linux/drivers/net/wireless/ath/wil6210/wmi.c
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   1// SPDX-License-Identifier: ISC
   2/*
   3 * Copyright (c) 2012-2017 Qualcomm Atheros, Inc.
   4 * Copyright (c) 2018-2019, The Linux Foundation. All rights reserved.
   5 */
   6
   7#include <linux/moduleparam.h>
   8#include <linux/etherdevice.h>
   9#include <linux/if_arp.h>
  10
  11#include "wil6210.h"
  12#include "txrx.h"
  13#include "wmi.h"
  14#include "trace.h"
  15
  16/* set the default max assoc sta to max supported by driver */
  17uint max_assoc_sta = WIL6210_MAX_CID;
  18module_param(max_assoc_sta, uint, 0444);
  19MODULE_PARM_DESC(max_assoc_sta, " Max number of stations associated to the AP");
  20
  21int agg_wsize; /* = 0; */
  22module_param(agg_wsize, int, 0644);
  23MODULE_PARM_DESC(agg_wsize, " Window size for Tx Block Ack after connect;"
  24                 " 0 - use default; < 0 - don't auto-establish");
  25
  26u8 led_id = WIL_LED_INVALID_ID;
  27module_param(led_id, byte, 0444);
  28MODULE_PARM_DESC(led_id,
  29                 " 60G device led enablement. Set the led ID (0-2) to enable");
  30
  31#define WIL_WAIT_FOR_SUSPEND_RESUME_COMP 200
  32#define WIL_WMI_PCP_STOP_TO_MS 5000
  33
  34/**
  35 * DOC: WMI event receiving - theory of operations
  36 *
  37 * When firmware about to report WMI event, it fills memory area
  38 * in the mailbox and raises misc. IRQ. Thread interrupt handler invoked for
  39 * the misc IRQ, function @wmi_recv_cmd called by thread IRQ handler.
  40 *
  41 * @wmi_recv_cmd reads event, allocates memory chunk  and attaches it to the
  42 * event list @wil->pending_wmi_ev. Then, work queue @wil->wmi_wq wakes up
  43 * and handles events within the @wmi_event_worker. Every event get detached
  44 * from list, processed and deleted.
  45 *
  46 * Purpose for this mechanism is to release IRQ thread; otherwise,
  47 * if WMI event handling involves another WMI command flow, this 2-nd flow
  48 * won't be completed because of blocked IRQ thread.
  49 */
  50
  51/**
  52 * DOC: Addressing - theory of operations
  53 *
  54 * There are several buses present on the WIL6210 card.
  55 * Same memory areas are visible at different address on
  56 * the different busses. There are 3 main bus masters:
  57 *  - MAC CPU (ucode)
  58 *  - User CPU (firmware)
  59 *  - AHB (host)
  60 *
  61 * On the PCI bus, there is one BAR (BAR0) of 2Mb size, exposing
  62 * AHB addresses starting from 0x880000
  63 *
  64 * Internally, firmware uses addresses that allow faster access but
  65 * are invisible from the host. To read from these addresses, alternative
  66 * AHB address must be used.
  67 */
  68
  69/* sparrow_fw_mapping provides memory remapping table for sparrow
  70 *
  71 * array size should be in sync with the declaration in the wil6210.h
  72 *
  73 * Sparrow memory mapping:
  74 * Linker address         PCI/Host address
  75 *                        0x880000 .. 0xa80000  2Mb BAR0
  76 * 0x800000 .. 0x808000   0x900000 .. 0x908000  32k DCCM
  77 * 0x840000 .. 0x860000   0x908000 .. 0x928000  128k PERIPH
  78 */
  79const struct fw_map sparrow_fw_mapping[] = {
  80        /* FW code RAM 256k */
  81        {0x000000, 0x040000, 0x8c0000, "fw_code", true, true},
  82        /* FW data RAM 32k */
  83        {0x800000, 0x808000, 0x900000, "fw_data", true, true},
  84        /* periph data 128k */
  85        {0x840000, 0x860000, 0x908000, "fw_peri", true, true},
  86        /* various RGF 40k */
  87        {0x880000, 0x88a000, 0x880000, "rgf", true, true},
  88        /* AGC table   4k */
  89        {0x88a000, 0x88b000, 0x88a000, "AGC_tbl", true, true},
  90        /* Pcie_ext_rgf 4k */
  91        {0x88b000, 0x88c000, 0x88b000, "rgf_ext", true, true},
  92        /* mac_ext_rgf 512b */
  93        {0x88c000, 0x88c200, 0x88c000, "mac_rgf_ext", true, true},
  94        /* upper area 548k */
  95        {0x8c0000, 0x949000, 0x8c0000, "upper", true, true},
  96        /* UCODE areas - accessible by debugfs blobs but not by
  97         * wmi_addr_remap. UCODE areas MUST be added AFTER FW areas!
  98         */
  99        /* ucode code RAM 128k */
 100        {0x000000, 0x020000, 0x920000, "uc_code", false, false},
 101        /* ucode data RAM 16k */
 102        {0x800000, 0x804000, 0x940000, "uc_data", false, false},
 103};
 104
 105/* sparrow_d0_mac_rgf_ext - mac_rgf_ext section for Sparrow D0
 106 * it is a bit larger to support extra features
 107 */
 108const struct fw_map sparrow_d0_mac_rgf_ext = {
 109        0x88c000, 0x88c500, 0x88c000, "mac_rgf_ext", true, true
 110};
 111
 112/* talyn_fw_mapping provides memory remapping table for Talyn
 113 *
 114 * array size should be in sync with the declaration in the wil6210.h
 115 *
 116 * Talyn memory mapping:
 117 * Linker address         PCI/Host address
 118 *                        0x880000 .. 0xc80000  4Mb BAR0
 119 * 0x800000 .. 0x820000   0xa00000 .. 0xa20000  128k DCCM
 120 * 0x840000 .. 0x858000   0xa20000 .. 0xa38000  96k PERIPH
 121 */
 122const struct fw_map talyn_fw_mapping[] = {
 123        /* FW code RAM 1M */
 124        {0x000000, 0x100000, 0x900000, "fw_code", true, true},
 125        /* FW data RAM 128k */
 126        {0x800000, 0x820000, 0xa00000, "fw_data", true, true},
 127        /* periph. data RAM 96k */
 128        {0x840000, 0x858000, 0xa20000, "fw_peri", true, true},
 129        /* various RGF 40k */
 130        {0x880000, 0x88a000, 0x880000, "rgf", true, true},
 131        /* AGC table 4k */
 132        {0x88a000, 0x88b000, 0x88a000, "AGC_tbl", true, true},
 133        /* Pcie_ext_rgf 4k */
 134        {0x88b000, 0x88c000, 0x88b000, "rgf_ext", true, true},
 135        /* mac_ext_rgf 1344b */
 136        {0x88c000, 0x88c540, 0x88c000, "mac_rgf_ext", true, true},
 137        /* ext USER RGF 4k */
 138        {0x88d000, 0x88e000, 0x88d000, "ext_user_rgf", true, true},
 139        /* OTP 4k */
 140        {0x8a0000, 0x8a1000, 0x8a0000, "otp", true, false},
 141        /* DMA EXT RGF 64k */
 142        {0x8b0000, 0x8c0000, 0x8b0000, "dma_ext_rgf", true, true},
 143        /* upper area 1536k */
 144        {0x900000, 0xa80000, 0x900000, "upper", true, true},
 145        /* UCODE areas - accessible by debugfs blobs but not by
 146         * wmi_addr_remap. UCODE areas MUST be added AFTER FW areas!
 147         */
 148        /* ucode code RAM 256k */
 149        {0x000000, 0x040000, 0xa38000, "uc_code", false, false},
 150        /* ucode data RAM 32k */
 151        {0x800000, 0x808000, 0xa78000, "uc_data", false, false},
 152};
 153
 154/* talyn_mb_fw_mapping provides memory remapping table for Talyn-MB
 155 *
 156 * array size should be in sync with the declaration in the wil6210.h
 157 *
 158 * Talyn MB memory mapping:
 159 * Linker address         PCI/Host address
 160 *                        0x880000 .. 0xc80000  4Mb BAR0
 161 * 0x800000 .. 0x820000   0xa00000 .. 0xa20000  128k DCCM
 162 * 0x840000 .. 0x858000   0xa20000 .. 0xa38000  96k PERIPH
 163 */
 164const struct fw_map talyn_mb_fw_mapping[] = {
 165        /* FW code RAM 768k */
 166        {0x000000, 0x0c0000, 0x900000, "fw_code", true, true},
 167        /* FW data RAM 128k */
 168        {0x800000, 0x820000, 0xa00000, "fw_data", true, true},
 169        /* periph. data RAM 96k */
 170        {0x840000, 0x858000, 0xa20000, "fw_peri", true, true},
 171        /* various RGF 40k */
 172        {0x880000, 0x88a000, 0x880000, "rgf", true, true},
 173        /* AGC table 4k */
 174        {0x88a000, 0x88b000, 0x88a000, "AGC_tbl", true, true},
 175        /* Pcie_ext_rgf 4k */
 176        {0x88b000, 0x88c000, 0x88b000, "rgf_ext", true, true},
 177        /* mac_ext_rgf 2256b */
 178        {0x88c000, 0x88c8d0, 0x88c000, "mac_rgf_ext", true, true},
 179        /* ext USER RGF 4k */
 180        {0x88d000, 0x88e000, 0x88d000, "ext_user_rgf", true, true},
 181        /* SEC PKA 16k */
 182        {0x890000, 0x894000, 0x890000, "sec_pka", true, true},
 183        /* SEC KDF RGF 3096b */
 184        {0x898000, 0x898c18, 0x898000, "sec_kdf_rgf", true, true},
 185        /* SEC MAIN 2124b */
 186        {0x89a000, 0x89a84c, 0x89a000, "sec_main", true, true},
 187        /* OTP 4k */
 188        {0x8a0000, 0x8a1000, 0x8a0000, "otp", true, false},
 189        /* DMA EXT RGF 64k */
 190        {0x8b0000, 0x8c0000, 0x8b0000, "dma_ext_rgf", true, true},
 191        /* DUM USER RGF 528b */
 192        {0x8c0000, 0x8c0210, 0x8c0000, "dum_user_rgf", true, true},
 193        /* DMA OFU 296b */
 194        {0x8c2000, 0x8c2128, 0x8c2000, "dma_ofu", true, true},
 195        /* ucode debug 256b */
 196        {0x8c3000, 0x8c3100, 0x8c3000, "ucode_debug", true, true},
 197        /* upper area 1536k */
 198        {0x900000, 0xa80000, 0x900000, "upper", true, true},
 199        /* UCODE areas - accessible by debugfs blobs but not by
 200         * wmi_addr_remap. UCODE areas MUST be added AFTER FW areas!
 201         */
 202        /* ucode code RAM 256k */
 203        {0x000000, 0x040000, 0xa38000, "uc_code", false, false},
 204        /* ucode data RAM 32k */
 205        {0x800000, 0x808000, 0xa78000, "uc_data", false, false},
 206};
 207
 208struct fw_map fw_mapping[MAX_FW_MAPPING_TABLE_SIZE];
 209
 210struct blink_on_off_time led_blink_time[] = {
 211        {WIL_LED_BLINK_ON_SLOW_MS, WIL_LED_BLINK_OFF_SLOW_MS},
 212        {WIL_LED_BLINK_ON_MED_MS, WIL_LED_BLINK_OFF_MED_MS},
 213        {WIL_LED_BLINK_ON_FAST_MS, WIL_LED_BLINK_OFF_FAST_MS},
 214};
 215
 216struct auth_no_hdr {
 217        __le16 auth_alg;
 218        __le16 auth_transaction;
 219        __le16 status_code;
 220        /* possibly followed by Challenge text */
 221        u8 variable[];
 222} __packed;
 223
 224u8 led_polarity = LED_POLARITY_LOW_ACTIVE;
 225
 226/**
 227 * wmi_addr_remap - return AHB address for given firmware internal (linker) address
 228 * @x: internal address
 229 * If address have no valid AHB mapping, return 0
 230 */
 231static u32 wmi_addr_remap(u32 x)
 232{
 233        uint i;
 234
 235        for (i = 0; i < ARRAY_SIZE(fw_mapping); i++) {
 236                if (fw_mapping[i].fw &&
 237                    ((x >= fw_mapping[i].from) && (x < fw_mapping[i].to)))
 238                        return x + fw_mapping[i].host - fw_mapping[i].from;
 239        }
 240
 241        return 0;
 242}
 243
 244/**
 245 * wil_find_fw_mapping - find fw_mapping entry by section name
 246 * @section: section name
 247 *
 248 * Return pointer to section or NULL if not found
 249 */
 250struct fw_map *wil_find_fw_mapping(const char *section)
 251{
 252        int i;
 253
 254        for (i = 0; i < ARRAY_SIZE(fw_mapping); i++)
 255                if (fw_mapping[i].name &&
 256                    !strcmp(section, fw_mapping[i].name))
 257                        return &fw_mapping[i];
 258
 259        return NULL;
 260}
 261
 262/**
 263 * wmi_buffer_block - Check address validity for WMI buffer; remap if needed
 264 * @wil: driver data
 265 * @ptr_: internal (linker) fw/ucode address
 266 * @size: if non zero, validate the block does not
 267 *  exceed the device memory (bar)
 268 *
 269 * Valid buffer should be DWORD aligned
 270 *
 271 * return address for accessing buffer from the host;
 272 * if buffer is not valid, return NULL.
 273 */
 274void __iomem *wmi_buffer_block(struct wil6210_priv *wil, __le32 ptr_, u32 size)
 275{
 276        u32 off;
 277        u32 ptr = le32_to_cpu(ptr_);
 278
 279        if (ptr % 4)
 280                return NULL;
 281
 282        ptr = wmi_addr_remap(ptr);
 283        if (ptr < WIL6210_FW_HOST_OFF)
 284                return NULL;
 285
 286        off = HOSTADDR(ptr);
 287        if (off > wil->bar_size - 4)
 288                return NULL;
 289        if (size && ((off + size > wil->bar_size) || (off + size < off)))
 290                return NULL;
 291
 292        return wil->csr + off;
 293}
 294
 295void __iomem *wmi_buffer(struct wil6210_priv *wil, __le32 ptr_)
 296{
 297        return wmi_buffer_block(wil, ptr_, 0);
 298}
 299
 300/* Check address validity */
 301void __iomem *wmi_addr(struct wil6210_priv *wil, u32 ptr)
 302{
 303        u32 off;
 304
 305        if (ptr % 4)
 306                return NULL;
 307
 308        if (ptr < WIL6210_FW_HOST_OFF)
 309                return NULL;
 310
 311        off = HOSTADDR(ptr);
 312        if (off > wil->bar_size - 4)
 313                return NULL;
 314
 315        return wil->csr + off;
 316}
 317
 318int wmi_read_hdr(struct wil6210_priv *wil, __le32 ptr,
 319                 struct wil6210_mbox_hdr *hdr)
 320{
 321        void __iomem *src = wmi_buffer(wil, ptr);
 322
 323        if (!src)
 324                return -EINVAL;
 325
 326        wil_memcpy_fromio_32(hdr, src, sizeof(*hdr));
 327
 328        return 0;
 329}
 330
 331static const char *cmdid2name(u16 cmdid)
 332{
 333        switch (cmdid) {
 334        case WMI_NOTIFY_REQ_CMDID:
 335                return "WMI_NOTIFY_REQ_CMD";
 336        case WMI_START_SCAN_CMDID:
 337                return "WMI_START_SCAN_CMD";
 338        case WMI_CONNECT_CMDID:
 339                return "WMI_CONNECT_CMD";
 340        case WMI_DISCONNECT_CMDID:
 341                return "WMI_DISCONNECT_CMD";
 342        case WMI_SW_TX_REQ_CMDID:
 343                return "WMI_SW_TX_REQ_CMD";
 344        case WMI_GET_RF_SECTOR_PARAMS_CMDID:
 345                return "WMI_GET_RF_SECTOR_PARAMS_CMD";
 346        case WMI_SET_RF_SECTOR_PARAMS_CMDID:
 347                return "WMI_SET_RF_SECTOR_PARAMS_CMD";
 348        case WMI_GET_SELECTED_RF_SECTOR_INDEX_CMDID:
 349                return "WMI_GET_SELECTED_RF_SECTOR_INDEX_CMD";
 350        case WMI_SET_SELECTED_RF_SECTOR_INDEX_CMDID:
 351                return "WMI_SET_SELECTED_RF_SECTOR_INDEX_CMD";
 352        case WMI_BRP_SET_ANT_LIMIT_CMDID:
 353                return "WMI_BRP_SET_ANT_LIMIT_CMD";
 354        case WMI_TOF_SESSION_START_CMDID:
 355                return "WMI_TOF_SESSION_START_CMD";
 356        case WMI_AOA_MEAS_CMDID:
 357                return "WMI_AOA_MEAS_CMD";
 358        case WMI_PMC_CMDID:
 359                return "WMI_PMC_CMD";
 360        case WMI_TOF_GET_TX_RX_OFFSET_CMDID:
 361                return "WMI_TOF_GET_TX_RX_OFFSET_CMD";
 362        case WMI_TOF_SET_TX_RX_OFFSET_CMDID:
 363                return "WMI_TOF_SET_TX_RX_OFFSET_CMD";
 364        case WMI_VRING_CFG_CMDID:
 365                return "WMI_VRING_CFG_CMD";
 366        case WMI_BCAST_VRING_CFG_CMDID:
 367                return "WMI_BCAST_VRING_CFG_CMD";
 368        case WMI_TRAFFIC_SUSPEND_CMDID:
 369                return "WMI_TRAFFIC_SUSPEND_CMD";
 370        case WMI_TRAFFIC_RESUME_CMDID:
 371                return "WMI_TRAFFIC_RESUME_CMD";
 372        case WMI_ECHO_CMDID:
 373                return "WMI_ECHO_CMD";
 374        case WMI_SET_MAC_ADDRESS_CMDID:
 375                return "WMI_SET_MAC_ADDRESS_CMD";
 376        case WMI_LED_CFG_CMDID:
 377                return "WMI_LED_CFG_CMD";
 378        case WMI_PCP_START_CMDID:
 379                return "WMI_PCP_START_CMD";
 380        case WMI_PCP_STOP_CMDID:
 381                return "WMI_PCP_STOP_CMD";
 382        case WMI_SET_SSID_CMDID:
 383                return "WMI_SET_SSID_CMD";
 384        case WMI_GET_SSID_CMDID:
 385                return "WMI_GET_SSID_CMD";
 386        case WMI_SET_PCP_CHANNEL_CMDID:
 387                return "WMI_SET_PCP_CHANNEL_CMD";
 388        case WMI_GET_PCP_CHANNEL_CMDID:
 389                return "WMI_GET_PCP_CHANNEL_CMD";
 390        case WMI_P2P_CFG_CMDID:
 391                return "WMI_P2P_CFG_CMD";
 392        case WMI_PORT_ALLOCATE_CMDID:
 393                return "WMI_PORT_ALLOCATE_CMD";
 394        case WMI_PORT_DELETE_CMDID:
 395                return "WMI_PORT_DELETE_CMD";
 396        case WMI_START_LISTEN_CMDID:
 397                return "WMI_START_LISTEN_CMD";
 398        case WMI_START_SEARCH_CMDID:
 399                return "WMI_START_SEARCH_CMD";
 400        case WMI_DISCOVERY_STOP_CMDID:
 401                return "WMI_DISCOVERY_STOP_CMD";
 402        case WMI_DELETE_CIPHER_KEY_CMDID:
 403                return "WMI_DELETE_CIPHER_KEY_CMD";
 404        case WMI_ADD_CIPHER_KEY_CMDID:
 405                return "WMI_ADD_CIPHER_KEY_CMD";
 406        case WMI_SET_APPIE_CMDID:
 407                return "WMI_SET_APPIE_CMD";
 408        case WMI_CFG_RX_CHAIN_CMDID:
 409                return "WMI_CFG_RX_CHAIN_CMD";
 410        case WMI_TEMP_SENSE_CMDID:
 411                return "WMI_TEMP_SENSE_CMD";
 412        case WMI_DEL_STA_CMDID:
 413                return "WMI_DEL_STA_CMD";
 414        case WMI_DISCONNECT_STA_CMDID:
 415                return "WMI_DISCONNECT_STA_CMD";
 416        case WMI_RING_BA_EN_CMDID:
 417                return "WMI_RING_BA_EN_CMD";
 418        case WMI_RING_BA_DIS_CMDID:
 419                return "WMI_RING_BA_DIS_CMD";
 420        case WMI_RCP_DELBA_CMDID:
 421                return "WMI_RCP_DELBA_CMD";
 422        case WMI_RCP_ADDBA_RESP_CMDID:
 423                return "WMI_RCP_ADDBA_RESP_CMD";
 424        case WMI_RCP_ADDBA_RESP_EDMA_CMDID:
 425                return "WMI_RCP_ADDBA_RESP_EDMA_CMD";
 426        case WMI_PS_DEV_PROFILE_CFG_CMDID:
 427                return "WMI_PS_DEV_PROFILE_CFG_CMD";
 428        case WMI_SET_MGMT_RETRY_LIMIT_CMDID:
 429                return "WMI_SET_MGMT_RETRY_LIMIT_CMD";
 430        case WMI_GET_MGMT_RETRY_LIMIT_CMDID:
 431                return "WMI_GET_MGMT_RETRY_LIMIT_CMD";
 432        case WMI_ABORT_SCAN_CMDID:
 433                return "WMI_ABORT_SCAN_CMD";
 434        case WMI_NEW_STA_CMDID:
 435                return "WMI_NEW_STA_CMD";
 436        case WMI_SET_THERMAL_THROTTLING_CFG_CMDID:
 437                return "WMI_SET_THERMAL_THROTTLING_CFG_CMD";
 438        case WMI_GET_THERMAL_THROTTLING_CFG_CMDID:
 439                return "WMI_GET_THERMAL_THROTTLING_CFG_CMD";
 440        case WMI_LINK_MAINTAIN_CFG_WRITE_CMDID:
 441                return "WMI_LINK_MAINTAIN_CFG_WRITE_CMD";
 442        case WMI_LO_POWER_CALIB_FROM_OTP_CMDID:
 443                return "WMI_LO_POWER_CALIB_FROM_OTP_CMD";
 444        case WMI_START_SCHED_SCAN_CMDID:
