1 /*
2 * Copyright (c) 2012-2017 Qualcomm Atheros, Inc.
3 * Copyright (c) 2018, The Linux Foundation. All rights reserved.
4 *
5 * Permission to use, copy, modify, and/or distribute this software for any
6 * purpose with or without fee is hereby granted, provided that the above
7 * copyright notice and this permission notice appear in all copies.
8 *
9 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
10 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
11 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
12 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
13 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
14 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
15 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
16 */
17
18 #ifndef __WIL6210_H__
19 #define __WIL6210_H__
20
21 #include <linux/etherdevice.h>
22 #include <linux/netdevice.h>
23 #include <linux/wireless.h>
24 #include <net/cfg80211.h>
25 #include <linux/timex.h>
26 #include <linux/types.h>
27 #include <linux/irqreturn.h>
28 #include "wmi.h"
29 #include "wil_platform.h"
30 #include "fw.h"
31
32 extern bool no_fw_recovery;
33 extern unsigned int mtu_max;
34 extern unsigned short rx_ring_overflow_thrsh;
35 extern int agg_wsize;
36 extern bool rx_align_2;
37 extern bool rx_large_buf;
38 extern bool debug_fw;
39 extern bool disable_ap_sme;
40 extern bool ftm_mode;
41
42 struct wil6210_priv;
43 struct wil6210_vif;
44 union wil_tx_desc;
45
46 #define WIL_NAME "wil6210"
47
48 #define WIL_FW_NAME_DEFAULT "wil6210.fw"
49 #define WIL_FW_NAME_FTM_DEFAULT "wil6210_ftm.fw"
50
51 #define WIL_FW_NAME_SPARROW_PLUS "wil6210_sparrow_plus.fw"
52 #define WIL_FW_NAME_FTM_SPARROW_PLUS "wil6210_sparrow_plus_ftm.fw"
53
54 #define WIL_FW_NAME_TALYN "wil6436.fw"
55 #define WIL_FW_NAME_FTM_TALYN "wil6436_ftm.fw"
56 #define WIL_BRD_NAME_TALYN "wil6436.brd"
57
58 #define WIL_BOARD_FILE_NAME "wil6210.brd" /* board & radio parameters */
59
60 #define WIL_DEFAULT_BUS_REQUEST_KBPS 128000 /* ~1Gbps */
61 #define WIL_MAX_BUS_REQUEST_KBPS 800000 /* ~6.1Gbps */
62
63 #define WIL_NUM_LATENCY_BINS 200
64
65 /* maximum number of virtual interfaces the driver supports
66 * (including the main interface)
67 */
68 #define WIL_MAX_VIFS 4
69
70 /**
71 * extract bits [@b0:@b1] (inclusive) from the value @x
72 * it should be @b0 <= @b1, or result is incorrect
73 */
WIL_GET_BITS(u32 x,int b0,int b1)74 static inline u32 WIL_GET_BITS(u32 x, int b0, int b1)
75 {
76 return (x >> b0) & ((1 << (b1 - b0 + 1)) - 1);
77 }
78
79 #define WIL6210_MIN_MEM_SIZE (2 * 1024 * 1024UL)
80 #define WIL6210_MAX_MEM_SIZE (4 * 1024 * 1024UL)
81
82 #define WIL_TX_Q_LEN_DEFAULT (4000)
83 #define WIL_RX_RING_SIZE_ORDER_DEFAULT (10)
84 #define WIL_TX_RING_SIZE_ORDER_DEFAULT (12)
85 #define WIL_BCAST_RING_SIZE_ORDER_DEFAULT (7)
86 #define WIL_BCAST_MCS0_LIMIT (1024) /* limit for MCS0 frame size */
87 /* limit ring size in range [32..32k] */
88 #define WIL_RING_SIZE_ORDER_MIN (5)
89 #define WIL_RING_SIZE_ORDER_MAX (15)
90 #define WIL6210_MAX_TX_RINGS (24) /* HW limit */
91 #define WIL6210_MAX_CID (8) /* HW limit */
92 #define WIL6210_NAPI_BUDGET (16) /* arbitrary */
93 #define WIL_MAX_AMPDU_SIZE (64 * 1024) /* FW/HW limit */
94 #define WIL_MAX_AGG_WSIZE (32) /* FW/HW limit */
95 #define WIL_MAX_AMPDU_SIZE_128 (128 * 1024) /* FW/HW limit */
96 #define WIL_MAX_AGG_WSIZE_64 (64) /* FW/HW limit */
97 #define WIL6210_MAX_STATUS_RINGS (8)
98
99 /* Hardware offload block adds the following:
100 * 26 bytes - 3-address QoS data header
101 * 8 bytes - IV + EIV (for GCMP)
102 * 8 bytes - SNAP
103 * 16 bytes - MIC (for GCMP)
104 * 4 bytes - CRC
105 */
106 #define WIL_MAX_MPDU_OVERHEAD (62)
107
108 struct wil_suspend_count_stats {
109 unsigned long successful_suspends;
110 unsigned long successful_resumes;
111 unsigned long failed_suspends;
112 unsigned long failed_resumes;
113 };
114
115 struct wil_suspend_stats {
116 struct wil_suspend_count_stats r_off;
117 struct wil_suspend_count_stats r_on;
118 unsigned long rejected_by_device; /* only radio on */
119 unsigned long rejected_by_host;
120 };
121
122 /* Calculate MAC buffer size for the firmware. It includes all overhead,
123 * as it will go over the air, and need to be 8 byte aligned
124 */
wil_mtu2macbuf(u32 mtu)125 static inline u32 wil_mtu2macbuf(u32 mtu)
126 {
127 return ALIGN(mtu + WIL_MAX_MPDU_OVERHEAD, 8);
128 }
129
130 /* MTU for Ethernet need to take into account 8-byte SNAP header
131 * to be added when encapsulating Ethernet frame into 802.11
132 */
133 #define WIL_MAX_ETH_MTU (IEEE80211_MAX_DATA_LEN_DMG - 8)
134 /* Max supported by wil6210 value for interrupt threshold is 5sec. */
135 #define WIL6210_ITR_TRSH_MAX (5000000)
136 #define WIL6210_ITR_TX_INTERFRAME_TIMEOUT_DEFAULT (13) /* usec */
137 #define WIL6210_ITR_RX_INTERFRAME_TIMEOUT_DEFAULT (13) /* usec */
138 #define WIL6210_ITR_TX_MAX_BURST_DURATION_DEFAULT (500) /* usec */
139 #define WIL6210_ITR_RX_MAX_BURST_DURATION_DEFAULT (500) /* usec */
140 #define WIL6210_FW_RECOVERY_RETRIES (5) /* try to recover this many times */
141 #define WIL6210_FW_RECOVERY_TO msecs_to_jiffies(5000)
142 #define WIL6210_SCAN_TO msecs_to_jiffies(10000)
143 #define WIL6210_DISCONNECT_TO_MS (2000)
144 #define WIL6210_RX_HIGH_TRSH_INIT (0)
145 #define WIL6210_RX_HIGH_TRSH_DEFAULT \
146 (1 << (WIL_RX_RING_SIZE_ORDER_DEFAULT - 3))
147 #define WIL_MAX_DMG_AID 254 /* for DMG only 1-254 allowed (see
148 * 802.11REVmc/D5.0, section 9.4.1.8)
149 */
150 /* Hardware definitions begin */
151
152 /*
153 * Mapping
154 * RGF File | Host addr | FW addr
155 * | |
156 * user_rgf | 0x000000 | 0x880000
157 * dma_rgf | 0x001000 | 0x881000
158 * pcie_rgf | 0x002000 | 0x882000
159 * | |
160 */
161
162 /* Where various structures placed in host address space */
163 #define WIL6210_FW_HOST_OFF (0x880000UL)
164
165 #define HOSTADDR(fwaddr) (fwaddr - WIL6210_FW_HOST_OFF)
166
167 /*
168 * Interrupt control registers block
169 *
170 * each interrupt controlled by the same bit in all registers
171 */
172 struct RGF_ICR {
173 u32 ICC; /* Cause Control, RW: 0 - W1C, 1 - COR */
174 u32 ICR; /* Cause, W1C/COR depending on ICC */
175 u32 ICM; /* Cause masked (ICR & ~IMV), W1C/COR depending on ICC */
176 u32 ICS; /* Cause Set, WO */
177 u32 IMV; /* Mask, RW+S/C */
