1 /******************************************************************************
3 * Copyright(c) 2009-2013 Realtek Corporation.
5 * This program is free software; you can redistribute it and/or modify it
6 * under the terms of version 2 of the GNU General Public License as
7 * published by the Free Software Foundation.
9 * This program is distributed in the hope that it will be useful, but WITHOUT
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
14 * The full GNU General Public License is included in this distribution in the
15 * file called LICENSE.
17 * Contact Information:
18 * wlanfae <wlanfae@realtek.com>
19 * Realtek Corporation, No. 2, Innovation Road II, Hsinchu Science Park,
20 * Hsinchu 300, Taiwan.
22 * Larry Finger <Larry.Finger@lwfinger.net>
24 *****************************************************************************/
26 #include <linux/vmalloc.h>
27 #include <linux/module.h>
30 #include "halbt_precomp.h"
32 static struct rtl_btc_ops rtl_btc_operation = {
33 .btc_init_variables = rtl_btc_init_variables,
34 .btc_init_hal_vars = rtl_btc_init_hal_vars,
35 .btc_init_hw_config = rtl_btc_init_hw_config,
36 .btc_ips_notify = rtl_btc_ips_notify,
37 .btc_lps_notify = rtl_btc_lps_notify,
38 .btc_scan_notify = rtl_btc_scan_notify,
39 .btc_connect_notify = rtl_btc_connect_notify,
40 .btc_mediastatus_notify = rtl_btc_mediastatus_notify,
41 .btc_periodical = rtl_btc_periodical,
42 .btc_halt_notify = rtl_btc_halt_notify,
43 .btc_btinfo_notify = rtl_btc_btinfo_notify,
44 .btc_is_limited_dig = rtl_btc_is_limited_dig,
45 .btc_is_disable_edca_turbo = rtl_btc_is_disable_edca_turbo,
46 .btc_is_bt_disabled = rtl_btc_is_bt_disabled,
47 .btc_special_packet_notify = rtl_btc_special_packet_notify,
50 void rtl_btc_init_variables(struct rtl_priv *rtlpriv)
52 exhalbtc_initlize_variables(rtlpriv);
55 void rtl_btc_init_hal_vars(struct rtl_priv *rtlpriv)
61 ant_num = rtl_get_hwpg_ant_num(rtlpriv);
62 RT_TRACE(rtlpriv, COMP_INIT, DBG_DMESG,
63 "%s, antNum is %d\n", __func__, ant_num);
65 bt_exist = rtl_get_hwpg_bt_exist(rtlpriv);
66 RT_TRACE(rtlpriv, COMP_INIT, DBG_DMESG,
67 "%s, bt_exist is %d\n", __func__, bt_exist);
68 exhalbtc_set_bt_exist(bt_exist);
70 bt_type = rtl_get_hwpg_bt_type(rtlpriv);
71 RT_TRACE(rtlpriv, COMP_INIT, DBG_DMESG, "%s, bt_type is %d\n",
73 exhalbtc_set_chip_type(bt_type);
75 if (rtlpriv->cfg->mod_params->ant_sel == 1)
76 exhalbtc_set_ant_num(rtlpriv, BT_COEX_ANT_TYPE_DETECTED, 1);
78 exhalbtc_set_ant_num(rtlpriv, BT_COEX_ANT_TYPE_PG, ant_num);
81 void rtl_btc_init_hw_config(struct rtl_priv *rtlpriv)
83 exhalbtc_init_hw_config(&gl_bt_coexist);
84 exhalbtc_init_coex_dm(&gl_bt_coexist);
87 void rtl_btc_ips_notify(struct rtl_priv *rtlpriv, u8 type)
89 exhalbtc_ips_notify(&gl_bt_coexist, type);
92 void rtl_btc_lps_notify(struct rtl_priv *rtlpriv, u8 type)
94 exhalbtc_lps_notify(&gl_bt_coexist, type);
97 void rtl_btc_scan_notify(struct rtl_priv *rtlpriv, u8 scantype)