 445                return "WMI_START_SCHED_SCAN_CMD";
 446        case WMI_STOP_SCHED_SCAN_CMDID:
 447                return "WMI_STOP_SCHED_SCAN_CMD";
 448        case WMI_TX_STATUS_RING_ADD_CMDID:
 449                return "WMI_TX_STATUS_RING_ADD_CMD";
 450        case WMI_RX_STATUS_RING_ADD_CMDID:
 451                return "WMI_RX_STATUS_RING_ADD_CMD";
 452        case WMI_TX_DESC_RING_ADD_CMDID:
 453                return "WMI_TX_DESC_RING_ADD_CMD";
 454        case WMI_RX_DESC_RING_ADD_CMDID:
 455                return "WMI_RX_DESC_RING_ADD_CMD";
 456        case WMI_BCAST_DESC_RING_ADD_CMDID:
 457                return "WMI_BCAST_DESC_RING_ADD_CMD";
 458        case WMI_CFG_DEF_RX_OFFLOAD_CMDID:
 459                return "WMI_CFG_DEF_RX_OFFLOAD_CMD";
 460        case WMI_LINK_STATS_CMDID:
 461                return "WMI_LINK_STATS_CMD";
 462        case WMI_SW_TX_REQ_EXT_CMDID:
 463                return "WMI_SW_TX_REQ_EXT_CMDID";
 464        case WMI_FT_AUTH_CMDID:
 465                return "WMI_FT_AUTH_CMD";
 466        case WMI_FT_REASSOC_CMDID:
 467                return "WMI_FT_REASSOC_CMD";
 468        case WMI_UPDATE_FT_IES_CMDID:
 469                return "WMI_UPDATE_FT_IES_CMD";
 470        case WMI_RBUFCAP_CFG_CMDID:
 471                return "WMI_RBUFCAP_CFG_CMD";
 472        case WMI_TEMP_SENSE_ALL_CMDID:
 473                return "WMI_TEMP_SENSE_ALL_CMDID";
 474        case WMI_SET_LINK_MONITOR_CMDID:
 475                return "WMI_SET_LINK_MONITOR_CMD";
 476        default:
 477                return "Untracked CMD";
 478        }
 479}
 480
 481static const char *eventid2name(u16 eventid)
 482{
 483        switch (eventid) {
 484        case WMI_NOTIFY_REQ_DONE_EVENTID:
 485                return "WMI_NOTIFY_REQ_DONE_EVENT";
 486        case WMI_DISCONNECT_EVENTID:
 487                return "WMI_DISCONNECT_EVENT";
 488        case WMI_SW_TX_COMPLETE_EVENTID:
 489                return "WMI_SW_TX_COMPLETE_EVENT";
 490        case WMI_GET_RF_SECTOR_PARAMS_DONE_EVENTID:
 491                return "WMI_GET_RF_SECTOR_PARAMS_DONE_EVENT";
 492        case WMI_SET_RF_SECTOR_PARAMS_DONE_EVENTID:
 493                return "WMI_SET_RF_SECTOR_PARAMS_DONE_EVENT";
 494        case WMI_GET_SELECTED_RF_SECTOR_INDEX_DONE_EVENTID:
 495                return "WMI_GET_SELECTED_RF_SECTOR_INDEX_DONE_EVENT";
 496        case WMI_SET_SELECTED_RF_SECTOR_INDEX_DONE_EVENTID:
 497                return "WMI_SET_SELECTED_RF_SECTOR_INDEX_DONE_EVENT";
 498        case WMI_BRP_SET_ANT_LIMIT_EVENTID:
 499                return "WMI_BRP_SET_ANT_LIMIT_EVENT";
 500        case WMI_FW_READY_EVENTID:
 501                return "WMI_FW_READY_EVENT";
 502        case WMI_TRAFFIC_RESUME_EVENTID:
 503                return "WMI_TRAFFIC_RESUME_EVENT";
 504        case WMI_TOF_GET_TX_RX_OFFSET_EVENTID:
 505                return "WMI_TOF_GET_TX_RX_OFFSET_EVENT";
 506        case WMI_TOF_SET_TX_RX_OFFSET_EVENTID:
 507                return "WMI_TOF_SET_TX_RX_OFFSET_EVENT";
 508        case WMI_VRING_CFG_DONE_EVENTID:
 509                return "WMI_VRING_CFG_DONE_EVENT";
 510        case WMI_READY_EVENTID:
 511                return "WMI_READY_EVENT";
 512        case WMI_RX_MGMT_PACKET_EVENTID:
 513                return "WMI_RX_MGMT_PACKET_EVENT";
 514        case WMI_TX_MGMT_PACKET_EVENTID:
 515                return "WMI_TX_MGMT_PACKET_EVENT";
 516        case WMI_SCAN_COMPLETE_EVENTID:
 517                return "WMI_SCAN_COMPLETE_EVENT";
 518        case WMI_ACS_PASSIVE_SCAN_COMPLETE_EVENTID:
 519                return "WMI_ACS_PASSIVE_SCAN_COMPLETE_EVENT";
 520        case WMI_CONNECT_EVENTID:
 521                return "WMI_CONNECT_EVENT";
 522        case WMI_EAPOL_RX_EVENTID:
 523                return "WMI_EAPOL_RX_EVENT";
 524        case WMI_BA_STATUS_EVENTID:
 525                return "WMI_BA_STATUS_EVENT";
 526        case WMI_RCP_ADDBA_REQ_EVENTID:
 527                return "WMI_RCP_ADDBA_REQ_EVENT";
 528        case WMI_DELBA_EVENTID:
 529                return "WMI_DELBA_EVENT";
 530        case WMI_RING_EN_EVENTID:
 531                return "WMI_RING_EN_EVENT";
 532        case WMI_DATA_PORT_OPEN_EVENTID:
 533                return "WMI_DATA_PORT_OPEN_EVENT";
 534        case WMI_AOA_MEAS_EVENTID:
 535                return "WMI_AOA_MEAS_EVENT";
 536        case WMI_TOF_SESSION_END_EVENTID:
 537                return "WMI_TOF_SESSION_END_EVENT";
 538        case WMI_TOF_GET_CAPABILITIES_EVENTID:
 539                return "WMI_TOF_GET_CAPABILITIES_EVENT";
 540        case WMI_TOF_SET_LCR_EVENTID:
 541                return "WMI_TOF_SET_LCR_EVENT";
 542        case WMI_TOF_SET_LCI_EVENTID:
 543                return "WMI_TOF_SET_LCI_EVENT";
 544        case WMI_TOF_FTM_PER_DEST_RES_EVENTID:
 545                return "WMI_TOF_FTM_PER_DEST_RES_EVENT";
 546        case WMI_TOF_CHANNEL_INFO_EVENTID:
 547                return "WMI_TOF_CHANNEL_INFO_EVENT";
 548        case WMI_TRAFFIC_SUSPEND_EVENTID:
 549                return "WMI_TRAFFIC_SUSPEND_EVENT";
 550        case WMI_ECHO_RSP_EVENTID:
 551                return "WMI_ECHO_RSP_EVENT";
 552        case WMI_LED_CFG_DONE_EVENTID:
 553                return "WMI_LED_CFG_DONE_EVENT";
 554        case WMI_PCP_STARTED_EVENTID:
 555                return "WMI_PCP_STARTED_EVENT";
 556        case WMI_PCP_STOPPED_EVENTID:
 557                return "WMI_PCP_STOPPED_EVENT";
 558        case WMI_GET_SSID_EVENTID:
 559                return "WMI_GET_SSID_EVENT";
 560        case WMI_GET_PCP_CHANNEL_EVENTID:
 561                return "WMI_GET_PCP_CHANNEL_EVENT";
 562        case WMI_P2P_CFG_DONE_EVENTID:
 563                return "WMI_P2P_CFG_DONE_EVENT";
 564        case WMI_PORT_ALLOCATED_EVENTID:
 565                return "WMI_PORT_ALLOCATED_EVENT";
 566        case WMI_PORT_DELETED_EVENTID:
 567                return "WMI_PORT_DELETED_EVENT";
 568        case WMI_LISTEN_STARTED_EVENTID:
 569                return "WMI_LISTEN_STARTED_EVENT";
 570        case WMI_SEARCH_STARTED_EVENTID:
 571                return "WMI_SEARCH_STARTED_EVENT";
 572        case WMI_DISCOVERY_STOPPED_EVENTID:
 573                return "WMI_DISCOVERY_STOPPED_EVENT";
 574        case WMI_CFG_RX_CHAIN_DONE_EVENTID:
 575                return "WMI_CFG_RX_CHAIN_DONE_EVENT";
 576        case WMI_TEMP_SENSE_DONE_EVENTID:
 577                return "WMI_TEMP_SENSE_DONE_EVENT";
 578        case WMI_RCP_ADDBA_RESP_SENT_EVENTID:
 579                return "WMI_RCP_ADDBA_RESP_SENT_EVENT";
 580        case WMI_PS_DEV_PROFILE_CFG_EVENTID:
 581                return "WMI_PS_DEV_PROFILE_CFG_EVENT";
 582        case WMI_SET_MGMT_RETRY_LIMIT_EVENTID:
 583                return "WMI_SET_MGMT_RETRY_LIMIT_EVENT";
 584        case WMI_GET_MGMT_RETRY_LIMIT_EVENTID:
 585                return "WMI_GET_MGMT_RETRY_LIMIT_EVENT";
 586        case WMI_SET_THERMAL_THROTTLING_CFG_EVENTID:
 587                return "WMI_SET_THERMAL_THROTTLING_CFG_EVENT";
 588        case WMI_GET_THERMAL_THROTTLING_CFG_EVENTID:
 589                return "WMI_GET_THERMAL_THROTTLING_CFG_EVENT";
 590        case WMI_LINK_MAINTAIN_CFG_WRITE_DONE_EVENTID:
 591                return "WMI_LINK_MAINTAIN_CFG_WRITE_DONE_EVENT";
 592        case WMI_LO_POWER_CALIB_FROM_OTP_EVENTID:
 593                return "WMI_LO_POWER_CALIB_FROM_OTP_EVENT";
 594        case WMI_START_SCHED_SCAN_EVENTID:
 595                return "WMI_START_SCHED_SCAN_EVENT";
 596        case WMI_STOP_SCHED_SCAN_EVENTID:
 597                return "WMI_STOP_SCHED_SCAN_EVENT";
 598        case WMI_SCHED_SCAN_RESULT_EVENTID:
 599                return "WMI_SCHED_SCAN_RESULT_EVENT";
 600        case WMI_TX_STATUS_RING_CFG_DONE_EVENTID:
 601                return "WMI_TX_STATUS_RING_CFG_DONE_EVENT";
 602        case WMI_RX_STATUS_RING_CFG_DONE_EVENTID:
 603                return "WMI_RX_STATUS_RING_CFG_DONE_EVENT";
 604        case WMI_TX_DESC_RING_CFG_DONE_EVENTID:
 605                return "WMI_TX_DESC_RING_CFG_DONE_EVENT";
 606        case WMI_RX_DESC_RING_CFG_DONE_EVENTID:
 607                return "WMI_RX_DESC_RING_CFG_DONE_EVENT";
 608        case WMI_CFG_DEF_RX_OFFLOAD_DONE_EVENTID:
 609                return "WMI_CFG_DEF_RX_OFFLOAD_DONE_EVENT";
 610        case WMI_LINK_STATS_CONFIG_DONE_EVENTID:
 611                return "WMI_LINK_STATS_CONFIG_DONE_EVENT";
 612        case WMI_LINK_STATS_EVENTID:
 613                return "WMI_LINK_STATS_EVENT";
 614        case WMI_COMMAND_NOT_SUPPORTED_EVENTID:
 615                return "WMI_COMMAND_NOT_SUPPORTED_EVENT";
 616        case WMI_FT_AUTH_STATUS_EVENTID:
 617                return "WMI_FT_AUTH_STATUS_EVENT";
 618        case WMI_FT_REASSOC_STATUS_EVENTID:
 619                return "WMI_FT_REASSOC_STATUS_EVENT";
 620        case WMI_RBUFCAP_CFG_EVENTID:
 621                return "WMI_RBUFCAP_CFG_EVENT";
 622        case WMI_TEMP_SENSE_ALL_DONE_EVENTID:
 623                return "WMI_TEMP_SENSE_ALL_DONE_EVENTID";
 624        case WMI_SET_LINK_MONITOR_EVENTID:
 625                return "WMI_SET_LINK_MONITOR_EVENT";
 626        case WMI_LINK_MONITOR_EVENTID:
 627                return "WMI_LINK_MONITOR_EVENT";
 628        default:
 629                return "Untracked EVENT";
 630        }
 631}
 632
 633static int __wmi_send(struct wil6210_priv *wil, u16 cmdid, u8 mid,
 634                      void *buf, u16 len)
 635{
 636        struct {
 637                struct wil6210_mbox_hdr hdr;
 638                struct wmi_cmd_hdr wmi;
 639        } __packed cmd = {
 640                .hdr = {
 641                        .type = WIL_MBOX_HDR_TYPE_WMI,
 642                        .flags = 0,
 643                        .len = cpu_to_le16(sizeof(cmd.wmi) + len),
 644                },
 645                .wmi = {
 646                        .mid = mid,
 647                        .command_id = cpu_to_le16(cmdid),
 648                },
 649        };
 650        struct wil6210_mbox_ring *r = &wil->mbox_ctl.tx;
 651        struct wil6210_mbox_ring_desc d_head;
 652        u32 next_head;
 653        void __iomem *dst;
 654        void __iomem *head = wmi_addr(wil, r->head);
 655        uint retry;
 656        int rc = 0;
 657
 658        if (len > r->entry_size - sizeof(cmd)) {
 659                wil_err(wil, "WMI size too large: %d bytes, max is %d\n",
 660                        (int)(sizeof(cmd) + len), r->entry_size);
 661                return -ERANGE;
 662        }
 663
 664        might_sleep();
 665
 666        if (!test_bit(wil_status_fwready, wil->status)) {
 667                wil_err(wil, "WMI: cannot send command while FW not ready\n");
 668                return -EAGAIN;
 669        }
 670
 671        /* Allow sending only suspend / resume commands during susepnd flow */
 672        if ((test_bit(wil_status_suspending, wil->status) ||
 673             test_bit(wil_status_suspended, wil->status) ||
 674             test_bit(wil_status_resuming, wil->status)) &&
 675             ((cmdid != WMI_TRAFFIC_SUSPEND_CMDID) &&
 676              (cmdid != WMI_TRAFFIC_RESUME_CMDID))) {
 677                wil_err(wil, "WMI: reject send_command during suspend\n");
 678                return -EINVAL;
 679        }
 680
 681        if (!head) {
 682                wil_err(wil, "WMI head is garbage: 0x%08x\n", r->head);
 683                return -EINVAL;
 684        }
 685
 686        wil_halp_vote(wil);
 687
 688        /* read Tx head till it is not busy */
 689        for (retry = 5; retry > 0; retry--) {
 690                wil_memcpy_fromio_32(&d_head, head, sizeof(d_head));
 691                if (d_head.sync == 0)
 692                        break;
 693                msleep(20);
 694        }
 695        if (d_head.sync != 0) {
 696                wil_err(wil, "WMI head busy\n");
 697                rc = -EBUSY;
 698                goto out;
 699        }
 700        /* next head */
 701        next_head = r->base + ((r->head - r->base + sizeof(d_head)) % r->size);
 702        wil_dbg_wmi(wil, "Head 0x%08x -> 0x%08x\n", r->head, next_head);
 703        /* wait till FW finish with previous command */
 704        for (retry = 5; retry > 0; retry--) {
 705                if (!test_bit(wil_status_fwready, wil->status)) {
 706                        wil_err(wil, "WMI: cannot send command while FW not ready\n");
 707                        rc = -EAGAIN;
 708                        goto out;
 709                }
 710                r->tail = wil_r(wil, RGF_MBOX +
 711                                offsetof(struct wil6210_mbox_ctl, tx.tail));
 712                if (next_head != r->tail)
 713                        break;
 714                msleep(20);
 715        }
 716        if (next_head == r->tail) {
 717                wil_err(wil, "WMI ring full\n");
 718                rc = -EBUSY;
 719                goto out;
 720        }
 721        dst = wmi_buffer(wil, d_head.addr);
 722        if (!dst) {
 723                wil_err(wil, "invalid WMI buffer: 0x%08x\n",
 724                        le32_to_cpu(d_head.addr));
 725                rc = -EAGAIN;
 726                goto out;
 727        }
 728        cmd.hdr.seq = cpu_to_le16(++wil->wmi_seq);
 729        /* set command */
 730        wil_dbg_wmi(wil, "sending %s (0x%04x) [%d] mid %d\n",
 731                    cmdid2name(cmdid), cmdid, len, mid);
 732        wil_hex_dump_wmi("Cmd ", DUMP_PREFIX_OFFSET, 16, 1, &cmd,
 733                         sizeof(cmd), true);
 734        wil_hex_dump_wmi("cmd ", DUMP_PREFIX_OFFSET, 16, 1, buf,
 735                         len, true);
 736        wil_memcpy_toio_32(dst, &cmd, sizeof(cmd));
 737        wil_memcpy_toio_32(dst + sizeof(cmd), buf, len);
 738        /* mark entry as full */
 739        wil_w(wil, r->head + offsetof(struct wil6210_mbox_ring_desc, sync), 1);
 740        /* advance next ptr */
 741        wil_w(wil, RGF_MBOX + offsetof(struct wil6210_mbox_ctl, tx.head),
 742              r->head = next_head);
 743
 744        trace_wil6210_wmi_cmd(&cmd.wmi, buf, len);
 745
 746        /* interrupt to FW */
 747        wil_w(wil, RGF_USER_USER_ICR + offsetof(struct RGF_ICR, ICS),
 748              SW_INT_MBOX);
 749
 750out:
 751        wil_halp_unvote(wil);
 752        return rc;
 753}
 754
 755int wmi_send(struct wil6210_priv *wil, u16 cmdid, u8 mid, void *buf, u16 len)
 756{
 757        int rc;
 758
 759        mutex_lock(&wil->wmi_mutex);
 760        rc = __wmi_send(wil, cmdid, mid, buf, len);
 761        mutex_unlock(&wil->wmi_mutex);
 762
 763        return rc;
 764}
 765
 766/*=== Event handlers ===*/
 767static void wmi_evt_ready(struct wil6210_vif *vif, int id, void *d, int len)
 768{
 769        struct wil6210_priv *wil = vif_to_wil(vif);
 770        struct wiphy *wiphy = wil_to_wiphy(wil);
 771        struct wmi_ready_event *evt = d;
 772        u8 fw_max_assoc_sta;
 773
 774        wil_info(wil, "FW ver. %s(SW %d); MAC %pM; %d MID's\n",
 775                 wil->fw_version, le32_to_cpu(evt->sw_version),
 776                 evt->mac, evt->numof_additional_mids);
 777        if (evt->numof_additional_mids + 1 < wil->max_vifs) {
 778                wil_err(wil, "FW does not support enough MIDs (need %d)",
 779                        wil->max_vifs - 1);
 780                return; /* FW load will fail after timeout */
 781        }
 782        /* ignore MAC address, we already have it from the boot loader */
 783        strlcpy(wiphy->fw_version, wil->fw_version, sizeof(wiphy->fw_version));
 784
 785        if (len > offsetof(struct wmi_ready_event, rfc_read_calib_result)) {
 786                wil_dbg_wmi(wil, "rfc calibration result %d\n",
 787                            evt->rfc_read_calib_result);
 788                wil->fw_calib_result = evt->rfc_read_calib_result;
 789        }
 790
 791        fw_max_assoc_sta = WIL6210_RX_DESC_MAX_CID;
 792        if (len > offsetof(struct wmi_ready_event, max_assoc_sta) &&
 793            evt->max_assoc_sta > 0) {
 794                fw_max_assoc_sta = evt->max_assoc_sta;
 795                wil_dbg_wmi(wil, "fw reported max assoc sta %d\n",
 796                            fw_max_assoc_sta);
 797
 798                if (fw_max_assoc_sta > WIL6210_MAX_CID) {
 799                        wil_dbg_wmi(wil,
 800                                    "fw max assoc sta %d exceeds max driver supported %d\n",
 801                                    fw_max_assoc_sta, WIL6210_MAX_CID);
 802                        fw_max_assoc_sta = WIL6210_MAX_CID;
 803                }
 804        }
 805
 806        wil->max_assoc_sta = min_t(uint, max_assoc_sta, fw_max_assoc_sta);
 807        wil_dbg_wmi(wil, "setting max assoc sta to %d\n", wil->max_assoc_sta);
 808
 809        wil_set_recovery_state(wil, fw_recovery_idle);
 810        set_bit(wil_status_fwready, wil->status);
 811        /* let the reset sequence continue */
 812        complete(&wil->wmi_ready);
 813}
 814
 815static void wmi_evt_rx_mgmt(struct wil6210_vif *vif, int id, void *d, int len)
 816{
 817        struct wil6210_priv *wil = vif_to_wil(vif);
 818        struct wmi_rx_mgmt_packet_event *data = d;
 819        struct wiphy *wiphy = wil_to_wiphy(wil);
 820        struct ieee80211_mgmt *rx_mgmt_frame =
 821                        (struct ieee80211_mgmt *)data->payload;
 822        int flen = len - offsetof(struct wmi_rx_mgmt_packet_event, payload);
 823        int ch_no;
 824        u32 freq;
 825        struct ieee80211_channel *channel;
 826        s32 signal;
 827        __le16 fc;
 828        u32 d_len;
 829        u16 d_status;
 830
 831        if (flen < 0) {
 832                wil_err(wil, "MGMT Rx: short event, len %d\n", len);
 833                return;
 834        }
 835
 836        d_len = le32_to_cpu(data->info.len);
 837        if (d_len != flen) {
 838                wil_err(wil,
 839                        "MGMT Rx: length mismatch, d_len %d should be %d\n",
 840                        d_len, flen);
 841                return;
 842        }
 843
 844        ch_no = data->info.channel + 1;
 845        freq = ieee80211_channel_to_frequency(ch_no, NL80211_BAND_60GHZ);
 846        channel = ieee80211_get_channel(wiphy, freq);
 847        if (test_bit(WMI_FW_CAPABILITY_RSSI_REPORTING, wil->fw_capabilities))