178 u32 IMS; /* Mask Set, write 1 to set */
179 u32 IMC; /* Mask Clear, write 1 to clear */
180 } __packed;
181
182 /* registers - FW addresses */
183 #define RGF_USER_USAGE_1 (0x880004)
184 #define RGF_USER_USAGE_6 (0x880018)
185 #define BIT_USER_OOB_MODE BIT(31)
186 #define BIT_USER_OOB_R2_MODE BIT(30)
187 #define RGF_USER_USAGE_8 (0x880020)
188 #define BIT_USER_PREVENT_DEEP_SLEEP BIT(0)
189 #define BIT_USER_SUPPORT_T_POWER_ON_0 BIT(1)
190 #define BIT_USER_EXT_CLK BIT(2)
191 #define RGF_USER_HW_MACHINE_STATE (0x8801dc)
192 #define HW_MACHINE_BOOT_DONE (0x3fffffd)
193 #define RGF_USER_USER_CPU_0 (0x8801e0)
194 #define BIT_USER_USER_CPU_MAN_RST BIT(1) /* user_cpu_man_rst */
195 #define RGF_USER_CPU_PC (0x8801e8)
196 #define RGF_USER_MAC_CPU_0 (0x8801fc)
197 #define BIT_USER_MAC_CPU_MAN_RST BIT(1) /* mac_cpu_man_rst */
198 #define RGF_USER_USER_SCRATCH_PAD (0x8802bc)
199 #define RGF_USER_BL (0x880A3C) /* Boot Loader */
200 #define RGF_USER_FW_REV_ID (0x880a8c) /* chip revision */
201 #define RGF_USER_FW_CALIB_RESULT (0x880a90) /* b0-7:result
202 * b8-15:signature
203 */
204 #define CALIB_RESULT_SIGNATURE (0x11)
205 #define RGF_USER_CLKS_CTL_0 (0x880abc)
206 #define BIT_USER_CLKS_CAR_AHB_SW_SEL BIT(1) /* ref clk/PLL */
207 #define BIT_USER_CLKS_RST_PWGD BIT(11) /* reset on "power good" */
208 #define RGF_USER_CLKS_CTL_SW_RST_VEC_0 (0x880b04)
209 #define RGF_USER_CLKS_CTL_SW_RST_VEC_1 (0x880b08)
210 #define RGF_USER_CLKS_CTL_SW_RST_VEC_2 (0x880b0c)
211 #define RGF_USER_CLKS_CTL_SW_RST_VEC_3 (0x880b10)
212 #define RGF_USER_CLKS_CTL_SW_RST_MASK_0 (0x880b14)
213 #define BIT_HPAL_PERST_FROM_PAD BIT(6)
214 #define BIT_CAR_PERST_RST BIT(7)
215 #define RGF_USER_USER_ICR (0x880b4c) /* struct RGF_ICR */
216 #define BIT_USER_USER_ICR_SW_INT_2 BIT(18)
217 #define RGF_USER_CLKS_CTL_EXT_SW_RST_VEC_0 (0x880c18)
218 #define RGF_USER_CLKS_CTL_EXT_SW_RST_VEC_1 (0x880c2c)
219 #define RGF_USER_SPARROW_M_4 (0x880c50) /* Sparrow */
220 #define BIT_SPARROW_M_4_SEL_SLEEP_OR_REF BIT(2)
221 #define RGF_USER_OTP_HW_RD_MACHINE_1 (0x880ce0)
222 #define BIT_OTP_SIGNATURE_ERR_TALYN_MB BIT(0)
223 #define BIT_OTP_HW_SECTION_DONE_TALYN_MB BIT(2)
224 #define BIT_NO_FLASH_INDICATION BIT(8)
225 #define RGF_USER_XPM_IFC_RD_TIME1 (0x880cec)
226 #define RGF_USER_XPM_IFC_RD_TIME2 (0x880cf0)
227 #define RGF_USER_XPM_IFC_RD_TIME3 (0x880cf4)
228 #define RGF_USER_XPM_IFC_RD_TIME4 (0x880cf8)
229 #define RGF_USER_XPM_IFC_RD_TIME5 (0x880cfc)
230 #define RGF_USER_XPM_IFC_RD_TIME6 (0x880d00)
231 #define RGF_USER_XPM_IFC_RD_TIME7 (0x880d04)
232 #define RGF_USER_XPM_IFC_RD_TIME8 (0x880d08)
233 #define RGF_USER_XPM_IFC_RD_TIME9 (0x880d0c)
234 #define RGF_USER_XPM_IFC_RD_TIME10 (0x880d10)
235 #define RGF_USER_XPM_RD_DOUT_SAMPLE_TIME (0x880d64)
236
237 #define RGF_DMA_EP_TX_ICR (0x881bb4) /* struct RGF_ICR */
238 #define BIT_DMA_EP_TX_ICR_TX_DONE BIT(0)
239 #define BIT_DMA_EP_TX_ICR_TX_DONE_N(n) BIT(n+1) /* n = [0..23] */
240 #define RGF_DMA_EP_RX_ICR (0x881bd0) /* struct RGF_ICR */
241 #define BIT_DMA_EP_RX_ICR_RX_DONE BIT(0)
242 #define BIT_DMA_EP_RX_ICR_RX_HTRSH BIT(1)
243 #define RGF_DMA_EP_MISC_ICR (0x881bec) /* struct RGF_ICR */
244 #define BIT_DMA_EP_MISC_ICR_RX_HTRSH BIT(0)
245 #define BIT_DMA_EP_MISC_ICR_TX_NO_ACT BIT(1)
246 #define BIT_DMA_EP_MISC_ICR_HALP BIT(27)
247 #define BIT_DMA_EP_MISC_ICR_FW_INT(n) BIT(28+n) /* n = [0..3] */
248
249 /* Legacy interrupt moderation control (before Sparrow v2)*/
250 #define RGF_DMA_ITR_CNT_TRSH (0x881c5c)
251 #define RGF_DMA_ITR_CNT_DATA (0x881c60)
252 #define RGF_DMA_ITR_CNT_CRL (0x881c64)
253 #define BIT_DMA_ITR_CNT_CRL_EN BIT(0)
254 #define BIT_DMA_ITR_CNT_CRL_EXT_TICK BIT(1)
255 #define BIT_DMA_ITR_CNT_CRL_FOREVER BIT(2)
256 #define BIT_DMA_ITR_CNT_CRL_CLR BIT(3)
257 #define BIT_DMA_ITR_CNT_CRL_REACH_TRSH BIT(4)
258
259 /* Offload control (Sparrow B0+) */
260 #define RGF_DMA_OFUL_NID_0 (0x881cd4)
261 #define BIT_DMA_OFUL_NID_0_RX_EXT_TR_EN BIT(0)
262 #define BIT_DMA_OFUL_NID_0_TX_EXT_TR_EN BIT(1)
263 #define BIT_DMA_OFUL_NID_0_RX_EXT_A3_SRC BIT(2)
264 #define BIT_DMA_OFUL_NID_0_TX_EXT_A3_SRC BIT(3)
265
266 /* New (sparrow v2+) interrupt moderation control */
267 #define RGF_DMA_ITR_TX_DESQ_NO_MOD (0x881d40)
268 #define RGF_DMA_ITR_TX_CNT_TRSH (0x881d34)
269 #define RGF_DMA_ITR_TX_CNT_DATA (0x881d38)
270 #define RGF_DMA_ITR_TX_CNT_CTL (0x881d3c)
271 #define BIT_DMA_ITR_TX_CNT_CTL_EN BIT(0)
272 #define BIT_DMA_ITR_TX_CNT_CTL_EXT_TIC_SEL BIT(1)
273 #define BIT_DMA_ITR_TX_CNT_CTL_FOREVER BIT(2)
274 #define BIT_DMA_ITR_TX_CNT_CTL_CLR BIT(3)
275 #define BIT_DMA_ITR_TX_CNT_CTL_REACHED_TRESH BIT(4)
276 #define BIT_DMA_ITR_TX_CNT_CTL_CROSS_EN BIT(5)
277 #define BIT_DMA_ITR_TX_CNT_CTL_FREE_RUNNIG BIT(6)
278 #define RGF_DMA_ITR_TX_IDL_CNT_TRSH (0x881d60)
279 #define RGF_DMA_ITR_TX_IDL_CNT_DATA (0x881d64)
280 #define RGF_DMA_ITR_TX_IDL_CNT_CTL (0x881d68)
281 #define BIT_DMA_ITR_TX_IDL_CNT_CTL_EN BIT(0)
282 #define BIT_DMA_ITR_TX_IDL_CNT_CTL_EXT_TIC_SEL BIT(1)
283 #define BIT_DMA_ITR_TX_IDL_CNT_CTL_FOREVER BIT(2)
284 #define BIT_DMA_ITR_TX_IDL_CNT_CTL_CLR BIT(3)
285 #define BIT_DMA_ITR_TX_IDL_CNT_CTL_REACHED_TRESH BIT(4)
286 #define RGF_DMA_ITR_RX_DESQ_NO_MOD (0x881d50)
287 #define RGF_DMA_ITR_RX_CNT_TRSH (0x881d44)
288 #define RGF_DMA_ITR_RX_CNT_DATA (0x881d48)
289 #define RGF_DMA_ITR_RX_CNT_CTL (0x881d4c)
290 #define BIT_DMA_ITR_RX_CNT_CTL_EN BIT(0)
291 #define BIT_DMA_ITR_RX_CNT_CTL_EXT_TIC_SEL BIT(1)
292 #define BIT_DMA_ITR_RX_CNT_CTL_FOREVER BIT(2)
293 #define BIT_DMA_ITR_RX_CNT_CTL_CLR BIT(3)
294 #define BIT_DMA_ITR_RX_CNT_CTL_REACHED_TRESH BIT(4)
295 #define BIT_DMA_ITR_RX_CNT_CTL_CROSS_EN BIT(5)
296 #define BIT_DMA_ITR_RX_CNT_CTL_FREE_RUNNIG BIT(6)
297 #define RGF_DMA_ITR_RX_IDL_CNT_TRSH (0x881d54)
298 #define RGF_DMA_ITR_RX_IDL_CNT_DATA (0x881d58)
299 #define RGF_DMA_ITR_RX_IDL_CNT_CTL (0x881d5c)
300 #define BIT_DMA_ITR_RX_IDL_CNT_CTL_EN BIT(0)
301 #define BIT_DMA_ITR_RX_IDL_CNT_CTL_EXT_TIC_SEL BIT(1)
302 #define BIT_DMA_ITR_RX_IDL_CNT_CTL_FOREVER BIT(2)
303 #define BIT_DMA_ITR_RX_IDL_CNT_CTL_CLR BIT(3)
304 #define BIT_DMA_ITR_RX_IDL_CNT_CTL_REACHED_TRESH BIT(4)
305 #define RGF_DMA_MISC_CTL (0x881d6c)
306 #define BIT_OFUL34_RDY_VALID_BUG_FIX_EN BIT(7)
307
308 #define RGF_DMA_PSEUDO_CAUSE (0x881c68)
309 #define RGF_DMA_PSEUDO_CAUSE_MASK_SW (0x881c6c)
