1 /* 2 * Copyright (c) 2012-2017 Qualcomm Atheros, Inc. 3 * Copyright (c) 2018, The Linux Foundation. All rights reserved. 4 * 5 * Permission to use, copy, modify, and/or distribute this software for any 6 * purpose with or without fee is hereby granted, provided that the above 7 * copyright notice and this permission notice appear in all copies. 8 * 9 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES 10 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF 11 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR 12 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES 13 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN 14 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF 15 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. 16 */ 17 18 #include <linux/moduleparam.h> 19 #include <linux/etherdevice.h> 20 #include <linux/if_arp.h> 21 22 #include "wil6210.h" 23 #include "txrx.h" 24 #include "wmi.h" 25 #include "trace.h" 26 27 static uint max_assoc_sta = WIL6210_MAX_CID; 28 module_param(max_assoc_sta, uint, 0644); 29 MODULE_PARM_DESC(max_assoc_sta, " Max number of stations associated to the AP"); 30 31 int agg_wsize; /* = 0; */ 32 module_param(agg_wsize, int, 0644); 33 MODULE_PARM_DESC(agg_wsize, " Window size for Tx Block Ack after connect;" 34 " 0 - use default; < 0 - don't auto-establish"); 35 36 u8 led_id = WIL_LED_INVALID_ID; 37 module_param(led_id, byte, 0444); 38 MODULE_PARM_DESC(led_id, 39 " 60G device led enablement. Set the led ID (0-2) to enable"); 40 41 #define WIL_WAIT_FOR_SUSPEND_RESUME_COMP 200 42 #define WIL_WMI_CALL_GENERAL_TO_MS 100 43 44 /** 45 * WMI event receiving - theory of operations 46 * 47 * When firmware about to report WMI event, it fills memory area 48 * in the mailbox and raises misc. IRQ. Thread interrupt handler invoked for 49 * the misc IRQ, function @wmi_recv_cmd called by thread IRQ handler. 50 * 51 * @wmi_recv_cmd reads event, allocates memory chunk and attaches it to the 52 * event list @wil->pending_wmi_ev. Then, work queue @wil->wmi_wq wakes up 53 * and handles events within the @wmi_event_worker. Every event get detached 54 * from list, processed and deleted. 55 * 56 * Purpose for this mechanism is to release IRQ thread; otherwise, 57 * if WMI event handling involves another WMI command flow, this 2-nd flow 58 * won't be completed because of blocked IRQ thread. 59 */ 60 61 /** 62 * Addressing - theory of operations 63 * 64 * There are several buses present on the WIL6210 card. 65 * Same memory areas are visible at different address on 66 * the different busses. There are 3 main bus masters: 67 * - MAC CPU (ucode) 68 * - User CPU (firmware) 69 * - AHB (host) 70 * 71 * On the PCI bus, there is one BAR (BAR0) of 2Mb size, exposing 72 * AHB addresses starting from 0x880000 73 * 74 * Internally, firmware uses addresses that allow faster access but 75 * are invisible from the host. To read from these addresses, alternative 76 * AHB address must be used. 77 */ 78 79 /** 80 * @sparrow_fw_mapping provides memory remapping table for sparrow 81 * 82 * array size should be in sync with the declaration in the wil6210.h 83 * 84 * Sparrow memory mapping: 85 * Linker address PCI/Host address 86 * 0x880000 .. 0xa80000 2Mb BAR0 87 * 0x800000 .. 0x808000 0x900000 .. 0x908000 32k DCCM 88 * 0x840000 .. 0x860000 0x908000 .. 0x928000 128k PERIPH 89 */ 90 const struct fw_map sparrow_fw_mapping[] = { 91 /* FW code RAM 256k */ 92 {0x000000, 0x040000, 0x8c0000, "fw_code", true, true}, 93 /* FW data RAM 32k */ 94 {0x800000, 0x808000, 0x900000, "fw_data", true, true}, 95 /* periph data 128k */ 96 {0x840000, 0x860000, 0x908000, "fw_peri", true, true}, 97 /* various RGF 40k */ 98 {0x880000, 0x88a000, 0x880000, "rgf", true, true}, 99 /* AGC table 4k */ 100 {0x88a000, 0x88b000, 0x88a000, "AGC_tbl", true, true}, 101 /* Pcie_ext_rgf 4k */ 102 {0x88b000, 0x88c000, 0x88b000, "rgf_ext", true, true}, 103 /* mac_ext_rgf 512b */ 104 {0x88c000, 0x88c200, 0x88c000, "mac_rgf_ext", true, true}, 105 /* upper area 548k */ 106 {0x8c0000, 0x949000, 0x8c0000, "upper", true, true}, 107 /* UCODE areas - accessible by debugfs blobs but not by 108 * wmi_addr_remap. UCODE areas MUST be added AFTER FW areas! 109 */ 110 /* ucode code RAM 128k */ 111 {0x000000, 0x020000, 0x920000, "uc_code", false, false}, 112 /* ucode data RAM 16k */ 113 {0x800000, 0x804000, 0x940000, "uc_data", false, false}, 114 }; 115 116 /** 117 * @sparrow_d0_mac_rgf_ext - mac_rgf_ext section for Sparrow D0 118 * it is a bit larger to support extra features 119 */ 120 const struct fw_map sparrow_d0_mac_rgf_ext = { 121 0x88c000, 0x88c500, 0x88c000, "mac_rgf_ext", true, true 122 }; 123 124 /** 125 * @talyn_fw_mapping provides memory remapping table for Talyn 126 * 127 * array size should be in sync with the declaration in the wil6210.h 128 * 129 * Talyn memory mapping: 130 * Linker address PCI/Host address 131 * 0x880000 .. 0xc80000 4Mb BAR0 132 * 0x800000 .. 0x820000 0xa00000 .. 0xa20000 128k DCCM 133 * 0x840000 .. 0x858000 0xa20000 .. 0xa38000 96k PERIPH 134 */ 135 const struct fw_map talyn_fw_mapping[] = { 136 /* FW code RAM 1M */ 137 {0x000000, 0x100000, 0x900000, "fw_code", true, true}, 138 /* FW data RAM 128k */ 139 {0x800000, 0x820000, 0xa00000, "fw_data", true, true}, 140 /* periph. data RAM 96k */ 141 {0x840000, 0x858000, 0xa20000, "fw_peri", true, true}, 142 /* various RGF 40k */ 143 {0x880000, 0x88a000, 0x880000, "rgf", true, true}, 144 /* AGC table 4k */ 145 {0x88a000, 0x88b000, 0x88a000, "AGC_tbl", true, true}, 146 /* Pcie_ext_rgf 4k */ 147 {0x88b000, 0x88c000, 0x88b000, "rgf_ext", true, true}, 148 /* mac_ext_rgf 1344b */ 149 {0x88c000, 0x88c540, 0x88c000, "mac_rgf_ext", true, true}, 150 /* ext USER RGF 4k */ 151 {0x88d000, 0x88e000, 0x88d000, "ext_user_rgf", true, true}, 152 /* OTP 4k */ 153 {0x8a0000, 0x8a1000, 0x8a0000, "otp", true, false}, 154 /* DMA EXT RGF 64k */ 155 {0x8b0000, 0x8c0000, 0x8b0000, "dma_ext_rgf", true, true}, 156 /* upper area 1536k */ 157 {0x900000, 0xa80000, 0x900000, "upper", true, true}, 158 /* UCODE areas - accessible by debugfs blobs but not by 159 * wmi_addr_remap. UCODE areas MUST be added AFTER FW areas! 160 */ 161 /* ucode code RAM 256k */ 162 {0x000000, 0x040000, 0xa38000, "uc_code", false, false}, 163 /* ucode data RAM 32k */ 164 {0x800000, 0x808000, 0xa78000, "uc_data", false, false}, 165 }; 166 167 /** 168 * @talyn_mb_fw_mapping provides memory remapping table for Talyn-MB 169 * 170 * array size should be in sync with the declaration in the wil6210.h 171 * 172 * Talyn MB memory mapping: 173 * Linker address PCI/Host address 174 * 0x880000 .. 0xc80000 4Mb BAR0 175 * 0x800000 .. 0x820000 0xa00000 .. 0xa20000 128k DCCM 176 * 0x840000 .. 0x858000 0xa20000 .. 0xa38000 96k PERIPH 177 */ 178 const struct fw_map talyn_mb_fw_mapping[] = { 179 /* FW code RAM 768k */ 180 {0x000000, 0x0c0000, 0x900000, "fw_code", true, true}, 181 /* FW data RAM 128k */ 182 {0x800000, 0x820000, 0xa00000, "fw_data", true, true}, 183 /* periph. data RAM 96k */ 184 {0x840000, 0x858000, 0xa20000, "fw_peri", true, true}, 185 /* various RGF 40k */ 186 {0x880000, 0x88a000, 0x880000, "rgf", true, true}, 187 /* AGC table 4k */ 188 {0x88a000, 0x88b000, 0x88a000, "AGC_tbl", true, true}, 189 /* Pcie_ext_rgf 4k */ 190 {0x88b000, 0x88c000, 0x88b000, "rgf_ext", true, true}, 191 /* mac_ext_rgf 2256b */ 192 {0x88c000, 0x88c8d0, 0x88c000, "mac_rgf_ext", true, true}, 193 /* ext USER RGF 4k */ 194 {0x88d000, 0x88e000, 0x88d000, "ext_user_rgf", true, true}, 195 /* SEC PKA 16k */ 196 {0x890000, 0x894000, 0x890000, "sec_pka", true, true}, 197 /* SEC KDF RGF 3096b */ 198 {0x898000, 0x898c18, 0x898000, "sec_kdf_rgf", true, true}, 199 /* SEC MAIN 2124b */ 200 {0x89a000, 0x89a84c, 0x89a000, "sec_main", true, true}, 201 /* OTP 4k */ 202 {0x8a0000, 0x8a1000, 0x8a0000, "otp", true, false}, 203 /* DMA EXT RGF 64k */ 204 {0x8b0000, 0x8c0000, 0x8b0000, "dma_ext_rgf", true, true}, 205 /* DUM USER RGF 528b */ 206 {0x8c0000, 0x8c0210, 0x8c0000, "dum_user_rgf", true, true}, 207 /* DMA OFU 296b */ 208 {0x8c2000, 0x8c2128, 0x8c2000, "dma_ofu", true, true}, 209 /* ucode debug 4k */ 210 {0x8c3000, 0x8c4000, 0x8c3000, "ucode_debug", true, true}, 211 /* upper area 1536k */ 212 {0x900000, 0xa80000, 0x900000, "upper", true, true}, 213 /* UCODE areas - accessible by debugfs blobs but not by 214 * wmi_addr_remap. UCODE areas MUST be added AFTER FW areas! 215 */ 216 /* ucode code RAM 256k */ 217 {0x000000, 0x040000, 0xa38000, "uc_code", false, false}, 218 /* ucode data RAM 32k */ 219 {0x800000, 0x808000, 0xa78000, "uc_data", false, false}, 220 }; 221 222 struct fw_map fw_mapping[MAX_FW_MAPPING_TABLE_SIZE]; 223 224 struct blink_on_off_time led_blink_time[] = { 225 {WIL_LED_BLINK_ON_SLOW_MS, WIL_LED_BLINK_OFF_SLOW_MS}, 226 {WIL_LED_BLINK_ON_MED_MS, WIL_LED_BLINK_OFF_MED_MS}, 227 {WIL_LED_BLINK_ON_FAST_MS, WIL_LED_BLINK_OFF_FAST_MS}, 228 }; 229 230 u8 led_polarity = LED_POLARITY_LOW_ACTIVE; 231 232 /** 233 * return AHB address for given firmware internal (linker) address 234 * @x - internal address 235 * If address have no valid AHB mapping, return 0 236 */ 237 static u32 wmi_addr_remap(u32 x) 238 { 239 uint i; 240 241 for (i = 0; i < ARRAY_SIZE(fw_mapping); i++) { 242 if (fw_mapping[i].fw && 243 ((x >= fw_mapping[i].from) && (x < fw_mapping[i].to))) 244 return x + fw_mapping[i].host - fw_mapping[i].from; 245 } 246 247 return 0; 248 } 249 250 /** 251 * find fw_mapping entry by section name 252 * @section - section name 253 * 254 * Return pointer to section or NULL if not found 255 */ 256 struct fw_map *wil_find_fw_mapping(const char *section) 257 { 258 int i; 259 260 for (i = 0; i < ARRAY_SIZE(fw_mapping); i++) 261 if (fw_mapping[i].name && 262 !strcmp(section, fw_mapping[i].name)) 263 return &fw_mapping[i]; 264 265 return NULL; 266 } 267 268 /** 269 * Check address validity for WMI buffer; remap if needed 270 * @ptr - internal (linker) fw/ucode address 271 * @size - if non zero, validate the block does not 272 * exceed the device memory (bar) 273 * 274 * Valid buffer should be DWORD aligned 275 * 276 * return address for accessing buffer from the host; 277 * if buffer is not valid, return NULL. 278 */ 279 void __iomem *wmi_buffer_block(struct wil6210_priv *wil, __le32 ptr_, u32 size) 280 { 281 u32 off; 282 u32 ptr = le32_to_cpu(ptr_); 283 284 if (ptr % 4) 285 return NULL; 286 287 ptr = wmi_addr_remap(ptr); 288 if (ptr < WIL6210_FW_HOST_OFF) 289 return NULL; 290 291 off = HOSTADDR(ptr); 292 if (off > wil->bar_size - 4) 293 return NULL; 294 if (size && ((off + size > wil->bar_size) || (off + size < off))) 295 return NULL; 296 297 return wil->csr + off; 298 } 299 300 void __iomem *wmi_buffer(struct wil6210_priv *wil, __le32 ptr_) 301 { 302 return wmi_buffer_block(wil, ptr_, 0); 303 } 304 305 /** 306 * Check address validity 307 */ 308 void __iomem *wmi_addr(struct wil6210_priv *wil, u32 ptr) 309 { 310 u32 off; 311 312 if (ptr % 4) 313 return NULL; 314 315 if (ptr < WIL6210_FW_HOST_OFF) 316 return NULL; 317 318 off = HOSTADDR(ptr); 319 if (off > wil->bar_size - 4) 320 return NULL; 321 322 return wil->csr + off; 323 } 324 325 int wmi_read_hdr(struct wil6210_priv *wil, __le32 ptr, 326 struct wil6210_mbox_hdr *hdr) 327 { 328 void __iomem *src = wmi_buffer(wil, ptr); 329 330 if (!src) 331 return -EINVAL; 332 333 wil_memcpy_fromio_32(hdr, src, sizeof(*hdr)); 334 335 return 0; 336 } 337 338 static const char *cmdid2name(u16 cmdid) 339 { 340 switch (cmdid) { 341 case WMI_NOTIFY_REQ_CMDID: 342 return "WMI_NOTIFY_REQ_CMD"; 343 case WMI_START_SCAN_CMDID: 344 return "WMI_START_SCAN_CMD"; 345 case WMI_CONNECT_CMDID: 346 return "WMI_CONNECT_CMD"; 347 case WMI_DISCONNECT_CMDID: 348 return "WMI_DISCONNECT_CMD"; 349 case WMI_SW_TX_REQ_CMDID: 350 return "WMI_SW_TX_REQ_CMD"; 351 case WMI_GET_RF_SECTOR_PARAMS_CMDID: 352 return "WMI_GET_RF_SECTOR_PARAMS_CMD"; 353 case WMI_SET_RF_SECTOR_PARAMS_CMDID: 354 return "WMI_SET_RF_SECTOR_PARAMS_CMD"; 355 case WMI_GET_SELECTED_RF_SECTOR_INDEX_CMDID: 356 return "WMI_GET_SELECTED_RF_SECTOR_INDEX_CMD"; 357 case WMI_SET_SELECTED_RF_SECTOR_INDEX_CMDID: 358 return "WMI_SET_SELECTED_RF_SECTOR_INDEX_CMD"; 359 case WMI_BRP_SET_ANT_LIMIT_CMDID: 360 return "WMI_BRP_SET_ANT_LIMIT_CMD"; 361 case WMI_TOF_SESSION_START_CMDID: 362 return "WMI_TOF_SESSION_START_CMD"; 363 case WMI_AOA_MEAS_CMDID: 364 return "WMI_AOA_MEAS_CMD"; 365 case WMI_PMC_CMDID: 366 return "WMI_PMC_CMD"; 367 case WMI_TOF_GET_TX_RX_OFFSET_CMDID: 368 return "WMI_TOF_GET_TX_RX_OFFSET_CMD"; 369 case WMI_TOF_SET_TX_RX_OFFSET_CMDID: 370 return "WMI_TOF_SET_TX_RX_OFFSET_CMD"; 371 case WMI_VRING_CFG_CMDID: 372 return "WMI_VRING_CFG_CMD"; 373 case WMI_BCAST_VRING_CFG_CMDID: 374 return "WMI_BCAST_VRING_CFG_CMD"; 375 case WMI_TRAFFIC_SUSPEND_CMDID: 376 return "WMI_TRAFFIC_SUSPEND_CMD"; 377 case WMI_TRAFFIC_RESUME_CMDID: 378 return "WMI_TRAFFIC_RESUME_CMD"; 379 case WMI_ECHO_CMDID: 380 return "WMI_ECHO_CMD"; 381 case WMI_SET_MAC_ADDRESS_CMDID: 382 return "WMI_SET_MAC_ADDRESS_CMD"; 383 case WMI_LED_CFG_CMDID: 384 return "WMI_LED_CFG_CMD"; 385 case WMI_PCP_START_CMDID: 386 return "WMI_PCP_START_CMD"; 387 case WMI_PCP_STOP_CMDID: 388 return "WMI_PCP_STOP_CMD"; 389 case WMI_SET_SSID_CMDID: 390 return "WMI_SET_SSID_CMD"; 391 case WMI_GET_SSID_CMDID: 392 return "WMI_GET_SSID_CMD"; 393 case WMI_SET_PCP_CHANNEL_CMDID: 394 return "WMI_SET_PCP_CHANNEL_CMD"; 395 case WMI_GET_PCP_CHANNEL_CMDID: 396 return "WMI_GET_PCP_CHANNEL_CMD"; 397 case WMI_P2P_CFG_CMDID: 