31 struct bcom_sram *bcom_sram = NULL;  variable
32 EXPORT_SYMBOL_GPL(bcom_sram);	/* needed for inline functions */
49 	if (bcom_sram) {  in bcom_sram_init()
55 	bcom_sram = kmalloc(sizeof(struct bcom_sram), GFP_KERNEL);  in bcom_sram_init()
56 	if (!bcom_sram) {  in bcom_sram_init()
73 	bcom_sram->base_phys = (phys_addr_t) regaddr64;  in bcom_sram_init()
74 	bcom_sram->size = (unsigned int) size64;  in bcom_sram_init()
77 	if (!request_mem_region(bcom_sram->base_phys, bcom_sram->size, owner)) {  in bcom_sram_init()
86 	bcom_sram->base_virt = (void*) ioremap(bcom_sram->base_phys, bcom_sram->size);  in bcom_sram_init()
88 	if (!bcom_sram->base_virt) {  in bcom_sram_init()
91 			owner, (long)bcom_sram->base_phys, bcom_sram->size );  in bcom_sram_init()
97 	bcom_sram->rh = rh_create(4);  in bcom_sram_init()
110 		rh_attach_region(bcom_sram->rh, 0, bcom_sram->size);  in bcom_sram_init()
115 			rh_attach_region(bcom_sram->rh, zbase - bcom_sram->base_phys, regaddr_p[1]);  in bcom_sram_init()
122 	spin_lock_init(&bcom_sram->lock);  in bcom_sram_init()
127 	release_mem_region(bcom_sram->base_phys, bcom_sram->size);  in bcom_sram_init()
129 	kfree(bcom_sram);  in bcom_sram_init()
130 	bcom_sram = NULL;  in bcom_sram_init()
139 	if (bcom_sram) {  in bcom_sram_cleanup()
140 		rh_destroy(bcom_sram->rh);  in bcom_sram_cleanup()
141 		iounmap((void __iomem *)bcom_sram->base_virt);  in bcom_sram_cleanup()
142 		release_mem_region(bcom_sram->base_phys, bcom_sram->size);  in bcom_sram_cleanup()
143 		kfree(bcom_sram);  in bcom_sram_cleanup()
144 		bcom_sram = NULL;  in bcom_sram_cleanup()
153 	spin_lock(&bcom_sram->lock);  in bcom_sram_alloc()
154 	offset = rh_alloc_align(bcom_sram->rh, size, align, NULL);  in bcom_sram_alloc()
155 	spin_unlock(&bcom_sram->lock);  in bcom_sram_alloc()
160 	*phys = bcom_sram->base_phys + offset;  in bcom_sram_alloc()
161 	return bcom_sram->base_virt + offset;  in bcom_sram_alloc()
172 	offset = ptr - bcom_sram->base_virt;  in bcom_sram_free()
174 	spin_lock(&bcom_sram->lock);  in bcom_sram_free()
175 	rh_free(bcom_sram->rh, offset);  in bcom_sram_free()
176 	spin_unlock(&bcom_sram->lock);  in bcom_sram_free()