310 #define RGF_DMA_PSEUDO_CAUSE_MASK_FW (0x881c70)
311 #define BIT_DMA_PSEUDO_CAUSE_RX BIT(0)
312 #define BIT_DMA_PSEUDO_CAUSE_TX BIT(1)
313 #define BIT_DMA_PSEUDO_CAUSE_MISC BIT(2)
314
315 #define RGF_HP_CTRL (0x88265c)
316 #define RGF_PAL_UNIT_ICR (0x88266c) /* struct RGF_ICR */
317 #define RGF_PCIE_LOS_COUNTER_CTL (0x882dc4)
318
319 /* MAC timer, usec, for packet lifetime */
320 #define RGF_MAC_MTRL_COUNTER_0 (0x886aa8)
321
322 #define RGF_CAF_ICR (0x88946c) /* struct RGF_ICR */
323 #define RGF_CAF_OSC_CONTROL (0x88afa4)
324 #define BIT_CAF_OSC_XTAL_EN BIT(0)
325 #define RGF_CAF_PLL_LOCK_STATUS (0x88afec)
326 #define BIT_CAF_OSC_DIG_XTAL_STABLE BIT(0)
327
328 #define RGF_OTP_QC_SECURED (0x8a0038)
329 #define BIT_BOOT_FROM_ROM BIT(31)
330
331 /* eDMA */
332 #define RGF_INT_COUNT_ON_SPECIAL_EVT (0x8b62d8)
333
334 #define RGF_INT_CTRL_INT_GEN_CFG_0 (0x8bc000)
335 #define RGF_INT_CTRL_INT_GEN_CFG_1 (0x8bc004)
336 #define RGF_INT_GEN_TIME_UNIT_LIMIT (0x8bc0c8)
337
338 #define RGF_INT_GEN_CTRL (0x8bc0ec)
339 #define BIT_CONTROL_0 BIT(0)
340
341 /* eDMA status interrupts */
342 #define RGF_INT_GEN_RX_ICR (0x8bc0f4)
343 #define BIT_RX_STATUS_IRQ BIT(WIL_RX_STATUS_IRQ_IDX)
344 #define RGF_INT_GEN_TX_ICR (0x8bc110)
345 #define BIT_TX_STATUS_IRQ BIT(WIL_TX_STATUS_IRQ_IDX)
346 #define RGF_INT_CTRL_RX_INT_MASK (0x8bc12c)
347 #define RGF_INT_CTRL_TX_INT_MASK (0x8bc130)
348
349 #define RGF_INT_GEN_IDLE_TIME_LIMIT (0x8bc134)
350
351 #define USER_EXT_USER_PMU_3 (0x88d00c)
352 #define BIT_PMU_DEVICE_RDY BIT(0)
353
354 #define RGF_USER_JTAG_DEV_ID (0x880b34) /* device ID */
355 #define JTAG_DEV_ID_SPARROW (0x2632072f)
356 #define JTAG_DEV_ID_TALYN (0x7e0e1)
357 #define JTAG_DEV_ID_TALYN_MB (0x1007e0e1)
358
359 #define RGF_USER_REVISION_ID (0x88afe4)
360 #define RGF_USER_REVISION_ID_MASK (3)
361 #define REVISION_ID_SPARROW_B0 (0x0)
362 #define REVISION_ID_SPARROW_D0 (0x3)
363
364 #define RGF_OTP_MAC_TALYN_MB (0x8a0304)
365 #define RGF_OTP_MAC (0x8a0620)
366
367 /* Talyn-MB */
368 #define RGF_USER_USER_CPU_0_TALYN_MB (0x8c0138)
369 #define RGF_USER_MAC_CPU_0_TALYN_MB (0x8c0154)
370
371 /* crash codes for FW/Ucode stored here */
372
373 /* ASSERT RGFs */
374 #define SPARROW_RGF_FW_ASSERT_CODE (0x91f020)
375 #define SPARROW_RGF_UCODE_ASSERT_CODE (0x91f028)
376 #define TALYN_RGF_FW_ASSERT_CODE (0xa37020)
377 #define TALYN_RGF_UCODE_ASSERT_CODE (0xa37028)
378
379 enum {
380 HW_VER_UNKNOWN,
381 HW_VER_SPARROW_B0, /* REVISION_ID_SPARROW_B0 */
382 HW_VER_SPARROW_D0, /* REVISION_ID_SPARROW_D0 */
383 HW_VER_TALYN, /* JTAG_DEV_ID_TALYN */
384 HW_VER_TALYN_MB /* JTAG_DEV_ID_TALYN_MB */
385 };
386
387 /* popular locations */
388 #define RGF_MBOX RGF_USER_USER_SCRATCH_PAD
389 #define HOST_MBOX HOSTADDR(RGF_MBOX)
390 #define SW_INT_MBOX BIT_USER_USER_ICR_SW_INT_2
391
392 /* ISR register bits */
393 #define ISR_MISC_FW_READY BIT_DMA_EP_MISC_ICR_FW_INT(0)
394 #define ISR_MISC_MBOX_EVT BIT_DMA_EP_MISC_ICR_FW_INT(1)
395 #define ISR_MISC_FW_ERROR BIT_DMA_EP_MISC_ICR_FW_INT(3)
396
397 #define WIL_DATA_COMPLETION_TO_MS 200
398
399 /* Hardware definitions end */
400 #define SPARROW_FW_MAPPING_TABLE_SIZE 10
401 #define TALYN_FW_MAPPING_TABLE_SIZE 13
402 #define TALYN_MB_FW_MAPPING_TABLE_SIZE 19
403 #define MAX_FW_MAPPING_TABLE_SIZE 19
404
405 /* Common representation of physical address in wil ring */
406 struct wil_ring_dma_addr {
407 __le32 addr_low;
408 __le16 addr_high;
409 } __packed;
410
411 struct fw_map {
412 u32 from; /* linker address - from, inclusive */
413 u32 to; /* linker address - to, exclusive */
414 u32 host; /* PCI/Host address - BAR0 + 0x880000 */
415 const char *name; /* for debugfs */
416 bool fw; /* true if FW mapping, false if UCODE mapping */
417 bool crash_dump; /* true if should be dumped during crash dump */
418 };
419
420 /* array size should be in sync with actual definition in the wmi.c */
421 extern const struct fw_map sparrow_fw_mapping[SPARROW_FW_MAPPING_TABLE_SIZE];
422 extern const struct fw_map sparrow_d0_mac_rgf_ext;
423 extern const struct fw_map talyn_fw_mapping[TALYN_FW_MAPPING_TABLE_SIZE];
424 extern const struct fw_map talyn_mb_fw_mapping[TALYN_MB_FW_MAPPING_TABLE_SIZE];
425 extern struct fw_map fw_mapping[MAX_FW_MAPPING_TABLE_SIZE];
426
427 /**
428 * mk_cidxtid - construct @cidxtid field
429 * @cid: CID value
430 * @tid: TID value
431 *
432 * @cidxtid field encoded as bits 0..3 - CID; 4..7 - TID
433 */
mk_cidxtid(u8 cid,u8 tid)434 static inline u8 mk_cidxtid(u8 cid, u8 tid)
435 {
436 return ((tid & 0xf) << 4) | (cid & 0xf);
437 }
438
439 /**
440 * parse_cidxtid - parse @cidxtid field
441 * @cid: store CID value here
442 * @tid: store TID value here
443 *
444 * @cidxtid field encoded as bits 0..3 - CID; 4..7 - TID
445 */
parse_cidxtid(u8 cidxtid,u8 * cid,u8 * tid)446 static inline void parse_cidxtid(u8 cidxtid, u8 *cid, u8 *tid)
447 {
448 *cid = cidxtid & 0xf;
449 *tid = (cidxtid >> 4) & 0xf;
450 }
451
452 struct wil6210_mbox_ring {
453 u32 base;
454 u16 entry_size; /* max. size of mbox entry, incl. all headers */
455 u16 size;
456 u32 tail;
457 u32 head;
458 } __packed;
459
460 struct wil6210_mbox_ring_desc {
461 __le32 sync;
462 __le32 addr;
463 } __packed;
464
465 /* at HOST_OFF_WIL6210_MBOX_CTL */
466 struct wil6210_mbox_ctl {
467 struct wil6210_mbox_ring tx;
468 struct wil6210_mbox_ring rx;
469 } __packed;
470
471 struct wil6210_mbox_hdr {
472 __le16 seq;
473 __le16 len; /* payload, bytes after this header */
474 __le16 type;
475 u8 flags;
476 u8 reserved;
477 } __packed;
478
479 #define WIL_MBOX_HDR_TYPE_WMI (0)
480
481 /* max. value for wil6210_mbox_hdr.len */
482 #define MAX_MBOXITEM_SIZE (240)
483
484 struct pending_wmi_event {
485 struct list_head list;
486 struct {
487 struct wil6210_mbox_hdr hdr;
488 struct wmi_cmd_hdr wmi;
489 u8 data[0];
490 } __packed event;
491 };
492
493 enum { /* for wil_ctx.mapped_as */
494 wil_mapped_as_none = 0,
495 wil_mapped_as_single = 1,
496 wil_mapped_as_page = 2,
497 };
498
499 /**
500 * struct wil_ctx - software context for ring descriptor
501 */
502 struct wil_ctx {
503 struct sk_buff *skb;
504 u8 nr_frags;
505 u8 mapped_as;
506 };
507
508 struct wil_desc_ring_rx_swtail { /* relevant for enhanced DMA only */
509 u32 *va;
510 dma_addr_t pa;
511 };
512
513 /**
514 * A general ring structure, used for RX and TX.