 848                signal = 100 * data->info.rssi;
 849        else
 850                signal = data->info.sqi;
 851        d_status = le16_to_cpu(data->info.status);
 852        fc = rx_mgmt_frame->frame_control;
 853
 854        wil_dbg_wmi(wil, "MGMT Rx: channel %d MCS %s RSSI %d SQI %d%%\n",
 855                    data->info.channel, WIL_EXTENDED_MCS_CHECK(data->info.mcs),
 856                    data->info.rssi, data->info.sqi);
 857        wil_dbg_wmi(wil, "status 0x%04x len %d fc 0x%04x\n", d_status, d_len,
 858                    le16_to_cpu(fc));
 859        wil_dbg_wmi(wil, "qid %d mid %d cid %d\n",
 860                    data->info.qid, data->info.mid, data->info.cid);
 861        wil_hex_dump_wmi("MGMT Rx ", DUMP_PREFIX_OFFSET, 16, 1, rx_mgmt_frame,
 862                         d_len, true);
 863
 864        if (!channel) {
 865                wil_err(wil, "Frame on unsupported channel\n");
 866                return;
 867        }
 868
 869        if (ieee80211_is_beacon(fc) || ieee80211_is_probe_resp(fc)) {
 870                struct cfg80211_bss *bss;
 871                struct cfg80211_inform_bss bss_data = {
 872                        .chan = channel,
 873                        .scan_width = NL80211_BSS_CHAN_WIDTH_20,
 874                        .signal = signal,
 875                        .boottime_ns = ktime_to_ns(ktime_get_boottime()),
 876                };
 877                u64 tsf = le64_to_cpu(rx_mgmt_frame->u.beacon.timestamp);
 878                u16 cap = le16_to_cpu(rx_mgmt_frame->u.beacon.capab_info);
 879                u16 bi = le16_to_cpu(rx_mgmt_frame->u.beacon.beacon_int);
 880                const u8 *ie_buf = rx_mgmt_frame->u.beacon.variable;
 881                size_t ie_len = d_len - offsetof(struct ieee80211_mgmt,
 882                                                 u.beacon.variable);
 883                wil_dbg_wmi(wil, "Capability info : 0x%04x\n", cap);
 884                wil_dbg_wmi(wil, "TSF : 0x%016llx\n", tsf);
 885                wil_dbg_wmi(wil, "Beacon interval : %d\n", bi);
 886                wil_hex_dump_wmi("IE ", DUMP_PREFIX_OFFSET, 16, 1, ie_buf,
 887                                 ie_len, true);
 888
 889                wil_dbg_wmi(wil, "Capability info : 0x%04x\n", cap);
 890
 891                bss = cfg80211_inform_bss_frame_data(wiphy, &bss_data,
 892                                                     rx_mgmt_frame,
 893                                                     d_len, GFP_KERNEL);
 894                if (bss) {
 895                        wil_dbg_wmi(wil, "Added BSS %pM\n",
 896                                    rx_mgmt_frame->bssid);
 897                        cfg80211_put_bss(wiphy, bss);
 898                } else {
 899                        wil_err(wil, "cfg80211_inform_bss_frame() failed\n");
 900                }
 901        } else {
 902                mutex_lock(&wil->vif_mutex);
 903                cfg80211_rx_mgmt(vif_to_radio_wdev(wil, vif), freq, signal,
 904                                 (void *)rx_mgmt_frame, d_len, 0);
 905                mutex_unlock(&wil->vif_mutex);
 906        }
 907}
 908
 909static void wmi_evt_tx_mgmt(struct wil6210_vif *vif, int id, void *d, int len)
 910{
 911        struct wmi_tx_mgmt_packet_event *data = d;
 912        struct ieee80211_mgmt *mgmt_frame =
 913                        (struct ieee80211_mgmt *)data->payload;
 914        int flen = len - offsetof(struct wmi_tx_mgmt_packet_event, payload);
 915
 916        wil_hex_dump_wmi("MGMT Tx ", DUMP_PREFIX_OFFSET, 16, 1, mgmt_frame,
 917                         flen, true);
 918}
 919
 920static void wmi_evt_scan_complete(struct wil6210_vif *vif, int id,
 921                                  void *d, int len)
 922{
 923        struct wil6210_priv *wil = vif_to_wil(vif);
 924
 925        mutex_lock(&wil->vif_mutex);
 926        if (vif->scan_request) {
 927                struct wmi_scan_complete_event *data = d;
 928                int status = le32_to_cpu(data->status);
 929                struct cfg80211_scan_info info = {
 930                        .aborted = ((status != WMI_SCAN_SUCCESS) &&
 931                                (status != WMI_SCAN_ABORT_REJECTED)),
 932                };
 933
 934                wil_dbg_wmi(wil, "SCAN_COMPLETE(0x%08x)\n", status);
 935                wil_dbg_misc(wil, "Complete scan_request 0x%p aborted %d\n",
 936                             vif->scan_request, info.aborted);
 937                del_timer_sync(&vif->scan_timer);
 938                cfg80211_scan_done(vif->scan_request, &info);
 939                if (vif->mid == 0)
 940                        wil->radio_wdev = wil->main_ndev->ieee80211_ptr;
 941                vif->scan_request = NULL;
 942                wake_up_interruptible(&wil->wq);
 943                if (vif->p2p.pending_listen_wdev) {
 944                        wil_dbg_misc(wil, "Scheduling delayed listen\n");
 945                        schedule_work(&vif->p2p.delayed_listen_work);
 946                }
 947        } else {
 948                wil_err(wil, "SCAN_COMPLETE while not scanning\n");
 949        }
 950        mutex_unlock(&wil->vif_mutex);
 951}
 952
 953static void wmi_evt_connect(struct wil6210_vif *vif, int id, void *d, int len)
 954{
 955        struct wil6210_priv *wil = vif_to_wil(vif);
 956        struct net_device *ndev = vif_to_ndev(vif);
 957        struct wireless_dev *wdev = vif_to_wdev(vif);
 958        struct wmi_connect_event *evt = d;
 959        int ch; /* channel number */
 960        struct station_info *sinfo;
 961        u8 *assoc_req_ie, *assoc_resp_ie;
 962        size_t assoc_req_ielen, assoc_resp_ielen;
 963        /* capinfo(u16) + listen_interval(u16) + IEs */
 964        const size_t assoc_req_ie_offset = sizeof(u16) * 2;
 965        /* capinfo(u16) + status_code(u16) + associd(u16) + IEs */
 966        const size_t assoc_resp_ie_offset = sizeof(u16) * 3;
 967        int rc;
 968
 969        if (len < sizeof(*evt)) {
 970                wil_err(wil, "Connect event too short : %d bytes\n", len);
 971                return;
 972        }
 973        if (len != sizeof(*evt) + evt->beacon_ie_len + evt->assoc_req_len +
 974                   evt->assoc_resp_len) {
 975                wil_err(wil,
 976                        "Connect event corrupted : %d != %d + %d + %d + %d\n",
 977                        len, (int)sizeof(*evt), evt->beacon_ie_len,
 978                        evt->assoc_req_len, evt->assoc_resp_len);
 979                return;
 980        }
 981        if (evt->cid >= wil->max_assoc_sta) {
 982                wil_err(wil, "Connect CID invalid : %d\n", evt->cid);
 983                return;
 984        }
 985
 986        ch = evt->channel + 1;
 987        wil_info(wil, "Connect %pM channel [%d] cid %d aid %d\n",
 988                 evt->bssid, ch, evt->cid, evt->aid);
 989        wil_hex_dump_wmi("connect AI : ", DUMP_PREFIX_OFFSET, 16, 1,
 990                         evt->assoc_info, len - sizeof(*evt), true);
 991
 992        /* figure out IE's */
 993        assoc_req_ie = &evt->assoc_info[evt->beacon_ie_len +
 994                                        assoc_req_ie_offset];
 995        assoc_req_ielen = evt->assoc_req_len - assoc_req_ie_offset;
 996        if (evt->assoc_req_len <= assoc_req_ie_offset) {
 997                assoc_req_ie = NULL;
 998                assoc_req_ielen = 0;
 999        }
1000
1001        assoc_resp_ie = &evt->assoc_info[evt->beacon_ie_len +
1002                                         evt->assoc_req_len +
1003                                         assoc_resp_ie_offset];
1004        assoc_resp_ielen = evt->assoc_resp_len - assoc_resp_ie_offset;
1005        if (evt->assoc_resp_len <= assoc_resp_ie_offset) {
1006                assoc_resp_ie = NULL;
1007                assoc_resp_ielen = 0;
1008        }
1009
1010        if (test_bit(wil_status_resetting, wil->status) ||
1011            !test_bit(wil_status_fwready, wil->status)) {
1012                wil_err(wil, "status_resetting, cancel connect event, CID %d\n",
1013                        evt->cid);
1014                /* no need for cleanup, wil_reset will do that */
1015                return;
1016        }
1017
1018        mutex_lock(&wil->mutex);
1019
1020        if ((wdev->iftype == NL80211_IFTYPE_STATION) ||
1021            (wdev->iftype == NL80211_IFTYPE_P2P_CLIENT)) {
1022                if (!test_bit(wil_vif_fwconnecting, vif->status)) {
1023                        wil_err(wil, "Not in connecting state\n");
1024                        mutex_unlock(&wil->mutex);
1025                        return;
1026                }
1027                del_timer_sync(&vif->connect_timer);
1028        } else if ((wdev->iftype == NL80211_IFTYPE_AP) ||
1029                   (wdev->iftype == NL80211_IFTYPE_P2P_GO)) {
1030                if (wil->sta[evt->cid].status != wil_sta_unused) {
1031                        wil_err(wil, "AP: Invalid status %d for CID %d\n",
1032                                wil->sta[evt->cid].status, evt->cid);
1033                        mutex_unlock(&wil->mutex);
1034                        return;
1035                }
1036        }
1037
1038        ether_addr_copy(wil->sta[evt->cid].addr, evt->bssid);
1039        wil->sta[evt->cid].mid = vif->mid;
1040        wil->sta[evt->cid].status = wil_sta_conn_pending;
1041
1042        rc = wil_ring_init_tx(vif, evt->cid);
1043        if (rc) {
1044                wil_err(wil, "config tx vring failed for CID %d, rc (%d)\n",
1045                        evt->cid, rc);
1046                wmi_disconnect_sta(vif, wil->sta[evt->cid].addr,
1047                                   WLAN_REASON_UNSPECIFIED, false);
1048        } else {
1049                wil_info(wil, "successful connection to CID %d\n", evt->cid);
1050        }
1051
1052        if ((wdev->iftype == NL80211_IFTYPE_STATION) ||
1053            (wdev->iftype == NL80211_IFTYPE_P2P_CLIENT)) {
1054                if (rc) {
1055                        netif_carrier_off(ndev);
1056                        wil6210_bus_request(wil, WIL_DEFAULT_BUS_REQUEST_KBPS);
1057                        wil_err(wil, "cfg80211_connect_result with failure\n");
1058                        cfg80211_connect_result(ndev, evt->bssid, NULL, 0,
1059                                                NULL, 0,
1060                                                WLAN_STATUS_UNSPECIFIED_FAILURE,
1061                                                GFP_KERNEL);
1062                        goto out;
1063                } else {
1064                        struct wiphy *wiphy = wil_to_wiphy(wil);
1065
1066                        cfg80211_ref_bss(wiphy, vif->bss);
1067                        cfg80211_connect_bss(ndev, evt->bssid, vif->bss,
1068                                             assoc_req_ie, assoc_req_ielen,
1069                                             assoc_resp_ie, assoc_resp_ielen,
1070                                             WLAN_STATUS_SUCCESS, GFP_KERNEL,
1071                                             NL80211_TIMEOUT_UNSPECIFIED);
1072                }
1073                vif->bss = NULL;
1074        } else if ((wdev->iftype == NL80211_IFTYPE_AP) ||
1075                   (wdev->iftype == NL80211_IFTYPE_P2P_GO)) {
1076
1077                if (rc) {
1078                        if (disable_ap_sme)
1079                                /* notify new_sta has failed */
1080                                cfg80211_del_sta(ndev, evt->bssid, GFP_KERNEL);
1081                        goto out;
1082                }
1083
1084                sinfo = kzalloc(sizeof(*sinfo), GFP_KERNEL);
1085                if (!sinfo) {
1086                        rc = -ENOMEM;
1087                        goto out;
1088                }
1089
1090                sinfo->generation = wil->sinfo_gen++;
1091
1092                if (assoc_req_ie) {
1093                        sinfo->assoc_req_ies = assoc_req_ie;
1094                        sinfo->assoc_req_ies_len = assoc_req_ielen;
1095                }
1096
1097                cfg80211_new_sta(ndev, evt->bssid, sinfo, GFP_KERNEL);
1098
1099                kfree(sinfo);
1100        } else {
1101                wil_err(wil, "unhandled iftype %d for CID %d\n", wdev->iftype,
1102                        evt->cid);
1103                goto out;
1104        }
1105
1106        wil->sta[evt->cid].status = wil_sta_connected;
1107        wil->sta[evt->cid].aid = evt->aid;
1108        if (!test_and_set_bit(wil_vif_fwconnected, vif->status))
1109                atomic_inc(&wil->connected_vifs);
1110        wil_update_net_queues_bh(wil, vif, NULL, false);
1111
1112out:
1113        if (rc) {
1114                wil->sta[evt->cid].status = wil_sta_unused;
1115                wil->sta[evt->cid].mid = U8_MAX;
1116        }
1117        clear_bit(wil_vif_fwconnecting, vif->status);
1118        mutex_unlock(&wil->mutex);
1119}
1120
1121static void wmi_evt_disconnect(struct wil6210_vif *vif, int id,
1122                               void *d, int len)
1123{
1124        struct wil6210_priv *wil = vif_to_wil(vif);
1125        struct wmi_disconnect_event *evt = d;
1126        u16 reason_code = le16_to_cpu(evt->protocol_reason_status);
1127
1128        wil_info(wil, "Disconnect %pM reason [proto %d wmi %d]\n",
1129                 evt->bssid, reason_code, evt->disconnect_reason);
1130
1131        wil->sinfo_gen++;
1132
1133        if (test_bit(wil_status_resetting, wil->status) ||
1134            !test_bit(wil_status_fwready, wil->status)) {
1135                wil_err(wil, "status_resetting, cancel disconnect event\n");
1136                /* no need for cleanup, wil_reset will do that */
1137                return;
1138        }
1139
1140        mutex_lock(&wil->mutex);
1141        wil6210_disconnect_complete(vif, evt->bssid, reason_code);
1142        if (disable_ap_sme) {
1143                struct wireless_dev *wdev = vif_to_wdev(vif);
1144                struct net_device *ndev = vif_to_ndev(vif);
1145
1146                /* disconnect event in disable_ap_sme mode means link loss */
1147                switch (wdev->iftype) {
1148                /* AP-like interface */
1149                case NL80211_IFTYPE_AP:
1150                case NL80211_IFTYPE_P2P_GO:
1151                        /* notify hostapd about link loss */
1152                        cfg80211_cqm_pktloss_notify(ndev, evt->bssid, 0,
1153                                                    GFP_KERNEL);
1154                        break;
1155                default:
1156                        break;
1157                }
1158        }
1159        mutex_unlock(&wil->mutex);
1160}
1161
1162/*
1163 * Firmware reports EAPOL frame using WME event.
1164 * Reconstruct Ethernet frame and deliver it via normal Rx
1165 */
1166static void wmi_evt_eapol_rx(struct wil6210_vif *vif, int id, void *d, int len)
1167{
1168        struct wil6210_priv *wil = vif_to_wil(vif);
1169        struct net_device *ndev = vif_to_ndev(vif);
1170        struct wmi_eapol_rx_event *evt = d;
1171        u16 eapol_len = le16_to_cpu(evt->eapol_len);
1172        int sz = eapol_len + ETH_HLEN;
1173        struct sk_buff *skb;
1174        struct ethhdr *eth;
1175        int cid;
1176        struct wil_net_stats *stats = NULL;
1177
1178        wil_dbg_wmi(wil, "EAPOL len %d from %pM MID %d\n", eapol_len,
1179                    evt->src_mac, vif->mid);
1180
1181        cid = wil_find_cid(wil, vif->mid, evt->src_mac);
1182        if (cid >= 0)
1183                stats = &wil->sta[cid].stats;
1184
1185        if (eapol_len > 196) { /* TODO: revisit size limit */
1186                wil_err(wil, "EAPOL too large\n");
1187                return;
1188        }
1189
1190        skb = alloc_skb(sz, GFP_KERNEL);
1191        if (!skb) {
1192                wil_err(wil, "Failed to allocate skb\n");
1193                return;
1194        }
1195
1196        eth = skb_put(skb, ETH_HLEN);
1197        ether_addr_copy(eth->h_dest, ndev->dev_addr);
1198        ether_addr_copy(eth->h_source, evt->src_mac);
1199        eth->h_proto = cpu_to_be16(ETH_P_PAE);
1200        skb_put_data(skb, evt->eapol, eapol_len);
1201        skb->protocol = eth_type_trans(skb, ndev);
1202        if (likely(netif_rx_ni(skb) == NET_RX_SUCCESS)) {
1203                ndev->stats.rx_packets++;
1204                ndev->stats.rx_bytes += sz;
1205                if (stats) {
1206                        stats->rx_packets++;
1207                        stats->rx_bytes += sz;
1208                }
1209        } else {
1210                ndev->stats.rx_dropped++;
1211                if (stats)
1212                        stats->rx_dropped++;
1213        }
1214}
1215
1216static void wmi_evt_ring_en(struct wil6210_vif *vif, int id, void *d, int len)
1217{
1218        struct wil6210_priv *wil = vif_to_wil(vif);
1219        struct wmi_ring_en_event *evt = d;
1220        u8 vri = evt->ring_index;
1221        struct wireless_dev *wdev = vif_to_wdev(vif);
1222        struct wil_sta_info *sta;
1223        u8 cid;
1224        struct key_params params;
1225
1226        wil_dbg_wmi(wil, "Enable vring %d MID %d\n", vri, vif->mid);
1227
1228        if (vri >= ARRAY_SIZE(wil->ring_tx)) {
1229                wil_err(wil, "Enable for invalid vring %d\n", vri);
1230                return;
1231        }
1232
1233        if (wdev->iftype != NL80211_IFTYPE_AP || !disable_ap_sme ||
1234            test_bit(wil_vif_ft_roam, vif->status))
1235                /* in AP mode with disable_ap_sme that is not FT,
1236                 * this is done by wil_cfg80211_change_station()
1237                 */
1238                wil->ring_tx_data[vri].dot1x_open = true;
1239        if (vri == vif->bcast_ring) /* no BA for bcast */
1240                return;
1241
1242        cid = wil->ring2cid_tid[vri][0];
1243        if (!wil_cid_valid(wil, cid)) {
1244                wil_err(wil, "invalid cid %d for vring %d\n", cid, vri);
1245                return;
1246        }
1247
1248        /* In FT mode we get key but not store it as it is received
1249         * before WMI_CONNECT_EVENT received from FW.
