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Vladimir Kondratiev2be7d222012-12-20 13:13:19 -08001/*
Vladimir Kondratiev02525a72014-08-06 10:31:51 +03002 * Copyright (c) 2012-2014 Qualcomm Atheros, Inc.
Vladimir Kondratiev2be7d222012-12-20 13:13:19 -08003 *
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>
Vladimir Kondratiev7c0acf82014-06-16 19:37:05 +030023#include <linux/timex.h>
Vladimir Kondratievf772ebf2014-09-10 16:34:35 +030024#include "wil_platform.h"
25
Vladimir Kondratiev2be7d222012-12-20 13:13:19 -080026
Vladimir Kondratiev2be7d222012-12-20 13:13:19 -080027#define WIL_NAME "wil6210"
Vladimir Kondratiev151a9702014-09-10 16:34:30 +030028#define WIL_FW_NAME "wil6210.fw"
Vladimir Kondratiev2be7d222012-12-20 13:13:19 -080029
Vladimir Kondratievf772ebf2014-09-10 16:34:35 +030030#define WIL_MAX_BUS_REQUEST_KBPS 800000 /* ~6.1Gbps */
31
Vladimir Kondratiev65082812014-07-14 09:49:37 +030032struct wil_board {
33 int board;
34#define WIL_BOARD_MARLON (1)
35#define WIL_BOARD_SPARROW (2)
36 const char * const name;
37};
38
Vladimir Kondratiev2be7d222012-12-20 13:13:19 -080039/**
40 * extract bits [@b0:@b1] (inclusive) from the value @x
41 * it should be @b0 <= @b1, or result is incorrect
42 */
43static inline u32 WIL_GET_BITS(u32 x, int b0, int b1)
44{
45 return (x >> b0) & ((1 << (b1 - b0 + 1)) - 1);
46}
47
48#define WIL6210_MEM_SIZE (2*1024*1024UL)
49
Vladimir Kondratieve0287c42013-05-12 14:43:36 +030050#define WIL6210_RX_RING_SIZE (128)
Vladimir Kondratiev6c9ec5e2014-04-08 11:36:19 +030051#define WIL6210_TX_RING_SIZE (512)
Vladimir Kondratieve0287c42013-05-12 14:43:36 +030052#define WIL6210_MAX_TX_RINGS (24) /* HW limit */
53#define WIL6210_MAX_CID (8) /* HW limit */
54#define WIL6210_NAPI_BUDGET (16) /* arbitrary */
Vladimir Kondratievb6b1b0e2014-09-22 15:31:41 +030055/* Max supported by wil6210 value for interrupt threshold is 5sec. */
56#define WIL6210_ITR_TRSH_MAX (5000000)
57#define WIL6210_ITR_TRSH_DEFAULT (300) /* usec */
Vladimir Kondratievfc219ee2014-05-27 14:45:45 +030058#define WIL6210_FW_RECOVERY_RETRIES (5) /* try to recover this many times */
59#define WIL6210_FW_RECOVERY_TO msecs_to_jiffies(5000)
Vladimir Kondratiev047e5d72014-05-27 14:45:48 +030060#define WIL6210_SCAN_TO msecs_to_jiffies(10000)
Vladimir Kondratiev2be7d222012-12-20 13:13:19 -080061
62/* Hardware definitions begin */
63
64/*
65 * Mapping
66 * RGF File | Host addr | FW addr
67 * | |
68 * user_rgf | 0x000000 | 0x880000
69 * dma_rgf | 0x001000 | 0x881000
70 * pcie_rgf | 0x002000 | 0x882000
71 * | |
72 */
73
74/* Where various structures placed in host address space */
75#define WIL6210_FW_HOST_OFF (0x880000UL)
76
77#define HOSTADDR(fwaddr) (fwaddr - WIL6210_FW_HOST_OFF)
78
79/*
80 * Interrupt control registers block
81 *
82 * each interrupt controlled by the same bit in all registers
83 */
84struct RGF_ICR {
85 u32 ICC; /* Cause Control, RW: 0 - W1C, 1 - COR */
86 u32 ICR; /* Cause, W1C/COR depending on ICC */
87 u32 ICM; /* Cause masked (ICR & ~IMV), W1C/COR depending on ICC */
88 u32 ICS; /* Cause Set, WO */
89 u32 IMV; /* Mask, RW+S/C */
90 u32 IMS; /* Mask Set, write 1 to set */
91 u32 IMC; /* Mask Clear, write 1 to clear */
92} __packed;
93
94/* registers - FW addresses */
Vladimir Kondratievb373de72014-07-14 09:49:42 +030095#define RGF_USER_USAGE_1 (0x880004)
Vladimir Kondratiev151a9702014-09-10 16:34:30 +030096#define RGF_USER_USAGE_6 (0x880018)
Vladimir Kondratievd28bcc32014-03-17 15:34:23 +020097#define RGF_USER_HW_MACHINE_STATE (0x8801dc)
