Commit 9744c91f authored by Abhijeet Kolekar's avatar Abhijeet Kolekar Committed by John W. Linville
Browse files

iwl3945: rename tx to tx_cmd



Rename iwl3945_tx_cmd variable tx to tx_cmd for better
readability.
Signed-off-by: default avatarAbhijeet Kolekar <abhijeet.kolekar@intel.com>
Signed-off-by: default avatarReinette Chatre <reinette.chatre@intel.com>
Signed-off-by: default avatarJohn W. Linville <linville@tuxdriver.com>
parent 37dc70fe
......@@ -785,10 +785,10 @@ void iwl3945_hw_build_tx_cmd_rate(struct iwl_priv *priv,
u8 data_retry_limit;
__le32 tx_flags;
__le16 fc = hdr->frame_control;
struct iwl3945_tx_cmd *tx = (struct iwl3945_tx_cmd *)cmd->cmd.payload;
struct iwl3945_tx_cmd *tx_cmd = (struct iwl3945_tx_cmd *)cmd->cmd.payload;
rate = iwl3945_rates[rate_index].plcp;
tx_flags = tx->tx_flags;
tx_flags = tx_cmd->tx_flags;
/* We need to figure out how to get the sta->supp_rates while
* in this running context */
......@@ -825,22 +825,22 @@ void iwl3945_hw_build_tx_cmd_rate(struct iwl_priv *priv,
}
}
tx->rts_retry_limit = rts_retry_limit;
tx->data_retry_limit = data_retry_limit;
tx->rate = rate;
tx->tx_flags = tx_flags;
tx_cmd->rts_retry_limit = rts_retry_limit;
tx_cmd->data_retry_limit = data_retry_limit;
tx_cmd->rate = rate;
tx_cmd->tx_flags = tx_flags;
/* OFDM */
tx->supp_rates[0] =
tx_cmd->supp_rates[0] =
((rate_mask & IWL_OFDM_RATES_MASK) >> IWL_FIRST_OFDM_RATE) & 0xFF;
/* CCK */
tx->supp_rates[1] = (rate_mask & 0xF);
tx_cmd->supp_rates[1] = (rate_mask & 0xF);
IWL_DEBUG_RATE(priv, "Tx sta id: %d, rate: %d (plcp), flags: 0x%4X "
"cck/ofdm mask: 0x%x/0x%x\n", sta_id,
tx->rate, le32_to_cpu(tx->tx_flags),
tx->supp_rates[1], tx->supp_rates[0]);
tx_cmd->rate, le32_to_cpu(tx_cmd->tx_flags),
tx_cmd->supp_rates[1], tx_cmd->supp_rates[0]);
}
u8 iwl3945_sync_sta(struct iwl_priv *priv, int sta_id, u16 tx_rate, u8 flags)
......
......@@ -365,13 +365,13 @@ static void iwl3945_build_tx_cmd_hwcrypto(struct iwl_priv *priv,
struct sk_buff *skb_frag,
int sta_id)
{
struct iwl3945_tx_cmd *tx = (struct iwl3945_tx_cmd *)cmd->cmd.payload;
struct iwl3945_tx_cmd *tx_cmd = (struct iwl3945_tx_cmd *)cmd->cmd.payload;
struct iwl_hw_key *keyinfo = &priv->stations[sta_id].keyinfo;
switch (keyinfo->alg) {
case ALG_CCMP:
tx->sec_ctl = TX_CMD_SEC_CCM;
memcpy(tx->key, keyinfo->key, keyinfo->keylen);
tx_cmd->sec_ctl = TX_CMD_SEC_CCM;
memcpy(tx_cmd->key, keyinfo->key, keyinfo->keylen);
IWL_DEBUG_TX(priv, "tx_cmd with AES hwcrypto\n");
break;
......@@ -379,13 +379,13 @@ static void iwl3945_build_tx_cmd_hwcrypto(struct iwl_priv *priv,
break;
case ALG_WEP:
tx->sec_ctl = TX_CMD_SEC_WEP |
tx_cmd->sec_ctl = TX_CMD_SEC_WEP |
(info->control.hw_key->hw_key_idx & TX_CMD_SEC_MSK) << TX_CMD_SEC_SHIFT;
if (keyinfo->keylen == 13)
tx->sec_ctl |= TX_CMD_SEC_KEY128;
tx_cmd->sec_ctl |= TX_CMD_SEC_KEY128;
memcpy(&tx->key[3], keyinfo->key, keyinfo->keylen);
memcpy(&tx_cmd->key[3], keyinfo->key, keyinfo->keylen);
IWL_DEBUG_TX(priv, "Configuring packet for WEP encryption "
"with key %d\n", info->control.hw_key->hw_key_idx);
......@@ -405,11 +405,11 @@ static void iwl3945_build_tx_cmd_basic(struct iwl_priv *priv,
struct ieee80211_tx_info *info,
struct ieee80211_hdr *hdr, u8 std_id)
{
struct iwl3945_tx_cmd *tx = (struct iwl3945_tx_cmd *)cmd->cmd.payload;
__le32 tx_flags = tx->tx_flags;
struct iwl3945_tx_cmd *tx_cmd = (struct iwl3945_tx_cmd *)cmd->cmd.payload;
__le32 tx_flags = tx_cmd->tx_flags;
__le16 fc = hdr->frame_control;
tx->stop_time.life_time = TX_CMD_LIFE_TIME_INFINITE;
tx_cmd->stop_time.life_time = TX_CMD_LIFE_TIME_INFINITE;
