diff options
| author | Tomas Winkler <tomas.winkler@intel.com> | 2007-10-25 17:15:24 +0800 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2008-01-28 15:03:08 -0800 |
| commit | fc4b6853fb5e729616159d4f17785f089227a8e8 (patch) | |
| tree | a054bb23d3a21c70bd62f48799832418246a37ca /drivers/net/wireless/iwlwifi/iwl-4965.c | |
| parent | 91e1747384b80813c2a6c7a9d2dd99722d5b9e1e (diff) | |
iwlwifi: renaming last_used and first_empty
This patch renames queue pointers to write_ptr and read_ptr
instead of first_empty and last_used. This is closer to technical
terminology we everyday use
Signed-off-by: Tomas Winkler <tomas.winkler@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'drivers/net/wireless/iwlwifi/iwl-4965.c')
| -rw-r--r-- | drivers/net/wireless/iwlwifi/iwl-4965.c | 26 |
1 files changed, 13 insertions, 13 deletions
diff --git a/drivers/net/wireless/iwlwifi/iwl-4965.c b/drivers/net/wireless/iwlwifi/iwl-4965.c index 7ff8f72d482..d7e181f9ce8 100644 --- a/drivers/net/wireless/iwlwifi/iwl-4965.c +++ b/drivers/net/wireless/iwlwifi/iwl-4965.c @@ -1749,14 +1749,14 @@ void iwl_hw_txq_ctx_free(struct iwl_priv *priv) } /** - * iwl_hw_txq_free_tfd - Free one TFD, those at index [txq->q.last_used] + * iwl_hw_txq_free_tfd - Free one TFD, those at index [txq->q.read_ptr] * * Does NOT advance any indexes */ int iwl_hw_txq_free_tfd(struct iwl_priv *priv, struct iwl_tx_queue *txq) { struct iwl_tfd_frame *bd_tmp = (struct iwl_tfd_frame *)&txq->bd[0]; - struct iwl_tfd_frame *bd = &bd_tmp[txq->q.last_used]; + struct iwl_tfd_frame *bd = &bd_tmp[txq->q.read_ptr]; struct pci_dev *dev = priv->pci_dev; int i; int counter = 0; @@ -1796,11 +1796,11 @@ int iwl_hw_txq_free_tfd(struct iwl_priv *priv, struct iwl_tx_queue *txq) IWL_GET_BITS(bd->pa[index], tb1_len), PCI_DMA_TODEVICE); - if (txq->txb[txq->q.last_used].skb[i]) { - struct sk_buff *skb = txq->txb[txq->q.last_used].skb[i]; + if (txq->txb[txq->q.read_ptr].skb[i]) { + struct sk_buff *skb = txq->txb[txq->q.read_ptr].skb[i]; dev_kfree_skb(skb); - txq->txb[txq->q.last_used].skb[i] = NULL; + txq->txb[txq->q.read_ptr].skb[i] = NULL; } } return 0; @@ -2776,11 +2776,11 @@ int iwl4965_tx_queue_update_wr_ptr(struct iwl_priv *priv, len = byte_cnt + IWL_TX_CRC_SIZE + IWL_TX_DELIMITER_SIZE; IWL_SET_BITS16(shared_data->queues_byte_cnt_tbls[txq_id]. - tfd_offset[txq->q.first_empty], byte_cnt, len); + tfd_offset[txq->q.write_ptr], byte_cnt, len); - if (txq->q.first_empty < IWL4965_MAX_WIN_SIZE) + if (txq->q.write_ptr < IWL4965_MAX_WIN_SIZE) IWL_SET_BITS16(shared_data->queues_byte_cnt_tbls[txq_id]. - tfd_offset[IWL4965_QUEUE_SIZE + txq->q.first_empty], + tfd_offset[IWL4965_QUEUE_SIZE + txq->q.write_ptr], byte_cnt, len); return 0; @@ -4134,7 +4134,7 @@ static void iwl4965_rx_reply_compressed_ba(struct iwl_priv *priv, */ iwl4965_tx_status_reply_compressed_ba(priv, agg, ba_resp); /* releases all the TFDs until the SSN */ - if (txq->q.last_used != (ba_resp_scd_ssn & 0xff)) + if (txq->q.read_ptr != (ba_resp_scd_ssn & 0xff)) iwl_tx_queue_reclaim(priv, ba_resp_scd_flow, index); } @@ -4205,8 +4205,8 @@ static int iwl4965_tx_queue_agg_enable(struct iwl_priv *priv, int txq_id, iwl_set_bits_restricted_reg(priv, SCD_QUEUECHAIN_SEL, (1<<txq_id)); - priv->txq[txq_id].q.last_used = (ssn_idx & 0xff); - priv->txq[txq_id].q.first_empty = (ssn_idx & 0xff); + priv->txq[txq_id].q.read_ptr = (ssn_idx & 0xff); + priv->txq[txq_id].q.write_ptr = (ssn_idx & 0xff); /* supposes that ssn_idx is valid (!= 0xFFF) */ iwl4965_set_wr_ptrs(priv, txq_id, ssn_idx); @@ -4257,8 +4257,8 @@ static int iwl4965_tx_queue_agg_disable(struct iwl_priv *priv, u16 txq_id, iwl_clear_bits_restricted_reg(priv, SCD_QUEUECHAIN_SEL, (1 << txq_id)); - priv->txq[txq_id].q.last_used = (ssn_idx & 0xff); - priv->txq[txq_id].q.first_empty = (ssn_idx & 0xff); + priv->txq[txq_id].q.read_ptr = (ssn_idx & 0xff); + priv->txq[txq_id].q.write_ptr = (ssn_idx & 0xff); /* supposes that ssn_idx is valid (!= 0xFFF) */ iwl4965_set_wr_ptrs(priv, txq_id, ssn_idx); |