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authorChatre, Reinette <reinette.chatre@intel.com>2009-01-19 15:30:24 -0800
committerJohn W. Linville <linville@tuxdriver.com>2009-01-29 16:00:55 -0500
commit638d0eb9197d1e285451f6594184fcfc9c2a5d44 (patch)
tree5f253a06f7d7bf82129312fe2beb72d73cf4d54c
parentaf0053d660f7c330ed1a5c6538938283fd79662f (diff)
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@intel.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
-rw-r--r--drivers/net/wireless/iwlwifi/iwl3945-base.c9
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 d8cb94894d5..d1efdc7021b 100644
--- a/drivers/net/wireless/iwlwifi/iwl3945-base.c
+++ b/drivers/net/wireless/iwlwifi/iwl3945-base.c
@@ -3066,7 +3066,14 @@ static void iwl3945_tx_cmd_complete(struct iwl_priv *priv,
int cmd_index;
struct iwl_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)) {
+ 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];