515 * In legacy DMA it represents the vring,
516 * In enahnced DMA it represents the descriptor ring (vrings are handled by FW)
517 */
518 struct wil_ring {
519 dma_addr_t pa;
520 volatile union wil_ring_desc *va;
521 u16 size; /* number of wil_ring_desc elements */
522 u32 swtail;
523 u32 swhead;
524 u32 hwtail; /* write here to inform hw */
525 struct wil_ctx *ctx; /* ctx[size] - software context */
526 struct wil_desc_ring_rx_swtail edma_rx_swtail;
527 bool is_rx;
528 };
529
530 /**
531 * Additional data for Rx ring.
532 * Used for enhanced DMA RX chaining.
533 */
534 struct wil_ring_rx_data {
535 /* the skb being assembled */
536 struct sk_buff *skb;
537 /* true if we are skipping a bad fragmented packet */
538 bool skipping;
539 u16 buff_size;
540 };
541
542 /**
543 * Status ring structure, used for enhanced DMA completions for RX and TX.
544 */
545 struct wil_status_ring {
546 dma_addr_t pa;
547 void *va; /* pointer to ring_[tr]x_status elements */
548 u16 size; /* number of status elements */
549 size_t elem_size; /* status element size in bytes */
550 u32 swhead;
551 u32 hwtail; /* write here to inform hw */
552 bool is_rx;
553 u8 desc_rdy_pol; /* Expected descriptor ready bit polarity */
554 struct wil_ring_rx_data rx_data;
555 };
556
557 #define WIL_STA_TID_NUM (16)
558 #define WIL_MCS_MAX (12) /* Maximum MCS supported */
559
560 struct wil_net_stats {
561 unsigned long rx_packets;
562 unsigned long tx_packets;
563 unsigned long rx_bytes;
564 unsigned long tx_bytes;
565 unsigned long tx_errors;
566 u32 tx_latency_min_us;
567 u32 tx_latency_max_us;
568 u64 tx_latency_total_us;
569 unsigned long rx_dropped;
570 unsigned long rx_non_data_frame;
571 unsigned long rx_short_frame;
572 unsigned long rx_large_frame;
573 unsigned long rx_replay;
574 unsigned long rx_mic_error;
575 unsigned long rx_key_error; /* eDMA specific */
576 unsigned long rx_amsdu_error; /* eDMA specific */
577 unsigned long rx_csum_err;
578 u16 last_mcs_rx;
579 u64 rx_per_mcs[WIL_MCS_MAX + 1];
580 };
581
582 /**
583 * struct tx_rx_ops - different TX/RX ops for legacy and enhanced
584 * DMA flow
585 */
586 struct wil_txrx_ops {
587 void (*configure_interrupt_moderation)(struct wil6210_priv *wil);
588 /* TX ops */
589 int (*ring_init_tx)(struct wil6210_vif *vif, int ring_id,
590 int size, int cid, int tid);
591 void (*ring_fini_tx)(struct wil6210_priv *wil, struct wil_ring *ring);
592 int (*ring_init_bcast)(struct wil6210_vif *vif, int id, int size);
593 int (*tx_init)(struct wil6210_priv *wil);
594 void (*tx_fini)(struct wil6210_priv *wil);
595 int (*tx_desc_map)(union wil_tx_desc *desc, dma_addr_t pa,
596 u32 len, int ring_index);
597 void (*tx_desc_unmap)(struct device *dev,
598 union wil_tx_desc *desc,
599 struct wil_ctx *ctx);
600 int (*tx_ring_tso)(struct wil6210_priv *wil, struct wil6210_vif *vif,
601 struct wil_ring *ring, struct sk_buff *skb);
602 irqreturn_t (*irq_tx)(int irq, void *cookie);
603 /* RX ops */
604 int (*rx_init)(struct wil6210_priv *wil, u16 ring_size);
605 void (*rx_fini)(struct wil6210_priv *wil);
606 int (*wmi_addba_rx_resp)(struct wil6210_priv *wil, u8 mid, u8 cid,
607 u8 tid, u8 token, u16 status, bool amsdu,
608 u16 agg_wsize, u16 timeout);
609 void (*get_reorder_params)(struct wil6210_priv *wil,
610 struct sk_buff *skb, int *tid, int *cid,
611 int *mid, u16 *seq, int *mcast, int *retry);
612 void (*get_netif_rx_params)(struct sk_buff *skb,
613 int *cid, int *security);
614 int (*rx_crypto_check)(struct wil6210_priv *wil, struct sk_buff *skb);
615 int (*rx_error_check)(struct wil6210_priv *wil, struct sk_buff *skb,
616 struct wil_net_stats *stats);
617 bool (*is_rx_idle)(struct wil6210_priv *wil);
618 irqreturn_t (*irq_rx)(int irq, void *cookie);
619 };
620
621 /**
622 * Additional data for Tx ring
623 */
624 struct wil_ring_tx_data {
625 bool dot1x_open;
626 int enabled;
627 cycles_t idle, last_idle, begin;
628 u8 agg_wsize; /* agreed aggregation window, 0 - no agg */
629 u16 agg_timeout;
630 u8 agg_amsdu;
631 bool addba_in_progress; /* if set, agg_xxx is for request in progress */
632 u8 mid;
633 spinlock_t lock;
634 };
635
636 enum { /* for wil6210_priv.status */
637 wil_status_fwready = 0, /* FW operational */
638 wil_status_dontscan,
639 wil_status_mbox_ready, /* MBOX structures ready */
640 wil_status_irqen, /* interrupts enabled - for debug */
641 wil_status_napi_en, /* NAPI enabled protected by wil->mutex */
642 wil_status_resetting, /* reset in progress */
643 wil_status_suspending, /* suspend in progress */
644 wil_status_suspended, /* suspend completed, device is suspended */
645 wil_status_resuming, /* resume in progress */
646 wil_status_collecting_dumps, /* crashdump collection in progress */
647 wil_status_last /* keep last */
648 };
649
650 struct pci_dev;
651
652 /**
653 * struct tid_ampdu_rx - TID aggregation information (Rx).
654 *
655 * @reorder_buf: buffer to reorder incoming aggregated MPDUs
656 * @last_rx: jiffies of last rx activity
657 * @head_seq_num: head sequence number in reordering buffer.
658 * @stored_mpdu_num: number of MPDUs in reordering buffer
659 * @ssn: Starting Sequence Number expected to be aggregated.
660 * @buf_size: buffer size for incoming A-MPDUs
661 * @ssn_last_drop: SSN of the last dropped frame
662 * @total: total number of processed incoming frames
663 * @drop_dup: duplicate frames dropped for this reorder buffer
664 * @drop_old: old frames dropped for this reorder buffer
665 * @first_time: true when this buffer used 1-st time
666 * @mcast_last_seq: sequence number (SN) of last received multicast packet
667 * @drop_dup_mcast: duplicate multicast frames dropped for this reorder buffer
668 */
669 struct wil_tid_ampdu_rx {
670 struct sk_buff **reorder_buf;
671 unsigned long last_rx;
672 u16 head_seq_num;
673 u16 stored_mpdu_num;
674 u16 ssn;
675 u16 buf_size;
676 u16 ssn_last_drop;
677 unsigned long long total; /* frames processed */
678 unsigned long long drop_dup;
679 unsigned long long drop_old;
680 bool first_time; /* is it 1-st time this buffer used? */
681 u16 mcast_last_seq; /* multicast dup detection */
682 unsigned long long drop_dup_mcast;
683 };
684
685 /**
686 * struct wil_tid_crypto_rx_single - TID crypto information (Rx).
