xref: /openwifi/driver/sdr.h (revision f0a95ef6110f3bd8fa65483af28c8e944a0ca500)
1 // Author: Xianjun Jiao, Michael Mehari, Wei Liu
2 // SPDX-FileCopyrightText: 2019 UGent
3 // SPDX-License-Identifier: AGPL-3.0-or-later
4 
5 #ifndef OPENWIFI_SDR
6 #define OPENWIFI_SDR
7 
8 #include "pre_def.h"
9 
10 // -------------------for leds--------------------------------
11 struct gpio_led_data { //please always align with the leds-gpio.c in linux kernel
12 	struct led_classdev cdev;
13 	struct gpio_desc *gpiod;
14 	u8 can_sleep;
15 	u8 blinking;
16 	gpio_blink_set_t platform_gpio_blink_set;
17 };
18 
19 struct gpio_leds_priv { //please always align with the leds-gpio.c in linux kernel
20 	int num_leds;
21 	struct gpio_led_data leds[];
22 };
23 
24 struct openwifi_rf_ops {
25 	char *name;
26 //	void (*init)(struct ieee80211_hw *);
27 //	void (*stop)(struct ieee80211_hw *);
28 	void (*set_chan)(struct ieee80211_hw *, struct ieee80211_conf *);
29 //	u8 (*calc_rssi)(u8 agc, u8 sq);
30 };
31 
32 struct openwifi_buffer_descriptor {
33 	// u32 num_dma_byte;
34     // u32 sn;
35     // u32 hw_queue_idx;
36     // u32 retry_limit;
37     // u32 need_ack;
38 	u8 prio;
39 	u16 len_mpdu;
40     u16 seq_no;
41     struct sk_buff *skb_linked;
42     dma_addr_t dma_mapping_addr;
43     // u32 reserved;
44 } __packed;
45 
46 struct openwifi_ring {
47 	struct openwifi_buffer_descriptor *bds;
48     u32 bd_wr_idx;
49 	u32 bd_rd_idx;
50     int stop_flag; // -1: normal run; X>=0: stop due to queueX full
51 	// u32 num_dma_symbol_request;
52 	// u32 reserved;
53 } __packed;
54 
55 struct openwifi_vif {
56 	struct ieee80211_hw *dev;
57 
58 	int idx; // this vif's idx on the dev
59 
60 	/* beaconing */
61 	struct delayed_work beacon_work;
62 	bool enable_beacon;
63 };
64 
65 union u32_byte4 {
66 	u32 a;
67 	u8 c[4];
68 };
69 union u16_byte2 {
70 	u16 a;
71 	u8 c[2];
72 };
73 
74 #define MAX_NUM_LED 4
75 #define OPENWIFI_LED_MAX_NAME_LEN 32
76 
77 #define NUM_TX_ANT_MASK 3
78 #define NUM_RX_ANT_MASK 3
79 
80 // -------------sdrctl reg category-----------------
81 enum sdrctl_reg_cat {
82 	SDRCTL_REG_CAT_NO_USE = 0,
83 	SDRCTL_REG_CAT_RF,
84 	SDRCTL_REG_CAT_RX_INTF,
85 	SDRCTL_REG_CAT_TX_INTF,
86 	SDRCTL_REG_CAT_RX,
87 	SDRCTL_REG_CAT_TX,
88 	SDRCTL_REG_CAT_XPU,
89 	SDRCTL_REG_CAT_DRV_RX,
90 	SDRCTL_REG_CAT_DRV_TX,
91 	SDRCTL_REG_CAT_DRV_XPU,
92 };
93 
94 // ------------ software and RF reg definition ------------
95 #define MAX_NUM_DRV_REG            8
96 #define DRV_TX_REG_IDX_RATE        0
97 #define DRV_TX_REG_IDX_RATE_HT     1
98 #define DRV_TX_REG_IDX_RATE_VHT    2
99 #define DRV_TX_REG_IDX_RATE_HE     3
100 #define DRV_TX_REG_IDX_ANT_CFG     4
101 #define DRV_TX_REG_IDX_PRINT_CFG   (MAX_NUM_DRV_REG-1)
102 
103 #define DRV_RX_REG_IDX_DEMOD_TH    0
104 #define DRV_RX_REG_IDX_ANT_CFG     4
105 #define DRV_RX_REG_IDX_PRINT_CFG   (MAX_NUM_DRV_REG-1)
106 
107 #define DRV_XPU_REG_IDX_LBT_TH     0
108 #define DRV_XPU_REG_IDX_GIT_REV    (MAX_NUM_DRV_REG-1)
109 
110 #define MAX_NUM_RF_REG             8
111 #define RF_TX_REG_IDX_ATT          0
112 #define RF_TX_REG_IDX_FREQ_MHZ     1
113 #define RF_RX_REG_IDX_GAIN         4
114 #define RF_RX_REG_IDX_FREQ_MHZ     5
