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 u32 vring_idle_trsh;
34 extern bool rx_align_2;
35 extern bool rx_large_buf;
36 extern bool debug_fw;
37 extern bool disable_ap_sme;
38 
39 #define WIL_NAME "wil6210"
40 #define WIL_FW_NAME_DEFAULT "wil6210.fw" /* code Sparrow B0 */
41 #define WIL_FW_NAME_SPARROW_PLUS "wil6210_sparrow_plus.fw" /* code Sparrow D0 */
42 #define WIL_BOARD_FILE_NAME "wil6210.brd" /* board & radio parameters */
43 
44 #define WIL_DEFAULT_BUS_REQUEST_KBPS 128000 /* ~1Gbps */
45 #define WIL_MAX_BUS_REQUEST_KBPS 800000 /* ~6.1Gbps */
46 
47 /**
48  * extract bits [@b0:@b1] (inclusive) from the value @x
49  * it should be @b0 <= @b1, or result is incorrect
50  */
51 static inline u32 WIL_GET_BITS(u32 x, int b0, int b1)
52 {
53 	return (x >> b0) & ((1 << (b1 - b0 + 1)) - 1);
54 }
55 
56 #define WIL6210_MEM_SIZE (2*1024*1024UL)
57 
58 #define WIL_TX_Q_LEN_DEFAULT		(4000)
59 #define WIL_RX_RING_SIZE_ORDER_DEFAULT	(10)
60 #define WIL_TX_RING_SIZE_ORDER_DEFAULT	(12)
61 #define WIL_BCAST_RING_SIZE_ORDER_DEFAULT	(7)
62 #define WIL_BCAST_MCS0_LIMIT		(1024) /* limit for MCS0 frame size */
63 /* limit ring size in range [32..32k] */
64 #define WIL_RING_SIZE_ORDER_MIN	(5)
65 #define WIL_RING_SIZE_ORDER_MAX	(15)
66 #define WIL6210_MAX_TX_RINGS	(24) /* HW limit */
67 #define WIL6210_MAX_CID		(8) /* HW limit */
68 #define WIL6210_NAPI_BUDGET	(16) /* arbitrary */
69 #define WIL_MAX_AMPDU_SIZE	(64 * 1024) /* FW/HW limit */
70 #define WIL_MAX_AGG_WSIZE	(32) /* FW/HW limit */
71 /* Hardware offload block adds the following:
72  * 26 bytes - 3-address QoS data header
73  *  8 bytes - IV + EIV (for GCMP)
74  *  8 bytes - SNAP
75  * 16 bytes - MIC (for GCMP)
76  *  4 bytes - CRC
77  */
78 #define WIL_MAX_MPDU_OVERHEAD	(62)
79 
80 /* Calculate MAC buffer size for the firmware. It includes all overhead,
81  * as it will go over the air, and need to be 8 byte aligned
82  */
83 static inline u32 wil_mtu2macbuf(u32 mtu)
84 {
85 	return ALIGN(mtu + WIL_MAX_MPDU_OVERHEAD, 8);
86 }
87 
88 /* MTU for Ethernet need to take into account 8-byte SNAP header
89  * to be added when encapsulating Ethernet frame into 802.11
90  */
91 #define WIL_MAX_ETH_MTU		(IEEE80211_MAX_DATA_LEN_DMG - 8)
92 /* Max supported by wil6210 value for interrupt threshold is 5sec. */
93 #define WIL6210_ITR_TRSH_MAX (5000000)
94 #define WIL6210_ITR_TX_INTERFRAME_TIMEOUT_DEFAULT (13) /* usec */
95 #define WIL6210_ITR_RX_INTERFRAME_TIMEOUT_DEFAULT (13) /* usec */
96 #define WIL6210_ITR_TX_MAX_BURST_DURATION_DEFAULT (500) /* usec */
97 #define WIL6210_ITR_RX_MAX_BURST_DURATION_DEFAULT (500) /* usec */
98 #define WIL6210_FW_RECOVERY_RETRIES	(5) /* try to recover this many times */
99 #define WIL6210_FW_RECOVERY_TO	msecs_to_jiffies(5000)
100 #define WIL6210_SCAN_TO		msecs_to_jiffies(10000)
101 #define WIL6210_DISCONNECT_TO_MS (2000)
102 #define WIL6210_RX_HIGH_TRSH_INIT		(0)
103 #define WIL6210_RX_HIGH_TRSH_DEFAULT \
104 				(1 << (WIL_RX_RING_SIZE_ORDER_DEFAULT - 3))
105 #define WIL_MAX_DMG_AID 254 /* for DMG only 1-254 allowed (see
106 			     * 802.11REVmc/D5.0, section 9.4.1.8)
107 			     */
108 /* Hardware definitions begin */
109 
110 /*
111  * Mapping
112  * RGF File      | Host addr    |  FW addr
113  *               |              |
114  * user_rgf      | 0x000000     | 0x880000
115  *  dma_rgf      | 0x001000     | 0x881000
116  * pcie_rgf      | 0x002000     | 0x882000
117  *               |              |
118  */
119 
120 /* Where various structures placed in host address space */
121 #define WIL6210_FW_HOST_OFF      (0x880000UL)
122 
123 #define HOSTADDR(fwaddr)        (fwaddr - WIL6210_FW_HOST_OFF)
124 
125 /*
126  * Interrupt control registers block
127  *
128  * each interrupt controlled by the same bit in all registers
129  */
130 struct RGF_ICR {
131 	u32 ICC; /* Cause Control, RW: 0 - W1C, 1 - COR */
132 	u32 ICR; /* Cause, W1C/COR depending on ICC */
133 	u32 ICM; /* Cause masked (ICR & ~IMV), W1C/COR depending on ICC */
134 	u32 ICS; /* Cause Set, WO */
135 	u32 IMV; /* Mask, RW+S/C */