98 #define HW_MACHINE_BOOT_DONE (0x3fffffd)
Vladimir Kondratiev2be7d222012-12-20 13:13:19 -080099#define RGF_USER_USER_CPU_0 (0x8801e0)
Vladimir Kondratiev151a9702014-09-10 16:34:30 +0300100 #define BIT_USER_USER_CPU_MAN_RST BIT(1) /* user_cpu_man_rst */
Vladimir Kondratiev17123992014-03-17 15:34:14 +0200101#define RGF_USER_MAC_CPU_0 (0x8801fc)
Vladimir Kondratiev151a9702014-09-10 16:34:30 +0300102 #define BIT_USER_MAC_CPU_MAN_RST BIT(1) /* mac_cpu_man_rst */
Vladimir Kondratiev17123992014-03-17 15:34:14 +0200103#define RGF_USER_USER_SCRATCH_PAD (0x8802bc)
104#define RGF_USER_FW_REV_ID (0x880a8c) /* chip revision */
Vladimir Kondratiev972072a2014-03-17 15:34:15 +0200105#define RGF_USER_CLKS_CTL_0 (0x880abc)
Vladimir Kondratiev151a9702014-09-10 16:34:30 +0300106 #define BIT_USER_CLKS_CAR_AHB_SW_SEL BIT(1) /* ref clk/PLL */
Vladimir Kondratiev972072a2014-03-17 15:34:15 +0200107 #define BIT_USER_CLKS_RST_PWGD BIT(11) /* reset on "power good" */
Vladimir Kondratiev2be7d222012-12-20 13:13:19 -0800108#define RGF_USER_CLKS_CTL_SW_RST_VEC_0 (0x880b04)
109#define RGF_USER_CLKS_CTL_SW_RST_VEC_1 (0x880b08)
110#define RGF_USER_CLKS_CTL_SW_RST_VEC_2 (0x880b0c)
111#define RGF_USER_CLKS_CTL_SW_RST_VEC_3 (0x880b10)
Vladimir Kondratiev17123992014-03-17 15:34:14 +0200112#define RGF_USER_CLKS_CTL_SW_RST_MASK_0 (0x880b14)
Vladimir Kondratiev151a9702014-09-10 16:34:30 +0300113 #define BIT_HPAL_PERST_FROM_PAD BIT(6)
114 #define BIT_CAR_PERST_RST BIT(7)
Vladimir Kondratiev17123992014-03-17 15:34:14 +0200115#define RGF_USER_USER_ICR (0x880b4c) /* struct RGF_ICR */
116 #define BIT_USER_USER_ICR_SW_INT_2 BIT(18)
Vladimir Kondratiev65082812014-07-14 09:49:37 +0300117#define RGF_USER_CLKS_CTL_EXT_SW_RST_VEC_0 (0x880c18)
Vladimir Kondratiev151a9702014-09-10 16:34:30 +0300118#define RGF_USER_CLKS_CTL_EXT_SW_RST_VEC_1 (0x880c2c)
Vladimir Kondratiev2be7d222012-12-20 13:13:19 -0800119
120#define RGF_DMA_EP_TX_ICR (0x881bb4) /* struct RGF_ICR */
121 #define BIT_DMA_EP_TX_ICR_TX_DONE BIT(0)
122 #define BIT_DMA_EP_TX_ICR_TX_DONE_N(n) BIT(n+1) /* n = [0..23] */
123#define RGF_DMA_EP_RX_ICR (0x881bd0) /* struct RGF_ICR */
124 #define BIT_DMA_EP_RX_ICR_RX_DONE BIT(0)
125#define RGF_DMA_EP_MISC_ICR (0x881bec) /* struct RGF_ICR */
126 #define BIT_DMA_EP_MISC_ICR_RX_HTRSH BIT(0)
127 #define BIT_DMA_EP_MISC_ICR_TX_NO_ACT BIT(1)
Vladimir Kondratiev72694942013-01-28 18:30:56 +0200128 #define BIT_DMA_EP_MISC_ICR_FW_INT(n) BIT(28+n) /* n = [0..3] */
Vladimir Kondratiev2be7d222012-12-20 13:13:19 -0800129
130/* Interrupt moderation control */
131#define RGF_DMA_ITR_CNT_TRSH (0x881c5c)
132#define RGF_DMA_ITR_CNT_DATA (0x881c60)
Vladimir Kondratiev17123992014-03-17 15:34:14 +0200133#define RGF_DMA_ITR_CNT_CRL (0x881c64)
Vladimir Kondratiev2be7d222012-12-20 13:13:19 -0800134 #define BIT_DMA_ITR_CNT_CRL_EN BIT(0)
135 #define BIT_DMA_ITR_CNT_CRL_EXT_TICK BIT(1)
136 #define BIT_DMA_ITR_CNT_CRL_FOREVER BIT(2)
137 #define BIT_DMA_ITR_CNT_CRL_CLR BIT(3)
138 #define BIT_DMA_ITR_CNT_CRL_REACH_TRSH BIT(4)
139
Vladimir Kondratiev17123992014-03-17 15:34:14 +0200140#define RGF_DMA_PSEUDO_CAUSE (0x881c68)
141#define RGF_DMA_PSEUDO_CAUSE_MASK_SW (0x881c6c)
142#define RGF_DMA_PSEUDO_CAUSE_MASK_FW (0x881c70)
143 #define BIT_DMA_PSEUDO_CAUSE_RX BIT(0)
144 #define BIT_DMA_PSEUDO_CAUSE_TX BIT(1)
145 #define BIT_DMA_PSEUDO_CAUSE_MISC BIT(2)
146
Vladimir Kondratiev65082812014-07-14 09:49:37 +0300147#define RGF_HP_CTRL (0x88265c)