99 exhalbtc_scan_notify(&gl_bt_coexist, scantype);
102 void rtl_btc_connect_notify(struct rtl_priv *rtlpriv, u8 action)
104 exhalbtc_connect_notify(&gl_bt_coexist, action);
107 void rtl_btc_mediastatus_notify(struct rtl_priv *rtlpriv,
108 enum rt_media_status mstatus)
110 exhalbtc_mediastatus_notify(&gl_bt_coexist, mstatus);
113 void rtl_btc_periodical(struct rtl_priv *rtlpriv)
115 /*rtl_bt_dm_monitor();*/
116 exhalbtc_periodical(&gl_bt_coexist);
119 void rtl_btc_halt_notify(void)
121 exhalbtc_halt_notify(&gl_bt_coexist);
124 void rtl_btc_btinfo_notify(struct rtl_priv *rtlpriv, u8 *tmp_buf, u8 length)
126 exhalbtc_bt_info_notify(&gl_bt_coexist, tmp_buf, length);
129 bool rtl_btc_is_limited_dig(struct rtl_priv *rtlpriv)
131 return gl_bt_coexist.bt_info.limited_dig;
134 bool rtl_btc_is_disable_edca_turbo(struct rtl_priv *rtlpriv)
136 bool bt_change_edca = false;
138 u32 edca_bt_hs_uplink = 0x5ea42b, edca_bt_hs_downlink = 0x5ea42b;
140 u32 edca_addr = 0x504;
142 cur_edca_val = rtl_read_dword(rtlpriv, edca_addr);
143 if (halbtc_is_wifi_uplink(rtlpriv)) {
144 if (cur_edca_val != edca_bt_hs_uplink) {
145 edca_hs = edca_bt_hs_uplink;
146 bt_change_edca = true;
149 if (cur_edca_val != edca_bt_hs_downlink) {
150 edca_hs = edca_bt_hs_downlink;
151 bt_change_edca = true;
156 rtl_write_dword(rtlpriv, edca_addr, edca_hs);
161 bool rtl_btc_is_bt_disabled(struct rtl_priv *rtlpriv)
163 /* It seems 'bt_disabled' is never be initialized or set. */
164 if (gl_bt_coexist.bt_info.bt_disabled)
170 void rtl_btc_special_packet_notify(struct rtl_priv *rtlpriv, u8 pkt_type)
172 return exhalbtc_special_packet_notify(&gl_bt_coexist, pkt_type);
175 struct rtl_btc_ops *rtl_btc_get_ops_pointer(void)
177 return &rtl_btc_operation;
179 EXPORT_SYMBOL(rtl_btc_get_ops_pointer);
181 u8 rtl_get_hwpg_ant_num(struct rtl_priv *rtlpriv)
185 if (rtlpriv->btcoexist.btc_info.ant_num == ANT_X2)
193 enum rt_media_status mgnt_link_status_query(struct ieee80211_hw *hw)
195 struct rtl_priv *rtlpriv = rtl_priv(hw);
196 struct rtl_mac *mac = rtl_mac(rtl_priv(hw));
197 enum rt_media_status m_status = RT_MEDIA_DISCONNECT;
199 u8 bibss = (mac->opmode == NL80211_IFTYPE_ADHOC) ? 1 : 0;
201 if (bibss || rtlpriv->mac80211.link_state >= MAC80211_LINKED)
202 m_status = RT_MEDIA_CONNECT;
207 u8 rtl_get_hwpg_bt_exist(struct rtl_priv *rtlpriv)
209 return rtlpriv->btcoexist.btc_info.btcoexist;
212 u8 rtl_get_hwpg_bt_type(struct rtl_priv *rtlpriv)
214 return rtlpriv->btcoexist.btc_info.bt_type;
217 MODULE_AUTHOR("Page He <page_he@realsil.com.cn>");
218 MODULE_AUTHOR("Realtek WlanFAE <wlanfae@realtek.com>");
219 MODULE_AUTHOR("Larry Finger <Larry.FInger@lwfinger.net>");
220 MODULE_LICENSE("GPL");
221 MODULE_DESCRIPTION("Realtek 802.11n PCI wireless core");
223 static int __init rtl_btcoexist_module_init(void)
228 static void __exit rtl_btcoexist_module_exit(void)
233 module_init(rtl_btcoexist_module_init);
234 module_exit(rtl_btcoexist_module_exit);