BSM_WR_CTRL_REG
iwk_reg_write(sc, BSM_WR_CTRL_REG, BSM_WR_CTRL_REG_BIT_START);
if (!(iwk_reg_read(sc, BSM_WR_CTRL_REG) &
iwk_reg_write(sc, BSM_WR_CTRL_REG, BSM_WR_CTRL_REG_BIT_START_EN);