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1 #ifndef WILC_WLAN_H
2 #define WILC_WLAN_H
3 
4 #include <linux/types.h>
5 
6 #define ISWILC1000(id)			((id & 0xfffff000) == 0x100000 ? 1 : 0)
7 
8 /********************************************
9  *
10  *      Mac eth header length
11  *
12  ********************************************/
13 #define DRIVER_HANDLER_SIZE		4
14 #define MAX_MAC_HDR_LEN			26 /* QOS_MAC_HDR_LEN */
15 #define SUB_MSDU_HEADER_LENGTH		14
16 #define SNAP_HDR_LEN			8
17 #define ETHERNET_HDR_LEN		14
18 #define WORD_ALIGNMENT_PAD		0
19 
20 #define ETH_ETHERNET_HDR_OFFSET		(MAX_MAC_HDR_LEN + \
21 					 SUB_MSDU_HEADER_LENGTH + \
22 					 SNAP_HDR_LEN - \
23 					 ETHERNET_HDR_LEN + \
24 					 WORD_ALIGNMENT_PAD)
25 
26 #define HOST_HDR_OFFSET			4
27 #define ETHERNET_HDR_LEN		14
28 #define IP_HDR_LEN			20
29 #define IP_HDR_OFFSET			ETHERNET_HDR_LEN
30 #define UDP_HDR_OFFSET			(IP_HDR_LEN + IP_HDR_OFFSET)
31 #define UDP_HDR_LEN			8
32 #define UDP_DATA_OFFSET			(UDP_HDR_OFFSET + UDP_HDR_LEN)
33 #define ETH_CONFIG_PKT_HDR_LEN		UDP_DATA_OFFSET
34 
35 #define ETH_CONFIG_PKT_HDR_OFFSET	(ETH_ETHERNET_HDR_OFFSET + \
36 					 ETH_CONFIG_PKT_HDR_LEN)
37 
38 /********************************************
39  *
40  *      Register Defines
41  *
42  ********************************************/
43 #define WILC_PERIPH_REG_BASE		0x1000
44 #define WILC_CHANGING_VIR_IF		0x108c
45 #define WILC_CHIPID			WILC_PERIPH_REG_BASE
46 #define WILC_GLB_RESET_0		(WILC_PERIPH_REG_BASE + 0x400)
47 #define WILC_PIN_MUX_0			(WILC_PERIPH_REG_BASE + 0x408)
48 #define WILC_HOST_TX_CTRL		(WILC_PERIPH_REG_BASE + 0x6c)
49 #define WILC_HOST_RX_CTRL_0		(WILC_PERIPH_REG_BASE + 0x70)
50 #define WILC_HOST_RX_CTRL_1		(WILC_PERIPH_REG_BASE + 0x74)
51 #define WILC_HOST_VMM_CTL		(WILC_PERIPH_REG_BASE + 0x78)
52 #define WILC_HOST_RX_CTRL		(WILC_PERIPH_REG_BASE + 0x80)
53 #define WILC_HOST_RX_EXTRA_SIZE		(WILC_PERIPH_REG_BASE + 0x84)
54 #define WILC_HOST_TX_CTRL_1		(WILC_PERIPH_REG_BASE + 0x88)
55 #define WILC_MISC			(WILC_PERIPH_REG_BASE + 0x428)
56 #define WILC_INTR_REG_BASE		(WILC_PERIPH_REG_BASE + 0xa00)
57 #define WILC_INTR_ENABLE		WILC_INTR_REG_BASE
58 #define WILC_INTR2_ENABLE		(WILC_INTR_REG_BASE + 4)
59 
60 #define WILC_INTR_POLARITY		(WILC_INTR_REG_BASE + 0x10)
61 #define WILC_INTR_TYPE			(WILC_INTR_REG_BASE + 0x20)
62 #define WILC_INTR_CLEAR			(WILC_INTR_REG_BASE + 0x30)
63 #define WILC_INTR_STATUS		(WILC_INTR_REG_BASE + 0x40)
64 
65 #define WILC_VMM_TBL_SIZE		64
66 #define WILC_VMM_TX_TBL_BASE		0x150400
67 #define WILC_VMM_RX_TBL_BASE		0x150500
68 
69 #define WILC_VMM_BASE			0x150000
70 #define WILC_VMM_CORE_CTL		WILC_VMM_BASE
71 #define WILC_VMM_TBL_CTL		(WILC_VMM_BASE + 0x4)
72 #define WILC_VMM_TBL_ENTRY		(WILC_VMM_BASE + 0x8)
73 #define WILC_VMM_TBL0_SIZE		(WILC_VMM_BASE + 0xc)
74 #define WILC_VMM_TO_HOST_SIZE		(WILC_VMM_BASE + 0x10)
