1 /*
2  * Copyright (c) 2012-2017 Qualcomm Atheros, Inc.
3  *
4  * Permission to use, copy, modify, and/or distribute this software for any
5  * purpose with or without fee is hereby granted, provided that the above
6  * copyright notice and this permission notice appear in all copies.
7  *
8  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
9  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
10  * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
11  * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
12  * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
13  * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
14  * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
15  */
16 
17 #ifndef __WIL6210_H__
18 #define __WIL6210_H__
19 
20 #include <linux/etherdevice.h>
21 #include <linux/netdevice.h>
22 #include <linux/wireless.h>
23 #include <net/cfg80211.h>
24 #include <linux/timex.h>
25 #include <linux/types.h>
26 #include "wmi.h"
27 #include "wil_platform.h"
28 
29 extern bool no_fw_recovery;
30 extern unsigned int mtu_max;
31 extern unsigned short rx_ring_overflow_thrsh;
32 extern int agg_wsize;
33 extern bool rx_align_2;
34 extern bool rx_large_buf;
35 extern bool debug_fw;
36 extern bool disable_ap_sme;
37 
38 #define WIL_NAME "wil6210"
39 
40 #define WIL_FW_NAME_DEFAULT "wil6210.fw"
41 #define WIL_FW_NAME_FTM_DEFAULT "wil6210_ftm.fw"
42 
43 #define WIL_FW_NAME_SPARROW_PLUS "wil6210_sparrow_plus.fw"
44 #define WIL_FW_NAME_FTM_SPARROW_PLUS "wil6210_sparrow_plus_ftm.fw"
45 
46 #define WIL_BOARD_FILE_NAME "wil6210.brd" /* board & radio parameters */
47 
48 #define WIL_DEFAULT_BUS_REQUEST_KBPS 128000 /* ~1Gbps */
49 #define WIL_MAX_BUS_REQUEST_KBPS 800000 /* ~6.1Gbps */
50 
51 /**
52  * extract bits [@b0:@b1] (inclusive) from the value @x
53  * it should be @b0 <= @b1, or result is incorrect
54  */
55 static inline u32 WIL_GET_BITS(u32 x, int b0, int b1)
56 {
57 	return (x >> b0) & ((1 << (b1 - b0 + 1)) - 1);
58 }
59 
60 #define WIL6210_MIN_MEM_SIZE (2 * 1024 * 1024UL)
61 #define WIL6210_MAX_MEM_SIZE (4 * 1024 * 1024UL)
62 
63 #define WIL_TX_Q_LEN_DEFAULT		(4000)
64 #define WIL_RX_RING_SIZE_ORDER_DEFAULT	(10)
65 #define WIL_TX_RING_SIZE_ORDER_DEFAULT	(12)
66 #define WIL_BCAST_RING_SIZE_ORDER_DEFAULT	(7)
67 #define WIL_BCAST_MCS0_LIMIT		(1024) /* limit for MCS0 frame size */
68 /* limit ring size in range [32..32k] */
69 #define WIL_RING_SIZE_ORDER_MIN	(5)
70 #define WIL_RING_SIZE_ORDER_MAX	(15)
71 #define WIL6210_MAX_TX_RINGS	(24) /* HW limit */
72 #define WIL6210_MAX_CID		(8) /* HW limit */
73 #define WIL6210_NAPI_BUDGET	(16) /* arbitrary */
74 #define WIL_MAX_AMPDU_SIZE	(64 * 1024) /* FW/HW limit */
75 #define WIL_MAX_AGG_WSIZE	(32) /* FW/HW limit */
76 /* Hardware offload block adds the following:
77  * 26 bytes - 3-address QoS data header
78  *  8 bytes - IV + EIV (for GCMP)
79  *  8 bytes - SNAP
80  * 16 bytes - MIC (for GCMP)
81  *  4 bytes - CRC
82  */
83 #define WIL_MAX_MPDU_OVERHEAD	(62)
84 
85 struct wil_suspend_stats {
86 	unsigned long successful_suspends;
87 	unsigned long failed_suspends;
88 	unsigned long successful_resumes;
89 	unsigned long failed_resumes;
90 	unsigned long rejected_by_device;
91 	unsigned long rejected_by_host;
92 	unsigned long long total_suspend_time;
93 	unsigned long long min_suspend_time;
94 	unsigned long long max_suspend_time;
95 	ktime_t collection_start;
96 	ktime_t suspend_start_time;
97 };
98 
99 /* Calculate MAC buffer size for the firmware. It includes all overhead,
100  * as it will go over the air, and need to be 8 byte aligned
101  */
102 static inline u32 wil_mtu2macbuf(u32 mtu)
103 {
104 	return ALIGN(mtu + WIL_MAX_MPDU_OVERHEAD, 8);
105 }
106 
107 /* MTU for Ethernet need to take into account 8-byte SNAP header
108  * to be added when encapsulating Ethernet frame into 802.11
109  */
110 #define WIL_MAX_ETH_MTU		(IEEE80211_MAX_DATA_LEN_DMG - 8)
111 /* Max supported by wil6210 value for interrupt threshold is 5sec. */
112 #define WIL6210_ITR_TRSH_MAX (5000000)
113 #define WIL6210_ITR_TX_INTERFRAME_TIMEOUT_DEFAULT (13) /* usec */
114 #define WIL6210_ITR_RX_INTERFRAME_TIMEOUT_DEFAULT (13) /* usec */
115 #define WIL6210_ITR_TX_MAX_BURST_DURATION_DEFAULT (500) /* usec */
116 #define WIL6210_ITR_RX_MAX_BURST_DURATION_DEFAULT (500) /* usec */
117 #define WIL6210_FW_RECOVERY_RETRIES	(5) /* try to recover this many times */
118 #define WIL6210_FW_RECOVERY_TO	msecs_to_jiffies(5000)
119 #define WIL6210_SCAN_TO		msecs_to_jiffies(10000)
120 #define WIL6210_DISCONNECT_TO_MS (2000)