115 // ------end of software and RF reg definition ------------
116 
117 // -------------dmesg printk control flag------------------
118 #define DMESG_LOG_ERROR (1<<0)
119 #define DMESG_LOG_UNICAST (1<<1)
120 #define DMESG_LOG_BROADCAST (1<<2)
121 #define DMESG_LOG_NORMAL_QUEUE_STOP (1<<3)
122 #define DMESG_LOG_ANY (0xF)
123 // ------end of dmesg printk control flag------------------
124 
125 #define MAX_NUM_VIF 4
126 
127 #define LEN_PHY_CRC 4
128 #define LEN_MPDU_DELIM 4
129 
130 #define MAX_NUM_HW_QUEUE 4 // number of queue in FPGA
131 #define MAX_NUM_SW_QUEUE 4 // number of queue in Linux, depends on the number we report by dev->queues in openwifi_dev_probe
132 
133 #define RING_ROOM_THRESHOLD (2+MAX_NUM_SW_QUEUE) // MAX_NUM_SW_QUEUE is for the room of MAX_NUM_SW_QUEUE last packets from MAX_NUM_SW_QUEUE queue before stop
134 #define NUM_BIT_NUM_TX_BD 6
135 #define NUM_TX_BD (1<<NUM_BIT_NUM_TX_BD) // !!! should align to the fifo size in tx_bit_intf.v
136 
137 #ifdef USE_NEW_RX_INTERRUPT
138 #define NUM_RX_BD 64
139 #else
140 #define NUM_RX_BD 16
141 #endif
142 
143 #define TX_BD_BUF_SIZE (8192)
144 #define RX_BD_BUF_SIZE (2048)
145 
146 #define NUM_BIT_MAX_NUM_HW_QUEUE 2
147 #define NUM_BIT_MAX_PHY_TX_SN 10 // decrease 12 to 10 to reserve 2 bits storing related linux prio idx
148 #define MAX_PHY_TX_SN ((1<<NUM_BIT_MAX_PHY_TX_SN)-1)
149 
150 #define AD9361_RADIO_OFF_TX_ATT 89750 //please align with ad9361.c
151 #define AD9361_RADIO_ON_TX_ATT 000    //please align with rf_init.sh
152 #define AD9361_CTRL_OUT_EN_MASK (0xFF)
153 #define AD9361_CTRL_OUT_INDEX_ANT0 (0x16)
154 #define AD9361_CTRL_OUT_INDEX_ANT1 (0x17)
155 
156 #define SDR_SUPPORTED_FILTERS	\
157 	(FIF_ALLMULTI |				\
158 	FIF_BCN_PRBRESP_PROMISC |	\
159 	FIF_CONTROL |				\
160 	FIF_OTHER_BSS |				\
161 	FIF_PSPOLL |				\
162 	FIF_PROBE_REQ)
163 
164 #define HIGH_PRIORITY_DISCARD_FLAG ((~0x040)<<16) // don't force drop OTHER_BSS by high priority discard
165 //#define HIGH_PRIORITY_DISCARD_FLAG ((~0x140)<<16) // don't force drop OTHER_BSS and PROB_REQ by high priority discard
166 
167 /* 5G chan 36 - chan 64*/
168 #define SDR_5GHZ_CH36_64 REG_RULE(5150-10, 5350+10, 80, 0, 20, 0)
169 /* 5G chan 32 - chan 173*/
170 #define SDR_5GHZ_CH32_173 REG_RULE(5160-10, 5865+10, 80, 0, 20, 0)
171 /* 5G chan 36 - chan 48*/
172 #define SDR_5GHZ_CH36_48 REG_RULE(5150-10, 5270+10, 80, 0, 20, 0)
173 
174 /*
175  *Only these channels all allow active
176  *scan on all world regulatory domains
177  */
178 #define SDR_2GHZ_CH01_13	REG_RULE(2412-10, 2472+10, 40, 0, 20, NL80211_RRF_NO_CCK) // disable 11b
179 #define SDR_2GHZ_CH01_14	REG_RULE(2412-10, 2484+10, 40, 0, 20, NL80211_RRF_NO_CCK) // disable 11b
180 
181 // regulatory.h alpha2
182 //  *	00 - World regulatory domain
183 //  *	99 - built by driver but a specific alpha2 cannot be determined
184 //  *	98 - result of an intersection between two regulatory domains
185 //  *	97 - regulatory domain has not yet been configured
186 static const struct ieee80211_regdomain sdr_regd = { // for wiphy_apply_custom_regulatory
187 	.n_reg_rules = 2,
188 	.alpha2 = "99",
189 	.dfs_region = NL80211_DFS_ETSI,
190 	.reg_rules = {
191 		//SDR_2GHZ_CH01_13,
192 		//SDR_5GHZ_CH36_48, //Avoid radar!
