1 /*
2  * Copyright (c) 2012-2014 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/netdevice.h>
21 #include <linux/wireless.h>
22 #include <net/cfg80211.h>
23 #include <linux/timex.h>
24 #include "wil_platform.h"
25 
26 extern bool no_fw_recovery;
27 extern unsigned int mtu_max;
28 
29 #define WIL_NAME "wil6210"
30 #define WIL_FW_NAME "wil6210.fw"
31 
32 #define WIL_MAX_BUS_REQUEST_KBPS 800000 /* ~6.1Gbps */
33 
34 struct wil_board {
35 	int board;
36 #define WIL_BOARD_MARLON	(1)
37 #define WIL_BOARD_SPARROW	(2)
38 	const char * const name;
39 };
40 
41 /**
42  * extract bits [@b0:@b1] (inclusive) from the value @x
43  * it should be @b0 <= @b1, or result is incorrect
44  */
45 static inline u32 WIL_GET_BITS(u32 x, int b0, int b1)
46 {
47 	return (x >> b0) & ((1 << (b1 - b0 + 1)) - 1);
48 }
49 
50 #define WIL6210_MEM_SIZE (2*1024*1024UL)
51 
52 #define WIL_RX_RING_SIZE_ORDER_DEFAULT	(9)
53 #define WIL_TX_RING_SIZE_ORDER_DEFAULT	(9)
54 /* limit ring size in range [32..32k] */
55 #define WIL_RING_SIZE_ORDER_MIN	(5)
56 #define WIL_RING_SIZE_ORDER_MAX	(15)
57 #define WIL6210_MAX_TX_RINGS	(24) /* HW limit */
58 #define WIL6210_MAX_CID		(8) /* HW limit */
59 #define WIL6210_NAPI_BUDGET	(16) /* arbitrary */
60 /* Max supported by wil6210 value for interrupt threshold is 5sec. */
61 #define WIL6210_ITR_TRSH_MAX (5000000)
62 #define WIL6210_ITR_TRSH_DEFAULT	(300) /* usec */
63 #define WIL6210_FW_RECOVERY_RETRIES	(5) /* try to recover this many times */
64 #define WIL6210_FW_RECOVERY_TO	msecs_to_jiffies(5000)
65 #define WIL6210_SCAN_TO		msecs_to_jiffies(10000)
66 
67 /* Hardware definitions begin */
68 
69 /*
70  * Mapping
71  * RGF File      | Host addr    |  FW addr
72  *               |              |
73  * user_rgf      | 0x000000     | 0x880000
74  *  dma_rgf      | 0x001000     | 0x881000
75  * pcie_rgf      | 0x002000     | 0x882000
76  *               |              |
77  */
78 
79 /* Where various structures placed in host address space */
80 #define WIL6210_FW_HOST_OFF      (0x880000UL)
81 
82 #define HOSTADDR(fwaddr)        (fwaddr - WIL6210_FW_HOST_OFF)
83 
84 /*
85  * Interrupt control registers block
86  *
87  * each interrupt controlled by the same bit in all registers
88  */
89 struct RGF_ICR {
90 	u32 ICC; /* Cause Control, RW: 0 - W1C, 1 - COR */
91 	u32 ICR; /* Cause, W1C/COR depending on ICC */
92 	u32 ICM; /* Cause masked (ICR & ~IMV), W1C/COR depending on ICC */
93 	u32 ICS; /* Cause Set, WO */
94 	u32 IMV; /* Mask, RW+S/C */
95 	u32 IMS; /* Mask Set, write 1 to set */
96 	u32 IMC; /* Mask Clear, write 1 to clear */
97 } __packed;
98 
99 /* registers - FW addresses */
100 #define RGF_USER_USAGE_1		(0x880004)
101 #define RGF_USER_USAGE_6		(0x880018)
102 #define RGF_USER_HW_MACHINE_STATE	(0x8801dc)
103 	#define HW_MACHINE_BOOT_DONE	(0x3fffffd)
104 #define RGF_USER_USER_CPU_0		(0x8801e0)
105 	#define BIT_USER_USER_CPU_MAN_RST	BIT(1) /* user_cpu_man_rst */
