Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (c) 2012-2015 The Linux Foundation. All rights reserved. |
| 3 | * |
| 4 | * Previously licensed under the ISC license by Qualcomm Atheros, Inc. |
| 5 | * |
| 6 | * |
| 7 | * Permission to use, copy, modify, and/or distribute this software for |
| 8 | * any purpose with or without fee is hereby granted, provided that the |
| 9 | * above copyright notice and this permission notice appear in all |
| 10 | * copies. |
| 11 | * |
| 12 | * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL |
| 13 | * WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED |
| 14 | * WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE |
| 15 | * AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL |
| 16 | * DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR |
| 17 | * PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER |
| 18 | * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR |
| 19 | * PERFORMANCE OF THIS SOFTWARE. |
| 20 | */ |
| 21 | |
| 22 | /* |
| 23 | * This file was originally distributed by Qualcomm Atheros, Inc. |
| 24 | * under proprietary terms before Copyright ownership was assigned |
| 25 | * to the Linux Foundation. |
| 26 | */ |
| 27 | |
| 28 | /* Include Files */ |
| 29 | |
| 30 | #include <wlan_hdd_includes.h> |
| 31 | #include <wlan_hdd_wowl.h> |
| 32 | #include "wlan_hdd_trace.h" |
| 33 | #include "wlan_hdd_ioctl.h" |
| 34 | #include "wlan_hdd_power.h" |
| 35 | #include "wlan_hdd_driver_ops.h" |
| 36 | #include "cds_concurrency.h" |
| 37 | |
| 38 | #include "wlan_hdd_p2p.h" |
| 39 | #include <linux/ctype.h> |
| 40 | #include "wma.h" |
| 41 | #include "wlan_hdd_napi.h" |
| 42 | |
| 43 | #if defined(FEATURE_WLAN_ESE) && defined(FEATURE_WLAN_ESE_UPLOAD) |
| 44 | #include <sme_api.h> |
| 45 | #include <sir_api.h> |
| 46 | #endif |
| 47 | #include "hif.h" |
| 48 | |
| 49 | #if defined(LINUX_QCMBR) |
| 50 | #define SIOCIOCTLTX99 (SIOCDEVPRIVATE+13) |
| 51 | #endif |
| 52 | |
| 53 | /* |
| 54 | * Size of Driver command strings from upper layer |
| 55 | */ |
| 56 | #define SIZE_OF_SETROAMMODE 11 /* size of SETROAMMODE */ |
| 57 | #define SIZE_OF_GETROAMMODE 11 /* size of GETROAMMODE */ |
| 58 | |
| 59 | |
| 60 | #if defined(FEATURE_WLAN_ESE) && defined(FEATURE_WLAN_ESE_UPLOAD) |
| 61 | #define TID_MIN_VALUE 0 |
| 62 | #define TID_MAX_VALUE 15 |
| 63 | #endif /* FEATURE_WLAN_ESE && FEATURE_WLAN_ESE_UPLOAD */ |
| 64 | |
| 65 | /* |
| 66 | * Maximum buffer size used for returning the data back to user space |
| 67 | */ |
| 68 | #define WLAN_MAX_BUF_SIZE 1024 |
| 69 | #define WLAN_PRIV_DATA_MAX_LEN 8192 |
| 70 | |
| 71 | /* |
| 72 | * Driver miracast parameters 0-Disabled |
| 73 | * 1-Source, 2-Sink |
| 74 | */ |
| 75 | #define WLAN_HDD_DRIVER_MIRACAST_CFG_MIN_VAL 0 |
| 76 | #define WLAN_HDD_DRIVER_MIRACAST_CFG_MAX_VAL 2 |
| 77 | |
| 78 | /* |
| 79 | * When ever we need to print IBSSPEERINFOALL for more than 16 STA |
| 80 | * we will split the printing. |
| 81 | */ |
| 82 | #define NUM_OF_STA_DATA_TO_PRINT 16 |
| 83 | |
| 84 | /* |
| 85 | * Android DRIVER command structures |
| 86 | */ |
| 87 | struct android_wifi_reassoc_params { |
| 88 | unsigned char bssid[18]; |
| 89 | int channel; |
| 90 | }; |
| 91 | |
| 92 | #define ANDROID_WIFI_ACTION_FRAME_SIZE 1040 |
| 93 | struct android_wifi_af_params { |
| 94 | unsigned char bssid[18]; |
| 95 | int channel; |
| 96 | int dwell_time; |
| 97 | int len; |
| 98 | unsigned char data[ANDROID_WIFI_ACTION_FRAME_SIZE]; |
| 99 | }; |
| 100 | |
| 101 | /* |
| 102 | * Define HDD driver command handling entry, each contains a command |
| 103 | * string and the handler. |
| 104 | */ |
| 105 | typedef int (*hdd_drv_cmd_handler_t)(hdd_adapter_t *adapter, |
| 106 | hdd_context_t *hdd_ctx, |
| 107 | uint8_t *cmd, |
| 108 | uint8_t cmd_name_len, |
| 109 | hdd_priv_data_t *priv_data); |
| 110 | |
| 111 | typedef struct { |
| 112 | const char *cmd; |
| 113 | hdd_drv_cmd_handler_t handler; |
| 114 | } hdd_drv_cmd_t; |
| 115 | |
| 116 | #ifdef WLAN_FEATURE_EXTWOW_SUPPORT |
| 117 | #define WLAN_WAIT_TIME_READY_TO_EXTWOW 2000 |
| 118 | #define WLAN_HDD_MAX_TCP_PORT 65535 |
| 119 | #endif |
| 120 | |
| 121 | #if defined(FEATURE_WLAN_ESE) && defined(FEATURE_WLAN_ESE_UPLOAD) |
| 122 | static void hdd_get_tsm_stats_cb(tAniTrafStrmMetrics tsm_metrics, |
| 123 | const uint32_t staId, void *context) |
| 124 | { |
| 125 | struct statsContext *stats_context = NULL; |
| 126 | hdd_adapter_t *adapter = NULL; |
| 127 | |
| 128 | if (NULL == context) { |
| 129 | hddLog(CDF_TRACE_LEVEL_ERROR, |
| 130 | "%s: Bad param, context [%p]", __func__, context); |
| 131 | return; |
| 132 | } |
| 133 | |
| 134 | /* |
| 135 | * there is a race condition that exists between this callback |
| 136 | * function and the caller since the caller could time out either |
| 137 | * before or while this code is executing. we use a spinlock to |
| 138 | * serialize these actions |
| 139 | */ |
| 140 | spin_lock(&hdd_context_lock); |
| 141 | |
| 142 | stats_context = context; |
| 143 | adapter = stats_context->pAdapter; |
| 144 | if ((NULL == adapter) || |
| 145 | (STATS_CONTEXT_MAGIC != stats_context->magic)) { |
| 146 | /* |
| 147 | * the caller presumably timed out so there is |
| 148 | * nothing we can do |
| 149 | */ |
| 150 | spin_unlock(&hdd_context_lock); |
| 151 | hddLog(CDF_TRACE_LEVEL_WARN, |
| 152 | "%s: Invalid context, adapter [%p] magic [%08x]", |
| 153 | __func__, adapter, stats_context->magic); |
| 154 | return; |
| 155 | } |
| 156 | |
| 157 | /* context is valid so caller is still waiting */ |
| 158 | |
| 159 | /* paranoia: invalidate the magic */ |
| 160 | stats_context->magic = 0; |
| 161 | |
| 162 | /* copy over the tsm stats */ |
| 163 | adapter->tsmStats.UplinkPktQueueDly = tsm_metrics.UplinkPktQueueDly; |
| 164 | cdf_mem_copy(adapter->tsmStats.UplinkPktQueueDlyHist, |
| 165 | tsm_metrics.UplinkPktQueueDlyHist, |
| 166 | sizeof(adapter->tsmStats.UplinkPktQueueDlyHist) / |
| 167 | sizeof(adapter->tsmStats.UplinkPktQueueDlyHist[0])); |
| 168 | adapter->tsmStats.UplinkPktTxDly = tsm_metrics.UplinkPktTxDly; |
| 169 | adapter->tsmStats.UplinkPktLoss = tsm_metrics.UplinkPktLoss; |
| 170 | adapter->tsmStats.UplinkPktCount = tsm_metrics.UplinkPktCount; |
| 171 | adapter->tsmStats.RoamingCount = tsm_metrics.RoamingCount; |
| 172 | adapter->tsmStats.RoamingDly = tsm_metrics.RoamingDly; |
| 173 | |
| 174 | /* notify the caller */ |
| 175 | complete(&stats_context->completion); |
| 176 | |
| 177 | /* serialization is complete */ |
| 178 | spin_unlock(&hdd_context_lock); |
| 179 | } |
| 180 | |
| 181 | static |
| 182 | CDF_STATUS hdd_get_tsm_stats(hdd_adapter_t *adapter, |
| 183 | const uint8_t tid, |
| 184 | tAniTrafStrmMetrics *tsm_metrics) |
| 185 | { |
| 186 | hdd_station_ctx_t *hdd_sta_ctx = NULL; |
| 187 | CDF_STATUS hstatus; |
| 188 | CDF_STATUS vstatus = CDF_STATUS_SUCCESS; |
| 189 | unsigned long rc; |
| 190 | struct statsContext context; |
| 191 | hdd_context_t *hdd_ctx = NULL; |
| 192 | |
| 193 | if (NULL == adapter) { |
| 194 | hddLog(CDF_TRACE_LEVEL_ERROR, |
| 195 | "%s: adapter is NULL", __func__); |
| 196 | return CDF_STATUS_E_FAULT; |
| 197 | } |
| 198 | |
| 199 | hdd_ctx = WLAN_HDD_GET_CTX(adapter); |
| 200 | hdd_sta_ctx = WLAN_HDD_GET_STATION_CTX_PTR(adapter); |
| 201 | |
| 202 | /* we are connected prepare our callback context */ |
| 203 | init_completion(&context.completion); |
| 204 | context.pAdapter = adapter; |
| 205 | context.magic = STATS_CONTEXT_MAGIC; |
| 206 | |
| 207 | /* query tsm stats */ |
| 208 | hstatus = sme_get_tsm_stats(hdd_ctx->hHal, hdd_get_tsm_stats_cb, |
| 209 | hdd_sta_ctx->conn_info.staId[0], |
| 210 | hdd_sta_ctx->conn_info.bssId, |
| 211 | &context, hdd_ctx->pcds_context, tid); |
| 212 | if (CDF_STATUS_SUCCESS != hstatus) { |
| 213 | hddLog(CDF_TRACE_LEVEL_ERROR, |
| 214 | "%s: Unable to retrieve statistics", __func__); |
| 215 | vstatus = CDF_STATUS_E_FAULT; |
| 216 | } else { |
| 217 | /* request was sent -- wait for the response */ |
| 218 | rc = wait_for_completion_timeout(&context.completion, |
| 219 | msecs_to_jiffies(WLAN_WAIT_TIME_STATS)); |
| 220 | if (!rc) { |
| 221 | hddLog(CDF_TRACE_LEVEL_ERROR, |
| 222 | "%s: SME timed out while retrieving statistics", |
| 223 | __func__); |
| 224 | vstatus = CDF_STATUS_E_TIMEOUT; |
| 225 | } |
| 226 | } |
| 227 | |
| 228 | /* |
| 229 | * either we never sent a request, we sent a request and received a |
| 230 | * response or we sent a request and timed out. if we never sent a |
| 231 | * request or if we sent a request and got a response, we want to |
| 232 | * clear the magic out of paranoia. if we timed out there is a |
| 233 | * race condition such that the callback function could be |
| 234 | * executing at the same time we are. of primary concern is if the |
| 235 | * callback function had already verified the "magic" but had not |
| 236 | * yet set the completion variable when a timeout occurred. we |
| 237 | * serialize these activities by invalidating the magic while |
| 238 | * holding a shared spinlock which will cause us to block if the |
| 239 | * callback is currently executing |
| 240 | */ |
| 241 | spin_lock(&hdd_context_lock); |
| 242 | context.magic = 0; |
| 243 | spin_unlock(&hdd_context_lock); |
| 244 | |
| 245 | if (CDF_STATUS_SUCCESS == vstatus) { |
| 246 | tsm_metrics->UplinkPktQueueDly = |
| 247 | adapter->tsmStats.UplinkPktQueueDly; |
| 248 | cdf_mem_copy(tsm_metrics->UplinkPktQueueDlyHist, |
| 249 | adapter->tsmStats.UplinkPktQueueDlyHist, |
| 250 | sizeof(adapter->tsmStats.UplinkPktQueueDlyHist) / |
| 251 | sizeof(adapter->tsmStats. |
| 252 | UplinkPktQueueDlyHist[0])); |
| 253 | tsm_metrics->UplinkPktTxDly = adapter->tsmStats.UplinkPktTxDly; |
| 254 | tsm_metrics->UplinkPktLoss = adapter->tsmStats.UplinkPktLoss; |
| 255 | tsm_metrics->UplinkPktCount = adapter->tsmStats.UplinkPktCount; |
| 256 | tsm_metrics->RoamingCount = adapter->tsmStats.RoamingCount; |
| 257 | tsm_metrics->RoamingDly = adapter->tsmStats.RoamingDly; |
| 258 | } |
| 259 | return vstatus; |
| 260 | } |
| 261 | #endif /*FEATURE_WLAN_ESE && FEATURE_WLAN_ESE_UPLOAD */ |
| 262 | |
| 263 | #if defined (WLAN_FEATURE_VOWIFI_11R) || defined (FEATURE_WLAN_ESE) || defined(FEATURE_WLAN_LFR) |
| 264 | static void hdd_get_band_helper(hdd_context_t *hdd_ctx, int *pBand) |
| 265 | { |
| 266 | eCsrBand band = -1; |
| 267 | sme_get_freq_band((tHalHandle) (hdd_ctx->hHal), &band); |
| 268 | switch (band) { |
| 269 | case eCSR_BAND_ALL: |
| 270 | *pBand = WLAN_HDD_UI_BAND_AUTO; |
| 271 | break; |
| 272 | |
| 273 | case eCSR_BAND_24: |
| 274 | *pBand = WLAN_HDD_UI_BAND_2_4_GHZ; |
| 275 | break; |
| 276 | |
| 277 | case eCSR_BAND_5G: |
| 278 | *pBand = WLAN_HDD_UI_BAND_5_GHZ; |
| 279 | break; |
| 280 | |
| 281 | default: |
| 282 | hddLog(CDF_TRACE_LEVEL_WARN, "%s: Invalid Band %d", __func__, |
| 283 | band); |
| 284 | *pBand = -1; |
| 285 | break; |
| 286 | } |
| 287 | } |
| 288 | |
| 289 | /** |
| 290 | * _hdd_parse_bssid_and_chan() - helper function to parse bssid and channel |
| 291 | * @data: input data |
| 292 | * @target_ap_bssid: pointer to bssid (output parameter) |
| 293 | * @channel: pointer to channel (output parameter) |
| 294 | * |
| 295 | * Return: 0 if parsing is successful; -EINVAL otherwise |
| 296 | */ |
| 297 | static int _hdd_parse_bssid_and_chan(const uint8_t **data, |
| 298 | uint8_t *bssid, |
| 299 | uint8_t *channel) |
| 300 | { |
| 301 | const uint8_t *in_ptr; |
| 302 | int v = 0; |
| 303 | int temp_int; |
| 304 | uint8_t temp_buf[32]; |
| 305 | |
| 306 | /* 12 hexa decimal digits, 5 ':' and '\0' */ |
| 307 | uint8_t mac_addr[18]; |
| 308 | |
| 309 | if (!data || !*data) |
| 310 | return -EINVAL; |
| 311 | |
| 312 | in_ptr = *data; |
| 313 | |
| 314 | in_ptr = strnchr(in_ptr, strlen(in_ptr), SPACE_ASCII_VALUE); |
| 315 | /* no argument after the command */ |
| 316 | if (NULL == in_ptr) |
| 317 | goto error; |
| 318 | /* no space after the command */ |
| 319 | else if (SPACE_ASCII_VALUE != *in_ptr) |
| 320 | goto error; |
| 321 | |
| 322 | /* remove empty spaces */ |
| 323 | while ((SPACE_ASCII_VALUE == *in_ptr) && ('\0' != *in_ptr)) |
| 324 | in_ptr++; |
| 325 | |
| 326 | /* no argument followed by spaces */ |
| 327 | if ('\0' == *in_ptr) |
| 328 | goto error; |
| 329 | |
| 330 | v = sscanf(in_ptr, "%17s", mac_addr); |
| 331 | if (!((1 == v) && hdd_is_valid_mac_address(mac_addr))) { |
| 332 | hddLog(LOGE, |
| 333 | FL( |
| 334 | "Invalid MAC address or All hex inputs are not read (%d)" |
| 335 | ), |
| 336 | v); |
| 337 | goto error; |
| 338 | } |
| 339 | |
| 340 | bssid[0] = hex_to_bin(mac_addr[0]) << 4 | |
| 341 | hex_to_bin(mac_addr[1]); |
| 342 | bssid[1] = hex_to_bin(mac_addr[3]) << 4 | |
| 343 | hex_to_bin(mac_addr[4]); |
| 344 | bssid[2] = hex_to_bin(mac_addr[6]) << 4 | |
| 345 | hex_to_bin(mac_addr[7]); |
| 346 | bssid[3] = hex_to_bin(mac_addr[9]) << 4 | |
| 347 | hex_to_bin(mac_addr[10]); |
| 348 | bssid[4] = hex_to_bin(mac_addr[12]) << 4 | |
| 349 | hex_to_bin(mac_addr[13]); |
| 350 | bssid[5] = hex_to_bin(mac_addr[15]) << 4 | |
| 351 | hex_to_bin(mac_addr[16]); |
| 352 | |
| 353 | /* point to the next argument */ |
| 354 | in_ptr = strnchr(in_ptr, strlen(in_ptr), SPACE_ASCII_VALUE); |
| 355 | /* no argument after the command */ |
| 356 | if (NULL == in_ptr) |
| 357 | goto error; |
| 358 | |
| 359 | /* remove empty spaces */ |
| 360 | while ((SPACE_ASCII_VALUE == *in_ptr) && ('\0' != *in_ptr)) |
| 361 | in_ptr++; |
| 362 | |
| 363 | /* no argument followed by spaces */ |
| 364 | if ('\0' == *in_ptr) |
| 365 | goto error; |
| 366 | |
| 367 | /* get the next argument ie the channel number */ |
| 368 | v = sscanf(in_ptr, "%31s ", temp_buf); |
| 369 | if (1 != v) |
| 370 | goto error; |
| 371 | |
| 372 | v = kstrtos32(temp_buf, 10, &temp_int); |
| 373 | if ((v < 0) || (temp_int < 0) || |
| 374 | (temp_int > WNI_CFG_CURRENT_CHANNEL_STAMAX)) |
| 375 | return -EINVAL; |
| 376 | |
| 377 | *channel = temp_int; |
| 378 | *data = in_ptr; |
| 379 | return 0; |
| 380 | error: |
| 381 | *data = in_ptr; |
| 382 | return -EINVAL; |
| 383 | } |
| 384 | |
| 385 | /** |
| 386 | * hdd_parse_send_action_frame_data() - HDD Parse send action frame data |
| 387 | * @pValue: Pointer to input data |
| 388 | * @pTargetApBssid: Pointer to target Ap bssid |
| 389 | * @pChannel: Pointer to the Target AP channel |
| 390 | * @pDwellTime: Pointer to the time to stay off-channel |
| 391 | * after transmitting action frame |
| 392 | * @pBuf: Pointer to data |
| 393 | * @pBufLen: Pointer to data length |
| 394 | * |
| 395 | * This function parses the send action frame data passed in the format |
| 396 | * SENDACTIONFRAME<space><bssid><space><channel><space><dwelltime><space><data> |
| 397 | * |
| 398 | * Return: 0 for success non-zero for failure |
| 399 | */ |
| 400 | static int |
| 401 | hdd_parse_send_action_frame_v1_data(const uint8_t *pValue, |
| 402 | uint8_t *pTargetApBssid, |
| 403 | uint8_t *pChannel, uint8_t *pDwellTime, |
| 404 | uint8_t **pBuf, uint8_t *pBufLen) |
| 405 | { |
| 406 | const uint8_t *inPtr = pValue; |
| 407 | const uint8_t *dataEnd; |
| 408 | int tempInt; |
| 409 | int j = 0; |
| 410 | int i = 0; |
| 411 | int v = 0; |
| 412 | uint8_t tempBuf[32]; |
| 413 | uint8_t tempByte = 0; |
| 414 | |
| 415 | if (_hdd_parse_bssid_and_chan(&inPtr, pTargetApBssid, pChannel)) |
| 416 | return -EINVAL; |
| 417 | |
| 418 | /* point to the next argument */ |
| 419 | inPtr = strnchr(inPtr, strlen(inPtr), SPACE_ASCII_VALUE); |
| 420 | /* no argument after the command */ |
| 421 | if (NULL == inPtr) |
| 422 | return -EINVAL; |
| 423 | /* removing empty spaces */ |
| 424 | while ((SPACE_ASCII_VALUE == *inPtr) && ('\0' != *inPtr)) |
| 425 | inPtr++; |
| 426 | |
| 427 | /* no argument followed by spaces */ |
| 428 | if ('\0' == *inPtr) { |
| 429 | return -EINVAL; |
| 430 | } |
| 431 | |
| 432 | /* getting the next argument ie the dwell time */ |
| 433 | v = sscanf(inPtr, "%31s ", tempBuf); |
| 434 | if (1 != v) |
| 435 | return -EINVAL; |
| 436 | |
| 437 | v = kstrtos32(tempBuf, 10, &tempInt); |
| 438 | if (v < 0 || tempInt < 0) |
| 439 | return -EINVAL; |
| 440 | |
| 441 | *pDwellTime = tempInt; |
| 442 | |
| 443 | /* point to the next argument */ |
| 444 | inPtr = strnchr(inPtr, strlen(inPtr), SPACE_ASCII_VALUE); |
| 445 | /* no argument after the command */ |
| 446 | if (NULL == inPtr) |
| 447 | return -EINVAL; |
| 448 | /* removing empty spaces */ |
| 449 | while ((SPACE_ASCII_VALUE == *inPtr) && ('\0' != *inPtr)) |
| 450 | inPtr++; |
| 451 | |
| 452 | /* no argument followed by spaces */ |
| 453 | if ('\0' == *inPtr) { |
| 454 | return -EINVAL; |
| 455 | } |
| 456 | |
| 457 | /* find the length of data */ |
| 458 | dataEnd = inPtr; |
| 459 | while (('\0' != *dataEnd)) { |
| 460 | dataEnd++; |
| 461 | } |
| 462 | *pBufLen = dataEnd - inPtr; |
| 463 | if (*pBufLen <= 0) |
| 464 | return -EINVAL; |
| 465 | |
| 466 | /* |
| 467 | * Allocate the number of bytes based on the number of input characters |
| 468 | * whether it is even or odd. |
| 469 | * if the number of input characters are even, then we need N/2 byte. |
| 470 | * if the number of input characters are odd, then we need do (N+1)/2 |
| 471 | * to compensate rounding off. |
| 472 | * For example, if N = 18, then (18 + 1)/2 = 9 bytes are enough. |
| 473 | * If N = 19, then we need 10 bytes, hence (19 + 1)/2 = 10 bytes |
| 474 | */ |
| 475 | *pBuf = cdf_mem_malloc((*pBufLen + 1) / 2); |
| 476 | if (NULL == *pBuf) { |
| 477 | hddLog(LOGE, FL("cdf_mem_alloc failed")); |
| 478 | return -ENOMEM; |
| 479 | } |
| 480 | |
| 481 | /* the buffer received from the upper layer is character buffer, |
| 482 | * we need to prepare the buffer taking 2 characters in to a U8 hex |
| 483 | * decimal number for example 7f0000f0...form a buffer to contain 7f |
| 484 | * in 0th location, 00 in 1st and f0 in 3rd location |
| 485 | */ |
| 486 | for (i = 0, j = 0; j < *pBufLen; j += 2) { |
| 487 | if (j + 1 == *pBufLen) { |
| 488 | tempByte = hex_to_bin(inPtr[j]); |
| 489 | } else { |
| 490 | tempByte = |
| 491 | (hex_to_bin(inPtr[j]) << 4) | |
| 492 | (hex_to_bin(inPtr[j + 1])); |
| 493 | } |
| 494 | (*pBuf)[i++] = tempByte; |
| 495 | } |
| 496 | *pBufLen = i; |
| 497 | return 0; |
| 498 | } |
| 499 | |
| 500 | /** |
| 501 | * hdd_parse_reassoc_command_data() - HDD Parse reassoc command data |
| 502 | * @pValue: Pointer to input data (its a NULL terminated string) |
| 503 | * @pTargetApBssid: Pointer to target Ap bssid |
| 504 | * @pChannel: Pointer to the Target AP channel |
| 505 | * |
| 506 | * This function parses the reasoc command data passed in the format |
| 507 | * REASSOC<space><bssid><space><channel> |
| 508 | * |
| 509 | * Return: 0 for success non-zero for failure |
| 510 | */ |
| 511 | static int hdd_parse_reassoc_command_v1_data(const uint8_t *pValue, |
| 512 | uint8_t *pTargetApBssid, |
| 513 | uint8_t *pChannel) |
| 514 | { |
| 515 | const uint8_t *inPtr = pValue; |
| 516 | |
| 517 | if (_hdd_parse_bssid_and_chan(&inPtr, pTargetApBssid, pChannel)) |
| 518 | return -EINVAL; |
| 519 | |
| 520 | return 0; |
| 521 | } |
| 522 | |
| 523 | #endif /* WLAN_FEATURE_VOWIFI_11R || FEATURE_WLAN_ESE || FEATURE_WLAN_ESE FEATURE_WLAN_LFR */ |
| 524 | |
| 525 | #if defined (WLAN_FEATURE_VOWIFI_11R) || defined (FEATURE_WLAN_ESE) || defined(FEATURE_WLAN_LFR) |
| 526 | /** |
| 527 | * hdd_reassoc() - perform a userspace-directed reassoc |
| 528 | * @adapter: Adapter upon which the command was received |
| 529 | * @bssid: BSSID with which to reassociate |
| 530 | * @channel: channel upon which to reassociate |
| 531 | * |
| 532 | * This function performs a userspace-directed reassoc operation |
| 533 | * |
| 534 | * Return: 0 for success non-zero for failure |
| 535 | */ |
| 536 | static int |
| 537 | hdd_reassoc(hdd_adapter_t *adapter, const uint8_t *bssid, |
| 538 | const uint8_t channel) |
| 539 | { |
| 540 | hdd_station_ctx_t *pHddStaCtx; |
| 541 | int ret = 0; |
| 542 | |
| 543 | if (WLAN_HDD_INFRA_STATION != adapter->device_mode) { |
| 544 | hdd_warn("Unsupported in mode %s(%d)", |
| 545 | hdd_device_mode_to_string(adapter->device_mode), |
| 546 | adapter->device_mode); |
| 547 | return -EINVAL; |
| 548 | } |
| 549 | |
| 550 | pHddStaCtx = WLAN_HDD_GET_STATION_CTX_PTR(adapter); |
| 551 | |
| 552 | /* if not associated, no need to proceed with reassoc */ |
| 553 | if (eConnectionState_Associated != pHddStaCtx->conn_info.connState) { |
| 554 | hddLog(CDF_TRACE_LEVEL_INFO, "%s: Not associated", __func__); |
| 555 | ret = -EINVAL; |
| 556 | goto exit; |
| 557 | } |
| 558 | |
| 559 | /* |
| 560 | * if the target bssid is same as currently associated AP, |
| 561 | * then no need to proceed with reassoc |
| 562 | */ |
| 563 | if (!memcmp(bssid, pHddStaCtx->conn_info.bssId.bytes, |
| 564 | CDF_MAC_ADDR_SIZE)) { |
| 565 | hddLog(LOG1, |
| 566 | FL("Reassoc BSSID is same as currently associated AP bssid")); |
| 567 | ret = -EINVAL; |
| 568 | goto exit; |
| 569 | } |
| 570 | |
| 571 | /* Check channel number is a valid channel number */ |
| 572 | if (CDF_STATUS_SUCCESS != |
| 573 | wlan_hdd_validate_operation_channel(adapter, channel)) { |
| 574 | hddLog(CDF_TRACE_LEVEL_ERROR, "%s: Invalid Channel %d", |
| 575 | __func__, channel); |
| 576 | ret = -EINVAL; |
| 577 | goto exit; |
| 578 | } |
| 579 | |
| 580 | /* Proceed with reassoc */ |
| 581 | { |
| 582 | tCsrHandoffRequest handoffInfo; |
| 583 | hdd_context_t *hdd_ctx = WLAN_HDD_GET_CTX(adapter); |
| 584 | |
| 585 | handoffInfo.channel = channel; |
| 586 | handoffInfo.src = REASSOC; |
| 587 | cdf_mem_copy(handoffInfo.bssid.bytes, bssid, CDF_MAC_ADDR_SIZE); |
| 588 | sme_handoff_request(hdd_ctx->hHal, adapter->sessionId, |
| 589 | &handoffInfo); |
| 590 | } |
| 591 | exit: |
| 592 | return ret; |
| 593 | } |
| 594 | |
| 595 | /** |
| 596 | * hdd_parse_reassoc_v1() - parse version 1 of the REASSOC command |
| 597 | * @adapter: Adapter upon which the command was received |
| 598 | * @command: ASCII text command that was received |
| 599 | * |
| 600 | * This function parses the v1 REASSOC command with the format |
| 601 | * |
| 602 | * REASSOC xx:xx:xx:xx:xx:xx CH |
| 603 | * |
| 604 | * Where "xx:xx:xx:xx:xx:xx" is the Hex-ASCII representation of the |
| 605 | * BSSID and CH is the ASCII representation of the channel. For |
| 606 | * example |
| 607 | * |
| 608 | * REASSOC 00:0a:0b:11:22:33 48 |
| 609 | * |
| 610 | * Return: 0 for success non-zero for failure |
| 611 | */ |
| 612 | static int hdd_parse_reassoc_v1(hdd_adapter_t *adapter, const char *command) |
| 613 | { |
| 614 | uint8_t channel = 0; |
| 615 | tSirMacAddr bssid; |
| 616 | int ret; |
| 617 | |
| 618 | ret = hdd_parse_reassoc_command_v1_data(command, bssid, &channel); |
| 619 | if (ret) { |
| 620 | hddLog(CDF_TRACE_LEVEL_ERROR, |
| 621 | "%s: Failed to parse reassoc command data", __func__); |
| 622 | } else { |
| 623 | ret = hdd_reassoc(adapter, bssid, channel); |
| 624 | } |
| 625 | return ret; |
| 626 | } |
| 627 | |
| 628 | /** |
| 629 | * hdd_parse_reassoc_v2() - parse version 2 of the REASSOC command |
| 630 | * @adapter: Adapter upon which the command was received |
| 631 | * @command: Command that was received, ASCII command |
| 632 | * followed by binary data |
| 633 | * |
| 634 | * This function parses the v2 REASSOC command with the format |
| 635 | * |
| 636 | * REASSOC <android_wifi_reassoc_params> |
| 637 | * |
| 638 | * Return: 0 for success non-zero for failure |
| 639 | */ |
| 640 | static int hdd_parse_reassoc_v2(hdd_adapter_t *adapter, const char *command) |
| 641 | { |
| 642 | struct android_wifi_reassoc_params params; |
| 643 | tSirMacAddr bssid; |
| 644 | int ret; |
| 645 | |
| 646 | /* The params are located after "REASSOC " */ |
| 647 | memcpy(¶ms, command + 8, sizeof(params)); |
| 648 | |
| 649 | if (!mac_pton(params.bssid, (u8 *) &bssid)) { |
| 650 | hddLog(LOGE, "%s: MAC address parsing failed", __func__); |
| 651 | ret = -EINVAL; |
| 652 | } else { |
| 653 | ret = hdd_reassoc(adapter, bssid, params.channel); |
| 654 | } |
| 655 | return ret; |
| 656 | } |
| 657 | |
| 658 | /** |
| 659 | * hdd_parse_reassoc() - parse the REASSOC command |
| 660 | * @adapter: Adapter upon which the command was received |
| 661 | * @command: Command that was received |
| 662 | * |
| 663 | * There are two different versions of the REASSOC command. Version 1 |
| 664 | * of the command contains a parameter list that is ASCII characters |
| 665 | * whereas version 2 contains a combination of ASCII and binary |
| 666 | * payload. Determine if a version 1 or a version 2 command is being |
| 667 | * parsed by examining the parameters, and then dispatch the parser |
| 668 | * that is appropriate for the command. |
| 669 | * |
| 670 | * Return: 0 for success non-zero for failure |
| 671 | */ |
| 672 | static int hdd_parse_reassoc(hdd_adapter_t *adapter, const char *command) |
| 673 | { |
| 674 | int ret; |
| 675 | |
| 676 | /* both versions start with "REASSOC " |
| 677 | * v1 has a bssid and channel # as an ASCII string |
| 678 | * REASSOC xx:xx:xx:xx:xx:xx CH |
| 679 | * v2 has a C struct |
| 680 | * REASSOC <binary c struct> |
| 681 | * |
| 682 | * The first field in the v2 struct is also the bssid in ASCII. |
| 683 | * But in the case of a v2 message the BSSID is NUL-terminated. |
| 684 | * Hence we can peek at that offset to see if this is V1 or V2 |
| 685 | * REASSOC xx:xx:xx:xx:xx:xx* |
| 686 | * 1111111111222222 |
| 687 | * 01234567890123456789012345 |
| 688 | */ |
| 689 | if (command[25]) { |
| 690 | ret = hdd_parse_reassoc_v1(adapter, command); |
| 691 | } else { |
| 692 | ret = hdd_parse_reassoc_v2(adapter, command); |
| 693 | } |
| 694 | |
| 695 | return ret; |
| 696 | } |
| 697 | |
| 698 | #endif /* WLAN_FEATURE_VOWIFI_11R || FEATURE_WLAN_ESE || FEATURE_WLAN_ESE FEATURE_WLAN_LFR */ |
| 699 | |
| 700 | #if defined (WLAN_FEATURE_VOWIFI_11R) || defined (FEATURE_WLAN_ESE) || defined(FEATURE_WLAN_LFR) |
| 701 | /** |
| 702 | * hdd_sendactionframe() - send a userspace-supplied action frame |
| 703 | * @adapter: Adapter upon which the command was received |
| 704 | * @bssid: BSSID target of the action frame |
| 705 | * @channel: Channel upon which to send the frame |
| 706 | * @dwell_time: Amount of time to dwell when the frame is sent |
| 707 | * @payload_len:Length of the payload |
| 708 | * @payload: Payload of the frame |
| 709 | * |
| 710 | * This function sends a userspace-supplied action frame |
| 711 | * |
| 712 | * Return: 0 for success non-zero for failure |
| 713 | */ |
| 714 | static int |
| 715 | hdd_sendactionframe(hdd_adapter_t *adapter, const uint8_t *bssid, |
| 716 | const uint8_t channel, const uint8_t dwell_time, |
| 717 | const uint8_t payload_len, const uint8_t *payload) |
| 718 | { |
| 719 | struct ieee80211_channel chan; |
| 720 | uint8_t frame_len; |
| 721 | uint8_t *frame; |
| 722 | struct ieee80211_hdr_3addr *hdr; |
| 723 | u64 cookie; |
| 724 | hdd_station_ctx_t *pHddStaCtx; |
| 725 | hdd_context_t *hdd_ctx; |
| 726 | int ret = 0; |
| 727 | tpSirMacVendorSpecificFrameHdr pVendorSpecific = |
| 728 | (tpSirMacVendorSpecificFrameHdr) payload; |
| 729 | #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 14, 0)) |
| 730 | struct cfg80211_mgmt_tx_params params; |
| 731 | #endif |
| 732 | |
| 733 | if (WLAN_HDD_INFRA_STATION != adapter->device_mode) { |
| 734 | hdd_warn("Unsupported in mode %s(%d)", |
| 735 | hdd_device_mode_to_string(adapter->device_mode), |
| 736 | adapter->device_mode); |
| 737 | return -EINVAL; |
| 738 | } |
| 739 | |
| 740 | pHddStaCtx = WLAN_HDD_GET_STATION_CTX_PTR(adapter); |
| 741 | hdd_ctx = WLAN_HDD_GET_CTX(adapter); |
| 742 | |
| 743 | /* if not associated, no need to send action frame */ |
| 744 | if (eConnectionState_Associated != pHddStaCtx->conn_info.connState) { |
| 745 | hddLog(CDF_TRACE_LEVEL_INFO, "%s: Not associated", __func__); |
| 746 | ret = -EINVAL; |
| 747 | goto exit; |
| 748 | } |
| 749 | |
| 750 | /* |
| 751 | * if the target bssid is different from currently associated AP, |
| 752 | * then no need to send action frame |
| 753 | */ |
| 754 | if (memcmp(bssid, pHddStaCtx->conn_info.bssId.bytes, |
| 755 | CDF_MAC_ADDR_SIZE)) { |
| 756 | hddLog(LOG1, FL("STA is not associated to this AP")); |
| 757 | ret = -EINVAL; |
| 758 | goto exit; |
| 759 | } |
| 760 | |
| 761 | chan.center_freq = sme_chn_to_freq(channel); |
| 762 | /* Check if it is specific action frame */ |
| 763 | if (pVendorSpecific->category == |
| 764 | SIR_MAC_ACTION_VENDOR_SPECIFIC_CATEGORY) { |
| 765 | static const uint8_t Oui[] = { 0x00, 0x00, 0xf0 }; |
| 766 | if (cdf_mem_compare(pVendorSpecific->Oui, (void *)Oui, 3)) { |
| 767 | /* |
| 768 | * if the channel number is different from operating |
| 769 | * channel then no need to send action frame |
| 770 | */ |
| 771 | if (channel != 0) { |
| 772 | if (channel != |
| 773 | pHddStaCtx->conn_info.operationChannel) { |
| 774 | hddLog(CDF_TRACE_LEVEL_INFO, |
| 775 | "%s: channel(%d) is different from operating channel(%d)", |
| 776 | __func__, channel, |
| 777 | pHddStaCtx->conn_info. |