193 		SDR_2GHZ_CH01_14,
194 		// SDR_5GHZ_CH36_64,
195 		SDR_5GHZ_CH32_173,
196 		}
197 };
198 
199 #define CHAN2G(_channel, _freq, _flags) { \
200 	.band			= NL80211_BAND_2GHZ, \
201 	.hw_value		= (_channel), \
202 	.center_freq		= (_freq), \
203 	.flags			= (_flags), \
204 	.max_antenna_gain	= 0, \
205 	.max_power		= 0, \
206 }
207 
208 #define CHAN5G(_channel, _freq, _flags) { \
209 	.band			= NL80211_BAND_5GHZ, \
210 	.hw_value		= (_channel), \
211 	.center_freq		= (_freq), \
212 	.flags			= (_flags), \
213 	.max_antenna_gain	= 0, \
214 	.max_power		= 0, \
215 }
216 
217 static const struct ieee80211_rate openwifi_5GHz_rates[] = {
218 	{ .bitrate = 10,  .hw_value = 0,  .flags = 0},
219 	{ .bitrate = 20,  .hw_value = 1,  .flags = 0},
220 	{ .bitrate = 55,  .hw_value = 2,  .flags = 0},
221 	{ .bitrate = 110, .hw_value = 3,  .flags = 0},
222 	{ .bitrate = 60,  .hw_value = 4,  .flags = IEEE80211_RATE_MANDATORY_A},
223 	{ .bitrate = 90,  .hw_value = 5,  .flags = IEEE80211_RATE_MANDATORY_A},
224 	{ .bitrate = 120, .hw_value = 6,  .flags = IEEE80211_RATE_MANDATORY_A},
225 	{ .bitrate = 180, .hw_value = 7,  .flags = IEEE80211_RATE_MANDATORY_A},
226 	{ .bitrate = 240, .hw_value = 8,  .flags = IEEE80211_RATE_MANDATORY_A},
227 	{ .bitrate = 360, .hw_value = 9,  .flags = IEEE80211_RATE_MANDATORY_A},
228 	{ .bitrate = 480, .hw_value = 10, .flags = IEEE80211_RATE_MANDATORY_A},
229 	{ .bitrate = 540, .hw_value = 11, .flags = IEEE80211_RATE_MANDATORY_A},
230 };
231 
232 static const struct ieee80211_rate openwifi_2GHz_rates[] = {
233 	{ .bitrate = 10,  .hw_value = 0,  .flags = 0},
234 	{ .bitrate = 20,  .hw_value = 1,  .flags = 0},
235 	{ .bitrate = 55,  .hw_value = 2,  .flags = 0},
236 	{ .bitrate = 110, .hw_value = 3,  .flags = 0},
237 	{ .bitrate = 60,  .hw_value = 4,  .flags = IEEE80211_RATE_MANDATORY_G|IEEE80211_RATE_ERP_G},
238 	{ .bitrate = 90,  .hw_value = 5,  .flags = IEEE80211_RATE_MANDATORY_G|IEEE80211_RATE_ERP_G},
239 	{ .bitrate = 120, .hw_value = 6,  .flags = IEEE80211_RATE_MANDATORY_G|IEEE80211_RATE_ERP_G},
240 	{ .bitrate = 180, .hw_value = 7,  .flags = IEEE80211_RATE_MANDATORY_G|IEEE80211_RATE_ERP_G},
241 	{ .bitrate = 240, .hw_value = 8,  .flags = IEEE80211_RATE_MANDATORY_G|IEEE80211_RATE_ERP_G},
242 	{ .bitrate = 360, .hw_value = 9,  .flags = IEEE80211_RATE_MANDATORY_G|IEEE80211_RATE_ERP_G},
243 	{ .bitrate = 480, .hw_value = 10, .flags = IEEE80211_RATE_MANDATORY_G|IEEE80211_RATE_ERP_G},
244 	{ .bitrate = 540, .hw_value = 11, .flags = IEEE80211_RATE_MANDATORY_G|IEEE80211_RATE_ERP_G},
245 };
246 
247 static const struct ieee80211_channel openwifi_2GHz_channels[] = {
248 	CHAN2G(1, 2412, 0),
249 	CHAN2G(2, 2417, 0),
250 	CHAN2G(3, 2422, 0),