if (!(info->flags & IEEE80211_TX_CTL_NO_ACK)) {
tx_flags |= TX_CMD_FLG_ACK_MSK;
if (ieee80211_is_mgmt(fc))
......@@ -422,13 +422,13 @@ static void iwl3945_build_tx_cmd_basic(struct iwl_priv *priv,
tx_flags |= TX_CMD_FLG_SEQ_CTL_MSK;
}
tx->sta_id = std_id;
tx_cmd->sta_id = std_id;
if (ieee80211_has_morefrags(fc))
tx_flags |= TX_CMD_FLG_MORE_FRAG_MSK;
if (ieee80211_is_data_qos(fc)) {
u8 *qc = ieee80211_get_qos_ctl(hdr);
tx->tid_tspec = qc[0] & 0xf;
tx_cmd->tid_tspec = qc[0] & 0xf;
tx_flags &= ~TX_CMD_FLG_SEQ_CTL_MSK;
} else {
tx_flags |= TX_CMD_FLG_SEQ_CTL_MSK;
......@@ -442,16 +442,16 @@ static void iwl3945_build_tx_cmd_basic(struct iwl_priv *priv,
tx_flags &= ~(TX_CMD_FLG_ANT_SEL_MSK);
if (ieee80211_is_mgmt(fc)) {
if (ieee80211_is_assoc_req(fc) || ieee80211_is_reassoc_req(fc))
tx->timeout.pm_frame_timeout = cpu_to_le16(3);
tx_cmd->timeout.pm_frame_timeout = cpu_to_le16(3);
else
tx->timeout.pm_frame_timeout = cpu_to_le16(2);
tx_cmd->timeout.pm_frame_timeout = cpu_to_le16(2);
} else {
tx->timeout.pm_frame_timeout = 0;
tx_cmd->timeout.pm_frame_timeout = 0;
}
tx->driver_txop = 0;
tx->tx_flags = tx_flags;
tx->next_frame_len = 0;
tx_cmd->driver_txop = 0;
tx_cmd->tx_flags = tx_flags;
tx_cmd->next_frame_len = 0;
}
/*
......@@ -461,7 +461,7 @@ static int iwl3945_tx_skb(struct iwl_priv *priv, struct sk_buff *skb)
{
struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)skb->data;
struct ieee80211_tx_info *info = IEEE80211_SKB_CB(skb);
struct iwl3945_tx_cmd *tx;
struct iwl3945_tx_cmd *tx_cmd;
struct iwl_tx_queue *txq = NULL;
struct iwl_queue *q = NULL;
struct iwl_device_cmd *out_cmd;
......@@ -560,9 +560,9 @@ static int iwl3945_tx_skb(struct iwl_priv *priv, struct sk_buff *skb)
/* Init first empty entry in queue's array of Tx/cmd buffers */
out_cmd = txq->cmd[idx];
out_meta = &txq->meta[idx];
tx = (struct iwl3945_tx_cmd *)out_cmd->cmd.payload;
tx_cmd = (struct iwl3945_tx_cmd *)out_cmd->cmd.payload;
memset(&out_cmd->hdr, 0, sizeof(out_cmd->hdr));
memset(tx, 0, sizeof(*tx));
memset(tx_cmd, 0, sizeof(*tx_cmd));
/*
* Set up the Tx-command (not MAC!) header.
......@@ -575,7 +575,7 @@ static int iwl3945_tx_skb(struct iwl_priv *priv, struct sk_buff *skb)
INDEX_TO_SEQ(q->write_ptr)));
/* Copy MAC header from skb into command buffer */
memcpy(tx->hdr, hdr, hdr_len);
memcpy(tx_cmd->hdr, hdr, hdr_len);
if (info->control.hw_key)
......@@ -589,12 +589,12 @@ static int iwl3945_tx_skb(struct iwl_priv *priv, struct sk_buff *skb)
/* Total # bytes to be transmitted */
len = (u16)skb->len;
tx->len = cpu_to_le16(len);
tx_cmd->len = cpu_to_le16(len);
iwl_dbg_log_tx_data_frame(priv, len, hdr);
iwl_update_stats(priv, true, fc, len);
tx->tx_flags &= ~TX_CMD_FLG_ANT_A_MSK;
tx->tx_flags &= ~TX_CMD_FLG_ANT_B_MSK;
tx_cmd->tx_flags &= ~TX_CMD_FLG_ANT_A_MSK;
tx_cmd->tx_flags &= ~TX_CMD_FLG_ANT_B_MSK;
if (!ieee80211_has_morefrags(hdr->frame_control)) {
txq->need_update = 1;
......@@ -607,9 +607,9 @@ static int iwl3945_tx_skb(struct iwl_priv *priv, struct sk_buff *skb)
IWL_DEBUG_TX(priv, "sequence nr = 0X%x \n",
le16_to_cpu(out_cmd->hdr.sequence));
IWL_DEBUG_TX(priv, "tx_flags = 0X%x \n", le32_to_cpu(tx->tx_flags));
iwl_print_hex_dump(priv, IWL_DL_TX, tx, sizeof(*tx));
iwl_print_hex_dump(priv, IWL_DL_TX, (u8 *)tx->hdr,
IWL_DEBUG_TX(priv, "tx_flags = 0X%x \n", le32_to_cpu(tx_cmd->tx_flags));
iwl_print_hex_dump(priv, IWL_DL_TX, tx_cmd, sizeof(*tx_cmd));
iwl_print_hex_dump(priv, IWL_DL_TX, (u8 *)tx_cmd->hdr,
ieee80211_hdrlen(fc));
/*
......
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