commit 638d0eb9197d1e285451f6594184fcfc9c2a5d44
Author: Chatre, Reinette <reinette.chatre@xxxxxxxxx>
Date: Mon Jan 19 15:30:24 2009 -0800
iwl3945: add debugging for wrong command queue
We encountered a problem related to this BUG and need to obtain more
debugging information. See bug report at
http://marc.info/?l=linux-wireless&m=123147215829854&w=2
Signed-off-by: Reinette Chatre <reinette.chatre@xxxxxxxxx>
Signed-off-by: John W. Linville <linville@xxxxxxxxxxxxx>
---
drivers/net/wireless/iwlwifi/iwl3945-base.c | 9 ++++++++-
1 files changed, 8 insertions(+), 1 deletions(-)
diff --git a/drivers/net/wireless/iwlwifi/iwl3945-base.c b/drivers/net/wireless/iwlwifi/iwl3945-base.c
index 8cb0fa2..5011a79 100644
--- a/drivers/net/wireless/iwlwifi/iwl3945-base.c
+++ b/drivers/net/wireless/iwlwifi/iwl3945-base.c
@@ -3349,7 +3349,14 @@ static void iwl3945_tx_cmd_complete(struct iwl3945_priv *priv,
int cmd_index;
struct iwl3945_cmd *cmd;
- BUG_ON(txq_id != IWL_CMD_QUEUE_NUM);
+ if (WARN(txq_id != IWL_CMD_QUEUE_NUM,
+ "wrong command queue %d, sequence 0x%X readp=%d writep=%d\n",
+ txq_id, sequence,
+ priv->txq[IWL_CMD_QUEUE_NUM].q.read_ptr,
+ priv->txq[IWL_CMD_QUEUE_NUM].q.write_ptr)) {
+ /* Not in F11: iwl_print_hex_dump(priv, IWL_DL_INFO , rxb, 32); */
+ return;
+ }
cmd_index = get_cmd_index(&priv->txq[IWL_CMD_QUEUE_NUM].q, index, huge);
cmd = &priv->txq[IWL_CMD_QUEUE_NUM].cmd[cmd_index];
--
1.6.2.5
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