1 /* 2 * Copyright (c) 2012-2017 Qualcomm Atheros, Inc. 3 * Copyright (c) 2018-2019, The Linux Foundation. All rights reserved. 4 * 5 * Permission to use, copy, modify, and/or distribute this software for any 6 * purpose with or without fee is hereby granted, provided that the above 7 * copyright notice and this permission notice appear in all copies. 8 * 9 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES 10 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF 11 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR 12 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES 13 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN 14 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF 15 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. 16 */ 17 18 #include <linux/moduleparam.h> 19 #include <linux/etherdevice.h> 20 #include <linux/if_arp.h> 21 22 #include "wil6210.h" 23 #include "txrx.h" 24 #include "wmi.h" 25 #include "trace.h" 26 27 /* set the default max assoc sta to max supported by driver */ 28 uint max_assoc_sta = WIL6210_MAX_CID; 29 module_param(max_assoc_sta, uint, 0444); 30 MODULE_PARM_DESC(max_assoc_sta, " Max number of stations associated to the AP"); 31 32 int agg_wsize; /* = 0; */ 33 module_param(agg_wsize, int, 0644); 34 MODULE_PARM_DESC(agg_wsize, " Window size for Tx Block Ack after connect;" 35 " 0 - use default; < 0 - don't auto-establish"); 36 37 u8 led_id = WIL_LED_INVALID_ID; 38 module_param(led_id, byte, 0444); 39 MODULE_PARM_DESC(led_id, 40 " 60G device led enablement. Set the led ID (0-2) to enable"); 41 42 #define WIL_WAIT_FOR_SUSPEND_RESUME_COMP 200 43 #define WIL_WMI_CALL_GENERAL_TO_MS 100 44 #define WIL_WMI_PCP_STOP_TO_MS 5000 45 46 /** 47 * WMI event receiving - theory of operations 48 * 49 * When firmware about to report WMI event, it fills memory area 50 * in the mailbox and raises misc. IRQ. Thread interrupt handler invoked for 51 * the misc IRQ, function @wmi_recv_cmd called by thread IRQ handler. 52 * 53 * @wmi_recv_cmd reads event, allocates memory chunk and attaches it to the 54 * event list @wil->pending_wmi_ev. Then, work queue @wil->wmi_wq wakes up 55 * and handles events within the @wmi_event_worker. Every event get detached 56 * from list, processed and deleted. 57 * 58 * Purpose for this mechanism is to release IRQ thread; otherwise, 59 * if WMI event handling involves another WMI command flow, this 2-nd flow 60 * won't be completed because of blocked IRQ thread. 61 */ 62 63 /** 64 * Addressing - theory of operations 65 * 66 * There are several buses present on the WIL6210 card. 67 * Same memory areas are visible at different address on 68 * the different busses. There are 3 main bus masters: 69 * - MAC CPU (ucode) 70 * - User CPU (firmware) 71 * - AHB (host) 72 * 73 * On the PCI bus, there is one BAR (BAR0) of 2Mb size, exposing 74 * AHB addresses starting from 0x880000 75 * 76 * Internally, firmware uses addresses that allow faster access but 77 * are invisible from the host. To read from these addresses, alternative 78 * AHB address must be used. 79 */ 80 81 /** 82 * @sparrow_fw_mapping provides memory remapping table for sparrow 83 * 84 * array size should be in sync with the declaration in the wil6210.h 85 * 86 * Sparrow memory mapping: 87 * Linker address PCI/Host address 88 * 0x880000 .. 0xa80000 2Mb BAR0 89 * 0x800000 .. 0x808000 0x900000 .. 0x908000 32k DCCM 90 * 0x840000 .. 0x860000 0x908000 .. 0x928000 128k PERIPH 91 */ 92 const struct fw_map sparrow_fw_mapping[] = { 93 /* FW code RAM 256k */ 94 {0x000000, 0x040000, 0x8c0000, "fw_code", true, true}, 95 /* FW data RAM 32k */ 96 {0x800000, 0x808000, 0x900000, "fw_data", true, true}, 97 /* periph data 128k */ 98 {0x840000, 0x860000, 0x908000, "fw_peri", true, true}, 99 /* various RGF 40k */ 100 {0x880000, 0x88a000, 0x880000, "rgf", true, true}, 101 /* AGC table 4k */ 102 {0x88a000, 0x88b000, 0x88a000, "AGC_tbl", true, true}, 103 /* Pcie_ext_rgf 4k */ 104 {0x88b000, 0x88c000, 0x88b000, "rgf_ext", true, true}, 105 /* mac_ext_rgf 512b */ 106 {0x88c000, 0x88c200, 0x88c000, "mac_rgf_ext", true, true}, 107 /* upper area 548k */ 108 {0x8c0000, 0x949000, 0x8c0000, "upper", true, true}, 109 /* UCODE areas - accessible by debugfs blobs but not by 110 * wmi_addr_remap. UCODE areas MUST be added AFTER FW areas! 111 */ 112 /* ucode code RAM 128k */ 113 {0x000000, 0x020000, 0x920000, "uc_code", false, false}, 114 /* ucode data RAM 16k */ 115 {0x800000, 0x804000, 0x940000, "uc_data", false, false}, 116 }; 117 118 /** 119 * @sparrow_d0_mac_rgf_ext - mac_rgf_ext section for Sparrow D0 120 * it is a bit larger to support extra features 121 */ 122 const struct fw_map sparrow_d0_mac_rgf_ext = { 123 0x88c000, 0x88c500, 0x88c000, "mac_rgf_ext", true, true 124 }; 125 126 /** 127 * @talyn_fw_mapping provides memory remapping table for Talyn 128 * 129 * array size should be in sync with the declaration in the wil6210.h 130 * 131 * Talyn memory mapping: 132 * Linker address PCI/Host address 133 * 0x880000 .. 0xc80000 4Mb BAR0 134 * 0x800000 .. 0x820000 0xa00000 .. 0xa20000 128k DCCM 135 * 0x840000 .. 0x858000 0xa20000 .. 0xa38000 96k PERIPH 136 */ 137 const struct fw_map talyn_fw_mapping[] = { 138 /* FW code RAM 1M */ 139 {0x000000, 0x100000, 0x900000, "fw_code", true, true}, 140 /* FW data RAM 128k */ 141 {0x800000, 0x820000, 0xa00000, "fw_data", true, true}, 142 /* periph. data RAM 96k */ 143 {0x840000, 0x858000, 0xa20000, "fw_peri", true, true}, 144 /* various RGF 40k */ 145 {0x880000, 0x88a000, 0x880000, "rgf", true, true}, 146 /* AGC table 4k */ 147 {0x88a000, 0x88b000, 0x88a000, "AGC_tbl", true, true}, 148 /* Pcie_ext_rgf 4k */ 149 {0x88b000, 0x88c000, 0x88b000, "rgf_ext", true, true}, 150 /* mac_ext_rgf 1344b */ 151 {0x88c000, 0x88c540, 0x88c000, "mac_rgf_ext", true, true}, 152 /* ext USER RGF 4k */ 153 {0x88d000, 0x88e000, 0x88d000, "ext_user_rgf", true, true}, 154 /* OTP 4k */ 155 {0x8a0000, 0x8a1000, 0x8a0000, "otp", true, false}, 156 /* DMA EXT RGF 64k */ 157 {0x8b0000, 0x8c0000, 0x8b0000, "dma_ext_rgf", true, true}, 158 /* upper area 1536k */ 159 {0x900000, 0xa80000, 0x900000, "upper", true, true}, 160 /* UCODE areas - accessible by debugfs blobs but not by 161 * wmi_addr_remap. UCODE areas MUST be added AFTER FW areas! 162 */ 163 /* ucode code RAM 256k */ 164 {0x000000, 0x040000, 0xa38000, "uc_code", false, false}, 165 /* ucode data RAM 32k */ 166 {0x800000, 0x808000, 0xa78000, "uc_data", false, false}, 167 }; 168 169 /** 170 * @talyn_mb_fw_mapping provides memory remapping table for Talyn-MB 171 * 172 * array size should be in sync with the declaration in the wil6210.h 173 * 174 * Talyn MB memory mapping: 175 * Linker address PCI/Host address 176 * 0x880000 .. 0xc80000 4Mb BAR0 177 * 0x800000 .. 0x820000 0xa00000 .. 0xa20000 128k DCCM 178 * 0x840000 .. 0x858000 0xa20000 .. 0xa38000 96k PERIPH 179 */ 180 const struct fw_map talyn_mb_fw_mapping[] = { 181 /* FW code RAM 768k */ 182 {0x000000, 0x0c0000, 0x900000, "fw_code", true, true}, 183 /* FW data RAM 128k */ 184 {0x800000, 0x820000, 0xa00000, "fw_data", true, true}, 185 /* periph. data RAM 96k */ 186 {0x840000, 0x858000, 0xa20000, "fw_peri", true, true}, 187 /* various RGF 40k */ 188 {0x880000, 0x88a000, 0x880000, "rgf", true, true}, 189 /* AGC table 4k */ 190 {0x88a000, 0x88b000, 0x88a000, "AGC_tbl", true, true}, 191 /* Pcie_ext_rgf 4k */ 192 {0x88b000, 0x88c000, 0x88b000, "rgf_ext", true, true}, 193 /* mac_ext_rgf 2256b */ 194 {0x88c000, 0x88c8d0, 0x88c000, "mac_rgf_ext", true, true}, 195 /* ext USER RGF 4k */ 196 {0x88d000, 0x88e000, 0x88d000, "ext_user_rgf", true, true}, 197 /* SEC PKA 16k */ 198 {0x890000, 0x894000, 0x890000, "sec_pka", true, true}, 199 /* SEC KDF RGF 3096b */ 200 {0x898000, 0x898c18, 0x898000, "sec_kdf_rgf", true, true}, 201 /* SEC MAIN 2124b */ 202 {0x89a000, 0x89a84c, 0x89a000, "sec_main", true, true}, 203 /* OTP 4k */ 204 {0x8a0000, 0x8a1000, 0x8a0000, "otp", true, false}, 205 /* DMA EXT RGF 64k */ 206 {0x8b0000, 0x8c0000, 0x8b0000, "dma_ext_rgf", true, true}, 207 /* DUM USER RGF 528b */ 208 {0x8c0000, 0x8c0210, 0x8c0000, "dum_user_rgf", true, true}, 209 /* DMA OFU 296b */ 210 {0x8c2000, 0x8c2128, 0x8c2000, "dma_ofu", true, true}, 211 /* ucode debug 4k */ 212 {0x8c3000, 0x8c4000, 0x8c3000, "ucode_debug", true, true}, 213 /* upper area 1536k */ 214 {0x900000, 0xa80000, 0x900000, "upper", true, true}, 215 /* UCODE areas - accessible by debugfs blobs but not by 216 * wmi_addr_remap. UCODE areas MUST be added AFTER FW areas! 217 */ 218 /* ucode code RAM 256k */ 219 {0x000000, 0x040000, 0xa38000, "uc_code", false, false}, 220 /* ucode data RAM 32k */ 221 {0x800000, 0x808000, 0xa78000, "uc_data", false, false}, 222 }; 223 224 struct fw_map fw_mapping[MAX_FW_MAPPING_TABLE_SIZE]; 225 226 struct blink_on_off_time led_blink_time[] = { 227 {WIL_LED_BLINK_ON_SLOW_MS, WIL_LED_BLINK_OFF_SLOW_MS}, 228 {WIL_LED_BLINK_ON_MED_MS, WIL_LED_BLINK_OFF_MED_MS}, 229 {WIL_LED_BLINK_ON_FAST_MS, WIL_LED_BLINK_OFF_FAST_MS}, 230 }; 231 232 struct auth_no_hdr { 233 __le16 auth_alg; 234 __le16 auth_transaction; 235 __le16 status_code; 236 /* possibly followed by Challenge text */ 237 u8 variable[0]; 238 } __packed; 239 240 u8 led_polarity = LED_POLARITY_LOW_ACTIVE; 241 242 /** 243 * return AHB address for given firmware internal (linker) address 244 * @x - internal address 245 * If address have no valid AHB mapping, return 0 246 */ 247 static u32 wmi_addr_remap(u32 x) 248 { 249 uint i; 250 251 for (i = 0; i < ARRAY_SIZE(fw_mapping); i++) { 252 if (fw_mapping[i].fw && 253 ((x >= fw_mapping[i].from) && (x < fw_mapping[i].to))) 254 return x + fw_mapping[i].host - fw_mapping[i].from; 255 } 256 257 return 0; 258 } 259 260 /** 261 * find fw_mapping entry by section name 262 * @section - section name 263 * 264 * Return pointer to section or NULL if not found 265 */ 266 struct fw_map *wil_find_fw_mapping(const char *section) 267 { 268 int i; 269 270 for (i = 0; i < ARRAY_SIZE(fw_mapping); i++) 271 if (fw_mapping[i].name && 272 !strcmp(section, fw_mapping[i].name)) 273 return &fw_mapping[i]; 274 275 return NULL; 276 } 277 278 /** 279 * Check address validity for WMI buffer; remap if needed 280 * @ptr - internal (linker) fw/ucode address 281 * @size - if non zero, validate the block does not 282 * exceed the device memory (bar) 283 * 284 * Valid buffer should be DWORD aligned 285 * 286 * return address for accessing buffer from the host; 287 * if buffer is not valid, return NULL. 288 */ 289 void __iomem *wmi_buffer_block(struct wil6210_priv *wil, __le32 ptr_, u32 size) 290 { 291 u32 off; 292 u32 ptr = le32_to_cpu(ptr_); 293 294 if (ptr % 4) 295 return NULL; 296 297 ptr = wmi_addr_remap(ptr); 298 if (ptr < WIL6210_FW_HOST_OFF) 299 return NULL; 300 301 off = HOSTADDR(ptr); 302 if (off > wil->bar_size - 4) 303 return NULL; 304 if (size && ((off + size > wil->bar_size) || (off + size < off))) 305 return NULL; 306 307 return wil->csr + off; 308 } 309 310 void __iomem *wmi_buffer(struct wil6210_priv *wil, __le32 ptr_) 311 { 312 return wmi_buffer_block(wil, ptr_, 0); 313 } 314 315 /** 316 * Check address validity 317 */ 318 void __iomem *wmi_addr(struct wil6210_priv *wil, u32 ptr) 319 { 320 u32 off; 321 322 if (ptr % 4) 323 return NULL; 324 325 if (ptr < WIL6210_FW_HOST_OFF) 326 return NULL; 327 328 off = HOSTADDR(ptr); 329 if (off > wil->bar_size - 4) 330 return NULL; 331 332 return wil->csr + off; 333 } 334 335 int wmi_read_hdr(struct wil6210_priv *wil, __le32 ptr, 336 struct wil6210_mbox_hdr *hdr) 337 { 338 void __iomem *src = wmi_buffer(wil, ptr); 339 340 if (!src) 341 return -EINVAL; 342 343 wil_memcpy_fromio_32(hdr, src, sizeof(*hdr)); 344 345 return 0; 346 } 347 348 static const char *cmdid2name(u16 cmdid) 349 { 350 switch (cmdid) { 351 case WMI_NOTIFY_REQ_CMDID: 352 return "WMI_NOTIFY_REQ_CMD"; 353 case WMI_START_SCAN_CMDID: 354 return "WMI_START_SCAN_CMD"; 355 case WMI_CONNECT_CMDID: 356 return "WMI_CONNECT_CMD"; 357 case WMI_DISCONNECT_CMDID: 358 return "WMI_DISCONNECT_CMD"; 359 case WMI_SW_TX_REQ_CMDID: 360 return "WMI_SW_TX_REQ_CMD"; 361 case WMI_GET_RF_SECTOR_PARAMS_CMDID: 362 return "WMI_GET_RF_SECTOR_PARAMS_CMD"; 363 case WMI_SET_RF_SECTOR_PARAMS_CMDID: 364 return "WMI_SET_RF_SECTOR_PARAMS_CMD"; 365 case WMI_GET_SELECTED_RF_SECTOR_INDEX_CMDID: 366 return "WMI_GET_SELECTED_RF_SECTOR_INDEX_CMD"; 367 case WMI_SET_SELECTED_RF_SECTOR_INDEX_CMDID: 368 return "WMI_SET_SELECTED_RF_SECTOR_INDEX_CMD"; 369 case WMI_BRP_SET_ANT_LIMIT_CMDID: 370 return "WMI_BRP_SET_ANT_LIMIT_CMD"; 371 case WMI_TOF_SESSION_START_CMDID: 372 return "WMI_TOF_SESSION_START_CMD"; 373 case WMI_AOA_MEAS_CMDID: 374 return "WMI_AOA_MEAS_CMD"; 375 case WMI_PMC_CMDID: 376 return "WMI_PMC_CMD"; 377 case WMI_TOF_GET_TX_RX_OFFSET_CMDID: 378 return "WMI_TOF_GET_TX_RX_OFFSET_CMD"; 379 case WMI_TOF_SET_TX_RX_OFFSET_CMDID: 380 return "WMI_TOF_SET_TX_RX_OFFSET_CMD"; 381 case WMI_VRING_CFG_CMDID: 382 return "WMI_VRING_CFG_CMD"; 383 case WMI_BCAST_VRING_CFG_CMDID: 384 return "WMI_BCAST_VRING_CFG_CMD"; 385 case WMI_TRAFFIC_SUSPEND_CMDID: 386 return "WMI_TRAFFIC_SUSPEND_CMD"; 387 case WMI_TRAFFIC_RESUME_CMDID: 388 return "WMI_TRAFFIC_RESUME_CMD"; 389 case WMI_ECHO_CMDID: 390 return "WMI_ECHO_CMD"; 391 case WMI_SET_MAC_ADDRESS_CMDID: 392 return "WMI_SET_MAC_ADDRESS_CMD"; 393 case WMI_LED_CFG_CMDID: 394 return "WMI_LED_CFG_CMD"; 395 case WMI_PCP_START_CMDID: 396 return "WMI_PCP_START_CMD"; 397 case WMI_PCP_STOP_CMDID: 398 return "WMI_PCP_STOP_CMD"; 399 case WMI_SET_SSID_CMDID: 400 return "WMI_SET_SSID_CMD"; 401 case WMI_GET_SSID_CMDID: 402 return "WMI_GET_SSID_CMD"; 403 case WMI_SET_PCP_CHANNEL_CMDID: 404 return "WMI_SET_PCP_CHANNEL_CMD"; 405 case WMI_GET_PCP_CHANNEL_CMDID: 406 return "WMI_GET_PCP_CHANNEL_CMD"; 407 case WMI_P2P_CFG_CMDID: 408 return "WMI_P2P_CFG_CMD"; 409 case WMI_PORT_ALLOCATE_CMDID: 410 return "WMI_PORT_ALLOCATE_CMD"; 411 case WMI_PORT_DELETE_CMDID: 412 return "WMI_PORT_DELETE_CMD"; 413 case WMI_START_LISTEN_CMDID: 414 return "WMI_START_LISTEN_CMD"; 415 case WMI_START_SEARCH_CMDID: 416 return "WMI_START_SEARCH_CMD"; 417 case WMI_DISCOVERY_STOP_CMDID: 418 return "WMI_DISCOVERY_STOP_CMD"; 419 case WMI_DELETE_CIPHER_KEY_CMDID: 420 return "WMI_DELETE_CIPHER_KEY_CMD"; 421 case WMI_ADD_CIPHER_KEY_CMDID: 422 return "WMI_ADD_CIPHER_KEY_CMD"; 423 case WMI_SET_APPIE_CMDID: 424 return "WMI_SET_APPIE_CMD"; 425 case WMI_CFG_RX_CHAIN_CMDID: 426 return "WMI_CFG_RX_CHAIN_CMD"; 427 case WMI_TEMP_SENSE_CMDID: 428 return "WMI_TEMP_SENSE_CMD"; 429 case WMI_DEL_STA_CMDID: 430 return "WMI_DEL_STA_CMD"; 431 case WMI_DISCONNECT_STA_CMDID: 432 return "WMI_DISCONNECT_STA_CMD"; 433 case WMI_RING_BA_EN_CMDID: 434 return "WMI_RING_BA_EN_CMD"; 435 case WMI_RING_BA_DIS_CMDID: 436 return "WMI_RING_BA_DIS_CMD"; 437 case WMI_RCP_DELBA_CMDID: 438 return "WMI_RCP_DELBA_CMD"; 439 case WMI_RCP_ADDBA_RESP_CMDID: 440 return "WMI_RCP_ADDBA_RESP_CMD"; 441 case WMI_RCP_ADDBA_RESP_EDMA_CMDID: 442 return "WMI_RCP_ADDBA_RESP_EDMA_CMD"; 443 case WMI_PS_DEV_PROFILE_CFG_CMDID: 444 return "WMI_PS_DEV_PROFILE_CFG_CMD"; 