106 #define RGF_USER_MAC_CPU_0		(0x8801fc)
107 	#define BIT_USER_MAC_CPU_MAN_RST	BIT(1) /* mac_cpu_man_rst */
108 #define RGF_USER_USER_SCRATCH_PAD	(0x8802bc)
109 #define RGF_USER_FW_REV_ID		(0x880a8c) /* chip revision */
110 #define RGF_USER_CLKS_CTL_0		(0x880abc)
111 	#define BIT_USER_CLKS_CAR_AHB_SW_SEL	BIT(1) /* ref clk/PLL */
112 	#define BIT_USER_CLKS_RST_PWGD	BIT(11) /* reset on "power good" */
113 #define RGF_USER_CLKS_CTL_SW_RST_VEC_0	(0x880b04)
114 #define RGF_USER_CLKS_CTL_SW_RST_VEC_1	(0x880b08)
115 #define RGF_USER_CLKS_CTL_SW_RST_VEC_2	(0x880b0c)
116 #define RGF_USER_CLKS_CTL_SW_RST_VEC_3	(0x880b10)
117 #define RGF_USER_CLKS_CTL_SW_RST_MASK_0	(0x880b14)
118 	#define BIT_HPAL_PERST_FROM_PAD	BIT(6)
119 	#define BIT_CAR_PERST_RST	BIT(7)
120 #define RGF_USER_USER_ICR		(0x880b4c) /* struct RGF_ICR */
121 	#define BIT_USER_USER_ICR_SW_INT_2	BIT(18)
122 #define RGF_USER_CLKS_CTL_EXT_SW_RST_VEC_0	(0x880c18)
123 #define RGF_USER_CLKS_CTL_EXT_SW_RST_VEC_1	(0x880c2c)
124 #define RGF_USER_SPARROW_M_4			(0x880c50) /* Sparrow */
125 	#define BIT_SPARROW_M_4_SEL_SLEEP_OR_REF	BIT(2)
126 
127 #define RGF_DMA_EP_TX_ICR		(0x881bb4) /* struct RGF_ICR */
128 	#define BIT_DMA_EP_TX_ICR_TX_DONE	BIT(0)
129 	#define BIT_DMA_EP_TX_ICR_TX_DONE_N(n)	BIT(n+1) /* n = [0..23] */
130 #define RGF_DMA_EP_RX_ICR		(0x881bd0) /* struct RGF_ICR */
131 	#define BIT_DMA_EP_RX_ICR_RX_DONE	BIT(0)
132 	#define BIT_DMA_EP_RX_ICR_RX_HTRSH	BIT(1)
133 #define RGF_DMA_EP_MISC_ICR		(0x881bec) /* struct RGF_ICR */
134 	#define BIT_DMA_EP_MISC_ICR_RX_HTRSH	BIT(0)
135 	#define BIT_DMA_EP_MISC_ICR_TX_NO_ACT	BIT(1)
136 	#define BIT_DMA_EP_MISC_ICR_FW_INT(n)	BIT(28+n) /* n = [0..3] */
137 
138 /* Interrupt moderation control */
139 #define RGF_DMA_ITR_CNT_TRSH		(0x881c5c)
140 #define RGF_DMA_ITR_CNT_DATA		(0x881c60)
141 #define RGF_DMA_ITR_CNT_CRL		(0x881c64)
142 	#define BIT_DMA_ITR_CNT_CRL_EN		BIT(0)
143 	#define BIT_DMA_ITR_CNT_CRL_EXT_TICK	BIT(1)
144 	#define BIT_DMA_ITR_CNT_CRL_FOREVER	BIT(2)
145 	#define BIT_DMA_ITR_CNT_CRL_CLR		BIT(3)
146 	#define BIT_DMA_ITR_CNT_CRL_REACH_TRSH	BIT(4)
147 
148 #define RGF_DMA_PSEUDO_CAUSE		(0x881c68)
149 #define RGF_DMA_PSEUDO_CAUSE_MASK_SW	(0x881c6c)
150 #define RGF_DMA_PSEUDO_CAUSE_MASK_FW	(0x881c70)
151 	#define BIT_DMA_PSEUDO_CAUSE_RX		BIT(0)
152 	#define BIT_DMA_PSEUDO_CAUSE_TX		BIT(1)
153 	#define BIT_DMA_PSEUDO_CAUSE_MISC	BIT(2)
154 
155 #define RGF_HP_CTRL			(0x88265c)
156 #define RGF_PCIE_LOS_COUNTER_CTL	(0x882dc4)
157 
158 /* MAC timer, usec, for packet lifetime */
159 #define RGF_MAC_MTRL_COUNTER_0		(0x886aa8)
160 
161 #define RGF_CAF_ICR			(0x88946c) /* struct RGF_ICR */
162 #define RGF_CAF_OSC_CONTROL		(0x88afa4)
163 	#define BIT_CAF_OSC_XTAL_EN		BIT(0)
164 #define RGF_CAF_PLL_LOCK_STATUS		(0x88afec)
165 	#define BIT_CAF_OSC_DIG_XTAL_STABLE	BIT(0)
166 
167 /* popular locations */
168 #define HOST_MBOX   HOSTADDR(RGF_USER_USER_SCRATCH_PAD)
169 #define HOST_SW_INT (HOSTADDR(RGF_USER_USER_ICR) + \
