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iwlwifi: pcie: cancel Tx timer upon firmware crash 

When the firmware crashes, we can't expect the Tx queues to
progress. Cancel their timer.

Reviewed-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
This commit is contained in:
Emmanuel Grumbach 2015-06-24 14:58:13 +03:00
parent 5bf12f6096
commit 1103323ca1
1 changed files with 4 additions and 0 deletions
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4
drivers/net/wireless/iwlwifi/pcie/rx.c
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@ -1014,6 +1014,7 @@ static void iwl_pcie_rx_handle(struct iwl_trans *trans)
static void iwl_pcie_irq_handle_error(struct iwl_trans *trans)
{
struct iwl_trans_pcie *trans_pcie = IWL_TRANS_GET_PCIE_TRANS(trans);
int i;
/* W/A for WiFi/WiMAX coex and WiMAX own the RF */
if (trans->cfg->internal_wimax_coex &&
@ -1037,6 +1038,9 @@ static void iwl_pcie_irq_handle_error(struct iwl_trans *trans)
iwl_trans_fw_error(trans);
local_bh_enable();
for (i = 0; i < trans->cfg->base_params->num_of_queues; i++)
del_timer(&trans_pcie->txq[i].stuck_timer);
clear_bit(STATUS_SYNC_HCMD_ACTIVE, &trans->status);
wake_up(&trans_pcie->wait_command_queue);
}