Vladimir Kondratiev17123992014-03-17 15:34:14 +0200148#define RGF_PCIE_LOS_COUNTER_CTL (0x882dc4)
149
Vladimir Kondratiev91b775e2014-08-06 10:31:49 +0300150/* MAC timer, usec, for packet lifetime */
151#define RGF_MAC_MTRL_COUNTER_0 (0x886aa8)
152
Vladimir Kondratiev151a9702014-09-10 16:34:30 +0300153#define RGF_CAF_ICR (0x88946c) /* struct RGF_ICR */
154
Vladimir Kondratiev2be7d222012-12-20 13:13:19 -0800155/* popular locations */
156#define HOST_MBOX HOSTADDR(RGF_USER_USER_SCRATCH_PAD)
157#define HOST_SW_INT (HOSTADDR(RGF_USER_USER_ICR) + \
158 offsetof(struct RGF_ICR, ICS))
159#define SW_INT_MBOX BIT_USER_USER_ICR_SW_INT_2
160
161/* ISR register bits */
Vladimir Kondratiev72694942013-01-28 18:30:56 +0200162#define ISR_MISC_FW_READY BIT_DMA_EP_MISC_ICR_FW_INT(0)
163#define ISR_MISC_MBOX_EVT BIT_DMA_EP_MISC_ICR_FW_INT(1)
164#define ISR_MISC_FW_ERROR BIT_DMA_EP_MISC_ICR_FW_INT(3)
Vladimir Kondratiev2be7d222012-12-20 13:13:19 -0800165
166/* Hardware definitions end */
Vladimir Kondratievb541d0a2014-07-14 09:49:41 +0300167struct fw_map {
168 u32 from; /* linker address - from, inclusive */
169 u32 to; /* linker address - to, exclusive */
170 u32 host; /* PCI/Host address - BAR0 + 0x880000 */
171 const char *name; /* for debugfs */
172};
Vladimir Kondratiev8fe59622014-09-10 16:34:34 +0300173
Vladimir Kondratievb541d0a2014-07-14 09:49:41 +0300174/* array size should be in sync with actual definition in the wmi.c */
Vladimir Kondratiev72269142014-07-14 09:49:43 +0300175extern const struct fw_map fw_mapping[7];
Vladimir Kondratiev2be7d222012-12-20 13:13:19 -0800176
Vladimir Kondratieva70abea2014-03-17 15:34:05 +0200177/**
178 * mk_cidxtid - construct @cidxtid field
179 * @cid: CID value
180 * @tid: TID value
181 *
182 * @cidxtid field encoded as bits 0..3 - CID; 4..7 - TID
183 */
184static inline u8 mk_cidxtid(u8 cid, u8 tid)
185{
186 return ((tid & 0xf) << 4) | (cid & 0xf);
187}
188
189/**
190 * parse_cidxtid - parse @cidxtid field
191 * @cid: store CID value here
192 * @tid: store TID value here
193 *
194 * @cidxtid field encoded as bits 0..3 - CID; 4..7 - TID
195 */
196static inline void parse_cidxtid(u8 cidxtid, u8 *cid, u8 *tid)
197{
198 *cid = cidxtid & 0xf;
199 *tid = (cidxtid >> 4) & 0xf;
200}
201
Vladimir Kondratiev2be7d222012-12-20 13:13:19 -0800202struct wil6210_mbox_ring {
203 u32 base;
204 u16 entry_size; /* max. size of mbox entry, incl. all headers */
205 u16 size;
206 u32 tail;
207 u32 head;
208} __packed;
209
210struct wil6210_mbox_ring_desc {
211 __le32 sync;
212 __le32 addr;
213} __packed;
214
215/* at HOST_OFF_WIL6210_MBOX_CTL */
216struct wil6210_mbox_ctl {
217 struct wil6210_mbox_ring tx;
218 struct wil6210_mbox_ring rx;
219} __packed;
220
221struct wil6210_mbox_hdr {
222 __le16 seq;
223 __le16 len; /* payload, bytes after this header */
224 __le16 type;
225 u8 flags;
226 u8 reserved;
227} __packed;
228
229#define WIL_MBOX_HDR_TYPE_WMI (0)
230
231/* max. value for wil6210_mbox_hdr.len */
232#define MAX_MBOXITEM_SIZE (240)
233
Vladimir Kondratievf988b232013-07-11 18:03:37 +0300234/**
235 * struct wil6210_mbox_hdr_wmi - WMI header
236 *
237 * @mid: MAC ID
238 * 00 - default, created by FW
239 * 01..0f - WiFi ports, driver to create
240 * 10..fe - debug
241 * ff - broadcast
242 * @id: command/event ID
243 * @timestamp: FW fills for events, free-running msec timer
244 */
Vladimir Kondratiev2be7d222012-12-20 13:13:19 -0800245struct wil6210_mbox_hdr_wmi {
Vladimir Kondratievf988b232013-07-11 18:03:37 +0300246 u8 mid;
