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 * 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 * 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 * 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 %d RSSI %d SQI %d%%\n", 855 data->info.channel, data->info.mcs, data->info.rssi, 856 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_ni(skb) == NET_RX_SUCCESS)) { 1203 ndev->stats.rx_packets++; 1204 ndev->stats.rx_bytes += sz; 1205 if (stats) { 1206 stats->rx_packets++; 1207 stats->rx_bytes += sz; 1208 } 1209 } else { 1210 ndev->stats.rx_dropped++; 1211 if (stats) 1212 stats->rx_dropped++; 1213 } 1214 } 1215 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 %d RSSI %d\n", 1426 data->info.channel, data->info.mcs, data->info.rssi); 1427 wil_dbg_wmi(wil, "len %d qid %d mid %d cid %d\n", 1428 d_len, data->info.qid, data->info.mid, data->info.cid); 1429 wil_hex_dump_wmi("PROBE ", DUMP_PREFIX_OFFSET, 16, 1, rx_mgmt_frame, 1430 d_len, true); 1431 1432 if (!channel) { 1433 wil_err(wil, "Frame on unsupported channel\n"); 1434 return; 1435 } 1436 1437 bss_data.signal = signal; 1438 bss_data.chan = channel; 1439 bss = cfg80211_inform_bss_frame_data(wiphy, &bss_data, rx_mgmt_frame, 1440 d_len, GFP_KERNEL); 1441 if (bss) { 1442 wil_dbg_wmi(wil, "Added BSS %pM\n", rx_mgmt_frame->bssid); 1443 cfg80211_put_bss(wiphy, bss); 1444 } else { 1445 wil_err(wil, "cfg80211_inform_bss_frame() failed\n"); 1446 } 1447 1448 cfg80211_sched_scan_results(wiphy, 0); 1449 } 1450 1451 static void wil_link_stats_store_basic(struct wil6210_vif *vif, 1452 struct wmi_link_stats_basic *basic) 1453 { 1454 struct wil6210_priv *wil = vif_to_wil(vif); 1455 u8 cid = basic->cid; 1456 struct wil_sta_info *sta; 1457 1458 if (cid < 0 || cid >= wil->max_assoc_sta) { 1459 wil_err(wil, "invalid cid %d\n", cid); 1460 return; 1461 } 1462 1463 sta = &wil->sta[cid]; 1464 sta->fw_stats_basic = *basic; 1465 } 1466 1467 static void wil_link_stats_store_global(struct wil6210_vif *vif, 1468 struct wmi_link_stats_global *global) 1469 { 1470 struct wil6210_priv *wil = vif_to_wil(vif); 1471 1472 wil->fw_stats_global.stats = *global; 1473 } 1474 1475 static void wmi_link_stats_parse(struct wil6210_vif *vif, u64 tsf, 1476 bool has_next, void *payload, 1477 size_t payload_size) 1478 { 1479 struct wil6210_priv *wil = vif_to_wil(vif); 1480 size_t hdr_size = sizeof(struct wmi_link_stats_record); 1481 size_t stats_size, record_size, expected_size; 1482 struct wmi_link_stats_record *hdr; 1483 1484 if (payload_size < hdr_size) { 1485 wil_err(wil, "link stats wrong event size %zu\n", payload_size); 1486 return; 1487 } 1488 1489 while (payload_size >= hdr_size) { 1490 hdr = payload; 1491 stats_size = le16_to_cpu(hdr->record_size); 1492 record_size = hdr_size + stats_size; 1493 1494 if (payload_size < record_size) { 1495 wil_err(wil, "link stats payload ended unexpectedly, size %zu < %zu\n", 1496 payload_size, record_size); 1497 return; 1498 } 1499 1500 switch (hdr->record_type_id) { 1501 case WMI_LINK_STATS_TYPE_BASIC: 1502 expected_size = sizeof(struct wmi_link_stats_basic); 1503 if (stats_size < expected_size) { 1504 wil_err(wil, "link stats invalid basic record size %zu < %zu\n", 1505 stats_size, expected_size); 1506 return; 1507 } 1508 if (vif->fw_stats_ready) { 1509 /* clean old statistics */ 1510 vif->fw_stats_tsf = 0; 1511 vif->fw_stats_ready = false; 1512 } 1513 1514 wil_link_stats_store_basic(vif, payload + hdr_size); 1515 1516 if (!has_next) { 1517 vif->fw_stats_tsf = tsf; 1518 vif->fw_stats_ready = true; 1519 } 1520 1521 break; 1522 case WMI_LINK_STATS_TYPE_GLOBAL: 1523 expected_size = sizeof(struct wmi_link_stats_global); 1524 if (stats_size < sizeof(struct wmi_link_stats_global)) { 1525 wil_err(wil, "link stats invalid global record size %zu < %zu\n", 1526 stats_size, expected_size); 1527 return; 1528 } 1529 1530 if (wil->fw_stats_global.ready) { 1531 /* clean old statistics */ 1532 wil->fw_stats_global.tsf = 0; 1533 wil->fw_stats_global.ready = false; 1534 } 1535 1536 wil_link_stats_store_global(vif, payload + hdr_size); 1537 1538 if (!has_next) { 1539 wil->fw_stats_global.tsf = tsf; 1540 wil->fw_stats_global.ready = true; 1541 } 1542 1543 break; 1544 default: 1545 break; 1546 } 1547 1548 /* skip to next record */ 1549 payload += record_size; 1550 payload_size -= record_size; 1551 } 1552 } 1553 1554 static void 1555 wmi_evt_link_stats(struct wil6210_vif *vif, int id, void *d, int len) 1556 { 1557 struct wil6210_priv *wil = vif_to_wil(vif); 1558 struct wmi_link_stats_event *evt = d; 1559 size_t payload_size; 1560 1561 if (len < offsetof(struct wmi_link_stats_event, payload)) { 1562 wil_err(wil, "stats event way too short %d\n", len); 1563 return; 1564 } 1565 payload_size = le16_to_cpu(evt->payload_size); 1566 if (len < sizeof(struct wmi_link_stats_event) + payload_size) { 1567 wil_err(wil, "stats event too short %d\n", len); 1568 return; 1569 } 1570 1571 wmi_link_stats_parse(vif, le64_to_cpu(evt->tsf), evt->has_next, 1572 evt->payload, payload_size); 1573 } 1574 1575 /* find cid and ringid for the station vif 1576 * 1577 * return error, if other interfaces are used or ring was not found 1578 */ 1579 static int wil_find_cid_ringid_sta(struct wil6210_priv *wil, 1580 struct wil6210_vif *vif, 1581 int *cid, 1582 int *ringid) 1583 { 1584 struct wil_ring *ring; 1585 struct wil_ring_tx_data *txdata; 1586 int min_ring_id = wil_get_min_tx_ring_id(wil); 1587 int i; 1588 u8 lcid; 1589 1590 if (!(vif->wdev.iftype == NL80211_IFTYPE_STATION || 1591 vif->wdev.iftype == NL80211_IFTYPE_P2P_CLIENT)) { 1592 wil_err(wil, "invalid interface type %d\n", vif->wdev.iftype); 1593 return -EINVAL; 1594 } 1595 1596 /* In the STA mode, it is expected to have only one ring 1597 * for the AP we are connected to. 1598 * find it and return the cid associated with it. 1599 */ 1600 for (i = min_ring_id; i < WIL6210_MAX_TX_RINGS; i++) { 1601 ring = &wil->ring_tx[i]; 1602 txdata = &wil->ring_tx_data[i]; 1603 if (!ring->va || !txdata->enabled || txdata->mid != vif->mid) 1604 continue; 1605 1606 lcid = wil->ring2cid_tid[i][0]; 1607 if (lcid >= wil->max_assoc_sta) /* skip BCAST */ 1608 continue; 1609 1610 wil_dbg_wmi(wil, "find sta -> ringid %d cid %d\n", i, lcid); 1611 *cid = lcid; 1612 *ringid = i; 1613 return 0; 1614 } 1615 1616 wil_dbg_wmi(wil, "find sta cid while no rings active?\n"); 1617 1618 return -ENOENT; 1619 } 1620 1621 static void 1622 wmi_evt_auth_status(struct wil6210_vif *vif, int id, void *d, int len) 1623 { 1624 struct wil6210_priv *wil = vif_to_wil(vif); 1625 struct net_device *ndev = vif_to_ndev(vif); 1626 struct wmi_ft_auth_status_event *data = d; 1627 int ie_len = len - offsetof(struct wmi_ft_auth_status_event, ie_info); 1628 int rc, cid = 0, ringid = 0; 1629 struct cfg80211_ft_event_params ft; 1630 u16 d_len; 1631 /* auth_alg(u16) + auth_transaction(u16) + status_code(u16) */ 1632 const size_t auth_ie_offset = sizeof(u16) * 3; 1633 struct auth_no_hdr *auth = (struct auth_no_hdr *)data->ie_info; 1634 1635 /* check the status */ 1636 if (ie_len >= 0 && data->status != WMI_FW_STATUS_SUCCESS) { 1637 wil_err(wil, "FT: auth failed. status %d\n", data->status); 1638 goto fail; 1639 } 1640 1641 if (ie_len < auth_ie_offset) { 1642 wil_err(wil, "FT: auth event too short, len %d\n", len); 1643 goto fail; 1644 } 1645 1646 d_len = le16_to_cpu(data->ie_len); 1647 if (d_len != ie_len) { 1648 wil_err(wil, 1649 "FT: auth ie length mismatch, d_len %d should be %d\n", 1650 d_len, ie_len); 1651 goto fail; 1652 } 1653 1654 if (!test_bit(wil_vif_ft_roam, wil->status)) { 1655 wil_err(wil, "FT: Not in roaming state\n"); 1656 goto fail; 1657 } 1658 1659 if (le16_to_cpu(auth->auth_transaction) != 2) { 1660 wil_err(wil, "FT: auth error. auth_transaction %d\n", 1661 le16_to_cpu(auth->auth_transaction)); 1662 goto fail; 1663 } 1664 1665 if (le16_to_cpu(auth->auth_alg) != WLAN_AUTH_FT) { 1666 wil_err(wil, "FT: auth error. auth_alg %d\n", 1667 le16_to_cpu(auth->auth_alg)); 1668 goto fail; 1669 } 1670 1671 wil_dbg_wmi(wil, "FT: Auth to %pM successfully\n", data->mac_addr); 1672 wil_hex_dump_wmi("FT Auth ies : ", DUMP_PREFIX_OFFSET, 16, 1, 1673 data->ie_info, d_len, true); 1674 1675 /* find cid and ringid */ 1676 rc = wil_find_cid_ringid_sta(wil, vif, &cid, &ringid); 1677 if (rc) { 1678 wil_err(wil, "No valid cid found\n"); 1679 goto fail; 1680 } 1681 1682 if (vif->privacy) { 1683 /* For secure assoc, remove old keys */ 1684 rc = wmi_del_cipher_key(vif, 0, wil->sta[cid].addr, 1685 WMI_KEY_USE_PAIRWISE); 1686 if (rc) { 1687 wil_err(wil, "WMI_DELETE_CIPHER_KEY_CMD(PTK) failed\n"); 1688 goto fail; 1689 } 1690 rc = wmi_del_cipher_key(vif, 0, wil->sta[cid].addr, 1691 WMI_KEY_USE_RX_GROUP); 1692 if (rc) { 1693 wil_err(wil, "WMI_DELETE_CIPHER_KEY_CMD(GTK) failed\n"); 1694 goto fail; 1695 } 1696 } 1697 1698 memset(&ft, 0, sizeof(ft)); 1699 ft.ies = data->ie_info + auth_ie_offset; 1700 ft.ies_len = d_len - auth_ie_offset; 1701 ft.target_ap = data->mac_addr; 1702 cfg80211_ft_event(ndev, &ft); 1703 1704 return; 1705 1706 fail: 1707 wil6210_disconnect(vif, NULL, WLAN_REASON_PREV_AUTH_NOT_VALID); 1708 } 1709 1710 static void 1711 wmi_evt_reassoc_status(struct wil6210_vif *vif, int id, void *d, int len) 1712 { 1713 struct wil6210_priv *wil = vif_to_wil(vif); 1714 struct net_device *ndev = vif_to_ndev(vif); 1715 struct wiphy *wiphy = wil_to_wiphy(wil); 1716 struct wmi_ft_reassoc_status_event *data = d; 1717 int ies_len = len - offsetof(struct wmi_ft_reassoc_status_event, 1718 ie_info); 1719 int rc = -ENOENT, cid = 0, ringid = 0; 1720 int ch; /* channel number (primary) */ 1721 size_t assoc_req_ie_len = 0, assoc_resp_ie_len = 0; 1722 u8 *assoc_req_ie = NULL, *assoc_resp_ie = NULL; 1723 /* capinfo(u16) + listen_interval(u16) + current_ap mac addr + IEs */ 1724 const size_t assoc_req_ie_offset = sizeof(u16) * 2 + ETH_ALEN; 1725 /* capinfo(u16) + status_code(u16) + associd(u16) + IEs */ 1726 const size_t assoc_resp_ie_offset = sizeof(u16) * 3; 1727 u16 d_len; 1728 int freq; 1729 struct cfg80211_roam_info info; 1730 1731 if (ies_len < 0) { 1732 wil_err(wil, "ft reassoc event too short, len %d\n", len); 1733 goto fail; 1734 } 1735 1736 wil_dbg_wmi(wil, "Reasoc Status event: status=%d, aid=%d", 1737 data->status, data->aid); 1738 wil_dbg_wmi(wil, " mac_addr=%pM, beacon_ie_len=%d", 1739 data->mac_addr, data->beacon_ie_len); 1740 wil_dbg_wmi(wil, " reassoc_req_ie_len=%d, reassoc_resp_ie_len=%d", 1741 le16_to_cpu(data->reassoc_req_ie_len), 1742 le16_to_cpu(data->reassoc_resp_ie_len)); 1743 1744 d_len = le16_to_cpu(data->beacon_ie_len) + 1745 le16_to_cpu(data->reassoc_req_ie_len) + 1746 le16_to_cpu(data->reassoc_resp_ie_len); 1747 if (d_len != ies_len) { 1748 wil_err(wil, 1749 "ft reassoc ie length mismatch, d_len %d should be %d\n", 1750 d_len, ies_len); 1751 goto fail; 1752 } 1753 1754 /* check the status */ 1755 if (data->status != WMI_FW_STATUS_SUCCESS) { 1756 wil_err(wil, "ft reassoc failed. status %d\n", data->status); 1757 goto fail; 1758 } 1759 1760 /* find cid and ringid */ 1761 rc = wil_find_cid_ringid_sta(wil, vif, &cid, &ringid); 1762 if (rc) { 1763 wil_err(wil, "No valid cid found\n"); 1764 goto fail; 1765 } 1766 1767 ch = data->channel + 1; 1768 wil_info(wil, "FT: Roam %pM channel [%d] cid %d aid %d\n", 1769 data->mac_addr, ch, cid, data->aid); 1770 1771 wil_hex_dump_wmi("reassoc AI : ", DUMP_PREFIX_OFFSET, 16, 1, 1772 data->ie_info, len - sizeof(*data), true); 1773 1774 /* figure out IE's */ 1775 if (le16_to_cpu(data->reassoc_req_ie_len) > assoc_req_ie_offset) { 1776 assoc_req_ie = &data->ie_info[assoc_req_ie_offset]; 1777 assoc_req_ie_len = le16_to_cpu(data->reassoc_req_ie_len) - 1778 assoc_req_ie_offset; 1779 } 1780 if (le16_to_cpu(data->reassoc_resp_ie_len) <= assoc_resp_ie_offset) { 1781 wil_err(wil, "FT: reassoc resp ie len is too short, len %d\n", 1782 le16_to_cpu(data->reassoc_resp_ie_len)); 1783 goto fail; 1784 } 1785 1786 assoc_resp_ie = &data->ie_info[le16_to_cpu(data->reassoc_req_ie_len) + 1787 assoc_resp_ie_offset]; 1788 assoc_resp_ie_len = le16_to_cpu(data->reassoc_resp_ie_len) - 1789 assoc_resp_ie_offset; 1790 1791 if (test_bit(wil_status_resetting, wil->status) || 1792 !test_bit(wil_status_fwready, wil->status)) { 1793 wil_err(wil, "FT: status_resetting, cancel reassoc event\n"); 1794 /* no need for cleanup, wil_reset will do that */ 1795 return; 1796 } 1797 1798 mutex_lock(&wil->mutex); 1799 1800 /* ring modify to set the ring for the roamed AP settings */ 1801 wil_dbg_wmi(wil, 1802 "ft modify tx config for connection CID %d ring %d\n", 1803 cid, ringid); 1804 1805 rc = wil->txrx_ops.tx_ring_modify(vif, ringid, cid, 0); 1806 if (rc) { 1807 wil_err(wil, "modify TX for CID %d MID %d ring %d failed (%d)\n", 1808 cid, vif->mid, ringid, rc); 1809 mutex_unlock(&wil->mutex); 1810 goto fail; 1811 } 1812 1813 /* Update the driver STA members with the new bss */ 1814 wil->sta[cid].aid = data->aid; 1815 wil->sta[cid].stats.ft_roams++; 1816 ether_addr_copy(wil->sta[cid].addr, vif->bss->bssid); 1817 mutex_unlock(&wil->mutex); 1818 del_timer_sync(&vif->connect_timer); 1819 1820 cfg80211_ref_bss(wiphy, vif->bss); 1821 freq = ieee80211_channel_to_frequency(ch, NL80211_BAND_60GHZ); 1822 1823 memset(&info, 0, sizeof(info)); 1824 info.channel = ieee80211_get_channel(wiphy, freq); 1825 info.bss = vif->bss; 1826 info.req_ie = assoc_req_ie; 1827 info.req_ie_len = assoc_req_ie_len; 1828 info.resp_ie = assoc_resp_ie; 1829 info.resp_ie_len = assoc_resp_ie_len; 1830 cfg80211_roamed(ndev, &info, GFP_KERNEL); 1831 vif->bss = NULL; 1832 1833 return; 1834 1835 fail: 1836 wil6210_disconnect(vif, NULL, WLAN_REASON_PREV_AUTH_NOT_VALID); 1837 } 1838 1839 static void 1840 wmi_evt_link_monitor(struct wil6210_vif *vif, int id, void *d, int len) 1841 { 1842 struct wil6210_priv *wil = vif_to_wil(vif); 1843 struct net_device *ndev = vif_to_ndev(vif); 1844 struct wmi_link_monitor_event *evt = d; 1845 enum nl80211_cqm_rssi_threshold_event event_type; 1846 1847 if (len < sizeof(*evt)) { 1848 wil_err(wil, "link monitor event too short %d\n", len); 1849 return; 1850 } 1851 1852 wil_dbg_wmi(wil, "link monitor event, type %d rssi %d (stored %d)\n", 1853 evt->type, evt->rssi_level, wil->cqm_rssi_thold); 1854 1855 if (evt->type != WMI_LINK_MONITOR_NOTIF_RSSI_THRESHOLD_EVT) 1856 /* ignore */ 1857 return; 1858 1859 event_type = (evt->rssi_level > wil->cqm_rssi_thold ? 1860 NL80211_CQM_RSSI_THRESHOLD_EVENT_HIGH : 1861 NL80211_CQM_RSSI_THRESHOLD_EVENT_LOW); 1862 cfg80211_cqm_rssi_notify(ndev, event_type, evt->rssi_level, GFP_KERNEL); 1863 } 1864 1865 /* Some events are ignored for purpose; and need not be interpreted as 1866 * "unhandled events" 1867 */ 1868 static void wmi_evt_ignore(struct wil6210_vif *vif, int id, void *d, int len) 1869 { 1870 struct wil6210_priv *wil = vif_to_wil(vif); 1871 1872 wil_dbg_wmi(wil, "Ignore event 0x%04x len %d\n", id, len); 1873 } 1874 1875 static const struct { 1876 int eventid; 1877 void (*handler)(struct wil6210_vif *vif, 1878 int eventid, void *data, int data_len); 1879 } wmi_evt_handlers[] = { 1880 {WMI_READY_EVENTID, wmi_evt_ready}, 1881 {WMI_FW_READY_EVENTID, wmi_evt_ignore}, 1882 {WMI_RX_MGMT_PACKET_EVENTID, wmi_evt_rx_mgmt}, 1883 {WMI_TX_MGMT_PACKET_EVENTID, wmi_evt_tx_mgmt}, 1884 {WMI_SCAN_COMPLETE_EVENTID, wmi_evt_scan_complete}, 1885 {WMI_CONNECT_EVENTID, wmi_evt_connect}, 1886 {WMI_DISCONNECT_EVENTID, wmi_evt_disconnect}, 1887 {WMI_EAPOL_RX_EVENTID, wmi_evt_eapol_rx}, 1888 {WMI_BA_STATUS_EVENTID, wmi_evt_ba_status}, 1889 {WMI_RCP_ADDBA_REQ_EVENTID, wmi_evt_addba_rx_req}, 1890 {WMI_DELBA_EVENTID, wmi_evt_delba}, 1891 {WMI_RING_EN_EVENTID, wmi_evt_ring_en}, 1892 {WMI_DATA_PORT_OPEN_EVENTID, wmi_evt_ignore}, 1893 {WMI_SCHED_SCAN_RESULT_EVENTID, wmi_evt_sched_scan_result}, 1894 {WMI_LINK_STATS_EVENTID, wmi_evt_link_stats}, 1895 {WMI_FT_AUTH_STATUS_EVENTID, wmi_evt_auth_status}, 1896 {WMI_FT_REASSOC_STATUS_EVENTID, wmi_evt_reassoc_status}, 1897 {WMI_LINK_MONITOR_EVENTID, wmi_evt_link_monitor}, 1898 }; 1899 1900 /* 1901 * Run in IRQ context 1902 * Extract WMI command from mailbox. Queue it to the @wil->pending_wmi_ev 1903 * that will be eventually handled by the @wmi_event_worker in the thread 1904 * context of thread "wil6210_wmi" 1905 */ 1906 void wmi_recv_cmd(struct wil6210_priv *wil) 1907 { 1908 struct wil6210_mbox_ring_desc d_tail; 1909 struct wil6210_mbox_hdr hdr; 1910 struct wil6210_mbox_ring *r = &wil->mbox_ctl.rx; 1911 struct pending_wmi_event *evt; 1912 u8 *cmd; 1913 void __iomem *src; 1914 ulong flags; 1915 unsigned n; 1916 unsigned int num_immed_reply = 0; 1917 1918 if (!test_bit(wil_status_mbox_ready, wil->status)) { 1919 wil_err(wil, "Reset in progress. Cannot handle WMI event\n"); 1920 return; 1921 } 1922 1923 if (test_bit(wil_status_suspended, wil->status)) { 1924 wil_err(wil, "suspended. cannot handle WMI event\n"); 1925 return; 1926 } 1927 1928 for (n = 0;; n++) { 1929 u16 len; 1930 bool q; 1931 bool immed_reply = false; 1932 1933 r->head = wil_r(wil, RGF_MBOX + 1934 offsetof(struct wil6210_mbox_ctl, rx.head)); 1935 if (r->tail == r->head) 1936 break; 1937 1938 wil_dbg_wmi(wil, "Mbox head %08x tail %08x\n", 1939 r->head, r->tail); 1940 /* read cmd descriptor from tail */ 1941 wil_memcpy_fromio_32(&d_tail, wil->csr + HOSTADDR(r->tail), 1942 sizeof(struct wil6210_mbox_ring_desc)); 1943 if (d_tail.sync == 0) { 1944 wil_err(wil, "Mbox evt not owned by FW?\n"); 1945 break; 1946 } 1947 1948 /* read cmd header from descriptor */ 1949 if (0 != wmi_read_hdr(wil, d_tail.addr, &hdr)) { 1950 wil_err(wil, "Mbox evt at 0x%08x?\n", 1951 le32_to_cpu(d_tail.addr)); 1952 break; 1953 } 1954 len = le16_to_cpu(hdr.len); 1955 wil_dbg_wmi(wil, "Mbox evt %04x %04x %04x %02x\n", 1956 le16_to_cpu(hdr.seq), len, le16_to_cpu(hdr.type), 1957 hdr.flags); 1958 1959 /* read cmd buffer from descriptor */ 1960 src = wmi_buffer(wil, d_tail.addr) + 1961 sizeof(struct wil6210_mbox_hdr); 1962 evt = kmalloc(ALIGN(offsetof(struct pending_wmi_event, 1963 event.wmi) + len, 4), 1964 GFP_KERNEL); 1965 if (!evt) 1966 break; 1967 1968 evt->event.hdr = hdr; 1969 cmd = (void *)&evt->event.wmi; 1970 wil_memcpy_fromio_32(cmd, src, len); 1971 /* mark entry as empty */ 1972 wil_w(wil, r->tail + 1973 offsetof(struct wil6210_mbox_ring_desc, sync), 0); 1974 /* indicate */ 1975 if ((hdr.type == WIL_MBOX_HDR_TYPE_WMI) && 1976 (len >= sizeof(struct wmi_cmd_hdr))) { 1977 struct wmi_cmd_hdr *wmi = &evt->event.wmi; 1978 u16 id = le16_to_cpu(wmi->command_id); 1979 u8 mid = wmi->mid; 1980 u32 tstamp = le32_to_cpu(wmi->fw_timestamp); 1981 if (test_bit(wil_status_resuming, wil->status)) { 1982 if (id == WMI_TRAFFIC_RESUME_EVENTID) 1983 clear_bit(wil_status_resuming, 1984 wil->status); 1985 else 1986 wil_err(wil, 1987 "WMI evt %d while resuming\n", 1988 id); 1989 } 1990 spin_lock_irqsave(&wil->wmi_ev_lock, flags); 1991 if (wil->reply_id && wil->reply_id == id && 1992 wil->reply_mid == mid) { 1993 if (wil->reply_buf) { 1994 memcpy(wil->reply_buf, wmi, 1995 min(len, wil->reply_size)); 1996 immed_reply = true; 1997 } 1998 if (id == WMI_TRAFFIC_SUSPEND_EVENTID) { 1999 wil_dbg_wmi(wil, 2000 "set suspend_resp_rcvd\n"); 2001 wil->suspend_resp_rcvd = true; 2002 } 2003 } 2004 spin_unlock_irqrestore(&wil->wmi_ev_lock, flags); 2005 2006 wil_dbg_wmi(wil, "recv %s (0x%04x) MID %d @%d msec\n", 2007 eventid2name(id), id, wmi->mid, tstamp); 2008 trace_wil6210_wmi_event(wmi, &wmi[1], 2009 len - sizeof(*wmi)); 2010 } 2011 wil_hex_dump_wmi("evt ", DUMP_PREFIX_OFFSET, 16, 1, 2012 &evt->event.hdr, sizeof(hdr) + len, true); 2013 2014 /* advance tail */ 2015 r->tail = r->base + ((r->tail - r->base + 2016 sizeof(struct wil6210_mbox_ring_desc)) % r->size); 2017 wil_w(wil, RGF_MBOX + 2018 offsetof(struct wil6210_mbox_ctl, rx.tail), r->tail); 2019 2020 if (immed_reply) { 2021 wil_dbg_wmi(wil, "recv_cmd: Complete