121 #define WIL6210_RX_HIGH_TRSH_INIT		(0)
122 #define WIL6210_RX_HIGH_TRSH_DEFAULT \
123 				(1 << (WIL_RX_RING_SIZE_ORDER_DEFAULT - 3))
124 #define WIL_MAX_DMG_AID 254 /* for DMG only 1-254 allowed (see
125 			     * 802.11REVmc/D5.0, section 9.4.1.8)
126 			     */
127 /* Hardware definitions begin */
128 
129 /*
130  * Mapping
131  * RGF File      | Host addr    |  FW addr
132  *               |              |
133  * user_rgf      | 0x000000     | 0x880000
134  *  dma_rgf      | 0x001000     | 0x881000
135  * pcie_rgf      | 0x002000     | 0x882000
136  *               |              |
137  */
138 
139 /* Where various structures placed in host address space */
140 #define WIL6210_FW_HOST_OFF      (0x880000UL)
141 
142 #define HOSTADDR(fwaddr)        (fwaddr - WIL6210_FW_HOST_OFF)
143 
144 /*
145  * Interrupt control registers block
146  *
147  * each interrupt controlled by the same bit in all registers
148  */
149 struct RGF_ICR {
150 	u32 ICC; /* Cause Control, RW: 0 - W1C, 1 - COR */
151 	u32 ICR; /* Cause, W1C/COR depending on ICC */
152 	u32 ICM; /* Cause masked (ICR & ~IMV), W1C/COR depending on ICC */
153 	u32 ICS; /* Cause Set, WO */
154 	u32 IMV; /* Mask, RW+S/C */
155 	u32 IMS; /* Mask Set, write 1 to set */
156 	u32 IMC; /* Mask Clear, write 1 to clear */
157 } __packed;
158 
159 /* registers - FW addresses */
160 #define RGF_USER_USAGE_1		(0x880004)
161 #define RGF_USER_USAGE_6		(0x880018)
162 	#define BIT_USER_OOB_MODE		BIT(31)
163 	#define BIT_USER_OOB_R2_MODE		BIT(30)
164 #define RGF_USER_HW_MACHINE_STATE	(0x8801dc)
165 	#define HW_MACHINE_BOOT_DONE	(0x3fffffd)
166 #define RGF_USER_USER_CPU_0		(0x8801e0)
167 	#define BIT_USER_USER_CPU_MAN_RST	BIT(1) /* user_cpu_man_rst */
168 #define RGF_USER_MAC_CPU_0		(0x8801fc)
169 	#define BIT_USER_MAC_CPU_MAN_RST	BIT(1) /* mac_cpu_man_rst */
170 #define RGF_USER_USER_SCRATCH_PAD	(0x8802bc)
171 #define RGF_USER_BL			(0x880A3C) /* Boot Loader */
172 #define RGF_USER_FW_REV_ID		(0x880a8c) /* chip revision */
173 #define RGF_USER_FW_CALIB_RESULT	(0x880a90) /* b0-7:result
174 						    * b8-15:signature
175 						    */
176 	#define CALIB_RESULT_SIGNATURE	(0x11)
177 #define RGF_USER_CLKS_CTL_0		(0x880abc)
178 	#define BIT_USER_CLKS_CAR_AHB_SW_SEL	BIT(1) /* ref clk/PLL */
179 	#define BIT_USER_CLKS_RST_PWGD	BIT(11) /* reset on "power good" */
180 #define RGF_USER_CLKS_CTL_SW_RST_VEC_0	(0x880b04)
181 #define RGF_USER_CLKS_CTL_SW_RST_VEC_1	(0x880b08)
182 #define RGF_USER_CLKS_CTL_SW_RST_VEC_2	(0x880b0c)
183 #define RGF_USER_CLKS_CTL_SW_RST_VEC_3	(0x880b10)
184 #define RGF_USER_CLKS_CTL_SW_RST_MASK_0	(0x880b14)
185 	#define BIT_HPAL_PERST_FROM_PAD	BIT(6)
186 	#define BIT_CAR_PERST_RST	BIT(7)
187 #define RGF_USER_USER_ICR		(0x880b4c) /* struct RGF_ICR */
188 	#define BIT_USER_USER_ICR_SW_INT_2	BIT(18)
189 #define RGF_USER_CLKS_CTL_EXT_SW_RST_VEC_0	(0x880c18)
190 #define RGF_USER_CLKS_CTL_EXT_SW_RST_VEC_1	(0x880c2c)
191 #define RGF_USER_SPARROW_M_4			(0x880c50) /* Sparrow */
192 	#define BIT_SPARROW_M_4_SEL_SLEEP_OR_REF	BIT(2)
193 
194 #define RGF_DMA_EP_TX_ICR		(0x881bb4) /* struct RGF_ICR */
195 	#define BIT_DMA_EP_TX_ICR_TX_DONE	BIT(0)
196 	#define BIT_DMA_EP_TX_ICR_TX_DONE_N(n)	BIT(n+1) /* n = [0..23] */
197 #define RGF_DMA_EP_RX_ICR		(0x881bd0) /* struct RGF_ICR */
198 	#define BIT_DMA_EP_RX_ICR_RX_DONE	BIT(0)
199 	#define BIT_DMA_EP_RX_ICR_RX_HTRSH	BIT(1)
200 #define RGF_DMA_EP_MISC_ICR		(0x881bec) /* struct RGF_ICR */
201 	#define BIT_DMA_EP_MISC_ICR_RX_HTRSH	BIT(0)
202 	#define BIT_DMA_EP_MISC_ICR_TX_NO_ACT	BIT(1)
203 	#define BIT_DMA_EP_MISC_ICR_HALP	BIT(27)
204 	#define BIT_DMA_EP_MISC_ICR_FW_INT(n)	BIT(28+n) /* n = [0..3] */
205 
206 /* Legacy interrupt moderation control (before Sparrow v2)*/
207 #define RGF_DMA_ITR_CNT_TRSH		(0x881c5c)
208 #define RGF_DMA_ITR_CNT_DATA		(0x881c60)
209 #define RGF_DMA_ITR_CNT_CRL		(0x881c64)
210 	#define BIT_DMA_ITR_CNT_CRL_EN		BIT(0)
211 	#define BIT_DMA_ITR_CNT_CRL_EXT_TICK	BIT(1)
212 	#define BIT_DMA_ITR_CNT_CRL_FOREVER	BIT(2)
213 	#define BIT_DMA_ITR_CNT_CRL_CLR		BIT(3)
214 	#define BIT_DMA_ITR_CNT_CRL_REACH_TRSH	BIT(4)
215 
216 /* Offload control (Sparrow B0+) */
217 #define RGF_DMA_OFUL_NID_0		(0x881cd4)
218 	#define BIT_DMA_OFUL_NID_0_RX_EXT_TR_EN		BIT(0)
219 	#define BIT_DMA_OFUL_NID_0_TX_EXT_TR_EN		BIT(1)
220 	#define BIT_DMA_OFUL_NID_0_RX_EXT_A3_SRC	BIT(2)
221 	#define BIT_DMA_OFUL_NID_0_TX_EXT_A3_SRC	BIT(3)
222 
223 /* New (sparrow v2+) interrupt moderation control */
224 #define RGF_DMA_ITR_TX_DESQ_NO_MOD		(0x881d40)
225 #define RGF_DMA_ITR_TX_CNT_TRSH			(0x881d34)
