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iwlwifi: dynamic allocate tx queue structure

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Instead of always allocate the max number of tx queue structure,
use dynamic allocation based on the number of queues in device
configuration. With these changes, device does not have to allocate more
memory than the h/w can support.

Signed-off-by: Wey-Yi Guy <wey-yi.w.guy@intel.com>
Signed-off-by: Reinette Chatre <reinette.chatre@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Wey-Yi Guy
2009-10-09 13:20:28 -07:00
committed by John W. Linville
parent 008a9e3e3c
commit 88804e2b33
11 changed files with 144 additions and 59 deletions
Download Patch File Download Diff File Expand all files Collapse all files

42
drivers/net/wireless/iwlwifi/iwl-5000.c
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@@ -749,18 +749,16 @@ int iwl5000_alive_notify(struct iwl_priv *priv)
int iwl5000_hw_set_hw_params(struct iwl_priv *priv)
{
if ((priv->cfg->mod_params->num_of_queues > IWL50_NUM_QUEUES) ||
(priv->cfg->mod_params->num_of_queues < IWL_MIN_NUM_QUEUES)) {
IWL_ERR(priv,
"invalid queues_num, should be between %d and %d\n",
IWL_MIN_NUM_QUEUES, IWL50_NUM_QUEUES);
return -EINVAL;
}
if (priv->cfg->mod_params->num_of_queues >= IWL_MIN_NUM_QUEUES &&
priv->cfg->mod_params->num_of_queues <= IWL50_NUM_QUEUES)
priv->cfg->num_of_queues =
priv->cfg->mod_params->num_of_queues;
priv->hw_params.max_txq_num = priv->cfg->mod_params->num_of_queues;
priv->hw_params.max_txq_num = priv->cfg->num_of_queues;
priv->hw_params.dma_chnl_num = FH50_TCSR_CHNL_NUM;
priv->hw_params.scd_bc_tbls_size =
IWL50_NUM_QUEUES * sizeof(struct iwl5000_scd_bc_tbl);
priv->cfg->num_of_queues *
sizeof(struct iwl5000_scd_bc_tbl);
priv->hw_params.tfd_size = sizeof(struct iwl_tfd);
priv->hw_params.max_stations = IWL5000_STATION_COUNT;
priv->hw_params.bcast_sta_id = IWL5000_BROADCAST_ID;
@@ -912,11 +910,13 @@ int iwl5000_txq_agg_enable(struct iwl_priv *priv, int txq_id,
u16 ra_tid;
if ((IWL50_FIRST_AMPDU_QUEUE > txq_id) ||
(IWL50_FIRST_AMPDU_QUEUE + IWL50_NUM_AMPDU_QUEUES <= txq_id)) {
(IWL50_FIRST_AMPDU_QUEUE + priv->cfg->num_of_ampdu_queues
<= txq_id)) {
IWL_WARN(priv,
"queue number out of range: %d, must be %d to %d\n",
txq_id, IWL50_FIRST_AMPDU_QUEUE,
IWL50_FIRST_AMPDU_QUEUE + IWL50_NUM_AMPDU_QUEUES - 1);
IWL50_FIRST_AMPDU_QUEUE +
priv->cfg->num_of_ampdu_queues - 1);
return -EINVAL;
}
@@ -970,11 +970,13 @@ int iwl5000_txq_agg_disable(struct iwl_priv *priv, u16 txq_id,
u16 ssn_idx, u8 tx_fifo)
{
if ((IWL50_FIRST_AMPDU_QUEUE > txq_id) ||
(IWL50_FIRST_AMPDU_QUEUE + IWL50_NUM_AMPDU_QUEUES <= txq_id)) {
