1 /* SPDX-License-Identifier: GPL-2.0 */
2 #ifndef RTL8180_H
3 #define RTL8180_H
4 
5 #include "rtl818x.h"
6 
7 #define MAX_RX_SIZE IEEE80211_MAX_RTS_THRESHOLD
8 
9 #define RF_PARAM_ANALOGPHY	(1 << 0)
10 #define RF_PARAM_ANTBDEFAULT	(1 << 1)
11 #define RF_PARAM_CARRIERSENSE1	(1 << 2)
12 #define RF_PARAM_CARRIERSENSE2	(1 << 3)
13 
14 #define BB_ANTATTEN_CHAN14	0x0C
15 #define BB_ANTENNA_B 		0x40
16 
17 #define BB_HOST_BANG 		(1 << 30)
18 #define BB_HOST_BANG_EN 	(1 << 2)
19 #define BB_HOST_BANG_CLK 	(1 << 1)
20 #define BB_HOST_BANG_DATA	1
21 
22 #define ANAPARAM_TXDACOFF_SHIFT	27
23 #define ANAPARAM_PWR0_SHIFT	28
24 #define ANAPARAM_PWR0_MASK 	(0x07 << ANAPARAM_PWR0_SHIFT)
25 #define ANAPARAM_PWR1_SHIFT	20
26 #define ANAPARAM_PWR1_MASK	(0x7F << ANAPARAM_PWR1_SHIFT)
27 
28 /* rtl8180/rtl8185 have 3 queue + beacon queue.
29  * mac80211 can use just one, + beacon = 2 tot.
30  */
31 #define RTL8180_NR_TX_QUEUES 2
32 
33 /* rtl8187SE have 6 queues + beacon queues
34  * mac80211 can use 4 QoS data queue, + beacon = 5 tot
35  */
36 #define RTL8187SE_NR_TX_QUEUES 5
37 
38 /* for array static allocation, it is the max of above */
39 #define RTL818X_NR_TX_QUEUES 5
40 
41 struct rtl8180_tx_desc {
42 	__le32 flags;
43 	__le16 rts_duration;
44 	__le16 plcp_len;
45 	__le32 tx_buf;
46 	union{
47 		__le32 frame_len;
48 		struct {
49 			__le16 frame_len_se;
50 			__le16 frame_duration;
51 		} __packed;
52 	} __packed;
53 	__le32 next_tx_desc;
54 	u8 cw;
55 	u8 retry_limit;
56 	u8 agc;
57 	u8 flags2;
58 	/* rsvd for 8180/8185.
59 	 * valid for 8187se but we dont use it
60 	 */
61 	u32 reserved;
62 	/* all rsvd for 8180/8185 */
63 	__le16 flags3;
64 	__le16 frag_qsize;
65 } __packed;
66 
67 struct rtl818x_rx_cmd_desc {
68 	__le32 flags;
69 	u32 reserved;
70 	__le32 rx_buf;
71 } __packed;
72 
73 struct rtl8180_rx_desc {
74 	__le32 flags;
75 	__le32 flags2;
76 	__le64 tsft;
77 
78 } __packed;
79 
80 struct rtl8187se_rx_desc {
81 	__le32 flags;
82 	__le64 tsft;
83 	__le32 flags2;
84 	__le32 flags3;
85 	u32 reserved[3];
86 } __packed;
87 
88 struct rtl8180_tx_ring {
89 	struct rtl8180_tx_desc *desc;
90 	dma_addr_t dma;
91 	unsigned int idx;
92 	unsigned int entries;
93 	struct sk_buff_head queue;
94 };
95 
96 struct rtl8180_vif {
97 	struct ieee80211_hw *dev;
98 
99 	/* beaconing */
100 	struct delayed_work beacon_work;
101 	bool enable_beacon;
102 };
103 
104 struct rtl8180_priv {
105 	/* common between rtl818x drivers */
106 	struct rtl818x_csr __iomem *map;
107 	const struct rtl818x_rf_ops *rf;
108 	struct ieee80211_vif *vif;
109 
110 	/* rtl8180 driver specific */
111 	bool map_pio;
112 	spinlock_t lock;
113 	void *rx_ring;
114 	u8 rx_ring_sz;
115 	dma_addr_t rx_ring_dma;
116 	unsigned int rx_idx;
117 	struct sk_buff *rx_buf[32];
118 	struct rtl8180_tx_ring tx_ring[RTL818X_NR_TX_QUEUES];
119 	struct ieee80211_channel channels[14];
120 	struct ieee80211_rate rates[12];
121 	struct ieee80211_supported_band band;
122 	struct ieee80211_tx_queue_params queue_param[4];
123 	struct pci_dev *pdev;
124 	u32 rx_conf;
125 	u8 slot_time;
126 	u16 ack_time;
127 
128 	enum {
129 		RTL818X_CHIP_FAMILY_RTL8180,
130 		RTL818X_CHIP_FAMILY_RTL8185,
131 		RTL818X_CHIP_FAMILY_RTL8187SE,
132 	} chip_family;
133 	u32 anaparam;
134 	u16 rfparam;
135 	u8 csthreshold;
136 	u8 mac_addr[ETH_ALEN];
137 	u8 rf_type;
138 	u8 xtal_out;
139 	u8 xtal_in;
140 	u8 xtal_cal;
141 	u8 thermal_meter_val;
142 	u8 thermal_meter_en;
143 	u8 antenna_diversity_en;
144 	u8 antenna_diversity_default;
145 	/* sequence # */
146 	u16 seqno;
147 };
148 
149 void rtl8180_write_phy(struct ieee80211_hw *dev, u8 addr, u32 data);
150 void rtl8180_set_anaparam(struct rtl8180_priv *priv, u32 anaparam);
151 void rtl8180_set_anaparam2(struct rtl8180_priv *priv, u32 anaparam2);
152 
153 static inline u8 rtl818x_ioread8(struct rtl8180_priv *priv, const u8 __iomem *addr)
154 {
155 	return ioread8(addr);
156 }
157 
158 static inline u16 rtl818x_ioread16(struct rtl8180_priv *priv, const __le16 __iomem *addr)
159 {
160 	return ioread16(addr);
161 }
162 
163 static inline u32 rtl818x_ioread32(struct rtl8180_priv *priv, const __le32 __iomem *addr)
164 {
165 	return ioread32(addr);
166 }
167 
168 static inline void rtl818x_iowrite8(struct rtl8180_priv *priv,
169 				    u8 __iomem *addr, u8 val)
170 {
171 	iowrite8(val, addr);
172 }
173 
174 static inline void rtl818x_iowrite16(struct rtl8180_priv *priv,
175 				     __le16 __iomem *addr, u16 val)
176 {
177 	iowrite16(val, addr);
178 }
179 
180 static inline void rtl818x_iowrite32(struct rtl8180_priv *priv,
181 				     __le32 __iomem *addr, u32 val)
182 {
183 	iowrite32(val, addr);
184 }
185 
186 #endif /* RTL8180_H */
187