247 u8 reserved;
Vladimir Kondratiev2be7d222012-12-20 13:13:19 -0800248 __le16 id;
Vladimir Kondratievf988b232013-07-11 18:03:37 +0300249 __le32 timestamp;
Vladimir Kondratiev2be7d222012-12-20 13:13:19 -0800250} __packed;
251
252struct pending_wmi_event {
253 struct list_head list;
254 struct {
255 struct wil6210_mbox_hdr hdr;
256 struct wil6210_mbox_hdr_wmi wmi;
257 u8 data[0];
258 } __packed event;
259};
260
Vladimir Kondratiev2232abd2014-03-17 15:34:09 +0200261enum { /* for wil_ctx.mapped_as */
262 wil_mapped_as_none = 0,
263 wil_mapped_as_single = 1,
264 wil_mapped_as_page = 2,
265};
266
Vladimir Kondratievf88f1132013-07-11 18:03:40 +0300267/**
268 * struct wil_ctx - software context for Vring descriptor
269 */
270struct wil_ctx {
271 struct sk_buff *skb;
Vladimir Kondratievc2366582014-03-17 15:34:08 +0200272 u8 nr_frags;
Vladimir Kondratiev2232abd2014-03-17 15:34:09 +0200273 u8 mapped_as;
Vladimir Kondratievf88f1132013-07-11 18:03:40 +0300274};
275
Vladimir Kondratiev2be7d222012-12-20 13:13:19 -0800276union vring_desc;
277
278struct vring {
279 dma_addr_t pa;
280 volatile union vring_desc *va; /* vring_desc[size], WriteBack by DMA */
281 u16 size; /* number of vring_desc elements */
282 u32 swtail;
283 u32 swhead;
284 u32 hwtail; /* write here to inform hw */
Vladimir Kondratievf88f1132013-07-11 18:03:40 +0300285 struct wil_ctx *ctx; /* ctx[size] - software context */
Vladimir Kondratiev2be7d222012-12-20 13:13:19 -0800286};
287
Vladimir Kondratiev097638a2014-03-17 15:34:25 +0200288/**
289 * Additional data for Tx Vring
290 */
291struct vring_tx_data {
292 int enabled;
Vladimir Kondratiev7c0acf82014-06-16 19:37:05 +0300293 cycles_t idle, last_idle, begin;
Vladimir Kondratiev097638a2014-03-17 15:34:25 +0200294};
295
Vladimir Kondratiev2be7d222012-12-20 13:13:19 -0800296enum { /* for wil6210_priv.status */
297 wil_status_fwready = 0,
Vladimir Kondratievb338f742013-05-28 15:17:53 +0300298 wil_status_fwconnecting,
Vladimir Kondratiev2be7d222012-12-20 13:13:19 -0800299 wil_status_fwconnected,
300 wil_status_dontscan,
Vladimir Kondratiev55f7acd2013-03-13 14:12:49 +0200301 wil_status_reset_done,
Vladimir Kondratiev2be7d222012-12-20 13:13:19 -0800302 wil_status_irqen, /* FIXME: interrupts enabled - for debug */
Vladimir Kondratiev0fef1812014-03-17 15:34:18 +0200303 wil_status_napi_en, /* NAPI enabled protected by wil->mutex */
Vladimir Kondratiev2be7d222012-12-20 13:13:19 -0800304};
305
306struct pci_dev;
307
Vladimir Kondratievb4490f42014-02-27 16:20:44 +0200308/**
309 * struct tid_ampdu_rx - TID aggregation information (Rx).
310 *
311 * @reorder_buf: buffer to reorder incoming aggregated MPDUs
312 * @reorder_time: jiffies when skb was added
313 * @session_timer: check if peer keeps Tx-ing on the TID (by timeout value)
314 * @reorder_timer: releases expired frames from the reorder buffer.
315 * @last_rx: jiffies of last rx activity
316 * @head_seq_num: head sequence number in reordering buffer.
317 * @stored_mpdu_num: number of MPDUs in reordering buffer
318 * @ssn: Starting Sequence Number expected to be aggregated.
319 * @buf_size: buffer size for incoming A-MPDUs
320 * @timeout: reset timer value (in TUs).
321 * @dialog_token: dialog token for aggregation session
322 * @rcu_head: RCU head used for freeing this struct
Vladimir Kondratievb4490f42014-02-27 16:20:44 +0200323 *
324 * This structure's lifetime is managed by RCU, assignments to
325 * the array holding it must hold the aggregation mutex.
