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_PCP_STOP_TO_MS 5000 44 45 /** 46 * WMI event receiving - theory of operations 47 * 48 * When firmware about to report WMI event, it fills memory area 49 * in the mailbox and raises misc. IRQ. Thread interrupt handler invoked for 50 * the misc IRQ, function @wmi_recv_cmd called by thread IRQ handler. 51 * 52 * @wmi_recv_cmd reads event, allocates memory chunk and attaches it to the 53 * event list @wil->pending_wmi_ev. Then, work queue @wil->wmi_wq wakes up 54 * and handles events within the @wmi_event_worker. Every event get detached 55 * from list, processed and deleted. 56 * 57 * Purpose for this mechanism is to release IRQ thread; otherwise, 58 * if WMI event handling involves another WMI command flow, this 2-nd flow 59 * won't be completed because of blocked IRQ thread. 60 */ 61 62 /** 63 * Addressing - theory of operations 64 * 65 * There are several buses present on the WIL6210 card. 66 * Same memory areas are visible at different address on 67 * the different busses. There are 3 main bus masters: 68 * - MAC CPU (ucode) 69 * - User CPU (firmware) 70 * - AHB (host) 71 * 72 * On the PCI bus, there is one BAR (BAR0) of 2Mb size, exposing 73 * AHB addresses starting from 0x880000 74 * 75 * Internally, firmware uses addresses that allow faster access but 76 * are invisible from the host. To read from these addresses, alternative 77 * AHB address must be used. 78 */ 79 80 /** 81 * @sparrow_fw_mapping provides memory remapping table for sparrow 82 * 83 * array size should be in sync with the declaration in the wil6210.h 84 * 85 * Sparrow memory mapping: 86 * Linker address PCI/Host address 87 * 0x880000 .. 0xa80000 2Mb BAR0 88 * 0x800000 .. 0x808000 0x900000 .. 0x908000 32k DCCM 89 * 0x840000 .. 0x860000 0x908000 .. 0x928000 128k PERIPH 90 */ 91 const struct fw_map sparrow_fw_mapping[] = { 92 /* FW code RAM 256k */ 93 {0x000000, 0x040000, 0x8c0000, "fw_code", true, true}, 94 /* FW data RAM 32k */ 95 {0x800000, 0x808000, 0x900000, "fw_data", true, true}, 96 /* periph data 128k */ 97 {0x840000, 0x860000, 0x908000, "fw_peri", true, true}, 98 /* various RGF 40k */ 99 {0x880000, 0x88a000, 0x880000, "rgf", true, true}, 100 /* AGC table 4k */ 101 {0x88a000, 0x88b000, 0x88a000, "AGC_tbl", true, true}, 102 /* Pcie_ext_rgf 4k */ 103 {0x88b000, 0x88c000, 0x88b000, "rgf_ext", true, true}, 104 /* mac_ext_rgf 512b */ 105 {0x88c000, 0x88c200, 0x88c000, "mac_rgf_ext", true, true}, 106 /* upper area 548k */ 107 {0x8c0000, 0x949000, 0x8c0000, "upper", true, true}, 108 /* UCODE areas - accessible by debugfs blobs but not by 109 * wmi_addr_remap. UCODE areas MUST be added AFTER FW areas! 110 */ 111 /* ucode code RAM 128k */ 112 {0x000000, 0x020000, 0x920000, "uc_code", false, false}, 113 /* ucode data RAM 16k */ 114 {0x800000, 0x804000, 0x940000, "uc_data", false, false}, 115 }; 116 117 /** 118 * @sparrow_d0_mac_rgf_ext - mac_rgf_ext section for Sparrow D0 119 * it is a bit larger to support extra features 120 */ 121 const struct fw_map sparrow_d0_mac_rgf_ext = { 122 0x88c000, 0x88c500, 0x88c000, "mac_rgf_ext", true, true 123 }; 124 125 /** 126 * @talyn_fw_mapping provides memory remapping table for Talyn 127 * 128 * array size should be in sync with the declaration in the wil6210.h 129 * 130 * Talyn memory mapping: 131 * Linker address PCI/Host address 132 * 0x880000 .. 0xc80000 4Mb BAR0 133 * 0x800000 .. 0x820000 0xa00000 .. 0xa20000 128k DCCM 134 * 0x840000 .. 0x858000 0xa20000 .. 0xa38000 96k PERIPH 135 */ 136 const struct fw_map talyn_fw_mapping[] = { 137 /* FW code RAM 1M */ 138 {0x000000, 0x100000, 0x900000, "fw_code", true, true}, 139 /* FW data RAM 128k */ 140 {0x800000, 0x820000, 0xa00000, "fw_data", true, true}, 141 /* periph. data RAM 96k */ 142 {0x840000, 0x858000, 0xa20000, "fw_peri", true, true}, 143 /* various RGF 40k */ 144 {0x880000, 0x88a000, 0x880000, "rgf", true, true}, 145 /* AGC table 4k */ 146 {0x88a000, 0x88b000, 0x88a000, "AGC_tbl", true, true}, 147 /* Pcie_ext_rgf 4k */ 148 {0x88b000, 0x88c000, 0x88b000, "rgf_ext", true, true}, 149 /* mac_ext_rgf 1344b */ 150 {0x88c000, 0x88c540, 0x88c000, "mac_rgf_ext", true, true}, 151 /* ext USER RGF 4k */ 152 {0x88d000, 0x88e000, 0x88d000, "ext_user_rgf", true, true}, 153 /* OTP 4k */ 154 {0x8a0000, 0x8a1000, 0x8a0000, "otp", true, false}, 155 /* DMA EXT RGF 64k */ 156 {0x8b0000, 0x8c0000, 0x8b0000, "dma_ext_rgf", true, true}, 157 /* upper area 1536k */ 158 {0x900000, 0xa80000, 0x900000, "upper", true, true}, 159 /* UCODE areas - accessible by debugfs blobs but not by 160 * wmi_addr_remap. UCODE areas MUST be added AFTER FW areas! 161 */ 162 /* ucode code RAM 256k */ 163 {0x000000, 0x040000, 0xa38000, "uc_code", false, false}, 164 /* ucode data RAM 32k */ 165 {0x800000, 0x808000, 0xa78000, "uc_data", false, false}, 166 }; 167 168 /** 169 * @talyn_mb_fw_mapping provides memory remapping table for Talyn-MB 170 * 171 * array size should be in sync with the declaration in the wil6210.h 172 * 173 * Talyn MB memory mapping: 174 * Linker address PCI/Host address 175 * 0x880000 .. 0xc80000 4Mb BAR0 176 * 0x800000 .. 0x820000 0xa00000 .. 0xa20000 128k DCCM 177 * 0x840000 .. 0x858000 0xa20000 .. 0xa38000 96k PERIPH 178 */ 179 const struct fw_map talyn_mb_fw_mapping[] = { 180 /* FW code RAM 768k */ 181 {0x000000, 0x0c0000, 0x900000, "fw_code", true, true}, 182 /* FW data RAM 128k */ 183 {0x800000, 0x820000, 0xa00000, "fw_data", true, true}, 184 /* periph. data RAM 96k */ 185 {0x840000, 0x858000, 0xa20000, "fw_peri", true, true}, 186 /* various RGF 40k */ 187 {0x880000, 0x88a000, 0x880000, "rgf", true, true}, 188 /* AGC table 4k */ 189 {0x88a000, 0x88b000, 0x88a000, "AGC_tbl", true, true}, 190 /* Pcie_ext_rgf 4k */ 191 {0x88b000, 0x88c000, 0x88b000, "rgf_ext", true, true}, 192 /* mac_ext_rgf 2256b */ 193 {0x88c000, 0x88c8d0, 0x88c000, "mac_rgf_ext", true, true}, 194 /* ext USER RGF 4k */ 195 {0x88d000, 0x88e000, 0x88d000, "ext_user_rgf", true, true}, 196 /* SEC PKA 16k */ 197 {0x890000, 0x894000, 0x890000, "sec_pka", true, true}, 198 /* SEC KDF RGF 3096b */ 199 {0x898000, 0x898c18, 0x898000, "sec_kdf_rgf", true, true}, 200 /* SEC MAIN 2124b */ 201 {0x89a000, 0x89a84c, 0x89a000, "sec_main", true, true}, 202 /* OTP 4k */ 203 {0x8a0000, 0x8a1000, 0x8a0000, "otp", true, false}, 204 /* DMA EXT RGF 64k */ 205 {0x8b0000, 0x8c0000, 0x8b0000, "dma_ext_rgf", true, true}, 206 /* DUM USER RGF 528b */ 207 {0x8c0000, 0x8c0210, 0x8c0000, "dum_user_rgf", true, true}, 208 /* DMA OFU 296b */ 209 {0x8c2000, 0x8c2128, 0x8c2000, "dma_ofu", true, true}, 210 /* ucode debug 4k */ 211 {0x8c3000, 0x8c4000, 0x8c3000, "ucode_debug", true, true}, 212 /* upper area 1536k */ 213 {0x900000, 0xa80000, 0x900000, "upper", true, true}, 214 /* UCODE areas - accessible by debugfs blobs but not by 215 * wmi_addr_remap. UCODE areas MUST be added AFTER FW areas! 216 */ 217 /* ucode code RAM 256k */ 218 {0x000000, 0x040000, 0xa38000, "uc_code", false, false}, 219 /* ucode data RAM 32k */ 220 {0x800000, 0x808000, 0xa78000, "uc_data", false, false}, 221 }; 222 223 struct fw_map fw_mapping[MAX_FW_MAPPING_TABLE_SIZE]; 224 225 struct blink_on_off_time led_blink_time[] = { 226 {WIL_LED_BLINK_ON_SLOW_MS, WIL_LED_BLINK_OFF_SLOW_MS}, 227 {WIL_LED_BLINK_ON_MED_MS, WIL_LED_BLINK_OFF_MED_MS}, 228 {WIL_LED_BLINK_ON_FAST_MS, WIL_LED_BLINK_OFF_FAST_MS}, 229 }; 230 231 struct auth_no_hdr { 232 __le16 auth_alg; 233 __le16 auth_transaction; 234 __le16 status_code; 235 /* possibly followed by Challenge text */ 236 u8 variable[0]; 237 } __packed; 238 239 u8 led_polarity = LED_POLARITY_LOW_ACTIVE; 240 241 /** 242 * return AHB address for given firmware internal (linker) address 243 * @x - internal address 244 * If address have no valid AHB mapping, return 0 245 */ 246 static u32 wmi_addr_remap(u32 x) 247 { 248 uint i; 249 250 for (i = 0; i < ARRAY_SIZE(fw_mapping); i++) { 251 if (fw_mapping[i].fw && 252 ((x >= fw_mapping[i].from) && (x < fw_mapping[i].to))) 253 return x + fw_mapping[i].host - fw_mapping[i].from; 254 } 255 256 return 0; 257 } 258 259 /** 260 * find fw_mapping entry by section name 261 * @section - section name 262 * 263 * Return pointer to section or NULL if not found 264 */ 265 struct fw_map *wil_find_fw_mapping(const char *section) 266 { 267 int i; 268 269 for (i = 0; i < ARRAY_SIZE(fw_mapping); i++) 270 if (fw_mapping[i].name && 271 !strcmp(section, fw_mapping[i].name)) 272 return &fw_mapping[i]; 273 274 return NULL; 275 } 276 277 /** 278 * Check address validity for WMI buffer; remap if needed 279 * @ptr - internal (linker) fw/ucode address 280 * @size - if non zero, validate the block does not 281 * exceed the device memory (bar) 282 * 283 * Valid buffer should be DWORD aligned 284 * 285 * return address for accessing buffer from the host; 286 * if buffer is not valid, return NULL. 287 */ 288 void __iomem *wmi_buffer_block(struct wil6210_priv *wil, __le32 ptr_, u32 size) 289 { 290 u32 off; 291 u32 ptr = le32_to_cpu(ptr_); 292 293 if (ptr % 4) 294 return NULL; 295 296 ptr = wmi_addr_remap(ptr); 297 if (ptr < WIL6210_FW_HOST_OFF) 298 return NULL; 299 300 off = HOSTADDR(ptr); 301 if (off > wil->bar_size - 4) 302 return NULL; 303 if (size && ((off + size > wil->bar_size) || (off + size < off))) 304 return NULL; 305 306 return wil->csr + off; 307 } 308 309 void __iomem *wmi_buffer(struct wil6210_priv *wil, __le32 ptr_) 310 { 311 return wmi_buffer_block(wil, ptr_, 0); 312 } 313 314 /** 315 * Check address validity 316 */ 317 void __iomem *wmi_addr(struct wil6210_priv *wil, u32 ptr) 318 { 319 u32 off; 320 321 if (ptr % 4) 322 return NULL; 323 324 if (ptr < WIL6210_FW_HOST_OFF) 325 return NULL; 326 327 off = HOSTADDR(ptr); 328 if (off > wil->bar_size - 4) 329 return NULL; 330 331 return wil->csr + off; 332 } 333 334 int wmi_read_hdr(struct wil6210_priv *wil, __le32 ptr, 335 struct wil6210_mbox_hdr *hdr) 336 { 337 void __iomem *src = wmi_buffer(wil, ptr); 338 339 if (!src) 340 return -EINVAL; 341 342 wil_memcpy_fromio_32(hdr, src, sizeof(*hdr)); 343 344 return 0; 345 } 346 347 static const char *cmdid2name(u16 cmdid) 348 { 349 switch (cmdid) { 350 case WMI_NOTIFY_REQ_CMDID: 351 return "WMI_NOTIFY_REQ_CMD"; 352 case WMI_START_SCAN_CMDID: 353 return "WMI_START_SCAN_CMD"; 354 case WMI_CONNECT_CMDID: 355 return "WMI_CONNECT_CMD"; 356 case WMI_DISCONNECT_CMDID: 357 return "WMI_DISCONNECT_CMD"; 358 case WMI_SW_TX_REQ_CMDID: 359 return "WMI_SW_TX_REQ_CMD"; 360 case WMI_GET_RF_SECTOR_PARAMS_CMDID: 361 return "WMI_GET_RF_SECTOR_PARAMS_CMD"; 362 case WMI_SET_RF_SECTOR_PARAMS_CMDID: 363 return "WMI_SET_RF_SECTOR_PARAMS_CMD"; 364 case WMI_GET_SELECTED_RF_SECTOR_INDEX_CMDID: 365 return "WMI_GET_SELECTED_RF_SECTOR_INDEX_CMD"; 366 case WMI_SET_SELECTED_RF_SECTOR_INDEX_CMDID: 367 return "WMI_SET_SELECTED_RF_SECTOR_INDEX_CMD"; 368 case WMI_BRP_SET_ANT_LIMIT_CMDID: 369 return "WMI_BRP_SET_ANT_LIMIT_CMD"; 370 case WMI_TOF_SESSION_START_CMDID: 371 return "WMI_TOF_SESSION_START_CMD"; 372 case WMI_AOA_MEAS_CMDID: 373 return "WMI_AOA_MEAS_CMD"; 374 case WMI_PMC_CMDID: 375 return "WMI_PMC_CMD"; 376 case WMI_TOF_GET_TX_RX_OFFSET_CMDID: 377 return "WMI_TOF_GET_TX_RX_OFFSET_CMD"; 378 case WMI_TOF_SET_TX_RX_OFFSET_CMDID: 379 return "WMI_TOF_SET_TX_RX_OFFSET_CMD"; 380 case WMI_VRING_CFG_CMDID: 381 return "WMI_VRING_CFG_CMD"; 382 case WMI_BCAST_VRING_CFG_CMDID: 383 return "WMI_BCAST_VRING_CFG_CMD"; 384 case WMI_TRAFFIC_SUSPEND_CMDID: 385 return "WMI_TRAFFIC_SUSPEND_CMD"; 386 case WMI_TRAFFIC_RESUME_CMDID: 387 return "WMI_TRAFFIC_RESUME_CMD"; 388 case WMI_ECHO_CMDID: 389 return "WMI_ECHO_CMD"; 390 case WMI_SET_MAC_ADDRESS_CMDID: 391 return "WMI_SET_MAC_ADDRESS_CMD"; 392 case WMI_LED_CFG_CMDID: 393 return "WMI_LED_CFG_CMD"; 394 case WMI_PCP_START_CMDID: 395 return "WMI_PCP_START_CMD"; 396 case WMI_PCP_STOP_CMDID: 397 return "WMI_PCP_STOP_CMD"; 398 case WMI_SET_SSID_CMDID: 399 return "WMI_SET_SSID_CMD"; 400 case WMI_GET_SSID_CMDID: 401 return "WMI_GET_SSID_CMD"; 402 case WMI_SET_PCP_CHANNEL_CMDID: 403 return "WMI_SET_PCP_CHANNEL_CMD"; 404 case WMI_GET_PCP_CHANNEL_CMDID: 405 return "WMI_GET_PCP_CHANNEL_CMD"; 406 case WMI_P2P_CFG_CMDID: 407 return "WMI_P2P_CFG_CMD"; 408 case WMI_PORT_ALLOCATE_CMDID: 409 return "WMI_PORT_ALLOCATE_CMD"; 410 case WMI_PORT_DELETE_CMDID: 411 return "WMI_PORT_DELETE_CMD"; 412 case WMI_START_LISTEN_CMDID: 413 return "WMI_START_LISTEN_CMD"; 414 case WMI_START_SEARCH_CMDID: 415 return "WMI_START_SEARCH_CMD"; 416 case WMI_DISCOVERY_STOP_CMDID: 417 return "WMI_DISCOVERY_STOP_CMD"; 418 case WMI_DELETE_CIPHER_KEY_CMDID: 419 return "WMI_DELETE_CIPHER_KEY_CMD"; 420 case WMI_ADD_CIPHER_KEY_CMDID: 421 return "WMI_ADD_CIPHER_KEY_CMD"; 422 case WMI_SET_APPIE_CMDID: 423 return "WMI_SET_APPIE_CMD"; 424 case WMI_CFG_RX_CHAIN_CMDID: 425 return "WMI_CFG_RX_CHAIN_CMD"; 426 case WMI_TEMP_SENSE_CMDID: 427 return "WMI_TEMP_SENSE_CMD"; 428 case WMI_DEL_STA_CMDID: 429 return "WMI_DEL_STA_CMD"; 430 case WMI_DISCONNECT_STA_CMDID: 431 return "WMI_DISCONNECT_STA_CMD"; 432 case WMI_RING_BA_EN_CMDID: 433 return "WMI_RING_BA_EN_CMD"; 434 case WMI_RING_BA_DIS_CMDID: 435 return "WMI_RING_BA_DIS_CMD"; 436 case WMI_RCP_DELBA_CMDID: 437 return "WMI_RCP_DELBA_CMD"; 438 case WMI_RCP_ADDBA_RESP_CMDID: 439 return "WMI_RCP_ADDBA_RESP_CMD"; 440 case WMI_RCP_ADDBA_RESP_EDMA_CMDID: 441 return "WMI_RCP_ADDBA_RESP_EDMA_CMD"; 442 case WMI_PS_DEV_PROFILE_CFG_CMDID: 443 return "WMI_PS_DEV_PROFILE_CFG_CMD"; 444 case WMI_SET_MGMT_RETRY_LIMIT_CMDID: 445 return "WMI_SET_MGMT_RETRY_LIMIT_CMD"; 446 case WMI_GET_MGMT_RETRY_LIMIT_CMDID: 447 return "WMI_GET_MGMT_RETRY_LIMIT_CMD"; 448 case WMI_ABORT_SCAN_CMDID: 449 return "WMI_ABORT_SCAN_CMD"; 450 case WMI_NEW_STA_CMDID: 451 return "WMI_NEW_STA_CMD"; 452 case WMI_SET_THERMAL_THROTTLING_CFG_CMDID: 453 return "WMI_SET_THERMAL_THROTTLING_CFG_CMD"; 454 case WMI_GET_THERMAL_THROTTLING_CFG_CMDID: 455 return "WMI_GET_THERMAL_THROTTLING_CFG_CMD"; 456 case WMI_LINK_MAINTAIN_CFG_WRITE_CMDID: 457 return "WMI_LINK_MAINTAIN_CFG_WRITE_CMD"; 458 case WMI_LO_POWER_CALIB_FROM_OTP_CMDID: 459 return "WMI_LO_POWER_CALIB_FROM_OTP_CMD"; 460 case WMI_START_SCHED_SCAN_CMDID: 461 return "WMI_START_SCHED_SCAN_CMD"; 462 case WMI_STOP_SCHED_SCAN_CMDID: 463 return "WMI_STOP_SCHED_SCAN_CMD"; 464 case WMI_TX_STATUS_RING_ADD_CMDID: 465 return "WMI_TX_STATUS_RING_ADD_CMD"; 466 case WMI_RX_STATUS_RING_ADD_CMDID: 467 return "WMI_RX_STATUS_RING_ADD_CMD"; 468 case WMI_TX_DESC_RING_ADD_CMDID: 469 return "WMI_TX_DESC_RING_ADD_CMD"; 470 case WMI_RX_DESC_RING_ADD_CMDID: 471 return "WMI_RX_DESC_RING_ADD_CMD"; 472 case WMI_BCAST_DESC_RING_ADD_CMDID: 473 return "WMI_BCAST_DESC_RING_ADD_CMD"; 474 case WMI_CFG_DEF_RX_OFFLOAD_CMDID: 475 return "WMI_CFG_DEF_RX_OFFLOAD_CMD"; 476 case WMI_LINK_STATS_CMDID: 477 return "WMI_LINK_STATS_CMD"; 478 case WMI_SW_TX_REQ_EXT_CMDID: 479 return "WMI_SW_TX_REQ_EXT_CMDID"; 480 case WMI_FT_AUTH_CMDID: 481 return "WMI_FT_AUTH_CMD"; 482 case WMI_FT_REASSOC_CMDID: 483 return "WMI_FT_REASSOC_CMD"; 484 case WMI_UPDATE_FT_IES_CMDID: 485 return "WMI_UPDATE_FT_IES_CMD"; 486 case WMI_RBUFCAP_CFG_CMDID: 487 return "WMI_RBUFCAP_CFG_CMD"; 488 case WMI_TEMP_SENSE_ALL_CMDID: 489 return "WMI_TEMP_SENSE_ALL_CMDID"; 490 default: 491 return "Untracked CMD"; 492 } 493 } 494 495 static const char *eventid2name(u16 eventid) 496 { 497 switch (eventid) { 