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