1 /******************************************************************************
2  *
3  * Copyright(c) 2009-2010  Realtek Corporation. All rights reserved.
4  *
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.
8  *
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
12  * more details.
13  *
14  * You should have received a copy of the GNU General Public License along with
15  * this program; if not, write to the Free Software Foundation, Inc.,
16  * 51 Franklin Street, Fifth Floor, Boston, MA 02110, USA
17  *
18  * The full GNU General Public License is included in this distribution in the
19  * file called LICENSE.
20  *
21  * Contact Information:
22  * wlanfae <wlanfae@realtek.com>
23  * Realtek Corporation, No. 2, Innovation Road II, Hsinchu Science Park,
24  * Hsinchu 300, Taiwan.
25  *
26  * Larry Finger <Larry.Finger@lwfinger.net>
27  *
28  *****************************************************************************/
29 
30 #ifndef __RTL92C_MAC_H__
31 #define __RTL92C_MAC_H__
32 
33 #define LLT_LAST_ENTRY_OF_TX_PKT_BUFFER		255
34 #define DRIVER_EARLY_INT_TIME					0x05
35 #define BCN_DMA_ATIME_INT_TIME				0x02
36 
37 void rtl92c_read_chip_version(struct ieee80211_hw *hw);
38 bool rtl92c_llt_write(struct ieee80211_hw *hw, u32 address, u32 data);
39 bool rtl92c_init_llt_table(struct ieee80211_hw *hw, u32 boundary);
40 void rtl92c_set_key(struct ieee80211_hw *hw, u32 key_index,
41 		     u8 *p_macaddr, bool is_group, u8 enc_algo,
42 		     bool is_wepkey, bool clear_all);
43 void rtl92c_enable_interrupt(struct ieee80211_hw *hw);
44 void rtl92c_disable_interrupt(struct ieee80211_hw *hw);
45 void rtl92c_set_qos(struct ieee80211_hw *hw, int aci);
46 
47 
48 /*---------------------------------------------------------------
49  *	Hardware init functions
50  *---------------------------------------------------------------*/
51 void rtl92c_set_mac_addr(struct ieee80211_hw *hw, const u8 *addr);
52 void rtl92c_init_interrupt(struct ieee80211_hw *hw);
53 void rtl92c_init_driver_info_size(struct ieee80211_hw *hw, u8 size);
54 
55 int rtl92c_set_network_type(struct ieee80211_hw *hw, enum nl80211_iftype type);
56 void rtl92c_init_network_type(struct ieee80211_hw *hw);
57 void rtl92c_init_adaptive_ctrl(struct ieee80211_hw *hw);
58 void rtl92c_init_rate_fallback(struct ieee80211_hw *hw);
59 
60 void rtl92c_init_edca_param(struct ieee80211_hw *hw,
61 							u16 queue,
62 							u16 txop,
63 							u8 ecwmax,
64 							u8 ecwmin,
65 							u8 aifs);
66 
67 void rtl92c_init_edca(struct ieee80211_hw *hw);
68 void rtl92c_init_ampdu_aggregation(struct ieee80211_hw *hw);
69 void rtl92c_init_beacon_max_error(struct ieee80211_hw *hw, bool infra_mode);
70 void rtl92c_init_rdg_setting(struct ieee80211_hw *hw);
71 void rtl92c_init_retry_function(struct ieee80211_hw *hw);
72 
73 void rtl92c_init_beacon_parameters(struct ieee80211_hw *hw,