136 	u32 IMS; /* Mask Set, write 1 to set */
137 	u32 IMC; /* Mask Clear, write 1 to clear */
138 } __packed;
139 
140 /* registers - FW addresses */
141 #define RGF_USER_USAGE_1		(0x880004)
142 #define RGF_USER_USAGE_6		(0x880018)
143 	#define BIT_USER_OOB_MODE		BIT(31)
144 	#define BIT_USER_OOB_R2_MODE		BIT(30)
145 #define RGF_USER_HW_MACHINE_STATE	(0x8801dc)
146 	#define HW_MACHINE_BOOT_DONE	(0x3fffffd)
147 #define RGF_USER_USER_CPU_0		(0x8801e0)
148 	#define BIT_USER_USER_CPU_MAN_RST	BIT(1) /* user_cpu_man_rst */
149 #define RGF_USER_MAC_CPU_0		(0x8801fc)
150 	#define BIT_USER_MAC_CPU_MAN_RST	BIT(1) /* mac_cpu_man_rst */
151 #define RGF_USER_USER_SCRATCH_PAD	(0x8802bc)
152 #define RGF_USER_BL			(0x880A3C) /* Boot Loader */
153 #define RGF_USER_FW_REV_ID		(0x880a8c) /* chip revision */
154 #define RGF_USER_CLKS_CTL_0		(0x880abc)
155 	#define BIT_USER_CLKS_CAR_AHB_SW_SEL	BIT(1) /* ref clk/PLL */
156 	#define BIT_USER_CLKS_RST_PWGD	BIT(11) /* reset on "power good" */
157 #define RGF_USER_CLKS_CTL_SW_RST_VEC_0	(0x880b04)
158 #define RGF_USER_CLKS_CTL_SW_RST_VEC_1	(0x880b08)
159 #define RGF_USER_CLKS_CTL_SW_RST_VEC_2	(0x880b0c)
160 #define RGF_USER_CLKS_CTL_SW_RST_VEC_3	(0x880b10)
161 #define RGF_USER_CLKS_CTL_SW_RST_MASK_0	(0x880b14)
162 	#define BIT_HPAL_PERST_FROM_PAD	BIT(6)
163 	#define BIT_CAR_PERST_RST	BIT(7)
164 #define RGF_USER_USER_ICR		(0x880b4c) /* struct RGF_ICR */
165 	#define BIT_USER_USER_ICR_SW_INT_2	BIT(18)
166 #define RGF_USER_CLKS_CTL_EXT_SW_RST_VEC_0	(0x880c18)
167 #define RGF_USER_CLKS_CTL_EXT_SW_RST_VEC_1	(0x880c2c)
168 #define RGF_USER_SPARROW_M_4			(0x880c50) /* Sparrow */
169 	#define BIT_SPARROW_M_4_SEL_SLEEP_OR_REF	BIT(2)
170 
171 #define RGF_DMA_EP_TX_ICR		(0x881bb4) /* struct RGF_ICR */
172 	#define BIT_DMA_EP_TX_ICR_TX_DONE	BIT(0)
173 	#define BIT_DMA_EP_TX_ICR_TX_DONE_N(n)	BIT(n+1) /* n = [0..23] */
174 #define RGF_DMA_EP_RX_ICR		(0x881bd0) /* struct RGF_ICR */
175 	#define BIT_DMA_EP_RX_ICR_RX_DONE	BIT(0)
176 	#define BIT_DMA_EP_RX_ICR_RX_HTRSH	BIT(1)
177 #define RGF_DMA_EP_MISC_ICR		(0x881bec) /* struct RGF_ICR */
178 	#define BIT_DMA_EP_MISC_ICR_RX_HTRSH	BIT(0)
179 	#define BIT_DMA_EP_MISC_ICR_TX_NO_ACT	BIT(1)
180 	#define BIT_DMA_EP_MISC_ICR_HALP	BIT(27)
181 	#define BIT_DMA_EP_MISC_ICR_FW_INT(n)	BIT(28+n) /* n = [0..3] */
182 
183 /* Legacy interrupt moderation control (before Sparrow v2)*/
184 #define RGF_DMA_ITR_CNT_TRSH		(0x881c5c)
185 #define RGF_DMA_ITR_CNT_DATA		(0x881c60)
186 #define RGF_DMA_ITR_CNT_CRL		(0x881c64)
187 	#define BIT_DMA_ITR_CNT_CRL_EN		BIT(0)
188 	#define BIT_DMA_ITR_CNT_CRL_EXT_TICK	BIT(1)
189 	#define BIT_DMA_ITR_CNT_CRL_FOREVER	BIT(2)
190 	#define BIT_DMA_ITR_CNT_CRL_CLR		BIT(3)
191 	#define BIT_DMA_ITR_CNT_CRL_REACH_TRSH	BIT(4)
192 
193 /* Offload control (Sparrow B0+) */
194 #define RGF_DMA_OFUL_NID_0		(0x881cd4)
195 	#define BIT_DMA_OFUL_NID_0_RX_EXT_TR_EN		BIT(0)
196 	#define BIT_DMA_OFUL_NID_0_TX_EXT_TR_EN		BIT(1)
197 	#define BIT_DMA_OFUL_NID_0_RX_EXT_A3_SRC	BIT(2)
198 	#define BIT_DMA_OFUL_NID_0_TX_EXT_A3_SRC	BIT(3)
199 
200 /* New (sparrow v2+) interrupt moderation control */
201 #define RGF_DMA_ITR_TX_DESQ_NO_MOD		(0x881d40)
202 #define RGF_DMA_ITR_TX_CNT_TRSH			(0x881d34)
203 #define RGF_DMA_ITR_TX_CNT_DATA			(0x881d38)
204 #define RGF_DMA_ITR_TX_CNT_CTL			(0x881d3c)
205 	#define BIT_DMA_ITR_TX_CNT_CTL_EN		BIT(0)
206 	#define BIT_DMA_ITR_TX_CNT_CTL_EXT_TIC_SEL	BIT(1)
207 	#define BIT_DMA_ITR_TX_CNT_CTL_FOREVER		BIT(2)
208 	#define BIT_DMA_ITR_TX_CNT_CTL_CLR		BIT(3)
209 	#define BIT_DMA_ITR_TX_CNT_CTL_REACHED_TRESH	BIT(4)
210 	#define BIT_DMA_ITR_TX_CNT_CTL_CROSS_EN		BIT(5)
211 	#define BIT_DMA_ITR_TX_CNT_CTL_FREE_RUNNIG	BIT(6)
212 #define RGF_DMA_ITR_TX_IDL_CNT_TRSH			(0x881d60)
213 #define RGF_DMA_ITR_TX_IDL_CNT_DATA			(0x881d64)
214 #define RGF_DMA_ITR_TX_IDL_CNT_CTL			(0x881d68)
215 	#define BIT_DMA_ITR_TX_IDL_CNT_CTL_EN			BIT(0)
216 	#define BIT_DMA_ITR_TX_IDL_CNT_CTL_EXT_TIC_SEL		BIT(1)
217 	#define BIT_DMA_ITR_TX_IDL_CNT_CTL_FOREVER		BIT(2)
218 	#define BIT_DMA_ITR_TX_IDL_CNT_CTL_CLR			BIT(3)
