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iwlagn: add WARN if tx cmd complete come back late

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For error condition, STATUS_HCMD_ACTIVE already got clear before receive
tx cmd complete, give warning

Signed-off-by: Wey-Yi Guy <wey-yi.w.guy@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Wey-Yi Guy 2011-10-10 07:26:48 -07:00 committed by John W. Linville
parent e80eb00276
commit 05c89b917d
1 changed files with 5 additions and 0 deletions
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5
drivers/net/wireless/iwlwifi/iwl-trans-pcie-tx.c
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@ -950,6 +950,11 @@ void iwl_tx_cmd_complete(struct iwl_trans *trans, struct iwl_rx_mem_buffer *rxb,
iwl_hcmd_queue_reclaim(trans, txq_id, index);
if (!(meta->flags & CMD_ASYNC)) {
if (!test_bit(STATUS_HCMD_ACTIVE, &trans->shrd->status)) {
IWL_WARN(trans,
"HCMD_ACTIVE already clear for command %s\n",
get_cmd_string(cmd->hdr.cmd));
}
clear_bit(STATUS_HCMD_ACTIVE, &trans->shrd->status);
IWL_DEBUG_INFO(trans, "Clearing HCMD_ACTIVE for command %s\n",
get_cmd_string(cmd->hdr.cmd));