iwl_poll_bits
ret = iwl_poll_bits(trans, CSR_HW_IF_CONFIG_REG,
ret = iwl_poll_bits(trans, CSR_EEPROM_REG,
ret = iwl_poll_bits(trans, CSR_EEPROM_REG,
ret = iwl_poll_bits(trans, CSR_GP_CNTRL,
ret = iwl_poll_bits(trans, CSR_RESET,
err = iwl_poll_bits(trans, CSR_GP_CNTRL, poll_ready, 25000);
ret = iwl_poll_bits(trans, CSR_HW_IF_CONFIG_REG,
ret = iwl_poll_bits(trans, FH_TSSR_TX_STATUS_REG, mask, 5000);