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iwlwifi: consider BT for power management 

Check the BT PSPoll flag when fill PM command to uCode

Signed-off-by: Wey-Yi Guy <wey-yi.w.guy@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Wey-Yi Guy 2010-11-23 10:58:54 -08:00 committed by John W. Linville
parent 97badb0eef
commit e366176e5c
4 changed files with 24 additions and 0 deletions
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1
drivers/net/wireless/iwlwifi/iwl-6000.c
View File

@ -549,6 +549,7 @@ static struct iwl_bt_params iwl6000_bt_params = {
.agg_time_limit = BT_AGG_THRESHOLD_DEF,
.bt_init_traffic_load = IWL_BT_COEX_TRAFFIC_LOAD_NONE,
.bt_prio_boost = IWLAGN_BT_PRIO_BOOST_DEFAULT,
.bt_sco_disable = true,
};
struct iwl_cfg iwl6000g2a_2agn_cfg = {

4
drivers/net/wireless/iwlwifi/iwl-agn-lib.c
View File

@ -1829,6 +1829,10 @@ void iwlagn_send_advance_bt_config(struct iwl_priv *priv)
} else {
bt_cmd.flags = IWLAGN_BT_FLAG_COEX_MODE_3W <<
IWLAGN_BT_FLAG_COEX_MODE_SHIFT;
if (priv->cfg->bt_params &&
priv->cfg->bt_params->bt_sco_disable)
bt_cmd.flags |= IWLAGN_BT_FLAG_SYNC_2_BT_DISABLE;
if (priv->bt_ch_announce)
bt_cmd.flags |= IWLAGN_BT_FLAG_CHANNEL_INHIBITION;
IWL_DEBUG_INFO(priv, "BT coex flag: 0X%x\n", bt_cmd.flags);

2
drivers/net/wireless/iwlwifi/iwl-core.h
View File

@ -334,6 +334,7 @@ struct iwl_base_params {
* @agg_time_limit: maximum number of uSec in aggregation
* @ampdu_factor: Maximum A-MPDU length factor
* @ampdu_density: Minimum A-MPDU spacing
* @bt_sco_disable: uCode should not response to BT in SCO/ESCO mode
*/
struct iwl_bt_params {
bool advanced_bt_coexist;
@ -343,6 +344,7 @@ struct iwl_bt_params {
u16 agg_time_limit;
u8 ampdu_factor;
u8 ampdu_density;
bool bt_sco_disable;
};
/*
* @use_rts_for_aggregation: use rts/cts protection for HT traffic

17
drivers/net/wireless/iwlwifi/iwl-power.c
View File

@ -163,6 +163,15 @@ static void iwl_static_sleep_cmd(struct iwl_priv *priv,
else
cmd->flags &= ~IWL_POWER_SLEEP_OVER_DTIM_MSK;
if (priv->cfg->bt_params &&
priv->cfg->bt_params->advanced_bt_coexist) {
if (!priv->cfg->bt_params->bt_sco_disable)
cmd->flags |= IWL_POWER_BT_SCO_ENA;
else
cmd->flags &= ~IWL_POWER_BT_SCO_ENA;
}
slp_itrvl = le32_to_cpu(cmd->sleep_interval[IWL_POWER_VEC_SIZE - 1]);
if (slp_itrvl > IWL_CONN_MAX_LISTEN_INTERVAL)
cmd->sleep_interval[IWL_POWER_VEC_SIZE - 1] =
@ -236,6 +245,14 @@ static void iwl_power_fill_sleep_cmd(struct iwl_priv *priv,
if (priv->power_data.pci_pm)
cmd->flags |= IWL_POWER_PCI_PM_MSK;
if (priv->cfg->bt_params &&
priv->cfg->bt_params->advanced_bt_coexist) {
if (!priv->cfg->bt_params->bt_sco_disable)
cmd->flags |= IWL_POWER_BT_SCO_ENA;
else
cmd->flags &= ~IWL_POWER_BT_SCO_ENA;
}
cmd->rx_data_timeout = cpu_to_le32(1000 * dynps_ms);
cmd->tx_data_timeout = cpu_to_le32(1000 * dynps_ms);