diff options
| author | Ayala Beker <ayala.beker@intel.com> | 2018-03-08 12:20:46 +0200 |
|---|---|---|
| committer | Luca Coelho <luciano.coelho@intel.com> | 2018-08-31 11:38:26 +0300 |
| commit | 4c2f445c0f49bfd9d28f31df3919e5d88ecff6c6 (patch) | |
| tree | 647f72050089ef29601503c9f7d8f7ab2ad441e1 /drivers/net/wireless/intel/iwlwifi/mvm/scan.c | |
| parent | 33bdccb71aa697c0e2051fe5dd03c7b291bfef7e (diff) | |
iwlwifi: mvm: skip EBS in low latency mode while fragmented scan isn't supported
While associated in low latency mode, or when traffic load is high,
don't enable EBS in scan request if fragmented EBS is not supported
by the FW.
Signed-off-by: Ayala Beker <ayala.beker@intel.com>
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
Diffstat (limited to 'drivers/net/wireless/intel/iwlwifi/mvm/scan.c')
| -rw-r--r-- | drivers/net/wireless/intel/iwlwifi/mvm/scan.c | 11 |
1 files changed, 10 insertions, 1 deletions
diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/scan.c b/drivers/net/wireless/intel/iwlwifi/mvm/scan.c index 11ecdf63b732..8a89989f59fd 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/scan.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/scan.c @@ -836,16 +836,25 @@ static inline bool iwl_mvm_scan_use_ebs(struct iwl_mvm *mvm, struct ieee80211_vif *vif) { const struct iwl_ucode_capabilities *capa = &mvm->fw->ucode_capa; + bool low_latency; + + if (iwl_mvm_is_cdb_supported(mvm)) + low_latency = iwl_mvm_low_latency_band(mvm, NL80211_BAND_5GHZ); + else + low_latency = iwl_mvm_low_latency(mvm); /* We can only use EBS if: * 1. the feature is supported; * 2. the last EBS was successful; * 3. if only single scan, the single scan EBS API is supported; * 4. it's not a p2p find operation. + * 5. we are not in low latency mode, + * or if fragmented ebs is supported by the FW */ return ((capa->flags & IWL_UCODE_TLV_FLAGS_EBS_SUPPORT) && mvm->last_ebs_successful && IWL_MVM_ENABLE_EBS && - vif->type != NL80211_IFTYPE_P2P_DEVICE); + vif->type != NL80211_IFTYPE_P2P_DEVICE && + (!low_latency || iwl_mvm_is_frag_ebs_supported(mvm))); } static inline bool iwl_mvm_is_regular_scan(struct iwl_mvm_scan_params *params) |