iwlwifi: mvm: rs: fix TPC action decision algorithm
Decreasing Tx power is allowed only when success ratio is
above the threshold defined in the algorithm. Add this condition.
Signed-off-by: Gregory Greenman <gregory.greenman@intel.com>
Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/rs.c b/drivers/net/wireless/intel/iwlwifi/mvm/rs.c
index 7bb6fd0..986e12a 100644
--- a/drivers/net/wireless/intel/iwlwifi/mvm/rs.c
+++ b/drivers/net/wireless/intel/iwlwifi/mvm/rs.c
@@ -2040,7 +2040,8 @@
}
/* try decreasing first if applicable */
- if (weak != TPC_INVALID) {
+ if (sr >= RS_PERCENT(IWL_MVM_RS_TPC_SR_NO_INCREASE) &&
+ weak != TPC_INVALID) {
if (weak_tpt == IWL_INVALID_VALUE &&
(strong_tpt == IWL_INVALID_VALUE ||
current_tpt >= strong_tpt)) {