226 #define RGF_DMA_ITR_TX_CNT_DATA			(0x881d38)
227 #define RGF_DMA_ITR_TX_CNT_CTL			(0x881d3c)
228 	#define BIT_DMA_ITR_TX_CNT_CTL_EN		BIT(0)
229 	#define BIT_DMA_ITR_TX_CNT_CTL_EXT_TIC_SEL	BIT(1)
230 	#define BIT_DMA_ITR_TX_CNT_CTL_FOREVER		BIT(2)
231 	#define BIT_DMA_ITR_TX_CNT_CTL_CLR		BIT(3)
232 	#define BIT_DMA_ITR_TX_CNT_CTL_REACHED_TRESH	BIT(4)
233 	#define BIT_DMA_ITR_TX_CNT_CTL_CROSS_EN		BIT(5)
234 	#define BIT_DMA_ITR_TX_CNT_CTL_FREE_RUNNIG	BIT(6)
235 #define RGF_DMA_ITR_TX_IDL_CNT_TRSH			(0x881d60)
236 #define RGF_DMA_ITR_TX_IDL_CNT_DATA			(0x881d64)
237 #define RGF_DMA_ITR_TX_IDL_CNT_CTL			(0x881d68)
238 	#define BIT_DMA_ITR_TX_IDL_CNT_CTL_EN			BIT(0)
239 	#define BIT_DMA_ITR_TX_IDL_CNT_CTL_EXT_TIC_SEL		BIT(1)
240 	#define BIT_DMA_ITR_TX_IDL_CNT_CTL_FOREVER		BIT(2)
241 	#define BIT_DMA_ITR_TX_IDL_CNT_CTL_CLR			BIT(3)
242 	#define BIT_DMA_ITR_TX_IDL_CNT_CTL_REACHED_TRESH	BIT(4)
243 #define RGF_DMA_ITR_RX_DESQ_NO_MOD		(0x881d50)
244 #define RGF_DMA_ITR_RX_CNT_TRSH			(0x881d44)
245 #define RGF_DMA_ITR_RX_CNT_DATA			(0x881d48)
246 #define RGF_DMA_ITR_RX_CNT_CTL			(0x881d4c)
247 	#define BIT_DMA_ITR_RX_CNT_CTL_EN		BIT(0)
248 	#define BIT_DMA_ITR_RX_CNT_CTL_EXT_TIC_SEL	BIT(1)
249 	#define BIT_DMA_ITR_RX_CNT_CTL_FOREVER		BIT(2)
250 	#define BIT_DMA_ITR_RX_CNT_CTL_CLR		BIT(3)
251 	#define BIT_DMA_ITR_RX_CNT_CTL_REACHED_TRESH	BIT(4)
252 	#define BIT_DMA_ITR_RX_CNT_CTL_CROSS_EN		BIT(5)
253 	#define BIT_DMA_ITR_RX_CNT_CTL_FREE_RUNNIG	BIT(6)
254 #define RGF_DMA_ITR_RX_IDL_CNT_TRSH			(0x881d54)
255 #define RGF_DMA_ITR_RX_IDL_CNT_DATA			(0x881d58)
256 #define RGF_DMA_ITR_RX_IDL_CNT_CTL			(0x881d5c)
257 	#define BIT_DMA_ITR_RX_IDL_CNT_CTL_EN			BIT(0)
258 	#define BIT_DMA_ITR_RX_IDL_CNT_CTL_EXT_TIC_SEL		BIT(1)
259 	#define BIT_DMA_ITR_RX_IDL_CNT_CTL_FOREVER		BIT(2)
260 	#define BIT_DMA_ITR_RX_IDL_CNT_CTL_CLR			BIT(3)
261 	#define BIT_DMA_ITR_RX_IDL_CNT_CTL_REACHED_TRESH	BIT(4)
262 
263 #define RGF_DMA_PSEUDO_CAUSE		(0x881c68)
264 #define RGF_DMA_PSEUDO_CAUSE_MASK_SW	(0x881c6c)
265 #define RGF_DMA_PSEUDO_CAUSE_MASK_FW	(0x881c70)
266 	#define BIT_DMA_PSEUDO_CAUSE_RX		BIT(0)
267 	#define BIT_DMA_PSEUDO_CAUSE_TX		BIT(1)
268 	#define BIT_DMA_PSEUDO_CAUSE_MISC	BIT(2)
269 
270 #define RGF_HP_CTRL			(0x88265c)
271 #define RGF_PAL_UNIT_ICR		(0x88266c) /* struct RGF_ICR */
272 #define RGF_PCIE_LOS_COUNTER_CTL	(0x882dc4)
273 
274 /* MAC timer, usec, for packet lifetime */
275 #define RGF_MAC_MTRL_COUNTER_0		(0x886aa8)
276 
277 #define RGF_CAF_ICR			(0x88946c) /* struct RGF_ICR */
278 #define RGF_CAF_OSC_CONTROL		(0x88afa4)
279 	#define BIT_CAF_OSC_XTAL_EN		BIT(0)
280 #define RGF_CAF_PLL_LOCK_STATUS		(0x88afec)
281 	#define BIT_CAF_OSC_DIG_XTAL_STABLE	BIT(0)
282 
283 #define RGF_USER_JTAG_DEV_ID	(0x880b34) /* device ID */
284 	#define JTAG_DEV_ID_SPARROW	(0x2632072f)
285 
286 #define RGF_USER_REVISION_ID		(0x88afe4)
287 #define RGF_USER_REVISION_ID_MASK	(3)
288 	#define REVISION_ID_SPARROW_B0	(0x0)
289 	#define REVISION_ID_SPARROW_D0	(0x3)
290 
291 /* crash codes for FW/Ucode stored here */
292 #define RGF_FW_ASSERT_CODE		(0x91f020)
293 #define RGF_UCODE_ASSERT_CODE		(0x91f028)
294 
295 enum {
296 	HW_VER_UNKNOWN,
297 	HW_VER_SPARROW_B0, /* REVISION_ID_SPARROW_B0 */
298 	HW_VER_SPARROW_D0, /* REVISION_ID_SPARROW_D0 */
299 };
300 
301 /* popular locations */
302 #define RGF_MBOX   RGF_USER_USER_SCRATCH_PAD
303 #define HOST_MBOX   HOSTADDR(RGF_MBOX)
304 #define SW_INT_MBOX BIT_USER_USER_ICR_SW_INT_2
305 
306 /* ISR register bits */
307 #define ISR_MISC_FW_READY	BIT_DMA_EP_MISC_ICR_FW_INT(0)
308 #define ISR_MISC_MBOX_EVT	BIT_DMA_EP_MISC_ICR_FW_INT(1)
309 #define ISR_MISC_FW_ERROR	BIT_DMA_EP_MISC_ICR_FW_INT(3)
310 
311 #define WIL_DATA_COMPLETION_TO_MS 200
312 
313 /* Hardware definitions end */
314 struct fw_map {
315 	u32 from; /* linker address - from, inclusive */
316 	u32 to;   /* linker address - to, exclusive */
317 	u32 host; /* PCI/Host address - BAR0 + 0x880000 */
318 	const char *name; /* for debugfs */
319 	bool fw; /* true if FW mapping, false if UCODE mapping */
320 };
321 
322 /* array size should be in sync with actual definition in the wmi.c */
323 extern const struct fw_map fw_mapping[10];
324 
325 /**
326  * mk_cidxtid - construct @cidxtid field
327  * @cid: CID value
328  * @tid: TID value
329  *
330  * @cidxtid field encoded as bits 0..3 - CID; 4..7 - TID
331  */
332 static inline u8 mk_cidxtid(u8 cid, u8 tid)
333 {
334 	return ((tid & 0xf) << 4) | (cid & 0xf);
335 }
336 
337 /**
338  * parse_cidxtid - parse @cidxtid field
339  * @cid: store CID value here