WMI 0x%04x\n", 2022 wil->reply_id); 2023 kfree(evt); 2024 num_immed_reply++; 2025 complete(&wil->wmi_call); 2026 } else { 2027 /* add to the pending list */ 2028 spin_lock_irqsave(&wil->wmi_ev_lock, flags); 2029 list_add_tail(&evt->list, &wil->pending_wmi_ev); 2030 spin_unlock_irqrestore(&wil->wmi_ev_lock, flags); 2031 q = queue_work(wil->wmi_wq, &wil->wmi_event_worker); 2032 wil_dbg_wmi(wil, "queue_work -> %d\n", q); 2033 } 2034 } 2035 /* normally, 1 event per IRQ should be processed */ 2036 wil_dbg_wmi(wil, "recv_cmd: -> %d events queued, %d completed\n", 2037 n - num_immed_reply, num_immed_reply); 2038 } 2039 2040 int wmi_call(struct wil6210_priv *wil, u16 cmdid, u8 mid, void *buf, u16 len, 2041 u16 reply_id, void *reply, u16 reply_size, int to_msec) 2042 { 2043 int rc; 2044 unsigned long remain; 2045 ulong flags; 2046 2047 mutex_lock(&wil->wmi_mutex); 2048 2049 spin_lock_irqsave(&wil->wmi_ev_lock, flags); 2050 wil->reply_id = reply_id; 2051 wil->reply_mid = mid; 2052 wil->reply_buf = reply; 2053 wil->reply_size = reply_size; 2054 reinit_completion(&wil->wmi_call); 2055 spin_unlock_irqrestore(&wil->wmi_ev_lock, flags); 2056 2057 rc = __wmi_send(wil, cmdid, mid, buf, len); 2058 if (rc) 2059 goto out; 2060 2061 remain = wait_for_completion_timeout(&wil->wmi_call, 2062 msecs_to_jiffies(to_msec)); 2063 if (0 == remain) { 2064 wil_err(wil, "wmi_call(0x%04x->0x%04x) timeout %d msec\n", 2065 cmdid, reply_id, to_msec); 2066 rc = -ETIME; 2067 } else { 2068 wil_dbg_wmi(wil, 2069 "wmi_call(0x%04x->0x%04x) completed in %d msec\n", 2070 cmdid, reply_id, 2071 to_msec - jiffies_to_msecs(remain)); 2072 } 2073 2074 out: 2075 spin_lock_irqsave(&wil->wmi_ev_lock, flags); 2076 wil->reply_id = 0; 2077 wil->reply_mid = U8_MAX; 2078 wil->reply_buf = NULL; 2079 wil->reply_size = 0; 2080 spin_unlock_irqrestore(&wil->wmi_ev_lock, flags); 2081 2082 mutex_unlock(&wil->wmi_mutex); 2083 2084 return rc; 2085 } 2086 2087 int wmi_echo(struct wil6210_priv *wil) 2088 { 2089 struct wil6210_vif *vif = ndev_to_vif(wil->main_ndev); 2090 struct wmi_echo_cmd cmd = { 2091 .value = cpu_to_le32(0x12345678), 2092 }; 2093 2094 return wmi_call(wil, WMI_ECHO_CMDID, vif->mid, &cmd, sizeof(cmd), 2095 WMI_ECHO_RSP_EVENTID, NULL, 0, 2096 WIL_WMI_CALL_GENERAL_TO_MS); 2097 } 2098 2099 int wmi_set_mac_address(struct wil6210_priv *wil, void *addr) 2100 { 2101 struct wil6210_vif *vif = ndev_to_vif(wil->main_ndev); 2102 struct wmi_set_mac_address_cmd cmd; 2103 2104 ether_addr_copy(cmd.mac, addr); 2105 2106 wil_dbg_wmi(wil, "Set MAC %pM\n", addr); 2107 2108 return wmi_send(wil, WMI_SET_MAC_ADDRESS_CMDID, vif->mid, 2109 &cmd, sizeof(cmd)); 2110 } 2111 2112 int wmi_led_cfg(struct wil6210_priv *wil, bool enable) 2113 { 2114 struct wil6210_vif *vif = ndev_to_vif(wil->main_ndev); 2115 int rc = 0; 2116 struct wmi_led_cfg_cmd cmd = { 2117 .led_mode = enable, 2118 .id = led_id, 2119 .slow_blink_cfg.blink_on = 2120 cpu_to_le32(led_blink_time[WIL_LED_TIME_SLOW].on_ms), 2121 .slow_blink_cfg.blink_off = 2122 cpu_to_le32(led_blink_time[WIL_LED_TIME_SLOW].off_ms), 2123 .medium_blink_cfg.blink_on = 2124 cpu_to_le32(led_blink_time[WIL_LED_TIME_MED].on_ms), 2125 .medium_blink_cfg.blink_off = 2126 cpu_to_le32(led_blink_time[WIL_LED_TIME_MED].off_ms), 2127 .fast_blink_cfg.blink_on = 2128 cpu_to_le32(led_blink_time[WIL_LED_TIME_FAST].on_ms), 2129 .fast_blink_cfg.blink_off = 2130 cpu_to_le32(led_blink_time[WIL_LED_TIME_FAST].off_ms), 2131 .led_polarity = led_polarity, 2132 }; 2133 struct { 2134 struct wmi_cmd_hdr wmi; 2135 struct wmi_led_cfg_done_event evt; 2136 } __packed reply = { 2137 .evt = {.status = cpu_to_le32(WMI_FW_STATUS_FAILURE)}, 2138 }; 2139 2140 if (led_id == WIL_LED_INVALID_ID) 2141 goto out; 2142 2143 if (led_id > WIL_LED_MAX_ID) { 2144 wil_err(wil, "Invalid led id %d\n", led_id); 2145 rc = -EINVAL; 2146 goto out; 2147 } 2148 2149 wil_dbg_wmi(wil, 2150 "%s led %d\n", 2151 enable ? "enabling" : "disabling", led_id); 2152 2153 rc = wmi_call(wil, WMI_LED_CFG_CMDID, vif->mid, &cmd, sizeof(cmd), 2154 WMI_LED_CFG_DONE_EVENTID, &reply, sizeof(reply), 2155 WIL_WMI_CALL_GENERAL_TO_MS); 2156 if (rc) 2157 goto out; 2158 2159 if (reply.evt.status) { 2160 wil_err(wil, "led %d cfg failed with status %d\n", 2161 led_id, le32_to_cpu(reply.evt.status)); 2162 rc = -EINVAL; 2163 } 2164 2165 out: 2166 return rc; 2167 } 2168 2169 int wmi_rbufcap_cfg(struct wil6210_priv *wil, bool enable, u16 threshold) 2170 { 2171 struct wil6210_vif *vif = ndev_to_vif(wil->main_ndev); 2172 int rc; 2173 2174 struct wmi_rbufcap_cfg_cmd cmd = { 2175 .enable = enable, 2176 .rx_desc_threshold = cpu_to_le16(threshold), 2177 }; 2178 struct { 2179 struct wmi_cmd_hdr wmi; 2180 struct wmi_rbufcap_cfg_event evt; 2181 } __packed reply = { 2182 .evt = {.status = WMI_FW_STATUS_FAILURE}, 2183 }; 2184 2185 rc = wmi_call(wil, WMI_RBUFCAP_CFG_CMDID, vif->mid, &cmd, sizeof(cmd), 2186 WMI_RBUFCAP_CFG_EVENTID, &reply, sizeof(reply), 2187 WIL_WMI_CALL_GENERAL_TO_MS); 2188 if (rc) 2189 return rc; 2190 2191 if (reply.evt.status != WMI_FW_STATUS_SUCCESS) { 2192 wil_err(wil, "RBUFCAP_CFG failed. status %d\n", 2193 reply.evt.status); 2194 rc = -EINVAL; 2195 } 2196 2197 return rc; 2198 } 2199 2200 int wmi_pcp_start(struct wil6210_vif *vif, int bi, u8 wmi_nettype, 2201 u8 chan, u8 wmi_edmg_chan, u8 hidden_ssid, u8 is_go) 2202 { 2203 struct wil6210_priv *wil = vif_to_wil(vif); 2204 int rc; 2205 2206 struct wmi_pcp_start_cmd cmd = { 2207 .bcon_interval = cpu_to_le16(bi), 2208 .network_type = wmi_nettype, 2209 .disable_sec_offload = 1, 2210 .channel = chan - 1, 2211 .edmg_channel = wmi_edmg_chan, 2212 .pcp_max_assoc_sta = wil->max_assoc_sta, 2213 .hidden_ssid = hidden_ssid, 2214 .is_go = is_go, 2215 .ap_sme_offload_mode = disable_ap_sme ? 2216 WMI_AP_SME_OFFLOAD_PARTIAL : 2217 WMI_AP_SME_OFFLOAD_FULL, 2218 .abft_len = wil->abft_len, 2219 }; 2220 struct { 2221 struct wmi_cmd_hdr wmi; 2222 struct wmi_pcp_started_event evt; 2223 } __packed reply = { 2224 .evt = {.status = WMI_FW_STATUS_FAILURE}, 2225 }; 2226 2227 if (!vif->privacy) 2228 cmd.disable_sec = 1; 2229 2230 if ((cmd.pcp_max_assoc_sta > WIL6210_MAX_CID) || 2231 (cmd.pcp_max_assoc_sta <= 0)) { 2232 wil_err(wil, "unexpected max_assoc_sta %d\n", 2233 cmd.pcp_max_assoc_sta); 2234 return -EOPNOTSUPP; 2235 } 2236 2237 if (disable_ap_sme && 2238 !test_bit(WMI_FW_CAPABILITY_AP_SME_OFFLOAD_PARTIAL, 2239 wil->fw_capabilities)) { 2240 wil_err(wil, "disable_ap_sme not supported by FW\n"); 2241 return -EOPNOTSUPP; 2242 } 2243 2244 /* 2245 * Processing time may be huge, in case of secure AP it takes about 2246 * 3500ms for FW to start AP 2247 */ 2248 rc = wmi_call(wil, WMI_PCP_START_CMDID, vif->mid, &cmd, sizeof(cmd), 2249 WMI_PCP_STARTED_EVENTID, &reply, sizeof(reply), 5000); 2250 if (rc) 2251 return rc; 2252 2253 if (reply.evt.status != WMI_FW_STATUS_SUCCESS) 2254 rc = -EINVAL; 2255 2256 if (wmi_nettype != WMI_NETTYPE_P2P) 2257 /* Don't fail due to error in the led configuration */ 2258 wmi_led_cfg(wil, true); 2259 2260 return rc; 2261 } 2262 2263 int wmi_pcp_stop(struct wil6210_vif *vif) 2264 { 2265 struct wil6210_priv *wil = vif_to_wil(vif); 2266 int rc; 2267 2268 rc = wmi_led_cfg(wil, false); 2269 if (rc) 2270 return rc; 2271 2272 return wmi_call(wil, WMI_PCP_STOP_CMDID, vif->mid, NULL, 0, 2273 WMI_PCP_STOPPED_EVENTID, NULL, 0, 2274 WIL_WMI_PCP_STOP_TO_MS); 2275 } 2276 2277 int wmi_set_ssid(struct wil6210_vif *vif, u8 ssid_len, const void *ssid) 2278 { 2279 struct wil6210_priv *wil = vif_to_wil(vif); 2280 struct wmi_set_ssid_cmd cmd = { 2281 .ssid_len = cpu_to_le32(ssid_len), 2282 }; 2283 2284 if (ssid_len > sizeof(cmd.ssid)) 2285 return -EINVAL; 2286 2287 memcpy(cmd.ssid, ssid, ssid_len); 2288 2289 return wmi_send(wil, WMI_SET_SSID_CMDID, vif->mid, &cmd, sizeof(cmd)); 2290 } 2291 2292 int wmi_get_ssid(struct wil6210_vif *vif, u8 *ssid_len, void *ssid) 2293 { 2294 struct wil6210_priv *wil = vif_to_wil(vif); 2295 int rc; 2296 struct { 2297 struct wmi_cmd_hdr wmi; 2298 struct wmi_set_ssid_cmd cmd; 2299 } __packed reply; 2300 int len; /* reply.cmd.ssid_len in CPU order */ 2301 2302 memset(&reply, 0, sizeof(reply)); 2303 2304 rc = wmi_call(wil, WMI_GET_SSID_CMDID, vif->mid, NULL, 0, 2305 WMI_GET_SSID_EVENTID, &reply, sizeof(reply), 2306 WIL_WMI_CALL_GENERAL_TO_MS); 2307 if (rc) 2308 return rc; 2309 2310 len = le32_to_cpu(reply.cmd.ssid_len); 2311 if (len > sizeof(reply.cmd.ssid)) 2312 return -EINVAL; 2313 2314 *ssid_len = len; 2315 memcpy(ssid, reply.cmd.ssid, len); 2316 2317 return 0; 2318 } 2319 2320 int wmi_set_channel(struct wil6210_priv *wil, int channel) 2321 { 2322 struct wil6210_vif *vif = ndev_to_vif(wil->main_ndev); 2323 struct wmi_set_pcp_channel_cmd cmd = { 2324 .channel = channel - 1, 2325 }; 2326 2327 return wmi_send(wil, WMI_SET_PCP_CHANNEL_CMDID, vif->mid, 2328 &cmd, sizeof(cmd)); 2329 } 2330 2331 int wmi_get_channel(struct wil6210_priv *wil, int *channel) 2332 { 2333 struct wil6210_vif *vif = ndev_to_vif(wil->main_ndev); 2334 int rc; 2335 struct { 2336 struct wmi_cmd_hdr wmi; 2337 struct wmi_set_pcp_channel_cmd cmd; 2338 } __packed reply; 2339 2340 memset(&reply, 0, sizeof(reply)); 2341 2342 rc = wmi_call(wil, WMI_GET_PCP_CHANNEL_CMDID, vif->mid, NULL, 0, 2343 WMI_GET_PCP_CHANNEL_EVENTID, &reply, sizeof(reply), 2344 WIL_WMI_CALL_GENERAL_TO_MS); 2345 if (rc) 2346 return rc; 2347 2348 if (reply.cmd.channel > 3) 2349 return -EINVAL; 2350 2351 *channel = reply.cmd.channel + 1; 2352 2353 return 0; 2354 } 2355 2356 int wmi_p2p_cfg(struct wil6210_vif *vif, int channel, int bi) 2357 { 2358 struct wil6210_priv *wil = vif_to_wil(vif); 2359 int rc; 2360 struct wmi_p2p_cfg_cmd cmd = { 2361 .discovery_mode = WMI_DISCOVERY_MODE_PEER2PEER, 2362 .bcon_interval = cpu_to_le16(bi), 2363 .channel = channel - 1, 2364 }; 2365 struct { 2366 struct wmi_cmd_hdr wmi; 2367 struct wmi_p2p_cfg_done_event evt; 2368 } __packed reply = { 2369 .evt = {.status = WMI_FW_STATUS_FAILURE}, 