| 778 | operationChannel); |
| 779 | ret = -EINVAL; |
| 780 | goto exit; |
| 781 | } |
| 782 | /* |
| 783 | * If channel number is specified and same |
| 784 | * as home channel, ensure that action frame |
| 785 | * is sent immediately by cancelling |
| 786 | * roaming scans. Otherwise large dwell times |
| 787 | * may cause long delays in sending action |
| 788 | * frames. |
| 789 | */ |
| 790 | sme_abort_roam_scan(hdd_ctx->hHal, |
| 791 | adapter->sessionId); |
| 792 | } else { |
| 793 | /* |
| 794 | * 0 is accepted as current home channel, |
| 795 | * delayed transmission of action frame is ok. |
| 796 | */ |
| 797 | chan.center_freq = |
| 798 | sme_chn_to_freq(pHddStaCtx->conn_info. |
| 799 | operationChannel); |
| 800 | } |
| 801 | } |
| 802 | } |
| 803 | if (chan.center_freq == 0) { |
| 804 | hddLog(CDF_TRACE_LEVEL_ERROR, "%s:invalid channel number %d", |
| 805 | __func__, channel); |
| 806 | ret = -EINVAL; |
| 807 | goto exit; |
| 808 | } |
| 809 | |
| 810 | frame_len = payload_len + 24; |
| 811 | frame = cdf_mem_malloc(frame_len); |
| 812 | if (!frame) { |
| 813 | hddLog(LOGE, FL("memory allocation failed")); |
| 814 | ret = -ENOMEM; |
| 815 | goto exit; |
| 816 | } |
| 817 | cdf_mem_zero(frame, frame_len); |
| 818 | |
| 819 | hdr = (struct ieee80211_hdr_3addr *)frame; |
| 820 | hdr->frame_control = |
| 821 | cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_ACTION); |
| 822 | cdf_mem_copy(hdr->addr1, bssid, CDF_MAC_ADDR_SIZE); |
| 823 | cdf_mem_copy(hdr->addr2, adapter->macAddressCurrent.bytes, |
| 824 | CDF_MAC_ADDR_SIZE); |
| 825 | cdf_mem_copy(hdr->addr3, bssid, CDF_MAC_ADDR_SIZE); |
| 826 | cdf_mem_copy(hdr + 1, payload, payload_len); |
| 827 | |
| 828 | #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 14, 0)) |
| 829 | params.chan = &chan; |
| 830 | params.offchan = 0; |
| 831 | params.wait = dwell_time; |
| 832 | params.buf = frame; |
| 833 | params.len = frame_len; |
| 834 | params.no_cck = 1; |
| 835 | params.dont_wait_for_ack = 1; |
| 836 | ret = wlan_hdd_mgmt_tx(NULL, &adapter->wdev, ¶ms, &cookie); |
| 837 | #else |
| 838 | ret = wlan_hdd_mgmt_tx(NULL, |
| 839 | #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 6, 0)) |
| 840 | &(adapter->wdev), |
| 841 | #else |
| 842 | adapter->dev, |
| 843 | #endif |
| 844 | &chan, 0, |
| 845 | #if (LINUX_VERSION_CODE < KERNEL_VERSION(3, 8, 0)) |
| 846 | NL80211_CHAN_HT20, 1, |
| 847 | #endif |
| 848 | dwell_time, frame, frame_len, 1, 1, &cookie); |
| 849 | #endif /* LINUX_VERSION_CODE >= KERNEL_VERSION(3, 14, 0) */ |
| 850 | |
| 851 | cdf_mem_free(frame); |
| 852 | exit: |
| 853 | return ret; |
| 854 | } |
| 855 | |
| 856 | /** |
| 857 | * hdd_parse_sendactionframe_v1() - parse version 1 of the |
| 858 | * SENDACTIONFRAME command |
| 859 | * @adapter: Adapter upon which the command was received |
| 860 | * @command: ASCII text command that was received |
| 861 | * |
| 862 | * This function parses the v1 SENDACTIONFRAME command with the format |
| 863 | * |
| 864 | * SENDACTIONFRAME xx:xx:xx:xx:xx:xx CH DW xxxxxx |
| 865 | * |
| 866 | * Where "xx:xx:xx:xx:xx:xx" is the Hex-ASCII representation of the |
| 867 | * BSSID, CH is the ASCII representation of the channel, DW is the |
| 868 | * ASCII representation of the dwell time, and xxxxxx is the Hex-ASCII |
| 869 | * payload. For example |
| 870 | * |
| 871 | * SENDACTIONFRAME 00:0a:0b:11:22:33 48 40 aabbccddee |
| 872 | * |
| 873 | * Return: 0 for success non-zero for failure |
| 874 | */ |
| 875 | static int |
| 876 | hdd_parse_sendactionframe_v1(hdd_adapter_t *adapter, const char *command) |
| 877 | { |
| 878 | uint8_t channel = 0; |
| 879 | uint8_t dwell_time = 0; |
| 880 | uint8_t payload_len = 0; |
| 881 | uint8_t *payload = NULL; |
| 882 | tSirMacAddr bssid; |
| 883 | int ret; |
| 884 | |
| 885 | ret = hdd_parse_send_action_frame_v1_data(command, bssid, &channel, |
| 886 | &dwell_time, &payload, |
| 887 | &payload_len); |
| 888 | if (ret) { |
| 889 | hddLog(CDF_TRACE_LEVEL_ERROR, |
| 890 | "%s: Failed to parse send action frame data", __func__); |
| 891 | } else { |
| 892 | ret = hdd_sendactionframe(adapter, bssid, channel, |
| 893 | dwell_time, payload_len, payload); |
| 894 | cdf_mem_free(payload); |
| 895 | } |
| 896 | |
| 897 | return ret; |
| 898 | } |
| 899 | |
| 900 | /** |
| 901 | * hdd_parse_sendactionframe_v2() - parse version 2 of the |
| 902 | * SENDACTIONFRAME command |
| 903 | * @adapter: Adapter upon which the command was received |
| 904 | * @command: Command that was received, ASCII command |
| 905 | * followed by binary data |
| 906 | * |
| 907 | * This function parses the v2 SENDACTIONFRAME command with the format |
| 908 | * |
| 909 | * SENDACTIONFRAME <android_wifi_af_params> |
| 910 | * |
| 911 | * Return: 0 for success non-zero for failure |
| 912 | */ |
| 913 | static int |
| 914 | hdd_parse_sendactionframe_v2(hdd_adapter_t *adapter, const char *command) |
| 915 | { |
| 916 | struct android_wifi_af_params *params; |
| 917 | tSirMacAddr bssid; |
| 918 | int ret; |
| 919 | |
| 920 | /* params are large so keep off the stack */ |
| 921 | params = kmalloc(sizeof(*params), GFP_KERNEL); |
| 922 | if (!params) |
| 923 | return -ENOMEM; |
| 924 | |
| 925 | /* The params are located after "SENDACTIONFRAME " */ |
| 926 | memcpy(params, command + 16, sizeof(*params)); |
| 927 | |
| 928 | if (!mac_pton(params->bssid, (u8 *) &bssid)) { |
| 929 | hddLog(LOGE, "%s: MAC address parsing failed", __func__); |
| 930 | ret = -EINVAL; |
| 931 | } else { |
| 932 | ret = hdd_sendactionframe(adapter, bssid, params->channel, |
| 933 | params->dwell_time, params->len, |
| 934 | params->data); |
| 935 | } |
| 936 | kfree(params); |
| 937 | return ret; |
| 938 | } |
| 939 | |
| 940 | /** |
| 941 | * hdd_parse_sendactionframe() - parse the SENDACTIONFRAME command |
| 942 | * @adapter: Adapter upon which the command was received |
| 943 | * @command: Command that was received |
| 944 | * |
| 945 | * There are two different versions of the SENDACTIONFRAME command. |
| 946 | * Version 1 of the command contains a parameter list that is ASCII |
| 947 | * characters whereas version 2 contains a combination of ASCII and |
| 948 | * binary payload. Determine if a version 1 or a version 2 command is |
| 949 | * being parsed by examining the parameters, and then dispatch the |
| 950 | * parser that is appropriate for the version of the command. |
| 951 | * |
| 952 | * Return: 0 for success non-zero for failure |
| 953 | */ |
| 954 | static int |
| 955 | hdd_parse_sendactionframe(hdd_adapter_t *adapter, const char *command) |
| 956 | { |
| 957 | int ret; |
| 958 | |
| 959 | /* |
| 960 | * both versions start with "SENDACTIONFRAME " |
| 961 | * v1 has a bssid and other parameters as an ASCII string |
| 962 | * SENDACTIONFRAME xx:xx:xx:xx:xx:xx CH DWELL LEN FRAME |
| 963 | * v2 has a C struct |
| 964 | * SENDACTIONFRAME <binary c struct> |
| 965 | * |
| 966 | * The first field in the v2 struct is also the bssid in ASCII. |
| 967 | * But in the case of a v2 message the BSSID is NUL-terminated. |
| 968 | * Hence we can peek at that offset to see if this is V1 or V2 |
| 969 | * SENDACTIONFRAME xx:xx:xx:xx:xx:xx* |
| 970 | * 111111111122222222223333 |
| 971 | * 0123456789012345678901234567890123 |
| 972 | */ |
| 973 | if (command[33]) { |
| 974 | ret = hdd_parse_sendactionframe_v1(adapter, command); |
| 975 | } else { |
| 976 | ret = hdd_parse_sendactionframe_v2(adapter, command); |
| 977 | } |
| 978 | |
| 979 | return ret; |
| 980 | } |
| 981 | |
| 982 | #endif /* WLAN_FEATURE_VOWIFI_11R || FEATURE_WLAN_ESE || FEATURE_WLAN_ESE FEATURE_WLAN_LFR */ |
| 983 | |
| 984 | #if defined (WLAN_FEATURE_VOWIFI_11R) || defined (FEATURE_WLAN_ESE) || defined(FEATURE_WLAN_LFR) |
| 985 | /** |
| 986 | * hdd_parse_channellist() - HDD Parse channel list |
| 987 | * @pValue: Pointer to input channel list |
| 988 | * @ChannelList: Pointer to local output array to record |
| 989 | * channel list |
| 990 | * @pNumChannels: Pointer to number of roam scan channels |
| 991 | * |
| 992 | * This function parses the channel list passed in the format |
| 993 | * SETROAMSCANCHANNELS<space><Number of channels><space>Channel 1<space>Channel 2<space>Channel N |
| 994 | * if the Number of channels (N) does not match with the actual number |
| 995 | * of channels passed then take the minimum of N and count of |
| 996 | * (Ch1, Ch2, ...Ch M). For example, if SETROAMSCANCHANNELS 3 36 40 44 48, |
| 997 | * only 36, 40 and 44 shall be taken. If SETROAMSCANCHANNELS 5 36 40 44 48, |
| 998 | * ignore 5 and take 36, 40, 44 and 48. This function does not take care of |
| 999 | * removing duplicate channels from the list |
| 1000 | * |
| 1001 | * Return: 0 for success non-zero for failure |
| 1002 | */ |
| 1003 | static int |
| 1004 | hdd_parse_channellist(const uint8_t *pValue, uint8_t *pChannelList, |
| 1005 | uint8_t *pNumChannels) |
| 1006 | { |
| 1007 | const uint8_t *inPtr = pValue; |
| 1008 | int tempInt; |
| 1009 | int j = 0; |
| 1010 | int v = 0; |
| 1011 | char buf[32]; |
| 1012 | |
| 1013 | inPtr = strnchr(pValue, strlen(pValue), SPACE_ASCII_VALUE); |
| 1014 | /* no argument after the command */ |
| 1015 | if (NULL == inPtr) { |
| 1016 | return -EINVAL; |
| 1017 | } |
| 1018 | |
| 1019 | /* no space after the command */ |
| 1020 | else if (SPACE_ASCII_VALUE != *inPtr) { |
| 1021 | return -EINVAL; |
| 1022 | } |
| 1023 | |
| 1024 | /* remove empty spaces */ |
| 1025 | while ((SPACE_ASCII_VALUE == *inPtr) && ('\0' != *inPtr)) |
| 1026 | inPtr++; |
| 1027 | |
| 1028 | /* no argument followed by spaces */ |
| 1029 | if ('\0' == *inPtr) { |
| 1030 | return -EINVAL; |
| 1031 | } |
| 1032 | |
| 1033 | /* get the first argument ie the number of channels */ |
| 1034 | v = sscanf(inPtr, "%31s ", buf); |
| 1035 | if (1 != v) |
| 1036 | return -EINVAL; |
| 1037 | |
| 1038 | v = kstrtos32(buf, 10, &tempInt); |
| 1039 | if ((v < 0) || |
| 1040 | (tempInt <= 0) || (tempInt > WNI_CFG_VALID_CHANNEL_LIST_LEN)) { |
| 1041 | return -EINVAL; |
| 1042 | } |
| 1043 | |
| 1044 | *pNumChannels = tempInt; |
| 1045 | |
| 1046 | CDF_TRACE(CDF_MODULE_ID_HDD, CDF_TRACE_LEVEL_INFO_HIGH, |
| 1047 | "Number of channels are: %d", *pNumChannels); |
| 1048 | |
| 1049 | for (j = 0; j < (*pNumChannels); j++) { |
| 1050 | /* |
| 1051 | * inPtr pointing to the beginning of first space after number |
| 1052 | * of channels |
| 1053 | */ |
| 1054 | inPtr = strpbrk(inPtr, " "); |
| 1055 | /* no channel list after the number of channels argument */ |
| 1056 | if (NULL == inPtr) { |
| 1057 | if (0 != j) { |
| 1058 | *pNumChannels = j; |
| 1059 | return 0; |
| 1060 | } else { |
| 1061 | return -EINVAL; |
| 1062 | } |
| 1063 | } |
| 1064 | |
| 1065 | /* remove empty space */ |
| 1066 | while ((SPACE_ASCII_VALUE == *inPtr) && ('\0' != *inPtr)) |
| 1067 | inPtr++; |
| 1068 | |
| 1069 | /* |
| 1070 | * no channel list after the number of channels |
| 1071 | * argument and spaces |
| 1072 | */ |
| 1073 | if ('\0' == *inPtr) { |
| 1074 | if (0 != j) { |
| 1075 | *pNumChannels = j; |
| 1076 | return 0; |
| 1077 | } else { |
| 1078 | return -EINVAL; |
| 1079 | } |
| 1080 | } |
| 1081 | |
| 1082 | v = sscanf(inPtr, "%31s ", buf); |
| 1083 | if (1 != v) |
| 1084 | return -EINVAL; |
| 1085 | |
| 1086 | v = kstrtos32(buf, 10, &tempInt); |
| 1087 | if ((v < 0) || |
| 1088 | (tempInt <= 0) || |
| 1089 | (tempInt > WNI_CFG_CURRENT_CHANNEL_STAMAX)) { |
| 1090 | return -EINVAL; |
| 1091 | } |
| 1092 | pChannelList[j] = tempInt; |
| 1093 | |
| 1094 | CDF_TRACE(CDF_MODULE_ID_HDD, CDF_TRACE_LEVEL_INFO_HIGH, |
| 1095 | "Channel %d added to preferred channel list", |
| 1096 | pChannelList[j]); |
| 1097 | } |
| 1098 | |
| 1099 | return 0; |
| 1100 | } |
| 1101 | |
| 1102 | /** |
| 1103 | * hdd_parse_set_roam_scan_channels_v1() - parse version 1 of the |
| 1104 | * SETROAMSCANCHANNELS command |
| 1105 | * @adapter: Adapter upon which the command was received |
| 1106 | * @command: ASCII text command that was received |
| 1107 | * |
| 1108 | * This function parses the v1 SETROAMSCANCHANNELS command with the format |
| 1109 | * |
| 1110 | * SETROAMSCANCHANNELS N C1 C2 ... Cn |
| 1111 | * |
| 1112 | * Where "N" is the ASCII representation of the number of channels and |
| 1113 | * C1 thru Cn is the ASCII representation of the channels. For example |
| 1114 | * |
| 1115 | * SETROAMSCANCHANNELS 4 36 40 44 48 |
| 1116 | * |
| 1117 | * Return: 0 for success non-zero for failure |
| 1118 | */ |
| 1119 | static int |
| 1120 | hdd_parse_set_roam_scan_channels_v1(hdd_adapter_t *adapter, |
| 1121 | const char *command) |
| 1122 | { |
| 1123 | uint8_t channel_list[WNI_CFG_VALID_CHANNEL_LIST_LEN] = { 0 }; |
| 1124 | uint8_t num_chan = 0; |
| 1125 | CDF_STATUS status; |
| 1126 | hdd_context_t *hdd_ctx = WLAN_HDD_GET_CTX(adapter); |
| 1127 | int ret; |
| 1128 | |
| 1129 | ret = hdd_parse_channellist(command, channel_list, &num_chan); |
| 1130 | if (ret) { |
| 1131 | CDF_TRACE(CDF_MODULE_ID_HDD, CDF_TRACE_LEVEL_ERROR, |
| 1132 | "%s: Failed to parse channel list information", |
| 1133 | __func__); |
| 1134 | goto exit; |
| 1135 | } |
| 1136 | |
| 1137 | MTRACE(cdf_trace(CDF_MODULE_ID_HDD, |
| 1138 | TRACE_CODE_HDD_SETROAMSCANCHANNELS_IOCTL, |
| 1139 | adapter->sessionId, num_chan)); |
| 1140 | |
| 1141 | if (num_chan > WNI_CFG_VALID_CHANNEL_LIST_LEN) { |
| 1142 | CDF_TRACE(CDF_MODULE_ID_HDD, CDF_TRACE_LEVEL_ERROR, |
| 1143 | "%s: number of channels (%d) supported exceeded max (%d)", |
| 1144 | __func__, num_chan, WNI_CFG_VALID_CHANNEL_LIST_LEN); |
| 1145 | ret = -EINVAL; |
| 1146 | goto exit; |
| 1147 | } |
| 1148 | |
| 1149 | status = |
| 1150 | sme_change_roam_scan_channel_list(hdd_ctx->hHal, |
| 1151 | adapter->sessionId, |
| 1152 | channel_list, num_chan); |
| 1153 | if (CDF_STATUS_SUCCESS != status) { |
| 1154 | CDF_TRACE(CDF_MODULE_ID_HDD, CDF_TRACE_LEVEL_ERROR, |
| 1155 | "%s: Failed to update channel list information", |
| 1156 | __func__); |
| 1157 | ret = -EINVAL; |
| 1158 | goto exit; |
| 1159 | } |
| 1160 | exit: |
| 1161 | return ret; |
| 1162 | } |
| 1163 | |
| 1164 | /** |
| 1165 | * hdd_parse_set_roam_scan_channels_v2() - parse version 2 of the |
| 1166 | * SETROAMSCANCHANNELS command |
| 1167 | * @adapter: Adapter upon which the command was received |
| 1168 | * @command: Command that was received, ASCII command |
| 1169 | * followed by binary data |
| 1170 | * |
| 1171 | * This function parses the v2 SETROAMSCANCHANNELS command with the format |
| 1172 | * |
| 1173 | * SETROAMSCANCHANNELS [N][C1][C2][Cn] |
| 1174 | * |
| 1175 | * The command begins with SETROAMSCANCHANNELS followed by a space, but |
| 1176 | * what follows the space is an array of u08 parameters. For example |
| 1177 | * |
| 1178 | * SETROAMSCANCHANNELS [0x04 0x24 0x28 0x2c 0x30] |
| 1179 | * |
| 1180 | * Return: 0 for success non-zero for failure |
| 1181 | */ |
| 1182 | static int |
| 1183 | hdd_parse_set_roam_scan_channels_v2(hdd_adapter_t *adapter, |
| 1184 | const char *command) |
| 1185 | { |
| 1186 | const uint8_t *value; |
| 1187 | uint8_t channel_list[WNI_CFG_VALID_CHANNEL_LIST_LEN] = { 0 }; |
| 1188 | uint8_t channel; |
| 1189 | uint8_t num_chan; |
| 1190 | int i; |
| 1191 | hdd_context_t *hdd_ctx = WLAN_HDD_GET_CTX(adapter); |
| 1192 | CDF_STATUS status; |
| 1193 | int ret = 0; |
| 1194 | |
| 1195 | /* array of values begins after "SETROAMSCANCHANNELS " */ |
| 1196 | value = command + 20; |
| 1197 | |
| 1198 | num_chan = *value++; |
| 1199 | if (num_chan > WNI_CFG_VALID_CHANNEL_LIST_LEN) { |
| 1200 | CDF_TRACE(CDF_MODULE_ID_HDD, CDF_TRACE_LEVEL_ERROR, |
| 1201 | "%s: number of channels (%d) supported exceeded max (%d)", |
| 1202 | __func__, num_chan, WNI_CFG_VALID_CHANNEL_LIST_LEN); |
| 1203 | ret = -EINVAL; |
| 1204 | goto exit; |
| 1205 | } |
| 1206 | |
| 1207 | MTRACE(cdf_trace(CDF_MODULE_ID_HDD, |
| 1208 | TRACE_CODE_HDD_SETROAMSCANCHANNELS_IOCTL, |
| 1209 | adapter->sessionId, num_chan)); |
| 1210 | |
| 1211 | for (i = 0; i < num_chan; i++) { |
| 1212 | channel = *value++; |
| 1213 | if (channel > WNI_CFG_CURRENT_CHANNEL_STAMAX) { |
| 1214 | CDF_TRACE(CDF_MODULE_ID_HDD, CDF_TRACE_LEVEL_ERROR, |
| 1215 | "%s: index %d invalid channel %d", __func__, |
| 1216 | i, channel); |
| 1217 | ret = -EINVAL; |
| 1218 | goto exit; |
| 1219 | } |
| 1220 | channel_list[i] = channel; |
| 1221 | } |
| 1222 | status = |
| 1223 | sme_change_roam_scan_channel_list(hdd_ctx->hHal, |
| 1224 | adapter->sessionId, |
| 1225 | channel_list, num_chan); |
| 1226 | if (CDF_STATUS_SUCCESS != status) { |
| 1227 | CDF_TRACE(CDF_MODULE_ID_HDD, CDF_TRACE_LEVEL_ERROR, |
| 1228 | "%s: Failed to update channel list information", |
| 1229 | __func__); |
| 1230 | ret = -EINVAL; |
| 1231 | goto exit; |
| 1232 | } |
| 1233 | exit: |
| 1234 | return ret; |
| 1235 | } |
| 1236 | |
| 1237 | /** |
| 1238 | * hdd_parse_set_roam_scan_channels() - parse the |
| 1239 | * SETROAMSCANCHANNELS command |
| 1240 | * @adapter: Adapter upon which the command was received |
| 1241 | * @command: Command that was received |
| 1242 | * |
| 1243 | * There are two different versions of the SETROAMSCANCHANNELS command. |
| 1244 | * Version 1 of the command contains a parameter list that is ASCII |
| 1245 | * characters whereas version 2 contains a binary payload. Determine |
| 1246 | * if a version 1 or a version 2 command is being parsed by examining |
| 1247 | * the parameters, and then dispatch the parser that is appropriate for |
| 1248 | * the command. |
| 1249 | * |
| 1250 | * Return: 0 for success non-zero for failure |
| 1251 | */ |
| 1252 | static int |
| 1253 | hdd_parse_set_roam_scan_channels(hdd_adapter_t *adapter, const char *command) |
| 1254 | { |
| 1255 | const char *cursor; |
| 1256 | char ch; |
| 1257 | bool v1; |
| 1258 | int ret; |
| 1259 | |
| 1260 | /* start after "SETROAMSCANCHANNELS " */ |
| 1261 | cursor = command + 20; |
| 1262 | |
| 1263 | /* assume we have a version 1 command until proven otherwise */ |
| 1264 | v1 = true; |
| 1265 | |
| 1266 | /* v1 params will only contain ASCII digits and space */ |
| 1267 | while ((ch = *cursor++) && v1) { |
| 1268 | if (!(isdigit(ch) || isspace(ch))) { |
| 1269 | v1 = false; |
| 1270 | } |
| 1271 | } |
| 1272 | if (v1) { |
| 1273 | ret = hdd_parse_set_roam_scan_channels_v1(adapter, command); |
| 1274 | } else { |
| 1275 | ret = hdd_parse_set_roam_scan_channels_v2(adapter, command); |
| 1276 | } |
| 1277 | |
| 1278 | return ret; |
| 1279 | } |
| 1280 | #endif /* WLAN_FEATURE_VOWIFI_11R || FEATURE_WLAN_ESE || FEATURE_WLAN_LFR */ |
| 1281 | |
| 1282 | #if defined(FEATURE_WLAN_ESE) && defined(FEATURE_WLAN_ESE_UPLOAD) |
| 1283 | /** |
| 1284 | * hdd_parse_plm_cmd() - HDD Parse Plm command |
| 1285 | * @pValue: Pointer to input data |
| 1286 | * @pPlmRequest:Pointer to output struct tpSirPlmReq |
| 1287 | * |
| 1288 | * This function parses the plm command passed in the format |
| 1289 | * CCXPLMREQ<space><enable><space><dialog_token><space> |
| 1290 | * <meas_token><space><num_of_bursts><space><burst_int><space> |
| 1291 | * <measu duration><space><burst_len><space><desired_tx_pwr> |
| 1292 | * <space><multcast_addr><space><number_of_channels> |
| 1293 | * <space><channel_numbers> |
| 1294 | * |
| 1295 | * Return: 0 for success non-zero for failure |
| 1296 | */ |
| 1297 | CDF_STATUS hdd_parse_plm_cmd(uint8_t *pValue, tSirPlmReq *pPlmRequest) |
| 1298 | { |
| 1299 | uint8_t *cmdPtr = NULL; |
| 1300 | int count, content = 0, ret = 0; |
| 1301 | char buf[32]; |
| 1302 | |
| 1303 | /* move to argument list */ |
| 1304 | cmdPtr = strnchr(pValue, strlen(pValue), SPACE_ASCII_VALUE); |
| 1305 | if (NULL == cmdPtr) |
| 1306 | return CDF_STATUS_E_FAILURE; |
| 1307 | |
| 1308 | /* no space after the command */ |
| 1309 | if (SPACE_ASCII_VALUE != *cmdPtr) |
| 1310 | return CDF_STATUS_E_FAILURE; |
| 1311 | |
| 1312 | /* remove empty spaces */ |
| 1313 | while ((SPACE_ASCII_VALUE == *cmdPtr) && ('\0' != *cmdPtr)) |
| 1314 | cmdPtr++; |
| 1315 | |
| 1316 | /* START/STOP PLM req */ |
| 1317 | ret = sscanf(cmdPtr, "%31s ", buf); |
| 1318 | if (1 != ret) |
| 1319 | return CDF_STATUS_E_FAILURE; |
| 1320 | |
| 1321 | ret = kstrtos32(buf, 10, &content); |
| 1322 | if (ret < 0) |
| 1323 | return CDF_STATUS_E_FAILURE; |
| 1324 | |
| 1325 | pPlmRequest->enable = content; |
| 1326 | cmdPtr = strpbrk(cmdPtr, " "); |
| 1327 | |
| 1328 | if (NULL == cmdPtr) |
| 1329 | return CDF_STATUS_E_FAILURE; |
| 1330 | |
| 1331 | /* remove empty spaces */ |
| 1332 | while ((SPACE_ASCII_VALUE == *cmdPtr) && ('\0' != *cmdPtr)) |
| 1333 | cmdPtr++; |
| 1334 | |
| 1335 | /* Dialog token of radio meas req containing meas reqIE */ |
| 1336 | ret = sscanf(cmdPtr, "%31s ", buf); |
| 1337 | if (1 != ret) |
| 1338 | return CDF_STATUS_E_FAILURE; |
| 1339 | |
| 1340 | ret = kstrtos32(buf, 10, &content); |
| 1341 | if (ret < 0) |
| 1342 | return CDF_STATUS_E_FAILURE; |
| 1343 | |
| 1344 | pPlmRequest->diag_token = content; |
| 1345 | hddLog(CDF_TRACE_LEVEL_DEBUG, "diag token %d", |
| 1346 | pPlmRequest->diag_token); |
| 1347 | cmdPtr = strpbrk(cmdPtr, " "); |
| 1348 | |
| 1349 | if (NULL == cmdPtr) |
| 1350 | return CDF_STATUS_E_FAILURE; |
| 1351 | |
| 1352 | /* remove empty spaces */ |
| 1353 | while ((SPACE_ASCII_VALUE == *cmdPtr) && ('\0' != *cmdPtr)) |
| 1354 | cmdPtr++; |
| 1355 | |
| 1356 | /* measurement token of meas req IE */ |
| 1357 | ret = sscanf(cmdPtr, "%31s ", buf); |
| 1358 | if (1 != ret) |
| 1359 | return CDF_STATUS_E_FAILURE; |
| 1360 | |
| 1361 | ret = kstrtos32(buf, 10, &content); |
| 1362 | if (ret < 0) |
| 1363 | return CDF_STATUS_E_FAILURE; |
| 1364 | |
| 1365 | pPlmRequest->meas_token = content; |
| 1366 | hddLog(CDF_TRACE_LEVEL_DEBUG, "meas token %d", |
| 1367 | pPlmRequest->meas_token); |
| 1368 | |
| 1369 | hddLog(CDF_TRACE_LEVEL_ERROR, |
| 1370 | "PLM req %s", pPlmRequest->enable ? "START" : "STOP"); |
| 1371 | if (pPlmRequest->enable) { |
| 1372 | |
| 1373 | cmdPtr = strpbrk(cmdPtr, " "); |
| 1374 | |
| 1375 | if (NULL == cmdPtr) |
| 1376 | return CDF_STATUS_E_FAILURE; |
| 1377 | |
| 1378 | /* remove empty spaces */ |
| 1379 | while ((SPACE_ASCII_VALUE == *cmdPtr) && ('\0' != *cmdPtr)) |
| 1380 | cmdPtr++; |
| 1381 | |
| 1382 | /* total number of bursts after which STA stops sending */ |
| 1383 | ret = sscanf(cmdPtr, "%31s ", buf); |
| 1384 | if (1 != ret) |
| 1385 | return CDF_STATUS_E_FAILURE; |
| 1386 | |
| 1387 | ret = kstrtos32(buf, 10, &content); |
| 1388 | if (ret < 0) |
| 1389 | return CDF_STATUS_E_FAILURE; |
| 1390 | |
| 1391 | if (content < 0) |
| 1392 | return CDF_STATUS_E_FAILURE; |
| 1393 | |
| 1394 | pPlmRequest->numBursts = content; |
| 1395 | hddLog(CDF_TRACE_LEVEL_DEBUG, "num burst %d", |
| 1396 | pPlmRequest->numBursts); |
| 1397 | cmdPtr = strpbrk(cmdPtr, " "); |
| 1398 | |
| 1399 | if (NULL == cmdPtr) |
| 1400 | return CDF_STATUS_E_FAILURE; |
| 1401 | |
| 1402 | /* remove empty spaces */ |
| 1403 | while ((SPACE_ASCII_VALUE == *cmdPtr) && ('\0' != *cmdPtr)) |
| 1404 | cmdPtr++; |
| 1405 | |
| 1406 | /* burst interval in seconds */ |
| 1407 | ret = sscanf(cmdPtr, "%31s ", buf); |
| 1408 | if (1 != ret) |
| 1409 | return CDF_STATUS_E_FAILURE; |
| 1410 | |
| 1411 | ret = kstrtos32(buf, 10, &content); |
| 1412 | if (ret < 0) |
| 1413 | return CDF_STATUS_E_FAILURE; |
| 1414 | |
| 1415 | if (content <= 0) |
| 1416 | return CDF_STATUS_E_FAILURE; |
| 1417 | |
| 1418 | pPlmRequest->burstInt = content; |
| 1419 | hddLog(CDF_TRACE_LEVEL_DEBUG, "burst Int %d", |
| 1420 | pPlmRequest->burstInt); |
| 1421 | cmdPtr = strpbrk(cmdPtr, " "); |
| 1422 | |
| 1423 | if (NULL == cmdPtr) |
| 1424 | return CDF_STATUS_E_FAILURE; |
| 1425 | |
| 1426 | /* remove empty spaces */ |
| 1427 | while ((SPACE_ASCII_VALUE == *cmdPtr) && ('\0' != *cmdPtr)) |
| 1428 | cmdPtr++; |
| 1429 | |
| 1430 | /* Meas dur in TU's,STA goes off-ch and transmit PLM bursts */ |
| 1431 | ret = sscanf(cmdPtr, "%31s ", buf); |
| 1432 | if (1 != ret) |
| 1433 | return CDF_STATUS_E_FAILURE; |
| 1434 | |
| 1435 | ret = kstrtos32(buf, 10, &content); |
| 1436 | if (ret < 0) |
| 1437 | return CDF_STATUS_E_FAILURE; |
| 1438 | |
| 1439 | if (content <= 0) |
| 1440 | return CDF_STATUS_E_FAILURE; |
| 1441 | |
| 1442 | pPlmRequest->measDuration = content; |
| 1443 | hddLog(CDF_TRACE_LEVEL_DEBUG, "measDur %d", |
| 1444 | pPlmRequest->measDuration); |
| 1445 | cmdPtr = strpbrk(cmdPtr, " "); |
| 1446 | |
| 1447 | if (NULL == cmdPtr) |
| 1448 | return CDF_STATUS_E_FAILURE; |
| 1449 | |
| 1450 | /* remove empty spaces */ |
| 1451 | while ((SPACE_ASCII_VALUE == *cmdPtr) && ('\0' != *cmdPtr)) |
| 1452 | cmdPtr++; |
| 1453 | |
| 1454 | /* burst length of PLM bursts */ |
| 1455 | ret = sscanf(cmdPtr, "%31s ", buf); |
| 1456 | if (1 != ret) |
| 1457 | return CDF_STATUS_E_FAILURE; |
| 1458 | |
| 1459 | ret = kstrtos32(buf, 10, &content); |
| 1460 | if (ret < 0) |
| 1461 | return CDF_STATUS_E_FAILURE; |
| 1462 | |
| 1463 | if (content <= 0) |
| 1464 | return CDF_STATUS_E_FAILURE; |
| 1465 | |
| 1466 | pPlmRequest->burstLen = content; |
| 1467 | hddLog(CDF_TRACE_LEVEL_DEBUG, "burstLen %d", |
| 1468 | pPlmRequest->burstLen); |
| 1469 | cmdPtr = strpbrk(cmdPtr, " "); |
| 1470 | |
| 1471 | if (NULL == cmdPtr) |
| 1472 | return CDF_STATUS_E_FAILURE; |
| 1473 | |
| 1474 | /* remove empty spaces */ |
| 1475 | while ((SPACE_ASCII_VALUE == *cmdPtr) && ('\0' != *cmdPtr)) |
| 1476 | cmdPtr++; |
| 1477 | |
| 1478 | /* desired tx power for transmission of PLM bursts */ |
| 1479 | ret = sscanf(cmdPtr, "%31s ", buf); |
| 1480 | if (1 != ret) |
| 1481 | return CDF_STATUS_E_FAILURE; |
| 1482 | |
| 1483 | ret = kstrtos32(buf, 10, &content); |
| 1484 | if (ret < 0) |
| 1485 | return CDF_STATUS_E_FAILURE; |
| 1486 | |
| 1487 | if (content <= 0) |
| 1488 | return CDF_STATUS_E_FAILURE; |
| 1489 | |
| 1490 | pPlmRequest->desiredTxPwr = content; |
| 1491 | hddLog(CDF_TRACE_LEVEL_DEBUG, |
| 1492 | "desiredTxPwr %d", pPlmRequest->desiredTxPwr); |
| 1493 | |
| 1494 | for (count = 0; count < CDF_MAC_ADDR_SIZE; count++) { |
| 1495 | cmdPtr = strpbrk(cmdPtr, " "); |
| 1496 | |
| 1497 | if (NULL == cmdPtr) |
| 1498 | return CDF_STATUS_E_FAILURE; |
| 1499 | |
| 1500 | /* remove empty spaces */ |
| 1501 | while ((SPACE_ASCII_VALUE == *cmdPtr) |
| 1502 | && ('\0' != *cmdPtr)) |
| 1503 | cmdPtr++; |
| 1504 | |
| 1505 | ret = sscanf(cmdPtr, "%31s ", buf); |
| 1506 | if (1 != ret) |
| 1507 | return CDF_STATUS_E_FAILURE; |
| 1508 | |
| 1509 | ret = kstrtos32(buf, 16, &content); |
| 1510 | if (ret < 0) |
| 1511 | return CDF_STATUS_E_FAILURE; |
| 1512 | |
| 1513 | pPlmRequest->macAddr[count] = content; |
| 1514 | } |
| 1515 | |
| 1516 | hddLog(CDF_TRACE_LEVEL_DEBUG, "MC addr " MAC_ADDRESS_STR, |
| 1517 | MAC_ADDR_ARRAY(pPlmRequest->macAddr)); |
| 1518 | |
| 1519 | cmdPtr = strpbrk(cmdPtr, " "); |
| 1520 | |
| 1521 | if (NULL == cmdPtr) |
| 1522 | return CDF_STATUS_E_FAILURE; |
| 1523 | |
| 1524 | /* remove empty spaces */ |
| 1525 | while ((SPACE_ASCII_VALUE == *cmdPtr) && ('\0' != *cmdPtr)) |
| 1526 | cmdPtr++; |
| 1527 | |
| 1528 | /* number of channels */ |
| 1529 | ret = sscanf(cmdPtr, "%31s ", buf); |
| 1530 | if (1 != ret) |
| 1531 | return CDF_STATUS_E_FAILURE; |
| 1532 | |
| 1533 | ret = kstrtos32(buf, 10, &content); |
| 1534 | if (ret < 0) |
| 1535 | return CDF_STATUS_E_FAILURE; |
| 1536 | |
| 1537 | if (content < 0) |
| 1538 | return CDF_STATUS_E_FAILURE; |
| 1539 | |
| 1540 | pPlmRequest->plmNumCh = content; |
| 1541 | hddLog(CDF_TRACE_LEVEL_DEBUG, "numch %d", |
| 1542 | pPlmRequest->plmNumCh); |
| 1543 | |
| 1544 | /* Channel numbers */ |
| 1545 | for (count = 0; count < pPlmRequest->plmNumCh; count++) { |
| 1546 | cmdPtr = strpbrk(cmdPtr, " "); |
| 1547 | |
| 1548 | if (NULL == cmdPtr) |
| 1549 | return CDF_STATUS_E_FAILURE; |
| 1550 | |
| 1551 | /* remove empty spaces */ |
| 1552 | while ((SPACE_ASCII_VALUE == *cmdPtr) |
| 1553 | && ('\0' != *cmdPtr)) |
| 1554 | cmdPtr++; |
| 1555 | |
| 1556 | ret = sscanf(cmdPtr, "%31s ", buf); |
| 1557 | if (1 != ret) |
| 1558 | return CDF_STATUS_E_FAILURE; |
| 1559 | |
| 1560 | ret = kstrtos32(buf, 10, &content); |
| 1561 | if (ret < 0) |
| 1562 | return CDF_STATUS_E_FAILURE; |
| 1563 | |
| 1564 | if (content <= 0) |
| 1565 | return CDF_STATUS_E_FAILURE; |
| 1566 | |
| 1567 | pPlmRequest->plmChList[count] = content; |
| 1568 | hddLog(CDF_TRACE_LEVEL_DEBUG, " ch- %d", |
| 1569 | pPlmRequest->plmChList[count]); |
| 1570 | } |
| 1571 | } |
| 1572 | /* If PLM START */ |
| 1573 | return CDF_STATUS_SUCCESS; |
| 1574 | } |
| 1575 | #endif |
| 1576 | |
| 1577 | #ifdef WLAN_FEATURE_EXTWOW_SUPPORT |
| 1578 | static void wlan_hdd_ready_to_extwow(void *callbackContext, bool is_success) |
| 1579 | { |
| 1580 | hdd_context_t *hdd_ctx = (hdd_context_t *) callbackContext; |
| 1581 | int rc; |
| 1582 | |
| 1583 | rc = wlan_hdd_validate_context(hdd_ctx); |
| 1584 | if (0 != rc) { |
| 1585 | hddLog(CDF_TRACE_LEVEL_ERROR, FL("HDD context is not valid")); |
| 1586 | return; |
| 1587 | } |
| 1588 | hdd_ctx->ext_wow_should_suspend = is_success; |
| 1589 | complete(&hdd_ctx->ready_to_extwow); |
| 1590 | } |
| 1591 | |