687 *
688 * @pn: GCMP PN for the session
689 * @key_set: valid key present
690 */
691 struct wil_tid_crypto_rx_single {
692 u8 pn[IEEE80211_GCMP_PN_LEN];
693 bool key_set;
694 };
695
696 struct wil_tid_crypto_rx {
697 struct wil_tid_crypto_rx_single key_id[4];
698 };
699
700 struct wil_p2p_info {
701 struct ieee80211_channel listen_chan;
702 u8 discovery_started;
703 u64 cookie;
704 struct wireless_dev *pending_listen_wdev;
705 unsigned int listen_duration;
706 struct timer_list discovery_timer; /* listen/search duration */
707 struct work_struct discovery_expired_work; /* listen/search expire */
708 struct work_struct delayed_listen_work; /* listen after scan done */
709 };
710
711 enum wil_sta_status {
712 wil_sta_unused = 0,
713 wil_sta_conn_pending = 1,
714 wil_sta_connected = 2,
715 };
716
717 /**
718 * struct wil_sta_info - data for peer
719 *
720 * Peer identified by its CID (connection ID)
721 * NIC performs beam forming for each peer;
722 * if no beam forming done, frame exchange is not
723 * possible.
724 */
725 struct wil_sta_info {
726 u8 addr[ETH_ALEN];
727 u8 mid;
728 enum wil_sta_status status;
729 struct wil_net_stats stats;
730 /**
731 * 20 latency bins. 1st bin counts packets with latency
732 * of 0..tx_latency_res, last bin counts packets with latency
733 * of 19*tx_latency_res and above.
734 * tx_latency_res is configured from "tx_latency" debug-fs.
735 */
736 u64 *tx_latency_bins;
737 struct wmi_link_stats_basic fw_stats_basic;
738 /* Rx BACK */
739 struct wil_tid_ampdu_rx *tid_rx[WIL_STA_TID_NUM];
740 spinlock_t tid_rx_lock; /* guarding tid_rx array */
741 unsigned long tid_rx_timer_expired[BITS_TO_LONGS(WIL_STA_TID_NUM)];
742 unsigned long tid_rx_stop_requested[BITS_TO_LONGS(WIL_STA_TID_NUM)];
743 struct wil_tid_crypto_rx tid_crypto_rx[WIL_STA_TID_NUM];
744 struct wil_tid_crypto_rx group_crypto_rx;
745 u8 aid; /* 1-254; 0 if unknown/not reported */
746 };
747
748 enum {
749 fw_recovery_idle = 0,
750 fw_recovery_pending = 1,
751 fw_recovery_running = 2,
752 };
753
754 enum {
755 hw_capa_no_flash,
756 hw_capa_last
757 };
758
759 struct wil_probe_client_req {
760 struct list_head list;
761 u64 cookie;
762 u8 cid;
763 };
764
765 struct pmc_ctx {
766 /* alloc, free, and read operations must own the lock */
767 struct mutex lock;
768 struct vring_tx_desc *pring_va;
769 dma_addr_t pring_pa;
770 struct desc_alloc_info *descriptors;
771 int last_cmd_status;
772 int num_descriptors;
773 int descriptor_size;
774 };
775
776 struct wil_halp {
777 struct mutex lock; /* protect halp ref_cnt */
778 unsigned int ref_cnt;
779 struct completion comp;
780 };
781
782 struct wil_blob_wrapper {
783 struct wil6210_priv *wil;
784 struct debugfs_blob_wrapper blob;
785 };
786
787 #define WIL_LED_MAX_ID (2)
788 #define WIL_LED_INVALID_ID (0xF)
789 #define WIL_LED_BLINK_ON_SLOW_MS (300)
790 #define WIL_LED_BLINK_OFF_SLOW_MS (300)
791 #define WIL_LED_BLINK_ON_MED_MS (200)
792 #define WIL_LED_BLINK_OFF_MED_MS (200)
793 #define WIL_LED_BLINK_ON_FAST_MS (100)
794 #define WIL_LED_BLINK_OFF_FAST_MS (100)
795 enum {
796 WIL_LED_TIME_SLOW = 0,
797 WIL_LED_TIME_MED,
798 WIL_LED_TIME_FAST,
799 WIL_LED_TIME_LAST,
800 };
801
802 struct blink_on_off_time {
803 u32 on_ms;
804 u32 off_ms;
805 };
806
807 struct wil_debugfs_iomem_data {
808 void *offset;
809 struct wil6210_priv *wil;
810 };
811
812 struct wil_debugfs_data {
813 struct wil_debugfs_iomem_data *data_arr;
814 int iomem_data_count;
815 };
816
817 extern struct blink_on_off_time led_blink_time[WIL_LED_TIME_LAST];
818 extern u8 led_id;
819 extern u8 led_polarity;
820
821 enum wil6210_vif_status {
822 wil_vif_fwconnecting,
823 wil_vif_fwconnected,
824 wil_vif_status_last /* keep last */
825 };
826
827 struct wil6210_vif {
828 struct wireless_dev wdev;
829 struct net_device *ndev;
830 struct wil6210_priv *wil;
831 u8 mid;
832 DECLARE_BITMAP(status, wil_vif_status_last);
833 u32 privacy; /* secure connection? */
834 u16 channel; /* relevant in AP mode */
835 u8 hidden_ssid; /* relevant in AP mode */
836 u32 ap_isolate; /* no intra-BSS communication */
837 bool pbss;
838 int bcast_ring;
839 struct cfg80211_bss *bss; /* connected bss, relevant in STA mode */
840 int locally_generated_disc; /* relevant in STA mode */
841 struct timer_list connect_timer;
842 struct work_struct disconnect_worker;
843 /* scan */
844 struct cfg80211_scan_request *scan_request;
845 struct timer_list scan_timer; /* detect scan timeout */
846 struct wil_p2p_info p2p;
847 /* keep alive */
848 struct list_head probe_client_pending;
849 struct mutex probe_client_mutex; /* protect @probe_client_pending */
850 struct work_struct probe_client_worker;
851 int net_queue_stopped; /* netif_tx_stop_all_queues invoked */
852 bool fw_stats_ready; /* per-cid statistics are ready inside sta_info */
853 u64 fw_stats_tsf; /* measurement timestamp */
854 };
855
856 /**
857 * RX buffer allocated for enhanced DMA RX descriptors
858 */
859 struct wil_rx_buff {
860 struct sk_buff *skb;
861 struct list_head list;
862 int id;
863 };
864
865 /**
866 * During Rx completion processing, the driver extracts a buffer ID which
867 * is used as an index to the rx_buff_mgmt.buff_arr array and then the SKB
868 * is given to the network stack and the buffer is moved from the 'active'
869 * list to the 'free' list.
870 * During Rx refill, SKBs are attached to free buffers and moved to the
871 * 'active' list.