2370 }; 2371 2372 wil_dbg_wmi(wil, "sending WMI_P2P_CFG_CMDID\n"); 2373 2374 rc = wmi_call(wil, WMI_P2P_CFG_CMDID, vif->mid, &cmd, sizeof(cmd), 2375 WMI_P2P_CFG_DONE_EVENTID, &reply, sizeof(reply), 300); 2376 if (!rc && reply.evt.status != WMI_FW_STATUS_SUCCESS) { 2377 wil_err(wil, "P2P_CFG failed. status %d\n", reply.evt.status); 2378 rc = -EINVAL; 2379 } 2380 2381 return rc; 2382 } 2383 2384 int wmi_start_listen(struct wil6210_vif *vif) 2385 { 2386 struct wil6210_priv *wil = vif_to_wil(vif); 2387 int rc; 2388 struct { 2389 struct wmi_cmd_hdr wmi; 2390 struct wmi_listen_started_event evt; 2391 } __packed reply = { 2392 .evt = {.status = WMI_FW_STATUS_FAILURE}, 2393 }; 2394 2395 wil_dbg_wmi(wil, "sending WMI_START_LISTEN_CMDID\n"); 2396 2397 rc = wmi_call(wil, WMI_START_LISTEN_CMDID, vif->mid, NULL, 0, 2398 WMI_LISTEN_STARTED_EVENTID, &reply, sizeof(reply), 300); 2399 if (!rc && reply.evt.status != WMI_FW_STATUS_SUCCESS) { 2400 wil_err(wil, "device failed to start listen. status %d\n", 2401 reply.evt.status); 2402 rc = -EINVAL; 2403 } 2404 2405 return rc; 2406 } 2407 2408 int wmi_start_search(struct wil6210_vif *vif) 2409 { 2410 struct wil6210_priv *wil = vif_to_wil(vif); 2411 int rc; 2412 struct { 2413 struct wmi_cmd_hdr wmi; 2414 struct wmi_search_started_event evt; 2415 } __packed reply = { 2416 .evt = {.status = WMI_FW_STATUS_FAILURE}, 2417 }; 2418 2419 wil_dbg_wmi(wil, "sending WMI_START_SEARCH_CMDID\n"); 2420 2421 rc = wmi_call(wil, WMI_START_SEARCH_CMDID, vif->mid, NULL, 0, 2422 WMI_SEARCH_STARTED_EVENTID, &reply, sizeof(reply), 300); 2423 if (!rc && reply.evt.status != WMI_FW_STATUS_SUCCESS) { 2424 wil_err(wil, "device failed to start search. status %d\n", 2425 reply.evt.status); 2426 rc = -EINVAL; 2427 } 2428 2429 return rc; 2430 } 2431 2432 int wmi_stop_discovery(struct wil6210_vif *vif) 2433 { 2434 struct wil6210_priv *wil = vif_to_wil(vif); 2435 int rc; 2436 2437 wil_dbg_wmi(wil, "sending WMI_DISCOVERY_STOP_CMDID\n"); 2438 2439 rc = wmi_call(wil, WMI_DISCOVERY_STOP_CMDID, vif->mid, NULL, 0, 2440 WMI_DISCOVERY_STOPPED_EVENTID, NULL, 0, 2441 WIL_WMI_CALL_GENERAL_TO_MS); 2442 2443 if (rc) 2444 wil_err(wil, "Failed to stop discovery\n"); 2445 2446 return rc; 2447 } 2448 2449 int wmi_del_cipher_key(struct wil6210_vif *vif, u8 key_index, 2450 const void *mac_addr, int key_usage) 2451 { 2452 struct wil6210_priv *wil = vif_to_wil(vif); 2453 struct wmi_delete_cipher_key_cmd cmd = { 2454 .key_index = key_index, 2455 }; 2456 2457 if (mac_addr) 2458 memcpy(cmd.mac, mac_addr, WMI_MAC_LEN); 2459 2460 return wmi_send(wil, WMI_DELETE_CIPHER_KEY_CMDID, vif->mid, 2461 &cmd, sizeof(cmd)); 2462 } 2463 2464 int wmi_add_cipher_key(struct wil6210_vif *vif, u8 key_index, 2465 const void *mac_addr, int key_len, const void *key, 2466 int key_usage) 2467 { 2468 struct wil6210_priv *wil = vif_to_wil(vif); 2469 struct wmi_add_cipher_key_cmd cmd = { 2470 .key_index = key_index, 2471 .key_usage = key_usage, 2472 .key_len = key_len, 2473 }; 2474 2475 if (key_len > sizeof(cmd.key)) 2476 return -EINVAL; 2477 2478 /* key len = 0 is allowed only for usage of WMI_KEY_USE_APPLY */ 2479 if ((key_len == 0 || !key) && 2480 key_usage != WMI_KEY_USE_APPLY_PTK) 2481 return -EINVAL; 2482 2483 if (key) 2484 memcpy(cmd.key, key, key_len); 2485 2486 if (mac_addr) 2487 memcpy(cmd.mac, mac_addr, WMI_MAC_LEN); 2488 2489 return wmi_send(wil, WMI_ADD_CIPHER_KEY_CMDID, vif->mid, 2490 &cmd, sizeof(cmd)); 2491 } 2492 2493 int wmi_set_ie(struct wil6210_vif *vif, u8 type, u16 ie_len, const void *ie) 2494 { 2495 struct wil6210_priv *wil = vif_to_wil(vif); 2496 static const char *const names[] = { 2497 [WMI_FRAME_BEACON] = "BEACON", 2498 [WMI_FRAME_PROBE_REQ] = "PROBE_REQ", 2499 [WMI_FRAME_PROBE_RESP] = "WMI_FRAME_PROBE_RESP", 2500 [WMI_FRAME_ASSOC_REQ] = "WMI_FRAME_ASSOC_REQ", 2501 [WMI_FRAME_ASSOC_RESP] = "WMI_FRAME_ASSOC_RESP", 2502 }; 2503 int rc; 2504 u16 len = sizeof(struct wmi_set_appie_cmd) + ie_len; 2505 struct wmi_set_appie_cmd *cmd; 2506 2507 if (len < ie_len) { 2508 rc = -EINVAL; 2509 goto out; 2510 } 2511 2512 cmd = kzalloc(len, GFP_KERNEL); 2513 if (!cmd) { 2514 rc = -ENOMEM; 2515 goto out; 2516 } 2517 if (!ie) 2518 ie_len = 0; 2519 2520 cmd->mgmt_frm_type = type; 2521 /* BUG: FW API define ieLen as u8. Will fix FW */ 2522 cmd->ie_len = cpu_to_le16(ie_len); 2523 if (ie_len) 2524 memcpy(cmd->ie_info, ie, ie_len); 2525 rc = wmi_send(wil, WMI_SET_APPIE_CMDID, vif->mid, cmd, len); 2526 kfree(cmd); 2527 out: 2528 if (rc) { 2529 const char *name = type < ARRAY_SIZE(names) ? 2530 names[type] : "??"; 2531 wil_err(wil, "set_ie(%d %s) failed : %d\n", type, name, rc); 2532 } 2533 2534 return rc; 2535 } 2536 2537 int wmi_update_ft_ies(struct wil6210_vif *vif, u16 ie_len, const void *ie) 2538 { 2539 struct wil6210_priv *wil = vif_to_wil(vif); 2540 u16 len; 2541 struct wmi_update_ft_ies_cmd *cmd; 2542 int rc; 2543 2544 if (!ie) 2545 ie_len = 0; 2546 2547 len = sizeof(struct wmi_update_ft_ies_cmd) + ie_len; 2548 if (len < ie_len) { 2549 wil_err(wil, "wraparound. ie len %d\n", ie_len); 2550 return -EINVAL; 2551 } 2552 2553 cmd = kzalloc(len, GFP_KERNEL); 2554 if (!cmd) { 2555 rc = -ENOMEM; 2556 goto out; 2557 } 2558 2559 cmd->ie_len = cpu_to_le16(ie_len); 2560 if (ie_len) 2561 memcpy(cmd->ie_info, ie, ie_len); 2562 rc = wmi_send(wil, WMI_UPDATE_FT_IES_CMDID, vif->mid, cmd, len); 2563 kfree(cmd); 2564 2565 out: 2566 if (rc) 2567 wil_err(wil, "update ft ies failed : %d\n", rc); 2568 2569 return rc; 2570 } 2571 2572 /** 2573 * wmi_rxon - turn radio on/off 2574 * @wil: driver data 2575 * @on: turn on if true, off otherwise 2576 * 2577 * Only switch radio. Channel should be set separately. 2578 * No timeout for rxon - radio turned on forever unless some other call 2579 * turns it off 2580 */ 2581 int wmi_rxon(struct wil6210_priv *wil, bool on) 2582 { 2583 struct wil6210_vif *vif = ndev_to_vif(wil->main_ndev); 2584 int rc; 2585 struct { 2586 struct wmi_cmd_hdr wmi; 2587 struct wmi_listen_started_event evt; 2588 } __packed reply = { 2589 .evt = {.status = WMI_FW_STATUS_FAILURE}, 2590 }; 2591 2592 wil_info(wil, "(%s)\n", on ? "on" : "off"); 2593 2594 if (on) { 2595 rc = wmi_call(wil, WMI_START_LISTEN_CMDID, vif->mid, NULL, 0, 2596 WMI_LISTEN_STARTED_EVENTID, 2597 &reply, sizeof(reply), 2598 WIL_WMI_CALL_GENERAL_TO_MS); 2599 if ((rc == 0) && (reply.evt.status != WMI_FW_STATUS_SUCCESS)) 2600 rc = -EINVAL; 2601 } else { 2602 rc = wmi_call(wil, WMI_DISCOVERY_STOP_CMDID, vif->mid, NULL, 0, 2603 WMI_DISCOVERY_STOPPED_EVENTID, NULL, 0, 2604 WIL_WMI_CALL_GENERAL_TO_MS); 2605 } 2606 2607 return rc; 2608 } 2609 2610 int wmi_rx_chain_add(struct wil6210_priv *wil, struct wil_ring *vring) 2611 { 2612 struct net_device *ndev = wil->main_ndev; 2613 struct wireless_dev *wdev = ndev->ieee80211_ptr; 2614 struct wil6210_vif *vif = ndev_to_vif(ndev); 2615 struct wmi_cfg_rx_chain_cmd cmd = { 2616 .action = WMI_RX_CHAIN_ADD, 2617 .rx_sw_ring = { 2618 .max_mpdu_size = cpu_to_le16( 2619 wil_mtu2macbuf(wil->rx_buf_len)), 2620 .ring_mem_base = cpu_to_le64(vring->pa), 2621 .ring_size = cpu_to_le16(vring->size), 2622 }, 2623 .mid = 0, /* TODO - what is it? */ 2624 .decap_trans_type = WMI_DECAP_TYPE_802_3, 2625 .reorder_type = WMI_RX_SW_REORDER, 2626 .host_thrsh = cpu_to_le16(rx_ring_overflow_thrsh), 2627 }; 2628 struct { 2629 struct wmi_cmd_hdr wmi; 2630 struct wmi_cfg_rx_chain_done_event evt; 2631 } __packed evt; 2632 int rc; 2633 2634 memset(&evt, 0, sizeof(evt)); 2635 2636 if (wdev->iftype == NL80211_IFTYPE_MONITOR) { 2637 struct ieee80211_channel *ch = wil->monitor_chandef.chan; 2638 2639 cmd.sniffer_cfg.mode = cpu_to_le32(WMI_SNIFFER_ON); 2640 if (ch) 2641 cmd.sniffer_cfg.channel = ch->hw_value - 1; 2642 cmd.sniffer_cfg.phy_info_mode = 2643 cpu_to_le32(WMI_SNIFFER_PHY_INFO_DISABLED); 2644 cmd.sniffer_cfg.phy_support = 2645 cpu_to_le32((wil->monitor_flags & MONITOR_FLAG_CONTROL) 2646 ? WMI_SNIFFER_CP : WMI_SNIFFER_BOTH_PHYS); 2647 } else { 2648 /* Initialize offload (in non-sniffer mode). 2649 * Linux IP stack always calculates IP checksum 2650 * HW always calculate TCP/UDP checksum 2651 */ 2652 cmd.l3_l4_ctrl |= (1 << L3_L4_CTRL_TCPIP_CHECKSUM_EN_POS); 2653 } 2654 2655 if (rx_align_2) 2656 cmd.l2_802_3_offload_ctrl |= 2657 L2_802_3_OFFLOAD_CTRL_SNAP_KEEP_MSK; 2658 2659 /* typical time for secure PCP is 840ms */ 2660 rc = wmi_call(wil, WMI_CFG_RX_CHAIN_CMDID, vif->mid, &cmd, sizeof(cmd), 2661 WMI_CFG_RX_CHAIN_DONE_EVENTID, &evt, sizeof(evt), 2000); 2662 if (rc) 2663 return rc; 2664 2665 if (le32_to_cpu(evt.evt.status) != WMI_CFG_RX_CHAIN_SUCCESS) 2666 rc = -EINVAL; 2667 2668 vring->hwtail = le32_to_cpu(evt.evt.rx_ring_tail_ptr); 2669 2670 wil_dbg_misc(wil, "Rx init: status %d tail 0x%08x\n", 2671 le32_to_cpu(evt.evt.status), vring->hwtail); 2672 2673 return rc; 2674 } 2675 2676 int wmi_get_temperature(struct wil6210_priv *wil, u32 *t_bb, u32 *t_rf) 2677 { 2678 struct wil6210_vif *vif = ndev_to_vif(wil->main_ndev); 2679 int rc; 2680 struct wmi_temp_sense_cmd cmd = { 2681 .measure_baseband_en = cpu_to_le32(!!t_bb), 2682 .measure_rf_en = cpu_to_le32(!!t_rf), 2683 .measure_mode = cpu_to_le32(TEMPERATURE_MEASURE_NOW), 2684 }; 2685 struct { 2686 struct wmi_cmd_hdr wmi; 2687 struct wmi_temp_sense_done_event evt; 2688 } __packed reply; 2689 2690 memset(&reply, 0, sizeof(reply)); 2691 2692 rc = wmi_call(wil, WMI_TEMP_SENSE_CMDID, vif->mid, &cmd, sizeof(cmd), 2693 WMI_TEMP_SENSE_DONE_EVENTID, &reply, sizeof(reply), 2694 WIL_WMI_CALL_GENERAL_TO_MS); 2695 if (rc) 2696 return rc; 2697 2698 if (t_bb) 2699 *t_bb = le32_to_cpu(reply.evt.baseband_t1000); 2700 if (t_rf) 2701 *t_rf = le32_to_cpu(reply.evt.rf_t1000); 2702 2703 return 0; 2704 } 2705 2706 int wmi_get_all_temperatures(struct wil6210_priv *wil, 2707 struct wmi_temp_sense_all_done_event 2708 *sense_all_evt) 2709 { 2710 struct wil6210_vif *vif = ndev_to_vif(wil->main_ndev); 2711 int rc; 2712 struct