219 	#define BIT_DMA_ITR_TX_IDL_CNT_CTL_REACHED_TRESH	BIT(4)
220 #define RGF_DMA_ITR_RX_DESQ_NO_MOD		(0x881d50)
221 #define RGF_DMA_ITR_RX_CNT_TRSH			(0x881d44)
222 #define RGF_DMA_ITR_RX_CNT_DATA			(0x881d48)
223 #define RGF_DMA_ITR_RX_CNT_CTL			(0x881d4c)
224 	#define BIT_DMA_ITR_RX_CNT_CTL_EN		BIT(0)
225 	#define BIT_DMA_ITR_RX_CNT_CTL_EXT_TIC_SEL	BIT(1)
226 	#define BIT_DMA_ITR_RX_CNT_CTL_FOREVER		BIT(2)
227 	#define BIT_DMA_ITR_RX_CNT_CTL_CLR		BIT(3)
228 	#define BIT_DMA_ITR_RX_CNT_CTL_REACHED_TRESH	BIT(4)
229 	#define BIT_DMA_ITR_RX_CNT_CTL_CROSS_EN		BIT(5)
230 	#define BIT_DMA_ITR_RX_CNT_CTL_FREE_RUNNIG	BIT(6)
231 #define RGF_DMA_ITR_RX_IDL_CNT_TRSH			(0x881d54)
232 #define RGF_DMA_ITR_RX_IDL_CNT_DATA			(0x881d58)
233 #define RGF_DMA_ITR_RX_IDL_CNT_CTL			(0x881d5c)
234 	#define BIT_DMA_ITR_RX_IDL_CNT_CTL_EN			BIT(0)
235 	#define BIT_DMA_ITR_RX_IDL_CNT_CTL_EXT_TIC_SEL		BIT(1)
236 	#define BIT_DMA_ITR_RX_IDL_CNT_CTL_FOREVER		BIT(2)
237 	#define BIT_DMA_ITR_RX_IDL_CNT_CTL_CLR			BIT(3)
238 	#define BIT_DMA_ITR_RX_IDL_CNT_CTL_REACHED_TRESH	BIT(4)
239 
240 #define RGF_DMA_PSEUDO_CAUSE		(0x881c68)
241 #define RGF_DMA_PSEUDO_CAUSE_MASK_SW	(0x881c6c)
242 #define RGF_DMA_PSEUDO_CAUSE_MASK_FW	(0x881c70)
243 	#define BIT_DMA_PSEUDO_CAUSE_RX		BIT(0)
244 	#define BIT_DMA_PSEUDO_CAUSE_TX		BIT(1)
245 	#define BIT_DMA_PSEUDO_CAUSE_MISC	BIT(2)
246 
247 #define RGF_HP_CTRL			(0x88265c)
248 #define RGF_PCIE_LOS_COUNTER_CTL	(0x882dc4)
249 
250 /* MAC timer, usec, for packet lifetime */
251 #define RGF_MAC_MTRL_COUNTER_0		(0x886aa8)
252 
253 #define RGF_CAF_ICR			(0x88946c) /* struct RGF_ICR */
254 #define RGF_CAF_OSC_CONTROL		(0x88afa4)
255 	#define BIT_CAF_OSC_XTAL_EN		BIT(0)
256 #define RGF_CAF_PLL_LOCK_STATUS		(0x88afec)
257 	#define BIT_CAF_OSC_DIG_XTAL_STABLE	BIT(0)
258 
259 #define RGF_USER_JTAG_DEV_ID	(0x880b34) /* device ID */
260 	#define JTAG_DEV_ID_SPARROW	(0x2632072f)
261 
262 #define RGF_USER_REVISION_ID		(0x88afe4)
263 #define RGF_USER_REVISION_ID_MASK	(3)
264 	#define REVISION_ID_SPARROW_B0	(0x0)
265 	#define REVISION_ID_SPARROW_D0	(0x3)
266 
267 /* crash codes for FW/Ucode stored here */
268 #define RGF_FW_ASSERT_CODE		(0x91f020)
269 #define RGF_UCODE_ASSERT_CODE		(0x91f028)
270 
271 enum {
272 	HW_VER_UNKNOWN,
273 	HW_VER_SPARROW_B0, /* REVISION_ID_SPARROW_B0 */
274 	HW_VER_SPARROW_D0, /* REVISION_ID_SPARROW_D0 */
275 };
276 
277 /* popular locations */
278 #define RGF_MBOX   RGF_USER_USER_SCRATCH_PAD
279 #define HOST_MBOX   HOSTADDR(RGF_MBOX)
280 #define SW_INT_MBOX BIT_USER_USER_ICR_SW_INT_2
281 
282 /* ISR register bits */
283 #define ISR_MISC_FW_READY	BIT_DMA_EP_MISC_ICR_FW_INT(0)
284 #define ISR_MISC_MBOX_EVT	BIT_DMA_EP_MISC_ICR_FW_INT(1)
285 #define ISR_MISC_FW_ERROR	BIT_DMA_EP_MISC_ICR_FW_INT(3)
286 
287 /* Hardware definitions end */
288 struct fw_map {
289 	u32 from; /* linker address - from, inclusive */
290 	u32 to;   /* linker address - to, exclusive */
291 	u32 host; /* PCI/Host address - BAR0 + 0x880000 */
292 	const char *name; /* for debugfs */
293 	bool fw; /* true if FW mapping, false if UCODE mapping */
294 };
295 
296 /* array size should be in sync with actual definition in the wmi.c */
297 extern const struct fw_map fw_mapping[10];
298 
299 /**
300  * mk_cidxtid - construct @cidxtid field
301  * @cid: CID value
302  * @tid: TID value
303  *
304  * @cidxtid field encoded as bits 0..3 - CID; 4..7 - TID
305  */
306 static inline u8 mk_cidxtid(u8 cid, u8 tid)
307 {
308 	return ((tid & 0xf) << 4) | (cid & 0xf);
309 }
310 
311 /**
312  * parse_cidxtid - parse @cidxtid field
313  * @cid: store CID value here
314  * @tid: store TID value here
315  *
316  * @cidxtid field encoded as bits 0..3 - CID; 4..7 - TID
317  */
318 static inline void parse_cidxtid(u8 cidxtid, u8 *cid, u8 *tid)
319 {
320 	*cid = cidxtid & 0xf;
321 	*tid = (cidxtid >> 4) & 0xf;
322 }
323 
324 struct wil6210_mbox_ring {
325 	u32 base;
326 	u16 entry_size; /* max. size of mbox entry, incl. all headers */
327 	u16 size;
328 	u32 tail;
329 	u32 head;