| 1592 | static int hdd_enable_ext_wow(hdd_adapter_t *adapter, |
| 1593 | tpSirExtWoWParams arg_params) |
| 1594 | { |
| 1595 | tSirExtWoWParams params; |
| 1596 | CDF_STATUS cdf_ret_status = CDF_STATUS_E_FAILURE; |
| 1597 | hdd_context_t *hdd_ctx = WLAN_HDD_GET_CTX(adapter); |
| 1598 | tHalHandle hHal = WLAN_HDD_GET_HAL_CTX(adapter); |
| 1599 | int rc; |
| 1600 | |
| 1601 | cdf_mem_copy(¶ms, arg_params, sizeof(params)); |
| 1602 | |
| 1603 | INIT_COMPLETION(hdd_ctx->ready_to_extwow); |
| 1604 | |
| 1605 | cdf_ret_status = sme_configure_ext_wo_w(hHal, ¶ms, |
| 1606 | &wlan_hdd_ready_to_extwow, |
| 1607 | hdd_ctx); |
| 1608 | if (CDF_STATUS_SUCCESS != cdf_ret_status) { |
| 1609 | hddLog(CDF_TRACE_LEVEL_ERROR, |
| 1610 | FL("sme_configure_ext_wo_w returned failure %d"), |
| 1611 | cdf_ret_status); |
| 1612 | return -EPERM; |
| 1613 | } |
| 1614 | |
| 1615 | rc = wait_for_completion_timeout(&hdd_ctx->ready_to_extwow, |
| 1616 | msecs_to_jiffies(WLAN_WAIT_TIME_READY_TO_EXTWOW)); |
| 1617 | if (!rc) { |
| 1618 | CDF_TRACE(CDF_MODULE_ID_HDD, CDF_TRACE_LEVEL_ERROR, |
| 1619 | "%s: Failed to get ready to extwow", __func__); |
| 1620 | return -EPERM; |
| 1621 | } |
| 1622 | |
| 1623 | if (hdd_ctx->ext_wow_should_suspend) { |
| 1624 | if (hdd_ctx->config->extWowGotoSuspend) { |
| 1625 | pm_message_t state; |
| 1626 | |
| 1627 | state.event = PM_EVENT_SUSPEND; |
| 1628 | CDF_TRACE(CDF_MODULE_ID_HDD, CDF_TRACE_LEVEL_INFO, |
| 1629 | "%s: Received ready to ExtWoW. Going to suspend", |
| 1630 | __func__); |
| 1631 | |
| 1632 | rc = wlan_hdd_cfg80211_suspend_wlan(hdd_ctx->wiphy, NULL); |
| 1633 | if (rc < 0) { |
| 1634 | CDF_TRACE(CDF_MODULE_ID_HDD, CDF_TRACE_LEVEL_ERROR, |
| 1635 | "%s: wlan_hdd_cfg80211_suspend_wlan failed, error = %d", |
| 1636 | __func__, rc); |
| 1637 | return rc; |
| 1638 | } |
| 1639 | cdf_ret_status = wlan_hdd_bus_suspend(state); |
| 1640 | if (cdf_ret_status != CDF_STATUS_SUCCESS) { |
| 1641 | CDF_TRACE(CDF_MODULE_ID_HDD, CDF_TRACE_LEVEL_ERROR, |
| 1642 | "%s: wlan_hdd_suspend failed, status = %d", |
| 1643 | __func__, cdf_ret_status); |
| 1644 | wlan_hdd_cfg80211_resume_wlan(hdd_ctx->wiphy); |
| 1645 | return -EPERM; |
| 1646 | } |
| 1647 | } |
| 1648 | } else { |
| 1649 | CDF_TRACE(CDF_MODULE_ID_HDD, CDF_TRACE_LEVEL_ERROR, |
| 1650 | "%s: Received ready to ExtWoW failure", __func__); |
| 1651 | return -EPERM; |
| 1652 | } |
| 1653 | |
| 1654 | return 0; |
| 1655 | } |
| 1656 | |
| 1657 | static int hdd_enable_ext_wow_parser(hdd_adapter_t *adapter, int vdev_id, |
| 1658 | int value) |
| 1659 | { |
| 1660 | tSirExtWoWParams params; |
| 1661 | hdd_context_t *hdd_ctx = WLAN_HDD_GET_CTX(adapter); |
| 1662 | int rc; |
| 1663 | |
| 1664 | rc = wlan_hdd_validate_context(hdd_ctx); |
| 1665 | if (0 != rc) { |
| 1666 | hddLog(CDF_TRACE_LEVEL_ERROR, FL("HDD context is not valid")); |
| 1667 | return -EINVAL; |
| 1668 | } |
| 1669 | |
| 1670 | if (value < EXT_WOW_TYPE_APP_TYPE1 || |
| 1671 | value > EXT_WOW_TYPE_APP_TYPE1_2) { |
| 1672 | hddLog(CDF_TRACE_LEVEL_ERROR, FL("Invalid type")); |
| 1673 | return -EINVAL; |
| 1674 | } |
| 1675 | |
| 1676 | if (value == EXT_WOW_TYPE_APP_TYPE1 && |
| 1677 | hdd_ctx->is_extwow_app_type1_param_set) |
| 1678 | params.type = value; |
| 1679 | else if (value == EXT_WOW_TYPE_APP_TYPE2 && |
| 1680 | hdd_ctx->is_extwow_app_type2_param_set) |
| 1681 | params.type = value; |
| 1682 | else if (value == EXT_WOW_TYPE_APP_TYPE1_2 && |
| 1683 | hdd_ctx->is_extwow_app_type1_param_set && |
| 1684 | hdd_ctx->is_extwow_app_type2_param_set) |
| 1685 | params.type = value; |
| 1686 | else { |
| 1687 | hddLog(CDF_TRACE_LEVEL_ERROR, |
| 1688 | FL("Set app params before enable it value %d"), value); |
| 1689 | return -EINVAL; |
| 1690 | } |
| 1691 | |
| 1692 | params.vdev_id = vdev_id; |
| 1693 | params.wakeup_pin_num = hdd_ctx->config->extWowApp1WakeupPinNumber | |
| 1694 | (hdd_ctx->config->extWowApp2WakeupPinNumber |
| 1695 | << 8); |
| 1696 | |
| 1697 | return hdd_enable_ext_wow(adapter, ¶ms); |
| 1698 | } |
| 1699 | |
| 1700 | static int hdd_set_app_type1_params(tHalHandle hHal, |
| 1701 | tpSirAppType1Params arg_params) |
| 1702 | { |
| 1703 | tSirAppType1Params params; |
| 1704 | CDF_STATUS cdf_ret_status = CDF_STATUS_E_FAILURE; |
| 1705 | |
| 1706 | cdf_mem_copy(¶ms, arg_params, sizeof(params)); |
| 1707 | |
| 1708 | cdf_ret_status = sme_configure_app_type1_params(hHal, ¶ms); |
| 1709 | if (CDF_STATUS_SUCCESS != cdf_ret_status) { |
| 1710 | hddLog(CDF_TRACE_LEVEL_ERROR, |
| 1711 | FL("sme_configure_app_type1_params returned failure %d"), |
| 1712 | cdf_ret_status); |
| 1713 | return -EPERM; |
| 1714 | } |
| 1715 | |
| 1716 | return 0; |
| 1717 | } |
| 1718 | |
| 1719 | static int hdd_set_app_type1_parser(hdd_adapter_t *adapter, |
| 1720 | char *arg, int len) |
| 1721 | { |
| 1722 | hdd_context_t *hdd_ctx = WLAN_HDD_GET_CTX(adapter); |
| 1723 | tHalHandle hHal = WLAN_HDD_GET_HAL_CTX(adapter); |
| 1724 | char id[20], password[20]; |
| 1725 | tSirAppType1Params params; |
| 1726 | int rc, i; |
| 1727 | |
| 1728 | rc = wlan_hdd_validate_context(hdd_ctx); |
| 1729 | if (0 != rc) { |
| 1730 | hddLog(CDF_TRACE_LEVEL_ERROR, FL("HDD context is not valid")); |
| 1731 | return -EINVAL; |
| 1732 | } |
| 1733 | |
| 1734 | if (2 != sscanf(arg, "%8s %16s", id, password)) { |
| 1735 | CDF_TRACE(CDF_MODULE_ID_HDD, CDF_TRACE_LEVEL_ERROR, |
| 1736 | FL("Invalid Number of arguments")); |
| 1737 | return -EINVAL; |
| 1738 | } |
| 1739 | |
| 1740 | memset(¶ms, 0, sizeof(tSirAppType1Params)); |
| 1741 | params.vdev_id = adapter->sessionId; |
| 1742 | for (i = 0; i < ETHER_ADDR_LEN; i++) |
| 1743 | params.wakee_mac_addr[i] = |
| 1744 | adapter->macAddressCurrent.bytes[i]; |
| 1745 | |
| 1746 | params.id_length = strlen(id); |
| 1747 | cdf_mem_copy(params.identification_id, id, params.id_length); |
| 1748 | params.pass_length = strlen(password); |
| 1749 | cdf_mem_copy(params.password, password, params.pass_length); |
| 1750 | |
| 1751 | CDF_TRACE(CDF_MODULE_ID_HDD, CDF_TRACE_LEVEL_INFO, |
| 1752 | "%s: %d %pM %.8s %u %.16s %u", |
| 1753 | __func__, params.vdev_id, params.wakee_mac_addr, |
| 1754 | params.identification_id, params.id_length, |
| 1755 | params.password, params.pass_length); |
| 1756 | |
| 1757 | return hdd_set_app_type1_params(hHal, ¶ms); |
| 1758 | } |
| 1759 | |
| 1760 | static int hdd_set_app_type2_params(tHalHandle hHal, |
| 1761 | tpSirAppType2Params arg_params) |
| 1762 | { |
| 1763 | tSirAppType2Params params; |
| 1764 | CDF_STATUS cdf_ret_status = CDF_STATUS_E_FAILURE; |
| 1765 | |
| 1766 | cdf_mem_copy(¶ms, arg_params, sizeof(params)); |
| 1767 | |
| 1768 | cdf_ret_status = sme_configure_app_type2_params(hHal, ¶ms); |
| 1769 | if (CDF_STATUS_SUCCESS != cdf_ret_status) { |
| 1770 | hddLog(CDF_TRACE_LEVEL_ERROR, |
| 1771 | FL("sme_configure_app_type2_params returned failure %d"), |
| 1772 | cdf_ret_status); |
| 1773 | return -EPERM; |
| 1774 | } |
| 1775 | |
| 1776 | return 0; |
| 1777 | } |
| 1778 | |
| 1779 | static int hdd_set_app_type2_parser(hdd_adapter_t *adapter, |
| 1780 | char *arg, int len) |
| 1781 | { |
| 1782 | hdd_context_t *hdd_ctx = WLAN_HDD_GET_CTX(adapter); |
| 1783 | tHalHandle hHal = WLAN_HDD_GET_HAL_CTX(adapter); |
| 1784 | char mac_addr[20], rc4_key[20]; |
| 1785 | unsigned int gateway_mac[6], i; |
| 1786 | tSirAppType2Params params; |
| 1787 | int ret; |
| 1788 | |
| 1789 | ret = wlan_hdd_validate_context(hdd_ctx); |
| 1790 | if (0 != ret) { |
| 1791 | hddLog(CDF_TRACE_LEVEL_ERROR, FL("HDD context is not valid")); |
| 1792 | return -EINVAL; |
| 1793 | } |
| 1794 | |
| 1795 | memset(¶ms, 0, sizeof(tSirAppType2Params)); |
| 1796 | |
Bhargav Shah | f4fd97d | 2015-07-08 10:21:37 +0530 | [diff] [blame] | 1797 | ret = sscanf(arg, "%17s %16s %x %x %x %u %u %hu %hu %u %u %u %u %u %u", |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1798 | mac_addr, rc4_key, (unsigned int *)¶ms.ip_id, |
| 1799 | (unsigned int *)¶ms.ip_device_ip, |
| 1800 | (unsigned int *)¶ms.ip_server_ip, |
| 1801 | (unsigned int *)¶ms.tcp_seq, |
| 1802 | (unsigned int *)¶ms.tcp_ack_seq, |
Bhargav Shah | f4fd97d | 2015-07-08 10:21:37 +0530 | [diff] [blame] | 1803 | (uint16_t *)¶ms.tcp_src_port, |
| 1804 | (uint16_t *)¶ms.tcp_dst_port, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1805 | (unsigned int *)¶ms.keepalive_init, |
| 1806 | (unsigned int *)¶ms.keepalive_min, |
| 1807 | (unsigned int *)¶ms.keepalive_max, |
| 1808 | (unsigned int *)¶ms.keepalive_inc, |
| 1809 | (unsigned int *)¶ms.tcp_tx_timeout_val, |
| 1810 | (unsigned int *)¶ms.tcp_rx_timeout_val); |
| 1811 | |
| 1812 | if (ret != 15 && ret != 7) { |
| 1813 | CDF_TRACE(CDF_MODULE_ID_HDD, CDF_TRACE_LEVEL_ERROR, |
| 1814 | "Invalid Number of arguments"); |
| 1815 | return -EINVAL; |
| 1816 | } |
| 1817 | |
| 1818 | if (6 != |
| 1819 | sscanf(mac_addr, "%02x:%02x:%02x:%02x:%02x:%02x", &gateway_mac[0], |
| 1820 | &gateway_mac[1], &gateway_mac[2], &gateway_mac[3], |
| 1821 | &gateway_mac[4], &gateway_mac[5])) { |
| 1822 | CDF_TRACE(CDF_MODULE_ID_HDD, CDF_TRACE_LEVEL_ERROR, |
| 1823 | "Invalid MacAddress Input %s", mac_addr); |
| 1824 | return -EINVAL; |
| 1825 | } |
| 1826 | |
| 1827 | if (params.tcp_src_port > WLAN_HDD_MAX_TCP_PORT || |
| 1828 | params.tcp_dst_port > WLAN_HDD_MAX_TCP_PORT) { |
| 1829 | CDF_TRACE(CDF_MODULE_ID_HDD, CDF_TRACE_LEVEL_ERROR, |
| 1830 | "Invalid TCP Port Number"); |
| 1831 | return -EINVAL; |
| 1832 | } |
| 1833 | |
| 1834 | for (i = 0; i < ETHER_ADDR_LEN; i++) |
| 1835 | params.gateway_mac[i] = (uint8_t) gateway_mac[i]; |
| 1836 | |
| 1837 | params.rc4_key_len = strlen(rc4_key); |
| 1838 | cdf_mem_copy(params.rc4_key, rc4_key, params.rc4_key_len); |
| 1839 | |
| 1840 | params.vdev_id = adapter->sessionId; |
| 1841 | params.tcp_src_port = (params.tcp_src_port != 0) ? |
| 1842 | params.tcp_src_port : hdd_ctx->config->extWowApp2TcpSrcPort; |
| 1843 | params.tcp_dst_port = (params.tcp_dst_port != 0) ? |
| 1844 | params.tcp_dst_port : hdd_ctx->config->extWowApp2TcpDstPort; |
| 1845 | params.keepalive_init = (params.keepalive_init != 0) ? |
| 1846 | params.keepalive_init : hdd_ctx->config-> |
| 1847 | extWowApp2KAInitPingInterval; |
| 1848 | params.keepalive_min = |
| 1849 | (params.keepalive_min != 0) ? |
| 1850 | params.keepalive_min : |
| 1851 | hdd_ctx->config->extWowApp2KAMinPingInterval; |
| 1852 | params.keepalive_max = |
| 1853 | (params.keepalive_max != 0) ? |
| 1854 | params.keepalive_max : |
| 1855 | hdd_ctx->config->extWowApp2KAMaxPingInterval; |
| 1856 | params.keepalive_inc = |
| 1857 | (params.keepalive_inc != 0) ? |
| 1858 | params.keepalive_inc : |
| 1859 | hdd_ctx->config->extWowApp2KAIncPingInterval; |
| 1860 | params.tcp_tx_timeout_val = |
| 1861 | (params.tcp_tx_timeout_val != 0) ? |
| 1862 | params.tcp_tx_timeout_val : |
| 1863 | hdd_ctx->config->extWowApp2TcpTxTimeout; |
| 1864 | params.tcp_rx_timeout_val = |
| 1865 | (params.tcp_rx_timeout_val != 0) ? |
| 1866 | params.tcp_rx_timeout_val : |
| 1867 | hdd_ctx->config->extWowApp2TcpRxTimeout; |
| 1868 | |
| 1869 | CDF_TRACE(CDF_MODULE_ID_HDD, CDF_TRACE_LEVEL_INFO, |
| 1870 | "%s: %pM %.16s %u %u %u %u %u %u %u %u %u %u %u %u %u", |
| 1871 | __func__, gateway_mac, rc4_key, params.ip_id, |
| 1872 | params.ip_device_ip, params.ip_server_ip, params.tcp_seq, |
| 1873 | params.tcp_ack_seq, params.tcp_src_port, params.tcp_dst_port, |
| 1874 | params.keepalive_init, params.keepalive_min, |
| 1875 | params.keepalive_max, params.keepalive_inc, |
| 1876 | params.tcp_tx_timeout_val, params.tcp_rx_timeout_val); |
| 1877 | |
| 1878 | return hdd_set_app_type2_params(hHal, ¶ms); |
| 1879 | } |
| 1880 | #endif /* WLAN_FEATURE_EXTWOW_SUPPORT */ |
| 1881 | |
| 1882 | /** |
| 1883 | * hdd_parse_setmaxtxpower_command() - HDD Parse MAXTXPOWER command |
| 1884 | * @pValue: Pointer to MAXTXPOWER command |
| 1885 | * @pDbm: Pointer to tx power |
| 1886 | * |
| 1887 | * This function parses the MAXTXPOWER command passed in the format |
| 1888 | * MAXTXPOWER<space>X(Tx power in dbm) |
| 1889 | * |
| 1890 | * For example input commands: |
| 1891 | * 1) MAXTXPOWER -8 -> This is translated into set max TX power to -8 dbm |
| 1892 | * 2) MAXTXPOWER -23 -> This is translated into set max TX power to -23 dbm |
| 1893 | * |
| 1894 | * Return: 0 for success non-zero for failure |
| 1895 | */ |
| 1896 | static int hdd_parse_setmaxtxpower_command(uint8_t *pValue, int *pTxPower) |
| 1897 | { |
| 1898 | uint8_t *inPtr = pValue; |
| 1899 | int tempInt; |
| 1900 | int v = 0; |
| 1901 | *pTxPower = 0; |
| 1902 | |
| 1903 | inPtr = strnchr(pValue, strlen(pValue), SPACE_ASCII_VALUE); |
| 1904 | /* no argument after the command */ |
| 1905 | if (NULL == inPtr) { |
| 1906 | return -EINVAL; |
| 1907 | } |
| 1908 | |
| 1909 | /* no space after the command */ |
| 1910 | else if (SPACE_ASCII_VALUE != *inPtr) { |
| 1911 | return -EINVAL; |
| 1912 | } |
| 1913 | |
| 1914 | /* remove empty spaces */ |
| 1915 | while ((SPACE_ASCII_VALUE == *inPtr) && ('\0' != *inPtr)) |
| 1916 | inPtr++; |
| 1917 | |
| 1918 | /* no argument followed by spaces */ |
| 1919 | if ('\0' == *inPtr) { |
| 1920 | return 0; |
| 1921 | } |
| 1922 | |
| 1923 | v = kstrtos32(inPtr, 10, &tempInt); |
| 1924 | |
| 1925 | /* Range checking for passed parameter */ |
| 1926 | if ((tempInt < HDD_MIN_TX_POWER) || (tempInt > HDD_MAX_TX_POWER)) { |
| 1927 | return -EINVAL; |
| 1928 | } |
| 1929 | |
| 1930 | *pTxPower = tempInt; |
| 1931 | |
| 1932 | CDF_TRACE(CDF_MODULE_ID_HDD, CDF_TRACE_LEVEL_INFO, |
| 1933 | "SETMAXTXPOWER: %d", *pTxPower); |
| 1934 | |
| 1935 | return 0; |
| 1936 | } /* End of hdd_parse_setmaxtxpower_command */ |
| 1937 | |
| 1938 | static int hdd_get_dwell_time(struct hdd_config *pCfg, uint8_t *command, |
| 1939 | char *extra, uint8_t n, uint8_t *len) |
| 1940 | { |
| 1941 | int ret = 0; |
| 1942 | |
| 1943 | if (!pCfg || !command || !extra || !len) { |
| 1944 | CDF_TRACE(CDF_MODULE_ID_HDD, CDF_TRACE_LEVEL_ERROR, |
| 1945 | "%s: argument passed for GETDWELLTIME is incorrect", |
| 1946 | __func__); |
| 1947 | ret = -EINVAL; |
| 1948 | return ret; |
| 1949 | } |
| 1950 | |
| 1951 | if (strncmp(command, "GETDWELLTIME ACTIVE MAX", 23) == 0) { |
| 1952 | *len = scnprintf(extra, n, "GETDWELLTIME ACTIVE MAX %u\n", |
| 1953 | (int)pCfg->nActiveMaxChnTime); |
| 1954 | return ret; |
| 1955 | } else if (strncmp(command, "GETDWELLTIME ACTIVE MIN", 23) == 0) { |
| 1956 | *len = scnprintf(extra, n, "GETDWELLTIME ACTIVE MIN %u\n", |
| 1957 | (int)pCfg->nActiveMinChnTime); |
| 1958 | return ret; |
| 1959 | } else if (strncmp(command, "GETDWELLTIME PASSIVE MAX", 24) == 0) { |
| 1960 | *len = scnprintf(extra, n, "GETDWELLTIME PASSIVE MAX %u\n", |
| 1961 | (int)pCfg->nPassiveMaxChnTime); |
| 1962 | return ret; |
| 1963 | } else if (strncmp(command, "GETDWELLTIME PASSIVE MIN", 24) == 0) { |
| 1964 | *len = scnprintf(extra, n, "GETDWELLTIME PASSIVE MIN %u\n", |
| 1965 | (int)pCfg->nPassiveMinChnTime); |
| 1966 | return ret; |
| 1967 | } else if (strncmp(command, "GETDWELLTIME", 12) == 0) { |
| 1968 | *len = scnprintf(extra, n, "GETDWELLTIME %u \n", |
| 1969 | (int)pCfg->nActiveMaxChnTime); |
| 1970 | return ret; |
| 1971 | } else { |
| 1972 | ret = -EINVAL; |
| 1973 | } |
| 1974 | |
| 1975 | return ret; |
| 1976 | } |
| 1977 | |
| 1978 | static int hdd_set_dwell_time(hdd_adapter_t *adapter, uint8_t *command) |
| 1979 | { |
| 1980 | tHalHandle hHal; |
| 1981 | struct hdd_config *pCfg; |
| 1982 | uint8_t *value = command; |
| 1983 | tSmeConfigParams smeConfig; |
| 1984 | int val = 0, temp = 0; |
| 1985 | |
| 1986 | pCfg = (WLAN_HDD_GET_CTX(adapter))->config; |
| 1987 | hHal = WLAN_HDD_GET_HAL_CTX(adapter); |
| 1988 | if (!pCfg || !hHal) { |
| 1989 | hddLog(LOGE, |
| 1990 | FL("argument passed for SETDWELLTIME is incorrect")); |
| 1991 | return -EINVAL; |
| 1992 | } |
| 1993 | |
| 1994 | cdf_mem_zero(&smeConfig, sizeof(smeConfig)); |
| 1995 | sme_get_config_param(hHal, &smeConfig); |
| 1996 | |
| 1997 | if (strncmp(command, "SETDWELLTIME ACTIVE MAX", 23) == 0) { |
| 1998 | value = value + 24; |
| 1999 | temp = kstrtou32(value, 10, &val); |
| 2000 | if (temp != 0 || val < CFG_ACTIVE_MAX_CHANNEL_TIME_MIN || |
| 2001 | val > CFG_ACTIVE_MAX_CHANNEL_TIME_MAX) { |
| 2002 | hddLog(LOGE, |
| 2003 | FL("argument passed for SETDWELLTIME ACTIVE MAX is incorrect")); |
| 2004 | return -EFAULT; |
| 2005 | } |
| 2006 | pCfg->nActiveMaxChnTime = val; |
| 2007 | smeConfig.csrConfig.nActiveMaxChnTime = val; |
| 2008 | sme_update_config(hHal, &smeConfig); |
| 2009 | } else if (strncmp(command, "SETDWELLTIME ACTIVE MIN", 23) == 0) { |
| 2010 | value = value + 24; |
| 2011 | temp = kstrtou32(value, 10, &val); |
| 2012 | if (temp != 0 || val < CFG_ACTIVE_MIN_CHANNEL_TIME_MIN || |
| 2013 | val > CFG_ACTIVE_MIN_CHANNEL_TIME_MAX) { |
| 2014 | hddLog(LOGE, |
| 2015 | FL("argument passed for SETDWELLTIME ACTIVE MIN is incorrect")); |
| 2016 | return -EFAULT; |
| 2017 | } |
| 2018 | pCfg->nActiveMinChnTime = val; |
| 2019 | smeConfig.csrConfig.nActiveMinChnTime = val; |
| 2020 | sme_update_config(hHal, &smeConfig); |
| 2021 | } else if (strncmp(command, "SETDWELLTIME PASSIVE MAX", 24) == 0) { |
| 2022 | value = value + 25; |
| 2023 | temp = kstrtou32(value, 10, &val); |
| 2024 | if (temp != 0 || val < CFG_PASSIVE_MAX_CHANNEL_TIME_MIN || |
| 2025 | val > CFG_PASSIVE_MAX_CHANNEL_TIME_MAX) { |
| 2026 | hddLog(LOGE, |
| 2027 | FL("argument passed for SETDWELLTIME PASSIVE MAX is incorrect")); |
| 2028 | return -EFAULT; |
| 2029 | } |
| 2030 | pCfg->nPassiveMaxChnTime = val; |
| 2031 | smeConfig.csrConfig.nPassiveMaxChnTime = val; |
| 2032 | sme_update_config(hHal, &smeConfig); |
| 2033 | } else if (strncmp(command, "SETDWELLTIME PASSIVE MIN", 24) == 0) { |
| 2034 | value = value + 25; |
| 2035 | temp = kstrtou32(value, 10, &val); |
| 2036 | if (temp != 0 || val < CFG_PASSIVE_MIN_CHANNEL_TIME_MIN || |
| 2037 | val > CFG_PASSIVE_MIN_CHANNEL_TIME_MAX) { |
| 2038 | hddLog(LOGE, |
| 2039 | FL("argument passed for SETDWELLTIME PASSIVE MIN is incorrect")); |
| 2040 | return -EFAULT; |
| 2041 | } |
| 2042 | pCfg->nPassiveMinChnTime = val; |
| 2043 | smeConfig.csrConfig.nPassiveMinChnTime = val; |
| 2044 | sme_update_config(hHal, &smeConfig); |
| 2045 | } else if (strncmp(command, "SETDWELLTIME", 12) == 0) { |
| 2046 | value = value + 13; |
| 2047 | temp = kstrtou32(value, 10, &val); |
| 2048 | if (temp != 0 || val < CFG_ACTIVE_MAX_CHANNEL_TIME_MIN || |
| 2049 | val > CFG_ACTIVE_MAX_CHANNEL_TIME_MAX) { |
| 2050 | hddLog(LOGE, |
| 2051 | FL("argument passed for SETDWELLTIME is incorrect")); |
| 2052 | return -EFAULT; |
| 2053 | } |
| 2054 | pCfg->nActiveMaxChnTime = val; |
| 2055 | smeConfig.csrConfig.nActiveMaxChnTime = val; |
| 2056 | sme_update_config(hHal, &smeConfig); |
| 2057 | } else { |
| 2058 | return -EINVAL; |
| 2059 | } |
| 2060 | |
| 2061 | return 0; |
| 2062 | } |
| 2063 | |
| 2064 | static void hdd_get_link_status_cb(uint8_t status, void *context) |
| 2065 | { |
| 2066 | struct statsContext *pLinkContext; |
| 2067 | hdd_adapter_t *adapter; |
| 2068 | |
| 2069 | if (NULL == context) { |
| 2070 | hddLog(CDF_TRACE_LEVEL_ERROR, "%s: Bad context [%p]", |
| 2071 | __func__, context); |
| 2072 | return; |
| 2073 | } |
| 2074 | |
| 2075 | pLinkContext = context; |
| 2076 | adapter = pLinkContext->pAdapter; |
| 2077 | |
| 2078 | spin_lock(&hdd_context_lock); |
| 2079 | |
| 2080 | if ((NULL == adapter) || |
| 2081 | (LINK_STATUS_MAGIC != pLinkContext->magic)) { |
| 2082 | /* |
| 2083 | * the caller presumably timed out so there is |
| 2084 | * nothing we can do |
| 2085 | */ |
| 2086 | spin_unlock(&hdd_context_lock); |
| 2087 | hddLog(CDF_TRACE_LEVEL_WARN, |
| 2088 | "%s: Invalid context, adapter [%p] magic [%08x]", |
| 2089 | __func__, adapter, pLinkContext->magic); |
| 2090 | return; |
| 2091 | } |
| 2092 | |
| 2093 | /* context is valid so caller is still waiting */ |
| 2094 | |
| 2095 | /* paranoia: invalidate the magic */ |
| 2096 | pLinkContext->magic = 0; |
| 2097 | |
| 2098 | /* copy over the status */ |
| 2099 | adapter->linkStatus = status; |
| 2100 | |
| 2101 | /* notify the caller */ |
| 2102 | complete(&pLinkContext->completion); |
| 2103 | |
| 2104 | /* serialization is complete */ |
| 2105 | spin_unlock(&hdd_context_lock); |
| 2106 | } |
| 2107 | |
| 2108 | /** |
| 2109 | * wlan_hdd_get_link_status() - get link status |
| 2110 | * @pAdapter: pointer to the adapter |
| 2111 | * |
| 2112 | * This function sends a request to query the link status and waits |
| 2113 | * on a timer to invoke the callback. if the callback is invoked then |
| 2114 | * latest link status shall be returned or otherwise cached value |
| 2115 | * will be returned. |
| 2116 | * |
| 2117 | * Return: On success, link status shall be returned. |
| 2118 | * On error or not associated, link status 0 will be returned. |
| 2119 | */ |
| 2120 | static int wlan_hdd_get_link_status(hdd_adapter_t *adapter) |
| 2121 | { |
| 2122 | |
| 2123 | hdd_context_t *hdd_ctx = WLAN_HDD_GET_CTX(adapter); |
| 2124 | hdd_station_ctx_t *pHddStaCtx = |
| 2125 | WLAN_HDD_GET_STATION_CTX_PTR(adapter); |
| 2126 | struct statsContext context; |
| 2127 | CDF_STATUS hstatus; |
| 2128 | unsigned long rc; |
| 2129 | |
| 2130 | if (hdd_ctx->isLogpInProgress) { |
| 2131 | hddLog(LOGW, FL("LOGP in Progress. Ignore!!!")); |
| 2132 | return 0; |
| 2133 | } |
| 2134 | |
| 2135 | if ((WLAN_HDD_INFRA_STATION != adapter->device_mode) && |
| 2136 | (WLAN_HDD_P2P_CLIENT != adapter->device_mode)) { |
| 2137 | hdd_warn("Unsupported in mode %s(%d)", |
| 2138 | hdd_device_mode_to_string(adapter->device_mode), |
| 2139 | adapter->device_mode); |
| 2140 | return 0; |
| 2141 | } |
| 2142 | |
| 2143 | pHddStaCtx = WLAN_HDD_GET_STATION_CTX_PTR(adapter); |
| 2144 | if (eConnectionState_Associated != pHddStaCtx->conn_info.connState) { |
| 2145 | /* If not associated, then expected link status return |
| 2146 | * value is 0 |
| 2147 | */ |
| 2148 | hddLog(LOG1, FL("Not associated!")); |
| 2149 | return 0; |
| 2150 | } |
| 2151 | |
| 2152 | init_completion(&context.completion); |
| 2153 | context.pAdapter = adapter; |
| 2154 | context.magic = LINK_STATUS_MAGIC; |
| 2155 | hstatus = sme_get_link_status(WLAN_HDD_GET_HAL_CTX(adapter), |
| 2156 | hdd_get_link_status_cb, |
| 2157 | &context, adapter->sessionId); |
| 2158 | if (CDF_STATUS_SUCCESS != hstatus) { |
| 2159 | hddLog(CDF_TRACE_LEVEL_ERROR, |
| 2160 | "%s: Unable to retrieve link status", __func__); |
| 2161 | /* return a cached value */ |
| 2162 | } else { |
| 2163 | /* request is sent -- wait for the response */ |
| 2164 | rc = wait_for_completion_timeout(&context.completion, |
| 2165 | msecs_to_jiffies(WLAN_WAIT_TIME_LINK_STATUS)); |
| 2166 | if (!rc) |
| 2167 | hddLog(CDF_TRACE_LEVEL_ERROR, |
| 2168 | FL("SME timed out while retrieving link status")); |
| 2169 | } |
| 2170 | |
| 2171 | spin_lock(&hdd_context_lock); |
| 2172 | context.magic = 0; |
| 2173 | spin_unlock(&hdd_context_lock); |
| 2174 | |
| 2175 | /* either callback updated adapter stats or it has cached data */ |
| 2176 | return adapter->linkStatus; |
| 2177 | } |
| 2178 | |
| 2179 | #if defined(FEATURE_WLAN_ESE) && defined(FEATURE_WLAN_ESE_UPLOAD) |
| 2180 | /** |
| 2181 | * hdd_parse_ese_beacon_req() - Parse ese beacon request |
| 2182 | * @pValue: Pointer to data |
| 2183 | * @pEseBcnReq: Output pointer to store parsed ie information |
| 2184 | * |
| 2185 | * This function parses the ese beacon request passed in the format |
| 2186 | * CCXBEACONREQ<space><Number of fields><space><Measurement token> |
| 2187 | * <space>Channel 1<space>Scan Mode <space>Meas Duration<space>Channel N |
| 2188 | * <space>Scan Mode N<space>Meas Duration N |
| 2189 | * |
| 2190 | * If the Number of bcn req fields (N) does not match with the |
| 2191 | * actual number of fields passed then take N. |
| 2192 | * <Meas Token><Channel><Scan Mode> and <Meas Duration> are treated |
| 2193 | * as one pair. For example, CCXBEACONREQ 2 1 1 1 30 2 44 0 40. |
| 2194 | * This function does not take care of removing duplicate channels from the |
| 2195 | * list |
| 2196 | * |
| 2197 | * Return: 0 for success non-zero for failure |
| 2198 | */ |
| 2199 | static int hdd_parse_ese_beacon_req(uint8_t *pValue, |
| 2200 | tCsrEseBeaconReq *pEseBcnReq) |
| 2201 | { |
| 2202 | uint8_t *inPtr = pValue; |
| 2203 | int tempInt = 0; |
| 2204 | int j = 0, i = 0, v = 0; |
| 2205 | char buf[32]; |
| 2206 | |
| 2207 | inPtr = strnchr(pValue, strlen(pValue), SPACE_ASCII_VALUE); |
| 2208 | /* no argument after the command */ |
| 2209 | if (NULL == inPtr) { |
| 2210 | return -EINVAL; |
| 2211 | } |
| 2212 | /* no space after the command */ |
| 2213 | else if (SPACE_ASCII_VALUE != *inPtr) { |
| 2214 | return -EINVAL; |
| 2215 | } |
| 2216 | |
| 2217 | /* remove empty spaces */ |
| 2218 | while ((SPACE_ASCII_VALUE == *inPtr) && ('\0' != *inPtr)) |
| 2219 | inPtr++; |
| 2220 | |
| 2221 | /* no argument followed by spaces */ |
| 2222 | if ('\0' == *inPtr) |
| 2223 | return -EINVAL; |
| 2224 | |
| 2225 | /* get the first argument ie measurement token */ |
| 2226 | v = sscanf(inPtr, "%31s ", buf); |
| 2227 | if (1 != v) |
| 2228 | return -EINVAL; |
| 2229 | |
| 2230 | v = kstrtos32(buf, 10, &tempInt); |
| 2231 | if (v < 0) |
| 2232 | return -EINVAL; |
| 2233 | |
| 2234 | pEseBcnReq->numBcnReqIe = tempInt; |
| 2235 | |
| 2236 | CDF_TRACE(CDF_MODULE_ID_HDD, CDF_TRACE_LEVEL_INFO_HIGH, |
| 2237 | "Number of Bcn Req Ie fields(%d)", pEseBcnReq->numBcnReqIe); |
| 2238 | |
| 2239 | for (j = 0; j < (pEseBcnReq->numBcnReqIe); j++) { |
| 2240 | for (i = 0; i < 4; i++) { |
| 2241 | /* |
| 2242 | * inPtr pointing to the beginning of 1st space |
| 2243 | * after number of ie fields |
| 2244 | */ |
| 2245 | inPtr = strpbrk(inPtr, " "); |
| 2246 | /* no ie data after the number of ie fields argument */ |
| 2247 | if (NULL == inPtr) |
| 2248 | return -EINVAL; |
| 2249 | |
| 2250 | /* remove empty space */ |
| 2251 | while ((SPACE_ASCII_VALUE == *inPtr) |
| 2252 | && ('\0' != *inPtr)) |
| 2253 | inPtr++; |
| 2254 | |
| 2255 | /* |
| 2256 | * no ie data after the number of ie fields |
| 2257 | * argument and spaces |
| 2258 | */ |
| 2259 | if ('\0' == *inPtr) |
| 2260 | return -EINVAL; |
| 2261 | |
| 2262 | v = sscanf(inPtr, "%31s ", buf); |
| 2263 | if (1 != v) |
| 2264 | return -EINVAL; |
| 2265 | |
| 2266 | v = kstrtos32(buf, 10, &tempInt); |
| 2267 | if (v < 0) |
| 2268 | return -EINVAL; |
| 2269 | |
| 2270 | switch (i) { |
| 2271 | case 0: /* Measurement token */ |
| 2272 | if (tempInt <= 0) { |
| 2273 | CDF_TRACE(CDF_MODULE_ID_HDD, |
| 2274 | CDF_TRACE_LEVEL_ERROR, |
| 2275 | "Invalid Measurement Token(%d)", |
| 2276 | tempInt); |
| 2277 | return -EINVAL; |
| 2278 | } |
| 2279 | pEseBcnReq->bcnReq[j].measurementToken = |
| 2280 | tempInt; |
| 2281 | break; |
| 2282 | |
| 2283 | case 1: /* Channel number */ |
| 2284 | if ((tempInt <= 0) || |
| 2285 | (tempInt > |
| 2286 | WNI_CFG_CURRENT_CHANNEL_STAMAX)) { |
| 2287 | CDF_TRACE(CDF_MODULE_ID_HDD, |
| 2288 | CDF_TRACE_LEVEL_ERROR, |
| 2289 | "Invalid Channel Number(%d)", |
| 2290 | tempInt); |
| 2291 | return -EINVAL; |
| 2292 | } |
| 2293 | pEseBcnReq->bcnReq[j].channel = tempInt; |
| 2294 | break; |
| 2295 | |
| 2296 | case 2: /* Scan mode */ |
| 2297 | if ((tempInt < eSIR_PASSIVE_SCAN) |
| 2298 | || (tempInt > eSIR_BEACON_TABLE)) { |
| 2299 | CDF_TRACE(CDF_MODULE_ID_HDD, |
| 2300 | CDF_TRACE_LEVEL_ERROR, |
| 2301 | "Invalid Scan Mode(%d) Expected{0|1|2}", |
| 2302 | tempInt); |
| 2303 | return -EINVAL; |
| 2304 | } |
| 2305 | pEseBcnReq->bcnReq[j].scanMode = tempInt; |
| 2306 | break; |
| 2307 | |
| 2308 | case 3: /* Measurement duration */ |
| 2309 | if (((tempInt <= 0) |
| 2310 | && (pEseBcnReq->bcnReq[j].scanMode != |
| 2311 | eSIR_BEACON_TABLE)) || |
| 2312 | ((tempInt < 0) && |
| 2313 | (pEseBcnReq->bcnReq[j].scanMode == |
| 2314 | eSIR_BEACON_TABLE))) { |
| 2315 | CDF_TRACE(CDF_MODULE_ID_HDD, |
| 2316 | CDF_TRACE_LEVEL_ERROR, |
| 2317 | "Invalid Measurement Duration(%d)", |
| 2318 | tempInt); |
| 2319 | return -EINVAL; |
| 2320 | } |
| 2321 | pEseBcnReq->bcnReq[j].measurementDuration = |
| 2322 | tempInt; |
| 2323 | break; |
| 2324 | } |
| 2325 | } |
| 2326 | } |
| 2327 | |
| 2328 | for (j = 0; j < pEseBcnReq->numBcnReqIe; j++) { |
| 2329 | CDF_TRACE(CDF_MODULE_ID_HDD, CDF_TRACE_LEVEL_INFO, |
| 2330 | "Index(%d) Measurement Token(%u) Channel(%u) Scan Mode(%u) Measurement Duration(%u)", |
| 2331 | j, |
| 2332 | pEseBcnReq->bcnReq[j].measurementToken, |
| 2333 | pEseBcnReq->bcnReq[j].channel, |
| 2334 | pEseBcnReq->bcnReq[j].scanMode, |
| 2335 | pEseBcnReq->bcnReq[j].measurementDuration); |
| 2336 | } |
| 2337 | |
| 2338 | return 0; |
| 2339 | } |
| 2340 | #endif /* defined(FEATURE_WLAN_ESE) && defined(FEATURE_WLAN_ESE_UPLOAD) */ |
| 2341 | |
| 2342 | #if defined(FEATURE_WLAN_ESE) && defined(FEATURE_WLAN_ESE_UPLOAD) |
| 2343 | /** |
| 2344 | * hdd_parse_get_cckm_ie() - HDD Parse and fetch the CCKM IE |
| 2345 | * @pValue: Pointer to input data |
| 2346 | * @pCckmIe: Pointer to output cckm Ie |
| 2347 | * @pCckmIeLen: Pointer to output cckm ie length |
| 2348 | * |
