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/*
* Copyright (c) 2004-2011 Atheros Communications Inc.
*
* Permission to use, copy, modify, and/or distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
#include <linux/moduleparam.h>
#include <linux/inetdevice.h>
#ifdef CONFIG_HAS_WAKELOCK
#include <linux/wakelock.h>
#endif
#include "core.h"
#include "cfg80211.h"
#include "debug.h"
#include "hif-ops.h"
#include "testmode.h"
#include "cfg80211_btcoex.h"
bool ath6kl_btcoex_cfg80211_ready(struct ath6kl_vif *vif)
{
struct ath6kl *ar = vif->ar;
if (!test_bit(WMI_READY, &ar->flag)) {
ath6kl_err("wmi is not ready\n");
return false;
}
if (!test_bit(WLAN_ENABLED, &vif->flags)) {
ath6kl_err("wlan disabled\n");
return false;
}
return true;
}
#define OP_TYPE_SCO 0x01
#define OP_TYPE_A2DP 0x02
#define OP_TYPE_INQUIRY 0x03
#define OP_TYPE_ESCO 0x04
int ath6kl_notify_btcoex_inq_status(struct wiphy *wiphy, bool status)
{
struct ath6kl *ar = (struct ath6kl *)wiphy_priv(wiphy);
struct ath6kl_vif *vif;
vif = ath6kl_vif_first(ar);
if (!vif)
return -EIO;
ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, "BT coex scan status:%d\n", status);
if (!ath6kl_btcoex_cfg80211_ready(vif))
return -EIO;
return ath6kl_wmi_set_btcoex_bt_op_status(ar->wmi, OP_TYPE_INQUIRY,
status);
}
int ath6kl_notify_btcoex_sco_status(struct wiphy *wiphy, bool status,
bool esco, u32 tx_interval,
u32 tx_pkt_len)
{
struct ath6kl *ar = (struct ath6kl *)wiphy_priv(wiphy);
struct ath6kl_vif *vif;
vif = ath6kl_vif_first(ar);
if (!vif)
return -EIO;
if (!ath6kl_btcoex_cfg80211_ready(vif))
return -EIO;
ath6kl_dbg(ATH6KL_DBG_WLAN_CFG,
"BT Coex sco status:%d sco type %s tx interval %d tx pk len %d\n",
status, esco ? "ESCO" : "SCO", tx_interval, tx_pkt_len);
if (status)
ath6kl_wmi_set_btcoex_sco_op(ar->wmi, esco, tx_interval,
tx_pkt_len);
return ath6kl_wmi_set_btcoex_bt_op_status(ar->wmi, OP_TYPE_SCO,
status);
}
int ath6kl_notify_btcoex_a2dp_status(struct wiphy *wiphy, bool status)
{
struct ath6kl *ar = (struct ath6kl *)wiphy_priv(wiphy);
struct ath6kl_vif *vif;
vif = ath6kl_vif_first(ar);
if (!vif)
return -EIO;
if (!ath6kl_btcoex_cfg80211_ready(vif))
return -EIO;
ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, "BT coex A2DP status:%d\n", status);
if (status)
ath6kl_wmi_set_btcoex_a2dp_op(ar->wmi,
ar->btcoex_info.acl_role,
ar->btcoex_info.remote_lmp_ver,
ar->btcoex_info.bt_vendor);
return ath6kl_wmi_set_btcoex_bt_op_status(ar->wmi, OP_TYPE_A2DP,
status);
}
#define MAX_LMP_VER 6
int ath6kl_notify_btcoex_acl_info(struct wiphy *wiphy,
enum nl80211_btcoex_acl_role role,
u32 lmp_ver)
{
struct ath6kl *ar = (struct ath6kl *)wiphy_priv(wiphy);
if (lmp_ver > MAX_LMP_VER)
return -EINVAL;
if (role > NL80211_BTCOEX_ACL_ROLE_SLAVE)
return -EINVAL;
ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, "BT coex ACL role:%d Lmp ver %d\n",
role, lmp_ver);
ar->btcoex_info.acl_role = role;
ar->btcoex_info.remote_lmp_ver = lmp_ver;
return 0;
}
#define BTCOEX_COLOCATED_BT_DEFAULT 1
#define BTCOEX_COLOCATED_BT_QCOM 2
inline int get_bt_vendor_id(enum nl80211_btcoex_vendor_list vendor)
{
switch (vendor) {
case NL80211_BTCOEX_VENDOR_DEFAULT:
return BTCOEX_COLOCATED_BT_DEFAULT;
case NL80211_BTCOEX_VENDOR_QCOM:
return BTCOEX_COLOCATED_BT_QCOM;
}
return BTCOEX_COLOCATED_BT_DEFAULT;
}
int ath6kl_notify_btcoex_antenna_config(struct wiphy *wiphy,
enum nl80211_btcoex_antenna_config config)
{
struct ath6kl *ar = (struct ath6kl *)wiphy_priv(wiphy);
if (config > NL80211_BTCOEX_ANTENNA_SA)
return -EINVAL;
ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, "BT coex Antenna configuration:%d\n",
config);
ath6kl_wmi_set_btcoex_set_colocated_bt(ar->wmi,
get_bt_vendor_id
(ar->btcoex_info.bt_vendor));
return ath6kl_wmi_set_btcoex_set_fe_antenna(ar->wmi, config);
}
int ath6kl_notify_btcoex_bt_vendor(struct wiphy *wiphy,
enum nl80211_btcoex_vendor_list vendor)
{
struct ath6kl *ar = (struct ath6kl *)wiphy_priv(wiphy);
if (vendor > NL80211_BTCOEX_VENDOR_QCOM)
return -EINVAL;
ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, "vendor :%d\n", vendor);
ar->btcoex_info.bt_vendor = vendor;
return 0;
}
int ath6kl_notify_btcoex(struct wiphy *wiphy, u8 *buf,
int len)
{
struct ath6kl *ar = (struct ath6kl *)wiphy_priv(wiphy);
struct ath6kl_vif *vif;
vif = ath6kl_vif_first(ar);
if (!vif)
return -EIO;
ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, "BT coex wmi command:%p\n", buf);
if (!ath6kl_btcoex_cfg80211_ready(vif))
return -EIO;
return ath6kl_wmi_send_btcoex_cmd(ar->wmi, buf,
len);
}
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