498 case WMI_NOTIFY_REQ_DONE_EVENTID: 499 return "WMI_NOTIFY_REQ_DONE_EVENT"; 500 case WMI_DISCONNECT_EVENTID: 501 return "WMI_DISCONNECT_EVENT"; 502 case WMI_SW_TX_COMPLETE_EVENTID: 503 return "WMI_SW_TX_COMPLETE_EVENT"; 504 case WMI_GET_RF_SECTOR_PARAMS_DONE_EVENTID: 505 return "WMI_GET_RF_SECTOR_PARAMS_DONE_EVENT"; 506 case WMI_SET_RF_SECTOR_PARAMS_DONE_EVENTID: 507 return "WMI_SET_RF_SECTOR_PARAMS_DONE_EVENT"; 508 case WMI_GET_SELECTED_RF_SECTOR_INDEX_DONE_EVENTID: 509 return "WMI_GET_SELECTED_RF_SECTOR_INDEX_DONE_EVENT"; 510 case WMI_SET_SELECTED_RF_SECTOR_INDEX_DONE_EVENTID: 511 return "WMI_SET_SELECTED_RF_SECTOR_INDEX_DONE_EVENT"; 512 case WMI_BRP_SET_ANT_LIMIT_EVENTID: 513 return "WMI_BRP_SET_ANT_LIMIT_EVENT"; 514 case WMI_FW_READY_EVENTID: 515 return "WMI_FW_READY_EVENT"; 516 case WMI_TRAFFIC_RESUME_EVENTID: 517 return "WMI_TRAFFIC_RESUME_EVENT"; 518 case WMI_TOF_GET_TX_RX_OFFSET_EVENTID: 519 return "WMI_TOF_GET_TX_RX_OFFSET_EVENT"; 520 case WMI_TOF_SET_TX_RX_OFFSET_EVENTID: 521 return "WMI_TOF_SET_TX_RX_OFFSET_EVENT"; 522 case WMI_VRING_CFG_DONE_EVENTID: 523 return "WMI_VRING_CFG_DONE_EVENT"; 524 case WMI_READY_EVENTID: 525 return "WMI_READY_EVENT"; 526 case WMI_RX_MGMT_PACKET_EVENTID: 527 return "WMI_RX_MGMT_PACKET_EVENT"; 528 case WMI_TX_MGMT_PACKET_EVENTID: 529 return "WMI_TX_MGMT_PACKET_EVENT"; 530 case WMI_SCAN_COMPLETE_EVENTID: 531 return "WMI_SCAN_COMPLETE_EVENT"; 532 case WMI_ACS_PASSIVE_SCAN_COMPLETE_EVENTID: 533 return "WMI_ACS_PASSIVE_SCAN_COMPLETE_EVENT"; 534 case WMI_CONNECT_EVENTID: 535 return "WMI_CONNECT_EVENT"; 536 case WMI_EAPOL_RX_EVENTID: 537 return "WMI_EAPOL_RX_EVENT"; 538 case WMI_BA_STATUS_EVENTID: 539 return "WMI_BA_STATUS_EVENT"; 540 case WMI_RCP_ADDBA_REQ_EVENTID: 541 return "WMI_RCP_ADDBA_REQ_EVENT"; 542 case WMI_DELBA_EVENTID: 543 return "WMI_DELBA_EVENT"; 544 case WMI_RING_EN_EVENTID: 545 return "WMI_RING_EN_EVENT"; 546 case WMI_DATA_PORT_OPEN_EVENTID: 547 return "WMI_DATA_PORT_OPEN_EVENT"; 548 case WMI_AOA_MEAS_EVENTID: 549 return "WMI_AOA_MEAS_EVENT"; 550 case WMI_TOF_SESSION_END_EVENTID: 551 return "WMI_TOF_SESSION_END_EVENT"; 552 case WMI_TOF_GET_CAPABILITIES_EVENTID: 553 return "WMI_TOF_GET_CAPABILITIES_EVENT"; 554 case WMI_TOF_SET_LCR_EVENTID: 555 return "WMI_TOF_SET_LCR_EVENT"; 556 case WMI_TOF_SET_LCI_EVENTID: 557 return "WMI_TOF_SET_LCI_EVENT"; 558 case WMI_TOF_FTM_PER_DEST_RES_EVENTID: 559 return "WMI_TOF_FTM_PER_DEST_RES_EVENT"; 560 case WMI_TOF_CHANNEL_INFO_EVENTID: 561 return "WMI_TOF_CHANNEL_INFO_EVENT"; 562 case WMI_TRAFFIC_SUSPEND_EVENTID: 563 return "WMI_TRAFFIC_SUSPEND_EVENT"; 564 case WMI_ECHO_RSP_EVENTID: 565 return "WMI_ECHO_RSP_EVENT"; 566 case WMI_LED_CFG_DONE_EVENTID: 567 return "WMI_LED_CFG_DONE_EVENT"; 568 case WMI_PCP_STARTED_EVENTID: 569 return "WMI_PCP_STARTED_EVENT"; 570 case WMI_PCP_STOPPED_EVENTID: 571 return "WMI_PCP_STOPPED_EVENT"; 572 case WMI_GET_SSID_EVENTID: 573 return "WMI_GET_SSID_EVENT"; 574 case WMI_GET_PCP_CHANNEL_EVENTID: 575 return "WMI_GET_PCP_CHANNEL_EVENT"; 576 case WMI_P2P_CFG_DONE_EVENTID: 577 return "WMI_P2P_CFG_DONE_EVENT"; 578 case WMI_PORT_ALLOCATED_EVENTID: 579 return "WMI_PORT_ALLOCATED_EVENT"; 580 case WMI_PORT_DELETED_EVENTID: 581 return "WMI_PORT_DELETED_EVENT"; 582 case WMI_LISTEN_STARTED_EVENTID: 583 return "WMI_LISTEN_STARTED_EVENT"; 584 case WMI_SEARCH_STARTED_EVENTID: 585 return "WMI_SEARCH_STARTED_EVENT"; 586 case WMI_DISCOVERY_STOPPED_EVENTID: 587 return "WMI_DISCOVERY_STOPPED_EVENT"; 588 case WMI_CFG_RX_CHAIN_DONE_EVENTID: 589 return "WMI_CFG_RX_CHAIN_DONE_EVENT"; 590 case WMI_TEMP_SENSE_DONE_EVENTID: 591 return "WMI_TEMP_SENSE_DONE_EVENT"; 592 case WMI_RCP_ADDBA_RESP_SENT_EVENTID: 593 return "WMI_RCP_ADDBA_RESP_SENT_EVENT"; 594 case WMI_PS_DEV_PROFILE_CFG_EVENTID: 595 return "WMI_PS_DEV_PROFILE_CFG_EVENT"; 596 case WMI_SET_MGMT_RETRY_LIMIT_EVENTID: 597 return "WMI_SET_MGMT_RETRY_LIMIT_EVENT"; 598 case WMI_GET_MGMT_RETRY_LIMIT_EVENTID: 599 return "WMI_GET_MGMT_RETRY_LIMIT_EVENT"; 600 case WMI_SET_THERMAL_THROTTLING_CFG_EVENTID: 601 return "WMI_SET_THERMAL_THROTTLING_CFG_EVENT"; 602 case WMI_GET_THERMAL_THROTTLING_CFG_EVENTID: 603 return "WMI_GET_THERMAL_THROTTLING_CFG_EVENT"; 604 case WMI_LINK_MAINTAIN_CFG_WRITE_DONE_EVENTID: 605 return "WMI_LINK_MAINTAIN_CFG_WRITE_DONE_EVENT"; 606 case WMI_LO_POWER_CALIB_FROM_OTP_EVENTID: 607 return "WMI_LO_POWER_CALIB_FROM_OTP_EVENT"; 608 case WMI_START_SCHED_SCAN_EVENTID: 609 return "WMI_START_SCHED_SCAN_EVENT"; 610 case WMI_STOP_SCHED_SCAN_EVENTID: 611 return "WMI_STOP_SCHED_SCAN_EVENT"; 612 case WMI_SCHED_SCAN_RESULT_EVENTID: 613 return "WMI_SCHED_SCAN_RESULT_EVENT"; 614 case WMI_TX_STATUS_RING_CFG_DONE_EVENTID: 615 return "WMI_TX_STATUS_RING_CFG_DONE_EVENT"; 616 case WMI_RX_STATUS_RING_CFG_DONE_EVENTID: 617 return "WMI_RX_STATUS_RING_CFG_DONE_EVENT"; 618 case WMI_TX_DESC_RING_CFG_DONE_EVENTID: 619 return "WMI_TX_DESC_RING_CFG_DONE_EVENT"; 620 case WMI_RX_DESC_RING_CFG_DONE_EVENTID: 621 return "WMI_RX_DESC_RING_CFG_DONE_EVENT"; 622 case WMI_CFG_DEF_RX_OFFLOAD_DONE_EVENTID: 623 return "WMI_CFG_DEF_RX_OFFLOAD_DONE_EVENT"; 624 case WMI_LINK_STATS_CONFIG_DONE_EVENTID: 625 return "WMI_LINK_STATS_CONFIG_DONE_EVENT"; 626 case WMI_LINK_STATS_EVENTID: 627 return "WMI_LINK_STATS_EVENT"; 628 case WMI_COMMAND_NOT_SUPPORTED_EVENTID: 629 return "WMI_COMMAND_NOT_SUPPORTED_EVENT"; 630 case WMI_FT_AUTH_STATUS_EVENTID: 631 return "WMI_FT_AUTH_STATUS_EVENT"; 632 case WMI_FT_REASSOC_STATUS_EVENTID: 633 return "WMI_FT_REASSOC_STATUS_EVENT"; 634 case WMI_RBUFCAP_CFG_EVENTID: 635 return "WMI_RBUFCAP_CFG_EVENT"; 636 case WMI_TEMP_SENSE_ALL_DONE_EVENTID: 637 return "WMI_TEMP_SENSE_ALL_DONE_EVENTID"; 638 default: 639 return "Untracked EVENT"; 640 } 641 } 642 643 static int __wmi_send(struct wil6210_priv *wil, u16 cmdid, u8 mid, 644 void *buf, u16 len) 645 { 646 struct { 647 struct wil6210_mbox_hdr hdr; 648 struct wmi_cmd_hdr wmi; 649 } __packed cmd = { 650 .hdr = { 651 .type = WIL_MBOX_HDR_TYPE_WMI, 652 .flags = 0, 653 .len = cpu_to_le16(sizeof(cmd.wmi) + len), 654 }, 655 .wmi = { 656 .mid = mid, 657 .command_id = cpu_to_le16(cmdid), 658 }, 659 }; 660 struct wil6210_mbox_ring *r = &wil->mbox_ctl.tx; 661 struct wil6210_mbox_ring_desc d_head; 662 u32 next_head; 663 void __iomem *dst; 664 void __iomem *head = wmi_addr(wil, r->head); 665 uint retry; 666 int rc = 0; 667 668 if (len > r->entry_size - sizeof(cmd)) { 669 wil_err(wil, "WMI size too large: %d bytes, max is %d\n", 670 (int)(sizeof(cmd) + len), r->entry_size); 671 return -ERANGE; 672 } 673 674 might_sleep(); 675 676 if (!test_bit(wil_status_fwready, wil->status)) { 677 wil_err(wil, "WMI: cannot send command while FW not ready\n"); 678 return -EAGAIN; 679 } 680 681 /* Allow sending only suspend / resume commands during susepnd flow */ 682 if ((test_bit(wil_status_suspending, wil->status) || 683 test_bit(wil_status_suspended, wil->status) || 684 test_bit(wil_status_resuming, wil->status)) && 685 ((cmdid != WMI_TRAFFIC_SUSPEND_CMDID) && 686 (cmdid != WMI_TRAFFIC_RESUME_CMDID))) { 687 wil_err(wil, "WMI: reject send_command during suspend\n"); 688 return -EINVAL; 689 } 690 691 if (!head) { 692 wil_err(wil, "WMI head is garbage: 0x%08x\n", r->head); 693 return -EINVAL; 694 } 695 696 wil_halp_vote(wil); 697 698 /* read Tx head till it is not busy */ 699 for (retry = 5; retry > 0; retry--) { 700 wil_memcpy_fromio_32(&d_head, head, sizeof(d_head)); 701 if (d_head.sync == 0) 702 break; 703 msleep(20); 704 } 705 if (d_head.sync != 0) { 706 wil_err(wil, "WMI head busy\n"); 707 rc = -EBUSY; 708 goto out; 709 } 710 /* next head */ 711 next_head = r->base + ((r->head - r->base + sizeof(d_head)) % r->size); 712 wil_dbg_wmi(wil, "Head 0x%08x -> 0x%08x\n", r->head, next_head); 713 /* wait till FW finish with previous command */ 714 for (retry = 5; retry > 0; retry--) { 715 if (!test_bit(wil_status_fwready, wil->status)) { 716 wil_err(wil, "WMI: cannot send command while FW not ready\n"); 717 rc = -EAGAIN; 718 goto out; 719 } 720 r->tail = wil_r(wil, RGF_MBOX + 721 offsetof(struct wil6210_mbox_ctl, tx.tail)); 722 if (next_head != r->tail) 723 break; 724 msleep(20); 725 } 726 if (next_head == r->tail) { 727 wil_err(wil, "WMI ring full\n"); 728 rc = -EBUSY; 729 goto out; 730 } 731 dst = wmi_buffer(wil, d_head.addr); 732 if (!dst) { 733 wil_err(wil, "invalid WMI buffer: 0x%08x\n", 734 le32_to_cpu(d_head.addr)); 735 rc = -EAGAIN; 736 goto out; 737 } 738 cmd.hdr.seq = cpu_to_le16(++wil->wmi_seq); 739 /* set command */ 740 wil_dbg_wmi(wil, "sending %s (0x%04x) [%d] mid %d\n", 741 cmdid2name(cmdid), cmdid, len, mid); 742 wil_hex_dump_wmi("Cmd ", DUMP_PREFIX_OFFSET, 16, 1, &cmd, 743 sizeof(cmd), true); 744 wil_hex_dump_wmi("cmd ", DUMP_PREFIX_OFFSET, 16, 1, buf, 745 len, true); 746 wil_memcpy_toio_32(dst, &cmd, sizeof(cmd)); 747 wil_memcpy_toio_32(dst + sizeof(cmd), buf, len); 748 /* mark entry as full */ 749 wil_w(wil, r->head + offsetof(struct wil6210_mbox_ring_desc, sync), 1); 750 /* advance next ptr */ 751 wil_w(wil, RGF_MBOX + offsetof(struct wil6210_mbox_ctl, tx.head), 752 r->head = next_head); 753 754 trace_wil6210_wmi_cmd(&cmd.wmi, buf, len); 755 756 /* interrupt to FW */ 757 wil_w(wil, RGF_USER_USER_ICR + offsetof(struct RGF_ICR, ICS), 758 SW_INT_MBOX); 759 760 out: 761 wil_halp_unvote(wil); 762 return rc; 763 } 764 765 int wmi_send(struct wil6210_priv *wil, u16 cmdid, u8 mid, void *buf, u16 len) 766 { 767 int rc; 768 769 mutex_lock(&wil->wmi_mutex); 770 rc = __wmi_send(wil, cmdid, mid, buf, len); 771 mutex_unlock(&wil->wmi_mutex); 772 773 return rc; 774 } 775 776 /*=== Event handlers ===*/ 777 static void wmi_evt_ready(struct wil6210_vif *vif, int id, void *d, int len) 778 { 779 struct wil6210_priv *wil = vif_to_wil(vif); 780 struct wiphy *wiphy = wil_to_wiphy(wil); 781 struct wmi_ready_event *evt = d; 782 u8 fw_max_assoc_sta; 783 784 wil_info(wil, "FW ver. %s(SW %d); MAC %pM; %d MID's\n", 785 wil->fw_version, le32_to_cpu(evt->sw_version), 786 evt->mac, evt->numof_additional_mids); 787 if (evt->numof_additional_mids + 1 < wil->max_vifs) { 788 wil_err(wil, "FW does not support enough MIDs (need %d)", 789 wil->max_vifs - 1); 790 return; /* FW load will fail after timeout */ 791 } 792 /* ignore MAC address, we already have it from the boot loader */ 793 strlcpy(wiphy->fw_version, wil->fw_version, sizeof(wiphy->fw_version)); 794 795 if (len > offsetof(struct wmi_ready_event, rfc_read_calib_result)) { 796 wil_dbg_wmi(wil, "rfc calibration result %d\n", 797 evt->rfc_read_calib_result); 798 wil->fw_calib_result = evt->rfc_read_calib_result; 799 } 800 801 fw_max_assoc_sta = WIL6210_RX_DESC_MAX_CID; 802 if (len > offsetof(struct wmi_ready_event, max_assoc_sta) && 803 evt->max_assoc_sta > 0) { 804 fw_max_assoc_sta = evt->max_assoc_sta; 805 wil_dbg_wmi(wil, "fw reported max assoc sta %d\n", 806 fw_max_assoc_sta); 807 808 if (fw_max_assoc_sta > WIL6210_MAX_CID) { 809 wil_dbg_wmi(wil, 810 "fw max assoc sta %d exceeds max driver supported %d\n", 811 fw_max_assoc_sta, WIL6210_MAX_CID); 812 fw_max_assoc_sta = WIL6210_MAX_CID; 813 } 814 } 815 816 wil->max_assoc_sta = min_t(uint, max_assoc_sta, fw_max_assoc_sta); 817 wil_dbg_wmi(wil, "setting max assoc sta to %d\n", wil->max_assoc_sta); 818 819 wil_set_recovery_state(wil, fw_recovery_idle); 820 set_bit(wil_status_fwready, wil->status); 821 /* let the reset sequence continue */ 822 complete(&wil->wmi_ready); 823 } 824 825 static void wmi_evt_rx_mgmt(struct wil6210_vif *vif, int id, void *d, int len) 826 { 827 struct wil6210_priv *wil = vif_to_wil(vif); 828 struct wmi_rx_mgmt_packet_event *data = d; 829 struct wiphy *wiphy = wil_to_wiphy(wil); 830 struct ieee80211_mgmt *rx_mgmt_frame = 831 (struct ieee80211_mgmt *)data->payload; 832 int flen = len - offsetof(struct wmi_rx_mgmt_packet_event, payload); 833 int ch_no; 834 u32 freq; 835 struct ieee80211_channel *channel; 836 s32 signal; 837 __le16 fc; 838 u32 d_len; 839 u16 d_status; 840 841 if (flen < 0) { 842 wil_err(wil, "MGMT Rx: short event, len %d\n", len); 843 return; 844 } 845 846 d_len = le32_to_cpu(data->info.len); 847 if (d_len != flen) { 848 wil_err(wil, 849 "MGMT Rx: length mismatch, d_len %d should be %d\n", 850 d_len, flen); 851 return; 852 } 853 854 ch_no = data->info.channel + 1; 855 freq = ieee80211_channel_to_frequency(ch_no, NL80211_BAND_60GHZ); 856 channel = ieee80211_get_channel(wiphy, freq); 857 if (test_bit(WMI_FW_CAPABILITY_RSSI_REPORTING, wil->fw_capabilities)) 858 signal = 100 * data->info.rssi; 859 else 860 signal = data->info.sqi; 861 d_status = le16_to_cpu(data->info.status); 862 fc = rx_mgmt_frame->frame_control; 863 864 wil_dbg_wmi(wil, "MGMT Rx: channel %d MCS %d RSSI %d SQI %d%%\n", 865 data->info.channel, data->info.mcs, data->info.rssi, 866 data->info.sqi); 867 wil_dbg_wmi(wil, "status 0x%04x len %d fc 0x%04x\n", d_status, d_len, 868 le16_to_cpu(fc)); 869 wil_dbg_wmi(wil, "qid %d mid %d cid %d\n", 870 data->info.qid, data->info.mid, data->info.cid); 871 wil_hex_dump_wmi("MGMT Rx ", DUMP_PREFIX_OFFSET, 16, 1, rx_mgmt_frame, 872 d_len, true); 873 874 if (!channel) { 875 wil_err(wil, "Frame on unsupported channel\n"); 876 return; 877 } 878 879 if (ieee80211_is_beacon(fc) || ieee80211_is_probe_resp(fc)) { 880 struct cfg80211_bss *bss; 881 struct cfg80211_inform_bss bss_data = { 882 .chan = channel, 883 .scan_width = NL80211_BSS_CHAN_WIDTH_20, 884 .signal = signal, 885 .boottime_ns = ktime_to_ns(ktime_get_boottime()), 886 }; 887 u64 tsf = le64_to_cpu(rx_mgmt_frame->u.beacon.timestamp); 888 u16 cap = le16_to_cpu(rx_mgmt_frame->u.beacon.capab_info); 889 u16 bi = le16_to_cpu(rx_mgmt_frame->u.beacon.beacon_int); 890 const u8 *ie_buf = rx_mgmt_frame->u.beacon.variable; 891 size_t ie_len = d_len - offsetof(struct ieee80211_mgmt, 892 u.beacon.variable); 893 wil_dbg_wmi(wil, "Capability info : 0x%04x\n", cap); 894 wil_dbg_wmi(wil, "TSF : 0x%016llx\n", tsf); 895 wil_dbg_wmi(wil, "Beacon interval : %d\n", bi); 896 wil_hex_dump_wmi("IE ", DUMP_PREFIX_OFFSET, 16, 1, ie_buf, 897 ie_len, true); 898 899 wil_dbg_wmi(wil, "Capability info : 0x%04x\n", cap); 900 901 bss = cfg80211_inform_bss_frame_data(wiphy, &bss_data, 902 rx_mgmt_frame, 903 d_len, GFP_KERNEL); 904 if (bss) { 905 wil_dbg_wmi(wil, "Added BSS %pM\n", 906 rx_mgmt_frame->bssid); 907 cfg80211_put_bss(wiphy, bss); 908 } else { 909 wil_err(wil, "cfg80211_inform_bss_frame() failed\n"); 910 } 911 } else { 912 mutex_lock(&wil->vif_mutex); 913 cfg80211_rx_mgmt(vif_to_radio_wdev(wil, vif), freq, signal, 914 (void *)rx_mgmt_frame, d_len, 0); 915 mutex_unlock(&wil->vif_mutex); 916 } 917 } 918 919 static void wmi_evt_tx_mgmt(struct wil6210_vif *vif, int id, void *d, int len) 920 { 921 struct wmi_tx_mgmt_packet_event *data = d; 922 struct ieee80211_mgmt *mgmt_frame = 923 (struct ieee80211_mgmt *)data->payload; 924 int flen = len - offsetof(struct wmi_tx_mgmt_packet_event, payload); 925 926 wil_hex_dump_wmi("MGMT Tx ", DUMP_PREFIX_OFFSET, 16, 1, mgmt_frame, 927 flen, true); 928 } 929 930 static void wmi_evt_scan_complete(struct wil6210_vif *vif, int id, 931 void *d, int len) 932 { 933 struct wil6210_priv *wil = vif_to_wil(vif); 934 935 mutex_lock(&wil->vif_mutex); 936 if (vif->scan_request) { 937 struct wmi_scan_complete_event *data = d; 938 int status = le32_to_cpu(data->status); 939 struct cfg80211_scan_info info = { 940 .aborted = ((status != WMI_SCAN_SUCCESS) && 941 (status != WMI_SCAN_ABORT_REJECTED)), 942 }; 943 944 wil_dbg_wmi(wil, "SCAN_COMPLETE(0x%08x)\n", status); 945 wil_dbg_misc(wil, "Complete scan_request 0x%p aborted %d\n", 946 vif->scan_request, info.aborted); 947 del_timer_sync(&vif->scan_timer); 948 cfg80211_scan_done(vif->scan_request, &info); 949 if (vif->mid == 0) 950 wil->radio_wdev = wil->main_ndev->ieee80211_ptr; 951 vif->scan_request = NULL; 952 wake_up_interruptible(&wil->wq); 953 if (vif->p2p.pending_listen_wdev) { 954 wil_dbg_misc(wil, "Scheduling delayed listen\n"); 955 schedule_work(&vif->p2p.delayed_listen_work); 956 } 957 } else { 958 wil_err(wil, "SCAN_COMPLETE while not scanning\n"); 959 } 960 mutex_unlock(&wil->vif_mutex); 961 } 962 963 static void wmi_evt_connect(struct wil6210_vif *vif, int id, void *d, int len) 964 { 965 struct wil6210_priv *wil = vif_to_wil(vif); 966 struct net_device *ndev = vif_to_ndev(vif); 967 struct wireless_dev *wdev = vif_to_wdev(vif); 968 struct wmi_connect_event *evt = d; 969 int ch; /* channel number */ 970 struct station_info *sinfo; 971 u8 *assoc_req_ie, *assoc_resp_ie; 972 size_t assoc_req_ielen, assoc_resp_ielen; 973 /* capinfo(u16) + listen_interval(u16) + IEs */ 974 const size_t assoc_req_ie_offset = sizeof(u16) * 2; 975 /* capinfo(u16) + status_code(u16) + associd(u16) + IEs */ 976 const size_t assoc_resp_ie_offset = sizeof(u16) * 3; 977 int rc; 978 979 if (len < sizeof(*evt)) { 980 wil_err(wil, "Connect event too short : %d bytes\n", len); 981 return; 982 } 983 if (len != sizeof(*evt) + evt->beacon_ie_len + evt->assoc_req_len + 984 evt->assoc_resp_len) { 985 wil_err(wil, 986 "Connect event corrupted : %d != %d + %d + %d + %d\n", 987 len, (int)sizeof(*evt), evt->beacon_ie_len, 988 evt->assoc_req_len, evt->assoc_resp_len); 989 return; 990 } 991 if (evt->cid >= wil->max_assoc_sta) { 992 wil_err(wil, "Connect CID invalid : %d\n", evt->cid); 993 return; 994 } 995 996 ch = evt->channel + 1; 997 wil_info(wil, "Connect %pM channel [%d] cid %d aid %d\n", 998 evt->bssid, ch, evt->cid, evt->aid); 999 wil_hex_dump_wmi("connect AI : ", DUMP_PREFIX_OFFSET, 16, 1, 1000 evt->assoc_info, len - sizeof(*evt), true); 1001 1002 /* figure out IE's */ 1003 assoc_req_ie = &evt->assoc_info[evt->beacon_ie_len + 1004 assoc_req_ie_offset]; 1005 assoc_req_ielen = evt->assoc_req_len - assoc_req_ie_offset; 1006 if (evt->assoc_req_len <= assoc_req_ie_offset) { 1007 assoc_req_ie = NULL; 1008 assoc_req_ielen = 0; 1009 } 1010 1011 assoc_resp_ie = &evt->assoc_info[evt->beacon_ie_len + 1012 evt->assoc_req_len + 1013 assoc_resp_ie_offset]; 1014 assoc_resp_ielen = evt->assoc_resp_len - assoc_resp_ie_offset; 1015 if (evt->assoc_resp_len <= assoc_resp_ie_offset) { 1016 assoc_resp_ie = NULL; 1017 assoc_resp_ielen = 0; 1018 } 1019 1020 if (test_bit(wil_status_resetting, wil->status) || 1021 !test_bit(wil_status_fwready, wil->status)) { 1022 wil_err(wil, "status_resetting, cancel connect event, CID %d\n", 1023 evt->cid); 1024 /* no need for cleanup, wil_reset will do that */ 1025 return; 1026 } 1027 1028 mutex_lock(&wil->mutex); 1029 1030 if ((wdev->iftype == NL80211_IFTYPE_STATION) || 1031 (wdev->iftype == NL80211_IFTYPE_P2P_CLIENT)) { 1032 if (!test_bit(wil_vif_fwconnecting, vif->status)) { 1033 wil_err(wil, "Not in connecting state\n"); 1034 mutex_unlock(&wil->mutex); 1035 return; 1036 } 1037 del_timer_sync(&vif->connect_timer); 1038 } else if ((wdev->iftype == NL80211_IFTYPE_AP) || 1039 (wdev->iftype == NL80211_IFTYPE_P2P_GO)) { 1040 if (wil->sta[evt->cid].status != wil_sta_unused) { 1041 wil_err(wil, "AP: Invalid status %d for CID %d\n", 1042 wil->sta[evt->cid].status, evt->cid); 1043 mutex_unlock(&wil->mutex); 1044 return; 1045 } 1046 } 1047 1048 ether_addr_copy(wil->sta[evt->cid].addr, evt->bssid); 1049 wil->sta[evt->cid].mid = vif->mid; 1050 wil->sta[evt->cid].status = wil_sta_conn_pending; 1051 1052 rc = wil_ring_init_tx(vif, evt->cid); 1053 if (rc) { 1054 wil_err(wil, "config tx vring failed for CID %d, rc (%d)\n", 1055 evt->cid, rc); 1056 wmi_disconnect_sta(vif, wil->sta[evt->cid].addr, 1057 WLAN_REASON_UNSPECIFIED, false); 1058 } else { 1059 wil_info(wil, "successful connection to CID %d\n", evt->cid); 1060 } 1061 1062 if ((wdev->iftype == NL80211_IFTYPE_STATION) || 1063 (wdev->iftype == NL80211_IFTYPE_P2P_CLIENT)) { 1064 if (rc) { 1065 netif_carrier_off(ndev); 1066 wil6210_bus_request(wil, WIL_DEFAULT_BUS_REQUEST_KBPS); 1067 wil_err(wil, "cfg80211_connect_result with failure\n"); 1068 cfg80211_connect_result(ndev, evt->bssid, NULL, 0, 1069 NULL, 0, 1070 WLAN_STATUS_UNSPECIFIED_FAILURE, 1071 GFP_KERNEL); 1072 goto out; 1073 } else { 1074 struct wiphy *wiphy = wil_to_wiphy(wil); 1075 1076 cfg80211_ref_bss(wiphy, vif->bss); 1077 cfg80211_connect_bss(ndev, evt->bssid, vif->bss, 1078 assoc_req_ie, assoc_req_ielen, 1079 assoc_resp_ie, assoc_resp_ielen, 1080 WLAN_STATUS_SUCCESS, GFP_KERNEL, 1081 NL80211_TIMEOUT_UNSPECIFIED); 1082 } 1083 vif->bss = NULL; 1084 } else if ((wdev->iftype == NL80211_IFTYPE_AP) || 1085 (wdev->iftype == NL80211_IFTYPE_P2P_GO)) { 1086 1087 if (rc) { 1088 if (disable_ap_sme) 1089 /* notify new_sta has failed */ 1090 cfg80211_del_sta(ndev, evt->bssid, GFP_KERNEL); 1091 goto out; 1092 } 1093 1094 sinfo = kzalloc(sizeof(*sinfo), GFP_KERNEL); 1095 if (!sinfo) { 1096 rc = -ENOMEM; 1097 goto out; 1098 } 1099 1100 sinfo->generation = wil->sinfo_gen++; 1101 1102 if (assoc_req_ie) { 1103 sinfo->assoc_req_ies = assoc_req_ie; 1104 sinfo->assoc_req_ies_len = assoc_req_ielen; 1105 } 1106 1107 cfg80211_new_sta(ndev, evt->bssid, sinfo, GFP_KERNEL); 1108 1109 kfree(sinfo); 1110 } else { 1111 wil_err(wil, "unhandled iftype %d for CID %d\n", wdev->iftype, 1112 evt->cid); 1113 goto out; 1114 } 1115 1116 wil->sta[evt->cid].status = wil_sta_connected; 1117 wil->sta[evt->cid].aid = evt->aid; 1118 if (!test_and_set_bit(wil_vif_fwconnected, vif->status)) 1119 atomic_inc(&wil->connected_vifs); 1120 wil_update_net_queues_bh(wil, vif, NULL, false); 1121 1122 out: 1123 if (rc) { 1124 wil->sta[evt->cid].status = wil_sta_unused; 1125 wil->sta[evt->cid].mid = U8_MAX; 1126 } 1127 clear_bit(wil_vif_fwconnecting, vif->status); 1128 mutex_unlock(&wil->mutex); 1129 } 1130 1131 static void wmi_evt_disconnect(struct wil6210_vif *vif, int id, 1132 void *d, int len) 1133 { 1134 struct wil6210_priv *wil = vif_to_wil(vif); 1135 struct wmi_disconnect_event *evt = d; 1136 u16 reason_code = le16_to_cpu(evt->protocol_reason_status); 1137 1138 wil_info(wil, "Disconnect %pM reason [proto %d wmi %d]\n", 1139 evt->bssid, reason_code, evt->disconnect_reason); 1140 1141 wil->sinfo_gen++; 1142 1143 if (test_bit(wil_status_resetting, wil->status) || 1144 !test_bit(wil_status_fwready, wil->status)) { 1145 wil_err(wil, "status_resetting, cancel disconnect event\n"); 1146 /* no need for cleanup, wil_reset will do that */ 1147 return; 1148 } 1149 1150 mutex_lock(&wil->mutex); 1151 wil6210_disconnect_complete(vif, evt->bssid, reason_code); 1152 if (disable_ap_sme) { 1153 struct wireless_dev *wdev = vif_to_wdev(vif); 1154 struct net_device *ndev = vif_to_ndev(vif); 1155 1156 /* disconnect event in disable_ap_sme mode means link loss */ 1157 switch (wdev->iftype) { 1158 /* AP-like interface */ 1159 case NL80211_IFTYPE_AP: 1160 case NL80211_IFTYPE_P2P_GO: 1161 /* notify hostapd about link loss */ 1162 cfg80211_cqm_pktloss_notify(ndev, evt->bssid, 0, 1163 GFP_KERNEL); 1164 break; 1165 default: 1166 break; 1167 } 1168 } 1169 mutex_unlock(&wil->mutex); 1170 } 1171 1172 /* 1173 * Firmware reports EAPOL frame using WME event. 1174 * Reconstruct Ethernet frame and deliver it via normal Rx 1175 */ 1176 static void wmi_evt_eapol_rx(struct wil6210_vif *vif, int id, void *d, int len) 1177 { 1178 struct wil6210_priv *wil = vif_to_wil(vif); 1179 struct net_device *ndev = vif_to_ndev(vif); 1180 struct wmi_eapol_rx_event *evt = d; 1181 u16 eapol_len = le16_to_cpu(evt->eapol_len); 1182 int sz = eapol_len + ETH_HLEN; 1183 struct sk_buff *skb; 1184 struct ethhdr *eth; 1185 int cid; 1186 struct wil_net_stats *stats = NULL; 1187 1188 wil_dbg_wmi(wil, "EAPOL len %d from %pM MID %d\n", eapol_len, 1189 evt->src_mac, vif->mid); 1190 1191 cid = wil_find_cid(wil, vif->mid, evt->src_mac); 1192 if (cid >= 0) 1193 stats = &wil->sta[cid].stats; 1194 1195 if (eapol_len > 196) { /* TODO: revisit size limit */ 1196 wil_err(wil, "EAPOL too large\n"); 1197 return; 1198 } 1199 1200 skb = alloc_skb(sz, GFP_KERNEL); 1201 if (!skb) { 1202 wil_err(wil, "Failed to allocate skb\n"); 1203 return; 1204 } 1205 1206 eth = skb_put(skb, ETH_HLEN); 1207 ether_addr_copy(eth->h_dest, ndev->dev_addr); 1208 ether_addr_copy(eth->h_source, evt->src_mac); 1209 eth->h_proto = cpu_to_be16(ETH_P_PAE); 1210 skb_put_data(skb, evt->eapol, eapol_len); 1211 skb->protocol = eth_type_trans(skb, ndev); 1212 if (likely(netif_rx_ni(skb) == NET_RX_SUCCESS)) { 1213 ndev->stats.rx_packets++; 1214 ndev->stats.rx_bytes += sz; 1215 if (stats) { 1216 stats->rx_packets++; 1217 stats->rx_bytes += sz; 1218 } 1219 } else { 1220 ndev->stats.rx_dropped++; 1221 if (stats) 1222 stats->rx_dropped++; 1223 } 1224 } 1225 1226 static void wmi_evt_ring_en(struct wil6210_vif *vif, int id, void *d, int len) 1227 { 1228 struct wil6210_priv *wil = vif_to_wil(vif); 1229 struct wmi_ring_en_event *evt = d; 1230 u8 vri = evt->ring_index; 1231 struct wireless_dev *wdev = vif_to_wdev(vif); 1232 struct wil_sta_info *sta; 1233 u8 cid; 1234 struct key_params params; 1235 1236 wil_dbg_wmi(wil, "Enable vring %d MID %d\n", vri, vif->mid); 1237 1238 if (vri >= ARRAY_SIZE(wil->ring_tx)) { 1239 wil_err(wil, "Enable for invalid vring %d\n", vri); 1240 return; 1241 } 1242 1243 if (wdev->iftype != NL80211_IFTYPE_AP || !disable_ap_sme || 1244 test_bit(wil_vif_ft_roam, vif->status)) 1245 /* in AP mode with disable_ap_sme that is not FT, 1246 * this is done by wil_cfg80211_change_station() 1247 */ 1248 wil->ring_tx_data[vri].dot1x_open = true; 1249 if (vri == vif->bcast_ring) /* no BA for bcast */ 1250 return; 1251 1252 cid = wil->ring2cid_tid[vri][0]; 1253 if (!wil_cid_valid(wil, cid)) { 1254 wil_err(wil, "invalid cid %d for vring %d\n", cid, vri); 1255 return; 1256 } 1257 1258 /* In FT mode we get key but not store it as it is received 1259 * before WMI_CONNECT_EVENT received from FW. 1260 * wil_set_crypto_rx is called here to reset the security PN 1261 */ 1262 sta = &wil->sta[cid]; 1263 if (test_bit(wil_vif_ft_roam, vif->status)) { 1264 memset(¶ms, 0, sizeof(params)); 1265 wil_set_crypto_rx(0, WMI_KEY_USE_PAIRWISE, sta, ¶ms); 1266 if (wdev->iftype != NL80211_IFTYPE_AP) 1267 clear_bit(wil_vif_ft_roam, vif->status); 1268 } 1269 1270 if (agg_wsize >= 0) 1271 wil_addba_tx_request(wil, vri, agg_wsize); 1272 } 1273 1274 static void wmi_evt_ba_status(struct wil6210_vif *vif, int id, 1275 void *d, int len) 1276 { 1277 struct wil6210_priv *wil = vif_to_wil(vif); 1278 struct wmi_ba_status_event *evt = d; 1279 struct wil_ring_tx_data *txdata; 1280 1281 wil_dbg_wmi(wil, "BACK[%d] %s {%d} timeout %d AMSDU%s\n", 1282 evt->ringid, 1283 evt->status == WMI_BA_AGREED ? "OK" : "N/A", 1284 evt->agg_wsize, __le16_to_cpu(evt->ba_timeout), 1285 evt->amsdu ? "+" : "-"); 1286 1287 if (evt->ringid >= WIL6210_MAX_TX_RINGS) { 1288 wil_err(wil, "invalid ring id %d\n", evt->ringid); 1289 return; 1290 } 1291 1292 if (evt->status != WMI_BA_AGREED) { 1293 evt->ba_timeout = 0; 1294 evt->agg_wsize = 0; 1295 evt->amsdu = 0; 1296 } 1297 1298 txdata = &wil->ring_tx_data[evt->ringid]; 1299 1300 txdata->agg_timeout = le16_to_cpu(evt->ba_timeout); 1301 txdata->agg_wsize = evt->agg_wsize; 1302 txdata->agg_amsdu = evt->amsdu; 1303 txdata->addba_in_progress = false; 1304 } 1305 1306 static void wmi_evt_addba_rx_req(struct wil6210_vif *vif, int id, 1307 void *d, int len) 1308 { 1309 struct wil6210_priv *wil = vif_to_wil(vif); 1310 u8 cid, tid; 1311 struct wmi_rcp_addba_req_event *evt = d; 1312 1313 if (evt->cidxtid != CIDXTID_EXTENDED_CID_TID) { 1314 parse_cidxtid(evt->cidxtid, &cid, &tid); 1315 } else { 1316 cid = evt->cid; 1317 tid = evt->tid; 1318 } 1319 wil_addba_rx_request(wil, vif->mid, cid, tid, evt->dialog_token, 1320 evt->ba_param_set, evt->ba_timeout, 1321 evt->ba_seq_ctrl); 1322 } 1323 1324 static void wmi_evt_delba(struct wil6210_vif *vif, int id, void *d, int len) 1325 __acquires(&sta->tid_rx_lock) __releases(&sta->tid_rx_lock) 1326 { 1327 struct wil6210_priv *wil = vif_to_wil(vif); 1328 struct wmi_delba_event *evt = d; 1329 u8 cid, tid; 1330 u16 reason = __le16_to_cpu(evt->reason); 1331 struct wil_sta_info *sta; 1332 struct wil_tid_ampdu_rx *r; 1333 1334 might_sleep(); 1335 1336 if (evt->cidxtid != CIDXTID_EXTENDED_CID_TID) { 1337 parse_cidxtid(evt->cidxtid, &cid, &tid); 1338 } else { 1339 cid = evt->cid; 1340 tid = evt->tid; 1341 } 1342 1343 if (!wil_cid_valid(wil, cid)) { 1344 wil_err(wil, "DELBA: Invalid CID %d\n", cid); 1345 return; 1346 } 1347 1348 wil_dbg_wmi(wil, "DELBA MID %d CID %d TID %d from %s reason %d\n", 1349 vif->mid, cid, tid, 1350 evt->from_initiator ? "originator" : "recipient", 1351 reason); 1352 if (!evt->from_initiator) { 1353 int i; 1354 /* find Tx vring it belongs to */ 1355 for (i = 0; i < ARRAY_SIZE(wil->ring2cid_tid); i++) { 1356 if (wil->ring2cid_tid[i][0] == cid && 1357 wil->ring2cid_tid[i][1] == tid) { 1358 struct wil_ring_tx_data *txdata = 1359 &wil->ring_tx_data[i]; 1360 1361 wil_dbg_wmi(wil, "DELBA Tx vring %d\n", i); 1362 txdata->agg_timeout = 0; 1363 txdata->agg_wsize = 0; 1364 txdata->addba_in_progress = false; 1365 1366 break; /* max. 1 matching ring */ 1367 } 1368 } 1369 if (i >= ARRAY_SIZE(wil->ring2cid_tid)) 1370 wil_err(wil, "DELBA: unable to find Tx vring\n"); 1371 return; 1372 } 1373 1374 sta = &wil->sta[cid]; 1375 1376 spin_lock_bh(&sta->tid_rx_lock); 1377 1378 r = sta->tid_rx[tid]; 1379 sta->tid_rx[tid] = NULL; 1380 wil_tid_ampdu_rx_free(wil, r); 1381 1382 spin_unlock_bh(&sta->tid_rx_lock); 1383 } 1384 1385 static void 1386 wmi_evt_sched_scan_result(struct wil6210_vif *vif, int id, void *d, int len) 1387 { 1388 struct wil6210_priv *wil = vif_to_wil(vif); 1389 struct wmi_sched_scan_result_event *data = d; 1390 struct wiphy *wiphy = wil_to_wiphy(wil); 1391 struct ieee80211_mgmt *rx_mgmt_frame = 1392 (struct ieee80211_mgmt *)data->payload; 1393 int flen = len - offsetof(struct wmi_sched_scan_result_event, payload); 1394 int ch_no; 1395 u32 freq; 1396 struct ieee80211_channel *channel; 1397 s32 signal; 1398 __le16 fc; 1399 u32 d_len; 1400 struct cfg80211_bss *bss; 1401 struct cfg80211_inform_bss bss_data = { 1402 .scan_width = NL80211_BSS_CHAN_WIDTH_20, 1403 .boottime_ns = ktime_to_ns(ktime_get_boottime()), 1404 }; 1405 1406 if (flen < 0) { 1407 wil_err(wil, "sched scan result event too short, len %d\n", 1408 len); 1409 return; 1410 } 1411 1412 d_len = le32_to_cpu(data->info.len); 1413 if (d_len != flen) { 1414 wil_err(wil, 1415 "sched scan result length mismatch, d_len %d should be %d\n", 1416 d_len, flen); 1417 return; 1418 } 1419 1420 fc = rx_mgmt_frame->frame_control; 1421 if (!ieee80211_is_probe_resp(fc)) { 1422 wil_err(wil, "sched scan result invalid frame, fc 0x%04x\n", 1423 fc); 1424 return; 1425 } 1426 1427 ch_no = data->info.channel + 1; 1428 freq = ieee80211_channel_to_frequency(ch_no, NL80211_BAND_60GHZ); 1429 channel = ieee80211_get_channel(wiphy, freq); 