summaryrefslogtreecommitdiff
path: root/drivers/net/wireless/rtlwifi/btcoexist/rtl_btc.c
blob: b9b0cb7af8eace6e357378729e5d8d8628cb282a (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
/******************************************************************************
 *
 * 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 <linux/vmalloc.h>
#include <linux/module.h>

#include "rtl_btc.h"
#include "halbt_precomp.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_lps_notify = rtl_btc_lps_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,
	.btc_special_packet_notify = rtl_btc_special_packet_notify,
};

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_lps_notify(struct rtl_priv *rtlpriv, u8 type)
{
	exhalbtc_lps_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)
{
	/*rtl_bt_dm_monitor();*/
	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)
{
	/* It seems 'bt_disabled' is never be initialized or set. */
	if (gl_bt_coexist.bt_info.bt_disabled)
		return true;
	else
		return false;
}

void rtl_btc_special_packet_notify(struct rtl_priv *rtlpriv, u8 pkt_type)
{
	return exhalbtc_special_packet_notify(&gl_bt_coexist, pkt_type);
}

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);