1250         * wil_set_crypto_rx is called here to reset the security PN
1251         */
1252        sta = &wil->sta[cid];
1253        if (test_bit(wil_vif_ft_roam, vif->status)) {
1254                memset(&params, 0, sizeof(params));
1255                wil_set_crypto_rx(0, WMI_KEY_USE_PAIRWISE, sta, &params);
1256                if (wdev->iftype != NL80211_IFTYPE_AP)
1257                        clear_bit(wil_vif_ft_roam, vif->status);
1258        }
1259
1260        if (agg_wsize >= 0)
1261                wil_addba_tx_request(wil, vri, agg_wsize);
1262}
1263
1264static void wmi_evt_ba_status(struct wil6210_vif *vif, int id,
1265                              void *d, int len)
1266{
1267        struct wil6210_priv *wil = vif_to_wil(vif);
1268        struct wmi_ba_status_event *evt = d;
1269        struct wil_ring_tx_data *txdata;
1270
1271        wil_dbg_wmi(wil, "BACK[%d] %s {%d} timeout %d AMSDU%s\n",
1272                    evt->ringid,
1273                    evt->status == WMI_BA_AGREED ? "OK" : "N/A",
1274                    evt->agg_wsize, __le16_to_cpu(evt->ba_timeout),
1275                    evt->amsdu ? "+" : "-");
1276
1277        if (evt->ringid >= WIL6210_MAX_TX_RINGS) {
1278                wil_err(wil, "invalid ring id %d\n", evt->ringid);
1279                return;
1280        }
1281
1282        if (evt->status != WMI_BA_AGREED) {
1283                evt->ba_timeout = 0;
1284                evt->agg_wsize = 0;
1285                evt->amsdu = 0;
1286        }
1287
1288        txdata = &wil->ring_tx_data[evt->ringid];
1289
1290        txdata->agg_timeout = le16_to_cpu(evt->ba_timeout);
1291        txdata->agg_wsize = evt->agg_wsize;
1292        txdata->agg_amsdu = evt->amsdu;
1293        txdata->addba_in_progress = false;
1294}
1295
1296static void wmi_evt_addba_rx_req(struct wil6210_vif *vif, int id,
1297                                 void *d, int len)
1298{
1299        struct wil6210_priv *wil = vif_to_wil(vif);
1300        u8 cid, tid;
1301        struct wmi_rcp_addba_req_event *evt = d;
1302
1303        if (evt->cidxtid != CIDXTID_EXTENDED_CID_TID) {
1304                parse_cidxtid(evt->cidxtid, &cid, &tid);
1305        } else {
1306                cid = evt->cid;
1307                tid = evt->tid;
1308        }
1309        wil_addba_rx_request(wil, vif->mid, cid, tid, evt->dialog_token,
1310                             evt->ba_param_set, evt->ba_timeout,
1311                             evt->ba_seq_ctrl);
1312}
1313
1314static void wmi_evt_delba(struct wil6210_vif *vif, int id, void *d, int len)
1315__acquires(&sta->tid_rx_lock) __releases(&sta->tid_rx_lock)
1316{
1317        struct wil6210_priv *wil = vif_to_wil(vif);
1318        struct wmi_delba_event *evt = d;
1319        u8 cid, tid;
1320        u16 reason = __le16_to_cpu(evt->reason);
1321        struct wil_sta_info *sta;
1322        struct wil_tid_ampdu_rx *r;
1323
1324        might_sleep();
1325
1326        if (evt->cidxtid != CIDXTID_EXTENDED_CID_TID) {
1327                parse_cidxtid(evt->cidxtid, &cid, &tid);
1328        } else {
1329                cid = evt->cid;
1330                tid = evt->tid;
1331        }
1332
1333        if (!wil_cid_valid(wil, cid)) {
1334                wil_err(wil, "DELBA: Invalid CID %d\n", cid);
1335                return;
1336        }
1337
1338        wil_dbg_wmi(wil, "DELBA MID %d CID %d TID %d from %s reason %d\n",
1339                    vif->mid, cid, tid,
1340                    evt->from_initiator ? "originator" : "recipient",
1341                    reason);
1342        if (!evt->from_initiator) {
1343                int i;
1344                /* find Tx vring it belongs to */
1345                for (i = 0; i < ARRAY_SIZE(wil->ring2cid_tid); i++) {
1346                        if (wil->ring2cid_tid[i][0] == cid &&
1347                            wil->ring2cid_tid[i][1] == tid) {
1348                                struct wil_ring_tx_data *txdata =
1349                                        &wil->ring_tx_data[i];
1350
1351                                wil_dbg_wmi(wil, "DELBA Tx vring %d\n", i);
1352                                txdata->agg_timeout = 0;
1353                                txdata->agg_wsize = 0;
1354                                txdata->addba_in_progress = false;
1355
1356                                break; /* max. 1 matching ring */
1357                        }
1358                }
1359                if (i >= ARRAY_SIZE(wil->ring2cid_tid))
1360                        wil_err(wil, "DELBA: unable to find Tx vring\n");
1361                return;
1362        }
1363
1364        sta = &wil->sta[cid];
1365
1366        spin_lock_bh(&sta->tid_rx_lock);
1367
1368        r = sta->tid_rx[tid];
1369        sta->tid_rx[tid] = NULL;
1370        wil_tid_ampdu_rx_free(wil, r);
1371
1372        spin_unlock_bh(&sta->tid_rx_lock);
1373}
1374
1375static void
1376wmi_evt_sched_scan_result(struct wil6210_vif *vif, int id, void *d, int len)
1377{
1378        struct wil6210_priv *wil = vif_to_wil(vif);
1379        struct wmi_sched_scan_result_event *data = d;
1380        struct wiphy *wiphy = wil_to_wiphy(wil);
1381        struct ieee80211_mgmt *rx_mgmt_frame =
1382                (struct ieee80211_mgmt *)data->payload;
1383        int flen = len - offsetof(struct wmi_sched_scan_result_event, payload);
1384        int ch_no;
1385        u32 freq;
1386        struct ieee80211_channel *channel;
1387        s32 signal;
1388        __le16 fc;
1389        u32 d_len;
1390        struct cfg80211_bss *bss;
1391        struct cfg80211_inform_bss bss_data = {
1392                .scan_width = NL80211_BSS_CHAN_WIDTH_20,
1393                .boottime_ns = ktime_to_ns(ktime_get_boottime()),
1394        };
1395
1396        if (flen < 0) {
1397                wil_err(wil, "sched scan result event too short, len %d\n",
1398                        len);
1399                return;
1400        }
1401
1402        d_len = le32_to_cpu(data->info.len);
1403        if (d_len != flen) {
1404                wil_err(wil,
1405                        "sched scan result length mismatch, d_len %d should be %d\n",
1406                        d_len, flen);
1407                return;
1408        }
1409
1410        fc = rx_mgmt_frame->frame_control;
1411        if (!ieee80211_is_probe_resp(fc)) {
1412                wil_err(wil, "sched scan result invalid frame, fc 0x%04x\n",
1413                        fc);
1414                return;
1415        }
1416
1417        ch_no = data->info.channel + 1;
1418        freq = ieee80211_channel_to_frequency(ch_no, NL80211_BAND_60GHZ);
1419        channel = ieee80211_get_channel(wiphy, freq);
1420        if (test_bit(WMI_FW_CAPABILITY_RSSI_REPORTING, wil->fw_capabilities))
1421                signal = 100 * data->info.rssi;
1422        else
1423                signal = data->info.sqi;
1424
1425        wil_dbg_wmi(wil, "sched scan result: channel %d MCS %s RSSI %d\n",
1426                    data->info.channel, WIL_EXTENDED_MCS_CHECK(data->info.mcs),
1427                    data->info.rssi);
1428        wil_dbg_wmi(wil, "len %d qid %d mid %d cid %d\n",
1429                    d_len, data->info.qid, data->info.mid, data->info.cid);
1430        wil_hex_dump_wmi("PROBE ", DUMP_PREFIX_OFFSET, 16, 1, rx_mgmt_frame,
1431                         d_len, true);
1432
1433        if (!channel) {
1434                wil_err(wil, "Frame on unsupported channel\n");
1435                return;
1436        }
1437
1438        bss_data.signal = signal;
1439        bss_data.chan = channel;
1440        bss = cfg80211_inform_bss_frame_data(wiphy, &bss_data, rx_mgmt_frame,
1441                                             d_len, GFP_KERNEL);
1442        if (bss) {
1443                wil_dbg_wmi(wil, "Added BSS %pM\n", rx_mgmt_frame->bssid);
1444                cfg80211_put_bss(wiphy, bss);
1445        } else {
1446                wil_err(wil, "cfg80211_inform_bss_frame() failed\n");
1447        }
1448
1449        cfg80211_sched_scan_results(wiphy, 0);
1450}
1451
1452static void wil_link_stats_store_basic(struct wil6210_vif *vif,
1453                                       struct wmi_link_stats_basic *basic)
1454{
1455        struct wil6210_priv *wil = vif_to_wil(vif);
1456        u8 cid = basic->cid;
1457        struct wil_sta_info *sta;
1458
1459        if (cid >= wil->max_assoc_sta) {
1460                wil_err(wil, "invalid cid %d\n", cid);
1461                return;
1462        }
1463
1464        sta = &wil->sta[cid];
1465        sta->fw_stats_basic = *basic;
1466}
1467
1468static void wil_link_stats_store_global(struct wil6210_vif *vif,
1469                                        struct wmi_link_stats_global *global)
1470{
1471        struct wil6210_priv *wil = vif_to_wil(vif);
1472
1473        wil->fw_stats_global.stats = *global;
1474}
1475
1476static void wmi_link_stats_parse(struct wil6210_vif *vif, u64 tsf,
1477                                 bool has_next, void *payload,
1478                                 size_t payload_size)
1479{
1480        struct wil6210_priv *wil = vif_to_wil(vif);
1481        size_t hdr_size = sizeof(struct wmi_link_stats_record);
1482        size_t stats_size, record_size, expected_size;
1483        struct wmi_link_stats_record *hdr;
1484
1485        if (payload_size < hdr_size) {
1486                wil_err(wil, "link stats wrong event size %zu\n", payload_size);
1487                return;
1488        }
1489
1490        while (payload_size >= hdr_size) {
1491                hdr = payload;
1492                stats_size = le16_to_cpu(hdr->record_size);
1493                record_size = hdr_size + stats_size;
1494
1495                if (payload_size < record_size) {
1496                        wil_err(wil, "link stats payload ended unexpectedly, size %zu < %zu\n",
1497                                payload_size, record_size);
1498                        return;
1499                }
1500
1501                switch (hdr->record_type_id) {
1502                case WMI_LINK_STATS_TYPE_BASIC:
1503                        expected_size = sizeof(struct wmi_link_stats_basic);
1504                        if (stats_size < expected_size) {
1505                                wil_err(wil, "link stats invalid basic record size %zu < %zu\n",
1506                                        stats_size, expected_size);
1507                                return;
1508                        }
1509                        if (vif->fw_stats_ready) {
1510                                /* clean old statistics */
1511                                vif->fw_stats_tsf = 0;
1512                                vif->fw_stats_ready = false;
1513                        }
1514
1515                        wil_link_stats_store_basic(vif, payload + hdr_size);
1516
1517                        if (!has_next) {
1518                                vif->fw_stats_tsf = tsf;
1519                                vif->fw_stats_ready = true;
1520                        }
1521
1522                        break;
1523                case WMI_LINK_STATS_TYPE_GLOBAL:
1524                        expected_size = sizeof(struct wmi_link_stats_global);
1525                        if (stats_size < sizeof(struct wmi_link_stats_global)) {
1526                                wil_err(wil, "link stats invalid global record size %zu < %zu\n",
1527                                        stats_size, expected_size);
1528                                return;
1529                        }
1530
1531                        if (wil->fw_stats_global.ready) {
1532                                /* clean old statistics */
1533                                wil->fw_stats_global.tsf = 0;
1534                                wil->fw_stats_global.ready = false;
1535                        }
1536
1537                        wil_link_stats_store_global(vif, payload + hdr_size);
1538
1539                        if (!has_next) {
1540                                wil->fw_stats_global.tsf = tsf;
1541                                wil->fw_stats_global.ready = true;
1542                        }
1543
1544                        break;
1545                default:
1546                        break;
1547                }
1548
1549                /* skip to next record */
1550                payload += record_size;
1551                payload_size -= record_size;
1552        }
1553}
1554
1555static void
1556wmi_evt_link_stats(struct wil6210_vif *vif, int id, void *d, int len)
1557{
1558        struct wil6210_priv *wil = vif_to_wil(vif);
1559        struct wmi_link_stats_event *evt = d;
1560        size_t payload_size;
1561
1562        if (len < offsetof(struct wmi_link_stats_event, payload)) {
1563                wil_err(wil, "stats event way too short %d\n", len);
1564                return;
1565        }
1566        payload_size = le16_to_cpu(evt->payload_size);
1567        if (len < sizeof(struct wmi_link_stats_event) + payload_size) {
1568                wil_err(wil, "stats event too short %d\n", len);
1569                return;
1570        }
1571
1572        wmi_link_stats_parse(vif, le64_to_cpu(evt->tsf), evt->has_next,
1573                             evt->payload, payload_size);
1574}
1575
1576/* find cid and ringid for the station vif
1577 *
1578 * return error, if other interfaces are used or ring was not found
1579 */
1580static int wil_find_cid_ringid_sta(struct wil6210_priv *wil,
1581                                   struct wil6210_vif *vif,
1582                                   int *cid,
1583                                   int *ringid)
1584{
1585        struct wil_ring *ring;
1586        struct wil_ring_tx_data *txdata;
1587        int min_ring_id = wil_get_min_tx_ring_id(wil);
1588        int i;
1589        u8 lcid;
1590
1591        if (!(vif->wdev.iftype == NL80211_IFTYPE_STATION ||
1592              vif->wdev.iftype == NL80211_IFTYPE_P2P_CLIENT)) {
1593                wil_err(wil, "invalid interface type %d\n", vif->wdev.iftype);
1594                return -EINVAL;
1595        }
1596
1597        /* In the STA mode, it is expected to have only one ring
1598         * for the AP we are connected to.
1599         * find it and return the cid associated with it.
1600         */
1601        for (i = min_ring_id; i < WIL6210_MAX_TX_RINGS; i++) {
1602                ring = &wil->ring_tx[i];
1603                txdata = &wil->ring_tx_data[i];
1604                if (!ring->va || !txdata->enabled || txdata->mid != vif->mid)
1605                        continue;
1606
1607                lcid = wil->ring2cid_tid[i][0];
1608                if (lcid >= wil->max_assoc_sta) /* skip BCAST */
1609                        continue;
1610
1611                wil_dbg_wmi(wil, "find sta -> ringid %d cid %d\n", i, lcid);
1612                *cid = lcid;
1613                *ringid = i;
1614                return 0;
1615        }
1616
1617        wil_dbg_wmi(wil, "find sta cid while no rings active?\n");
1618
1619        return -ENOENT;
1620}
1621
1622static void
1623wmi_evt_auth_status(struct wil6210_vif *vif, int id, void *d, int len)
1624{
1625        struct wil6210_priv *wil = vif_to_wil(vif);
1626        struct net_device *ndev = vif_to_ndev(vif);
1627        struct wmi_ft_auth_status_event *data = d;
1628        int ie_len = len - offsetof(struct wmi_ft_auth_status_event, ie_info);
1629        int rc, cid = 0, ringid = 0;
1630        struct cfg80211_ft_event_params ft;
1631        u16 d_len;
1632        /* auth_alg(u16) + auth_transaction(u16) + status_code(u16) */
1633        const size_t auth_ie_offset = sizeof(u16) * 3;
1634        struct auth_no_hdr *auth = (struct auth_no_hdr *)data->ie_info;
1635
1636        /* check the status */
1637        if (ie_len >= 0 && data->status != WMI_FW_STATUS_SUCCESS) {
1638                wil_err(wil, "FT: auth failed. status %d\n", data->status);
1639                goto fail;
1640        }
1641
1642        if (ie_len < auth_ie_offset) {
1643                wil_err(wil, "FT: auth event too short, len %d\n", len);
1644                goto fail;
1645        }
1646
1647        d_len = le16_to_cpu(data->ie_len);
1648        if (d_len != ie_len) {
1649                wil_err(wil,
1650                        "FT: auth ie length mismatch, d_len %d should be %d\n",
1651                        d_len, ie_len);
1652                goto fail;
1653        }
1654
1655        if (!test_bit(wil_vif_ft_roam, wil->status)) {
1656                wil_err(wil, "FT: Not in roaming state\n");
1657                goto fail;
1658        }
1659
1660        if (le16_to_cpu(auth->auth_transaction) != 2) {
1661                wil_err(wil, "FT: auth error. auth_transaction %d\n",
1662                        le16_to_cpu(auth->auth_transaction));
1663                goto fail;
1664        }
1665
1666        if (le16_to_cpu(auth->auth_alg) != WLAN_AUTH_FT) {
1667                wil_err(wil, "FT: auth error. auth_alg %d\n",
1668                        le16_to_cpu(auth->auth_alg));
1669                goto fail;
1670        }
1671
1672        wil_dbg_wmi(wil, "FT: Auth to %pM successfully\n", data->mac_addr);
1673        wil_hex_dump_wmi("FT Auth ies : ", DUMP_PREFIX_OFFSET, 16, 1,
1674                         data->ie_info, d_len, true);
1675
1676        /* find cid and ringid */
1677        rc = wil_find_cid_ringid_sta(wil, vif, &cid, &ringid);
1678        if (rc) {
1679                wil_err(wil, "No valid cid found\n");
1680                goto fail;
1681        }
1682
1683        if (vif->privacy) {
1684                /* For secure assoc, remove old keys */
1685                rc = wmi_del_cipher_key(vif, 0, wil->sta[cid].addr,
1686                                        WMI_KEY_USE_PAIRWISE);
1687                if (rc) {
1688                        wil_err(wil, "WMI_DELETE_CIPHER_KEY_CMD(PTK) failed\n");
1689                        goto fail;
1690                }
1691                rc = wmi_del_cipher_key(vif, 0, wil->sta[cid].addr,
1692                                        WMI_KEY_USE_RX_GROUP);
1693                if (rc) {
1694                        wil_err(wil, "WMI_DELETE_CIPHER_KEY_CMD(GTK) failed\n");
1695                        goto fail;
1696                }
1697        }
1698
1699        memset(&ft, 0, sizeof(ft));
1700        ft.ies = data->ie_info + auth_ie_offset;
1701        ft.ies_len = d_len - auth_ie_offset;
1702        ft.target_ap = data->mac_addr;
1703        cfg80211_ft_event(ndev, &ft);
1704
1705        return;
1706
1707fail:
1708        wil6210_disconnect(vif, NULL, WLAN_REASON_PREV_AUTH_NOT_VALID);
1709}
1710
1711static void
1712wmi_evt_reassoc_status(struct wil6210_vif *vif, int id, void *d, int len)
1713{
1714        struct wil6210_priv *wil = vif_to_wil(vif);
1715        struct net_device *ndev = vif_to_ndev(vif);
1716        struct wiphy *wiphy = wil_to_wiphy(wil);
1717        struct wmi_ft_reassoc_status_event *data = d;
1718        int ies_len = len - offsetof(struct wmi_ft_reassoc_status_event,
1719                                     ie_info);
1720        int rc = -ENOENT, cid = 0, ringid = 0;
1721        int ch; /* channel number (primary) */
1722        size_t assoc_req_ie_len = 0, assoc_resp_ie_len = 0;
1723        u8 *assoc_req_ie = NULL, *assoc_resp_ie = NULL;
1724        /* capinfo(u16) + listen_interval(u16) + current_ap mac addr + IEs */
1725        const size_t assoc_req_ie_offset = sizeof(u16) * 2 + ETH_ALEN;
1726        /* capinfo(u16) + status_code(u16) + associd(u16) + IEs */
1727        const size_t assoc_resp_ie_offset = sizeof(u16) * 3;
1728        u16 d_len;
1729        int freq;
1730        struct cfg80211_roam_info info;
1731
1732        if (ies_len < 0) {
1733                wil_err(wil, "ft reassoc event too short, len %d\n", len);
1734                goto fail;
1735        }
1736
1737        wil_dbg_wmi(wil, "Reasoc Status event: status=%d, aid=%d",
1738                    data->status, data->aid);
1739        wil_dbg_wmi(wil, "    mac_addr=%pM, beacon_ie_len=%d",
1740                    data->mac_addr, data->beacon_ie_len);
1741        wil_dbg_wmi(wil, "    reassoc_req_ie_len=%d, reassoc_resp_ie_len=%d",
1742                    le16_to_cpu(data->reassoc_req_ie_len),
1743                    le16_to_cpu(data->reassoc_resp_ie_len));
1744
1745        d_len = le16_to_cpu(data->beacon_ie_len) +
1746                le16_to_cpu(data->reassoc_req_ie_len) +
1747                le16_to_cpu(data->reassoc_resp_ie_len);
1748        if (d_len != ies_len) {
1749                wil_err(wil,
1750                        "ft reassoc ie length mismatch, d_len %d should be %d\n",
1751                        d_len, ies_len);
1752                goto fail;
1753        }
1754
1755        /* check the status */
1756        if (data->status != WMI_FW_STATUS_SUCCESS) {
1757                wil_err(wil, "ft reassoc failed. status %d\n", data->status);
1758                goto fail;
1759        }
1760
1761        /* find cid and ringid */
1762        rc = wil_find_cid_ringid_sta(wil, vif, &cid, &ringid);
1763        if (rc) {
1764                wil_err(wil, "No valid cid found\n");
1765                goto fail;
1766        }
1767
1768        ch = data->channel + 1;
1769        wil_info(wil, "FT: Roam %pM channel [%d] cid %d aid %d\n",
1770                 data->mac_addr, ch, cid, data->aid);
1771
1772        wil_hex_dump_wmi("reassoc AI : ", DUMP_PREFIX_OFFSET, 16, 1,
1773                         data->ie_info, len - sizeof(*data), true);
1774
1775        /* figure out IE's */
1776        if (le16_to_cpu(data->reassoc_req_ie_len) > assoc_req_ie_offset) {
1777                assoc_req_ie = &data->ie_info[assoc_req_ie_offset];
1778                assoc_req_ie_len = le16_to_cpu(data->reassoc_req_ie_len) -
1779                        assoc_req_ie_offset;
1780        }
1781        if (le16_to_cpu(data->reassoc_resp_ie_len) <= assoc_resp_ie_offset) {
1782                wil_err(wil, "FT: reassoc resp ie len is too short, len %d\n",
1783                        le16_to_cpu(data->reassoc_resp_ie_len));
1784                goto fail;
1785        }
1786
1787        assoc_resp_ie = &data->ie_info[le16_to_cpu(data->reassoc_req_ie_len) +
1788                assoc_resp_ie_offset];
1789        assoc_resp_ie_len = le16_to_cpu(data->reassoc_resp_ie_len) -
1790                assoc_resp_ie_offset;
1791
1792        if (test_bit(wil_status_resetting, wil->status) ||
1793            !test_bit(wil_status_fwready, wil->status)) {
1794                wil_err(wil, "FT: status_resetting, cancel reassoc event\n");
1795                /* no need for cleanup, wil_reset will do that */
1796                return;
1797        }
1798
1799        mutex_lock(&wil->mutex);
1800
1801        /* ring modify to set the ring for the roamed AP settings */
1802        wil_dbg_wmi(wil,
1803                    "ft modify tx config for connection CID %d ring %d\n",
1804                    cid, ringid);
1805
1806        rc = wil->txrx_ops.tx_ring_modify(vif, ringid, cid, 0);
1807        if (rc) {
1808                wil_err(wil, "modify TX for CID %d MID %d ring %d failed (%d)\n",
1809                        cid, vif->mid, ringid, rc);
1810                mutex_unlock(&wil->mutex);
1811                goto fail;
1812        }
1813
1814        /* Update the driver STA members with the new bss */
1815        wil->sta[cid].aid = data->aid;
1816        wil->sta[cid].stats.ft_roams++;
1817        ether_addr_copy(wil->sta[cid].addr, vif->bss->bssid);
1818        mutex_unlock(&wil->mutex);
1819        del_timer_sync(&vif->connect_timer);
1820
1821        cfg80211_ref_bss(wiphy, vif->bss);
1822        freq = ieee80211_channel_to_frequency(ch, NL80211_BAND_60GHZ);
1823
1824        memset(&info, 0, sizeof(info));
1825        info.channel = ieee80211_get_channel(wiphy, freq);
1826        info.bss = vif->bss;
1827        info.req_ie = assoc_req_ie;
1828        info.req_ie_len = assoc_req_ie_len;
1829        info.resp_ie = assoc_resp_ie;
1830        info.resp_ie_len = assoc_resp_ie_len;
1831        cfg80211_roamed(ndev, &info, GFP_KERNEL);
1832        vif->bss = NULL;
1833
1834        return;
1835
1836fail:
1837        wil6210_disconnect(vif, NULL, WLAN_REASON_PREV_AUTH_NOT_VALID);
1838}
1839
1840static void
1841wmi_evt_link_monitor(struct wil6210_vif *vif, int id, void *d, int len)
1842{
1843        struct wil6210_priv *wil = vif_to_wil(vif);
1844        struct net_device *ndev = vif_to_ndev(vif);
1845        struct wmi_link_monitor_event *evt = d;
1846        enum nl80211_cqm_rssi_threshold_event event_type;
1847
1848        if (len < sizeof(*evt)) {
1849                wil_err(wil, "link monitor event too short %d\n", len);
1850                return;
1851        }
1852
1853        wil_dbg_wmi(wil, "link monitor event, type %d rssi %d (stored %d)\n",
1854                    evt->type, evt->rssi_level, wil->cqm_rssi_thold);
1855
1856        if (evt->type != WMI_LINK_MONITOR_NOTIF_RSSI_THRESHOLD_EVT)
1857                /* ignore */
1858                return;
1859
1860        event_type = (evt->rssi_level > wil->cqm_rssi_thold ?
