Commit 42550a53 authored by Emmanuel Grumbach's avatar Emmanuel Grumbach Committed by Johannes Berg

iwlwifi: pcie: restart the driver when a command times out

This should really not happen. If it does, restarting is the
only way to recover since the driver and the firmware might
very well be out of sync. Moreover, iwl_op_mode_nic_error
will print data that might help debugging.
Signed-off-by: default avatarEmmanuel Grumbach <emmanuel.grumbach@intel.com>
Signed-off-by: default avatarJohannes Berg <johannes.berg@intel.com>
parent d1d5e3cd
......@@ -1529,7 +1529,6 @@ static int iwl_pcie_send_hcmd_sync(struct iwl_trans *trans,
"Error sending %s: time out after %dms.\n",
get_cmd_string(trans_pcie, cmd->id),
jiffies_to_msecs(HOST_COMPLETE_TIMEOUT));
dump_stack();
IWL_ERR(trans,
"Current CMD queue read_ptr %d write_ptr %d\n",
......@@ -1540,6 +1539,9 @@ static int iwl_pcie_send_hcmd_sync(struct iwl_trans *trans,
"Clearing HCMD_ACTIVE for command %s\n",
get_cmd_string(trans_pcie, cmd->id));
ret = -ETIMEDOUT;
iwl_op_mode_nic_error(trans->op_mode);
goto cancel;
}
}
......
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