74 				   enum version_8192c version);
75 
76 void rtl92c_disable_fast_edca(struct ieee80211_hw *hw);
77 void rtl92c_set_min_space(struct ieee80211_hw *hw, bool is2T);
78 
79 /* For filter */
80 u16 rtl92c_get_mgt_filter(struct ieee80211_hw *hw);
81 void rtl92c_set_mgt_filter(struct ieee80211_hw *hw, u16 filter);
82 u16 rtl92c_get_ctrl_filter(struct ieee80211_hw *hw);
83 void rtl92c_set_ctrl_filter(struct ieee80211_hw *hw, u16 filter);
84 u16 rtl92c_get_data_filter(struct ieee80211_hw *hw);
85 void rtl92c_set_data_filter(struct ieee80211_hw *hw, u16 filter);
86 
87 
88 u32 rtl92c_get_txdma_status(struct ieee80211_hw *hw);
89 
90 #define RX_HAL_IS_CCK_RATE(_pdesc)\
91 	(GET_RX_DESC_RX_MCS(_pdesc) == DESC92C_RATE1M ||\
92 	 GET_RX_DESC_RX_MCS(_pdesc) == DESC92C_RATE2M ||\
93 	 GET_RX_DESC_RX_MCS(_pdesc) == DESC92C_RATE5_5M ||\
94 	 GET_RX_DESC_RX_MCS(_pdesc) == DESC92C_RATE11M)
95 
96 struct rx_fwinfo_92c {
97 	u8 gain_trsw[4];
98 	u8 pwdb_all;
99 	u8 cfosho[4];
100 	u8 cfotail[4];
101 	char rxevm[2];
102 	char rxsnr[4];
103 	u8 pdsnr[2];
104 	u8 csi_current[2];
105 	u8 csi_target[2];
106 	u8 sigevm;
107 	u8 max_ex_pwr;
108 	u8 ex_intf_flag:1;
109 	u8 sgi_en:1;
110 	u8 rxsc:2;
111 	u8 reserve:4;
112 } __packed;
113 
114 struct rx_desc_92c {
115 	u32 length:14;
116 	u32 crc32:1;
117 	u32 icverror:1;
118 	u32 drv_infosize:4;
119 	u32 security:3;
120 	u32 qos:1;
121 	u32 shift:2;
122 	u32 phystatus:1;
123 	u32 swdec:1;
124 	u32 lastseg:1;
125 	u32 firstseg:1;
126 	u32 eor:1;
127 	u32 own:1;
128 	u32 macid:5;	/* word 1 */
129 	u32 tid:4;
130 	u32 hwrsvd:5;
131 	u32 paggr:1;
132 	u32 faggr:1;
133 	u32 a1_fit:4;
134 	u32 a2_fit:4;
135 	u32 pam:1;
136 	u32 pwr:1;
137 	u32 moredata:1;
138 	u32 morefrag:1;
139 	u32 type:2;
140 	u32 mc:1;
141 	u32 bc:1;
142 	u32 seq:12;	/* word 2 */
143 	u32 frag:4;
144 	u32 nextpktlen:14;
145 	u32 nextind:1;
146 	u32 rsvd:1;
147 	u32 rxmcs:6;	/* word 3 */
148 	u32 rxht:1;
149 	u32 amsdu:1;
150 	u32 splcp:1;
151 	u32 bandwidth:1;
152 	u32 htc:1;
153 	u32 tcpchk_rpt:1;
154 	u32 ipcchk_rpt:1;
155 	u32 tcpchk_valid:1;
156 	u32 hwpcerr:1;
157 	u32 hwpcind:1;
158 	u32 iv0:16;
159 	u32 iv1;	/* word 4 */
160 	u32 tsfl;	/* word 5 */
161 	u32 bufferaddress;	/* word 6 */
162 	u32 bufferaddress64;	/* word 7 */
163 } __packed;
164 
165 enum rtl_desc_qsel rtl92c_map_hwqueue_to_fwqueue(u16 fc,
166 							  unsigned int
167 							  skb_queue);
168 void rtl92c_translate_rx_signal_stuff(struct ieee80211_hw *hw,
169 				      struct sk_buff *skb,
170 				      struct rtl_stats *pstats,
171 				      struct rx_desc_92c *pdesc,
172 				      struct rx_fwinfo_92c *p_drvinfo);
173 
174 /*---------------------------------------------------------------
175  *	Card disable functions
176  *---------------------------------------------------------------*/
177 
178 
179 
180 #endif
181