445 case WMI_SET_MGMT_RETRY_LIMIT_CMDID: 446 return "WMI_SET_MGMT_RETRY_LIMIT_CMD"; 447 case WMI_GET_MGMT_RETRY_LIMIT_CMDID: 448 return "WMI_GET_MGMT_RETRY_LIMIT_CMD"; 449 case WMI_ABORT_SCAN_CMDID: 450 return "WMI_ABORT_SCAN_CMD"; 451 case WMI_NEW_STA_CMDID: 452 return "WMI_NEW_STA_CMD"; 453 case WMI_SET_THERMAL_THROTTLING_CFG_CMDID: 454 return "WMI_SET_THERMAL_THROTTLING_CFG_CMD"; 455 case WMI_GET_THERMAL_THROTTLING_CFG_CMDID: 456 return "WMI_GET_THERMAL_THROTTLING_CFG_CMD"; 457 case WMI_LINK_MAINTAIN_CFG_WRITE_CMDID: 458 return "WMI_LINK_MAINTAIN_CFG_WRITE_CMD"; 459 case WMI_LO_POWER_CALIB_FROM_OTP_CMDID: 460 return "WMI_LO_POWER_CALIB_FROM_OTP_CMD"; 461 case WMI_START_SCHED_SCAN_CMDID: 462 return "WMI_START_SCHED_SCAN_CMD"; 463 case WMI_STOP_SCHED_SCAN_CMDID: 464 return "WMI_STOP_SCHED_SCAN_CMD"; 465 case WMI_TX_STATUS_RING_ADD_CMDID: 466 return "WMI_TX_STATUS_RING_ADD_CMD"; 467 case WMI_RX_STATUS_RING_ADD_CMDID: 468 return "WMI_RX_STATUS_RING_ADD_CMD"; 469 case WMI_TX_DESC_RING_ADD_CMDID: 470 return "WMI_TX_DESC_RING_ADD_CMD"; 471 case WMI_RX_DESC_RING_ADD_CMDID: 472 return "WMI_RX_DESC_RING_ADD_CMD"; 473 case WMI_BCAST_DESC_RING_ADD_CMDID: 474 return "WMI_BCAST_DESC_RING_ADD_CMD"; 475 case WMI_CFG_DEF_RX_OFFLOAD_CMDID: 476 return "WMI_CFG_DEF_RX_OFFLOAD_CMD"; 477 case WMI_LINK_STATS_CMDID: 478 return "WMI_LINK_STATS_CMD"; 479 case WMI_SW_TX_REQ_EXT_CMDID: 480 return "WMI_SW_TX_REQ_EXT_CMDID"; 481 case WMI_FT_AUTH_CMDID: 482 return "WMI_FT_AUTH_CMD"; 483 case WMI_FT_REASSOC_CMDID: 484 return "WMI_FT_REASSOC_CMD"; 485 case WMI_UPDATE_FT_IES_CMDID: 486 return "WMI_UPDATE_FT_IES_CMD"; 487 default: 488 return "Untracked CMD"; 489 } 490 } 491 492 static const char *eventid2name(u16 eventid) 493 { 494 switch (eventid) { 495 case WMI_NOTIFY_REQ_DONE_EVENTID: 496 return "WMI_NOTIFY_REQ_DONE_EVENT"; 497 case WMI_DISCONNECT_EVENTID: 498 return "WMI_DISCONNECT_EVENT"; 499 case WMI_SW_TX_COMPLETE_EVENTID: 500 return "WMI_SW_TX_COMPLETE_EVENT"; 501 case WMI_GET_RF_SECTOR_PARAMS_DONE_EVENTID: 502 return "WMI_GET_RF_SECTOR_PARAMS_DONE_EVENT"; 503 case WMI_SET_RF_SECTOR_PARAMS_DONE_EVENTID: 504 return "WMI_SET_RF_SECTOR_PARAMS_DONE_EVENT"; 505 case WMI_GET_SELECTED_RF_SECTOR_INDEX_DONE_EVENTID: 506 return "WMI_GET_SELECTED_RF_SECTOR_INDEX_DONE_EVENT"; 507 case WMI_SET_SELECTED_RF_SECTOR_INDEX_DONE_EVENTID: 508 return "WMI_SET_SELECTED_RF_SECTOR_INDEX_DONE_EVENT"; 509 case WMI_BRP_SET_ANT_LIMIT_EVENTID: 510 return "WMI_BRP_SET_ANT_LIMIT_EVENT"; 511 case WMI_FW_READY_EVENTID: 512 return "WMI_FW_READY_EVENT"; 513 case WMI_TRAFFIC_RESUME_EVENTID: 514 return "WMI_TRAFFIC_RESUME_EVENT"; 515 case WMI_TOF_GET_TX_RX_OFFSET_EVENTID: 516 return "WMI_TOF_GET_TX_RX_OFFSET_EVENT"; 517 case WMI_TOF_SET_TX_RX_OFFSET_EVENTID: 518 return "WMI_TOF_SET_TX_RX_OFFSET_EVENT"; 519 case WMI_VRING_CFG_DONE_EVENTID: 520 return "WMI_VRING_CFG_DONE_EVENT"; 521 case WMI_READY_EVENTID: 522 return "WMI_READY_EVENT"; 523 case WMI_RX_MGMT_PACKET_EVENTID: 524 return "WMI_RX_MGMT_PACKET_EVENT"; 525 case WMI_TX_MGMT_PACKET_EVENTID: 526 return "WMI_TX_MGMT_PACKET_EVENT"; 527 case WMI_SCAN_COMPLETE_EVENTID: 528 return "WMI_SCAN_COMPLETE_EVENT"; 529 case WMI_ACS_PASSIVE_SCAN_COMPLETE_EVENTID: 530 return "WMI_ACS_PASSIVE_SCAN_COMPLETE_EVENT"; 531 case WMI_CONNECT_EVENTID: 532 return "WMI_CONNECT_EVENT"; 533 case WMI_EAPOL_RX_EVENTID: 534 return "WMI_EAPOL_RX_EVENT"; 535 case WMI_BA_STATUS_EVENTID: 536 return "WMI_BA_STATUS_EVENT"; 537 case WMI_RCP_ADDBA_REQ_EVENTID: 538 return "WMI_RCP_ADDBA_REQ_EVENT"; 539 case WMI_DELBA_EVENTID: 540 return "WMI_DELBA_EVENT"; 541 case WMI_RING_EN_EVENTID: 542 return "WMI_RING_EN_EVENT"; 543 case WMI_DATA_PORT_OPEN_EVENTID: 544 return "WMI_DATA_PORT_OPEN_EVENT"; 545 case WMI_AOA_MEAS_EVENTID: 546 return "WMI_AOA_MEAS_EVENT"; 547 case WMI_TOF_SESSION_END_EVENTID: 548 return "WMI_TOF_SESSION_END_EVENT"; 549 case WMI_TOF_GET_CAPABILITIES_EVENTID: 550 return "WMI_TOF_GET_CAPABILITIES_EVENT"; 551 case WMI_TOF_SET_LCR_EVENTID: 552 return "WMI_TOF_SET_LCR_EVENT"; 553 case WMI_TOF_SET_LCI_EVENTID: 554 return "WMI_TOF_SET_LCI_EVENT"; 555 case WMI_TOF_FTM_PER_DEST_RES_EVENTID: 556 return "WMI_TOF_FTM_PER_DEST_RES_EVENT"; 557 case WMI_TOF_CHANNEL_INFO_EVENTID: 558 return "WMI_TOF_CHANNEL_INFO_EVENT"; 559 case WMI_TRAFFIC_SUSPEND_EVENTID: 560 return "WMI_TRAFFIC_SUSPEND_EVENT"; 561 case WMI_ECHO_RSP_EVENTID: 562 return "WMI_ECHO_RSP_EVENT"; 563 case WMI_LED_CFG_DONE_EVENTID: 564 return "WMI_LED_CFG_DONE_EVENT"; 565 case WMI_PCP_STARTED_EVENTID: 566 return "WMI_PCP_STARTED_EVENT"; 567 case WMI_PCP_STOPPED_EVENTID: 568 return "WMI_PCP_STOPPED_EVENT"; 569 case WMI_GET_SSID_EVENTID: 570 return "WMI_GET_SSID_EVENT"; 571 case WMI_GET_PCP_CHANNEL_EVENTID: 572 return "WMI_GET_PCP_CHANNEL_EVENT"; 573 case WMI_P2P_CFG_DONE_EVENTID: 574 return "WMI_P2P_CFG_DONE_EVENT"; 575 case WMI_PORT_ALLOCATED_EVENTID: 576 return "WMI_PORT_ALLOCATED_EVENT"; 577 case WMI_PORT_DELETED_EVENTID: 578 return "WMI_PORT_DELETED_EVENT"; 579 case WMI_LISTEN_STARTED_EVENTID: 580 return "WMI_LISTEN_STARTED_EVENT"; 581 case WMI_SEARCH_STARTED_EVENTID: 582 return "WMI_SEARCH_STARTED_EVENT"; 583 case WMI_DISCOVERY_STOPPED_EVENTID: 584 return "WMI_DISCOVERY_STOPPED_EVENT"; 585 case WMI_CFG_RX_CHAIN_DONE_EVENTID: 586 return "WMI_CFG_RX_CHAIN_DONE_EVENT"; 587 case WMI_TEMP_SENSE_DONE_EVENTID: 588 return "WMI_TEMP_SENSE_DONE_EVENT"; 589 case WMI_RCP_ADDBA_RESP_SENT_EVENTID: 590 return "WMI_RCP_ADDBA_RESP_SENT_EVENT"; 591 case WMI_PS_DEV_PROFILE_CFG_EVENTID: 592 return "WMI_PS_DEV_PROFILE_CFG_EVENT"; 593 case WMI_SET_MGMT_RETRY_LIMIT_EVENTID: 594 return "WMI_SET_MGMT_RETRY_LIMIT_EVENT"; 595 case WMI_GET_MGMT_RETRY_LIMIT_EVENTID: 596 return "WMI_GET_MGMT_RETRY_LIMIT_EVENT"; 597 case WMI_SET_THERMAL_THROTTLING_CFG_EVENTID: 598 return "WMI_SET_THERMAL_THROTTLING_CFG_EVENT"; 599 case WMI_GET_THERMAL_THROTTLING_CFG_EVENTID: 600 return "WMI_GET_THERMAL_THROTTLING_CFG_EVENT"; 601 case WMI_LINK_MAINTAIN_CFG_WRITE_DONE_EVENTID: 602 return "WMI_LINK_MAINTAIN_CFG_WRITE_DONE_EVENT"; 603 case WMI_LO_POWER_CALIB_FROM_OTP_EVENTID: 604 return "WMI_LO_POWER_CALIB_FROM_OTP_EVENT"; 605 case WMI_START_SCHED_SCAN_EVENTID: 606 return "WMI_START_SCHED_SCAN_EVENT"; 607 case WMI_STOP_SCHED_SCAN_EVENTID: 608 return "WMI_STOP_SCHED_SCAN_EVENT"; 609 case WMI_SCHED_SCAN_RESULT_EVENTID: 610 return "WMI_SCHED_SCAN_RESULT_EVENT"; 611 case WMI_TX_STATUS_RING_CFG_DONE_EVENTID: 612 return "WMI_TX_STATUS_RING_CFG_DONE_EVENT"; 613 case WMI_RX_STATUS_RING_CFG_DONE_EVENTID: 614 return "WMI_RX_STATUS_RING_CFG_DONE_EVENT"; 615 case WMI_TX_DESC_RING_CFG_DONE_EVENTID: 616 return "WMI_TX_DESC_RING_CFG_DONE_EVENT"; 617 case WMI_RX_DESC_RING_CFG_DONE_EVENTID: 618 return "WMI_RX_DESC_RING_CFG_DONE_EVENT"; 619 case WMI_CFG_DEF_RX_OFFLOAD_DONE_EVENTID: 620 return "WMI_CFG_DEF_RX_OFFLOAD_DONE_EVENT"; 621 case WMI_LINK_STATS_CONFIG_DONE_EVENTID: 622 return "WMI_LINK_STATS_CONFIG_DONE_EVENT"; 623 case WMI_LINK_STATS_EVENTID: 624 return "WMI_LINK_STATS_EVENT"; 625 case WMI_COMMAND_NOT_SUPPORTED_EVENTID: 626 return "WMI_COMMAND_NOT_SUPPORTED_EVENT"; 627 case WMI_FT_AUTH_STATUS_EVENTID: 628 return "WMI_FT_AUTH_STATUS_EVENT"; 629 case WMI_FT_REASSOC_STATUS_EVENTID: 630 return "WMI_FT_REASSOC_STATUS_EVENT"; 631 default: 632 return "Untracked EVENT"; 633 } 634 } 635 636 static int __wmi_send(struct wil6210_priv *wil, u16 cmdid, u8 mid, 637 void *buf, u16 len) 638 { 639 struct { 640 struct wil6210_mbox_hdr hdr; 641 struct wmi_cmd_hdr wmi; 642 } __packed cmd = { 643 .hdr = { 644 .type = WIL_MBOX_HDR_TYPE_WMI, 645 .flags = 0, 646 .len = cpu_to_le16(sizeof(cmd.wmi) + len), 647 }, 648 .wmi = { 649 .mid = mid, 650 .command_id = cpu_to_le16(cmdid), 651 }, 652 }; 653 struct wil6210_mbox_ring *r = &wil->mbox_ctl.tx; 654 struct wil6210_mbox_ring_desc d_head; 655 u32 next_head; 656 void __iomem *dst; 657 void __iomem *head = wmi_addr(wil, r->head); 658 uint retry; 659 int rc = 0; 660 661 if (len > r->entry_size - sizeof(cmd)) { 662 wil_err(wil, "WMI size too large: %d bytes, max is %d\n", 663 (int)(sizeof(cmd) + len), r->entry_size); 664 return -ERANGE; 665 } 666 667 might_sleep(); 668 669 if (!test_bit(wil_status_fwready, wil->status)) { 670 wil_err(wil, "WMI: cannot send command while FW not ready\n"); 671 return -EAGAIN; 672 } 673 674 /* Allow sending only suspend / resume commands during susepnd flow */ 675 if ((test_bit(wil_status_suspending, wil->status) || 676 test_bit(wil_status_suspended, wil->status) || 677 test_bit(wil_status_resuming, wil->status)) && 678 ((cmdid != WMI_TRAFFIC_SUSPEND_CMDID) && 679 (cmdid != WMI_TRAFFIC_RESUME_CMDID))) { 680 wil_err(wil, "WMI: reject send_command during suspend\n"); 681 return -EINVAL; 682 } 683 684 if (!head) { 685 wil_err(wil, "WMI head is garbage: 0x%08x\n", r->head); 686 return -EINVAL; 687 } 688 689 wil_halp_vote(wil); 690 691 /* read Tx head till it is not busy */ 692 for (retry = 5; retry > 0; retry--) { 693 wil_memcpy_fromio_32(&d_head, head, sizeof(d_head)); 694 if (d_head.sync == 0) 695 break; 696 msleep(20); 697 } 698 if (d_head.sync != 0) { 699 wil_err(wil, "WMI head busy\n"); 700 rc = -EBUSY; 701 goto out; 702 } 703 /* next head */ 704 next_head = r->base + ((r->head - r->base + sizeof(d_head)) % r->size); 705 wil_dbg_wmi(wil, "Head 0x%08x -> 0x%08x\n", r->head, next_head); 706 /* wait till FW finish with previous command */ 707 for (retry = 5; retry > 0; retry--) { 708 if (!test_bit(wil_status_fwready, wil->status)) { 709 wil_err(wil, "WMI: cannot send command while FW not ready\n"); 710 rc = -EAGAIN; 711 goto out; 712 } 713 r->tail = wil_r(wil, RGF_MBOX + 714 offsetof(struct wil6210_mbox_ctl, tx.tail)); 715 if (next_head != r->tail) 716 break; 717 msleep(20); 718 } 719 if (next_head == r->tail) { 720 wil_err(wil, "WMI ring full\n"); 721 rc = -EBUSY; 722 goto out; 723 } 724 dst = wmi_buffer(wil, d_head.addr); 725 if (!dst) { 726 wil_err(wil, "invalid WMI buffer: 0x%08x\n", 727 le32_to_cpu(d_head.addr)); 728 rc = -EAGAIN; 729 goto out; 730 } 731 cmd.hdr.seq = cpu_to_le16(++wil->wmi_seq); 732 /* set command */ 733 wil_dbg_wmi(wil, "sending %s (0x%04x) [%d] mid %d\n", 734 cmdid2name(cmdid), cmdid, len, mid); 735 wil_hex_dump_wmi("Cmd ", DUMP_PREFIX_OFFSET, 16, 1, &cmd, 736 sizeof(cmd), true); 737 wil_hex_dump_wmi("cmd ", DUMP_PREFIX_OFFSET, 16, 1, buf, 738 len, true); 739 wil_memcpy_toio_32(dst, &cmd, sizeof(cmd)); 740 wil_memcpy_toio_32(dst + sizeof(cmd), buf, len); 741 /* mark entry as full */ 742 wil_w(wil, r->head + offsetof(struct wil6210_mbox_ring_desc, sync), 1); 743 /* advance next ptr */ 744 wil_w(wil, RGF_MBOX + offsetof(struct wil6210_mbox_ctl, tx.head), 745 r->head = next_head); 746 747 trace_wil6210_wmi_cmd(&cmd.wmi, buf, len); 748 749 /* interrupt to FW */ 750 wil_w(wil, RGF_USER_USER_ICR + offsetof(struct RGF_ICR, ICS), 751 SW_INT_MBOX); 752 753 out: 754 wil_halp_unvote(wil); 755 return rc; 756 } 757 758 int wmi_send(struct wil6210_priv *wil, u16 cmdid, u8 mid, void *buf, u16 len) 759 { 760 int rc; 761 762 mutex_lock(&wil->wmi_mutex); 763 rc = __wmi_send(wil, cmdid, mid, buf, len); 764 mutex_unlock(&wil->wmi_mutex); 765 766 return rc; 767 } 768 769 /*=== Event handlers ===*/ 770 static void wmi_evt_ready(struct wil6210_vif *vif, int id, void *d, int len) 771 { 772 struct wil6210_priv *wil = vif_to_wil(vif); 773 struct wiphy *wiphy = wil_to_wiphy(wil); 774 struct wmi_ready_event *evt = d; 775 u8 fw_max_assoc_sta; 776 777 wil_info(wil, "FW ver. %s(SW %d); MAC %pM; %d MID's\n", 778 wil->fw_version, le32_to_cpu(evt->sw_version), 779 evt->mac, evt->numof_additional_mids); 780 if (evt->numof_additional_mids + 1 < wil->max_vifs) { 781 wil_err(wil, "FW does not support enough MIDs (need %d)", 782 wil->max_vifs - 1); 783 return; /* FW load will fail after timeout */ 784 } 785 /* ignore MAC address, we already have it from the boot loader */ 786 strlcpy(wiphy->fw_version, wil->fw_version, sizeof(wiphy->fw_version)); 787 788 if (len > offsetof(struct wmi_ready_event, rfc_read_calib_result)) { 789 wil_dbg_wmi(wil, "rfc calibration result %d\n", 790 evt->rfc_read_calib_result); 791 wil->fw_calib_result = evt->rfc_read_calib_result; 792 } 793 794 fw_max_assoc_sta = WIL6210_RX_DESC_MAX_CID; 795 if (len > offsetof(struct wmi_ready_event, max_assoc_sta) && 796 evt->max_assoc_sta > 0) { 797 fw_max_assoc_sta = evt->max_assoc_sta; 798 wil_dbg_wmi(wil, "fw reported max assoc sta %d\n", 799 fw_max_assoc_sta); 800 801 if (fw_max_assoc_sta > WIL6210_MAX_CID) { 802 wil_dbg_wmi(wil, 803 "fw max assoc sta %d exceeds max driver supported %d\n", 804 fw_max_assoc_sta, WIL6210_MAX_CID); 805 fw_max_assoc_sta = WIL6210_MAX_CID; 806 } 807 } 808 809 max_assoc_sta = min_t(uint, max_assoc_sta, fw_max_assoc_sta); 810 wil_dbg_wmi(wil, "setting max assoc sta to %d\n", max_assoc_sta); 811 812 wil_set_recovery_state(wil, fw_recovery_idle); 813 set_bit(wil_status_fwready, wil->status); 814 /* let the reset sequence continue */ 815 complete(&wil->wmi_ready); 816 } 817 818 static void wmi_evt_rx_mgmt(struct wil6210_vif *vif, int id, void *d, int len) 819 { 820 struct wil6210_priv *wil = vif_to_wil(vif); 821 struct wmi_rx_mgmt_packet_event *data = d; 822 struct wiphy *wiphy = wil_to_wiphy(wil); 823 struct ieee80211_mgmt *rx_mgmt_frame = 824 (struct ieee80211_mgmt *)data->payload; 825 int flen = len - offsetof(struct wmi_rx_mgmt_packet_event, payload); 826 int ch_no; 827 u32 freq; 828 struct ieee80211_channel *channel; 829 s32 signal; 830 __le16 fc; 831 u32 d_len; 832 u16 d_status; 833 834 if (flen < 0) { 835 wil_err(wil, "MGMT Rx: short event, len %d\n", len); 836 return; 837 } 838 839 d_len = le32_to_cpu(data->info.len); 840 if (d_len != flen) { 841 wil_err(wil, 842 "MGMT Rx: length mismatch, d_len %d should be %d\n", 843 d_len, flen); 844 return; 845 } 846 847 ch_no = data->info.channel + 1; 848 freq = ieee80211_channel_to_frequency(ch_no, NL80211_BAND_60GHZ); 849 channel = ieee80211_get_channel(wiphy, freq); 850 if (test_bit(WMI_FW_CAPABILITY_RSSI_REPORTING, wil->fw_capabilities)) 851 signal = 100 * data->info.rssi; 852 else 853 signal = data->info.sqi; 854 d_status = le16_to_cpu(data->info.status); 855 fc = rx_mgmt_frame->frame_control; 856 857 wil_dbg_wmi(wil, "MGMT Rx: channel %d MCS %d RSSI %d SQI %d%%\n", 858 data->info.channel, data->info.mcs, data->info.rssi, 859 data->info.sqi); 860 wil_dbg_wmi(wil, "status 0x%04x len %d fc 0x%04x\n", d_status, d_len, 861 le16_to_cpu(fc)); 862 wil_dbg_wmi(wil, "qid %d mid %d cid %d\n", 863 data->info.qid, data->info.mid, data->info.cid); 864 wil_hex_dump_wmi("MGMT Rx ", DUMP_PREFIX_OFFSET, 16, 1, rx_mgmt_frame, 865 d_len, true); 866 867 if (!channel) { 868 wil_err(wil, "Frame on unsupported channel\n"); 869 return; 870 } 871 872 if (ieee80211_is_beacon(fc) || ieee80211_is_probe_resp(fc)) { 873 struct cfg80211_bss *bss; 874 u64 tsf = le64_to_cpu(rx_mgmt_frame->u.beacon.timestamp); 875 u16 cap = le16_to_cpu(rx_mgmt_frame->u.beacon.capab_info); 876 u16 bi = le16_to_cpu(rx_mgmt_frame->u.beacon.beacon_int); 877 const u8 *ie_buf = rx_mgmt_frame->u.beacon.variable; 878 size_t ie_len = d_len - offsetof(struct ieee80211_mgmt, 879 u.beacon.variable); 880 wil_dbg_wmi(wil, "Capability info : 0x%04x\n", cap); 881 wil_dbg_wmi(wil, "TSF : 0x%016llx\n", tsf); 882 wil_dbg_wmi(wil, "Beacon interval : %d\n", bi); 883 wil_hex_dump_wmi("IE ", DUMP_PREFIX_OFFSET, 16, 1, ie_buf, 884 ie_len, true); 885 886 wil_dbg_wmi(wil, "Capability info : 0x%04x\n", cap); 887 888 bss = cfg80211_inform_bss_frame(wiphy, channel, rx_mgmt_frame, 889 d_len, signal, GFP_KERNEL); 890 if (bss) { 891 wil_dbg_wmi(wil, "Added BSS %pM\n", 892 rx_mgmt_frame->bssid); 893 cfg80211_put_bss(wiphy, bss); 894 } else { 895 wil_err(wil, "cfg80211_inform_bss_frame() failed\n"); 896 } 897 } else { 898 mutex_lock(&wil->vif_mutex); 899 cfg80211_rx_mgmt(vif_to_radio_wdev(wil, vif), freq, signal, 900 (void *)rx_mgmt_frame, d_len, 0); 901 mutex_unlock(&wil->vif_mutex); 902 } 903 } 904 905 static void wmi_evt_tx_mgmt(struct wil6210_vif *vif, int id, void *d, int len) 906 { 907 struct wmi_tx_mgmt_packet_event *data = d; 908 struct ieee80211_mgmt *mgmt_frame = 909 (struct ieee80211_mgmt *)data->payload; 910 int flen = len - offsetof(struct wmi_tx_mgmt_packet_event, payload); 911 912 wil_hex_dump_wmi("MGMT Tx ", DUMP_PREFIX_OFFSET, 16, 1, mgmt_frame, 913 flen, true); 914 } 915 916 static void wmi_evt_scan_complete(struct wil6210_vif *vif, int id, 917 void *d, int len) 918 { 919 struct wil6210_priv *wil = vif_to_wil(vif); 920 921 mutex_lock(&wil->vif_mutex); 922 if (vif->scan_request) { 923 struct wmi_scan_complete_event *data = d; 924 int status = le32_to_cpu(data->status); 925 struct cfg80211_scan_info info = { 926 .aborted = ((status != WMI_SCAN_SUCCESS) && 927 (status != WMI_SCAN_ABORT_REJECTED)), 928 }; 929 930 wil_dbg_wmi(wil, "SCAN_COMPLETE(0x%08x)\n", status); 931 wil_dbg_misc(wil, "Complete scan_request 0x%p aborted %d\n", 932 vif->scan_request, info.aborted); 933 del_timer_sync(&vif->scan_timer); 934 cfg80211_scan_done(vif->scan_request, &info); 935 if (vif->mid == 0) 936 wil->radio_wdev = wil->main_ndev->ieee80211_ptr; 937 vif->scan_request = NULL; 938 wake_up_interruptible(&wil->wq); 939 if (vif->p2p.pending_listen_wdev) { 940 wil_dbg_misc(wil, "Scheduling delayed listen\n"); 941 schedule_work(&vif->p2p.delayed_listen_work); 942 } 943 } else { 944 wil_err(wil, "SCAN_COMPLETE while not scanning\n"); 945 } 946 mutex_unlock(&wil->vif_mutex); 947 } 948 949 static void wmi_evt_connect(struct wil6210_vif *vif, int id, void *d, int len) 950 { 951 struct wil6210_priv *wil = vif_to_wil(vif); 952 struct net_device *ndev = vif_to_ndev(vif); 953 struct wireless_dev *wdev = vif_to_wdev(vif); 954 struct wmi_connect_event *evt = d; 955 int ch; /* channel number */ 956 struct station_info *sinfo; 957 u8 *assoc_req_ie, *assoc_resp_ie; 958 size_t assoc_req_ielen, assoc_resp_ielen; 959 /* capinfo(u16) + listen_interval(u16) + IEs */ 960 const size_t assoc_req_ie_offset = sizeof(u16) * 2; 961 /* capinfo(u16) + status_code(u16) + associd(u16) + IEs */ 962 const size_t assoc_resp_ie_offset = sizeof(u16) * 3; 963 int rc; 964 965 if (len < sizeof(*evt)) { 966 wil_err(wil, "Connect event too short : %d bytes\n", len); 967 return; 968 } 969 if (len != sizeof(*evt) + evt->beacon_ie_len + evt->assoc_req_len + 970 evt->assoc_resp_len) { 971 wil_err(wil, 972 "Connect event corrupted : %d != %d + %d + %d + %d\n", 973 len, (int)sizeof(*evt), evt->beacon_ie_len, 974 evt->assoc_req_len, evt->assoc_resp_len); 975 return; 976 } 977 if (evt->cid >= max_assoc_sta) { 978 wil_err(wil, "Connect CID invalid : %d\n", evt->cid); 979 return; 980 } 981 982 ch = evt->channel + 1; 983 wil_info(wil, "Connect %pM channel [%d] cid %d aid %d\n", 984 evt->bssid, ch, evt->cid, evt->aid); 985 wil_hex_dump_wmi("connect AI : ", DUMP_PREFIX_OFFSET, 16, 1, 986 evt->assoc_info, len - sizeof(*evt), true); 987 988 /* figure out IE's */ 989 assoc_req_ie = &evt->assoc_info[evt->beacon_ie_len + 990 assoc_req_ie_offset]; 991 assoc_req_ielen = evt->assoc_req_len - assoc_req_ie_offset; 992 if (evt->assoc_req_len <= assoc_req_ie_offset) { 993 assoc_req_ie = NULL; 994 assoc_req_ielen = 0; 995 } 996 997 assoc_resp_ie = &evt->assoc_info[evt->beacon_ie_len + 998 evt->assoc_req_len + 999 assoc_resp_ie_offset]; 1000 assoc_resp_ielen = evt->assoc_resp_len - assoc_resp_ie_offset; 1001 if (evt->assoc_resp_len <= assoc_resp_ie_offset) { 1002 assoc_resp_ie = NULL; 1003 assoc_resp_ielen = 0; 1004 } 1005 1006 if (test_bit(wil_status_resetting, wil->status) || 1007 !test_bit(wil_status_fwready, wil->status)) { 1008 wil_err(wil, "status_resetting, cancel connect event, CID %d\n", 1009 evt->cid); 1010 /* no need for cleanup, wil_reset will do that */ 1011 return; 1012 } 1013 1014 mutex_lock(&wil->mutex); 1015 1016 if ((wdev->iftype == NL80211_IFTYPE_STATION) || 1017 (wdev->iftype == NL80211_IFTYPE_P2P_CLIENT)) { 1018 if (!test_bit(wil_vif_fwconnecting, vif->status)) { 1019 wil_err(wil, "Not in connecting state\n"); 1020 mutex_unlock(&wil->mutex); 1021 return; 1022 } 1023 del_timer_sync(&vif->connect_timer); 1024 } else if ((wdev->iftype == NL80211_IFTYPE_AP) || 1025 (wdev->iftype == NL80211_IFTYPE_P2P_GO)) { 1026 if (wil->sta[evt->cid].status != wil_sta_unused) { 1027 wil_err(wil, "AP: Invalid status %d for CID %d\n", 1028 wil->sta[evt->cid].status, evt->cid); 1029 mutex_unlock(&wil->mutex); 1030 return; 1031 } 1032 } 1033 1034 ether_addr_copy(wil->sta[evt->cid].addr, evt->bssid); 1035 wil->sta[evt->cid].mid = vif->mid; 1036 wil->sta[evt->cid].status = wil_sta_conn_pending; 1037 1038 rc = wil_ring_init_tx(vif, evt->cid); 1039 if (rc) { 1040 wil_err(wil, "config tx vring failed for CID %d, rc (%d)\n", 1041 evt->cid, rc); 1042 wmi_disconnect_sta(vif, wil->sta[evt->cid].addr, 1043 WLAN_REASON_UNSPECIFIED, false); 1044 } else { 1045 wil_info(wil, "successful connection to CID %d\n", evt->cid); 1046 } 1047 1048 if ((wdev->iftype == NL80211_IFTYPE_STATION) || 1049 (wdev->iftype == NL80211_IFTYPE_P2P_CLIENT)) { 1050 if (rc) { 1051 netif_carrier_off(ndev); 1052 wil6210_bus_request(wil, WIL_DEFAULT_BUS_REQUEST_KBPS); 1053 wil_err(wil, "cfg80211_connect_result with failure\n"); 1054 cfg80211_connect_result(ndev, evt->bssid, NULL, 0, 1055 NULL, 0, 1056 WLAN_STATUS_UNSPECIFIED_FAILURE, 1057 GFP_KERNEL); 1058 goto out; 1059 } else { 1060 struct wiphy *wiphy = wil_to_wiphy(wil); 1061 1062 cfg80211_ref_bss(wiphy, vif->bss); 1063 cfg80211_connect_bss(ndev, evt->bssid, vif->bss, 1064 assoc_req_ie, assoc_req_ielen, 1065 assoc_resp_ie, assoc_resp_ielen, 1066 WLAN_STATUS_SUCCESS, GFP_KERNEL, 1067 NL80211_TIMEOUT_UNSPECIFIED); 1068 } 1069 vif->bss = NULL; 1070 } else if ((wdev->iftype == NL80211_IFTYPE_AP) || 1071 (wdev->iftype == NL80211_IFTYPE_P2P_GO)) { 1072 1073 if (rc) { 1074 if (disable_ap_sme) 1075 /* notify new_sta has failed */ 1076 cfg80211_del_sta(ndev, evt->bssid, GFP_KERNEL); 1077 goto out; 1078 } 1079 1080 sinfo = kzalloc(sizeof(*sinfo), GFP_KERNEL); 1081 if (!sinfo) { 1082 rc = -ENOMEM; 1083 goto out; 1084 } 1085 1086 sinfo->generation = wil->sinfo_gen++; 1087 1088 if (assoc_req_ie) { 1089 sinfo->assoc_req_ies = assoc_req_ie; 1090 sinfo->assoc_req_ies_len = assoc_req_ielen; 1091 } 1092 1093 cfg80211_new_sta(ndev, evt->bssid, sinfo, GFP_KERNEL); 1094 1095 kfree(sinfo); 1096 } else { 1097 wil_err(wil, "unhandled iftype %d for CID %d\n", wdev->iftype, 1098 evt->cid); 1099 goto out; 1100 } 1101 1102 wil->sta[evt->cid].status = wil_sta_connected; 1103 wil->sta[evt->cid].aid = evt->aid; 1104 if (!test_and_set_bit(wil_vif_fwconnected, vif->status)) 1105 atomic_inc(&wil->connected_vifs); 1106 wil_update_net_queues_bh(wil, vif, NULL, false); 1107 1108 out: 1109 if (rc) { 1110 wil->sta[evt->cid].status = wil_sta_unused; 1111 wil->sta[evt->cid].mid = U8_MAX; 1112 } 1113 clear_bit(wil_vif_fwconnecting, vif->status); 1114 mutex_unlock(&wil->mutex); 1115 } 1116 1117 static void wmi_evt_disconnect(struct wil6210_vif *vif, int id, 1118 void *d, int len) 1119 { 1120 struct wil6210_priv *wil = vif_to_wil(vif); 1121 struct wmi_disconnect_event *evt = d; 1122 u16 reason_code = le16_to_cpu(evt->protocol_reason_status); 1123 1124 wil_info(wil, "Disconnect %pM reason [proto %d wmi %d]\n", 1125 evt->bssid, reason_code, evt->disconnect_reason); 1126 1127 wil->sinfo_gen++; 1128 1129 if (test_bit(wil_status_resetting, wil->status) || 1130 !test_bit(wil_status_fwready, wil->status)) { 1131 wil_err(wil, "status_resetting, cancel disconnect event\n"); 1132 /* no need for cleanup, wil_reset will do that */ 1133 return; 1134 } 1135 1136 mutex_lock(&wil->mutex); 1137 wil6210_disconnect_complete(vif, evt->bssid, reason_code); 1138 if (disable_ap_sme) { 1139 struct wireless_dev *wdev = vif_to_wdev(vif); 1140 struct net_device *ndev = vif_to_ndev(vif); 1141 1142 /* disconnect event in disable_ap_sme mode means link loss */ 1143 switch (wdev->iftype) { 1144 /* AP-like interface */ 1145 case NL80211_IFTYPE_AP: 1146 case NL80211_IFTYPE_P2P_GO: 1147 /* notify hostapd about link loss */ 1148 cfg80211_cqm_pktloss_notify(ndev, evt->bssid, 0, 1149 GFP_KERNEL); 1150 break; 1151 default: 1152 break; 1153 } 1154 } 1155 mutex_unlock(&wil->mutex); 1156 } 1157 1158 /* 1159 * Firmware reports EAPOL frame using WME event. 1160 * Reconstruct Ethernet frame and deliver it via normal Rx 1161 */ 1162 static void wmi_evt_eapol_rx(struct wil6210_vif *vif, int id, void *d, int len) 1163 { 1164 struct wil6210_priv *wil = vif_to_wil(vif); 1165 struct net_device *ndev = vif_to_ndev(vif); 1166 struct wmi_eapol_rx_event *evt = d; 1167 u16 eapol_len = le16_to_cpu(evt->eapol_len); 1168 int sz = eapol_len + ETH_HLEN; 1169 struct sk_buff *skb; 1170 struct ethhdr *eth; 1171 int cid; 1172 struct wil_net_stats *stats = NULL; 1173 1174 wil_dbg_wmi(wil, "EAPOL len %d from %pM MID %d\n", eapol_len, 1175 evt->src_mac, vif->mid); 1176 1177 cid = wil_find_cid(wil, vif->mid, evt->src_mac); 1178 if (cid >= 0) 1179 stats = &wil->sta[cid].stats; 1180 1181 if (eapol_len > 196) { /* TODO: revisit size limit */ 1182 wil_err(wil, "EAPOL too large\n"); 1183 return; 1184 } 1185 1186 skb = alloc_skb(sz, GFP_KERNEL); 1187 if (!skb) { 1188 wil_err(wil, "Failed to allocate skb\n"); 1189 return; 1190 } 1191 1192 eth = skb_put(skb, ETH_HLEN); 1193 ether_addr_copy(eth->h_dest, ndev->dev_addr); 1194 ether_addr_copy(eth->h_source, evt->src_mac); 1195 eth->h_proto = cpu_to_be16(ETH_P_PAE); 1196 skb_put_data(skb, evt->eapol, eapol_len); 1197 skb->protocol = eth_type_trans(skb, ndev); 1198 if (likely(netif_rx_ni(skb) == NET_RX_SUCCESS)) { 1199 ndev->stats.rx_packets++; 1200 ndev->stats.rx_bytes += sz; 1201 if (stats) { 1202 stats->rx_packets++; 1203 stats->rx_bytes += sz; 1204 } 1205 } else { 1206 ndev->stats.rx_dropped++; 1207 if (stats) 1208 stats->rx_dropped++; 1209 } 1210 } 1211 1212 static void wmi_evt_ring_en(struct wil6210_vif *vif, int id, void *d, int len) 1213 { 1214 struct wil6210_priv *wil = vif_to_wil(vif); 1215 struct wmi_ring_en_event *evt = d; 1216 u8 vri = evt->ring_index; 1217 struct wireless_dev *wdev = vif_to_wdev(vif); 1218 struct wil_sta_info *sta; 1219 u8 cid; 1220 struct key_params params; 1221 1222 wil_dbg_wmi(wil, "Enable vring %d MID %d\n", vri, vif->mid); 1223 1224 if (vri >= ARRAY_SIZE(wil->ring_tx)) { 1225 wil_err(wil, "Enable for invalid vring %d\n", vri); 1226 return; 1227 } 1228 1229 if (wdev->iftype != NL80211_IFTYPE_AP || !disable_ap_sme || 1230 test_bit(wil_vif_ft_roam, vif->status)) 1231 /* in AP mode with disable_ap_sme that is not FT, 1232 * this is done by wil_cfg80211_change_station() 1233 */ 1234 wil->ring_tx_data[vri].dot1x_open = true; 1235 if (vri == vif->bcast_ring) /* no BA for bcast */ 1236 return; 1237 1238 cid = wil->ring2cid_tid[vri][0]; 1239 if (!wil_cid_valid(cid)) { 1240 wil_err(wil, "invalid cid %d for vring %d\n", cid, vri); 1241 return; 1242 } 1243 1244 /* In FT mode we get key but not store it as it is received 1245 * before WMI_CONNECT_EVENT received from FW. 1246 * wil_set_crypto_rx is called here to reset the security PN 1247 */ 1248 sta = &wil->sta[cid]; 1249 if (test_bit(wil_vif_ft_roam, vif->status)) { 1250 memset(¶ms, 0, sizeof(params)); 1251 wil_set_crypto_rx(0, WMI_KEY_USE_PAIRWISE, sta, ¶ms); 1252 if (wdev->iftype != NL80211_IFTYPE_AP) 1253 clear_bit(wil_vif_ft_roam, vif->status); 1254 } 1255 1256 if (agg_wsize >= 0) 1257 wil_addba_tx_request(wil, vri, agg_wsize); 1258 } 1259 1260 static void wmi_evt_ba_status(struct wil6210_vif *vif, int id, 1261 void *d, int len) 1262 { 1263 struct wil6210_priv *wil = vif_to_wil(vif); 1264 struct wmi_ba_status_event *evt = d; 1265 struct wil_ring_tx_data *txdata; 1266 1267 wil_dbg_wmi(wil, "BACK[%d] %s {%d} timeout %d AMSDU%s\n", 1268 evt->ringid, 1269 evt->status == WMI_BA_AGREED ? "OK" : "N/A", 1270 evt->agg_wsize, __le16_to_cpu(evt->ba_timeout), 1271 evt->amsdu ? "+" : "-"); 1272 1273 if (evt->ringid >= WIL6210_MAX_TX_RINGS) { 1274 wil_err(wil, "invalid ring id %d\n", evt->ringid); 1275 return; 1276 } 1277 1278 if (evt->status != WMI_BA_AGREED) { 1279 evt->ba_timeout = 0; 1280 evt->agg_wsize = 0; 1281 evt->amsdu = 0; 1282 } 1283 1284 txdata = &wil->ring_tx_data[evt->ringid]; 1285 1286 txdata->agg_timeout = le16_to_cpu(evt->ba_timeout); 1287 txdata->agg_wsize = evt->agg_wsize; 1288 txdata->agg_amsdu = evt->amsdu; 1289 txdata->addba_in_progress = false; 1290 } 1291 1292 static void wmi_evt_addba_rx_req(struct wil6210_vif *vif, int id, 1293 void *d, int len) 1294 { 1295 struct wil6210_priv *wil = vif_to_wil(vif); 1296 u8 cid, tid; 1297 struct wmi_rcp_addba_req_event *evt = d; 1298 1299 if (evt->cidxtid != CIDXTID_EXTENDED_CID_TID) { 1300 parse_cidxtid(evt->cidxtid, &cid, &tid); 1301 } else { 1302 cid = evt->cid; 1303 tid = evt->tid; 1304 } 1305 wil_addba_rx_request(wil, vif->mid, cid, tid, evt->dialog_token, 1306 evt->ba_param_set, evt->ba_timeout, 1307 evt->ba_seq_ctrl); 1308 } 1309 1310 static void wmi_evt_delba(struct wil6210_vif *vif, int id, void *d, int len) 1311 __acquires(&sta->tid_rx_lock) __releases(&sta->tid_rx_lock) 1312 { 1313 struct wil6210_priv *wil = vif_to_wil(vif); 1314 struct wmi_delba_event *evt = d; 1315 u8 cid, tid; 1316 u16 reason = __le16_to_cpu(evt->reason); 1317 struct wil_sta_info *sta; 1318 struct wil_tid_ampdu_rx *r; 1319 1320 might_sleep(); 1321 1322 if (evt->cidxtid != CIDXTID_EXTENDED_CID_TID) { 1323 parse_cidxtid(evt->cidxtid, &cid, &tid); 1324 } else { 1325 cid = evt->cid; 1326 tid = evt->tid; 1327 } 1328 wil_dbg_wmi(wil, "DELBA MID %d CID %d TID %d from %s reason %d\n", 1329 vif->mid, cid, tid, 1330 evt->from_initiator ? "originator" : "recipient", 1331 reason); 1332 if (!evt->from_initiator) { 1333 int i; 1334 /* find Tx vring it belongs to */ 1335 for (i = 0; i < ARRAY_SIZE(wil->ring2cid_tid); i++) { 1336 if (wil->ring2cid_tid[i][0] == cid && 1337 wil->ring2cid_tid[i][1] == tid) { 1338 struct wil_ring_tx_data *txdata = 1339 &wil->ring_tx_data[i]; 1340 1341 wil_dbg_wmi(wil, "DELBA Tx vring %d\n", i); 1342 txdata->agg_timeout = 0; 1343 txdata->agg_wsize = 0; 1344 txdata->addba_in_progress = false; 1345 1346 break; /* max. 