251 	CHAN2G(4, 2427, 0),
252 	CHAN2G(5, 2432, 0),
253 	CHAN2G(6, 2437, 0),
254 	CHAN2G(7, 2442, 0),
255 	CHAN2G(8, 2447, 0),
256 	CHAN2G(9, 2452, 0),
257 	CHAN2G(10, 2457, 0),
258 	CHAN2G(11, 2462, 0),
259 	CHAN2G(12, 2467, 0),
260 	CHAN2G(13, 2472, 0),
261 	// CHAN2G(14, 2484, 0),
262 };
263 
264 static const struct ieee80211_channel openwifi_5GHz_channels[] = {
265 	// CHAN5G(32, 5160, 0),
266 	// CHAN5G(34, 5170, 0),
267 	CHAN5G(36, 5180, 0),
268 	CHAN5G(38, 5190, 0),
269 	CHAN5G(40, 5200, 0),
270 	CHAN5G(42, 5210, 0),
271 	CHAN5G(44, 5220, 0),
272 	CHAN5G(46, 5230, 0),
273 	CHAN5G(48, 5240, 0),
274 	// CHAN5G( 50, 5250, IEEE80211_CHAN_RADAR),
275 	CHAN5G( 52, 5260, IEEE80211_CHAN_RADAR),
276 	// CHAN5G( 54, 5270, IEEE80211_CHAN_RADAR),
277 	CHAN5G( 56, 5280, IEEE80211_CHAN_RADAR),
278 	// CHAN5G( 58, 5290, IEEE80211_CHAN_RADAR),
279 	CHAN5G( 60, 5300, IEEE80211_CHAN_RADAR),
280 	// CHAN5G( 62, 5310, IEEE80211_CHAN_RADAR),
281 	CHAN5G( 64, 5320, IEEE80211_CHAN_RADAR),
282 	// CHAN5G( 68, 5340, IEEE80211_CHAN_RADAR),
283 	// CHAN5G( 96, 5480, IEEE80211_CHAN_RADAR),
284 	// CHAN5G(100, 5500, IEEE80211_CHAN_RADAR),
285 	// CHAN5G(102, 5510, IEEE80211_CHAN_RADAR),
286 	// CHAN5G(104, 5520, IEEE80211_CHAN_RADAR),
287 	// CHAN5G(106, 5530, IEEE80211_CHAN_RADAR),
288 	// CHAN5G(108, 5540, IEEE80211_CHAN_RADAR),
289 	// CHAN5G(110, 5550, IEEE80211_CHAN_RADAR),
290 	// CHAN5G(112, 5560, IEEE80211_CHAN_RADAR),
291 	// CHAN5G(114, 5570, IEEE80211_CHAN_RADAR),
292 	// CHAN5G(116, 5580, IEEE80211_CHAN_RADAR),
293 	// CHAN5G(118, 5590, IEEE80211_CHAN_RADAR),
294 	// CHAN5G(120, 5600, IEEE80211_CHAN_RADAR),
295 	// CHAN5G(122, 5610, IEEE80211_CHAN_RADAR),
296 	// CHAN5G(124, 5620, IEEE80211_CHAN_RADAR),
297 	// CHAN5G(126, 5630, IEEE80211_CHAN_RADAR),
298 	// CHAN5G(128, 5640, IEEE80211_CHAN_RADAR),
299 	// CHAN5G(132, 5660, IEEE80211_CHAN_RADAR),
300 	// CHAN5G(134, 5670, IEEE80211_CHAN_RADAR),
301 	// CHAN5G(136, 5680, IEEE80211_CHAN_RADAR),
302 	// CHAN5G(138, 5690, IEEE80211_CHAN_RADAR),
303 	// CHAN5G(140, 5700, IEEE80211_CHAN_RADAR),
304 	// CHAN5G(142, 5710, IEEE80211_CHAN_RADAR),
305 	// CHAN5G(144, 5720, IEEE80211_CHAN_RADAR),
306 	// CHAN5G(149, 5745, IEEE80211_CHAN_RADAR),
307 	// CHAN5G(151, 5755, IEEE80211_CHAN_RADAR),
308 	// CHAN5G(153, 5765, IEEE80211_CHAN_RADAR),
309 	// CHAN5G(155, 5775, IEEE80211_CHAN_RADAR),
310 	// CHAN5G(157, 5785, IEEE80211_CHAN_RADAR),
311 	// CHAN5G(159, 5795, IEEE80211_CHAN_RADAR),
312 	// CHAN5G(161, 5805, IEEE80211_CHAN_RADAR),
313 	// // CHAN5G(163, 5815, IEEE80211_CHAN_RADAR),
314 	// CHAN5G(165, 5825, IEEE80211_CHAN_RADAR),
315 	// CHAN5G(167, 5835, IEEE80211_CHAN_RADAR),
316 	// CHAN5G(169, 5845, IEEE80211_CHAN_RADAR),