326 *
Vladimir Kondratievb4490f42014-02-27 16:20:44 +0200327 */
328struct wil_tid_ampdu_rx {
Vladimir Kondratievb4490f42014-02-27 16:20:44 +0200329 struct sk_buff **reorder_buf;
330 unsigned long *reorder_time;
331 struct timer_list session_timer;
332 struct timer_list reorder_timer;
333 unsigned long last_rx;
334 u16 head_seq_num;
335 u16 stored_mpdu_num;
336 u16 ssn;
337 u16 buf_size;
338 u16 timeout;
Vladimir Kondratievd5b1c322014-06-16 19:37:07 +0300339 u16 ssn_last_drop;
Vladimir Kondratievb4490f42014-02-27 16:20:44 +0200340 u8 dialog_token;
Vladimir Kondratievc888cdd2014-04-08 11:36:18 +0300341 bool first_time; /* is it 1-st time this buffer used? */
Vladimir Kondratievb4490f42014-02-27 16:20:44 +0200342};
343
Vladimir Kondratiev3df2cd362014-02-27 16:20:43 +0200344enum wil_sta_status {
345 wil_sta_unused = 0,
346 wil_sta_conn_pending = 1,
347 wil_sta_connected = 2,
348};
Vladimir Kondratievb4490f42014-02-27 16:20:44 +0200349
350#define WIL_STA_TID_NUM (16)
351
Vladimir Kondratievc8b78b52014-02-27 16:20:49 +0200352struct wil_net_stats {
353 unsigned long rx_packets;
354 unsigned long tx_packets;
355 unsigned long rx_bytes;
356 unsigned long tx_bytes;
357 unsigned long tx_errors;
358 unsigned long rx_dropped;
359 u16 last_mcs_rx;
360};
361
Vladimir Kondratiev3df2cd362014-02-27 16:20:43 +0200362/**
363 * struct wil_sta_info - data for peer
364 *
365 * Peer identified by its CID (connection ID)
366 * NIC performs beam forming for each peer;
367 * if no beam forming done, frame exchange is not
368 * possible.
369 */
370struct wil_sta_info {
371 u8 addr[ETH_ALEN];
372 enum wil_sta_status status;
Vladimir Kondratievc8b78b52014-02-27 16:20:49 +0200373 struct wil_net_stats stats;
Vladimir Kondratieve58c9f72014-03-17 15:34:06 +0200374 bool data_port_open; /* can send any data, not only EAPOL */
Vladimir Kondratievb4490f42014-02-27 16:20:44 +0200375 /* Rx BACK */
376 struct wil_tid_ampdu_rx *tid_rx[WIL_STA_TID_NUM];
Dedy Lanskyec81b5a2014-09-10 16:34:42 +0300377 spinlock_t tid_rx_lock; /* guarding tid_rx array */
Vladimir Kondratievb4490f42014-02-27 16:20:44 +0200378 unsigned long tid_rx_timer_expired[BITS_TO_LONGS(WIL_STA_TID_NUM)];
379 unsigned long tid_rx_stop_requested[BITS_TO_LONGS(WIL_STA_TID_NUM)];
Vladimir Kondratiev3df2cd362014-02-27 16:20:43 +0200380};
381
Vladimir Kondratiev2be7d222012-12-20 13:13:19 -0800382struct wil6210_priv {
383 struct pci_dev *pdev;
384 int n_msi;
385 struct wireless_dev *wdev;
386 void __iomem *csr;
387 ulong status;
Vladimir Kondratievb8023172013-03-13 14:12:50 +0200388 u32 fw_version;
Vladimir Kondratiev36b10a72014-03-17 15:34:10 +0200389 u32 hw_version;
Vladimir Kondratiev65082812014-07-14 09:49:37 +0300390 struct wil_board *board;
Vladimir Kondratievb8023172013-03-13 14:12:50 +0200391 u8 n_mids; /* number of additional MIDs as reported by FW */
Vladimir Kondratievfc219ee2014-05-27 14:45:45 +0300392 int recovery_count; /* num of FW recovery attempts in a short time */
393 unsigned long last_fw_recovery; /* jiffies of last fw recovery */
Vladimir Kondratiev2be7d222012-12-20 13:13:19 -0800394 /* profile */
395 u32 monitor_flags;
396 u32 secure_pcp; /* create secure PCP? */
397 int sinfo_gen;
Vladimir Kondratievb6b1b0e2014-09-22 15:31:41 +0300398 u32 itr_trsh;
Vladimir Kondratiev2be7d222012-12-20 13:13:19 -0800399 /* cached ISR registers */
400 u32 isr_misc;
401 /* mailbox related */
402 struct mutex wmi_mutex;
403 struct wil6210_mbox_ctl mbox_ctl;
404 struct completion wmi_ready;
Dedy Lansky59502642014-09-10 16:34:46 +0300405 struct completion wmi_call;
Vladimir Kondratiev2be7d222012-12-20 13:13:19 -0800406 u16 wmi_seq;
407 u16 reply_id; /**< wait for this WMI event */
408 void *reply_buf;
409 u16 reply_size;
410 struct workqueue_struct *wmi_wq; /* for deferred calls */
