diff options
| author | Wey-Yi Guy <wey-yi.w.guy@intel.com> | 2011-10-10 07:26:46 -0700 |
|---|---|---|
| committer | John W. Linville <linville@tuxdriver.com> | 2011-10-14 14:48:08 -0400 |
| commit | d10630aff7e40d97c8c8be91408d5f2433b12603 (patch) | |
| tree | 680f99bd84ff11892ea69ce3ec2b3936ed982984 /drivers | |
| parent | 722c9930f209dc428c1e568bd2c0f4cbd3b30dbd (diff) | |
iwlagn: add cmd queue pointer info when timeout
When detect cmd queue time out, display the current read/write pointer
Signed-off-by: Wey-Yi Guy <wey-yi.w.guy@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/net/wireless/iwlwifi/iwl-trans-pcie-tx.c | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/drivers/net/wireless/iwlwifi/iwl-trans-pcie-tx.c b/drivers/net/wireless/iwlwifi/iwl-trans-pcie-tx.c index ee7059dcbbc..f57b868c405 100644 --- a/drivers/net/wireless/iwlwifi/iwl-trans-pcie-tx.c +++ b/drivers/net/wireless/iwlwifi/iwl-trans-pcie-tx.c @@ -1013,11 +1013,20 @@ static int iwl_send_cmd_sync(struct iwl_trans *trans, struct iwl_host_cmd *cmd) HOST_COMPLETE_TIMEOUT); if (!ret) { if (test_bit(STATUS_HCMD_ACTIVE, &trans->shrd->status)) { + struct iwl_priv *priv = priv(trans); + struct iwl_tx_queue *txq = + &trans_pcie->txq[priv->shrd->cmd_queue]; + struct iwl_queue *q = &txq->q; + IWL_ERR(trans, "Error sending %s: time out after %dms.\n", get_cmd_string(cmd->id), jiffies_to_msecs(HOST_COMPLETE_TIMEOUT)); + IWL_ERR(trans, + "Current CMD queue read_ptr %d write_ptr %d\n", + q->read_ptr, q->write_ptr); + clear_bit(STATUS_HCMD_ACTIVE, &trans->shrd->status); IWL_DEBUG_INFO(trans, "Clearing HCMD_ACTIVE for command" "%s\n", get_cmd_string(cmd->id)); |