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iwlwifi: mvm: activate fragmented EBS in case of fragmented scan

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In case of fragmented scan on the HB channels, configure EBS to be
fragmented as well.

Signed-off-by: Ayala Beker <ayala.beker@intel.com>
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
This commit is contained in:
Ayala Beker 2018-05-01 14:40:03 +03:00 committed by Luca Coelho
parent 1169310fa9
commit 930ab73c37
2 changed files with 12 additions and 1 deletions
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1
drivers/net/wireless/intel/iwlwifi/fw/api/scan.h
View File

@ -262,6 +262,7 @@ enum iwl_scan_channel_flags {
IWL_SCAN_CHANNEL_FLAG_EBS = BIT(0),
IWL_SCAN_CHANNEL_FLAG_EBS_ACCURATE = BIT(1),
IWL_SCAN_CHANNEL_FLAG_CACHE_ADD = BIT(2),
IWL_SCAN_CHANNEL_FLAG_EBS_FRAG = BIT(3),
};
/* struct iwl_scan_channel_opt - CHANNEL_OPTIMIZATION_API_S

12
drivers/net/wireless/intel/iwlwifi/mvm/scan.c
View File

@ -1455,11 +1455,21 @@ static int iwl_mvm_scan_umac(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
if (type == IWL_MVM_SCAN_SCHED || type == IWL_MVM_SCAN_NETDETECT)
cmd->flags = cpu_to_le32(IWL_UMAC_SCAN_FLAG_PREEMPTIVE);
if (iwl_mvm_scan_use_ebs(mvm, vif))
if (iwl_mvm_scan_use_ebs(mvm, vif)) {
channel_flags = IWL_SCAN_CHANNEL_FLAG_EBS |
IWL_SCAN_CHANNEL_FLAG_EBS_ACCURATE |
IWL_SCAN_CHANNEL_FLAG_CACHE_ADD;
/* set fragmented ebs for fragmented scan on HB channels */
if (iwl_mvm_is_frag_ebs_supported(mvm)) {
if (gen_flags &
IWL_UMAC_SCAN_GEN_FLAGS_LMAC2_FRAGMENTED ||
(!iwl_mvm_is_cdb_supported(mvm) &&
gen_flags & IWL_UMAC_SCAN_GEN_FLAGS_FRAGMENTED))
channel_flags |= IWL_SCAN_CHANNEL_FLAG_EBS_FRAG;
}
}
chan_param->flags = channel_flags;
chan_param->count = params->n_channels;