398 return "WMI_P2P_CFG_CMD"; 399 case WMI_PORT_ALLOCATE_CMDID: 400 return "WMI_PORT_ALLOCATE_CMD"; 401 case WMI_PORT_DELETE_CMDID: 402 return "WMI_PORT_DELETE_CMD"; 403 case WMI_START_LISTEN_CMDID: 404 return "WMI_START_LISTEN_CMD"; 405 case WMI_START_SEARCH_CMDID: 406 return "WMI_START_SEARCH_CMD"; 407 case WMI_DISCOVERY_STOP_CMDID: 408 return "WMI_DISCOVERY_STOP_CMD"; 409 case WMI_DELETE_CIPHER_KEY_CMDID: 410 return "WMI_DELETE_CIPHER_KEY_CMD"; 411 case WMI_ADD_CIPHER_KEY_CMDID: 412 return "WMI_ADD_CIPHER_KEY_CMD"; 413 case WMI_SET_APPIE_CMDID: 414 return "WMI_SET_APPIE_CMD"; 415 case WMI_CFG_RX_CHAIN_CMDID: 416 return "WMI_CFG_RX_CHAIN_CMD"; 417 case WMI_TEMP_SENSE_CMDID: 418 return "WMI_TEMP_SENSE_CMD"; 419 case WMI_DEL_STA_CMDID: 420 return "WMI_DEL_STA_CMD"; 421 case WMI_DISCONNECT_STA_CMDID: 422 return "WMI_DISCONNECT_STA_CMD"; 423 case WMI_RING_BA_EN_CMDID: 424 return "WMI_RING_BA_EN_CMD"; 425 case WMI_RING_BA_DIS_CMDID: 426 return "WMI_RING_BA_DIS_CMD"; 427 case WMI_RCP_DELBA_CMDID: 428 return "WMI_RCP_DELBA_CMD"; 429 case WMI_RCP_ADDBA_RESP_CMDID: 430 return "WMI_RCP_ADDBA_RESP_CMD"; 431 case WMI_RCP_ADDBA_RESP_EDMA_CMDID: 432 return "WMI_RCP_ADDBA_RESP_EDMA_CMD"; 433 case WMI_PS_DEV_PROFILE_CFG_CMDID: 434 return "WMI_PS_DEV_PROFILE_CFG_CMD"; 435 case WMI_SET_MGMT_RETRY_LIMIT_CMDID: 436 return "WMI_SET_MGMT_RETRY_LIMIT_CMD"; 437 case WMI_GET_MGMT_RETRY_LIMIT_CMDID: 438 return "WMI_GET_MGMT_RETRY_LIMIT_CMD"; 439 case WMI_ABORT_SCAN_CMDID: 440 return "WMI_ABORT_SCAN_CMD"; 441 case WMI_NEW_STA_CMDID: 442 return "WMI_NEW_STA_CMD"; 443 case WMI_SET_THERMAL_THROTTLING_CFG_CMDID: 444 return "WMI_SET_THERMAL_THROTTLING_CFG_CMD"; 445 case WMI_GET_THERMAL_THROTTLING_CFG_CMDID: 446 return "WMI_GET_THERMAL_THROTTLING_CFG_CMD"; 447 case WMI_LINK_MAINTAIN_CFG_WRITE_CMDID: 448 return "WMI_LINK_MAINTAIN_CFG_WRITE_CMD"; 449 case WMI_LO_POWER_CALIB_FROM_OTP_CMDID: 450 return "WMI_LO_POWER_CALIB_FROM_OTP_CMD"; 451 case WMI_START_SCHED_SCAN_CMDID: 452 return "WMI_START_SCHED_SCAN_CMD"; 453 case WMI_STOP_SCHED_SCAN_CMDID: 454 return "WMI_STOP_SCHED_SCAN_CMD"; 455 case WMI_TX_STATUS_RING_ADD_CMDID: 456 return "WMI_TX_STATUS_RING_ADD_CMD"; 457 case WMI_RX_STATUS_RING_ADD_CMDID: 458 return "WMI_RX_STATUS_RING_ADD_CMD"; 459 case WMI_TX_DESC_RING_ADD_CMDID: 460 return "WMI_TX_DESC_RING_ADD_CMD"; 461 case WMI_RX_DESC_RING_ADD_CMDID: 462 return "WMI_RX_DESC_RING_ADD_CMD"; 463 case WMI_BCAST_DESC_RING_ADD_CMDID: 464 return "WMI_BCAST_DESC_RING_ADD_CMD"; 465 case WMI_CFG_DEF_RX_OFFLOAD_CMDID: 466 return "WMI_CFG_DEF_RX_OFFLOAD_CMD"; 467 case WMI_LINK_STATS_CMDID: 468 return "WMI_LINK_STATS_CMD"; 469 case WMI_SW_TX_REQ_EXT_CMDID: 470 return "WMI_SW_TX_REQ_EXT_CMDID"; 471 default: 472 return "Untracked CMD"; 473 } 474 } 475 476 static const char *eventid2name(u16 eventid) 477 { 478 switch (eventid) { 479 case WMI_NOTIFY_REQ_DONE_EVENTID: 480 return "WMI_NOTIFY_REQ_DONE_EVENT"; 481 case WMI_DISCONNECT_EVENTID: 482 return "WMI_DISCONNECT_EVENT"; 483 case WMI_SW_TX_COMPLETE_EVENTID: 484 return "WMI_SW_TX_COMPLETE_EVENT"; 485 case WMI_GET_RF_SECTOR_PARAMS_DONE_EVENTID: 486 return "WMI_GET_RF_SECTOR_PARAMS_DONE_EVENT"; 487 case WMI_SET_RF_SECTOR_PARAMS_DONE_EVENTID: 488 return "WMI_SET_RF_SECTOR_PARAMS_DONE_EVENT"; 489 case WMI_GET_SELECTED_RF_SECTOR_INDEX_DONE_EVENTID: 490 return "WMI_GET_SELECTED_RF_SECTOR_INDEX_DONE_EVENT"; 491 case WMI_SET_SELECTED_RF_SECTOR_INDEX_DONE_EVENTID: 492 return "WMI_SET_SELECTED_RF_SECTOR_INDEX_DONE_EVENT"; 493 case WMI_BRP_SET_ANT_LIMIT_EVENTID: 494 return "WMI_BRP_SET_ANT_LIMIT_EVENT"; 495 case WMI_FW_READY_EVENTID: 496 return "WMI_FW_READY_EVENT"; 497 case WMI_TRAFFIC_RESUME_EVENTID: 498 return "WMI_TRAFFIC_RESUME_EVENT"; 499 case WMI_TOF_GET_TX_RX_OFFSET_EVENTID: 500 return "WMI_TOF_GET_TX_RX_OFFSET_EVENT"; 501 case WMI_TOF_SET_TX_RX_OFFSET_EVENTID: 502 return "WMI_TOF_SET_TX_RX_OFFSET_EVENT"; 503 case WMI_VRING_CFG_DONE_EVENTID: 504 return "WMI_VRING_CFG_DONE_EVENT"; 505 case WMI_READY_EVENTID: 506 return "WMI_READY_EVENT"; 507 case WMI_RX_MGMT_PACKET_EVENTID: 508 return "WMI_RX_MGMT_PACKET_EVENT"; 509 case WMI_TX_MGMT_PACKET_EVENTID: 510 return "WMI_TX_MGMT_PACKET_EVENT"; 511 case WMI_SCAN_COMPLETE_EVENTID: 512 return "WMI_SCAN_COMPLETE_EVENT"; 513 case WMI_ACS_PASSIVE_SCAN_COMPLETE_EVENTID: 514 return "WMI_ACS_PASSIVE_SCAN_COMPLETE_EVENT"; 515 case WMI_CONNECT_EVENTID: 516 return "WMI_CONNECT_EVENT"; 517 case WMI_EAPOL_RX_EVENTID: 518 return "WMI_EAPOL_RX_EVENT"; 519 case WMI_BA_STATUS_EVENTID: 520 return "WMI_BA_STATUS_EVENT"; 521 case WMI_RCP_ADDBA_REQ_EVENTID: 522 return "WMI_RCP_ADDBA_REQ_EVENT"; 523 case WMI_DELBA_EVENTID: 524 return "WMI_DELBA_EVENT"; 525 case WMI_RING_EN_EVENTID: 526 return "WMI_RING_EN_EVENT"; 527 case WMI_DATA_PORT_OPEN_EVENTID: 528 return "WMI_DATA_PORT_OPEN_EVENT"; 529 case WMI_AOA_MEAS_EVENTID: 530 return "WMI_AOA_MEAS_EVENT"; 531 case WMI_TOF_SESSION_END_EVENTID: 532 return "WMI_TOF_SESSION_END_EVENT"; 533 case WMI_TOF_GET_CAPABILITIES_EVENTID: 534 return "WMI_TOF_GET_CAPABILITIES_EVENT"; 535 case WMI_TOF_SET_LCR_EVENTID: 536 return "WMI_TOF_SET_LCR_EVENT"; 537 case WMI_TOF_SET_LCI_EVENTID: 538 return "WMI_TOF_SET_LCI_EVENT"; 539 case WMI_TOF_FTM_PER_DEST_RES_EVENTID: 540 return "WMI_TOF_FTM_PER_DEST_RES_EVENT"; 541 case WMI_TOF_CHANNEL_INFO_EVENTID: 542 return "WMI_TOF_CHANNEL_INFO_EVENT"; 543 case WMI_TRAFFIC_SUSPEND_EVENTID: 544 return "WMI_TRAFFIC_SUSPEND_EVENT"; 545 case WMI_ECHO_RSP_EVENTID: 546 return "WMI_ECHO_RSP_EVENT"; 547 case WMI_LED_CFG_DONE_EVENTID: 548 return "WMI_LED_CFG_DONE_EVENT"; 549 case WMI_PCP_STARTED_EVENTID: 550 return "WMI_PCP_STARTED_EVENT"; 551 case WMI_PCP_STOPPED_EVENTID: 552 return "WMI_PCP_STOPPED_EVENT"; 553 case WMI_GET_SSID_EVENTID: 554 return "WMI_GET_SSID_EVENT"; 555 case WMI_GET_PCP_CHANNEL_EVENTID: 556 return "WMI_GET_PCP_CHANNEL_EVENT"; 557 case WMI_P2P_CFG_DONE_EVENTID: 558 return "WMI_P2P_CFG_DONE_EVENT"; 559 case WMI_PORT_ALLOCATED_EVENTID: 560 return "WMI_PORT_ALLOCATED_EVENT"; 561 case WMI_PORT_DELETED_EVENTID: 562 return "WMI_PORT_DELETED_EVENT"; 563 case WMI_LISTEN_STARTED_EVENTID: 564 return "WMI_LISTEN_STARTED_EVENT"; 565 case WMI_SEARCH_STARTED_EVENTID: 566 return "WMI_SEARCH_STARTED_EVENT"; 567 case WMI_DISCOVERY_STOPPED_EVENTID: 568 return "WMI_DISCOVERY_STOPPED_EVENT"; 569 case WMI_CFG_RX_CHAIN_DONE_EVENTID: 570 return "WMI_CFG_RX_CHAIN_DONE_EVENT"; 571 case WMI_TEMP_SENSE_DONE_EVENTID: 572 return "WMI_TEMP_SENSE_DONE_EVENT"; 573 case WMI_RCP_ADDBA_RESP_SENT_EVENTID: 574 return "WMI_RCP_ADDBA_RESP_SENT_EVENT"; 575 case WMI_PS_DEV_PROFILE_CFG_EVENTID: 576 return "WMI_PS_DEV_PROFILE_CFG_EVENT"; 577 case WMI_SET_MGMT_RETRY_LIMIT_EVENTID: 578 return "WMI_SET_MGMT_RETRY_LIMIT_EVENT"; 579 case WMI_GET_MGMT_RETRY_LIMIT_EVENTID: 580 return "WMI_GET_MGMT_RETRY_LIMIT_EVENT"; 581 case WMI_SET_THERMAL_THROTTLING_CFG_EVENTID: 582 return "WMI_SET_THERMAL_THROTTLING_CFG_EVENT"; 583 case WMI_GET_THERMAL_THROTTLING_CFG_EVENTID: 584 return "WMI_GET_THERMAL_THROTTLING_CFG_EVENT"; 585 case WMI_LINK_MAINTAIN_CFG_WRITE_DONE_EVENTID: 586 return "WMI_LINK_MAINTAIN_CFG_WRITE_DONE_EVENT"; 587 case WMI_LO_POWER_CALIB_FROM_OTP_EVENTID: 588 return "WMI_LO_POWER_CALIB_FROM_OTP_EVENT"; 589 case WMI_START_SCHED_SCAN_EVENTID: 590 return "WMI_START_SCHED_SCAN_EVENT"; 591 case WMI_STOP_SCHED_SCAN_EVENTID: 592 return "WMI_STOP_SCHED_SCAN_EVENT"; 593 case WMI_SCHED_SCAN_RESULT_EVENTID: 594 return "WMI_SCHED_SCAN_RESULT_EVENT"; 595 case WMI_TX_STATUS_RING_CFG_DONE_EVENTID: 596 return "WMI_TX_STATUS_RING_CFG_DONE_EVENT"; 597 case WMI_RX_STATUS_RING_CFG_DONE_EVENTID: 598 return "WMI_RX_STATUS_RING_CFG_DONE_EVENT"; 599 case WMI_TX_DESC_RING_CFG_DONE_EVENTID: 600 return "WMI_TX_DESC_RING_CFG_DONE_EVENT"; 601 case WMI_RX_DESC_RING_CFG_DONE_EVENTID: 602 return "WMI_RX_DESC_RING_CFG_DONE_EVENT"; 603 case WMI_CFG_DEF_RX_OFFLOAD_DONE_EVENTID: 604 return "WMI_CFG_DEF_RX_OFFLOAD_DONE_EVENT"; 605 case WMI_LINK_STATS_CONFIG_DONE_EVENTID: 606 return "WMI_LINK_STATS_CONFIG_DONE_EVENT"; 607 case WMI_LINK_STATS_EVENTID: 608 return "WMI_LINK_STATS_EVENT"; 609 default: 610 return "Untracked EVENT"; 611 } 612 } 613 614 static int __wmi_send(struct wil6210_priv *wil, u16 cmdid, u8 mid, 615 void *buf, u16 len) 616 { 617 struct { 618 struct wil6210_mbox_hdr hdr; 619 struct wmi_cmd_hdr wmi; 620 } __packed cmd = { 621 .hdr = { 622 .type = WIL_MBOX_HDR_TYPE_WMI, 623 .flags = 0, 624 .len = cpu_to_le16(sizeof(cmd.wmi) + len), 625 }, 626 .wmi = { 627 .mid = mid, 628 .command_id = cpu_to_le16(cmdid), 629 }, 630 }; 631 struct wil6210_mbox_ring *r = &wil->mbox_ctl.tx; 632 struct wil6210_mbox_ring_desc d_head; 633 u32 next_head; 634 void __iomem *dst; 635 void __iomem *head = wmi_addr(wil, r->head); 636 uint retry; 637 int rc = 0; 638 639 if (len > r->entry_size - sizeof(cmd)) { 640 wil_err(wil, "WMI size too large: %d bytes, max is %d\n", 641 (int)(sizeof(cmd) + len), r->entry_size); 642 return -ERANGE; 643 } 644 645 might_sleep(); 646 647 if (!test_bit(wil_status_fwready, wil->status)) { 648 wil_err(wil, "WMI: cannot send command while FW not ready\n"); 649 return -EAGAIN; 650 } 651 652 /* Allow sending only suspend / resume commands during susepnd flow */ 653 if ((test_bit(wil_status_suspending, wil->status) || 654 test_bit(wil_status_suspended, wil->status) || 655 test_bit(wil_status_resuming, wil->status)) && 656 ((cmdid != WMI_TRAFFIC_SUSPEND_CMDID) && 657 (cmdid != WMI_TRAFFIC_RESUME_CMDID))) { 658 wil_err(wil, "WMI: reject send_command during suspend\n"); 659 return -EINVAL; 660 } 661 662 if (!head) { 663 wil_err(wil, "WMI head is garbage: 0x%08x\n", r->head); 664 return -EINVAL; 665 } 666 667 wil_halp_vote(wil); 668 669 /* read Tx head till it is not busy */ 670 for (retry = 5; retry > 0; retry--) { 671 wil_memcpy_fromio_32(&d_head, head, sizeof(d_head)); 672 if (d_head.sync == 0) 673 break; 674 msleep(20); 675 } 676 if (d_head.sync != 0) { 677 wil_err(wil, "WMI head busy\n"); 678 rc = -EBUSY; 679 goto out; 680 } 681 /* next head */ 682 next_head = r->base + ((r->head - r->base + sizeof(d_head)) % r->size); 683 wil_dbg_wmi(wil, "Head 0x%08x -> 0x%08x\n", r->head, next_head); 684 /* wait till FW finish with previous command */ 685 for (retry = 5; retry > 0; retry--) { 686 if (!test_bit(wil_status_fwready, wil->status)) { 687 wil_err(wil, "WMI: cannot send command while FW not ready\n"); 688 rc = -EAGAIN; 689 goto out; 690 } 691 r->tail = wil_r(wil, RGF_MBOX + 692 offsetof(struct wil6210_mbox_ctl, tx.tail)); 693 if (next_head != r->tail) 694 break; 695 msleep(20); 696 } 697 if (next_head == r->tail) { 698 wil_err(wil, "WMI ring full\n"); 699 rc = -EBUSY; 700 goto out; 701 } 702 dst = wmi_buffer(wil, d_head.addr); 703 if (!dst) { 704 wil_err(wil, "invalid WMI buffer: 0x%08x\n", 705 le32_to_cpu(d_head.addr)); 706 rc = -EAGAIN; 707 goto out; 708 } 709 cmd.hdr.seq = cpu_to_le16(++wil->wmi_seq); 710 /* set command */ 711 wil_dbg_wmi(wil, "sending %s (0x%04x) [%d] mid %d\n", 712 cmdid2name(cmdid), cmdid, len, mid); 713 wil_hex_dump_wmi("Cmd ", DUMP_PREFIX_OFFSET, 16, 1, &cmd, 714 sizeof(cmd), true); 715 wil_hex_dump_wmi("cmd ", DUMP_PREFIX_OFFSET, 16, 1, buf, 716 len, true); 717 wil_memcpy_toio_32(dst, &cmd, sizeof(cmd)); 718 wil_memcpy_toio_32(dst + sizeof(cmd), buf, len); 719 /* mark entry as full */ 720 wil_w(wil, r->head + offsetof(struct wil6210_mbox_ring_desc, sync), 1); 721 /* advance next ptr */ 722 wil_w(wil, RGF_MBOX + offsetof(struct wil6210_mbox_ctl, tx.head), 723 r->head = next_head); 724 725 trace_wil6210_wmi_cmd(&cmd.wmi, buf, len); 726 727 /* interrupt to FW */ 728 wil_w(wil, RGF_USER_USER_ICR + offsetof(struct RGF_ICR, ICS), 729 SW_INT_MBOX); 730 731 out: 732 wil_halp_unvote(wil); 733 return rc; 734 } 735 736 int wmi_send(struct wil6210_priv *wil, u16 cmdid, u8 mid, void *buf, u16 len) 737 { 738 int rc; 739 740 mutex_lock(&wil->wmi_mutex); 741 rc = __wmi_send(wil, cmdid, mid, buf, len); 742 mutex_unlock(&wil->wmi_mutex); 743 744 return rc; 745 } 746 747 /*=== Event handlers ===*/ 748 static void wmi_evt_ready(struct wil6210_vif *vif, int id, void *d, int len) 749 { 750 struct wil6210_priv *wil = vif_to_wil(vif); 751 struct wiphy *wiphy = wil_to_wiphy(wil); 752 struct wmi_ready_event *evt = d; 753 754 wil_info(wil, "FW ver. %s(SW %d); MAC %pM; %d MID's\n", 755 wil->fw_version, le32_to_cpu(evt->sw_version), 756 evt->mac, evt->numof_additional_mids); 757 if (evt->numof_additional_mids + 1 < wil->max_vifs) { 758 wil_err(wil, "FW does not support enough MIDs (need %d)", 759 wil->max_vifs - 1); 760 return; /* FW load will fail after timeout */ 761 } 762 /* ignore MAC address, we already have it from the boot loader */ 763 strlcpy(wiphy->fw_version, wil->fw_version, sizeof(wiphy->fw_version)); 764 765 if (len > offsetof(struct wmi_ready_event, rfc_read_calib_result)) { 766 wil_dbg_wmi(wil, "rfc calibration result %d\n", 767 evt->rfc_read_calib_result); 768 wil->fw_calib_result = evt->rfc_read_calib_result; 769 } 770 wil_set_recovery_state(wil, fw_recovery_idle); 771 set_bit(wil_status_fwready, wil->status); 772 /* let the reset sequence continue */ 773 complete(&wil->wmi_ready); 774 } 775 776 static void wmi_evt_rx_mgmt(struct wil6210_vif *vif, int id, void *d, int len) 777 { 778 struct wil6210_priv *wil = vif_to_wil(vif); 779 struct wmi_rx_mgmt_packet_event *data = d; 780 struct wiphy *wiphy = wil_to_wiphy(wil); 781 struct ieee80211_mgmt *rx_mgmt_frame = 782 (struct ieee80211_mgmt *)data->payload; 