1 files changed, 218 insertions, 0 deletions

diff --git a/drivers/net/wireless/rtlwifi/btcoexist/rtl_btc.c b/drivers/net/wireless/rtlwifi/btcoexist/rtl_btc.c
new file mode 100644
index 000000000000..0ab94fe4cbbe
--- /dev/null
+++ b/drivers/net/wireless/rtlwifi/btcoexist/rtl_btc.c
@@ -0,0 +1,218 @@
+/******************************************************************************
+ *
+ * Copyright(c) 2009-2013  Realtek Corporation.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of version 2 of the GNU General Public License as
+ * published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
+ * more details.
+ *
+ * The full GNU General Public License is included in this distribution in the
+ * file called LICENSE.
+ *
+ * Contact Information:
+ * wlanfae <wlanfae@realtek.com>
+ * Realtek Corporation, No. 2, Innovation Road II, Hsinchu Science Park,
+ * Hsinchu 300, Taiwan.
+ *
+ * Larry Finger <Larry.Finger@lwfinger.net>
+ *
+ *****************************************************************************/
+
+#include "../wifi.h"
+#include "rtl_btc.h"
+#include "halbt_precomp.h"
+
+#include <linux/vmalloc.h>
+#include <linux/module.h>
+
+static struct rtl_btc_ops rtl_btc_operation = {
+        .btc_init_variables = rtl_btc_init_variables,
+        .btc_init_hal_vars = rtl_btc_init_hal_vars,
+        .btc_init_hw_config = rtl_btc_init_hw_config,
+        .btc_ips_notify = rtl_btc_ips_notify,
+        .btc_scan_notify = rtl_btc_scan_notify,
+        .btc_connect_notify = rtl_btc_connect_notify,
+        .btc_mediastatus_notify = rtl_btc_mediastatus_notify,
+        .btc_periodical = rtl_btc_periodical,
+        .btc_halt_notify = rtl_btc_halt_notify,
+        .btc_btinfo_notify = rtl_btc_btinfo_notify,
+        .btc_is_limited_dig = rtl_btc_is_limited_dig,
+        .btc_is_disable_edca_turbo = rtl_btc_is_disable_edca_turbo,
+        .btc_is_bt_disabled = rtl_btc_is_bt_disabled,
+};
+
+void rtl_btc_init_variables(struct rtl_priv *rtlpriv)
+{
+        exhalbtc_initlize_variables(rtlpriv);
+}
+
+void rtl_btc_init_hal_vars(struct rtl_priv *rtlpriv)
+{
+        u8 ant_num;
+        u8 bt_exist;
+        u8 bt_type;
+
+        ant_num = rtl_get_hwpg_ant_num(rtlpriv);
+        RT_TRACE(rtlpriv, COMP_INIT, DBG_DMESG,
+                 "%s, antNum is %d\n", __func__, ant_num);
+
+        bt_exist = rtl_get_hwpg_bt_exist(rtlpriv);
+        RT_TRACE(rtlpriv, COMP_INIT, DBG_DMESG,
+                 "%s, bt_exist is %d\n", __func__, bt_exist);
+        exhalbtc_set_bt_exist(bt_exist);
+
+        bt_type = rtl_get_hwpg_bt_type(rtlpriv);
+        RT_TRACE(rtlpriv, COMP_INIT, DBG_DMESG, "%s, bt_type is %d\n",
+                 __func__, bt_type);
+        exhalbtc_set_chip_type(bt_type);
+
+        exhalbtc_set_ant_num(BT_COEX_ANT_TYPE_PG, ant_num);
+}
+
+void rtl_btc_init_hw_config(struct rtl_priv *rtlpriv)
+{
+        exhalbtc_init_hw_config(&gl_bt_coexist);
+        exhalbtc_init_coex_dm(&gl_bt_coexist);
+}
+
+void rtl_btc_ips_notify(struct rtl_priv *rtlpriv, u8 type)
+{
+        exhalbtc_ips_notify(&gl_bt_coexist, type);
+}
+
+void rtl_btc_scan_notify(struct rtl_priv *rtlpriv, u8 scantype)
+{
+        exhalbtc_scan_notify(&gl_bt_coexist, scantype);
+}
+
+void rtl_btc_connect_notify(struct rtl_priv *rtlpriv, u8 action)
+{
+        exhalbtc_connect_notify(&gl_bt_coexist, action);