872 */
873 struct wil_rx_buff_mgmt {
874 struct wil_rx_buff *buff_arr;
875 size_t size; /* number of items in buff_arr */
876 struct list_head active;
877 struct list_head free;
878 unsigned long free_list_empty_cnt; /* statistics */
879 };
880
881 struct wil_fw_stats_global {
882 bool ready;
883 u64 tsf; /* measurement timestamp */
884 struct wmi_link_stats_global stats;
885 };
886
887 struct wil6210_priv {
888 struct pci_dev *pdev;
889 u32 bar_size;
890 struct wiphy *wiphy;
891 struct net_device *main_ndev;
892 int n_msi;
893 void __iomem *csr;
894 DECLARE_BITMAP(status, wil_status_last);
895 u8 fw_version[ETHTOOL_FWVERS_LEN];
896 u32 hw_version;
897 u8 chip_revision;
898 const char *hw_name;
899 const char *wil_fw_name;
900 char *board_file;
901 u32 brd_file_addr;
902 u32 brd_file_max_size;
903 DECLARE_BITMAP(hw_capa, hw_capa_last);
904 DECLARE_BITMAP(fw_capabilities, WMI_FW_CAPABILITY_MAX);
905 DECLARE_BITMAP(platform_capa, WIL_PLATFORM_CAPA_MAX);
906 u32 recovery_count; /* num of FW recovery attempts in a short time */
907 u32 recovery_state; /* FW recovery state machine */
908 unsigned long last_fw_recovery; /* jiffies of last fw recovery */
909 wait_queue_head_t wq; /* for all wait_event() use */
910 u8 max_vifs; /* maximum number of interfaces, including main */
911 struct wil6210_vif *vifs[WIL_MAX_VIFS];
912 struct mutex vif_mutex; /* protects access to VIF entries */
913 atomic_t connected_vifs;
914 /* profile */
915 struct cfg80211_chan_def monitor_chandef;
916 u32 monitor_flags;
917 int sinfo_gen;
918 /* interrupt moderation */
919 u32 tx_max_burst_duration;
920 u32 tx_interframe_timeout;
921 u32 rx_max_burst_duration;
922 u32 rx_interframe_timeout;
923 /* cached ISR registers */
924 u32 isr_misc;
925 /* mailbox related */
926 struct mutex wmi_mutex;
927 struct wil6210_mbox_ctl mbox_ctl;
928 struct completion wmi_ready;
929 struct completion wmi_call;
930 u16 wmi_seq;
931 u16 reply_id; /**< wait for this WMI event */
932 u8 reply_mid;
933 void *reply_buf;
934 u16 reply_size;
935 struct workqueue_struct *wmi_wq; /* for deferred calls */
936 struct work_struct wmi_event_worker;
937 struct workqueue_struct *wq_service;
938 struct work_struct fw_error_worker; /* for FW error recovery */
939 struct list_head pending_wmi_ev;
940 /*
941 * protect pending_wmi_ev
942 * - fill in IRQ from wil6210_irq_misc,
943 * - consumed in thread by wmi_event_worker
944 */
945 spinlock_t wmi_ev_lock;
946 spinlock_t net_queue_lock; /* guarding stop/wake netif queue */
947 struct napi_struct napi_rx;
948 struct napi_struct napi_tx;
949 struct net_device napi_ndev; /* dummy net_device serving all VIFs */
950
951 /* DMA related */
952 struct wil_ring ring_rx;
953 unsigned int rx_buf_len;
954 struct wil_ring ring_tx[WIL6210_MAX_TX_RINGS];
955 struct wil_ring_tx_data ring_tx_data[WIL6210_MAX_TX_RINGS];
956 struct wil_status_ring srings[WIL6210_MAX_STATUS_RINGS];
957 u8 num_rx_status_rings;
958 int tx_sring_idx;
959 u8 ring2cid_tid[WIL6210_MAX_TX_RINGS][2]; /* [0] - CID, [1] - TID */
960 struct wil_sta_info sta[WIL6210_MAX_CID];
961 u32 ring_idle_trsh; /* HW fetches up to 16 descriptors at once */
962 u32 dma_addr_size; /* indicates dma addr size */
963 struct wil_rx_buff_mgmt rx_buff_mgmt;
964 bool use_enhanced_dma_hw;
965 struct wil_txrx_ops txrx_ops;
966
967 struct mutex mutex; /* for wil6210_priv access in wil_{up|down} */
968 /* statistics */
969 atomic_t isr_count_rx, isr_count_tx;
970 /* debugfs */
971 struct dentry *debug;
972 struct wil_blob_wrapper blobs[MAX_FW_MAPPING_TABLE_SIZE];
973 u8 discovery_mode;
974 u8 abft_len;
975 u8 wakeup_trigger;
976 struct wil_suspend_stats suspend_stats;
977 struct wil_debugfs_data dbg_data;
978 bool tx_latency; /* collect TX latency measurements */
979 size_t tx_latency_res; /* bin resolution in usec */
980
981 void *platform_handle;
982 struct wil_platform_ops platform_ops;
983 bool keep_radio_on_during_sleep;
984
985 struct pmc_ctx pmc;
986
987 u8 p2p_dev_started;
988
989 /* P2P_DEVICE vif */
990 struct wireless_dev *p2p_wdev;
991 struct wireless_dev *radio_wdev;
992
993 /* High Access Latency Policy voting */
994 struct wil_halp halp;
995
996 enum wmi_ps_profile_type ps_profile;
997
998 int fw_calib_result;
999
1000 struct notifier_block pm_notify;
1001
1002 bool suspend_resp_rcvd;
1003 bool suspend_resp_comp;
1004 u32 bus_request_kbps;
1005 u32 bus_request_kbps_pre_suspend;
1006
1007 u32 rgf_fw_assert_code_addr;
1008 u32 rgf_ucode_assert_code_addr;
1009 u32 iccm_base;
1010
1011 /* relevant only for eDMA */
1012 bool use_compressed_rx_status;
1013 u32 rx_status_ring_order;
1014 u32 tx_status_ring_order;
1015 u32 rx_buff_id_count;
1016 bool amsdu_en;
1017 bool use_rx_hw_reordering;
1018 bool secured_boot;
1019 u8 boot_config;
1020
1021 struct wil_fw_stats_global fw_stats_global;
1022
1023 u32 max_agg_wsize;
1024 u32 max_ampdu_size;
1025 };
1026
1027 #define wil_to_wiphy(i) (i->wiphy)
1028 #define wil_to_dev(i) (wiphy_dev(wil_to_wiphy(i)))
1029 #define wiphy_to_wil(w) (struct wil6210_priv *)(wiphy_priv(w))
1030 #define wdev_to_wil(w) (struct wil6210_priv *)(wdev_priv(w))
1031 #define ndev_to_wil(n) (wdev_to_wil(n->ieee80211_ptr))
1032 #define ndev_to_vif(n) (struct wil6210_vif *)(netdev_priv(n))
1033 #define vif_to_wil(v) (v->wil)
1034 #define vif_to_ndev(v) (v->ndev)
1035 #define vif_to_wdev(v) (&v->wdev)
1036
wdev_to_vif(struct wil6210_priv * wil,struct wireless_dev * wdev)1037 static inline struct wil6210_vif *wdev_to_vif(struct wil6210_priv *wil,
1038 struct wireless_dev *wdev)
1039 {
1040 /* main interface is shared with P2P device */
1041 if (wdev == wil->p2p_wdev)
1042 return ndev_to_vif(wil->main_ndev);
1043 else
1044 return container_of(wdev, struct wil6210_vif, wdev);
1045 }
1046
1047 static inline struct wireless_dev *
vif_to_radio_wdev(struct wil6210_priv * wil,struct wil6210_vif * vif)1048 vif_to_radio_wdev(struct wil6210_priv *wil, struct wil6210_vif *vif)
1049 {
1050 /* main interface is shared with P2P device */
1051 if (vif->mid)
1052 return vif_to_wdev(vif);
1053 else
1054 return wil->radio_wdev;
1055 }
1056
1057 __printf(2, 3)
1058 void wil_dbg_trace(struct wil6210_priv *wil, const char *fmt, ...);
1059 __printf(2, 3)
1060 void __wil_err(struct wil6210_priv *wil, const char *fmt, ...);
1061 __printf(2, 3)
1062 void __wil_err_ratelimited(struct wil6210_priv *wil, const char *fmt, ...);
1063 __printf(2, 3)
1064 void __wil_info(struct wil6210_priv *wil, const char *fmt, ...);
1065 __printf(2, 3)
1066 void wil_dbg_ratelimited(const struct wil6210_priv *wil, const char *fmt, ...);
1067 #define wil_dbg(wil, fmt, arg...) do { \
1068 netdev_dbg(wil->main_ndev, fmt, ##arg); \
1069 wil_dbg_trace(wil, fmt, ##arg); \
1070 } while (0)
1071
1072 #define wil_dbg_irq(wil, fmt, arg...) wil_dbg(wil, "DBG[ IRQ]" fmt, ##arg)
1073 #define wil_dbg_txrx(wil, fmt, arg...) wil_dbg(wil, "DBG[TXRX]" fmt, ##arg)
1074 #define wil_dbg_wmi(wil, fmt, arg...) wil_dbg(wil, "DBG[ WMI]" fmt, ##arg)
1075 #define wil_dbg_misc(wil, fmt, arg...) wil_dbg(wil, "DBG[MISC]" fmt, ##arg)
1076 #define wil_dbg_pm(wil, fmt, arg...) wil_dbg(wil, "DBG[ PM ]" fmt, ##arg)
1077 #define wil_err(wil, fmt, arg...) __wil_err(wil, "%s: " fmt, __func__, ##arg)
1078 #define wil_info(wil, fmt, arg...) __wil_info(wil, "%s: " fmt, __func__, ##arg)
1079 #define wil_err_ratelimited(wil, fmt, arg...) \