170 	offsetof(struct RGF_ICR, ICS))
171 #define SW_INT_MBOX BIT_USER_USER_ICR_SW_INT_2
172 
173 /* ISR register bits */
174 #define ISR_MISC_FW_READY	BIT_DMA_EP_MISC_ICR_FW_INT(0)
175 #define ISR_MISC_MBOX_EVT	BIT_DMA_EP_MISC_ICR_FW_INT(1)
176 #define ISR_MISC_FW_ERROR	BIT_DMA_EP_MISC_ICR_FW_INT(3)
177 
178 /* Hardware definitions end */
179 struct fw_map {
180 	u32 from; /* linker address - from, inclusive */
181 	u32 to;   /* linker address - to, exclusive */
182 	u32 host; /* PCI/Host address - BAR0 + 0x880000 */
183 	const char *name; /* for debugfs */
184 };
185 
186 /* array size should be in sync with actual definition in the wmi.c */
187 extern const struct fw_map fw_mapping[7];
188 
189 /**
190  * mk_cidxtid - construct @cidxtid field
191  * @cid: CID value
192  * @tid: TID value
193  *
194  * @cidxtid field encoded as bits 0..3 - CID; 4..7 - TID
195  */
196 static inline u8 mk_cidxtid(u8 cid, u8 tid)
197 {
198 	return ((tid & 0xf) << 4) | (cid & 0xf);
199 }
200 
201 /**
202  * parse_cidxtid - parse @cidxtid field
203  * @cid: store CID value here
204  * @tid: store TID value here
205  *
206  * @cidxtid field encoded as bits 0..3 - CID; 4..7 - TID
207  */
208 static inline void parse_cidxtid(u8 cidxtid, u8 *cid, u8 *tid)
209 {
210 	*cid = cidxtid & 0xf;
211 	*tid = (cidxtid >> 4) & 0xf;
212 }
213 
214 struct wil6210_mbox_ring {
215 	u32 base;
216 	u16 entry_size; /* max. size of mbox entry, incl. all headers */
217 	u16 size;
218 	u32 tail;
219 	u32 head;
220 } __packed;
221 
222 struct wil6210_mbox_ring_desc {
223 	__le32 sync;
224 	__le32 addr;
225 } __packed;
226 
227 /* at HOST_OFF_WIL6210_MBOX_CTL */
228 struct wil6210_mbox_ctl {
229 	struct wil6210_mbox_ring tx;
230 	struct wil6210_mbox_ring rx;
231 } __packed;
232 
233 struct wil6210_mbox_hdr {
234 	__le16 seq;
235 	__le16 len; /* payload, bytes after this header */
236 	__le16 type;
237 	u8 flags;
238 	u8 reserved;
239 } __packed;
240 
241 #define WIL_MBOX_HDR_TYPE_WMI (0)
242 
243 /* max. value for wil6210_mbox_hdr.len */
244 #define MAX_MBOXITEM_SIZE   (240)
245 
246 /**
247  * struct wil6210_mbox_hdr_wmi - WMI header
248  *
249  * @mid: MAC ID
250  *	00 - default, created by FW
251  *	01..0f - WiFi ports, driver to create
252  *	10..fe - debug
253  *	ff - broadcast
254  * @id: command/event ID
255  * @timestamp: FW fills for events, free-running msec timer
256  */
257 struct wil6210_mbox_hdr_wmi {
258 	u8 mid;
259 	u8 reserved;
260 	__le16 id;
261 	__le32 timestamp;
262 } __packed;
263 
264 struct pending_wmi_event {
265 	struct list_head list;
266 	struct {
267 		struct wil6210_mbox_hdr hdr;
268 		struct wil6210_mbox_hdr_wmi wmi;
269 		u8 data[0];
270 	} __packed event;
271 };
272 
273 enum { /* for wil_ctx.mapped_as */
274 	wil_mapped_as_none = 0,
275 	wil_mapped_as_single = 1,
276 	wil_mapped_as_page = 2,
277 };
278 
279 /**
280  * struct wil_ctx - software context for Vring descriptor
281  */