1861                      NL80211_CQM_RSSI_THRESHOLD_EVENT_HIGH :
1862                      NL80211_CQM_RSSI_THRESHOLD_EVENT_LOW);
1863        cfg80211_cqm_rssi_notify(ndev, event_type, evt->rssi_level, GFP_KERNEL);
1864}
1865
1866/* Some events are ignored for purpose; and need not be interpreted as
1867 * "unhandled events"
1868 */
1869static void wmi_evt_ignore(struct wil6210_vif *vif, int id, void *d, int len)
1870{
1871        struct wil6210_priv *wil = vif_to_wil(vif);
1872
1873        wil_dbg_wmi(wil, "Ignore event 0x%04x len %d\n", id, len);
1874}
1875
1876static const struct {
1877        int eventid;
1878        void (*handler)(struct wil6210_vif *vif,
1879                        int eventid, void *data, int data_len);
1880} wmi_evt_handlers[] = {
1881        {WMI_READY_EVENTID,             wmi_evt_ready},
1882        {WMI_FW_READY_EVENTID,                  wmi_evt_ignore},
1883        {WMI_RX_MGMT_PACKET_EVENTID,    wmi_evt_rx_mgmt},
1884        {WMI_TX_MGMT_PACKET_EVENTID,            wmi_evt_tx_mgmt},
1885        {WMI_SCAN_COMPLETE_EVENTID,     wmi_evt_scan_complete},
1886        {WMI_CONNECT_EVENTID,           wmi_evt_connect},
1887        {WMI_DISCONNECT_EVENTID,        wmi_evt_disconnect},
1888        {WMI_EAPOL_RX_EVENTID,          wmi_evt_eapol_rx},
1889        {WMI_BA_STATUS_EVENTID,         wmi_evt_ba_status},
1890        {WMI_RCP_ADDBA_REQ_EVENTID,     wmi_evt_addba_rx_req},
1891        {WMI_DELBA_EVENTID,             wmi_evt_delba},
1892        {WMI_RING_EN_EVENTID,           wmi_evt_ring_en},
1893        {WMI_DATA_PORT_OPEN_EVENTID,            wmi_evt_ignore},
1894        {WMI_SCHED_SCAN_RESULT_EVENTID,         wmi_evt_sched_scan_result},
1895        {WMI_LINK_STATS_EVENTID,                wmi_evt_link_stats},
1896        {WMI_FT_AUTH_STATUS_EVENTID,            wmi_evt_auth_status},
1897        {WMI_FT_REASSOC_STATUS_EVENTID,         wmi_evt_reassoc_status},
1898        {WMI_LINK_MONITOR_EVENTID,              wmi_evt_link_monitor},
1899};
1900
1901/*
1902 * Run in IRQ context
1903 * Extract WMI command from mailbox. Queue it to the @wil->pending_wmi_ev
1904 * that will be eventually handled by the @wmi_event_worker in the thread
1905 * context of thread "wil6210_wmi"
1906 */
1907void wmi_recv_cmd(struct wil6210_priv *wil)
1908{
1909        struct wil6210_mbox_ring_desc d_tail;
1910        struct wil6210_mbox_hdr hdr;
1911        struct wil6210_mbox_ring *r = &wil->mbox_ctl.rx;
1912        struct pending_wmi_event *evt;
1913        u8 *cmd;
1914        void __iomem *src;
1915        ulong flags;
1916        unsigned n;
1917        unsigned int num_immed_reply = 0;
1918
1919        if (!test_bit(wil_status_mbox_ready, wil->status)) {
1920                wil_err(wil, "Reset in progress. Cannot handle WMI event\n");
1921                return;
1922        }
1923
1924        if (test_bit(wil_status_suspended, wil->status)) {
1925                wil_err(wil, "suspended. cannot handle WMI event\n");
1926                return;
1927        }
1928
1929        for (n = 0;; n++) {
1930                u16 len;
1931                bool q;
1932                bool immed_reply = false;
1933
1934                r->head = wil_r(wil, RGF_MBOX +
1935                                offsetof(struct wil6210_mbox_ctl, rx.head));
1936                if (r->tail == r->head)
1937                        break;
1938
1939                wil_dbg_wmi(wil, "Mbox head %08x tail %08x\n",
1940                            r->head, r->tail);
1941                /* read cmd descriptor from tail */
1942                wil_memcpy_fromio_32(&d_tail, wil->csr + HOSTADDR(r->tail),
1943                                     sizeof(struct wil6210_mbox_ring_desc));
1944                if (d_tail.sync == 0) {
1945                        wil_err(wil, "Mbox evt not owned by FW?\n");
1946                        break;
1947                }
1948
1949                /* read cmd header from descriptor */
1950                if (0 != wmi_read_hdr(wil, d_tail.addr, &hdr)) {
1951                        wil_err(wil, "Mbox evt at 0x%08x?\n",
1952                                le32_to_cpu(d_tail.addr));
1953                        break;
1954                }
1955                len = le16_to_cpu(hdr.len);
1956                wil_dbg_wmi(wil, "Mbox evt %04x %04x %04x %02x\n",
1957                            le16_to_cpu(hdr.seq), len, le16_to_cpu(hdr.type),
1958                            hdr.flags);
1959
1960                /* read cmd buffer from descriptor */
1961                src = wmi_buffer(wil, d_tail.addr) +
1962                      sizeof(struct wil6210_mbox_hdr);
1963                evt = kmalloc(ALIGN(offsetof(struct pending_wmi_event,
1964                                             event.wmi) + len, 4),
1965                              GFP_KERNEL);
1966                if (!evt)
1967                        break;
1968
1969                evt->event.hdr = hdr;
1970                cmd = (void *)&evt->event.wmi;
1971                wil_memcpy_fromio_32(cmd, src, len);
1972                /* mark entry as empty */
1973                wil_w(wil, r->tail +
1974                      offsetof(struct wil6210_mbox_ring_desc, sync), 0);
1975                /* indicate */
1976                if ((hdr.type == WIL_MBOX_HDR_TYPE_WMI) &&
1977                    (len >= sizeof(struct wmi_cmd_hdr))) {
1978                        struct wmi_cmd_hdr *wmi = &evt->event.wmi;
1979                        u16 id = le16_to_cpu(wmi->command_id);
1980                        u8 mid = wmi->mid;
1981                        u32 tstamp = le32_to_cpu(wmi->fw_timestamp);
1982                        if (test_bit(wil_status_resuming, wil->status)) {
1983                                if (id == WMI_TRAFFIC_RESUME_EVENTID)
1984                                        clear_bit(wil_status_resuming,
1985                                                  wil->status);
1986                                else
1987                                        wil_err(wil,
1988                                                "WMI evt %d while resuming\n",
1989                                                id);
1990                        }
1991                        spin_lock_irqsave(&wil->wmi_ev_lock, flags);
1992                        if (wil->reply_id && wil->reply_id == id &&
1993                            wil->reply_mid == mid) {
1994                                if (wil->reply_buf) {
1995                                        memcpy(wil->reply_buf, wmi,
1996                                               min(len, wil->reply_size));
1997                                        immed_reply = true;
1998                                }
1999                                if (id == WMI_TRAFFIC_SUSPEND_EVENTID) {
2000                                        wil_dbg_wmi(wil,
2001                                                    "set suspend_resp_rcvd\n");
2002                                        wil->suspend_resp_rcvd = true;
2003                                }
2004                        }
2005                        spin_unlock_irqrestore(&wil->wmi_ev_lock, flags);
2006
2007                        wil_dbg_wmi(wil, "recv %s (0x%04x) MID %d @%d msec\n",
2008                                    eventid2name(id), id, wmi->mid, tstamp);
2009                        trace_wil6210_wmi_event(wmi, &wmi[1],
2010                                                len - sizeof(*wmi));
2011                }
2012                wil_hex_dump_wmi("evt ", DUMP_PREFIX_OFFSET, 16, 1,
2013                                 &evt->event.hdr, sizeof(hdr) + len, true);
2014
2015                /* advance tail */
2016                r->tail = r->base + ((r->tail - r->base +
2017                          sizeof(struct wil6210_mbox_ring_desc)) % r->size);
2018                wil_w(wil, RGF_MBOX +
2019                      offsetof(struct wil6210_mbox_ctl, rx.tail), r->tail);
2020
2021                if (immed_reply) {
2022                        wil_dbg_wmi(wil, "recv_cmd: Complete WMI 0x%04x\n",
2023                                    wil->reply_id);
2024                        kfree(evt);
2025                        num_immed_reply++;
2026                        complete(&wil->wmi_call);
2027                } else {
2028                        /* add to the pending list */
2029                        spin_lock_irqsave(&wil->wmi_ev_lock, flags);
2030                        list_add_tail(&evt->list, &wil->pending_wmi_ev);
2031                        spin_unlock_irqrestore(&wil->wmi_ev_lock, flags);
2032                        q = queue_work(wil->wmi_wq, &wil->wmi_event_worker);
2033                        wil_dbg_wmi(wil, "queue_work -> %d\n", q);
2034                }
2035        }
2036        /* normally, 1 event per IRQ should be processed */
2037        wil_dbg_wmi(wil, "recv_cmd: -> %d events queued, %d completed\n",
2038                    n - num_immed_reply, num_immed_reply);
2039}
2040
2041int wmi_call(struct wil6210_priv *wil, u16 cmdid, u8 mid, void *buf, u16 len,
2042             u16 reply_id, void *reply, u16 reply_size, int to_msec)
2043{
2044        int rc;
2045        unsigned long remain;
2046        ulong flags;
2047
2048        mutex_lock(&wil->wmi_mutex);
2049
2050        spin_lock_irqsave(&wil->wmi_ev_lock, flags);
2051        wil->reply_id = reply_id;
2052        wil->reply_mid = mid;
2053        wil->reply_buf = reply;
2054        wil->reply_size = reply_size;
2055        reinit_completion(&wil->wmi_call);
2056        spin_unlock_irqrestore(&wil->wmi_ev_lock, flags);
2057
2058        rc = __wmi_send(wil, cmdid, mid, buf, len);
2059        if (rc)
2060                goto out;
2061
2062        remain = wait_for_completion_timeout(&wil->wmi_call,
2063                                             msecs_to_jiffies(to_msec));
2064        if (0 == remain) {
2065                wil_err(wil, "wmi_call(0x%04x->0x%04x) timeout %d msec\n",
2066                        cmdid, reply_id, to_msec);
2067                rc = -ETIME;
2068        } else {
2069                wil_dbg_wmi(wil,
2070                            "wmi_call(0x%04x->0x%04x) completed in %d msec\n",
2071                            cmdid, reply_id,
2072                            to_msec - jiffies_to_msecs(remain));
2073        }
2074
2075out:
2076        spin_lock_irqsave(&wil->wmi_ev_lock, flags);
2077        wil->reply_id = 0;
2078        wil->reply_mid = U8_MAX;
2079        wil->reply_buf = NULL;
2080        wil->reply_size = 0;
2081        spin_unlock_irqrestore(&wil->wmi_ev_lock, flags);
2082
2083        mutex_unlock(&wil->wmi_mutex);
2084
2085        return rc;
2086}
2087
2088int wmi_echo(struct wil6210_priv *wil)
2089{
2090        struct wil6210_vif *vif = ndev_to_vif(wil->main_ndev);
2091        struct wmi_echo_cmd cmd = {
2092                .value = cpu_to_le32(0x12345678),
2093        };
2094
2095        return wmi_call(wil, WMI_ECHO_CMDID, vif->mid, &cmd, sizeof(cmd),
2096                        WMI_ECHO_RSP_EVENTID, NULL, 0,
2097                        WIL_WMI_CALL_GENERAL_TO_MS);
2098}
2099
2100int wmi_set_mac_address(struct wil6210_priv *wil, void *addr)
2101{
2102        struct wil6210_vif *vif = ndev_to_vif(wil->main_ndev);
2103        struct wmi_set_mac_address_cmd cmd;
2104
2105        ether_addr_copy(cmd.mac, addr);
2106
2107        wil_dbg_wmi(wil, "Set MAC %pM\n", addr);
2108
2109        return wmi_send(wil, WMI_SET_MAC_ADDRESS_CMDID, vif->mid,
2110                        &cmd, sizeof(cmd));
2111}
2112
2113int wmi_led_cfg(struct wil6210_priv *wil, bool enable)
2114{
2115        struct wil6210_vif *vif = ndev_to_vif(wil->main_ndev);
2116        int rc = 0;
2117        struct wmi_led_cfg_cmd cmd = {
2118                .led_mode = enable,
2119                .id = led_id,
2120                .slow_blink_cfg.blink_on =
2121                        cpu_to_le32(led_blink_time[WIL_LED_TIME_SLOW].on_ms),
2122                .slow_blink_cfg.blink_off =
2123                        cpu_to_le32(led_blink_time[WIL_LED_TIME_SLOW].off_ms),
2124                .medium_blink_cfg.blink_on =
2125                        cpu_to_le32(led_blink_time[WIL_LED_TIME_MED].on_ms),
2126                .medium_blink_cfg.blink_off =
2127                        cpu_to_le32(led_blink_time[WIL_LED_TIME_MED].off_ms),
2128                .fast_blink_cfg.blink_on =
2129                        cpu_to_le32(led_blink_time[WIL_LED_TIME_FAST].on_ms),
2130                .fast_blink_cfg.blink_off =
2131                        cpu_to_le32(led_blink_time[WIL_LED_TIME_FAST].off_ms),
2132                .led_polarity = led_polarity,
2133        };
2134        struct {
2135                struct wmi_cmd_hdr wmi;
2136                struct wmi_led_cfg_done_event evt;
2137        } __packed reply = {
2138                .evt = {.status = cpu_to_le32(WMI_FW_STATUS_FAILURE)},
2139        };
2140
2141        if (led_id == WIL_LED_INVALID_ID)
2142                goto out;
2143
2144        if (led_id > WIL_LED_MAX_ID) {
2145                wil_err(wil, "Invalid led id %d\n", led_id);
2146                rc = -EINVAL;
2147                goto out;
2148        }
2149
2150        wil_dbg_wmi(wil,
2151                    "%s led %d\n",
2152                    enable ? "enabling" : "disabling", led_id);
2153
2154        rc = wmi_call(wil, WMI_LED_CFG_CMDID, vif->mid, &cmd, sizeof(cmd),
2155                      WMI_LED_CFG_DONE_EVENTID, &reply, sizeof(reply),
2156                      WIL_WMI_CALL_GENERAL_TO_MS);
2157        if (rc)
2158                goto out;
2159
2160        if (reply.evt.status) {
2161                wil_err(wil, "led %d cfg failed with status %d\n",
2162                        led_id, le32_to_cpu(reply.evt.status));
2163                rc = -EINVAL;
2164        }
2165
2166out:
2167        return rc;
2168}
2169
2170int wmi_rbufcap_cfg(struct wil6210_priv *wil, bool enable, u16 threshold)
2171{
2172        struct wil6210_vif *vif = ndev_to_vif(wil->main_ndev);
2173        int rc;
2174
2175        struct wmi_rbufcap_cfg_cmd cmd = {
2176                .enable = enable,
2177                .rx_desc_threshold = cpu_to_le16(threshold),
2178        };
2179        struct {
2180                struct wmi_cmd_hdr wmi;
2181                struct wmi_rbufcap_cfg_event evt;
2182        } __packed reply = {
2183                .evt = {.status = WMI_FW_STATUS_FAILURE},
2184        };
2185
2186        rc = wmi_call(wil, WMI_RBUFCAP_CFG_CMDID, vif->mid, &cmd, sizeof(cmd),
2187                      WMI_RBUFCAP_CFG_EVENTID, &reply, sizeof(reply),
2188                      WIL_WMI_CALL_GENERAL_TO_MS);
2189        if (rc)
2190                return rc;
2191
2192        if (reply.evt.status != WMI_FW_STATUS_SUCCESS) {
2193                wil_err(wil, "RBUFCAP_CFG failed. status %d\n",
2194                        reply.evt.status);
2195                rc = -EINVAL;
2196        }
2197
2198        return rc;
2199}
2200
2201int wmi_pcp_start(struct wil6210_vif *vif, int bi, u8 wmi_nettype,
2202                  u8 chan, u8 wmi_edmg_chan, u8 hidden_ssid, u8 is_go)
2203{
2204        struct wil6210_priv *wil = vif_to_wil(vif);
2205        int rc;
2206
2207        struct wmi_pcp_start_cmd cmd = {
2208                .bcon_interval = cpu_to_le16(bi),
2209                .network_type = wmi_nettype,
2210                .disable_sec_offload = 1,
2211                .channel = chan - 1,
2212                .edmg_channel = wmi_edmg_chan,
2213                .pcp_max_assoc_sta = wil->max_assoc_sta,
2214                .hidden_ssid = hidden_ssid,
2215                .is_go = is_go,
2216                .ap_sme_offload_mode = disable_ap_sme ?
2217                                       WMI_AP_SME_OFFLOAD_PARTIAL :
2218                                       WMI_AP_SME_OFFLOAD_FULL,
2219                .abft_len = wil->abft_len,
2220        };
2221        struct {
2222                struct wmi_cmd_hdr wmi;
2223                struct wmi_pcp_started_event evt;
2224        } __packed reply = {
2225                .evt = {.status = WMI_FW_STATUS_FAILURE},
2226        };
2227
2228        if (!vif->privacy)
2229                cmd.disable_sec = 1;
2230
2231        if ((cmd.pcp_max_assoc_sta > WIL6210_MAX_CID) ||
2232            (cmd.pcp_max_assoc_sta <= 0)) {
2233                wil_err(wil, "unexpected max_assoc_sta %d\n",
2234                        cmd.pcp_max_assoc_sta);
2235                return -EOPNOTSUPP;
2236        }
2237
2238        if (disable_ap_sme &&
2239            !test_bit(WMI_FW_CAPABILITY_AP_SME_OFFLOAD_PARTIAL,
2240                      wil->fw_capabilities)) {
2241                wil_err(wil, "disable_ap_sme not supported by FW\n");
2242                return -EOPNOTSUPP;
2243        }
2244
2245        /*
2246         * Processing time may be huge, in case of secure AP it takes about
2247         * 3500ms for FW to start AP
2248         */
2249        rc = wmi_call(wil, WMI_PCP_START_CMDID, vif->mid, &cmd, sizeof(cmd),
2250                      WMI_PCP_STARTED_EVENTID, &reply, sizeof(reply), 5000);
2251        if (rc)
2252                return rc;
2253
2254        if (reply.evt.status != WMI_FW_STATUS_SUCCESS)
2255                rc = -EINVAL;
2256
2257        if (wmi_nettype != WMI_NETTYPE_P2P)
2258                /* Don't fail due to error in the led configuration */
2259                wmi_led_cfg(wil, true);
2260
2261        return rc;
2262}
2263
2264int wmi_pcp_stop(struct wil6210_vif *vif)
2265{
2266        struct wil6210_priv *wil = vif_to_wil(vif);
2267        int rc;
2268
2269        rc = wmi_led_cfg(wil, false);
2270        if (rc)
2271                return rc;
2272
2273        return wmi_call(wil, WMI_PCP_STOP_CMDID, vif->mid, NULL, 0,
2274                        WMI_PCP_STOPPED_EVENTID, NULL, 0,
2275                        WIL_WMI_PCP_STOP_TO_MS);
2276}
2277
2278int wmi_set_ssid(struct wil6210_vif *vif, u8 ssid_len, const void *ssid)
2279{
2280        struct wil6210_priv *wil = vif_to_wil(vif);
2281        struct wmi_set_ssid_cmd cmd = {
2282                .ssid_len = cpu_to_le32(ssid_len),
2283        };
2284
2285        if (ssid_len > sizeof(cmd.ssid))
2286                return -EINVAL;
2287
2288        memcpy(cmd.ssid, ssid, ssid_len);
2289
2290        return wmi_send(wil, WMI_SET_SSID_CMDID, vif->mid, &cmd, sizeof(cmd));
2291}
2292
2293int wmi_get_ssid(struct wil6210_vif *vif, u8 *ssid_len, void *ssid)
2294{
2295        struct wil6210_priv *wil = vif_to_wil(vif);
2296        int rc;
2297        struct {
2298                struct wmi_cmd_hdr wmi;
2299                struct wmi_set_ssid_cmd cmd;
2300        } __packed reply;
2301        int len; /* reply.cmd.ssid_len in CPU order */
2302
2303        memset(&reply, 0, sizeof(reply));
2304
2305        rc = wmi_call(wil, WMI_GET_SSID_CMDID, vif->mid, NULL, 0,
2306                      WMI_GET_SSID_EVENTID, &reply, sizeof(reply),
2307                      WIL_WMI_CALL_GENERAL_TO_MS);
2308        if (rc)
2309                return rc;
2310
2311        len = le32_to_cpu(reply.cmd.ssid_len);
2312        if (len > sizeof(reply.cmd.ssid))
2313                return -EINVAL;
2314
2315        *ssid_len = len;
2316        memcpy(ssid, reply.cmd.ssid, len);
2317
2318        return 0;
2319}
2320
2321int wmi_set_channel(struct wil6210_priv *wil, int channel)
2322{
2323        struct wil6210_vif *vif = ndev_to_vif(wil->main_ndev);
2324        struct wmi_set_pcp_channel_cmd cmd = {
2325                .channel = channel - 1,
2326        };
2327
2328        return wmi_send(wil, WMI_SET_PCP_CHANNEL_CMDID, vif->mid,
2329                        &cmd, sizeof(cmd));
2330}
2331
2332int wmi_get_channel(struct wil6210_priv *wil, int *channel)
2333{
2334        struct wil6210_vif *vif = ndev_to_vif(wil->main_ndev);
2335        int rc;
2336        struct {
2337                struct wmi_cmd_hdr wmi;
2338                struct wmi_set_pcp_channel_cmd cmd;
2339        } __packed reply;
2340
2341        memset(&reply, 0, sizeof(reply));
2342
2343        rc = wmi_call(wil, WMI_GET_PCP_CHANNEL_CMDID, vif->mid, NULL, 0,
2344                      WMI_GET_PCP_CHANNEL_EVENTID, &reply, sizeof(reply),
2345                      WIL_WMI_CALL_GENERAL_TO_MS);
2346        if (rc)
2347                return rc;
2348
2349        if (reply.cmd.channel > 3)
2350                return -EINVAL;
2351
2352        *channel = reply.cmd.channel + 1;
2353
2354        return 0;
2355}
2356
2357int wmi_p2p_cfg(struct wil6210_vif *vif, int channel, int bi)
2358{
2359        struct wil6210_priv *wil = vif_to_wil(vif);
2360        int rc;
2361        struct wmi_p2p_cfg_cmd cmd = {
2362                .discovery_mode = WMI_DISCOVERY_MODE_PEER2PEER,
2363                .bcon_interval = cpu_to_le16(bi),
2364                .channel = channel - 1,
2365        };
2366        struct {
2367                struct wmi_cmd_hdr wmi;
2368                struct wmi_p2p_cfg_done_event evt;
2369        } __packed reply = {
2370                .evt = {.status = WMI_FW_STATUS_FAILURE},
2371        };
2372
2373        wil_dbg_wmi(wil, "sending WMI_P2P_CFG_CMDID\n");
2374
2375        rc = wmi_call(wil, WMI_P2P_CFG_CMDID, vif->mid, &cmd, sizeof(cmd),
2376                      WMI_P2P_CFG_DONE_EVENTID, &reply, sizeof(reply), 300);
2377        if (!rc && reply.evt.status != WMI_FW_STATUS_SUCCESS) {
2378                wil_err(wil, "P2P_CFG failed. status %d\n", reply.evt.status);
2379                rc = -EINVAL;
2380        }
2381
2382        return rc;
2383}
2384
2385int wmi_start_listen(struct wil6210_vif *vif)
2386{
2387        struct wil6210_priv *wil = vif_to_wil(vif);
2388        int rc;
2389        struct {
2390                struct wmi_cmd_hdr wmi;
2391                struct wmi_listen_started_event evt;
2392        } __packed reply = {
2393                .evt = {.status = WMI_FW_STATUS_FAILURE},
2394        };
2395
2396        wil_dbg_wmi(wil, "sending WMI_START_LISTEN_CMDID\n");
2397
2398        rc = wmi_call(wil, WMI_START_LISTEN_CMDID, vif->mid, NULL, 0,
2399                      WMI_LISTEN_STARTED_EVENTID, &reply, sizeof(reply), 300);
2400        if (!rc && reply.evt.status != WMI_FW_STATUS_SUCCESS) {
2401                wil_err(wil, "device failed to start listen. status %d\n",
2402                        reply.evt.status);
2403                rc = -EINVAL;
2404        }
2405
2406        return rc;
2407}
2408
2409int wmi_start_search(struct wil6210_vif *vif)
2410{
2411        struct wil6210_priv *wil = vif_to_wil(vif);
2412        int rc;
2413        struct {
2414                struct wmi_cmd_hdr wmi;
2415                struct wmi_search_started_event evt;
2416        } __packed reply = {
2417                .evt = {.status = WMI_FW_STATUS_FAILURE},
2418        };
2419
2420        wil_dbg_wmi(wil, "sending WMI_START_SEARCH_CMDID\n");
2421
2422        rc = wmi_call(wil, WMI_START_SEARCH_CMDID, vif->mid, NULL, 0,
2423                      WMI_SEARCH_STARTED_EVENTID, &reply, sizeof(reply), 300);
2424        if (!rc && reply.evt.status != WMI_FW_STATUS_SUCCESS) {
2425                wil_err(wil, "device failed to start search. status %d\n",
2426                        reply.evt.status);
2427                rc = -EINVAL;
2428        }
2429
2430        return rc;
2431}
2432
2433int wmi_stop_discovery(struct wil6210_vif *vif)
2434{
2435        struct wil6210_priv *wil = vif_to_wil(vif);
2436        int rc;
2437
2438        wil_dbg_wmi(wil, "sending WMI_DISCOVERY_STOP_CMDID\n");
2439
2440        rc = wmi_call(wil, WMI_DISCOVERY_STOP_CMDID, vif->mid, NULL, 0,
2441                      WMI_DISCOVERY_STOPPED_EVENTID, NULL, 0,
2442                      WIL_WMI_CALL_GENERAL_TO_MS);
2443
2444        if (rc)
2445                wil_err(wil, "Failed to stop discovery\n");
2446
2447        return rc;
2448}
2449
2450int wmi_del_cipher_key(struct wil6210_vif *vif, u8 key_index,
2451                       const void *mac_addr, int key_usage)
2452{
2453        struct wil6210_priv *wil = vif_to_wil(vif);
2454        struct wmi_delete_cipher_key_cmd cmd = {
2455                .key_index = key_index,
2456        };
2457
2458        if (mac_addr)
2459                memcpy(cmd.mac, mac_addr, WMI_MAC_LEN);
2460
2461        return wmi_send(wil, WMI_DELETE_CIPHER_KEY_CMDID, vif->mid,
2462                        &cmd, sizeof(cmd));
2463}
2464
2465int wmi_add_cipher_key(struct wil6210_vif *vif, u8 key_index,
2466                       const void *mac_addr, int key_len, const void *key,
2467                       int key_usage)
2468{
2469        struct wil6210_priv *wil = vif_to_wil(vif);
2470        struct wmi_add_cipher_key_cmd cmd = {
2471                .key_index = key_index,
2472                .key_usage = key_usage,
2473                .key_len = key_len,
2474        };
2475
2476        if (key_len > sizeof(cmd.key))
2477                return -EINVAL;
2478
2479        /* key len = 0 is allowed only for usage of WMI_KEY_USE_APPLY */
2480        if ((key_len == 0 || !key) &&
2481            key_usage != WMI_KEY_USE_APPLY_PTK)
2482                return -EINVAL;
2483
2484        if (key)
2485                memcpy(cmd.key, key, key_len);
2486
2487        if (mac_addr)
2488                memcpy(cmd.mac, mac_addr, WMI_MAC_LEN);
2489
2490        return wmi_send(wil, WMI_ADD_CIPHER_KEY_CMDID, vif->mid,
2491                        &cmd, sizeof(cmd));
2492}
2493
2494int wmi_set_ie(struct wil6210_vif *vif, u8 type, u16 ie_len, const void *ie)
2495{
2496        struct wil6210_priv *wil = vif_to_wil(vif);
2497        static const char *const names[] = {
2498                [WMI_FRAME_BEACON]      = "BEACON",
2499                [WMI_FRAME_PROBE_REQ]   = "PROBE_REQ",
2500                [WMI_FRAME_PROBE_RESP]  = "WMI_FRAME_PROBE_RESP",
2501                [WMI_FRAME_ASSOC_REQ]   = "WMI_FRAME_ASSOC_REQ",
2502                [WMI_FRAME_ASSOC_RESP]  = "WMI_FRAME_ASSOC_RESP",
2503        };
2504        int rc;
2505        u16 len = sizeof(struct wmi_set_appie_cmd) + ie_len;
2506        struct wmi_set_appie_cmd *cmd;
2507
2508        if (len < ie_len) {
2509                rc = -EINVAL;
2510                goto out;
2511        }
2512
2513        cmd = kzalloc(len, GFP_KERNEL);
2514        if (!cmd) {
2515                rc = -ENOMEM;
2516                goto out;
2517        }
2518        if (!ie)
2519                ie_len = 0;
2520
2521        cmd->mgmt_frm_type = type;
2522        /* BUG: FW API define ieLen as u8. Will fix FW */
2523        cmd->ie_len = cpu_to_le16(ie_len);
2524        if (ie_len)
2525                memcpy(cmd->ie_info, ie, ie_len);
2526        rc = wmi_send(wil, WMI_SET_APPIE_CMDID, vif->mid, cmd, len);
2527        kfree(cmd);
2528out:
2529        if (rc) {
2530                const char *name = type < ARRAY_SIZE(names) ?