340  * @tid: store TID value here
341  *
342  * @cidxtid field encoded as bits 0..3 - CID; 4..7 - TID
343  */
344 static inline void parse_cidxtid(u8 cidxtid, u8 *cid, u8 *tid)
345 {
346 	*cid = cidxtid & 0xf;
347 	*tid = (cidxtid >> 4) & 0xf;
348 }
349 
350 struct wil6210_mbox_ring {
351 	u32 base;
352 	u16 entry_size; /* max. size of mbox entry, incl. all headers */
353 	u16 size;
354 	u32 tail;
355 	u32 head;
356 } __packed;
357 
358 struct wil6210_mbox_ring_desc {
359 	__le32 sync;
360 	__le32 addr;
361 } __packed;
362 
363 /* at HOST_OFF_WIL6210_MBOX_CTL */
364 struct wil6210_mbox_ctl {
365 	struct wil6210_mbox_ring tx;
366 	struct wil6210_mbox_ring rx;
367 } __packed;
368 
369 struct wil6210_mbox_hdr {
370 	__le16 seq;
371 	__le16 len; /* payload, bytes after this header */
372 	__le16 type;
373 	u8 flags;
374 	u8 reserved;
375 } __packed;
376 
377 #define WIL_MBOX_HDR_TYPE_WMI (0)
378 
379 /* max. value for wil6210_mbox_hdr.len */
380 #define MAX_MBOXITEM_SIZE   (240)
381 
382 struct pending_wmi_event {
383 	struct list_head list;
384 	struct {
385 		struct wil6210_mbox_hdr hdr;
386 		struct wmi_cmd_hdr wmi;
387 		u8 data[0];
388 	} __packed event;
389 };
390 
391 enum { /* for wil_ctx.mapped_as */
392 	wil_mapped_as_none = 0,
393 	wil_mapped_as_single = 1,
394 	wil_mapped_as_page = 2,
395 };
396 
397 /**
398  * struct wil_ctx - software context for Vring descriptor
399  */
400 struct wil_ctx {
401 	struct sk_buff *skb;
402 	u8 nr_frags;
403 	u8 mapped_as;
404 };
405 
406 union vring_desc;
407 
408 struct vring {
409 	dma_addr_t pa;
410 	volatile union vring_desc *va; /* vring_desc[size], WriteBack by DMA */
411 	u16 size; /* number of vring_desc elements */
412 	u32 swtail;
413 	u32 swhead;
414 	u32 hwtail; /* write here to inform hw */
415 	struct wil_ctx *ctx; /* ctx[size] - software context */
416 };
417 
418 /**
419  * Additional data for Tx Vring
420  */
421 struct vring_tx_data {
422 	bool dot1x_open;
423 	int enabled;
424 	cycles_t idle, last_idle, begin;
425 	u8 agg_wsize; /* agreed aggregation window, 0 - no agg */
426 	u16 agg_timeout;
427 	u8 agg_amsdu;
428 	bool addba_in_progress; /* if set, agg_xxx is for request in progress */
429 	spinlock_t lock;
430 };
431 
432 enum { /* for wil6210_priv.status */
433 	wil_status_fwready = 0, /* FW operational */
434 	wil_status_fwconnecting,
435 	wil_status_fwconnected,
436 	wil_status_dontscan,
437 	wil_status_mbox_ready, /* MBOX structures ready */
438 	wil_status_irqen, /* FIXME: interrupts enabled - for debug */
439 	wil_status_napi_en, /* NAPI enabled protected by wil->mutex */
440 	wil_status_resetting, /* reset in progress */
441 	wil_status_suspending, /* suspend in progress */
442 	wil_status_suspended, /* suspend completed, device is suspended */
443 	wil_status_resuming, /* resume in progress */
444 	wil_status_last /* keep last */
445 };
446 
447 struct pci_dev;
448 
449 /**
450  * struct tid_ampdu_rx - TID aggregation information (Rx).
451  *
452  * @reorder_buf: buffer to reorder incoming aggregated MPDUs
453  * @reorder_time: jiffies when skb was added
454  * @session_timer: check if peer keeps Tx-ing on the TID (by timeout value)
455  * @reorder_timer: releases expired frames from the reorder buffer.
456  * @last_rx: jiffies of last rx activity
457  * @head_seq_num: head sequence number in reordering buffer.
458  * @stored_mpdu_num: number of MPDUs in reordering buffer
459  * @ssn: Starting Sequence Number expected to be aggregated.
460  * @buf_size: buffer size for incoming A-MPDUs
461  * @timeout: reset timer value (in TUs).
462  * @ssn_last_drop: SSN of the last dropped frame
463  * @total: total number of processed incoming frames
464  * @drop_dup: duplicate frames dropped for this reorder buffer
465  * @drop_old: old frames dropped for this reorder buffer
466  * @dialog_token: dialog token for aggregation session
467  * @first_time: true when this buffer used 1-st time
468  */
469 struct wil_tid_ampdu_rx {
470 	struct sk_buff **reorder_buf;
471 	unsigned long *reorder_time;
472 	struct timer_list session_timer;
473 	struct timer_list reorder_timer;
474 	unsigned long last_rx;
475 	u16 head_seq_num;
476 	u16 stored_mpdu_num;
477 	u16 ssn;
478 	u16 buf_size;
479 	u16 timeout;
480 	u16 ssn_last_drop;
481 	unsigned long long total; /* frames processed */
482 	unsigned long long drop_dup;
483 	unsigned long long drop_old;
484 	u8 dialog_token;
485 	bool first_time; /* is it 1-st time this buffer used? */
486 };
487 
488 /**
489  * struct wil_tid_crypto_rx_single - TID crypto information (Rx).