330 } __packed;
331 
332 struct wil6210_mbox_ring_desc {
333 	__le32 sync;
334 	__le32 addr;
335 } __packed;
336 
337 /* at HOST_OFF_WIL6210_MBOX_CTL */
338 struct wil6210_mbox_ctl {
339 	struct wil6210_mbox_ring tx;
340 	struct wil6210_mbox_ring rx;
341 } __packed;
342 
343 struct wil6210_mbox_hdr {
344 	__le16 seq;
345 	__le16 len; /* payload, bytes after this header */
346 	__le16 type;
347 	u8 flags;
348 	u8 reserved;
349 } __packed;
350 
351 #define WIL_MBOX_HDR_TYPE_WMI (0)
352 
353 /* max. value for wil6210_mbox_hdr.len */
354 #define MAX_MBOXITEM_SIZE   (240)
355 
356 struct pending_wmi_event {
357 	struct list_head list;
358 	struct {
359 		struct wil6210_mbox_hdr hdr;
360 		struct wmi_cmd_hdr wmi;
361 		u8 data[0];
362 	} __packed event;
363 };
364 
365 enum { /* for wil_ctx.mapped_as */
366 	wil_mapped_as_none = 0,
367 	wil_mapped_as_single = 1,
368 	wil_mapped_as_page = 2,
369 };
370 
371 /**
372  * struct wil_ctx - software context for Vring descriptor
373  */
374 struct wil_ctx {
375 	struct sk_buff *skb;
376 	u8 nr_frags;
377 	u8 mapped_as;
378 };
379 
380 union vring_desc;
381 
382 struct vring {
383 	dma_addr_t pa;
384 	volatile union vring_desc *va; /* vring_desc[size], WriteBack by DMA */
385 	u16 size; /* number of vring_desc elements */
386 	u32 swtail;
387 	u32 swhead;
388 	u32 hwtail; /* write here to inform hw */
389 	struct wil_ctx *ctx; /* ctx[size] - software context */
390 };
391 
392 /**
393  * Additional data for Tx Vring
394  */
395 struct vring_tx_data {
396 	bool dot1x_open;
397 	int enabled;
398 	cycles_t idle, last_idle, begin;
399 	u8 agg_wsize; /* agreed aggregation window, 0 - no agg */
400 	u16 agg_timeout;
401 	u8 agg_amsdu;
402 	bool addba_in_progress; /* if set, agg_xxx is for request in progress */
403 	spinlock_t lock;
404 };
405 
406 enum { /* for wil6210_priv.status */
407 	wil_status_fwready = 0, /* FW operational */
408 	wil_status_fwconnecting,
409 	wil_status_fwconnected,
410 	wil_status_dontscan,
411 	wil_status_mbox_ready, /* MBOX structures ready */
412 	wil_status_irqen, /* FIXME: interrupts enabled - for debug */
413 	wil_status_napi_en, /* NAPI enabled protected by wil->mutex */
414 	wil_status_resetting, /* reset in progress */
415 	wil_status_suspended, /* suspend completed, device is suspended */
416 	wil_status_last /* keep last */
417 };
418 
419 struct pci_dev;
420 
421 /**
422  * struct tid_ampdu_rx - TID aggregation information (Rx).
423  *
424  * @reorder_buf: buffer to reorder incoming aggregated MPDUs
425  * @reorder_time: jiffies when skb was added
426  * @session_timer: check if peer keeps Tx-ing on the TID (by timeout value)
427  * @reorder_timer: releases expired frames from the reorder buffer.
428  * @last_rx: jiffies of last rx activity
429  * @head_seq_num: head sequence number in reordering buffer.
430  * @stored_mpdu_num: number of MPDUs in reordering buffer
431  * @ssn: Starting Sequence Number expected to be aggregated.
432  * @buf_size: buffer size for incoming A-MPDUs
433  * @timeout: reset timer value (in TUs).
434  * @ssn_last_drop: SSN of the last dropped frame
435  * @total: total number of processed incoming frames
436  * @drop_dup: duplicate frames dropped for this reorder buffer
437  * @drop_old: old frames dropped for this reorder buffer
438  * @dialog_token: dialog token for aggregation session
439  * @first_time: true when this buffer used 1-st time
440  */
441 struct wil_tid_ampdu_rx {
442 	struct sk_buff **reorder_buf;
443 	unsigned long *reorder_time;
444 	struct timer_list session_timer;
445 	struct timer_list reorder_timer;
446 	unsigned long last_rx;
447 	u16 head_seq_num;
448 	u16 stored_mpdu_num;
449 	u16 ssn;
450 	u16 buf_size;
451 	u16 timeout;
452 	u16 ssn_last_drop;
453 	unsigned long long total; /* frames processed */
454 	unsigned long long drop_dup;
455 	unsigned long long drop_old;
456 	u8 dialog_token;
457 	bool first_time; /* is it 1-st time this buffer used? */
458 };
459 
460 /**
461  * struct wil_tid_crypto_rx_single - TID crypto information (Rx).