317 	// CHAN5G(171, 5855, IEEE80211_CHAN_RADAR),
318 	// CHAN5G(173, 5865, IEEE80211_CHAN_RADAR),
319 };
320 
321 static const struct ieee80211_iface_limit openwifi_if_limits[] = {
322 	{ .max = MAX_NUM_VIF,	.types = BIT(NL80211_IFTYPE_STATION) },
323 	{ .max = MAX_NUM_VIF,	.types =
324 #ifdef CONFIG_MAC80211_MESH
325 				 BIT(NL80211_IFTYPE_MESH_POINT) |
326 #endif
327 				 BIT(NL80211_IFTYPE_AP)},
328 };
329 
330 static const struct ieee80211_iface_combination openwifi_if_comb = {
331 	.limits = openwifi_if_limits,
332 	.n_limits = ARRAY_SIZE(openwifi_if_limits),
333 	.max_interfaces = MAX_NUM_VIF,
334 	.num_different_channels = 1,
335 	.radar_detect_widths =	BIT(NL80211_CHAN_WIDTH_20_NOHT) |
336 					BIT(NL80211_CHAN_WIDTH_20) |
337 					BIT(NL80211_CHAN_WIDTH_40) |
338 					BIT(NL80211_CHAN_WIDTH_80),
339 };
340 
341 static const u8  wifi_rate_table_mapping[24] =     { 0,  0,  0,   0,  0,  0,   0,   0,  10,   8,   6,   4,  11,   9,   7,  5,   0,    1,   2,   3,   4,   5,   6,   7};
342 static const u16 wifi_rate_table[24] =             { 0,  0,  0,   0,  0,  0,   0,   0, 480, 240, 120,  60, 540, 360, 180, 90,  65,  130, 195, 260, 390, 520, 585, 650};
343 static const u16 wifi_rate_all[20] =               {10, 20, 55, 110, 60, 90, 120, 180, 240, 360, 480, 540,  65, 130, 195, 260, 390, 520, 585, 650};
344 static const u8  wifi_mcs_table_11b_force_up[16] = {11, 11, 11,  11, 11, 15,  10,  14,   9,  13,   8,  12,   0,   0,   0,  0};
345 static const u16 wifi_n_dbps_table[16] =           {24, 24, 24,  24, 24, 36,  48,  72,  96, 144, 192, 216,   0,   0,   0,  0};
346 static const u16 wifi_n_dbps_ht_table[16] =        {26, 26, 26,  26, 26, 52,  78, 104, 156, 208, 234, 260,   0,   0,   0,  0};
347 // static const u8 wifi_mcs_table[8] =             {6,9,12,18,24,36,48,54};
348 // static const u8 wifi_mcs_table_phy_tx[8]    =   {11,15,10,14,9,13,8,12};
349 
350 // ===== copy from adi-linux/drivers/iio/frequency/cf_axi_dds.c =====
351 struct cf_axi_dds_state {
352 	struct device			          *dev_spi;
353 	struct clk			            *clk;
354 	struct cf_axi_dds_chip_info	*chip_info;
355   struct gpio_desc		        *plddrbypass_gpio;
356   struct gpio_desc		        *interpolation_gpio;
357 
358 	bool				                standalone;
359 	bool				                dp_disable;
360 	bool				                enable;
361 	bool				                pl_dma_fifo_en;
362 	enum fifo_ctrl	            gpio_dma_fifo_ctrl;
363 
364 	struct iio_info	            iio_info;
365 	size_t				              regs_size;
366 	void __iomem		            *regs;
367 	void __iomem		            *slave_regs;
368 	void __iomem		            *master_regs;
369 	u64				                  dac_clk;
