diff options
| author | David Spinadel <david.spinadel@intel.com> | 2015-05-26 10:32:19 +0300 |
|---|---|---|
| committer | Emmanuel Grumbach <emmanuel.grumbach@intel.com> | 2015-06-03 09:41:28 +0300 |
| commit | 15286e26d28aa21754510b86edee67a1d6537449 (patch) | |
| tree | f3a11eab43a15cd3764fb486bb38eec7b08574b4 /drivers/net/wireless/iwlwifi | |
| parent | f0bf859304a9444e275530a29d4162978c9e8b81 (diff) | |
| download | op-kernel-dev-15286e26d28aa21754510b86edee67a1d6537449.zip op-kernel-dev-15286e26d28aa21754510b86edee67a1d6537449.tar.gz | |
iwlwifi: mvm: don't use EBS for P2P find
Don't use EBS for P2P find to make sure we find all GOs in
our only attempt.
Signed-off-by: David Spinadel <david.spinadel@intel.com>
Reviewed-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
Diffstat (limited to 'drivers/net/wireless/iwlwifi')
| -rw-r--r-- | drivers/net/wireless/iwlwifi/mvm/scan.c | 14 |
1 files changed, 9 insertions, 5 deletions
diff --git a/drivers/net/wireless/iwlwifi/mvm/scan.c b/drivers/net/wireless/iwlwifi/mvm/scan.c index 9409237..794109e 100644 --- a/drivers/net/wireless/iwlwifi/mvm/scan.c +++ b/drivers/net/wireless/iwlwifi/mvm/scan.c @@ -770,19 +770,23 @@ static inline bool iwl_mvm_scan_fits(struct iwl_mvm *mvm, int n_ssids, iwl_mvm_max_scan_ie_fw_cmd_room(mvm))); } -static inline bool iwl_mvm_scan_use_ebs(struct iwl_mvm *mvm, int n_iterations) +static inline bool iwl_mvm_scan_use_ebs(struct iwl_mvm *mvm, + struct ieee80211_vif *vif, + int n_iterations) { const struct iwl_ucode_capabilities *capa = &mvm->fw->ucode_capa; /* 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. + * 3. if only single scan, the single scan EBS API is supported; + * 4. it's not a p2p find operation. */ return ((capa->flags & IWL_UCODE_TLV_FLAGS_EBS_SUPPORT) && mvm->last_ebs_successful && (n_iterations > 1 || - (capa->api[0] & IWL_UCODE_TLV_API_SINGLE_SCAN_EBS))); + (capa->api[0] & IWL_UCODE_TLV_API_SINGLE_SCAN_EBS)) && + vif->type != NL80211_IFTYPE_P2P_DEVICE); } static int iwl_mvm_scan_total_iterations(struct iwl_mvm_scan_params *params) @@ -860,7 +864,7 @@ static int iwl_mvm_scan_lmac(struct iwl_mvm *mvm, struct ieee80211_vif *vif, cmd->schedule[1].iterations = params->schedule[1].iterations; cmd->schedule[1].full_scan_mul = params->schedule[1].iterations; - if (iwl_mvm_scan_use_ebs(mvm, n_iterations)) { + if (iwl_mvm_scan_use_ebs(mvm, vif, n_iterations)) { cmd->channel_opt[0].flags = cpu_to_le16(IWL_SCAN_CHANNEL_FLAG_EBS | IWL_SCAN_CHANNEL_FLAG_EBS_ACCURATE | @@ -1102,7 +1106,7 @@ static int iwl_mvm_scan_umac(struct iwl_mvm *mvm, struct ieee80211_vif *vif, cmd->uid = cpu_to_le32(uid); cmd->general_flags = cpu_to_le32(iwl_mvm_scan_umac_flags(mvm, params)); - if (iwl_mvm_scan_use_ebs(mvm, n_iterations)) + if (iwl_mvm_scan_use_ebs(mvm, vif, n_iterations)) cmd->channel_flags = IWL_SCAN_CHANNEL_FLAG_EBS | IWL_SCAN_CHANNEL_FLAG_EBS_ACCURATE | IWL_SCAN_CHANNEL_FLAG_CACHE_ADD; |