490  *
491  * @pn: GCMP PN for the session
492  * @key_set: valid key present
493  */
494 struct wil_tid_crypto_rx_single {
495 	u8 pn[IEEE80211_GCMP_PN_LEN];
496 	bool key_set;
497 };
498 
499 struct wil_tid_crypto_rx {
500 	struct wil_tid_crypto_rx_single key_id[4];
501 };
502 
503 struct wil_p2p_info {
504 	struct ieee80211_channel listen_chan;
505 	u8 discovery_started;
506 	u8 p2p_dev_started;
507 	u64 cookie;
508 	struct wireless_dev *pending_listen_wdev;
509 	unsigned int listen_duration;
510 	struct timer_list discovery_timer; /* listen/search duration */
511 	struct work_struct discovery_expired_work; /* listen/search expire */
512 	struct work_struct delayed_listen_work; /* listen after scan done */
513 };
514 
515 enum wil_sta_status {
516 	wil_sta_unused = 0,
517 	wil_sta_conn_pending = 1,
518 	wil_sta_connected = 2,
519 };
520 
521 #define WIL_STA_TID_NUM (16)
522 #define WIL_MCS_MAX (12) /* Maximum MCS supported */
523 
524 struct wil_net_stats {
525 	unsigned long	rx_packets;
526 	unsigned long	tx_packets;
527 	unsigned long	rx_bytes;
528 	unsigned long	tx_bytes;
529 	unsigned long	tx_errors;
530 	unsigned long	rx_dropped;
531 	unsigned long	rx_non_data_frame;
532 	unsigned long	rx_short_frame;
533 	unsigned long	rx_large_frame;
534 	unsigned long	rx_replay;
535 	u16 last_mcs_rx;
536 	u64 rx_per_mcs[WIL_MCS_MAX + 1];
537 };
538 
539 /**
540  * struct wil_sta_info - data for peer
541  *
542  * Peer identified by its CID (connection ID)
543  * NIC performs beam forming for each peer;
544  * if no beam forming done, frame exchange is not
545  * possible.
546  */
547 struct wil_sta_info {
548 	u8 addr[ETH_ALEN];
549 	enum wil_sta_status status;
550 	struct wil_net_stats stats;
551 	/* Rx BACK */
552 	struct wil_tid_ampdu_rx *tid_rx[WIL_STA_TID_NUM];
553 	spinlock_t tid_rx_lock; /* guarding tid_rx array */
554 	unsigned long tid_rx_timer_expired[BITS_TO_LONGS(WIL_STA_TID_NUM)];
555 	unsigned long tid_rx_stop_requested[BITS_TO_LONGS(WIL_STA_TID_NUM)];
556 	struct wil_tid_crypto_rx tid_crypto_rx[WIL_STA_TID_NUM];
557 	struct wil_tid_crypto_rx group_crypto_rx;
558 	u8 aid; /* 1-254; 0 if unknown/not reported */
559 };
560 
561 enum {
562 	fw_recovery_idle = 0,
563 	fw_recovery_pending = 1,
564 	fw_recovery_running = 2,
565 };
566 
567 enum {
568 	hw_capability_last
569 };
570 
571 struct wil_probe_client_req {
572 	struct list_head list;
573 	u64 cookie;
574 	u8 cid;
575 };
576 
577 struct pmc_ctx {
578 	/* alloc, free, and read operations must own the lock */
579 	struct mutex		lock;
580 	struct vring_tx_desc	*pring_va;
581 	dma_addr_t		pring_pa;
582 	struct desc_alloc_info  *descriptors;
583 	int			last_cmd_status;
584 	int			num_descriptors;
585 	int			descriptor_size;
586 };
587 
588 struct wil_halp {
589 	struct mutex		lock; /* protect halp ref_cnt */
590 	unsigned int		ref_cnt;
591 	struct completion	comp;
592 };
593 
594 struct wil_blob_wrapper {
595 	struct wil6210_priv *wil;
596 	struct debugfs_blob_wrapper blob;
597 };
598 
599 #define WIL_LED_MAX_ID			(2)
600 #define WIL_LED_INVALID_ID		(0xF)
601 #define WIL_LED_BLINK_ON_SLOW_MS	(300)
602 #define WIL_LED_BLINK_OFF_SLOW_MS	(300)
603 #define WIL_LED_BLINK_ON_MED_MS		(200)
604 #define WIL_LED_BLINK_OFF_MED_MS	(200)
605 #define WIL_LED_BLINK_ON_FAST_MS	(100)
606 #define WIL_LED_BLINK_OFF_FAST_MS	(100)
607 enum {
608 	WIL_LED_TIME_SLOW = 0,
609 	WIL_LED_TIME_MED,
610 	WIL_LED_TIME_FAST,
611 	WIL_LED_TIME_LAST,
612 };
613 
614 struct blink_on_off_time {
615 	u32 on_ms;
616 	u32 off_ms;
617 };
618 
619 extern struct blink_on_off_time led_blink_time[WIL_LED_TIME_LAST];
620 extern u8 led_id;
621 extern u8 led_polarity;
622 
623 struct wil6210_priv {
624 	struct pci_dev *pdev;
625 	u32 bar_size;
626 	struct wireless_dev *wdev;
627 	void __iomem *csr;
628 	DECLARE_BITMAP(status, wil_status_last);
629 	u8 fw_version[ETHTOOL_FWVERS_LEN];
630 	u32 hw_version;
631 	u8 chip_revision;
632 	const char *hw_name;
633 	const char *wil_fw_name;
634 	DECLARE_BITMAP(hw_capabilities, hw_capability_last);
635 	DECLARE_BITMAP(fw_capabilities, WMI_FW_CAPABILITY_MAX);
636 	u8 n_mids; /* number of additional MIDs as reported by FW */
637 	u32 recovery_count; /* num of FW recovery attempts in a short time */
638 	u32 recovery_state; /* FW recovery state machine */
639 	unsigned long last_fw_recovery; /* jiffies of last fw recovery */
640 	wait_queue_head_t wq; /* for all wait_event() use */
641 	/* profile */
642 	u32 monitor_flags;
643 	u32 privacy; /* secure connection? */
644 	u8 hidden_ssid; /* relevant in AP mode */
645 	u16 channel; /* relevant in AP mode */
646 	int sinfo_gen;
647 	u32 ap_isolate; /* no intra-BSS communication */
648 	struct cfg80211_bss *bss; /* connected bss, relevant in STA mode */
649 	int locally_generated_disc; /* relevant in STA mode */
650 	/* interrupt moderation */
651 	u32 tx_max_burst_duration;
652 	u32 tx_interframe_timeout;
653 	u32 rx_max_burst_duration;
654 	u32 rx_interframe_timeout;
655 	/* cached ISR registers */
656 	u32 isr_misc;
657 	/* mailbox related */
658 	struct mutex wmi_mutex;
659 	struct wil6210_mbox_ctl mbox_ctl;
660 	struct completion wmi_ready;
661 	struct completion wmi_call;
662 	u16 wmi_seq;
