sdw_bread_no_pm_unlocked
EXPORT_SYMBOL(sdw_bread_no_pm_unlocked);
int sdw_bread_no_pm_unlocked(struct sdw_bus *bus, u16 dev_num, u32 addr);
ret = sdw_bread_no_pm_unlocked(&cdns->bus, 0xf, SDW_SCP_DEVID_0);