1080 __wil_err_ratelimited(wil, "%s: " fmt, __func__, ##arg)
1081
1082 /* target operations */
1083 /* register read */
wil_r(struct wil6210_priv * wil,u32 reg)1084 static inline u32 wil_r(struct wil6210_priv *wil, u32 reg)
1085 {
1086 return readl(wil->csr + HOSTADDR(reg));
1087 }
1088
1089 /* register write. wmb() to make sure it is completed */
wil_w(struct wil6210_priv * wil,u32 reg,u32 val)1090 static inline void wil_w(struct wil6210_priv *wil, u32 reg, u32 val)
1091 {
1092 writel(val, wil->csr + HOSTADDR(reg));
1093 wmb(); /* wait for write to propagate to the HW */
1094 }
1095
1096 /* register set = read, OR, write */
wil_s(struct wil6210_priv * wil,u32 reg,u32 val)1097 static inline void wil_s(struct wil6210_priv *wil, u32 reg, u32 val)
1098 {
1099 wil_w(wil, reg, wil_r(wil, reg) | val);
1100 }
1101
1102 /* register clear = read, AND with inverted, write */
wil_c(struct wil6210_priv * wil,u32 reg,u32 val)1103 static inline void wil_c(struct wil6210_priv *wil, u32 reg, u32 val)
1104 {
1105 wil_w(wil, reg, wil_r(wil, reg) & ~val);
1106 }
1107
1108 void wil_get_board_file(struct wil6210_priv *wil, char *buf, size_t len);
1109
1110 #if defined(CONFIG_DYNAMIC_DEBUG)
1111 #define wil_hex_dump_txrx(prefix_str, prefix_type, rowsize, \
1112 groupsize, buf, len, ascii) \
1113 print_hex_dump_debug("DBG[TXRX]" prefix_str,\
1114 prefix_type, rowsize, \
1115 groupsize, buf, len, ascii)
1116
1117 #define wil_hex_dump_wmi(prefix_str, prefix_type, rowsize, \
1118 groupsize, buf, len, ascii) \
1119 print_hex_dump_debug("DBG[ WMI]" prefix_str,\
1120 prefix_type, rowsize, \
1121 groupsize, buf, len, ascii)
1122
1123 #define wil_hex_dump_misc(prefix_str, prefix_type, rowsize, \
1124 groupsize, buf, len, ascii) \
1125 print_hex_dump_debug("DBG[MISC]" prefix_str,\
1126 prefix_type, rowsize, \
1127 groupsize, buf, len, ascii)
1128 #else /* defined(CONFIG_DYNAMIC_DEBUG) */
1129 static inline
wil_hex_dump_txrx(const char * prefix_str,int prefix_type,int rowsize,int groupsize,const void * buf,size_t len,bool ascii)1130 void wil_hex_dump_txrx(const char *prefix_str, int prefix_type, int rowsize,
1131 int groupsize, const void *buf, size_t len, bool ascii)
1132 {
1133 }
1134
1135 static inline
wil_hex_dump_wmi(const char * prefix_str,int prefix_type,int rowsize,int groupsize,const void * buf,size_t len,bool ascii)1136 void wil_hex_dump_wmi(const char *prefix_str, int prefix_type, int rowsize,
1137 int groupsize, const void *buf, size_t len, bool ascii)
1138 {
1139 }
1140
1141 static inline
wil_hex_dump_misc(const char * prefix_str,int prefix_type,int rowsize,int groupsize,const void * buf,size_t len,bool ascii)1142 void wil_hex_dump_misc(const char *prefix_str, int prefix_type, int rowsize,
1143 int groupsize, const void *buf, size_t len, bool ascii)
1144 {
1145 }
1146 #endif /* defined(CONFIG_DYNAMIC_DEBUG) */
1147
1148 void wil_memcpy_fromio_32(void *dst, const volatile void __iomem *src,
1149 size_t count);
1150 void wil_memcpy_toio_32(volatile void __iomem *dst, const void *src,
1151 size_t count);
1152
1153 struct wil6210_vif *
1154 wil_vif_alloc(struct wil6210_priv *wil, const char *name,
1155 unsigned char name_assign_type, enum nl80211_iftype iftype);
1156 void wil_vif_free(struct wil6210_vif *vif);
1157 void *wil_if_alloc(struct device *dev);
1158 bool wil_has_other_active_ifaces(struct wil6210_priv *wil,
1159 struct net_device *ndev, bool up, bool ok);
1160 bool wil_has_active_ifaces(struct wil6210_priv *wil, bool up, bool ok);
1161 void wil_if_free(struct wil6210_priv *wil);
1162 int wil_vif_add(struct wil6210_priv *wil, struct wil6210_vif *vif);
1163 int wil_if_add(struct wil6210_priv *wil);
1164 void wil_vif_remove(struct wil6210_priv *wil, u8 mid);
1165 void wil_if_remove(struct wil6210_priv *wil);
1166 int wil_priv_init(struct wil6210_priv *wil);
1167 void wil_priv_deinit(struct wil6210_priv *wil);
1168 int wil_ps_update(struct wil6210_priv *wil,
1169 enum wmi_ps_profile_type ps_profile);
1170 int wil_reset(struct wil6210_priv *wil, bool no_fw);
1171 void wil_fw_error_recovery(struct wil6210_priv *wil);
1172 void wil_set_recovery_state(struct wil6210_priv *wil, int state);
1173 bool wil_is_recovery_blocked(struct wil6210_priv *wil);
1174 int wil_up(struct wil6210_priv *wil);
1175 int __wil_up(struct wil6210_priv *wil);
1176 int wil_down(struct wil6210_priv *wil);
1177 int __wil_down(struct wil6210_priv *wil);
1178 void wil_refresh_fw_capabilities(struct wil6210_priv *wil);
1179 void wil_mbox_ring_le2cpus(struct wil6210_mbox_ring *r);
1180 int wil_find_cid(struct wil6210_priv *wil, u8 mid, const u8 *mac);
1181 void wil_set_ethtoolops(struct net_device *ndev);
1182
1183 struct fw_map *wil_find_fw_mapping(const char *section);
1184 void __iomem *wmi_buffer_block(struct wil6210_priv *wil, __le32 ptr, u32 size);
1185 void __iomem *wmi_buffer(struct wil6210_priv *wil, __le32 ptr);
1186 void __iomem *wmi_addr(struct wil6210_priv *wil, u32 ptr);
1187 int wmi_read_hdr(struct wil6210_priv *wil, __le32 ptr,
1188 struct wil6210_mbox_hdr *hdr);
1189 int wmi_send(struct wil6210_priv *wil, u16 cmdid, u8 mid, void *buf, u16 len);
1190 void wmi_recv_cmd(struct wil6210_priv *wil);
1191 int wmi_call(struct wil6210_priv *wil, u16 cmdid, u8 mid, void *buf, u16 len,
1192 u16 reply_id, void *reply, u16 reply_size, int to_msec);
1193 void wmi_event_worker(struct work_struct *work);
1194 void wmi_event_flush(struct wil6210_priv *wil);
1195 int wmi_set_ssid(struct wil6210_vif *vif, u8 ssid_len, const void *ssid);
1196 int wmi_get_ssid(struct wil6210_vif *vif, u8 *ssid_len, void *ssid);
1197 int wmi_set_channel(struct wil6210_priv *wil, int channel);
1198 int wmi_get_channel(struct wil6210_priv *wil, int *channel);
1199 int wmi_del_cipher_key(struct wil6210_vif *vif, u8 key_index,
1200 const void *mac_addr, int key_usage);
1201 int wmi_add_cipher_key(struct wil6210_vif *vif, u8 key_index,
1202 const void *mac_addr, int key_len, const void *key,
1203 int key_usage);
1204 int wmi_echo(struct wil6210_priv *wil);
1205 int wmi_set_ie(struct wil6210_vif *vif, u8 type, u16 ie_len, const void *ie);
1206 int wmi_rx_chain_add(struct wil6210_priv *wil, struct wil_ring *vring);
1207 int wmi_rxon(struct wil6210_priv *wil, bool on);
1208 int wmi_get_temperature(struct wil6210_priv *wil, u32 *t_m, u32 *t_r);
1209 int wmi_disconnect_sta(struct wil6210_vif *vif, const u8 *mac,
1210 u16 reason, bool full_disconnect, bool del_sta);
1211 int wmi_addba(struct wil6210_priv *wil, u8 mid,
1212 u8 ringid, u8 size, u16 timeout);
1213 int wmi_delba_tx(struct wil6210_priv *wil, u8 mid, u8 ringid, u16 reason);
1214 int wmi_delba_rx(struct wil6210_priv *wil, u8 mid, u8 cidxtid, u16 reason);
1215 int wmi_addba_rx_resp(struct wil6210_priv *wil,
1216 u8 mid, u8 cid, u8 tid, u8 token,
1217 u16 status, bool amsdu, u16 agg_wsize, u16 timeout);
1218 int wmi_ps_dev_profile_cfg(struct wil6210_priv *wil,
1219 enum wmi_ps_profile_type ps_profile);
1220 int wmi_set_mgmt_retry(struct wil6210_priv *wil, u8 retry_short);
1221 int wmi_get_mgmt_retry(struct wil6210_priv *wil, u8 *retry_short);
1222 int wmi_new_sta(struct wil6210_vif *vif, const u8 *mac, u8 aid);
1223 int wmi_port_allocate(struct wil6210_priv *wil, u8 mid,
1224 const u8 *mac, enum nl80211_iftype iftype);
1225 int wmi_port_delete(struct wil6210_priv *wil, u8 mid);
