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iwlwifi: mvm: allow keeping connections in d3_test

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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: Eliad Peller <eliad@wizery.com>
Reviewed-by: Luciano Coelho <luciano.coelho@intel.com>
Reviewed-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
This commit is contained in:
Eliad Peller 2013-11-07 14:13:30 +02:00 committed by Emmanuel Grumbach
parent b87c2179a7
commit 78c9df66c8
2 changed files with 11 additions and 1 deletions
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11
drivers/net/wireless/iwlwifi/mvm/d3.c
View File

@ -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);

1
drivers/net/wireless/iwlwifi/mvm/mvm.h
View File

@ -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