411 struct work_struct wmi_event_worker;
412 struct workqueue_struct *wmi_wq_conn; /* for connect worker */
Vladimir Kondratievd81079f2013-03-13 14:12:43 +0200413 struct work_struct connect_worker;
Vladimir Kondratiev2be7d222012-12-20 13:13:19 -0800414 struct work_struct disconnect_worker;
Vladimir Kondratieved6f9dc2014-03-17 15:34:19 +0200415 struct work_struct fw_error_worker; /* for FW error recovery */
Vladimir Kondratiev2be7d222012-12-20 13:13:19 -0800416 struct timer_list connect_timer;
Vladimir Kondratiev047e5d72014-05-27 14:45:48 +0300417 struct timer_list scan_timer; /* detect scan timeout */
Vladimir Kondratiev2be7d222012-12-20 13:13:19 -0800418 int pending_connect_cid;
419 struct list_head pending_wmi_ev;
420 /*
421 * protect pending_wmi_ev
422 * - fill in IRQ from wil6210_irq_misc,
423 * - consumed in thread by wmi_event_worker
424 */
425 spinlock_t wmi_ev_lock;
Vladimir Kondratieve0287c42013-05-12 14:43:36 +0300426 struct napi_struct napi_rx;
427 struct napi_struct napi_tx;
Vladimir Kondratiev2be7d222012-12-20 13:13:19 -0800428 /* DMA related */
429 struct vring vring_rx;
430 struct vring vring_tx[WIL6210_MAX_TX_RINGS];
Vladimir Kondratiev097638a2014-03-17 15:34:25 +0200431 struct vring_tx_data vring_tx_data[WIL6210_MAX_TX_RINGS];
Vladimir Kondratiev3df2cd362014-02-27 16:20:43 +0200432 u8 vring2cid_tid[WIL6210_MAX_TX_RINGS][2]; /* [0] - CID, [1] - TID */
433 struct wil_sta_info sta[WIL6210_MAX_CID];
Vladimir Kondratiev2be7d222012-12-20 13:13:19 -0800434 /* scan */
435 struct cfg80211_scan_request *scan_request;
436
437 struct mutex mutex; /* for wil6210_priv access in wil_{up|down} */
438 /* statistics */
Vladimir Kondratievbe299852014-06-16 19:37:22 +0300439 atomic_t isr_count_rx, isr_count_tx;
Vladimir Kondratiev2be7d222012-12-20 13:13:19 -0800440 /* debugfs */
441 struct dentry *debug;
Vladimir Kondratievb541d0a2014-07-14 09:49:41 +0300442 struct debugfs_blob_wrapper blobs[ARRAY_SIZE(fw_mapping)];
Vladimir Kondratievf772ebf2014-09-10 16:34:35 +0300443
444 void *platform_handle;
445 struct wil_platform_ops platform_ops;
Vladimir Kondratiev2be7d222012-12-20 13:13:19 -0800446};
447
448#define wil_to_wiphy(i) (i->wdev->wiphy)
449#define wil_to_dev(i) (wiphy_dev(wil_to_wiphy(i)))
450#define wiphy_to_wil(w) (struct wil6210_priv *)(wiphy_priv(w))
451#define wil_to_wdev(i) (i->wdev)
452#define wdev_to_wil(w) (struct wil6210_priv *)(wdev_priv(w))
453#define wil_to_ndev(i) (wil_to_wdev(i)->netdev)
454#define ndev_to_wil(n) (wdev_to_wil(n->ieee80211_ptr))
Vladimir Kondratiev151a9702014-09-10 16:34:30 +0300455#define wil_to_pcie_dev(i) (&i->pdev->dev)
Vladimir Kondratiev2be7d222012-12-20 13:13:19 -0800456
Vladimir Kondratiev98658092013-05-12 14:43:35 +0300457int wil_dbg_trace(struct wil6210_priv *wil, const char *fmt, ...);
458int wil_err(struct wil6210_priv *wil, const char *fmt, ...);
459int wil_info(struct wil6210_priv *wil, const char *fmt, ...);
460#define wil_dbg(wil, fmt, arg...) do { \
461 netdev_dbg(wil_to_ndev(wil), fmt, ##arg); \
462 wil_dbg_trace(wil, fmt, ##arg); \
463} while (0)
Vladimir Kondratiev2be7d222012-12-20 13:13:19 -0800464
Vladimir Kondratiev77438822013-01-28 18:31:06 +0200465#define wil_dbg_irq(wil, fmt, arg...) wil_dbg(wil, "DBG[ IRQ]" fmt, ##arg)
466#define wil_dbg_txrx(wil, fmt, arg...) wil_dbg(wil, "DBG[TXRX]" fmt, ##arg)
467#define wil_dbg_wmi(wil, fmt, arg...) wil_dbg(wil, "DBG[ WMI]" fmt, ##arg)
468#define wil_dbg_misc(wil, fmt, arg...) wil_dbg(wil, "DBG[MISC]" fmt, ##arg)
Vladimir Kondratiev2be7d222012-12-20 13:13:19 -0800469
Vladimir Kondratiev871d8c42014-09-10 16:34:39 +0300470#if defined(CONFIG_DYNAMIC_DEBUG)
Vladimir Kondratiev77438822013-01-28 18:31:06 +0200471#define wil_hex_dump_txrx(prefix_str, prefix_type, rowsize, \