(IWL50_FIRST_AMPDU_QUEUE + priv->cfg->num_of_ampdu_queues
<= txq_id)) {
IWL_ERR(priv,
"queue number out of range: %d, must be %d to %d\n",
txq_id, IWL50_FIRST_AMPDU_QUEUE,
IWL50_FIRST_AMPDU_QUEUE + IWL50_NUM_AMPDU_QUEUES - 1);
IWL50_FIRST_AMPDU_QUEUE +
priv->cfg->num_of_ampdu_queues - 1);
return -EINVAL;
}
@@ -1584,8 +1586,6 @@ static struct iwl_ops iwl5150_ops = {
};
struct iwl_mod_params iwl50_mod_params = {
.num_of_queues = IWL50_NUM_QUEUES,
.num_of_ampdu_queues = IWL50_NUM_AMPDU_QUEUES,
.amsdu_size_8K = 1,
.restart_fw = 1,
/* the rest are 0 by default */
@@ -1602,6 +1602,8 @@ struct iwl_cfg iwl5300_agn_cfg = {
.eeprom_size = IWL_5000_EEPROM_IMG_SIZE,
.eeprom_ver = EEPROM_5000_EEPROM_VERSION,
.eeprom_calib_ver = EEPROM_5000_TX_POWER_VERSION,
.num_of_queues = IWL50_NUM_QUEUES,
.num_of_ampdu_queues = IWL50_NUM_AMPDU_QUEUES,
.mod_params = &iwl50_mod_params,
.valid_tx_ant = ANT_ABC,
.valid_rx_ant = ANT_ABC,
@@ -1621,6 +1623,8 @@ struct iwl_cfg iwl5100_bg_cfg = {
.eeprom_size = IWL_5000_EEPROM_IMG_SIZE,
.eeprom_ver = EEPROM_5000_EEPROM_VERSION,
.eeprom_calib_ver = EEPROM_5000_TX_POWER_VERSION,
.num_of_queues = IWL50_NUM_QUEUES,
.num_of_ampdu_queues = IWL50_NUM_AMPDU_QUEUES,
.mod_params = &iwl50_mod_params,
.valid_tx_ant = ANT_B,
.valid_rx_ant = ANT_AB,
@@ -1640,6 +1644,8 @@ struct iwl_cfg iwl5100_abg_cfg = {
.eeprom_size = IWL_5000_EEPROM_IMG_SIZE,
.eeprom_ver = EEPROM_5000_EEPROM_VERSION,
.eeprom_calib_ver = EEPROM_5000_TX_POWER_VERSION,
.num_of_queues = IWL50_NUM_QUEUES,
.num_of_ampdu_queues = IWL50_NUM_AMPDU_QUEUES,
.mod_params = &iwl50_mod_params,
.valid_tx_ant = ANT_B,
.valid_rx_ant = ANT_AB,
@@ -1659,6 +1665,8 @@ struct iwl_cfg iwl5100_agn_cfg = {
.eeprom_size = IWL_5000_EEPROM_IMG_SIZE,
.eeprom_ver = EEPROM_5000_EEPROM_VERSION,
.eeprom_calib_ver = EEPROM_5000_TX_POWER_VERSION,
.num_of_queues = IWL50_NUM_QUEUES,
.num_of_ampdu_queues = IWL50_NUM_AMPDU_QUEUES,
.mod_params = &iwl50_mod_params,
.valid_tx_ant = ANT_B,
.valid_rx_ant = ANT_AB,
@@ -1678,6 +1686,8 @@ struct iwl_cfg iwl5350_agn_cfg = {
.eeprom_size = IWL_5000_EEPROM_IMG_SIZE,
.eeprom_ver = EEPROM_5050_EEPROM_VERSION,
.eeprom_calib_ver = EEPROM_5050_TX_POWER_VERSION,
.num_of_queues = IWL50_NUM_QUEUES,
.num_of_ampdu_queues = IWL50_NUM_AMPDU_QUEUES,
.mod_params = &iwl50_mod_params,
.valid_tx_ant = ANT_ABC,
.valid_rx_ant = ANT_ABC,
@@ -1697,6 +1707,8 @@ struct iwl_cfg iwl5150_agn_cfg = {
.eeprom_size = IWL_5000_EEPROM_IMG_SIZE,
.eeprom_ver = EEPROM_5050_EEPROM_VERSION,
.eeprom_calib_ver = EEPROM_5050_TX_POWER_VERSION,
.num_of_queues = IWL50_NUM_QUEUES,
.num_of_ampdu_queues = IWL50_NUM_AMPDU_QUEUES,
.mod_params = &iwl50_mod_params,
.valid_tx_ant = ANT_A,
.valid_rx_ant = ANT_AB,