1430 if (test_bit(WMI_FW_CAPABILITY_RSSI_REPORTING, wil->fw_capabilities)) 1431 signal = 100 * data->info.rssi; 1432 else 1433 signal = data->info.sqi; 1434 1435 wil_dbg_wmi(wil, "sched scan result: channel %d MCS %d RSSI %d\n", 1436 data->info.channel, data->info.mcs, data->info.rssi); 1437 wil_dbg_wmi(wil, "len %d qid %d mid %d cid %d\n", 1438 d_len, data->info.qid, data->info.mid, data->info.cid); 1439 wil_hex_dump_wmi("PROBE ", DUMP_PREFIX_OFFSET, 16, 1, rx_mgmt_frame, 1440 d_len, true); 1441 1442 if (!channel) { 1443 wil_err(wil, "Frame on unsupported channel\n"); 1444 return; 1445 } 1446 1447 bss_data.signal = signal; 1448 bss_data.chan = channel; 1449 bss = cfg80211_inform_bss_frame_data(wiphy, &bss_data, rx_mgmt_frame, 1450 d_len, GFP_KERNEL); 1451 if (bss) { 1452 wil_dbg_wmi(wil, "Added BSS %pM\n", rx_mgmt_frame->bssid); 1453 cfg80211_put_bss(wiphy, bss); 1454 } else { 1455 wil_err(wil, "cfg80211_inform_bss_frame() failed\n"); 1456 } 1457 1458 cfg80211_sched_scan_results(wiphy, 0); 1459 } 1460 1461 static void wil_link_stats_store_basic(struct wil6210_vif *vif, 1462 struct wmi_link_stats_basic *basic) 1463 { 1464 struct wil6210_priv *wil = vif_to_wil(vif); 1465 u8 cid = basic->cid; 1466 struct wil_sta_info *sta; 1467 1468 if (cid < 0 || cid >= wil->max_assoc_sta) { 1469 wil_err(wil, "invalid cid %d\n", cid); 1470 return; 1471 } 1472 1473 sta = &wil->sta[cid]; 1474 sta->fw_stats_basic = *basic; 1475 } 1476 1477 static void wil_link_stats_store_global(struct wil6210_vif *vif, 1478 struct wmi_link_stats_global *global) 1479 { 1480 struct wil6210_priv *wil = vif_to_wil(vif); 1481 1482 wil->fw_stats_global.stats = *global; 1483 } 1484 1485 static void wmi_link_stats_parse(struct wil6210_vif *vif, u64 tsf, 1486 bool has_next, void *payload, 1487 size_t payload_size) 1488 { 1489 struct wil6210_priv *wil = vif_to_wil(vif); 1490 size_t hdr_size = sizeof(struct wmi_link_stats_record); 1491 size_t stats_size, record_size, expected_size; 1492 struct wmi_link_stats_record *hdr; 1493 1494 if (payload_size < hdr_size) { 1495 wil_err(wil, "link stats wrong event size %zu\n", payload_size); 1496 return; 1497 } 1498 1499 while (payload_size >= hdr_size) { 1500 hdr = payload; 1501 stats_size = le16_to_cpu(hdr->record_size); 1502 record_size = hdr_size + stats_size; 1503 1504 if (payload_size < record_size) { 1505 wil_err(wil, "link stats payload ended unexpectedly, size %zu < %zu\n", 1506 payload_size, record_size); 1507 return; 1508 } 1509 1510 switch (hdr->record_type_id) { 1511 case WMI_LINK_STATS_TYPE_BASIC: 1512 expected_size = sizeof(struct wmi_link_stats_basic); 1513 if (stats_size < expected_size) { 1514 wil_err(wil, "link stats invalid basic record size %zu < %zu\n", 1515 stats_size, expected_size); 1516 return; 1517 } 1518 if (vif->fw_stats_ready) { 1519 /* clean old statistics */ 1520 vif->fw_stats_tsf = 0; 1521 vif->fw_stats_ready = 0; 1522 } 1523 1524 wil_link_stats_store_basic(vif, payload + hdr_size); 1525 1526 if (!has_next) { 1527 vif->fw_stats_tsf = tsf; 1528 vif->fw_stats_ready = 1; 1529 } 1530 1531 break; 1532 case WMI_LINK_STATS_TYPE_GLOBAL: 1533 expected_size = sizeof(struct wmi_link_stats_global); 1534 if (stats_size < sizeof(struct wmi_link_stats_global)) { 1535 wil_err(wil, "link stats invalid global record size %zu < %zu\n", 1536 stats_size, expected_size); 1537 return; 1538 } 1539 1540 if (wil->fw_stats_global.ready) { 1541 /* clean old statistics */ 1542 wil->fw_stats_global.tsf = 0; 1543 wil->fw_stats_global.ready = 0; 1544 } 1545 1546 wil_link_stats_store_global(vif, payload + hdr_size); 1547 1548 if (!has_next) { 1549 wil->fw_stats_global.tsf = tsf; 1550 wil->fw_stats_global.ready = 1; 1551 } 1552 1553 break; 1554 default: 1555 break; 1556 } 1557 1558 /* skip to next record */ 1559 payload += record_size; 1560 payload_size -= record_size; 1561 } 1562 } 1563 1564 static void 1565 wmi_evt_link_stats(struct wil6210_vif *vif, int id, void *d, int len) 1566 { 1567 struct wil6210_priv *wil = vif_to_wil(vif); 1568 struct wmi_link_stats_event *evt = d; 1569 size_t payload_size; 1570 1571 if (len < offsetof(struct wmi_link_stats_event, payload)) { 1572 wil_err(wil, "stats event way too short %d\n", len); 1573 return; 1574 } 1575 payload_size = le16_to_cpu(evt->payload_size); 1576 if (len < sizeof(struct wmi_link_stats_event) + payload_size) { 1577 wil_err(wil, "stats event too short %d\n", len); 1578 return; 1579 } 1580 1581 wmi_link_stats_parse(vif, le64_to_cpu(evt->tsf), evt->has_next, 1582 evt->payload, payload_size); 1583 } 1584 1585 /** 1586 * find cid and ringid for the station vif 1587 * 1588 * return error, if other interfaces are used or ring was not found 1589 */ 1590 static int wil_find_cid_ringid_sta(struct wil6210_priv *wil, 1591 struct wil6210_vif *vif, 1592 int *cid, 1593 int *ringid) 1594 { 1595 struct wil_ring *ring; 1596 struct wil_ring_tx_data *txdata; 1597 int min_ring_id = wil_get_min_tx_ring_id(wil); 1598 int i; 1599 u8 lcid; 1600 1601 if (!(vif->wdev.iftype == NL80211_IFTYPE_STATION || 1602 vif->wdev.iftype == NL80211_IFTYPE_P2P_CLIENT)) { 1603 wil_err(wil, "invalid interface type %d\n", vif->wdev.iftype); 1604 return -EINVAL; 1605 } 1606 1607 /* In the STA mode, it is expected to have only one ring 1608 * for the AP we are connected to. 1609 * find it and return the cid associated with it. 1610 */ 1611 for (i = min_ring_id; i < WIL6210_MAX_TX_RINGS; i++) { 1612 ring = &wil->ring_tx[i]; 1613 txdata = &wil->ring_tx_data[i]; 1614 if (!ring->va || !txdata->enabled || txdata->mid != vif->mid) 1615 continue; 1616 1617 lcid = wil->ring2cid_tid[i][0]; 1618 if (lcid >= wil->max_assoc_sta) /* skip BCAST */ 1619 continue; 1620 1621 wil_dbg_wmi(wil, "find sta -> ringid %d cid %d\n", i, lcid); 1622 *cid = lcid; 1623 *ringid = i; 1624 return 0; 1625 } 1626 1627 wil_dbg_wmi(wil, "find sta cid while no rings active?\n"); 1628 1629 return -ENOENT; 1630 } 1631 1632 static void 1633 wmi_evt_auth_status(struct wil6210_vif *vif, int id, void *d, int len) 1634 { 1635 struct wil6210_priv *wil = vif_to_wil(vif); 1636 struct net_device *ndev = vif_to_ndev(vif); 1637 struct wmi_ft_auth_status_event *data = d; 1638 int ie_len = len - offsetof(struct wmi_ft_auth_status_event, ie_info); 1639 int rc, cid = 0, ringid = 0; 1640 struct cfg80211_ft_event_params ft; 1641 u16 d_len; 1642 /* auth_alg(u16) + auth_transaction(u16) + status_code(u16) */ 1643 const size_t auth_ie_offset = sizeof(u16) * 3; 1644 struct auth_no_hdr *auth = (struct auth_no_hdr *)data->ie_info; 1645 1646 /* check the status */ 1647 if (ie_len >= 0 && data->status != WMI_FW_STATUS_SUCCESS) { 1648 wil_err(wil, "FT: auth failed. status %d\n", data->status); 1649 goto fail; 1650 } 1651 1652 if (ie_len < auth_ie_offset) { 1653 wil_err(wil, "FT: auth event too short, len %d\n", len); 1654 goto fail; 1655 } 1656 1657 d_len = le16_to_cpu(data->ie_len); 1658 if (d_len != ie_len) { 1659 wil_err(wil, 1660 "FT: auth ie length mismatch, d_len %d should be %d\n", 1661 d_len, ie_len); 1662 goto fail; 1663 } 1664 1665 if (!test_bit(wil_vif_ft_roam, wil->status)) { 1666 wil_err(wil, "FT: Not in roaming state\n"); 1667 goto fail; 1668 } 1669 1670 if (le16_to_cpu(auth->auth_transaction) != 2) { 1671 wil_err(wil, "FT: auth error. auth_transaction %d\n", 1672 le16_to_cpu(auth->auth_transaction)); 1673 goto fail; 1674 } 1675 1676 if (le16_to_cpu(auth->auth_alg) != WLAN_AUTH_FT) { 1677 wil_err(wil, "FT: auth error. auth_alg %d\n", 1678 le16_to_cpu(auth->auth_alg)); 1679 goto fail; 1680 } 1681 1682 wil_dbg_wmi(wil, "FT: Auth to %pM successfully\n", data->mac_addr); 1683 wil_hex_dump_wmi("FT Auth ies : ", DUMP_PREFIX_OFFSET, 16, 1, 1684 data->ie_info, d_len, true); 1685 1686 /* find cid and ringid */ 1687 rc = wil_find_cid_ringid_sta(wil, vif, &cid, &ringid); 1688 if (rc) { 1689 wil_err(wil, "No valid cid found\n"); 1690 goto fail; 1691 } 1692 1693 if (vif->privacy) { 1694 /* For secure assoc, remove old keys */ 1695 rc = wmi_del_cipher_key(vif, 0, wil->sta[cid].addr, 1696 WMI_KEY_USE_PAIRWISE); 1697 if (rc) { 1698 wil_err(wil, "WMI_DELETE_CIPHER_KEY_CMD(PTK) failed\n"); 1699 goto fail; 1700 } 1701 rc = wmi_del_cipher_key(vif, 0, wil->sta[cid].addr, 1702 WMI_KEY_USE_RX_GROUP); 1703 if (rc) { 1704 wil_err(wil, "WMI_DELETE_CIPHER_KEY_CMD(GTK) failed\n"); 1705 goto fail; 1706 } 1707 } 1708 1709 memset(&ft, 0, sizeof(ft)); 1710 ft.ies = data->ie_info + auth_ie_offset; 1711 ft.ies_len = d_len - auth_ie_offset; 1712 ft.target_ap = data->mac_addr; 1713 cfg80211_ft_event(ndev, &ft); 1714 1715 return; 1716 1717 fail: 1718 wil6210_disconnect(vif, NULL, WLAN_REASON_PREV_AUTH_NOT_VALID); 1719 } 1720 1721 static void 1722 wmi_evt_reassoc_status(struct wil6210_vif *vif, int id, void *d, int len) 1723 { 1724 struct wil6210_priv *wil = vif_to_wil(vif); 1725 struct net_device *ndev = vif_to_ndev(vif); 1726 struct wiphy *wiphy = wil_to_wiphy(wil); 1727 struct wmi_ft_reassoc_status_event *data = d; 1728 int ies_len = len - offsetof(struct wmi_ft_reassoc_status_event, 1729 ie_info); 1730 int rc = -ENOENT, cid = 0, ringid = 0; 1731 int ch; /* channel number (primary) */ 1732 size_t assoc_req_ie_len = 0, assoc_resp_ie_len = 0; 1733 u8 *assoc_req_ie = NULL, *assoc_resp_ie = NULL; 1734 /* capinfo(u16) + listen_interval(u16) + current_ap mac addr + IEs */ 1735 const size_t assoc_req_ie_offset = sizeof(u16) * 2 + ETH_ALEN; 1736 /* capinfo(u16) + status_code(u16) + associd(u16) + IEs */ 1737 const size_t assoc_resp_ie_offset = sizeof(u16) * 3; 1738 u16 d_len; 1739 int freq; 1740 struct cfg80211_roam_info info; 1741 1742 if (ies_len < 0) { 1743 wil_err(wil, "ft reassoc event too short, len %d\n", len); 1744 goto fail; 1745 } 1746 1747 wil_dbg_wmi(wil, "Reasoc Status event: status=%d, aid=%d", 1748 data->status, data->aid); 1749 wil_dbg_wmi(wil, " mac_addr=%pM, beacon_ie_len=%d", 1750 data->mac_addr, data->beacon_ie_len); 1751 wil_dbg_wmi(wil, " reassoc_req_ie_len=%d, reassoc_resp_ie_len=%d", 1752 le16_to_cpu(data->reassoc_req_ie_len), 1753 le16_to_cpu(data->reassoc_resp_ie_len)); 1754 1755 d_len = le16_to_cpu(data->beacon_ie_len) + 1756 le16_to_cpu(data->reassoc_req_ie_len) + 1757 le16_to_cpu(data->reassoc_resp_ie_len); 1758 if (d_len != ies_len) { 1759 wil_err(wil, 1760 "ft reassoc ie length mismatch, d_len %d should be %d\n", 1761 d_len, ies_len); 1762 goto fail; 1763 } 1764 1765 /* check the status */ 1766 if (data->status != WMI_FW_STATUS_SUCCESS) { 1767 wil_err(wil, "ft reassoc failed. status %d\n", data->status); 1768 goto fail; 1769 } 1770 1771 /* find cid and ringid */ 1772 rc = wil_find_cid_ringid_sta(wil, vif, &cid, &ringid); 1773 if (rc) { 1774 wil_err(wil, "No valid cid found\n"); 1775 goto fail; 1776 } 1777 1778 ch = data->channel + 1; 1779 wil_info(wil, "FT: Roam %pM channel [%d] cid %d aid %d\n", 1780 data->mac_addr, ch, cid, data->aid); 1781 1782 wil_hex_dump_wmi("reassoc AI : ", DUMP_PREFIX_OFFSET, 16, 1, 1783 data->ie_info, len - sizeof(*data), true); 1784 1785 /* figure out IE's */ 1786 if (le16_to_cpu(data->reassoc_req_ie_len) > assoc_req_ie_offset) { 1787 assoc_req_ie = &data->ie_info[assoc_req_ie_offset]; 1788 assoc_req_ie_len = le16_to_cpu(data->reassoc_req_ie_len) - 1789 assoc_req_ie_offset; 1790 } 1791 if (le16_to_cpu(data->reassoc_resp_ie_len) <= assoc_resp_ie_offset) { 1792 wil_err(wil, "FT: reassoc resp ie len is too short, len %d\n", 1793 le16_to_cpu(data->reassoc_resp_ie_len)); 1794 goto fail; 1795 } 1796 1797 assoc_resp_ie = &data->ie_info[le16_to_cpu(data->reassoc_req_ie_len) + 1798 assoc_resp_ie_offset]; 1799 assoc_resp_ie_len = le16_to_cpu(data->reassoc_resp_ie_len) - 1800 assoc_resp_ie_offset; 1801 1802 if (test_bit(wil_status_resetting, wil->status) || 1803 !test_bit(wil_status_fwready, wil->status)) { 1804 wil_err(wil, "FT: status_resetting, cancel reassoc event\n"); 1805 /* no need for cleanup, wil_reset will do that */ 1806 return; 1807 } 1808 1809 mutex_lock(&wil->mutex); 1810 1811 /* ring modify to set the ring for the roamed AP settings */ 1812 wil_dbg_wmi(wil, 1813 "ft modify tx config for connection CID %d ring %d\n", 1814 cid, ringid); 1815 1816 rc = wil->txrx_ops.tx_ring_modify(vif, ringid, cid, 0); 1817 if (rc) { 1818 wil_err(wil, "modify TX for CID %d MID %d ring %d failed (%d)\n", 1819 cid, vif->mid, ringid, rc); 1820 mutex_unlock(&wil->mutex); 1821 goto fail; 1822 } 1823 1824 /* Update the driver STA members with the new bss */ 1825 wil->sta[cid].aid = data->aid; 1826 wil->sta[cid].stats.ft_roams++; 1827 ether_addr_copy(wil->sta[cid].addr, vif->bss->bssid); 1828 mutex_unlock(&wil->mutex); 1829 del_timer_sync(&vif->connect_timer); 1830 1831 cfg80211_ref_bss(wiphy, vif->bss); 1832 freq = ieee80211_channel_to_frequency(ch, NL80211_BAND_60GHZ); 1833 1834 memset(&info, 0, sizeof(info)); 1835 info.channel = ieee80211_get_channel(wiphy, freq); 1836 info.bss = vif->bss; 1837 info.req_ie = assoc_req_ie; 1838 info.req_ie_len = assoc_req_ie_len; 1839 info.resp_ie = assoc_resp_ie; 1840 info.resp_ie_len = assoc_resp_ie_len; 1841 cfg80211_roamed(ndev, &info, GFP_KERNEL); 1842 vif->bss = NULL; 1843 1844 return; 1845 1846 fail: 1847 wil6210_disconnect(vif, NULL, WLAN_REASON_PREV_AUTH_NOT_VALID); 1848 } 1849 1850 /** 1851 * Some events are ignored for purpose; and need not be interpreted as 1852 * "unhandled events" 1853 */ 1854 static void wmi_evt_ignore(struct wil6210_vif *vif, int id, void *d, int len) 1855 { 1856 struct wil6210_priv *wil = vif_to_wil(vif); 1857 1858 wil_dbg_wmi(wil, "Ignore event 0x%04x len %d\n", id, len); 1859 } 1860 1861 static const struct { 1862 int eventid; 1863 void (*handler)(struct wil6210_vif *vif, 1864 int eventid, void *data, int data_len); 1865 } wmi_evt_handlers[] = { 1866 {WMI_READY_EVENTID, wmi_evt_ready}, 1867 {WMI_FW_READY_EVENTID, wmi_evt_ignore}, 1868 {WMI_RX_MGMT_PACKET_EVENTID, wmi_evt_rx_mgmt}, 1869 {WMI_TX_MGMT_PACKET_EVENTID, wmi_evt_tx_mgmt}, 1870 {WMI_SCAN_COMPLETE_EVENTID, wmi_evt_scan_complete}, 1871 {WMI_CONNECT_EVENTID, wmi_evt_connect}, 1872 {WMI_DISCONNECT_EVENTID, wmi_evt_disconnect}, 1873 {WMI_EAPOL_RX_EVENTID, wmi_evt_eapol_rx}, 1874 {WMI_BA_STATUS_EVENTID, wmi_evt_ba_status}, 1875 {WMI_RCP_ADDBA_REQ_EVENTID, wmi_evt_addba_rx_req}, 1876 {WMI_DELBA_EVENTID, wmi_evt_delba}, 1877 {WMI_RING_EN_EVENTID, wmi_evt_ring_en}, 1878 {WMI_DATA_PORT_OPEN_EVENTID, wmi_evt_ignore}, 1879 {WMI_SCHED_SCAN_RESULT_EVENTID, wmi_evt_sched_scan_result}, 1880 {WMI_LINK_STATS_EVENTID, wmi_evt_link_stats}, 1881 {WMI_FT_AUTH_STATUS_EVENTID, wmi_evt_auth_status}, 1882 {WMI_FT_REASSOC_STATUS_EVENTID, wmi_evt_reassoc_status}, 1883 }; 1884 1885 /* 1886 * Run in IRQ context 1887 * Extract WMI command from mailbox. Queue it to the @wil->pending_wmi_ev 1888 * that will be eventually handled by the @wmi_event_worker in the thread 1889 * context of thread "wil6210_wmi" 1890 */ 1891 void wmi_recv_cmd(struct wil6210_priv *wil) 1892 { 1893 struct wil6210_mbox_ring_desc d_tail; 1894 struct wil6210_mbox_hdr hdr; 1895 struct wil6210_mbox_ring *r = &wil->mbox_ctl.rx; 1896 struct pending_wmi_event *evt; 1897 u8 *cmd; 1898 void __iomem *src; 1899 ulong flags; 1900 unsigned n; 1901 unsigned int num_immed_reply = 0; 1902 1903 if (!test_bit(wil_status_mbox_ready, wil->status)) { 1904 wil_err(wil, "Reset in progress. Cannot handle WMI event\n"); 1905 return; 1906 } 1907 1908 if (test_bit(wil_status_suspended, wil->status)) { 1909 wil_err(wil, "suspended. cannot handle WMI event\n"); 1910 return; 1911 } 1912 1913 for (n = 0;; n++) { 1914 u16 len; 1915 bool q; 1916 bool immed_reply = false; 1917 1918 r->head = wil_r(wil, RGF_MBOX + 1919 offsetof(struct wil6210_mbox_ctl, rx.head)); 1920 if (r->tail == r->head) 1921 break; 1922 1923 wil_dbg_wmi(wil, "Mbox head %08x tail %08x\n", 1924 r->head, r->tail); 1925 /* read cmd descriptor from tail */ 1926 wil_memcpy_fromio_32(&d_tail, wil->csr + HOSTADDR(r->tail), 1927 sizeof(struct wil6210_mbox_ring_desc)); 1928 if (d_tail.sync == 0) { 1929 wil_err(wil, "Mbox evt not owned by FW?