| 2349 | * This function parses the SETCCKM IE command |
| 2350 | * SETCCKMIE<space><ie data> |
| 2351 | * |
| 2352 | * Return: 0 for success non-zero for failure |
| 2353 | */ |
| 2354 | static int hdd_parse_get_cckm_ie(uint8_t *pValue, uint8_t **pCckmIe, |
| 2355 | uint8_t *pCckmIeLen) |
| 2356 | { |
| 2357 | uint8_t *inPtr = pValue; |
| 2358 | uint8_t *dataEnd; |
| 2359 | int j = 0; |
| 2360 | int i = 0; |
| 2361 | uint8_t tempByte = 0; |
| 2362 | inPtr = strnchr(pValue, strlen(pValue), SPACE_ASCII_VALUE); |
| 2363 | /* no argument after the command */ |
| 2364 | if (NULL == inPtr) { |
| 2365 | return -EINVAL; |
| 2366 | } |
| 2367 | /* no space after the command */ |
| 2368 | else if (SPACE_ASCII_VALUE != *inPtr) { |
| 2369 | return -EINVAL; |
| 2370 | } |
| 2371 | /* remove empty spaces */ |
| 2372 | while ((SPACE_ASCII_VALUE == *inPtr) && ('\0' != *inPtr)) |
| 2373 | inPtr++; |
| 2374 | /* no argument followed by spaces */ |
| 2375 | if ('\0' == *inPtr) { |
| 2376 | return -EINVAL; |
| 2377 | } |
| 2378 | /* find the length of data */ |
| 2379 | dataEnd = inPtr; |
| 2380 | while (('\0' != *dataEnd)) { |
| 2381 | dataEnd++; |
| 2382 | ++(*pCckmIeLen); |
| 2383 | } |
| 2384 | if (*pCckmIeLen <= 0) |
| 2385 | return -EINVAL; |
| 2386 | /* |
| 2387 | * Allocate the number of bytes based on the number of input characters |
| 2388 | * whether it is even or odd. |
| 2389 | * if the number of input characters are even, then we need N / 2 byte. |
| 2390 | * if the number of input characters are odd, then we need do |
| 2391 | * (N + 1) / 2 to compensate rounding off. |
| 2392 | * For example, if N = 18, then (18 + 1) / 2 = 9 bytes are enough. |
| 2393 | * If N = 19, then we need 10 bytes, hence (19 + 1) / 2 = 10 bytes |
| 2394 | */ |
| 2395 | *pCckmIe = cdf_mem_malloc((*pCckmIeLen + 1) / 2); |
| 2396 | if (NULL == *pCckmIe) { |
| 2397 | hddLog(LOGE, FL("cdf_mem_alloc failed")); |
| 2398 | return -ENOMEM; |
| 2399 | } |
| 2400 | cdf_mem_zero(*pCckmIe, (*pCckmIeLen + 1) / 2); |
| 2401 | /* |
| 2402 | * the buffer received from the upper layer is character buffer, |
| 2403 | * we need to prepare the buffer taking 2 characters in to a U8 hex |
| 2404 | * decimal number for example 7f0000f0...form a buffer to contain |
| 2405 | * 7f in 0th location, 00 in 1st and f0 in 3rd location |
| 2406 | */ |
| 2407 | for (i = 0, j = 0; j < *pCckmIeLen; j += 2) { |
| 2408 | tempByte = (hex_to_bin(inPtr[j]) << 4) | |
| 2409 | (hex_to_bin(inPtr[j + 1])); |
| 2410 | (*pCckmIe)[i++] = tempByte; |
| 2411 | } |
| 2412 | *pCckmIeLen = i; |
| 2413 | return 0; |
| 2414 | } |
| 2415 | #endif /* FEATURE_WLAN_ESE && FEATURE_WLAN_ESE_UPLOAD */ |
| 2416 | |
| 2417 | int wlan_hdd_set_mc_rate(hdd_adapter_t *pAdapter, int targetRate) |
| 2418 | { |
| 2419 | tSirRateUpdateInd rateUpdate = {0}; |
| 2420 | CDF_STATUS status; |
| 2421 | hdd_context_t *pHddCtx = WLAN_HDD_GET_CTX(pAdapter); |
| 2422 | struct hdd_config *pConfig = NULL; |
| 2423 | |
| 2424 | if (pHddCtx == NULL) { |
| 2425 | CDF_TRACE(CDF_MODULE_ID_HDD, CDF_TRACE_LEVEL_ERROR, |
| 2426 | "%s: HDD context is null", __func__); |
| 2427 | return -EINVAL; |
| 2428 | } |
| 2429 | if ((WLAN_HDD_IBSS != pAdapter->device_mode) && |
| 2430 | (WLAN_HDD_SOFTAP != pAdapter->device_mode) && |
| 2431 | (WLAN_HDD_INFRA_STATION != pAdapter->device_mode)) { |
| 2432 | hddLog(LOGE, |
| 2433 | FL("Received SETMCRATE cmd in invalid mode %s(%d)"), |
| 2434 | hdd_device_mode_to_string(pAdapter->device_mode), |
| 2435 | pAdapter->device_mode); |
| 2436 | hddLog(LOGE, |
| 2437 | FL("SETMCRATE cmd is allowed only in STA, IBSS or SOFTAP mode")); |
| 2438 | return -EINVAL; |
| 2439 | } |
| 2440 | pConfig = pHddCtx->config; |
| 2441 | rateUpdate.nss = (pConfig->enable2x2 == 0) ? 0 : 1; |
| 2442 | rateUpdate.dev_mode = pAdapter->device_mode; |
| 2443 | rateUpdate.mcastDataRate24GHz = targetRate; |
| 2444 | rateUpdate.mcastDataRate24GHzTxFlag = 1; |
| 2445 | rateUpdate.mcastDataRate5GHz = targetRate; |
| 2446 | rateUpdate.bcastDataRate = -1; |
Srinivas Girigowda | afede18 | 2015-11-18 22:36:12 -0800 | [diff] [blame] | 2447 | cdf_copy_macaddr(&rateUpdate.bssid, &pAdapter->macAddressCurrent); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2448 | hddLog(LOG1, |
| 2449 | FL("MC Target rate %d, mac = %pM, dev_mode %s(%d)"), |
Srinivas Girigowda | afede18 | 2015-11-18 22:36:12 -0800 | [diff] [blame] | 2450 | rateUpdate.mcastDataRate24GHz, rateUpdate.bssid.bytes, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2451 | hdd_device_mode_to_string(pAdapter->device_mode), |
| 2452 | pAdapter->device_mode); |
| 2453 | status = sme_send_rate_update_ind(pHddCtx->hHal, &rateUpdate); |
| 2454 | if (CDF_STATUS_SUCCESS != status) { |
| 2455 | hddLog(CDF_TRACE_LEVEL_ERROR, "%s: SETMCRATE failed", |
| 2456 | __func__); |
| 2457 | return -EFAULT; |
| 2458 | } |
| 2459 | return 0; |
| 2460 | } |
| 2461 | |
| 2462 | static int drv_cmd_p2p_dev_addr(hdd_adapter_t *adapter, |
| 2463 | hdd_context_t *hdd_ctx, |
| 2464 | uint8_t *command, |
| 2465 | uint8_t command_len, |
| 2466 | hdd_priv_data_t *priv_data) |
| 2467 | { |
| 2468 | int ret = 0; |
| 2469 | |
| 2470 | MTRACE(cdf_trace(CDF_MODULE_ID_HDD, |
| 2471 | TRACE_CODE_HDD_P2P_DEV_ADDR_IOCTL, |
| 2472 | adapter->sessionId, |
| 2473 | (unsigned)(*(hdd_ctx->p2pDeviceAddress.bytes + 2) |
| 2474 | << 24 | *(hdd_ctx->p2pDeviceAddress.bytes |
| 2475 | + 3) << 16 | *(hdd_ctx-> |
| 2476 | p2pDeviceAddress.bytes + 4) << 8 | |
| 2477 | *(hdd_ctx->p2pDeviceAddress.bytes + |
| 2478 | 5)))); |
| 2479 | |
| 2480 | if (copy_to_user(priv_data->buf, hdd_ctx->p2pDeviceAddress.bytes, |
| 2481 | sizeof(tSirMacAddr))) { |
| 2482 | hddLog(CDF_TRACE_LEVEL_ERROR, |
| 2483 | "%s: failed to copy data to user buffer", |
| 2484 | __func__); |
| 2485 | ret = -EFAULT; |
| 2486 | } |
| 2487 | |
| 2488 | return ret; |
| 2489 | } |
| 2490 | |
| 2491 | /** |
| 2492 | * drv_cmd_p2p_set_noa() - Handler for P2P_SET_NOA driver command |
| 2493 | * @adapter: Adapter on which the command was received |
| 2494 | * @hdd_ctx: HDD global context |
| 2495 | * @command: Entire driver command received from userspace |
| 2496 | * @command_len: Length of @command |
| 2497 | * @priv_data: Pointer to ioctl private data structure |
| 2498 | * |
| 2499 | * This is a trivial command hander function which simply forwards the |
| 2500 | * command to the actual command processor within the P2P module. |
| 2501 | * |
| 2502 | * Return: 0 on success, non-zero on failure |
| 2503 | */ |
| 2504 | static int drv_cmd_p2p_set_noa(hdd_adapter_t *adapter, |
| 2505 | hdd_context_t *hdd_ctx, |
| 2506 | uint8_t *command, |
| 2507 | uint8_t command_len, |
| 2508 | hdd_priv_data_t *priv_data) |
| 2509 | { |
| 2510 | return hdd_set_p2p_noa(adapter->dev, command); |
| 2511 | } |
| 2512 | |
| 2513 | /** |
| 2514 | * drv_cmd_p2p_set_ps() - Handler for P2P_SET_PS driver command |
| 2515 | * @adapter: Adapter on which the command was received |
| 2516 | * @hdd_ctx: HDD global context |
| 2517 | * @command: Entire driver command received from userspace |
| 2518 | * @command_len: Length of @command |
| 2519 | * @priv_data: Pointer to ioctl private data structure |
| 2520 | * |
| 2521 | * This is a trivial command hander function which simply forwards the |
| 2522 | * command to the actual command processor within the P2P module. |
| 2523 | * |
| 2524 | * Return: 0 on success, non-zero on failure |
| 2525 | */ |
| 2526 | static int drv_cmd_p2p_set_ps(hdd_adapter_t *adapter, |
| 2527 | hdd_context_t *hdd_ctx, |
| 2528 | uint8_t *command, |
| 2529 | uint8_t command_len, |
| 2530 | hdd_priv_data_t *priv_data) |
| 2531 | { |
| 2532 | return hdd_set_p2p_opps(adapter->dev, command); |
| 2533 | } |
| 2534 | |
| 2535 | static int drv_cmd_set_band(hdd_adapter_t *adapter, |
| 2536 | hdd_context_t *hdd_ctx, |
| 2537 | uint8_t *command, |
| 2538 | uint8_t command_len, |
| 2539 | hdd_priv_data_t *priv_data) |
| 2540 | { |
| 2541 | int ret = 0; |
| 2542 | |
| 2543 | uint8_t *ptr = command; |
| 2544 | |
| 2545 | /* Change band request received */ |
| 2546 | |
| 2547 | /* |
| 2548 | * First 8 bytes will have "SETBAND " and |
| 2549 | * 9 byte will have band setting value |
| 2550 | */ |
| 2551 | hddLog(CDF_TRACE_LEVEL_INFO, |
| 2552 | "%s: SetBandCommand Info comm %s UL %d, TL %d", |
| 2553 | __func__, command, priv_data->used_len, |
| 2554 | priv_data->total_len); |
| 2555 | |
| 2556 | /* Change band request received */ |
| 2557 | ret = hdd_set_band_helper(adapter->dev, ptr); |
| 2558 | |
| 2559 | return ret; |
| 2560 | } |
| 2561 | |
| 2562 | static int drv_cmd_set_wmmps(hdd_adapter_t *adapter, |
| 2563 | hdd_context_t *hdd_ctx, |
| 2564 | uint8_t *command, |
| 2565 | uint8_t command_len, |
| 2566 | hdd_priv_data_t *priv_data) |
| 2567 | { |
| 2568 | return hdd_wmmps_helper(adapter, command); |
| 2569 | } |
| 2570 | |
| 2571 | static int drv_cmd_country(hdd_adapter_t *adapter, |
| 2572 | hdd_context_t *hdd_ctx, |
| 2573 | uint8_t *command, |
| 2574 | uint8_t command_len, |
| 2575 | hdd_priv_data_t *priv_data) |
| 2576 | { |
| 2577 | int ret = 0; |
| 2578 | CDF_STATUS status; |
| 2579 | unsigned long rc; |
| 2580 | char *country_code; |
| 2581 | |
| 2582 | country_code = command + 8; |
| 2583 | |
| 2584 | INIT_COMPLETION(adapter->change_country_code); |
| 2585 | |
| 2586 | status = sme_change_country_code(hdd_ctx->hHal, |
| 2587 | wlan_hdd_change_country_code_callback, |
| 2588 | country_code, |
| 2589 | adapter, |
| 2590 | hdd_ctx->pcds_context, |
| 2591 | eSIR_TRUE, |
| 2592 | eSIR_TRUE); |
| 2593 | if (status == CDF_STATUS_SUCCESS) { |
| 2594 | rc = wait_for_completion_timeout( |
| 2595 | &adapter->change_country_code, |
| 2596 | msecs_to_jiffies(WLAN_WAIT_TIME_COUNTRY)); |
| 2597 | if (!rc) |
| 2598 | hddLog(CDF_TRACE_LEVEL_ERROR, |
| 2599 | "%s: SME while setting country code timed out", |
| 2600 | __func__); |
| 2601 | } else { |
| 2602 | hddLog(CDF_TRACE_LEVEL_ERROR, |
| 2603 | "%s: SME Change Country code fail, status=%d", |
| 2604 | __func__, status); |
| 2605 | ret = -EINVAL; |
| 2606 | } |
| 2607 | |
| 2608 | return ret; |
| 2609 | } |
| 2610 | |
| 2611 | static int drv_cmd_set_roam_trigger(hdd_adapter_t *adapter, |
| 2612 | hdd_context_t *hdd_ctx, |
| 2613 | uint8_t *command, |
| 2614 | uint8_t command_len, |
| 2615 | hdd_priv_data_t *priv_data) |
| 2616 | { |
| 2617 | int ret = 0; |
| 2618 | uint8_t *value = command; |
| 2619 | int8_t rssi = 0; |
| 2620 | uint8_t lookUpThreshold = CFG_NEIGHBOR_LOOKUP_RSSI_THRESHOLD_DEFAULT; |
| 2621 | CDF_STATUS status = CDF_STATUS_SUCCESS; |
| 2622 | |
| 2623 | /* Move pointer to ahead of SETROAMTRIGGER<delimiter> */ |
| 2624 | value = value + command_len + 1; |
| 2625 | |
| 2626 | /* Convert the value from ascii to integer */ |
| 2627 | ret = kstrtos8(value, 10, &rssi); |
| 2628 | if (ret < 0) { |
| 2629 | /* |
| 2630 | * If the input value is greater than max value of datatype, |
| 2631 | * then also kstrtou8 fails |
| 2632 | */ |
| 2633 | CDF_TRACE(CDF_MODULE_ID_HDD, |
| 2634 | CDF_TRACE_LEVEL_ERROR, |
| 2635 | "%s: kstrtou8 failed Input value may be out of range[%d - %d]", |
| 2636 | __func__, |
| 2637 | CFG_NEIGHBOR_LOOKUP_RSSI_THRESHOLD_MIN, |
| 2638 | CFG_NEIGHBOR_LOOKUP_RSSI_THRESHOLD_MAX); |
| 2639 | ret = -EINVAL; |
| 2640 | goto exit; |
| 2641 | } |
| 2642 | |
| 2643 | lookUpThreshold = abs(rssi); |
| 2644 | |
| 2645 | if ((lookUpThreshold < CFG_NEIGHBOR_LOOKUP_RSSI_THRESHOLD_MIN) |
| 2646 | || (lookUpThreshold > CFG_NEIGHBOR_LOOKUP_RSSI_THRESHOLD_MAX)) { |
| 2647 | CDF_TRACE(CDF_MODULE_ID_HDD, |
| 2648 | CDF_TRACE_LEVEL_ERROR, |
| 2649 | "Neighbor lookup threshold value %d is out of range (Min: %d Max: %d)", |
| 2650 | lookUpThreshold, |
| 2651 | CFG_NEIGHBOR_LOOKUP_RSSI_THRESHOLD_MIN, |
| 2652 | CFG_NEIGHBOR_LOOKUP_RSSI_THRESHOLD_MAX); |
| 2653 | ret = -EINVAL; |
| 2654 | goto exit; |
| 2655 | } |
| 2656 | |
| 2657 | MTRACE(cdf_trace(CDF_MODULE_ID_HDD, |
| 2658 | TRACE_CODE_HDD_SETROAMTRIGGER_IOCTL, |
| 2659 | adapter->sessionId, lookUpThreshold)); |
| 2660 | CDF_TRACE(CDF_MODULE_ID_HDD, CDF_TRACE_LEVEL_INFO, |
| 2661 | "%s: Received Command to Set Roam trigger (Neighbor lookup threshold) = %d", |
| 2662 | __func__, |
| 2663 | lookUpThreshold); |
| 2664 | |
| 2665 | hdd_ctx->config->nNeighborLookupRssiThreshold = lookUpThreshold; |
| 2666 | status = sme_set_neighbor_lookup_rssi_threshold(hdd_ctx->hHal, |
| 2667 | adapter->sessionId, |
| 2668 | lookUpThreshold); |
| 2669 | if (CDF_STATUS_SUCCESS != status) { |
| 2670 | CDF_TRACE(CDF_MODULE_ID_HDD, |
| 2671 | CDF_TRACE_LEVEL_ERROR, |
| 2672 | "%s: Failed to set roam trigger, try again", |
| 2673 | __func__); |
| 2674 | ret = -EPERM; |
| 2675 | goto exit; |
| 2676 | } |
| 2677 | |
| 2678 | exit: |
| 2679 | return ret; |
| 2680 | } |
| 2681 | |
| 2682 | static int drv_cmd_get_roam_trigger(hdd_adapter_t *adapter, |
| 2683 | hdd_context_t *hdd_ctx, |
| 2684 | uint8_t *command, |
| 2685 | uint8_t command_len, |
| 2686 | hdd_priv_data_t *priv_data) |
| 2687 | { |
| 2688 | int ret = 0; |
| 2689 | uint8_t lookUpThreshold = |
| 2690 | sme_get_neighbor_lookup_rssi_threshold(hdd_ctx->hHal); |
| 2691 | int rssi = (-1) * lookUpThreshold; |
| 2692 | char extra[32]; |
| 2693 | uint8_t len = 0; |
| 2694 | |
| 2695 | MTRACE(cdf_trace(CDF_MODULE_ID_HDD, |
| 2696 | TRACE_CODE_HDD_GETROAMTRIGGER_IOCTL, |
| 2697 | adapter->sessionId, lookUpThreshold)); |
| 2698 | |
| 2699 | len = scnprintf(extra, sizeof(extra), "%s %d", command, rssi); |
| 2700 | len = CDF_MIN(priv_data->total_len, len + 1); |
| 2701 | if (copy_to_user(priv_data->buf, &extra, len)) { |
| 2702 | CDF_TRACE(CDF_MODULE_ID_HDD, |
| 2703 | CDF_TRACE_LEVEL_ERROR, |
| 2704 | "%s: failed to copy data to user buffer", |
| 2705 | __func__); |
| 2706 | ret = -EFAULT; |
| 2707 | } |
| 2708 | |
| 2709 | return ret; |
| 2710 | } |
| 2711 | |
| 2712 | static int drv_cmd_set_roam_scan_period(hdd_adapter_t *adapter, |
| 2713 | hdd_context_t *hdd_ctx, |
| 2714 | uint8_t *command, |
| 2715 | uint8_t command_len, |
| 2716 | hdd_priv_data_t *priv_data) |
| 2717 | { |
| 2718 | int ret = 0; |
| 2719 | uint8_t *value = command; |
| 2720 | uint8_t roamScanPeriod = 0; |
| 2721 | uint16_t neighborEmptyScanRefreshPeriod = |
| 2722 | CFG_EMPTY_SCAN_REFRESH_PERIOD_DEFAULT; |
| 2723 | |
| 2724 | /* input refresh period is in terms of seconds */ |
| 2725 | |
| 2726 | /* Move pointer to ahead of SETROAMSCANPERIOD<delimiter> */ |
| 2727 | value = value + command_len + 1; |
| 2728 | |
| 2729 | /* Convert the value from ascii to integer */ |
| 2730 | ret = kstrtou8(value, 10, &roamScanPeriod); |
| 2731 | if (ret < 0) { |
| 2732 | /* |
| 2733 | * If the input value is greater than max value of datatype, |
| 2734 | * then also kstrtou8 fails |
| 2735 | */ |
| 2736 | CDF_TRACE(CDF_MODULE_ID_HDD, |
| 2737 | CDF_TRACE_LEVEL_ERROR, |
| 2738 | "%s: kstrtou8 failed Input value may be out of range[%d - %d]", |
| 2739 | __func__, |
| 2740 | (CFG_EMPTY_SCAN_REFRESH_PERIOD_MIN / 1000), |
| 2741 | (CFG_EMPTY_SCAN_REFRESH_PERIOD_MAX / 1000)); |
| 2742 | ret = -EINVAL; |
| 2743 | goto exit; |
| 2744 | } |
| 2745 | |
| 2746 | if ((roamScanPeriod < (CFG_EMPTY_SCAN_REFRESH_PERIOD_MIN / 1000)) |
| 2747 | || (roamScanPeriod > (CFG_EMPTY_SCAN_REFRESH_PERIOD_MAX / 1000))) { |
| 2748 | CDF_TRACE(CDF_MODULE_ID_HDD, |
| 2749 | CDF_TRACE_LEVEL_ERROR, |
| 2750 | "Roam scan period value %d is out of range (Min: %d Max: %d)", |
| 2751 | roamScanPeriod, |
| 2752 | (CFG_EMPTY_SCAN_REFRESH_PERIOD_MIN / 1000), |
| 2753 | (CFG_EMPTY_SCAN_REFRESH_PERIOD_MAX / 1000)); |
| 2754 | ret = -EINVAL; |
| 2755 | goto exit; |
| 2756 | } |
| 2757 | MTRACE(cdf_trace(CDF_MODULE_ID_HDD, |
| 2758 | TRACE_CODE_HDD_SETROAMSCANPERIOD_IOCTL, |
| 2759 | adapter->sessionId, roamScanPeriod)); |
| 2760 | neighborEmptyScanRefreshPeriod = roamScanPeriod * 1000; |
| 2761 | |
| 2762 | CDF_TRACE(CDF_MODULE_ID_HDD, CDF_TRACE_LEVEL_INFO, |
| 2763 | "%s: Received Command to Set roam scan period (Empty Scan refresh period) = %d", |
| 2764 | __func__, |
| 2765 | roamScanPeriod); |
| 2766 | |
| 2767 | hdd_ctx->config->nEmptyScanRefreshPeriod = |
| 2768 | neighborEmptyScanRefreshPeriod; |
| 2769 | sme_update_empty_scan_refresh_period(hdd_ctx->hHal, |
| 2770 | adapter->sessionId, |
| 2771 | neighborEmptyScanRefreshPeriod); |
| 2772 | |
| 2773 | exit: |
| 2774 | return ret; |
| 2775 | } |
| 2776 | |
| 2777 | static int drv_cmd_get_roam_scan_period(hdd_adapter_t *adapter, |
| 2778 | hdd_context_t *hdd_ctx, |
| 2779 | uint8_t *command, |
| 2780 | uint8_t command_len, |
| 2781 | hdd_priv_data_t *priv_data) |
| 2782 | { |
| 2783 | int ret = 0; |
| 2784 | uint16_t nEmptyScanRefreshPeriod = |
| 2785 | sme_get_empty_scan_refresh_period(hdd_ctx->hHal); |
| 2786 | char extra[32]; |
| 2787 | uint8_t len = 0; |
| 2788 | |
| 2789 | MTRACE(cdf_trace(CDF_MODULE_ID_HDD, |
| 2790 | TRACE_CODE_HDD_GETROAMSCANPERIOD_IOCTL, |
| 2791 | adapter->sessionId, |
| 2792 | nEmptyScanRefreshPeriod)); |
| 2793 | len = scnprintf(extra, sizeof(extra), "%s %d", |
| 2794 | "GETROAMSCANPERIOD", |
| 2795 | (nEmptyScanRefreshPeriod / 1000)); |
| 2796 | /* Returned value is in units of seconds */ |
| 2797 | len = CDF_MIN(priv_data->total_len, len + 1); |
| 2798 | if (copy_to_user(priv_data->buf, &extra, len)) { |
| 2799 | hddLog(LOGE, |
| 2800 | FL("failed to copy data to user buffer")); |
| 2801 | ret = -EFAULT; |
| 2802 | } |
| 2803 | |
| 2804 | return ret; |
| 2805 | } |
| 2806 | |
| 2807 | static int drv_cmd_set_roam_scan_refresh_period(hdd_adapter_t *adapter, |
| 2808 | hdd_context_t *hdd_ctx, |
| 2809 | uint8_t *command, |
| 2810 | uint8_t command_len, |
| 2811 | hdd_priv_data_t *priv_data) |
| 2812 | { |
| 2813 | int ret = 0; |
| 2814 | uint8_t *value = command; |
| 2815 | uint8_t roamScanRefreshPeriod = 0; |
| 2816 | uint16_t neighborScanRefreshPeriod = |
| 2817 | CFG_NEIGHBOR_SCAN_RESULTS_REFRESH_PERIOD_DEFAULT; |
| 2818 | |
| 2819 | /* input refresh period is in terms of seconds */ |
| 2820 | /* Move pointer to ahead of SETROAMSCANREFRESHPERIOD<delimiter> */ |
| 2821 | value = value + command_len + 1; |
| 2822 | |
| 2823 | /* Convert the value from ascii to integer */ |
| 2824 | ret = kstrtou8(value, 10, &roamScanRefreshPeriod); |
| 2825 | if (ret < 0) { |
| 2826 | /* |
| 2827 | * If the input value is greater than max value of datatype, |
| 2828 | * then also kstrtou8 fails |
| 2829 | */ |
| 2830 | CDF_TRACE(CDF_MODULE_ID_HDD, |
| 2831 | CDF_TRACE_LEVEL_ERROR, |
| 2832 | "%s: kstrtou8 failed Input value may be out of range[%d - %d]", |
| 2833 | __func__, |
| 2834 | CFG_NEIGHBOR_SCAN_RESULTS_REFRESH_PERIOD_MIN / 1000, |
| 2835 | CFG_NEIGHBOR_SCAN_RESULTS_REFRESH_PERIOD_MAX / 1000); |
| 2836 | ret = -EINVAL; |
| 2837 | goto exit; |
| 2838 | } |
| 2839 | |
| 2840 | if ((roamScanRefreshPeriod < |
| 2841 | (CFG_NEIGHBOR_SCAN_RESULTS_REFRESH_PERIOD_MIN / 1000)) |
| 2842 | || (roamScanRefreshPeriod > |
| 2843 | (CFG_NEIGHBOR_SCAN_RESULTS_REFRESH_PERIOD_MAX / 1000))) { |
| 2844 | CDF_TRACE(CDF_MODULE_ID_HDD, |
| 2845 | CDF_TRACE_LEVEL_ERROR, |
| 2846 | "Neighbor scan results refresh period value %d is out of range (Min: %d Max: %d)", |
| 2847 | roamScanRefreshPeriod, |
| 2848 | (CFG_NEIGHBOR_SCAN_RESULTS_REFRESH_PERIOD_MIN |
| 2849 | / 1000), |
| 2850 | (CFG_NEIGHBOR_SCAN_RESULTS_REFRESH_PERIOD_MAX |
| 2851 | / 1000)); |
| 2852 | ret = -EINVAL; |
| 2853 | goto exit; |
| 2854 | } |
| 2855 | neighborScanRefreshPeriod = roamScanRefreshPeriod * 1000; |
| 2856 | |
| 2857 | CDF_TRACE(CDF_MODULE_ID_HDD, CDF_TRACE_LEVEL_INFO, |
| 2858 | "%s: Received Command to Set roam scan refresh period (Scan refresh period) = %d", |
| 2859 | __func__, |
| 2860 | roamScanRefreshPeriod); |
| 2861 | |
| 2862 | hdd_ctx->config->nNeighborResultsRefreshPeriod = |
| 2863 | neighborScanRefreshPeriod; |
| 2864 | sme_set_neighbor_scan_refresh_period(hdd_ctx->hHal, |
| 2865 | adapter->sessionId, |
| 2866 | neighborScanRefreshPeriod); |
| 2867 | |
| 2868 | exit: |
| 2869 | return ret; |
| 2870 | } |
| 2871 | |
| 2872 | static int drv_cmd_get_roam_scan_refresh_period(hdd_adapter_t *adapter, |
| 2873 | hdd_context_t *hdd_ctx, |
| 2874 | uint8_t *command, |
| 2875 | uint8_t command_len, |
| 2876 | hdd_priv_data_t *priv_data) |
| 2877 | { |
| 2878 | int ret = 0; |
| 2879 | uint16_t value = |
| 2880 | sme_get_neighbor_scan_refresh_period(hdd_ctx->hHal); |
| 2881 | char extra[32]; |
| 2882 | uint8_t len = 0; |
| 2883 | |
| 2884 | len = scnprintf(extra, sizeof(extra), "%s %d", |
| 2885 | "GETROAMSCANREFRESHPERIOD", |
| 2886 | (value / 1000)); |
| 2887 | /* Returned value is in units of seconds */ |
| 2888 | len = CDF_MIN(priv_data->total_len, len + 1); |
| 2889 | if (copy_to_user(priv_data->buf, &extra, len)) { |
| 2890 | CDF_TRACE(CDF_MODULE_ID_HDD, |
| 2891 | CDF_TRACE_LEVEL_ERROR, |
| 2892 | "%s: failed to copy data to user buffer", |
| 2893 | __func__); |
| 2894 | ret = -EFAULT; |
| 2895 | } |
| 2896 | |
| 2897 | return ret; |
| 2898 | } |
| 2899 | |
| 2900 | static int drv_cmd_set_roam_mode(hdd_adapter_t *adapter, |
| 2901 | hdd_context_t *hdd_ctx, |
| 2902 | uint8_t *command, |
| 2903 | uint8_t command_len, |
| 2904 | hdd_priv_data_t *priv_data) |
| 2905 | { |
| 2906 | int ret = 0; |
| 2907 | uint8_t *value = command; |
| 2908 | uint8_t roamMode = CFG_LFR_FEATURE_ENABLED_DEFAULT; |
| 2909 | |
| 2910 | /* Move pointer to ahead of SETROAMMODE<delimiter> */ |
| 2911 | value = value + SIZE_OF_SETROAMMODE + 1; |
| 2912 | |
| 2913 | /* Convert the value from ascii to integer */ |
| 2914 | ret = kstrtou8(value, SIZE_OF_SETROAMMODE, &roamMode); |
| 2915 | if (ret < 0) { |
| 2916 | /* |
| 2917 | * If the input value is greater than max value of datatype, |
| 2918 | * then also kstrtou8 fails |
| 2919 | */ |
| 2920 | CDF_TRACE(CDF_MODULE_ID_HDD, |
| 2921 | CDF_TRACE_LEVEL_ERROR, |
| 2922 | "%s: kstrtou8 failed range [%d - %d]", |
| 2923 | __func__, CFG_LFR_FEATURE_ENABLED_MIN, |
| 2924 | CFG_LFR_FEATURE_ENABLED_MAX); |
| 2925 | ret = -EINVAL; |
| 2926 | goto exit; |
| 2927 | } |
| 2928 | if ((roamMode < CFG_LFR_FEATURE_ENABLED_MIN) || |
| 2929 | (roamMode > CFG_LFR_FEATURE_ENABLED_MAX)) { |
| 2930 | CDF_TRACE(CDF_MODULE_ID_HDD, |
| 2931 | CDF_TRACE_LEVEL_ERROR, |
| 2932 | "Roam Mode value %d is out of range (Min: %d Max: %d)", |
| 2933 | roamMode, |
| 2934 | CFG_LFR_FEATURE_ENABLED_MIN, |
| 2935 | CFG_LFR_FEATURE_ENABLED_MAX); |
| 2936 | ret = -EINVAL; |
| 2937 | goto exit; |
| 2938 | } |
| 2939 | |
| 2940 | CDF_TRACE(CDF_MODULE_ID_HDD, CDF_TRACE_LEVEL_DEBUG, |
| 2941 | "%s: Received Command to Set Roam Mode = %d", |
| 2942 | __func__, roamMode); |
| 2943 | /* |
| 2944 | * Note that |
| 2945 | * SETROAMMODE 0 is to enable LFR while |
| 2946 | * SETROAMMODE 1 is to disable LFR, but |
| 2947 | * notify_is_fast_roam_ini_feature_enabled 0/1 is to |
| 2948 | * enable/disable. So, we have to invert the value |
| 2949 | * to call sme_update_is_fast_roam_ini_feature_enabled. |
| 2950 | */ |
| 2951 | if (CFG_LFR_FEATURE_ENABLED_MIN == roamMode) |
| 2952 | roamMode = CFG_LFR_FEATURE_ENABLED_MAX; /* Roam enable */ |
| 2953 | else |
| 2954 | roamMode = CFG_LFR_FEATURE_ENABLED_MIN; /* Roam disable */ |
| 2955 | |
| 2956 | hdd_ctx->config->isFastRoamIniFeatureEnabled = roamMode; |
| 2957 | if (roamMode) { |
| 2958 | hdd_ctx->config->isRoamOffloadScanEnabled = roamMode; |
| 2959 | sme_update_roam_scan_offload_enabled( |
| 2960 | (tHalHandle)(hdd_ctx->hHal), |
| 2961 | hdd_ctx->config->isRoamOffloadScanEnabled); |
| 2962 | sme_update_is_fast_roam_ini_feature_enabled( |
| 2963 | hdd_ctx->hHal, |
| 2964 | adapter->sessionId, |
| 2965 | roamMode); |
| 2966 | } else { |
| 2967 | sme_update_is_fast_roam_ini_feature_enabled( |
| 2968 | hdd_ctx->hHal, |
| 2969 | adapter->sessionId, |
| 2970 | roamMode); |
| 2971 | hdd_ctx->config->isRoamOffloadScanEnabled = roamMode; |
| 2972 | sme_update_roam_scan_offload_enabled( |
| 2973 | (tHalHandle)(hdd_ctx->hHal), |
| 2974 | hdd_ctx->config->isRoamOffloadScanEnabled); |
| 2975 | } |
| 2976 | |
| 2977 | |
| 2978 | exit: |
| 2979 | return ret; |
| 2980 | } |
| 2981 | |
| 2982 | static int drv_cmd_get_roam_mode(hdd_adapter_t *adapter, |
| 2983 | hdd_context_t *hdd_ctx, |
| 2984 | uint8_t *command, |
| 2985 | uint8_t command_len, |
| 2986 | hdd_priv_data_t *priv_data) |
| 2987 | { |
| 2988 | int ret = 0; |
| 2989 | bool roamMode = sme_get_is_lfr_feature_enabled(hdd_ctx->hHal); |
| 2990 | char extra[32]; |
| 2991 | uint8_t len = 0; |
| 2992 | |
| 2993 | /* |
| 2994 | * roamMode value shall be inverted because the sementics is different. |
| 2995 | */ |
| 2996 | if (CFG_LFR_FEATURE_ENABLED_MIN == roamMode) |
| 2997 | roamMode = CFG_LFR_FEATURE_ENABLED_MAX; |
| 2998 | else |
| 2999 | roamMode = CFG_LFR_FEATURE_ENABLED_MIN; |
| 3000 | |
| 3001 | len = scnprintf(extra, sizeof(extra), "%s %d", command, roamMode); |
| 3002 | len = CDF_MIN(priv_data->total_len, len + 1); |
| 3003 | if (copy_to_user(priv_data->buf, &extra, len)) { |
| 3004 | CDF_TRACE(CDF_MODULE_ID_HDD, |
| 3005 | CDF_TRACE_LEVEL_ERROR, |
| 3006 | "%s: failed to copy data to user buffer", |
| 3007 | __func__); |
| 3008 | ret = -EFAULT; |
| 3009 | } |
| 3010 | |
| 3011 | return ret; |
| 3012 | } |
| 3013 | |
| 3014 | static int drv_cmd_set_roam_delta(hdd_adapter_t *adapter, |
| 3015 | hdd_context_t *hdd_ctx, |
| 3016 | uint8_t *command, |
| 3017 | uint8_t command_len, |
| 3018 | hdd_priv_data_t *priv_data) |
| 3019 | { |
| 3020 | int ret = 0; |
| 3021 | uint8_t *value = command; |
| 3022 | uint8_t roamRssiDiff = CFG_ROAM_RSSI_DIFF_DEFAULT; |
| 3023 | |
| 3024 | /* Move pointer to ahead of SETROAMDELTA<delimiter> */ |
| 3025 | value = value + command_len + 1; |
| 3026 | |
| 3027 | /* Convert the value from ascii to integer */ |
| 3028 | ret = kstrtou8(value, 10, &roamRssiDiff); |
| 3029 | if (ret < 0) { |
| 3030 | /* |
| 3031 | * If the input value is greater than max value of datatype, |
| 3032 | * then also kstrtou8 fails |
| 3033 | */ |
| 3034 | CDF_TRACE(CDF_MODULE_ID_HDD, |
| 3035 | CDF_TRACE_LEVEL_ERROR, |
| 3036 | "%s: kstrtou8 failed range [%d - %d]", |
| 3037 | __func__, CFG_ROAM_RSSI_DIFF_MIN, |
| 3038 | CFG_ROAM_RSSI_DIFF_MAX); |
| 3039 | ret = -EINVAL; |
| 3040 | goto exit; |
| 3041 | } |
| 3042 | |
| 3043 | if ((roamRssiDiff < CFG_ROAM_RSSI_DIFF_MIN) || |
| 3044 | (roamRssiDiff > CFG_ROAM_RSSI_DIFF_MAX)) { |
| 3045 | CDF_TRACE(CDF_MODULE_ID_HDD, |
| 3046 | CDF_TRACE_LEVEL_ERROR, |
| 3047 | "Roam rssi diff value %d is out of range (Min: %d Max: %d)", |
| 3048 | roamRssiDiff, |
| 3049 | CFG_ROAM_RSSI_DIFF_MIN, |
| 3050 | CFG_ROAM_RSSI_DIFF_MAX); |
| 3051 | ret = -EINVAL; |
| 3052 | goto exit; |
| 3053 | } |
| 3054 | |
| 3055 | CDF_TRACE(CDF_MODULE_ID_HDD, CDF_TRACE_LEVEL_INFO, |
| 3056 | "%s: Received Command to Set roam rssi diff = %d", |
| 3057 | __func__, roamRssiDiff); |
| 3058 | |
| 3059 | hdd_ctx->config->RoamRssiDiff = roamRssiDiff; |
| 3060 | sme_update_roam_rssi_diff(hdd_ctx->hHal, |
| 3061 | adapter->sessionId, |
| 3062 | roamRssiDiff); |
| 3063 | |
| 3064 | exit: |
| 3065 | return ret; |
| 3066 | } |
| 3067 | |
| 3068 | static int drv_cmd_get_roam_delta(hdd_adapter_t *adapter, |
| 3069 | hdd_context_t *hdd_ctx, |
| 3070 | uint8_t *command, |
| 3071 | uint8_t command_len, |
| 3072 | hdd_priv_data_t *priv_data) |
| 3073 | { |
| 3074 | int ret = 0; |
| 3075 | uint8_t roamRssiDiff = |
| 3076 | sme_get_roam_rssi_diff(hdd_ctx->hHal); |
| 3077 | char extra[32]; |
| 3078 | uint8_t len = 0; |
| 3079 | |
| 3080 | MTRACE(cdf_trace(CDF_MODULE_ID_HDD, |
| 3081 | TRACE_CODE_HDD_GETROAMDELTA_IOCTL, |
| 3082 | adapter->sessionId, roamRssiDiff)); |
| 3083 | |
| 3084 | len = scnprintf(extra, sizeof(extra), "%s %d", |
| 3085 | command, roamRssiDiff); |
| 3086 | len = CDF_MIN(priv_data->total_len, len + 1); |
| 3087 | |
| 3088 | if (copy_to_user(priv_data->buf, &extra, len)) { |
| 3089 | CDF_TRACE(CDF_MODULE_ID_HDD, |
| 3090 | CDF_TRACE_LEVEL_ERROR, |
| 3091 | "%s: failed to copy data to user buffer", |
| 3092 | __func__); |
| 3093 | ret = -EFAULT; |
| 3094 | } |
| 3095 | |
| 3096 | return ret; |
| 3097 | } |
| 3098 | |
| 3099 | static int drv_cmd_get_band(hdd_adapter_t *adapter, |
| 3100 | hdd_context_t *hdd_ctx, |
| 3101 | uint8_t *command, |
| 3102 | uint8_t command_len, |
| 3103 | hdd_priv_data_t *priv_data) |
| 3104 | { |
| 3105 | int ret = 0; |
| 3106 | int band = -1; |
| 3107 | char extra[32]; |
| 3108 | uint8_t len = 0; |
| 3109 | |
| 3110 | hdd_get_band_helper(hdd_ctx, &band); |
| 3111 | |
| 3112 | MTRACE(cdf_trace(CDF_MODULE_ID_HDD, |
| 3113 | TRACE_CODE_HDD_GETBAND_IOCTL, |
| 3114 | adapter->sessionId, band)); |
| 3115 | |
| 3116 | len = scnprintf(extra, sizeof(extra), "%s %d", command, band); |
| 3117 | len = CDF_MIN(priv_data->total_len, len + 1); |
| 3118 | |
| 3119 | if (copy_to_user(priv_data->buf, &extra, len)) { |
| 3120 | CDF_TRACE(CDF_MODULE_ID_HDD, |
| 3121 | CDF_TRACE_LEVEL_ERROR, |
| 3122 | "%s: failed to copy data to user buffer", |
| 3123 | __func__); |
| 3124 | ret = -EFAULT; |
| 3125 | } |
| 3126 | |
| 3127 | return ret; |
| 3128 | } |
| 3129 | |
| 3130 | static int drv_cmd_set_roam_scan_channels(hdd_adapter_t *adapter, |
| 3131 | hdd_context_t *hdd_ctx, |
