ATH12K_PDEV_TX_POWER_INVALID
ar->chan_tx_pwr = ATH12K_PDEV_TX_POWER_INVALID;
ar->chan_tx_pwr = ATH12K_PDEV_TX_POWER_INVALID;
if (ar->chan_tx_pwr != ATH12K_PDEV_TX_POWER_INVALID &&
ar->chan_tx_pwr = ATH12K_PDEV_TX_POWER_INVALID;