462  *
463  * @pn: GCMP PN for the session
464  * @key_set: valid key present
465  */
466 struct wil_tid_crypto_rx_single {
467 	u8 pn[IEEE80211_GCMP_PN_LEN];
468 	bool key_set;
469 };
470 
471 struct wil_tid_crypto_rx {
472 	struct wil_tid_crypto_rx_single key_id[4];
473 };
474 
475 struct wil_p2p_info {
476 	struct ieee80211_channel listen_chan;
477 	u8 discovery_started;
478 	u8 p2p_dev_started;
479 	u64 cookie;
480 	struct wireless_dev *pending_listen_wdev;
481 	unsigned int listen_duration;
482 	struct timer_list discovery_timer; /* listen/search duration */
483 	struct work_struct discovery_expired_work; /* listen/search expire */
484 	struct work_struct delayed_listen_work; /* listen after scan done */
485 };
486 
487 enum wil_sta_status {
488 	wil_sta_unused = 0,
489 	wil_sta_conn_pending = 1,
490 	wil_sta_connected = 2,
491 };
492 
493 #define WIL_STA_TID_NUM (16)
494 #define WIL_MCS_MAX (12) /* Maximum MCS supported */
495 
496 struct wil_net_stats {
497 	unsigned long	rx_packets;
498 	unsigned long	tx_packets;
499 	unsigned long	rx_bytes;
500 	unsigned long	tx_bytes;
501 	unsigned long	tx_errors;
502 	unsigned long	rx_dropped;
503 	unsigned long	rx_non_data_frame;
504 	unsigned long	rx_short_frame;
505 	unsigned long	rx_large_frame;
506 	unsigned long	rx_replay;
507 	u16 last_mcs_rx;
508 	u64 rx_per_mcs[WIL_MCS_MAX + 1];
509 };
510 
511 /**
512  * struct wil_sta_info - data for peer
513  *
514  * Peer identified by its CID (connection ID)
515  * NIC performs beam forming for each peer;
516  * if no beam forming done, frame exchange is not
517  * possible.
518  */
519 struct wil_sta_info {
520 	u8 addr[ETH_ALEN];
521 	enum wil_sta_status status;
522 	struct wil_net_stats stats;
523 	/* Rx BACK */
524 	struct wil_tid_ampdu_rx *tid_rx[WIL_STA_TID_NUM];
525 	spinlock_t tid_rx_lock; /* guarding tid_rx array */
526 	unsigned long tid_rx_timer_expired[BITS_TO_LONGS(WIL_STA_TID_NUM)];
527 	unsigned long tid_rx_stop_requested[BITS_TO_LONGS(WIL_STA_TID_NUM)];
528 	struct wil_tid_crypto_rx tid_crypto_rx[WIL_STA_TID_NUM];
529 	struct wil_tid_crypto_rx group_crypto_rx;
530 	u8 aid; /* 1-254; 0 if unknown/not reported */
531 };
532 
533 enum {
534 	fw_recovery_idle = 0,
535 	fw_recovery_pending = 1,
536 	fw_recovery_running = 2,
537 };
538 
539 enum {
540 	hw_capability_last
541 };
542 
543 struct wil_probe_client_req {
544 	struct list_head list;
545 	u64 cookie;
546 	u8 cid;
547 };
548 
549 struct pmc_ctx {
550 	/* alloc, free, and read operations must own the lock */
551 	struct mutex		lock;
552 	struct vring_tx_desc	*pring_va;
553 	dma_addr_t		pring_pa;
554 	struct desc_alloc_info  *descriptors;
555 	int			last_cmd_status;
556 	int			num_descriptors;
557 	int			descriptor_size;
558 };
559 
560 struct wil_halp {
561 	struct mutex		lock; /* protect halp ref_cnt */
562 	unsigned int		ref_cnt;
563 	struct completion	comp;
564 };
565 
566 struct wil_blob_wrapper {
567 	struct wil6210_priv *wil;
568 	struct debugfs_blob_wrapper blob;
569 };
570 
571 #define WIL_LED_MAX_ID			(2)
572 #define WIL_LED_INVALID_ID		(0xF)
573 #define WIL_LED_BLINK_ON_SLOW_MS	(300)
574 #define WIL_LED_BLINK_OFF_SLOW_MS	(300)
575 #define WIL_LED_BLINK_ON_MED_MS		(200)
576 #define WIL_LED_BLINK_OFF_MED_MS	(200)
577 #define WIL_LED_BLINK_ON_FAST_MS	(100)
578 #define WIL_LED_BLINK_OFF_FAST_MS	(100)
579 enum {
580 	WIL_LED_TIME_SLOW = 0,
581 	WIL_LED_TIME_MED,
582 	WIL_LED_TIME_FAST,
583 	WIL_LED_TIME_LAST,
584 };
585 
586 struct blink_on_off_time {
587 	u32 on_ms;
588 	u32 off_ms;
589 };
590 
591 extern struct blink_on_off_time led_blink_time[WIL_LED_TIME_LAST];
592 extern u8 led_id;
593 extern u8 led_polarity;
594 
595 struct wil6210_priv {
596 	struct pci_dev *pdev;
597 	struct wireless_dev *wdev;
598 	void __iomem *csr;
599 	DECLARE_BITMAP(status, wil_status_last);
600 	u8 fw_version[ETHTOOL_FWVERS_LEN];
601 	u32 hw_version;
602 	u8 chip_revision;
603 	const char *hw_name;
604 	const char *wil_fw_name;
605 	DECLARE_BITMAP(hw_capabilities, hw_capability_last);
606 	DECLARE_BITMAP(fw_capabilities, WMI_FW_CAPABILITY_MAX);
607 	u8 n_mids; /* number of additional MIDs as reported by FW */
608 	u32 recovery_count; /* num of FW recovery attempts in a short time */
609 	u32 recovery_state; /* FW recovery state machine */
610 	unsigned long last_fw_recovery; /* jiffies of last fw recovery */
611 	wait_queue_head_t wq; /* for all wait_event() use */
612 	/* profile */
613 	u32 monitor_flags;
614 	u32 privacy; /* secure connection? */
615 	u8 hidden_ssid; /* relevant in AP mode */
616 	u16 channel; /* relevant in AP mode */
617 	int sinfo_gen;
618 	u32 ap_isolate; /* no intra-BSS communication */
619 	struct cfg80211_bss *bss; /* connected bss, relevant in STA mode */
620 	int locally_generated_disc; /* relevant in STA mode */
621 	/* interrupt moderation */
622 	u32 tx_max_burst_duration;
623 	u32 tx_interframe_timeout;
624 	u32 rx_max_burst_duration;
625 	u32 rx_interframe_timeout;
626 	/* cached ISR registers */
627 	u32 isr_misc;
628 	/* mailbox related */