\n"); 1930 break; 1931 } 1932 1933 /* read cmd header from descriptor */ 1934 if (0 != wmi_read_hdr(wil, d_tail.addr, &hdr)) { 1935 wil_err(wil, "Mbox evt at 0x%08x?\n", 1936 le32_to_cpu(d_tail.addr)); 1937 break; 1938 } 1939 len = le16_to_cpu(hdr.len); 1940 wil_dbg_wmi(wil, "Mbox evt %04x %04x %04x %02x\n", 1941 le16_to_cpu(hdr.seq), len, le16_to_cpu(hdr.type), 1942 hdr.flags); 1943 1944 /* read cmd buffer from descriptor */ 1945 src = wmi_buffer(wil, d_tail.addr) + 1946 sizeof(struct wil6210_mbox_hdr); 1947 evt = kmalloc(ALIGN(offsetof(struct pending_wmi_event, 1948 event.wmi) + len, 4), 1949 GFP_KERNEL); 1950 if (!evt) 1951 break; 1952 1953 evt->event.hdr = hdr; 1954 cmd = (void *)&evt->event.wmi; 1955 wil_memcpy_fromio_32(cmd, src, len); 1956 /* mark entry as empty */ 1957 wil_w(wil, r->tail + 1958 offsetof(struct wil6210_mbox_ring_desc, sync), 0); 1959 /* indicate */ 1960 if ((hdr.type == WIL_MBOX_HDR_TYPE_WMI) && 1961 (len >= sizeof(struct wmi_cmd_hdr))) { 1962 struct wmi_cmd_hdr *wmi = &evt->event.wmi; 1963 u16 id = le16_to_cpu(wmi->command_id); 1964 u8 mid = wmi->mid; 1965 u32 tstamp = le32_to_cpu(wmi->fw_timestamp); 1966 if (test_bit(wil_status_resuming, wil->status)) { 1967 if (id == WMI_TRAFFIC_RESUME_EVENTID) 1968 clear_bit(wil_status_resuming, 1969 wil->status); 1970 else 1971 wil_err(wil, 1972 "WMI evt %d while resuming\n", 1973 id); 1974 } 1975 spin_lock_irqsave(&wil->wmi_ev_lock, flags); 1976 if (wil->reply_id && wil->reply_id == id && 1977 wil->reply_mid == mid) { 1978 if (wil->reply_buf) { 1979 memcpy(wil->reply_buf, wmi, 1980 min(len, wil->reply_size)); 1981 immed_reply = true; 1982 } 1983 if (id == WMI_TRAFFIC_SUSPEND_EVENTID) { 1984 wil_dbg_wmi(wil, 1985 "set suspend_resp_rcvd\n"); 1986 wil->suspend_resp_rcvd = true; 1987 } 1988 } 1989 spin_unlock_irqrestore(&wil->wmi_ev_lock, flags); 1990 1991 wil_dbg_wmi(wil, "recv %s (0x%04x) MID %d @%d msec\n", 1992 eventid2name(id), id, wmi->mid, tstamp); 1993 trace_wil6210_wmi_event(wmi, &wmi[1], 1994 len - sizeof(*wmi)); 1995 } 1996 wil_hex_dump_wmi("evt ", DUMP_PREFIX_OFFSET, 16, 1, 1997 &evt->event.hdr, sizeof(hdr) + len, true); 1998 1999 /* advance tail */ 2000 r->tail = r->base + ((r->tail - r->base + 2001 sizeof(struct wil6210_mbox_ring_desc)) % r->size); 2002 wil_w(wil, RGF_MBOX + 2003 offsetof(struct wil6210_mbox_ctl, rx.tail), r->tail); 2004 2005 if (immed_reply) { 2006 wil_dbg_wmi(wil, "recv_cmd: Complete WMI 0x%04x\n", 2007 wil->reply_id); 2008 kfree(evt); 2009 num_immed_reply++; 2010 complete(&wil->wmi_call); 2011 } else { 2012 /* add to the pending list */ 2013 spin_lock_irqsave(&wil->wmi_ev_lock, flags); 2014 list_add_tail(&evt->list, &wil->pending_wmi_ev); 2015 spin_unlock_irqrestore(&wil->wmi_ev_lock, flags); 2016 q = queue_work(wil->wmi_wq, &wil->wmi_event_worker); 2017 wil_dbg_wmi(wil, "queue_work -> %d\n", q); 2018 } 2019 } 2020 /* normally, 1 event per IRQ should be processed */ 2021 wil_dbg_wmi(wil, "recv_cmd: -> %d events queued, %d completed\n", 2022 n - num_immed_reply, num_immed_reply); 2023 } 2024 2025 int wmi_call(struct wil6210_priv *wil, u16 cmdid, u8 mid, void *buf, u16 len, 2026 u16 reply_id, void *reply, u16 reply_size, int to_msec) 2027 { 2028 int rc; 2029 unsigned long remain; 2030 ulong flags; 2031 2032 mutex_lock(&wil->wmi_mutex); 2033 2034 spin_lock_irqsave(&wil->wmi_ev_lock, flags); 2035 wil->reply_id = reply_id; 2036 wil->reply_mid = mid; 2037 wil->reply_buf = reply; 2038 wil->reply_size = reply_size; 2039 reinit_completion(&wil->wmi_call); 2040 spin_unlock_irqrestore(&wil->wmi_ev_lock, flags); 2041 2042 rc = __wmi_send(wil, cmdid, mid, buf, len); 2043 if (rc) 2044 goto out; 2045 2046 remain = wait_for_completion_timeout(&wil->wmi_call, 2047 msecs_to_jiffies(to_msec)); 2048 if (0 == remain) { 2049 wil_err(wil, "wmi_call(0x%04x->0x%04x) timeout %d msec\n", 2050 cmdid, reply_id, to_msec); 2051 rc = -ETIME; 2052 } else { 2053 wil_dbg_wmi(wil, 2054 "wmi_call(0x%04x->0x%04x) completed in %d msec\n", 2055 cmdid, reply_id, 2056 to_msec - jiffies_to_msecs(remain)); 2057 } 2058 2059 out: 2060 spin_lock_irqsave(&wil->wmi_ev_lock, flags); 2061 wil->reply_id = 0; 2062 wil->reply_mid = U8_MAX; 2063 wil->reply_buf = NULL; 2064 wil->reply_size = 0; 2065 spin_unlock_irqrestore(&wil->wmi_ev_lock, flags); 2066 2067 mutex_unlock(&wil->wmi_mutex); 2068 2069 return rc; 2070 } 2071 2072 int wmi_echo(struct wil6210_priv *wil) 2073 { 2074 struct wil6210_vif *vif = ndev_to_vif(wil->main_ndev); 2075 struct wmi_echo_cmd cmd = { 2076 .value = cpu_to_le32(0x12345678), 2077 }; 2078 2079 return wmi_call(wil, WMI_ECHO_CMDID, vif->mid, &cmd, sizeof(cmd), 2080 WMI_ECHO_RSP_EVENTID, NULL, 0, 2081 WIL_WMI_CALL_GENERAL_TO_MS); 2082 } 2083 2084 int wmi_set_mac_address(struct wil6210_priv *wil, void *addr) 2085 { 2086 struct wil6210_vif *vif = ndev_to_vif(wil->main_ndev); 2087 struct wmi_set_mac_address_cmd cmd; 2088 2089 ether_addr_copy(cmd.mac, addr); 2090 2091 wil_dbg_wmi(wil, "Set MAC %pM\n", addr); 2092 2093 return wmi_send(wil, WMI_SET_MAC_ADDRESS_CMDID, vif->mid, 2094 &cmd, sizeof(cmd)); 2095 } 2096 2097 int wmi_led_cfg(struct wil6210_priv *wil, bool enable) 2098 { 2099 struct wil6210_vif *vif = ndev_to_vif(wil->main_ndev); 2100 int rc = 0; 2101 struct wmi_led_cfg_cmd cmd = { 2102 .led_mode = enable, 2103 .id = led_id, 2104 .slow_blink_cfg.blink_on = 2105 cpu_to_le32(led_blink_time[WIL_LED_TIME_SLOW].on_ms), 2106 .slow_blink_cfg.blink_off = 2107 cpu_to_le32(led_blink_time[WIL_LED_TIME_SLOW].off_ms), 2108 .medium_blink_cfg.blink_on = 2109 cpu_to_le32(led_blink_time[WIL_LED_TIME_MED].on_ms), 2110 .medium_blink_cfg.blink_off = 2111 cpu_to_le32(led_blink_time[WIL_LED_TIME_MED].off_ms), 2112 .fast_blink_cfg.blink_on = 2113 cpu_to_le32(led_blink_time[WIL_LED_TIME_FAST].on_ms), 2114 .fast_blink_cfg.blink_off = 2115 cpu_to_le32(led_blink_time[WIL_LED_TIME_FAST].off_ms), 2116 .led_polarity = led_polarity, 2117 }; 2118 struct { 2119 struct wmi_cmd_hdr wmi; 2120 struct wmi_led_cfg_done_event evt; 2121 } __packed reply = { 2122 .evt = {.status = cpu_to_le32(WMI_FW_STATUS_FAILURE)}, 2123 }; 2124 2125 if (led_id == WIL_LED_INVALID_ID) 2126 goto out; 2127 2128 if (led_id > WIL_LED_MAX_ID) { 2129 wil_err(wil, "Invalid led id %d\n", led_id); 2130 rc = -EINVAL; 2131 goto out; 2132 } 2133 2134 wil_dbg_wmi(wil, 2135 "%s led %d\n", 2136 enable ? "enabling" : "disabling", led_id); 2137 2138 rc = wmi_call(wil, WMI_LED_CFG_CMDID, vif->mid, &cmd, sizeof(cmd), 2139 WMI_LED_CFG_DONE_EVENTID, &reply, sizeof(reply), 2140 WIL_WMI_CALL_GENERAL_TO_MS); 2141 if (rc) 2142 goto out; 2143 2144 if (reply.evt.status) { 2145 wil_err(wil, "led %d cfg failed with status %d\n", 2146 led_id, le32_to_cpu(reply.evt.status)); 2147 rc = -EINVAL; 2148 } 2149 2150 out: 2151 return rc; 2152 } 2153 2154 int wmi_rbufcap_cfg(struct wil6210_priv *wil, bool enable, u16 threshold) 2155 { 2156 struct wil6210_vif *vif = ndev_to_vif(wil->main_ndev); 2157 int rc; 2158 2159 struct wmi_rbufcap_cfg_cmd cmd = { 2160 .enable = enable, 2161 .rx_desc_threshold = cpu_to_le16(threshold), 2162 }; 2163 struct { 2164 struct wmi_cmd_hdr wmi; 2165 struct wmi_rbufcap_cfg_event evt; 2166 } __packed reply = { 2167 .evt = {.status = WMI_FW_STATUS_FAILURE}, 2168 }; 2169 2170 rc = wmi_call(wil, WMI_RBUFCAP_CFG_CMDID, vif->mid, &cmd, sizeof(cmd), 2171 WMI_RBUFCAP_CFG_EVENTID, &reply, sizeof(reply), 2172 WIL_WMI_CALL_GENERAL_TO_MS); 2173 if (rc) 2174 return rc; 2175 2176 if (reply.evt.status != WMI_FW_STATUS_SUCCESS) { 2177 wil_err(wil, "RBUFCAP_CFG failed. status %d\n", 2178 reply.evt.status); 2179 rc = -EINVAL; 2180 } 2181 2182 return rc; 2183 } 2184 2185 int wmi_pcp_start(struct wil6210_vif *vif, int bi, u8 wmi_nettype, 2186 u8 chan, u8 wmi_edmg_chan, u8 hidden_ssid, u8 is_go) 2187 { 2188 struct wil6210_priv *wil = vif_to_wil(vif); 2189 int rc; 2190 2191 struct wmi_pcp_start_cmd cmd = { 2192 .bcon_interval = cpu_to_le16(bi), 2193 .network_type = wmi_nettype, 2194 .disable_sec_offload = 1, 2195 .channel = chan - 1, 2196 .edmg_channel = wmi_edmg_chan, 2197 .pcp_max_assoc_sta = wil->max_assoc_sta, 2198 .hidden_ssid = hidden_ssid, 2199 .is_go = is_go, 2200 .ap_sme_offload_mode = disable_ap_sme ? 2201 WMI_AP_SME_OFFLOAD_PARTIAL : 2202 WMI_AP_SME_OFFLOAD_FULL, 2203 .abft_len = wil->abft_len, 2204 }; 2205 struct { 2206 struct wmi_cmd_hdr wmi; 2207 struct wmi_pcp_started_event evt; 2208 } __packed reply = { 2209 .evt = {.status = WMI_FW_STATUS_FAILURE}, 2210 }; 2211 2212 if (!vif->privacy) 2213 cmd.disable_sec = 1; 2214 2215 if ((cmd.pcp_max_assoc_sta > WIL6210_MAX_CID) || 2216 (cmd.pcp_max_assoc_sta <= 0)) { 2217 wil_err(wil, "unexpected max_assoc_sta %d\n", 2218 cmd.pcp_max_assoc_sta); 2219 return -EOPNOTSUPP; 2220 } 2221 2222 if (disable_ap_sme && 2223 !test_bit(WMI_FW_CAPABILITY_AP_SME_OFFLOAD_PARTIAL, 2224 wil->fw_capabilities)) { 2225 wil_err(wil, "disable_ap_sme not supported by FW\n"); 2226 return -EOPNOTSUPP; 2227 } 2228 2229 /* 2230 * Processing time may be huge, in case of secure AP it takes about 2231 * 3500ms for FW to start AP 2232 */ 2233 rc = wmi_call(wil, WMI_PCP_START_CMDID, vif->mid, &cmd, sizeof(cmd), 2234 WMI_PCP_STARTED_EVENTID, &reply, sizeof(reply), 5000); 2235 if (rc) 2236 return rc; 2237 2238 if (reply.evt.status != WMI_FW_STATUS_SUCCESS) 2239 rc = -EINVAL; 2240 2241 if (wmi_nettype != WMI_NETTYPE_P2P) 2242 /* Don't fail due to error in the led configuration */ 2243 wmi_led_cfg(wil, true); 2244 2245 return rc; 2246 } 2247 2248 int wmi_pcp_stop(struct wil6210_vif *vif) 2249 { 2250 struct wil6210_priv *wil = vif_to_wil(vif); 2251 int rc; 2252 2253 rc = wmi_led_cfg(wil, false); 2254 if (rc) 2255 return rc; 2256 2257 return wmi_call(wil, WMI_PCP_STOP_CMDID, vif->mid, NULL, 0, 2258 WMI_PCP_STOPPED_EVENTID, NULL, 0, 2259 WIL_WMI_PCP_STOP_TO_MS); 2260 } 2261 2262 int wmi_set_ssid(struct wil6210_vif *vif, u8 ssid_len, const void *ssid) 2263 { 2264 struct wil6210_priv *wil = vif_to_wil(vif); 2265 struct wmi_set_ssid_cmd cmd = { 2266 .ssid_len = cpu_to_le32(ssid_len), 2267 }; 2268 2269 if (ssid_len > sizeof(cmd.ssid)) 2270 return -EINVAL; 2271 2272 memcpy(cmd.ssid, ssid, ssid_len); 2273 2274 return wmi_send(wil, WMI_SET_SSID_CMDID, vif->mid, &cmd, sizeof(cmd)); 2275 } 2276 2277 int wmi_get_ssid(struct wil6210_vif *vif, u8 *ssid_len, void *ssid) 2278 { 2279 struct wil6210_priv *wil = vif_to_wil(vif); 2280 int rc; 2281 struct { 2282 struct wmi_cmd_hdr wmi; 2283 struct wmi_set_ssid_cmd cmd; 2284 } __packed reply; 2285 int len; /* reply.cmd.ssid_len in CPU order */ 2286 2287 memset(&reply, 0, sizeof(reply)); 2288 2289 rc = wmi_call(wil, WMI_GET_SSID_CMDID, vif->mid, NULL, 0, 2290 WMI_GET_SSID_EVENTID, &reply, sizeof(reply), 2291 WIL_WMI_CALL_GENERAL_TO_MS); 2292 if (rc) 2293 return rc; 2294 2295 len = le32_to_cpu(reply.cmd.ssid_len); 2296 if (len > sizeof(reply.cmd.ssid)) 2297 return -EINVAL; 2298 2299 *ssid_len = len; 2300 memcpy(ssid, reply.cmd.ssid, len); 2301 2302 return 0; 2303 } 2304 2305 int wmi_set_channel(struct wil6210_priv *wil, int channel) 2306 { 2307 struct wil6210_vif *vif = ndev_to_vif(wil->main_ndev); 2308 struct wmi_set_pcp_channel_cmd cmd = { 2309 .channel = channel - 1, 2310 }; 2311 2312 return wmi_send(wil, WMI_SET_PCP_CHANNEL_CMDID, vif->mid, 2313 &cmd, sizeof(cmd)); 2314 } 2315 2316 int wmi_get_channel(struct wil6210_priv *wil, int *channel) 2317 { 2318 struct wil6210_vif *vif = ndev_to_vif(wil->main_ndev); 2319 int rc; 2320 struct { 2321 struct wmi_cmd_hdr wmi; 2322 struct wmi_set_pcp_channel_cmd cmd; 2323 } __packed reply; 2324 2325 memset(&reply, 0, sizeof(reply)); 2326 2327 rc = wmi_call(wil, WMI_GET_PCP_CHANNEL_CMDID, vif->mid, NULL, 0, 2328 WMI_GET_PCP_CHANNEL_EVENTID, &reply, sizeof(reply), 2329 WIL_WMI_CALL_GENERAL_TO_MS); 2330 if (rc) 2331 return rc; 2332 2333 if (reply.cmd.channel > 3) 2334 return -EINVAL; 2335 2336 *channel = reply.cmd.channel + 1; 2337 2338 return 0; 2339 } 2340 2341 int wmi_p2p_cfg(struct wil6210_vif *vif, int channel, int bi) 2342 { 2343 struct wil6210_priv *wil = vif_to_wil(vif); 2344 int rc; 2345 struct wmi_p2p_cfg_cmd cmd = { 2346 .discovery_mode = WMI_DISCOVERY_MODE_PEER2PEER, 2347 .bcon_interval = cpu_to_le16(bi), 2348 .channel = channel - 1, 2349 }; 2350 struct { 2351 struct wmi_cmd_hdr wmi; 2352 struct wmi_p2p_cfg_done_event evt; 2353 } __packed reply = { 2354 .evt = {.status = WMI_FW_STATUS_FAILURE}, 2355 }; 2356 2357 wil_dbg_wmi(wil, "sending WMI_P2P_CFG_CMDID\n"); 2358 2359 rc = wmi_call(wil, WMI_P2P_CFG_CMDID, vif->mid, &cmd, sizeof(cmd), 2360 WMI_P2P_CFG_DONE_EVENTID, &reply, sizeof(reply), 300); 2361 if (!rc && reply.evt.status != WMI_FW_STATUS_SUCCESS) { 2362 wil_err(wil, "P2P_CFG failed. status %d\n", reply.evt.status); 2363 rc = -EINVAL; 2364 } 2365 2366 return rc; 2367 } 2368 2369 int wmi_start_listen(struct wil6210_vif *vif) 2370 { 2371 struct wil6210_priv *wil = vif_to_wil(vif); 2372 int rc; 2373 struct { 2374 struct wmi_cmd_hdr wmi; 2375 struct wmi_listen_started_event evt; 2376 } __packed reply = { 2377 .evt = {.status = WMI_FW_STATUS_FAILURE}, 2378 }; 2379 2380 wil_dbg_wmi(wil, "sending WMI_START_LISTEN_CMDID\n"); 2381 2382 rc = wmi_call(wil, WMI_START_LISTEN_CMDID, vif->mid, NULL, 0, 2383 WMI_LISTEN_STARTED_EVENTID, &reply, sizeof(reply), 300); 2384 if (!rc && reply.evt.status != WMI_FW_STATUS_SUCCESS) { 2385 wil_err(wil, "device failed to start listen. status %d\n", 2386 reply.evt.status); 2387 rc = -EINVAL; 2388 } 2389 2390 return rc; 2391 } 2392 2393 int wmi_start_search(struct wil6210_vif *vif) 2394 { 2395 struct wil6210_priv *wil = vif_to_wil(vif); 2396 int rc; 2397 struct { 2398 struct wmi_cmd_hdr wmi; 2399 struct wmi_search_started_event evt; 2400 } __packed reply = { 2401 .evt = {.status = WMI_FW_STATUS_FAILURE}, 2402 }; 2403 2404 wil_dbg_wmi(wil, "sending WMI_START_SEARCH_CMDID\n"); 2405 2406 rc = wmi_call(wil, WMI_START_SEARCH_CMDID, vif->mid, NULL, 0, 2407 WMI_SEARCH_STARTED_EVENTID, &reply, sizeof(reply), 300); 2408 if (!rc && reply.evt.status != WMI_FW_STATUS_SUCCESS) { 2409 wil_err(wil, "device failed to start search. status %d\n", 2410 reply.evt.status); 2411 rc = -EINVAL; 2412 } 2413 2414 return rc; 2415 } 2416 2417 int wmi_stop_discovery(struct wil6210_vif *vif) 2418 { 2419 struct wil6210_priv *wil = vif_to_wil(vif); 2420 int rc; 2421 2422 wil_dbg_wmi(wil, "sending WMI_DISCOVERY_STOP_CMDID\n"); 2423 2424 rc = wmi_call(wil, WMI_DISCOVERY_STOP_CMDID, vif->mid, NULL, 0, 2425 WMI_DISCOVERY_STOPPED_EVENTID, NULL, 0, 2426 WIL_WMI_CALL_GENERAL_TO_MS); 2427 2428 if (rc) 2429 wil_err(wil, "Failed to stop discovery\n"); 2430 2431 return rc; 2432 } 2433 2434 int wmi_del_cipher_key(struct wil6210_vif *vif, u8 key_index, 2435 const void *mac_addr, int key_usage) 2436 { 2437 struct wil6210_priv *wil = vif_to_wil(vif); 2438 struct wmi_delete_cipher_key_cmd cmd = { 2439 .key_index = key_index, 2440 }; 2441 2442 if (mac_addr) 2443 memcpy(cmd.mac, mac_addr, WMI_MAC_LEN); 2444 2445 return wmi_send(wil, WMI_DELETE_CIPHER_KEY_CMDID, vif->mid, 2446 &cmd, sizeof(cmd)); 2447 } 2448 2449 int wmi_add_cipher_key(struct wil6210_vif *vif, u8 key_index, 2450 const void *mac_addr, int key_len, const void *key, 2451 int key_usage) 2452 { 2453 struct wil6210_priv *wil = vif_to_wil(vif); 2454 struct wmi_add_cipher_key_cmd cmd = { 2455 .key_index = key_index, 2456 .key_usage = key_usage, 2457 .key_len = key_len, 2458 }; 2459 2460 if (key_len > sizeof(cmd.key)) 2461 return -EINVAL; 2462 2463 /* key len = 0 is allowed only for usage of WMI_KEY_USE_APPLY */ 2464 if ((key_len == 0 || !key) && 2465 key_usage != WMI_KEY_USE_APPLY_PTK) 2466 return -EINVAL; 2467 2468 if (key) 2469 memcpy(cmd.key, key, key_len); 2470 2471 if (mac_addr) 2472 memcpy(cmd.mac, mac_addr, WMI_MAC_LEN); 2473 2474 return wmi_send(wil, WMI_ADD_CIPHER_KEY_CMDID, vif->mid, 2475 &cmd, sizeof(cmd)); 2476 } 2477 2478 int wmi_set_ie(struct wil6210_vif *vif, u8 type, u16 ie_len, const void *ie) 2479 { 2480 struct wil6210_priv *wil = vif_to_wil(vif); 2481 static const char *const names[] = { 2482 [WMI_FRAME_BEACON] = "BEACON", 2483 [WMI_FRAME_PROBE_REQ] = "PROBE_REQ", 2484 [WMI_FRAME_PROBE_RESP] = "WMI_FRAME_PROBE_RESP", 2485 [WMI_FRAME_ASSOC_REQ] = "WMI_FRAME_ASSOC_REQ", 2486 [WMI_FRAME_ASSOC_RESP] = "WMI_FRAME_ASSOC_RESP", 2487 }; 2488 int rc; 2489 u16 len = sizeof(struct wmi_set_appie_cmd) + ie_len; 2490 struct wmi_set_appie_cmd *cmd; 2491 2492 if (len < ie_len) { 2493 rc = -EINVAL; 2494 goto out; 2495 } 2496 2497 cmd = kzalloc(len, GFP_KERNEL); 2498 if (!cmd) { 2499 rc = -ENOMEM; 2500 goto out; 2501 } 2502 if (!ie) 2503 ie_len = 0; 2504 2505 cmd->mgmt_frm_type = type; 2506 /* BUG: FW API define ieLen as u8. Will fix FW */ 2507 cmd->ie_len = cpu_to_le16(ie_len); 2508 memcpy(cmd->ie_info, ie, ie_len); 2509 rc = wmi_send(wil, WMI_SET_APPIE_CMDID, vif->mid, cmd, len); 2510 kfree(cmd); 2511 out: 2512 if (rc) { 2513 const char *name = type < ARRAY_SIZE(names) ? 