75 #define WILC_VMM_CORE_CFG		(WILC_VMM_BASE + 0x14)
76 #define WILC_VMM_TBL_ACTIVE		(WILC_VMM_BASE + 040)
77 #define WILC_VMM_TBL_STATUS		(WILC_VMM_BASE + 0x44)
78 
79 #define WILC_SPI_REG_BASE		0xe800
80 #define WILC_SPI_CTL			WILC_SPI_REG_BASE
81 #define WILC_SPI_MASTER_DMA_ADDR	(WILC_SPI_REG_BASE + 0x4)
82 #define WILC_SPI_MASTER_DMA_COUNT	(WILC_SPI_REG_BASE + 0x8)
83 #define WILC_SPI_SLAVE_DMA_ADDR		(WILC_SPI_REG_BASE + 0xc)
84 #define WILC_SPI_SLAVE_DMA_COUNT	(WILC_SPI_REG_BASE + 0x10)
85 #define WILC_SPI_TX_MODE		(WILC_SPI_REG_BASE + 0x20)
86 #define WILC_SPI_PROTOCOL_CONFIG	(WILC_SPI_REG_BASE + 0x24)
87 #define WILC_SPI_INTR_CTL		(WILC_SPI_REG_BASE + 0x2c)
88 
89 #define WILC_SPI_PROTOCOL_OFFSET	(WILC_SPI_PROTOCOL_CONFIG - \
90 					 WILC_SPI_REG_BASE)
91 
92 #define WILC_AHB_DATA_MEM_BASE		0x30000
93 #define WILC_AHB_SHARE_MEM_BASE		0xd0000
94 
95 #define WILC_VMM_TBL_RX_SHADOW_BASE	WILC_AHB_SHARE_MEM_BASE
96 #define WILC_VMM_TBL_RX_SHADOW_SIZE	256
97 
98 #define WILC_GP_REG_0			0x149c
99 #define WILC_GP_REG_1			0x14a0
100 
101 #define WILC_HAVE_SDIO_IRQ_GPIO		BIT(0)
102 #define WILC_HAVE_USE_PMU		BIT(1)
103 #define WILC_HAVE_SLEEP_CLK_SRC_RTC	BIT(2)
104 #define WILC_HAVE_SLEEP_CLK_SRC_XO	BIT(3)
105 #define WILC_HAVE_EXT_PA_INV_TX_RX	BIT(4)
106 #define WILC_HAVE_LEGACY_RF_SETTINGS	BIT(5)
107 #define WILC_HAVE_XTAL_24		BIT(6)
108 #define WILC_HAVE_DISABLE_WILC_UART	BIT(7)
109 #define WILC_HAVE_USE_IRQ_AS_HOST_WAKE	BIT(8)
110 
111 /********************************************
112  *
113  *      Wlan Defines
114  *
115  ********************************************/
116 #define WILC_CFG_PKT		1
117 #define WILC_NET_PKT		0
118 #define WILC_MGMT_PKT		2
119 
120 #define WILC_CFG_SET		1
121 #define WILC_CFG_QUERY		0
122 
123 #define WILC_CFG_RSP		1
124 #define WILC_CFG_RSP_STATUS	2
125 #define WILC_CFG_RSP_SCAN	3
126 
127 #define WILC_PLL_TO_SDIO	4
128 #define WILC_PLL_TO_SPI		2
129 #define ABORT_INT		BIT(31)
130 
131 #define LINUX_RX_SIZE		(96 * 1024)
132 #define LINUX_TX_SIZE		(64 * 1024)
133 
134 #define MODALIAS		"WILC_SPI"
135 #define GPIO_NUM		0x44
136 /*******************************************/
137 /*        E0 and later Interrupt flags.    */
138 /*******************************************/
139 /*******************************************/
140 /*        E0 and later Interrupt flags.    */
141 /*           IRQ Status word               */
142 /* 15:0 = DMA count in words.              */
143 /* 16: INT0 flag                           */
144 /* 17: INT1 flag                           */
145 /* 18: INT2 flag                           */
146 /* 19: INT3 flag                           */
147 /* 20: INT4 flag                           */
148 /* 21: INT5 flag                           */
149 /*******************************************/
150 #define IRG_FLAGS_OFFSET	16
