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Commit 78c9df66 authored by Eliad Peller's avatar Eliad Peller Committed by Emmanuel Grumbach
Browse files

iwlwifi: mvm: allow keeping connections in d3_test 



Keeping connection can be useful also when testing d3
using the debugfs file (d3_test).

Save the vif to keep connection on, and consider it
when iterating over the interfaces.

Signed-off-by: default avatarEliad Peller <eliad@wizery.com>
Reviewed-by: default avatarLuciano Coelho <luciano.coelho@intel.com>
Reviewed-by: default avatarJohannes Berg <johannes.berg@intel.com>
Signed-off-by: default avatarEmmanuel Grumbach <emmanuel.grumbach@intel.com>
parent b87c2179

drivers/net/wireless/iwlwifi/mvm/d3.c

+10 −1
Original line number Diff line number Diff line
@@ -1807,6 +1807,10 @@ static int __iwl_mvm_resume(struct iwl_mvm *mvm, bool test) 
	iwl_mvm_read_d3_sram(mvm);



	keep = iwl_mvm_query_wakeup_reasons(mvm, vif);

#ifdef CONFIG_IWLWIFI_DEBUGFS

	if (keep)

		mvm->keep_vif = vif;

#endif

	/* has unlocked the mutex, so skip that */

	goto out;
@@ -1863,6 +1867,7 @@ static int iwl_mvm_d3_test_open(struct inode *inode, struct file *file) 
		return err;

	}

	mvm->d3_test_active = true;

	mvm->keep_vif = NULL;

	return 0;

}
@@ -1891,6 +1896,10 @@ static ssize_t iwl_mvm_d3_test_read(struct file *file, char __user *user_buf, 
static void iwl_mvm_d3_test_disconn_work_iter(void *_data, u8 *mac,

					      struct ieee80211_vif *vif)

{

	/* skip the one we keep connection on */

	if (_data == vif)

		return;



	if (vif->type == NL80211_IFTYPE_STATION)

		ieee80211_connection_loss(vif);

}
@@ -1917,7 +1926,7 @@ static int iwl_mvm_d3_test_release(struct inode *inode, struct file *file) 


	ieee80211_iterate_active_interfaces_atomic(

		mvm->hw, IEEE80211_IFACE_ITER_NORMAL,

		iwl_mvm_d3_test_disconn_work_iter, NULL);

		iwl_mvm_d3_test_disconn_work_iter, mvm->keep_vif);



	ieee80211_wake_queues(mvm->hw);

drivers/net/wireless/iwlwifi/mvm/mvm.h

+1 −0
Original line number Diff line number Diff line
@@ -531,6 +531,7 @@ struct iwl_mvm { 
	bool store_d3_resume_sram;

	void *d3_resume_sram;

	u32 d3_test_pme_ptr;

	struct ieee80211_vif *keep_vif;

#endif

#endif