1 matching ring */ 1347 } 1348 } 1349 if (i >= ARRAY_SIZE(wil->ring2cid_tid)) 1350 wil_err(wil, "DELBA: unable to find Tx vring\n"); 1351 return; 1352 } 1353 1354 sta = &wil->sta[cid]; 1355 1356 spin_lock_bh(&sta->tid_rx_lock); 1357 1358 r = sta->tid_rx[tid]; 1359 sta->tid_rx[tid] = NULL; 1360 wil_tid_ampdu_rx_free(wil, r); 1361 1362 spin_unlock_bh(&sta->tid_rx_lock); 1363 } 1364 1365 static void 1366 wmi_evt_sched_scan_result(struct wil6210_vif *vif, int id, void *d, int len) 1367 { 1368 struct wil6210_priv *wil = vif_to_wil(vif); 1369 struct wmi_sched_scan_result_event *data = d; 1370 struct wiphy *wiphy = wil_to_wiphy(wil); 1371 struct ieee80211_mgmt *rx_mgmt_frame = 1372 (struct ieee80211_mgmt *)data->payload; 1373 int flen = len - offsetof(struct wmi_sched_scan_result_event, payload); 1374 int ch_no; 1375 u32 freq; 1376 struct ieee80211_channel *channel; 1377 s32 signal; 1378 __le16 fc; 1379 u32 d_len; 1380 struct cfg80211_bss *bss; 1381 1382 if (flen < 0) { 1383 wil_err(wil, "sched scan result event too short, len %d\n", 1384 len); 1385 return; 1386 } 1387 1388 d_len = le32_to_cpu(data->info.len); 1389 if (d_len != flen) { 1390 wil_err(wil, 1391 "sched scan result length mismatch, d_len %d should be %d\n", 1392 d_len, flen); 1393 return; 1394 } 1395 1396 fc = rx_mgmt_frame->frame_control; 1397 if (!ieee80211_is_probe_resp(fc)) { 1398 wil_err(wil, "sched scan result invalid frame, fc 0x%04x\n", 1399 fc); 1400 return; 1401 } 1402 1403 ch_no = data->info.channel + 1; 1404 freq = ieee80211_channel_to_frequency(ch_no, NL80211_BAND_60GHZ); 1405 channel = ieee80211_get_channel(wiphy, freq); 1406 if (test_bit(WMI_FW_CAPABILITY_RSSI_REPORTING, wil->fw_capabilities)) 1407 signal = 100 * data->info.rssi; 1408 else 1409 signal = data->info.sqi; 1410 1411 wil_dbg_wmi(wil, "sched scan result: channel %d MCS %d RSSI %d\n", 1412 data->info.channel, data->info.mcs, data->info.rssi); 1413 wil_dbg_wmi(wil, "len %d qid %d mid %d cid %d\n", 1414 d_len, data->info.qid, data->info.mid, data->info.cid); 1415 wil_hex_dump_wmi("PROBE ", DUMP_PREFIX_OFFSET, 16, 1, rx_mgmt_frame, 1416 d_len, true); 1417 1418 if (!channel) { 1419 wil_err(wil, "Frame on unsupported channel\n"); 1420 return; 1421 } 1422 1423 bss = cfg80211_inform_bss_frame(wiphy, channel, rx_mgmt_frame, 1424 d_len, signal, GFP_KERNEL); 1425 if (bss) { 1426 wil_dbg_wmi(wil, "Added BSS %pM\n", rx_mgmt_frame->bssid); 1427 cfg80211_put_bss(wiphy, bss); 1428 } else { 1429 wil_err(wil, "cfg80211_inform_bss_frame() failed\n"); 1430 } 1431 1432 cfg80211_sched_scan_results(wiphy, 0); 1433 } 1434 1435 static void wil_link_stats_store_basic(struct wil6210_vif *vif, 1436 struct wmi_link_stats_basic *basic) 1437 { 1438 struct wil6210_priv *wil = vif_to_wil(vif); 1439 u8 cid = basic->cid; 1440 struct wil_sta_info *sta; 1441 1442 if (cid < 0 || cid >= max_assoc_sta) { 1443 wil_err(wil, "invalid cid %d\n", cid); 1444 return; 1445 } 1446 1447 sta = &wil->sta[cid]; 1448 sta->fw_stats_basic = *basic; 1449 } 1450 1451 static void wil_link_stats_store_global(struct wil6210_vif *vif, 1452 struct wmi_link_stats_global *global) 1453 { 1454 struct wil6210_priv *wil = vif_to_wil(vif); 1455 1456 wil->fw_stats_global.stats = *global; 1457 } 1458 1459 static void wmi_link_stats_parse(struct wil6210_vif *vif, u64 tsf, 1460 bool has_next, void *payload, 1461 size_t payload_size) 1462 { 1463 struct wil6210_priv *wil = vif_to_wil(vif); 1464 size_t hdr_size = sizeof(struct wmi_link_stats_record); 1465 size_t stats_size, record_size, expected_size; 1466 struct wmi_link_stats_record *hdr; 1467 1468 if (payload_size < hdr_size) { 1469 wil_err(wil, "link stats wrong event size %zu\n", payload_size); 1470 return; 1471 } 1472 1473 while (payload_size >= hdr_size) { 1474 hdr = payload; 1475 stats_size = le16_to_cpu(hdr->record_size); 1476 record_size = hdr_size + stats_size; 1477 1478 if (payload_size < record_size) { 1479 wil_err(wil, "link stats payload ended unexpectedly, size %zu < %zu\n", 1480 payload_size, record_size); 1481 return; 1482 } 1483 1484 switch (hdr->record_type_id) { 1485 case WMI_LINK_STATS_TYPE_BASIC: 1486 expected_size = sizeof(struct wmi_link_stats_basic); 1487 if (stats_size < expected_size) { 1488 wil_err(wil, "link stats invalid basic record size %zu < %zu\n", 1489 stats_size, expected_size); 1490 return; 1491 } 1492 if (vif->fw_stats_ready) { 1493 /* clean old statistics */ 1494 vif->fw_stats_tsf = 0; 1495 vif->fw_stats_ready = 0; 1496 } 1497 1498 wil_link_stats_store_basic(vif, payload + hdr_size); 1499 1500 if (!has_next) { 1501 vif->fw_stats_tsf = tsf; 1502 vif->fw_stats_ready = 1; 1503 } 1504 1505 break; 1506 case WMI_LINK_STATS_TYPE_GLOBAL: 1507 expected_size = sizeof(struct wmi_link_stats_global); 1508 if (stats_size < sizeof(struct wmi_link_stats_global)) { 1509 wil_err(wil, "link stats invalid global record size %zu < %zu\n", 1510 stats_size, expected_size); 1511 return; 1512 } 1513 1514 if (wil->fw_stats_global.ready) { 1515 /* clean old statistics */ 1516 wil->fw_stats_global.tsf = 0; 1517 wil->fw_stats_global.ready = 0; 1518 } 1519 1520 wil_link_stats_store_global(vif, payload + hdr_size); 1521 1522 if (!has_next) { 1523 wil->fw_stats_global.tsf = tsf; 1524 wil->fw_stats_global.ready = 1; 1525 } 1526 1527 break; 1528 default: 1529 break; 1530 } 1531 1532 /* skip to next record */ 1533 payload += record_size; 1534 payload_size -= record_size; 1535 } 1536 } 1537 1538 static void 1539 wmi_evt_link_stats(struct wil6210_vif *vif, int id, void *d, int len) 1540 { 1541 struct wil6210_priv *wil = vif_to_wil(vif); 1542 struct wmi_link_stats_event *evt = d; 1543 size_t payload_size; 1544 1545 if (len < offsetof(struct wmi_link_stats_event, payload)) { 1546 wil_err(wil, "stats event way too short %d\n", len); 1547 return; 1548 } 1549 payload_size = le16_to_cpu(evt->payload_size); 1550 if (len < sizeof(struct wmi_link_stats_event) + payload_size) { 1551 wil_err(wil, "stats event too short %d\n", len); 1552 return; 1553 } 1554 1555 wmi_link_stats_parse(vif, le64_to_cpu(evt->tsf), evt->has_next, 1556 evt->payload, payload_size); 1557 } 1558 1559 /** 1560 * find cid and ringid for the station vif 1561 * 1562 * return error, if other interfaces are used or ring was not found 1563 */ 1564 static int wil_find_cid_ringid_sta(struct wil6210_priv *wil, 1565 struct wil6210_vif *vif, 1566 int *cid, 1567 int *ringid) 1568 { 1569 struct wil_ring *ring; 1570 struct wil_ring_tx_data *txdata; 1571 int min_ring_id = wil_get_min_tx_ring_id(wil); 1572 int i; 1573 u8 lcid; 1574 1575 if (!(vif->wdev.iftype == NL80211_IFTYPE_STATION || 1576 vif->wdev.iftype == NL80211_IFTYPE_P2P_CLIENT)) { 1577 wil_err(wil, "invalid interface type %d\n", vif->wdev.iftype); 1578 return -EINVAL; 1579 } 1580 1581 /* In the STA mode, it is expected to have only one ring 1582 * for the AP we are connected to. 1583 * find it and return the cid associated with it. 1584 */ 1585 for (i = min_ring_id; i < WIL6210_MAX_TX_RINGS; i++) { 1586 ring = &wil->ring_tx[i]; 1587 txdata = &wil->ring_tx_data[i]; 1588 if (!ring->va || !txdata->enabled || txdata->mid != vif->mid) 1589 continue; 1590 1591 lcid = wil->ring2cid_tid[i][0]; 1592 if (lcid >= max_assoc_sta) /* skip BCAST */ 1593 continue; 1594 1595 wil_dbg_wmi(wil, "find sta -> ringid %d cid %d\n", i, lcid); 1596 *cid = lcid; 1597 *ringid = i; 1598 return 0; 1599 } 1600 1601 wil_dbg_wmi(wil, "find sta cid while no rings active?\n"); 1602 1603 return -ENOENT; 1604 } 1605 1606 static void 1607 wmi_evt_auth_status(struct wil6210_vif *vif, int id, void *d, int len) 1608 { 1609 struct wil6210_priv *wil = vif_to_wil(vif); 1610 struct net_device *ndev = vif_to_ndev(vif); 1611 struct wmi_ft_auth_status_event *data = d; 1612 int ie_len = len - offsetof(struct wmi_ft_auth_status_event, ie_info); 1613 int rc, cid = 0, ringid = 0; 1614 struct cfg80211_ft_event_params ft; 1615 u16 d_len; 1616 /* auth_alg(u16) + auth_transaction(u16) + status_code(u16) */ 1617 const size_t auth_ie_offset = sizeof(u16) * 3; 1618 struct auth_no_hdr *auth = (struct auth_no_hdr *)data->ie_info; 1619 1620 /* check the status */ 1621 if (ie_len >= 0 && data->status != WMI_FW_STATUS_SUCCESS) { 1622 wil_err(wil, "FT: auth failed. status %d\n", data->status); 1623 goto fail; 1624 } 1625 1626 if (ie_len < auth_ie_offset) { 1627 wil_err(wil, "FT: auth event too short, len %d\n", len); 1628 goto fail; 1629 } 1630 1631 d_len = le16_to_cpu(data->ie_len); 1632 if (d_len != ie_len) { 1633 wil_err(wil, 1634 "FT: auth ie length mismatch, d_len %d should be %d\n", 1635 d_len, ie_len); 1636 goto fail; 1637 } 1638 1639 if (!test_bit(wil_vif_ft_roam, wil->status)) { 1640 wil_err(wil, "FT: Not in roaming state\n"); 1641 goto fail; 1642 } 1643 1644 if (le16_to_cpu(auth->auth_transaction) != 2) { 1645 wil_err(wil, "FT: auth error. auth_transaction %d\n", 1646 le16_to_cpu(auth->auth_transaction)); 1647 goto fail; 1648 } 1649 1650 if (le16_to_cpu(auth->auth_alg) != WLAN_AUTH_FT) { 1651 wil_err(wil, "FT: auth error. auth_alg %d\n", 1652 le16_to_cpu(auth->auth_alg)); 1653 goto fail; 1654 } 1655 1656 wil_dbg_wmi(wil, "FT: Auth to %pM successfully\n", data->mac_addr); 1657 wil_hex_dump_wmi("FT Auth ies : ", DUMP_PREFIX_OFFSET, 16, 1, 1658 data->ie_info, d_len, true); 1659 1660 /* find cid and ringid */ 1661 rc = wil_find_cid_ringid_sta(wil, vif, &cid, &ringid); 1662 if (rc) { 1663 wil_err(wil, "No valid cid found\n"); 1664 goto fail; 1665 } 1666 1667 if (vif->privacy) { 1668 /* For secure assoc, remove old keys */ 1669 rc = wmi_del_cipher_key(vif, 0, wil->sta[cid].addr, 1670 WMI_KEY_USE_PAIRWISE); 1671 if (rc) { 1672 wil_err(wil, "WMI_DELETE_CIPHER_KEY_CMD(PTK) failed\n"); 1673 goto fail; 1674 } 1675 rc = wmi_del_cipher_key(vif, 0, wil->sta[cid].addr, 1676 WMI_KEY_USE_RX_GROUP); 1677 if (rc) { 1678 wil_err(wil, "WMI_DELETE_CIPHER_KEY_CMD(GTK) failed\n"); 1679 goto fail; 1680 } 1681 } 1682 1683 memset(&ft, 0, sizeof(ft)); 1684 ft.ies = data->ie_info + auth_ie_offset; 1685 ft.ies_len = d_len - auth_ie_offset; 1686 ft.target_ap = data->mac_addr; 1687 cfg80211_ft_event(ndev, &ft); 1688 1689 return; 1690 1691 fail: 1692 wil6210_disconnect(vif, NULL, WLAN_REASON_PREV_AUTH_NOT_VALID); 1693 } 1694 1695 static void 1696 wmi_evt_reassoc_status(struct wil6210_vif *vif, int id, void *d, int len) 1697 { 1698 struct wil6210_priv *wil = vif_to_wil(vif); 1699 struct net_device *ndev = vif_to_ndev(vif); 1700 struct wiphy *wiphy = wil_to_wiphy(wil); 1701 struct wmi_ft_reassoc_status_event *data = d; 1702 int ies_len = len - offsetof(struct wmi_ft_reassoc_status_event, 1703 ie_info); 1704 int rc = -ENOENT, cid = 0, ringid = 0; 1705 int ch; /* channel number (primary) */ 1706 size_t assoc_req_ie_len = 0, assoc_resp_ie_len = 0; 1707 u8 *assoc_req_ie = NULL, *assoc_resp_ie = NULL; 1708 /* capinfo(u16) + listen_interval(u16) + current_ap mac addr + IEs */ 1709 const size_t assoc_req_ie_offset = sizeof(u16) * 2 + ETH_ALEN; 1710 /* capinfo(u16) + status_code(u16) + associd(u16) + IEs */ 1711 const size_t assoc_resp_ie_offset = sizeof(u16) * 3; 1712 u16 d_len; 1713 int freq; 1714 struct cfg80211_roam_info info; 1715 1716 if (ies_len < 0) { 1717 wil_err(wil, "ft reassoc event too short, len %d\n", len); 1718 goto fail; 1719 } 1720 1721 wil_dbg_wmi(wil, "Reasoc Status event: status=%d, aid=%d", 1722 data->status, data->aid); 1723 wil_dbg_wmi(wil, " mac_addr=%pM, beacon_ie_len=%d", 1724 data->mac_addr, data->beacon_ie_len); 1725 wil_dbg_wmi(wil, " reassoc_req_ie_len=%d, reassoc_resp_ie_len=%d", 1726 le16_to_cpu(data->reassoc_req_ie_len), 1727 le16_to_cpu(data->reassoc_resp_ie_len)); 1728 1729 d_len = le16_to_cpu(data->beacon_ie_len) + 1730 le16_to_cpu(data->reassoc_req_ie_len) + 1731 le16_to_cpu(data->reassoc_resp_ie_len); 1732 if (d_len != ies_len) { 1733 wil_err(wil, 1734 "ft reassoc ie length mismatch, d_len %d should be %d\n", 1735 d_len, ies_len); 1736 goto fail; 1737 } 1738 1739 /* check the status */ 1740 if (data->status != WMI_FW_STATUS_SUCCESS) { 1741 wil_err(wil, "ft reassoc failed. status %d\n", data->status); 1742 goto fail; 1743 } 1744 1745 /* find cid and ringid */ 1746 rc = wil_find_cid_ringid_sta(wil, vif, &cid, &ringid); 1747 if (rc) { 1748 wil_err(wil, "No valid cid found\n"); 1749 goto fail; 1750 } 1751 1752 ch = data->channel + 1; 1753 wil_info(wil, "FT: Roam %pM channel [%d] cid %d aid %d\n", 1754 data->mac_addr, ch, cid, data->aid); 1755 1756 wil_hex_dump_wmi("reassoc AI : ", DUMP_PREFIX_OFFSET, 16, 1, 1757 data->ie_info, len - sizeof(*data), true); 1758 1759 /* figure out IE's */ 1760 if (le16_to_cpu(data->reassoc_req_ie_len) > assoc_req_ie_offset) { 1761 assoc_req_ie = &data->ie_info[assoc_req_ie_offset]; 1762 assoc_req_ie_len = le16_to_cpu(data->reassoc_req_ie_len) - 1763 assoc_req_ie_offset; 1764 } 1765 if (le16_to_cpu(data->reassoc_resp_ie_len) <= assoc_resp_ie_offset) { 1766 wil_err(wil, "FT: reassoc resp ie len is too short, len %d\n", 1767 le16_to_cpu(data->reassoc_resp_ie_len)); 1768 goto fail; 1769 } 1770 1771 assoc_resp_ie = &data->ie_info[le16_to_cpu(data->reassoc_req_ie_len) + 1772 assoc_resp_ie_offset]; 1773 assoc_resp_ie_len = le16_to_cpu(data->reassoc_resp_ie_len) - 1774 assoc_resp_ie_offset; 1775 1776 if (test_bit(wil_status_resetting, wil->status) || 1777 !test_bit(wil_status_fwready, wil->status)) { 1778 wil_err(wil, "FT: status_resetting, cancel reassoc event\n"); 1779 /* no need for cleanup, wil_reset will do that */ 1780 return; 1781 } 1782 1783 mutex_lock(&wil->mutex); 1784 1785 /* ring modify to set the ring for the roamed AP settings */ 1786 wil_dbg_wmi(wil, 1787 "ft modify tx config for connection CID %d ring %d\n", 1788 cid, ringid); 1789 1790 rc = wil->txrx_ops.tx_ring_modify(vif, ringid, cid, 0); 1791 if (rc) { 1792 wil_err(wil, "modify TX for CID %d MID %d ring %d failed (%d)\n", 1793 cid, vif->mid, ringid, rc); 1794 mutex_unlock(&wil->mutex); 1795 goto fail; 1796 } 1797 1798 /* Update the driver STA members with the new bss */ 1799 wil->sta[cid].aid = data->aid; 1800 wil->sta[cid].stats.ft_roams++; 1801 ether_addr_copy(wil->sta[cid].addr, vif->bss->bssid); 1802 mutex_unlock(&wil->mutex); 1803 del_timer_sync(&vif->connect_timer); 1804 1805 cfg80211_ref_bss(wiphy, vif->bss); 1806 freq = ieee80211_channel_to_frequency(ch, NL80211_BAND_60GHZ); 1807 1808 memset(&info, 0, sizeof(info)); 1809 info.channel = ieee80211_get_channel(wiphy, freq); 1810 info.bss = vif->bss; 1811 info.req_ie = assoc_req_ie; 1812 info.req_ie_len = assoc_req_ie_len; 1813 info.resp_ie = assoc_resp_ie; 1814 info.resp_ie_len = assoc_resp_ie_len; 1815 cfg80211_roamed(ndev, &info, GFP_KERNEL); 1816 vif->bss = NULL; 1817 1818 return; 1819 1820 fail: 1821 wil6210_disconnect(vif, NULL, WLAN_REASON_PREV_AUTH_NOT_VALID); 1822 } 1823 1824 /** 1825 * Some events are ignored for purpose; and need not be interpreted as 1826 * "unhandled events" 1827 */ 1828 static void wmi_evt_ignore(struct wil6210_vif *vif, int id, void *d, int len) 1829 { 1830 struct wil6210_priv *wil = vif_to_wil(vif); 1831 1832 wil_dbg_wmi(wil, "Ignore