2531                                   names[type] : "??";
2532                wil_err(wil, "set_ie(%d %s) failed : %d\n", type, name, rc);
2533        }
2534
2535        return rc;
2536}
2537
2538int wmi_update_ft_ies(struct wil6210_vif *vif, u16 ie_len, const void *ie)
2539{
2540        struct wil6210_priv *wil = vif_to_wil(vif);
2541        u16 len;
2542        struct wmi_update_ft_ies_cmd *cmd;
2543        int rc;
2544
2545        if (!ie)
2546                ie_len = 0;
2547
2548        len = sizeof(struct wmi_update_ft_ies_cmd) + ie_len;
2549        if (len < ie_len) {
2550                wil_err(wil, "wraparound. ie len %d\n", ie_len);
2551                return -EINVAL;
2552        }
2553
2554        cmd = kzalloc(len, GFP_KERNEL);
2555        if (!cmd) {
2556                rc = -ENOMEM;
2557                goto out;
2558        }
2559
2560        cmd->ie_len = cpu_to_le16(ie_len);
2561        if (ie_len)
2562                memcpy(cmd->ie_info, ie, ie_len);
2563        rc = wmi_send(wil, WMI_UPDATE_FT_IES_CMDID, vif->mid, cmd, len);
2564        kfree(cmd);
2565
2566out:
2567        if (rc)
2568                wil_err(wil, "update ft ies failed : %d\n", rc);
2569
2570        return rc;
2571}
2572
2573/**
2574 * wmi_rxon - turn radio on/off
2575 * @wil:        driver data
2576 * @on:         turn on if true, off otherwise
2577 *
2578 * Only switch radio. Channel should be set separately.
2579 * No timeout for rxon - radio turned on forever unless some other call
2580 * turns it off
2581 */
2582int wmi_rxon(struct wil6210_priv *wil, bool on)
2583{
2584        struct wil6210_vif *vif = ndev_to_vif(wil->main_ndev);
2585        int rc;
2586        struct {
2587                struct wmi_cmd_hdr wmi;
2588                struct wmi_listen_started_event evt;
2589        } __packed reply = {
2590                .evt = {.status = WMI_FW_STATUS_FAILURE},
2591        };
2592
2593        wil_info(wil, "(%s)\n", on ? "on" : "off");
2594
2595        if (on) {
2596                rc = wmi_call(wil, WMI_START_LISTEN_CMDID, vif->mid, NULL, 0,
2597                              WMI_LISTEN_STARTED_EVENTID,
2598                              &reply, sizeof(reply),
2599                              WIL_WMI_CALL_GENERAL_TO_MS);
2600                if ((rc == 0) && (reply.evt.status != WMI_FW_STATUS_SUCCESS))
2601                        rc = -EINVAL;
2602        } else {
2603                rc = wmi_call(wil, WMI_DISCOVERY_STOP_CMDID, vif->mid, NULL, 0,
2604                              WMI_DISCOVERY_STOPPED_EVENTID, NULL, 0,
2605                              WIL_WMI_CALL_GENERAL_TO_MS);
2606        }
2607
2608        return rc;
2609}
2610
2611int wmi_rx_chain_add(struct wil6210_priv *wil, struct wil_ring *vring)
2612{
2613        struct net_device *ndev = wil->main_ndev;
2614        struct wireless_dev *wdev = ndev->ieee80211_ptr;
2615        struct wil6210_vif *vif = ndev_to_vif(ndev);
2616        struct wmi_cfg_rx_chain_cmd cmd = {
2617                .action = WMI_RX_CHAIN_ADD,
2618                .rx_sw_ring = {
2619                        .max_mpdu_size = cpu_to_le16(
2620                                wil_mtu2macbuf(wil->rx_buf_len)),
2621                        .ring_mem_base = cpu_to_le64(vring->pa),
2622                        .ring_size = cpu_to_le16(vring->size),
2623                },
2624                .mid = 0, /* TODO - what is it? */
2625                .decap_trans_type = WMI_DECAP_TYPE_802_3,
2626                .reorder_type = WMI_RX_SW_REORDER,
2627                .host_thrsh = cpu_to_le16(rx_ring_overflow_thrsh),
2628        };
2629        struct {
2630                struct wmi_cmd_hdr wmi;
2631                struct wmi_cfg_rx_chain_done_event evt;
2632        } __packed evt;
2633        int rc;
2634
2635        memset(&evt, 0, sizeof(evt));
2636
2637        if (wdev->iftype == NL80211_IFTYPE_MONITOR) {
2638                struct ieee80211_channel *ch = wil->monitor_chandef.chan;
2639
2640                cmd.sniffer_cfg.mode = cpu_to_le32(WMI_SNIFFER_ON);
2641                if (ch)
2642                        cmd.sniffer_cfg.channel = ch->hw_value - 1;
2643                cmd.sniffer_cfg.phy_info_mode =
2644                        cpu_to_le32(WMI_SNIFFER_PHY_INFO_DISABLED);
2645                cmd.sniffer_cfg.phy_support =
2646                        cpu_to_le32((wil->monitor_flags & MONITOR_FLAG_CONTROL)
2647                                    ? WMI_SNIFFER_CP : WMI_SNIFFER_BOTH_PHYS);
2648        } else {
2649                /* Initialize offload (in non-sniffer mode).
2650                 * Linux IP stack always calculates IP checksum
2651                 * HW always calculate TCP/UDP checksum
2652                 */
2653                cmd.l3_l4_ctrl |= (1 << L3_L4_CTRL_TCPIP_CHECKSUM_EN_POS);
2654        }
2655
2656        if (rx_align_2)
2657                cmd.l2_802_3_offload_ctrl |=
2658                                L2_802_3_OFFLOAD_CTRL_SNAP_KEEP_MSK;
2659
2660        /* typical time for secure PCP is 840ms */
2661        rc = wmi_call(wil, WMI_CFG_RX_CHAIN_CMDID, vif->mid, &cmd, sizeof(cmd),
2662                      WMI_CFG_RX_CHAIN_DONE_EVENTID, &evt, sizeof(evt), 2000);
2663        if (rc)
2664                return rc;
2665
2666        if (le32_to_cpu(evt.evt.status) != WMI_CFG_RX_CHAIN_SUCCESS)
2667                rc = -EINVAL;
2668
2669        vring->hwtail = le32_to_cpu(evt.evt.rx_ring_tail_ptr);
2670
2671        wil_dbg_misc(wil, "Rx init: status %d tail 0x%08x\n",
2672                     le32_to_cpu(evt.evt.status), vring->hwtail);
2673
2674        return rc;
2675}
2676
2677int wmi_get_temperature(struct wil6210_priv *wil, u32 *t_bb, u32 *t_rf)
2678{
2679        struct wil6210_vif *vif = ndev_to_vif(wil->main_ndev);
2680        int rc;
2681        struct wmi_temp_sense_cmd cmd = {
2682                .measure_baseband_en = cpu_to_le32(!!t_bb),
2683                .measure_rf_en = cpu_to_le32(!!t_rf),
2684                .measure_mode = cpu_to_le32(TEMPERATURE_MEASURE_NOW),
2685        };
2686        struct {
2687                struct wmi_cmd_hdr wmi;
2688                struct wmi_temp_sense_done_event evt;
2689        } __packed reply;
2690
2691        memset(&reply, 0, sizeof(reply));
2692
2693        rc = wmi_call(wil, WMI_TEMP_SENSE_CMDID, vif->mid, &cmd, sizeof(cmd),
2694                      WMI_TEMP_SENSE_DONE_EVENTID, &reply, sizeof(reply),
2695                      WIL_WMI_CALL_GENERAL_TO_MS);
2696        if (rc)
2697                return rc;
2698
2699        if (t_bb)
2700                *t_bb = le32_to_cpu(reply.evt.baseband_t1000);
2701        if (t_rf)
2702                *t_rf = le32_to_cpu(reply.evt.rf_t1000);
2703
2704        return 0;
2705}
2706
2707int wmi_get_all_temperatures(struct wil6210_priv *wil,
2708                             struct wmi_temp_sense_all_done_event
2709                             *sense_all_evt)
2710{
2711        struct wil6210_vif *vif = ndev_to_vif(wil->main_ndev);
2712        int rc;
2713        struct wmi_temp_sense_all_cmd cmd = {
2714                .measure_baseband_en = true,
2715                .measure_rf_en = true,
2716                .measure_mode = TEMPERATURE_MEASURE_NOW,
2717        };
2718        struct {
2719                struct wmi_cmd_hdr wmi;
2720                struct wmi_temp_sense_all_done_event evt;
2721        } __packed reply;
2722
2723        if (!sense_all_evt) {
2724                wil_err(wil, "Invalid sense_all_evt value\n");
2725                return -EINVAL;
2726        }
2727
2728        memset(&reply, 0, sizeof(reply));
2729        reply.evt.status = WMI_FW_STATUS_FAILURE;
2730        rc = wmi_call(wil, WMI_TEMP_SENSE_ALL_CMDID, vif->mid, &cmd,
2731                      sizeof(cmd), WMI_TEMP_SENSE_ALL_DONE_EVENTID,
2732                      &reply, sizeof(reply), WIL_WMI_CALL_GENERAL_TO_MS);
2733        if (rc)
2734                return rc;
2735
2736        if (reply.evt.status == WMI_FW_STATUS_FAILURE) {
2737                wil_err(wil, "Failed getting TEMP_SENSE_ALL\n");
2738                return -EINVAL;
2739        }
2740
2741        memcpy(sense_all_evt, &reply.evt, sizeof(reply.evt));
2742        return 0;
2743}
2744
2745int wmi_disconnect_sta(struct wil6210_vif *vif, const u8 *mac, u16 reason,
2746                       bool del_sta)
2747{
2748        struct wil6210_priv *wil = vif_to_wil(vif);
2749        int rc;
2750        struct wmi_disconnect_sta_cmd disc_sta_cmd = {
2751                .disconnect_reason = cpu_to_le16(reason),
2752        };
2753        struct wmi_del_sta_cmd del_sta_cmd = {
2754                .disconnect_reason = cpu_to_le16(reason),
2755        };
2756        struct {
2757                struct wmi_cmd_hdr wmi;
2758                struct wmi_disconnect_event evt;
2759        } __packed reply;
2760
2761        wil_dbg_wmi(wil, "disconnect_sta: (%pM, reason %d)\n", mac, reason);
2762
2763        memset(&reply, 0, sizeof(reply));
2764        vif->locally_generated_disc = true;
2765        if (del_sta) {
2766                ether_addr_copy(del_sta_cmd.dst_mac, mac);
2767                rc = wmi_call(wil, WMI_DEL_STA_CMDID, vif->mid, &del_sta_cmd,
2768                              sizeof(del_sta_cmd), WMI_DISCONNECT_EVENTID,
2769                              &reply, sizeof(reply), 1000);
2770        } else {
2771                ether_addr_copy(disc_sta_cmd.dst_mac, mac);
2772                rc = wmi_call(wil, WMI_DISCONNECT_STA_CMDID, vif->mid,
2773                              &disc_sta_cmd, sizeof(disc_sta_cmd),
2774                              WMI_DISCONNECT_EVENTID,
2775                              &reply, sizeof(reply), 1000);
2776        }
2777        /* failure to disconnect in reasonable time treated as FW error */
2778        if (rc) {
2779                wil_fw_error_recovery(wil);
2780                return rc;
2781        }
2782        wil->sinfo_gen++;
2783
2784        return 0;
2785}
2786
2787int wmi_addba(struct wil6210_priv *wil, u8 mid,
2788              u8 ringid, u8 size, u16 timeout)
2789{
2790        u8 amsdu = wil->use_enhanced_dma_hw && wil->use_rx_hw_reordering &&
2791                test_bit(WMI_FW_CAPABILITY_AMSDU, wil->fw_capabilities) &&
2792                wil->amsdu_en;
2793        struct wmi_ring_ba_en_cmd cmd = {
2794                .ring_id = ringid,
2795                .agg_max_wsize = size,
2796                .ba_timeout = cpu_to_le16(timeout),
2797                .amsdu = amsdu,
2798        };
2799
2800        wil_dbg_wmi(wil, "addba: (ring %d size %d timeout %d amsdu %d)\n",
2801                    ringid, size, timeout, amsdu);
2802
2803        return wmi_send(wil, WMI_RING_BA_EN_CMDID, mid, &cmd, sizeof(cmd));
2804}
2805
2806int wmi_delba_tx(struct wil6210_priv *wil, u8 mid, u8 ringid, u16 reason)
2807{
2808        struct wmi_ring_ba_dis_cmd cmd = {
2809                .ring_id = ringid,
2810                .reason = cpu_to_le16(reason),
2811        };
2812
2813        wil_dbg_wmi(wil, "delba_tx: (ring %d reason %d)\n", ringid, reason);
2814
2815        return wmi_send(wil, WMI_RING_BA_DIS_CMDID, mid, &cmd, sizeof(cmd));
2816}
2817
2818int wmi_delba_rx(struct wil6210_priv *wil, u8 mid, u8 cid, u8 tid, u16 reason)
2819{
2820        struct wmi_rcp_delba_cmd cmd = {
2821                .reason = cpu_to_le16(reason),
2822        };
2823
2824        if (cid >= WIL6210_RX_DESC_MAX_CID) {
2825                cmd.cidxtid = CIDXTID_EXTENDED_CID_TID;
2826                cmd.cid = cid;
2827                cmd.tid = tid;
2828        } else {
2829                cmd.cidxtid = mk_cidxtid(cid, tid);
2830        }
2831
2832        wil_dbg_wmi(wil, "delba_rx: (CID %d TID %d reason %d)\n", cid,
2833                    tid, reason);
2834
2835        return wmi_send(wil, WMI_RCP_DELBA_CMDID, mid, &cmd, sizeof(cmd));
2836}
2837
2838int wmi_addba_rx_resp(struct wil6210_priv *wil,
2839                      u8 mid, u8 cid, u8 tid, u8 token,
2840                      u16 status, bool amsdu, u16 agg_wsize, u16 timeout)
2841{
2842        int rc;
2843        struct wmi_rcp_addba_resp_cmd cmd = {
2844                .dialog_token = token,
2845                .status_code = cpu_to_le16(status),
2846                /* bit 0: A-MSDU supported
2847                 * bit 1: policy (controlled by FW)
2848                 * bits 2..5: TID
2849                 * bits 6..15: buffer size
2850                 */
2851                .ba_param_set = cpu_to_le16((amsdu ? 1 : 0) | (tid << 2) |
2852                                            (agg_wsize << 6)),
2853                .ba_timeout = cpu_to_le16(timeout),
2854        };
2855        struct {
2856                struct wmi_cmd_hdr wmi;
2857                struct wmi_rcp_addba_resp_sent_event evt;
2858        } __packed reply = {
2859                .evt = {.status = cpu_to_le16(WMI_FW_STATUS_FAILURE)},
2860        };
2861
2862        if (cid >= WIL6210_RX_DESC_MAX_CID) {
2863                cmd.cidxtid = CIDXTID_EXTENDED_CID_TID;
2864                cmd.cid = cid;
2865                cmd.tid = tid;
2866        } else {
2867                cmd.cidxtid = mk_cidxtid(cid, tid);
2868        }
2869
2870        wil_dbg_wmi(wil,
2871                    "ADDBA response for MID %d CID %d TID %d size %d timeout %d status %d AMSDU%s\n",
2872                    mid, cid, tid, agg_wsize,
2873                    timeout, status, amsdu ? "+" : "-");
2874
2875        rc = wmi_call(wil, WMI_RCP_ADDBA_RESP_CMDID, mid, &cmd, sizeof(cmd),
2876                      WMI_RCP_ADDBA_RESP_SENT_EVENTID, &reply, sizeof(reply),
2877                      WIL_WMI_CALL_GENERAL_TO_MS);
2878        if (rc)
2879                return rc;
2880
2881        if (reply.evt.status) {
2882                wil_err(wil, "ADDBA response failed with status %d\n",
2883                        le16_to_cpu(reply.evt.status));
2884                rc = -EINVAL;
2885        }
2886
2887        return rc;
2888}
2889
2890int wmi_addba_rx_resp_edma(struct wil6210_priv *wil, u8 mid, u8 cid, u8 tid,
2891                           u8 token, u16 status, bool amsdu, u16 agg_wsize,
2892                           u16 timeout)
2893{
2894        int rc;
2895        struct wmi_rcp_addba_resp_edma_cmd cmd = {
2896                .cid = cid,
2897                .tid = tid,
2898                .dialog_token = token,
2899                .status_code = cpu_to_le16(status),
2900                /* bit 0: A-MSDU supported
2901                 * bit 1: policy (controlled by FW)
2902                 * bits 2..5: TID
2903                 * bits 6..15: buffer size
2904                 */
2905                .ba_param_set = cpu_to_le16((amsdu ? 1 : 0) | (tid << 2) |
2906                                            (agg_wsize << 6)),
2907                .ba_timeout = cpu_to_le16(timeout),
2908                /* route all the connections to status ring 0 */
2909                .status_ring_id = WIL_DEFAULT_RX_STATUS_RING_ID,
2910        };
2911        struct {
2912                struct wmi_cmd_hdr wmi;
2913                struct wmi_rcp_addba_resp_sent_event evt;
2914        } __packed reply = {
2915                .evt = {.status = cpu_to_le16(WMI_FW_STATUS_FAILURE)},
2916        };
2917
2918        wil_dbg_wmi(wil,
2919                    "ADDBA response for CID %d TID %d size %d timeout %d status %d AMSDU%s, sring_id %d\n",
2920                    cid, tid, agg_wsize, timeout, status, amsdu ? "+" : "-",
2921                    WIL_DEFAULT_RX_STATUS_RING_ID);
2922
2923        rc = wmi_call(wil, WMI_RCP_ADDBA_RESP_EDMA_CMDID, mid, &cmd,
2924                      sizeof(cmd), WMI_RCP_ADDBA_RESP_SENT_EVENTID, &reply,
2925                      sizeof(reply), WIL_WMI_CALL_GENERAL_TO_MS);
2926        if (rc)
2927                return rc;
2928
2929        if (reply.evt.status) {
2930                wil_err(wil, "ADDBA response failed with status %d\n",
2931                        le16_to_cpu(reply.evt.status));
2932                rc = -EINVAL;
2933        }
2934
2935        return rc;
2936}
2937
2938int wmi_ps_dev_profile_cfg(struct wil6210_priv *wil,
2939                           enum wmi_ps_profile_type ps_profile)
2940{
2941        struct wil6210_vif *vif = ndev_to_vif(wil->main_ndev);
2942        int rc;
2943        struct wmi_ps_dev_profile_cfg_cmd cmd = {
2944                .ps_profile = ps_profile,
2945        };
2946        struct {
2947                struct wmi_cmd_hdr wmi;
2948                struct wmi_ps_dev_profile_cfg_event evt;
2949        } __packed reply = {
2950                .evt = {.status = cpu_to_le32(WMI_PS_CFG_CMD_STATUS_ERROR)},
2951        };
2952        u32 status;
2953
2954        wil_dbg_wmi(wil, "Setting ps dev profile %d\n", ps_profile);
2955
2956        rc = wmi_call(wil, WMI_PS_DEV_PROFILE_CFG_CMDID, vif->mid,
2957                      &cmd, sizeof(cmd),
2958                      WMI_PS_DEV_PROFILE_CFG_EVENTID, &reply, sizeof(reply),
2959                      WIL_WMI_CALL_GENERAL_TO_MS);
2960        if (rc)
2961                return rc;
2962
2963        status = le32_to_cpu(reply.evt.status);
2964
2965        if (status != WMI_PS_CFG_CMD_STATUS_SUCCESS) {
2966                wil_err(wil, "ps dev profile cfg failed with status %d\n",
2967                        status);
2968                rc = -EINVAL;
2969        }
2970
2971        return rc;
2972}
2973
2974int wmi_set_mgmt_retry(struct wil6210_priv *wil, u8 retry_short)
2975{
2976        struct wil6210_vif *vif = ndev_to_vif(wil->main_ndev);
2977        int rc;
2978        struct wmi_set_mgmt_retry_limit_cmd cmd = {
2979                .mgmt_retry_limit = retry_short,
2980        };
2981        struct {
2982                struct wmi_cmd_hdr wmi;
2983                struct wmi_set_mgmt_retry_limit_event evt;
2984        } __packed reply = {
2985                .evt = {.status = WMI_FW_STATUS_FAILURE},
2986        };
2987
2988        wil_dbg_wmi(wil, "Setting mgmt retry short %d\n", retry_short);
2989
2990        if (!test_bit(WMI_FW_CAPABILITY_MGMT_RETRY_LIMIT, wil->fw_capabilities))
2991                return -ENOTSUPP;
2992
2993        rc = wmi_call(wil, WMI_SET_MGMT_RETRY_LIMIT_CMDID, vif->mid,
2994                      &cmd, sizeof(cmd),
2995                      WMI_SET_MGMT_RETRY_LIMIT_EVENTID, &reply, sizeof(reply),
2996                      WIL_WMI_CALL_GENERAL_TO_MS);
2997        if (rc)
2998                return rc;
2999
3000        if (reply.evt.status != WMI_FW_STATUS_SUCCESS) {
3001                wil_err(wil, "set mgmt retry limit failed with status %d\n",
3002                        reply.evt.status);
3003                rc = -EINVAL;
3004        }
3005
3006        return rc;
3007}
3008
3009int wmi_get_mgmt_retry(struct wil6210_priv *wil, u8 *retry_short)
3010{
3011        struct wil6210_vif *vif = ndev_to_vif(wil->main_ndev);
3012        int rc;
3013        struct {
3014                struct wmi_cmd_hdr wmi;
3015                struct wmi_get_mgmt_retry_limit_event evt;
3016        } __packed reply;
3017
3018        wil_dbg_wmi(wil, "getting mgmt retry short\n");
3019
3020        if (!test_bit(WMI_FW_CAPABILITY_MGMT_RETRY_LIMIT, wil->fw_capabilities))
3021                return -ENOTSUPP;
3022
3023        memset(&reply, 0, sizeof(reply));
3024        rc = wmi_call(wil, WMI_GET_MGMT_RETRY_LIMIT_CMDID, vif->mid, NULL, 0,
3025                      WMI_GET_MGMT_RETRY_LIMIT_EVENTID, &reply, sizeof(reply),
3026                      WIL_WMI_CALL_GENERAL_TO_MS);
3027        if (rc)
3028                return rc;
3029
3030        if (retry_short)
3031                *retry_short = reply.evt.mgmt_retry_limit;
3032
3033        return 0;
3034}
3035
3036int wmi_abort_scan(struct wil6210_vif *vif)
3037{
3038        struct wil6210_priv *wil = vif_to_wil(vif);
3039        int rc;
3040
3041        wil_dbg_wmi(wil, "sending WMI_ABORT_SCAN_CMDID\n");
3042