663 	u16 reply_id; /**< wait for this WMI event */
664 	void *reply_buf;
665 	u16 reply_size;
666 	struct workqueue_struct *wmi_wq; /* for deferred calls */
667 	struct work_struct wmi_event_worker;
668 	struct workqueue_struct *wq_service;
669 	struct work_struct disconnect_worker;
670 	struct work_struct fw_error_worker;	/* for FW error recovery */
671 	struct timer_list connect_timer;
672 	struct timer_list scan_timer; /* detect scan timeout */
673 	struct list_head pending_wmi_ev;
674 	/*
675 	 * protect pending_wmi_ev
676 	 * - fill in IRQ from wil6210_irq_misc,
677 	 * - consumed in thread by wmi_event_worker
678 	 */
679 	spinlock_t wmi_ev_lock;
680 	spinlock_t net_queue_lock; /* guarding stop/wake netif queue */
681 	int net_queue_stopped; /* netif_tx_stop_all_queues invoked */
682 	struct napi_struct napi_rx;
683 	struct napi_struct napi_tx;
684 	/* keep alive */
685 	struct list_head probe_client_pending;
686 	struct mutex probe_client_mutex; /* protect @probe_client_pending */
687 	struct work_struct probe_client_worker;
688 	/* DMA related */
689 	struct vring vring_rx;
690 	unsigned int rx_buf_len;
691 	struct vring vring_tx[WIL6210_MAX_TX_RINGS];
692 	struct vring_tx_data vring_tx_data[WIL6210_MAX_TX_RINGS];
693 	u8 vring2cid_tid[WIL6210_MAX_TX_RINGS][2]; /* [0] - CID, [1] - TID */
694 	struct wil_sta_info sta[WIL6210_MAX_CID];
695 	int bcast_vring;
696 	u32 vring_idle_trsh; /* HW fetches up to 16 descriptors at once  */
697 	bool use_extended_dma_addr; /* indicates whether we are using 48 bits */
698 	/* scan */
699 	struct cfg80211_scan_request *scan_request;
700 
701 	struct mutex mutex; /* for wil6210_priv access in wil_{up|down} */
702 	/* statistics */
703 	atomic_t isr_count_rx, isr_count_tx;
704 	/* debugfs */
705 	struct dentry *debug;
706 	struct wil_blob_wrapper blobs[ARRAY_SIZE(fw_mapping)];
707 	u8 discovery_mode;
708 	u8 abft_len;
709 	u8 wakeup_trigger;
710 	struct wil_suspend_stats suspend_stats;
711 
712 	void *platform_handle;
713 	struct wil_platform_ops platform_ops;
714 	bool keep_radio_on_during_sleep;
715 
716 	struct pmc_ctx pmc;
717 
718 	bool pbss;
719 
720 	struct wil_p2p_info p2p;
721 
722 	/* P2P_DEVICE vif */
723 	struct wireless_dev *p2p_wdev;
724 	struct mutex p2p_wdev_mutex; /* protect @p2p_wdev and @scan_request */
725 	struct wireless_dev *radio_wdev;
726 
727 	/* High Access Latency Policy voting */
728 	struct wil_halp halp;
729 
730 	enum wmi_ps_profile_type ps_profile;
731 
732 	int fw_calib_result;
733 
734 #ifdef CONFIG_PM
735 #ifdef CONFIG_PM_SLEEP
736 	struct notifier_block pm_notify;
737 #endif /* CONFIG_PM_SLEEP */
738 #endif /* CONFIG_PM */
739 
740 	bool suspend_resp_rcvd;
741 	bool suspend_resp_comp;
742 	u32 bus_request_kbps;
743 	u32 bus_request_kbps_pre_suspend;
744 };
745 
746 #define wil_to_wiphy(i) (i->wdev->wiphy)
747 #define wil_to_dev(i) (wiphy_dev(wil_to_wiphy(i)))
748 #define wiphy_to_wil(w) (struct wil6210_priv *)(wiphy_priv(w))
749 #define wil_to_wdev(i) (i->wdev)
750 #define wdev_to_wil(w) (struct wil6210_priv *)(wdev_priv(w))
751 #define wil_to_ndev(i) (wil_to_wdev(i)->netdev)
752 #define ndev_to_wil(n) (wdev_to_wil(n->ieee80211_ptr))
753 
754 __printf(2, 3)
755 void wil_dbg_trace(struct wil6210_priv *wil, const char *fmt, ...);
756 __printf(2, 3)
757 void __wil_err(struct wil6210_priv *wil, const char *fmt, ...);
758 __printf(2, 3)
759 void __wil_err_ratelimited(struct wil6210_priv *wil, const char *fmt, ...);
760 __printf(2, 3)
761 void __wil_info(struct wil6210_priv *wil, const char *fmt, ...);
762 __printf(2, 3)
763 void wil_dbg_ratelimited(const struct wil6210_priv *wil, const char *fmt, ...);
764 #define wil_dbg(wil, fmt, arg...) do { \
765 	netdev_dbg(wil_to_ndev(wil), fmt, ##arg); \
766 	wil_dbg_trace(wil, fmt, ##arg); \
767 } while (0)
768 
769 #define wil_dbg_irq(wil, fmt, arg...) wil_dbg(wil, "DBG[ IRQ]" fmt, ##arg)
770 #define wil_dbg_txrx(wil, fmt, arg...) wil_dbg(wil, "DBG[TXRX]" fmt, ##arg)
771 #define wil_dbg_wmi(wil, fmt, arg...) wil_dbg(wil, "DBG[ WMI]" fmt, ##arg)
772 #define wil_dbg_misc(wil, fmt, arg...) wil_dbg(wil, "DBG[MISC]" fmt, ##arg)
773 #define wil_dbg_pm(wil, fmt, arg...) wil_dbg(wil, "DBG[ PM ]" fmt, ##arg)
774 #define wil_err(wil, fmt, arg...) __wil_err(wil, "%s: " fmt, __func__, ##arg)
775 #define wil_info(wil, fmt, arg...) __wil_info(wil, "%s: " fmt, __func__, ##arg)
776 #define wil_err_ratelimited(wil, fmt, arg...) \
777 	__wil_err_ratelimited(wil, "%s: " fmt, __func__, ##arg)
778 
779 /* target operations */
780 /* register read */
781 static inline u32 wil_r(struct wil6210_priv *wil, u32 reg)
782 {
783 	return readl(wil->csr + HOSTADDR(reg));
784 }
785 
786 /* register write. wmb() to make sure it is completed */
787 static inline void wil_w(struct wil6210_priv *wil, u32 reg, u32 val)
788 {
789 	writel(val, wil->csr + HOSTADDR(reg));
790 	wmb(); /* wait for write to propagate to the HW */
791 }
792 
793 /* register set = read, OR, write */
794 static inline void wil_s(struct wil6210_priv *wil, u32 reg, u32 val)
795 {
796 	wil_w(wil, reg, wil_r(wil, reg) | val);
797 }
798 
799 /* register clear = read, AND with inverted, write */
800 static inline void wil_c(struct wil6210_priv *wil, u32 reg, u32 val)
801 {