| 3132 | uint8_t *command, |
| 3133 | uint8_t command_len, |
| 3134 | hdd_priv_data_t *priv_data) |
| 3135 | { |
| 3136 | return hdd_parse_set_roam_scan_channels(adapter, command); |
| 3137 | } |
| 3138 | |
| 3139 | static int drv_cmd_get_roam_scan_channels(hdd_adapter_t *adapter, |
| 3140 | hdd_context_t *hdd_ctx, |
| 3141 | uint8_t *command, |
| 3142 | uint8_t command_len, |
| 3143 | hdd_priv_data_t *priv_data) |
| 3144 | { |
| 3145 | int ret = 0; |
| 3146 | uint8_t ChannelList[WNI_CFG_VALID_CHANNEL_LIST_LEN] = { 0 }; |
| 3147 | uint8_t numChannels = 0; |
| 3148 | uint8_t j = 0; |
| 3149 | char extra[128] = { 0 }; |
| 3150 | int len; |
| 3151 | |
| 3152 | if (CDF_STATUS_SUCCESS != |
| 3153 | sme_get_roam_scan_channel_list(hdd_ctx->hHal, |
| 3154 | ChannelList, |
| 3155 | &numChannels, |
| 3156 | adapter->sessionId)) { |
| 3157 | CDF_TRACE(CDF_MODULE_ID_HDD, |
| 3158 | CDF_TRACE_LEVEL_FATAL, |
| 3159 | "%s: failed to get roam scan channel list", |
| 3160 | __func__); |
| 3161 | ret = -EFAULT; |
| 3162 | goto exit; |
| 3163 | } |
| 3164 | |
| 3165 | MTRACE(cdf_trace(CDF_MODULE_ID_HDD, |
| 3166 | TRACE_CODE_HDD_GETROAMSCANCHANNELS_IOCTL, |
| 3167 | adapter->sessionId, numChannels)); |
| 3168 | /* |
| 3169 | * output channel list is of the format |
| 3170 | * [Number of roam scan channels][Channel1][Channel2]... |
| 3171 | * copy the number of channels in the 0th index |
| 3172 | */ |
| 3173 | len = scnprintf(extra, sizeof(extra), "%s %d", command, |
| 3174 | numChannels); |
| 3175 | for (j = 0; (j < numChannels); j++) |
| 3176 | len += scnprintf(extra + len, sizeof(extra) - len, |
| 3177 | " %d", ChannelList[j]); |
| 3178 | |
| 3179 | len = CDF_MIN(priv_data->total_len, len + 1); |
| 3180 | if (copy_to_user(priv_data->buf, &extra, len)) { |
| 3181 | CDF_TRACE(CDF_MODULE_ID_HDD, |
| 3182 | CDF_TRACE_LEVEL_ERROR, |
| 3183 | "%s: failed to copy data to user buffer", |
| 3184 | __func__); |
| 3185 | ret = -EFAULT; |
| 3186 | goto exit; |
| 3187 | } |
| 3188 | |
| 3189 | exit: |
| 3190 | return ret; |
| 3191 | } |
| 3192 | |
| 3193 | static int drv_cmd_get_ccx_mode(hdd_adapter_t *adapter, |
| 3194 | hdd_context_t *hdd_ctx, |
| 3195 | uint8_t *command, |
| 3196 | uint8_t command_len, |
| 3197 | hdd_priv_data_t *priv_data) |
| 3198 | { |
| 3199 | int ret = 0; |
| 3200 | bool eseMode = sme_get_is_ese_feature_enabled(hdd_ctx->hHal); |
| 3201 | char extra[32]; |
| 3202 | uint8_t len = 0; |
| 3203 | |
| 3204 | /* |
| 3205 | * Check if the features OKC/ESE/11R are supported simultaneously, |
| 3206 | * then this operation is not permitted (return FAILURE) |
| 3207 | */ |
| 3208 | if (eseMode && |
| 3209 | hdd_is_okc_mode_enabled(hdd_ctx) && |
| 3210 | sme_get_is_ft_feature_enabled(hdd_ctx->hHal)) { |
| 3211 | CDF_TRACE(CDF_MODULE_ID_HDD, |
| 3212 | CDF_TRACE_LEVEL_WARN, |
| 3213 | "%s: OKC/ESE/11R are supported simultaneously hence this operation is not permitted!", |
| 3214 | __func__); |
| 3215 | ret = -EPERM; |
| 3216 | goto exit; |
| 3217 | } |
| 3218 | |
| 3219 | len = scnprintf(extra, sizeof(extra), "%s %d", |
| 3220 | "GETCCXMODE", eseMode); |
| 3221 | len = CDF_MIN(priv_data->total_len, len + 1); |
| 3222 | if (copy_to_user(priv_data->buf, &extra, len)) { |
| 3223 | CDF_TRACE(CDF_MODULE_ID_HDD, |
| 3224 | CDF_TRACE_LEVEL_ERROR, |
| 3225 | "%s: failed to copy data to user buffer", |
| 3226 | __func__); |
| 3227 | ret = -EFAULT; |
| 3228 | goto exit; |
| 3229 | } |
| 3230 | |
| 3231 | exit: |
| 3232 | return ret; |
| 3233 | } |
| 3234 | |
| 3235 | static int drv_cmd_get_okc_mode(hdd_adapter_t *adapter, |
| 3236 | hdd_context_t *hdd_ctx, |
| 3237 | uint8_t *command, |
| 3238 | uint8_t command_len, |
| 3239 | hdd_priv_data_t *priv_data) |
| 3240 | { |
| 3241 | int ret = 0; |
| 3242 | bool okcMode = hdd_is_okc_mode_enabled(hdd_ctx); |
| 3243 | char extra[32]; |
| 3244 | uint8_t len = 0; |
| 3245 | |
| 3246 | /* |
| 3247 | * Check if the features OKC/ESE/11R are supported simultaneously, |
| 3248 | * then this operation is not permitted (return FAILURE) |
| 3249 | */ |
| 3250 | if (okcMode && |
| 3251 | sme_get_is_ese_feature_enabled(hdd_ctx->hHal) && |
| 3252 | sme_get_is_ft_feature_enabled(hdd_ctx->hHal)) { |
| 3253 | CDF_TRACE(CDF_MODULE_ID_HDD, |
| 3254 | CDF_TRACE_LEVEL_WARN, |
| 3255 | "%s: OKC/ESE/11R are supported simultaneously hence this operation is not permitted!", |
| 3256 | __func__); |
| 3257 | ret = -EPERM; |
| 3258 | goto exit; |
| 3259 | } |
| 3260 | |
| 3261 | len = scnprintf(extra, sizeof(extra), "%s %d", |
| 3262 | "GETOKCMODE", okcMode); |
| 3263 | len = CDF_MIN(priv_data->total_len, len + 1); |
| 3264 | |
| 3265 | if (copy_to_user(priv_data->buf, &extra, len)) { |
| 3266 | CDF_TRACE(CDF_MODULE_ID_HDD, |
| 3267 | CDF_TRACE_LEVEL_ERROR, |
| 3268 | "%s: failed to copy data to user buffer", |
| 3269 | __func__); |
| 3270 | ret = -EFAULT; |
| 3271 | goto exit; |
| 3272 | } |
| 3273 | |
| 3274 | exit: |
| 3275 | return ret; |
| 3276 | } |
| 3277 | |
| 3278 | static int drv_cmd_get_fast_roam(hdd_adapter_t *adapter, |
| 3279 | hdd_context_t *hdd_ctx, |
| 3280 | uint8_t *command, |
| 3281 | uint8_t command_len, |
| 3282 | hdd_priv_data_t *priv_data) |
| 3283 | { |
| 3284 | int ret = 0; |
| 3285 | bool lfrMode = sme_get_is_lfr_feature_enabled(hdd_ctx->hHal); |
| 3286 | char extra[32]; |
| 3287 | uint8_t len = 0; |
| 3288 | |
| 3289 | len = scnprintf(extra, sizeof(extra), "%s %d", |
| 3290 | "GETFASTROAM", lfrMode); |
| 3291 | len = CDF_MIN(priv_data->total_len, len + 1); |
| 3292 | |
| 3293 | if (copy_to_user(priv_data->buf, &extra, len)) { |
| 3294 | CDF_TRACE(CDF_MODULE_ID_HDD, |
| 3295 | CDF_TRACE_LEVEL_ERROR, |
| 3296 | "%s: failed to copy data to user buffer", |
| 3297 | __func__); |
| 3298 | ret = -EFAULT; |
| 3299 | } |
| 3300 | |
| 3301 | return ret; |
| 3302 | } |
| 3303 | |
| 3304 | static int drv_cmd_get_fast_transition(hdd_adapter_t *adapter, |
| 3305 | hdd_context_t *hdd_ctx, |
| 3306 | uint8_t *command, |
| 3307 | uint8_t command_len, |
| 3308 | hdd_priv_data_t *priv_data) |
| 3309 | { |
| 3310 | int ret = 0; |
| 3311 | bool ft = sme_get_is_ft_feature_enabled(hdd_ctx->hHal); |
| 3312 | char extra[32]; |
| 3313 | uint8_t len = 0; |
| 3314 | |
| 3315 | len = scnprintf(extra, sizeof(extra), "%s %d", |
| 3316 | "GETFASTTRANSITION", ft); |
| 3317 | len = CDF_MIN(priv_data->total_len, len + 1); |
| 3318 | |
| 3319 | if (copy_to_user(priv_data->buf, &extra, len)) { |
| 3320 | CDF_TRACE(CDF_MODULE_ID_HDD, |
| 3321 | CDF_TRACE_LEVEL_ERROR, |
| 3322 | "%s: failed to copy data to user buffer", |
| 3323 | __func__); |
| 3324 | ret = -EFAULT; |
| 3325 | } |
| 3326 | |
| 3327 | return ret; |
| 3328 | } |
| 3329 | |
| 3330 | static int drv_cmd_set_roam_scan_channel_min_time(hdd_adapter_t *adapter, |
| 3331 | hdd_context_t *hdd_ctx, |
| 3332 | uint8_t *command, |
| 3333 | uint8_t command_len, |
| 3334 | hdd_priv_data_t *priv_data) |
| 3335 | { |
| 3336 | int ret = 0; |
| 3337 | uint8_t *value = command; |
| 3338 | uint8_t minTime = CFG_NEIGHBOR_SCAN_MIN_CHAN_TIME_DEFAULT; |
| 3339 | |
| 3340 | /* Move pointer to ahead of SETROAMSCANCHANNELMINTIME<delimiter> */ |
| 3341 | value = value + command_len + 1; |
| 3342 | |
| 3343 | /* Convert the value from ascii to integer */ |
| 3344 | ret = kstrtou8(value, 10, &minTime); |
| 3345 | if (ret < 0) { |
| 3346 | /* |
| 3347 | * If the input value is greater than max value of datatype, |
| 3348 | * then also kstrtou8 fails |
| 3349 | */ |
| 3350 | CDF_TRACE(CDF_MODULE_ID_HDD, |
| 3351 | CDF_TRACE_LEVEL_ERROR, |
| 3352 | "%s: kstrtou8 failed range [%d - %d]", |
| 3353 | __func__, |
| 3354 | CFG_NEIGHBOR_SCAN_MIN_CHAN_TIME_MIN, |
| 3355 | CFG_NEIGHBOR_SCAN_MIN_CHAN_TIME_MAX); |
| 3356 | ret = -EINVAL; |
| 3357 | goto exit; |
| 3358 | } |
| 3359 | |
| 3360 | if ((minTime < CFG_NEIGHBOR_SCAN_MIN_CHAN_TIME_MIN) || |
| 3361 | (minTime > CFG_NEIGHBOR_SCAN_MIN_CHAN_TIME_MAX)) { |
| 3362 | CDF_TRACE(CDF_MODULE_ID_HDD, |
| 3363 | CDF_TRACE_LEVEL_ERROR, |
| 3364 | "scan min channel time value %d is out of range (Min: %d Max: %d)", |
| 3365 | minTime, |
| 3366 | CFG_NEIGHBOR_SCAN_MIN_CHAN_TIME_MIN, |
| 3367 | CFG_NEIGHBOR_SCAN_MIN_CHAN_TIME_MAX); |
| 3368 | ret = -EINVAL; |
| 3369 | goto exit; |
| 3370 | } |
| 3371 | |
| 3372 | MTRACE(cdf_trace(CDF_MODULE_ID_HDD, |
| 3373 | TRACE_CODE_HDD_SETROAMSCANCHANNELMINTIME_IOCTL, |
| 3374 | adapter->sessionId, minTime)); |
| 3375 | CDF_TRACE(CDF_MODULE_ID_HDD, CDF_TRACE_LEVEL_INFO, |
| 3376 | "%s: Received Command to change channel min time = %d", |
| 3377 | __func__, minTime); |
| 3378 | |
| 3379 | hdd_ctx->config->nNeighborScanMinChanTime = minTime; |
| 3380 | sme_set_neighbor_scan_min_chan_time(hdd_ctx->hHal, |
| 3381 | minTime, |
| 3382 | adapter->sessionId); |
| 3383 | |
| 3384 | exit: |
| 3385 | return ret; |
| 3386 | } |
| 3387 | |
| 3388 | static int drv_cmd_send_action_frame(hdd_adapter_t *adapter, |
| 3389 | hdd_context_t *hdd_ctx, |
| 3390 | uint8_t *command, |
| 3391 | uint8_t command_len, |
| 3392 | hdd_priv_data_t *priv_data) |
| 3393 | { |
| 3394 | return hdd_parse_sendactionframe(adapter, command); |
| 3395 | } |
| 3396 | |
| 3397 | static int drv_cmd_get_roam_scan_channel_min_time(hdd_adapter_t *adapter, |
| 3398 | hdd_context_t *hdd_ctx, |
| 3399 | uint8_t *command, |
| 3400 | uint8_t command_len, |
| 3401 | hdd_priv_data_t *priv_data) |
| 3402 | { |
| 3403 | int ret = 0; |
| 3404 | uint16_t val = sme_get_neighbor_scan_min_chan_time(hdd_ctx->hHal, |
| 3405 | adapter->sessionId); |
| 3406 | char extra[32]; |
| 3407 | uint8_t len = 0; |
| 3408 | |
| 3409 | /* value is interms of msec */ |
| 3410 | len = scnprintf(extra, sizeof(extra), "%s %d", |
| 3411 | "GETROAMSCANCHANNELMINTIME", val); |
| 3412 | len = CDF_MIN(priv_data->total_len, len + 1); |
| 3413 | |
| 3414 | MTRACE(cdf_trace(CDF_MODULE_ID_HDD, |
| 3415 | TRACE_CODE_HDD_GETROAMSCANCHANNELMINTIME_IOCTL, |
| 3416 | adapter->sessionId, val)); |
| 3417 | |
| 3418 | if (copy_to_user(priv_data->buf, &extra, len)) { |
| 3419 | CDF_TRACE(CDF_MODULE_ID_HDD, |
| 3420 | CDF_TRACE_LEVEL_ERROR, |
| 3421 | "%s: failed to copy data to user buffer", |
| 3422 | __func__); |
| 3423 | ret = -EFAULT; |
| 3424 | } |
| 3425 | |
| 3426 | return ret; |
| 3427 | } |
| 3428 | |
| 3429 | static int drv_cmd_set_scan_channel_time(hdd_adapter_t *adapter, |
| 3430 | hdd_context_t *hdd_ctx, |
| 3431 | uint8_t *command, |
| 3432 | uint8_t command_len, |
| 3433 | hdd_priv_data_t *priv_data) |
| 3434 | { |
| 3435 | int ret = 0; |
| 3436 | uint8_t *value = command; |
| 3437 | uint16_t maxTime = CFG_NEIGHBOR_SCAN_MAX_CHAN_TIME_DEFAULT; |
| 3438 | |
| 3439 | /* Move pointer to ahead of SETSCANCHANNELTIME<delimiter> */ |
| 3440 | value = value + command_len + 1; |
| 3441 | |
| 3442 | /* Convert the value from ascii to integer */ |
| 3443 | ret = kstrtou16(value, 10, &maxTime); |
| 3444 | if (ret < 0) { |
| 3445 | /* |
| 3446 | * If the input value is greater than max value of datatype, |
| 3447 | * then also kstrtou8 fails |
| 3448 | */ |
| 3449 | CDF_TRACE(CDF_MODULE_ID_HDD, |
| 3450 | CDF_TRACE_LEVEL_ERROR, |
| 3451 | "%s: kstrtou16 failed range [%d - %d]", |
| 3452 | __func__, |
| 3453 | CFG_NEIGHBOR_SCAN_MAX_CHAN_TIME_MIN, |
| 3454 | CFG_NEIGHBOR_SCAN_MAX_CHAN_TIME_MAX); |
| 3455 | ret = -EINVAL; |
| 3456 | goto exit; |
| 3457 | } |
| 3458 | |
| 3459 | if ((maxTime < CFG_NEIGHBOR_SCAN_MAX_CHAN_TIME_MIN) || |
| 3460 | (maxTime > CFG_NEIGHBOR_SCAN_MAX_CHAN_TIME_MAX)) { |
| 3461 | CDF_TRACE(CDF_MODULE_ID_HDD, |
| 3462 | CDF_TRACE_LEVEL_ERROR, |
| 3463 | "lfr mode value %d is out of range (Min: %d Max: %d)", |
| 3464 | maxTime, |
| 3465 | CFG_NEIGHBOR_SCAN_MAX_CHAN_TIME_MIN, |
| 3466 | CFG_NEIGHBOR_SCAN_MAX_CHAN_TIME_MAX); |
| 3467 | ret = -EINVAL; |
| 3468 | goto exit; |
| 3469 | } |
| 3470 | |
| 3471 | CDF_TRACE(CDF_MODULE_ID_HDD, CDF_TRACE_LEVEL_INFO, |
| 3472 | "%s: Received Command to change channel max time = %d", |
| 3473 | __func__, maxTime); |
| 3474 | |
| 3475 | hdd_ctx->config->nNeighborScanMaxChanTime = maxTime; |
| 3476 | sme_set_neighbor_scan_max_chan_time(hdd_ctx->hHal, |
| 3477 | adapter->sessionId, |
| 3478 | maxTime); |
| 3479 | |
| 3480 | exit: |
| 3481 | return ret; |
| 3482 | } |
| 3483 | |
| 3484 | static int drv_cmd_get_scan_channel_time(hdd_adapter_t *adapter, |
| 3485 | hdd_context_t *hdd_ctx, |
| 3486 | uint8_t *command, |
| 3487 | uint8_t command_len, |
| 3488 | hdd_priv_data_t *priv_data) |
| 3489 | { |
| 3490 | int ret = 0; |
| 3491 | uint16_t val = sme_get_neighbor_scan_max_chan_time(hdd_ctx->hHal, |
| 3492 | adapter->sessionId); |
| 3493 | char extra[32]; |
| 3494 | uint8_t len = 0; |
| 3495 | |
| 3496 | /* value is interms of msec */ |
| 3497 | len = scnprintf(extra, sizeof(extra), "%s %d", |
| 3498 | "GETSCANCHANNELTIME", val); |
| 3499 | len = CDF_MIN(priv_data->total_len, len + 1); |
| 3500 | |
| 3501 | if (copy_to_user(priv_data->buf, &extra, len)) { |
| 3502 | CDF_TRACE(CDF_MODULE_ID_HDD, |
| 3503 | CDF_TRACE_LEVEL_ERROR, |
| 3504 | "%s: failed to copy data to user buffer", |
| 3505 | __func__); |
| 3506 | ret = -EFAULT; |
| 3507 | } |
| 3508 | |
| 3509 | return ret; |
| 3510 | } |
| 3511 | |
| 3512 | static int drv_cmd_set_scan_home_time(hdd_adapter_t *adapter, |
| 3513 | hdd_context_t *hdd_ctx, |
| 3514 | uint8_t *command, |
| 3515 | uint8_t command_len, |
| 3516 | hdd_priv_data_t *priv_data) |
| 3517 | { |
| 3518 | int ret = 0; |
| 3519 | uint8_t *value = command; |
| 3520 | uint16_t val = CFG_NEIGHBOR_SCAN_TIMER_PERIOD_DEFAULT; |
| 3521 | |
| 3522 | /* Move pointer to ahead of SETSCANHOMETIME<delimiter> */ |
| 3523 | value = value + command_len + 1; |
| 3524 | |
| 3525 | /* Convert the value from ascii to integer */ |
| 3526 | ret = kstrtou16(value, 10, &val); |
| 3527 | if (ret < 0) { |
| 3528 | /* |
| 3529 | * If the input value is greater than max value of datatype, |
| 3530 | * then also kstrtou8 fails |
| 3531 | */ |
| 3532 | CDF_TRACE(CDF_MODULE_ID_HDD, |
| 3533 | CDF_TRACE_LEVEL_ERROR, |
| 3534 | "%s: kstrtou16 failed range [%d - %d]", |
| 3535 | __func__, |
| 3536 | CFG_NEIGHBOR_SCAN_TIMER_PERIOD_MIN, |
| 3537 | CFG_NEIGHBOR_SCAN_TIMER_PERIOD_MAX); |
| 3538 | ret = -EINVAL; |
| 3539 | goto exit; |
| 3540 | } |
| 3541 | |
| 3542 | if ((val < CFG_NEIGHBOR_SCAN_TIMER_PERIOD_MIN) || |
| 3543 | (val > CFG_NEIGHBOR_SCAN_TIMER_PERIOD_MAX)) { |
| 3544 | CDF_TRACE(CDF_MODULE_ID_HDD, |
| 3545 | CDF_TRACE_LEVEL_ERROR, |
| 3546 | "scan home time value %d is out of range (Min: %d Max: %d)", |
| 3547 | val, |
| 3548 | CFG_NEIGHBOR_SCAN_TIMER_PERIOD_MIN, |
| 3549 | CFG_NEIGHBOR_SCAN_TIMER_PERIOD_MAX); |
| 3550 | ret = -EINVAL; |
| 3551 | goto exit; |
| 3552 | } |
| 3553 | |
| 3554 | CDF_TRACE(CDF_MODULE_ID_HDD, CDF_TRACE_LEVEL_INFO, |
| 3555 | "%s: Received Command to change scan home time = %d", |
| 3556 | __func__, val); |
| 3557 | |
| 3558 | hdd_ctx->config->nNeighborScanPeriod = val; |
| 3559 | sme_set_neighbor_scan_period(hdd_ctx->hHal, |
| 3560 | adapter->sessionId, val); |
| 3561 | |
| 3562 | exit: |
| 3563 | return ret; |
| 3564 | } |
| 3565 | |
| 3566 | static int drv_cmd_get_scan_home_time(hdd_adapter_t *adapter, |
| 3567 | hdd_context_t *hdd_ctx, |
| 3568 | uint8_t *command, |
| 3569 | uint8_t command_len, |
| 3570 | hdd_priv_data_t *priv_data) |
| 3571 | { |
| 3572 | int ret = 0; |
| 3573 | uint16_t val = sme_get_neighbor_scan_period(hdd_ctx->hHal, |
| 3574 | adapter-> |
| 3575 | sessionId); |
| 3576 | char extra[32]; |
| 3577 | uint8_t len = 0; |
| 3578 | |
| 3579 | /* value is interms of msec */ |
| 3580 | len = scnprintf(extra, sizeof(extra), "%s %d", |
| 3581 | "GETSCANHOMETIME", val); |
| 3582 | len = CDF_MIN(priv_data->total_len, len + 1); |
| 3583 | |
| 3584 | if (copy_to_user(priv_data->buf, &extra, len)) { |
| 3585 | CDF_TRACE(CDF_MODULE_ID_HDD, |
| 3586 | CDF_TRACE_LEVEL_ERROR, |
| 3587 | "%s: failed to copy data to user buffer", |
| 3588 | __func__); |
| 3589 | ret = -EFAULT; |
| 3590 | } |
| 3591 | |
| 3592 | return ret; |
| 3593 | } |
| 3594 | |
| 3595 | static int drv_cmd_set_roam_intra_band(hdd_adapter_t *adapter, |
| 3596 | hdd_context_t *hdd_ctx, |
| 3597 | uint8_t *command, |
| 3598 | uint8_t command_len, |
| 3599 | hdd_priv_data_t *priv_data) |
| 3600 | { |
| 3601 | int ret = 0; |
| 3602 | uint8_t *value = command; |
| 3603 | uint8_t val = CFG_ROAM_INTRA_BAND_DEFAULT; |
| 3604 | |
| 3605 | /* Move pointer to ahead of SETROAMINTRABAND<delimiter> */ |
| 3606 | value = value + command_len + 1; |
| 3607 | |
| 3608 | /* Convert the value from ascii to integer */ |
| 3609 | ret = kstrtou8(value, 10, &val); |
| 3610 | if (ret < 0) { |
| 3611 | /* |
| 3612 | * If the input value is greater than max value of datatype, |
| 3613 | * then also kstrtou8 fails |
| 3614 | */ |
| 3615 | CDF_TRACE(CDF_MODULE_ID_HDD, |
| 3616 | CDF_TRACE_LEVEL_ERROR, |
| 3617 | "%s: kstrtou8 failed range [%d - %d]", |
| 3618 | __func__, CFG_ROAM_INTRA_BAND_MIN, |
| 3619 | CFG_ROAM_INTRA_BAND_MAX); |
| 3620 | ret = -EINVAL; |
| 3621 | goto exit; |
| 3622 | } |
| 3623 | |
| 3624 | if ((val < CFG_ROAM_INTRA_BAND_MIN) || |
| 3625 | (val > CFG_ROAM_INTRA_BAND_MAX)) { |
| 3626 | CDF_TRACE(CDF_MODULE_ID_HDD, |
| 3627 | CDF_TRACE_LEVEL_ERROR, |
| 3628 | "intra band mode value %d is out of range (Min: %d Max: %d)", |
| 3629 | val, |
| 3630 | CFG_ROAM_INTRA_BAND_MIN, |
| 3631 | CFG_ROAM_INTRA_BAND_MAX); |
| 3632 | ret = -EINVAL; |
| 3633 | goto exit; |
| 3634 | } |
| 3635 | CDF_TRACE(CDF_MODULE_ID_HDD, CDF_TRACE_LEVEL_INFO, |
| 3636 | "%s: Received Command to change intra band = %d", |
| 3637 | __func__, val); |
| 3638 | |
| 3639 | hdd_ctx->config->nRoamIntraBand = val; |
| 3640 | sme_set_roam_intra_band(hdd_ctx->hHal, val); |
| 3641 | |
| 3642 | exit: |
| 3643 | return ret; |
| 3644 | } |
| 3645 | |
| 3646 | static int drv_cmd_get_roam_intra_band(hdd_adapter_t *adapter, |
| 3647 | hdd_context_t *hdd_ctx, |
| 3648 | uint8_t *command, |
| 3649 | uint8_t command_len, |
| 3650 | hdd_priv_data_t *priv_data) |
| 3651 | { |
| 3652 | int ret = 0; |
| 3653 | uint16_t val = sme_get_roam_intra_band(hdd_ctx->hHal); |
| 3654 | char extra[32]; |
| 3655 | uint8_t len = 0; |
| 3656 | |
| 3657 | /* value is interms of msec */ |
| 3658 | len = scnprintf(extra, sizeof(extra), "%s %d", |
| 3659 | "GETROAMINTRABAND", val); |
| 3660 | len = CDF_MIN(priv_data->total_len, len + 1); |
| 3661 | if (copy_to_user(priv_data->buf, &extra, len)) { |
| 3662 | CDF_TRACE(CDF_MODULE_ID_HDD, |
| 3663 | CDF_TRACE_LEVEL_ERROR, |
| 3664 | "%s: failed to copy data to user buffer", |
| 3665 | __func__); |
| 3666 | ret = -EFAULT; |
| 3667 | } |
| 3668 | |
| 3669 | return ret; |
| 3670 | } |
| 3671 | |
| 3672 | static int drv_cmd_set_scan_n_probes(hdd_adapter_t *adapter, |
| 3673 | hdd_context_t *hdd_ctx, |
| 3674 | uint8_t *command, |
| 3675 | uint8_t command_len, |
| 3676 | hdd_priv_data_t *priv_data) |
| 3677 | { |
| 3678 | int ret = 0; |
| 3679 | uint8_t *value = command; |
| 3680 | uint8_t nProbes = CFG_ROAM_SCAN_N_PROBES_DEFAULT; |
| 3681 | |
| 3682 | /* Move pointer to ahead of SETSCANNPROBES<delimiter> */ |
| 3683 | value = value + command_len + 1; |
| 3684 | |
| 3685 | /* Convert the value from ascii to integer */ |
| 3686 | ret = kstrtou8(value, 10, &nProbes); |
| 3687 | if (ret < 0) { |
| 3688 | /* |
| 3689 | * If the input value is greater than max value of datatype, |
| 3690 | * then also kstrtou8 fails |
| 3691 | */ |
| 3692 | CDF_TRACE(CDF_MODULE_ID_HDD, |
| 3693 | CDF_TRACE_LEVEL_ERROR, |
| 3694 | "%s: kstrtou8 failed range [%d - %d]", |
| 3695 | __func__, CFG_ROAM_SCAN_N_PROBES_MIN, |
| 3696 | CFG_ROAM_SCAN_N_PROBES_MAX); |
| 3697 | ret = -EINVAL; |
| 3698 | goto exit; |
| 3699 | } |
| 3700 | |
| 3701 | if ((nProbes < CFG_ROAM_SCAN_N_PROBES_MIN) || |
| 3702 | (nProbes > CFG_ROAM_SCAN_N_PROBES_MAX)) { |
| 3703 | CDF_TRACE(CDF_MODULE_ID_HDD, |
| 3704 | CDF_TRACE_LEVEL_ERROR, |
| 3705 | "NProbes value %d is out of range (Min: %d Max: %d)", |
| 3706 | nProbes, |
| 3707 | CFG_ROAM_SCAN_N_PROBES_MIN, |
| 3708 | CFG_ROAM_SCAN_N_PROBES_MAX); |
| 3709 | ret = -EINVAL; |
| 3710 | goto exit; |
| 3711 | } |
| 3712 | |
| 3713 | CDF_TRACE(CDF_MODULE_ID_HDD, CDF_TRACE_LEVEL_INFO, |
| 3714 | "%s: Received Command to Set nProbes = %d", |
| 3715 | __func__, nProbes); |
| 3716 | |
| 3717 | hdd_ctx->config->nProbes = nProbes; |
| 3718 | sme_update_roam_scan_n_probes(hdd_ctx->hHal, |
| 3719 | adapter->sessionId, nProbes); |
| 3720 | |
| 3721 | exit: |
| 3722 | return ret; |
| 3723 | } |
| 3724 | |
| 3725 | static int drv_cmd_get_scan_n_probes(hdd_adapter_t *adapter, |
| 3726 | hdd_context_t *hdd_ctx, |
| 3727 | uint8_t *command, |
| 3728 | uint8_t command_len, |
| 3729 | hdd_priv_data_t *priv_data) |
| 3730 | { |
| 3731 | int ret = 0; |
| 3732 | uint8_t val = sme_get_roam_scan_n_probes(hdd_ctx->hHal); |
| 3733 | char extra[32]; |
| 3734 | uint8_t len = 0; |
| 3735 | |
| 3736 | len = scnprintf(extra, sizeof(extra), "%s %d", command, val); |
| 3737 | len = CDF_MIN(priv_data->total_len, len + 1); |
| 3738 | if (copy_to_user(priv_data->buf, &extra, len)) { |
| 3739 | CDF_TRACE(CDF_MODULE_ID_HDD, |
| 3740 | CDF_TRACE_LEVEL_ERROR, |
| 3741 | "%s: failed to copy data to user buffer", |
| 3742 | __func__); |
| 3743 | ret = -EFAULT; |
| 3744 | } |
| 3745 | |
| 3746 | return ret; |
| 3747 | } |
| 3748 | |
| 3749 | static int drv_cmd_set_scan_home_away_time(hdd_adapter_t *adapter, |
| 3750 | hdd_context_t *hdd_ctx, |
| 3751 | uint8_t *command, |
| 3752 | uint8_t command_len, |
| 3753 | hdd_priv_data_t *priv_data) |
| 3754 | { |
| 3755 | int ret = 0; |
| 3756 | uint8_t *value = command; |
| 3757 | uint16_t homeAwayTime = CFG_ROAM_SCAN_HOME_AWAY_TIME_DEFAULT; |
| 3758 | |
| 3759 | /* input value is in units of msec */ |
| 3760 | |
| 3761 | /* Move pointer to ahead of SETSCANHOMEAWAYTIME<delimiter> */ |
| 3762 | value = value + command_len + 1; |
| 3763 | |
| 3764 | /* Convert the value from ascii to integer */ |
| 3765 | ret = kstrtou16(value, 10, &homeAwayTime); |
| 3766 | if (ret < 0) { |
| 3767 | /* |
| 3768 | * If the input value is greater than max value of datatype, |
| 3769 | * then also kstrtou8 fails |
| 3770 | */ |
| 3771 | CDF_TRACE(CDF_MODULE_ID_HDD, |
| 3772 | CDF_TRACE_LEVEL_ERROR, |
| 3773 | "%s: kstrtou8 failed range [%d - %d]", |
| 3774 | __func__, |
| 3775 | CFG_ROAM_SCAN_HOME_AWAY_TIME_MIN, |
| 3776 | CFG_ROAM_SCAN_HOME_AWAY_TIME_MAX); |
| 3777 | ret = -EINVAL; |
| 3778 | goto exit; |
| 3779 | } |
| 3780 | |
| 3781 | if ((homeAwayTime < CFG_ROAM_SCAN_HOME_AWAY_TIME_MIN) || |
| 3782 | (homeAwayTime > CFG_ROAM_SCAN_HOME_AWAY_TIME_MAX)) { |
| 3783 | CDF_TRACE(CDF_MODULE_ID_HDD, |
| 3784 | CDF_TRACE_LEVEL_ERROR, |
| 3785 | "homeAwayTime value %d is out of range (Min: %d Max: %d)", |
| 3786 | homeAwayTime, |
| 3787 | CFG_ROAM_SCAN_HOME_AWAY_TIME_MIN, |
| 3788 | CFG_ROAM_SCAN_HOME_AWAY_TIME_MAX); |
| 3789 | ret = -EINVAL; |
| 3790 | goto exit; |
| 3791 | } |
| 3792 | |
| 3793 | CDF_TRACE(CDF_MODULE_ID_HDD, CDF_TRACE_LEVEL_INFO, |
| 3794 | "%s: Received Command to Set scan away time = %d", |
| 3795 | __func__, homeAwayTime); |
| 3796 | |
| 3797 | if (hdd_ctx->config->nRoamScanHomeAwayTime != |
| 3798 | homeAwayTime) { |
| 3799 | hdd_ctx->config->nRoamScanHomeAwayTime = homeAwayTime; |
| 3800 | sme_update_roam_scan_home_away_time(hdd_ctx->hHal, |
| 3801 | adapter->sessionId, |
| 3802 | homeAwayTime, |
| 3803 | true); |
| 3804 | } |
| 3805 | |
| 3806 | exit: |
| 3807 | return ret; |
| 3808 | } |
| 3809 | |
| 3810 | static int drv_cmd_get_scan_home_away_time(hdd_adapter_t *adapter, |
| 3811 | hdd_context_t *hdd_ctx, |
| 3812 | uint8_t *command, |
| 3813 | uint8_t command_len, |
| 3814 | hdd_priv_data_t *priv_data) |
| 3815 | { |
| 3816 | int ret = 0; |
| 3817 | uint16_t val = sme_get_roam_scan_home_away_time(hdd_ctx->hHal); |
| 3818 | char extra[32]; |
| 3819 | uint8_t len = 0; |
| 3820 | |
| 3821 | len = scnprintf(extra, sizeof(extra), "%s %d", command, val); |
| 3822 | len = CDF_MIN(priv_data->total_len, len + 1); |
| 3823 | |
| 3824 | if (copy_to_user(priv_data->buf, &extra, len)) { |
| 3825 | CDF_TRACE(CDF_MODULE_ID_HDD, |
| 3826 | CDF_TRACE_LEVEL_ERROR, |
| 3827 | "%s: failed to copy data to user buffer", |
| 3828 | __func__); |
| 3829 | ret = -EFAULT; |
| 3830 | } |
| 3831 | |
| 3832 | return ret; |
| 3833 | } |
| 3834 | |
| 3835 | static int drv_cmd_reassoc(hdd_adapter_t *adapter, |
| 3836 | hdd_context_t *hdd_ctx, |
| 3837 | uint8_t *command, |
| 3838 | uint8_t command_len, |
| 3839 | hdd_priv_data_t *priv_data) |
| 3840 | { |
| 3841 | return hdd_parse_reassoc(adapter, command); |
| 3842 | } |
| 3843 | |
| 3844 | static int drv_cmd_set_wes_mode(hdd_adapter_t *adapter, |
| 3845 | hdd_context_t *hdd_ctx, |
| 3846 | uint8_t *command, |
| 3847 | uint8_t command_len, |
| 3848 | hdd_priv_data_t *priv_data) |
| 3849 | { |
| 3850 | int ret = 0; |
| 3851 | uint8_t *value = command; |
| 3852 | uint8_t wesMode = CFG_ENABLE_WES_MODE_NAME_DEFAULT; |
| 3853 | |
| 3854 | /* Move pointer to ahead of SETWESMODE<delimiter> */ |
| 3855 | value = value + command_len + 1; |
| 3856 | |
| 3857 | /* Convert the value from ascii to integer */ |
| 3858 | ret = kstrtou8(value, 10, &wesMode); |
| 3859 | if (ret < 0) { |
| 3860 | /* |
| 3861 | * If the input value is greater than max value of datatype, |
| 3862 | * then also kstrtou8 fails |
| 3863 | */ |
| 3864 | CDF_TRACE(CDF_MODULE_ID_HDD, |
| 3865 | CDF_TRACE_LEVEL_ERROR, |
| 3866 | "%s: kstrtou8 failed range [%d - %d]", |
| 3867 | __func__, |
| 3868 | CFG_ENABLE_WES_MODE_NAME_MIN, |
| 3869 | CFG_ENABLE_WES_MODE_NAME_MAX); |
| 3870 | ret = -EINVAL; |
| 3871 | goto exit; |
| 3872 | } |
| 3873 | |
| 3874 | if ((wesMode < CFG_ENABLE_WES_MODE_NAME_MIN) || |
| 3875 | (wesMode > CFG_ENABLE_WES_MODE_NAME_MAX)) { |
| 3876 | CDF_TRACE(CDF_MODULE_ID_HDD, |
| 3877 | CDF_TRACE_LEVEL_ERROR, |
| 3878 | "WES Mode value %d is out of range (Min: %d Max: %d)", |
| 3879 | wesMode, |
| 3880 | CFG_ENABLE_WES_MODE_NAME_MIN, |
| 3881 | CFG_ENABLE_WES_MODE_NAME_MAX); |
| 3882 | ret = -EINVAL; |
| 3883 | goto exit; |
| 3884 | } |
| 3885 | |
| 3886 | CDF_TRACE(CDF_MODULE_ID_HDD, CDF_TRACE_LEVEL_INFO, |
| 3887 | "%s: Received Command to Set WES Mode rssi diff = %d", |
| 3888 | __func__, wesMode); |
| 3889 | |
| 3890 | hdd_ctx->config->isWESModeEnabled = wesMode; |
| 3891 | sme_update_wes_mode(hdd_ctx->hHal, wesMode, adapter->sessionId); |
| 3892 | |
| 3893 | exit: |
| 3894 | return ret; |
| 3895 | } |
| 3896 | |
| 3897 | static int drv_cmd_get_wes_mode(hdd_adapter_t *adapter, |
| 3898 | hdd_context_t *hdd_ctx, |
| 3899 | uint8_t *command, |
| 3900 | uint8_t command_len, |
| 3901 | hdd_priv_data_t *priv_data) |
| 3902 | { |
| 3903 | int ret = 0; |
| 3904 | bool wesMode = sme_get_wes_mode(hdd_ctx->hHal); |
| 3905 | char extra[32]; |
| 3906 | uint8_t len = 0; |
| 3907 | |
| 3908 | len = scnprintf(extra, sizeof(extra), "%s %d", command, wesMode); |
| 3909 | len = CDF_MIN(priv_data->total_len, len + 1); |
| 3910 | if (copy_to_user(priv_data->buf, &extra, len)) { |
| 3911 | CDF_TRACE(CDF_MODULE_ID_HDD, |
| 3912 | CDF_TRACE_LEVEL_ERROR, |
| 3913 | "%s: failed to copy data to user buffer", |
| 3914 | __func__); |
| 3915 | ret = -EFAULT; |
| 3916 | } |
| 3917 | |
| 3918 | return ret; |
| 3919 | } |
| 3920 | |
| 3921 | static int drv_cmd_set_opportunistic_rssi_diff(hdd_adapter_t *adapter, |
| 3922 | hdd_context_t *hdd_ctx, |
| 3923 | uint8_t *command, |
| 3924 | uint8_t command_len, |
| 3925 | hdd_priv_data_t *priv_data) |
| 3926 | { |
| 3927 | int ret = 0; |
| 3928 | uint8_t *value = command; |
| 3929 | uint8_t nOpportunisticThresholdDiff = |
| 3930 | CFG_OPPORTUNISTIC_SCAN_THRESHOLD_DIFF_DEFAULT; |
| 3931 | |
| 3932 | /* Move pointer to ahead of SETOPPORTUNISTICRSSIDIFF<delimiter> */ |
| 3933 | value = value + command_len + 1; |
| 3934 | |
| 3935 | /* Convert the value from ascii to integer */ |
| 3936 | ret = kstrtou8(value, 10, &nOpportunisticThresholdDiff); |
| 3937 | if (ret < 0) { |
| 3938 | /* |
| 3939 | * If the input value is greater than max value of datatype, |
| 3940 | * then also kstrtou8 fails |
| 3941 | */ |
| 3942 | CDF_TRACE(CDF_MODULE_ID_HDD, |
| 3943 | CDF_TRACE_LEVEL_ERROR, |
| 3944 | "%s: kstrtou8 failed.", __func__); |
| 3945 | ret = -EINVAL; |
| 3946 | goto exit; |
| 3947 | } |
| 3948 | |
| 3949 | CDF_TRACE(CDF_MODULE_ID_HDD, CDF_TRACE_LEVEL_INFO, |
| 3950 | "%s: Received Command to Set Opportunistic Threshold diff = %d", |
| 3951 | __func__, nOpportunisticThresholdDiff); |
| 3952 | |
| 3953 | sme_set_roam_opportunistic_scan_threshold_diff(hdd_ctx->hHal, |
| 3954 | adapter->sessionId, |
| 3955 | nOpportunisticThresholdDiff); |
| 3956 | |
| 3957 | exit: |
| 3958 | return ret; |
| 3959 | } |
| 3960 | |
| 3961 | static int drv_cmd_get_opportunistic_rssi_diff(hdd_adapter_t *adapter, |
| 3962 | hdd_context_t *hdd_ctx, |
| 3963 | uint8_t *command, |
| 3964 | uint8_t command_len, |
| 3965 | hdd_priv_data_t *priv_data) |
| 3966 | { |
| 3967 | int ret = 0; |
| 3968 | int8_t val = sme_get_roam_opportunistic_scan_threshold_diff( |
| 3969 | hdd_ctx->hHal); |
| 3970 | char extra[32]; |
| 3971 | uint8_t len = 0; |
| 3972 | |