629 	struct mutex wmi_mutex;
630 	struct wil6210_mbox_ctl mbox_ctl;
631 	struct completion wmi_ready;
632 	struct completion wmi_call;
633 	u16 wmi_seq;
634 	u16 reply_id; /**< wait for this WMI event */
635 	void *reply_buf;
636 	u16 reply_size;
637 	struct workqueue_struct *wmi_wq; /* for deferred calls */
638 	struct work_struct wmi_event_worker;
639 	struct workqueue_struct *wq_service;
640 	struct work_struct disconnect_worker;
641 	struct work_struct fw_error_worker;	/* for FW error recovery */
642 	struct timer_list connect_timer;
643 	struct timer_list scan_timer; /* detect scan timeout */
644 	struct list_head pending_wmi_ev;
645 	/*
646 	 * protect pending_wmi_ev
647 	 * - fill in IRQ from wil6210_irq_misc,
648 	 * - consumed in thread by wmi_event_worker
649 	 */
650 	spinlock_t wmi_ev_lock;
651 	spinlock_t net_queue_lock; /* guarding stop/wake netif queue */
652 	int net_queue_stopped; /* netif_tx_stop_all_queues invoked */
653 	struct napi_struct napi_rx;
654 	struct napi_struct napi_tx;
655 	/* keep alive */
656 	struct list_head probe_client_pending;
657 	struct mutex probe_client_mutex; /* protect @probe_client_pending */
658 	struct work_struct probe_client_worker;
659 	/* DMA related */
660 	struct vring vring_rx;
661 	unsigned int rx_buf_len;
662 	struct vring vring_tx[WIL6210_MAX_TX_RINGS];
663 	struct vring_tx_data vring_tx_data[WIL6210_MAX_TX_RINGS];
664 	u8 vring2cid_tid[WIL6210_MAX_TX_RINGS][2]; /* [0] - CID, [1] - TID */
665 	struct wil_sta_info sta[WIL6210_MAX_CID];
666 	int bcast_vring;
667 	bool use_extended_dma_addr; /* indicates whether we are using 48 bits */
668 	/* scan */
669 	struct cfg80211_scan_request *scan_request;
670 
671 	struct mutex mutex; /* for wil6210_priv access in wil_{up|down} */
672 	/* statistics */
673 	atomic_t isr_count_rx, isr_count_tx;
674 	/* debugfs */
675 	struct dentry *debug;
676 	struct wil_blob_wrapper blobs[ARRAY_SIZE(fw_mapping)];
677 	u8 discovery_mode;
678 	u8 abft_len;
679 
680 	void *platform_handle;
681 	struct wil_platform_ops platform_ops;
682 
683 	struct pmc_ctx pmc;
684 
685 	bool pbss;
686 
687 	struct wil_p2p_info p2p;
688 
689 	/* P2P_DEVICE vif */
690 	struct wireless_dev *p2p_wdev;
691 	struct mutex p2p_wdev_mutex; /* protect @p2p_wdev and @scan_request */
692 	struct wireless_dev *radio_wdev;
693 
694 	/* High Access Latency Policy voting */
695 	struct wil_halp halp;
696 
697 	enum wmi_ps_profile_type ps_profile;
698 
699 #ifdef CONFIG_PM
700 #ifdef CONFIG_PM_SLEEP
701 	struct notifier_block pm_notify;
702 #endif /* CONFIG_PM_SLEEP */
703 #endif /* CONFIG_PM */
704 };
705 
706 #define wil_to_wiphy(i) (i->wdev->wiphy)
707 #define wil_to_dev(i) (wiphy_dev(wil_to_wiphy(i)))
708 #define wiphy_to_wil(w) (struct wil6210_priv *)(wiphy_priv(w))
709 #define wil_to_wdev(i) (i->wdev)
710 #define wdev_to_wil(w) (struct wil6210_priv *)(wdev_priv(w))
711 #define wil_to_ndev(i) (wil_to_wdev(i)->netdev)
712 #define ndev_to_wil(n) (wdev_to_wil(n->ieee80211_ptr))
713 
714 __printf(2, 3)
715 void wil_dbg_trace(struct wil6210_priv *wil, const char *fmt, ...);
716 __printf(2, 3)
717 void __wil_err(struct wil6210_priv *wil, const char *fmt, ...);
718 __printf(2, 3)
719 void __wil_err_ratelimited(struct wil6210_priv *wil, const char *fmt, ...);
720 __printf(2, 3)
721 void __wil_info(struct wil6210_priv *wil, const char *fmt, ...);
722 __printf(2, 3)
723 void wil_dbg_ratelimited(const struct wil6210_priv *wil, const char *fmt, ...);
724 #define wil_dbg(wil, fmt, arg...) do { \
725 	netdev_dbg(wil_to_ndev(wil), fmt, ##arg); \
726 	wil_dbg_trace(wil, fmt, ##arg); \
727 } while (0)
728 
729 #define wil_dbg_irq(wil, fmt, arg...) wil_dbg(wil, "DBG[ IRQ]" fmt, ##arg)
730 #define wil_dbg_txrx(wil, fmt, arg...) wil_dbg(wil, "DBG[TXRX]" fmt, ##arg)
731 #define wil_dbg_wmi(wil, fmt, arg...) wil_dbg(wil, "DBG[ WMI]" fmt, ##arg)
732 #define wil_dbg_misc(wil, fmt, arg...) wil_dbg(wil, "DBG[MISC]" fmt, ##arg)
733 #define wil_dbg_pm(wil, fmt, arg...) wil_dbg(wil, "DBG[ PM ]" fmt, ##arg)
734 #define wil_err(wil, fmt, arg...) __wil_err(wil, "%s: " fmt, __func__, ##arg)
735 #define wil_info(wil, fmt, arg...) __wil_info(wil, "%s: " fmt, __func__, ##arg)
736 #define wil_err_ratelimited(wil, fmt, arg...) \
737 	__wil_err_ratelimited(wil, "%s: " fmt, __func__, ##arg)
738 
739 /* target operations */
740 /* register read */
741 static inline u32 wil_r(struct wil6210_priv *wil, u32 reg)
742 {
743 	return readl(wil->csr + HOSTADDR(reg));
744 }
745 
746 /* register write. wmb() to make sure it is completed */
747 static inline void wil_w(struct wil6210_priv *wil, u32 reg, u32 val)
748 {
749 	writel(val, wil->csr + HOSTADDR(reg));
750 	wmb(); /* wait for write to propagate to the HW */
751 }
752 
753 /* register set = read, OR, write */
754 static inline void wil_s(struct wil6210_priv *wil, u32 reg, u32 val)
755 {
756 	wil_w(wil, reg, wil_r(wil, reg) | val);
757 }
758 
759 /* register clear = read, AND with inverted, write */
760 static inline void wil_c(struct wil6210_priv *wil, u32 reg, u32 val)