event 0x%04x len %d\n", id, len); 1833 } 1834 1835 static const struct { 1836 int eventid; 1837 void (*handler)(struct wil6210_vif *vif, 1838 int eventid, void *data, int data_len); 1839 } wmi_evt_handlers[] = { 1840 {WMI_READY_EVENTID, wmi_evt_ready}, 1841 {WMI_FW_READY_EVENTID, wmi_evt_ignore}, 1842 {WMI_RX_MGMT_PACKET_EVENTID, wmi_evt_rx_mgmt}, 1843 {WMI_TX_MGMT_PACKET_EVENTID, wmi_evt_tx_mgmt}, 1844 {WMI_SCAN_COMPLETE_EVENTID, wmi_evt_scan_complete}, 1845 {WMI_CONNECT_EVENTID, wmi_evt_connect}, 1846 {WMI_DISCONNECT_EVENTID, wmi_evt_disconnect}, 1847 {WMI_EAPOL_RX_EVENTID, wmi_evt_eapol_rx}, 1848 {WMI_BA_STATUS_EVENTID, wmi_evt_ba_status}, 1849 {WMI_RCP_ADDBA_REQ_EVENTID, wmi_evt_addba_rx_req}, 1850 {WMI_DELBA_EVENTID, wmi_evt_delba}, 1851 {WMI_RING_EN_EVENTID, wmi_evt_ring_en}, 1852 {WMI_DATA_PORT_OPEN_EVENTID, wmi_evt_ignore}, 1853 {WMI_SCHED_SCAN_RESULT_EVENTID, wmi_evt_sched_scan_result}, 1854 {WMI_LINK_STATS_EVENTID, wmi_evt_link_stats}, 1855 {WMI_FT_AUTH_STATUS_EVENTID, wmi_evt_auth_status}, 1856 {WMI_FT_REASSOC_STATUS_EVENTID, wmi_evt_reassoc_status}, 1857 }; 1858 1859 /* 1860 * Run in IRQ context 1861 * Extract WMI command from mailbox. Queue it to the @wil->pending_wmi_ev 1862 * that will be eventually handled by the @wmi_event_worker in the thread 1863 * context of thread "wil6210_wmi" 1864 */ 1865 void wmi_recv_cmd(struct wil6210_priv *wil) 1866 { 1867 struct wil6210_mbox_ring_desc d_tail; 1868 struct wil6210_mbox_hdr hdr; 1869 struct wil6210_mbox_ring *r = &wil->mbox_ctl.rx; 1870 struct pending_wmi_event *evt; 1871 u8 *cmd; 1872 void __iomem *src; 1873 ulong flags; 1874 unsigned n; 1875 unsigned int num_immed_reply = 0; 1876 1877 if (!test_bit(wil_status_mbox_ready, wil->status)) { 1878 wil_err(wil, "Reset in progress. Cannot handle WMI event\n"); 1879 return; 1880 } 1881 1882 if (test_bit(wil_status_suspended, wil->status)) { 1883 wil_err(wil, "suspended. cannot handle WMI event\n"); 1884 return; 1885 } 1886 1887 for (n = 0;; n++) { 1888 u16 len; 1889 bool q; 1890 bool immed_reply = false; 1891 1892 r->head = wil_r(wil, RGF_MBOX + 1893 offsetof(struct wil6210_mbox_ctl, rx.head)); 1894 if (r->tail == r->head) 1895 break; 1896 1897 wil_dbg_wmi(wil, "Mbox head %08x tail %08x\n", 1898 r->head, r->tail); 1899 /* read cmd descriptor from tail */ 1900 wil_memcpy_fromio_32(&d_tail, wil->csr + HOSTADDR(r->tail), 1901 sizeof(struct wil6210_mbox_ring_desc)); 1902 if (d_tail.sync == 0) { 1903 wil_err(wil, "Mbox evt not owned by FW?\n"); 1904 break; 1905 } 1906 1907 /* read cmd header from descriptor */ 1908 if (0 != wmi_read_hdr(wil, d_tail.addr, &hdr)) { 1909 wil_err(wil, "Mbox evt at 0x%08x?\n", 1910 le32_to_cpu(d_tail.addr)); 1911 break; 1912 } 1913 len = le16_to_cpu(hdr.len); 1914 wil_dbg_wmi(wil, "Mbox evt %04x %04x %04x %02x\n", 1915 le16_to_cpu(hdr.seq), len, le16_to_cpu(hdr.type), 1916 hdr.flags); 1917 1918 /* read cmd buffer from descriptor */ 1919 src = wmi_buffer(wil, d_tail.addr) + 1920 sizeof(struct wil6210_mbox_hdr); 1921 evt = kmalloc(ALIGN(offsetof(struct pending_wmi_event, 1922 event.wmi) + len, 4), 1923 GFP_KERNEL); 1924 if (!evt) 1925 break; 1926 1927 evt->event.hdr = hdr; 1928 cmd = (void *)&evt->event.wmi; 1929 wil_memcpy_fromio_32(cmd, src, len); 1930 /* mark entry as empty */ 1931 wil_w(wil, r->tail + 1932 offsetof(struct wil6210_mbox_ring_desc, sync), 0); 1933 /* indicate */ 1934 if ((hdr.type == WIL_MBOX_HDR_TYPE_WMI) && 1935 (len >= sizeof(struct wmi_cmd_hdr))) { 1936 struct wmi_cmd_hdr *wmi = &evt->event.wmi; 1937 u16 id = le16_to_cpu(wmi->command_id); 1938 u8 mid = wmi->mid; 1939 u32 tstamp = le32_to_cpu(wmi->fw_timestamp); 1940 if (test_bit(wil_status_resuming, wil->status)) { 1941 if (id == WMI_TRAFFIC_RESUME_EVENTID) 1942 clear_bit(wil_status_resuming, 1943 wil->status); 1944 else 1945 wil_err(wil, 1946 "WMI evt %d while resuming\n", 1947 id); 1948 } 1949 spin_lock_irqsave(&wil->wmi_ev_lock, flags); 1950 if (wil->reply_id && wil->reply_id == id && 1951 wil->reply_mid == mid) { 1952 if (wil->reply_buf) { 1953 memcpy(wil->reply_buf, wmi, 1954 min(len, wil->reply_size)); 1955 immed_reply = true; 1956 } 1957 if (id == WMI_TRAFFIC_SUSPEND_EVENTID) { 1958 wil_dbg_wmi(wil, 1959 "set suspend_resp_rcvd\n"); 1960 wil->suspend_resp_rcvd = true; 1961 } 1962 } 1963 spin_unlock_irqrestore(&wil->wmi_ev_lock, flags); 1964 1965 wil_dbg_wmi(wil, "recv %s (0x%04x) MID %d @%d msec\n", 1966 eventid2name(id), id, wmi->mid, tstamp); 1967 trace_wil6210_wmi_event(wmi, &wmi[1], 1968 len - sizeof(*wmi)); 1969 } 1970 wil_hex_dump_wmi("evt ", DUMP_PREFIX_OFFSET, 16, 1, 1971 &evt->event.hdr, sizeof(hdr) + len, true); 1972 1973 /* advance tail */ 1974 r->tail = r->base + ((r->tail - r->base + 1975 sizeof(struct wil6210_mbox_ring_desc)) % r->size); 1976 wil_w(wil, RGF_MBOX + 1977 offsetof(struct wil6210_mbox_ctl, rx.tail), r->tail); 1978 1979 if (immed_reply) { 1980 wil_dbg_wmi(wil, "recv_cmd: Complete WMI 0x%04x\n", 1981 wil->reply_id); 1982 kfree(evt); 1983 num_immed_reply++; 1984 complete(&wil->wmi_call); 1985 } else { 1986 /* add to the pending list */ 1987 spin_lock_irqsave(&wil->wmi_ev_lock, flags); 1988 list_add_tail(&evt->list, &wil->pending_wmi_ev); 1989 spin_unlock_irqrestore(&wil->wmi_ev_lock, flags); 1990 q = queue_work(wil->wmi_wq, &wil->wmi_event_worker); 1991 wil_dbg_wmi(wil, "queue_work -> %d\n", q); 1992 } 1993 } 1994 /* normally, 1 event per IRQ should be processed */ 1995 wil_dbg_wmi(wil, "recv_cmd: -> %d events queued, %d completed\n", 1996 n - num_immed_reply, num_immed_reply); 1997 } 1998 1999 int wmi_call(struct wil6210_priv *wil, u16 cmdid, u8 mid, void *buf, u16 len, 2000 u16 reply_id, void *reply, u16 reply_size, int to_msec) 2001 { 2002 int rc; 2003 unsigned long remain; 2004 ulong flags; 2005 2006 mutex_lock(&wil->wmi_mutex); 2007 2008 spin_lock_irqsave(&wil->wmi_ev_lock, flags); 2009 wil->reply_id = reply_id; 2010 wil->reply_mid = mid; 2011 wil->reply_buf = reply; 2012 wil->reply_size = reply_size; 2013 reinit_completion(&wil->wmi_call); 2014 spin_unlock_irqrestore(&wil->wmi_ev_lock, flags); 2015 2016 rc = __wmi_send(wil, cmdid, mid, buf, len); 2017 if (rc) 2018 goto out; 2019 2020 remain = wait_for_completion_timeout(&wil->wmi_call, 2021 msecs_to_jiffies(to_msec)); 2022 if (0 == remain) { 2023 wil_err(wil, "wmi_call(0x%04x->0x%04x) timeout %d msec\n", 2024 cmdid, reply_id, to_msec); 2025 rc = -ETIME; 2026 } else { 2027 wil_dbg_wmi(wil, 2028 "wmi_call(0x%04x->0x%04x) completed in %d msec\n", 2029 cmdid, reply_id, 2030 to_msec - jiffies_to_msecs(remain)); 2031 } 2032 2033 out: 2034 spin_lock_irqsave(&wil->wmi_ev_lock, flags); 2035 wil->reply_id = 0; 2036 wil->reply_mid = U8_MAX; 2037 wil->reply_buf = NULL; 2038 wil->reply_size = 0; 2039 spin_unlock_irqrestore(&wil->wmi_ev_lock, flags); 2040 2041 mutex_unlock(&wil->wmi_mutex); 2042 2043 return rc; 2044 } 2045 2046 int wmi_echo(struct wil6210_priv *wil) 2047 { 2048 struct wil6210_vif *vif = ndev_to_vif(wil->main_ndev); 2049 struct wmi_echo_cmd cmd = { 2050 .value = cpu_to_le32(0x12345678), 2051 }; 2052 2053 return wmi_call(wil, WMI_ECHO_CMDID, vif->mid, &cmd, sizeof(cmd), 2054 WMI_ECHO_RSP_EVENTID, NULL, 0, 50); 2055 } 2056 2057 int wmi_set_mac_address(struct wil6210_priv *wil, void *addr) 2058 { 2059 struct wil6210_vif *vif = ndev_to_vif(wil->main_ndev); 2060 struct wmi_set_mac_address_cmd cmd; 2061 2062 ether_addr_copy(cmd.mac, addr); 2063 2064 wil_dbg_wmi(wil, "Set MAC %pM\n", addr); 2065 2066 return wmi_send(wil, WMI_SET_MAC_ADDRESS_CMDID, vif->mid, 2067 &cmd, sizeof(cmd)); 2068 } 2069 2070 int wmi_led_cfg(struct wil6210_priv *wil, bool enable) 2071 { 2072 struct wil6210_vif *vif = ndev_to_vif(wil->main_ndev); 2073 int rc = 0; 2074 struct wmi_led_cfg_cmd cmd = { 2075 .led_mode = enable, 2076 .id = led_id, 2077 .slow_blink_cfg.blink_on = 2078 cpu_to_le32(led_blink_time[WIL_LED_TIME_SLOW].on_ms), 2079 .slow_blink_cfg.blink_off = 2080 cpu_to_le32(led_blink_time[WIL_LED_TIME_SLOW].off_ms), 2081 .medium_blink_cfg.blink_on = 2082 cpu_to_le32(led_blink_time[WIL_LED_TIME_MED].on_ms), 2083 .medium_blink_cfg.blink_off = 2084 cpu_to_le32(led_blink_time[WIL_LED_TIME_MED].off_ms), 2085 .fast_blink_cfg.blink_on = 2086 cpu_to_le32(led_blink_time[WIL_LED_TIME_FAST].on_ms), 2087 .fast_blink_cfg.blink_off = 2088 cpu_to_le32(led_blink_time[WIL_LED_TIME_FAST].off_ms), 2089 .led_polarity = led_polarity, 2090 }; 2091 struct { 2092 struct wmi_cmd_hdr wmi; 2093 struct wmi_led_cfg_done_event evt; 2094 } __packed reply = { 2095 .evt = {.status = cpu_to_le32(WMI_FW_STATUS_FAILURE)}, 2096 }; 2097 2098 if (led_id == WIL_LED_INVALID_ID) 2099 goto out; 2100 2101 if (led_id > WIL_LED_MAX_ID) { 2102 wil_err(wil, "Invalid led id %d\n", led_id); 2103 rc = -EINVAL; 2104 goto out; 2105 } 2106 2107 wil_dbg_wmi(wil, 2108 "%s led %d\n", 2109 enable ? "enabling" : "disabling", led_id); 2110 2111 rc = wmi_call(wil, WMI_LED_CFG_CMDID, vif->mid, &cmd, sizeof(cmd), 2112 WMI_LED_CFG_DONE_EVENTID, &reply, sizeof(reply), 2113 100); 2114 if (rc) 2115 goto out; 2116 2117 if (reply.evt.status) { 2118 wil_err(wil, "led %d cfg failed with status %d\n", 2119 led_id, le32_to_cpu(reply.evt.status)); 2120 rc = -EINVAL; 2121 } 2122 2123 out: 2124 return rc; 2125 } 2126 2127 int wmi_pcp_start(struct wil6210_vif *vif, 2128 int bi, u8 wmi_nettype, u8 chan, u8 hidden_ssid, u8 is_go) 2129 { 2130 struct wil6210_priv *wil = vif_to_wil(vif); 2131 int rc; 2132 2133 struct wmi_pcp_start_cmd cmd = { 2134 .bcon_interval = cpu_to_le16(bi), 2135 .network_type = wmi_nettype, 2136 .disable_sec_offload = 1, 2137 .channel = chan - 1, 2138 .pcp_max_assoc_sta = max_assoc_sta, 2139 .hidden_ssid = hidden_ssid, 2140 .is_go = is_go, 2141 .ap_sme_offload_mode = disable_ap_sme ? 2142 WMI_AP_SME_OFFLOAD_PARTIAL : 2143 WMI_AP_SME_OFFLOAD_FULL, 2144 .abft_len = wil->abft_len, 2145 }; 2146 struct { 2147 struct wmi_cmd_hdr wmi; 2148 struct wmi_pcp_started_event evt; 2149 } __packed reply = { 2150 .evt = {.status = WMI_FW_STATUS_FAILURE}, 2151 }; 2152 2153 if (!vif->privacy) 2154 cmd.disable_sec = 1; 2155 2156 if ((cmd.pcp_max_assoc_sta > WIL6210_MAX_CID) || 2157 (cmd.pcp_max_assoc_sta <= 0)) { 2158 wil_err(wil, "unexpected max_assoc_sta %d\n", 2159 cmd.pcp_max_assoc_sta); 2160 return -EOPNOTSUPP; 2161 } 2162 2163 if (disable_ap_sme && 2164 !test_bit(WMI_FW_CAPABILITY_AP_SME_OFFLOAD_PARTIAL, 2165 wil->fw_capabilities)) { 2166 wil_err(wil, "disable_ap_sme not supported by FW\n"); 2167 return -EOPNOTSUPP; 2168 } 2169 2170 /* 2171 * Processing time may be huge, in case of secure AP it takes about 2172 * 3500ms for FW to start AP 2173 */ 2174 rc = wmi_call(wil, WMI_PCP_START_CMDID, vif->mid, &cmd, sizeof(cmd), 2175 WMI_PCP_STARTED_EVENTID, &reply, sizeof(reply), 5000); 2176 if (rc) 2177 return rc; 2178 2179 if (reply.evt.status != WMI_FW_STATUS_SUCCESS) 2180 rc = -EINVAL; 2181 2182 if (wmi_nettype != WMI_NETTYPE_P2P) 2183 /* Don't fail due to error in the led configuration */ 2184 wmi_led_cfg(wil, true); 2185 2186 return rc; 2187 } 2188 2189 int wmi_pcp_stop(struct wil6210_vif *vif) 2190 { 2191 struct wil6210_priv *wil = vif_to_wil(vif); 2192 int rc; 2193 2194 rc = wmi_led_cfg(wil, false); 2195 if (rc) 2196 return rc; 2197 2198 return wmi_call(wil, WMI_PCP_STOP_CMDID, vif->mid, NULL, 0, 2199 WMI_PCP_STOPPED_EVENTID, NULL, 0, 2200 WIL_WMI_PCP_STOP_TO_MS); 2201 } 2202 2203 int wmi_set_ssid(struct wil6210_vif *vif, u8 ssid_len, const void *ssid) 2204 { 2205 struct wil6210_priv *wil = vif_to_wil(vif); 2206 struct wmi_set_ssid_cmd cmd = { 2207 .ssid_len = cpu_to_le32(ssid_len), 2208 }; 2209 2210 if (ssid_len > sizeof(cmd.ssid)) 2211 return -EINVAL; 2212 2213 memcpy(cmd.ssid, ssid, ssid_len); 2214 2215 return wmi_send(wil, WMI_SET_SSID_CMDID, vif->mid, &cmd, sizeof(cmd)); 2216 } 2217 2218 int wmi_get_ssid(struct wil6210_vif *vif, u8 *ssid_len, void *ssid) 2219 { 2220 struct wil6210_priv *wil = vif_to_wil(vif); 2221 int rc; 2222 struct { 2223 struct wmi_cmd_hdr wmi; 2224 struct wmi_set_ssid_cmd cmd; 2225 } __packed reply; 2226 int len; /* reply.cmd.ssid_len in CPU order */ 2227 2228 memset(&reply, 0, sizeof(reply)); 2229 2230 rc = wmi_call(wil, WMI_GET_SSID_CMDID, vif->mid, NULL, 0, 2231 WMI_GET_SSID_EVENTID, &reply, sizeof(reply), 20); 2232 if (rc) 2233 return rc; 2234 2235 len = le32_to_cpu(reply.cmd.ssid_len); 2236 if (len > sizeof(reply.cmd.ssid)) 2237 return -EINVAL; 2238 2239 *ssid_len = len; 2240 memcpy(ssid, reply.cmd.ssid, len); 2241 2242 return 0; 2243 } 2244 2245 int wmi_set_channel(struct wil6210_priv *wil, int channel) 2246 { 2247 struct wil6210_vif *vif = ndev_to_vif(wil->main_ndev); 2248 struct wmi_set_pcp_channel_cmd cmd = { 2249 .channel = channel - 1, 2250 }; 2251 2252 return wmi_send(wil, WMI_SET_PCP_CHANNEL_CMDID, vif->mid, 2253 &cmd, sizeof(cmd)); 2254 } 2255 2256 int wmi_get_channel(struct wil6210_priv *wil, int *channel) 2257 { 2258 struct wil6210_vif *vif = ndev_to_vif(wil->main_ndev); 2259 int rc; 2260 struct { 2261 struct wmi_cmd_hdr wmi; 2262 struct wmi_set_pcp_channel_cmd cmd; 2263 } __packed reply; 2264 2265 memset(&reply, 0, sizeof(reply)); 2266 2267 rc = wmi_call(wil, WMI_GET_PCP_CHANNEL_CMDID, vif->mid, NULL, 0, 2268 WMI_GET_PCP_CHANNEL_EVENTID, &reply, sizeof(reply), 20); 2269 if (rc) 2270 return rc; 2271 2272 if (reply.cmd.channel > 3) 2273 return -EINVAL; 2274 2275 *channel = reply.cmd.channel + 1; 2276 2277 return 0; 2278 } 2279 2280 int wmi_p2p_cfg(struct wil6210_vif *vif, int channel, int bi) 2281 { 2282 struct wil6210_priv *wil = vif_to_wil(vif); 2283 int rc; 2284 struct wmi_p2p_cfg_cmd cmd = { 2285 .discovery_mode = WMI_DISCOVERY_MODE_PEER2PEER, 2286 .bcon_interval = cpu_to_le16(bi), 2287 .channel = channel - 1, 2288 }; 2289 struct { 2290 struct wmi_cmd_hdr wmi; 2291 struct wmi_p2p_cfg_done_event evt; 2292 } __packed reply = { 2293 .evt = {.status = WMI_FW_STATUS_FAILURE}, 2294 }; 2295 2296 wil_dbg_wmi(wil, "sending WMI_P2P_CFG_CMDID\n"); 2297 2298 rc = wmi_call(wil, WMI_P2P_CFG_CMDID, vif->mid, &cmd, sizeof(cmd), 2299 WMI_P2P_CFG_DONE_EVENTID, &reply, sizeof(reply), 300); 2300 if (!rc && reply.evt.status != WMI_FW_STATUS_SUCCESS) { 2301 wil_err(wil, "P2P_CFG failed. status %d\n", reply.evt.status); 2302 rc = -EINVAL; 2303 } 2304 2305 return rc; 2306 } 2307 2308 int wmi_start_listen(struct wil6210_vif *vif) 2309 { 2310 struct wil6210_priv *wil = vif_to_wil(vif); 2311 int rc; 2312 struct { 2313 struct wmi_cmd_hdr wmi; 2314 struct wmi_listen_started_event evt; 2315 } __packed reply = { 2316 .evt = {.status = WMI_FW_STATUS_FAILURE}, 2317 }; 2318 2319 wil_dbg_wmi(wil, "sending WMI_START_LISTEN_CMDID\n"); 2320 2321 rc = wmi_call(wil, WMI_START_LISTEN_CMDID, vif->mid, NULL, 0, 2322 WMI_LISTEN_STARTED_EVENTID, &reply, sizeof(reply), 300); 2323 if (!rc && reply.evt.status != WMI_FW_STATUS_SUCCESS) { 2324 wil_err(wil, "device failed to start listen. status %d\n", 2325 reply.evt.status); 2326 rc = -EINVAL; 2327 } 2328 2329 return rc; 2330 } 2331 2332 int wmi_start_search(struct wil6210_vif *vif) 2333 { 2334 struct wil6210_priv *wil = vif_to_wil(vif); 2335 int rc; 