| 3973 | len = scnprintf(extra, sizeof(extra), "%s %d", command, val); |
| 3974 | len = CDF_MIN(priv_data->total_len, len + 1); |
| 3975 | if (copy_to_user(priv_data->buf, &extra, len)) { |
| 3976 | CDF_TRACE(CDF_MODULE_ID_HDD, |
| 3977 | CDF_TRACE_LEVEL_ERROR, |
| 3978 | "%s: failed to copy data to user buffer", |
| 3979 | __func__); |
| 3980 | ret = -EFAULT; |
| 3981 | } |
| 3982 | |
| 3983 | return ret; |
| 3984 | } |
| 3985 | |
| 3986 | static int drv_cmd_set_roam_rescan_rssi_diff(hdd_adapter_t *adapter, |
| 3987 | hdd_context_t *hdd_ctx, |
| 3988 | uint8_t *command, |
| 3989 | uint8_t command_len, |
| 3990 | hdd_priv_data_t *priv_data) |
| 3991 | { |
| 3992 | int ret = 0; |
| 3993 | uint8_t *value = command; |
| 3994 | uint8_t nRoamRescanRssiDiff = CFG_ROAM_RESCAN_RSSI_DIFF_DEFAULT; |
| 3995 | |
| 3996 | /* Move pointer to ahead of SETROAMRESCANRSSIDIFF<delimiter> */ |
| 3997 | value = value + command_len + 1; |
| 3998 | |
| 3999 | /* Convert the value from ascii to integer */ |
| 4000 | ret = kstrtou8(value, 10, &nRoamRescanRssiDiff); |
| 4001 | if (ret < 0) { |
| 4002 | /* |
| 4003 | * If the input value is greater than max value of datatype, |
| 4004 | * then also kstrtou8 fails |
| 4005 | */ |
| 4006 | CDF_TRACE(CDF_MODULE_ID_HDD, |
| 4007 | CDF_TRACE_LEVEL_ERROR, |
| 4008 | "%s: kstrtou8 failed.", __func__); |
| 4009 | ret = -EINVAL; |
| 4010 | goto exit; |
| 4011 | } |
| 4012 | |
| 4013 | CDF_TRACE(CDF_MODULE_ID_HDD, CDF_TRACE_LEVEL_INFO, |
| 4014 | "%s: Received Command to Set Roam Rescan RSSI Diff = %d", |
| 4015 | __func__, nRoamRescanRssiDiff); |
| 4016 | |
| 4017 | sme_set_roam_rescan_rssi_diff(hdd_ctx->hHal, |
| 4018 | adapter->sessionId, |
| 4019 | nRoamRescanRssiDiff); |
| 4020 | |
| 4021 | exit: |
| 4022 | return ret; |
| 4023 | } |
| 4024 | |
| 4025 | static int drv_cmd_get_roam_rescan_rssi_diff(hdd_adapter_t *adapter, |
| 4026 | hdd_context_t *hdd_ctx, |
| 4027 | uint8_t *command, |
| 4028 | uint8_t command_len, |
| 4029 | hdd_priv_data_t *priv_data) |
| 4030 | { |
| 4031 | int ret = 0; |
| 4032 | uint8_t val = sme_get_roam_rescan_rssi_diff(hdd_ctx->hHal); |
| 4033 | char extra[32]; |
| 4034 | uint8_t len = 0; |
| 4035 | |
| 4036 | len = scnprintf(extra, sizeof(extra), "%s %d", command, val); |
| 4037 | len = CDF_MIN(priv_data->total_len, len + 1); |
| 4038 | if (copy_to_user(priv_data->buf, &extra, len)) { |
| 4039 | CDF_TRACE(CDF_MODULE_ID_HDD, |
| 4040 | CDF_TRACE_LEVEL_ERROR, |
| 4041 | "%s: failed to copy data to user buffer", |
| 4042 | __func__); |
| 4043 | ret = -EFAULT; |
| 4044 | } |
| 4045 | |
| 4046 | return ret; |
| 4047 | } |
| 4048 | |
| 4049 | static int drv_cmd_set_fast_roam(hdd_adapter_t *adapter, |
| 4050 | hdd_context_t *hdd_ctx, |
| 4051 | uint8_t *command, |
| 4052 | uint8_t command_len, |
| 4053 | hdd_priv_data_t *priv_data) |
| 4054 | { |
| 4055 | int ret = 0; |
| 4056 | uint8_t *value = command; |
| 4057 | uint8_t lfrMode = CFG_LFR_FEATURE_ENABLED_DEFAULT; |
| 4058 | |
| 4059 | /* Move pointer to ahead of SETFASTROAM<delimiter> */ |
| 4060 | value = value + command_len + 1; |
| 4061 | |
| 4062 | /* Convert the value from ascii to integer */ |
| 4063 | ret = kstrtou8(value, 10, &lfrMode); |
| 4064 | if (ret < 0) { |
| 4065 | /* |
| 4066 | * If the input value is greater than max value of datatype, |
| 4067 | * then also kstrtou8 fails |
| 4068 | */ |
| 4069 | CDF_TRACE(CDF_MODULE_ID_HDD, |
| 4070 | CDF_TRACE_LEVEL_ERROR, |
| 4071 | "%s: kstrtou8 failed range [%d - %d]", |
| 4072 | __func__, CFG_LFR_FEATURE_ENABLED_MIN, |
| 4073 | CFG_LFR_FEATURE_ENABLED_MAX); |
| 4074 | ret = -EINVAL; |
| 4075 | goto exit; |
| 4076 | } |
| 4077 | |
| 4078 | if ((lfrMode < CFG_LFR_FEATURE_ENABLED_MIN) || |
| 4079 | (lfrMode > CFG_LFR_FEATURE_ENABLED_MAX)) { |
| 4080 | CDF_TRACE(CDF_MODULE_ID_HDD, |
| 4081 | CDF_TRACE_LEVEL_ERROR, |
| 4082 | "lfr mode value %d is out of range (Min: %d Max: %d)", |
| 4083 | lfrMode, |
| 4084 | CFG_LFR_FEATURE_ENABLED_MIN, |
| 4085 | CFG_LFR_FEATURE_ENABLED_MAX); |
| 4086 | ret = -EINVAL; |
| 4087 | goto exit; |
| 4088 | } |
| 4089 | |
| 4090 | CDF_TRACE(CDF_MODULE_ID_HDD, CDF_TRACE_LEVEL_INFO, |
| 4091 | "%s: Received Command to change lfr mode = %d", |
| 4092 | __func__, lfrMode); |
| 4093 | |
| 4094 | hdd_ctx->config->isFastRoamIniFeatureEnabled = lfrMode; |
| 4095 | sme_update_is_fast_roam_ini_feature_enabled(hdd_ctx->hHal, |
| 4096 | adapter-> |
| 4097 | sessionId, |
| 4098 | lfrMode); |
| 4099 | |
| 4100 | exit: |
| 4101 | return ret; |
| 4102 | } |
| 4103 | |
| 4104 | static int drv_cmd_set_fast_transition(hdd_adapter_t *adapter, |
| 4105 | hdd_context_t *hdd_ctx, |
| 4106 | uint8_t *command, |
| 4107 | uint8_t command_len, |
| 4108 | hdd_priv_data_t *priv_data) |
| 4109 | { |
| 4110 | int ret = 0; |
| 4111 | uint8_t *value = command; |
| 4112 | uint8_t ft = CFG_FAST_TRANSITION_ENABLED_NAME_DEFAULT; |
| 4113 | |
| 4114 | /* Move pointer to ahead of SETFASTROAM<delimiter> */ |
| 4115 | value = value + command_len + 1; |
| 4116 | |
| 4117 | /* Convert the value from ascii to integer */ |
| 4118 | ret = kstrtou8(value, 10, &ft); |
| 4119 | if (ret < 0) { |
| 4120 | /* |
| 4121 | * If the input value is greater than max value of datatype, |
| 4122 | * then also kstrtou8 fails |
| 4123 | */ |
| 4124 | CDF_TRACE(CDF_MODULE_ID_HDD, |
| 4125 | CDF_TRACE_LEVEL_ERROR, |
| 4126 | "%s: kstrtou8 failed range [%d - %d]", |
| 4127 | __func__, |
| 4128 | CFG_FAST_TRANSITION_ENABLED_NAME_MIN, |
| 4129 | CFG_FAST_TRANSITION_ENABLED_NAME_MAX); |
| 4130 | ret = -EINVAL; |
| 4131 | goto exit; |
| 4132 | } |
| 4133 | |
| 4134 | if ((ft < CFG_FAST_TRANSITION_ENABLED_NAME_MIN) || |
| 4135 | (ft > CFG_FAST_TRANSITION_ENABLED_NAME_MAX)) { |
| 4136 | CDF_TRACE(CDF_MODULE_ID_HDD, |
| 4137 | CDF_TRACE_LEVEL_ERROR, |
| 4138 | "ft mode value %d is out of range (Min: %d Max: %d)", |
| 4139 | ft, |
| 4140 | CFG_FAST_TRANSITION_ENABLED_NAME_MIN, |
| 4141 | CFG_FAST_TRANSITION_ENABLED_NAME_MAX); |
| 4142 | ret = -EINVAL; |
| 4143 | goto exit; |
| 4144 | } |
| 4145 | |
| 4146 | CDF_TRACE(CDF_MODULE_ID_HDD, CDF_TRACE_LEVEL_INFO, |
| 4147 | "%s: Received Command to change ft mode = %d", |
| 4148 | __func__, ft); |
| 4149 | |
| 4150 | hdd_ctx->config->isFastTransitionEnabled = ft; |
| 4151 | sme_update_fast_transition_enabled(hdd_ctx->hHal, ft); |
| 4152 | |
| 4153 | exit: |
| 4154 | return ret; |
| 4155 | } |
| 4156 | |
| 4157 | #ifdef WLAN_FEATURE_ROAM_OFFLOAD |
| 4158 | static void hdd_wma_send_fastreassoc_cmd(int sessionId, tSirMacAddr bssid, |
| 4159 | int channel) |
| 4160 | { |
| 4161 | struct wma_roam_invoke_cmd *fastreassoc; |
| 4162 | cds_msg_t msg = {0}; |
| 4163 | |
| 4164 | fastreassoc = cdf_mem_malloc(sizeof(*fastreassoc)); |
| 4165 | if (NULL == fastreassoc) { |
| 4166 | hddLog(LOGE, FL("cdf_mem_alloc failed for fastreassoc")); |
| 4167 | return; |
| 4168 | } |
| 4169 | fastreassoc->vdev_id = sessionId; |
| 4170 | fastreassoc->channel = channel; |
| 4171 | fastreassoc->bssid[0] = bssid[0]; |
| 4172 | fastreassoc->bssid[1] = bssid[1]; |
| 4173 | fastreassoc->bssid[2] = bssid[2]; |
| 4174 | fastreassoc->bssid[3] = bssid[3]; |
| 4175 | fastreassoc->bssid[4] = bssid[4]; |
| 4176 | fastreassoc->bssid[5] = bssid[5]; |
| 4177 | |
| 4178 | msg.type = SIR_HAL_ROAM_INVOKE; |
| 4179 | msg.reserved = 0; |
| 4180 | msg.bodyptr = fastreassoc; |
| 4181 | if (CDF_STATUS_SUCCESS != cds_mq_post_message(CDF_MODULE_ID_WMA, |
| 4182 | &msg)) { |
| 4183 | cdf_mem_free(fastreassoc); |
| 4184 | CDF_TRACE(CDF_MODULE_ID_HDD, CDF_TRACE_LEVEL_ERROR, |
| 4185 | FL("Not able to post ROAM_INVOKE_CMD message to WMA")); |
| 4186 | } |
| 4187 | } |
| 4188 | #endif |
| 4189 | static int drv_cmd_fast_reassoc(hdd_adapter_t *adapter, |
| 4190 | hdd_context_t *hdd_ctx, |
| 4191 | uint8_t *command, |
| 4192 | uint8_t command_len, |
| 4193 | hdd_priv_data_t *priv_data) |
| 4194 | { |
| 4195 | int ret = 0; |
| 4196 | uint8_t *value = command; |
| 4197 | uint8_t channel = 0; |
| 4198 | tSirMacAddr targetApBssid; |
| 4199 | uint32_t roamId = 0; |
| 4200 | tCsrRoamModifyProfileFields modProfileFields; |
| 4201 | #ifdef WLAN_FEATURE_ROAM_SCAN_OFFLOAD |
| 4202 | tCsrHandoffRequest handoffInfo; |
| 4203 | #endif |
| 4204 | hdd_station_ctx_t *pHddStaCtx; |
| 4205 | |
| 4206 | if (WLAN_HDD_INFRA_STATION != adapter->device_mode) { |
| 4207 | hdd_warn("Unsupported in mode %s(%d)", |
| 4208 | hdd_device_mode_to_string(adapter->device_mode), |
| 4209 | adapter->device_mode); |
| 4210 | return -EINVAL; |
| 4211 | } |
| 4212 | |
| 4213 | pHddStaCtx = WLAN_HDD_GET_STATION_CTX_PTR(adapter); |
| 4214 | |
| 4215 | /* if not associated, no need to proceed with reassoc */ |
| 4216 | if (eConnectionState_Associated != pHddStaCtx->conn_info.connState) { |
| 4217 | CDF_TRACE(CDF_MODULE_ID_HDD, |
| 4218 | CDF_TRACE_LEVEL_INFO, |
| 4219 | "%s:Not associated!", __func__); |
| 4220 | ret = -EINVAL; |
| 4221 | goto exit; |
| 4222 | } |
| 4223 | |
| 4224 | ret = hdd_parse_reassoc_command_v1_data(value, targetApBssid, |
| 4225 | &channel); |
| 4226 | if (ret) { |
| 4227 | CDF_TRACE(CDF_MODULE_ID_HDD, |
| 4228 | CDF_TRACE_LEVEL_ERROR, |
| 4229 | "%s: Failed to parse reassoc command data", |
| 4230 | __func__); |
| 4231 | goto exit; |
| 4232 | } |
| 4233 | |
| 4234 | /* |
| 4235 | * if the target bssid is same as currently associated AP, |
| 4236 | * issue reassoc to same AP |
| 4237 | */ |
| 4238 | if (true == cdf_mem_compare(targetApBssid, |
| 4239 | pHddStaCtx->conn_info.bssId.bytes, |
| 4240 | CDF_MAC_ADDR_SIZE)) { |
| 4241 | /* Reassoc to same AP, only supported for Open Security*/ |
| 4242 | if ((pHddStaCtx->conn_info.ucEncryptionType || |
| 4243 | pHddStaCtx->conn_info.mcEncryptionType)) { |
| 4244 | hddLog(LOGE, |
| 4245 | FL("Reassoc to same AP, only supported for Open Security")); |
| 4246 | return -ENOTSUPP; |
| 4247 | } |
| 4248 | hddLog(LOG1, |
| 4249 | FL("Reassoc BSSID is same as currently associated AP bssid")); |
| 4250 | sme_get_modify_profile_fields(hdd_ctx->hHal, adapter->sessionId, |
| 4251 | &modProfileFields); |
| 4252 | sme_roam_reassoc(hdd_ctx->hHal, adapter->sessionId, |
| 4253 | NULL, modProfileFields, &roamId, 1); |
| 4254 | return 0; |
| 4255 | } |
| 4256 | |
| 4257 | /* Check channel number is a valid channel number */ |
| 4258 | if (CDF_STATUS_SUCCESS != |
| 4259 | wlan_hdd_validate_operation_channel(adapter, channel)) { |
| 4260 | hddLog(LOGE, FL("Invalid Channel [%d]"), channel); |
| 4261 | return -EINVAL; |
| 4262 | } |
| 4263 | #ifdef WLAN_FEATURE_ROAM_OFFLOAD |
| 4264 | if (hdd_ctx->config->isRoamOffloadEnabled) { |
| 4265 | hdd_wma_send_fastreassoc_cmd((int)adapter->sessionId, |
| 4266 | targetApBssid, (int)channel); |
| 4267 | goto exit; |
| 4268 | } |
| 4269 | #endif |
| 4270 | /* Proceed with reassoc */ |
| 4271 | #ifdef WLAN_FEATURE_ROAM_SCAN_OFFLOAD |
| 4272 | handoffInfo.channel = channel; |
| 4273 | handoffInfo.src = FASTREASSOC; |
| 4274 | cdf_mem_copy(handoffInfo.bssid, targetApBssid, |
| 4275 | sizeof(tSirMacAddr)); |
| 4276 | sme_handoff_request(hdd_ctx->hHal, adapter->sessionId, |
| 4277 | &handoffInfo); |
| 4278 | #endif |
| 4279 | |
| 4280 | exit: |
| 4281 | return ret; |
| 4282 | } |
| 4283 | |
| 4284 | #if defined(FEATURE_WLAN_ESE) && defined(FEATURE_WLAN_ESE_UPLOAD) |
| 4285 | static int drv_cmd_ccx_plm_req(hdd_adapter_t *adapter, |
| 4286 | hdd_context_t *hdd_ctx, |
| 4287 | uint8_t *command, |
| 4288 | uint8_t command_len, |
| 4289 | hdd_priv_data_t *priv_data) |
| 4290 | { |
| 4291 | int ret = 0; |
| 4292 | uint8_t *value = command; |
| 4293 | CDF_STATUS status = CDF_STATUS_SUCCESS; |
| 4294 | tpSirPlmReq pPlmRequest = NULL; |
| 4295 | |
| 4296 | pPlmRequest = cdf_mem_malloc(sizeof(tSirPlmReq)); |
| 4297 | if (NULL == pPlmRequest) { |
| 4298 | ret = -ENOMEM; |
| 4299 | goto exit; |
| 4300 | } |
| 4301 | |
| 4302 | status = hdd_parse_plm_cmd(value, pPlmRequest); |
| 4303 | if (CDF_STATUS_SUCCESS != status) { |
| 4304 | cdf_mem_free(pPlmRequest); |
| 4305 | pPlmRequest = NULL; |
| 4306 | ret = -EINVAL; |
| 4307 | goto exit; |
| 4308 | } |
| 4309 | pPlmRequest->sessionId = adapter->sessionId; |
| 4310 | |
| 4311 | status = sme_set_plm_request(hdd_ctx->hHal, pPlmRequest); |
| 4312 | if (CDF_STATUS_SUCCESS != status) { |
| 4313 | cdf_mem_free(pPlmRequest); |
| 4314 | pPlmRequest = NULL; |
| 4315 | ret = -EINVAL; |
| 4316 | goto exit; |
| 4317 | } |
| 4318 | |
| 4319 | exit: |
| 4320 | return ret; |
| 4321 | } |
| 4322 | #endif |
| 4323 | |
| 4324 | #ifdef FEATURE_WLAN_ESE |
| 4325 | static int drv_cmd_set_ccx_mode(hdd_adapter_t *adapter, |
| 4326 | hdd_context_t *hdd_ctx, |
| 4327 | uint8_t *command, |
| 4328 | uint8_t command_len, |
| 4329 | hdd_priv_data_t *priv_data) |
| 4330 | { |
| 4331 | int ret = 0; |
| 4332 | uint8_t *value = command; |
| 4333 | uint8_t eseMode = CFG_ESE_FEATURE_ENABLED_DEFAULT; |
| 4334 | |
| 4335 | /* |
| 4336 | * Check if the features OKC/ESE/11R are supported simultaneously, |
| 4337 | * then this operation is not permitted (return FAILURE) |
| 4338 | */ |
| 4339 | if (sme_get_is_ese_feature_enabled(hdd_ctx->hHal) && |
| 4340 | hdd_is_okc_mode_enabled(hdd_ctx) && |
| 4341 | sme_get_is_ft_feature_enabled(hdd_ctx->hHal)) { |
| 4342 | CDF_TRACE(CDF_MODULE_ID_HDD, |
| 4343 | CDF_TRACE_LEVEL_WARN, |
| 4344 | "%s: OKC/ESE/11R are supported simultaneously hence this operation is not permitted!", |
| 4345 | __func__); |
| 4346 | ret = -EPERM; |
| 4347 | goto exit; |
| 4348 | } |
| 4349 | |
| 4350 | /* Move pointer to ahead of SETCCXMODE<delimiter> */ |
| 4351 | value = value + command_len + 1; |
| 4352 | |
| 4353 | /* Convert the value from ascii to integer */ |
| 4354 | ret = kstrtou8(value, 10, &eseMode); |
| 4355 | if (ret < 0) { |
| 4356 | /* |
| 4357 | * If the input value is greater than max value of datatype, |
| 4358 | * then also kstrtou8 fails |
| 4359 | */ |
| 4360 | CDF_TRACE(CDF_MODULE_ID_HDD, |
| 4361 | CDF_TRACE_LEVEL_ERROR, |
| 4362 | "%s: kstrtou8 failed range [%d - %d]", |
| 4363 | __func__, CFG_ESE_FEATURE_ENABLED_MIN, |
| 4364 | CFG_ESE_FEATURE_ENABLED_MAX); |
| 4365 | ret = -EINVAL; |
| 4366 | goto exit; |
| 4367 | } |
| 4368 | |
| 4369 | if ((eseMode < CFG_ESE_FEATURE_ENABLED_MIN) || |
| 4370 | (eseMode > CFG_ESE_FEATURE_ENABLED_MAX)) { |
| 4371 | CDF_TRACE(CDF_MODULE_ID_HDD, |
| 4372 | CDF_TRACE_LEVEL_ERROR, |
| 4373 | "Ese mode value %d is out of range (Min: %d Max: %d)", |
| 4374 | eseMode, |
| 4375 | CFG_ESE_FEATURE_ENABLED_MIN, |
| 4376 | CFG_ESE_FEATURE_ENABLED_MAX); |
| 4377 | ret = -EINVAL; |
| 4378 | goto exit; |
| 4379 | } |
| 4380 | CDF_TRACE(CDF_MODULE_ID_HDD, CDF_TRACE_LEVEL_INFO, |
| 4381 | "%s: Received Command to change ese mode = %d", |
| 4382 | __func__, eseMode); |
| 4383 | |
| 4384 | hdd_ctx->config->isEseIniFeatureEnabled = eseMode; |
| 4385 | sme_update_is_ese_feature_enabled(hdd_ctx->hHal, |
| 4386 | adapter->sessionId, |
| 4387 | eseMode); |
| 4388 | |
| 4389 | exit: |
| 4390 | return ret; |
| 4391 | } |
| 4392 | #endif |
| 4393 | |
| 4394 | static int drv_cmd_set_roam_scan_control(hdd_adapter_t *adapter, |
| 4395 | hdd_context_t *hdd_ctx, |
| 4396 | uint8_t *command, |
| 4397 | uint8_t command_len, |
| 4398 | hdd_priv_data_t *priv_data) |
| 4399 | { |
| 4400 | int ret = 0; |
| 4401 | uint8_t *value = command; |
| 4402 | uint8_t roamScanControl = 0; |
| 4403 | |
| 4404 | /* Move pointer to ahead of SETROAMSCANCONTROL<delimiter> */ |
| 4405 | value = value + command_len + 1; |
| 4406 | |
| 4407 | /* Convert the value from ascii to integer */ |
| 4408 | ret = kstrtou8(value, 10, &roamScanControl); |
| 4409 | if (ret < 0) { |
| 4410 | /* |
| 4411 | * If the input value is greater than max value of datatype, |
| 4412 | * then also kstrtou8 fails |
| 4413 | */ |
| 4414 | CDF_TRACE(CDF_MODULE_ID_HDD, |
| 4415 | CDF_TRACE_LEVEL_ERROR, |
| 4416 | "%s: kstrtou8 failed ", __func__); |
| 4417 | ret = -EINVAL; |
| 4418 | goto exit; |
| 4419 | } |
| 4420 | |
| 4421 | CDF_TRACE(CDF_MODULE_ID_HDD, CDF_TRACE_LEVEL_INFO, |
| 4422 | "%s: Received Command to Set roam scan control = %d", |
| 4423 | __func__, roamScanControl); |
| 4424 | |
| 4425 | if (0 != roamScanControl) { |
| 4426 | ret = 0; /* return success but ignore param value "true" */ |
| 4427 | goto exit; |
| 4428 | } |
| 4429 | |
| 4430 | sme_set_roam_scan_control(hdd_ctx->hHal, |
| 4431 | adapter->sessionId, |
| 4432 | roamScanControl); |
| 4433 | |
| 4434 | exit: |
| 4435 | return ret; |
| 4436 | } |
| 4437 | |
| 4438 | static int drv_cmd_set_okc_mode(hdd_adapter_t *adapter, |
| 4439 | hdd_context_t *hdd_ctx, |
| 4440 | uint8_t *command, |
| 4441 | uint8_t command_len, |
| 4442 | hdd_priv_data_t *priv_data) |
| 4443 | { |
| 4444 | int ret = 0; |
| 4445 | uint8_t *value = command; |
| 4446 | uint8_t okcMode = CFG_OKC_FEATURE_ENABLED_DEFAULT; |
| 4447 | |
| 4448 | /* |
| 4449 | * Check if the features OKC/ESE/11R are supported simultaneously, |
| 4450 | * then this operation is not permitted (return FAILURE) |
| 4451 | */ |
| 4452 | if (sme_get_is_ese_feature_enabled(hdd_ctx->hHal) && |
| 4453 | hdd_is_okc_mode_enabled(hdd_ctx) && |
| 4454 | sme_get_is_ft_feature_enabled(hdd_ctx->hHal)) { |
| 4455 | CDF_TRACE(CDF_MODULE_ID_HDD, |
| 4456 | CDF_TRACE_LEVEL_WARN, |
| 4457 | "%s: OKC/ESE/11R are supported simultaneously hence this operation is not permitted!", |
| 4458 | __func__); |
| 4459 | ret = -EPERM; |
| 4460 | goto exit; |
| 4461 | } |
| 4462 | |
| 4463 | /* Move pointer to ahead of SETOKCMODE<delimiter> */ |
| 4464 | value = value + command_len + 1; |
| 4465 | |
| 4466 | /* Convert the value from ascii to integer */ |
| 4467 | ret = kstrtou8(value, 10, &okcMode); |
| 4468 | if (ret < 0) { |
| 4469 | /* |
| 4470 | * If the input value is greater than max value of datatype, |
| 4471 | * then also kstrtou8 fails |
| 4472 | */ |
| 4473 | CDF_TRACE(CDF_MODULE_ID_HDD, |
| 4474 | CDF_TRACE_LEVEL_ERROR, |
| 4475 | "%s: kstrtou8 failed range [%d - %d]", |
| 4476 | __func__, CFG_OKC_FEATURE_ENABLED_MIN, |
| 4477 | CFG_OKC_FEATURE_ENABLED_MAX); |
| 4478 | ret = -EINVAL; |
| 4479 | goto exit; |
| 4480 | } |
| 4481 | |
| 4482 | if ((okcMode < CFG_OKC_FEATURE_ENABLED_MIN) || |
| 4483 | (okcMode > CFG_OKC_FEATURE_ENABLED_MAX)) { |
| 4484 | CDF_TRACE(CDF_MODULE_ID_HDD, |
| 4485 | CDF_TRACE_LEVEL_ERROR, |
| 4486 | "Okc mode value %d is out of range (Min: %d Max: %d)", |
| 4487 | okcMode, |
| 4488 | CFG_OKC_FEATURE_ENABLED_MIN, |
| 4489 | CFG_OKC_FEATURE_ENABLED_MAX); |
| 4490 | ret = -EINVAL; |
| 4491 | goto exit; |
| 4492 | } |
| 4493 | CDF_TRACE(CDF_MODULE_ID_HDD, CDF_TRACE_LEVEL_INFO, |
| 4494 | "%s: Received Command to change okc mode = %d", |
| 4495 | __func__, okcMode); |
| 4496 | |
| 4497 | hdd_ctx->config->isOkcIniFeatureEnabled = okcMode; |
| 4498 | |
| 4499 | exit: |
| 4500 | return ret; |
| 4501 | } |
| 4502 | |
| 4503 | static int drv_cmd_get_roam_scan_control(hdd_adapter_t *adapter, |
| 4504 | hdd_context_t *hdd_ctx, |
| 4505 | uint8_t *command, |
| 4506 | uint8_t command_len, |
| 4507 | hdd_priv_data_t *priv_data) |
| 4508 | { |
| 4509 | int ret = 0; |
| 4510 | bool roamScanControl = sme_get_roam_scan_control(hdd_ctx->hHal); |
| 4511 | char extra[32]; |
| 4512 | uint8_t len = 0; |
| 4513 | |
| 4514 | len = scnprintf(extra, sizeof(extra), "%s %d", |
| 4515 | command, roamScanControl); |
| 4516 | len = CDF_MIN(priv_data->total_len, len + 1); |
| 4517 | if (copy_to_user(priv_data->buf, &extra, len)) { |
| 4518 | CDF_TRACE(CDF_MODULE_ID_HDD, |
| 4519 | CDF_TRACE_LEVEL_ERROR, |
| 4520 | "%s: failed to copy data to user buffer", |
| 4521 | __func__); |
| 4522 | ret = -EFAULT; |
| 4523 | } |
| 4524 | |
| 4525 | return ret; |
| 4526 | } |
| 4527 | |
| 4528 | static int drv_cmd_bt_coex_mode(hdd_adapter_t *adapter, |
| 4529 | hdd_context_t *hdd_ctx, |
| 4530 | uint8_t *command, |
| 4531 | uint8_t command_len, |
| 4532 | hdd_priv_data_t *priv_data) |
| 4533 | { |
| 4534 | int ret = 0; |
| 4535 | char *bcMode; |
| 4536 | |
| 4537 | bcMode = command + 11; |
| 4538 | if ('1' == *bcMode) { |
| 4539 | CDF_TRACE(CDF_MODULE_ID_HDD, |
| 4540 | CDF_TRACE_LEVEL_DEBUG, |
| 4541 | FL("BTCOEXMODE %d"), *bcMode); |
| 4542 | hdd_ctx->btCoexModeSet = true; |
| 4543 | ret = wlan_hdd_scan_abort(adapter); |
| 4544 | if (ret < 0) { |
| 4545 | hddLog(LOGE, |
| 4546 | FL("Failed to abort existing scan status:%d"), ret); |
| 4547 | } |
| 4548 | } else if ('2' == *bcMode) { |
| 4549 | CDF_TRACE(CDF_MODULE_ID_HDD, |
| 4550 | CDF_TRACE_LEVEL_DEBUG, |
| 4551 | FL("BTCOEXMODE %d"), *bcMode); |
| 4552 | hdd_ctx->btCoexModeSet = false; |
| 4553 | } |
| 4554 | |
| 4555 | return ret; |
| 4556 | } |
| 4557 | |
| 4558 | static int drv_cmd_scan_active(hdd_adapter_t *adapter, |
| 4559 | hdd_context_t *hdd_ctx, |
| 4560 | uint8_t *command, |
| 4561 | uint8_t command_len, |
| 4562 | hdd_priv_data_t *priv_data) |
| 4563 | { |
| 4564 | hdd_ctx->ioctl_scan_mode = eSIR_ACTIVE_SCAN; |
| 4565 | return 0; |
| 4566 | } |
| 4567 | |
| 4568 | static int drv_cmd_scan_passive(hdd_adapter_t *adapter, |
| 4569 | hdd_context_t *hdd_ctx, |
| 4570 | uint8_t *command, |
| 4571 | uint8_t command_len, |
| 4572 | hdd_priv_data_t *priv_data) |
| 4573 | { |
| 4574 | hdd_ctx->ioctl_scan_mode = eSIR_PASSIVE_SCAN; |
| 4575 | return 0; |
| 4576 | } |
| 4577 | |
| 4578 | static int drv_cmd_get_dwell_time(hdd_adapter_t *adapter, |
| 4579 | hdd_context_t *hdd_ctx, |
| 4580 | uint8_t *command, |
| 4581 | uint8_t command_len, |
| 4582 | hdd_priv_data_t *priv_data) |
| 4583 | { |
| 4584 | int ret = 0; |
| 4585 | struct hdd_config *pCfg = |
| 4586 | (WLAN_HDD_GET_CTX(adapter))->config; |
| 4587 | char extra[32]; |
| 4588 | uint8_t len = 0; |
| 4589 | |
| 4590 | memset(extra, 0, sizeof(extra)); |
| 4591 | ret = hdd_get_dwell_time(pCfg, command, extra, sizeof(extra), &len); |
| 4592 | len = CDF_MIN(priv_data->total_len, len + 1); |
| 4593 | if (ret != 0 || copy_to_user(priv_data->buf, &extra, len)) { |
| 4594 | CDF_TRACE(CDF_MODULE_ID_HDD, |
| 4595 | CDF_TRACE_LEVEL_ERROR, |
| 4596 | "%s: failed to copy data to user buffer", |
| 4597 | __func__); |
| 4598 | ret = -EFAULT; |
| 4599 | goto exit; |
| 4600 | } |
| 4601 | ret = len; |
| 4602 | exit: |
| 4603 | return ret; |
| 4604 | } |
| 4605 | |
| 4606 | static int drv_cmd_set_dwell_time(hdd_adapter_t *adapter, |
| 4607 | hdd_context_t *hdd_ctx, |
| 4608 | uint8_t *command, |
| 4609 | uint8_t command_len, |
| 4610 | hdd_priv_data_t *priv_data) |
| 4611 | { |
| 4612 | return hdd_set_dwell_time(adapter, command); |
| 4613 | } |
| 4614 | |
| 4615 | static int drv_cmd_miracast(hdd_adapter_t *adapter, |
| 4616 | hdd_context_t *hdd_ctx, |
| 4617 | uint8_t *command, |
| 4618 | uint8_t command_len, |
| 4619 | hdd_priv_data_t *priv_data) |
| 4620 | { |
| 4621 | CDF_STATUS ret_status; |
| 4622 | int ret = 0; |
| 4623 | tHalHandle hHal; |
| 4624 | uint8_t filterType = 0; |
| 4625 | hdd_context_t *pHddCtx = NULL; |
| 4626 | uint8_t *value; |
| 4627 | |
| 4628 | pHddCtx = WLAN_HDD_GET_CTX(adapter); |
| 4629 | if (0 != wlan_hdd_validate_context(pHddCtx)) { |
| 4630 | CDF_TRACE(CDF_MODULE_ID_HDD, CDF_TRACE_LEVEL_ERROR, |
| 4631 | "%s pHddCtx is not valid, Unable to set miracast mode", |
| 4632 | __func__); |
| 4633 | return -EINVAL; |
| 4634 | } |
| 4635 | |
| 4636 | hHal = pHddCtx->hHal; |
| 4637 | value = command + 9; |
| 4638 | |
| 4639 | /* Convert the value from ascii to integer */ |
| 4640 | ret = kstrtou8(value, 10, &filterType); |
| 4641 | if (ret < 0) { |
| 4642 | /* |
| 4643 | * If the input value is greater than max value of datatype, |
| 4644 | * then also kstrtou8 fails |
| 4645 | */ |
| 4646 | CDF_TRACE(CDF_MODULE_ID_HDD, |
| 4647 | CDF_TRACE_LEVEL_ERROR, |
| 4648 | "%s: kstrtou8 failed range ", |
| 4649 | __func__); |
| 4650 | ret = -EINVAL; |
| 4651 | goto exit; |
| 4652 | } |
| 4653 | if ((filterType < WLAN_HDD_DRIVER_MIRACAST_CFG_MIN_VAL) |
| 4654 | || (filterType > |
| 4655 | WLAN_HDD_DRIVER_MIRACAST_CFG_MAX_VAL)) { |
| 4656 | CDF_TRACE(CDF_MODULE_ID_HDD, |
| 4657 | CDF_TRACE_LEVEL_ERROR, |
| 4658 | "%s: Accepted Values are 0 to 2. 0-Disabled, 1-Source, 2-Sink ", |
| 4659 | __func__); |
| 4660 | ret = -EINVAL; |
| 4661 | goto exit; |
| 4662 | } |
| 4663 | /* Filtertype value should be either 0-Disabled, 1-Source, 2-sink */ |
| 4664 | pHddCtx->miracast_value = filterType; |
| 4665 | |
| 4666 | ret_status = sme_set_miracast(hHal, filterType); |
| 4667 | if (CDF_STATUS_SUCCESS != ret_status) { |
| 4668 | hddLog(LOGE, "Failed to set miracast"); |
| 4669 | return -EBUSY; |
| 4670 | } |
| 4671 | |
| 4672 | if (cds_is_mcc_in_24G(pHddCtx)) |
| 4673 | return cds_set_mas(adapter, filterType); |
| 4674 | |
| 4675 | exit: |
| 4676 | return ret; |
| 4677 | } |
| 4678 | |
| 4679 | #if defined(FEATURE_WLAN_ESE) && defined(FEATURE_WLAN_ESE_UPLOAD) |
| 4680 | static int drv_cmd_set_ccx_roam_scan_channels(hdd_adapter_t *adapter, |
| 4681 | hdd_context_t *hdd_ctx, |
| 4682 | uint8_t *command, |
| 4683 | uint8_t command_len, |
| 4684 | hdd_priv_data_t *priv_data) |
| 4685 | { |
| 4686 | int ret = 0; |
| 4687 | uint8_t *value = command; |
| 4688 | uint8_t ChannelList[WNI_CFG_VALID_CHANNEL_LIST_LEN] = { 0 }; |
| 4689 | uint8_t numChannels = 0; |
| 4690 | CDF_STATUS status; |
| 4691 | |
| 4692 | ret = hdd_parse_channellist(value, ChannelList, &numChannels); |
| 4693 | if (ret) { |
| 4694 | CDF_TRACE(CDF_MODULE_ID_HDD, |
| 4695 | CDF_TRACE_LEVEL_ERROR, |
| 4696 | "%s: Failed to parse channel list information", |
| 4697 | __func__); |
| 4698 | goto exit; |
| 4699 | } |
| 4700 | if (numChannels > WNI_CFG_VALID_CHANNEL_LIST_LEN) { |
| 4701 | CDF_TRACE(CDF_MODULE_ID_HDD, |
| 4702 | CDF_TRACE_LEVEL_ERROR, |
| 4703 | "%s: number of channels (%d) supported exceeded max (%d)", |
| 4704 | __func__, |
| 4705 | numChannels, |
| 4706 | WNI_CFG_VALID_CHANNEL_LIST_LEN); |
| 4707 | ret = -EINVAL; |
| 4708 | goto exit; |
| 4709 | } |
| 4710 | status = sme_set_ese_roam_scan_channel_list(hdd_ctx->hHal, |
| 4711 | adapter->sessionId, |
| 4712 | ChannelList, |
| 4713 | numChannels); |
| 4714 | if (CDF_STATUS_SUCCESS != status) { |
| 4715 | CDF_TRACE(CDF_MODULE_ID_HDD, |
| 4716 | CDF_TRACE_LEVEL_ERROR, |
| 4717 | "%s: Failed to update channel list information", |
| 4718 | __func__); |
| 4719 | ret = -EINVAL; |
| 4720 | goto exit; |
| 4721 | } |
| 4722 | |
| 4723 | exit: |
| 4724 | return ret; |
| 4725 | } |
| 4726 | |
| 4727 | static int drv_cmd_get_tsm_stats(hdd_adapter_t *adapter, |
| 4728 | hdd_context_t *hdd_ctx, |
| 4729 | uint8_t *command, |
| 4730 | uint8_t command_len, |
| 4731 | hdd_priv_data_t *priv_data) |
| 4732 | { |
| 4733 | int ret = 0; |
| 4734 | uint8_t *value = command; |
| 4735 | char extra[128] = { 0 }; |
| 4736 | int len = 0; |
| 4737 | uint8_t tid = 0; |
| 4738 | hdd_station_ctx_t *pHddStaCtx; |
| 4739 | tAniTrafStrmMetrics tsm_metrics; |
| 4740 | |
| 4741 | if ((WLAN_HDD_INFRA_STATION != adapter->device_mode) && |
| 4742 | (WLAN_HDD_P2P_CLIENT != adapter->device_mode)) { |
| 4743 | hdd_warn("Unsupported in mode %s(%d)", |
| 4744 | hdd_device_mode_to_string(adapter->device_mode), |
| 4745 | adapter->device_mode); |
| 4746 | return -EINVAL; |
| 4747 | } |
| 4748 | |
| 4749 | pHddStaCtx = WLAN_HDD_GET_STATION_CTX_PTR(adapter); |
| 4750 | |
| 4751 | /* if not associated, return error */ |
| 4752 | if (eConnectionState_Associated != pHddStaCtx->conn_info.connState) { |
| 4753 | CDF_TRACE(CDF_MODULE_ID_HDD, |
| 4754 | CDF_TRACE_LEVEL_ERROR, |
| 4755 | "%s:Not associated!", __func__); |
| 4756 | ret = -EINVAL; |
| 4757 | goto exit; |
| 4758 | } |
| 4759 | |
| 4760 | /* Move pointer to ahead of GETTSMSTATS<delimiter> */ |
| 4761 | value = value + command_len + 1; |
| 4762 | |
| 4763 | /* Convert the value from ascii to integer */ |
| 4764 | ret = kstrtou8(value, 10, &tid); |
| 4765 | if (ret < 0) { |
| 4766 | /* |
| 4767 | * If the input value is greater than max value of datatype, |
| 4768 | * then also kstrtou8 fails |
| 4769 | */ |
| 4770 | CDF_TRACE(CDF_MODULE_ID_HDD, |
| 4771 | CDF_TRACE_LEVEL_ERROR, |
| 4772 | "%s: kstrtou8 failed range [%d - %d]", |
| 4773 | __func__, TID_MIN_VALUE, |
| 4774 | TID_MAX_VALUE); |
| 4775 | ret = -EINVAL; |
| 4776 | goto exit; |
| 4777 | } |
| 4778 | if ((tid < TID_MIN_VALUE) || (tid > TID_MAX_VALUE)) { |
| 4779 | CDF_TRACE(CDF_MODULE_ID_HDD, |
| 4780 | CDF_TRACE_LEVEL_ERROR, |
| 4781 | "tid value %d is out of range (Min: %d Max: %d)", |
| 4782 | tid, TID_MIN_VALUE, TID_MAX_VALUE); |
| 4783 | ret = -EINVAL; |
| 4784 | goto exit; |
| 4785 | } |
| 4786 | CDF_TRACE(CDF_MODULE_ID_HDD, |
| 4787 | CDF_TRACE_LEVEL_INFO, |
| 4788 | "%s: Received Command to get tsm stats tid = %d", |
| 4789 | __func__, tid); |
| 4790 | if (CDF_STATUS_SUCCESS != |
| 4791 | hdd_get_tsm_stats(adapter, tid, &tsm_metrics)) { |
| 4792 | CDF_TRACE(CDF_MODULE_ID_HDD, |
| 4793 | CDF_TRACE_LEVEL_ERROR, |
| 4794 | "%s: failed to get tsm stats", |
| 4795 | __func__); |
| 4796 | ret = -EFAULT; |
| 4797 | goto exit; |
| 4798 | } |
| 4799 | CDF_TRACE(CDF_MODULE_ID_HDD, |
| 4800 | CDF_TRACE_LEVEL_INFO, |
| 4801 | "UplinkPktQueueDly(%d) UplinkPktQueueDlyHist[0](%d) UplinkPktQueueDlyHist[1](%d) UplinkPktQueueDlyHist[2](%d) UplinkPktQueueDlyHist[3](%d) UplinkPktTxDly(%u) UplinkPktLoss(%d) UplinkPktCount(%d) RoamingCount(%d) RoamingDly(%d)", |