783 int flen = len - offsetof(struct wmi_rx_mgmt_packet_event, payload); 784 int ch_no; 785 u32 freq; 786 struct ieee80211_channel *channel; 787 s32 signal; 788 __le16 fc; 789 u32 d_len; 790 u16 d_status; 791 792 if (flen < 0) { 793 wil_err(wil, "MGMT Rx: short event, len %d\n", len); 794 return; 795 } 796 797 d_len = le32_to_cpu(data->info.len); 798 if (d_len != flen) { 799 wil_err(wil, 800 "MGMT Rx: length mismatch, d_len %d should be %d\n", 801 d_len, flen); 802 return; 803 } 804 805 ch_no = data->info.channel + 1; 806 freq = ieee80211_channel_to_frequency(ch_no, NL80211_BAND_60GHZ); 807 channel = ieee80211_get_channel(wiphy, freq); 808 if (test_bit(WMI_FW_CAPABILITY_RSSI_REPORTING, wil->fw_capabilities)) 809 signal = 100 * data->info.rssi; 810 else 811 signal = data->info.sqi; 812 d_status = le16_to_cpu(data->info.status); 813 fc = rx_mgmt_frame->frame_control; 814 815 wil_dbg_wmi(wil, "MGMT Rx: channel %d MCS %d RSSI %d SQI %d%%\n", 816 data->info.channel, data->info.mcs, data->info.rssi, 817 data->info.sqi); 818 wil_dbg_wmi(wil, "status 0x%04x len %d fc 0x%04x\n", d_status, d_len, 819 le16_to_cpu(fc)); 820 wil_dbg_wmi(wil, "qid %d mid %d cid %d\n", 821 data->info.qid, data->info.mid, data->info.cid); 822 wil_hex_dump_wmi("MGMT Rx ", DUMP_PREFIX_OFFSET, 16, 1, rx_mgmt_frame, 823 d_len, true); 824 825 if (!channel) { 826 wil_err(wil, "Frame on unsupported channel\n"); 827 return; 828 } 829 830 if (ieee80211_is_beacon(fc) || ieee80211_is_probe_resp(fc)) { 831 struct cfg80211_bss *bss; 832 u64 tsf = le64_to_cpu(rx_mgmt_frame->u.beacon.timestamp); 833 u16 cap = le16_to_cpu(rx_mgmt_frame->u.beacon.capab_info); 834 u16 bi = le16_to_cpu(rx_mgmt_frame->u.beacon.beacon_int); 835 const u8 *ie_buf = rx_mgmt_frame->u.beacon.variable; 836 size_t ie_len = d_len - offsetof(struct ieee80211_mgmt, 837 u.beacon.variable); 838 wil_dbg_wmi(wil, "Capability info : 0x%04x\n", cap); 839 wil_dbg_wmi(wil, "TSF : 0x%016llx\n", tsf); 840 wil_dbg_wmi(wil, "Beacon interval : %d\n", bi); 841 wil_hex_dump_wmi("IE ", DUMP_PREFIX_OFFSET, 16, 1, ie_buf, 842 ie_len, true); 843 844 wil_dbg_wmi(wil, "Capability info : 0x%04x\n", cap); 845 846 bss = cfg80211_inform_bss_frame(wiphy, channel, rx_mgmt_frame, 847 d_len, signal, GFP_KERNEL); 848 if (bss) { 849 wil_dbg_wmi(wil, "Added BSS %pM\n", 850 rx_mgmt_frame->bssid); 851 cfg80211_put_bss(wiphy, bss); 852 } else { 853 wil_err(wil, "cfg80211_inform_bss_frame() failed\n"); 854 } 855 } else { 856 mutex_lock(&wil->vif_mutex); 857 cfg80211_rx_mgmt(vif_to_radio_wdev(wil, vif), freq, signal, 858 (void *)rx_mgmt_frame, d_len, 0); 859 mutex_unlock(&wil->vif_mutex); 860 } 861 } 862 863 static void wmi_evt_tx_mgmt(struct wil6210_vif *vif, int id, void *d, int len) 864 { 865 struct wmi_tx_mgmt_packet_event *data = d; 866 struct ieee80211_mgmt *mgmt_frame = 867 (struct ieee80211_mgmt *)data->payload; 868 int flen = len - offsetof(struct wmi_tx_mgmt_packet_event, payload); 869 870 wil_hex_dump_wmi("MGMT Tx ", DUMP_PREFIX_OFFSET, 16, 1, mgmt_frame, 871 flen, true); 872 } 873 874 static void wmi_evt_scan_complete(struct wil6210_vif *vif, int id, 875 void *d, int len) 876 { 877 struct wil6210_priv *wil = vif_to_wil(vif); 878 879 mutex_lock(&wil->vif_mutex); 880 if (vif->scan_request) { 881 struct wmi_scan_complete_event *data = d; 882 int status = le32_to_cpu(data->status); 883 struct cfg80211_scan_info info = { 884 .aborted = ((status != WMI_SCAN_SUCCESS) && 885 (status != WMI_SCAN_ABORT_REJECTED)), 886 }; 887 888 wil_dbg_wmi(wil, "SCAN_COMPLETE(0x%08x)\n", status); 889 wil_dbg_misc(wil, "Complete scan_request 0x%p aborted %d\n", 890 vif->scan_request, info.aborted); 891 del_timer_sync(&vif->scan_timer); 892 cfg80211_scan_done(vif->scan_request, &info); 893 if (vif->mid == 0) 894 wil->radio_wdev = wil->main_ndev->ieee80211_ptr; 895 vif->scan_request = NULL; 896 wake_up_interruptible(&wil->wq); 897 if (vif->p2p.pending_listen_wdev) { 898 wil_dbg_misc(wil, "Scheduling delayed listen\n"); 899 schedule_work(&vif->p2p.delayed_listen_work); 900 } 901 } else { 902 wil_err(wil, "SCAN_COMPLETE while not scanning\n"); 903 } 904 mutex_unlock(&wil->vif_mutex); 905 } 906 907 static void wmi_evt_connect(struct wil6210_vif *vif, int id, void *d, int len) 908 { 909 struct wil6210_priv *wil = vif_to_wil(vif); 910 struct net_device *ndev = vif_to_ndev(vif); 911 struct wireless_dev *wdev = vif_to_wdev(vif); 912 struct wmi_connect_event *evt = d; 913 int ch; /* channel number */ 914 struct station_info *sinfo; 915 u8 *assoc_req_ie, *assoc_resp_ie; 916 size_t assoc_req_ielen, assoc_resp_ielen; 917 /* capinfo(u16) + listen_interval(u16) + IEs */ 918 const size_t assoc_req_ie_offset = sizeof(u16) * 2; 919 /* capinfo(u16) + status_code(u16) + associd(u16) + IEs */ 920 const size_t assoc_resp_ie_offset = sizeof(u16) * 3; 921 int rc; 922 923 if (len < sizeof(*evt)) { 924 wil_err(wil, "Connect event too short : %d bytes\n", len); 925 return; 926 } 927 if (len != sizeof(*evt) + evt->beacon_ie_len + evt->assoc_req_len + 928 evt->assoc_resp_len) { 929 wil_err(wil, 930 "Connect event corrupted : %d != %d + %d + %d + %d\n", 931 len, (int)sizeof(*evt), evt->beacon_ie_len, 932 evt->assoc_req_len, evt->assoc_resp_len); 933 return; 934 } 935 if (evt->cid >= WIL6210_MAX_CID) { 936 wil_err(wil, "Connect CID invalid : %d\n", evt->cid); 937 return; 938 } 939 940 ch = evt->channel + 1; 941 wil_info(wil, "Connect %pM channel [%d] cid %d aid %d\n", 942 evt->bssid, ch, evt->cid, evt->aid); 943 wil_hex_dump_wmi("connect AI : ", DUMP_PREFIX_OFFSET, 16, 1, 944 evt->assoc_info, len - sizeof(*evt), true); 945 946 /* figure out IE's */ 947 assoc_req_ie = &evt->assoc_info[evt->beacon_ie_len + 948 assoc_req_ie_offset]; 949 assoc_req_ielen = evt->assoc_req_len - assoc_req_ie_offset; 950 if (evt->assoc_req_len <= assoc_req_ie_offset) { 951 assoc_req_ie = NULL; 952 assoc_req_ielen = 0; 953 } 954 955 assoc_resp_ie = &evt->assoc_info[evt->beacon_ie_len + 956 evt->assoc_req_len + 957 assoc_resp_ie_offset]; 958 assoc_resp_ielen = evt->assoc_resp_len - assoc_resp_ie_offset; 959 if (evt->assoc_resp_len <= assoc_resp_ie_offset) { 960 assoc_resp_ie = NULL; 961 assoc_resp_ielen = 0; 962 } 963 964 if (test_bit(wil_status_resetting, wil->status) || 965 !test_bit(wil_status_fwready, wil->status)) { 966 wil_err(wil, "status_resetting, cancel connect event, CID %d\n", 967 evt->cid); 968 /* no need for cleanup, wil_reset will do that */ 969 return; 970 } 971 972 mutex_lock(&wil->mutex); 973 974 if ((wdev->iftype == NL80211_IFTYPE_STATION) || 975 (wdev->iftype == NL80211_IFTYPE_P2P_CLIENT)) { 976 if (!test_bit(wil_vif_fwconnecting, vif->status)) { 977 wil_err(wil, "Not in connecting state\n"); 978 mutex_unlock(&wil->mutex); 979 return; 980 } 981 del_timer_sync(&vif->connect_timer); 982 } else if ((wdev->iftype == NL80211_IFTYPE_AP) || 983 (wdev->iftype == NL80211_IFTYPE_P2P_GO)) { 984 if (wil->sta[evt->cid].status != wil_sta_unused) { 985 wil_err(wil, "AP: Invalid status %d for CID %d\n", 986 wil->sta[evt->cid].status, evt->cid); 987 mutex_unlock(&wil->mutex); 988 return; 989 } 990 } 991 992 ether_addr_copy(wil->sta[evt->cid].addr, evt->bssid); 993 wil->sta[evt->cid].mid = vif->mid; 994 wil->sta[evt->cid].status = wil_sta_conn_pending; 995 996 rc = wil_ring_init_tx(vif, evt->cid); 997 if (rc) { 998 wil_err(wil, "config tx vring failed for CID %d, rc (%d)\n", 999 evt->cid, rc); 1000 wmi_disconnect_sta(vif, wil->sta[evt->cid].addr, 1001 WLAN_REASON_UNSPECIFIED, false, false); 1002 } else { 1003 wil_info(wil, "successful connection to CID %d\n", evt->cid); 1004 } 1005 1006 if ((wdev->iftype == NL80211_IFTYPE_STATION) || 1007 (wdev->iftype == NL80211_IFTYPE_P2P_CLIENT)) { 1008 if (rc) { 1009 netif_carrier_off(ndev); 1010 wil6210_bus_request(wil, WIL_DEFAULT_BUS_REQUEST_KBPS); 1011 wil_err(wil, "cfg80211_connect_result with failure\n"); 1012 cfg80211_connect_result(ndev, evt->bssid, NULL, 0, 1013 NULL, 0, 1014 WLAN_STATUS_UNSPECIFIED_FAILURE, 1015 GFP_KERNEL); 1016 goto out; 1017 } else { 1018 struct wiphy *wiphy = wil_to_wiphy(wil); 1019 1020 cfg80211_ref_bss(wiphy, vif->bss); 1021 cfg80211_connect_bss(ndev, evt->bssid, vif->bss, 1022 assoc_req_ie, assoc_req_ielen, 1023 assoc_resp_ie, assoc_resp_ielen, 1024 WLAN_STATUS_SUCCESS, GFP_KERNEL, 1025 NL80211_TIMEOUT_UNSPECIFIED); 1026 } 1027 vif->bss = NULL; 1028 } else if ((wdev->iftype == NL80211_IFTYPE_AP) || 1029 (wdev->iftype == NL80211_IFTYPE_P2P_GO)) { 1030 1031 if (rc) { 1032 if (disable_ap_sme) 1033 /* notify new_sta has failed */ 1034 cfg80211_del_sta(ndev, evt->bssid, GFP_KERNEL); 1035 goto out; 1036 } 1037 1038 sinfo = kzalloc(sizeof(*sinfo), GFP_KERNEL); 1039 if (!sinfo) { 1040 rc = -ENOMEM; 1041 goto out; 1042 } 1043 1044 sinfo->generation = wil->sinfo_gen++; 1045 1046 if (assoc_req_ie) { 1047 sinfo->assoc_req_ies = assoc_req_ie; 1048 sinfo->assoc_req_ies_len = assoc_req_ielen; 1049 } 1050 1051 cfg80211_new_sta(ndev, evt->bssid, sinfo, GFP_KERNEL); 1052 1053 kfree(sinfo); 1054 } else { 1055 wil_err(wil, "unhandled iftype %d for CID %d\n", wdev->iftype, 1056 evt->cid); 1057 goto out; 1058 } 1059 1060 wil->sta[evt->cid].status = wil_sta_connected; 1061 wil->sta[evt->cid].aid = evt->aid; 1062 if (!test_and_set_bit(wil_vif_fwconnected, vif->status)) 1063 atomic_inc(&wil->connected_vifs); 1064 wil_update_net_queues_bh(wil, vif, NULL, false); 1065 1066 out: 1067 if (rc) { 1068 wil->sta[evt->cid].status = wil_sta_unused; 1069 wil->sta[evt->cid].mid = U8_MAX; 1070 } 1071 clear_bit(wil_vif_fwconnecting, vif->status); 1072 mutex_unlock(&wil->mutex); 1073 } 1074 1075 static void wmi_evt_disconnect(struct wil6210_vif *vif, int id, 1076 void *d, int len) 1077 { 1078 struct wil6210_priv *wil = vif_to_wil(vif); 1079 struct wmi_disconnect_event *evt = d; 1080 u16 reason_code = le16_to_cpu(evt->protocol_reason_status); 1081 1082 wil_info(wil, "Disconnect %pM reason [proto %d wmi %d]\n", 1083 evt->bssid, reason_code, evt->disconnect_reason); 1084 1085 wil->sinfo_gen++; 1086 1087 if (test_bit(wil_status_resetting, wil->status) || 1088 !test_bit(wil_status_fwready, wil->status)) { 1089 wil_err(wil, "status_resetting, cancel disconnect event\n"); 1090 /* no need for cleanup, wil_reset will do that */ 1091 return; 1092 } 1093 1094 mutex_lock(&wil->mutex); 1095 wil6210_disconnect(vif, evt->bssid, reason_code, true); 1096 mutex_unlock(&wil->mutex); 1097 } 1098 1099 /* 1100 * Firmware reports EAPOL frame using WME event. 1101 * Reconstruct Ethernet frame and deliver it via normal Rx 1102 */ 1103 static void wmi_evt_eapol_rx(struct wil6210_vif *vif, int id, void *d, int len) 1104 { 1105 struct wil6210_priv *wil = vif_to_wil(vif); 1106 struct net_device *ndev = vif_to_ndev(vif); 1107 struct wmi_eapol_rx_event *evt = d; 1108 u16 eapol_len = le16_to_cpu(evt->eapol_len); 1109 int sz = eapol_len + ETH_HLEN; 1110 struct sk_buff *skb; 1111 struct ethhdr *eth; 1112 int cid; 1113 struct wil_net_stats *stats = NULL; 1114 1115 wil_dbg_wmi(wil, "EAPOL len %d from %pM MID %d\n", eapol_len, 1116 evt->src_mac, vif->mid); 1117 1118 cid = wil_find_cid(wil, vif->mid, evt->src_mac); 1119 if (cid >= 0) 1120 stats = &wil->sta[cid].stats; 1121 1122 if (eapol_len > 196) { /* TODO: revisit size limit */ 1123 wil_err(wil, "EAPOL too large\n"); 1124 return; 1125 } 1126 1127 skb = alloc_skb(sz, GFP_KERNEL); 1128 if (!skb) { 1129 wil_err(wil, "Failed to allocate skb\n"); 1130 return; 1131 } 1132 1133 eth = skb_put(skb, ETH_HLEN); 1134 ether_addr_copy(eth->h_dest, ndev->dev_addr); 1135 ether_addr_copy(eth->h_source, evt->src_mac); 1136 eth->h_proto = cpu_to_be16(ETH_P_PAE); 1137 skb_put_data(skb, evt->eapol, eapol_len); 1138 skb->protocol = eth_type_trans(skb, ndev); 1139 if (likely(netif_rx_ni(skb) == NET_RX_SUCCESS)) { 1140 ndev->stats.rx_packets++; 1141 ndev->stats.rx_bytes += sz; 1142 if (stats) { 1143 stats->rx_packets++; 1144 stats->rx_bytes += sz; 1145 } 1146 } else { 1147 ndev->stats.rx_dropped++; 1148 if (stats) 1149 stats->rx_dropped++; 1150 } 1151 } 1152 1153 static void wmi_evt_ring_en(struct wil6210_vif *vif, int id, void *d, int len) 1154 { 1155 struct wil6210_priv *wil = vif_to_wil(vif); 1156 struct wmi_ring_en_event *evt = d; 1157 u8 vri = evt->ring_index; 1158 struct wireless_dev *wdev = vif_to_wdev(vif); 1159 1160 wil_dbg_wmi(wil, "Enable vring %d MID %d\n", vri, vif->mid); 1161 1162 if (vri >= ARRAY_SIZE(wil->ring_tx)) { 1163 wil_err(wil, "Enable for invalid vring %d\n", vri); 1164 return; 1165 } 1166 1167 if (wdev->iftype != NL80211_IFTYPE_AP || !disable_ap_sme) 1168 /* in AP mode with disable_ap_sme, this is done by 1169 * wil_cfg80211_change_station() 1170 */ 1171 wil->ring_tx_data[vri].dot1x_open = true; 1172 if (vri == vif->bcast_ring) /* no BA for bcast */ 1173 return; 1174 if (agg_wsize >= 0) 1175 wil_addba_tx_request(wil, vri, agg_wsize); 1176 } 1177 1178 static void wmi_evt_ba_status(struct wil6210_vif *vif, int id, 1179 void *d, int len) 1180 { 1181 struct wil6210_priv *wil = vif_to_wil(vif); 1182 struct wmi_ba_status_event *evt = d; 1183 struct wil_ring_tx_data *txdata; 1184 1185 wil_dbg_wmi(wil, "BACK[%d] %s {%d} timeout %d AMSDU%s\n", 1186 evt->ringid, 1187 evt->status == WMI_BA_AGREED ? "OK" : "N/A", 1188 evt->agg_wsize, __le16_to_cpu(evt->ba_timeout), 1189 evt->amsdu ? "+" : "-"); 1190 1191 if (evt->ringid >= WIL6210_MAX_TX_RINGS) { 1192 wil_err(wil, "invalid ring id %d\n", evt->ringid); 1193 return; 1194 } 1195 1196 if (evt->status != WMI_BA_AGREED) { 1197 evt->ba_timeout = 0; 