2336 struct { 2337 struct wmi_cmd_hdr wmi; 2338 struct wmi_search_started_event evt; 2339 } __packed reply = { 2340 .evt = {.status = WMI_FW_STATUS_FAILURE}, 2341 }; 2342 2343 wil_dbg_wmi(wil, "sending WMI_START_SEARCH_CMDID\n"); 2344 2345 rc = wmi_call(wil, WMI_START_SEARCH_CMDID, vif->mid, NULL, 0, 2346 WMI_SEARCH_STARTED_EVENTID, &reply, sizeof(reply), 300); 2347 if (!rc && reply.evt.status != WMI_FW_STATUS_SUCCESS) { 2348 wil_err(wil, "device failed to start search. status %d\n", 2349 reply.evt.status); 2350 rc = -EINVAL; 2351 } 2352 2353 return rc; 2354 } 2355 2356 int wmi_stop_discovery(struct wil6210_vif *vif) 2357 { 2358 struct wil6210_priv *wil = vif_to_wil(vif); 2359 int rc; 2360 2361 wil_dbg_wmi(wil, "sending WMI_DISCOVERY_STOP_CMDID\n"); 2362 2363 rc = wmi_call(wil, WMI_DISCOVERY_STOP_CMDID, vif->mid, NULL, 0, 2364 WMI_DISCOVERY_STOPPED_EVENTID, NULL, 0, 100); 2365 2366 if (rc) 2367 wil_err(wil, "Failed to stop discovery\n"); 2368 2369 return rc; 2370 } 2371 2372 int wmi_del_cipher_key(struct wil6210_vif *vif, u8 key_index, 2373 const void *mac_addr, int key_usage) 2374 { 2375 struct wil6210_priv *wil = vif_to_wil(vif); 2376 struct wmi_delete_cipher_key_cmd cmd = { 2377 .key_index = key_index, 2378 }; 2379 2380 if (mac_addr) 2381 memcpy(cmd.mac, mac_addr, WMI_MAC_LEN); 2382 2383 return wmi_send(wil, WMI_DELETE_CIPHER_KEY_CMDID, vif->mid, 2384 &cmd, sizeof(cmd)); 2385 } 2386 2387 int wmi_add_cipher_key(struct wil6210_vif *vif, u8 key_index, 2388 const void *mac_addr, int key_len, const void *key, 2389 int key_usage) 2390 { 2391 struct wil6210_priv *wil = vif_to_wil(vif); 2392 struct wmi_add_cipher_key_cmd cmd = { 2393 .key_index = key_index, 2394 .key_usage = key_usage, 2395 .key_len = key_len, 2396 }; 2397 2398 if (!key || (key_len > sizeof(cmd.key))) 2399 return -EINVAL; 2400 2401 memcpy(cmd.key, key, key_len); 2402 if (mac_addr) 2403 memcpy(cmd.mac, mac_addr, WMI_MAC_LEN); 2404 2405 return wmi_send(wil, WMI_ADD_CIPHER_KEY_CMDID, vif->mid, 2406 &cmd, sizeof(cmd)); 2407 } 2408 2409 int wmi_set_ie(struct wil6210_vif *vif, u8 type, u16 ie_len, const void *ie) 2410 { 2411 struct wil6210_priv *wil = vif_to_wil(vif); 2412 static const char *const names[] = { 2413 [WMI_FRAME_BEACON] = "BEACON", 2414 [WMI_FRAME_PROBE_REQ] = "PROBE_REQ", 2415 [WMI_FRAME_PROBE_RESP] = "WMI_FRAME_PROBE_RESP", 2416 [WMI_FRAME_ASSOC_REQ] = "WMI_FRAME_ASSOC_REQ", 2417 [WMI_FRAME_ASSOC_RESP] = "WMI_FRAME_ASSOC_RESP", 2418 }; 2419 int rc; 2420 u16 len = sizeof(struct wmi_set_appie_cmd) + ie_len; 2421 struct wmi_set_appie_cmd *cmd; 2422 2423 if (len < ie_len) { 2424 rc = -EINVAL; 2425 goto out; 2426 } 2427 2428 cmd = kzalloc(len, GFP_KERNEL); 2429 if (!cmd) { 2430 rc = -ENOMEM; 2431 goto out; 2432 } 2433 if (!ie) 2434 ie_len = 0; 2435 2436 cmd->mgmt_frm_type = type; 2437 /* BUG: FW API define ieLen as u8. Will fix FW */ 2438 cmd->ie_len = cpu_to_le16(ie_len); 2439 memcpy(cmd->ie_info, ie, ie_len); 2440 rc = wmi_send(wil, WMI_SET_APPIE_CMDID, vif->mid, cmd, len); 2441 kfree(cmd); 2442 out: 2443 if (rc) { 2444 const char *name = type < ARRAY_SIZE(names) ? 2445 names[type] : "??"; 2446 wil_err(wil, "set_ie(%d %s) failed : %d\n", type, name, rc); 2447 } 2448 2449 return rc; 2450 } 2451 2452 int wmi_update_ft_ies(struct wil6210_vif *vif, u16 ie_len, const void *ie) 2453 { 2454 struct wil6210_priv *wil = vif_to_wil(vif); 2455 u16 len; 2456 struct wmi_update_ft_ies_cmd *cmd; 2457 int rc; 2458 2459 if (!ie) 2460 ie_len = 0; 2461 2462 len = sizeof(struct wmi_update_ft_ies_cmd) + ie_len; 2463 if (len < ie_len) { 2464 wil_err(wil, "wraparound. ie len %d\n", ie_len); 2465 return -EINVAL; 2466 } 2467 2468 cmd = kzalloc(len, GFP_KERNEL); 2469 if (!cmd) { 2470 rc = -ENOMEM; 2471 goto out; 2472 } 2473 2474 cmd->ie_len = cpu_to_le16(ie_len); 2475 memcpy(cmd->ie_info, ie, ie_len); 2476 rc = wmi_send(wil, WMI_UPDATE_FT_IES_CMDID, vif->mid, cmd, len); 2477 kfree(cmd); 2478 2479 out: 2480 if (rc) 2481 wil_err(wil, "update ft ies failed : %d\n", rc); 2482 2483 return rc; 2484 } 2485 2486 /** 2487 * wmi_rxon - turn radio on/off 2488 * @on: turn on if true, off otherwise 2489 * 2490 * Only switch radio. Channel should be set separately. 2491 * No timeout for rxon - radio turned on forever unless some other call 2492 * turns it off 2493 */ 2494 int wmi_rxon(struct wil6210_priv *wil, bool on) 2495 { 2496 struct wil6210_vif *vif = ndev_to_vif(wil->main_ndev); 2497 int rc; 2498 struct { 2499 struct wmi_cmd_hdr wmi; 2500 struct wmi_listen_started_event evt; 2501 } __packed reply = { 2502 .evt = {.status = WMI_FW_STATUS_FAILURE}, 2503 }; 2504 2505 wil_info(wil, "(%s)\n", on ? "on" : "off"); 2506 2507 if (on) { 2508 rc = wmi_call(wil, WMI_START_LISTEN_CMDID, vif->mid, NULL, 0, 2509 WMI_LISTEN_STARTED_EVENTID, 2510 &reply, sizeof(reply), 100); 2511 if ((rc == 0) && (reply.evt.status != WMI_FW_STATUS_SUCCESS)) 2512 rc = -EINVAL; 2513 } else { 2514 rc = wmi_call(wil, WMI_DISCOVERY_STOP_CMDID, vif->mid, NULL, 0, 2515 WMI_DISCOVERY_STOPPED_EVENTID, NULL, 0, 20); 2516 } 2517 2518 return rc; 2519 } 2520 2521 int wmi_rx_chain_add(struct wil6210_priv *wil, struct wil_ring *vring) 2522 { 2523 struct net_device *ndev = wil->main_ndev; 2524 struct wireless_dev *wdev = ndev->ieee80211_ptr; 2525 struct wil6210_vif *vif = ndev_to_vif(ndev); 2526 struct wmi_cfg_rx_chain_cmd cmd = { 2527 .action = WMI_RX_CHAIN_ADD, 2528 .rx_sw_ring = { 2529 .max_mpdu_size = cpu_to_le16( 2530 wil_mtu2macbuf(wil->rx_buf_len)), 2531 .ring_mem_base = cpu_to_le64(vring->pa), 2532 .ring_size = cpu_to_le16(vring->size), 2533 }, 2534 .mid = 0, /* TODO - what is it? */ 2535 .decap_trans_type = WMI_DECAP_TYPE_802_3, 2536 .reorder_type = WMI_RX_SW_REORDER, 2537 .host_thrsh = cpu_to_le16(rx_ring_overflow_thrsh), 2538 }; 2539 struct { 2540 struct wmi_cmd_hdr wmi; 2541 struct wmi_cfg_rx_chain_done_event evt; 2542 } __packed evt; 2543 int rc; 2544 2545 memset(&evt, 0, sizeof(evt)); 2546 2547 if (wdev->iftype == NL80211_IFTYPE_MONITOR) { 2548 struct ieee80211_channel *ch = wil->monitor_chandef.chan; 2549 2550 cmd.sniffer_cfg.mode = cpu_to_le32(WMI_SNIFFER_ON); 2551 if (ch) 2552 cmd.sniffer_cfg.channel = ch->hw_value - 1; 2553 cmd.sniffer_cfg.phy_info_mode = 2554 cpu_to_le32(WMI_SNIFFER_PHY_INFO_DISABLED); 2555 cmd.sniffer_cfg.phy_support = 2556 cpu_to_le32((wil->monitor_flags & MONITOR_FLAG_CONTROL) 2557 ? WMI_SNIFFER_CP : WMI_SNIFFER_BOTH_PHYS); 2558 } else { 2559 /* Initialize offload (in non-sniffer mode). 2560 * Linux IP stack always calculates IP checksum 2561 * HW always calculate TCP/UDP checksum 2562 */ 2563 cmd.l3_l4_ctrl |= (1 << L3_L4_CTRL_TCPIP_CHECKSUM_EN_POS); 2564 } 2565 2566 if (rx_align_2) 2567 cmd.l2_802_3_offload_ctrl |= 2568 L2_802_3_OFFLOAD_CTRL_SNAP_KEEP_MSK; 2569 2570 /* typical time for secure PCP is 840ms */ 2571 rc = wmi_call(wil, WMI_CFG_RX_CHAIN_CMDID, vif->mid, &cmd, sizeof(cmd), 2572 WMI_CFG_RX_CHAIN_DONE_EVENTID, &evt, sizeof(evt), 2000); 2573 if (rc) 2574 return rc; 2575 2576 if (le32_to_cpu(evt.evt.status) != WMI_CFG_RX_CHAIN_SUCCESS) 2577 rc = -EINVAL; 2578 2579 vring->hwtail = le32_to_cpu(evt.evt.rx_ring_tail_ptr); 2580 2581 wil_dbg_misc(wil, "Rx init: status %d tail 0x%08x\n", 2582 le32_to_cpu(evt.evt.status), vring->hwtail); 2583 2584 return rc; 2585 } 2586 2587 int wmi_get_temperature(struct wil6210_priv *wil, u32 *t_bb, u32 *t_rf) 2588 { 2589 struct wil6210_vif *vif = ndev_to_vif(wil->main_ndev); 2590 int rc; 2591 struct wmi_temp_sense_cmd cmd = { 2592 .measure_baseband_en = cpu_to_le32(!!t_bb), 2593 .measure_rf_en = cpu_to_le32(!!t_rf), 2594 .measure_mode = cpu_to_le32(TEMPERATURE_MEASURE_NOW), 2595 }; 2596 struct { 2597 struct wmi_cmd_hdr wmi; 2598 struct wmi_temp_sense_done_event evt; 2599 } __packed reply; 2600 2601 memset(&reply, 0, sizeof(reply)); 2602 2603 rc = wmi_call(wil, WMI_TEMP_SENSE_CMDID, vif->mid, &cmd, sizeof(cmd), 2604 WMI_TEMP_SENSE_DONE_EVENTID, &reply, sizeof(reply), 100); 2605 if (rc) 2606 return rc; 2607 2608 if (t_bb) 2609 *t_bb = le32_to_cpu(reply.evt.baseband_t1000); 2610 if (t_rf) 2611 *t_rf = le32_to_cpu(reply.evt.rf_t1000); 2612 2613 return 0; 2614 } 2615 2616 int wmi_disconnect_sta(struct wil6210_vif *vif, const u8 *mac, u16 reason, 2617 bool del_sta) 2618 { 2619 struct wil6210_priv *wil = vif_to_wil(vif); 2620 int rc; 2621 struct wmi_disconnect_sta_cmd disc_sta_cmd = { 2622 .disconnect_reason = cpu_to_le16(reason), 2623 }; 2624 struct wmi_del_sta_cmd del_sta_cmd = { 2625 .disconnect_reason = cpu_to_le16(reason), 2626 }; 2627 struct { 2628 struct wmi_cmd_hdr wmi; 2629 struct wmi_disconnect_event evt; 2630 } __packed reply; 2631 2632 wil_dbg_wmi(wil, "disconnect_sta: (%pM, reason %d)\n", mac, reason); 2633 2634 memset(&reply, 0, sizeof(reply)); 2635 vif->locally_generated_disc = true; 2636 if (del_sta) { 2637 ether_addr_copy(del_sta_cmd.dst_mac, mac); 2638 rc = wmi_call(wil, WMI_DEL_STA_CMDID, vif->mid, &del_sta_cmd, 2639 sizeof(del_sta_cmd), WMI_DISCONNECT_EVENTID, 2640 &reply, sizeof(reply), 1000); 2641 } else { 2642 ether_addr_copy(disc_sta_cmd.dst_mac, mac); 2643 rc = wmi_call(wil, WMI_DISCONNECT_STA_CMDID, vif->mid, 2644 &disc_sta_cmd, sizeof(disc_sta_cmd), 2645 WMI_DISCONNECT_EVENTID, 2646 &reply, sizeof(reply), 1000); 2647 } 2648 /* failure to disconnect in reasonable time treated as FW error */ 2649 if (rc) { 2650 wil_fw_error_recovery(wil); 2651 return rc; 2652 } 2653 wil->sinfo_gen++; 2654 2655 return 0; 2656 } 2657 2658 int wmi_addba(struct wil6210_priv *wil, u8 mid, 2659 u8 ringid, u8 size, u16 timeout) 2660 { 2661 u8 amsdu = wil->use_enhanced_dma_hw && wil->use_rx_hw_reordering && 2662 test_bit(WMI_FW_CAPABILITY_AMSDU, wil->fw_capabilities) && 2663 wil->amsdu_en; 2664 struct wmi_ring_ba_en_cmd cmd = { 2665 .ring_id = ringid, 2666 .agg_max_wsize = size, 2667 .ba_timeout = cpu_to_le16(timeout), 2668 .amsdu = amsdu, 2669 }; 2670 2671 wil_dbg_wmi(wil, "addba: (ring %d size %d timeout %d amsdu %d)\n", 2672 ringid, size, timeout, amsdu); 2673 2674 return wmi_send(wil, WMI_RING_BA_EN_CMDID, mid, &cmd, sizeof(cmd)); 2675 } 2676 2677 int wmi_delba_tx(struct wil6210_priv *wil, u8 mid, u8 ringid, u16 reason) 2678 { 2679 struct wmi_ring_ba_dis_cmd cmd = { 2680 .ring_id = ringid, 2681 .reason = cpu_to_le16(reason), 2682 }; 2683 2684 wil_dbg_wmi(wil, "delba_tx: (ring %d reason %d)\n", ringid, reason); 2685 2686 return wmi_send(wil, WMI_RING_BA_DIS_CMDID, mid, &cmd, sizeof(cmd)); 2687 } 2688 2689 int wmi_delba_rx(struct wil6210_priv *wil, u8 mid, u8 cid, u8 tid, u16 reason) 2690 { 2691 struct wmi_rcp_delba_cmd cmd = { 2692 .reason = cpu_to_le16(reason), 2693 }; 2694 2695 if (cid >= WIL6210_RX_DESC_MAX_CID) { 2696 cmd.cidxtid = CIDXTID_EXTENDED_CID_TID; 2697 cmd.cid = cid; 2698 cmd.tid = tid; 2699 } else { 2700 cmd.cidxtid = mk_cidxtid(cid, tid); 2701 } 2702 2703 wil_dbg_wmi(wil, "delba_rx: (CID %d TID %d reason %d)\n", cid, 2704 tid, reason); 2705 2706 return wmi_send(wil, WMI_RCP_DELBA_CMDID, mid, &cmd, sizeof(cmd)); 2707 } 2708 2709 int wmi_addba_rx_resp(struct wil6210_priv *wil, 2710 u8 mid, u8 cid, u8 tid, u8 token, 2711 u16 status, bool amsdu, u16 agg_wsize, u16 timeout) 2712 { 2713 int rc; 2714 struct wmi_rcp_addba_resp_cmd cmd = { 2715 .dialog_token = token, 2716 .status_code = cpu_to_le16(status), 2717 /* bit 0: A-MSDU supported 2718 * bit 1: policy (should be 0 for us) 2719 * bits 2..5: TID 2720 * bits 6..15: buffer size 2721 */ 2722 .ba_param_set = cpu_to_le16((amsdu ? 1 : 0) | (tid << 2) | 2723 (agg_wsize << 6)), 2724 .ba_timeout = cpu_to_le16(timeout), 2725 }; 2726 struct { 2727 struct wmi_cmd_hdr wmi; 2728 struct wmi_rcp_addba_resp_sent_event evt; 2729 } __packed reply = { 2730 .evt = {.status = cpu_to_le16(WMI_FW_STATUS_FAILURE)}, 2731 }; 2732 2733 if (cid >= WIL6210_RX_DESC_MAX_CID) { 2734 cmd.cidxtid = CIDXTID_EXTENDED_CID_TID; 2735 cmd.cid = cid; 2736 cmd.tid = tid; 2737 } else { 2738 cmd.cidxtid = mk_cidxtid(cid, tid); 2739 } 2740 2741 wil_dbg_wmi(wil, 2742 "ADDBA response for MID %d CID %d TID %d size %d timeout %d status %d AMSDU%s\n", 2743 mid, cid, tid, agg_wsize, 2744 timeout, status, amsdu ? "+" : "-"); 2745 2746 rc = wmi_call(wil, WMI_RCP_ADDBA_RESP_CMDID, mid, &cmd, sizeof(cmd), 2747 WMI_RCP_ADDBA_RESP_SENT_EVENTID, &reply, sizeof(reply), 2748 100); 2749 if (rc) 2750 return rc; 2751 2752 if (reply.evt.status) { 2753 wil_err(wil, "ADDBA response failed with status %d\n", 2754 le16_to_cpu(reply.evt.status)); 2755 rc = -EINVAL; 2756 } 2757 2758 return rc; 2759 } 2760 2761 int wmi_addba_rx_resp_edma(struct wil6210_priv *wil, u8 mid, u8 cid, u8 tid, 2762 u8 token, u16 status, bool amsdu, u16 agg_wsize, 2763 u16 timeout) 2764 { 2765 int rc; 2766 struct wmi_rcp_addba_resp_edma_cmd cmd = { 2767 .cid = cid, 2768 .tid = tid, 2769 .dialog_token = token, 2770 .status_code = cpu_to_le16(status), 2771 /* bit 0: A-MSDU supported 2772 * bit 1: policy (should be 0 for us) 2773 * bits 2..5: TID 2774 * bits 6..15: buffer size 2775 */ 2776 .ba_param_set = cpu_to_le16((amsdu ? 