3043        rc = wmi_send(wil, WMI_ABORT_SCAN_CMDID, vif->mid, NULL, 0);
3044        if (rc)
3045                wil_err(wil, "Failed to abort scan (%d)\n", rc);
3046
3047        return rc;
3048}
3049
3050int wmi_new_sta(struct wil6210_vif *vif, const u8 *mac, u8 aid)
3051{
3052        struct wil6210_priv *wil = vif_to_wil(vif);
3053        int rc;
3054        struct wmi_new_sta_cmd cmd = {
3055                .aid = aid,
3056        };
3057
3058        wil_dbg_wmi(wil, "new sta %pM, aid %d\n", mac, aid);
3059
3060        ether_addr_copy(cmd.dst_mac, mac);
3061
3062        rc = wmi_send(wil, WMI_NEW_STA_CMDID, vif->mid, &cmd, sizeof(cmd));
3063        if (rc)
3064                wil_err(wil, "Failed to send new sta (%d)\n", rc);
3065
3066        return rc;
3067}
3068
3069void wmi_event_flush(struct wil6210_priv *wil)
3070{
3071        ulong flags;
3072        struct pending_wmi_event *evt, *t;
3073
3074        wil_dbg_wmi(wil, "event_flush\n");
3075
3076        spin_lock_irqsave(&wil->wmi_ev_lock, flags);
3077
3078        list_for_each_entry_safe(evt, t, &wil->pending_wmi_ev, list) {
3079                list_del(&evt->list);
3080                kfree(evt);
3081        }
3082
3083        spin_unlock_irqrestore(&wil->wmi_ev_lock, flags);
3084}
3085
3086static const char *suspend_status2name(u8 status)
3087{
3088        switch (status) {
3089        case WMI_TRAFFIC_SUSPEND_REJECTED_LINK_NOT_IDLE:
3090                return "LINK_NOT_IDLE";
3091        case WMI_TRAFFIC_SUSPEND_REJECTED_DISCONNECT:
3092                return "DISCONNECT";
3093        case WMI_TRAFFIC_SUSPEND_REJECTED_OTHER:
3094                return "OTHER";
3095        default:
3096                return "Untracked status";
3097        }
3098}
3099
3100int wmi_suspend(struct wil6210_priv *wil)
3101{
3102        struct wil6210_vif *vif = ndev_to_vif(wil->main_ndev);
3103        int rc;
3104        struct wmi_traffic_suspend_cmd cmd = {
3105                .wakeup_trigger = wil->wakeup_trigger,
3106        };
3107        struct {
3108                struct wmi_cmd_hdr wmi;
3109                struct wmi_traffic_suspend_event evt;
3110        } __packed reply = {
3111                .evt = {.status = WMI_TRAFFIC_SUSPEND_REJECTED_LINK_NOT_IDLE},
3112        };
3113
3114        u32 suspend_to = WIL_WAIT_FOR_SUSPEND_RESUME_COMP;
3115
3116        wil->suspend_resp_rcvd = false;
3117        wil->suspend_resp_comp = false;
3118
3119        rc = wmi_call(wil, WMI_TRAFFIC_SUSPEND_CMDID, vif->mid,
3120                      &cmd, sizeof(cmd),
3121                      WMI_TRAFFIC_SUSPEND_EVENTID, &reply, sizeof(reply),
3122                      suspend_to);
3123        if (rc) {
3124                wil_err(wil, "wmi_call for suspend req failed, rc=%d\n", rc);
3125                if (rc == -ETIME)
3126                        /* wmi_call TO */
3127                        wil->suspend_stats.rejected_by_device++;
3128                else
3129                        wil->suspend_stats.rejected_by_host++;
3130                goto out;
3131        }
3132
3133        wil_dbg_wmi(wil, "waiting for suspend_response_completed\n");
3134
3135        rc = wait_event_interruptible_timeout(wil->wq,
3136                                              wil->suspend_resp_comp,
3137                                              msecs_to_jiffies(suspend_to));
3138        if (rc == 0) {
3139                wil_err(wil, "TO waiting for suspend_response_completed\n");
3140                if (wil->suspend_resp_rcvd)
3141                        /* Device responded but we TO due to another reason */
3142                        wil->suspend_stats.rejected_by_host++;
3143                else
3144                        wil->suspend_stats.rejected_by_device++;
3145                rc = -EBUSY;
3146                goto out;
3147        }
3148
3149        wil_dbg_wmi(wil, "suspend_response_completed rcvd\n");
3150        if (reply.evt.status != WMI_TRAFFIC_SUSPEND_APPROVED) {
3151                wil_dbg_pm(wil, "device rejected the suspend, %s\n",
3152                           suspend_status2name(reply.evt.status));
3153                wil->suspend_stats.rejected_by_device++;
3154        }
3155        rc = reply.evt.status;
3156
3157out:
3158        wil->suspend_resp_rcvd = false;
3159        wil->suspend_resp_comp = false;
3160
3161        return rc;
3162}
3163
3164static void resume_triggers2string(u32 triggers, char *string, int str_size)
3165{
3166        string[0] = '\0';
3167
3168        if (!triggers) {
3169                strlcat(string, " UNKNOWN", str_size);
3170                return;
3171        }
3172
3173        if (triggers & WMI_RESUME_TRIGGER_HOST)
3174                strlcat(string, " HOST", str_size);
3175
3176        if (triggers & WMI_RESUME_TRIGGER_UCAST_RX)
3177                strlcat(string, " UCAST_RX", str_size);
3178
3179        if (triggers & WMI_RESUME_TRIGGER_BCAST_RX)
3180                strlcat(string, " BCAST_RX", str_size);
3181
3182        if (triggers & WMI_RESUME_TRIGGER_WMI_EVT)
3183                strlcat(string, " WMI_EVT", str_size);
3184
3185        if (triggers & WMI_RESUME_TRIGGER_DISCONNECT)
3186                strlcat(string, " DISCONNECT", str_size);
3187}
3188
3189int wmi_resume(struct wil6210_priv *wil)
3190{
3191        struct wil6210_vif *vif = ndev_to_vif(wil->main_ndev);
3192        int rc;
3193        char string[100];
3194        struct {
3195                struct wmi_cmd_hdr wmi;
3196                struct wmi_traffic_resume_event evt;
3197        } __packed reply = {
3198                .evt = {.status = WMI_TRAFFIC_RESUME_FAILED,
3199                        .resume_triggers =
3200                                cpu_to_le32(WMI_RESUME_TRIGGER_UNKNOWN)},
3201        };
3202
3203        rc = wmi_call(wil, WMI_TRAFFIC_RESUME_CMDID, vif->mid, NULL, 0,
3204                      WMI_TRAFFIC_RESUME_EVENTID, &reply, sizeof(reply),
3205                      WIL_WAIT_FOR_SUSPEND_RESUME_COMP);
3206        if (rc)
3207                return rc;
3208        resume_triggers2string(le32_to_cpu(reply.evt.resume_triggers), string,
3209                               sizeof(string));
3210        wil_dbg_pm(wil, "device resume %s, resume triggers:%s (0x%x)\n",
3211                   reply.evt.status ? "failed" : "passed", string,
3212                   le32_to_cpu(reply.evt.resume_triggers));
3213
3214        return reply.evt.status;
3215}
3216
3217int wmi_port_allocate(struct wil6210_priv *wil, u8 mid,
3218                      const u8 *mac, enum nl80211_iftype iftype)
3219{
3220        int rc;
3221        struct wmi_port_allocate_cmd cmd = {
3222                .mid = mid,
3223        };
3224        struct {
3225                struct wmi_cmd_hdr wmi;
3226                struct wmi_port_allocated_event evt;
3227        } __packed reply = {
3228                .evt = {.status = WMI_FW_STATUS_FAILURE},
3229        };
3230
3231        wil_dbg_misc(wil, "port allocate, mid %d iftype %d, mac %pM\n",
3232                     mid, iftype, mac);
3233
3234        ether_addr_copy(cmd.mac, mac);
3235        switch (iftype) {
3236        case NL80211_IFTYPE_STATION:
3237                cmd.port_role = WMI_PORT_STA;
3238                break;
3239        case NL80211_IFTYPE_AP:
3240                cmd.port_role = WMI_PORT_AP;
3241                break;
3242        case NL80211_IFTYPE_P2P_CLIENT:
3243                cmd.port_role = WMI_PORT_P2P_CLIENT;
3244                break;
3245        case NL80211_IFTYPE_P2P_GO:
3246                cmd.port_role = WMI_PORT_P2P_GO;
3247                break;
3248        /* what about monitor??? */
3249        default:
3250                wil_err(wil, "unsupported iftype: %d\n", iftype);
3251                return -EINVAL;
3252        }
3253
3254        rc = wmi_call(wil, WMI_PORT_ALLOCATE_CMDID, mid,
3255                      &cmd, sizeof(cmd),
3256                      WMI_PORT_ALLOCATED_EVENTID, &reply,
3257                      sizeof(reply), 300);
3258        if (rc) {
3259                wil_err(wil, "failed to allocate port, status %d\n", rc);
3260                return rc;
3261        }
3262        if (reply.evt.status != WMI_FW_STATUS_SUCCESS) {
3263                wil_err(wil, "WMI_PORT_ALLOCATE returned status %d\n",
3264                        reply.evt.status);
3265                return -EINVAL;
3266        }
3267
3268        return 0;
3269}
3270
3271int wmi_port_delete(struct wil6210_priv *wil, u8 mid)
3272{
3273        int rc;
3274        struct wmi_port_delete_cmd cmd = {
3275                .mid = mid,
3276        };
3277        struct {
3278                struct wmi_cmd_hdr wmi;
3279                struct wmi_port_deleted_event evt;
3280        } __packed reply = {
3281                .evt = {.status = WMI_FW_STATUS_FAILURE},
3282        };
3283
3284        wil_dbg_misc(wil, "port delete, mid %d\n", mid);
3285
3286        rc = wmi_call(wil, WMI_PORT_DELETE_CMDID, mid,
3287                      &cmd, sizeof(cmd),
3288                      WMI_PORT_DELETED_EVENTID, &reply,
3289                      sizeof(reply), 2000);
3290        if (rc) {
3291                wil_err(wil, "failed to delete port, status %d\n", rc);
3292                return rc;
3293        }
3294        if (reply.evt.status != WMI_FW_STATUS_SUCCESS) {
3295                wil_err(wil, "WMI_PORT_DELETE returned status %d\n",
3296                        reply.evt.status);
3297                return -EINVAL;
3298        }
3299
3300        return 0;
3301}
3302
3303static bool wmi_evt_call_handler(struct wil6210_vif *vif, int id,
3304                                 void *d, int len)
3305{
3306        uint i;
3307
3308        for (i = 0; i < ARRAY_SIZE(wmi_evt_handlers); i++) {
3309                if (wmi_evt_handlers[i].eventid == id) {
3310                        wmi_evt_handlers[i].handler(vif, id, d, len);
3311                        return true;
3312                }
3313        }
3314
3315        return false;
3316}
3317
3318static void wmi_event_handle(struct wil6210_priv *wil,
3319                             struct wil6210_mbox_hdr *hdr)
3320{
3321        u16 len = le16_to_cpu(hdr->len);
3322        struct wil6210_vif *vif;
3323
3324        if ((hdr->type == WIL_MBOX_HDR_TYPE_WMI) &&
3325            (len >= sizeof(struct wmi_cmd_hdr))) {
3326                struct wmi_cmd_hdr *wmi = (void *)(&hdr[1]);
3327                void *evt_data = (void *)(&wmi[1]);
3328                u16 id = le16_to_cpu(wmi->command_id);
3329                u8 mid = wmi->mid;
3330
3331                wil_dbg_wmi(wil, "Handle %s (0x%04x) (reply_id 0x%04x,%d)\n",
3332                            eventid2name(id), id, wil->reply_id,
3333                            wil->reply_mid);
3334
3335                if (mid == MID_BROADCAST)
3336                        mid = 0;
3337                if (mid >= GET_MAX_VIFS(wil)) {
3338                        wil_dbg_wmi(wil, "invalid mid %d, event skipped\n",
3339                                    mid);
3340                        return;
3341                }
3342                vif = wil->vifs[mid];
3343                if (!vif) {
3344                        wil_dbg_wmi(wil, "event for empty VIF(%d), skipped\n",
3345                                    mid);
3346                        return;
3347                }
3348
3349                /* check if someone waits for this event */
3350                if (wil->reply_id && wil->reply_id == id &&
3351                    wil->reply_mid == mid) {
3352                        if (wil->reply_buf) {
3353                                /* event received while wmi_call is waiting
3354                                 * with a buffer. Such event should be handled
3355                                 * in wmi_recv_cmd function. Handling the event
3356                                 * here means a previous wmi_call was timeout.
3357                                 * Drop the event and do not handle it.
3358                                 */
3359                                wil_err(wil,
3360                                        "Old event (%d, %s) while wmi_call is waiting. Drop it and Continue waiting\n",
3361                                        id, eventid2name(id));
3362                                return;
3363                        }
3364
3365                        wmi_evt_call_handler(vif, id, evt_data,
3366                                             len - sizeof(*wmi));
3367                        wil_dbg_wmi(wil, "event_handle: Complete WMI 0x%04x\n",
3368                                    id);
3369                        complete(&wil->wmi_call);
3370                        return;
3371                }
3372                /* unsolicited event */
3373                /* search for handler */
3374                if (!wmi_evt_call_handler(vif, id, evt_data,
3375                                          len - sizeof(*wmi))) {
3376                        wil_info(wil, "Unhandled event 0x%04x\n", id);
3377                }
3378        } else {
3379                wil_err(wil, "Unknown event type\n");
3380                print_hex_dump(KERN_ERR, "evt?? ", DUMP_PREFIX_OFFSET, 16, 1,
3381                               hdr, sizeof(*hdr) + len, true);
3382        }
3383}
3384
3385/*
3386 * Retrieve next WMI event from the pending list
3387 */
3388static struct list_head *next_wmi_ev(struct wil6210_priv *wil)
3389{
3390        ulong flags;
3391        struct list_head *ret = NULL;
3392
3393        spin_lock_irqsave(&wil->wmi_ev_lock, flags);
3394
3395        if (!list_empty(&wil->pending_wmi_ev)) {
3396                ret = wil->pending_wmi_ev.next;
3397                list_del(ret);
3398        }
3399
3400        spin_unlock_irqrestore(&wil->wmi_ev_lock, flags);
3401
3402        return ret;
3403}
3404
3405/*
3406 * Handler for the WMI events
3407 */
3408void wmi_event_worker(struct work_struct *work)
3409{
3410        struct wil6210_priv *wil = container_of(work, struct wil6210_priv,
3411                                                 wmi_event_worker);
3412        struct pending_wmi_event *evt;
3413        struct list_head *lh;
3414
3415        wil_dbg_wmi(wil, "event_worker: Start\n");
3416        while ((lh = next_wmi_ev(wil)) != NULL) {
3417                evt = list_entry(lh, struct pending_wmi_event, list);
3418                wmi_event_handle(wil, &evt->event.hdr);
3419                kfree(evt);
3420        }
3421        wil_dbg_wmi(wil, "event_worker: Finished\n");
3422}
3423
3424bool wil_is_wmi_idle(struct wil6210_priv *wil)
3425{
3426        ulong flags;
3427        struct wil6210_mbox_ring *r = &wil->mbox_ctl.rx;
3428        bool rc = false;
3429
3430        spin_lock_irqsave(&wil->wmi_ev_lock, flags);
3431
3432        /* Check if there are pending WMI events in the events queue */
3433        if (!list_empty(&wil->pending_wmi_ev)) {
3434                wil_dbg_pm(wil, "Pending WMI events in queue\n");
3435                goto out;
3436        }
3437
3438        /* Check if there is a pending WMI call */
3439        if (wil->reply_id) {
3440                wil_dbg_pm(wil, "Pending WMI call\n");
3441                goto out;
3442        }
3443
3444        /* Check if there are pending RX events in mbox */
3445        r->head = wil_r(wil, RGF_MBOX +
3446                        offsetof(struct wil6210_mbox_ctl, rx.head));
3447        if (r->tail != r->head)
3448                wil_dbg_pm(wil, "Pending WMI mbox events\n");
3449        else
3450                rc = true;
3451
3452out:
3453        spin_unlock_irqrestore(&wil->wmi_ev_lock, flags);
3454        return rc;
3455}
3456
3457static void
3458wmi_sched_scan_set_ssids(struct wil6210_priv *wil,
3459                         struct wmi_start_sched_scan_cmd *cmd,
3460                         struct cfg80211_ssid *ssids, int n_ssids,
3461                         struct cfg80211_match_set *match_sets,
3462                         int n_match_sets)
3463{
3464        int i;
3465
3466        if (n_match_sets > WMI_MAX_PNO_SSID_NUM) {
3467                wil_dbg_wmi(wil, "too many match sets (%d), use first %d\n",
3468                            n_match_sets, WMI_MAX_PNO_SSID_NUM);
3469                n_match_sets = WMI_MAX_PNO_SSID_NUM;
3470        }
3471        cmd->num_of_ssids = n_match_sets;
3472
3473        for (i = 0; i < n_match_sets; i++) {
3474                struct wmi_sched_scan_ssid_match *wmi_match =
3475                        &cmd->ssid_for_match[i];
3476                struct cfg80211_match_set *cfg_match = &match_sets[i];
3477                int j;
3478
3479                wmi_match->ssid_len = cfg_match->ssid.ssid_len;
3480                memcpy(wmi_match->ssid, cfg_match->ssid.ssid,
3481                       min_t(u8, wmi_match->ssid_len, WMI_MAX_SSID_LEN));
3482                wmi_match->rssi_threshold = S8_MIN;
3483                if (cfg_match->rssi_thold >= S8_MIN &&
3484                    cfg_match->rssi_thold <= S8_MAX)
3485                        wmi_match->rssi_threshold = cfg_match->rssi_thold;
3486
3487                for (j = 0; j < n_ssids; j++)
3488                        if (wmi_match->ssid_len == ssids[j].ssid_len &&
3489                            memcmp(wmi_match->ssid, ssids[j].ssid,
3490                                   wmi_match->ssid_len) == 0)
3491                                wmi_match->add_ssid_to_probe = true;
3492        }
3493}
3494
3495static void
3496wmi_sched_scan_set_channels(struct wil6210_priv *wil,
3497                            struct wmi_start_sched_scan_cmd *cmd,
3498                            u32 n_channels,
3499                            struct ieee80211_channel **channels)
3500{
3501        int i;
3502
3503        if (n_channels > WMI_MAX_CHANNEL_NUM) {
3504                wil_dbg_wmi(wil, "too many channels (%d), use first %d\n",
3505                            n_channels, WMI_MAX_CHANNEL_NUM);
3506                n_channels = WMI_MAX_CHANNEL_NUM;
3507        }
3508        cmd->num_of_channels = n_channels;
3509
3510        for (i = 0; i < n_channels; i++) {
3511                struct ieee80211_channel *cfg_chan = channels[i];
3512
3513                cmd->channel_list[i] = cfg_chan->hw_value - 1;
3514        }
3515}
3516
3517static void
3518wmi_sched_scan_set_plans(struct wil6210_priv *wil,
3519                         struct wmi_start_sched_scan_cmd *cmd,
3520                         struct cfg80211_sched_scan_plan *scan_plans,
3521                         int n_scan_plans)
3522{
3523        int i;
3524
3525        if (n_scan_plans > WMI_MAX_PLANS_NUM) {
3526                wil_dbg_wmi(wil, "too many plans (%d), use first %d\n",
3527                            n_scan_plans, WMI_MAX_PLANS_NUM);
3528                n_scan_plans = WMI_MAX_PLANS_NUM;
3529        }
3530
3531        for (i = 0; i < n_scan_plans; i++) {
3532                struct cfg80211_sched_scan_plan *cfg_plan = &scan_plans[i];
3533
3534                cmd->scan_plans[i].interval_sec =
3535                        cpu_to_le16(cfg_plan->interval);
3536                cmd->scan_plans[i].num_of_iterations =
3537                        cpu_to_le16(cfg_plan->iterations);
3538        }
3539}
3540
3541int wmi_start_sched_scan(struct wil6210_priv *wil,
3542                         struct cfg80211_sched_scan_request *request)
3543{
3544        struct wil6210_vif *vif = ndev_to_vif(wil->main_ndev);
3545        int rc;
3546        struct wmi_start_sched_scan_cmd cmd = {
3547                .min_rssi_threshold = S8_MIN,
3548                .initial_delay_sec = cpu_to_le16(request->delay),
3549        };
3550        struct {
3551                struct wmi_cmd_hdr wmi;
3552                struct wmi_start_sched_scan_event evt;
3553        } __packed reply = {
3554                .evt = {.result = WMI_PNO_REJECT},
3555        };
3556