1198 evt->agg_wsize = 0; 1199 evt->amsdu = 0; 1200 } 1201 1202 txdata = &wil->ring_tx_data[evt->ringid]; 1203 1204 txdata->agg_timeout = le16_to_cpu(evt->ba_timeout); 1205 txdata->agg_wsize = evt->agg_wsize; 1206 txdata->agg_amsdu = evt->amsdu; 1207 txdata->addba_in_progress = false; 1208 } 1209 1210 static void wmi_evt_addba_rx_req(struct wil6210_vif *vif, int id, 1211 void *d, int len) 1212 { 1213 struct wil6210_priv *wil = vif_to_wil(vif); 1214 struct wmi_rcp_addba_req_event *evt = d; 1215 1216 wil_addba_rx_request(wil, vif->mid, evt->cidxtid, evt->dialog_token, 1217 evt->ba_param_set, evt->ba_timeout, 1218 evt->ba_seq_ctrl); 1219 } 1220 1221 static void wmi_evt_delba(struct wil6210_vif *vif, int id, void *d, int len) 1222 __acquires(&sta->tid_rx_lock) __releases(&sta->tid_rx_lock) 1223 { 1224 struct wil6210_priv *wil = vif_to_wil(vif); 1225 struct wmi_delba_event *evt = d; 1226 u8 cid, tid; 1227 u16 reason = __le16_to_cpu(evt->reason); 1228 struct wil_sta_info *sta; 1229 struct wil_tid_ampdu_rx *r; 1230 1231 might_sleep(); 1232 parse_cidxtid(evt->cidxtid, &cid, &tid); 1233 wil_dbg_wmi(wil, "DELBA MID %d CID %d TID %d from %s reason %d\n", 1234 vif->mid, cid, tid, 1235 evt->from_initiator ? "originator" : "recipient", 1236 reason); 1237 if (!evt->from_initiator) { 1238 int i; 1239 /* find Tx vring it belongs to */ 1240 for (i = 0; i < ARRAY_SIZE(wil->ring2cid_tid); i++) { 1241 if (wil->ring2cid_tid[i][0] == cid && 1242 wil->ring2cid_tid[i][1] == tid) { 1243 struct wil_ring_tx_data *txdata = 1244 &wil->ring_tx_data[i]; 1245 1246 wil_dbg_wmi(wil, "DELBA Tx vring %d\n", i); 1247 txdata->agg_timeout = 0; 1248 txdata->agg_wsize = 0; 1249 txdata->addba_in_progress = false; 1250 1251 break; /* max. 1 matching ring */ 1252 } 1253 } 1254 if (i >= ARRAY_SIZE(wil->ring2cid_tid)) 1255 wil_err(wil, "DELBA: unable to find Tx vring\n"); 1256 return; 1257 } 1258 1259 sta = &wil->sta[cid]; 1260 1261 spin_lock_bh(&sta->tid_rx_lock); 1262 1263 r = sta->tid_rx[tid]; 1264 sta->tid_rx[tid] = NULL; 1265 wil_tid_ampdu_rx_free(wil, r); 1266 1267 spin_unlock_bh(&sta->tid_rx_lock); 1268 } 1269 1270 static void 1271 wmi_evt_sched_scan_result(struct wil6210_vif *vif, int id, void *d, int len) 1272 { 1273 struct wil6210_priv *wil = vif_to_wil(vif); 1274 struct wmi_sched_scan_result_event *data = d; 1275 struct wiphy *wiphy = wil_to_wiphy(wil); 1276 struct ieee80211_mgmt *rx_mgmt_frame = 1277 (struct ieee80211_mgmt *)data->payload; 1278 int flen = len - offsetof(struct wmi_sched_scan_result_event, payload); 1279 int ch_no; 1280 u32 freq; 1281 struct ieee80211_channel *channel; 1282 s32 signal; 1283 __le16 fc; 1284 u32 d_len; 1285 struct cfg80211_bss *bss; 1286 1287 if (flen < 0) { 1288 wil_err(wil, "sched scan result event too short, len %d\n", 1289 len); 1290 return; 1291 } 1292 1293 d_len = le32_to_cpu(data->info.len); 1294 if (d_len != flen) { 1295 wil_err(wil, 1296 "sched scan result length mismatch, d_len %d should be %d\n", 1297 d_len, flen); 1298 return; 1299 } 1300 1301 fc = rx_mgmt_frame->frame_control; 1302 if (!ieee80211_is_probe_resp(fc)) { 1303 wil_err(wil, "sched scan result invalid frame, fc 0x%04x\n", 1304 fc); 1305 return; 1306 } 1307 1308 ch_no = data->info.channel + 1; 1309 freq = ieee80211_channel_to_frequency(ch_no, NL80211_BAND_60GHZ); 1310 channel = ieee80211_get_channel(wiphy, freq); 1311 if (test_bit(WMI_FW_CAPABILITY_RSSI_REPORTING, wil->fw_capabilities)) 1312 signal = 100 * data->info.rssi; 1313 else 1314 signal = data->info.sqi; 1315 1316 wil_dbg_wmi(wil, "sched scan result: channel %d MCS %d RSSI %d\n", 1317 data->info.channel, data->info.mcs, data->info.rssi); 1318 wil_dbg_wmi(wil, "len %d qid %d mid %d cid %d\n", 1319 d_len, data->info.qid, data->info.mid, data->info.cid); 1320 wil_hex_dump_wmi("PROBE ", DUMP_PREFIX_OFFSET, 16, 1, rx_mgmt_frame, 1321 d_len, true); 1322 1323 if (!channel) { 1324 wil_err(wil, "Frame on unsupported channel\n"); 1325 return; 1326 } 1327 1328 bss = cfg80211_inform_bss_frame(wiphy, channel, rx_mgmt_frame, 1329 d_len, signal, GFP_KERNEL); 1330 if (bss) { 1331 wil_dbg_wmi(wil, "Added BSS %pM\n", rx_mgmt_frame->bssid); 1332 cfg80211_put_bss(wiphy, bss); 1333 } else { 1334 wil_err(wil, "cfg80211_inform_bss_frame() failed\n"); 1335 } 1336 1337 cfg80211_sched_scan_results(wiphy, 0); 1338 } 1339 1340 static void wil_link_stats_store_basic(struct wil6210_vif *vif, 1341 struct wmi_link_stats_basic *basic) 1342 { 1343 struct wil6210_priv *wil = vif_to_wil(vif); 1344 u8 cid = basic->cid; 1345 struct wil_sta_info *sta; 1346 1347 if (cid < 0 || cid >= WIL6210_MAX_CID) { 1348 wil_err(wil, "invalid cid %d\n", cid); 1349 return; 1350 } 1351 1352 sta = &wil->sta[cid]; 1353 sta->fw_stats_basic = *basic; 1354 } 1355 1356 static void wil_link_stats_store_global(struct wil6210_vif *vif, 1357 struct wmi_link_stats_global *global) 1358 { 1359 struct wil6210_priv *wil = vif_to_wil(vif); 1360 1361 wil->fw_stats_global.stats = *global; 1362 } 1363 1364 static void wmi_link_stats_parse(struct wil6210_vif *vif, u64 tsf, 1365 bool has_next, void *payload, 1366 size_t payload_size) 1367 { 1368 struct wil6210_priv *wil = vif_to_wil(vif); 1369 size_t hdr_size = sizeof(struct wmi_link_stats_record); 1370 size_t stats_size, record_size, expected_size; 1371 struct wmi_link_stats_record *hdr; 1372 1373 if (payload_size < hdr_size) { 1374 wil_err(wil, "link stats wrong event size %zu\n", payload_size); 1375 return; 1376 } 1377 1378 while (payload_size >= hdr_size) { 1379 hdr = payload; 1380 stats_size = le16_to_cpu(hdr->record_size); 1381 record_size = hdr_size + stats_size; 1382 1383 if (payload_size < record_size) { 1384 wil_err(wil, "link stats payload ended unexpectedly, size %zu < %zu\n", 1385 payload_size, record_size); 1386 return; 1387 } 1388 1389 switch (hdr->record_type_id) { 1390 case WMI_LINK_STATS_TYPE_BASIC: 1391 expected_size = sizeof(struct wmi_link_stats_basic); 1392 if (stats_size < expected_size) { 1393 wil_err(wil, "link stats invalid basic record size %zu < %zu\n", 1394 stats_size, expected_size); 1395 return; 1396 } 1397 if (vif->fw_stats_ready) { 1398 /* clean old statistics */ 1399 vif->fw_stats_tsf = 0; 1400 vif->fw_stats_ready = 0; 1401 } 1402 1403 wil_link_stats_store_basic(vif, payload + hdr_size); 1404 1405 if (!has_next) { 1406 vif->fw_stats_tsf = tsf; 1407 vif->fw_stats_ready = 1; 1408 } 1409 1410 break; 1411 case WMI_LINK_STATS_TYPE_GLOBAL: 1412 expected_size = sizeof(struct wmi_link_stats_global); 1413 if (stats_size < sizeof(struct wmi_link_stats_global)) { 1414 wil_err(wil, "link stats invalid global record size %zu < %zu\n", 1415 stats_size, expected_size); 1416 return; 1417 } 1418 1419 if (wil->fw_stats_global.ready) { 1420 /* clean old statistics */ 1421 wil->fw_stats_global.tsf = 0; 1422 wil->fw_stats_global.ready = 0; 1423 } 1424 1425 wil_link_stats_store_global(vif, payload + hdr_size); 1426 1427 if (!has_next) { 1428 wil->fw_stats_global.tsf = tsf; 1429 wil->fw_stats_global.ready = 1; 1430 } 1431 1432 break; 1433 default: 1434 break; 1435 } 1436 1437 /* skip to next record */ 1438 payload += record_size; 1439 payload_size -= record_size; 1440 } 1441 } 1442 1443 static void 1444 wmi_evt_link_stats(struct wil6210_vif *vif, int id, void *d, int len) 1445 { 1446 struct wil6210_priv *wil = vif_to_wil(vif); 1447 struct wmi_link_stats_event *evt = d; 1448 size_t payload_size; 1449 1450 if (len < offsetof(struct wmi_link_stats_event, payload)) { 1451 wil_err(wil, "stats event way too short %d\n", len); 1452 return; 1453 } 1454 payload_size = le16_to_cpu(evt->payload_size); 1455 if (len < sizeof(struct wmi_link_stats_event) + payload_size) { 1456 wil_err(wil, "stats event too short %d\n", len); 1457 return; 1458 } 1459 1460 wmi_link_stats_parse(vif, le64_to_cpu(evt->tsf), evt->has_next, 1461 evt->payload, payload_size); 1462 } 1463 1464 /** 1465 * Some events are ignored for purpose; and need not be interpreted as 1466 * "unhandled events" 1467 */ 1468 static void wmi_evt_ignore(struct wil6210_vif *vif, int id, void *d, int len) 1469 { 1470 struct wil6210_priv *wil = vif_to_wil(vif); 1471 1472 wil_dbg_wmi(wil, "Ignore event 0x%04x len %d\n", id, len); 1473 } 1474 1475 static const struct { 1476 int eventid; 1477 void (*handler)(struct wil6210_vif *vif, 1478 int eventid, void *data, int data_len); 1479 } wmi_evt_handlers[] = { 1480 {WMI_READY_EVENTID, wmi_evt_ready}, 1481 {WMI_FW_READY_EVENTID, wmi_evt_ignore}, 1482 {WMI_RX_MGMT_PACKET_EVENTID, wmi_evt_rx_mgmt}, 1483 {WMI_TX_MGMT_PACKET_EVENTID, wmi_evt_tx_mgmt}, 1484 {WMI_SCAN_COMPLETE_EVENTID, wmi_evt_scan_complete}, 1485 {WMI_CONNECT_EVENTID, wmi_evt_connect}, 1486 {WMI_DISCONNECT_EVENTID, wmi_evt_disconnect}, 1487 {WMI_EAPOL_RX_EVENTID, wmi_evt_eapol_rx}, 1488 {WMI_BA_STATUS_EVENTID, wmi_evt_ba_status}, 1489 {WMI_RCP_ADDBA_REQ_EVENTID, wmi_evt_addba_rx_req}, 1490 {WMI_DELBA_EVENTID, wmi_evt_delba}, 1491 {WMI_RING_EN_EVENTID, wmi_evt_ring_en}, 1492 {WMI_DATA_PORT_OPEN_EVENTID, wmi_evt_ignore}, 1493 {WMI_SCHED_SCAN_RESULT_EVENTID, wmi_evt_sched_scan_result}, 1494 {WMI_LINK_STATS_EVENTID, wmi_evt_link_stats}, 1495 }; 1496 1497 /* 1498 * Run in IRQ context 1499 * Extract WMI command from mailbox. Queue it to the @wil->pending_wmi_ev 1500 * that will be eventually handled by the @wmi_event_worker in the thread 1501 * context of thread "wil6210_wmi" 1502 */ 1503 void wmi_recv_cmd(struct wil6210_priv *wil) 1504 { 1505 struct wil6210_mbox_ring_desc d_tail; 1506 struct wil6210_mbox_hdr hdr; 1507 struct wil6210_mbox_ring *r = &wil->mbox_ctl.rx; 1508 struct pending_wmi_event *evt; 1509 u8 *cmd; 1510 void __iomem *src; 1511 ulong flags; 1512 unsigned n; 1513 unsigned int num_immed_reply = 0; 1514 1515 if (!test_bit(wil_status_mbox_ready, wil->status)) { 1516 wil_err(wil, "Reset in progress. Cannot handle WMI event\n"); 1517 return; 1518 } 1519 1520 if (test_bit(wil_status_suspended, wil->status)) { 1521 wil_err(wil, "suspended. cannot handle WMI event\n"); 1522 return; 1523 } 1524 1525 for (n = 0;; n++) { 1526 u16 len; 1527 bool q; 1528 bool immed_reply = false; 1529 1530 r->head = wil_r(wil, RGF_MBOX + 1531 offsetof(struct wil6210_mbox_ctl, rx.head)); 1532 if (r->tail == r->head) 1533 break; 1534 1535 wil_dbg_wmi(wil, "Mbox head %08x tail %08x\n", 1536 r->head, r->tail); 1537 /* read cmd descriptor from tail */ 1538 wil_memcpy_fromio_32(&d_tail, wil->csr + HOSTADDR(r->tail), 1539 sizeof(struct wil6210_mbox_ring_desc)); 1540 if (d_tail.sync == 0) { 1541 wil_err(wil, "Mbox evt not owned by FW?\n"); 1542 break; 1543 } 1544 1545 /* read cmd header from descriptor */ 1546 if (0 != wmi_read_hdr(wil, d_tail.addr, &hdr)) { 1547 wil_err(wil, "Mbox evt at 0x%08x?\n", 1548 le32_to_cpu(d_tail.addr)); 1549 break; 1550 } 1551 len = le16_to_cpu(hdr.len); 1552 wil_dbg_wmi(wil, "Mbox evt %04x %04x %04x %02x\n", 1553 le16_to_cpu(hdr.seq), len, le16_to_cpu(hdr.type), 1554 hdr.flags); 1555 1556 /* read cmd buffer from descriptor */ 1557 src = wmi_buffer(wil, d_tail.addr) + 1558 sizeof(struct wil6210_mbox_hdr); 1559 evt = kmalloc(ALIGN(offsetof(struct pending_wmi_event, 1560 event.wmi) + len, 4), 1561 GFP_KERNEL); 1562 if (!evt) 1563 break; 1564 1565 evt->event.hdr = hdr; 1566 cmd = (void *)&evt->event.wmi; 1567 wil_memcpy_fromio_32(cmd, src, len); 1568 /* mark entry as empty */ 1569 wil_w(wil, r->tail + 1570 offsetof(struct wil6210_mbox_ring_desc, sync), 0); 1571 /* indicate */ 1572 if ((hdr.type == WIL_MBOX_HDR_TYPE_WMI) && 1573 (len >= sizeof(struct wmi_cmd_hdr))) { 1574 struct wmi_cmd_hdr *wmi = &evt->event.wmi; 1575 u16 id = le16_to_cpu(wmi->command_id); 1576 u8 mid = wmi->mid; 1577 u32 tstamp = le32_to_cpu(wmi->fw_timestamp); 1578 if (test_bit(wil_status_resuming, wil->status)) { 1579 if (id == WMI_TRAFFIC_RESUME_EVENTID) 1580 clear_bit(wil_status_resuming, 1581 wil->status); 1582 else 1583 wil_err(wil, 1584 "WMI evt %d while resuming\n", 1585 id); 1586 } 1587 spin_lock_irqsave(&wil->wmi_ev_lock, flags); 1588 if (wil->reply_id && wil->reply_id == id && 1589 wil->reply_mid == mid) { 1590 if (wil->reply_buf) { 1591 memcpy(wil->reply_buf, wmi, 1592 min(len, wil->reply_size)); 1593 immed_reply = true; 1594 } 1595 if (id == WMI_TRAFFIC_SUSPEND_EVENTID) { 1596 wil_dbg_wmi(wil, 1597 "set suspend_resp_rcvd\n"); 1598 wil->suspend_resp_rcvd = true; 1599 } 1600 } 1601 spin_unlock_irqrestore(&wil->wmi_ev_lock, flags); 1602 1603 wil_dbg_wmi(wil, "recv %s (0x%04x) MID %d @%d msec\n", 1604 eventid2name(id), id, wmi->mid, tstamp); 1605 trace_wil6210_wmi_event(wmi, &wmi[1], 1606 len - sizeof(*wmi)); 1607 } 1608 wil_hex_dump_wmi("evt ", DUMP_PREFIX_OFFSET, 16, 1, 1609 &evt->event.hdr, sizeof(hdr) + len, true); 1610 1611 /* advance tail */ 1612 r->tail = r->base + ((r->tail - r->base + 1613 sizeof(struct wil6210_mbox_ring_desc)) % r->size); 1614 wil_w(wil, RGF_MBOX + 1615 offsetof(struct wil6210_mbox_ctl, rx.tail), r->tail); 1616 1617 if (immed_reply) { 1618 wil_dbg_wmi(wil, "recv_cmd: Complete WMI 0x%04x\n", 1619 wil->reply_id); 1620 kfree(evt); 1621 num_immed_reply++; 1622 complete(&wil->wmi_call); 1623 } else { 1624 /* add to the pending list */ 1625 spin_lock_irqsave(&wil->wmi_ev_lock, flags); 1626 list_add_tail(&evt->list, &wil->pending_wmi_ev); 1627 spin_unlock_irqrestore(&wil->wmi_ev_lock, flags); 1628 q = queue_work(wil->wmi_wq, &wil->wmi_event_worker); 1629 wil_dbg_wmi(wil, "queue_work -> %d\n", q); 1630 } 1631 } 1632 /* normally, 1 event per IRQ should be processed */ 1633 wil_dbg_wmi(wil, "recv_cmd: -> %d events queued, %d completed\n", 1634 n - num_immed_reply, num_immed_reply); 1635 } 1636 1637 int wmi_call(struct wil6210_priv *wil, u16 cmdid, u8 mid, void *buf, u16 len, 1638 u16 reply_id, void *reply, u16 reply_size, int to_msec) 1639 { 1640 int rc; 1641 unsigned long remain; 1642 1643 mutex_lock(&wil->wmi_mutex); 1644 1645 spin_lock(&wil->wmi_ev_lock); 1646 wil->reply_id = reply_id; 1647 wil->reply_mid = mid; 1648 wil->reply_buf = reply; 1649 wil->reply_size = reply_size; 1650 reinit_completion(&wil->wmi_call); 1651 spin_unlock(&wil->wmi_ev_lock); 1652 1653 rc = __wmi_send(wil, cmdid, mid, buf, len); 1654 if (rc) 1655 goto out; 1656 1657 remain = wait_for_completion_timeout(&wil->wmi_call, 1658 msecs_to_jiffies(to_msec)); 1659 if (0 == remain) { 1660 wil_err(wil, "wmi_call(0x%04x->0x%04x) timeout %d msec\n", 1661 cmdid, reply_id, to_msec); 1662 rc = -ETIME; 1663 } else { 1664 wil_dbg_wmi(wil, 1665 "wmi_call(0x%04x->0x%04x) completed in %d msec\n", 1666 cmdid, reply_id, 1667 to_msec - jiffies_to_msecs(remain)); 1668 } 1669 1670 out: 1671 spin_lock(&wil->wmi_ev_lock); 1672 wil->reply_id = 0; 1673 wil->reply_mid = U8_MAX; 1674 wil->reply_buf = NULL; 1675 wil->reply_size = 0; 1676 spin_unlock(&wil->wmi_ev_lock); 1677 1678 mutex_unlock(&wil->wmi_mutex); 1679 1680 return rc; 1681 } 1682 1683 int wmi_echo(struct wil6210_priv *wil) 1684 { 1685 struct wil6210_vif *vif = ndev_to_vif(wil->main_ndev); 1686 struct wmi_echo_cmd cmd = { 1687 .value = cpu_to_le32(0x12345678), 1688 }; 1689 1690 return wmi_call(wil, WMI_ECHO_CMDID, vif->mid, &cmd, sizeof(cmd), 1691 WMI_ECHO_RSP_EVENTID, NULL, 0, 50); 1692 } 1693 1694 int wmi_set_mac_address(struct wil6210_priv *wil, void *addr) 1695 { 1696 struct wil6210_vif *vif = ndev_to_vif(wil->main_ndev); 1697 struct wmi_set_mac_address_cmd cmd; 1698 1699 ether_addr_copy(cmd.mac, addr); 1700 1701 wil_dbg_wmi(wil, "Set MAC %pM\n", addr); 1702 1703 return wmi_send(wil, WMI_SET_MAC_ADDRESS_CMDID, vif->mid, 1704 &cmd, sizeof(cmd)); 1705 } 1706 1707 int wmi_led_cfg(struct wil6210_priv *wil, bool enable) 1708 { 1709 struct wil6210_vif *vif = ndev_to_vif(wil->main_ndev); 1710 int rc = 0; 1711 struct wmi_led_cfg_cmd cmd = { 1712 .led_mode = enable, 1713 .id = led_id, 1714 .slow_blink_cfg.blink_on = 1715 cpu_to_le32(led_blink_time[WIL_LED_TIME_SLOW].on_ms), 1716 .slow_blink_cfg.blink_off = 1717 cpu_to_le32(led_blink_time[WIL_LED_TIME_SLOW].off_ms), 1718 .medium_blink_cfg.blink_on = 1719 cpu_to_le32(led_blink_time[WIL_LED_TIME_MED].on_ms), 1720 .medium_blink_cfg.blink_off = 1721 cpu_to_le32(led_blink_time[WIL_LED_TIME_MED].off_ms), 1722 .fast_blink_cfg.blink_on = 1723 cpu_to_le32(led_blink_time[WIL_LED_TIME_FAST].on_ms), 1724 .fast_blink_cfg.blink_off = 1725 cpu_to_le32(led_blink_time[WIL_LED_TIME_FAST].off_ms), 1726 .led_polarity = led_polarity, 1727 }; 1728 struct { 1729 struct wmi_cmd_hdr wmi; 1730 struct wmi_led_cfg_done_event evt; 1731 } __packed reply = { 1732 .evt = {.status = cpu_to_le32(WMI_FW_STATUS_FAILURE)}, 1733 }; 1734 1735 if (led_id == WIL_LED_INVALID_ID) 1736 goto out; 1737 1738 if (led_id > WIL_LED_MAX_ID) { 1739 wil_err(wil, "Invalid led id %d\n", led_id); 1740 rc = -EINVAL; 1741 goto out; 1742 } 1743 1744 wil_dbg_wmi(wil, 1745 "%s led %d\n", 1746 enable ? "enabling" : "disabling", led_id); 1747 1748 rc = wmi_call(wil, WMI_LED_CFG_CMDID, vif->mid, &cmd, sizeof(cmd), 1749 WMI_LED_CFG_DONE_EVENTID, &reply, sizeof(reply), 1750 100); 1751 if (rc) 1752 goto out; 1753 1754 if (reply.evt.status) { 1755 wil_err(wil, "led %d cfg failed with status %d\n", 1756 led_id, le32_to_cpu(reply.evt.status)); 1757 rc = -EINVAL; 1758 } 1759 1760 out: 1761 return rc; 1762 } 1763 1764 int wmi_pcp_start(struct wil6210_vif *vif, 1765 int bi, u8 wmi_nettype, u8 chan, u8 hidden_ssid, u8 is_go) 1766 { 1767 struct wil6210_priv *wil = vif_to_wil(vif); 1768 int rc; 1769 1770 struct wmi_pcp_start_cmd cmd = { 1771 .bcon_interval = cpu_to_le16(bi), 1772 .network_type = wmi_nettype, 1773 .disable_sec_offload = 1, 1774 .channel = chan - 1, 1775 .pcp_max_assoc_sta = max_assoc_sta, 1776 .hidden_ssid = hidden_ssid, 1777 .is_go = is_go, 1778 .ap_sme_offload_mode = disable_ap_sme ? 1779 WMI_AP_SME_OFFLOAD_PARTIAL : 1780 WMI_AP_SME_OFFLOAD_FULL, 1781 .abft_len = wil->abft_len, 1782 }; 1783 struct { 1784 struct wmi_cmd_hdr wmi; 1785 struct wmi_pcp_started_event evt; 1786 } __packed reply = { 1787 .evt = {.status = WMI_FW_STATUS_FAILURE}, 1788 }; 1789 1790 if (!vif->privacy) 1791 cmd.disable_sec = 1; 1792 1793 if ((cmd.pcp_max_assoc_sta > WIL6210_MAX_CID) || 1794 (cmd.pcp_max_assoc_sta <= 0)) { 1795 wil_info(wil, 1796 "Requested connection limit %u, valid values are 1 - %d. Setting to %d\n", 1797 max_assoc_sta, WIL6210_MAX_CID, WIL6210_MAX_CID); 1798 cmd.pcp_max_assoc_sta = WIL6210_MAX_CID; 1799 } 1800 1801 if (disable_ap_sme && 1802 !test_bit(WMI_FW_CAPABILITY_AP_SME_OFFLOAD_PARTIAL, 1803 wil->fw_capabilities)) { 1804 wil_err(wil, "disable_ap_sme not supported by FW\n"); 1805 return -EOPNOTSUPP; 1806 } 1807 1808 /* 1809 * Processing time may be huge, in case of secure AP it takes about 1810 * 3500ms for FW to start AP 1811 */ 1812 rc = wmi_call(wil, WMI_PCP_START_CMDID, vif->mid, &cmd, sizeof(cmd), 1813 WMI_PCP_STARTED_EVENTID, &reply, sizeof(reply), 5000); 1814 if (rc) 1815 return rc; 1816 1817 if (reply.evt.status != WMI_FW_STATUS_SUCCESS) 1818 rc = -EINVAL; 1819 1820 if (wmi_nettype != WMI_NETTYPE_P2P) 1821 /* Don't fail due to error in the led configuration */ 1822 wmi_led_cfg(wil, true); 1823 1824 return rc; 1825 } 1826 1827 int wmi_pcp_stop(struct wil6210_vif *vif) 1828 { 1829 struct wil6210_priv *wil = vif_to_wil(vif); 1830 int rc; 1831 1832 rc = wmi_led_cfg(wil, false); 1833 if (rc) 1834 return rc; 1835 1836 return wmi_call(wil, WMI_PCP_STOP_CMDID, vif->mid, NULL, 0, 1837 WMI_PCP_STOPPED_EVENTID, NULL, 0, 20); 1838 } 1839 1840 int wmi_set_ssid(struct wil6210_vif *vif, u8 ssid_len, const void *ssid) 1841 { 1842 struct wil6210_priv *wil = vif_to_wil(vif); 1843 struct wmi_set_ssid_cmd cmd = { 1844 .ssid_len = cpu_to_le32(ssid_len), 1845 }; 1846 1847 if (ssid_len > sizeof(cmd.ssid)) 1848 return -EINVAL; 1849 1850 memcpy(cmd.ssid, ssid, ssid_len); 1851 1852 return wmi_send(wil, WMI_SET_SSID_CMDID, vif->mid, &cmd, sizeof(cmd)); 1853 } 1854 1855 int wmi_get_ssid(struct wil6210_vif *vif, u8 *ssid_len, void *ssid) 1856 { 1857 struct wil6210_priv *wil = vif_to_wil(vif); 1858 int rc; 1859 struct { 1860 struct wmi_cmd_hdr wmi; 1861 struct wmi_set_ssid_cmd cmd; 1862 } __packed reply; 1863 int len; /* reply.cmd.ssid_len in CPU order */ 1864 1865 memset(&reply, 0, sizeof(reply)); 1866 1867 rc = wmi_call(wil, WMI_GET_SSID_CMDID, vif->mid, NULL, 0, 1868 WMI_GET_SSID_EVENTID, &reply, sizeof(reply), 20); 1869 if (rc) 1870 return rc; 1871 1872 len = le32_to_cpu(reply.cmd.ssid_len); 1873 if (len > sizeof(reply.cmd.ssid)) 1874 return -EINVAL; 1875 1876 *ssid_len = len; 1877 memcpy(ssid, reply.cmd.ssid, len); 1878 1879 return 0; 1880 } 1881 1882 int wmi_set_channel(struct wil6210_priv *wil, int channel) 1883 { 1884 struct wil6210_vif *vif = ndev_to_vif(wil->main_ndev); 1885 struct wmi_set_pcp_channel_cmd cmd = { 1886 .channel = channel - 1, 1887 }; 1888 1889 return wmi_send(wil, WMI_SET_PCP_CHANNEL_CMDID, vif->mid, 1890 &cmd, sizeof(cmd)); 1891 } 1892 1893 int wmi_get_channel(struct wil6210_priv *wil, int *channel) 1894 { 1895 struct wil6210_vif *vif = ndev_to_vif(wil->main_ndev); 1896 int rc; 1897 struct { 1898 struct wmi_cmd_hdr wmi; 1899 struct wmi_set_pcp_channel_cmd cmd; 1900 } __packed reply; 1901 1902 memset(&reply, 0, sizeof(reply)); 1903 1904 rc = wmi_call(wil, WMI_GET_PCP_CHANNEL_CMDID, vif->mid, NULL, 0, 1905 WMI_GET_PCP_CHANNEL_EVENTID, &reply, sizeof(reply), 20); 1906 if (rc) 1907 return rc; 1908 1909 if (reply.cmd.channel > 3) 1910 return -EINVAL; 1911 1912 *channel = reply.cmd.channel + 1; 1913 1914 return 0; 1915 } 1916 1917 int wmi_p2p_cfg(struct wil6210_vif *vif, int channel, int bi) 1918 { 1919 struct wil6210_priv *wil = vif_to_wil(vif); 1920 int rc; 1921 struct wmi_p2p_cfg_cmd cmd = { 1922 .discovery_mode = WMI_DISCOVERY_MODE_PEER2PEER, 1923 .bcon_interval = cpu_to_le16(bi), 1924 .channel = channel - 1, 1925 }; 1926 struct { 1927 struct wmi_cmd_hdr wmi; 1928 struct wmi_p2p_cfg_done_event evt; 1929 } __packed reply = { 1930 .evt = {.status = WMI_FW_STATUS_FAILURE}, 1931 }; 1932 1933 wil_dbg_wmi(wil, "sending WMI_P2P_CFG_CMDID\n"); 1934 1935 rc = wmi_call(wil, WMI_P2P_CFG_CMDID, vif->mid, &cmd, sizeof(cmd), 1936 WMI_P2P_CFG_DONE_EVENTID, &reply, sizeof(reply), 300); 1937 if (!rc && reply.evt.status != WMI_FW_STATUS_SUCCESS) { 1938 wil_err(wil, "P2P_CFG failed. status %d\n", reply.evt.status); 1939 rc = -EINVAL; 1940 } 1941 1942 return rc; 1943 } 1944 1945 int wmi_start_listen(struct wil6210_vif *vif) 1946 { 1947 struct wil6210_priv *wil = vif_to_wil(vif); 1948 int rc; 1949 struct { 1950 struct wmi_cmd_hdr wmi; 1951 struct wmi_listen_started_event evt; 1952 } __packed reply = { 1953 .evt = {.status = WMI_FW_STATUS_FAILURE}, 1954 }; 1955 1956 wil_dbg_wmi(wil, "sending WMI_START_LISTEN_CMDID\n"); 1957 1958 rc = wmi_call(wil, WMI_START_LISTEN_CMDID, vif->mid, NULL, 0, 1959 WMI_LISTEN_STARTED_EVENTID, &reply, sizeof(reply), 300); 1960 if (!rc && reply.evt.status != WMI_FW_STATUS_SUCCESS) { 1961 wil_err(wil, "device failed to start listen. status %d\n", 1962 reply.evt.status); 1963 rc = -EINVAL; 1964 } 1965 1966 return rc; 1967 } 1968 1969 int wmi_start_search(struct wil6210_vif *vif) 1970 { 1971 struct wil6210_priv *wil = vif_to_wil(vif); 1972 int rc; 1973 struct { 1974 struct wmi_cmd_hdr wmi; 1975 struct wmi_search_started_event evt; 1976 } __packed reply = { 1977 .evt = {.status = WMI_FW_STATUS_FAILURE}, 1978 }; 1979 1980 wil_dbg_wmi(wil, "sending WMI_START_SEARCH_CMDID\n"); 1981 1982 rc = wmi_call(wil, WMI_START_SEARCH_CMDID, vif->mid, NULL, 0, 1983 WMI_SEARCH_STARTED_EVENTID, &reply, sizeof(reply), 300); 1984 if (!rc && reply.evt.status != WMI_FW_STATUS_SUCCESS) { 1985 wil_err(wil, "device failed to start search. status %d\n", 1986 reply.evt.status); 1987 rc = -EINVAL; 1988 } 1989 1990 return rc; 1991 } 1992 1993 int wmi_stop_discovery(struct wil6210_vif *vif) 1994 { 1995 struct wil6210_priv *wil = vif_to_wil(vif); 1996 int rc; 1997 1998 wil_dbg_wmi(wil, "sending WMI_DISCOVERY_STOP_CMDID\n"); 1999 2000 rc = wmi_call(wil, WMI_DISCOVERY_STOP_CMDID, vif->mid, NULL, 0, 2001 WMI_DISCOVERY_STOPPED_EVENTID, NULL, 0, 100); 2002 2003 if (rc) 2004 wil_err(wil, "Failed to stop discovery\n"); 2005 2006 return rc; 2007 } 2008 2009 int wmi_del_cipher_key(struct wil6210_vif *vif, u8 key_index, 2010 const void *mac_addr, int key_usage) 2011 { 2012 struct wil6210_priv *wil = vif_to_wil(vif); 2013 struct wmi_delete_cipher_key_cmd cmd = { 2014 .key_index = key_index, 2015 }; 2016 2017 if (mac_addr) 2018 memcpy(cmd.mac, mac_addr, WMI_MAC_LEN); 2019 2020 return wmi_send(wil, WMI_DELETE_CIPHER_KEY_CMDID, vif->mid, 2021 &cmd, sizeof(cmd)); 2022 } 2023 2024 int wmi_add_cipher_key(struct wil6210_vif *vif, u8 key_index, 2025 const void *mac_addr, int key_len, const void *key, 2026 int key_usage) 2027 { 2028 struct wil6210_priv *wil = vif_to_wil(vif); 2029 struct wmi_add_cipher_key_cmd cmd = { 2030 .key_index = key_index, 2031 .key_usage = key_usage, 2032 .key_len = key_len, 2033 }; 2034 2035 if (!key || (key_len > sizeof(cmd.key))) 2036 return -EINVAL; 2037 2038 memcpy(cmd.key, key, key_len); 2039 if (mac_addr) 2040 memcpy(cmd.mac, mac_addr, WMI_MAC_LEN); 2041 2042 return wmi_send(wil, WMI_ADD_CIPHER_KEY_CMDID, vif->mid, 2043 &cmd, sizeof(cmd)); 2044 } 2045 2046 int wmi_set_ie(struct wil6210_vif *vif, u8 type, u16 ie_len, const void *ie) 2047 { 2048 struct wil6210_priv *wil = vif_to_wil(vif); 2049 static const char *const names[] = { 2050 [WMI_FRAME_BEACON] = "BEACON", 2051 [WMI_FRAME_PROBE_REQ] = "PROBE_REQ", 2052 [WMI_FRAME_PROBE_RESP] = "WMI_FRAME_PROBE_RESP", 2053 [WMI_FRAME_ASSOC_REQ] = "WMI_FRAME_ASSOC_REQ", 2054 [WMI_FRAME_ASSOC_RESP] = "WMI_FRAME_ASSOC_RESP", 2055 }; 2056 int rc; 2057 u16 len = sizeof(struct wmi_set_appie_cmd) + ie_len; 2058 struct wmi_set_appie_cmd *cmd; 2059 2060 if (len < ie_len) { 2061 rc = -EINVAL; 2062 goto out; 2063 } 2064 2065 cmd = kzalloc(len, GFP_KERNEL); 2066 if (!cmd) { 2067 rc = -ENOMEM; 2068 goto out; 2069 } 2070 if (!ie) 2071 ie_len = 0; 2072 2073 cmd->mgmt_frm_type = type; 2074 /* BUG: FW API define ieLen as u8. Will fix FW */ 2075 cmd->ie_len = cpu_to_le16(ie_len); 2076 memcpy(cmd->ie_info, ie, ie_len); 2077 rc = wmi_send(wil, WMI_SET_APPIE_CMDID, vif->mid, cmd, len); 2078 kfree(cmd); 2079 out: 2080 if (rc) { 2081 const char *name = type < ARRAY_SIZE(names) ? 2082 names[type] : "??"; 2083 wil_err(wil, "set_ie(%d %s) failed : %d\n", type, name, rc); 2084 } 2085 2086 return rc; 2087 } 2088 2089 /** 2090 * wmi_rxon - turn radio on/off 2091 * @on: turn on if true, off otherwise 2092 * 2093 * Only switch radio. Channel should be set separately. 