282 struct wil_ctx {
283 	struct sk_buff *skb;
284 	u8 nr_frags;
285 	u8 mapped_as;
286 };
287 
288 union vring_desc;
289 
290 struct vring {
291 	dma_addr_t pa;
292 	volatile union vring_desc *va; /* vring_desc[size], WriteBack by DMA */
293 	u16 size; /* number of vring_desc elements */
294 	u32 swtail;
295 	u32 swhead;
296 	u32 hwtail; /* write here to inform hw */
297 	struct wil_ctx *ctx; /* ctx[size] - software context */
298 };
299 
300 /**
301  * Additional data for Tx Vring
302  */
303 struct vring_tx_data {
304 	int enabled;
305 	cycles_t idle, last_idle, begin;
306 };
307 
308 enum { /* for wil6210_priv.status */
309 	wil_status_fwready = 0,
310 	wil_status_fwconnecting,
311 	wil_status_fwconnected,
312 	wil_status_dontscan,
313 	wil_status_reset_done,
314 	wil_status_irqen, /* FIXME: interrupts enabled - for debug */
315 	wil_status_napi_en, /* NAPI enabled protected by wil->mutex */
316 };
317 
318 struct pci_dev;
319 
320 /**
321  * struct tid_ampdu_rx - TID aggregation information (Rx).
322  *
323  * @reorder_buf: buffer to reorder incoming aggregated MPDUs
324  * @reorder_time: jiffies when skb was added
325  * @session_timer: check if peer keeps Tx-ing on the TID (by timeout value)
326  * @reorder_timer: releases expired frames from the reorder buffer.
327  * @last_rx: jiffies of last rx activity
328  * @head_seq_num: head sequence number in reordering buffer.
329  * @stored_mpdu_num: number of MPDUs in reordering buffer
330  * @ssn: Starting Sequence Number expected to be aggregated.
331  * @buf_size: buffer size for incoming A-MPDUs
332  * @timeout: reset timer value (in TUs).
333  * @dialog_token: dialog token for aggregation session
334  * @rcu_head: RCU head used for freeing this struct
335  *
336  * This structure's lifetime is managed by RCU, assignments to
337  * the array holding it must hold the aggregation mutex.
338  *
339  */
340 struct wil_tid_ampdu_rx {
341 	struct sk_buff **reorder_buf;
342 	unsigned long *reorder_time;
343 	struct timer_list session_timer;
344 	struct timer_list reorder_timer;
345 	unsigned long last_rx;
346 	u16 head_seq_num;
347 	u16 stored_mpdu_num;
348 	u16 ssn;
349 	u16 buf_size;
350 	u16 timeout;
351 	u16 ssn_last_drop;
352 	u8 dialog_token;
353 	bool first_time; /* is it 1-st time this buffer used? */
354 };
355 
356 enum wil_sta_status {
357 	wil_sta_unused = 0,
358 	wil_sta_conn_pending = 1,
359 	wil_sta_connected = 2,
360 };
361 
362 #define WIL_STA_TID_NUM (16)
363 
364 struct wil_net_stats {
365 	unsigned long	rx_packets;
366 	unsigned long	tx_packets;
367 	unsigned long	rx_bytes;
368 	unsigned long	tx_bytes;
369 	unsigned long	tx_errors;
370 	unsigned long	rx_dropped;
371 	u16 last_mcs_rx;
372 };
373 
374 /**
375  * struct wil_sta_info - data for peer
376  *
377  * Peer identified by its CID (connection ID)
378  * NIC performs beam forming for each peer;
379  * if no beam forming done, frame exchange is not
380  * possible.