2514 names[type] : "??"; 2515 wil_err(wil, "set_ie(%d %s) failed : %d\n", type, name, rc); 2516 } 2517 2518 return rc; 2519 } 2520 2521 int wmi_update_ft_ies(struct wil6210_vif *vif, u16 ie_len, const void *ie) 2522 { 2523 struct wil6210_priv *wil = vif_to_wil(vif); 2524 u16 len; 2525 struct wmi_update_ft_ies_cmd *cmd; 2526 int rc; 2527 2528 if (!ie) 2529 ie_len = 0; 2530 2531 len = sizeof(struct wmi_update_ft_ies_cmd) + ie_len; 2532 if (len < ie_len) { 2533 wil_err(wil, "wraparound. ie len %d\n", ie_len); 2534 return -EINVAL; 2535 } 2536 2537 cmd = kzalloc(len, GFP_KERNEL); 2538 if (!cmd) { 2539 rc = -ENOMEM; 2540 goto out; 2541 } 2542 2543 cmd->ie_len = cpu_to_le16(ie_len); 2544 memcpy(cmd->ie_info, ie, ie_len); 2545 rc = wmi_send(wil, WMI_UPDATE_FT_IES_CMDID, vif->mid, cmd, len); 2546 kfree(cmd); 2547 2548 out: 2549 if (rc) 2550 wil_err(wil, "update ft ies failed : %d\n", rc); 2551 2552 return rc; 2553 } 2554 2555 /** 2556 * wmi_rxon - turn radio on/off 2557 * @on: turn on if true, off otherwise 2558 * 2559 * Only switch radio. Channel should be set separately. 2560 * No timeout for rxon - radio turned on forever unless some other call 2561 * turns it off 2562 */ 2563 int wmi_rxon(struct wil6210_priv *wil, bool on) 2564 { 2565 struct wil6210_vif *vif = ndev_to_vif(wil->main_ndev); 2566 int rc; 2567 struct { 2568 struct wmi_cmd_hdr wmi; 2569 struct wmi_listen_started_event evt; 2570 } __packed reply = { 2571 .evt = {.status = WMI_FW_STATUS_FAILURE}, 2572 }; 2573 2574 wil_info(wil, "(%s)\n", on ? "on" : "off"); 2575 2576 if (on) { 2577 rc = wmi_call(wil, WMI_START_LISTEN_CMDID, vif->mid, NULL, 0, 2578 WMI_LISTEN_STARTED_EVENTID, 2579 &reply, sizeof(reply), 2580 WIL_WMI_CALL_GENERAL_TO_MS); 2581 if ((rc == 0) && (reply.evt.status != WMI_FW_STATUS_SUCCESS)) 2582 rc = -EINVAL; 2583 } else { 2584 rc = wmi_call(wil, WMI_DISCOVERY_STOP_CMDID, vif->mid, NULL, 0, 2585 WMI_DISCOVERY_STOPPED_EVENTID, NULL, 0, 2586 WIL_WMI_CALL_GENERAL_TO_MS); 2587 } 2588 2589 return rc; 2590 } 2591 2592 int wmi_rx_chain_add(struct wil6210_priv *wil, struct wil_ring *vring) 2593 { 2594 struct net_device *ndev = wil->main_ndev; 2595 struct wireless_dev *wdev = ndev->ieee80211_ptr; 2596 struct wil6210_vif *vif = ndev_to_vif(ndev); 2597 struct wmi_cfg_rx_chain_cmd cmd = { 2598 .action = WMI_RX_CHAIN_ADD, 2599 .rx_sw_ring = { 2600 .max_mpdu_size = cpu_to_le16( 2601 wil_mtu2macbuf(wil->rx_buf_len)), 2602 .ring_mem_base = cpu_to_le64(vring->pa), 2603 .ring_size = cpu_to_le16(vring->size), 2604 }, 2605 .mid = 0, /* TODO - what is it? */ 2606 .decap_trans_type = WMI_DECAP_TYPE_802_3, 2607 .reorder_type = WMI_RX_SW_REORDER, 2608 .host_thrsh = cpu_to_le16(rx_ring_overflow_thrsh), 2609 }; 2610 struct { 2611 struct wmi_cmd_hdr wmi; 2612 struct wmi_cfg_rx_chain_done_event evt; 2613 } __packed evt; 2614 int rc; 2615 2616 memset(&evt, 0, sizeof(evt)); 2617 2618 if (wdev->iftype == NL80211_IFTYPE_MONITOR) { 2619 struct ieee80211_channel *ch = wil->monitor_chandef.chan; 2620 2621 cmd.sniffer_cfg.mode = cpu_to_le32(WMI_SNIFFER_ON); 2622 if (ch) 2623 cmd.sniffer_cfg.channel = ch->hw_value - 1; 2624 cmd.sniffer_cfg.phy_info_mode = 2625 cpu_to_le32(WMI_SNIFFER_PHY_INFO_DISABLED); 2626 cmd.sniffer_cfg.phy_support = 2627 cpu_to_le32((wil->monitor_flags & MONITOR_FLAG_CONTROL) 2628 ? WMI_SNIFFER_CP : WMI_SNIFFER_BOTH_PHYS); 2629 } else { 2630 /* Initialize offload (in non-sniffer mode). 2631 * Linux IP stack always calculates IP checksum 2632 * HW always calculate TCP/UDP checksum 2633 */ 2634 cmd.l3_l4_ctrl |= (1 << L3_L4_CTRL_TCPIP_CHECKSUM_EN_POS); 2635 } 2636 2637 if (rx_align_2) 2638 cmd.l2_802_3_offload_ctrl |= 2639 L2_802_3_OFFLOAD_CTRL_SNAP_KEEP_MSK; 2640 2641 /* typical time for secure PCP is 840ms */ 2642 rc = wmi_call(wil, WMI_CFG_RX_CHAIN_CMDID, vif->mid, &cmd, sizeof(cmd), 2643 WMI_CFG_RX_CHAIN_DONE_EVENTID, &evt, sizeof(evt), 2000); 2644 if (rc) 2645 return rc; 2646 2647 if (le32_to_cpu(evt.evt.status) != WMI_CFG_RX_CHAIN_SUCCESS) 2648 rc = -EINVAL; 2649 2650 vring->hwtail = le32_to_cpu(evt.evt.rx_ring_tail_ptr); 2651 2652 wil_dbg_misc(wil, "Rx init: status %d tail 0x%08x\n", 2653 le32_to_cpu(evt.evt.status), vring->hwtail); 2654 2655 return rc; 2656 } 2657 2658 int wmi_get_temperature(struct wil6210_priv *wil, u32 *t_bb, u32 *t_rf) 2659 { 2660 struct wil6210_vif *vif = ndev_to_vif(wil->main_ndev); 2661 int rc; 2662 struct wmi_temp_sense_cmd cmd = { 2663 .measure_baseband_en = cpu_to_le32(!!t_bb), 2664 .measure_rf_en = cpu_to_le32(!!t_rf), 2665 .measure_mode = cpu_to_le32(TEMPERATURE_MEASURE_NOW), 2666 }; 2667 struct { 2668 struct wmi_cmd_hdr wmi; 2669 struct wmi_temp_sense_done_event evt; 2670 } __packed reply; 2671 2672 memset(&reply, 0, sizeof(reply)); 2673 2674 rc = wmi_call(wil, WMI_TEMP_SENSE_CMDID, vif->mid, &cmd, sizeof(cmd), 2675 WMI_TEMP_SENSE_DONE_EVENTID, &reply, sizeof(reply), 2676 WIL_WMI_CALL_GENERAL_TO_MS); 2677 if (rc) 2678 return rc; 2679 2680 if (t_bb) 2681 *t_bb = le32_to_cpu(reply.evt.baseband_t1000); 2682 if (t_rf) 2683 *t_rf = le32_to_cpu(reply.evt.rf_t1000); 2684 2685 return 0; 2686 } 2687 2688 int wmi_get_all_temperatures(struct wil6210_priv *wil, 2689 struct wmi_temp_sense_all_done_event 2690 *sense_all_evt) 2691 { 2692 struct wil6210_vif *vif = ndev_to_vif(wil->main_ndev); 2693 int rc; 2694 struct wmi_temp_sense_all_cmd cmd = { 2695 .measure_baseband_en = true, 2696 .measure_rf_en = true, 2697 .measure_mode = TEMPERATURE_MEASURE_NOW, 2698 }; 2699 struct { 2700 struct wmi_cmd_hdr wmi; 2701 struct wmi_temp_sense_all_done_event evt; 2702 } __packed reply; 2703 2704 if (!sense_all_evt) { 2705 wil_err(wil, "Invalid sense_all_evt value\n"); 2706 return -EINVAL; 2707 } 2708 2709 memset(&reply, 0, sizeof(reply)); 2710 reply.evt.status = WMI_FW_STATUS_FAILURE; 2711 rc = wmi_call(wil, WMI_TEMP_SENSE_ALL_CMDID, vif->mid, &cmd, 2712 sizeof(cmd), WMI_TEMP_SENSE_ALL_DONE_EVENTID, 2713 &reply, sizeof(reply), WIL_WMI_CALL_GENERAL_TO_MS); 2714 if (rc) 2715 return rc; 2716 2717 if (reply.evt.status == WMI_FW_STATUS_FAILURE) { 2718 wil_err(wil, "Failed geting TEMP_SENSE_ALL\n"); 2719 return -EINVAL; 2720 } 2721 2722 memcpy(sense_all_evt, &reply.evt, sizeof(reply.evt)); 2723 return 0; 2724 } 2725 2726 int wmi_disconnect_sta(struct wil6210_vif *vif, const u8 *mac, u16 reason, 2727 bool del_sta) 2728 { 2729 struct wil6210_priv *wil = vif_to_wil(vif); 2730 int rc; 2731 struct wmi_disconnect_sta_cmd disc_sta_cmd = { 2732 .disconnect_reason = cpu_to_le16(reason), 2733 }; 2734 struct wmi_del_sta_cmd del_sta_cmd = { 2735 .disconnect_reason = cpu_to_le16(reason), 2736 }; 2737 struct { 2738 struct wmi_cmd_hdr wmi; 2739 struct wmi_disconnect_event evt; 2740 } __packed reply; 2741 2742 wil_dbg_wmi(wil, "disconnect_sta: (%pM, reason %d)\n", mac, reason); 2743 2744 memset(&reply, 0, sizeof(reply)); 2745 vif->locally_generated_disc = true; 2746 if (del_sta) { 2747 ether_addr_copy(del_sta_cmd.dst_mac, mac); 2748 rc = wmi_call(wil, WMI_DEL_STA_CMDID, vif->mid, &del_sta_cmd, 2749 sizeof(del_sta_cmd), WMI_DISCONNECT_EVENTID, 2750 &reply, sizeof(reply), 1000); 2751 } else { 2752 ether_addr_copy(disc_sta_cmd.dst_mac, mac); 2753 rc = wmi_call(wil, WMI_DISCONNECT_STA_CMDID, vif->mid, 2754 &disc_sta_cmd, sizeof(disc_sta_cmd), 2755 WMI_DISCONNECT_EVENTID, 2756 &reply, sizeof(reply), 1000); 2757 } 2758 /* failure to disconnect in reasonable time treated as FW error */ 2759 if (rc) { 2760 wil_fw_error_recovery(wil); 2761 return rc; 2762 } 2763 wil->sinfo_gen++; 2764 2765 return 0; 2766 } 2767 2768 int wmi_addba(struct wil6210_priv *wil, u8 mid, 2769 u8 ringid, u8 size, u16 timeout) 2770 { 2771 u8 amsdu = wil->use_enhanced_dma_hw && wil->use_rx_hw_reordering && 2772 test_bit(WMI_FW_CAPABILITY_AMSDU, wil->fw_capabilities) && 2773 wil->amsdu_en; 2774 struct wmi_ring_ba_en_cmd cmd = { 2775 .ring_id = ringid, 2776 .agg_max_wsize = size, 2777 .ba_timeout = cpu_to_le16(timeout), 2778 .amsdu = amsdu, 2779 }; 2780 2781 wil_dbg_wmi(wil, "addba: (ring %d size %d timeout %d amsdu %d)\n", 2782 ringid, size, timeout, amsdu); 2783 2784 return wmi_send(wil, WMI_RING_BA_EN_CMDID, mid, &cmd, sizeof(cmd)); 2785 } 2786 2787 int wmi_delba_tx(struct wil6210_priv *wil, u8 mid, u8 ringid, u16 reason) 2788 { 2789 struct wmi_ring_ba_dis_cmd cmd = { 2790 .ring_id = ringid, 2791 .reason = cpu_to_le16(reason), 2792 }; 2793 2794 wil_dbg_wmi(wil, "delba_tx: (ring %d reason %d)\n", ringid, reason); 2795 2796 return wmi_send(wil, WMI_RING_BA_DIS_CMDID, mid, &cmd, sizeof(cmd)); 2797 } 2798 2799 int wmi_delba_rx(struct wil6210_priv *wil, u8 mid, u8 cid, u8 tid, u16 reason) 2800 { 2801 struct wmi_rcp_delba_cmd cmd = { 2802 .reason = cpu_to_le16(reason), 2803 }; 2804 2805 if (cid >= WIL6210_RX_DESC_MAX_CID) { 2806 cmd.cidxtid = CIDXTID_EXTENDED_CID_TID; 2807 cmd.cid = cid; 2808 cmd.tid = tid; 2809 } else { 2810 cmd.cidxtid = mk_cidxtid(cid, tid); 2811 } 2812 2813 wil_dbg_wmi(wil, "delba_rx: (CID %d TID %d reason %d)\n", cid, 2814 tid, reason); 2815 2816 return wmi_send(wil, WMI_RCP_DELBA_CMDID, mid, &cmd, sizeof(cmd)); 2817 } 2818 2819 int wmi_addba_rx_resp(struct wil6210_priv *wil, 2820 u8 mid, u8 cid, u8 tid, u8 token, 2821 u16 status, bool amsdu, u16 agg_wsize, u16 timeout) 2822 { 2823 int rc; 2824 struct wmi_rcp_addba_resp_cmd cmd = { 2825 .dialog_token = token, 2826 .status_code = cpu_to_le16(status), 2827 /* bit 0: A-MSDU supported 2828 * bit 1: policy (controlled by FW) 2829 * bits 2..5: TID 2830 * bits 6..15: buffer size 2831 */ 2832 .ba_param_set = cpu_to_le16((amsdu ? 1 : 0) | (tid << 2) | 2833 (agg_wsize << 6)), 2834 .ba_timeout = cpu_to_le16(timeout), 2835 }; 2836 struct { 2837 struct wmi_cmd_hdr wmi; 2838 struct wmi_rcp_addba_resp_sent_event evt; 2839 } __packed reply = { 2840 .evt = {.status = cpu_to_le16(WMI_FW_STATUS_FAILURE)}, 2841 }; 2842 2843 if (cid >= WIL6210_RX_DESC_MAX_CID) { 2844 cmd.cidxtid = CIDXTID_EXTENDED_CID_TID; 2845 cmd.cid = cid; 2846 cmd.tid = tid; 2847 } else { 2848 cmd.cidxtid = mk_cidxtid(cid, tid); 2849 } 2850 2851 wil_dbg_wmi(wil, 2852 "ADDBA response for MID %d CID %d TID %d size %d timeout %d status %d AMSDU%s\n", 2853 mid, cid, tid, agg_wsize, 2854 timeout, status, amsdu ? "+" : "-"); 2855 2856 rc = wmi_call(wil, WMI_RCP_ADDBA_RESP_CMDID, mid, &cmd, sizeof(cmd), 2857 WMI_RCP_ADDBA_RESP_SENT_EVENTID, &reply, sizeof(reply), 2858 WIL_WMI_CALL_GENERAL_TO_MS); 2859 if (rc) 2860 return rc; 2861 2862 if (reply.evt.status) { 2863 wil_err(wil, "ADDBA response failed with status %d\n", 2864 le16_to_cpu(reply.evt.status)); 2865 rc = -EINVAL; 2866 } 2867 2868 return rc; 2869 } 2870 2871 int wmi_addba_rx_resp_edma(struct wil6210_priv *wil, u8 mid, u8 cid, u8 tid, 2872 u8 token, u16 status, bool amsdu, u16 agg_wsize, 2873 u16 timeout) 2874 { 2875 int rc; 2876 struct wmi_rcp_addba_resp_edma_cmd cmd = { 2877 .cid = cid, 2878 .tid = tid, 2879 .dialog_token = token, 2880 .status_code = cpu_to_le16(status), 2881 /* bit 0: A-MSDU supported 2882 * bit 1: policy (controlled by FW) 2883 * bits 2..5: TID 2884 * bits 6..15: buffer size 2885 */ 2886 .ba_param_set = cpu_to_le16((amsdu ? 