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iwlwifi: mvm: add ATPC implementation

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Implement Adaptive Tx Power Control algorithm.

ATPC basically tries to decrease the tx power
as much as possible while the throughput is
not being hurt.

Signed-off-by: Eliad Peller <eliadx.peller@intel.com>
Reviewed-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
This commit is contained in:
Eliad Peller
2014-03-13 17:21:36 +02:00
committed by Emmanuel Grumbach
parent 3a84b69e3c
commit 2fd647f85d
4 changed files with 233 additions and 3 deletions
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11
drivers/net/wireless/iwlwifi/mvm/coex.c
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@@ -1215,6 +1215,17 @@ bool iwl_mvm_bt_coex_is_mimo_allowed(struct iwl_mvm *mvm,
return iwl_get_coex_type(mvm, mvmsta->vif) == BT_COEX_TIGHT_LUT;
}
bool iwl_mvm_bt_coex_is_tpc_allowed(struct iwl_mvm *mvm,
enum ieee80211_band band)
{
u32 bt_activity = le32_to_cpu(mvm->last_bt_notif.bt_activity_grading);
if (band != IEEE80211_BAND_2GHZ)
return false;
return bt_activity >= BT_LOW_TRAFFIC;
}
u8 iwl_mvm_bt_coex_tx_prio(struct iwl_mvm *mvm, struct ieee80211_hdr *hdr,
struct ieee80211_tx_info *info, u8 ac)
{