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Commit 8465fe6a authored Jun 21, 2015 by Avraham Stern Committed by Emmanuel Grumbach Jul 12, 2015

iwlwifi: mvm: Add preemptive flag to scheulded scan



Add preemptive flag to scheduled scan command flags. Without this
flag, all scan requests after scheduled scan was started will be
delayed until scheduled scan stops. As a result, P2P_FIND will be
blocked while scheduled scan is active.
This flag was omitted during refactoring.

Signed-off-by: Avraham Stern <avraham.stern@intel.com>
Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>

parent b8eee757

drivers/net/wireless/iwlwifi/mvm/fw-api-scan.h

+2 −1

Original line number	Diff line number	Diff line
		@@ -660,7 +660,8 @@ struct iwl_scan_config {
		* iwl_umac_scan_flags
		*@IWL_UMAC_SCAN_FLAG_PREEMPTIVE: scan process triggered by this scan request
		* can be preempted by other scan requests with higher priority.
		* The low priority scan is aborted.
		* The low priority scan will be resumed when the higher proirity scan is
		* completed.
		*@IWL_UMAC_SCAN_FLAG_START_NOTIF: notification will be sent to the driver
		* when scan starts.
		*/

drivers/net/wireless/iwlwifi/mvm/scan.c

+3 −0

Original line number	Diff line number	Diff line
		@@ -1109,6 +1109,9 @@ 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 (type == IWL_MVM_SCAN_SCHED)
		cmd->flags = cpu_to_le32(IWL_UMAC_SCAN_FLAG_PREEMPTIVE);

		if (iwl_mvm_scan_use_ebs(mvm, vif, n_iterations))
		cmd->channel_flags = IWL_SCAN_CHANNEL_FLAG_EBS \|
		IWL_SCAN_CHANNEL_FLAG_EBS_ACCURATE \|