1226 int wmi_link_stats_cfg(struct wil6210_vif *vif, u32 type, u8 cid, u32 interval);
1227 int wil_addba_rx_request(struct wil6210_priv *wil, u8 mid,
1228 u8 cidxtid, u8 dialog_token, __le16 ba_param_set,
1229 __le16 ba_timeout, __le16 ba_seq_ctrl);
1230 int wil_addba_tx_request(struct wil6210_priv *wil, u8 ringid, u16 wsize);
1231
1232 void wil6210_clear_irq(struct wil6210_priv *wil);
1233 int wil6210_init_irq(struct wil6210_priv *wil, int irq);
1234 void wil6210_fini_irq(struct wil6210_priv *wil, int irq);
1235 void wil_mask_irq(struct wil6210_priv *wil);
1236 void wil_unmask_irq(struct wil6210_priv *wil);
1237 void wil_configure_interrupt_moderation(struct wil6210_priv *wil);
1238 void wil_disable_irq(struct wil6210_priv *wil);
1239 void wil_enable_irq(struct wil6210_priv *wil);
1240 void wil6210_mask_halp(struct wil6210_priv *wil);
1241
1242 /* P2P */
1243 bool wil_p2p_is_social_scan(struct cfg80211_scan_request *request);
1244 int wil_p2p_search(struct wil6210_vif *vif,
1245 struct cfg80211_scan_request *request);
1246 int wil_p2p_listen(struct wil6210_priv *wil, struct wireless_dev *wdev,
1247 unsigned int duration, struct ieee80211_channel *chan,
1248 u64 *cookie);
1249 u8 wil_p2p_stop_discovery(struct wil6210_vif *vif);
1250 int wil_p2p_cancel_listen(struct wil6210_vif *vif, u64 cookie);
1251 void wil_p2p_listen_expired(struct work_struct *work);
1252 void wil_p2p_search_expired(struct work_struct *work);
1253 void wil_p2p_stop_radio_operations(struct wil6210_priv *wil);
1254 void wil_p2p_delayed_listen_work(struct work_struct *work);
1255
1256 /* WMI for P2P */
1257 int wmi_p2p_cfg(struct wil6210_vif *vif, int channel, int bi);
1258 int wmi_start_listen(struct wil6210_vif *vif);
1259 int wmi_start_search(struct wil6210_vif *vif);
1260 int wmi_stop_discovery(struct wil6210_vif *vif);
1261
1262 int wil_cfg80211_mgmt_tx(struct wiphy *wiphy, struct wireless_dev *wdev,
1263 struct cfg80211_mgmt_tx_params *params,
1264 u64 *cookie);
1265 int wil_cfg80211_iface_combinations_from_fw(
1266 struct wil6210_priv *wil,
1267 const struct wil_fw_record_concurrency *conc);
1268 int wil_vif_prepare_stop(struct wil6210_vif *vif);
1269
1270 #if defined(CONFIG_WIL6210_DEBUGFS)
1271 int wil6210_debugfs_init(struct wil6210_priv *wil);
1272 void wil6210_debugfs_remove(struct wil6210_priv *wil);
1273 #else
wil6210_debugfs_init(struct wil6210_priv * wil)1274 static inline int wil6210_debugfs_init(struct wil6210_priv *wil) { return 0; }
wil6210_debugfs_remove(struct wil6210_priv * wil)1275 static inline void wil6210_debugfs_remove(struct wil6210_priv *wil) {}
1276 #endif
1277
1278 int wil_cid_fill_sinfo(struct wil6210_vif *vif, int cid,
1279 struct station_info *sinfo);
1280
1281 struct wil6210_priv *wil_cfg80211_init(struct device *dev);
1282 void wil_cfg80211_deinit(struct wil6210_priv *wil);
1283 void wil_p2p_wdev_free(struct wil6210_priv *wil);
1284
1285 int wmi_set_mac_address(struct wil6210_priv *wil, void *addr);
1286 int wmi_pcp_start(struct wil6210_vif *vif, int bi, u8 wmi_nettype, u8 chan,
1287 u8 hidden_ssid, u8 is_go);
1288 int wmi_pcp_stop(struct wil6210_vif *vif);
1289 int wmi_led_cfg(struct wil6210_priv *wil, bool enable);
1290 int wmi_abort_scan(struct wil6210_vif *vif);
1291 void wil_abort_scan(struct wil6210_vif *vif, bool sync);
1292 void wil_abort_scan_all_vifs(struct wil6210_priv *wil, bool sync);
1293 void wil6210_bus_request(struct wil6210_priv *wil, u32 kbps);
1294 void wil6210_disconnect(struct wil6210_vif *vif, const u8 *bssid,
1295 u16 reason_code, bool from_event);
1296 void wil_probe_client_flush(struct wil6210_vif *vif);
1297 void wil_probe_client_worker(struct work_struct *work);
1298 void wil_disconnect_worker(struct work_struct *work);
1299
1300 void wil_init_txrx_ops(struct wil6210_priv *wil);
1301
1302 /* TX API */
1303 int wil_ring_init_tx(struct wil6210_vif *vif, int cid);
1304 int wil_vring_init_bcast(struct wil6210_vif *vif, int id, int size);
1305 int wil_bcast_init(struct wil6210_vif *vif);
1306 void wil_bcast_fini(struct wil6210_vif *vif);
1307 void wil_bcast_fini_all(struct wil6210_priv *wil);
1308
1309 void wil_update_net_queues(struct wil6210_priv *wil, struct wil6210_vif *vif,
1310 struct wil_ring *ring, bool should_stop);
1311 void wil_update_net_queues_bh(struct wil6210_priv *wil, struct wil6210_vif *vif,
1312 struct wil_ring *ring, bool check_stop);
1313 netdev_tx_t wil_start_xmit(struct sk_buff *skb, struct net_device *ndev);
1314 int wil_tx_complete(struct wil6210_vif *vif, int ringid);
1315 void wil6210_unmask_irq_tx(struct wil6210_priv *wil);
1316 void wil6210_unmask_irq_tx_edma(struct wil6210_priv *wil);
1317
1318 /* RX API */
1319 void wil_rx_handle(struct wil6210_priv *wil, int *quota);
1320 void wil6210_unmask_irq_rx(struct wil6210_priv *wil);
1321 void wil6210_unmask_irq_rx_edma(struct wil6210_priv *wil);
1322
1323 int wil_iftype_nl2wmi(enum nl80211_iftype type);
1324
1325 int wil_request_firmware(struct wil6210_priv *wil, const char *name,
1326 bool load);
1327 int wil_request_board(struct wil6210_priv *wil, const char *name);
1328 bool wil_fw_verify_file_exists(struct wil6210_priv *wil, const char *name);
1329
1330 void wil_pm_runtime_allow(struct wil6210_priv *wil);
1331 void wil_pm_runtime_forbid(struct wil6210_priv *wil);
1332 int wil_pm_runtime_get(struct wil6210_priv *wil);
1333 void wil_pm_runtime_put(struct wil6210_priv *wil);
1334
1335 int wil_can_suspend(struct wil6210_priv *wil, bool is_runtime);
1336 int wil_suspend(struct wil6210_priv *wil, bool is_runtime, bool keep_radio_on);
1337 int wil_resume(struct wil6210_priv *wil, bool is_runtime, bool keep_radio_on);
1338 bool wil_is_wmi_idle(struct wil6210_priv *wil);
1339 int wmi_resume(struct wil6210_priv *wil);
1340 int wmi_suspend(struct wil6210_priv *wil);
1341 bool wil_is_tx_idle(struct wil6210_priv *wil);
1342
1343 int wil_fw_copy_crash_dump(struct wil6210_priv *wil, void *dest, u32 size);
1344 void wil_fw_core_dump(struct wil6210_priv *wil);
1345
1346 void wil_halp_vote(struct wil6210_priv *wil);
1347 void wil_halp_unvote(struct wil6210_priv *wil);
1348 void wil6210_set_halp(struct wil6210_priv *wil);
1349 void wil6210_clear_halp(struct wil6210_priv *wil);
1350
1351 int wmi_start_sched_scan(struct wil6210_priv *wil,
1352 struct cfg80211_sched_scan_request *request);
1353 int wmi_stop_sched_scan(struct wil6210_priv *wil);
1354 int wmi_mgmt_tx(struct wil6210_vif *vif, const u8 *buf, size_t len);
1355 int wmi_mgmt_tx_ext(struct wil6210_vif *vif, const u8 *buf, size_t len,
1356 u8 channel, u16 duration_ms);
1357
1358 int reverse_memcmp(const void *cs, const void *ct, size_t count);
1359
1360 /* WMI for enhanced DMA */
1361 int wil_wmi_tx_sring_cfg(struct wil6210_priv *wil, int ring_id);
1362 int wil_wmi_cfg_def_rx_offload(struct wil6210_priv *wil,
1363 u16 max_rx_pl_per_desc);
1364 int wil_wmi_rx_sring_add(struct wil6210_priv *wil, u16 ring_id);
1365 int wil_wmi_rx_desc_ring_add(struct wil6210_priv *wil, int status_ring_id);
1366 int wil_wmi_tx_desc_ring_add(struct wil6210_vif *vif, int ring_id, int cid,
1367 int tid);
1368 int wil_wmi_bcast_desc_ring_add(struct wil6210_vif *vif, int ring_id);
1369 int wmi_addba_rx_resp_edma(struct wil6210_priv *wil, u8 mid, u8 cid,
1370 u8 tid, u8 token, u16 status, bool amsdu,
1371 u16 agg_wsize, u16 timeout);
1372
1373 #endif /* __WIL6210_H__ */
1374