381  */
382 struct wil_sta_info {
383 	u8 addr[ETH_ALEN];
384 	enum wil_sta_status status;
385 	struct wil_net_stats stats;
386 	bool data_port_open; /* can send any data, not only EAPOL */
387 	/* Rx BACK */
388 	struct wil_tid_ampdu_rx *tid_rx[WIL_STA_TID_NUM];
389 	spinlock_t tid_rx_lock; /* guarding tid_rx array */
390 	unsigned long tid_rx_timer_expired[BITS_TO_LONGS(WIL_STA_TID_NUM)];
391 	unsigned long tid_rx_stop_requested[BITS_TO_LONGS(WIL_STA_TID_NUM)];
392 };
393 
394 enum {
395 	fw_recovery_idle = 0,
396 	fw_recovery_pending = 1,
397 	fw_recovery_running = 2,
398 };
399 
400 struct wil6210_priv {
401 	struct pci_dev *pdev;
402 	int n_msi;
403 	struct wireless_dev *wdev;
404 	void __iomem *csr;
405 	ulong status;
406 	u32 fw_version;
407 	u32 hw_version;
408 	struct wil_board *board;
409 	u8 n_mids; /* number of additional MIDs as reported by FW */
410 	u32 recovery_count; /* num of FW recovery attempts in a short time */
411 	u32 recovery_state; /* FW recovery state machine */
412 	unsigned long last_fw_recovery; /* jiffies of last fw recovery */
413 	wait_queue_head_t wq; /* for all wait_event() use */
414 	/* profile */
415 	u32 monitor_flags;
416 	u32 secure_pcp; /* create secure PCP? */
417 	int sinfo_gen;
418 	u32 itr_trsh;
419 	/* cached ISR registers */
420 	u32 isr_misc;
421 	/* mailbox related */
422 	struct mutex wmi_mutex;
423 	struct wil6210_mbox_ctl mbox_ctl;
424 	struct completion wmi_ready;
425 	struct completion wmi_call;
426 	u16 wmi_seq;
427 	u16 reply_id; /**< wait for this WMI event */
428 	void *reply_buf;
429 	u16 reply_size;
430 	struct workqueue_struct *wmi_wq; /* for deferred calls */
431 	struct work_struct wmi_event_worker;
432 	struct workqueue_struct *wmi_wq_conn; /* for connect worker */
433 	struct work_struct connect_worker;
434 	struct work_struct disconnect_worker;
435 	struct work_struct fw_error_worker;	/* for FW error recovery */
436 	struct timer_list connect_timer;
437 	struct timer_list scan_timer; /* detect scan timeout */
438 	int pending_connect_cid;
439 	struct list_head pending_wmi_ev;
440 	/*
441 	 * protect pending_wmi_ev
442 	 * - fill in IRQ from wil6210_irq_misc,
443 	 * - consumed in thread by wmi_event_worker
444 	 */
445 	spinlock_t wmi_ev_lock;
446 	struct napi_struct napi_rx;
447 	struct napi_struct napi_tx;
448 	/* DMA related */
449 	struct vring vring_rx;
450 	struct vring vring_tx[WIL6210_MAX_TX_RINGS];
451 	struct vring_tx_data vring_tx_data[WIL6210_MAX_TX_RINGS];
452 	u8 vring2cid_tid[WIL6210_MAX_TX_RINGS][2]; /* [0] - CID, [1] - TID */
453 	struct wil_sta_info sta[WIL6210_MAX_CID];
454 	/* scan */
455 	struct cfg80211_scan_request *scan_request;
456 
457 	struct mutex mutex; /* for wil6210_priv access in wil_{up|down} */
458 	/* statistics */
459 	atomic_t isr_count_rx, isr_count_tx;
460 	/* debugfs */
461 	struct dentry *debug;
462 	struct debugfs_blob_wrapper blobs[ARRAY_SIZE(fw_mapping)];
463 
464 	void *platform_handle;
465 	struct wil_platform_ops platform_ops;
466 };
467 
468 #define wil_to_wiphy(i) (i->wdev->wiphy)
469 #define wil_to_dev(i) (wiphy_dev(wil_to_wiphy(i)))
470 #define wiphy_to_wil(w) (struct wil6210_priv *)(wiphy_priv(w))
471 #define wil_to_wdev(i) (i->wdev)
472 #define wdev_to_wil(w) (struct wil6210_priv *)(wdev_priv(w))
473 #define wil_to_ndev(i) (wil_to_wdev(i)->netdev)
