iwlagn: add bt_ch_announce module parameter
Add bt_ch_announce module parameter to enable/disable BT channel
announcement mode; default is "enable"
Based on the bt channel announcement module parameter to configure the
bt_config host command.
Signed-off-by: Wey-Yi Guy <wey-yi.w.guy@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
diff --git a/drivers/net/wireless/iwlwifi/iwl-6000.c b/drivers/net/wireless/iwlwifi/iwl-6000.c
index e4873cc..ebf0c7e 100644
--- a/drivers/net/wireless/iwlwifi/iwl-6000.c
+++ b/drivers/net/wireless/iwlwifi/iwl-6000.c
@@ -242,9 +242,11 @@
if (!bt_coex_active || priv->iw_mode == NL80211_IFTYPE_ADHOC) {
bt_cmd.flags = 0;
} else {
- bt_cmd.flags = IWL6000G2B_BT_FLAG_CHANNEL_INHIBITION |
- IWL6000G2B_BT_FLAG_COEX_MODE_3W <<
+ bt_cmd.flags = IWL6000G2B_BT_FLAG_COEX_MODE_3W <<
IWL6000G2B_BT_FLAG_COEX_MODE_SHIFT;
+ if (priv->bt_ch_announce)
+ bt_cmd.flags |= IWL6000G2B_BT_FLAG_CHANNEL_INHIBITION;
+ IWL_DEBUG_INFO(priv, "BT coex flag: 0X%x\n", bt_cmd.flags);
}
if (priv->bt_full_concurrent)
diff --git a/drivers/net/wireless/iwlwifi/iwl-agn.c b/drivers/net/wireless/iwlwifi/iwl-agn.c
index e8098a7..989e4a7 100644
--- a/drivers/net/wireless/iwlwifi/iwl-agn.c
+++ b/drivers/net/wireless/iwlwifi/iwl-agn.c
@@ -88,6 +88,7 @@
MODULE_ALIAS("iwl4965");
static int iwlagn_ant_coupling;
+static bool iwlagn_bt_ch_announce = 1;
/**
* iwl_commit_rxon - commit staging_rxon to hardware
@@ -2606,6 +2607,9 @@
return pos;
}
+ /* enable/disable bt channel announcement */
+ priv->bt_ch_announce = iwlagn_bt_ch_announce;
+
#ifdef CONFIG_IWLWIFI_DEBUG
if (!(iwl_get_debug_level(priv) & IWL_DL_FW_ERRORS) && !full_log)
size = (size > DEFAULT_DUMP_EVENT_LOG_ENTRIES)
@@ -4150,6 +4154,9 @@
(iwlagn_ant_coupling > IWL_BT_ANTENNA_COUPLING_THRESHOLD) ?
true : false;
+ /* enable/disable bt channel announcement */
+ priv->bt_ch_announce = iwlagn_bt_ch_announce;
+
if (iwl_alloc_traffic_mem(priv))
IWL_ERR(priv, "Not enough memory to generate traffic log\n");
@@ -4687,3 +4694,7 @@
module_param_named(antenna_coupling, iwlagn_ant_coupling, int, S_IRUGO);
MODULE_PARM_DESC(antenna_coupling,
"specify antenna coupling in dB (defualt: 0 dB)");
+
+module_param_named(bt_ch_announce, iwlagn_bt_ch_announce, bool, S_IRUGO);
+MODULE_PARM_DESC(bt_ch_announce,
+ "Enable BT channel announcement mode (default: enable)");
diff --git a/drivers/net/wireless/iwlwifi/iwl-dev.h b/drivers/net/wireless/iwlwifi/iwl-dev.h
index 836fe276..1adb68e 100644
--- a/drivers/net/wireless/iwlwifi/iwl-dev.h
+++ b/drivers/net/wireless/iwlwifi/iwl-dev.h
@@ -1368,6 +1368,7 @@
/* bt coex */
u8 bt_traffic_load, notif_bt_traffic_load;
+ bool bt_ch_announce;
bool bt_sco_active;
bool bt_full_concurrent;
bool bt_ant_couple_ok;