| 4802 | tsm_metrics.UplinkPktQueueDly, |
| 4803 | tsm_metrics.UplinkPktQueueDlyHist[0], |
| 4804 | tsm_metrics.UplinkPktQueueDlyHist[1], |
| 4805 | tsm_metrics.UplinkPktQueueDlyHist[2], |
| 4806 | tsm_metrics.UplinkPktQueueDlyHist[3], |
| 4807 | tsm_metrics.UplinkPktTxDly, |
| 4808 | tsm_metrics.UplinkPktLoss, |
| 4809 | tsm_metrics.UplinkPktCount, |
| 4810 | tsm_metrics.RoamingCount, |
| 4811 | tsm_metrics.RoamingDly); |
| 4812 | /* |
| 4813 | * Output TSM stats is of the format |
| 4814 | * GETTSMSTATS [PktQueueDly] |
| 4815 | * [PktQueueDlyHist[0]]:[PktQueueDlyHist[1]] ...[RoamingDly] |
| 4816 | * eg., GETTSMSTATS 10 1:0:0:161 20 1 17 8 39800 |
| 4817 | */ |
| 4818 | len = scnprintf(extra, |
| 4819 | sizeof(extra), |
| 4820 | "%s %d %d:%d:%d:%d %u %d %d %d %d", |
| 4821 | command, |
| 4822 | tsm_metrics.UplinkPktQueueDly, |
| 4823 | tsm_metrics.UplinkPktQueueDlyHist[0], |
| 4824 | tsm_metrics.UplinkPktQueueDlyHist[1], |
| 4825 | tsm_metrics.UplinkPktQueueDlyHist[2], |
| 4826 | tsm_metrics.UplinkPktQueueDlyHist[3], |
| 4827 | tsm_metrics.UplinkPktTxDly, |
| 4828 | tsm_metrics.UplinkPktLoss, |
| 4829 | tsm_metrics.UplinkPktCount, |
| 4830 | tsm_metrics.RoamingCount, |
| 4831 | tsm_metrics.RoamingDly); |
| 4832 | len = CDF_MIN(priv_data->total_len, len + 1); |
| 4833 | if (copy_to_user(priv_data->buf, &extra, len)) { |
| 4834 | CDF_TRACE(CDF_MODULE_ID_HDD, |
| 4835 | CDF_TRACE_LEVEL_ERROR, |
| 4836 | "%s: failed to copy data to user buffer", |
| 4837 | __func__); |
| 4838 | ret = -EFAULT; |
| 4839 | goto exit; |
| 4840 | } |
| 4841 | |
| 4842 | exit: |
| 4843 | return ret; |
| 4844 | } |
| 4845 | |
| 4846 | static int drv_cmd_set_cckm_ie(hdd_adapter_t *adapter, |
| 4847 | hdd_context_t *hdd_ctx, |
| 4848 | uint8_t *command, |
| 4849 | uint8_t command_len, |
| 4850 | hdd_priv_data_t *priv_data) |
| 4851 | { |
| 4852 | int ret; |
| 4853 | uint8_t *value = command; |
| 4854 | uint8_t *cckmIe = NULL; |
| 4855 | uint8_t cckmIeLen = 0; |
| 4856 | |
| 4857 | ret = hdd_parse_get_cckm_ie(value, &cckmIe, &cckmIeLen); |
| 4858 | if (ret) { |
| 4859 | CDF_TRACE(CDF_MODULE_ID_HDD, |
| 4860 | CDF_TRACE_LEVEL_ERROR, |
| 4861 | "%s: Failed to parse cckm ie data", |
| 4862 | __func__); |
| 4863 | goto exit; |
| 4864 | } |
| 4865 | |
| 4866 | if (cckmIeLen > DOT11F_IE_RSN_MAX_LEN) { |
| 4867 | CDF_TRACE(CDF_MODULE_ID_HDD, |
| 4868 | CDF_TRACE_LEVEL_ERROR, |
| 4869 | "%s: CCKM Ie input length is more than max[%d]", |
| 4870 | __func__, DOT11F_IE_RSN_MAX_LEN); |
| 4871 | if (NULL != cckmIe) { |
| 4872 | cdf_mem_free(cckmIe); |
| 4873 | cckmIe = NULL; |
| 4874 | } |
| 4875 | ret = -EINVAL; |
| 4876 | goto exit; |
| 4877 | } |
| 4878 | |
| 4879 | sme_set_cckm_ie(hdd_ctx->hHal, adapter->sessionId, |
| 4880 | cckmIe, cckmIeLen); |
| 4881 | if (NULL != cckmIe) { |
| 4882 | cdf_mem_free(cckmIe); |
| 4883 | cckmIe = NULL; |
| 4884 | } |
| 4885 | |
| 4886 | exit: |
| 4887 | return ret; |
| 4888 | } |
| 4889 | |
| 4890 | static int drv_cmd_ccx_beacon_req(hdd_adapter_t *adapter, |
| 4891 | hdd_context_t *hdd_ctx, |
| 4892 | uint8_t *command, |
| 4893 | uint8_t command_len, |
| 4894 | hdd_priv_data_t *priv_data) |
| 4895 | { |
| 4896 | int ret; |
| 4897 | uint8_t *value = command; |
| 4898 | tCsrEseBeaconReq eseBcnReq; |
| 4899 | CDF_STATUS status = CDF_STATUS_SUCCESS; |
| 4900 | |
| 4901 | if (WLAN_HDD_INFRA_STATION != adapter->device_mode) { |
| 4902 | hdd_warn("Unsupported in mode %s(%d)", |
| 4903 | hdd_device_mode_to_string(adapter->device_mode), |
| 4904 | adapter->device_mode); |
| 4905 | return -EINVAL; |
| 4906 | } |
| 4907 | |
| 4908 | ret = hdd_parse_ese_beacon_req(value, &eseBcnReq); |
| 4909 | if (ret) { |
| 4910 | CDF_TRACE(CDF_MODULE_ID_HDD, |
| 4911 | CDF_TRACE_LEVEL_ERROR, |
| 4912 | "%s: Failed to parse ese beacon req", |
| 4913 | __func__); |
| 4914 | goto exit; |
| 4915 | } |
| 4916 | |
| 4917 | if (!hdd_conn_is_connected(WLAN_HDD_GET_STATION_CTX_PTR(adapter))) { |
| 4918 | hddLog(CDF_TRACE_LEVEL_INFO, FL("Not associated")); |
| 4919 | hdd_indicate_ese_bcn_report_no_results(adapter, |
| 4920 | eseBcnReq.bcnReq[0].measurementToken, |
| 4921 | 0x02, /* BIT(1) set for measurement done */ |
| 4922 | 0); /* no BSS */ |
| 4923 | goto exit; |
| 4924 | } |
| 4925 | |
| 4926 | status = sme_set_ese_beacon_request(hdd_ctx->hHal, |
| 4927 | adapter->sessionId, |
| 4928 | &eseBcnReq); |
| 4929 | |
| 4930 | if (CDF_STATUS_E_RESOURCES == status) { |
| 4931 | hddLog(CDF_TRACE_LEVEL_INFO, |
| 4932 | FL("sme_set_ese_beacon_request failed (%d), a request already in progress"), |
| 4933 | status); |
| 4934 | ret = -EBUSY; |
| 4935 | goto exit; |
| 4936 | } else if (CDF_STATUS_SUCCESS != status) { |
| 4937 | CDF_TRACE(CDF_MODULE_ID_HDD, |
| 4938 | CDF_TRACE_LEVEL_ERROR, |
| 4939 | "%s: sme_set_ese_beacon_request failed (%d)", |
| 4940 | __func__, status); |
| 4941 | ret = -EINVAL; |
| 4942 | goto exit; |
| 4943 | } |
| 4944 | |
| 4945 | exit: |
| 4946 | return ret; |
| 4947 | } |
| 4948 | #endif /* #if defined(FEATURE_WLAN_ESE) && defined(FEATURE_WLAN_ESE_UPLOAD) */ |
| 4949 | |
| 4950 | static int drv_cmd_set_mc_rate(hdd_adapter_t *adapter, |
| 4951 | hdd_context_t *hdd_ctx, |
| 4952 | uint8_t *command, |
| 4953 | uint8_t command_len, |
| 4954 | hdd_priv_data_t *priv_data) |
| 4955 | { |
| 4956 | int ret = 0; |
| 4957 | uint8_t *value = command; |
| 4958 | int targetRate; |
| 4959 | |
| 4960 | /* input value is in units of hundred kbps */ |
| 4961 | |
| 4962 | /* Move pointer to ahead of SETMCRATE<delimiter> */ |
| 4963 | value = value + command_len + 1; |
| 4964 | |
| 4965 | /* Convert the value from ascii to integer, decimal base */ |
| 4966 | ret = kstrtouint(value, 10, &targetRate); |
| 4967 | |
| 4968 | ret = wlan_hdd_set_mc_rate(adapter, targetRate); |
| 4969 | return ret; |
| 4970 | } |
| 4971 | |
| 4972 | static int drv_cmd_max_tx_power(hdd_adapter_t *adapter, |
| 4973 | hdd_context_t *hdd_ctx, |
| 4974 | uint8_t *command, |
| 4975 | uint8_t command_len, |
| 4976 | hdd_priv_data_t *priv_data) |
| 4977 | { |
| 4978 | int ret = 0; |
| 4979 | int status; |
| 4980 | int txPower; |
| 4981 | CDF_STATUS cdf_status; |
| 4982 | CDF_STATUS smeStatus; |
| 4983 | uint8_t *value = command; |
Srinivas Girigowda | 9721523 | 2015-09-24 12:26:28 -0700 | [diff] [blame] | 4984 | struct cdf_mac_addr bssid = CDF_MAC_ADDR_BROADCAST_INITIALIZER; |
| 4985 | struct cdf_mac_addr selfMac = CDF_MAC_ADDR_BROADCAST_INITIALIZER; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 4986 | hdd_adapter_list_node_t *pAdapterNode = NULL; |
| 4987 | hdd_adapter_list_node_t *pNext = NULL; |
| 4988 | |
| 4989 | status = hdd_parse_setmaxtxpower_command(value, &txPower); |
| 4990 | if (status) { |
| 4991 | CDF_TRACE(CDF_MODULE_ID_HDD, |
| 4992 | CDF_TRACE_LEVEL_ERROR, |
| 4993 | "Invalid MAXTXPOWER command "); |
| 4994 | ret = -EINVAL; |
| 4995 | goto exit; |
| 4996 | } |
| 4997 | |
| 4998 | cdf_status = hdd_get_front_adapter(hdd_ctx, &pAdapterNode); |
| 4999 | while (NULL != pAdapterNode |
| 5000 | && CDF_STATUS_SUCCESS == cdf_status) { |
| 5001 | adapter = pAdapterNode->pAdapter; |
| 5002 | /* Assign correct self MAC address */ |
Srinivas Girigowda | 9721523 | 2015-09-24 12:26:28 -0700 | [diff] [blame] | 5003 | cdf_copy_macaddr(&bssid, |
| 5004 | &adapter->macAddressCurrent); |
| 5005 | cdf_copy_macaddr(&selfMac, |
| 5006 | &adapter->macAddressCurrent); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 5007 | |
| 5008 | hddLog(CDF_TRACE_LEVEL_INFO, |
| 5009 | "Device mode %d max tx power %d selfMac: " MAC_ADDRESS_STR " bssId: " MAC_ADDRESS_STR " ", |
| 5010 | adapter->device_mode, txPower, |
Srinivas Girigowda | 9721523 | 2015-09-24 12:26:28 -0700 | [diff] [blame] | 5011 | MAC_ADDR_ARRAY(selfMac.bytes), |
| 5012 | MAC_ADDR_ARRAY(bssid.bytes)); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 5013 | |
Srinivas Girigowda | 9721523 | 2015-09-24 12:26:28 -0700 | [diff] [blame] | 5014 | smeStatus = sme_set_max_tx_power(hdd_ctx->hHal, |
| 5015 | bssid, selfMac, txPower); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 5016 | if (CDF_STATUS_SUCCESS != status) { |
| 5017 | hddLog(CDF_TRACE_LEVEL_ERROR, |
| 5018 | "%s:Set max tx power failed", |
| 5019 | __func__); |
| 5020 | ret = -EINVAL; |
| 5021 | goto exit; |
| 5022 | } |
| 5023 | hddLog(CDF_TRACE_LEVEL_INFO, |
| 5024 | "%s: Set max tx power success", |
| 5025 | __func__); |
| 5026 | cdf_status = hdd_get_next_adapter(hdd_ctx, pAdapterNode, |
| 5027 | &pNext); |
| 5028 | pAdapterNode = pNext; |
| 5029 | } |
| 5030 | |
| 5031 | exit: |
| 5032 | return ret; |
| 5033 | } |
| 5034 | |
| 5035 | static int drv_cmd_set_dfs_scan_mode(hdd_adapter_t *adapter, |
| 5036 | hdd_context_t *hdd_ctx, |
| 5037 | uint8_t *command, |
| 5038 | uint8_t command_len, |
| 5039 | hdd_priv_data_t *priv_data) |
| 5040 | { |
| 5041 | int ret = 0; |
| 5042 | uint8_t *value = command; |
| 5043 | uint8_t dfsScanMode = CFG_ROAMING_DFS_CHANNEL_DEFAULT; |
| 5044 | |
| 5045 | /* Move pointer to ahead of SETDFSSCANMODE<delimiter> */ |
| 5046 | value = value + command_len + 1; |
| 5047 | |
| 5048 | /* Convert the value from ascii to integer */ |
| 5049 | ret = kstrtou8(value, 10, &dfsScanMode); |
| 5050 | if (ret < 0) { |
| 5051 | /* |
| 5052 | * If the input value is greater than max value of datatype, |
| 5053 | * then also kstrtou8 fails |
| 5054 | */ |
| 5055 | CDF_TRACE(CDF_MODULE_ID_HDD, |
| 5056 | CDF_TRACE_LEVEL_ERROR, |
| 5057 | "%s: kstrtou8 failed range [%d - %d]", |
| 5058 | __func__, CFG_ROAMING_DFS_CHANNEL_MIN, |
| 5059 | CFG_ROAMING_DFS_CHANNEL_MAX); |
| 5060 | ret = -EINVAL; |
| 5061 | goto exit; |
| 5062 | } |
| 5063 | |
| 5064 | if ((dfsScanMode < CFG_ROAMING_DFS_CHANNEL_MIN) || |
| 5065 | (dfsScanMode > CFG_ROAMING_DFS_CHANNEL_MAX)) { |
| 5066 | CDF_TRACE(CDF_MODULE_ID_HDD, |
| 5067 | CDF_TRACE_LEVEL_ERROR, |
| 5068 | "dfsScanMode value %d is out of range (Min: %d Max: %d)", |
| 5069 | dfsScanMode, |
| 5070 | CFG_ROAMING_DFS_CHANNEL_MIN, |
| 5071 | CFG_ROAMING_DFS_CHANNEL_MAX); |
| 5072 | ret = -EINVAL; |
| 5073 | goto exit; |
| 5074 | } |
| 5075 | |
| 5076 | CDF_TRACE(CDF_MODULE_ID_HDD, CDF_TRACE_LEVEL_INFO, |
| 5077 | "%s: Received Command to Set DFS Scan Mode = %d", |
| 5078 | __func__, dfsScanMode); |
| 5079 | |
Deepak Dhamdhere | 29b3b2f | 2015-01-22 11:09:55 -0800 | [diff] [blame] | 5080 | /* When DFS scanning is disabled, the DFS channels need to be |
| 5081 | * removed from the operation of device. |
| 5082 | */ |
| 5083 | ret = wlan_hdd_disable_dfs_chan_scan(hdd_ctx, adapter, |
| 5084 | (dfsScanMode == CFG_ROAMING_DFS_CHANNEL_DISABLED)); |
| 5085 | if (ret < 0) { |
| 5086 | /* Some conditions prevented it from disabling DFS channels */ |
| 5087 | hddLog(LOGE, |
| 5088 | FL("disable/enable DFS channel request was denied")); |
| 5089 | goto exit; |
| 5090 | } |
| 5091 | |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 5092 | hdd_ctx->config->allowDFSChannelRoam = dfsScanMode; |
| 5093 | sme_update_dfs_scan_mode(hdd_ctx->hHal, adapter->sessionId, |
| 5094 | dfsScanMode); |
| 5095 | |
| 5096 | exit: |
| 5097 | return ret; |
| 5098 | } |
| 5099 | |
| 5100 | static int drv_cmd_get_dfs_scan_mode(hdd_adapter_t *adapter, |
| 5101 | hdd_context_t *hdd_ctx, |
| 5102 | uint8_t *command, |
| 5103 | uint8_t command_len, |
| 5104 | hdd_priv_data_t *priv_data) |
| 5105 | { |
| 5106 | int ret = 0; |
| 5107 | uint8_t dfsScanMode = sme_get_dfs_scan_mode(hdd_ctx->hHal); |
| 5108 | char extra[32]; |
| 5109 | uint8_t len = 0; |
| 5110 | |
| 5111 | len = scnprintf(extra, sizeof(extra), "%s %d", command, dfsScanMode); |
| 5112 | len = CDF_MIN(priv_data->total_len, len + 1); |
| 5113 | if (copy_to_user(priv_data->buf, &extra, len)) { |
| 5114 | CDF_TRACE(CDF_MODULE_ID_HDD, |
| 5115 | CDF_TRACE_LEVEL_ERROR, |
| 5116 | "%s: failed to copy data to user buffer", |
| 5117 | __func__); |
| 5118 | ret = -EFAULT; |
| 5119 | } |
| 5120 | |
| 5121 | return ret; |
| 5122 | } |
| 5123 | |
| 5124 | static int drv_cmd_get_link_status(hdd_adapter_t *adapter, |
| 5125 | hdd_context_t *hdd_ctx, |
| 5126 | uint8_t *command, |
| 5127 | uint8_t command_len, |
| 5128 | hdd_priv_data_t *priv_data) |
| 5129 | { |
| 5130 | int ret = 0; |
| 5131 | int value = wlan_hdd_get_link_status(adapter); |
| 5132 | char extra[32]; |
| 5133 | uint8_t len; |
| 5134 | |
| 5135 | len = scnprintf(extra, sizeof(extra), "%s %d", command, value); |
| 5136 | len = CDF_MIN(priv_data->total_len, len + 1); |
| 5137 | if (copy_to_user(priv_data->buf, &extra, len)) { |
| 5138 | CDF_TRACE(CDF_MODULE_ID_HDD, |
| 5139 | CDF_TRACE_LEVEL_ERROR, |
| 5140 | "%s: failed to copy data to user buffer", |
| 5141 | __func__); |
| 5142 | ret = -EFAULT; |
| 5143 | } |
| 5144 | |
| 5145 | return ret; |
| 5146 | } |
| 5147 | |
| 5148 | #ifdef WLAN_FEATURE_EXTWOW_SUPPORT |
| 5149 | static int drv_cmd_enable_ext_wow(hdd_adapter_t *adapter, |
| 5150 | hdd_context_t *hdd_ctx, |
| 5151 | uint8_t *command, |
| 5152 | uint8_t command_len, |
| 5153 | hdd_priv_data_t *priv_data) |
| 5154 | { |
| 5155 | uint8_t *value = command; |
| 5156 | int set_value; |
| 5157 | |
| 5158 | /* Move pointer to ahead of ENABLEEXTWOW */ |
| 5159 | value = value + command_len; |
| 5160 | |
| 5161 | sscanf(value, "%d", &set_value); |
| 5162 | |
| 5163 | return hdd_enable_ext_wow_parser(adapter, |
| 5164 | adapter->sessionId, |
| 5165 | set_value); |
| 5166 | } |
| 5167 | |
| 5168 | static int drv_cmd_set_app1_params(hdd_adapter_t *adapter, |
| 5169 | hdd_context_t *hdd_ctx, |
| 5170 | uint8_t *command, |
| 5171 | uint8_t command_len, |
| 5172 | hdd_priv_data_t *priv_data) |
| 5173 | { |
| 5174 | int ret; |
| 5175 | uint8_t *value = command; |
| 5176 | |
| 5177 | /* Move pointer to ahead of SETAPP1PARAMS */ |
| 5178 | value = value + command_len; |
| 5179 | |
| 5180 | ret = hdd_set_app_type1_parser(adapter, |
| 5181 | value, strlen(value)); |
| 5182 | if (ret >= 0) |
| 5183 | hdd_ctx->is_extwow_app_type1_param_set = true; |
| 5184 | |
| 5185 | return ret; |
| 5186 | } |
| 5187 | |
| 5188 | static int drv_cmd_set_app2_params(hdd_adapter_t *adapter, |
| 5189 | hdd_context_t *hdd_ctx, |
| 5190 | uint8_t *command, |
| 5191 | uint8_t command_len, |
| 5192 | hdd_priv_data_t *priv_data) |
| 5193 | { |
| 5194 | int ret; |
| 5195 | uint8_t *value = command; |
| 5196 | |
| 5197 | /* Move pointer to ahead of SETAPP2PARAMS */ |
| 5198 | value = value + command_len; |
| 5199 | |
| 5200 | ret = hdd_set_app_type2_parser(adapter, value, strlen(value)); |
| 5201 | if (ret >= 0) |
| 5202 | hdd_ctx->is_extwow_app_type2_param_set = true; |
| 5203 | |
| 5204 | return ret; |
| 5205 | } |
| 5206 | #endif /* WLAN_FEATURE_EXTWOW_SUPPORT */ |
| 5207 | |
| 5208 | #ifdef FEATURE_WLAN_TDLS |
| 5209 | /** |
| 5210 | * drv_cmd_tdls_secondary_channel_offset() - secondary tdls off channel offset |
| 5211 | * @adapter: Pointer to the HDD adapter |
| 5212 | * @hdd_ctx: Pointer to the HDD context |
| 5213 | * @command: Driver command string |
| 5214 | * @command_len: Driver command string length |
| 5215 | * @priv_data: Private data coming with the driver command. Unused here |
| 5216 | * |
| 5217 | * This function handles driver command that sets the secondary tdls off channel |
| 5218 | * offset |
| 5219 | * |
| 5220 | * Return: 0 on success; negative errno otherwise |
| 5221 | */ |
| 5222 | static int drv_cmd_tdls_secondary_channel_offset(hdd_adapter_t *adapter, |
| 5223 | hdd_context_t *hdd_ctx, |
| 5224 | uint8_t *command, |
| 5225 | uint8_t command_len, |
| 5226 | hdd_priv_data_t *priv_data) |
| 5227 | { |
| 5228 | int ret; |
| 5229 | uint8_t *value = command; |
| 5230 | int set_value; |
| 5231 | |
| 5232 | /* Move pointer to point the string */ |
| 5233 | value += command_len; |
| 5234 | |
| 5235 | ret = sscanf(value, "%d", &set_value); |
| 5236 | if (ret != 1) |
| 5237 | return -EINVAL; |
| 5238 | |
| 5239 | hddLog(LOG1, FL("Tdls offchannel offset:%d"), set_value); |
| 5240 | |
| 5241 | ret = hdd_set_tdls_secoffchanneloffset(hdd_ctx, set_value); |
| 5242 | |
| 5243 | return ret; |
| 5244 | } |
| 5245 | |
| 5246 | /** |
| 5247 | * drv_cmd_tdls_off_channel_mode() - set tdls off channel mode |
| 5248 | * @adapter: Pointer to the HDD adapter |
| 5249 | * @hdd_ctx: Pointer to the HDD context |
| 5250 | * @command: Driver command string |
| 5251 | * @command_len: Driver command string length |
| 5252 | * @priv_data: Private data coming with the driver command. Unused here |
| 5253 | * |
| 5254 | * This function handles driver command that sets tdls off channel mode |
| 5255 | * |
| 5256 | * Return: 0 on success; negative errno otherwise |
| 5257 | */ |
| 5258 | static int drv_cmd_tdls_off_channel_mode(hdd_adapter_t *adapter, |
| 5259 | hdd_context_t *hdd_ctx, |
| 5260 | uint8_t *command, |
| 5261 | uint8_t command_len, |
| 5262 | hdd_priv_data_t *priv_data) |
| 5263 | { |
| 5264 | int ret; |
| 5265 | uint8_t *value = command; |
| 5266 | int set_value; |
| 5267 | |
| 5268 | /* Move pointer to point the string */ |
| 5269 | value += command_len; |
| 5270 | |
| 5271 | ret = sscanf(value, "%d", &set_value); |
| 5272 | if (ret != 1) |
| 5273 | return -EINVAL; |
| 5274 | |
| 5275 | hddLog(LOG1, FL("Tdls offchannel mode:%d"), set_value); |
| 5276 | |
| 5277 | ret = hdd_set_tdls_offchannelmode(adapter, set_value); |
| 5278 | |
| 5279 | return ret; |
| 5280 | } |
| 5281 | |
| 5282 | /** |
| 5283 | * drv_cmd_tdls_off_channel() - set tdls off channel number |
| 5284 | * @adapter: Pointer to the HDD adapter |
| 5285 | * @hdd_ctx: Pointer to the HDD context |
| 5286 | * @command: Driver command string |
| 5287 | * @command_len: Driver command string length |
| 5288 | * @priv_data: Private data coming with the driver command. Unused here |
| 5289 | * |
| 5290 | * This function handles driver command that sets tdls off channel number |
| 5291 | * |
| 5292 | * Return: 0 on success; negative errno otherwise |
| 5293 | */ |
| 5294 | static int drv_cmd_tdls_off_channel(hdd_adapter_t *adapter, |
| 5295 | hdd_context_t *hdd_ctx, |
| 5296 | uint8_t *command, |
| 5297 | uint8_t command_len, |
| 5298 | hdd_priv_data_t *priv_data) |
| 5299 | { |
| 5300 | int ret; |
| 5301 | uint8_t *value = command; |
| 5302 | int set_value; |
| 5303 | |
| 5304 | /* Move pointer to point the string */ |
| 5305 | value += command_len; |
| 5306 | |
| 5307 | ret = sscanf(value, "%d", &set_value); |
| 5308 | if (ret != 1) |
| 5309 | return -EINVAL; |
| 5310 | |
| 5311 | hddLog(LOG1, FL("Tdls offchannel num: %d"), set_value); |
| 5312 | |
| 5313 | ret = hdd_set_tdls_offchannel(hdd_ctx, set_value); |
| 5314 | |
| 5315 | return ret; |
| 5316 | } |
| 5317 | |
| 5318 | /** |
| 5319 | * drv_cmd_tdls_scan() - set tdls scan type |
| 5320 | * @adapter: Pointer to the HDD adapter |
| 5321 | * @hdd_ctx: Pointer to the HDD context |
| 5322 | * @command: Driver command string |
| 5323 | * @command_len: Driver command string length |
| 5324 | * @priv_data: Private data coming with the driver command. Unused here |
| 5325 | * |
| 5326 | * This function handles driver command that sets tdls scan type |
| 5327 | * |
| 5328 | * Return: 0 on success; negative errno otherwise |
| 5329 | */ |
| 5330 | static int drv_cmd_tdls_scan(hdd_adapter_t *adapter, |
| 5331 | hdd_context_t *hdd_ctx, |
| 5332 | uint8_t *command, |
| 5333 | uint8_t command_len, |
| 5334 | hdd_priv_data_t *priv_data) |
| 5335 | { |
| 5336 | int ret; |
| 5337 | uint8_t *value = command; |
| 5338 | int set_value; |
| 5339 | |
| 5340 | /* Move pointer to point the string */ |
| 5341 | value += command_len; |
| 5342 | |
| 5343 | ret = sscanf(value, "%d", &set_value); |
| 5344 | if (ret != 1) |
| 5345 | return -EINVAL; |
| 5346 | |
| 5347 | hddLog(LOG1, FL("Tdls scan type val: %d"), set_value); |
| 5348 | |
| 5349 | ret = hdd_set_tdls_scan_type(hdd_ctx, set_value); |
| 5350 | |
| 5351 | return ret; |
| 5352 | } |
| 5353 | #endif |
| 5354 | |
| 5355 | static int drv_cmd_get_rssi(hdd_adapter_t *adapter, |
| 5356 | hdd_context_t *hdd_ctx, |
| 5357 | uint8_t *command, |
| 5358 | uint8_t command_len, |
| 5359 | hdd_priv_data_t *priv_data) |
| 5360 | { |
Orhan K AKYILDIZ | c409461 | 2015-11-11 18:01:15 -0800 | [diff] [blame] | 5361 | int ret = 0; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 5362 | int8_t rssi = 0; |
| 5363 | char extra[32]; |
Orhan K AKYILDIZ | c409461 | 2015-11-11 18:01:15 -0800 | [diff] [blame] | 5364 | |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 5365 | uint8_t len = 0; |
| 5366 | |
| 5367 | wlan_hdd_get_rssi(adapter, &rssi); |
| 5368 | |
| 5369 | len = scnprintf(extra, sizeof(extra), "%s %d", command, rssi); |
| 5370 | len = CDF_MIN(priv_data->total_len, len + 1); |
| 5371 | |
| 5372 | if (copy_to_user(priv_data->buf, &extra, len)) { |
| 5373 | hddLog(LOGE, FL("Failed to copy data to user buffer")); |
| 5374 | ret = -EFAULT; |
| 5375 | } |
| 5376 | |
| 5377 | return ret; |
| 5378 | } |
| 5379 | |
| 5380 | static int drv_cmd_get_linkspeed(hdd_adapter_t *adapter, |
| 5381 | hdd_context_t *hdd_ctx, |
| 5382 | uint8_t *command, |
| 5383 | uint8_t command_len, |
| 5384 | hdd_priv_data_t *priv_data) |
| 5385 | { |
| 5386 | int ret; |
| 5387 | uint32_t link_speed = 0; |
| 5388 | char extra[32]; |
| 5389 | uint8_t len = 0; |
| 5390 | |
| 5391 | ret = wlan_hdd_get_link_speed(adapter, &link_speed); |
| 5392 | if (0 != ret) |
| 5393 | return ret; |
| 5394 | |
| 5395 | len = scnprintf(extra, sizeof(extra), "%s %d", command, link_speed); |
| 5396 | len = CDF_MIN(priv_data->total_len, len + 1); |
| 5397 | if (copy_to_user(priv_data->buf, &extra, len)) { |
| 5398 | hddLog(LOGE, FL("Failed to copy data to user buffer")); |
| 5399 | ret = -EFAULT; |
| 5400 | } |
| 5401 | |
| 5402 | return ret; |
| 5403 | } |
| 5404 | |
| 5405 | #ifdef FEATURE_NAPI |
| 5406 | /** |
| 5407 | * hdd_parse_napi() - helper functions to drv_cmd_napi |
| 5408 | * @str : source string to parse |
| 5409 | * @cmd : pointer to cmd part after parsing |
| 5410 | * @sub : pointer to subcmd part after parsing |
| 5411 | * @aux : pointer to optional aux part after parsing |
| 5412 | * |
| 5413 | * Example: |
| 5414 | * NAPI SCALE <n> +-- IN str |
| 5415 | * | | +------ OUT aux |
| 5416 | * | +------------ OUT subcmd |
| 5417 | * +----------------- OUT cmd |
| 5418 | * |
| 5419 | * Return: ==0: success; !=0: failure |
| 5420 | */ |
| 5421 | static int hdd_parse_napi(char **str, char **cmd, char **sub, char **aux) |
| 5422 | { |
| 5423 | int rc; |
| 5424 | char *token, *lcmd = NULL, *lsub = NULL, *laux = NULL; |
| 5425 | |
| 5426 | NAPI_DEBUG("-->\n"); |
| 5427 | |
| 5428 | token = strsep(str, " \t"); |
| 5429 | if (NULL == token) { |
| 5430 | hdd_err("cannot parse cmd"); |
| 5431 | goto parse_end; |
| 5432 | } |
| 5433 | lcmd = token; |
| 5434 | |
| 5435 | token = strsep(str, " \t"); |
| 5436 | if (NULL == token) { |
| 5437 | hdd_err("cannot parse subcmd"); |
| 5438 | goto parse_end; |
| 5439 | } |
| 5440 | lsub = token; |
| 5441 | |
| 5442 | token = strsep(str, " \t"); |
| 5443 | if (NULL == token) |
| 5444 | hdd_warn("cannot parse aux\n"); |
| 5445 | else |
| 5446 | laux = token; |
| 5447 | |
| 5448 | parse_end: |
| 5449 | if ((NULL == lcmd) || (NULL == lsub)) |
| 5450 | rc = -EINVAL; |
| 5451 | else { |
| 5452 | rc = 0; |
| 5453 | *cmd = lcmd; |
| 5454 | *sub = lsub; |
| 5455 | if (NULL != aux) |
| 5456 | *aux = laux; |
| 5457 | } |
| 5458 | NAPI_DEBUG("<--[rc=%d]\n", rc); |
| 5459 | return rc; |
| 5460 | } |
| 5461 | |
| 5462 | |
| 5463 | /** |
| 5464 | * hdd_parse_stats() - print NAPI stats into a buffer |
| 5465 | * @buf : buffer to write stats into |
| 5466 | * @max : "size of buffer" |
| 5467 | * @idp : NULL: all stats, otherwise, ptr to the NAPI instance |
| 5468 | * @napid: binary structure to retrieve the stats from |
| 5469 | * |
| 5470 | * Return: number of bytes written into the buffer |
| 5471 | */ |
| 5472 | int hdd_napi_stats(char *buf, |
| 5473 | int max, |
| 5474 | char *indp, |
| 5475 | struct qca_napi_data *napid) |
| 5476 | { |
| 5477 | int n = 0; |
| 5478 | int i, j, k; /* NAPI, CPU, bucket indices */ |
| 5479 | int from, to; |
| 5480 | struct qca_napi_info *napii; |
| 5481 | struct qca_napi_stat *napis; |
| 5482 | |
| 5483 | NAPI_DEBUG("-->\n"); |
| 5484 | |
Orhan K AKYILDIZ | c409461 | 2015-11-11 18:01:15 -0800 | [diff] [blame] | 5485 | if (NULL == napid) |
| 5486 | return n; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 5487 | if (NULL == indp) { |
| 5488 | from = 0; |
Orhan K AKYILDIZ | c409461 | 2015-11-11 18:01:15 -0800 | [diff] [blame] | 5489 | to = CE_COUNT_MAX; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 5490 | } else { |
| 5491 | if (0 > kstrtoint(indp, 10, &to)) { |
| 5492 | from = 0; |
Orhan K AKYILDIZ | c409461 | 2015-11-11 18:01:15 -0800 | [diff] [blame] | 5493 | to = CE_COUNT_MAX; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 5494 | } else |
| 5495 | from = to; |
| 5496 | } |
| 5497 | |
| 5498 | for (i = from; i < to; i++) |
| 5499 | if (napid->ce_map & (0x01 << i)) { |
| 5500 | napii = &(napid->napis[i]); |
| 5501 | for (j = 0; j < NR_CPUS; j++) { |
| 5502 | napis = &(napii->stats[j]); |
| 5503 | n += scnprintf(buf + n, max - n, |
| 5504 | "STATS: NAPI[%d] CPU: %d scheds: %d polls: %d completes: %d done: %d ", |
| 5505 | i, j, |
| 5506 | napis->napi_schedules, |
| 5507 | napis->napi_polls, |
| 5508 | napis->napi_completes, |
| 5509 | napis->napi_workdone); |
| 5510 | |
| 5511 | for (k = 0; k < QCA_NAPI_NUM_BUCKETS; k++) { |
| 5512 | n += scnprintf( |
| 5513 | buf + n, max - n, |
| 5514 | " %d", |
| 5515 | napis->napi_budget_uses[k]); |
| 5516 | } |
| 5517 | n += scnprintf(buf+n, max - n, "\n"); |
| 5518 | } |
| 5519 | } |
| 5520 | |
| 5521 | NAPI_DEBUG("<--[n=%d]\n", n); |
| 5522 | return n; |
| 5523 | } |
| 5524 | |
| 5525 | /** |
| 5526 | * napi_set_scale() - sets the scale attribute in all NAPI entries |
| 5527 | * @sc : scale to set |
| 5528 | * |
| 5529 | * Return: void |
| 5530 | */ |
| 5531 | static void napi_set_scale(uint8_t sc) |
| 5532 | { |
| 5533 | uint32_t i; |
| 5534 | struct qca_napi_data *napi_data; |
| 5535 | |
| 5536 | napi_data = hdd_napi_get_all(); |
Orhan K AKYILDIZ | c409461 | 2015-11-11 18:01:15 -0800 | [diff] [blame] | 5537 | if (likely(NULL != napi_data)) |
| 5538 | for (i = 0; i < CE_COUNT_MAX; i++) |
| 5539 | if (napi_data->ce_map & (0x01 << i)) |
| 5540 | napi_data->napis[i].scale = sc; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 5541 | |
| 5542 | return; |
| 5543 | } |
| 5544 | /** |
| 5545 | * drv_cmd_napi() - processes NAPI commands |
| 5546 | * @adapter : net_device |
| 5547 | * @hdd_ctx : HDD context |
| 5548 | * @command : command string from user command (including "NAPI") |
| 5549 | * @command_len: length of command |
| 5550 | * @priv_data : ifr_data |
| 5551 | * |
| 5552 | * Commands supported: |
| 5553 | * NAPI ENABLE : enables NAPI administratively. Note that this may not |
| 5554 | * enable NAPI functionally, as some other conditions |
| 5555 | * may not have been satisfied yet |
| 5556 | * NAPI DISABLE : reverse operation of "enable" |
| 5557 | * NAPI STATUS : get global status of NAPI instances |
| 5558 | * NAPI STATS [<n>] : get the stats for a given NAPI instance |
| 5559 | * NAPI SCALE <n> : set the scale factor |
| 5560 | * |
Orhan K AKYILDIZ | c409461 | 2015-11-11 18:01:15 -0800 | [diff] [blame] | 5561 | * Return: 0: success; !0: failure |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 5562 | */ |
| 5563 | static int drv_cmd_napi(hdd_adapter_t *adapter, |
| 5564 | hdd_context_t *hdd_ctx, |
| 5565 | uint8_t *command, |
| 5566 | uint8_t command_len, |
| 5567 | hdd_priv_data_t *priv_data) |
| 5568 | { |
| 5569 | int rc = 0; |
| 5570 | int n, l; |
| 5571 | char *cmd = NULL, *subcmd = NULL, *aux = NULL; |
| 5572 | char *synopsis = "NAPI ENABLE\n" |
| 5573 | "NAPI DISABLE\n" |
| 5574 | "NAPI STATUS\n" |
| 5575 | "NAPI STATS [<n>] -- if no <n> then all\n" |
| 5576 | "NAPI SCALE <n> -- set the scale\n"; |
| 5577 | char *reply = NULL; |
| 5578 | |
| 5579 | /* make a local copy, as strsep modifies the str in place */ |
| 5580 | char *str = NULL; |
| 5581 | |
| 5582 | NAPI_DEBUG("-->\n"); |
| 5583 | |
| 5584 | /** |
| 5585 | * NOTE TO MAINTAINER: from this point to the end of the function, |
| 5586 | * please do not return anywhere in the code except the very end |
| 5587 | * to avoid memory leakage (goto end_drv_napi instead) |
| 5588 | * or make sure that reply+str is freed |
| 5589 | */ |
| 5590 | reply = kmalloc(MAX_USER_COMMAND_SIZE, GFP_KERNEL); |
| 5591 | if (NULL == reply) { |
| 5592 | hdd_err("could not allocate reply buffer"); |
| 5593 | rc = -ENOMEM; |
| 5594 | goto end_drv_napi; |
| 5595 | } |
| 5596 | |
| 5597 | str = kmalloc(strlen(command) + 1, GFP_KERNEL); |
| 5598 | if (NULL == str) { |
| 5599 | hdd_err("could not allocate copy of input buffer"); |
| 5600 | rc = -ENOMEM; |
| 5601 | goto end_drv_napi; |
| 5602 | } |
| 5603 | |
| 5604 | strlcpy(str, command, strlen(command) + 1); |
| 5605 | hdd_debug("parsing command into cmd=0x%p sub=0x%p aux=0x%p\n", |
| 5606 | cmd, subcmd, aux); |
| 5607 | |
| 5608 | |