474 #define ndev_to_wil(n) (wdev_to_wil(n->ieee80211_ptr))
475 
476 __printf(2, 3)
477 void wil_dbg_trace(struct wil6210_priv *wil, const char *fmt, ...);
478 __printf(2, 3)
479 void wil_err(struct wil6210_priv *wil, const char *fmt, ...);
480 __printf(2, 3)
481 void wil_err_ratelimited(struct wil6210_priv *wil, const char *fmt, ...);
482 __printf(2, 3)
483 void wil_info(struct wil6210_priv *wil, const char *fmt, ...);
484 #define wil_dbg(wil, fmt, arg...) do { \
485 	netdev_dbg(wil_to_ndev(wil), fmt, ##arg); \
486 	wil_dbg_trace(wil, fmt, ##arg); \
487 } while (0)
488 
489 #define wil_dbg_irq(wil, fmt, arg...) wil_dbg(wil, "DBG[ IRQ]" fmt, ##arg)
490 #define wil_dbg_txrx(wil, fmt, arg...) wil_dbg(wil, "DBG[TXRX]" fmt, ##arg)
491 #define wil_dbg_wmi(wil, fmt, arg...) wil_dbg(wil, "DBG[ WMI]" fmt, ##arg)
492 #define wil_dbg_misc(wil, fmt, arg...) wil_dbg(wil, "DBG[MISC]" fmt, ##arg)
493 
494 #if defined(CONFIG_DYNAMIC_DEBUG)
495 #define wil_hex_dump_txrx(prefix_str, prefix_type, rowsize,	\
496 			  groupsize, buf, len, ascii)		\
497 			  print_hex_dump_debug("DBG[TXRX]" prefix_str,\
498 					 prefix_type, rowsize,	\
499 					 groupsize, buf, len, ascii)
500 
501 #define wil_hex_dump_wmi(prefix_str, prefix_type, rowsize,	\
502 			 groupsize, buf, len, ascii)		\
503 			 print_hex_dump_debug("DBG[ WMI]" prefix_str,\
504 					prefix_type, rowsize,	\
505 					groupsize, buf, len, ascii)
506 #else /* defined(CONFIG_DYNAMIC_DEBUG) */
507 static inline
508 void wil_hex_dump_txrx(const char *prefix_str, int prefix_type, int rowsize,
509 		       int groupsize, const void *buf, size_t len, bool ascii)
510 {
511 }
512 
513 static inline
514 void wil_hex_dump_wmi(const char *prefix_str, int prefix_type, int rowsize,
515 		      int groupsize, const void *buf, size_t len, bool ascii)
516 {
517 }
518 #endif /* defined(CONFIG_DYNAMIC_DEBUG) */
519 
520 void wil_memcpy_fromio_32(void *dst, const volatile void __iomem *src,
521 			  size_t count);
522 void wil_memcpy_toio_32(volatile void __iomem *dst, const void *src,
523 			size_t count);
524 
525 void *wil_if_alloc(struct device *dev, void __iomem *csr);
526 void wil_if_free(struct wil6210_priv *wil);
527 int wil_if_add(struct wil6210_priv *wil);
528 void wil_if_remove(struct wil6210_priv *wil);
529 int wil_priv_init(struct wil6210_priv *wil);
530 void wil_priv_deinit(struct wil6210_priv *wil);
531 int wil_reset(struct wil6210_priv *wil);
532 void wil_set_itr_trsh(struct wil6210_priv *wil);
533 void wil_fw_error_recovery(struct wil6210_priv *wil);
534 void wil_set_recovery_state(struct wil6210_priv *wil, int state);
535 void wil_link_on(struct wil6210_priv *wil);
536 void wil_link_off(struct wil6210_priv *wil);
537 int wil_up(struct wil6210_priv *wil);
538 int __wil_up(struct wil6210_priv *wil);
539 int wil_down(struct wil6210_priv *wil);
540 int __wil_down(struct wil6210_priv *wil);
541 void wil_mbox_ring_le2cpus(struct wil6210_mbox_ring *r);
542 int wil_find_cid(struct wil6210_priv *wil, const u8 *mac);
543 void wil_set_ethtoolops(struct net_device *ndev);
544 
545 void __iomem *wmi_buffer(struct wil6210_priv *wil, __le32 ptr);
546 void __iomem *wmi_addr(struct wil6210_priv *wil, u32 ptr);
547 int wmi_read_hdr(struct wil6210_priv *wil, __le32 ptr,
548 		 struct wil6210_mbox_hdr *hdr);
549 int wmi_send(struct wil6210_priv *wil, u16 cmdid, void *buf, u16 len);