1 : 0) | (tid << 2) | 2777 (agg_wsize << 6)), 2778 .ba_timeout = cpu_to_le16(timeout), 2779 /* route all the connections to status ring 0 */ 2780 .status_ring_id = WIL_DEFAULT_RX_STATUS_RING_ID, 2781 }; 2782 struct { 2783 struct wmi_cmd_hdr wmi; 2784 struct wmi_rcp_addba_resp_sent_event evt; 2785 } __packed reply = { 2786 .evt = {.status = cpu_to_le16(WMI_FW_STATUS_FAILURE)}, 2787 }; 2788 2789 wil_dbg_wmi(wil, 2790 "ADDBA response for CID %d TID %d size %d timeout %d status %d AMSDU%s, sring_id %d\n", 2791 cid, tid, agg_wsize, timeout, status, amsdu ? "+" : "-", 2792 WIL_DEFAULT_RX_STATUS_RING_ID); 2793 2794 rc = wmi_call(wil, WMI_RCP_ADDBA_RESP_EDMA_CMDID, mid, &cmd, 2795 sizeof(cmd), WMI_RCP_ADDBA_RESP_SENT_EVENTID, &reply, 2796 sizeof(reply), WIL_WMI_CALL_GENERAL_TO_MS); 2797 if (rc) 2798 return rc; 2799 2800 if (reply.evt.status) { 2801 wil_err(wil, "ADDBA response failed with status %d\n", 2802 le16_to_cpu(reply.evt.status)); 2803 rc = -EINVAL; 2804 } 2805 2806 return rc; 2807 } 2808 2809 int wmi_ps_dev_profile_cfg(struct wil6210_priv *wil, 2810 enum wmi_ps_profile_type ps_profile) 2811 { 2812 struct wil6210_vif *vif = ndev_to_vif(wil->main_ndev); 2813 int rc; 2814 struct wmi_ps_dev_profile_cfg_cmd cmd = { 2815 .ps_profile = ps_profile, 2816 }; 2817 struct { 2818 struct wmi_cmd_hdr wmi; 2819 struct wmi_ps_dev_profile_cfg_event evt; 2820 } __packed reply = { 2821 .evt = {.status = cpu_to_le32(WMI_PS_CFG_CMD_STATUS_ERROR)}, 2822 }; 2823 u32 status; 2824 2825 wil_dbg_wmi(wil, "Setting ps dev profile %d\n", ps_profile); 2826 2827 rc = wmi_call(wil, WMI_PS_DEV_PROFILE_CFG_CMDID, vif->mid, 2828 &cmd, sizeof(cmd), 2829 WMI_PS_DEV_PROFILE_CFG_EVENTID, &reply, sizeof(reply), 2830 100); 2831 if (rc) 2832 return rc; 2833 2834 status = le32_to_cpu(reply.evt.status); 2835 2836 if (status != WMI_PS_CFG_CMD_STATUS_SUCCESS) { 2837 wil_err(wil, "ps dev profile cfg failed with status %d\n", 2838 status); 2839 rc = -EINVAL; 2840 } 2841 2842 return rc; 2843 } 2844 2845 int wmi_set_mgmt_retry(struct wil6210_priv *wil, u8 retry_short) 2846 { 2847 struct wil6210_vif *vif = ndev_to_vif(wil->main_ndev); 2848 int rc; 2849 struct wmi_set_mgmt_retry_limit_cmd cmd = { 2850 .mgmt_retry_limit = retry_short, 2851 }; 2852 struct { 2853 struct wmi_cmd_hdr wmi; 2854 struct wmi_set_mgmt_retry_limit_event evt; 2855 } __packed reply = { 2856 .evt = {.status = WMI_FW_STATUS_FAILURE}, 2857 }; 2858 2859 wil_dbg_wmi(wil, "Setting mgmt retry short %d\n", retry_short); 2860 2861 if (!test_bit(WMI_FW_CAPABILITY_MGMT_RETRY_LIMIT, wil->fw_capabilities)) 2862 return -ENOTSUPP; 2863 2864 rc = wmi_call(wil, WMI_SET_MGMT_RETRY_LIMIT_CMDID, vif->mid, 2865 &cmd, sizeof(cmd), 2866 WMI_SET_MGMT_RETRY_LIMIT_EVENTID, &reply, sizeof(reply), 2867 100); 2868 if (rc) 2869 return rc; 2870 2871 if (reply.evt.status != WMI_FW_STATUS_SUCCESS) { 2872 wil_err(wil, "set mgmt retry limit failed with status %d\n", 2873 reply.evt.status); 2874 rc = -EINVAL; 2875 } 2876 2877 return rc; 2878 } 2879 2880 int wmi_get_mgmt_retry(struct wil6210_priv *wil, u8 *retry_short) 2881 { 2882 struct wil6210_vif *vif = ndev_to_vif(wil->main_ndev); 2883 int rc; 2884 struct { 2885 struct wmi_cmd_hdr wmi; 2886 struct wmi_get_mgmt_retry_limit_event evt; 2887 } __packed reply; 2888 2889 wil_dbg_wmi(wil, "getting mgmt retry short\n"); 2890 2891 if (!test_bit(WMI_FW_CAPABILITY_MGMT_RETRY_LIMIT, wil->fw_capabilities)) 2892 return -ENOTSUPP; 2893 2894 memset(&reply, 0, sizeof(reply)); 2895 rc = wmi_call(wil, WMI_GET_MGMT_RETRY_LIMIT_CMDID, vif->mid, NULL, 0, 2896 WMI_GET_MGMT_RETRY_LIMIT_EVENTID, &reply, sizeof(reply), 2897 100); 2898 if (rc) 2899 return rc; 2900 2901 if (retry_short) 2902 *retry_short = reply.evt.mgmt_retry_limit; 2903 2904 return 0; 2905 } 2906 2907 int wmi_abort_scan(struct wil6210_vif *vif) 2908 { 2909 struct wil6210_priv *wil = vif_to_wil(vif); 2910 int rc; 2911 2912 wil_dbg_wmi(wil, "sending WMI_ABORT_SCAN_CMDID\n"); 2913 2914 rc = wmi_send(wil, WMI_ABORT_SCAN_CMDID, vif->mid, NULL, 0); 2915 if (rc) 2916 wil_err(wil, "Failed to abort scan (%d)\n", rc); 2917 2918 return rc; 2919 } 2920 2921 int wmi_new_sta(struct wil6210_vif *vif, const u8 *mac, u8 aid) 2922 { 2923 struct wil6210_priv *wil = vif_to_wil(vif); 2924 int rc; 2925 struct wmi_new_sta_cmd cmd = { 2926 .aid = aid, 2927 }; 2928 2929 wil_dbg_wmi(wil, "new sta %pM, aid %d\n", mac, aid); 2930 2931 ether_addr_copy(cmd.dst_mac, mac); 2932 2933 rc = wmi_send(wil, WMI_NEW_STA_CMDID, vif->mid, &cmd, sizeof(cmd)); 2934 if (rc) 2935 wil_err(wil, "Failed to send new sta (%d)\n", rc); 2936 2937 return rc; 2938 } 2939 2940 void wmi_event_flush(struct wil6210_priv *wil) 2941 { 2942 ulong flags; 2943 struct pending_wmi_event *evt, *t; 2944 2945 wil_dbg_wmi(wil, "event_flush\n"); 2946 2947 spin_lock_irqsave(&wil->wmi_ev_lock, flags); 2948 2949 list_for_each_entry_safe(evt, t, &wil->pending_wmi_ev, list) { 2950 list_del(&evt->list); 2951 kfree(evt); 2952 } 2953 2954 spin_unlock_irqrestore(&wil->wmi_ev_lock, flags); 2955 } 2956 2957 static const char *suspend_status2name(u8 status) 2958 { 2959 switch (status) { 2960 case WMI_TRAFFIC_SUSPEND_REJECTED_LINK_NOT_IDLE: 2961 return "LINK_NOT_IDLE"; 2962 case WMI_TRAFFIC_SUSPEND_REJECTED_DISCONNECT: 2963 return "DISCONNECT"; 2964 case WMI_TRAFFIC_SUSPEND_REJECTED_OTHER: 2965 return "OTHER"; 2966 default: 2967 return "Untracked status"; 2968 } 2969 } 2970 2971 int wmi_suspend(struct wil6210_priv *wil) 2972 { 2973 struct wil6210_vif *vif = ndev_to_vif(wil->main_ndev); 2974 int rc; 2975 struct wmi_traffic_suspend_cmd cmd = { 2976 .wakeup_trigger = wil->wakeup_trigger, 2977 }; 2978 struct { 2979 struct wmi_cmd_hdr wmi; 2980 struct wmi_traffic_suspend_event evt; 2981 } __packed reply = { 2982 .evt = {.status = WMI_TRAFFIC_SUSPEND_REJECTED_LINK_NOT_IDLE}, 2983 }; 2984 2985 u32 suspend_to = WIL_WAIT_FOR_SUSPEND_RESUME_COMP; 2986 2987 wil->suspend_resp_rcvd = false; 2988 wil->suspend_resp_comp = false; 2989 2990 rc = wmi_call(wil, WMI_TRAFFIC_SUSPEND_CMDID, vif->mid, 2991 &cmd, sizeof(cmd), 2992 WMI_TRAFFIC_SUSPEND_EVENTID, &reply, sizeof(reply), 2993 suspend_to); 2994 if (rc) { 2995 wil_err(wil, "wmi_call for suspend req failed, rc=%d\n", rc); 2996 if (rc == -ETIME) 2997 /* wmi_call TO */ 2998 wil->suspend_stats.rejected_by_device++; 2999 else 3000 wil->suspend_stats.rejected_by_host++; 3001 goto out; 3002 } 3003 3004 wil_dbg_wmi(wil, "waiting for suspend_response_completed\n"); 3005 3006 rc = wait_event_interruptible_timeout(wil->wq, 3007 wil->suspend_resp_comp, 3008 msecs_to_jiffies(suspend_to)); 3009 if (rc == 0) { 3010 wil_err(wil, "TO waiting for suspend_response_completed\n"); 3011 if (wil->suspend_resp_rcvd) 3012 /* Device responded but we TO due to another reason */ 3013 wil->suspend_stats.rejected_by_host++; 3014 else 3015 wil->suspend_stats.rejected_by_device++; 3016 rc = -EBUSY; 3017 goto out; 3018 } 3019 3020 wil_dbg_wmi(wil, "suspend_response_completed rcvd\n"); 3021 if (reply.evt.status != WMI_TRAFFIC_SUSPEND_APPROVED) { 3022 wil_dbg_pm(wil, "device rejected the suspend, %s\n", 3023 suspend_status2name(reply.evt.status)); 3024 wil->suspend_stats.rejected_by_device++; 3025 } 3026 rc = reply.evt.status; 3027 3028 out: 3029 wil->suspend_resp_rcvd = false; 3030 wil->suspend_resp_comp = false; 3031 3032 return rc; 3033 } 3034 3035 static void resume_triggers2string(u32 triggers, char *string, int str_size) 3036 { 3037 string[0] = '\0'; 3038 3039 if (!triggers) { 3040 strlcat(string, " UNKNOWN", str_size); 3041 return; 3042 } 3043 3044 if (triggers & WMI_RESUME_TRIGGER_HOST) 3045 strlcat(string, " HOST", str_size); 3046 3047 if (triggers & WMI_RESUME_TRIGGER_UCAST_RX) 3048 strlcat(string, " UCAST_RX", str_size); 3049 3050 if (triggers & WMI_RESUME_TRIGGER_BCAST_RX) 3051 strlcat(string, " BCAST_RX", str_size); 3052 3053 if (triggers & WMI_RESUME_TRIGGER_WMI_EVT) 3054 strlcat(string, " WMI_EVT", str_size); 3055 3056 if (triggers & WMI_RESUME_TRIGGER_DISCONNECT) 3057 strlcat(string, " DISCONNECT", str_size); 3058 } 3059 3060 int wmi_resume(struct wil6210_priv *wil) 3061 { 3062 struct wil6210_vif *vif = ndev_to_vif(wil->main_ndev); 3063 int rc; 3064 char string[100]; 3065 struct { 3066 struct wmi_cmd_hdr wmi; 3067 struct wmi_traffic_resume_event evt; 3068 } __packed reply = { 3069 .evt = {.status = WMI_TRAFFIC_RESUME_FAILED, 3070 .resume_triggers = 3071 cpu_to_le32(WMI_RESUME_TRIGGER_UNKNOWN)}, 3072 }; 3073 3074 rc = wmi_call(wil, WMI_TRAFFIC_RESUME_CMDID, vif->mid, NULL, 0, 3075 WMI_TRAFFIC_RESUME_EVENTID, &reply, sizeof(reply), 3076 WIL_WAIT_FOR_SUSPEND_RESUME_COMP); 3077 if (rc) 3078 return rc; 3079 resume_triggers2string(le32_to_cpu(reply.evt.resume_triggers), string, 3080 sizeof(string)); 3081 wil_dbg_pm(wil, "device resume %s, resume triggers:%s (0x%x)\n", 3082 reply.evt.status ? "failed" : "passed", string, 3083 le32_to_cpu(reply.evt.resume_triggers)); 3084 3085 return reply.evt.status; 3086 } 3087 3088 int wmi_port_allocate(struct wil6210_priv *wil, u8 mid, 3089 const u8 *mac, enum nl80211_iftype iftype) 3090 { 3091 int rc; 3092 struct wmi_port_allocate_cmd cmd = { 3093 .mid = mid, 3094 }; 3095 struct { 3096 struct wmi_cmd_hdr wmi; 3097 struct wmi_port_allocated_event evt; 3098 } __packed reply = { 3099 .evt = {.status = WMI_FW_STATUS_FAILURE}, 3100 }; 3101 3102 wil_dbg_misc(wil, "port allocate, mid %d iftype %d, mac %pM\n", 3103 mid, iftype, mac); 3104 3105 ether_addr_copy(cmd.mac, mac); 3106 switch (iftype) { 3107 case NL80211_IFTYPE_STATION: 3108 cmd.port_role = WMI_PORT_STA; 3109 break; 3110 case NL80211_IFTYPE_AP: 3111 cmd.port_role = WMI_PORT_AP; 3112 break; 3113 case NL80211_IFTYPE_P2P_CLIENT: 3114 cmd.port_role = WMI_PORT_P2P_CLIENT; 3115 break; 3116 case NL80211_IFTYPE_P2P_GO: 3117 cmd.port_role = WMI_PORT_P2P_GO; 3118 break; 3119 /* what about monitor??? */ 3120 default: 3121 wil_err(wil, "unsupported iftype: %d\n", iftype); 3122 return -EINVAL; 3123 } 3124 3125 rc = wmi_call(wil, WMI_PORT_ALLOCATE_CMDID, mid, 3126 &cmd, sizeof(cmd), 3127 WMI_PORT_ALLOCATED_EVENTID, &reply, 3128 sizeof(reply), 300); 3129 if (rc) { 3130 wil_err(wil, "failed to allocate port, status %d\n", rc); 3131 return rc; 3132 } 3133 if (reply.evt.status != WMI_FW_STATUS_SUCCESS) { 3134 wil_err(wil, "WMI_PORT_ALLOCATE returned status %d\n", 3135 reply.evt.status); 3136 return -EINVAL; 3137 } 3138 3139 return 0; 3140 } 3141 3142 int wmi_port_delete(struct wil6210_priv *wil, u8 mid) 3143 { 3144 int rc; 3145 struct wmi_port_delete_cmd cmd = { 3146 .mid = mid, 3147 }; 3148 struct { 3149 struct wmi_cmd_hdr wmi; 3150 struct wmi_port_deleted_event evt; 3151 } __packed reply = { 3152 .evt = {.status = WMI_FW_STATUS_FAILURE}, 3153 }; 3154 3155 wil_dbg_misc(wil, "port delete, mid %d\n", mid); 3156 3157 rc = wmi_call(wil, WMI_PORT_DELETE_CMDID, mid, 3158 &cmd, sizeof(cmd), 3159 WMI_PORT_DELETED_EVENTID, &reply, 3160 sizeof(reply), 2000); 3161 if (rc) { 3162 wil_err(wil, "failed to delete port, status %d\n", rc); 3163 return rc; 3164 } 3165 if (reply.evt.status != WMI_FW_STATUS_SUCCESS) { 3166 wil_err(wil, "WMI_PORT_DELETE returned status %d\n", 3167 reply.evt.status); 3168 return -EINVAL; 3169 } 3170 3171 return 0; 3172 } 3173 3174 static bool wmi_evt_call_handler(struct wil6210_vif *vif, int id, 3175 void *d, int len) 3176 { 3177 uint i; 3178 3179 for (i = 0; i < ARRAY_SIZE(wmi_evt_handlers); i++) { 3180 if (wmi_evt_handlers[i].eventid == id) { 3181 wmi_evt_handlers[i].handler(vif, id, d, len); 3182 return true; 3183 } 3184 } 3185 3186 return false; 3187 } 3188 3189 static void wmi_event_handle(struct wil6210_priv *wil, 3190 struct wil6210_mbox_hdr *hdr) 3191 { 3192 u16 len = le16_to_cpu(hdr->len); 3193 struct wil6210_vif *vif; 3194 3195 if ((hdr->type == WIL_MBOX_HDR_TYPE_WMI) && 3196 (len >= sizeof(struct wmi_cmd_hdr))) { 3197 struct wmi_cmd_hdr *wmi = (void *)(&hdr[1]); 3198 void *evt_data = (void *)(&wmi[1]); 3199 u16 id = le16_to_cpu(wmi->command_id); 3200 u8 mid = wmi->mid; 3201 3202 wil_dbg_wmi(wil, "Handle %s (0x%04x) (reply_id 0x%04x,%d)\n", 3203 eventid2name(id), id, wil->reply_id, 3204 wil->reply_mid); 3205 3206 if (mid == MID_BROADCAST) 3207 mid = 0; 3208 if (mid >= GET_MAX_VIFS(wil)) { 3209 wil_dbg_wmi(wil, "invalid mid %d, event skipped\n", 3210 mid); 3211 return; 3212 } 3213 vif = wil->vifs[mid]; 3214 if (!vif) { 3215 wil_dbg_wmi(wil, "event for empty VIF(%d), skipped\n", 3216 mid); 3217 return; 3218 } 3219 3220 /* check if someone waits for this event */ 3221 if (wil->reply_id && wil->reply_id == id && 3222 wil->reply_mid == mid) { 3223 WARN_ON(wil->reply_buf); 3224 3225 wmi_evt_call_handler(vif, id, evt_data, 3226 len - sizeof(*wmi)); 3227 wil_dbg_wmi(wil, "event_handle: Complete WMI 0x%04x\n", 3228 id); 3229 complete(&wil->wmi_call); 3230 return; 3231 } 3232 /* unsolicited event */ 3233 /* search for handler */ 3234 if (!wmi_evt_call_handler(vif, id, evt_data, 3235 len - sizeof(*wmi))) { 3236 wil_info(wil, "Unhandled event 0x%04x\n", id); 3237 } 3238 } else { 3239 wil_err(wil, "Unknown event type\n"); 3240 print_hex_dump(KERN_ERR, "evt?? ", DUMP_PREFIX_OFFSET, 16, 1, 3241 hdr, sizeof(*hdr) + len, true); 3242 } 3243 } 3244 3245 /* 3246 * Retrieve next WMI event from the pending list 3247 */ 3248 static struct list_head *next_wmi_ev(struct wil6210_priv *wil) 3249 { 3250 ulong flags; 3251 struct list_head *ret = NULL; 3252 3253 spin_lock_irqsave(&wil->wmi_ev_lock, flags); 3254 3255 if (!list_empty(&wil->pending_wmi_ev)) { 3256 ret = wil->pending_wmi_ev.next; 3257 list_del(ret); 3258 } 3259 3260 spin_unlock_irqrestore(&wil->wmi_ev_lock, flags); 3261 3262 return ret; 3263 } 3264 3265 /* 3266 * Handler for the WMI events 3267 */ 3268 void wmi_event_worker(struct work_struct *work) 3269 { 3270 struct wil6210_priv *wil = container_of(work, struct wil6210_priv, 3271 wmi_event_worker); 3272 struct pending_wmi_event *evt; 3273 struct list_head *lh; 3274 3275 wil_dbg_wmi(wil, "event_worker: Start\n"); 3276 while ((lh = next_wmi_ev(wil)) != NULL) { 3277 evt = list_entry(lh, struct pending_wmi_event, list); 3278 wmi_event_handle(wil, &evt->event.hdr); 3279 kfree(evt); 3280 } 3281 wil_dbg_wmi(wil, "event_worker: Finished\n"); 3282 } 3283 3284 bool wil_is_wmi_idle(struct wil6210_priv *wil) 3285 { 3286 ulong flags; 3287 struct wil6210_mbox_ring *r = &wil->mbox_ctl.rx; 3288 bool rc = false; 3289 3290 spin_lock_irqsave(&wil->wmi_ev_lock, flags); 3291 3292 /* Check if there are pending WMI events in the events queue */ 3293 if (!list_empty(&wil->pending_wmi_ev)) { 3294 wil_dbg_pm(wil, "Pending WMI events in queue\n"); 3295 goto out; 3296 } 3297 3298 /* Check if there is a pending WMI call */ 3299 if (wil->reply_id) { 3300 wil_dbg_pm(wil, "Pending WMI call\n"); 3301 goto out; 3302 } 3303 3304 /* Check if there are pending RX events in mbox */ 3305 r->head = wil_r(wil, RGF_MBOX + 3306 offsetof(struct wil6210_mbox_ctl, rx.head)); 3307 if (r->tail != r->head) 3308 wil_dbg_pm(wil, "Pending WMI mbox events\n"); 3309 else 3310 rc = true; 3311 3312 out: 3313 spin_unlock_irqrestore(&wil->wmi_ev_lock, flags); 3314 return rc; 3315 } 3316 3317 static void 3318 wmi_sched_scan_set_ssids(struct wil6210_priv *wil, 3319 struct wmi_start_sched_scan_cmd *cmd, 3320 struct cfg80211_ssid *ssids, int n_ssids, 3321 struct cfg80211_match_set *match_sets, 3322 int n_match_sets) 3323 { 3324 int i; 3325 3326 if (n_match_sets > WMI_MAX_PNO_SSID_NUM) { 3327 wil_dbg_wmi(wil, "too many match sets (%d), use first %d\n", 3328 n_match_sets, WMI_MAX_PNO_SSID_NUM); 3329 n_match_sets = WMI_MAX_PNO_SSID_NUM; 3330 } 3331 cmd->num_of_ssids = n_match_sets; 3332 3333 for (i = 0; i < n_match_sets; i++) { 3334 struct wmi_sched_scan_ssid_match *wmi_match = 3335 &cmd->ssid_for_match[i]; 3336 struct cfg80211_match_set *cfg_match = &match_sets[i]; 3337 int j; 3338 3339 wmi_match->ssid_len = cfg_match->ssid.ssid_len; 3340 memcpy(wmi_match->ssid, cfg_match->ssid.ssid, 3341 min_t(u8, wmi_match->ssid_len, WMI_MAX_SSID_LEN)); 3342 wmi_match->rssi_threshold = S8_MIN; 3343 if (cfg_match->rssi_thold >= S8_MIN && 3344 cfg_match->rssi_thold <= S8_MAX) 3345 wmi_match->rssi_threshold = cfg_match->rssi_thold; 3346 3347 for (j = 0; j < n_ssids; j++) 3348 if (wmi_match->ssid_len == ssids[j].ssid_len && 3349 memcmp(wmi_match->ssid, ssids[j].ssid, 3350 wmi_match->ssid_len) == 0) 3351 wmi_match->add_ssid_to_probe = true; 3352 } 3353 } 3354 3355 static void 3356 wmi_sched_scan_set_channels(struct wil6210_priv *wil, 3357 struct wmi_start_sched_scan_cmd *cmd, 3358 u32 n_channels, 3359 struct ieee80211_channel **channels) 3360 { 3361 int i; 3362 3363 if (n_channels > WMI_MAX_CHANNEL_NUM) { 3364 wil_dbg_wmi(wil, "too many channels (%d), use first %d\n", 3365 n_channels, WMI_MAX_CHANNEL_NUM); 3366 n_channels = WMI_MAX_CHANNEL_NUM; 3367 } 3368 cmd->num_of_channels = n_channels; 3369 3370 for (i = 0; i < n_channels; i++) { 3371 struct ieee80211_channel *cfg_chan = channels[i]; 3372 3373 cmd->channel_list[i] = cfg_chan->hw_value - 1; 3374 } 3375 } 3376 3377 static void 3378 wmi_sched_scan_set_plans(struct wil6210_priv *wil, 3379 struct wmi_start_sched_scan_cmd *cmd, 3380 struct