2094 * No timeout for rxon - radio turned on forever unless some other call 2095 * turns it off 2096 */ 2097 int wmi_rxon(struct wil6210_priv *wil, bool on) 2098 { 2099 struct wil6210_vif *vif = ndev_to_vif(wil->main_ndev); 2100 int rc; 2101 struct { 2102 struct wmi_cmd_hdr wmi; 2103 struct wmi_listen_started_event evt; 2104 } __packed reply = { 2105 .evt = {.status = WMI_FW_STATUS_FAILURE}, 2106 }; 2107 2108 wil_info(wil, "(%s)\n", on ? "on" : "off"); 2109 2110 if (on) { 2111 rc = wmi_call(wil, WMI_START_LISTEN_CMDID, vif->mid, NULL, 0, 2112 WMI_LISTEN_STARTED_EVENTID, 2113 &reply, sizeof(reply), 100); 2114 if ((rc == 0) && (reply.evt.status != WMI_FW_STATUS_SUCCESS)) 2115 rc = -EINVAL; 2116 } else { 2117 rc = wmi_call(wil, WMI_DISCOVERY_STOP_CMDID, vif->mid, NULL, 0, 2118 WMI_DISCOVERY_STOPPED_EVENTID, NULL, 0, 20); 2119 } 2120 2121 return rc; 2122 } 2123 2124 int wmi_rx_chain_add(struct wil6210_priv *wil, struct wil_ring *vring) 2125 { 2126 struct net_device *ndev = wil->main_ndev; 2127 struct wireless_dev *wdev = ndev->ieee80211_ptr; 2128 struct wil6210_vif *vif = ndev_to_vif(ndev); 2129 struct wmi_cfg_rx_chain_cmd cmd = { 2130 .action = WMI_RX_CHAIN_ADD, 2131 .rx_sw_ring = { 2132 .max_mpdu_size = cpu_to_le16( 2133 wil_mtu2macbuf(wil->rx_buf_len)), 2134 .ring_mem_base = cpu_to_le64(vring->pa), 2135 .ring_size = cpu_to_le16(vring->size), 2136 }, 2137 .mid = 0, /* TODO - what is it? */ 2138 .decap_trans_type = WMI_DECAP_TYPE_802_3, 2139 .reorder_type = WMI_RX_SW_REORDER, 2140 .host_thrsh = cpu_to_le16(rx_ring_overflow_thrsh), 2141 }; 2142 struct { 2143 struct wmi_cmd_hdr wmi; 2144 struct wmi_cfg_rx_chain_done_event evt; 2145 } __packed evt; 2146 int rc; 2147 2148 memset(&evt, 0, sizeof(evt)); 2149 2150 if (wdev->iftype == NL80211_IFTYPE_MONITOR) { 2151 struct ieee80211_channel *ch = wil->monitor_chandef.chan; 2152 2153 cmd.sniffer_cfg.mode = cpu_to_le32(WMI_SNIFFER_ON); 2154 if (ch) 2155 cmd.sniffer_cfg.channel = ch->hw_value - 1; 2156 cmd.sniffer_cfg.phy_info_mode = 2157 cpu_to_le32(ndev->type == ARPHRD_IEEE80211_RADIOTAP); 2158 cmd.sniffer_cfg.phy_support = 2159 cpu_to_le32((wil->monitor_flags & MONITOR_FLAG_CONTROL) 2160 ? WMI_SNIFFER_CP : WMI_SNIFFER_BOTH_PHYS); 2161 } else { 2162 /* Initialize offload (in non-sniffer mode). 2163 * Linux IP stack always calculates IP checksum 2164 * HW always calculate TCP/UDP checksum 2165 */ 2166 cmd.l3_l4_ctrl |= (1 << L3_L4_CTRL_TCPIP_CHECKSUM_EN_POS); 2167 } 2168 2169 if (rx_align_2) 2170 cmd.l2_802_3_offload_ctrl |= 2171 L2_802_3_OFFLOAD_CTRL_SNAP_KEEP_MSK; 2172 2173 /* typical time for secure PCP is 840ms */ 2174 rc = wmi_call(wil, WMI_CFG_RX_CHAIN_CMDID, vif->mid, &cmd, sizeof(cmd), 2175 WMI_CFG_RX_CHAIN_DONE_EVENTID, &evt, sizeof(evt), 2000); 2176 if (rc) 2177 return rc; 2178 2179 if (le32_to_cpu(evt.evt.status) != WMI_CFG_RX_CHAIN_SUCCESS) 2180 rc = -EINVAL; 2181 2182 vring->hwtail = le32_to_cpu(evt.evt.rx_ring_tail_ptr); 2183 2184 wil_dbg_misc(wil, "Rx init: status %d tail 0x%08x\n", 2185 le32_to_cpu(evt.evt.status), vring->hwtail); 2186 2187 return rc; 2188 } 2189 2190 int wmi_get_temperature(struct wil6210_priv *wil, u32 *t_bb, u32 *t_rf) 2191 { 2192 struct wil6210_vif *vif = ndev_to_vif(wil->main_ndev); 2193 int rc; 2194 struct wmi_temp_sense_cmd cmd = { 2195 .measure_baseband_en = cpu_to_le32(!!t_bb), 2196 .measure_rf_en = cpu_to_le32(!!t_rf), 2197 .measure_mode = cpu_to_le32(TEMPERATURE_MEASURE_NOW), 2198 }; 2199 struct { 2200 struct wmi_cmd_hdr wmi; 2201 struct wmi_temp_sense_done_event evt; 2202 } __packed reply; 2203 2204 memset(&reply, 0, sizeof(reply)); 2205 2206 rc = wmi_call(wil, WMI_TEMP_SENSE_CMDID, vif->mid, &cmd, sizeof(cmd), 2207 WMI_TEMP_SENSE_DONE_EVENTID, &reply, sizeof(reply), 100); 2208 if (rc) 2209 return rc; 2210 2211 if (t_bb) 2212 *t_bb = le32_to_cpu(reply.evt.baseband_t1000); 2213 if (t_rf) 2214 *t_rf = le32_to_cpu(reply.evt.rf_t1000); 2215 2216 return 0; 2217 } 2218 2219 int wmi_disconnect_sta(struct wil6210_vif *vif, const u8 *mac, 2220 u16 reason, bool full_disconnect, bool del_sta) 2221 { 2222 struct wil6210_priv *wil = vif_to_wil(vif); 2223 int rc; 2224 u16 reason_code; 2225 struct wmi_disconnect_sta_cmd disc_sta_cmd = { 2226 .disconnect_reason = cpu_to_le16(reason), 2227 }; 2228 struct wmi_del_sta_cmd del_sta_cmd = { 2229 .disconnect_reason = cpu_to_le16(reason), 2230 }; 2231 struct { 2232 struct wmi_cmd_hdr wmi; 2233 struct wmi_disconnect_event evt; 2234 } __packed reply; 2235 2236 wil_dbg_wmi(wil, "disconnect_sta: (%pM, reason %d)\n", mac, reason); 2237 2238 memset(&reply, 0, sizeof(reply)); 2239 vif->locally_generated_disc = true; 2240 if (del_sta) { 2241 ether_addr_copy(del_sta_cmd.dst_mac, mac); 2242 rc = wmi_call(wil, WMI_DEL_STA_CMDID, vif->mid, &del_sta_cmd, 2243 sizeof(del_sta_cmd), WMI_DISCONNECT_EVENTID, 2244 &reply, sizeof(reply), 1000); 2245 } else { 2246 ether_addr_copy(disc_sta_cmd.dst_mac, mac); 2247 rc = wmi_call(wil, WMI_DISCONNECT_STA_CMDID, vif->mid, 2248 &disc_sta_cmd, sizeof(disc_sta_cmd), 2249 WMI_DISCONNECT_EVENTID, 2250 &reply, sizeof(reply), 1000); 2251 } 2252 /* failure to disconnect in reasonable time treated as FW error */ 2253 if (rc) { 2254 wil_fw_error_recovery(wil); 2255 return rc; 2256 } 2257 2258 if (full_disconnect) { 2259 /* call event handler manually after processing wmi_call, 2260 * to avoid deadlock - disconnect event handler acquires 2261 * wil->mutex while it is already held here 2262 */ 2263 reason_code = le16_to_cpu(reply.evt.protocol_reason_status); 2264 2265 wil_dbg_wmi(wil, "Disconnect %pM reason [proto %d wmi %d]\n", 2266 reply.evt.bssid, reason_code, 2267 reply.evt.disconnect_reason); 2268 2269 wil->sinfo_gen++; 2270 wil6210_disconnect(vif, reply.evt.bssid, reason_code, true); 2271 } 2272 return 0; 2273 } 2274 2275 int wmi_addba(struct wil6210_priv *wil, u8 mid, 2276 u8 ringid, u8 size, u16 timeout) 2277 { 2278 u8 amsdu = wil->use_enhanced_dma_hw && wil->use_rx_hw_reordering && 2279 test_bit(WMI_FW_CAPABILITY_AMSDU, wil->fw_capabilities) && 2280 wil->amsdu_en; 2281 struct wmi_ring_ba_en_cmd cmd = { 2282 .ring_id = ringid, 2283 .agg_max_wsize = size, 2284 .ba_timeout = cpu_to_le16(timeout), 2285 .amsdu = amsdu, 2286 }; 2287 2288 wil_dbg_wmi(wil, "addba: (ring %d size %d timeout %d amsdu %d)\n", 2289 ringid, size, timeout, amsdu); 2290 2291 return wmi_send(wil, WMI_RING_BA_EN_CMDID, mid, &cmd, sizeof(cmd)); 2292 } 2293 2294 int wmi_delba_tx(struct wil6210_priv *wil, u8 mid, u8 ringid, u16 reason) 2295 { 2296 struct wmi_ring_ba_dis_cmd cmd = { 2297 .ring_id = ringid, 2298 .reason = cpu_to_le16(reason), 2299 }; 2300 2301 wil_dbg_wmi(wil, "delba_tx: (ring %d reason %d)\n", ringid, reason); 2302 2303 return wmi_send(wil, WMI_RING_BA_DIS_CMDID, mid, &cmd, sizeof(cmd)); 2304 } 2305 2306 int wmi_delba_rx(struct wil6210_priv *wil, u8 mid, u8 cidxtid, u16 reason) 2307 { 2308 struct wmi_rcp_delba_cmd cmd = { 2309 .cidxtid = cidxtid, 2310 .reason = cpu_to_le16(reason), 2311 }; 2312 2313 wil_dbg_wmi(wil, "delba_rx: (CID %d TID %d reason %d)\n", cidxtid & 0xf, 2314 (cidxtid >> 4) & 0xf, reason); 2315 2316 return wmi_send(wil, WMI_RCP_DELBA_CMDID, mid, &cmd, sizeof(cmd)); 2317 } 2318 2319 int wmi_addba_rx_resp(struct wil6210_priv *wil, 2320 u8 mid, u8 cid, u8 tid, u8 token, 2321 u16 status, bool amsdu, u16 agg_wsize, u16 timeout) 2322 { 2323 int rc; 2324 struct wmi_rcp_addba_resp_cmd cmd = { 2325 .cidxtid = mk_cidxtid(cid, tid), 2326 .dialog_token = token, 2327 .status_code = cpu_to_le16(status), 2328 /* bit 0: A-MSDU supported 2329 * bit 1: policy (should be 0 for us) 2330 * bits 2..5: TID 2331 * bits 6..15: buffer size 2332 */ 2333 .ba_param_set = cpu_to_le16((amsdu ? 1 : 0) | (tid << 2) | 2334 (agg_wsize << 6)), 2335 .ba_timeout = cpu_to_le16(timeout), 2336 }; 2337 struct { 2338 struct wmi_cmd_hdr wmi; 2339 struct wmi_rcp_addba_resp_sent_event evt; 2340 } __packed reply = { 2341 .evt = {.status = cpu_to_le16(WMI_FW_STATUS_FAILURE)}, 2342 }; 2343 2344 wil_dbg_wmi(wil, 2345 "ADDBA response for MID %d CID %d TID %d size %d timeout %d status %d AMSDU%s\n", 2346 mid, cid, tid, agg_wsize, 2347 timeout, status, amsdu ? "+" : "-"); 2348 2349 rc = wmi_call(wil, WMI_RCP_ADDBA_RESP_CMDID, mid, &cmd, sizeof(cmd), 2350 WMI_RCP_ADDBA_RESP_SENT_EVENTID, &reply, sizeof(reply), 2351 100); 2352 if (rc) 2353 return rc; 2354 2355 if (reply.evt.status) { 2356 wil_err(wil, "ADDBA response failed with status %d\n", 2357 le16_to_cpu(reply.evt.status)); 2358 rc = -EINVAL; 2359 } 2360 2361 return rc; 2362 } 2363 2364 int wmi_addba_rx_resp_edma(struct wil6210_priv *wil, u8 mid, u8 cid, u8 tid, 2365 u8 token, u16 status, bool amsdu, u16 agg_wsize, 2366 u16 timeout) 2367 { 2368 int rc; 2369 struct wmi_rcp_addba_resp_edma_cmd cmd = { 2370 .cid = cid, 2371 .tid = tid, 2372 .dialog_token = token, 2373 .status_code = cpu_to_le16(status), 2374 /* bit 0: A-MSDU supported 2375 * bit 1: policy (should be 0 for us) 2376 * bits 2..5: TID 2377 * bits 6..15: buffer size 2378 */ 2379 .ba_param_set = cpu_to_le16((amsdu ? 1 : 0) | (tid << 2) | 2380 (agg_wsize << 6)), 2381 .ba_timeout = cpu_to_le16(timeout), 2382 /* route all the connections to status ring 0 */ 2383 .status_ring_id = WIL_DEFAULT_RX_STATUS_RING_ID, 2384 }; 2385 struct { 2386 struct wmi_cmd_hdr wmi; 2387 struct wmi_rcp_addba_resp_sent_event evt; 2388 } __packed reply = { 2389 .evt = {.status = cpu_to_le16(WMI_FW_STATUS_FAILURE)}, 2390 }; 2391 2392 wil_dbg_wmi(wil, 2393 "ADDBA response for CID %d TID %d size %d timeout %d status %d AMSDU%s, sring_id %d\n", 2394 cid, tid, agg_wsize, timeout, status, amsdu ? "+" : "-", 2395 WIL_DEFAULT_RX_STATUS_RING_ID); 2396 2397 rc = wmi_call(wil, WMI_RCP_ADDBA_RESP_EDMA_CMDID, mid, &cmd, 2398 sizeof(cmd), WMI_RCP_ADDBA_RESP_SENT_EVENTID, &reply, 2399 sizeof(reply), WIL_WMI_CALL_GENERAL_TO_MS); 2400 if (rc) 2401 return rc; 2402 2403 if (reply.evt.status) { 2404 wil_err(wil, "ADDBA response failed with status %d\n", 2405 le16_to_cpu(reply.evt.status)); 2406 rc = -EINVAL; 2407 } 2408 2409 return rc; 2410 } 2411 2412 int wmi_ps_dev_profile_cfg(struct wil6210_priv *wil, 2413 enum wmi_ps_profile_type ps_profile) 2414 { 2415 struct wil6210_vif *vif = ndev_to_vif(wil->main_ndev); 2416 int rc; 2417 struct wmi_ps_dev_profile_cfg_cmd cmd = { 2418 .ps_profile = ps_profile, 2419 }; 2420 struct { 2421 struct wmi_cmd_hdr wmi; 2422 struct wmi_ps_dev_profile_cfg_event evt; 2423 } __packed reply = { 2424 .evt = {.status = cpu_to_le32(WMI_PS_CFG_CMD_STATUS_ERROR)}, 2425 }; 2426 u32 status; 2427 2428 wil_dbg_wmi(wil, "Setting ps dev profile %d\n", ps_profile); 2429 2430 rc = wmi_call(wil, WMI_PS_DEV_PROFILE_CFG_CMDID, vif->mid, 2431 &cmd, sizeof(cmd), 2432 WMI_PS_DEV_PROFILE_CFG_EVENTID, &reply, sizeof(reply), 2433 100); 2434 if (rc) 2435 return rc; 2436 2437 status = le32_to_cpu(reply.evt.status); 2438 2439 if (status != WMI_PS_CFG_CMD_STATUS_SUCCESS) { 2440 wil_err(wil, "ps dev profile cfg failed with status %d\n", 2441 status); 2442 rc = -EINVAL; 2443 } 2444 2445 return rc; 2446 } 2447 2448 int wmi_set_mgmt_retry(struct wil6210_priv *wil, u8 retry_short) 2449 { 2450 struct wil6210_vif *vif = ndev_to_vif(wil->main_ndev); 2451 int rc; 2452 struct wmi_set_mgmt_retry_limit_cmd cmd = { 2453 .mgmt_retry_limit = retry_short, 2454 }; 2455 struct { 2456 struct wmi_cmd_hdr wmi; 2457 struct wmi_set_mgmt_retry_limit_event evt; 2458 } __packed reply = { 2459 .evt = {.status = WMI_FW_STATUS_FAILURE}, 2460 }; 2461 2462 wil_dbg_wmi(wil, "Setting mgmt retry short %d\n", retry_short); 2463 2464 if (!test_bit(WMI_FW_CAPABILITY_MGMT_RETRY_LIMIT, wil->fw_capabilities)) 2465 return -ENOTSUPP; 2466 2467 rc = wmi_call(wil, WMI_SET_MGMT_RETRY_LIMIT_CMDID, vif->mid, 2468 &cmd, sizeof(cmd), 2469 WMI_SET_MGMT_RETRY_LIMIT_EVENTID, &reply, sizeof(reply), 2470 100); 2471 if (rc) 2472 return rc; 2473 2474 if (reply.evt.status != WMI_FW_STATUS_SUCCESS) { 2475 wil_err(wil, "set mgmt retry limit failed with status %d\n", 2476 reply.evt.status); 2477 rc = -EINVAL; 2478 } 2479 2480 return rc; 2481 } 2482 2483 int wmi_get_mgmt_retry(struct wil6210_priv *wil, u8 *retry_short) 2484 { 2485 struct wil6210_vif *vif = ndev_to_vif(wil->main_ndev); 2486 int rc; 2487 struct { 2488 struct wmi_cmd_hdr wmi; 2489 struct wmi_get_mgmt_retry_limit_event evt; 2490 } __packed reply; 2491 2492 wil_dbg_wmi(wil, "getting mgmt retry short\n"); 2493 2494 if (!test_bit(WMI_FW_CAPABILITY_MGMT_RETRY_LIMIT, wil->fw_capabilities)) 2495 return -ENOTSUPP; 2496 2497 memset(&reply, 0, sizeof(reply)); 2498 rc = wmi_call(wil, WMI_GET_MGMT_RETRY_LIMIT_CMDID, vif->mid, NULL, 0, 2499 WMI_GET_MGMT_RETRY_LIMIT_EVENTID, &reply, sizeof(reply), 2500 100); 2501 if (rc) 2502 return rc; 2503 2504 if (retry_short) 2505 *retry_short = reply.evt.mgmt_retry_limit; 2506 2507 return 0; 2508 } 2509 2510 int wmi_abort_scan(struct wil6210_vif *vif) 2511 { 2512 struct wil6210_priv *wil = vif_to_wil(vif); 2513 int rc; 2514 2515 wil_dbg_wmi(wil, "sending WMI_ABORT_SCAN_CMDID\n"); 2516 2517 rc = wmi_send(wil, WMI_ABORT_SCAN_CMDID, vif->mid, NULL, 0); 2518 if (rc) 2519 wil_err(wil, "Failed to abort scan (%d)\n", rc); 2520 2521 return rc; 2522 } 2523 2524 int wmi_new_sta(struct wil6210_vif *vif, const u8 *mac, u8 aid) 2525 { 2526 struct wil6210_priv *wil = vif_to_wil(vif); 2527 int rc; 2528 struct wmi_new_sta_cmd cmd = { 2529 .aid = aid, 2530 }; 2531 2532 wil_dbg_wmi(wil, "new sta %pM, aid %d\n", mac, aid); 2533 2534 ether_addr_copy(cmd.dst_mac, mac); 2535 2536 rc = wmi_send(wil, WMI_NEW_STA_CMDID, vif->mid, &cmd, sizeof(cmd)); 2537 if (rc) 2538 wil_err(wil, "Failed to send new sta (%d)\n", rc); 2539 2540 return rc; 2541 } 2542 2543 void wmi_event_flush(struct wil6210_priv *wil) 2544 { 2545 ulong flags; 2546 struct pending_wmi_event *evt, *t; 2547 2548 wil_dbg_wmi(wil, "event_flush\n"); 2549 2550 spin_lock_irqsave(&wil->wmi_ev_lock, flags); 2551 2552 list_for_each_entry_safe(evt, t, &wil->pending_wmi_ev, list) { 2553 list_del(&evt->list); 2554 kfree(evt); 2555 } 2556 