761 {
762 	wil_w(wil, reg, wil_r(wil, reg) & ~val);
763 }
764 
765 #if defined(CONFIG_DYNAMIC_DEBUG)
766 #define wil_hex_dump_txrx(prefix_str, prefix_type, rowsize,	\
767 			  groupsize, buf, len, ascii)		\
768 			  print_hex_dump_debug("DBG[TXRX]" prefix_str,\
769 					 prefix_type, rowsize,	\
770 					 groupsize, buf, len, ascii)
771 
772 #define wil_hex_dump_wmi(prefix_str, prefix_type, rowsize,	\
773 			 groupsize, buf, len, ascii)		\
774 			 print_hex_dump_debug("DBG[ WMI]" prefix_str,\
775 					prefix_type, rowsize,	\
776 					groupsize, buf, len, ascii)
777 
778 #define wil_hex_dump_misc(prefix_str, prefix_type, rowsize,	\
779 			  groupsize, buf, len, ascii)		\
780 			  print_hex_dump_debug("DBG[MISC]" prefix_str,\
781 					prefix_type, rowsize,	\
782 					groupsize, buf, len, ascii)
783 #else /* defined(CONFIG_DYNAMIC_DEBUG) */
784 static inline
785 void wil_hex_dump_txrx(const char *prefix_str, int prefix_type, int rowsize,
786 		       int groupsize, const void *buf, size_t len, bool ascii)
787 {
788 }
789 
790 static inline
791 void wil_hex_dump_wmi(const char *prefix_str, int prefix_type, int rowsize,
792 		      int groupsize, const void *buf, size_t len, bool ascii)
793 {
794 }
795 
796 static inline
797 void wil_hex_dump_misc(const char *prefix_str, int prefix_type, int rowsize,
798 		       int groupsize, const void *buf, size_t len, bool ascii)
799 {
800 }
801 #endif /* defined(CONFIG_DYNAMIC_DEBUG) */
802 
803 void wil_memcpy_fromio_32(void *dst, const volatile void __iomem *src,
804 			  size_t count);
805 void wil_memcpy_toio_32(volatile void __iomem *dst, const void *src,
806 			size_t count);
807 
808 void *wil_if_alloc(struct device *dev);
809 void wil_if_free(struct wil6210_priv *wil);
810 int wil_if_add(struct wil6210_priv *wil);
811 void wil_if_remove(struct wil6210_priv *wil);
812 int wil_priv_init(struct wil6210_priv *wil);
813 void wil_priv_deinit(struct wil6210_priv *wil);
814 int wil_ps_update(struct wil6210_priv *wil,
815 		  enum wmi_ps_profile_type ps_profile);
816 int wil_reset(struct wil6210_priv *wil, bool no_fw);
817 void wil_fw_error_recovery(struct wil6210_priv *wil);
818 void wil_set_recovery_state(struct wil6210_priv *wil, int state);
819 bool wil_is_recovery_blocked(struct wil6210_priv *wil);
820 int wil_up(struct wil6210_priv *wil);
821 int __wil_up(struct wil6210_priv *wil);
822 int wil_down(struct wil6210_priv *wil);
823 int __wil_down(struct wil6210_priv *wil);
824 void wil_mbox_ring_le2cpus(struct wil6210_mbox_ring *r);
825 int wil_find_cid(struct wil6210_priv *wil, const u8 *mac);
826 void wil_set_ethtoolops(struct net_device *ndev);
827 
828 void __iomem *wmi_buffer(struct wil6210_priv *wil, __le32 ptr);
829 void __iomem *wmi_addr(struct wil6210_priv *wil, u32 ptr);
830 int wmi_read_hdr(struct wil6210_priv *wil, __le32 ptr,
831 		 struct wil6210_mbox_hdr *hdr);
832 int wmi_send(struct wil6210_priv *wil, u16 cmdid, void *buf, u16 len);
833 void wmi_recv_cmd(struct wil6210_priv *wil);
834 int wmi_call(struct wil6210_priv *wil, u16 cmdid, void *buf, u16 len,
835 	     u16 reply_id, void *reply, u8 reply_size, int to_msec);
836 void wmi_event_worker(struct work_struct *work);
837 void wmi_event_flush(struct wil6210_priv *wil);
838 int wmi_set_ssid(struct wil6210_priv *wil, u8 ssid_len, const void *ssid);
839 int wmi_get_ssid(struct wil6210_priv *wil, u8 *ssid_len, void *ssid);
840 int wmi_set_channel(struct wil6210_priv *wil, int channel);
841 int wmi_get_channel(struct wil6210_priv *wil, int *channel);
842 int wmi_del_cipher_key(struct wil6210_priv *wil, u8 key_index,
843 		       const void *mac_addr, int key_usage);
844 int wmi_add_cipher_key(struct wil6210_priv *wil, u8 key_index,
845 		       const void *mac_addr, int key_len, const void *key,
846 		       int key_usage);
847 int wmi_echo(struct wil6210_priv *wil);
848 int wmi_set_ie(struct wil6210_priv *wil, u8 type, u16 ie_len, const void *ie);
849 int wmi_rx_chain_add(struct wil6210_priv *wil, struct vring *vring);
850 int wmi_rxon(struct wil6210_priv *wil, bool on);
851 int wmi_get_temperature(struct wil6210_priv *wil, u32 *t_m, u32 *t_r);
852 int wmi_disconnect_sta(struct wil6210_priv *wil, const u8 *mac,
853 		       u16 reason, bool full_disconnect, bool del_sta);
854 int wmi_addba(struct wil6210_priv *wil, u8 ringid, u8 size, u16 timeout);
855 int wmi_delba_tx(struct wil6210_priv *wil, u8 ringid, u16 reason);
856 int wmi_delba_rx(struct wil6210_priv *wil, u8 cidxtid, u16 reason);
857 int wmi_addba_rx_resp(struct wil6210_priv *wil, u8 cid, u8 tid, u8 token,
858 		      u16 status, bool amsdu, u16 agg_wsize, u16 timeout);
859 int wmi_ps_dev_profile_cfg(struct wil6210_priv *wil,
860 			   enum wmi_ps_profile_type ps_profile);
861 int wmi_set_mgmt_retry(struct wil6210_priv *wil, u8 retry_short);
862 int wmi_get_mgmt_retry(struct wil6210_priv *wil, u8 *retry_short);
863 int wmi_new_sta(struct wil6210_priv *wil, const u8 *mac, u8 aid);
864 int wil_addba_rx_request(struct wil6210_priv *wil, u8 cidxtid,
