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authorLuca Coelho <luciano.coelho@intel.com>2016-05-03 09:18:33 (GMT)
committerLuca Coelho <luciano.coelho@intel.com>2016-07-05 21:33:07 (GMT)
commit69e046423ad71de625ac1b0f0f390d3b9727b8c9 (patch)
tree44d0dca7de152334772d447dd040710f68e597ad /drivers/net/wireless/intel/iwlwifi/mvm/ops.c
parentf43495fd5e37b2ef4a187974011ff439e6354053 (diff)
downloadlinux-69e046423ad71de625ac1b0f0f390d3b9727b8c9.tar.xz
iwlwifi: mvm: change scan timeout to a delayed work
Some transports may sleep when writing to registers, which is done when calling iwl_force_nmi(). So we can't call iwl_force_nmi() in a timer context. To solve that, convert the scan timeout timer to a delayed work. Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
Diffstat (limited to 'drivers/net/wireless/intel/iwlwifi/mvm/ops.c')
-rw-r--r--drivers/net/wireless/intel/iwlwifi/mvm/ops.c6
1 files changed, 1 insertions, 5 deletions
diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/ops.c b/drivers/net/wireless/intel/iwlwifi/mvm/ops.c
index 632b1dc..063ebbe 100644
--- a/drivers/net/wireless/intel/iwlwifi/mvm/ops.c
+++ b/drivers/net/wireless/intel/iwlwifi/mvm/ops.c
@@ -608,6 +608,7 @@ iwl_op_mode_mvm_start(struct iwl_trans *trans, const struct iwl_cfg *cfg,
INIT_WORK(&mvm->d0i3_exit_work, iwl_mvm_d0i3_exit_work);
INIT_DELAYED_WORK(&mvm->fw_dump_wk, iwl_mvm_fw_error_dump_wk);
INIT_DELAYED_WORK(&mvm->tdls_cs.dwork, iwl_mvm_tdls_ch_switch_work);
+ INIT_DELAYED_WORK(&mvm->scan_timeout_dwork, iwl_mvm_scan_timeout_wk);
INIT_WORK(&mvm->add_stream_wk, iwl_mvm_add_new_dqa_stream_wk);
spin_lock_init(&mvm->d0i3_tx_lock);
@@ -766,9 +767,6 @@ iwl_op_mode_mvm_start(struct iwl_trans *trans, const struct iwl_cfg *cfg,
iwl_mvm_tof_init(mvm);
- setup_timer(&mvm->scan_timer, iwl_mvm_scan_timeout,
- (unsigned long)mvm);
-
return op_mode;
out_unregister:
@@ -822,8 +820,6 @@ static void iwl_op_mode_mvm_stop(struct iwl_op_mode *op_mode)
iwl_mvm_tof_clean(mvm);
- del_timer_sync(&mvm->scan_timer);
-
mutex_destroy(&mvm->mutex);
mutex_destroy(&mvm->d0i3_suspend_mutex);