151 #define IRQ_DMA_WD_CNT_MASK	((1ul << IRG_FLAGS_OFFSET) - 1)
152 #define INT_0			BIT(IRG_FLAGS_OFFSET)
153 #define INT_1			BIT(IRG_FLAGS_OFFSET + 1)
154 #define INT_2			BIT(IRG_FLAGS_OFFSET + 2)
155 #define INT_3			BIT(IRG_FLAGS_OFFSET + 3)
156 #define INT_4			BIT(IRG_FLAGS_OFFSET + 4)
157 #define INT_5			BIT(IRG_FLAGS_OFFSET + 5)
158 #define MAX_NUM_INT		6
159 
160 /*******************************************/
161 /*        E0 and later Interrupt flags.    */
162 /*           IRQ Clear word                */
163 /* 0: Clear INT0                           */
164 /* 1: Clear INT1                           */
165 /* 2: Clear INT2                           */
166 /* 3: Clear INT3                           */
167 /* 4: Clear INT4                           */
168 /* 5: Clear INT5                           */
169 /* 6: Select VMM table 1                   */
170 /* 7: Select VMM table 2                   */
171 /* 8: Enable VMM                           */
172 /*******************************************/
173 #define CLR_INT0		BIT(0)
174 #define CLR_INT1		BIT(1)
175 #define CLR_INT2		BIT(2)
176 #define CLR_INT3		BIT(3)
177 #define CLR_INT4		BIT(4)
178 #define CLR_INT5		BIT(5)
179 #define SEL_VMM_TBL0		BIT(6)
180 #define SEL_VMM_TBL1		BIT(7)
181 #define EN_VMM			BIT(8)
182 
183 #define DATA_INT_EXT		INT_0
184 #define PLL_INT_EXT		INT_1
185 #define SLEEP_INT_EXT		INT_2
186 #define ALL_INT_EXT		(DATA_INT_EXT | PLL_INT_EXT | SLEEP_INT_EXT)
187 #define NUM_INT_EXT		3
188 
189 #define DATA_INT_CLR		CLR_INT0
190 #define PLL_INT_CLR		CLR_INT1
191 #define SLEEP_INT_CLR		CLR_INT2
192 
193 #define ENABLE_RX_VMM		(SEL_VMM_TBL1 | EN_VMM)
194 #define ENABLE_TX_VMM		(SEL_VMM_TBL0 | EN_VMM)
195 /*time for expiring the completion of cfg packets*/
196 #define CFG_PKTS_TIMEOUT	2000
197 /********************************************
198  *
199  *      Debug Type
200  *
201  ********************************************/
202 typedef void (*wilc_debug_func)(u32, char *, ...);
203 
204 /********************************************
205  *
206  *      Tx/Rx Queue Structure
207  *
208  ********************************************/
209 
210 struct txq_entry_t {
211 	struct txq_entry_t *next;
212 	struct txq_entry_t *prev;
213 	int type;
214 	int tcp_pending_ack_idx;
215 	u8 *buffer;
216 	int buffer_size;
217 	void *priv;
218 	int status;
219 	void (*tx_complete_func)(void *, int);
220 };
221 
222 struct rxq_entry_t {
223 	struct rxq_entry_t *next;
224 	u8 *buffer;
225 	int buffer_size;
226 };
227 
228 /********************************************
229  *
230  *      Host IF Structure
231  *
232  ********************************************/
233 struct wilc;
234 struct wilc_hif_func {
235 	int (*hif_init)(struct wilc *, bool resume);
236 	int (*hif_deinit)(struct wilc *);
237 	int (*hif_read_reg)(struct wilc *, u32, u32 *);