2557 spin_unlock_irqrestore(&wil->wmi_ev_lock, flags); 2558 } 2559 2560 static const char *suspend_status2name(u8 status) 2561 { 2562 switch (status) { 2563 case WMI_TRAFFIC_SUSPEND_REJECTED_LINK_NOT_IDLE: 2564 return "LINK_NOT_IDLE"; 2565 default: 2566 return "Untracked status"; 2567 } 2568 } 2569 2570 int wmi_suspend(struct wil6210_priv *wil) 2571 { 2572 struct wil6210_vif *vif = ndev_to_vif(wil->main_ndev); 2573 int rc; 2574 struct wmi_traffic_suspend_cmd cmd = { 2575 .wakeup_trigger = wil->wakeup_trigger, 2576 }; 2577 struct { 2578 struct wmi_cmd_hdr wmi; 2579 struct wmi_traffic_suspend_event evt; 2580 } __packed reply = { 2581 .evt = {.status = WMI_TRAFFIC_SUSPEND_REJECTED_LINK_NOT_IDLE}, 2582 }; 2583 2584 u32 suspend_to = WIL_WAIT_FOR_SUSPEND_RESUME_COMP; 2585 2586 wil->suspend_resp_rcvd = false; 2587 wil->suspend_resp_comp = false; 2588 2589 rc = wmi_call(wil, WMI_TRAFFIC_SUSPEND_CMDID, vif->mid, 2590 &cmd, sizeof(cmd), 2591 WMI_TRAFFIC_SUSPEND_EVENTID, &reply, sizeof(reply), 2592 suspend_to); 2593 if (rc) { 2594 wil_err(wil, "wmi_call for suspend req failed, rc=%d\n", rc); 2595 if (rc == -ETIME) 2596 /* wmi_call TO */ 2597 wil->suspend_stats.rejected_by_device++; 2598 else 2599 wil->suspend_stats.rejected_by_host++; 2600 goto out; 2601 } 2602 2603 wil_dbg_wmi(wil, "waiting for suspend_response_completed\n"); 2604 2605 rc = wait_event_interruptible_timeout(wil->wq, 2606 wil->suspend_resp_comp, 2607 msecs_to_jiffies(suspend_to)); 2608 if (rc == 0) { 2609 wil_err(wil, "TO waiting for suspend_response_completed\n"); 2610 if (wil->suspend_resp_rcvd) 2611 /* Device responded but we TO due to another reason */ 2612 wil->suspend_stats.rejected_by_host++; 2613 else 2614 wil->suspend_stats.rejected_by_device++; 2615 rc = -EBUSY; 2616 goto out; 2617 } 2618 2619 wil_dbg_wmi(wil, "suspend_response_completed rcvd\n"); 2620 if (reply.evt.status != WMI_TRAFFIC_SUSPEND_APPROVED) { 2621 wil_dbg_pm(wil, "device rejected the suspend, %s\n", 2622 suspend_status2name(reply.evt.status)); 2623 wil->suspend_stats.rejected_by_device++; 2624 } 2625 rc = reply.evt.status; 2626 2627 out: 2628 wil->suspend_resp_rcvd = false; 2629 wil->suspend_resp_comp = false; 2630 2631 return rc; 2632 } 2633 2634 static void resume_triggers2string(u32 triggers, char *string, int str_size) 2635 { 2636 string[0] = '\0'; 2637 2638 if (!triggers) { 2639 strlcat(string, " UNKNOWN", str_size); 2640 return; 2641 } 2642 2643 if (triggers & WMI_RESUME_TRIGGER_HOST) 2644 strlcat(string, " HOST", str_size); 2645 2646 if (triggers & WMI_RESUME_TRIGGER_UCAST_RX) 2647 strlcat(string, " UCAST_RX", str_size); 2648 2649 if (triggers & WMI_RESUME_TRIGGER_BCAST_RX) 2650 strlcat(string, " BCAST_RX", str_size); 2651 2652 if (triggers & WMI_RESUME_TRIGGER_WMI_EVT) 2653 strlcat(string, " WMI_EVT", str_size); 2654 } 2655 2656 int wmi_resume(struct wil6210_priv *wil) 2657 { 2658 struct wil6210_vif *vif = ndev_to_vif(wil->main_ndev); 2659 int rc; 2660 char string[100]; 2661 struct { 2662 struct wmi_cmd_hdr wmi; 2663 struct wmi_traffic_resume_event evt; 2664 } __packed reply = { 2665 .evt = {.status = WMI_TRAFFIC_RESUME_FAILED, 2666 .resume_triggers = 2667 cpu_to_le32(WMI_RESUME_TRIGGER_UNKNOWN)}, 2668 }; 2669 2670 rc = wmi_call(wil, WMI_TRAFFIC_RESUME_CMDID, vif->mid, NULL, 0, 2671 WMI_TRAFFIC_RESUME_EVENTID, &reply, sizeof(reply), 2672 WIL_WAIT_FOR_SUSPEND_RESUME_COMP); 2673 if (rc) 2674 return rc; 2675 resume_triggers2string(le32_to_cpu(reply.evt.resume_triggers), string, 2676 sizeof(string)); 2677 wil_dbg_pm(wil, "device resume %s, resume triggers:%s (0x%x)\n", 2678 reply.evt.status ? "failed" : "passed", string, 2679 le32_to_cpu(reply.evt.resume_triggers)); 2680 2681 return reply.evt.status; 2682 } 2683 2684 int wmi_port_allocate(struct wil6210_priv *wil, u8 mid, 2685 const u8 *mac, enum nl80211_iftype iftype) 2686 { 2687 int rc; 2688 struct wmi_port_allocate_cmd cmd = { 2689 .mid = mid, 2690 }; 2691 struct { 2692 struct wmi_cmd_hdr wmi; 2693 struct wmi_port_allocated_event evt; 2694 } __packed reply = { 2695 .evt = {.status = WMI_FW_STATUS_FAILURE}, 2696 }; 2697 2698 wil_dbg_misc(wil, "port allocate, mid %d iftype %d, mac %pM\n", 2699 mid, iftype, mac); 2700 2701 ether_addr_copy(cmd.mac, mac); 2702 switch (iftype) { 2703 case NL80211_IFTYPE_STATION: 2704 cmd.port_role = WMI_PORT_STA; 2705 break; 2706 case NL80211_IFTYPE_AP: 2707 cmd.port_role = WMI_PORT_AP; 2708 break; 2709 case NL80211_IFTYPE_P2P_CLIENT: 2710 cmd.port_role = WMI_PORT_P2P_CLIENT; 2711 break; 2712 case NL80211_IFTYPE_P2P_GO: 2713 cmd.port_role = WMI_PORT_P2P_GO; 2714 break; 2715 /* what about monitor??? */ 2716 default: 2717 wil_err(wil, "unsupported iftype: %d\n", iftype); 2718 return -EINVAL; 2719 } 2720 2721 rc = wmi_call(wil, WMI_PORT_ALLOCATE_CMDID, mid, 2722 &cmd, sizeof(cmd), 2723 WMI_PORT_ALLOCATED_EVENTID, &reply, 2724 sizeof(reply), 300); 2725 if (rc) { 2726 wil_err(wil, "failed to allocate port, status %d\n", rc); 2727 return rc; 2728 } 2729 if (reply.evt.status != WMI_FW_STATUS_SUCCESS) { 2730 wil_err(wil, "WMI_PORT_ALLOCATE returned status %d\n", 2731 reply.evt.status); 2732 return -EINVAL; 2733 } 2734 2735 return 0; 2736 } 2737 2738 int wmi_port_delete(struct wil6210_priv *wil, u8 mid) 2739 { 2740 int rc; 2741 struct wmi_port_delete_cmd cmd = { 2742 .mid = mid, 2743 }; 2744 struct { 2745 struct wmi_cmd_hdr wmi; 2746 struct wmi_port_deleted_event evt; 2747 } __packed reply = { 2748 .evt = {.status = WMI_FW_STATUS_FAILURE}, 2749 }; 2750 2751 wil_dbg_misc(wil, "port delete, mid %d\n", mid); 2752 2753 rc = wmi_call(wil, WMI_PORT_DELETE_CMDID, mid, 2754 &cmd, sizeof(cmd), 2755 WMI_PORT_DELETED_EVENTID, &reply, 2756 sizeof(reply), 2000); 2757 if (rc) { 2758 wil_err(wil, "failed to delete port, status %d\n", rc); 2759 return rc; 2760 } 2761 if (reply.evt.status != WMI_FW_STATUS_SUCCESS) { 2762 wil_err(wil, "WMI_PORT_DELETE returned status %d\n", 2763 reply.evt.status); 2764 return -EINVAL; 2765 } 2766 2767 return 0; 2768 } 2769 2770 static bool wmi_evt_call_handler(struct wil6210_vif *vif, int id, 2771 void *d, int len) 2772 { 2773 uint i; 2774 2775 for (i = 0; i < ARRAY_SIZE(wmi_evt_handlers); i++) { 2776 if (wmi_evt_handlers[i].eventid == id) { 2777 wmi_evt_handlers[i].handler(vif, id, d, len); 2778 return true; 2779 } 2780 } 2781 2782 return false; 2783 } 2784 2785 static void wmi_event_handle(struct wil6210_priv *wil, 2786 struct wil6210_mbox_hdr *hdr) 2787 { 2788 u16 len = le16_to_cpu(hdr->len); 2789 struct wil6210_vif *vif; 2790 2791 if ((hdr->type == WIL_MBOX_HDR_TYPE_WMI) && 2792 (len >= sizeof(struct wmi_cmd_hdr))) { 2793 struct wmi_cmd_hdr *wmi = (void *)(&hdr[1]); 2794 void *evt_data = (void *)(&wmi[1]); 2795 u16 id = le16_to_cpu(wmi->command_id); 2796 u8 mid = wmi->mid; 2797 2798 wil_dbg_wmi(wil, "Handle %s (0x%04x) (reply_id 0x%04x,%d)\n", 2799 eventid2name(id), id, wil->reply_id, 2800 wil->reply_mid); 2801 2802 if (mid == MID_BROADCAST) 2803 mid = 0; 2804 if (mid >= wil->max_vifs) { 2805 wil_dbg_wmi(wil, "invalid mid %d, event skipped\n", 2806 mid); 2807 return; 2808 } 2809 vif = wil->vifs[mid]; 2810 if (!vif) { 2811 wil_dbg_wmi(wil, "event for empty VIF(%d), skipped\n", 2812 mid); 2813 return; 2814 } 2815 2816 /* check if someone waits for this event */ 2817 if (wil->reply_id && wil->reply_id == id && 2818 wil->reply_mid == mid) { 2819 WARN_ON(wil->reply_buf); 2820 2821 wmi_evt_call_handler(vif, id, evt_data, 2822 len - sizeof(*wmi)); 2823 wil_dbg_wmi(wil, "event_handle: Complete WMI 0x%04x\n", 2824 id); 2825 complete(&wil->wmi_call); 2826 return; 2827 } 2828 /* unsolicited event */ 2829 /* search for handler */ 2830 if (!wmi_evt_call_handler(vif, id, evt_data, 2831 len - sizeof(*wmi))) { 2832 wil_info(wil, "Unhandled event 0x%04x\n", id); 2833 } 2834 } else { 2835 wil_err(wil, "Unknown event type\n"); 2836 print_hex_dump(KERN_ERR, "evt?? ", DUMP_PREFIX_OFFSET, 16, 1, 2837 hdr, sizeof(*hdr) + len, true); 2838 } 2839 } 2840 2841 /* 2842 * Retrieve next WMI event from the pending list 2843 */ 2844 static struct list_head *next_wmi_ev(struct wil6210_priv *wil) 2845 { 2846 ulong flags; 2847 struct list_head *ret = NULL; 2848 2849 spin_lock_irqsave(&wil->wmi_ev_lock, flags); 2850 2851 if (!list_empty(&wil->pending_wmi_ev)) { 2852 ret = wil->pending_wmi_ev.next; 2853 list_del(ret); 2854 } 2855 2856 spin_unlock_irqrestore(&wil->wmi_ev_lock, flags); 2857 2858 return ret; 2859 } 2860 2861 /* 2862 * Handler for the WMI events 2863 */ 2864 void wmi_event_worker(struct work_struct *work) 2865 { 2866 struct wil6210_priv *wil = container_of(work, struct wil6210_priv, 2867 wmi_event_worker); 2868 struct pending_wmi_event *evt; 2869 struct list_head *lh; 2870 2871 wil_dbg_wmi(wil, "event_worker: Start\n"); 2872 while ((lh = next_wmi_ev(wil)) != NULL) { 2873 evt = list_entry(lh, struct pending_wmi_event, list); 2874 wmi_event_handle(wil, &evt->event.hdr); 2875 kfree(evt); 2876 } 2877 wil_dbg_wmi(wil, "event_worker: Finished\n"); 2878 } 2879 2880 bool wil_is_wmi_idle(struct wil6210_priv *wil) 2881 { 2882 ulong flags; 2883 struct wil6210_mbox_ring *r = &wil->mbox_ctl.rx; 2884 bool rc = false; 2885 2886 spin_lock_irqsave(&wil->wmi_ev_lock, flags); 2887 2888 /* Check if there are pending WMI events in the events queue */ 2889 if (!list_empty(&wil->pending_wmi_ev)) { 2890 wil_dbg_pm(wil, "Pending WMI events in queue\n"); 2891 goto out; 2892 } 2893 2894 /* Check if there is a pending WMI call */ 2895 if (wil->reply_id) { 2896 wil_dbg_pm(wil, "Pending WMI call\n"); 2897 goto out; 2898 } 2899 2900 /* Check if there are pending RX events in mbox */ 2901 r->head = wil_r(wil, RGF_MBOX + 2902 offsetof(struct wil6210_mbox_ctl, rx.head)); 2903 if (r->tail != r->head) 2904 wil_dbg_pm(wil, "Pending WMI mbox events\n"); 2905 else 2906 rc = true; 2907 2908 out: 2909 spin_unlock_irqrestore(&wil->wmi_ev_lock, flags); 2910 return rc; 2911 } 2912 2913 static void 2914 wmi_sched_scan_set_ssids(struct wil6210_priv *wil, 2915 struct wmi_start_sched_scan_cmd *cmd, 2916 struct cfg80211_ssid *ssids, int n_ssids, 2917 struct cfg80211_match_set *match_sets, 2918 int n_match_sets) 2919 { 2920 int i; 2921 2922 if (n_match_sets > WMI_MAX_PNO_SSID_NUM) { 2923 wil_dbg_wmi(wil, "too many match sets (%d), use first %d\n", 2924 n_match_sets, WMI_MAX_PNO_SSID_NUM); 2925 n_match_sets = WMI_MAX_PNO_SSID_NUM; 2926 } 2927 cmd->num_of_ssids = n_match_sets; 2928 2929 for (i = 0; i < n_match_sets; i++) { 2930 struct wmi_sched_scan_ssid_match *wmi_match = 2931 &cmd->ssid_for_match[i]; 2932 struct cfg80211_match_set *cfg_match = &match_sets[i]; 2933 int j; 2934 2935 wmi_match->ssid_len = cfg_match->ssid.ssid_len; 2936 memcpy(wmi_match->ssid, cfg_match->ssid.ssid, 2937 min_t(u8, wmi_match->ssid_len, WMI_MAX_SSID_LEN)); 2938 wmi_match->rssi_threshold = S8_MIN; 2939 if (cfg_match->rssi_thold >= S8_MIN && 2940 cfg_match->rssi_thold <= S8_MAX) 2941 wmi_match->rssi_threshold = cfg_match->rssi_thold; 2942 2943 for (j = 0; j < n_ssids; j++) 2944 if (wmi_match->ssid_len == ssids[j].ssid_len && 2945 memcmp(wmi_match->ssid, ssids[j].ssid, 2946 wmi_match->ssid_len) == 0) 2947 wmi_match->add_ssid_to_probe = true; 2948 } 2949 } 2950 2951 static void 2952 wmi_sched_scan_set_channels(struct wil6210_priv *wil, 2953 struct wmi_start_sched_scan_cmd *cmd, 2954 u32 n_channels, 2955 struct ieee80211_channel **channels) 2956 { 2957 int i; 2958 2959 if (n_channels > WMI_MAX_CHANNEL_NUM) { 2960 wil_dbg_wmi(wil, "too many channels (%d), use first %d\n", 2961 n_channels, WMI_MAX_CHANNEL_NUM); 2962 n_channels = WMI_MAX_CHANNEL_NUM; 2963 } 2964 cmd->num_of_channels = n_channels; 2965 2966 for (i = 0; i < n_channels; i++) { 2967 struct ieee80211_channel *cfg_chan = channels[i]; 2968 2969 cmd->channel_list[i] = cfg_chan->hw_value - 1; 2970 } 2971 } 2972 2973 static void 2974 wmi_sched_scan_set_plans(struct wil6210_priv *wil, 2975 struct wmi_start_sched_scan_cmd *cmd, 2976 struct cfg80211_sched_scan_plan *scan_plans, 2977 int n_scan_plans) 2978 { 2979 int i; 2980 2981 if (n_scan_plans > WMI_MAX_PLANS_NUM) { 2982 wil_dbg_wmi(wil, "too many plans (%d), use first %d\n", 2983 n_scan_plans, WMI_MAX_PLANS_NUM); 2984 n_scan_plans = WMI_MAX_PLANS_NUM; 2985 } 2986 2987 for (i = 0; i < n_scan_plans; i++) { 2988 struct cfg80211_sched_scan_plan *cfg_plan = &scan_plans[i]; 2989 2990 cmd->scan_plans[i].interval_sec = 2991 cpu_to_le16(cfg_plan->interval); 2992 cmd->scan_plans[i].num_of_iterations = 2993 cpu_to_le16(cfg_plan->iterations); 2994 } 2995 } 2996 2997 int wmi_start_sched_scan(struct wil6210_priv *wil, 2998 struct cfg80211_sched_scan_request *request) 2999 { 3000 struct wil6210_vif *vif = ndev_to_vif(wil->main_ndev); 3001 int rc; 3002 struct wmi_start_sched_scan_cmd cmd = { 3003 .min_rssi_threshold = S8_MIN, 3004 .initial_delay_sec = cpu_to_le16(request->delay), 3005 }; 3006 struct { 3007 struct wmi_cmd_hdr wmi; 3008 struct wmi_start_sched_scan_event evt; 3009 } __packed reply = { 3010 .evt = {.result = WMI_PNO_REJECT}, 3011 }; 3012 3013 if (!test_bit(WMI_FW_CAPABILITY_PNO, wil->fw_capabilities)) 3014 return -ENOTSUPP; 3015 3016 if (request->min_rssi_thold >= S8_MIN && 3017 request->min_rssi_thold <= S8_MAX) 3018 cmd.min_rssi_threshold = request->min_rssi_thold; 3019 3020 wmi_sched_scan_set_ssids(wil, &cmd, request->ssids, request->n_ssids, 3021 request->match_sets, request->n_match_sets); 3022 wmi_sched_scan_set_channels(wil, &cmd, 3023 request->n_channels, request->channels); 3024 wmi_sched_scan_set_plans(wil, &cmd, 