Vladimir Kondratiev2be7d222012-12-20 13:13:19 -0800472 groupsize, buf, len, ascii) \
Vladimir Kondratiev3b0378a2013-03-13 14:12:38 +0200473 print_hex_dump_debug("DBG[TXRX]" prefix_str,\
Vladimir Kondratiev2be7d222012-12-20 13:13:19 -0800474 prefix_type, rowsize, \
475 groupsize, buf, len, ascii)
476
Vladimir Kondratiev77438822013-01-28 18:31:06 +0200477#define wil_hex_dump_wmi(prefix_str, prefix_type, rowsize, \
Vladimir Kondratiev2be7d222012-12-20 13:13:19 -0800478 groupsize, buf, len, ascii) \
Vladimir Kondratiev3b0378a2013-03-13 14:12:38 +0200479 print_hex_dump_debug("DBG[ WMI]" prefix_str,\
Vladimir Kondratiev2be7d222012-12-20 13:13:19 -0800480 prefix_type, rowsize, \
481 groupsize, buf, len, ascii)
Vladimir Kondratieva43b5142014-09-14 11:14:10 +0300482#else /* defined(CONFIG_DYNAMIC_DEBUG) */
483static inline
484void wil_hex_dump_txrx(const char *prefix_str, int prefix_type, int rowsize,
485 int groupsize, const void *buf, size_t len, bool ascii)
486{
487}
488
489static inline
490void wil_hex_dump_wmi(const char *prefix_str, int prefix_type, int rowsize,
491 int groupsize, const void *buf, size_t len, bool ascii)
492{
493}
494#endif /* defined(CONFIG_DYNAMIC_DEBUG) */
Vladimir Kondratiev2be7d222012-12-20 13:13:19 -0800495
496void wil_memcpy_fromio_32(void *dst, const volatile void __iomem *src,
497 size_t count);
498void wil_memcpy_toio_32(volatile void __iomem *dst, const void *src,
499 size_t count);
500
501void *wil_if_alloc(struct device *dev, void __iomem *csr);
502void wil_if_free(struct wil6210_priv *wil);
503int wil_if_add(struct wil6210_priv *wil);
504void wil_if_remove(struct wil6210_priv *wil);
505int wil_priv_init(struct wil6210_priv *wil);
506void wil_priv_deinit(struct wil6210_priv *wil);
507int wil_reset(struct wil6210_priv *wil);
Vladimir Kondratievb6b1b0e2014-09-22 15:31:41 +0300508void wil_set_itr_trsh(struct wil6210_priv *wil);
Vladimir Kondratieved6f9dc2014-03-17 15:34:19 +0200509void wil_fw_error_recovery(struct wil6210_priv *wil);
Vladimir Kondratiev2be7d222012-12-20 13:13:19 -0800510void wil_link_on(struct wil6210_priv *wil);
511void wil_link_off(struct wil6210_priv *wil);
512int wil_up(struct wil6210_priv *wil);
Vladimir Kondratiev73d839a2014-09-10 16:34:50 +0300513int __wil_up(struct wil6210_priv *wil);
Vladimir Kondratiev2be7d222012-12-20 13:13:19 -0800514int wil_down(struct wil6210_priv *wil);
Vladimir Kondratiev73d839a2014-09-10 16:34:50 +0300515int __wil_down(struct wil6210_priv *wil);
Vladimir Kondratiev2be7d222012-12-20 13:13:19 -0800516void wil_mbox_ring_le2cpus(struct wil6210_mbox_ring *r);
Vladimir Kondratiev3df2cd362014-02-27 16:20:43 +0200517int wil_find_cid(struct wil6210_priv *wil, const u8 *mac);
Vladimir Kondratievb6b1b0e2014-09-22 15:31:41 +0300518void wil_set_ethtoolops(struct net_device *ndev);
Vladimir Kondratiev2be7d222012-12-20 13:13:19 -0800519
520void __iomem *wmi_buffer(struct wil6210_priv *wil, __le32 ptr);
521void __iomem *wmi_addr(struct wil6210_priv *wil, u32 ptr);
522int wmi_read_hdr(struct wil6210_priv *wil, __le32 ptr,
523 struct wil6210_mbox_hdr *hdr);
524int wmi_send(struct wil6210_priv *wil, u16 cmdid, void *buf, u16 len);
525void wmi_recv_cmd(struct wil6210_priv *wil);
526int wmi_call(struct wil6210_priv *wil, u16 cmdid, void *buf, u16 len,
527 u16 reply_id, void *reply, u8 reply_size, int to_msec);
Vladimir Kondratiev2be7d222012-12-20 13:13:19 -0800528void wmi_event_worker(struct work_struct *work);
529void wmi_event_flush(struct wil6210_priv *wil);
530int wmi_set_ssid(struct wil6210_priv *wil, u8 ssid_len, const void *ssid);
531int wmi_get_ssid(struct wil6210_priv *wil, u8 *ssid_len, void *ssid);
532int wmi_set_channel(struct wil6210_priv *wil, int channel);
533int wmi_get_channel(struct wil6210_priv *wil, int *channel);