3557        if (!test_bit(WMI_FW_CAPABILITY_PNO, wil->fw_capabilities))
3558                return -ENOTSUPP;
3559
3560        if (request->min_rssi_thold >= S8_MIN &&
3561            request->min_rssi_thold <= S8_MAX)
3562                cmd.min_rssi_threshold = request->min_rssi_thold;
3563
3564        wmi_sched_scan_set_ssids(wil, &cmd, request->ssids, request->n_ssids,
3565                                 request->match_sets, request->n_match_sets);
3566        wmi_sched_scan_set_channels(wil, &cmd,
3567                                    request->n_channels, request->channels);
3568        wmi_sched_scan_set_plans(wil, &cmd,
3569                                 request->scan_plans, request->n_scan_plans);
3570
3571        rc = wmi_call(wil, WMI_START_SCHED_SCAN_CMDID, vif->mid,
3572                      &cmd, sizeof(cmd),
3573                      WMI_START_SCHED_SCAN_EVENTID, &reply, sizeof(reply),
3574                      WIL_WMI_CALL_GENERAL_TO_MS);
3575        if (rc)
3576                return rc;
3577
3578        if (reply.evt.result != WMI_PNO_SUCCESS) {
3579                wil_err(wil, "start sched scan failed, result %d\n",
3580                        reply.evt.result);
3581                return -EINVAL;
3582        }
3583
3584        return 0;
3585}
3586
3587int wmi_stop_sched_scan(struct wil6210_priv *wil)
3588{
3589        struct wil6210_vif *vif = ndev_to_vif(wil->main_ndev);
3590        int rc;
3591        struct {
3592                struct wmi_cmd_hdr wmi;
3593                struct wmi_stop_sched_scan_event evt;
3594        } __packed reply = {
3595                .evt = {.result = WMI_PNO_REJECT},
3596        };
3597
3598        if (!test_bit(WMI_FW_CAPABILITY_PNO, wil->fw_capabilities))
3599                return -ENOTSUPP;
3600
3601        rc = wmi_call(wil, WMI_STOP_SCHED_SCAN_CMDID, vif->mid, NULL, 0,
3602                      WMI_STOP_SCHED_SCAN_EVENTID, &reply, sizeof(reply),
3603                      WIL_WMI_CALL_GENERAL_TO_MS);
3604        if (rc)
3605                return rc;
3606
3607        if (reply.evt.result != WMI_PNO_SUCCESS) {
3608                wil_err(wil, "stop sched scan failed, result %d\n",
3609                        reply.evt.result);
3610                return -EINVAL;
3611        }
3612
3613        return 0;
3614}
3615
3616int wmi_mgmt_tx(struct wil6210_vif *vif, const u8 *buf, size_t len)
3617{
3618        size_t total;
3619        struct wil6210_priv *wil = vif_to_wil(vif);
3620        struct ieee80211_mgmt *mgmt_frame = (void *)buf;
3621        struct wmi_sw_tx_req_cmd *cmd;
3622        struct {
3623                struct wmi_cmd_hdr wmi;
3624                struct wmi_sw_tx_complete_event evt;
3625        } __packed evt = {
3626                .evt = {.status = WMI_FW_STATUS_FAILURE},
3627        };
3628        int rc;
3629
3630        wil_dbg_misc(wil, "mgmt_tx mid %d\n", vif->mid);
3631        wil_hex_dump_misc("mgmt tx frame ", DUMP_PREFIX_OFFSET, 16, 1, buf,
3632                          len, true);
3633
3634        if (len < sizeof(struct ieee80211_hdr_3addr))
3635                return -EINVAL;
3636
3637        total = sizeof(*cmd) + len;
3638        if (total < len) {
3639                wil_err(wil, "mgmt_tx invalid len %zu\n", len);
3640                return -EINVAL;
3641        }
3642
3643        cmd = kmalloc(total, GFP_KERNEL);
3644        if (!cmd)
3645                return -ENOMEM;
3646
3647        memcpy(cmd->dst_mac, mgmt_frame->da, WMI_MAC_LEN);
3648        cmd->len = cpu_to_le16(len);
3649        memcpy(cmd->payload, buf, len);
3650
3651        rc = wmi_call(wil, WMI_SW_TX_REQ_CMDID, vif->mid, cmd, total,
3652                      WMI_SW_TX_COMPLETE_EVENTID, &evt, sizeof(evt), 2000);
3653        if (!rc && evt.evt.status != WMI_FW_STATUS_SUCCESS) {
3654                wil_dbg_wmi(wil, "mgmt_tx failed with status %d\n",
3655                            evt.evt.status);
3656                rc = -EAGAIN;
3657        }
3658
3659        kfree(cmd);
3660
3661        return rc;
3662}
3663
3664int wmi_mgmt_tx_ext(struct wil6210_vif *vif, const u8 *buf, size_t len,
3665                    u8 channel, u16 duration_ms)
3666{
3667        size_t total;
3668        struct wil6210_priv *wil = vif_to_wil(vif);
3669        struct ieee80211_mgmt *mgmt_frame = (void *)buf;
3670        struct wmi_sw_tx_req_ext_cmd *cmd;
3671        struct {
3672                struct wmi_cmd_hdr wmi;
3673                struct wmi_sw_tx_complete_event evt;
3674        } __packed evt = {
3675                .evt = {.status = WMI_FW_STATUS_FAILURE},
3676        };
3677        int rc;
3678
3679        wil_dbg_wmi(wil, "mgmt_tx_ext mid %d channel %d duration %d\n",
3680                    vif->mid, channel, duration_ms);
3681        wil_hex_dump_wmi("mgmt_tx_ext frame ", DUMP_PREFIX_OFFSET, 16, 1, buf,
3682                         len, true);
3683
3684        if (len < sizeof(struct ieee80211_hdr_3addr)) {
3685                wil_err(wil, "short frame. len %zu\n", len);
3686                return -EINVAL;
3687        }
3688
3689        total = sizeof(*cmd) + len;
3690        if (total < len) {
3691                wil_err(wil, "mgmt_tx_ext invalid len %zu\n", len);
3692                return -EINVAL;
3693        }
3694
3695        cmd = kzalloc(total, GFP_KERNEL);
3696        if (!cmd)
3697                return -ENOMEM;
3698
3699        memcpy(cmd->dst_mac, mgmt_frame->da, WMI_MAC_LEN);
3700        cmd->len = cpu_to_le16(len);
3701        memcpy(cmd->payload, buf, len);
3702        cmd->channel = channel - 1;
3703        cmd->duration_ms = cpu_to_le16(duration_ms);
3704
3705        rc = wmi_call(wil, WMI_SW_TX_REQ_EXT_CMDID, vif->mid, cmd, total,
3706                      WMI_SW_TX_COMPLETE_EVENTID, &evt, sizeof(evt), 2000);
3707        if (!rc && evt.evt.status != WMI_FW_STATUS_SUCCESS) {
3708                wil_dbg_wmi(wil, "mgmt_tx_ext failed with status %d\n",
3709                            evt.evt.status);
3710                rc = -EAGAIN;
3711        }
3712
3713        kfree(cmd);
3714
3715        return rc;
3716}
3717
3718int wil_wmi_tx_sring_cfg(struct wil6210_priv *wil, int ring_id)
3719{
3720        int rc;
3721        struct wil6210_vif *vif = ndev_to_vif(wil->main_ndev);
3722        struct wil_status_ring *sring = &wil->srings[ring_id];
3723        struct wmi_tx_status_ring_add_cmd cmd = {
3724                .ring_cfg = {
3725                        .ring_size = cpu_to_le16(sring->size),
3726                },
3727                .irq_index = WIL_TX_STATUS_IRQ_IDX
3728        };
3729        struct {
3730                struct wmi_cmd_hdr hdr;
3731                struct wmi_tx_status_ring_cfg_done_event evt;
3732        } __packed reply = {
3733                .evt = {.status = WMI_FW_STATUS_FAILURE},
3734        };
3735
3736        cmd.ring_cfg.ring_id = ring_id;
3737
3738        cmd.ring_cfg.ring_mem_base = cpu_to_le64(sring->pa);
3739        rc = wmi_call(wil, WMI_TX_STATUS_RING_ADD_CMDID, vif->mid, &cmd,
3740                      sizeof(cmd), WMI_TX_STATUS_RING_CFG_DONE_EVENTID,
3741                      &reply, sizeof(reply), WIL_WMI_CALL_GENERAL_TO_MS);
3742        if (rc) {
3743                wil_err(wil, "TX_STATUS_RING_ADD_CMD failed, rc %d\n", rc);
3744                return rc;
3745        }
3746
3747        if (reply.evt.status != WMI_FW_STATUS_SUCCESS) {
3748                wil_err(wil, "TX_STATUS_RING_ADD_CMD failed, status %d\n",
3749                        reply.evt.status);
3750                return -EINVAL;
3751        }
3752
3753        sring->hwtail = le32_to_cpu(reply.evt.ring_tail_ptr);
3754
3755        return 0;
3756}
3757
3758int wil_wmi_cfg_def_rx_offload(struct wil6210_priv *wil, u16 max_rx_pl_per_desc)
3759{
3760        struct net_device *ndev = wil->main_ndev;
3761        struct wil6210_vif *vif = ndev_to_vif(ndev);
3762        int rc;
3763        struct wmi_cfg_def_rx_offload_cmd cmd = {
3764                .max_msdu_size = cpu_to_le16(wil_mtu2macbuf(WIL_MAX_ETH_MTU)),
3765                .max_rx_pl_per_desc = cpu_to_le16(max_rx_pl_per_desc),
3766                .decap_trans_type = WMI_DECAP_TYPE_802_3,
3767                .l2_802_3_offload_ctrl = 0,
3768                .l3_l4_ctrl = 1 << L3_L4_CTRL_TCPIP_CHECKSUM_EN_POS,
3769        };
3770        struct {
3771                struct wmi_cmd_hdr hdr;
3772                struct wmi_cfg_def_rx_offload_done_event evt;
3773        } __packed reply = {
3774                .evt = {.status = WMI_FW_STATUS_FAILURE},
3775        };
3776
3777        rc = wmi_call(wil, WMI_CFG_DEF_RX_OFFLOAD_CMDID, vif->mid, &cmd,
3778                      sizeof(cmd), WMI_CFG_DEF_RX_OFFLOAD_DONE_EVENTID, &reply,
3779                      sizeof(reply), WIL_WMI_CALL_GENERAL_TO_MS);
3780        if (rc) {
3781                wil_err(wil, "WMI_CFG_DEF_RX_OFFLOAD_CMD failed, rc %d\n", rc);
3782                return rc;
3783        }
3784
3785        if (reply.evt.status != WMI_FW_STATUS_SUCCESS) {
3786                wil_err(wil, "WMI_CFG_DEF_RX_OFFLOAD_CMD failed, status %d\n",
3787                        reply.evt.status);
3788                return -EINVAL;
3789        }
3790
3791        return 0;
3792}
3793
3794int wil_wmi_rx_sring_add(struct wil6210_priv *wil, u16 ring_id)
3795{
3796        struct net_device *ndev = wil->main_ndev;
3797        struct wil6210_vif *vif = ndev_to_vif(ndev);
3798        struct wil_status_ring *sring = &wil->srings[ring_id];
3799        int rc;
3800        struct wmi_rx_status_ring_add_cmd cmd = {
3801                .ring_cfg = {
3802                        .ring_size = cpu_to_le16(sring->size),
3803                        .ring_id = ring_id,
3804                },
3805                .rx_msg_type = wil->use_compressed_rx_status ?
3806                        WMI_RX_MSG_TYPE_COMPRESSED :
3807                        WMI_RX_MSG_TYPE_EXTENDED,
3808                .irq_index = WIL_RX_STATUS_IRQ_IDX,
3809        };
3810        struct {
3811                struct wmi_cmd_hdr hdr;
3812                struct wmi_rx_status_ring_cfg_done_event evt;
3813        } __packed reply = {
3814                .evt = {.status = WMI_FW_STATUS_FAILURE},
3815        };
3816
3817        cmd.ring_cfg.ring_mem_base = cpu_to_le64(sring->pa);
3818        rc = wmi_call(wil, WMI_RX_STATUS_RING_ADD_CMDID, vif->mid, &cmd,
3819                      sizeof(cmd), WMI_RX_STATUS_RING_CFG_DONE_EVENTID, &reply,
3820                      sizeof(reply), WIL_WMI_CALL_GENERAL_TO_MS);
3821        if (rc) {
3822                wil_err(wil, "RX_STATUS_RING_ADD_CMD failed, rc %d\n", rc);
3823                return rc;
3824        }
3825
3826        if (reply.evt.status != WMI_FW_STATUS_SUCCESS) {
3827                wil_err(wil, "RX_STATUS_RING_ADD_CMD failed, status %d\n",
3828                        reply.evt.status);
3829                return -EINVAL;
3830        }
3831
3832        sring->hwtail = le32_to_cpu(reply.evt.ring_tail_ptr);
3833
3834        return 0;
3835}
3836
3837int wil_wmi_rx_desc_ring_add(struct wil6210_priv *wil, int status_ring_id)
3838{
3839        struct net_device *ndev = wil->main_ndev;
3840        struct wil6210_vif *vif = ndev_to_vif(ndev);
3841        struct wil_ring *ring = &wil->ring_rx;
3842        int rc;
3843        struct wmi_rx_desc_ring_add_cmd cmd = {
3844                .ring_cfg = {
3845                        .ring_size = cpu_to_le16(ring->size),
3846                        .ring_id = WIL_RX_DESC_RING_ID,
3847                },
3848                .status_ring_id = status_ring_id,
3849                .irq_index = WIL_RX_STATUS_IRQ_IDX,
3850        };
3851        struct {
3852                struct wmi_cmd_hdr hdr;
3853                struct wmi_rx_desc_ring_cfg_done_event evt;
3854        } __packed reply = {
3855                .evt = {.status = WMI_FW_STATUS_FAILURE},
3856        };
3857
3858        cmd.ring_cfg.ring_mem_base = cpu_to_le64(ring->pa);
3859        cmd.sw_tail_host_addr = cpu_to_le64(ring->edma_rx_swtail.pa);
3860        rc = wmi_call(wil, WMI_RX_DESC_RING_ADD_CMDID, vif->mid, &cmd,
3861                      sizeof(cmd), WMI_RX_DESC_RING_CFG_DONE_EVENTID, &reply,
3862                      sizeof(reply), WIL_WMI_CALL_GENERAL_TO_MS);
3863        if (rc) {
3864                wil_err(wil, "WMI_RX_DESC_RING_ADD_CMD failed, rc %d\n", rc);
3865                return rc;
3866        }
3867
3868        if (reply.evt.status != WMI_FW_STATUS_SUCCESS) {
3869                wil_err(wil, "WMI_RX_DESC_RING_ADD_CMD failed, status %d\n",
3870                        reply.evt.status);
3871                return -EINVAL;
3872        }
3873
3874        ring->hwtail = le32_to_cpu(reply.evt.ring_tail_ptr);
3875
3876        return 0;
3877}
3878
3879int wil_wmi_tx_desc_ring_add(struct wil6210_vif *vif, int ring_id, int cid,
3880                             int tid)
3881{
3882        struct wil6210_priv *wil = vif_to_wil(vif);
3883        int sring_id = wil->tx_sring_idx; /* there is only one TX sring */
3884        int rc;
3885        struct wil_ring *ring = &wil->ring_tx[ring_id];
3886        struct wil_ring_tx_data *txdata = &wil->ring_tx_data[ring_id];
3887        struct wmi_tx_desc_ring_add_cmd cmd = {
3888                .ring_cfg = {
3889                        .ring_size = cpu_to_le16(ring->size),
3890                        .ring_id = ring_id,
3891                },
3892                .status_ring_id = sring_id,
3893                .cid = cid,
3894                .tid = tid,
3895                .encap_trans_type = WMI_VRING_ENC_TYPE_802_3,
3896                .max_msdu_size = cpu_to_le16(wil_mtu2macbuf(mtu_max)),
3897                .schd_params = {
3898                        .priority = cpu_to_le16(0),
3899                        .timeslot_us = cpu_to_le16(0xfff),
3900                }
3901        };
3902        struct {
3903                struct wmi_cmd_hdr hdr;
3904                struct wmi_tx_desc_ring_cfg_done_event evt;
3905        } __packed reply = {
3906                .evt = {.status = WMI_FW_STATUS_FAILURE},
3907        };
3908
3909        cmd.ring_cfg.ring_mem_base = cpu_to_le64(ring->pa);
3910        rc = wmi_call(wil, WMI_TX_DESC_RING_ADD_CMDID, vif->mid, &cmd,
3911                      sizeof(cmd), WMI_TX_DESC_RING_CFG_DONE_EVENTID, &reply,
3912                      sizeof(reply), WIL_WMI_CALL_GENERAL_TO_MS);
3913        if (rc) {
3914                wil_err(wil, "WMI_TX_DESC_RING_ADD_CMD failed, rc %d\n", rc);
3915                return rc;
3916        }
3917
3918        if (reply.evt.status != WMI_FW_STATUS_SUCCESS) {
3919                wil_err(wil, "WMI_TX_DESC_RING_ADD_CMD failed, status %d\n",
3920                        reply.evt.status);
3921                return -EINVAL;
3922        }
3923
3924        spin_lock_bh(&txdata->lock);
3925        ring->hwtail = le32_to_cpu(reply.evt.ring_tail_ptr);
3926        txdata->mid = vif->mid;
3927        txdata->enabled = 1;
3928        spin_unlock_bh(&txdata->lock);
3929
3930        return 0;
3931}
3932
3933int wil_wmi_bcast_desc_ring_add(struct wil6210_vif *vif, int ring_id)
3934{
3935        struct wil6210_priv *wil = vif_to_wil(vif);
3936        struct wil_ring *ring = &wil->ring_tx[ring_id];
3937        int rc;
3938        struct wmi_bcast_desc_ring_add_cmd cmd = {
3939                .ring_cfg = {
3940                        .ring_size = cpu_to_le16(ring->size),
3941                        .ring_id = ring_id,
3942                },
3943                .max_msdu_size = cpu_to_le16(wil_mtu2macbuf(mtu_max)),
3944                .status_ring_id = wil->tx_sring_idx,
3945                .encap_trans_type = WMI_VRING_ENC_TYPE_802_3,
3946        };
3947        struct {
3948                struct wmi_cmd_hdr hdr;
3949                struct wmi_rx_desc_ring_cfg_done_event evt;
3950        } __packed reply = {
3951                .evt = {.status = WMI_FW_STATUS_FAILURE},
3952        };
3953        struct wil_ring_tx_data *txdata = &wil->ring_tx_data[ring_id];
3954
3955        cmd.ring_cfg.ring_mem_base = cpu_to_le64(ring->pa);
3956        rc = wmi_call(wil, WMI_BCAST_DESC_RING_ADD_CMDID, vif->mid, &cmd,
3957                      sizeof(cmd), WMI_TX_DESC_RING_CFG_DONE_EVENTID, &reply,
3958                      sizeof(reply), WIL_WMI_CALL_GENERAL_TO_MS);
3959        if (rc) {
3960                wil_err(wil, "WMI_BCAST_DESC_RING_ADD_CMD failed, rc %d\n", rc);
3961                return rc;
3962        }
3963
3964        if (reply.evt.status != WMI_FW_STATUS_SUCCESS) {
3965                wil_err(wil, "Broadcast Tx config failed, status %d\n",
3966                        reply.evt.status);
3967                return -EINVAL;
3968        }
3969
3970        spin_lock_bh(&txdata->lock);
3971        ring->hwtail = le32_to_cpu(reply.evt.ring_tail_ptr);
3972        txdata->mid = vif->mid;
3973        txdata->enabled = 1;
3974        spin_unlock_bh(&txdata->lock);
3975
3976        return 0;
3977}
3978
3979int wmi_link_stats_cfg(struct wil6210_vif *vif, u32 type, u8 cid, u32 interval)
3980{
3981        struct wil6210_priv *wil = vif_to_wil(vif);
3982        struct wmi_link_stats_cmd cmd = {
3983                .record_type_mask = cpu_to_le32(type),
3984                .cid = cid,
3985                .action = WMI_LINK_STATS_SNAPSHOT,
3986                .interval_msec = cpu_to_le32(interval),
3987        };
3988        struct {
3989                struct wmi_cmd_hdr wmi;
3990                struct wmi_link_stats_config_done_event evt;
3991        } __packed reply = {
3992                .evt = {.status = WMI_FW_STATUS_FAILURE},
3993        };
3994        int rc;
3995
3996        rc = wmi_call(wil, WMI_LINK_STATS_CMDID, vif->mid, &cmd, sizeof(cmd),
3997                      WMI_LINK_STATS_CONFIG_DONE_EVENTID, &reply,
3998                      sizeof(reply), WIL_WMI_CALL_GENERAL_TO_MS);
3999        if (rc) {
4000                wil_err(wil, "WMI_LINK_STATS_CMDID failed, rc %d\n", rc);
4001                return rc;
4002        }
4003
4004        if (reply.evt.status != WMI_FW_STATUS_SUCCESS) {
4005                wil_err(wil, "Link statistics config failed, status %d\n",
4006                        reply.evt.status);
4007                return -EINVAL;
4008        }
4009
4010        return 0;
4011}
4012
4013int wmi_set_cqm_rssi_config(struct wil6210_priv *wil,
4014                            s32 rssi_thold, u32 rssi_hyst)
4015{
4016        struct net_device *ndev = wil->main_ndev;
4017        struct wil6210_vif *vif = ndev_to_vif(ndev);
4018        int rc;
4019        struct {
4020                struct wmi_set_link_monitor_cmd cmd;
4021                s8 rssi_thold;
4022        } __packed cmd = {
4023                .cmd = {
4024                        .rssi_hyst = rssi_hyst,
4025                        .rssi_thresholds_list_size = 1,
4026                },
4027                .rssi_thold = rssi_thold,
4028        };
4029        struct {
4030                struct wmi_cmd_hdr hdr;
4031                struct wmi_set_link_monitor_event evt;
4032        } __packed reply = {
4033                .evt = {.status = WMI_FW_STATUS_FAILURE},
4034        };
4035
4036        if (rssi_thold > S8_MAX || rssi_thold < S8_MIN || rssi_hyst > U8_MAX)
4037                return -EINVAL;
4038
4039        rc = wmi_call(wil, WMI_SET_LINK_MONITOR_CMDID, vif->mid, &cmd,
4040                      sizeof(cmd), WMI_SET_LINK_MONITOR_EVENTID,
4041                      &reply, sizeof(reply), WIL_WMI_CALL_GENERAL_TO_MS);
4042        if (rc) {
4043                wil_err(wil, "WMI_SET_LINK_MONITOR_CMDID failed, rc %d\n", rc);
4044                return rc;
4045        }
4046
4047        if (reply.evt.status != WMI_FW_STATUS_SUCCESS) {
4048                wil_err(wil, "WMI_SET_LINK_MONITOR_CMDID failed, status %d\n",
4049                        reply.evt.status);
4050                return -EINVAL;
4051        }
4052
4053        return 0;
4054}
4055