205 	int diff;  in memcpy_topcbit()  local
207 	diff = len - (BANKLEN - (dev->writeptr - dev->sh_mem));  in memcpy_topcbit()
209 	if (diff > 0)  in memcpy_topcbit()
211 		memcpy_toio(dev->writeptr, data, len - diff);  in memcpy_topcbit()
212 		memcpy_toio(dev->sh_mem, data + (len - diff), diff);  in memcpy_topcbit()
213 		dev->writeptr = dev->sh_mem + diff;  in memcpy_topcbit()
220 		if (diff == 0)  in memcpy_topcbit()
262 	int diff;  in memcpy_frompcbit()  local
264 	diff = len - (BANKLEN - (dev->readptr - (dev->sh_mem + BANK2)));  in memcpy_frompcbit()
265 	if (diff > 0)  in memcpy_frompcbit()
267 		memcpy_fromio(data, dev->readptr, len - diff);  in memcpy_frompcbit()
268 		memcpy_fromio(data + (len - diff), dev->sh_mem + BANK2 , diff);  in memcpy_frompcbit()
269 		dev->readptr = dev->sh_mem + BANK2 + diff;  in memcpy_frompcbit()
275 		if (diff == 0)  in memcpy_frompcbit()