370 	unsigned int		            ddr_dds_interp_en;
371 	unsigned int		            cached_freq[16];
372 	unsigned int		            version;
373 	unsigned int		            have_slave_channels;
374 	unsigned int		            interpolation_factor;
375 	struct notifier_block		    clk_nb;
376 };
377 // ===== end of copy from adi-linux/drivers/iio/frequency/cf_axi_dds.c =====
378 
379 struct openwifi_stat {
380 	u32 stat_enable;
381 
382 	u32 tx_prio_num[MAX_NUM_SW_QUEUE];
383 	u32 tx_prio_interrupt_num[MAX_NUM_SW_QUEUE];
384 	u32 tx_prio_stop0_fake_num[MAX_NUM_SW_QUEUE];
385 	u32 tx_prio_stop0_real_num[MAX_NUM_SW_QUEUE];
386 	u32 tx_prio_stop1_num[MAX_NUM_SW_QUEUE];
387 	u32 tx_prio_wakeup_num[MAX_NUM_SW_QUEUE];
388 
389 	u32 tx_queue_num[MAX_NUM_HW_QUEUE];
390 	u32 tx_queue_interrupt_num[MAX_NUM_HW_QUEUE];
391 	u32 tx_queue_stop0_fake_num[MAX_NUM_HW_QUEUE];
392 	u32 tx_queue_stop0_real_num[MAX_NUM_HW_QUEUE];
393 	u32 tx_queue_stop1_num[MAX_NUM_HW_QUEUE];
394 	u32 tx_queue_wakeup_num[MAX_NUM_HW_QUEUE];
395 
396 	u32 tx_data_pkt_need_ack_num_total;
397 	u32 tx_data_pkt_need_ack_num_total_fail;
398 
399 	u32 tx_data_pkt_need_ack_num_retx[6];
400 	u32 tx_data_pkt_need_ack_num_retx_fail[6];
401 
402 	u32 tx_data_pkt_mcs_realtime;
403 	u32 tx_data_pkt_fail_mcs_realtime;
404 
405 	u32 tx_mgmt_pkt_need_ack_num_total;
406 	u32 tx_mgmt_pkt_need_ack_num_total_fail;
407 
408 	u32 tx_mgmt_pkt_need_ack_num_retx[3];
409 	u32 tx_mgmt_pkt_need_ack_num_retx_fail[3];
410 
411 	u32 tx_mgmt_pkt_mcs_realtime;
412 	u32 tx_mgmt_pkt_fail_mcs_realtime;
413 
414 	u32 rx_target_sender_mac_addr;
415 	u32 rx_data_ok_agc_gain_value_realtime;
416 	u32 rx_data_fail_agc_gain_value_realtime;
417 	u32 rx_mgmt_ok_agc_gain_value_realtime;
418 	u32 rx_mgmt_fail_agc_gain_value_realtime;
419 	u32 rx_ack_ok_agc_gain_value_realtime;
420 
421 	u32 rx_monitor_all;
422 	u32 rx_data_pkt_num_total;
423 	u32 rx_data_pkt_num_fail;
424 	u32 rx_mgmt_pkt_num_total;
425 	u32 rx_mgmt_pkt_num_fail;
426 	u32 rx_ack_pkt_num_total;
427 	u32 rx_ack_pkt_num_fail;
428 
429 	u32 rx_data_pkt_mcs_realtime;
430 	u32 rx_data_pkt_fail_mcs_realtime;
431 	u32 rx_mgmt_pkt_mcs_realtime;
432 	u32 rx_mgmt_pkt_fail_mcs_realtime;
433 	u32 rx_ack_pkt_mcs_realtime;
434 
435 	u32 restrict_freq_mhz;
436 
437 	u32 csma_cfg0;
438 	u32 cw_max_min_cfg;
439 
440 	u32 dbg_ch0;
441 	u32 dbg_ch1;
442 	u32 dbg_ch2;
443 };
444 
445 #define RX_DMA_CYCLIC_MODE
446 struct openwifi_priv {
447 	struct platform_device       *pdev;
448 	struct ieee80211_vif         *vif[MAX_NUM_VIF];
449 
450 	const struct openwifi_rf_ops *rf;
451 	enum openwifi_fpga_type      fpga_type;
452 
453 	struct cf_axi_dds_state      *dds_st;  //axi_ad9361 hdl ref design module, dac channel
