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authorWey-Yi Guy <wey-yi.w.guy@intel.com>2010-11-23 10:58:54 -0800
committerJohn W. Linville <linville@tuxdriver.com>2010-11-24 16:19:37 -0500
commite366176e5c7f37d2d4cd0708e63b939e3fa3b5c6 (patch)
treeaa4863dc9e96d6590710d03d4a09c6c11d421af2 /drivers
parent97badb0eefc9b6f23f864c5348b695be35f05882 (diff)
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>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/net/wireless/iwlwifi/iwl-6000.c1
-rw-r--r--drivers/net/wireless/iwlwifi/iwl-agn-lib.c4
-rw-r--r--drivers/net/wireless/iwlwifi/iwl-core.h2
-rw-r--r--drivers/net/wireless/iwlwifi/iwl-power.c17
4 files changed, 24 insertions, 0 deletions
diff --git a/drivers/net/wireless/iwlwifi/iwl-6000.c b/drivers/net/wireless/iwlwifi/iwl-6000.c
index 0cc66fdc7a0..f650282a3ad 100644
--- a/drivers/net/wireless/iwlwifi/iwl-6000.c
+++ b/drivers/net/wireless/iwlwifi/iwl-6000.c
@@ -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 = {
diff --git a/drivers/net/wireless/iwlwifi/iwl-agn-lib.c b/drivers/net/wireless/iwlwifi/iwl-agn-lib.c
index c4491f7641f..f8fe5f44e19 100644
--- a/drivers/net/wireless/iwlwifi/iwl-agn-lib.c
+++ b/drivers/net/wireless/iwlwifi/iwl-agn-lib.c
@@ -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);
diff --git a/drivers/net/wireless/iwlwifi/iwl-core.h b/drivers/net/wireless/iwlwifi/iwl-core.h
index 9035cd82d85..3f7bd4012c2 100644
--- a/drivers/net/wireless/iwlwifi/iwl-core.h
+++ b/drivers/net/wireless/iwlwifi/iwl-core.h
@@ -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
diff --git a/drivers/net/wireless/iwlwifi/iwl-power.c b/drivers/net/wireless/iwlwifi/iwl-power.c
index b7abd86676f..306c852b157 100644
--- a/drivers/net/wireless/iwlwifi/iwl-power.c
+++ b/drivers/net/wireless/iwlwifi/iwl-power.c
@@ -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);