865 			 u8 dialog_token, __le16 ba_param_set,
866 			 __le16 ba_timeout, __le16 ba_seq_ctrl);
867 int wil_addba_tx_request(struct wil6210_priv *wil, u8 ringid, u16 wsize);
868 
869 void wil6210_clear_irq(struct wil6210_priv *wil);
870 int wil6210_init_irq(struct wil6210_priv *wil, int irq, bool use_msi);
871 void wil6210_fini_irq(struct wil6210_priv *wil, int irq);
872 void wil_mask_irq(struct wil6210_priv *wil);
873 void wil_unmask_irq(struct wil6210_priv *wil);
874 void wil_configure_interrupt_moderation(struct wil6210_priv *wil);
875 void wil_disable_irq(struct wil6210_priv *wil);
876 void wil_enable_irq(struct wil6210_priv *wil);
877 void wil6210_mask_halp(struct wil6210_priv *wil);
878 
879 /* P2P */
880 bool wil_p2p_is_social_scan(struct cfg80211_scan_request *request);
881 void wil_p2p_discovery_timer_fn(ulong x);
882 int wil_p2p_search(struct wil6210_priv *wil,
883 		   struct cfg80211_scan_request *request);
884 int wil_p2p_listen(struct wil6210_priv *wil, struct wireless_dev *wdev,
885 		   unsigned int duration, struct ieee80211_channel *chan,
886 		   u64 *cookie);
887 u8 wil_p2p_stop_discovery(struct wil6210_priv *wil);
888 int wil_p2p_cancel_listen(struct wil6210_priv *wil, u64 cookie);
889 void wil_p2p_listen_expired(struct work_struct *work);
890 void wil_p2p_search_expired(struct work_struct *work);
891 void wil_p2p_stop_radio_operations(struct wil6210_priv *wil);
892 void wil_p2p_delayed_listen_work(struct work_struct *work);
893 
894 /* WMI for P2P */
895 int wmi_p2p_cfg(struct wil6210_priv *wil, int channel, int bi);
896 int wmi_start_listen(struct wil6210_priv *wil);
897 int wmi_start_search(struct wil6210_priv *wil);
898 int wmi_stop_discovery(struct wil6210_priv *wil);
899 
900 int wil_cfg80211_mgmt_tx(struct wiphy *wiphy, struct wireless_dev *wdev,
901 			 struct cfg80211_mgmt_tx_params *params,
902 			 u64 *cookie);
903 
904 int wil6210_debugfs_init(struct wil6210_priv *wil);
905 void wil6210_debugfs_remove(struct wil6210_priv *wil);
906 int wil_cid_fill_sinfo(struct wil6210_priv *wil, int cid,
907 		       struct station_info *sinfo);
908 
909 struct wireless_dev *wil_cfg80211_init(struct device *dev);
910 void wil_wdev_free(struct wil6210_priv *wil);
911 void wil_p2p_wdev_free(struct wil6210_priv *wil);
912 
913 int wmi_set_mac_address(struct wil6210_priv *wil, void *addr);
914 int wmi_pcp_start(struct wil6210_priv *wil, int bi, u8 wmi_nettype,
915 		  u8 chan, u8 hidden_ssid, u8 is_go);
916 int wmi_pcp_stop(struct wil6210_priv *wil);
917 int wmi_led_cfg(struct wil6210_priv *wil, bool enable);
918 int wmi_abort_scan(struct wil6210_priv *wil);
919 void wil_abort_scan(struct wil6210_priv *wil, bool sync);
920 void wil6210_bus_request(struct wil6210_priv *wil, u32 kbps);
921 void wil6210_disconnect(struct wil6210_priv *wil, const u8 *bssid,
922 			u16 reason_code, bool from_event);
923 void wil_probe_client_flush(struct wil6210_priv *wil);
924 void wil_probe_client_worker(struct work_struct *work);
925 
926 int wil_rx_init(struct wil6210_priv *wil, u16 size);
927 void wil_rx_fini(struct wil6210_priv *wil);
928 
929 /* TX API */
930 int wil_vring_init_tx(struct wil6210_priv *wil, int id, int size,
931 		      int cid, int tid);
932 void wil_vring_fini_tx(struct wil6210_priv *wil, int id);
933 int wil_tx_init(struct wil6210_priv *wil, int cid);
934 int wil_vring_init_bcast(struct wil6210_priv *wil, int id, int size);
935 int wil_bcast_init(struct wil6210_priv *wil);
936 void wil_bcast_fini(struct wil6210_priv *wil);
937 
938 void wil_update_net_queues(struct wil6210_priv *wil, struct vring *vring,
939 			   bool should_stop);
940 void wil_update_net_queues_bh(struct wil6210_priv *wil, struct vring *vring,
941 			      bool check_stop);
942 netdev_tx_t wil_start_xmit(struct sk_buff *skb, struct net_device *ndev);
943 int wil_tx_complete(struct wil6210_priv *wil, int ringid);
944 void wil6210_unmask_irq_tx(struct wil6210_priv *wil);
945 
946 /* RX API */
947 void wil_rx_handle(struct wil6210_priv *wil, int *quota);
948 void wil6210_unmask_irq_rx(struct wil6210_priv *wil);
949 
950 int wil_iftype_nl2wmi(enum nl80211_iftype type);
951 
952 int wil_ioctl(struct wil6210_priv *wil, void __user *data, int cmd);
953 int wil_request_firmware(struct wil6210_priv *wil, const char *name,
954 			 bool load);
955 bool wil_fw_verify_file_exists(struct wil6210_priv *wil, const char *name);
956 
957 int wil_can_suspend(struct wil6210_priv *wil, bool is_runtime);
958 int wil_suspend(struct wil6210_priv *wil, bool is_runtime);
959 int wil_resume(struct wil6210_priv *wil, bool is_runtime);
960 
961 int wil_fw_copy_crash_dump(struct wil6210_priv *wil, void *dest, u32 size);
962 void wil_fw_core_dump(struct wil6210_priv *wil);
963 
964 void wil_halp_vote(struct wil6210_priv *wil);
965 void wil_halp_unvote(struct wil6210_priv *wil);
966 void wil6210_set_halp(struct wil6210_priv *wil);
967 void wil6210_clear_halp(struct wil6210_priv *wil);
968 
969 #endif /* __WIL6210_H__ */
970