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authorAvraham Stern <avraham.stern@intel.com>2015-11-10 14:56:24 +0200
committerEmmanuel Grumbach <emmanuel.grumbach@intel.com>2015-11-26 16:38:49 +0200
commitf9d716443f44238b43559cdd6ba2473560efa44c (patch)
tree0f2eccb77df63393f0cf5b6abe98651a09afe453 /drivers/net/wireless/intel/iwlwifi/mvm/scan.c
parent85e5a3876393484361db8ae8d43b1bc27b8ad9c2 (diff)
iwlwifi: mvm: Configure fragmented scan for scheduled scan
Configure the FW to use fragmented scan when the traffic load is high or low latency traffic is on. This is useful for scans that are managed by the FW (e.g. scheduled scan). Signed-off-by: Avraham Stern <avraham.stern@intel.com> Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
Diffstat (limited to 'drivers/net/wireless/intel/iwlwifi/mvm/scan.c')
-rw-r--r--drivers/net/wireless/intel/iwlwifi/mvm/scan.c7
1 files changed, 6 insertions, 1 deletions
diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/scan.c b/drivers/net/wireless/intel/iwlwifi/mvm/scan.c
index d6e0c1b5c20c..6b9b1904551c 100644
--- a/drivers/net/wireless/intel/iwlwifi/mvm/scan.c
+++ b/drivers/net/wireless/intel/iwlwifi/mvm/scan.c
@@ -920,6 +920,8 @@ int iwl_mvm_config_scan(struct iwl_mvm *mvm)
if (!scan_config)
return -ENOMEM;
+ mvm->scan_fragmented = iwl_mvm_low_latency(mvm);
+
scan_config->flags = cpu_to_le32(SCAN_CONFIG_FLAG_ACTIVATE |
SCAN_CONFIG_FLAG_ALLOW_CHUB_REQS |
SCAN_CONFIG_FLAG_SET_TX_CHAINS |
@@ -928,7 +930,10 @@ int iwl_mvm_config_scan(struct iwl_mvm *mvm)
SCAN_CONFIG_FLAG_SET_LEGACY_RATES |
SCAN_CONFIG_FLAG_SET_MAC_ADDR |
SCAN_CONFIG_FLAG_SET_CHANNEL_FLAGS|
- SCAN_CONFIG_N_CHANNELS(num_channels));
+ SCAN_CONFIG_N_CHANNELS(num_channels) |
+ (mvm->scan_fragmented ?
+ SCAN_CONFIG_FLAG_SET_FRAGMENTED :
+ SCAN_CONFIG_FLAG_CLEAR_FRAGMENTED));
scan_config->tx_chains = cpu_to_le32(iwl_mvm_get_valid_tx_ant(mvm));
scan_config->rx_chains = cpu_to_le32(iwl_mvm_scan_rx_ant(mvm));
scan_config->legacy_rates = iwl_mvm_scan_config_rates(mvm);