454 	struct axiadc_state          *adc_st;      //axi_ad9361 hdl ref design module, adc channel
455 	struct ad9361_rf_phy         *ad9361_phy; //ad9361 chip
456 	struct ctrl_outs_control     ctrl_out;
457 
458 	int rx_freq_offset_to_lo_MHz;
459 	int tx_freq_offset_to_lo_MHz;
460 	u32 rf_bw;
461 	u32 actual_rx_lo;
462 	u32 actual_tx_lo;
463 	u32 last_tx_quad_cal_lo;
464 
465 	struct ieee80211_rate           rates_2GHz[12];
466 	struct ieee80211_rate           rates_5GHz[12];
467 	struct ieee80211_channel        channels_2GHz[13];
468 	struct ieee80211_channel        channels_5GHz[11];
469 	struct ieee80211_supported_band band_2GHz;
470 	struct ieee80211_supported_band band_5GHz;
471 	bool rfkill_off;
472 	u8   runtime_tx_ant_cfg;
473 	u8   runtime_rx_ant_cfg;
474 
475 	int  rssi_correction; // dynamic RSSI correction according to current channel in _rf_set_channel()
476 
477 	enum rx_intf_mode     rx_intf_cfg;
478 	enum tx_intf_mode     tx_intf_cfg;
479 	enum openofdm_rx_mode openofdm_rx_cfg;
480 	enum openofdm_tx_mode openofdm_tx_cfg;
481 	enum xpu_mode         xpu_cfg;
482 
483 	int irq_rx;
484 	int irq_tx;
485 
486 	// u32 call_counter;
487 	u8                             *rx_cyclic_buf;
488 	dma_addr_t                     rx_cyclic_buf_dma_mapping_addr;
489 	struct dma_chan                *rx_chan;
490 	struct dma_async_tx_descriptor *rxd;
491 	dma_cookie_t                   rx_cookie;
492 
493 	struct openwifi_ring           tx_ring[MAX_NUM_SW_QUEUE];
494 	struct scatterlist             tx_sg;
495 	struct dma_chan                *tx_chan;
496 	struct dma_async_tx_descriptor *txd;
497 	dma_cookie_t                   tx_cookie;
498 	// struct completion tx_dma_complete;
499 	// bool openwifi_tx_first_time_run;
500 
501 	// int phy_tx_sn;
502 	u32 slice_idx;
503 	u32 dest_mac_addr_queue_map[MAX_NUM_HW_QUEUE];
504 	u8  mac_addr[ETH_ALEN];
505 	u16 seqno;
506 
507 	bool use_short_slot;
508 	u8   band;
509 	u16  channel;
510 
511 	u32 ampdu_reference;
512 
513 	u32 drv_rx_reg_val[MAX_NUM_DRV_REG];
514 	u32 drv_tx_reg_val[MAX_NUM_DRV_REG];
515 	u32 drv_xpu_reg_val[MAX_NUM_DRV_REG];
516 	int rf_reg_val[MAX_NUM_RF_REG];
517 	int last_auto_fpga_lbt_th;
518 
519 	struct bin_attribute bin_iq;
520 	u32                  tx_intf_arbitrary_iq[512];
521 	u16                  tx_intf_arbitrary_iq_num;
522 	u8                   tx_intf_iq_ctl;
523 
524 	struct openwifi_stat stat;
525 	// u8 num_led;
526 	// struct led_classdev *led[MAX_NUM_LED];//zc706 has 4 user leds. please find openwifi_dev_probe to see how we get them.
527 	// char led_name[MAX_NUM_LED][OPENWIFI_LED_MAX_NAME_LEN];
528 
529 	spinlock_t lock;
530 };
531 
532 #endif /* OPENWIFI_SDR */
533