3025 request->scan_plans, request->n_scan_plans); 3026 3027 rc = wmi_call(wil, WMI_START_SCHED_SCAN_CMDID, vif->mid, 3028 &cmd, sizeof(cmd), 3029 WMI_START_SCHED_SCAN_EVENTID, &reply, sizeof(reply), 3030 WIL_WMI_CALL_GENERAL_TO_MS); 3031 if (rc) 3032 return rc; 3033 3034 if (reply.evt.result != WMI_PNO_SUCCESS) { 3035 wil_err(wil, "start sched scan failed, result %d\n", 3036 reply.evt.result); 3037 return -EINVAL; 3038 } 3039 3040 return 0; 3041 } 3042 3043 int wmi_stop_sched_scan(struct wil6210_priv *wil) 3044 { 3045 struct wil6210_vif *vif = ndev_to_vif(wil->main_ndev); 3046 int rc; 3047 struct { 3048 struct wmi_cmd_hdr wmi; 3049 struct wmi_stop_sched_scan_event evt; 3050 } __packed reply = { 3051 .evt = {.result = WMI_PNO_REJECT}, 3052 }; 3053 3054 if (!test_bit(WMI_FW_CAPABILITY_PNO, wil->fw_capabilities)) 3055 return -ENOTSUPP; 3056 3057 rc = wmi_call(wil, WMI_STOP_SCHED_SCAN_CMDID, vif->mid, NULL, 0, 3058 WMI_STOP_SCHED_SCAN_EVENTID, &reply, sizeof(reply), 3059 WIL_WMI_CALL_GENERAL_TO_MS); 3060 if (rc) 3061 return rc; 3062 3063 if (reply.evt.result != WMI_PNO_SUCCESS) { 3064 wil_err(wil, "stop sched scan failed, result %d\n", 3065 reply.evt.result); 3066 return -EINVAL; 3067 } 3068 3069 return 0; 3070 } 3071 3072 int wmi_mgmt_tx(struct wil6210_vif *vif, const u8 *buf, size_t len) 3073 { 3074 size_t total; 3075 struct wil6210_priv *wil = vif_to_wil(vif); 3076 struct ieee80211_mgmt *mgmt_frame = (void *)buf; 3077 struct wmi_sw_tx_req_cmd *cmd; 3078 struct { 3079 struct wmi_cmd_hdr wmi; 3080 struct wmi_sw_tx_complete_event evt; 3081 } __packed evt = { 3082 .evt = {.status = WMI_FW_STATUS_FAILURE}, 3083 }; 3084 int rc; 3085 3086 wil_dbg_misc(wil, "mgmt_tx mid %d\n", vif->mid); 3087 wil_hex_dump_misc("mgmt tx frame ", DUMP_PREFIX_OFFSET, 16, 1, buf, 3088 len, true); 3089 3090 if (len < sizeof(struct ieee80211_hdr_3addr)) 3091 return -EINVAL; 3092 3093 total = sizeof(*cmd) + len; 3094 if (total < len) { 3095 wil_err(wil, "mgmt_tx invalid len %zu\n", len); 3096 return -EINVAL; 3097 } 3098 3099 cmd = kmalloc(total, GFP_KERNEL); 3100 if (!cmd) 3101 return -ENOMEM; 3102 3103 memcpy(cmd->dst_mac, mgmt_frame->da, WMI_MAC_LEN); 3104 cmd->len = cpu_to_le16(len); 3105 memcpy(cmd->payload, buf, len); 3106 3107 rc = wmi_call(wil, WMI_SW_TX_REQ_CMDID, vif->mid, cmd, total, 3108 WMI_SW_TX_COMPLETE_EVENTID, &evt, sizeof(evt), 2000); 3109 if (!rc && evt.evt.status != WMI_FW_STATUS_SUCCESS) { 3110 wil_err(wil, "mgmt_tx failed with status %d\n", evt.evt.status); 3111 rc = -EINVAL; 3112 } 3113 3114 kfree(cmd); 3115 3116 return rc; 3117 } 3118 3119 int wmi_mgmt_tx_ext(struct wil6210_vif *vif, const u8 *buf, size_t len, 3120 u8 channel, u16 duration_ms) 3121 { 3122 size_t total; 3123 struct wil6210_priv *wil = vif_to_wil(vif); 3124 struct ieee80211_mgmt *mgmt_frame = (void *)buf; 3125 struct wmi_sw_tx_req_ext_cmd *cmd; 3126 struct { 3127 struct wmi_cmd_hdr wmi; 3128 struct wmi_sw_tx_complete_event evt; 3129 } __packed evt = { 3130 .evt = {.status = WMI_FW_STATUS_FAILURE}, 3131 }; 3132 int rc; 3133 3134 wil_dbg_wmi(wil, "mgmt_tx_ext mid %d channel %d duration %d\n", 3135 vif->mid, channel, duration_ms); 3136 wil_hex_dump_wmi("mgmt_tx_ext frame ", DUMP_PREFIX_OFFSET, 16, 1, buf, 3137 len, true); 3138 3139 if (len < sizeof(struct ieee80211_hdr_3addr)) { 3140 wil_err(wil, "short frame. len %zu\n", len); 3141 return -EINVAL; 3142 } 3143 3144 total = sizeof(*cmd) + len; 3145 if (total < len) { 3146 wil_err(wil, "mgmt_tx_ext invalid len %zu\n", len); 3147 return -EINVAL; 3148 } 3149 3150 cmd = kzalloc(total, GFP_KERNEL); 3151 if (!cmd) 3152 return -ENOMEM; 3153 3154 memcpy(cmd->dst_mac, mgmt_frame->da, WMI_MAC_LEN); 3155 cmd->len = cpu_to_le16(len); 3156 memcpy(cmd->payload, buf, len); 3157 cmd->channel = channel - 1; 3158 cmd->duration_ms = cpu_to_le16(duration_ms); 3159 3160 rc = wmi_call(wil, WMI_SW_TX_REQ_EXT_CMDID, vif->mid, cmd, total, 3161 WMI_SW_TX_COMPLETE_EVENTID, &evt, sizeof(evt), 2000); 3162 if (!rc && evt.evt.status != WMI_FW_STATUS_SUCCESS) { 3163 wil_err(wil, "mgmt_tx_ext failed with status %d\n", 3164 evt.evt.status); 3165 rc = -EINVAL; 3166 } 3167 3168 kfree(cmd); 3169 3170 return rc; 3171 } 3172 3173 int wil_wmi_tx_sring_cfg(struct wil6210_priv *wil, int ring_id) 3174 { 3175 int rc; 3176 struct wil6210_vif *vif = ndev_to_vif(wil->main_ndev); 3177 struct wil_status_ring *sring = &wil->srings[ring_id]; 3178 struct wmi_tx_status_ring_add_cmd cmd = { 3179 .ring_cfg = { 3180 .ring_size = cpu_to_le16(sring->size), 3181 }, 3182 .irq_index = WIL_TX_STATUS_IRQ_IDX 3183 }; 3184 struct { 3185 struct wmi_cmd_hdr hdr; 3186 struct wmi_tx_status_ring_cfg_done_event evt; 3187 } __packed reply = { 3188 .evt = {.status = WMI_FW_STATUS_FAILURE}, 3189 }; 3190 3191 cmd.ring_cfg.ring_id = ring_id; 3192 3193 cmd.ring_cfg.ring_mem_base = cpu_to_le64(sring->pa); 3194 rc = wmi_call(wil, WMI_TX_STATUS_RING_ADD_CMDID, vif->mid, &cmd, 3195 sizeof(cmd), WMI_TX_STATUS_RING_CFG_DONE_EVENTID, 3196 &reply, sizeof(reply), WIL_WMI_CALL_GENERAL_TO_MS); 3197 if (rc) { 3198 wil_err(wil, "TX_STATUS_RING_ADD_CMD failed, rc %d\n", rc); 3199 return rc; 3200 } 3201 3202 if (reply.evt.status != WMI_FW_STATUS_SUCCESS) { 3203 wil_err(wil, "TX_STATUS_RING_ADD_CMD failed, status %d\n", 3204 reply.evt.status); 3205 return -EINVAL; 3206 } 3207 3208 sring->hwtail = le32_to_cpu(reply.evt.ring_tail_ptr); 3209 3210 return 0; 3211 } 3212 3213 int wil_wmi_cfg_def_rx_offload(struct wil6210_priv *wil, u16 max_rx_pl_per_desc) 3214 { 3215 struct net_device *ndev = wil->main_ndev; 3216 struct wil6210_vif *vif = ndev_to_vif(ndev); 3217 int rc; 3218 struct wmi_cfg_def_rx_offload_cmd cmd = { 3219 .max_msdu_size = cpu_to_le16(wil_mtu2macbuf(WIL_MAX_ETH_MTU)), 3220 .max_rx_pl_per_desc = cpu_to_le16(max_rx_pl_per_desc), 3221 .decap_trans_type = WMI_DECAP_TYPE_802_3, 3222 .l2_802_3_offload_ctrl = 0, 3223 .l3_l4_ctrl = 1 << L3_L4_CTRL_TCPIP_CHECKSUM_EN_POS, 3224 }; 3225 struct { 3226 struct wmi_cmd_hdr hdr; 3227 struct wmi_cfg_def_rx_offload_done_event evt; 3228 } __packed reply = { 3229 .evt = {.status = WMI_FW_STATUS_FAILURE}, 3230 }; 3231 3232 rc = wmi_call(wil, WMI_CFG_DEF_RX_OFFLOAD_CMDID, vif->mid, &cmd, 3233 sizeof(cmd), WMI_CFG_DEF_RX_OFFLOAD_DONE_EVENTID, &reply, 3234 sizeof(reply), WIL_WMI_CALL_GENERAL_TO_MS); 3235 if (rc) { 3236 wil_err(wil, "WMI_CFG_DEF_RX_OFFLOAD_CMD failed, rc %d\n", rc); 3237 return rc; 3238 } 3239 3240 if (reply.evt.status != WMI_FW_STATUS_SUCCESS) { 3241 wil_err(wil, "WMI_CFG_DEF_RX_OFFLOAD_CMD failed, status %d\n", 3242 reply.evt.status); 3243 return -EINVAL; 3244 } 3245 3246 return 0; 3247 } 3248 3249 int wil_wmi_rx_sring_add(struct wil6210_priv *wil, u16 ring_id) 3250 { 3251 struct net_device *ndev = wil->main_ndev; 3252 struct wil6210_vif *vif = ndev_to_vif(ndev); 3253 struct wil_status_ring *sring = &wil->srings[ring_id]; 3254 int rc; 3255 struct wmi_rx_status_ring_add_cmd cmd = { 3256 .ring_cfg = { 3257 .ring_size = cpu_to_le16(sring->size), 3258 .ring_id = ring_id, 3259 }, 3260 .rx_msg_type = wil->use_compressed_rx_status ? 3261 WMI_RX_MSG_TYPE_COMPRESSED : 3262 WMI_RX_MSG_TYPE_EXTENDED, 3263 .irq_index = WIL_RX_STATUS_IRQ_IDX, 3264 }; 3265 struct { 3266 struct wmi_cmd_hdr hdr; 3267 struct wmi_rx_status_ring_cfg_done_event evt; 3268 } __packed reply = { 3269 .evt = {.status = WMI_FW_STATUS_FAILURE}, 3270 }; 3271 3272 cmd.ring_cfg.ring_mem_base = cpu_to_le64(sring->pa); 3273 rc = wmi_call(wil, WMI_RX_STATUS_RING_ADD_CMDID, vif->mid, &cmd, 3274 sizeof(cmd), WMI_RX_STATUS_RING_CFG_DONE_EVENTID, &reply, 3275 sizeof(reply), WIL_WMI_CALL_GENERAL_TO_MS); 3276 if (rc) { 3277 wil_err(wil, "RX_STATUS_RING_ADD_CMD failed, rc %d\n", rc); 3278 return rc; 3279 } 3280 3281 if (reply.evt.status != WMI_FW_STATUS_SUCCESS) { 3282 wil_err(wil, "RX_STATUS_RING_ADD_CMD failed, status %d\n", 3283 reply.evt.status); 3284 return -EINVAL; 3285 } 3286 3287 sring->hwtail = le32_to_cpu(reply.evt.ring_tail_ptr); 3288 3289 return 0; 3290 } 3291 3292 int wil_wmi_rx_desc_ring_add(struct wil6210_priv *wil, int status_ring_id) 3293 { 3294 struct net_device *ndev = wil->main_ndev; 3295 struct wil6210_vif *vif = ndev_to_vif(ndev); 3296 struct wil_ring *ring = &wil->ring_rx; 3297 int rc; 3298 struct wmi_rx_desc_ring_add_cmd cmd = { 3299 .ring_cfg = { 3300 .ring_size = cpu_to_le16(ring->size), 3301 .ring_id = WIL_RX_DESC_RING_ID, 3302 }, 3303 .status_ring_id = status_ring_id, 3304 .irq_index = WIL_RX_STATUS_IRQ_IDX, 3305 }; 3306 struct { 3307 struct wmi_cmd_hdr hdr; 3308 struct wmi_rx_desc_ring_cfg_done_event evt; 3309 } __packed reply = { 3310 .evt = {.status = WMI_FW_STATUS_FAILURE}, 3311 }; 3312 3313 cmd.ring_cfg.ring_mem_base = cpu_to_le64(ring->pa); 3314 cmd.sw_tail_host_addr = cpu_to_le64(ring->edma_rx_swtail.pa); 3315 rc = wmi_call(wil, WMI_RX_DESC_RING_ADD_CMDID, vif->mid, &cmd, 3316 sizeof(cmd), WMI_RX_DESC_RING_CFG_DONE_EVENTID, &reply, 3317 sizeof(reply), WIL_WMI_CALL_GENERAL_TO_MS); 3318 if (rc) { 3319 wil_err(wil, "WMI_RX_DESC_RING_ADD_CMD failed, rc %d\n", rc); 3320 return rc; 3321 } 3322 3323 if (reply.evt.status != WMI_FW_STATUS_SUCCESS) { 3324 wil_err(wil, "WMI_RX_DESC_RING_ADD_CMD failed, status %d\n", 3325 reply.evt.status); 3326 return -EINVAL; 3327 } 3328 3329 ring->hwtail = le32_to_cpu(reply.evt.ring_tail_ptr); 3330 3331 return 0; 3332 } 3333 3334 int wil_wmi_tx_desc_ring_add(struct wil6210_vif *vif, int ring_id, int cid, 3335 int tid) 3336 { 3337 struct wil6210_priv *wil = vif_to_wil(vif); 3338 int sring_id = wil->tx_sring_idx; /* there is only one TX sring */ 3339 int rc; 3340 struct wil_ring *ring = &wil->ring_tx[ring_id]; 3341 struct wil_ring_tx_data *txdata = &wil->ring_tx_data[ring_id]; 3342 struct wmi_tx_desc_ring_add_cmd cmd = { 3343 .ring_cfg = { 3344 .ring_size = cpu_to_le16(ring->size), 3345 .ring_id = ring_id, 3346 }, 3347 .status_ring_id = sring_id, 3348 .cid = cid, 3349 .tid = tid, 3350 .encap_trans_type = WMI_VRING_ENC_TYPE_802_3, 3351 .max_msdu_size = cpu_to_le16(wil_mtu2macbuf(mtu_max)), 3352 .schd_params = { 3353 .priority = cpu_to_le16(0), 3354 .timeslot_us = cpu_to_le16(0xfff), 3355 } 3356 }; 3357 struct { 3358 struct wmi_cmd_hdr hdr; 3359 struct wmi_tx_desc_ring_cfg_done_event evt; 3360 } __packed reply = { 3361 .evt = {.status = WMI_FW_STATUS_FAILURE}, 3362 }; 3363 3364 cmd.ring_cfg.ring_mem_base = cpu_to_le64(ring->pa); 3365 rc = wmi_call(wil, WMI_TX_DESC_RING_ADD_CMDID, vif->mid, &cmd, 3366 sizeof(cmd), WMI_TX_DESC_RING_CFG_DONE_EVENTID, &reply, 3367 sizeof(reply), WIL_WMI_CALL_GENERAL_TO_MS); 3368 if (rc) { 3369 wil_err(wil, "WMI_TX_DESC_RING_ADD_CMD failed, rc %d\n", rc); 3370 return rc; 3371 } 3372 3373 if (reply.evt.status != WMI_FW_STATUS_SUCCESS) { 3374 wil_err(wil, "WMI_TX_DESC_RING_ADD_CMD failed, status %d\n", 3375 reply.evt.status); 3376 return -EINVAL; 3377 } 3378 3379 spin_lock_bh(&txdata->lock); 3380 ring->hwtail = le32_to_cpu(reply.evt.ring_tail_ptr); 3381 txdata->mid = vif->mid; 3382 txdata->enabled = 1; 3383 spin_unlock_bh(&txdata->lock); 3384 3385 return 0; 3386 } 3387 3388 int wil_wmi_bcast_desc_ring_add(struct wil6210_vif *vif, int ring_id) 3389 { 3390 struct wil6210_priv *wil = vif_to_wil(vif); 3391 struct wil_ring *ring = &wil->ring_tx[ring_id]; 3392 int rc; 3393 struct wmi_bcast_desc_ring_add_cmd cmd = { 3394 .ring_cfg = { 3395 .ring_size = cpu_to_le16(ring->size), 3396 .ring_id = ring_id, 3397 }, 3398 .status_ring_id = wil->tx_sring_idx, 3399 .encap_trans_type = WMI_VRING_ENC_TYPE_802_3, 3400 }; 3401 struct { 3402 struct wmi_cmd_hdr hdr; 3403 struct wmi_rx_desc_ring_cfg_done_event evt; 3404 } __packed reply = { 3405 .evt = {.status = WMI_FW_STATUS_FAILURE}, 3406 }; 3407 struct wil_ring_tx_data *txdata = &wil->ring_tx_data[ring_id]; 3408 3409 cmd.ring_cfg.ring_mem_base = cpu_to_le64(ring->pa); 3410 rc = wmi_call(wil, WMI_BCAST_DESC_RING_ADD_CMDID, vif->mid, &cmd, 3411 sizeof(cmd), WMI_TX_DESC_RING_CFG_DONE_EVENTID, &reply, 3412 sizeof(reply), WIL_WMI_CALL_GENERAL_TO_MS); 3413 if (rc) { 3414 wil_err(wil, "WMI_BCAST_DESC_RING_ADD_CMD failed, rc %d\n", rc); 3415 return rc; 3416 } 3417 3418 if (reply.evt.status != WMI_FW_STATUS_SUCCESS) { 3419 wil_err(wil, "Broadcast Tx config failed, status %d\n", 3420 reply.evt.status); 3421 return -EINVAL; 3422 } 3423 3424 spin_lock_bh(&txdata->lock); 3425 ring->hwtail = le32_to_cpu(reply.evt.ring_tail_ptr); 3426 txdata->mid = vif->mid; 3427 txdata->enabled = 1; 3428 spin_unlock_bh(&txdata->lock); 3429 3430 return 0; 3431 } 3432 3433 int wmi_link_stats_cfg(struct wil6210_vif *vif, u32 type, u8 cid, u32 interval) 3434 { 3435 struct wil6210_priv *wil = vif_to_wil(vif); 3436 struct wmi_link_stats_cmd cmd = { 3437 .record_type_mask = cpu_to_le32(type), 3438 .cid = cid, 3439 .action = WMI_LINK_STATS_SNAPSHOT, 3440 .interval_msec = cpu_to_le32(interval), 3441 }; 3442 struct { 3443 struct wmi_cmd_hdr wmi; 3444 struct wmi_link_stats_config_done_event evt; 3445 } __packed reply = { 3446 .evt = {.status = WMI_FW_STATUS_FAILURE}, 3447 }; 3448 int rc; 3449 3450 rc = wmi_call(wil, WMI_LINK_STATS_CMDID, vif->mid, &cmd, sizeof(cmd), 3451 WMI_LINK_STATS_CONFIG_DONE_EVENTID, &reply, 3452 sizeof(reply), WIL_WMI_CALL_GENERAL_TO_MS); 3453 if (rc) { 3454 wil_err(wil, "WMI_LINK_STATS_CMDID failed, rc %d\n", rc); 3455 return rc; 3456 } 3457 3458 if (reply.evt.status != WMI_FW_STATUS_SUCCESS) { 3459 wil_err(wil, "Link statistics config failed, status %d\n", 3460 reply.evt.status); 3461 return -EINVAL; 3462 } 3463 3464 return 0; 3465 } 3466