diff options
| author | Emmanuel Grumbach <emmanuel.grumbach@intel.com> | 2013-01-02 05:12:25 -0500 |
|---|---|---|
| committer | Johannes Berg <johannes.berg@intel.com> | 2013-01-16 08:23:57 -0500 |
| commit | 1c3fea82d6ebf33edadefed2d9ce3efa1a654338 (patch) | |
| tree | 58c8269e2275f8ea47f8a48a22c063d8ed1ed267 /drivers/net/wireless/iwlwifi/pcie/tx.c | |
| parent | ddaf5a5b300b8f9d3591b509fd8bedab1c9887be (diff) | |
iwlwifi: improve the reports in TX path
Also when things go wrong (queues don't get emtpy), try to
get some data from the HW.
Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Diffstat (limited to 'drivers/net/wireless/iwlwifi/pcie/tx.c')
| -rw-r--r-- | drivers/net/wireless/iwlwifi/pcie/tx.c | 7 |
1 files changed, 3 insertions, 4 deletions
diff --git a/drivers/net/wireless/iwlwifi/pcie/tx.c b/drivers/net/wireless/iwlwifi/pcie/tx.c index fd3280fca445..a93f06762b96 100644 --- a/drivers/net/wireless/iwlwifi/pcie/tx.c +++ b/drivers/net/wireless/iwlwifi/pcie/tx.c | |||
| @@ -309,6 +309,9 @@ void iwl_pcie_txq_inc_wr_ptr(struct iwl_trans *trans, struct iwl_txq *txq) | |||
| 309 | return; | 309 | return; |
| 310 | } | 310 | } |
| 311 | 311 | ||
| 312 | IWL_DEBUG_TX(trans, "Q:%d WR: 0x%x\n", txq_id, | ||
| 313 | txq->q.write_ptr); | ||
| 314 | |||
| 312 | iwl_write_direct32(trans, HBUS_TARG_WRPTR, | 315 | iwl_write_direct32(trans, HBUS_TARG_WRPTR, |
| 313 | txq->q.write_ptr | (txq_id << 8)); | 316 | txq->q.write_ptr | (txq_id << 8)); |
| 314 | 317 | ||
| @@ -1660,10 +1663,6 @@ int iwl_trans_pcie_tx(struct iwl_trans *trans, struct sk_buff *skb, | |||
| 1660 | tx_cmd->dram_lsb_ptr = cpu_to_le32(scratch_phys); | 1663 | tx_cmd->dram_lsb_ptr = cpu_to_le32(scratch_phys); |
| 1661 | tx_cmd->dram_msb_ptr = iwl_get_dma_hi_addr(scratch_phys); | 1664 | tx_cmd->dram_msb_ptr = iwl_get_dma_hi_addr(scratch_phys); |
| 1662 | 1665 | ||
| 1663 | IWL_DEBUG_TX(trans, "sequence nr = 0X%x\n", | ||
| 1664 | le16_to_cpu(dev_cmd->hdr.sequence)); | ||
| 1665 | IWL_DEBUG_TX(trans, "tx_flags = 0X%x\n", le32_to_cpu(tx_cmd->tx_flags)); | ||
| 1666 | |||
| 1667 | /* Set up entry for this TFD in Tx byte-count array */ | 1666 | /* Set up entry for this TFD in Tx byte-count array */ |
| 1668 | iwl_pcie_txq_update_byte_cnt_tbl(trans, txq, le16_to_cpu(tx_cmd->len)); | 1667 | iwl_pcie_txq_update_byte_cnt_tbl(trans, txq, le16_to_cpu(tx_cmd->len)); |
| 1669 | 1668 | ||