802 	wil_w(wil, reg, wil_r(wil, reg) & ~val);
803 }
804 
805 #if defined(CONFIG_DYNAMIC_DEBUG)
806 #define wil_hex_dump_txrx(prefix_str, prefix_type, rowsize,	\
807 			  groupsize, buf, len, ascii)		\
808 			  print_hex_dump_debug("DBG[TXRX]" prefix_str,\
809 					 prefix_type, rowsize,	\
810 					 groupsize, buf, len, ascii)
811 
812 #define wil_hex_dump_wmi(prefix_str, prefix_type, rowsize,	\
813 			 groupsize, buf, len, ascii)		\
814 			 print_hex_dump_debug("DBG[ WMI]" prefix_str,\
815 					prefix_type, rowsize,	\
816 					groupsize, buf, len, ascii)
817 
818 #define wil_hex_dump_misc(prefix_str, prefix_type, rowsize,	\
819 			  groupsize, buf, len, ascii)		\
820 			  print_hex_dump_debug("DBG[MISC]" prefix_str,\
821 					prefix_type, rowsize,	\
822 					groupsize, buf, len, ascii)
823 #else /* defined(CONFIG_DYNAMIC_DEBUG) */
824 static inline
825 void wil_hex_dump_txrx(const char *prefix_str, int prefix_type, int rowsize,
826 		       int groupsize, const void *buf, size_t len, bool ascii)
827 {
828 }
829 
830 static inline
831 void wil_hex_dump_wmi(const char *prefix_str, int prefix_type, int rowsize,
832 		      int groupsize, const void *buf, size_t len, bool ascii)
833 {
834 }
835 
836 static inline
837 void wil_hex_dump_misc(const char *prefix_str, int prefix_type, int rowsize,
838 		       int groupsize, const void *buf, size_t len, bool ascii)
839 {
840 }
841 #endif /* defined(CONFIG_DYNAMIC_DEBUG) */
842 
843 void wil_memcpy_fromio_32(void *dst, const volatile void __iomem *src,
844 			  size_t count);
845 void wil_memcpy_toio_32(volatile void __iomem *dst, const void *src,
846 			size_t count);
847 
848 void *wil_if_alloc(struct device *dev);
849 void wil_if_free(struct wil6210_priv *wil);
850 int wil_if_add(struct wil6210_priv *wil);
851 void wil_if_remove(struct wil6210_priv *wil);
852 int wil_priv_init(struct wil6210_priv *wil);
853 void wil_priv_deinit(struct wil6210_priv *wil);
854 int wil_ps_update(struct wil6210_priv *wil,
855 		  enum wmi_ps_profile_type ps_profile);
856 int wil_reset(struct wil6210_priv *wil, bool no_fw);
857 void wil_fw_error_recovery(struct wil6210_priv *wil);
858 void wil_set_recovery_state(struct wil6210_priv *wil, int state);
859 bool wil_is_recovery_blocked(struct wil6210_priv *wil);
860 int wil_up(struct wil6210_priv *wil);
861 int __wil_up(struct wil6210_priv *wil);
862 int wil_down(struct wil6210_priv *wil);
863 int __wil_down(struct wil6210_priv *wil);
864 void wil_mbox_ring_le2cpus(struct wil6210_mbox_ring *r);
865 int wil_find_cid(struct wil6210_priv *wil, const u8 *mac);
866 void wil_set_ethtoolops(struct net_device *ndev);
867 
868 void __iomem *wmi_buffer(struct wil6210_priv *wil, __le32 ptr);
869 void __iomem *wmi_addr(struct wil6210_priv *wil, u32 ptr);
870 int wmi_read_hdr(struct wil6210_priv *wil, __le32 ptr,
871 		 struct wil6210_mbox_hdr *hdr);
872 int wmi_send(struct wil6210_priv *wil, u16 cmdid, void *buf, u16 len);
873 void wmi_recv_cmd(struct wil6210_priv *wil);
874 int wmi_call(struct wil6210_priv *wil, u16 cmdid, void *buf, u16 len,
875 	     u16 reply_id, void *reply, u8 reply_size, int to_msec);
876 void wmi_event_worker(struct work_struct *work);
877 void wmi_event_flush(struct wil6210_priv *wil);
878 int wmi_set_ssid(struct wil6210_priv *wil, u8 ssid_len, const void *ssid);
879 int wmi_get_ssid(struct wil6210_priv *wil, u8 *ssid_len, void *ssid);
880 int wmi_set_channel(struct wil6210_priv *wil, int channel);
881 int wmi_get_channel(struct wil6210_priv *wil, int *channel);
882 int wmi_del_cipher_key(struct wil6210_priv *wil, u8 key_index,
883 		       const void *mac_addr, int key_usage);
884 int wmi_add_cipher_key(struct wil6210_priv *wil, u8 key_index,
885 		       const void *mac_addr, int key_len, const void *key,
886 		       int key_usage);
887 int wmi_echo(struct wil6210_priv *wil);
888 int wmi_set_ie(struct wil6210_priv *wil, u8 type, u16 ie_len, const void *ie);
889 int wmi_rx_chain_add(struct wil6210_priv *wil, struct vring *vring);
890 int wmi_rxon(struct wil6210_priv *wil, bool on);
891 int wmi_get_temperature(struct wil6210_priv *wil, u32 *t_m, u32 *t_r);
892 int wmi_disconnect_sta(struct wil6210_priv *wil, const u8 *mac,
893 		       u16 reason, bool full_disconnect, bool del_sta);
894 int wmi_addba(struct wil6210_priv *wil, u8 ringid, u8 size, u16 timeout);
895 int wmi_delba_tx(struct wil6210_priv *wil, u8 ringid, u16 reason);
896 int wmi_delba_rx(struct wil6210_priv *wil, u8 cidxtid, u16 reason);
897 int wmi_addba_rx_resp(struct wil6210_priv *wil, u8 cid, u8 tid, u8 token,
898 		      u16 status, bool amsdu, u16 agg_wsize, u16 timeout);
899 int wmi_ps_dev_profile_cfg(struct wil6210_priv *wil,
900 			   enum wmi_ps_profile_type ps_profile);
901 int wmi_set_mgmt_retry(struct wil6210_priv *wil, u8 retry_short);
902 int wmi_get_mgmt_retry(struct wil6210_priv *wil, u8 *retry_short);
903 int wmi_new_sta(struct wil6210_priv *wil, const u8 *mac, u8 aid);
904 int wil_addba_rx_request(struct wil6210_priv *wil, u8 cidxtid,
905 			 u8 dialog_token, __le16 ba_param_set,
906 			 __le16 ba_timeout, __le16 ba_seq_ctrl);
907 int wil_addba_tx_request(struct wil6210_priv *wil, u8 ringid, u16 wsize);
908 
909 void wil6210_clear_irq(struct wil6210_priv *wil);