+}
+
+void rtl_btc_mediastatus_notify(struct rtl_priv *rtlpriv,
+                                enum _RT_MEDIA_STATUS mstatus)
+{
+        exhalbtc_mediastatus_notify(&gl_bt_coexist, mstatus);
+}
+
+void rtl_btc_periodical(struct rtl_priv *rtlpriv)
+{
+        exhalbtc_periodical(&gl_bt_coexist);
+}
+
+void rtl_btc_halt_notify(void)
+{
+        exhalbtc_halt_notify(&gl_bt_coexist);
+}
+
+void rtl_btc_btinfo_notify(struct rtl_priv *rtlpriv, u8 *tmp_buf, u8 length)
+{
+        exhalbtc_bt_info_notify(&gl_bt_coexist, tmp_buf, length);
+}
+
+bool rtl_btc_is_limited_dig(struct rtl_priv *rtlpriv)
+{
+        return gl_bt_coexist.bt_info.limited_dig;
+}
+
+bool rtl_btc_is_disable_edca_turbo(struct rtl_priv *rtlpriv)
+{
+        bool bt_change_edca = false;
+        u32 cur_edca_val;
+        u32 edca_bt_hs_uplink = 0x5ea42b, edca_bt_hs_downlink = 0x5ea42b;
+        u32 edca_hs;
+        u32 edca_addr = 0x504;
+
+        cur_edca_val = rtl_read_dword(rtlpriv, edca_addr);
+        if (halbtc_is_wifi_uplink(rtlpriv)) {
+                if (cur_edca_val != edca_bt_hs_uplink) {
+                        edca_hs = edca_bt_hs_uplink;
+                        bt_change_edca = true;
+                }
+        } else {
+                if (cur_edca_val != edca_bt_hs_downlink) {
+                        edca_hs = edca_bt_hs_downlink;
+                        bt_change_edca = true;
+                }
+        }
+
+        if (bt_change_edca)
+                rtl_write_dword(rtlpriv, edca_addr, edca_hs);
+
+        return true;
+}
+
+bool rtl_btc_is_bt_disabled(struct rtl_priv *rtlpriv)
+{
+        if (gl_bt_coexist.bt_info.bt_disabled)
+                return true;
+        else
+                return false;
+}
+
+struct rtl_btc_ops *rtl_btc_get_ops_pointer(void)
+{
+        return &rtl_btc_operation;
+}
+EXPORT_SYMBOL(rtl_btc_get_ops_pointer);
+
+u8 rtl_get_hwpg_ant_num(struct rtl_priv *rtlpriv)
+{
+        u8 num;
+
+        if (rtlpriv->btcoexist.btc_info.ant_num == ANT_X2)
+                num = 2;
+        else
+                num = 1;
+
+        return num;
+}
+
+enum _RT_MEDIA_STATUS mgnt_link_status_query(struct ieee80211_hw *hw)
+{
+        struct rtl_priv *rtlpriv = rtl_priv(hw);
+        struct rtl_mac *mac = rtl_mac(rtl_priv(hw));
+        enum _RT_MEDIA_STATUS    m_status = RT_MEDIA_DISCONNECT;
+
+        u8 bibss = (mac->opmode == NL80211_IFTYPE_ADHOC) ? 1 : 0;
+
+        if (bibss || rtlpriv->mac80211.link_state >= MAC80211_LINKED)
+                m_status = RT_MEDIA_CONNECT;
+
+        return m_status;
+}
+
+u8 rtl_get_hwpg_bt_exist(struct rtl_priv *rtlpriv)
+{
+        return rtlpriv->btcoexist.btc_info.btcoexist;
+}
+
+u8 rtl_get_hwpg_bt_type(struct rtl_priv *rtlpriv)
+{
+        return rtlpriv->btcoexist.btc_info.bt_type;
+}
+
+MODULE_AUTHOR("Page He  <page_he@realsil.com.cn>");
+MODULE_AUTHOR("Realtek WlanFAE  <wlanfae@realtek.com>");
+MODULE_AUTHOR("Larry Finger     <Larry.FInger@lwfinger.net>");
+MODULE_LICENSE("GPL");
+MODULE_DESCRIPTION("Realtek 802.11n PCI wireless core");
+
+static int __init rtl_btcoexist_module_init(void)
+{
+        return 0;
+}
+
+static void __exit rtl_btcoexist_module_exit(void)
+{
+        return;
+}
+
+module_init(rtl_btcoexist_module_init);
+module_exit(rtl_btcoexist_module_exit);