Vladimir Kondratiev2be7d222012-12-20 13:13:19 -0800534int wmi_del_cipher_key(struct wil6210_priv *wil, u8 key_index,
535 const void *mac_addr);
536int wmi_add_cipher_key(struct wil6210_priv *wil, u8 key_index,
537 const void *mac_addr, int key_len, const void *key);
538int wmi_echo(struct wil6210_priv *wil);
539int wmi_set_ie(struct wil6210_priv *wil, u8 type, u16 ie_len, const void *ie);
Vladimir Kondratiev47e19af2013-01-28 18:30:59 +0200540int wmi_rx_chain_add(struct wil6210_priv *wil, struct vring *vring);
Vladimir Kondratievb8023172013-03-13 14:12:50 +0200541int wmi_p2p_cfg(struct wil6210_priv *wil, int channel);
Vladimir Kondratiev1647f122014-02-27 16:20:40 +0200542int wmi_rxon(struct wil6210_priv *wil, bool on);
Vladimir Kondratiev1a2780e2013-03-13 14:12:51 +0200543int wmi_get_temperature(struct wil6210_priv *wil, u32 *t_m, u32 *t_r);
Vladimir Kondratiev4d55a0a2014-02-27 16:20:54 +0200544int wmi_disconnect_sta(struct wil6210_priv *wil, const u8 *mac, u16 reason);
Vladimir Kondratiev2be7d222012-12-20 13:13:19 -0800545
Vladimir Kondratievf4b5a802014-03-17 15:34:13 +0200546void wil6210_clear_irq(struct wil6210_priv *wil);
Vladimir Kondratiev2be7d222012-12-20 13:13:19 -0800547int wil6210_init_irq(struct wil6210_priv *wil, int irq);
548void wil6210_fini_irq(struct wil6210_priv *wil, int irq);
Vladimir Kondratieve4dbb092014-09-10 16:34:49 +0300549void wil_mask_irq(struct wil6210_priv *wil);
550void wil_unmask_irq(struct wil6210_priv *wil);
Vladimir Kondratiev73d839a2014-09-10 16:34:50 +0300551void wil_disable_irq(struct wil6210_priv *wil);
552void wil_enable_irq(struct wil6210_priv *wil);
Vladimir Kondratiev0b39aaf2014-06-16 19:36:59 +0300553int wil_cfg80211_mgmt_tx(struct wiphy *wiphy, struct wireless_dev *wdev,
554 struct cfg80211_mgmt_tx_params *params,
555 u64 *cookie);
Vladimir Kondratiev2be7d222012-12-20 13:13:19 -0800556
557int wil6210_debugfs_init(struct wil6210_priv *wil);
558void wil6210_debugfs_remove(struct wil6210_priv *wil);
Vladimir Kondratiev9eb82d42014-06-16 19:37:13 +0300559int wil_cid_fill_sinfo(struct wil6210_priv *wil, int cid,
560 struct station_info *sinfo);
Vladimir Kondratiev2be7d222012-12-20 13:13:19 -0800561
562struct wireless_dev *wil_cfg80211_init(struct device *dev);
563void wil_wdev_free(struct wil6210_priv *wil);
564
565int wmi_set_mac_address(struct wil6210_priv *wil, void *addr);
Vladimir Kondratievb8023172013-03-13 14:12:50 +0200566int wmi_pcp_start(struct wil6210_priv *wil, int bi, u8 wmi_nettype, u8 chan);
567int wmi_pcp_stop(struct wil6210_priv *wil);
Johannes Berg3b3a0162014-05-19 17:19:31 +0200568void wil6210_disconnect(struct wil6210_priv *wil, const u8 *bssid);
Vladimir Kondratiev2be7d222012-12-20 13:13:19 -0800569
570int wil_rx_init(struct wil6210_priv *wil);
571void wil_rx_fini(struct wil6210_priv *wil);
572
573/* TX API */
574int wil_vring_init_tx(struct wil6210_priv *wil, int id, int size,
575 int cid, int tid);
576void wil_vring_fini_tx(struct wil6210_priv *wil, int id);
577
578netdev_tx_t wil_start_xmit(struct sk_buff *skb, struct net_device *ndev);
Vladimir Kondratieve0287c42013-05-12 14:43:36 +0300579int wil_tx_complete(struct wil6210_priv *wil, int ringid);
580void wil6210_unmask_irq_tx(struct wil6210_priv *wil);
Vladimir Kondratiev2be7d222012-12-20 13:13:19 -0800581
582/* RX API */
Vladimir Kondratieve0287c42013-05-12 14:43:36 +0300583void wil_rx_handle(struct wil6210_priv *wil, int *quota);
584void wil6210_unmask_irq_rx(struct wil6210_priv *wil);
Vladimir Kondratiev2be7d222012-12-20 13:13:19 -0800585
586int wil_iftype_nl2wmi(enum nl80211_iftype type);
587
Vladimir Kondratiev151a9702014-09-10 16:34:30 +0300588int wil_request_firmware(struct wil6210_priv *wil, const char *name);
Vladimir Kondratiev2be7d222012-12-20 13:13:19 -0800589#endif /* __WIL6210_H__ */