forked from Minki/linux
iwlwifi: mvm: Fix tx-backoff when NIC exit thermal throttling
When NIC is exiting from thermal throttling state (i.e. after heating and then cooling down), tx-backoff values are assigned to be zero, instead of being restored to the minimal value. Fixed. Signed-off-by: Eytan Lifshitz <eytan.lifshitz@intel.com> Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
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@ -468,13 +468,14 @@ void iwl_mvm_tt_handler(struct iwl_mvm *mvm)
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}
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if (params->support_tx_backoff) {
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tx_backoff = 0;
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tx_backoff = tt->min_backoff;
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for (i = 0; i < TT_TX_BACKOFF_SIZE; i++) {
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if (temperature < params->tx_backoff[i].temperature)
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break;
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tx_backoff = params->tx_backoff[i].backoff;
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tx_backoff = max(tt->min_backoff,
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params->tx_backoff[i].backoff);
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}
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if (tx_backoff != 0)
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if (tx_backoff != tt->min_backoff)
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throttle_enable = true;
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if (tt->tx_backoff != tx_backoff)
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iwl_mvm_tt_tx_backoff(mvm, tx_backoff);
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