550 void wmi_recv_cmd(struct wil6210_priv *wil);
551 int wmi_call(struct wil6210_priv *wil, u16 cmdid, void *buf, u16 len,
552 	     u16 reply_id, void *reply, u8 reply_size, int to_msec);
553 void wmi_event_worker(struct work_struct *work);
554 void wmi_event_flush(struct wil6210_priv *wil);
555 int wmi_set_ssid(struct wil6210_priv *wil, u8 ssid_len, const void *ssid);
556 int wmi_get_ssid(struct wil6210_priv *wil, u8 *ssid_len, void *ssid);
557 int wmi_set_channel(struct wil6210_priv *wil, int channel);
558 int wmi_get_channel(struct wil6210_priv *wil, int *channel);
559 int wmi_del_cipher_key(struct wil6210_priv *wil, u8 key_index,
560 		       const void *mac_addr);
561 int wmi_add_cipher_key(struct wil6210_priv *wil, u8 key_index,
562 		       const void *mac_addr, int key_len, const void *key);
563 int wmi_echo(struct wil6210_priv *wil);
564 int wmi_set_ie(struct wil6210_priv *wil, u8 type, u16 ie_len, const void *ie);
565 int wmi_rx_chain_add(struct wil6210_priv *wil, struct vring *vring);
566 int wmi_p2p_cfg(struct wil6210_priv *wil, int channel);
567 int wmi_rxon(struct wil6210_priv *wil, bool on);
568 int wmi_get_temperature(struct wil6210_priv *wil, u32 *t_m, u32 *t_r);
569 int wmi_disconnect_sta(struct wil6210_priv *wil, const u8 *mac, u16 reason);
570 
571 void wil6210_clear_irq(struct wil6210_priv *wil);
572 int wil6210_init_irq(struct wil6210_priv *wil, int irq);
573 void wil6210_fini_irq(struct wil6210_priv *wil, int irq);
574 void wil_mask_irq(struct wil6210_priv *wil);
575 void wil_unmask_irq(struct wil6210_priv *wil);
576 void wil_disable_irq(struct wil6210_priv *wil);
577 void wil_enable_irq(struct wil6210_priv *wil);
578 int wil_cfg80211_mgmt_tx(struct wiphy *wiphy, struct wireless_dev *wdev,
579 			 struct cfg80211_mgmt_tx_params *params,
580 			 u64 *cookie);
581 
582 int wil6210_debugfs_init(struct wil6210_priv *wil);
583 void wil6210_debugfs_remove(struct wil6210_priv *wil);
584 int wil_cid_fill_sinfo(struct wil6210_priv *wil, int cid,
585 		       struct station_info *sinfo);
586 
587 struct wireless_dev *wil_cfg80211_init(struct device *dev);
588 void wil_wdev_free(struct wil6210_priv *wil);
589 
590 int wmi_set_mac_address(struct wil6210_priv *wil, void *addr);
591 int wmi_pcp_start(struct wil6210_priv *wil, int bi, u8 wmi_nettype, u8 chan);
592 int wmi_pcp_stop(struct wil6210_priv *wil);
593 void wil6210_disconnect(struct wil6210_priv *wil, const u8 *bssid,
594 			u16 reason_code, bool from_event);
595 
596 int wil_rx_init(struct wil6210_priv *wil, u16 size);
597 void wil_rx_fini(struct wil6210_priv *wil);
598 
599 /* TX API */
600 int wil_vring_init_tx(struct wil6210_priv *wil, int id, int size,
601 		      int cid, int tid);
602 void wil_vring_fini_tx(struct wil6210_priv *wil, int id);
603 
604 netdev_tx_t wil_start_xmit(struct sk_buff *skb, struct net_device *ndev);
605 int wil_tx_complete(struct wil6210_priv *wil, int ringid);
606 void wil6210_unmask_irq_tx(struct wil6210_priv *wil);
607 
608 /* RX API */
609 void wil_rx_handle(struct wil6210_priv *wil, int *quota);
610 void wil6210_unmask_irq_rx(struct wil6210_priv *wil);
611 
612 int wil_iftype_nl2wmi(enum nl80211_iftype type);
613 
614 int wil_ioctl(struct wil6210_priv *wil, void __user *data, int cmd);
615 int wil_request_firmware(struct wil6210_priv *wil, const char *name);
616 
617 #endif /* __WIL6210_H__ */
618