->rh);  in bcom_sram_cleanup()
137 		iounmap((void __iomem *)bcom_sram->base_virt);  in bcom_sram_cleanup()
138 		release_mem_region(bcom_sram->base_phys, bcom_sram->size);  in bcom_sram_cleanup()
139 		kfree(bcom_sram);  in bcom_sram_cleanup()
140 		bcom_sram = NULL;  in bcom_sram_cleanup()
149 	spin_lock(&bcom_sram->lock);  in bcom_sram_alloc()
150 	offset = rh_alloc_align(bcom_sram->rh, size, align, NULL);  in bcom_sram_alloc()
151 	spin_unlock(&bcom_sram->lock);  in bcom_sram_alloc()
156 	*phys = bcom_sram->base_phys + offset;  in bcom_sram_alloc()
157 	return bcom_sram->base_virt + offset;  in bcom_sram_alloc()
168 	offset = ptr - bcom_sram->base_virt;  in bcom_sram_free()
170 	spin_lock(&bcom_sram->lock);  in bcom_sram_free()
171 	rh_free(bcom_sram->rh, offset);  in bcom_sram_free()
172 	spin_unlock(&bcom_sram->lock);  in bcom_sram_free()