wmi_temp_sense_all_cmd cmd = { 2713 .measure_baseband_en = true, 2714 .measure_rf_en = true, 2715 .measure_mode = TEMPERATURE_MEASURE_NOW, 2716 }; 2717 struct { 2718 struct wmi_cmd_hdr wmi; 2719 struct wmi_temp_sense_all_done_event evt; 2720 } __packed reply; 2721 2722 if (!sense_all_evt) { 2723 wil_err(wil, "Invalid sense_all_evt value\n"); 2724 return -EINVAL; 2725 } 2726 2727 memset(&reply, 0, sizeof(reply)); 2728 reply.evt.status = WMI_FW_STATUS_FAILURE; 2729 rc = wmi_call(wil, WMI_TEMP_SENSE_ALL_CMDID, vif->mid, &cmd, 2730 sizeof(cmd), WMI_TEMP_SENSE_ALL_DONE_EVENTID, 2731 &reply, sizeof(reply), WIL_WMI_CALL_GENERAL_TO_MS); 2732 if (rc) 2733 return rc; 2734 2735 if (reply.evt.status == WMI_FW_STATUS_FAILURE) { 2736 wil_err(wil, "Failed getting TEMP_SENSE_ALL\n"); 2737 return -EINVAL; 2738 } 2739 2740 memcpy(sense_all_evt, &reply.evt, sizeof(reply.evt)); 2741 return 0; 2742 } 2743 2744 int wmi_disconnect_sta(struct wil6210_vif *vif, const u8 *mac, u16 reason, 2745 bool del_sta) 2746 { 2747 struct wil6210_priv *wil = vif_to_wil(vif); 2748 int rc; 2749 struct wmi_disconnect_sta_cmd disc_sta_cmd = { 2750 .disconnect_reason = cpu_to_le16(reason), 2751 }; 2752 struct wmi_del_sta_cmd del_sta_cmd = { 2753 .disconnect_reason = cpu_to_le16(reason), 2754 }; 2755 struct { 2756 struct wmi_cmd_hdr wmi; 2757 struct wmi_disconnect_event evt; 2758 } __packed reply; 2759 2760 wil_dbg_wmi(wil, "disconnect_sta: (%pM, reason %d)\n", mac, reason); 2761 2762 memset(&reply, 0, sizeof(reply)); 2763 vif->locally_generated_disc = true; 2764 if (del_sta) { 2765 ether_addr_copy(del_sta_cmd.dst_mac, mac); 2766 rc = wmi_call(wil, WMI_DEL_STA_CMDID, vif->mid, &del_sta_cmd, 2767 sizeof(del_sta_cmd), WMI_DISCONNECT_EVENTID, 2768 &reply, sizeof(reply), 1000); 2769 } else { 2770 ether_addr_copy(disc_sta_cmd.dst_mac, mac); 2771 rc = wmi_call(wil, WMI_DISCONNECT_STA_CMDID, vif->mid, 2772 &disc_sta_cmd, sizeof(disc_sta_cmd), 2773 WMI_DISCONNECT_EVENTID, 2774 &reply, sizeof(reply), 1000); 2775 } 2776 /* failure to disconnect in reasonable time treated as FW error */ 2777 if (rc) { 2778 wil_fw_error_recovery(wil); 2779 return rc; 2780 } 2781 wil->sinfo_gen++; 2782 2783 return 0; 2784 } 2785 2786 int wmi_addba(struct wil6210_priv *wil, u8 mid, 2787 u8 ringid, u8 size, u16 timeout) 2788 { 2789 u8 amsdu = wil->use_enhanced_dma_hw && wil->use_rx_hw_reordering && 2790 test_bit(WMI_FW_CAPABILITY_AMSDU, wil->fw_capabilities) && 2791 wil->amsdu_en; 2792 struct wmi_ring_ba_en_cmd cmd = { 2793 .ring_id = ringid, 2794 .agg_max_wsize = size, 2795 .ba_timeout = cpu_to_le16(timeout), 2796 .amsdu = amsdu, 2797 }; 2798 2799 wil_dbg_wmi(wil, "addba: (ring %d size %d timeout %d amsdu %d)\n", 2800 ringid, size, timeout, amsdu); 2801 2802 return wmi_send(wil, WMI_RING_BA_EN_CMDID, mid, &cmd, sizeof(cmd)); 2803 } 2804 2805 int wmi_delba_tx(struct wil6210_priv *wil, u8 mid, u8 ringid, u16 reason) 2806 { 2807 struct wmi_ring_ba_dis_cmd cmd = { 2808 .ring_id = ringid, 2809 .reason = cpu_to_le16(reason), 2810 }; 2811 2812 wil_dbg_wmi(wil, "delba_tx: (ring %d reason %d)\n", ringid, reason); 2813 2814 return wmi_send(wil, WMI_RING_BA_DIS_CMDID, mid, &cmd, sizeof(cmd)); 2815 } 2816 2817 int wmi_delba_rx(struct wil6210_priv *wil, u8 mid, u8 cid, u8 tid, u16 reason) 2818 { 2819 struct wmi_rcp_delba_cmd cmd = { 2820 .reason = cpu_to_le16(reason), 2821 }; 2822 2823 if (cid >= WIL6210_RX_DESC_MAX_CID) { 2824 cmd.cidxtid = CIDXTID_EXTENDED_CID_TID; 2825 cmd.cid = cid; 2826 cmd.tid = tid; 2827 } else { 2828 cmd.cidxtid = mk_cidxtid(cid, tid); 2829 } 2830 2831 wil_dbg_wmi(wil, "delba_rx: (CID %d TID %d reason %d)\n", cid, 2832 tid, reason); 2833 2834 return wmi_send(wil, WMI_RCP_DELBA_CMDID, mid, &cmd, sizeof(cmd)); 2835 } 2836 2837 int wmi_addba_rx_resp(struct wil6210_priv *wil, 2838 u8 mid, u8 cid, u8 tid, u8 token, 2839 u16 status, bool amsdu, u16 agg_wsize, u16 timeout) 2840 { 2841 int rc; 2842 struct wmi_rcp_addba_resp_cmd cmd = { 2843 .dialog_token = token, 2844 .status_code = cpu_to_le16(status), 2845 /* bit 0: A-MSDU supported 2846 * bit 1: policy (controlled by FW) 2847 * bits 2..5: TID 2848 * bits 6..15: buffer size 2849 */ 2850 .ba_param_set = cpu_to_le16((amsdu ? 1 : 0) | (tid << 2) | 2851 (agg_wsize << 6)), 2852 .ba_timeout = cpu_to_le16(timeout), 2853 }; 2854 struct { 2855 struct wmi_cmd_hdr wmi; 2856 struct wmi_rcp_addba_resp_sent_event evt; 2857 } __packed reply = { 2858 .evt = {.status = cpu_to_le16(WMI_FW_STATUS_FAILURE)}, 2859 }; 2860 2861 if (cid >= WIL6210_RX_DESC_MAX_CID) { 2862 cmd.cidxtid = CIDXTID_EXTENDED_CID_TID; 2863 cmd.cid = cid; 2864 cmd.tid = tid; 2865 } else { 2866 cmd.cidxtid = mk_cidxtid(cid, tid); 2867 } 2868 2869 wil_dbg_wmi(wil, 2870 "ADDBA response for MID %d CID %d TID %d size %d timeout %d status %d AMSDU%s\n", 2871 mid, cid, tid, agg_wsize, 2872 timeout, status, amsdu ? "+" : "-"); 2873 2874 rc = wmi_call(wil, WMI_RCP_ADDBA_RESP_CMDID, mid, &cmd, sizeof(cmd), 2875 WMI_RCP_ADDBA_RESP_SENT_EVENTID, &reply, sizeof(reply), 2876 WIL_WMI_CALL_GENERAL_TO_MS); 2877 if (rc) 2878 return rc; 2879 2880 if (reply.evt.status) { 2881 wil_err(wil, "ADDBA response failed with status %d\n", 2882 le16_to_cpu(reply.evt.status)); 2883 rc = -EINVAL; 2884 } 2885 2886 return rc; 2887 } 2888 2889 int wmi_addba_rx_resp_edma(struct wil6210_priv *wil, u8 mid, u8 cid, u8 tid, 2890 u8 token, u16 status, bool amsdu, u16 agg_wsize, 2891 u16 timeout) 2892 { 2893 int rc; 2894 struct wmi_rcp_addba_resp_edma_cmd cmd = { 2895 .cid = cid, 2896 .tid = tid, 2897 .dialog_token = token, 2898 .status_code = cpu_to_le16(status), 2899 /* bit 0: A-MSDU supported 2900 * bit 1: policy (controlled by FW) 2901 * bits 2..5: TID 2902 * bits 6..15: buffer size 2903 */ 2904 .ba_param_set = cpu_to_le16((amsdu ? 1 : 0) | (tid << 2) | 2905 (agg_wsize << 6)), 2906 .ba_timeout = cpu_to_le16(timeout), 2907 /* route all the connections to status ring 0 */ 2908 .status_ring_id = WIL_DEFAULT_RX_STATUS_RING_ID, 2909 }; 2910 struct { 2911 struct wmi_cmd_hdr wmi; 2912 struct wmi_rcp_addba_resp_sent_event evt; 2913 } __packed reply = { 2914 .evt = {.status = cpu_to_le16(WMI_FW_STATUS_FAILURE)}, 2915 }; 2916 2917 wil_dbg_wmi(wil, 2918 "ADDBA response for CID %d TID %d size %d timeout %d status %d AMSDU%s, sring_id %d\n", 2919 cid, tid, agg_wsize, timeout, status, amsdu ? "+" : "-", 2920 WIL_DEFAULT_RX_STATUS_RING_ID); 2921 2922 rc = wmi_call(wil, WMI_RCP_ADDBA_RESP_EDMA_CMDID, mid, &cmd, 2923 sizeof(cmd), WMI_RCP_ADDBA_RESP_SENT_EVENTID, &reply, 2924 sizeof(reply), WIL_WMI_CALL_GENERAL_TO_MS); 2925 if (rc) 2926 return rc; 2927 2928 if (reply.evt.status) { 2929 wil_err(wil, "ADDBA response failed with status %d\n", 2930 le16_to_cpu(reply.evt.status)); 2931 rc = -EINVAL; 2932 } 2933 2934 return rc; 2935 } 2936 2937 int wmi_ps_dev_profile_cfg(struct wil6210_priv *wil, 2938 enum wmi_ps_profile_type ps_profile) 2939 { 2940 struct wil6210_vif *vif = ndev_to_vif(wil->main_ndev); 2941 int rc; 2942 struct wmi_ps_dev_profile_cfg_cmd cmd = { 2943 .ps_profile = ps_profile, 2944 }; 2945 struct { 2946 struct wmi_cmd_hdr wmi; 2947 struct wmi_ps_dev_profile_cfg_event evt; 2948 } __packed reply = { 2949 .evt = {.status = cpu_to_le32(WMI_PS_CFG_CMD_STATUS_ERROR)}, 2950 }; 2951 u32 status; 2952 2953 wil_dbg_wmi(wil, "Setting ps dev profile %d\n", ps_profile); 2954 2955 rc = wmi_call(wil, WMI_PS_DEV_PROFILE_CFG_CMDID, vif->mid, 2956 &cmd, sizeof(cmd), 2957 WMI_PS_DEV_PROFILE_CFG_EVENTID, &reply, sizeof(reply), 2958 WIL_WMI_CALL_GENERAL_TO_MS); 2959 if (rc) 2960 return rc; 2961 2962 status = le32_to_cpu(reply.evt.status); 2963 2964 if (status != WMI_PS_CFG_CMD_STATUS_SUCCESS) { 2965 wil_err(wil, "ps dev profile cfg failed with status %d\n", 2966 status); 2967 rc = -EINVAL; 2968 } 2969 2970 return rc; 2971 } 2972 2973 int wmi_set_mgmt_retry(struct wil6210_priv *wil, u8 retry_short) 2974 { 2975 struct wil6210_vif *vif = ndev_to_vif(wil->main_ndev); 2976 int rc; 2977 struct wmi_set_mgmt_retry_limit_cmd cmd = { 2978 .mgmt_retry_limit = retry_short, 2979 }; 2980 struct { 2981 struct wmi_cmd_hdr wmi; 2982 struct wmi_set_mgmt_retry_limit_event evt; 2983 } __packed reply = { 2984 .evt = {.status = WMI_FW_STATUS_FAILURE}, 2985 }; 2986 2987 wil_dbg_wmi(wil, "Setting mgmt retry short %d\n", retry_short); 2988 2989 if (!test_bit(WMI_FW_CAPABILITY_MGMT_RETRY_LIMIT, wil->fw_capabilities)) 2990 return -ENOTSUPP; 2991 2992 rc = wmi_call(wil, WMI_SET_MGMT_RETRY_LIMIT_CMDID, vif->mid, 2993 &cmd, sizeof(cmd), 2994 WMI_SET_MGMT_RETRY_LIMIT_EVENTID, &reply, sizeof(reply), 2995 WIL_WMI_CALL_GENERAL_TO_MS); 2996 if (rc) 2997 return rc; 2998 2999 if (reply.evt.status != WMI_FW_STATUS_SUCCESS) { 3000 wil_err(wil, "set mgmt retry limit failed with status %d\n", 3001 reply.evt.status); 3002 rc = -EINVAL; 3003 } 3004 3005 return rc; 3006 } 3007 3008 int wmi_get_mgmt_retry(struct wil6210_priv *wil, u8 *retry_short) 3009 { 3010 struct wil6210_vif *vif = ndev_to_vif(wil->main_ndev); 3011 int rc; 3012 struct { 3013 struct wmi_cmd_hdr wmi; 3014 struct wmi_get_mgmt_retry_limit_event evt; 3015 } __packed reply; 3016 3017 wil_dbg_wmi(wil, "getting mgmt retry short\n"); 3018 3019 if (!test_bit(WMI_FW_CAPABILITY_MGMT_RETRY_LIMIT, wil->fw_capabilities)) 3020 return -ENOTSUPP; 3021 3022 memset(&reply, 0, sizeof(reply)); 3023 rc = wmi_call(wil, WMI_GET_MGMT_RETRY_LIMIT_CMDID, vif->mid, NULL, 0, 3024 WMI_GET_MGMT_RETRY_LIMIT_EVENTID, &reply, sizeof(reply), 3025 WIL_WMI_CALL_GENERAL_TO_MS); 3026 if (rc) 3027 return rc; 3028 3029 if (retry_short) 3030 *retry_short = reply.evt.mgmt_retry_limit; 3031 3032 return 0; 3033 } 3034 3035 int wmi_abort_scan(struct wil6210_vif *vif) 3036 { 3037 struct wil6210_priv *wil = vif_to_wil(vif); 3038 int rc; 3039 3040 wil_dbg_wmi(wil, "sending WMI_ABORT_SCAN_CMDID\n"); 3041 3042 rc = wmi_send(wil, WMI_ABORT_SCAN_CMDID, vif->mid, NULL, 0); 3043 if (rc) 3044 wil_err(wil, "Failed to abort scan (%d)\n", rc); 3045 