cfg80211_sched_scan_plan *scan_plans, 3381 int n_scan_plans) 3382 { 3383 int i; 3384 3385 if (n_scan_plans > WMI_MAX_PLANS_NUM) { 3386 wil_dbg_wmi(wil, "too many plans (%d), use first %d\n", 3387 n_scan_plans, WMI_MAX_PLANS_NUM); 3388 n_scan_plans = WMI_MAX_PLANS_NUM; 3389 } 3390 3391 for (i = 0; i < n_scan_plans; i++) { 3392 struct cfg80211_sched_scan_plan *cfg_plan = &scan_plans[i]; 3393 3394 cmd->scan_plans[i].interval_sec = 3395 cpu_to_le16(cfg_plan->interval); 3396 cmd->scan_plans[i].num_of_iterations = 3397 cpu_to_le16(cfg_plan->iterations); 3398 } 3399 } 3400 3401 int wmi_start_sched_scan(struct wil6210_priv *wil, 3402 struct cfg80211_sched_scan_request *request) 3403 { 3404 struct wil6210_vif *vif = ndev_to_vif(wil->main_ndev); 3405 int rc; 3406 struct wmi_start_sched_scan_cmd cmd = { 3407 .min_rssi_threshold = S8_MIN, 3408 .initial_delay_sec = cpu_to_le16(request->delay), 3409 }; 3410 struct { 3411 struct wmi_cmd_hdr wmi; 3412 struct wmi_start_sched_scan_event evt; 3413 } __packed reply = { 3414 .evt = {.result = WMI_PNO_REJECT}, 3415 }; 3416 3417 if (!test_bit(WMI_FW_CAPABILITY_PNO, wil->fw_capabilities)) 3418 return -ENOTSUPP; 3419 3420 if (request->min_rssi_thold >= S8_MIN && 3421 request->min_rssi_thold <= S8_MAX) 3422 cmd.min_rssi_threshold = request->min_rssi_thold; 3423 3424 wmi_sched_scan_set_ssids(wil, &cmd, request->ssids, request->n_ssids, 3425 request->match_sets, request->n_match_sets); 3426 wmi_sched_scan_set_channels(wil, &cmd, 3427 request->n_channels, request->channels); 3428 wmi_sched_scan_set_plans(wil, &cmd, 3429 request->scan_plans, request->n_scan_plans); 3430 3431 rc = wmi_call(wil, WMI_START_SCHED_SCAN_CMDID, vif->mid, 3432 &cmd, sizeof(cmd), 3433 WMI_START_SCHED_SCAN_EVENTID, &reply, sizeof(reply), 3434 WIL_WMI_CALL_GENERAL_TO_MS); 3435 if (rc) 3436 return rc; 3437 3438 if (reply.evt.result != WMI_PNO_SUCCESS) { 3439 wil_err(wil, "start sched scan failed, result %d\n", 3440 reply.evt.result); 3441 return -EINVAL; 3442 } 3443 3444 return 0; 3445 } 3446 3447 int wmi_stop_sched_scan(struct wil6210_priv *wil) 3448 { 3449 struct wil6210_vif *vif = ndev_to_vif(wil->main_ndev); 3450 int rc; 3451 struct { 3452 struct wmi_cmd_hdr wmi; 3453 struct wmi_stop_sched_scan_event evt; 3454 } __packed reply = { 3455 .evt = {.result = WMI_PNO_REJECT}, 3456 }; 3457 3458 if (!test_bit(WMI_FW_CAPABILITY_PNO, wil->fw_capabilities)) 3459 return -ENOTSUPP; 3460 3461 rc = wmi_call(wil, WMI_STOP_SCHED_SCAN_CMDID, vif->mid, NULL, 0, 3462 WMI_STOP_SCHED_SCAN_EVENTID, &reply, sizeof(reply), 3463 WIL_WMI_CALL_GENERAL_TO_MS); 3464 if (rc) 3465 return rc; 3466 3467 if (reply.evt.result != WMI_PNO_SUCCESS) { 3468 wil_err(wil, "stop sched scan failed, result %d\n", 3469 reply.evt.result); 3470 return -EINVAL; 3471 } 3472 3473 return 0; 3474 } 3475 3476 int wmi_mgmt_tx(struct wil6210_vif *vif, const u8 *buf, size_t len) 3477 { 3478 size_t total; 3479 struct wil6210_priv *wil = vif_to_wil(vif); 3480 struct ieee80211_mgmt *mgmt_frame = (void *)buf; 3481 struct wmi_sw_tx_req_cmd *cmd; 3482 struct { 3483 struct wmi_cmd_hdr wmi; 3484 struct wmi_sw_tx_complete_event evt; 3485 } __packed evt = { 3486 .evt = {.status = WMI_FW_STATUS_FAILURE}, 3487 }; 3488 int rc; 3489 3490 wil_dbg_misc(wil, "mgmt_tx mid %d\n", vif->mid); 3491 wil_hex_dump_misc("mgmt tx frame ", DUMP_PREFIX_OFFSET, 16, 1, buf, 3492 len, true); 3493 3494 if (len < sizeof(struct ieee80211_hdr_3addr)) 3495 return -EINVAL; 3496 3497 total = sizeof(*cmd) + len; 3498 if (total < len) { 3499 wil_err(wil, "mgmt_tx invalid len %zu\n", len); 3500 return -EINVAL; 3501 } 3502 3503 cmd = kmalloc(total, GFP_KERNEL); 3504 if (!cmd) 3505 return -ENOMEM; 3506 3507 memcpy(cmd->dst_mac, mgmt_frame->da, WMI_MAC_LEN); 3508 cmd->len = cpu_to_le16(len); 3509 memcpy(cmd->payload, buf, len); 3510 3511 rc = wmi_call(wil, WMI_SW_TX_REQ_CMDID, vif->mid, cmd, total, 3512 WMI_SW_TX_COMPLETE_EVENTID, &evt, sizeof(evt), 2000); 3513 if (!rc && evt.evt.status != WMI_FW_STATUS_SUCCESS) { 3514 wil_dbg_wmi(wil, "mgmt_tx failed with status %d\n", 3515 evt.evt.status); 3516 rc = -EAGAIN; 3517 } 3518 3519 kfree(cmd); 3520 3521 return rc; 3522 } 3523 3524 int wmi_mgmt_tx_ext(struct wil6210_vif *vif, const u8 *buf, size_t len, 3525 u8 channel, u16 duration_ms) 3526 { 3527 size_t total; 3528 struct wil6210_priv *wil = vif_to_wil(vif); 3529 struct ieee80211_mgmt *mgmt_frame = (void *)buf; 3530 struct wmi_sw_tx_req_ext_cmd *cmd; 3531 struct { 3532 struct wmi_cmd_hdr wmi; 3533 struct wmi_sw_tx_complete_event evt; 3534 } __packed evt = { 3535 .evt = {.status = WMI_FW_STATUS_FAILURE}, 3536 }; 3537 int rc; 3538 3539 wil_dbg_wmi(wil, "mgmt_tx_ext mid %d channel %d duration %d\n", 3540 vif->mid, channel, duration_ms); 3541 wil_hex_dump_wmi("mgmt_tx_ext frame ", DUMP_PREFIX_OFFSET, 16, 1, buf, 3542 len, true); 3543 3544 if (len < sizeof(struct ieee80211_hdr_3addr)) { 3545 wil_err(wil, "short frame. len %zu\n", len); 3546 return -EINVAL; 3547 } 3548 3549 total = sizeof(*cmd) + len; 3550 if (total < len) { 3551 wil_err(wil, "mgmt_tx_ext invalid len %zu\n", len); 3552 return -EINVAL; 3553 } 3554 3555 cmd = kzalloc(total, GFP_KERNEL); 3556 if (!cmd) 3557 return -ENOMEM; 3558 3559 memcpy(cmd->dst_mac, mgmt_frame->da, WMI_MAC_LEN); 3560 cmd->len = cpu_to_le16(len); 3561 memcpy(cmd->payload, buf, len); 3562 cmd->channel = channel - 1; 3563 cmd->duration_ms = cpu_to_le16(duration_ms); 3564 3565 rc = wmi_call(wil, WMI_SW_TX_REQ_EXT_CMDID, vif->mid, cmd, total, 3566 WMI_SW_TX_COMPLETE_EVENTID, &evt, sizeof(evt), 2000); 3567 if (!rc && evt.evt.status != WMI_FW_STATUS_SUCCESS) { 3568 wil_dbg_wmi(wil, "mgmt_tx_ext failed with status %d\n", 3569 evt.evt.status); 3570 rc = -EAGAIN; 3571 } 3572 3573 kfree(cmd); 3574 3575 return rc; 3576 } 3577 3578 int wil_wmi_tx_sring_cfg(struct wil6210_priv *wil, int ring_id) 3579 { 3580 int rc; 3581 struct wil6210_vif *vif = ndev_to_vif(wil->main_ndev); 3582 struct wil_status_ring *sring = &wil->srings[ring_id]; 3583 struct wmi_tx_status_ring_add_cmd cmd = { 3584 .ring_cfg = { 3585 .ring_size = cpu_to_le16(sring->size), 3586 }, 3587 .irq_index = WIL_TX_STATUS_IRQ_IDX 3588 }; 3589 struct { 3590 struct wmi_cmd_hdr hdr; 3591 struct wmi_tx_status_ring_cfg_done_event evt; 3592 } __packed reply = { 3593 .evt = {.status = WMI_FW_STATUS_FAILURE}, 3594 }; 3595 3596 cmd.ring_cfg.ring_id = ring_id; 3597 3598 cmd.ring_cfg.ring_mem_base = cpu_to_le64(sring->pa); 3599 rc = wmi_call(wil, WMI_TX_STATUS_RING_ADD_CMDID, vif->mid, &cmd, 3600 sizeof(cmd), WMI_TX_STATUS_RING_CFG_DONE_EVENTID, 3601 &reply, sizeof(reply), WIL_WMI_CALL_GENERAL_TO_MS); 3602 if (rc) { 3603 wil_err(wil, "TX_STATUS_RING_ADD_CMD failed, rc %d\n", rc); 3604 return rc; 3605 } 3606 3607 if (reply.evt.status != WMI_FW_STATUS_SUCCESS) { 3608 wil_err(wil, "TX_STATUS_RING_ADD_CMD failed, status %d\n", 3609 reply.evt.status); 3610 return -EINVAL; 3611 } 3612 3613 sring->hwtail = le32_to_cpu(reply.evt.ring_tail_ptr); 3614 3615 return 0; 3616 } 3617 3618 int wil_wmi_cfg_def_rx_offload(struct wil6210_priv *wil, u16 max_rx_pl_per_desc) 3619 { 3620 struct net_device *ndev = wil->main_ndev; 3621 struct wil6210_vif *vif = ndev_to_vif(ndev); 3622 int rc; 3623 struct wmi_cfg_def_rx_offload_cmd cmd = { 3624 .max_msdu_size = cpu_to_le16(wil_mtu2macbuf(WIL_MAX_ETH_MTU)), 3625 .max_rx_pl_per_desc = cpu_to_le16(max_rx_pl_per_desc), 3626 .decap_trans_type = WMI_DECAP_TYPE_802_3, 3627 .l2_802_3_offload_ctrl = 0, 3628 .l3_l4_ctrl = 1 << L3_L4_CTRL_TCPIP_CHECKSUM_EN_POS, 3629 }; 3630 struct { 3631 struct wmi_cmd_hdr hdr; 3632 struct wmi_cfg_def_rx_offload_done_event evt; 3633 } __packed reply = { 3634 .evt = {.status = WMI_FW_STATUS_FAILURE}, 3635 }; 3636 3637 rc = wmi_call(wil, WMI_CFG_DEF_RX_OFFLOAD_CMDID, vif->mid, &cmd, 3638 sizeof(cmd), WMI_CFG_DEF_RX_OFFLOAD_DONE_EVENTID, &reply, 3639 sizeof(reply), WIL_WMI_CALL_GENERAL_TO_MS); 3640 if (rc) { 3641 wil_err(wil, "WMI_CFG_DEF_RX_OFFLOAD_CMD failed, rc %d\n", rc); 3642 return rc; 3643 } 3644 3645 if (reply.evt.status != WMI_FW_STATUS_SUCCESS) { 3646 wil_err(wil, "WMI_CFG_DEF_RX_OFFLOAD_CMD failed, status %d\n", 3647 reply.evt.status); 3648 return -EINVAL; 3649 } 3650 3651 return 0; 3652 } 3653 3654 int wil_wmi_rx_sring_add(struct wil6210_priv *wil, u16 ring_id) 3655 { 3656 struct net_device *ndev = wil->main_ndev; 3657 struct wil6210_vif *vif = ndev_to_vif(ndev); 3658 struct wil_status_ring *sring = &wil->srings[ring_id]; 3659 int rc; 3660 struct wmi_rx_status_ring_add_cmd cmd = { 3661 .ring_cfg = { 3662 .ring_size = cpu_to_le16(sring->size), 3663 .ring_id = ring_id, 3664 }, 3665 .rx_msg_type = wil->use_compressed_rx_status ? 3666 WMI_RX_MSG_TYPE_COMPRESSED : 3667 WMI_RX_MSG_TYPE_EXTENDED, 3668 .irq_index = WIL_RX_STATUS_IRQ_IDX, 3669 }; 3670 struct { 3671 struct wmi_cmd_hdr hdr; 3672 struct wmi_rx_status_ring_cfg_done_event evt; 3673 } __packed reply = { 3674 .evt = {.status = WMI_FW_STATUS_FAILURE}, 3675 }; 3676 3677 cmd.ring_cfg.ring_mem_base = cpu_to_le64(sring->pa); 3678 rc = wmi_call(wil, WMI_RX_STATUS_RING_ADD_CMDID, vif->mid, &cmd, 3679 sizeof(cmd), WMI_RX_STATUS_RING_CFG_DONE_EVENTID, &reply, 3680 sizeof(reply), WIL_WMI_CALL_GENERAL_TO_MS); 3681 if (rc) { 3682 wil_err(wil, "RX_STATUS_RING_ADD_CMD failed, rc %d\n", rc); 3683 return rc; 3684 } 3685 3686 if (reply.evt.status != WMI_FW_STATUS_SUCCESS) { 3687 wil_err(wil, "RX_STATUS_RING_ADD_CMD failed, status %d\n", 3688 reply.evt.status); 3689 return -EINVAL; 3690 } 3691 3692 sring->hwtail = le32_to_cpu(reply.evt.ring_tail_ptr); 3693 3694 return 0; 3695 } 3696 3697 int wil_wmi_rx_desc_ring_add(struct wil6210_priv *wil, int status_ring_id) 3698 { 3699 struct net_device *ndev = wil->main_ndev; 3700 struct wil6210_vif *vif = ndev_to_vif(ndev); 3701 struct wil_ring *ring = &wil->ring_rx; 3702 int rc; 3703 struct wmi_rx_desc_ring_add_cmd cmd = { 3704 .ring_cfg = { 3705 .ring_size = cpu_to_le16(ring->size), 3706 .ring_id = WIL_RX_DESC_RING_ID, 3707 }, 3708 .status_ring_id = status_ring_id, 3709 .irq_index = WIL_RX_STATUS_IRQ_IDX, 3710 }; 3711 struct { 3712 struct wmi_cmd_hdr hdr; 3713 struct wmi_rx_desc_ring_cfg_done_event evt; 3714 } __packed reply = { 3715 .evt = {.status = WMI_FW_STATUS_FAILURE}, 3716 }; 3717 3718 cmd.ring_cfg.ring_mem_base = cpu_to_le64(ring->pa); 3719 cmd.sw_tail_host_addr = cpu_to_le64(ring->edma_rx_swtail.pa); 3720 rc = wmi_call(wil, WMI_RX_DESC_RING_ADD_CMDID, vif->mid, &cmd, 3721 sizeof(cmd), WMI_RX_DESC_RING_CFG_DONE_EVENTID, &reply, 3722 sizeof(reply), WIL_WMI_CALL_GENERAL_TO_MS); 3723 if (rc) { 3724 wil_err(wil, "WMI_RX_DESC_RING_ADD_CMD failed, rc %d\n", rc); 3725 return rc; 3726 } 3727 3728 if (reply.evt.status != WMI_FW_STATUS_SUCCESS) { 3729 wil_err(wil, "WMI_RX_DESC_RING_ADD_CMD failed, status %d\n", 3730 reply.evt.status); 3731 return -EINVAL; 3732 } 3733 3734 ring->hwtail = le32_to_cpu(reply.evt.ring_tail_ptr); 3735 3736 return 0; 3737 } 3738 3739 int wil_wmi_tx_desc_ring_add(struct wil6210_vif *vif, int ring_id, int cid, 3740 int tid) 3741 { 3742 struct wil6210_priv *wil = vif_to_wil(vif); 3743 int sring_id = wil->tx_sring_idx; /* there is only one TX sring */ 3744 int rc; 3745 struct wil_ring *ring = &wil->ring_tx[ring_id]; 3746 struct wil_ring_tx_data *txdata = &wil->ring_tx_data[ring_id]; 3747 struct wmi_tx_desc_ring_add_cmd cmd = { 3748 .ring_cfg = { 3749 .ring_size = cpu_to_le16(ring->size), 3750 .ring_id = ring_id, 3751 }, 3752 .status_ring_id = sring_id, 3753 .cid = cid, 3754 .tid = tid, 3755 .encap_trans_type = WMI_VRING_ENC_TYPE_802_3, 3756 .max_msdu_size = cpu_to_le16(wil_mtu2macbuf(mtu_max)), 3757 .schd_params = { 3758 .priority = cpu_to_le16(0), 3759 .timeslot_us = cpu_to_le16(0xfff), 3760 } 3761 }; 3762 struct { 3763 struct wmi_cmd_hdr hdr; 3764 struct wmi_tx_desc_ring_cfg_done_event evt; 3765 } __packed reply = { 3766 .evt = {.status = WMI_FW_STATUS_FAILURE}, 3767 }; 3768 3769 cmd.ring_cfg.ring_mem_base = cpu_to_le64(ring->pa); 3770 rc = wmi_call(wil, WMI_TX_DESC_RING_ADD_CMDID, vif->mid, &cmd, 3771 sizeof(cmd), WMI_TX_DESC_RING_CFG_DONE_EVENTID, &reply, 3772 sizeof(reply), WIL_WMI_CALL_GENERAL_TO_MS); 3773 if (rc) { 3774 wil_err(wil, "WMI_TX_DESC_RING_ADD_CMD failed, rc %d\n", rc); 3775 return rc; 3776 } 3777 3778 if (reply.evt.status != WMI_FW_STATUS_SUCCESS) { 3779 wil_err(wil, "WMI_TX_DESC_RING_ADD_CMD failed, status %d\n", 3780 reply.evt.status); 3781 return -EINVAL; 3782 } 3783 3784 spin_lock_bh(&txdata->lock); 3785 ring->hwtail = le32_to_cpu(reply.evt.ring_tail_ptr); 3786 txdata->mid = vif->mid; 3787 txdata->enabled = 1; 3788 spin_unlock_bh(&txdata->lock); 3789 3790 return 0; 3791 } 3792 3793 int wil_wmi_bcast_desc_ring_add(struct wil6210_vif *vif, int ring_id) 3794 { 3795 struct wil6210_priv *wil = vif_to_wil(vif); 3796 struct wil_ring *ring = &wil->ring_tx[ring_id]; 3797 int rc; 3798 struct wmi_bcast_desc_ring_add_cmd cmd = { 3799 .ring_cfg = { 3800 .ring_size = cpu_to_le16(ring->size), 3801 .ring_id = ring_id, 3802 }, 3803 .status_ring_id = wil->tx_sring_idx, 3804 .encap_trans_type = WMI_VRING_ENC_TYPE_802_3, 3805 }; 3806 struct { 3807 struct wmi_cmd_hdr hdr; 3808 struct wmi_rx_desc_ring_cfg_done_event evt; 3809 } __packed reply = { 3810 .evt = {.status = WMI_FW_STATUS_FAILURE}, 3811 }; 3812 struct wil_ring_tx_data *txdata = &wil->ring_tx_data[ring_id]; 3813 3814 cmd.ring_cfg.ring_mem_base = cpu_to_le64(ring->pa); 3815 rc = wmi_call(wil, WMI_BCAST_DESC_RING_ADD_CMDID, vif->mid, &cmd, 3816 sizeof(cmd), WMI_TX_DESC_RING_CFG_DONE_EVENTID, &reply, 3817 sizeof(reply), WIL_WMI_CALL_GENERAL_TO_MS); 3818 if (rc) { 3819 wil_err(wil, "WMI_BCAST_DESC_RING_ADD_CMD failed, rc %d\n", rc); 3820 return rc; 3821 } 3822 3823 if (reply.evt.status != WMI_FW_STATUS_SUCCESS) { 3824 wil_err(wil, "Broadcast Tx config failed, status %d\n", 3825 reply.evt.status); 3826 return -EINVAL; 3827 } 3828 3829 spin_lock_bh(&txdata->lock); 3830 ring->hwtail = le32_to_cpu(reply.evt.ring_tail_ptr); 3831 txdata->mid = vif->mid; 3832 txdata->enabled = 1; 3833 spin_unlock_bh(&txdata->lock); 3834 3835 return 0; 3836 } 3837 3838 int wmi_link_stats_cfg(struct wil6210_vif *vif, u32 type, u8 cid, u32 interval) 3839 { 3840 struct wil6210_priv *wil = vif_to_wil(vif); 3841 struct wmi_link_stats_cmd cmd = { 3842 .record_type_mask = cpu_to_le32(type), 3843 .cid = cid, 3844 .action = WMI_LINK_STATS_SNAPSHOT, 3845 .interval_msec = cpu_to_le32(interval), 3846 }; 3847 struct { 3848 struct wmi_cmd_hdr wmi; 3849 struct wmi_link_stats_config_done_event evt; 3850 } __packed reply = { 3851 .evt = {.status = WMI_FW_STATUS_FAILURE}, 3852 }; 3853 int rc; 3854 3855 rc = wmi_call(wil, WMI_LINK_STATS_CMDID, vif->mid, &cmd, sizeof(cmd), 3856 WMI_LINK_STATS_CONFIG_DONE_EVENTID, &reply, 3857 sizeof(reply), WIL_WMI_CALL_GENERAL_TO_MS); 3858 if (rc) { 3859 wil_err(wil, "WMI_LINK_STATS_CMDID failed, rc %d\n", rc); 3860 return rc; 3861 } 3862 3863 if (reply.evt.status != WMI_FW_STATUS_SUCCESS) { 3864 wil_err(wil, "Link statistics config failed, status %d\n", 3865 reply.evt.status); 3866 return -EINVAL; 3867 } 3868 3869 return 0; 3870 } 3871