From e366176e5c7f37d2d4cd0708e63b939e3fa3b5c6 Mon Sep 17 00:00:00 2001 From: Wey-Yi Guy Date: Tue, 23 Nov 2010 10:58:54 -0800 Subject: [PATCH] iwlwifi: consider BT for power management Check the BT PSPoll flag when fill PM command to uCode Signed-off-by: Wey-Yi Guy Signed-off-by: John W. Linville --- drivers/net/wireless/iwlwifi/iwl-6000.c | 1 + drivers/net/wireless/iwlwifi/iwl-agn-lib.c | 4 ++++ drivers/net/wireless/iwlwifi/iwl-core.h | 2 ++ drivers/net/wireless/iwlwifi/iwl-power.c | 17 +++++++++++++++++ 4 files changed, 24 insertions(+) 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); -- 2.20.1