238 	int (*hif_write_reg)(struct wilc *, u32, u32);
239 	int (*hif_block_rx)(struct wilc *, u32, u8 *, u32);
240 	int (*hif_block_tx)(struct wilc *, u32, u8 *, u32);
241 	int (*hif_read_int)(struct wilc *, u32 *);
242 	int (*hif_clear_int_ext)(struct wilc *, u32);
243 	int (*hif_read_size)(struct wilc *, u32 *);
244 	int (*hif_block_tx_ext)(struct wilc *, u32, u8 *, u32);
245 	int (*hif_block_rx_ext)(struct wilc *, u32, u8 *, u32);
246 	int (*hif_sync_ext)(struct wilc *, int);
247 	int (*enable_interrupt)(struct wilc *nic);
248 	void (*disable_interrupt)(struct wilc *nic);
249 };
250 
251 extern const struct wilc_hif_func wilc_hif_spi;
252 extern const struct wilc_hif_func wilc_hif_sdio;
253 
254 /********************************************
255  *
256  *      Configuration Structure
257  *
258  ********************************************/
259 
260 #define MAX_CFG_FRAME_SIZE	1468
261 
262 struct wilc_cfg_frame {
263 	u8 ether_header[14];
264 	u8 ip_header[20];
265 	u8 udp_header[8];
266 	u8 wid_header[8];
267 	u8 frame[MAX_CFG_FRAME_SIZE];
268 };
269 
270 struct wilc_cfg_rsp {
271 	int type;
272 	u32 seq_no;
273 };
274 
275 struct wilc;
276 struct wilc_vif;
277 
278 int wilc_wlan_firmware_download(struct wilc *wilc, const u8 *buffer,
279 				u32 buffer_size);
280 int wilc_wlan_start(struct wilc *);
281 int wilc_wlan_stop(struct wilc *);
282 int wilc_wlan_txq_add_net_pkt(struct net_device *dev, void *priv, u8 *buffer,
283 			      u32 buffer_size, wilc_tx_complete_func_t func);
284 int wilc_wlan_handle_txq(struct net_device *dev, u32 *txq_count);
285 void wilc_handle_isr(struct wilc *wilc);
286 void wilc_wlan_cleanup(struct net_device *dev);
287 int wilc_wlan_cfg_set(struct wilc_vif *vif, int start, u16 wid, u8 *buffer,
288 		      u32 buffer_size, int commit, u32 drv_handler);
289 int wilc_wlan_cfg_get(struct wilc_vif *vif, int start, u16 wid, int commit,
290 		      u32 drv_handler);
291 int wilc_wlan_cfg_get_val(u16 wid, u8 *buffer, u32 buffer_size);
292 int wilc_wlan_txq_add_mgmt_pkt(struct net_device *dev, void *priv, u8 *buffer,
293 			       u32 buffer_size, wilc_tx_complete_func_t func);
294 void wilc_chip_sleep_manually(struct wilc *wilc);
295 
296 void wilc_enable_tcp_ack_filter(bool value);
297 int wilc_wlan_get_num_conn_ifcs(struct wilc *);
298 int wilc_mac_xmit(struct sk_buff *skb, struct net_device *dev);
299 
300 int wilc_mac_open(struct net_device *ndev);
301 int wilc_mac_close(struct net_device *ndev);
302 
303 void WILC_WFI_p2p_rx(struct net_device *dev, u8 *buff, u32 size);
304 void host_wakeup_notify(struct wilc *wilc);
305 void host_sleep_notify(struct wilc *wilc);
306 extern bool wilc_enable_ps;
307 void chip_allow_sleep(struct wilc *wilc);
308 void chip_wakeup(struct wilc *wilc);
309 int wilc_send_config_pkt(struct wilc_vif *vif, u8 mode, struct wid *wids,
310 			 u32 count, u32 drv);
311 #endif
312