3046 return rc; 3047 } 3048 3049 int wmi_new_sta(struct wil6210_vif *vif, const u8 *mac, u8 aid) 3050 { 3051 struct wil6210_priv *wil = vif_to_wil(vif); 3052 int rc; 3053 struct wmi_new_sta_cmd cmd = { 3054 .aid = aid, 3055 }; 3056 3057 wil_dbg_wmi(wil, "new sta %pM, aid %d\n", mac, aid); 3058 3059 ether_addr_copy(cmd.dst_mac, mac); 3060 3061 rc = wmi_send(wil, WMI_NEW_STA_CMDID, vif->mid, &cmd, sizeof(cmd)); 3062 if (rc) 3063 wil_err(wil, "Failed to send new sta (%d)\n", rc); 3064 3065 return rc; 3066 } 3067 3068 void wmi_event_flush(struct wil6210_priv *wil) 3069 { 3070 ulong flags; 3071 struct pending_wmi_event *evt, *t; 3072 3073 wil_dbg_wmi(wil, "event_flush\n"); 3074 3075 spin_lock_irqsave(&wil->wmi_ev_lock, flags); 3076 3077 list_for_each_entry_safe(evt, t, &wil->pending_wmi_ev, list) { 3078 list_del(&evt->list); 3079 kfree(evt); 3080 } 3081 3082 spin_unlock_irqrestore(&wil->wmi_ev_lock, flags); 3083 } 3084 3085 static const char *suspend_status2name(u8 status) 3086 { 3087 switch (status) { 3088 case WMI_TRAFFIC_SUSPEND_REJECTED_LINK_NOT_IDLE: 3089 return "LINK_NOT_IDLE"; 3090 case WMI_TRAFFIC_SUSPEND_REJECTED_DISCONNECT: 3091 return "DISCONNECT"; 3092 case WMI_TRAFFIC_SUSPEND_REJECTED_OTHER: 3093 return "OTHER"; 3094 default: 3095 return "Untracked status"; 3096 } 3097 } 3098 3099 int wmi_suspend(struct wil6210_priv *wil) 3100 { 3101 struct wil6210_vif *vif = ndev_to_vif(wil->main_ndev); 3102 int rc; 3103 struct wmi_traffic_suspend_cmd cmd = { 3104 .wakeup_trigger = wil->wakeup_trigger, 3105 }; 3106 struct { 3107 struct wmi_cmd_hdr wmi; 3108 struct wmi_traffic_suspend_event evt; 3109 } __packed reply = { 3110 .evt = {.status = WMI_TRAFFIC_SUSPEND_REJECTED_LINK_NOT_IDLE}, 3111 }; 3112 3113 u32 suspend_to = WIL_WAIT_FOR_SUSPEND_RESUME_COMP; 3114 3115 wil->suspend_resp_rcvd = false; 3116 wil->suspend_resp_comp = false; 3117 3118 rc = wmi_call(wil, WMI_TRAFFIC_SUSPEND_CMDID, vif->mid, 3119 &cmd, sizeof(cmd), 3120 WMI_TRAFFIC_SUSPEND_EVENTID, &reply, sizeof(reply), 3121 suspend_to); 3122 if (rc) { 3123 wil_err(wil, "wmi_call for suspend req failed, rc=%d\n", rc); 3124 if (rc == -ETIME) 3125 /* wmi_call TO */ 3126 wil->suspend_stats.rejected_by_device++; 3127 else 3128 wil->suspend_stats.rejected_by_host++; 3129 goto out; 3130 } 3131 3132 wil_dbg_wmi(wil, "waiting for suspend_response_completed\n"); 3133 3134 rc = wait_event_interruptible_timeout(wil->wq, 3135 wil->suspend_resp_comp, 3136 msecs_to_jiffies(suspend_to)); 3137 if (rc == 0) { 3138 wil_err(wil, "TO waiting for suspend_response_completed\n"); 3139 if (wil->suspend_resp_rcvd) 3140 /* Device responded but we TO due to another reason */ 3141 wil->suspend_stats.rejected_by_host++; 3142 else 3143 wil->suspend_stats.rejected_by_device++; 3144 rc = -EBUSY; 3145 goto out; 3146 } 3147 3148 wil_dbg_wmi(wil, "suspend_response_completed rcvd\n"); 3149 if (reply.evt.status != WMI_TRAFFIC_SUSPEND_APPROVED) { 3150 wil_dbg_pm(wil, "device rejected the suspend, %s\n", 3151 suspend_status2name(reply.evt.status)); 3152 wil->suspend_stats.rejected_by_device++; 3153 } 3154 rc = reply.evt.status; 3155 3156 out: 3157 wil->suspend_resp_rcvd = false; 3158 wil->suspend_resp_comp = false; 3159 3160 return rc; 3161 } 3162 3163 static void resume_triggers2string(u32 triggers, char *string, int str_size) 3164 { 3165 string[0] = '\0'; 3166 3167 if (!triggers) { 3168 strlcat(string, " UNKNOWN", str_size); 3169 return; 3170 } 3171 3172 if (triggers & WMI_RESUME_TRIGGER_HOST) 3173 strlcat(string, " HOST", str_size); 3174 3175 if (triggers & WMI_RESUME_TRIGGER_UCAST_RX) 3176 strlcat(string, " UCAST_RX", str_size); 3177 3178 if (triggers & WMI_RESUME_TRIGGER_BCAST_RX) 3179 strlcat(string, " BCAST_RX", str_size); 3180 3181 if (triggers & WMI_RESUME_TRIGGER_WMI_EVT) 3182 strlcat(string, " WMI_EVT", str_size); 3183 3184 if (triggers & WMI_RESUME_TRIGGER_DISCONNECT) 3185 strlcat(string, " DISCONNECT", str_size); 3186 } 3187 3188 int wmi_resume(struct wil6210_priv *wil) 3189 { 3190 struct wil6210_vif *vif = ndev_to_vif(wil->main_ndev); 3191 int rc; 3192 char string[100]; 3193 struct { 3194 struct wmi_cmd_hdr wmi; 3195 struct wmi_traffic_resume_event evt; 3196 } __packed reply = { 3197 .evt = {.status = WMI_TRAFFIC_RESUME_FAILED, 3198 .resume_triggers = 3199 cpu_to_le32(WMI_RESUME_TRIGGER_UNKNOWN)}, 3200 }; 3201 3202 rc = wmi_call(wil, WMI_TRAFFIC_RESUME_CMDID, vif->mid, NULL, 0, 3203 WMI_TRAFFIC_RESUME_EVENTID, &reply, sizeof(reply), 3204 WIL_WAIT_FOR_SUSPEND_RESUME_COMP); 3205 if (rc) 3206 return rc; 3207 resume_triggers2string(le32_to_cpu(reply.evt.resume_triggers), string, 3208 sizeof(string)); 3209 wil_dbg_pm(wil, "device resume %s, resume triggers:%s (0x%x)\n", 3210 reply.evt.status ? "failed" : "passed", string, 3211 le32_to_cpu(reply.evt.resume_triggers)); 3212 3213 return reply.evt.status; 3214 } 3215 3216 int wmi_port_allocate(struct wil6210_priv *wil, u8 mid, 3217 const u8 *mac, enum nl80211_iftype iftype) 3218 { 3219 int rc; 3220 struct wmi_port_allocate_cmd cmd = { 3221 .mid = mid, 3222 }; 3223 struct { 3224 struct wmi_cmd_hdr wmi; 3225 struct wmi_port_allocated_event evt; 3226 } __packed reply = { 3227 .evt = {.status = WMI_FW_STATUS_FAILURE}, 3228 }; 3229 3230 wil_dbg_misc(wil, "port allocate, mid %d iftype %d, mac %pM\n", 3231 mid, iftype, mac); 3232 3233 ether_addr_copy(cmd.mac, mac); 3234 switch (iftype) { 3235 case NL80211_IFTYPE_STATION: 3236 cmd.port_role = WMI_PORT_STA; 3237 break; 3238 case NL80211_IFTYPE_AP: 3239 cmd.port_role = WMI_PORT_AP; 3240 break; 3241 case NL80211_IFTYPE_P2P_CLIENT: 3242 cmd.port_role = WMI_PORT_P2P_CLIENT; 3243 break; 3244 case NL80211_IFTYPE_P2P_GO: 3245 cmd.port_role = WMI_PORT_P2P_GO; 3246 break; 3247 /* what about monitor??? */ 3248 default: 3249 wil_err(wil, "unsupported iftype: %d\n", iftype); 3250 return -EINVAL; 3251 } 3252 3253 rc = wmi_call(wil, WMI_PORT_ALLOCATE_CMDID, mid, 3254 &cmd, sizeof(cmd), 3255 WMI_PORT_ALLOCATED_EVENTID, &reply, 3256 sizeof(reply), 300); 3257 if (rc) { 3258 wil_err(wil, "failed to allocate port, status %d\n", rc); 3259 return rc; 3260 } 3261 if (reply.evt.status != WMI_FW_STATUS_SUCCESS) { 3262 wil_err(wil, "WMI_PORT_ALLOCATE returned status %d\n", 3263 reply.evt.status); 3264 return -EINVAL; 3265 } 3266 3267 return 0; 3268 } 3269 3270 int wmi_port_delete(struct wil6210_priv *wil, u8 mid) 3271 { 3272 int rc; 3273 struct wmi_port_delete_cmd cmd = { 3274 .mid = mid, 3275 }; 3276 struct { 3277 struct wmi_cmd_hdr wmi; 3278 struct wmi_port_deleted_event evt; 3279 } __packed reply = { 3280 .evt = {.status = WMI_FW_STATUS_FAILURE}, 3281 }; 3282 3283 wil_dbg_misc(wil, "port delete, mid %d\n", mid); 3284 3285 rc = wmi_call(wil, WMI_PORT_DELETE_CMDID, mid, 3286 &cmd, sizeof(cmd), 3287 WMI_PORT_DELETED_EVENTID, &reply, 3288 sizeof(reply), 2000); 3289 if (rc) { 3290 wil_err(wil, "failed to delete port, status %d\n", rc); 3291 return rc; 3292 } 3293 if (reply.evt.status != WMI_FW_STATUS_SUCCESS) { 3294 wil_err(wil, "WMI_PORT_DELETE returned status %d\n", 3295 reply.evt.status); 3296 return -EINVAL; 3297 } 3298 3299 return 0; 3300 } 3301 3302 static bool wmi_evt_call_handler(struct wil6210_vif *vif, int id, 3303 void *d, int len) 3304 { 3305 uint i; 3306 3307 for (i = 0; i < ARRAY_SIZE(wmi_evt_handlers); i++) { 3308 if (wmi_evt_handlers[i].eventid == id) { 3309 wmi_evt_handlers[i].handler(vif, id, d, len); 3310 return true; 3311 } 3312 } 3313 3314 return false; 3315 } 3316 3317 static void wmi_event_handle(struct wil6210_priv *wil, 3318 struct wil6210_mbox_hdr *hdr) 3319 { 3320 u16 len = le16_to_cpu(hdr->len); 3321 struct wil6210_vif *vif; 3322 3323 if ((hdr->type == WIL_MBOX_HDR_TYPE_WMI) && 3324 (len >= sizeof(struct wmi_cmd_hdr))) { 3325 struct wmi_cmd_hdr *wmi = (void *)(&hdr[1]); 3326 void *evt_data = (void *)(&wmi[1]); 3327 u16 id = le16_to_cpu(wmi->command_id); 3328 u8 mid = wmi->mid; 3329 3330 wil_dbg_wmi(wil, "Handle %s (0x%04x) (reply_id 0x%04x,%d)\n", 3331 eventid2name(id), id, wil->reply_id, 3332 wil->reply_mid); 3333 3334 if (mid == MID_BROADCAST) 3335 mid = 0; 3336 if (mid >= GET_MAX_VIFS(wil)) { 3337 wil_dbg_wmi(wil, "invalid mid %d, event skipped\n", 3338 mid); 3339 return; 3340 } 3341 vif = wil->vifs[mid]; 3342 if (!vif) { 3343 wil_dbg_wmi(wil, "event for empty VIF(%d), skipped\n", 3344 mid); 3345 return; 3346 } 3347 3348 /* check if someone waits for this event */ 3349 if (wil->reply_id && wil->reply_id == id && 3350 wil->reply_mid == mid) { 3351 if (wil->reply_buf) { 3352 /* event received while wmi_call is waiting 3353 * with a buffer. Such event should be handled 3354 * in wmi_recv_cmd function. Handling the event 3355 * here means a previous wmi_call was timeout. 