| 5609 | rc = hdd_parse_napi(&str, &cmd, &subcmd, &aux); |
| 5610 | |
| 5611 | if (0 != rc) { |
| 5612 | const char *msg = "unknown or badly formatted cmd\n%s"; |
| 5613 | l = CDF_MIN(MAX_USER_COMMAND_SIZE, |
| 5614 | strlen(msg)+strlen(synopsis)); |
| 5615 | n = scnprintf(reply, l, msg, synopsis); |
| 5616 | |
| 5617 | if (copy_to_user(priv_data->buf, reply, |
| 5618 | CDF_MIN(priv_data->total_len, l))) |
| 5619 | hdd_err("failed to copy data to user buffer"); |
| 5620 | hdd_debug("reply: %s", reply); |
| 5621 | |
| 5622 | rc = -EINVAL; |
| 5623 | } else { |
| 5624 | hdd_debug("cmd=(%s) subcmd=(%s) aux=(%s)\n", |
| 5625 | cmd, subcmd, aux); |
| 5626 | if (!strcmp(subcmd, "ENABLE")) |
| 5627 | hdd_napi_event(NAPI_EVT_CMD_STATE, (void *)1); |
| 5628 | else if (!strcmp(subcmd, "DISABLE")) |
| 5629 | hdd_napi_event(NAPI_EVT_CMD_STATE, (void *)0); |
| 5630 | else if (!strcmp(subcmd, "STATUS")) { |
| 5631 | int n = 0; |
| 5632 | uint32_t i; |
| 5633 | struct qca_napi_data *napi_data; |
| 5634 | |
| 5635 | napi_data = hdd_napi_get_all(); |
Orhan K AKYILDIZ | c409461 | 2015-11-11 18:01:15 -0800 | [diff] [blame] | 5636 | if (unlikely(NULL == napi_data)) |
| 5637 | goto status_end; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 5638 | n += scnprintf(reply+n, MAX_USER_COMMAND_SIZE - n, |
| 5639 | "NAPI state: 0x%08x map: 0x%08x\n", |
| 5640 | napi_data->state, |
| 5641 | napi_data->ce_map); |
| 5642 | |
Orhan K AKYILDIZ | c409461 | 2015-11-11 18:01:15 -0800 | [diff] [blame] | 5643 | for (i = 0; i < CE_COUNT_MAX; i++) |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 5644 | if (napi_data->ce_map & (0x01 << i)) { |
| 5645 | n += scnprintf( |
| 5646 | reply + n, |
| 5647 | MAX_USER_COMMAND_SIZE - n, |
| 5648 | "#%d: id: %d, scale=%d\n", |
| 5649 | i, |
| 5650 | napi_data->napis[i].id, |
| 5651 | napi_data->napis[i].scale); |
| 5652 | } |
Orhan K AKYILDIZ | c409461 | 2015-11-11 18:01:15 -0800 | [diff] [blame] | 5653 | status_end: |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 5654 | hdd_info("wlan: STATUS DATA:\n%s", reply); |
| 5655 | if (copy_to_user(priv_data->buf, reply, |
| 5656 | CDF_MIN(n, priv_data->total_len))) |
| 5657 | rc = -EINVAL; |
| 5658 | } else if (!strcmp(subcmd, "STATS")) { |
| 5659 | int n = 0; |
| 5660 | struct qca_napi_data *napi_data; |
| 5661 | |
| 5662 | napi_data = hdd_napi_get_all(); |
Orhan K AKYILDIZ | c409461 | 2015-11-11 18:01:15 -0800 | [diff] [blame] | 5663 | if (NULL != napi_data) { |
| 5664 | n = hdd_napi_stats(reply, MAX_USER_COMMAND_SIZE, |
| 5665 | aux, napi_data); |
| 5666 | NAPI_DEBUG("STATS: returns %d\n", n); |
| 5667 | } |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 5668 | if (n > 0) { |
| 5669 | if (copy_to_user(priv_data->buf, reply, |
| 5670 | CDF_MIN(priv_data->total_len, |
| 5671 | n))) |
| 5672 | rc = -EINVAL; |
| 5673 | hdd_info("wlan: STATS_DATA\n%s\n", reply); |
| 5674 | } else |
| 5675 | rc = -EINVAL; |
| 5676 | } else if (!strcmp(subcmd, "SCALE")) { |
| 5677 | if (NULL == aux) { |
| 5678 | rc = -EINVAL; |
| 5679 | hdd_err("wlan: SCALE cmd requires <n>"); |
| 5680 | } else { |
| 5681 | uint8_t sc; |
| 5682 | rc = kstrtou8(aux, 10, &sc); |
| 5683 | if (rc) { |
| 5684 | hdd_err("wlan: bad scale (%s)", aux); |
| 5685 | rc = -EINVAL; |
| 5686 | } else |
| 5687 | napi_set_scale(sc); |
| 5688 | } |
| 5689 | } /* SCALE */ |
| 5690 | } |
| 5691 | end_drv_napi: |
| 5692 | if (NULL != str) |
| 5693 | kfree(str); |
| 5694 | if (NULL != reply) |
| 5695 | kfree(reply); |
| 5696 | |
| 5697 | NAPI_DEBUG("<--[rc=%d]\n", rc); |
| 5698 | return rc; |
| 5699 | } |
| 5700 | #endif /* FEATURE_NAPI */ |
| 5701 | |
| 5702 | /** |
| 5703 | * hdd_set_rx_filter() - set RX filter |
| 5704 | * @adapter: Pointer to adapter |
| 5705 | * @action: Filter action |
| 5706 | * @pattern: Address pattern |
| 5707 | * |
| 5708 | * Address pattern is most significant byte of address for example |
| 5709 | * 0x01 for IPV4 multicast address |
| 5710 | * 0x33 for IPV6 multicast address |
| 5711 | * 0xFF for broadcast address |
| 5712 | * |
| 5713 | * Return: 0 for success, non-zero for failure |
| 5714 | */ |
| 5715 | static int hdd_set_rx_filter(hdd_adapter_t *adapter, bool action, |
| 5716 | uint8_t pattern) |
| 5717 | { |
| 5718 | int ret; |
| 5719 | uint8_t i; |
| 5720 | tHalHandle handle; |
| 5721 | tSirRcvFltMcAddrList *filter; |
| 5722 | hdd_context_t *hdd_ctx = WLAN_HDD_GET_CTX(adapter); |
| 5723 | |
| 5724 | ret = wlan_hdd_validate_context(hdd_ctx); |
| 5725 | if (0 != ret) |
| 5726 | return ret; |
| 5727 | |
| 5728 | handle = hdd_ctx->hHal; |
| 5729 | |
| 5730 | if (NULL == handle) { |
| 5731 | hdd_err("HAL Handle is NULL"); |
| 5732 | return -EINVAL; |
| 5733 | } |
| 5734 | |
| 5735 | /* |
| 5736 | * If action is false it means start dropping packets |
| 5737 | * Set addr_filter_pattern which will be used when sending |
| 5738 | * MC/BC address list to target |
| 5739 | */ |
| 5740 | if (!action) |
| 5741 | adapter->addr_filter_pattern = pattern; |
| 5742 | else |
| 5743 | adapter->addr_filter_pattern = 0; |
| 5744 | |
| 5745 | if (((adapter->device_mode == WLAN_HDD_INFRA_STATION) || |
| 5746 | (adapter->device_mode == WLAN_HDD_P2P_CLIENT)) && |
| 5747 | adapter->mc_addr_list.mc_cnt && |
| 5748 | hdd_conn_is_connected(WLAN_HDD_GET_STATION_CTX_PTR(adapter))) { |
| 5749 | |
| 5750 | |
| 5751 | filter = cdf_mem_malloc(sizeof(*filter)); |
| 5752 | if (NULL == filter) { |
| 5753 | hdd_err("Could not allocate Memory"); |
| 5754 | return -ENOMEM; |
| 5755 | } |
| 5756 | filter->action = action; |
| 5757 | for (i = 0; i < adapter->mc_addr_list.mc_cnt; i++) { |
| 5758 | if (!memcmp(adapter->mc_addr_list.addr[i], |
| 5759 | &pattern, 1)) { |
| 5760 | memcpy(filter->multicastAddr[i], |
| 5761 | adapter->mc_addr_list.addr[i], |
| 5762 | sizeof(adapter->mc_addr_list.addr[i])); |
| 5763 | filter->ulMulticastAddrCnt++; |
Srinivas Girigowda | f2599dd | 2015-11-16 18:20:46 -0800 | [diff] [blame] | 5764 | hdd_info("%s RX filter : addr =" |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 5765 | MAC_ADDRESS_STR, |
| 5766 | action ? "setting" : "clearing", |
| 5767 | MAC_ADDR_ARRAY(filter->multicastAddr[i])); |
| 5768 | } |
| 5769 | } |
| 5770 | /* Set rx filter */ |
| 5771 | sme_8023_multicast_list(handle, adapter->sessionId, filter); |
| 5772 | cdf_mem_free(filter); |
| 5773 | } else { |
Srinivas Girigowda | f2599dd | 2015-11-16 18:20:46 -0800 | [diff] [blame] | 5774 | hdd_info("mode %d mc_cnt %d", |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 5775 | adapter->device_mode, adapter->mc_addr_list.mc_cnt); |
| 5776 | } |
| 5777 | |
| 5778 | return 0; |
| 5779 | } |
| 5780 | |
| 5781 | /** |
| 5782 | * hdd_driver_rxfilter_comand_handler() - RXFILTER driver command handler |
| 5783 | * @command: Pointer to input string driver command |
| 5784 | * @adapter: Pointer to adapter |
| 5785 | * @action: Action to enable/disable filtering |
| 5786 | * |
| 5787 | * If action == false |
| 5788 | * Start filtering out data packets based on type |
| 5789 | * RXFILTER-REMOVE 0 -> Start filtering out unicast data packets |
| 5790 | * RXFILTER-REMOVE 1 -> Start filtering out broadcast data packets |
| 5791 | * RXFILTER-REMOVE 2 -> Start filtering out IPV4 mcast data packets |
| 5792 | * RXFILTER-REMOVE 3 -> Start filtering out IPV6 mcast data packets |
| 5793 | * |
| 5794 | * if action == true |
| 5795 | * Stop filtering data packets based on type |
| 5796 | * RXFILTER-ADD 0 -> Stop filtering unicast data packets |
| 5797 | * RXFILTER-ADD 1 -> Stop filtering broadcast data packets |
| 5798 | * RXFILTER-ADD 2 -> Stop filtering IPV4 mcast data packets |
| 5799 | * RXFILTER-ADD 3 -> Stop filtering IPV6 mcast data packets |
| 5800 | * |
| 5801 | * Current implementation only supports IPV4 address filtering by |
| 5802 | * selectively allowing IPV4 multicast data packest based on |
| 5803 | * address list received in .ndo_set_rx_mode |
| 5804 | * |
| 5805 | * Return: 0 for success, non-zero for failure |
| 5806 | */ |
| 5807 | static int hdd_driver_rxfilter_comand_handler(uint8_t *command, |
| 5808 | hdd_adapter_t *adapter, |
| 5809 | bool action) |
| 5810 | { |
| 5811 | int ret = 0; |
| 5812 | uint8_t *value; |
| 5813 | uint8_t type; |
| 5814 | |
| 5815 | value = command; |
| 5816 | /* Skip space after RXFILTER-REMOVE OR RXFILTER-ADD based on action */ |
| 5817 | if (!action) |
| 5818 | value = command + 16; |
| 5819 | else |
| 5820 | value = command + 13; |
| 5821 | ret = kstrtou8(value, 10, &type); |
| 5822 | if (ret < 0) { |
| 5823 | hdd_err("kstrtou8 failed invalid input value %d", type); |
| 5824 | return -EINVAL; |
| 5825 | } |
| 5826 | |
| 5827 | switch (type) { |
| 5828 | case 2: |
| 5829 | /* Set rx filter for IPV4 multicast data packets */ |
| 5830 | ret = hdd_set_rx_filter(adapter, action, 0x01); |
| 5831 | break; |
| 5832 | default: |
| 5833 | hdd_info("Unsupported RXFILTER type %d", type); |
| 5834 | break; |
| 5835 | } |
| 5836 | |
| 5837 | return ret; |
| 5838 | } |
| 5839 | |
| 5840 | /** |
| 5841 | * drv_cmd_rx_filter_remove() - RXFILTER REMOVE driver command handler |
| 5842 | * @adapter: Pointer to network adapter |
| 5843 | * @hdd_ctx: Pointer to hdd context |
| 5844 | * @command: Pointer to input command |
| 5845 | * @command_len: Command length |
| 5846 | * @priv_data: Pointer to private data in command |
| 5847 | */ |
| 5848 | static int drv_cmd_rx_filter_remove(hdd_adapter_t *adapter, |
| 5849 | hdd_context_t *hdd_ctx, |
| 5850 | uint8_t *command, |
| 5851 | uint8_t command_len, |
| 5852 | hdd_priv_data_t *priv_data) |
| 5853 | { |
| 5854 | return hdd_driver_rxfilter_comand_handler(command, adapter, false); |
| 5855 | } |
| 5856 | |
| 5857 | /** |
| 5858 | * drv_cmd_rx_filter_add() - RXFILTER ADD driver command handler |
| 5859 | * @adapter: Pointer to network adapter |
| 5860 | * @hdd_ctx: Pointer to hdd context |
| 5861 | * @command: Pointer to input command |
| 5862 | * @command_len: Command length |
| 5863 | * @priv_data: Pointer to private data in command |
| 5864 | */ |
| 5865 | static int drv_cmd_rx_filter_add(hdd_adapter_t *adapter, |
| 5866 | hdd_context_t *hdd_ctx, |
| 5867 | uint8_t *command, |
| 5868 | uint8_t command_len, |
| 5869 | hdd_priv_data_t *priv_data) |
| 5870 | { |
| 5871 | return hdd_driver_rxfilter_comand_handler(command, adapter, true); |
| 5872 | } |
| 5873 | |
| 5874 | /* |
| 5875 | * dummy (no-op) hdd driver command handler |
| 5876 | */ |
| 5877 | static int drv_cmd_dummy(hdd_adapter_t *adapter, |
| 5878 | hdd_context_t *hdd_ctx, |
| 5879 | uint8_t *command, |
| 5880 | uint8_t command_len, |
| 5881 | hdd_priv_data_t *priv_data) |
| 5882 | { |
| 5883 | hdd_info("%s: Ignoring driver command \"%s\"", |
| 5884 | adapter->dev->name, command); |
| 5885 | return 0; |
| 5886 | } |
| 5887 | |
| 5888 | /* |
| 5889 | * handler for any unsupported wlan hdd driver command |
| 5890 | */ |
| 5891 | static int drv_cmd_invalid(hdd_adapter_t *adapter, |
| 5892 | hdd_context_t *hdd_ctx, |
| 5893 | uint8_t *command, |
| 5894 | uint8_t command_len, |
| 5895 | hdd_priv_data_t *priv_data) |
| 5896 | { |
| 5897 | MTRACE(cdf_trace(CDF_MODULE_ID_HDD, |
| 5898 | TRACE_CODE_HDD_UNSUPPORTED_IOCTL, |
| 5899 | adapter->sessionId, 0)); |
| 5900 | |
| 5901 | hdd_warn("%s: Unsupported driver command \"%s\"", |
| 5902 | adapter->dev->name, command); |
| 5903 | |
| 5904 | return -ENOTSUPP; |
| 5905 | } |
| 5906 | |
| 5907 | /** |
| 5908 | * drv_cmd_set_fcc_channel() - handle fcc constraint request |
| 5909 | * @adapter: HDD adapter |
| 5910 | * @hdd_ctx: HDD context |
| 5911 | * @command: command ptr, SET_FCC_CHANNEL 0/1 is the command |
| 5912 | * @command_len: command len |
| 5913 | * @priv_data: private data |
| 5914 | * |
| 5915 | * Return: status |
| 5916 | */ |
| 5917 | static int drv_cmd_set_fcc_channel(hdd_adapter_t *adapter, |
| 5918 | hdd_context_t *hdd_ctx, |
| 5919 | uint8_t *command, |
| 5920 | uint8_t command_len, |
| 5921 | hdd_priv_data_t *priv_data) |
| 5922 | { |
| 5923 | uint8_t *value; |
| 5924 | uint8_t fcc_constraint; |
| 5925 | CDF_STATUS status; |
| 5926 | int ret = 0; |
| 5927 | |
| 5928 | /* |
| 5929 | * this command would be called by user-space when it detects WLAN |
| 5930 | * ON after airplane mode is set. When APM is set, WLAN turns off. |
| 5931 | * But it can be turned back on. Otherwise; when APM is turned back |
| 5932 | * off, WLAN would turn back on. So at that point the command is |
| 5933 | * expected to come down. 0 means disable, 1 means enable. The |
| 5934 | * constraint is removed when parameter 1 is set or different |
| 5935 | * country code is set |
| 5936 | */ |
| 5937 | |
| 5938 | value = command + command_len + 1; |
| 5939 | |
| 5940 | ret = kstrtou8(value, 10, &fcc_constraint); |
| 5941 | if ((ret < 0) || (fcc_constraint > 1)) { |
| 5942 | /* |
| 5943 | * If the input value is greater than max value of datatype, |
| 5944 | * then also it is a failure |
| 5945 | */ |
| 5946 | hdd_err("value out of range"); |
| 5947 | return -EINVAL; |
| 5948 | } |
| 5949 | |
| 5950 | status = sme_disable_non_fcc_channel(hdd_ctx->hHal, !fcc_constraint); |
| 5951 | if (status != CDF_STATUS_SUCCESS) { |
| 5952 | hdd_err("sme disable fn. returned err"); |
| 5953 | ret = -EPERM; |
| 5954 | } |
| 5955 | |
| 5956 | return ret; |
| 5957 | } |
| 5958 | |
| 5959 | /* |
| 5960 | * The following table contains all supported WLAN HDD |
| 5961 | * IOCTL driver commands and the handler for each of them. |
| 5962 | */ |
| 5963 | static const hdd_drv_cmd_t hdd_drv_cmds[] = { |
| 5964 | {"P2P_DEV_ADDR", drv_cmd_p2p_dev_addr}, |
| 5965 | {"P2P_SET_NOA", drv_cmd_p2p_set_noa}, |
| 5966 | {"P2P_SET_PS", drv_cmd_p2p_set_ps}, |
| 5967 | {"SETBAND", drv_cmd_set_band}, |
| 5968 | {"SETWMMPS", drv_cmd_set_wmmps}, |
| 5969 | {"COUNTRY", drv_cmd_country}, |
| 5970 | {"SETSUSPENDMODE", drv_cmd_dummy}, |
| 5971 | {"SET_AP_WPS_P2P_IE", drv_cmd_dummy}, |
| 5972 | {"BTCOEXSCAN", drv_cmd_dummy}, |
| 5973 | {"RXFILTER", drv_cmd_dummy}, |
| 5974 | #ifdef WLAN_FEATURE_NEIGHBOR_ROAMING |
| 5975 | {"SETROAMTRIGGER", drv_cmd_set_roam_trigger}, |
| 5976 | {"GETROAMTRIGGER", drv_cmd_get_roam_trigger}, |
| 5977 | {"SETROAMSCANPERIOD", drv_cmd_set_roam_scan_period}, |
| 5978 | {"GETROAMSCANPERIOD", drv_cmd_get_roam_scan_period}, |
| 5979 | {"SETROAMSCANREFRESHPERIOD", drv_cmd_set_roam_scan_refresh_period}, |
| 5980 | {"GETROAMSCANREFRESHPERIOD", drv_cmd_get_roam_scan_refresh_period}, |
| 5981 | #ifdef FEATURE_WLAN_LFR |
| 5982 | {"SETROAMMODE", drv_cmd_set_roam_mode}, |
| 5983 | {"GETROAMMODE", drv_cmd_get_roam_mode}, |
| 5984 | #endif |
| 5985 | #endif |
| 5986 | #if defined (WLAN_FEATURE_VOWIFI_11R) || defined (FEATURE_WLAN_ESE) || defined(FEATURE_WLAN_LFR) |
| 5987 | {"SETROAMDELTA", drv_cmd_set_roam_delta}, |
| 5988 | {"GETROAMDELTA", drv_cmd_get_roam_delta}, |
| 5989 | #endif |
| 5990 | #if defined (WLAN_FEATURE_VOWIFI_11R) || defined (FEATURE_WLAN_ESE) || defined(FEATURE_WLAN_LFR) |
| 5991 | {"GETBAND", drv_cmd_get_band}, |
| 5992 | {"SETROAMSCANCHANNELS", drv_cmd_set_roam_scan_channels}, |
| 5993 | {"GETROAMSCANCHANNELS", drv_cmd_get_roam_scan_channels}, |
| 5994 | {"GETCCXMODE", drv_cmd_get_ccx_mode}, |
| 5995 | {"GETOKCMODE", drv_cmd_get_okc_mode}, |
| 5996 | {"GETFASTROAM", drv_cmd_get_fast_roam}, |
| 5997 | {"GETFASTTRANSITION", drv_cmd_get_fast_transition}, |
| 5998 | {"SETROAMSCANCHANNELMINTIME", drv_cmd_set_roam_scan_channel_min_time}, |
| 5999 | {"SENDACTIONFRAME", drv_cmd_send_action_frame}, |
| 6000 | {"GETROAMSCANCHANNELMINTIME", drv_cmd_get_roam_scan_channel_min_time}, |
| 6001 | {"SETSCANCHANNELTIME", drv_cmd_set_scan_channel_time}, |
| 6002 | {"GETSCANCHANNELTIME", drv_cmd_get_scan_channel_time}, |
| 6003 | {"SETSCANHOMETIME", drv_cmd_set_scan_home_time}, |
| 6004 | {"GETSCANHOMETIME", drv_cmd_get_scan_home_time}, |
| 6005 | {"SETROAMINTRABAND", drv_cmd_set_roam_intra_band}, |
| 6006 | {"GETROAMINTRABAND", drv_cmd_get_roam_intra_band}, |
| 6007 | {"SETSCANNPROBES", drv_cmd_set_scan_n_probes}, |
| 6008 | {"GETSCANNPROBES", drv_cmd_get_scan_n_probes}, |
| 6009 | {"SETSCANHOMEAWAYTIME", drv_cmd_set_scan_home_away_time}, |
| 6010 | {"GETSCANHOMEAWAYTIME", drv_cmd_get_scan_home_away_time}, |
| 6011 | {"REASSOC", drv_cmd_reassoc}, |
| 6012 | {"SETWESMODE", drv_cmd_set_wes_mode}, |
| 6013 | {"GETWESMODE", drv_cmd_get_wes_mode}, |
| 6014 | {"SETOPPORTUNISTICRSSIDIFF", drv_cmd_set_opportunistic_rssi_diff}, |
| 6015 | {"GETOPPORTUNISTICRSSIDIFF", drv_cmd_get_opportunistic_rssi_diff}, |
| 6016 | {"SETROAMRESCANRSSIDIFF", drv_cmd_set_roam_rescan_rssi_diff}, |
| 6017 | {"GETROAMRESCANRSSIDIFF", drv_cmd_get_roam_rescan_rssi_diff}, |
| 6018 | #endif /* WLAN_FEATURE_VOWIFI_11R || FEATURE_WLAN_ESE || FEATURE_WLAN_LFR */ |
| 6019 | #ifdef FEATURE_WLAN_LFR |
| 6020 | {"SETFASTROAM", drv_cmd_set_fast_roam}, |
| 6021 | #endif |
| 6022 | #ifdef WLAN_FEATURE_VOWIFI_11R |
| 6023 | {"SETFASTTRANSITION", drv_cmd_set_fast_transition}, |
| 6024 | {"FASTREASSOC", drv_cmd_fast_reassoc}, |
| 6025 | #endif |
| 6026 | #if defined(FEATURE_WLAN_ESE) && defined(FEATURE_WLAN_ESE_UPLOAD) |
| 6027 | {"CCXPLMREQ", drv_cmd_ccx_plm_req}, |
| 6028 | #endif |
| 6029 | #ifdef FEATURE_WLAN_ESE |
| 6030 | {"SETCCXMODE", drv_cmd_set_ccx_mode}, |
| 6031 | #endif |
| 6032 | {"SETROAMSCANCONTROL", drv_cmd_set_roam_scan_control}, |
| 6033 | #ifdef FEATURE_WLAN_OKC |
| 6034 | {"SETOKCMODE", drv_cmd_set_okc_mode}, |
| 6035 | #endif /* FEATURE_WLAN_OKC */ |
| 6036 | {"GETROAMSCANCONTROL", drv_cmd_get_roam_scan_control}, |
| 6037 | {"BTCOEXMODE", drv_cmd_bt_coex_mode}, |
| 6038 | {"SCAN-ACTIVE", drv_cmd_scan_active}, |
| 6039 | {"SCAN-PASSIVE", drv_cmd_scan_passive}, |
| 6040 | {"GETDWELLTIME", drv_cmd_get_dwell_time}, |
| 6041 | {"SETDWELLTIME", drv_cmd_set_dwell_time}, |
| 6042 | {"MIRACAST", drv_cmd_miracast}, |
| 6043 | #if defined(FEATURE_WLAN_ESE) && defined(FEATURE_WLAN_ESE_UPLOAD) |
| 6044 | {"SETCCXROAMSCANCHANNELS", drv_cmd_set_ccx_roam_scan_channels}, |
| 6045 | {"GETTSMSTATS", drv_cmd_get_tsm_stats}, |
| 6046 | {"SETCCKMIE", drv_cmd_set_cckm_ie}, |
| 6047 | {"CCXBEACONREQ", drv_cmd_ccx_beacon_req}, |
| 6048 | #endif /* FEATURE_WLAN_ESE && FEATURE_WLAN_ESE_UPLOAD */ |
| 6049 | {"SETMCRATE", drv_cmd_set_mc_rate}, |
| 6050 | {"MAXTXPOWER", drv_cmd_max_tx_power}, |
| 6051 | {"SETDFSSCANMODE", drv_cmd_set_dfs_scan_mode}, |
| 6052 | {"GETDFSSCANMODE", drv_cmd_get_dfs_scan_mode}, |
| 6053 | {"GETLINKSTATUS", drv_cmd_get_link_status}, |
| 6054 | #ifdef WLAN_FEATURE_EXTWOW_SUPPORT |
| 6055 | {"ENABLEEXTWOW", drv_cmd_enable_ext_wow}, |
| 6056 | {"SETAPP1PARAMS", drv_cmd_set_app1_params}, |
| 6057 | {"SETAPP2PARAMS", drv_cmd_set_app2_params}, |
| 6058 | #endif |
| 6059 | #ifdef FEATURE_WLAN_TDLS |
| 6060 | {"TDLSSECONDARYCHANNELOFFSET", drv_cmd_tdls_secondary_channel_offset}, |
| 6061 | {"TDLSOFFCHANNELMODE", drv_cmd_tdls_off_channel_mode}, |
| 6062 | {"TDLSOFFCHANNEL", drv_cmd_tdls_off_channel}, |
| 6063 | {"TDLSSCAN", drv_cmd_tdls_scan}, |
| 6064 | #endif |
| 6065 | {"RSSI", drv_cmd_get_rssi}, |
| 6066 | {"LINKSPEED", drv_cmd_get_linkspeed}, |
| 6067 | #ifdef FEATURE_NAPI |
| 6068 | {"NAPI", drv_cmd_napi}, |
| 6069 | #endif /* FEATURE_NAPI */ |
| 6070 | {"RXFILTER-REMOVE", drv_cmd_rx_filter_remove}, |
| 6071 | {"RXFILTER-ADD", drv_cmd_rx_filter_add}, |
| 6072 | {"SET_FCC_CHANNEL", drv_cmd_set_fcc_channel}, |
| 6073 | }; |
| 6074 | |
| 6075 | /** |
| 6076 | * hdd_drv_cmd_process() - chooses and runs the proper |
| 6077 | * handler based on the input command |
| 6078 | * @adapter: Pointer to the hdd adapter |
| 6079 | * @cmd: Pointer to the driver command |
| 6080 | * @priv_data: Pointer to the data associated with the command |
| 6081 | * |
| 6082 | * This function parses the input hdd driver command and runs |
| 6083 | * the proper handler |
| 6084 | * |
| 6085 | * Return: 0 for success non-zero for failure |
| 6086 | */ |
| 6087 | static int hdd_drv_cmd_process(hdd_adapter_t *adapter, |
| 6088 | uint8_t *cmd, |
| 6089 | hdd_priv_data_t *priv_data) |
| 6090 | { |
| 6091 | hdd_context_t *hdd_ctx; |
| 6092 | int i; |
| 6093 | const int cmd_num_total = ARRAY_SIZE(hdd_drv_cmds); |
| 6094 | uint8_t *cmd_i = NULL; |
| 6095 | hdd_drv_cmd_handler_t handler = NULL; |
| 6096 | int len = 0; |
| 6097 | |
| 6098 | if (!adapter || !cmd || !priv_data) { |
| 6099 | hddLog(CDF_TRACE_LEVEL_ERROR, |
| 6100 | "%s: at least 1 param is NULL", __func__); |
| 6101 | return -EINVAL; |
| 6102 | } |
| 6103 | |
| 6104 | hdd_ctx = (hdd_context_t *)adapter->pHddCtx; |
| 6105 | |
| 6106 | for (i = 0; i < cmd_num_total; i++) { |
| 6107 | |
| 6108 | cmd_i = (uint8_t *)hdd_drv_cmds[i].cmd; |
| 6109 | handler = hdd_drv_cmds[i].handler; |
| 6110 | len = strlen(cmd_i); |
| 6111 | |
| 6112 | if (!handler) { |
| 6113 | hddLog(CDF_TRACE_LEVEL_ERROR, |
| 6114 | "%s: no. %d handler is NULL", __func__, i); |
| 6115 | return -EINVAL; |
| 6116 | } |
| 6117 | |
| 6118 | if (strncasecmp(cmd, cmd_i, len) == 0) |
| 6119 | return handler(adapter, hdd_ctx, |
| 6120 | cmd, len, priv_data); |
| 6121 | } |
| 6122 | |
| 6123 | return drv_cmd_invalid(adapter, hdd_ctx, cmd, len, priv_data); |
| 6124 | } |
| 6125 | |
| 6126 | /** |
| 6127 | * hdd_driver_command() - top level wlan hdd driver command handler |
| 6128 | * @adapter: Pointer to the hdd adapter |
| 6129 | * @priv_data: Pointer to the raw command data |
| 6130 | * |
| 6131 | * This function is the top level wlan hdd driver command handler. It |
| 6132 | * handles the command with the help of hdd_drv_cmd_process() |
| 6133 | * |
| 6134 | * Return: 0 for success non-zero for failure |
| 6135 | */ |
| 6136 | static int hdd_driver_command(hdd_adapter_t *adapter, |
| 6137 | hdd_priv_data_t *priv_data) |
| 6138 | { |
| 6139 | uint8_t *command = NULL; |
| 6140 | int ret = 0; |
| 6141 | |
Hanumantha Reddy Pothula | 2db50ed | 2015-11-23 10:48:33 +0530 | [diff] [blame] | 6142 | ENTER(); |
| 6143 | |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 6144 | if (CDF_FTM_MODE == hdd_get_conparam()) { |
| 6145 | hddLog(LOGE, FL("Command not allowed in FTM mode")); |
| 6146 | return -EINVAL; |
| 6147 | } |
| 6148 | |
| 6149 | /* |
| 6150 | * Note that valid pointers are provided by caller |
| 6151 | */ |
| 6152 | |
| 6153 | /* copy to local struct to avoid numerous changes to legacy code */ |
| 6154 | if (priv_data->total_len <= 0 || |
| 6155 | priv_data->total_len > WLAN_PRIV_DATA_MAX_LEN) { |
| 6156 | hddLog(CDF_TRACE_LEVEL_WARN, |
| 6157 | "%s:invalid priv_data.total_len(%d)!!!", __func__, |
| 6158 | priv_data->total_len); |
| 6159 | ret = -EINVAL; |
| 6160 | goto exit; |
| 6161 | } |
| 6162 | |
| 6163 | /* Allocate +1 for '\0' */ |
| 6164 | command = kmalloc(priv_data->total_len + 1, GFP_KERNEL); |
| 6165 | if (!command) { |
| 6166 | hddLog(CDF_TRACE_LEVEL_ERROR, |
| 6167 | "%s: failed to allocate memory", __func__); |
| 6168 | ret = -ENOMEM; |
| 6169 | goto exit; |
| 6170 | } |
| 6171 | |
| 6172 | if (copy_from_user(command, priv_data->buf, priv_data->total_len)) { |
| 6173 | ret = -EFAULT; |
| 6174 | goto exit; |
| 6175 | } |
| 6176 | |
| 6177 | /* Make sure the command is NUL-terminated */ |
| 6178 | command[priv_data->total_len] = '\0'; |
| 6179 | |
| 6180 | hdd_info("%s: %s", adapter->dev->name, command); |
| 6181 | ret = hdd_drv_cmd_process(adapter, command, priv_data); |
| 6182 | |
| 6183 | exit: |
| 6184 | if (command) |
| 6185 | kfree(command); |
Hanumantha Reddy Pothula | 2db50ed | 2015-11-23 10:48:33 +0530 | [diff] [blame] | 6186 | EXIT(); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 6187 | return ret; |
| 6188 | } |
| 6189 | |
| 6190 | #ifdef CONFIG_COMPAT |
| 6191 | static int hdd_driver_compat_ioctl(hdd_adapter_t *adapter, struct ifreq *ifr) |
| 6192 | { |
| 6193 | struct { |
| 6194 | compat_uptr_t buf; |
| 6195 | int used_len; |
| 6196 | int total_len; |
| 6197 | } compat_priv_data; |
| 6198 | hdd_priv_data_t priv_data; |
| 6199 | int ret = 0; |
| 6200 | |
| 6201 | /* |
| 6202 | * Note that adapter and ifr have already been verified by caller, |
| 6203 | * and HDD context has also been validated |
| 6204 | */ |
| 6205 | if (copy_from_user(&compat_priv_data, ifr->ifr_data, |
| 6206 | sizeof(compat_priv_data))) { |
| 6207 | ret = -EFAULT; |
| 6208 | goto exit; |
| 6209 | } |
| 6210 | priv_data.buf = compat_ptr(compat_priv_data.buf); |
| 6211 | priv_data.used_len = compat_priv_data.used_len; |
| 6212 | priv_data.total_len = compat_priv_data.total_len; |
| 6213 | ret = hdd_driver_command(adapter, &priv_data); |
| 6214 | exit: |
| 6215 | return ret; |
| 6216 | } |
| 6217 | #else /* CONFIG_COMPAT */ |
| 6218 | static int hdd_driver_compat_ioctl(hdd_adapter_t *adapter, struct ifreq *ifr) |
| 6219 | { |
| 6220 | /* will never be invoked */ |
| 6221 | return 0; |
| 6222 | } |
| 6223 | #endif /* CONFIG_COMPAT */ |
| 6224 | |
| 6225 | static int hdd_driver_ioctl(hdd_adapter_t *adapter, struct ifreq *ifr) |
| 6226 | { |
| 6227 | hdd_priv_data_t priv_data; |
| 6228 | int ret = 0; |
| 6229 | |
| 6230 | /* |
| 6231 | * Note that adapter and ifr have already been verified by caller, |
| 6232 | * and HDD context has also been validated |
| 6233 | */ |
| 6234 | if (copy_from_user(&priv_data, ifr->ifr_data, sizeof(priv_data))) |
| 6235 | ret = -EFAULT; |
| 6236 | else |
| 6237 | ret = hdd_driver_command(adapter, &priv_data); |
| 6238 | |
| 6239 | return ret; |
| 6240 | } |
| 6241 | |
| 6242 | /** |
| 6243 | * __hdd_ioctl() - ioctl handler for wlan network interfaces |
| 6244 | * @dev: device upon which the ioctl was received |
| 6245 | * @ifr: ioctl request information |
| 6246 | * @cmd: ioctl command |
| 6247 | * |
| 6248 | * This function does initial processing of wlan device ioctls. |
| 6249 | * Currently two flavors of ioctls are supported. The primary ioctl |
| 6250 | * that is supported is the (SIOCDEVPRIVATE + 1) ioctl which is used |
| 6251 | * for Android "DRIVER" commands. The other ioctl that is |
| 6252 | * conditionally supported is the SIOCIOCTLTX99 ioctl which is used |
| 6253 | * for FTM on some platforms. This function simply verifies that the |
| 6254 | * driver is in a sane state, and that the ioctl is one of the |
| 6255 | * supported flavors, in which case flavor-specific handlers are |
| 6256 | * dispatched. |
| 6257 | * |
| 6258 | * Return: 0 on success, non-zero on error |
| 6259 | */ |
| 6260 | static int __hdd_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd) |
| 6261 | { |
| 6262 | hdd_adapter_t *adapter = WLAN_HDD_GET_PRIV_PTR(dev); |
| 6263 | hdd_context_t *hdd_ctx; |
| 6264 | int ret; |
| 6265 | |
Hanumantha Reddy Pothula | 2db50ed | 2015-11-23 10:48:33 +0530 | [diff] [blame] | 6266 | ENTER(); |
| 6267 | |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 6268 | if (dev != adapter->dev) { |
| 6269 | CDF_TRACE(CDF_MODULE_ID_HDD, CDF_TRACE_LEVEL_FATAL, |
| 6270 | "%s: HDD adapter/dev inconsistency", __func__); |
| 6271 | ret = -ENODEV; |
| 6272 | goto exit; |
| 6273 | } |
| 6274 | |
| 6275 | if ((!ifr) || (!ifr->ifr_data)) { |
| 6276 | CDF_TRACE(CDF_MODULE_ID_HDD, CDF_TRACE_LEVEL_ERROR, |
| 6277 | "%s: invalid data", __func__); |
| 6278 | ret = -EINVAL; |
| 6279 | goto exit; |
| 6280 | } |
| 6281 | #if defined(QCA_WIFI_FTM) && defined(LINUX_QCMBR) |
| 6282 | if (CDF_FTM_MODE == hdd_get_conparam()) { |
| 6283 | if (SIOCIOCTLTX99 == cmd) { |
| 6284 | ret = wlan_hdd_qcmbr_unified_ioctl(adapter, ifr); |
| 6285 | goto exit; |
| 6286 | } |
| 6287 | } |
| 6288 | #endif |
| 6289 | |
| 6290 | hdd_ctx = WLAN_HDD_GET_CTX(adapter); |
| 6291 | ret = wlan_hdd_validate_context(hdd_ctx); |
Hanumantha Reddy Pothula | 2db50ed | 2015-11-23 10:48:33 +0530 | [diff] [blame] | 6292 | if (ret) |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 6293 | goto exit; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 6294 | |
| 6295 | switch (cmd) { |
| 6296 | case (SIOCDEVPRIVATE + 1): |
| 6297 | if (is_compat_task()) |
| 6298 | ret = hdd_driver_compat_ioctl(adapter, ifr); |
| 6299 | else |
| 6300 | ret = hdd_driver_ioctl(adapter, ifr); |
| 6301 | break; |
| 6302 | default: |
| 6303 | hddLog(CDF_TRACE_LEVEL_ERROR, "%s: unknown ioctl %d", |
| 6304 | __func__, cmd); |
| 6305 | ret = -EINVAL; |
| 6306 | break; |
| 6307 | } |
| 6308 | exit: |
Hanumantha Reddy Pothula | 2db50ed | 2015-11-23 10:48:33 +0530 | [diff] [blame] | 6309 | EXIT(); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 6310 | return ret; |
| 6311 | } |
| 6312 | |
| 6313 | /** |
| 6314 | * hdd_ioctl() - ioctl handler (wrapper) for wlan network interfaces |
| 6315 | * @dev: device upon which the ioctl was received |
| 6316 | * @ifr: ioctl request information |
| 6317 | * @cmd: ioctl command |
| 6318 | * |
| 6319 | * This function acts as an SSR-protecting wrapper to __hdd_ioctl() |
| 6320 | * which is where the ioctls are really handled. |
| 6321 | * |
| 6322 | * Return: 0 on success, non-zero on error |
| 6323 | */ |
| 6324 | int hdd_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd) |
| 6325 | { |
| 6326 | int ret; |
| 6327 | |
| 6328 | cds_ssr_protect(__func__); |
| 6329 | ret = __hdd_ioctl(dev, ifr, cmd); |
| 6330 | cds_ssr_unprotect(__func__); |
| 6331 | return ret; |
| 6332 | } |