910 int wil6210_init_irq(struct wil6210_priv *wil, int irq, bool use_msi);
911 void wil6210_fini_irq(struct wil6210_priv *wil, int irq);
912 void wil_mask_irq(struct wil6210_priv *wil);
913 void wil_unmask_irq(struct wil6210_priv *wil);
914 void wil_configure_interrupt_moderation(struct wil6210_priv *wil);
915 void wil_disable_irq(struct wil6210_priv *wil);
916 void wil_enable_irq(struct wil6210_priv *wil);
917 void wil6210_mask_halp(struct wil6210_priv *wil);
918 
919 /* P2P */
920 bool wil_p2p_is_social_scan(struct cfg80211_scan_request *request);
921 void wil_p2p_discovery_timer_fn(struct timer_list *t);
922 int wil_p2p_search(struct wil6210_priv *wil,
923 		   struct cfg80211_scan_request *request);
924 int wil_p2p_listen(struct wil6210_priv *wil, struct wireless_dev *wdev,
925 		   unsigned int duration, struct ieee80211_channel *chan,
926 		   u64 *cookie);
927 u8 wil_p2p_stop_discovery(struct wil6210_priv *wil);
928 int wil_p2p_cancel_listen(struct wil6210_priv *wil, u64 cookie);
929 void wil_p2p_listen_expired(struct work_struct *work);
930 void wil_p2p_search_expired(struct work_struct *work);
931 void wil_p2p_stop_radio_operations(struct wil6210_priv *wil);
932 void wil_p2p_delayed_listen_work(struct work_struct *work);
933 
934 /* WMI for P2P */
935 int wmi_p2p_cfg(struct wil6210_priv *wil, int channel, int bi);
936 int wmi_start_listen(struct wil6210_priv *wil);
937 int wmi_start_search(struct wil6210_priv *wil);
938 int wmi_stop_discovery(struct wil6210_priv *wil);
939 
940 int wil_cfg80211_mgmt_tx(struct wiphy *wiphy, struct wireless_dev *wdev,
941 			 struct cfg80211_mgmt_tx_params *params,
942 			 u64 *cookie);
943 
944 #if defined(CONFIG_WIL6210_DEBUGFS)
945 int wil6210_debugfs_init(struct wil6210_priv *wil);
946 void wil6210_debugfs_remove(struct wil6210_priv *wil);
947 #else
948 static inline int wil6210_debugfs_init(struct wil6210_priv *wil) { return 0; }
949 static inline void wil6210_debugfs_remove(struct wil6210_priv *wil) {}
950 #endif
951 
952 int wil_cid_fill_sinfo(struct wil6210_priv *wil, int cid,
953 		       struct station_info *sinfo);
954 
955 struct wireless_dev *wil_cfg80211_init(struct device *dev);
956 void wil_wdev_free(struct wil6210_priv *wil);
957 void wil_p2p_wdev_free(struct wil6210_priv *wil);
958 
959 int wmi_set_mac_address(struct wil6210_priv *wil, void *addr);
960 int wmi_pcp_start(struct wil6210_priv *wil, int bi, u8 wmi_nettype,
961 		  u8 chan, u8 hidden_ssid, u8 is_go);
962 int wmi_pcp_stop(struct wil6210_priv *wil);
963 int wmi_led_cfg(struct wil6210_priv *wil, bool enable);
964 int wmi_abort_scan(struct wil6210_priv *wil);
965 void wil_abort_scan(struct wil6210_priv *wil, bool sync);
966 void wil6210_bus_request(struct wil6210_priv *wil, u32 kbps);
967 void wil6210_disconnect(struct wil6210_priv *wil, const u8 *bssid,
968 			u16 reason_code, bool from_event);
969 void wil_probe_client_flush(struct wil6210_priv *wil);
970 void wil_probe_client_worker(struct work_struct *work);
971 
972 int wil_rx_init(struct wil6210_priv *wil, u16 size);
973 void wil_rx_fini(struct wil6210_priv *wil);
974 
975 /* TX API */
976 int wil_vring_init_tx(struct wil6210_priv *wil, int id, int size,
977 		      int cid, int tid);
978 void wil_vring_fini_tx(struct wil6210_priv *wil, int id);
979 int wil_tx_init(struct wil6210_priv *wil, int cid);
980 int wil_vring_init_bcast(struct wil6210_priv *wil, int id, int size);
981 int wil_bcast_init(struct wil6210_priv *wil);
982 void wil_bcast_fini(struct wil6210_priv *wil);
983 
984 void wil_update_net_queues(struct wil6210_priv *wil, struct vring *vring,
985 			   bool should_stop);
986 void wil_update_net_queues_bh(struct wil6210_priv *wil, struct vring *vring,
987 			      bool check_stop);
988 netdev_tx_t wil_start_xmit(struct sk_buff *skb, struct net_device *ndev);
989 int wil_tx_complete(struct wil6210_priv *wil, int ringid);
990 void wil6210_unmask_irq_tx(struct wil6210_priv *wil);
991 
992 /* RX API */
993 void wil_rx_handle(struct wil6210_priv *wil, int *quota);
994 void wil6210_unmask_irq_rx(struct wil6210_priv *wil);
995 
996 int wil_iftype_nl2wmi(enum nl80211_iftype type);
997 
998 int wil_request_firmware(struct wil6210_priv *wil, const char *name,
999 			 bool load);
1000 bool wil_fw_verify_file_exists(struct wil6210_priv *wil, const char *name);
1001 
1002 int wil_can_suspend(struct wil6210_priv *wil, bool is_runtime);
1003 int wil_suspend(struct wil6210_priv *wil, bool is_runtime);
1004 int wil_resume(struct wil6210_priv *wil, bool is_runtime);
1005 bool wil_is_wmi_idle(struct wil6210_priv *wil);
1006 int wmi_resume(struct wil6210_priv *wil);
1007 int wmi_suspend(struct wil6210_priv *wil);
1008 bool wil_is_tx_idle(struct wil6210_priv *wil);
1009 bool wil_is_rx_idle(struct wil6210_priv *wil);
1010 
1011 int wil_fw_copy_crash_dump(struct wil6210_priv *wil, void *dest, u32 size);
1012 void wil_fw_core_dump(struct wil6210_priv *wil);
1013 
1014 void wil_halp_vote(struct wil6210_priv *wil);
1015 void wil_halp_unvote(struct wil6210_priv *wil);
1016 void wil6210_set_halp(struct wil6210_priv *wil);
1017 void wil6210_clear_halp(struct wil6210_priv *wil);
1018 
1019 #endif /* __WIL6210_H__ */
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