1 : 0) | (tid << 2) | 2887 (agg_wsize << 6)), 2888 .ba_timeout = cpu_to_le16(timeout), 2889 /* route all the connections to status ring 0 */ 2890 .status_ring_id = WIL_DEFAULT_RX_STATUS_RING_ID, 2891 }; 2892 struct { 2893 struct wmi_cmd_hdr wmi; 2894 struct wmi_rcp_addba_resp_sent_event evt; 2895 } __packed reply = { 2896 .evt = {.status = cpu_to_le16(WMI_FW_STATUS_FAILURE)}, 2897 }; 2898 2899 wil_dbg_wmi(wil, 2900 "ADDBA response for CID %d TID %d size %d timeout %d status %d AMSDU%s, sring_id %d\n", 2901 cid, tid, agg_wsize, timeout, status, amsdu ? "+" : "-", 2902 WIL_DEFAULT_RX_STATUS_RING_ID); 2903 2904 rc = wmi_call(wil, WMI_RCP_ADDBA_RESP_EDMA_CMDID, mid, &cmd, 2905 sizeof(cmd), WMI_RCP_ADDBA_RESP_SENT_EVENTID, &reply, 2906 sizeof(reply), WIL_WMI_CALL_GENERAL_TO_MS); 2907 if (rc) 2908 return rc; 2909 2910 if (reply.evt.status) { 2911 wil_err(wil, "ADDBA response failed with status %d\n", 2912 le16_to_cpu(reply.evt.status)); 2913 rc = -EINVAL; 2914 } 2915 2916 return rc; 2917 } 2918 2919 int wmi_ps_dev_profile_cfg(struct wil6210_priv *wil, 2920 enum wmi_ps_profile_type ps_profile) 2921 { 2922 struct wil6210_vif *vif = ndev_to_vif(wil->main_ndev); 2923 int rc; 2924 struct wmi_ps_dev_profile_cfg_cmd cmd = { 2925 .ps_profile = ps_profile, 2926 }; 2927 struct { 2928 struct wmi_cmd_hdr wmi; 2929 struct wmi_ps_dev_profile_cfg_event evt; 2930 } __packed reply = { 2931 .evt = {.status = cpu_to_le32(WMI_PS_CFG_CMD_STATUS_ERROR)}, 2932 }; 2933 u32 status; 2934 2935 wil_dbg_wmi(wil, "Setting ps dev profile %d\n", ps_profile); 2936 2937 rc = wmi_call(wil, WMI_PS_DEV_PROFILE_CFG_CMDID, vif->mid, 2938 &cmd, sizeof(cmd), 2939 WMI_PS_DEV_PROFILE_CFG_EVENTID, &reply, sizeof(reply), 2940 WIL_WMI_CALL_GENERAL_TO_MS); 2941 if (rc) 2942 return rc; 2943 2944 status = le32_to_cpu(reply.evt.status); 2945 2946 if (status != WMI_PS_CFG_CMD_STATUS_SUCCESS) { 2947 wil_err(wil, "ps dev profile cfg failed with status %d\n", 2948 status); 2949 rc = -EINVAL; 2950 } 2951 2952 return rc; 2953 } 2954 2955 int wmi_set_mgmt_retry(struct wil6210_priv *wil, u8 retry_short) 2956 { 2957 struct wil6210_vif *vif = ndev_to_vif(wil->main_ndev); 2958 int rc; 2959 struct wmi_set_mgmt_retry_limit_cmd cmd = { 2960 .mgmt_retry_limit = retry_short, 2961 }; 2962 struct { 2963 struct wmi_cmd_hdr wmi; 2964 struct wmi_set_mgmt_retry_limit_event evt; 2965 } __packed reply = { 2966 .evt = {.status = WMI_FW_STATUS_FAILURE}, 2967 }; 2968 2969 wil_dbg_wmi(wil, "Setting mgmt retry short %d\n", retry_short); 2970 2971 if (!test_bit(WMI_FW_CAPABILITY_MGMT_RETRY_LIMIT, wil->fw_capabilities)) 2972 return -ENOTSUPP; 2973 2974 rc = wmi_call(wil, WMI_SET_MGMT_RETRY_LIMIT_CMDID, vif->mid, 2975 &cmd, sizeof(cmd), 2976 WMI_SET_MGMT_RETRY_LIMIT_EVENTID, &reply, sizeof(reply), 2977 WIL_WMI_CALL_GENERAL_TO_MS); 2978 if (rc) 2979 return rc; 2980 2981 if (reply.evt.status != WMI_FW_STATUS_SUCCESS) { 2982 wil_err(wil, "set mgmt retry limit failed with status %d\n", 2983 reply.evt.status); 2984 rc = -EINVAL; 2985 } 2986 2987 return rc; 2988 } 2989 2990 int wmi_get_mgmt_retry(struct wil6210_priv *wil, u8 *retry_short) 2991 { 2992 struct wil6210_vif *vif = ndev_to_vif(wil->main_ndev); 2993 int rc; 2994 struct { 2995 struct wmi_cmd_hdr wmi; 2996 struct wmi_get_mgmt_retry_limit_event evt; 2997 } __packed reply; 2998 2999 wil_dbg_wmi(wil, "getting mgmt retry short\n"); 3000 3001 if (!test_bit(WMI_FW_CAPABILITY_MGMT_RETRY_LIMIT, wil->fw_capabilities)) 3002 return -ENOTSUPP; 3003 3004 memset(&reply, 0, sizeof(reply)); 3005 rc = wmi_call(wil, WMI_GET_MGMT_RETRY_LIMIT_CMDID, vif->mid, NULL, 0, 3006 WMI_GET_MGMT_RETRY_LIMIT_EVENTID, &reply, sizeof(reply), 3007 WIL_WMI_CALL_GENERAL_TO_MS); 3008 if (rc) 3009 return rc; 3010 3011 if (retry_short) 3012 *retry_short = reply.evt.mgmt_retry_limit; 3013 3014 return 0; 3015 } 3016 3017 int wmi_abort_scan(struct wil6210_vif *vif) 3018 { 3019 struct wil6210_priv *wil = vif_to_wil(vif); 3020 int rc; 3021 3022 wil_dbg_wmi(wil, "sending WMI_ABORT_SCAN_CMDID\n"); 3023 3024 rc = wmi_send(wil, WMI_ABORT_SCAN_CMDID, vif->mid, NULL, 0); 3025 if (rc) 3026 wil_err(wil, "Failed to abort scan (%d)\n", rc); 3027 3028 return rc; 3029 } 3030 3031 int wmi_new_sta(struct wil6210_vif *vif, const u8 *mac, u8 aid) 3032 { 3033 struct wil6210_priv *wil = vif_to_wil(vif); 3034 int rc; 3035 struct wmi_new_sta_cmd cmd = { 3036 .aid = aid, 3037 }; 3038 3039 wil_dbg_wmi(wil, "new sta %pM, aid %d\n", mac, aid); 3040 3041 ether_addr_copy(cmd.dst_mac, mac); 3042 3043 rc = wmi_send(wil, WMI_NEW_STA_CMDID, vif->mid, &cmd, sizeof(cmd)); 3044 if (rc) 3045 wil_err(wil, "Failed to send new sta (%d)\n", rc); 3046 3047 return rc; 3048 } 3049 3050 void wmi_event_flush(struct wil6210_priv *wil) 3051 { 3052 ulong flags; 3053 struct pending_wmi_event *evt, *t; 3054 3055 wil_dbg_wmi(wil, "event_flush\n"); 3056 3057 spin_lock_irqsave(&wil->wmi_ev_lock, flags); 3058 3059 list_for_each_entry_safe(evt, t, &wil->pending_wmi_ev, list) { 3060 list_del(&evt->list); 3061 kfree(evt); 3062 } 3063 3064 spin_unlock_irqrestore(&wil->wmi_ev_lock, flags); 3065 } 3066 3067 static const char *suspend_status2name(u8 status) 3068 { 3069 switch (status) { 3070 case WMI_TRAFFIC_SUSPEND_REJECTED_LINK_NOT_IDLE: 3071 return "LINK_NOT_IDLE"; 3072 case WMI_TRAFFIC_SUSPEND_REJECTED_DISCONNECT: 3073 return "DISCONNECT"; 3074 case WMI_TRAFFIC_SUSPEND_REJECTED_OTHER: 3075 return "OTHER"; 3076 default: 3077 return "Untracked status"; 3078 } 3079 } 3080 3081 int wmi_suspend(struct wil6210_priv *wil) 3082 { 3083 struct wil6210_vif *vif = ndev_to_vif(wil->main_ndev); 3084 int rc; 3085 struct wmi_traffic_suspend_cmd cmd = { 3086 .wakeup_trigger = wil->wakeup_trigger, 3087 }; 3088 struct { 3089 struct wmi_cmd_hdr wmi; 3090 struct wmi_traffic_suspend_event evt; 3091 } __packed reply = { 3092 .evt = {.status = WMI_TRAFFIC_SUSPEND_REJECTED_LINK_NOT_IDLE}, 3093 }; 3094 3095 u32 suspend_to = WIL_WAIT_FOR_SUSPEND_RESUME_COMP; 3096 3097 wil->suspend_resp_rcvd = false; 3098 wil->suspend_resp_comp = false; 3099 3100 rc = wmi_call(wil, WMI_TRAFFIC_SUSPEND_CMDID, vif->mid, 3101 &cmd, sizeof(cmd), 3102 WMI_TRAFFIC_SUSPEND_EVENTID, &reply, sizeof(reply), 3103 suspend_to); 3104 if (rc) { 3105 wil_err(wil, "wmi_call for suspend req failed, rc=%d\n", rc); 3106 if (rc == -ETIME) 3107 /* wmi_call TO */ 3108 wil->suspend_stats.rejected_by_device++; 3109 else 3110 wil->suspend_stats.rejected_by_host++; 3111 goto out; 3112 } 3113 3114 wil_dbg_wmi(wil, "waiting for suspend_response_completed\n"); 3115 3116 rc = wait_event_interruptible_timeout(wil->wq, 3117 wil->suspend_resp_comp, 3118 msecs_to_jiffies(suspend_to)); 3119 if (rc == 0) { 3120 wil_err(wil, "TO waiting for suspend_response_completed\n"); 3121 if (wil->suspend_resp_rcvd) 3122 /* Device responded but we TO due to another reason */ 3123 wil->suspend_stats.rejected_by_host++; 3124 else 3125 wil->suspend_stats.rejected_by_device++; 3126 rc = -EBUSY; 3127 goto out; 3128 } 3129 3130 wil_dbg_wmi(wil, "suspend_response_completed rcvd\n"); 3131 if (reply.evt.status != WMI_TRAFFIC_SUSPEND_APPROVED) { 3132 wil_dbg_pm(wil, "device rejected the suspend, %s\n", 3133 suspend_status2name(reply.evt.status)); 3134 wil->suspend_stats.rejected_by_device++; 3135 } 3136 rc = reply.evt.status; 3137 3138 out: 3139 wil->suspend_resp_rcvd = false; 3140 wil->suspend_resp_comp = false; 3141 3142 return rc; 3143 } 3144 3145 static void resume_triggers2string(u32 triggers, char *string, int str_size) 3146 { 3147 string[0] = '\0'; 3148 3149 if (!triggers) { 3150 strlcat(string, " UNKNOWN", str_size); 3151 return; 3152 } 3153 3154 if (triggers & WMI_RESUME_TRIGGER_HOST) 3155 strlcat(string, " HOST", str_size); 3156 3157 if (triggers & WMI_RESUME_TRIGGER_UCAST_RX) 3158 strlcat(string, " UCAST_RX", str_size); 3159 3160 if (triggers & WMI_RESUME_TRIGGER_BCAST_RX) 3161 strlcat(string, " BCAST_RX", str_size); 3162 3163 if (triggers & WMI_RESUME_TRIGGER_WMI_EVT) 3164 strlcat(string, " WMI_EVT", str_size); 3165 3166 if (triggers & WMI_RESUME_TRIGGER_DISCONNECT) 3167 strlcat(string, " DISCONNECT", str_size); 3168 } 3169 3170 int wmi_resume(struct wil6210_priv *wil) 3171 { 3172 struct wil6210_vif *vif = ndev_to_vif(wil->main_ndev); 3173 int rc; 3174 char string[100]; 3175 struct { 3176 struct wmi_cmd_hdr wmi; 3177 struct wmi_traffic_resume_event evt; 3178 } __packed reply = { 3179 .evt = {.status = WMI_TRAFFIC_RESUME_FAILED, 3180 .resume_triggers = 3181 cpu_to_le32(WMI_RESUME_TRIGGER_UNKNOWN)}, 3182 }; 3183 3184 rc = wmi_call(wil, WMI_TRAFFIC_RESUME_CMDID, vif->mid, NULL, 0, 3185 WMI_TRAFFIC_RESUME_EVENTID, &reply, sizeof(reply), 3186 WIL_WAIT_FOR_SUSPEND_RESUME_COMP); 3187 if (rc) 3188 return rc; 3189 resume_triggers2string(le32_to_cpu(reply.evt.resume_triggers), string, 3190 sizeof(string)); 3191 wil_dbg_pm(wil, "device resume %s, resume triggers:%s (0x%x)\n", 3192 reply.evt.status ? "failed" : "passed", string, 3193 le32_to_cpu(reply.evt.resume_triggers)); 3194 3195 return reply.evt.status; 3196 } 3197 3198 int wmi_port_allocate(struct wil6210_priv *wil, u8 mid, 3199 const u8 *mac, enum nl80211_iftype iftype) 3200 { 3201 int rc; 3202 struct wmi_port_allocate_cmd cmd = { 3203 .mid = mid, 3204 }; 3205 struct { 3206 struct wmi_cmd_hdr wmi; 3207 struct wmi_port_allocated_event evt; 3208 } __packed reply = { 3209 .evt = {.status = WMI_FW_STATUS_FAILURE}, 3210 }; 3211 3212 wil_dbg_misc(wil, "port allocate, mid %d iftype %d, mac %pM\n", 3213 mid, iftype, mac); 3214 3215 ether_addr_copy(cmd.mac, mac); 3216 switch (iftype) { 3217 case NL80211_IFTYPE_STATION: 3218 cmd.port_role = WMI_PORT_STA; 3219 break; 3220 case NL80211_IFTYPE_AP: 3221 cmd.port_role = WMI_PORT_AP; 3222 break; 3223 case NL80211_IFTYPE_P2P_CLIENT: 3224 cmd.port_role = WMI_PORT_P2P_CLIENT; 3225 break; 3226 case NL80211_IFTYPE_P2P_GO: 3227 cmd.port_role = WMI_PORT_P2P_GO; 3228 break; 3229 /* what about monitor??? */ 3230 default: 3231 wil_err(wil, "unsupported iftype: %d\n", iftype); 3232 return -EINVAL; 3233 } 3234 3235 rc = wmi_call(wil, WMI_PORT_ALLOCATE_CMDID, mid, 3236 &cmd, sizeof(cmd), 3237 WMI_PORT_ALLOCATED_EVENTID, &reply, 3238 sizeof(reply), 300); 3239 if (rc) { 3240 wil_err(wil, "failed to allocate port, status %d\n", rc); 3241 return rc; 3242 } 3243 if (reply.evt.status != WMI_FW_STATUS_SUCCESS) { 3244 wil_err(wil, "WMI_PORT_ALLOCATE returned status %d\n", 3245 reply.evt.status); 3246 return -EINVAL; 3247 } 3248 3249 return 0; 3250 } 3251 3252 int wmi_port_delete(struct wil6210_priv *wil, u8 mid) 3253 { 3254 int rc; 3255 struct wmi_port_delete_cmd cmd = { 3256 .mid = mid, 3257 }; 3258 struct { 3259 struct wmi_cmd_hdr wmi; 3260 struct wmi_port_deleted_event evt; 3261 } __packed reply = { 3262 .evt = {.status = WMI_FW_STATUS_FAILURE}, 3263 }; 3264 3265 wil_dbg_misc(wil, "port delete, mid %d\n", mid); 3266 3267 rc = wmi_call(wil, WMI_PORT_DELETE_CMDID, mid, 3268 &cmd, sizeof(cmd), 3269 WMI_PORT_DELETED_EVENTID, &reply, 3270 sizeof(reply), 2000); 3271 if (rc) { 3272 wil_err(wil, "failed to delete port, status %d\n", rc); 3273 return rc; 3274 } 3275 if (reply.evt.status != WMI_FW_STATUS_SUCCESS) { 3276 wil_err(wil, "WMI_PORT_DELETE returned status %d\n", 3277 reply.evt.status); 3278 return -EINVAL; 3279 } 3280 3281 return 0; 3282 } 3283 3284 static bool wmi_evt_call_handler(struct wil6210_vif *vif, int id, 3285 void *d, int len) 3286 { 3287 uint i; 3288 3289 for (i = 0; i < ARRAY_SIZE(wmi_evt_handlers); i++) { 3290 if (wmi_evt_handlers[i].eventid == id) { 3291 wmi_evt_handlers[i].handler(vif, id, d, len); 3292 return true; 3293 } 3294 } 3295 3296 return false; 3297 } 3298 3299 static void wmi_event_handle(struct wil6210_priv *wil, 3300 struct wil6210_mbox_hdr *hdr) 3301 { 3302 u16 len = le16_to_cpu(hdr->len); 3303 struct wil6210_vif *vif; 3304 3305 if ((hdr->type == WIL_MBOX_HDR_TYPE_WMI) && 3306 (len >= sizeof(struct wmi_cmd_hdr))) { 3307 struct wmi_cmd_hdr *wmi = (void *)(&hdr[1]); 3308 void *evt_data = (void *)(&wmi[1]); 3309 u16 id = le16_to_cpu(wmi->command_id); 3310 u8 mid = wmi->mid; 3311 3312 wil_dbg_wmi(wil, "Handle %s (0x%04x) (reply_id 0x%04x,%d)\n", 3313 eventid2name(id), id, wil->reply_id, 3314 wil->reply_mid); 3315 3316 if (mid == MID_BROADCAST) 3317 mid = 0; 3318 if (mid >= GET_MAX_VIFS(wil)) { 3319 wil_dbg_wmi(wil, "invalid mid %d, event skipped\n", 3320 mid); 3321 return; 3322 } 3323 vif = wil->vifs[mid]; 3324 if (!vif) { 3325 wil_dbg_wmi(wil, "event for empty VIF(%d), skipped\n", 3326 mid); 3327 return; 3328 } 3329 3330 /* check if someone waits for this event */ 3331 if (wil->reply_id && wil->reply_id == id && 3332 wil->reply_mid == mid) { 3333 if (wil->reply_buf) { 3334 /* event received while wmi_call is waiting 3335 * with a buffer. Such event should be handled 3336 * in wmi_recv_cmd function. Handling the event 3337 * here means a previous wmi_call was timeout. 3338 * Drop the event and do not handle it. 3339 */ 3340 wil_err(wil, 3341 "Old event (%d, %s) while wmi_call is waiting. Drop it and Continue waiting\n", 3342 id, eventid2name(id)); 3343 return; 3344 } 3345 3346 wmi_evt_call_handler(vif, id, evt_data, 3347 len - sizeof(*wmi)); 3348 wil_dbg_wmi(wil, "event_handle: Complete WMI 0x%04x\n", 3349 id); 3350 complete(&wil->wmi_call); 3351 return; 3352 } 3353 /* unsolicited event */ 3354 /* search for handler */ 3355 if (!wmi_evt_call_handler(vif, id, evt_data, 3356 len - sizeof(*wmi))) { 3357 wil_info(wil, "Unhandled event 0x%04x\n", id); 3358 } 3359 } else { 3360 wil_err(wil, "Unknown event type\n"); 3361 print_hex_dump(KERN_ERR, "evt?? ", DUMP_PREFIX_OFFSET, 16, 1, 3362 hdr, sizeof(*hdr) + len, true); 3363 } 3364 } 3365 3366 /* 3367 * Retrieve next WMI event from the pending list 3368 */ 3369 static struct list_head *next_wmi_ev(struct wil6210_priv *wil) 3370 { 3371 ulong flags; 3372 struct list_head *ret = NULL; 3373 3374 spin_lock_irqsave(&wil->wmi_ev_lock, flags); 3375 3376 if (!list_empty(&wil->pending_wmi_ev)) { 3377 ret = wil->pending_wmi_ev.next; 3378 list_del(ret); 3379 } 3380 3381 spin_unlock_irqrestore(&wil->wmi_ev_lock, flags); 3382 3383 return ret; 3384 } 3385 3386 /* 3387 * Handler for the WMI events 3388 */ 3389 void wmi_event_worker(struct work_struct *work) 3390 { 3391 struct wil6210_priv *wil = container_of(work, struct wil6210_priv, 3392 wmi_event_worker); 3393 struct pending_wmi_event *evt; 3394 struct list_head *lh; 3395 3396 wil_dbg_wmi(wil, "event_worker: Start\n"); 3397 while ((lh = next_wmi_ev(wil)) != NULL) { 3398 evt = list_entry(lh, struct pending_wmi_event, list); 3399 wmi_event_handle(wil, &evt->event.hdr); 3400 kfree(evt); 3401 } 3402 wil_dbg_wmi(wil, "event_worker: Finished\n"); 3403 } 3404 3405 bool wil_is_wmi_idle(struct wil6210_priv *wil) 3406 { 3407 ulong flags; 3408 struct wil6210_mbox_ring *r = &wil->mbox_ctl.rx; 3409 bool rc = false; 3410 3411 spin_lock_irqsave(&wil->wmi_ev_lock, flags); 3412 3413 /* Check if there are pending WMI events in the events queue */ 3414 if (!list_empty(&wil->pending_wmi_ev)) { 3415 wil_dbg_pm(wil, "Pending WMI events in queue\n"); 3416 goto out; 3417 } 3418 3419 /* Check if there is a pending WMI call */ 3420 if (wil->reply_id) { 3421 wil_dbg_pm(wil, "Pending WMI call\n"); 3422 goto out; 3423 } 3424 3425 /* Check if there are pending RX events in mbox */ 3426 r->head = wil_r(wil, RGF_MBOX + 3427 offsetof(struct wil6210_mbox_ctl, rx.head)); 3428 if (r->tail != r->head) 3429 wil_dbg_pm(wil, "Pending WMI mbox events\n"); 3430 else 3431 rc = true; 3432 3433 out: 3434 spin_unlock_irqrestore(&wil->wmi_ev_lock, flags); 3435 return rc; 3436 } 3437 3438 static void 3439 wmi_sched_scan_set_ssids(struct wil6210_priv *wil, 3440 struct wmi_start_sched_scan_cmd *cmd, 3441 struct cfg80211_ssid *ssids, int n_ssids, 3442 struct cfg80211_match_set *match_sets, 3443 int n_match_sets) 3444 { 3445 int i; 3446 3447 if (n_match_sets > WMI_MAX_PNO_SSID_NUM) { 3448 wil_dbg_wmi(wil, "too many match sets (%d), use first %d\n", 3449 n_match_sets, WMI_MAX_PNO_SSID_NUM); 3450 n_match_sets = WMI_MAX_PNO_SSID_NUM; 3451 } 3452 cmd->num_of_ssids = n_match_sets; 3453 3454 for (i = 0; i < n_match_sets; i++) { 3455 struct wmi_sched_scan_ssid_match *wmi_match = 3456 &cmd->ssid_for_match[i]; 3457 struct cfg80211_match_set *cfg_match = &match_sets[i]; 3458 int j; 3459 3460 wmi_match->ssid_len = cfg_match->ssid.ssid_len; 3461 memcpy(wmi_match->ssid, cfg_match->ssid.ssid, 3462 min_t(u8, wmi_match->ssid_len, WMI_MAX_SSID_LEN)); 3463 wmi_match->rssi_threshold = S8_MIN; 3464 if (cfg_match->rssi_thold >= S8_MIN && 3465 cfg_match->rssi_thold <= S8_MAX) 3466 wmi_match->rssi_threshold = cfg_match->rssi_thold; 3467 3468 for (j = 0; j < n_ssids; j++) 3469 if (wmi_match->ssid_len == ssids[j].ssid_len && 3470 memcmp(wmi_match->ssid, ssids[j].ssid, 3471 wmi_match->ssid_len) == 0) 3472 wmi_match->add_ssid_to_probe = true; 3473 } 3474 } 3475 3476 static void 3477 wmi_sched_scan_set_channels(struct wil6210_priv *wil, 3478 struct wmi_start_sched_scan_cmd *cmd, 3479 u32 n_channels, 3480 struct ieee80211_channel **channels) 3481 { 3482 int i; 3483 3484 if (n_channels > WMI_MAX_CHANNEL_NUM) { 3485 wil_dbg_wmi(wil, "too many channels (%d), use first %d\n", 3486 n_channels, WMI_MAX_CHANNEL_NUM); 3487 n_channels = WMI_MAX_CHANNEL_NUM; 3488 } 3489 cmd->num_of_channels = n_channels; 3490 3491 for (i = 0; i < n_channels; i++) { 3492 struct ieee80211_channel *cfg_chan = channels[i]; 3493 3494 cmd->channel_list[i] = cfg_chan->hw_value - 1; 3495 } 3496 } 3497 3498 static void 3499 wmi_sched_scan_set_plans(struct wil6210_priv *wil, 3500 struct wmi_start_sched_scan_cmd *cmd, 3501 struct cfg80211_sched_scan_plan *scan_plans, 3502 int n_scan_plans) 3503 { 3504 int i; 3505 3506 if (n_scan_plans > WMI_MAX_PLANS_NUM) { 3507 wil_dbg_wmi(wil, "too many plans (%d), use first %d\n", 3508 n_scan_plans, WMI_MAX_PLANS_NUM); 3509 n_scan_plans = WMI_MAX_PLANS_NUM; 3510 } 3511 3512 for (i = 0; i < n_scan_plans; i++) { 3513 struct cfg80211_sched_scan_plan *cfg_plan = &scan_plans[i]; 3514 3515 cmd->scan_plans[i].interval_sec = 3516 cpu_to_le16(cfg_plan->interval); 3517 cmd->scan_plans[i].num_of_iterations = 3518 cpu_to_le16(cfg_plan->iterations); 3519 } 3520 } 3521 3522 int wmi_start_sched_scan(struct wil6210_priv *wil, 3523 struct cfg80211_sched_scan_request *request) 3524 { 3525 struct wil6210_vif *vif = ndev_to_vif(wil->main_ndev); 3526 int rc; 3527 struct wmi_start_sched_scan_cmd cmd = { 3528 .min_rssi_threshold = S8_MIN, 3529 .initial_delay_sec = cpu_to_le16(request->delay), 3530 }; 3531 struct { 3532 struct wmi_cmd_hdr wmi; 3533 struct wmi_start_sched_scan_event evt; 3534 } __packed reply = { 3535 .evt = {.result = WMI_PNO_REJECT}, 3536 }; 3537 3538 if (!test_bit(WMI_FW_CAPABILITY_PNO, wil->fw_capabilities)) 3539 return -ENOTSUPP; 3540 3541 if (request->min_rssi_thold >= S8_MIN && 3542 request->min_rssi_thold <= S8_MAX) 3543 cmd.min_rssi_threshold = request->min_rssi_thold; 3544 3545 wmi_sched_scan_set_ssids(wil, &cmd, request->ssids, request->n_ssids, 3546 request->match_sets, request->n_match_sets); 3547 wmi_sched_scan_set_channels(wil, &cmd, 3548 request->n_channels, request->channels); 3549 wmi_sched_scan_set_plans(wil, &cmd, 3550 request->scan_plans, request->n_scan_plans); 3551 3552 rc = wmi_call(wil, WMI_START_SCHED_SCAN_CMDID, vif->mid, 3553 &cmd, sizeof(cmd), 3554 WMI_START_SCHED_SCAN_EVENTID, &reply, sizeof(reply), 3555 WIL_WMI_CALL_GENERAL_TO_MS); 3556 if (rc) 3557 return rc; 3558 3559 if (reply.evt.result != WMI_PNO_SUCCESS) { 3560 wil_err(wil, "start sched scan failed, result %d\n", 3561 reply.evt.result); 3562 return -EINVAL; 3563 } 3564 3565 return 0; 3566 } 3567 3568 int wmi_stop_sched_scan(struct wil6210_priv *wil) 3569 { 3570 struct wil6210_vif *vif = ndev_to_vif(wil->main_ndev); 3571 int rc; 3572 struct { 3573 struct wmi_cmd_hdr wmi; 3574 struct wmi_stop_sched_scan_event evt; 3575 } __packed reply = { 3576 .evt = {.result = WMI_PNO_REJECT}, 3577 }; 3578 3579 if (!test_bit(WMI_FW_CAPABILITY_PNO, wil->fw_capabilities)) 3580 return -ENOTSUPP; 3581 3582 rc = wmi_call(wil, WMI_STOP_SCHED_SCAN_CMDID, vif->mid, NULL, 0, 3583 WMI_STOP_SCHED_SCAN_EVENTID, &reply, sizeof(reply), 3584 WIL_WMI_CALL_GENERAL_TO_MS); 3585 if (rc) 3586 return rc; 3587 3588 if (reply.evt.result != WMI_PNO_SUCCESS) { 3589 wil_err(wil, "stop sched scan failed, result %d\n", 3590 reply.evt.result); 3591 return -EINVAL; 3592 } 3593 3594 return 0; 3595 } 3596 3597 int wmi_mgmt_tx(struct wil6210_vif *vif, const u8 *buf, size_t len) 3598 { 3599 size_t total; 3600 struct wil6210_priv *wil = vif_to_wil(vif); 3601 struct ieee80211_mgmt *mgmt_frame = (void *)buf; 3602 struct wmi_sw_tx_req_cmd *cmd; 3603 struct { 3604 struct wmi_cmd_hdr wmi; 3605 struct wmi_sw_tx_complete_event evt; 3606 } __packed evt = { 3607 .evt = {.status = WMI_FW_STATUS_FAILURE}, 3608 }; 3609 int rc; 3610 3611 wil_dbg_misc(wil, "mgmt_tx mid %d\n", vif->mid); 3612 wil_hex_dump_misc("mgmt tx frame ", DUMP_PREFIX_OFFSET, 16, 1, buf, 3613 len, true); 3614 3615 if (len < sizeof(struct ieee80211_hdr_3addr)) 3616 return -EINVAL; 3617 3618 total = sizeof(*cmd) + len; 3619 if (total < len) { 3620 wil_err(wil, "mgmt_tx invalid len %zu\n", len); 3621 return -EINVAL; 3622 } 3623 3624 cmd = kmalloc(total, GFP_KERNEL); 3625 if (!cmd) 3626 return -ENOMEM; 3627 3628 memcpy(cmd->dst_mac, mgmt_frame->da, WMI_MAC_LEN); 3629 cmd->len = cpu_to_le16(len); 3630 memcpy(cmd->payload, buf, len); 3631 3632 rc = wmi_call(wil, WMI_SW_TX_REQ_CMDID, vif->mid, cmd, total, 3633 WMI_SW_TX_COMPLETE_EVENTID, &evt, sizeof(evt), 2000); 3634 if (!rc && evt.evt.status != WMI_FW_STATUS_SUCCESS) { 3635 wil_dbg_wmi(wil, "mgmt_tx failed with status %d\n", 3636 evt.evt.status); 3637 rc = -EAGAIN; 3638 } 3639 3640 kfree(cmd); 3641 3642 return rc; 3643 } 3644 3645 int wmi_mgmt_tx_ext(struct wil6210_vif *vif, const u8 *buf, size_t len, 3646 u8 channel, u16 duration_ms) 3647 { 3648 size_t total; 3649 struct wil6210_priv *wil = vif_to_wil(vif); 3650 struct ieee80211_mgmt *mgmt_frame = (void *)buf; 3651 struct wmi_sw_tx_req_ext_cmd *cmd; 3652 struct { 3653 struct wmi_cmd_hdr wmi; 3654 struct wmi_sw_tx_complete_event evt; 3655 } __packed evt = { 3656 .evt = {.status = WMI_FW_STATUS_FAILURE}, 3657 }; 3658 int rc; 3659 3660 wil_dbg_wmi(wil, "mgmt_tx_ext mid %d channel %d duration %d\n", 3661 vif->mid, channel, duration_ms); 3662 wil_hex_dump_wmi("mgmt_tx_ext frame ", DUMP_PREFIX_OFFSET, 16, 1, buf, 3663 len, true); 3664 3665 if (len < sizeof(struct ieee80211_hdr_3addr)) { 3666 wil_err(wil, "short frame. len %zu\n", len); 3667 return -EINVAL; 3668 } 3669 3670 total = sizeof(*cmd) + len; 3671 if (total < len) { 3672 wil_err(wil, "mgmt_tx_ext invalid len %zu\n", len); 3673 return -EINVAL; 3674 } 3675 3676 cmd = kzalloc(total, GFP_KERNEL); 3677 if (!cmd) 3678 return -ENOMEM; 3679 3680 memcpy(cmd->dst_mac, mgmt_frame->da, WMI_MAC_LEN); 3681 cmd->len = cpu_to_le16(len); 3682 memcpy(cmd->payload, buf, len); 3683 cmd->channel = channel - 1; 3684 cmd->duration_ms = cpu_to_le16(duration_ms); 3685 3686 rc = wmi_call(wil, WMI_SW_TX_REQ_EXT_CMDID, vif->mid, cmd, total, 3687 WMI_SW_TX_COMPLETE_EVENTID, &evt, sizeof(evt), 2000); 3688 if (!rc && evt.evt.status != WMI_FW_STATUS_SUCCESS) { 3689 wil_dbg_wmi(wil, "mgmt_tx_ext failed with status %d\n", 3690 evt.evt.status); 3691 rc = -EAGAIN; 3692 } 3693 3694 kfree(cmd); 3695 3696 return rc; 3697 } 3698 3699 int wil_wmi_tx_sring_cfg(struct wil6210_priv *wil, int ring_id) 3700 { 3701 int rc; 3702 struct wil6210_vif *vif = ndev_to_vif(wil->main_ndev); 3703 struct wil_status_ring *sring = &wil->srings[ring_id]; 3704 struct wmi_tx_status_ring_add_cmd cmd = { 3705 .ring_cfg = { 3706 .ring_size = cpu_to_le16(sring->size), 3707 }, 3708 .irq_index = WIL_TX_STATUS_IRQ_IDX 3709 }; 3710 struct { 3711 struct wmi_cmd_hdr hdr; 3712 struct wmi_tx_status_ring_cfg_done_event evt; 3713 } __packed reply = { 3714 .evt = {.status = WMI_FW_STATUS_FAILURE}, 3715 }; 3716 3717 cmd.ring_cfg.ring_id = ring_id; 3718 3719 cmd.ring_cfg.ring_mem_base = cpu_to_le64(sring->pa); 3720 rc = wmi_call(wil, WMI_TX_STATUS_RING_ADD_CMDID, vif->mid, &cmd, 3721 sizeof(cmd), WMI_TX_STATUS_RING_CFG_DONE_EVENTID, 3722 &reply, sizeof(reply), WIL_WMI_CALL_GENERAL_TO_MS); 3723 if (rc) { 3724 wil_err(wil, "TX_STATUS_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, "TX_STATUS_RING_ADD_CMD failed, status %d\n", 3730 reply.evt.status); 3731 return -EINVAL; 3732 } 3733 3734 sring->hwtail = le32_to_cpu(reply.evt.ring_tail_ptr); 3735 3736 return 0; 3737 } 3738 3739 int wil_wmi_cfg_def_rx_offload(struct wil6210_priv *wil, u16 max_rx_pl_per_desc) 3740 { 3741 struct net_device *ndev = wil->main_ndev; 3742 struct wil6210_vif *vif = ndev_to_vif(ndev); 3743 int rc; 3744 struct wmi_cfg_def_rx_offload_cmd cmd = { 3745 .max_msdu_size = cpu_to_le16(wil_mtu2macbuf(WIL_MAX_ETH_MTU)), 3746 .max_rx_pl_per_desc = cpu_to_le16(max_rx_pl_per_desc), 3747 .decap_trans_type = WMI_DECAP_TYPE_802_3, 3748 .l2_802_3_offload_ctrl = 0, 3749 .l3_l4_ctrl = 1 << L3_L4_CTRL_TCPIP_CHECKSUM_EN_POS, 3750 }; 3751 struct { 3752 struct wmi_cmd_hdr hdr; 3753 struct wmi_cfg_def_rx_offload_done_event evt; 3754 } __packed reply = { 3755 .evt = {.status = WMI_FW_STATUS_FAILURE}, 3756 }; 3757 3758 rc = wmi_call(wil, WMI_CFG_DEF_RX_OFFLOAD_CMDID, vif->mid, &cmd, 3759 sizeof(cmd), WMI_CFG_DEF_RX_OFFLOAD_DONE_EVENTID, &reply, 3760 sizeof(reply), WIL_WMI_CALL_GENERAL_TO_MS); 3761 if (rc) { 3762 wil_err(wil, "WMI_CFG_DEF_RX_OFFLOAD_CMD failed, rc %d\n", rc); 3763 return rc; 3764 } 3765 3766 if (reply.evt.status != WMI_FW_STATUS_SUCCESS) { 3767 wil_err(wil, "WMI_CFG_DEF_RX_OFFLOAD_CMD failed, status %d\n", 3768 reply.evt.status); 3769 return -EINVAL; 3770 } 3771 3772 return 0; 3773 } 3774 3775 int wil_wmi_rx_sring_add(struct wil6210_priv *wil, u16 ring_id) 3776 { 3777 struct net_device *ndev = wil->main_ndev; 3778 struct wil6210_vif *vif = ndev_to_vif(ndev); 3779 struct wil_status_ring *sring = &wil->srings[ring_id]; 3780 int rc; 3781 struct wmi_rx_status_ring_add_cmd cmd = { 3782 .ring_cfg = { 3783 .ring_size = cpu_to_le16(sring->size), 3784 .ring_id = ring_id, 3785 }, 3786 .rx_msg_type = wil->use_compressed_rx_status ? 3787 WMI_RX_MSG_TYPE_COMPRESSED : 3788 WMI_RX_MSG_TYPE_EXTENDED, 3789 .irq_index = WIL_RX_STATUS_IRQ_IDX, 3790 }; 3791 struct { 3792 struct wmi_cmd_hdr hdr; 3793 struct wmi_rx_status_ring_cfg_done_event evt; 3794 } __packed reply = { 3795 .evt = {.status = WMI_FW_STATUS_FAILURE}, 3796 }; 3797 3798 cmd.ring_cfg.ring_mem_base = cpu_to_le64(sring->pa); 3799 rc = wmi_call(wil, WMI_RX_STATUS_RING_ADD_CMDID, vif->mid, &cmd, 3800 sizeof(cmd), WMI_RX_STATUS_RING_CFG_DONE_EVENTID, &reply, 3801 sizeof(reply), WIL_WMI_CALL_GENERAL_TO_MS); 3802 if (rc) { 3803 wil_err(wil, "RX_STATUS_RING_ADD_CMD failed, rc %d\n", rc); 3804 return rc; 3805 } 3806 3807 if (reply.evt.status != WMI_FW_STATUS_SUCCESS) { 3808 wil_err(wil, "RX_STATUS_RING_ADD_CMD failed, status %d\n", 3809 reply.evt.status); 3810 return -EINVAL; 3811 } 3812 3813 sring->hwtail = le32_to_cpu(reply.evt.ring_tail_ptr); 3814 3815 return 0; 3816 } 3817 3818 int wil_wmi_rx_desc_ring_add(struct wil6210_priv *wil, int status_ring_id) 3819 { 3820 struct net_device *ndev = wil->main_ndev; 3821 struct wil6210_vif *vif = ndev_to_vif(ndev); 3822 struct wil_ring *ring = &wil->ring_rx; 3823 int rc; 3824 struct wmi_rx_desc_ring_add_cmd cmd = { 3825 .ring_cfg = { 3826 .ring_size = cpu_to_le16(ring->size), 3827 .ring_id = WIL_RX_DESC_RING_ID, 3828 }, 3829 .status_ring_id = status_ring_id, 3830 .irq_index = WIL_RX_STATUS_IRQ_IDX, 3831 }; 3832 struct { 3833 struct wmi_cmd_hdr hdr; 3834 struct wmi_rx_desc_ring_cfg_done_event evt; 3835 } __packed reply = { 3836 .evt = {.status = WMI_FW_STATUS_FAILURE}, 3837 }; 3838 3839 cmd.ring_cfg.ring_mem_base = cpu_to_le64(ring->pa); 3840 cmd.sw_tail_host_addr = cpu_to_le64(ring->edma_rx_swtail.pa); 3841 rc = wmi_call(wil, WMI_RX_DESC_RING_ADD_CMDID, vif->mid, &cmd, 3842 sizeof(cmd), WMI_RX_DESC_RING_CFG_DONE_EVENTID, &reply, 3843 sizeof(reply), WIL_WMI_CALL_GENERAL_TO_MS); 3844 if (rc) { 3845 wil_err(wil, "WMI_RX_DESC_RING_ADD_CMD failed, rc %d\n", rc); 3846 return rc; 3847 } 3848 3849 if (reply.evt.status != WMI_FW_STATUS_SUCCESS) { 3850 wil_err(wil, "WMI_RX_DESC_RING_ADD_CMD failed, status %d\n", 3851 reply.evt.status); 3852 return -EINVAL; 3853 } 3854 3855 ring->hwtail = le32_to_cpu(reply.evt.ring_tail_ptr); 3856 3857 return 0; 3858 } 3859 3860 int wil_wmi_tx_desc_ring_add(struct wil6210_vif *vif, int ring_id, int cid, 3861 int tid) 3862 { 3863 struct wil6210_priv *wil = vif_to_wil(vif); 3864 int sring_id = wil->tx_sring_idx; /* there is only one TX sring */ 3865 int rc; 3866 struct wil_ring *ring = &wil->ring_tx[ring_id]; 3867 struct wil_ring_tx_data *txdata = &wil->ring_tx_data[ring_id]; 3868 struct wmi_tx_desc_ring_add_cmd cmd = { 3869 .ring_cfg = { 3870 .ring_size = cpu_to_le16(ring->size), 3871 .ring_id = ring_id, 3872 }, 3873 .status_ring_id = sring_id, 3874 .cid = cid, 3875 .tid = tid, 3876 .encap_trans_type = WMI_VRING_ENC_TYPE_802_3, 3877 .max_msdu_size = cpu_to_le16(wil_mtu2macbuf(mtu_max)), 3878 .schd_params = { 3879 .priority = cpu_to_le16(0), 3880 .timeslot_us = cpu_to_le16(0xfff), 3881 } 3882 }; 3883 struct { 3884 struct wmi_cmd_hdr hdr; 3885 struct wmi_tx_desc_ring_cfg_done_event evt; 3886 } __packed reply = { 3887 .evt = {.status = WMI_FW_STATUS_FAILURE}, 3888 }; 3889 3890 cmd.ring_cfg.ring_mem_base = cpu_to_le64(ring->pa); 3891 rc = wmi_call(wil, WMI_TX_DESC_RING_ADD_CMDID, vif->mid, &cmd, 3892 sizeof(cmd), WMI_TX_DESC_RING_CFG_DONE_EVENTID, &reply, 3893 sizeof(reply), WIL_WMI_CALL_GENERAL_TO_MS); 3894 if (rc) { 3895 wil_err(wil, "WMI_TX_DESC_RING_ADD_CMD failed, rc %d\n", rc); 3896 return rc; 3897 } 3898 3899 if (reply.evt.status != WMI_FW_STATUS_SUCCESS) { 3900 wil_err(wil, "WMI_TX_DESC_RING_ADD_CMD failed, status %d\n", 3901 reply.evt.status); 3902 return -EINVAL; 3903 } 3904 3905 spin_lock_bh(&txdata->lock); 3906 ring->hwtail = le32_to_cpu(reply.evt.ring_tail_ptr); 3907 txdata->mid = vif->mid; 3908 txdata->enabled = 1; 3909 spin_unlock_bh(&txdata->lock); 3910 3911 return 0; 3912 } 3913 3914 int wil_wmi_bcast_desc_ring_add(struct wil6210_vif *vif, int ring_id) 3915 { 3916 struct wil6210_priv *wil = vif_to_wil(vif); 3917 struct wil_ring *ring = &wil->ring_tx[ring_id]; 3918 int rc; 3919 struct wmi_bcast_desc_ring_add_cmd cmd = { 3920 .ring_cfg = { 3921 .ring_size = cpu_to_le16(ring->size), 3922 .ring_id = ring_id, 3923 }, 3924 .max_msdu_size = cpu_to_le16(wil_mtu2macbuf(mtu_max)), 3925 .status_ring_id = wil->tx_sring_idx, 3926 .encap_trans_type = WMI_VRING_ENC_TYPE_802_3, 3927 }; 3928 struct { 3929 struct wmi_cmd_hdr hdr; 3930 struct wmi_rx_desc_ring_cfg_done_event evt; 3931 } __packed reply = { 3932 .evt = {.status = WMI_FW_STATUS_FAILURE}, 3933 }; 3934 struct wil_ring_tx_data *txdata = &wil->ring_tx_data[ring_id]; 3935 3936 cmd.ring_cfg.ring_mem_base = cpu_to_le64(ring->pa); 3937 rc = wmi_call(wil, WMI_BCAST_DESC_RING_ADD_CMDID, vif->mid, &cmd, 3938 sizeof(cmd), WMI_TX_DESC_RING_CFG_DONE_EVENTID, &reply, 3939 sizeof(reply), WIL_WMI_CALL_GENERAL_TO_MS); 3940 if (rc) { 3941 wil_err(wil, "WMI_BCAST_DESC_RING_ADD_CMD failed, rc %d\n", rc); 3942 return rc; 3943 } 3944 3945 if (reply.evt.status != WMI_FW_STATUS_SUCCESS) { 3946 wil_err(wil, "Broadcast Tx config failed, status %d\n", 3947 reply.evt.status); 3948 return -EINVAL; 3949 } 3950 3951 spin_lock_bh(&txdata->lock); 3952 ring->hwtail = le32_to_cpu(reply.evt.ring_tail_ptr); 3953 txdata->mid = vif->mid; 3954 txdata->enabled = 1; 3955 spin_unlock_bh(&txdata->lock); 3956 3957 return 0; 3958 } 3959 3960 int wmi_link_stats_cfg(struct wil6210_vif *vif, u32 type, u8 cid, u32 interval) 3961 { 3962 struct wil6210_priv *wil = vif_to_wil(vif); 3963 struct wmi_link_stats_cmd cmd = { 3964 .record_type_mask = cpu_to_le32(type), 3965 .cid = cid, 3966 .action = WMI_LINK_STATS_SNAPSHOT, 3967 .interval_msec = cpu_to_le32(interval), 3968 }; 3969 struct { 3970 struct wmi_cmd_hdr wmi; 3971 struct wmi_link_stats_config_done_event evt; 3972 } __packed reply = { 3973 .evt = {.status = WMI_FW_STATUS_FAILURE}, 3974 }; 3975 int rc; 3976 3977 rc = wmi_call(wil, WMI_LINK_STATS_CMDID, vif->mid, &cmd, sizeof(cmd), 3978 WMI_LINK_STATS_CONFIG_DONE_EVENTID, &reply, 3979 sizeof(reply), WIL_WMI_CALL_GENERAL_TO_MS); 3980 if (rc) { 3981 wil_err(wil, "WMI_LINK_STATS_CMDID failed, rc %d\n", rc); 3982 return rc; 3983 } 3984 3985 if (reply.evt.status != WMI_FW_STATUS_SUCCESS) { 3986 wil_err(wil, "Link statistics config failed, status %d\n", 3987 reply.evt.status); 3988 return -EINVAL; 3989 } 3990 3991 return 0; 3992 } 3993