3356 * Drop the event and do not handle it. 3357 */ 3358 wil_err(wil, 3359 "Old event (%d, %s) while wmi_call is waiting. Drop it and Continue waiting\n", 3360 id, eventid2name(id)); 3361 return; 3362 } 3363 3364 wmi_evt_call_handler(vif, id, evt_data, 3365 len - sizeof(*wmi)); 3366 wil_dbg_wmi(wil, "event_handle: Complete WMI 0x%04x\n", 3367 id); 3368 complete(&wil->wmi_call); 3369 return; 3370 } 3371 /* unsolicited event */ 3372 /* search for handler */ 3373 if (!wmi_evt_call_handler(vif, id, evt_data, 3374 len - sizeof(*wmi))) { 3375 wil_info(wil, "Unhandled event 0x%04x\n", id); 3376 } 3377 } else { 3378 wil_err(wil, "Unknown event type\n"); 3379 print_hex_dump(KERN_ERR, "evt?? ", DUMP_PREFIX_OFFSET, 16, 1, 3380 hdr, sizeof(*hdr) + len, true); 3381 } 3382 } 3383 3384 /* 3385 * Retrieve next WMI event from the pending list 3386 */ 3387 static struct list_head *next_wmi_ev(struct wil6210_priv *wil) 3388 { 3389 ulong flags; 3390 struct list_head *ret = NULL; 3391 3392 spin_lock_irqsave(&wil->wmi_ev_lock, flags); 3393 3394 if (!list_empty(&wil->pending_wmi_ev)) { 3395 ret = wil->pending_wmi_ev.next; 3396 list_del(ret); 3397 } 3398 3399 spin_unlock_irqrestore(&wil->wmi_ev_lock, flags); 3400 3401 return ret; 3402 } 3403 3404 /* 3405 * Handler for the WMI events 3406 */ 3407 void wmi_event_worker(struct work_struct *work) 3408 { 3409 struct wil6210_priv *wil = container_of(work, struct wil6210_priv, 3410 wmi_event_worker); 3411 struct pending_wmi_event *evt; 3412 struct list_head *lh; 3413 3414 wil_dbg_wmi(wil, "event_worker: Start\n"); 3415 while ((lh = next_wmi_ev(wil)) != NULL) { 3416 evt = list_entry(lh, struct pending_wmi_event, list); 3417 wmi_event_handle(wil, &evt->event.hdr); 3418 kfree(evt); 3419 } 3420 wil_dbg_wmi(wil, "event_worker: Finished\n"); 3421 } 3422 3423 bool wil_is_wmi_idle(struct wil6210_priv *wil) 3424 { 3425 ulong flags; 3426 struct wil6210_mbox_ring *r = &wil->mbox_ctl.rx; 3427 bool rc = false; 3428 3429 spin_lock_irqsave(&wil->wmi_ev_lock, flags); 3430 3431 /* Check if there are pending WMI events in the events queue */ 3432 if (!list_empty(&wil->pending_wmi_ev)) { 3433 wil_dbg_pm(wil, "Pending WMI events in queue\n"); 3434 goto out; 3435 } 3436 3437 /* Check if there is a pending WMI call */ 3438 if (wil->reply_id) { 3439 wil_dbg_pm(wil, "Pending WMI call\n"); 3440 goto out; 3441 } 3442 3443 /* Check if there are pending RX events in mbox */ 3444 r->head = wil_r(wil, RGF_MBOX + 3445 offsetof(struct wil6210_mbox_ctl, rx.head)); 3446 if (r->tail != r->head) 3447 wil_dbg_pm(wil, "Pending WMI mbox events\n"); 3448 else 3449 rc = true; 3450 3451 out: 3452 spin_unlock_irqrestore(&wil->wmi_ev_lock, flags); 3453 return rc; 3454 } 3455 3456 static void 3457 wmi_sched_scan_set_ssids(struct wil6210_priv *wil, 3458 struct wmi_start_sched_scan_cmd *cmd, 3459 struct cfg80211_ssid *ssids, int n_ssids, 3460 struct cfg80211_match_set *match_sets, 3461 int n_match_sets) 3462 { 3463 int i; 3464 3465 if (n_match_sets > WMI_MAX_PNO_SSID_NUM) { 3466 wil_dbg_wmi(wil, "too many match sets (%d), use first %d\n", 3467 n_match_sets, WMI_MAX_PNO_SSID_NUM); 3468 n_match_sets = WMI_MAX_PNO_SSID_NUM; 3469 } 3470 cmd->num_of_ssids = n_match_sets; 3471 3472 for (i = 0; i < n_match_sets; i++) { 3473 struct wmi_sched_scan_ssid_match *wmi_match = 3474 &cmd->ssid_for_match[i]; 3475 struct cfg80211_match_set *cfg_match = &match_sets[i]; 3476 int j; 3477 3478 wmi_match->ssid_len = cfg_match->ssid.ssid_len; 3479 memcpy(wmi_match->ssid, cfg_match->ssid.ssid, 3480 min_t(u8, wmi_match->ssid_len, WMI_MAX_SSID_LEN)); 3481 wmi_match->rssi_threshold = S8_MIN; 3482 if (cfg_match->rssi_thold >= S8_MIN && 3483 cfg_match->rssi_thold <= S8_MAX) 3484 wmi_match->rssi_threshold = cfg_match->rssi_thold; 3485 3486 for (j = 0; j < n_ssids; j++) 3487 if (wmi_match->ssid_len == ssids[j].ssid_len && 3488 memcmp(wmi_match->ssid, ssids[j].ssid, 3489 wmi_match->ssid_len) == 0) 3490 wmi_match->add_ssid_to_probe = true; 3491 } 3492 } 3493 3494 static void 3495 wmi_sched_scan_set_channels(struct wil6210_priv *wil, 3496 struct wmi_start_sched_scan_cmd *cmd, 3497 u32 n_channels, 3498 struct ieee80211_channel **channels) 3499 { 3500 int i; 3501 3502 if (n_channels > WMI_MAX_CHANNEL_NUM) { 3503 wil_dbg_wmi(wil, "too many channels (%d), use first %d\n", 3504 n_channels, WMI_MAX_CHANNEL_NUM); 3505 n_channels = WMI_MAX_CHANNEL_NUM; 3506 } 3507 cmd->num_of_channels = n_channels; 3508 3509 for (i = 0; i < n_channels; i++) { 3510 struct ieee80211_channel *cfg_chan = channels[i]; 3511 3512 cmd->channel_list[i] = cfg_chan->hw_value - 1; 3513 } 3514 } 3515 3516 static void 3517 wmi_sched_scan_set_plans(struct wil6210_priv *wil, 3518 struct wmi_start_sched_scan_cmd *cmd, 3519 struct cfg80211_sched_scan_plan *scan_plans, 3520 int n_scan_plans) 3521 { 3522 int i; 3523 3524 if (n_scan_plans > WMI_MAX_PLANS_NUM) { 3525 wil_dbg_wmi(wil, "too many plans (%d), use first %d\n", 3526 n_scan_plans, WMI_MAX_PLANS_NUM); 3527 n_scan_plans = WMI_MAX_PLANS_NUM; 3528 } 3529 3530 for (i = 0; i < n_scan_plans; i++) { 3531 struct cfg80211_sched_scan_plan *cfg_plan = &scan_plans[i]; 3532 3533 cmd->scan_plans[i].interval_sec = 3534 cpu_to_le16(cfg_plan->interval); 3535 cmd->scan_plans[i].num_of_iterations = 3536 cpu_to_le16(cfg_plan->iterations); 3537 } 3538 } 3539 3540 int wmi_start_sched_scan(struct wil6210_priv *wil, 3541 struct cfg80211_sched_scan_request *request) 3542 { 3543 struct wil6210_vif *vif = ndev_to_vif(wil->main_ndev); 3544 int rc; 3545 struct wmi_start_sched_scan_cmd cmd = { 3546 .min_rssi_threshold = S8_MIN, 3547 .initial_delay_sec = cpu_to_le16(request->delay), 3548 }; 3549 struct { 3550 struct wmi_cmd_hdr wmi; 3551 struct wmi_start_sched_scan_event evt; 3552 } __packed reply = { 3553 .evt = {.result = WMI_PNO_REJECT}, 3554 }; 3555 3556 if (!test_bit(WMI_FW_CAPABILITY_PNO, wil->fw_capabilities)) 3557 return -ENOTSUPP; 3558 3559 if (request->min_rssi_thold >= S8_MIN && 3560 request->min_rssi_thold <= S8_MAX) 3561 cmd.min_rssi_threshold = request->min_rssi_thold; 3562 3563 wmi_sched_scan_set_ssids(wil, &cmd, request->ssids, request->n_ssids, 3564 request->match_sets, request->n_match_sets); 3565 wmi_sched_scan_set_channels(wil, &cmd, 3566 request->n_channels, request->channels); 3567 wmi_sched_scan_set_plans(wil, &cmd, 3568 request->scan_plans, request->n_scan_plans); 3569 3570 rc = wmi_call(wil, WMI_START_SCHED_SCAN_CMDID, vif->mid, 3571 &cmd, sizeof(cmd), 3572 WMI_START_SCHED_SCAN_EVENTID, &reply, sizeof(reply), 3573 WIL_WMI_CALL_GENERAL_TO_MS); 3574 if (rc) 3575 return rc; 3576 3577 if (reply.evt.result != WMI_PNO_SUCCESS) { 3578 wil_err(wil, "start sched scan failed, result %d\n", 3579 reply.evt.result); 3580 return -EINVAL; 3581 } 3582 3583 return 0; 3584 } 3585 3586 int wmi_stop_sched_scan(struct wil6210_priv *wil) 3587 { 3588 struct wil6210_vif *vif = ndev_to_vif(wil->main_ndev); 3589 int rc; 3590 struct { 3591 struct wmi_cmd_hdr wmi; 3592 struct wmi_stop_sched_scan_event evt; 3593 } __packed reply = { 3594 .evt = {.result = WMI_PNO_REJECT}, 3595 }; 3596 3597 if (!test_bit(WMI_FW_CAPABILITY_PNO, wil->fw_capabilities)) 3598 return -ENOTSUPP; 3599 3600 rc = wmi_call(wil, WMI_STOP_SCHED_SCAN_CMDID, vif->mid, NULL, 0, 3601 WMI_STOP_SCHED_SCAN_EVENTID, &reply, sizeof(reply), 3602 WIL_WMI_CALL_GENERAL_TO_MS); 3603 if (rc) 3604 return rc; 3605 3606 if (reply.evt.result != WMI_PNO_SUCCESS) { 3607 wil_err(wil, "stop sched scan failed, result %d\n", 3608 reply.evt.result); 3609 return -EINVAL; 3610 } 3611 3612 return 0; 3613 } 3614 3615 int wmi_mgmt_tx(struct wil6210_vif *vif, const u8 *buf, size_t len) 3616 { 3617 size_t total; 3618 struct wil6210_priv *wil = vif_to_wil(vif); 3619 struct ieee80211_mgmt *mgmt_frame = (void *)buf; 3620 struct wmi_sw_tx_req_cmd *cmd; 3621 struct { 3622 struct wmi_cmd_hdr wmi; 3623 struct wmi_sw_tx_complete_event evt; 3624 } __packed evt = { 3625 .evt = {.status = WMI_FW_STATUS_FAILURE}, 3626 }; 3627 int rc; 3628 3629 wil_dbg_misc(wil, "mgmt_tx mid %d\n", vif->mid); 3630 wil_hex_dump_misc("mgmt tx frame ", DUMP_PREFIX_OFFSET, 16, 1, buf, 3631 len, true); 3632 3633 if (len < sizeof(struct ieee80211_hdr_3addr)) 3634 return -EINVAL; 3635 3636 total = sizeof(*cmd) + len; 3637 if (total < len) { 3638 wil_err(wil, "mgmt_tx invalid len %zu\n", len); 3639 return -EINVAL; 3640 } 3641 3642 cmd = kmalloc(total, GFP_KERNEL); 3643 if (!cmd) 3644 return -ENOMEM; 3645 3646 memcpy(cmd->dst_mac, mgmt_frame->da, WMI_MAC_LEN); 3647 cmd->len = cpu_to_le16(len); 3648 memcpy(cmd->payload, buf, len); 3649 3650 rc = wmi_call(wil, WMI_SW_TX_REQ_CMDID, vif->mid, cmd, total, 3651 WMI_SW_TX_COMPLETE_EVENTID, &evt, sizeof(evt), 2000); 3652 if (!rc && evt.evt.status != WMI_FW_STATUS_SUCCESS) { 3653 wil_dbg_wmi(wil, "mgmt_tx failed with status %d\n", 3654 evt.evt.status); 3655 rc = -EAGAIN; 3656 } 3657 3658 kfree(cmd); 3659 3660 return rc; 3661 } 3662 3663 int wmi_mgmt_tx_ext(struct wil6210_vif *vif, const u8 *buf, size_t len, 3664 u8 channel, u16 duration_ms) 3665 { 3666 size_t total; 3667 struct wil6210_priv *wil = vif_to_wil(vif); 3668 struct ieee80211_mgmt *mgmt_frame = (void *)buf; 3669 struct wmi_sw_tx_req_ext_cmd *cmd; 3670 struct { 3671 struct wmi_cmd_hdr wmi; 3672 struct wmi_sw_tx_complete_event evt; 3673 } __packed evt = { 3674 .evt = {.status = WMI_FW_STATUS_FAILURE}, 3675 }; 3676 int rc; 3677 3678 wil_dbg_wmi(wil, "mgmt_tx_ext mid %d channel %d duration %d\n", 3679 vif->mid, channel, duration_ms); 3680 wil_hex_dump_wmi("mgmt_tx_ext frame ", DUMP_PREFIX_OFFSET, 16, 1, buf, 3681 len, true); 3682 3683 if (len < sizeof(struct ieee80211_hdr_3addr)) { 3684 wil_err(wil, "short frame. len %zu\n", len); 3685 return -EINVAL; 3686 } 3687 3688 total = sizeof(*cmd) + len; 3689 if (total < len) { 3690 wil_err(wil, "mgmt_tx_ext invalid len %zu\n", len); 3691 return -EINVAL; 3692 } 3693 3694 cmd = kzalloc(total, GFP_KERNEL); 3695 if (!cmd) 3696 return -ENOMEM; 3697 3698 memcpy(cmd->dst_mac, mgmt_frame->da, WMI_MAC_LEN); 3699 cmd->len = cpu_to_le16(len); 3700 memcpy(cmd->payload, buf, len); 3701 cmd->channel = channel - 1; 3702 cmd->duration_ms = cpu_to_le16(duration_ms); 3703 3704 rc = wmi_call(wil, WMI_SW_TX_REQ_EXT_CMDID, vif->mid, cmd, total, 3705 WMI_SW_TX_COMPLETE_EVENTID, &evt, sizeof(evt), 2000); 3706 if (!rc && evt.evt.status != WMI_FW_STATUS_SUCCESS) { 3707 wil_dbg_wmi(wil, "mgmt_tx_ext failed with status %d\n", 3708 evt.evt.status); 3709 rc = -EAGAIN; 3710 } 3711 3712 kfree(cmd); 3713 3714 return rc; 3715 } 3716 3717 int wil_wmi_tx_sring_cfg(struct wil6210_priv *wil, int ring_id) 3718 { 3719 int rc; 3720 struct wil6210_vif *vif = ndev_to_vif(wil->main_ndev); 3721 struct wil_status_ring *sring = &wil->srings[ring_id]; 3722 struct wmi_tx_status_ring_add_cmd cmd = { 3723 .ring_cfg = { 3724 .ring_size = cpu_to_le16(sring->size), 3725 }, 3726 .irq_index = WIL_TX_STATUS_IRQ_IDX 3727 }; 3728 struct { 3729 struct wmi_cmd_hdr hdr; 3730 struct wmi_tx_status_ring_cfg_done_event evt; 3731 } __packed reply = { 3732 .evt = {.status = WMI_FW_STATUS_FAILURE}, 3733 }; 3734 3735 cmd.ring_cfg.ring_id = ring_id; 3736 3737 cmd.ring_cfg.ring_mem_base = cpu_to_le64(sring->pa); 3738 rc = wmi_call(wil, WMI_TX_STATUS_RING_ADD_CMDID, vif->mid, &cmd, 3739 sizeof(cmd), WMI_TX_STATUS_RING_CFG_DONE_EVENTID, 3740 &reply, sizeof(reply), WIL_WMI_CALL_GENERAL_TO_MS); 3741 if (rc) { 3742 wil_err(wil, "TX_STATUS_RING_ADD_CMD failed, rc %d\n", rc); 3743 return rc; 3744 } 3745 3746 if (reply.evt.status != WMI_FW_STATUS_SUCCESS) { 3747 wil_err(wil, "TX_STATUS_RING_ADD_CMD failed, status %d\n", 3748 reply.evt.status); 3749 return -EINVAL; 3750 } 3751 3752 sring->hwtail = le32_to_cpu(reply.evt.ring_tail_ptr); 3753 3754 return 0; 3755 } 3756 3757 int wil_wmi_cfg_def_rx_offload(struct wil6210_priv *wil, u16 max_rx_pl_per_desc) 3758 { 3759 struct net_device *ndev = wil->main_ndev; 3760 struct wil6210_vif *vif = ndev_to_vif(ndev); 3761 int rc; 3762 struct wmi_cfg_def_rx_offload_cmd cmd = { 3763 .max_msdu_size = cpu_to_le16(wil_mtu2macbuf(WIL_MAX_ETH_MTU)), 3764 .max_rx_pl_per_desc = cpu_to_le16(max_rx_pl_per_desc), 3765 .decap_trans_type = WMI_DECAP_TYPE_802_3, 3766 .l2_802_3_offload_ctrl = 0, 3767 .l3_l4_ctrl = 1 << L3_L4_CTRL_TCPIP_CHECKSUM_EN_POS, 3768 }; 3769 struct { 3770 struct wmi_cmd_hdr hdr; 3771 struct wmi_cfg_def_rx_offload_done_event evt; 3772 } __packed reply = { 3773 .evt = {.status = WMI_FW_STATUS_FAILURE}, 3774 }; 3775 3776 rc = wmi_call(wil, WMI_CFG_DEF_RX_OFFLOAD_CMDID, vif->mid, &cmd, 3777 sizeof(cmd), WMI_CFG_DEF_RX_OFFLOAD_DONE_EVENTID, &reply, 3778 sizeof(reply), WIL_WMI_CALL_GENERAL_TO_MS); 3779 if (rc) { 3780 wil_err(wil, "WMI_CFG_DEF_RX_OFFLOAD_CMD failed, rc %d\n", rc); 3781 return rc; 3782 } 3783 3784 if (reply.evt.status != WMI_FW_STATUS_SUCCESS) { 3785 wil_err(wil, "WMI_CFG_DEF_RX_OFFLOAD_CMD failed, status %d\n", 3786 reply.evt.status); 3787 return -EINVAL; 3788 } 3789 3790 return 0; 3791 } 3792 3793 int wil_wmi_rx_sring_add(struct wil6210_priv *wil, u16 ring_id) 3794 { 3795 struct net_device *ndev = wil->main_ndev; 3796 struct wil6210_vif *vif = ndev_to_vif(ndev); 3797 struct wil_status_ring *sring = &wil->srings[ring_id]; 3798 int rc; 3799 struct wmi_rx_status_ring_add_cmd cmd = { 3800 .ring_cfg = { 3801 .ring_size = cpu_to_le16(sring->size), 3802 .ring_id = ring_id, 3803 }, 3804 .rx_msg_type = wil->use_compressed_rx_status ? 3805 WMI_RX_MSG_TYPE_COMPRESSED : 3806 WMI_RX_MSG_TYPE_EXTENDED, 3807 .irq_index = WIL_RX_STATUS_IRQ_IDX, 3808 }; 3809 struct { 3810 struct wmi_cmd_hdr hdr; 3811 struct wmi_rx_status_ring_cfg_done_event evt; 3812 } __packed reply = { 3813 .evt = {.status = WMI_FW_STATUS_FAILURE}, 3814 }; 3815 3816 cmd.ring_cfg.ring_mem_base = cpu_to_le64(sring->pa); 3817 rc = wmi_call(wil, WMI_RX_STATUS_RING_ADD_CMDID, vif->mid, &cmd, 3818 sizeof(cmd), WMI_RX_STATUS_RING_CFG_DONE_EVENTID, &reply, 3819 sizeof(reply), WIL_WMI_CALL_GENERAL_TO_MS); 3820 if (rc) { 3821 wil_err(wil, "RX_STATUS_RING_ADD_CMD failed, rc %d\n", rc); 3822 return rc; 3823 } 3824 3825 if (reply.evt.status != WMI_FW_STATUS_SUCCESS) { 3826 wil_err(wil, "RX_STATUS_RING_ADD_CMD failed, status %d\n", 3827 reply.evt.status); 3828 return -EINVAL; 3829 } 3830 3831 sring->hwtail = le32_to_cpu(reply.evt.ring_tail_ptr); 3832 3833 return 0; 3834 } 3835 3836 int wil_wmi_rx_desc_ring_add(struct wil6210_priv *wil, int status_ring_id) 3837 { 3838 struct net_device *ndev = wil->main_ndev; 3839 struct wil6210_vif *vif = ndev_to_vif(ndev); 3840 struct wil_ring *ring = &wil->ring_rx; 3841 int rc; 3842 struct wmi_rx_desc_ring_add_cmd cmd = { 3843 .ring_cfg = { 3844 .ring_size = cpu_to_le16(ring->size), 3845 .ring_id = WIL_RX_DESC_RING_ID, 3846 }, 3847 .status_ring_id = status_ring_id, 3848 .irq_index = WIL_RX_STATUS_IRQ_IDX, 3849 }; 3850 struct { 3851 struct wmi_cmd_hdr hdr; 3852 struct wmi_rx_desc_ring_cfg_done_event evt; 3853 } __packed reply = { 3854 .evt = {.status = WMI_FW_STATUS_FAILURE}, 3855 }; 3856 3857 cmd.ring_cfg.ring_mem_base = cpu_to_le64(ring->pa); 3858 cmd.sw_tail_host_addr = cpu_to_le64(ring->edma_rx_swtail.pa); 3859 rc = wmi_call(wil, WMI_RX_DESC_RING_ADD_CMDID, vif->mid, &cmd, 3860 sizeof(cmd), WMI_RX_DESC_RING_CFG_DONE_EVENTID, &reply, 3861 sizeof(reply), WIL_WMI_CALL_GENERAL_TO_MS); 3862 if (rc) { 3863 wil_err(wil, "WMI_RX_DESC_RING_ADD_CMD failed, rc %d\n", rc); 3864 return rc; 3865 } 3866 3867 if (reply.evt.status != WMI_FW_STATUS_SUCCESS) { 3868 wil_err(wil, "WMI_RX_DESC_RING_ADD_CMD failed, status %d\n", 3869 reply.evt.status); 3870 return -EINVAL; 3871 } 3872 3873 ring->hwtail = le32_to_cpu(reply.evt.ring_tail_ptr); 3874 3875 return 0; 3876 } 3877 3878 int wil_wmi_tx_desc_ring_add(struct wil6210_vif *vif, int ring_id, int cid, 3879 int tid) 3880 { 3881 struct wil6210_priv *wil = vif_to_wil(vif); 3882 int sring_id = wil->tx_sring_idx; /* there is only one TX sring */ 3883 int rc; 3884 struct wil_ring *ring = &wil->ring_tx[ring_id]; 3885 struct wil_ring_tx_data *txdata = &wil->ring_tx_data[ring_id]; 3886 struct wmi_tx_desc_ring_add_cmd cmd = { 3887 .ring_cfg = { 3888 .ring_size = cpu_to_le16(ring->size), 3889 .ring_id = ring_id, 3890 }, 3891 .status_ring_id = sring_id, 3892 .cid = cid, 3893 .tid = tid, 3894 .encap_trans_type = WMI_VRING_ENC_TYPE_802_3, 3895 .max_msdu_size = cpu_to_le16(wil_mtu2macbuf(mtu_max)), 3896 .schd_params = { 3897 .priority = cpu_to_le16(0), 3898 .timeslot_us = cpu_to_le16(0xfff), 3899 } 3900 }; 3901 struct { 3902 struct wmi_cmd_hdr hdr; 3903 struct wmi_tx_desc_ring_cfg_done_event evt; 3904 } __packed reply = { 3905 .evt = {.status = WMI_FW_STATUS_FAILURE}, 3906 }; 3907 3908 cmd.ring_cfg.ring_mem_base = cpu_to_le64(ring->pa); 3909 rc = wmi_call(wil, WMI_TX_DESC_RING_ADD_CMDID, vif->mid, &cmd, 3910 sizeof(cmd), WMI_TX_DESC_RING_CFG_DONE_EVENTID, &reply, 3911 sizeof(reply), WIL_WMI_CALL_GENERAL_TO_MS); 3912 if (rc) { 3913 wil_err(wil, "WMI_TX_DESC_RING_ADD_CMD failed, rc %d\n", rc); 3914 return rc; 3915 } 3916 3917 if (reply.evt.status != WMI_FW_STATUS_SUCCESS) { 3918 wil_err(wil, "WMI_TX_DESC_RING_ADD_CMD failed, status %d\n", 3919 reply.evt.status); 3920 return -EINVAL; 3921 } 3922 3923 spin_lock_bh(&txdata->lock); 3924 ring->hwtail = le32_to_cpu(reply.evt.ring_tail_ptr); 3925 txdata->mid = vif->mid; 3926 txdata->enabled = 1; 3927 spin_unlock_bh(&txdata->lock); 3928 3929 return 0; 3930 } 3931 3932 int wil_wmi_bcast_desc_ring_add(struct wil6210_vif *vif, int ring_id) 3933 { 3934 struct wil6210_priv *wil = vif_to_wil(vif); 3935 struct wil_ring *ring = &wil->ring_tx[ring_id]; 3936 int rc; 3937 struct wmi_bcast_desc_ring_add_cmd cmd = { 3938 .ring_cfg = { 3939 .ring_size = cpu_to_le16(ring->size), 3940 .ring_id = ring_id, 3941 }, 3942 .max_msdu_size = cpu_to_le16(wil_mtu2macbuf(mtu_max)), 3943 .status_ring_id = wil->tx_sring_idx, 3944 .encap_trans_type = WMI_VRING_ENC_TYPE_802_3, 3945 }; 3946 struct { 3947 struct wmi_cmd_hdr hdr; 3948 struct wmi_rx_desc_ring_cfg_done_event evt; 3949 } __packed reply = { 3950 .evt = {.status = WMI_FW_STATUS_FAILURE}, 3951 }; 3952 struct wil_ring_tx_data *txdata = &wil->ring_tx_data[ring_id]; 3953 3954 cmd.ring_cfg.ring_mem_base = cpu_to_le64(ring->pa); 3955 rc = wmi_call(wil, WMI_BCAST_DESC_RING_ADD_CMDID, vif->mid, &cmd, 3956 sizeof(cmd), WMI_TX_DESC_RING_CFG_DONE_EVENTID, &reply, 3957 sizeof(reply), WIL_WMI_CALL_GENERAL_TO_MS); 3958 if (rc) { 3959 wil_err(wil, "WMI_BCAST_DESC_RING_ADD_CMD failed, rc %d\n", rc); 3960 return rc; 3961 } 3962 3963 if (reply.evt.status != WMI_FW_STATUS_SUCCESS) { 3964 wil_err(wil, "Broadcast Tx config failed, status %d\n", 3965 reply.evt.status); 3966 return -EINVAL; 3967 } 3968 3969 spin_lock_bh(&txdata->lock); 3970 ring->hwtail = le32_to_cpu(reply.evt.ring_tail_ptr); 3971 txdata->mid = vif->mid; 3972 txdata->enabled = 1; 3973 spin_unlock_bh(&txdata->lock); 3974 3975 return 0; 3976 } 3977 3978 int wmi_link_stats_cfg(struct wil6210_vif *vif, u32 type, u8 cid, u32 interval) 3979 { 3980 struct wil6210_priv *wil = vif_to_wil(vif); 3981 struct wmi_link_stats_cmd cmd = { 3982 .record_type_mask = cpu_to_le32(type), 3983 .cid = cid, 3984 .action = WMI_LINK_STATS_SNAPSHOT, 3985 .interval_msec = cpu_to_le32(interval), 3986 }; 3987 struct { 3988 struct wmi_cmd_hdr wmi; 3989 struct wmi_link_stats_config_done_event evt; 3990 } __packed reply = { 3991 .evt = {.status = WMI_FW_STATUS_FAILURE}, 3992 }; 3993 int rc; 3994 3995 rc = wmi_call(wil, WMI_LINK_STATS_CMDID, vif->mid, &cmd, sizeof(cmd), 3996 WMI_LINK_STATS_CONFIG_DONE_EVENTID, &reply, 3997 sizeof(reply), WIL_WMI_CALL_GENERAL_TO_MS); 3998 if (rc) { 3999 wil_err(wil, "WMI_LINK_STATS_CMDID failed, rc %d\n", rc); 4000 return rc; 4001 } 4002 4003 if (reply.evt.status != WMI_FW_STATUS_SUCCESS) { 4004 wil_err(wil, "Link statistics config failed, status %d\n", 4005 reply.evt.status); 4006 return -EINVAL; 4007 } 4008 4009 return 0; 4010 } 4011 4012 int wmi_set_cqm_rssi_config(struct wil6210_priv *wil, 4013 s32 rssi_thold, u32 rssi_hyst) 4014 { 4015 struct net_device *ndev = wil->main_ndev; 4016 struct wil6210_vif *vif = ndev_to_vif(ndev); 4017 int rc; 4018 struct { 4019 struct wmi_set_link_monitor_cmd cmd; 4020 s8 rssi_thold; 4021 } __packed cmd = { 4022 .cmd = { 4023 .rssi_hyst = rssi_hyst, 4024 .rssi_thresholds_list_size = 1, 4025 }, 4026 .rssi_thold = rssi_thold, 4027 }; 4028 struct { 4029 struct wmi_cmd_hdr hdr; 4030 struct wmi_set_link_monitor_event evt; 4031 } __packed reply = { 4032 .evt = {.status = WMI_FW_STATUS_FAILURE}, 4033 }; 4034 4035 if (rssi_thold > S8_MAX || rssi_thold < S8_MIN || rssi_hyst > U8_MAX) 4036 return -EINVAL; 4037 4038 rc = wmi_call(wil, WMI_SET_LINK_MONITOR_CMDID, vif->mid, &cmd, 4039 sizeof(cmd), WMI_SET_LINK_MONITOR_EVENTID, 4040 &reply, sizeof(reply), WIL_WMI_CALL_GENERAL_TO_MS); 4041 if (rc) { 4042 wil_err(wil, "WMI_SET_LINK_MONITOR_CMDID failed, rc %d\n", rc); 4043 return rc; 4044 } 4045 4046 if (reply.evt.status != WMI_FW_STATUS_SUCCESS) { 4047 wil_err(wil, "WMI_SET_LINK_MONITOR_CMDID failed, status %d\n", 4048 reply.evt.status); 4049 return -EINVAL; 4050 } 4051 4052 return 0; 4053 } 4054