From 00e5917be1a43835158764d46566ba7e5e67f768 Mon Sep 17 00:00:00 2001 From: SaidiReddy Yenuga Date: Tue, 9 Aug 2016 16:10:39 +0530 Subject: [PATCH] qcacld-2.0: Remove the support for iw_set_priv ioctl iw_set_priv is obsolete, now hdd_ioctl handles the driver commands. Remove the code related to iw_set_priv ioctl CRs-Fixed: 1048052 Change-Id: Ic64a45aab2d23669d6d1219f6d2d8a465d34ac10 --- .../qcacld-2.0/CORE/HDD/src/wlan_hdd_wext.c | 437 +----------------- 1 file changed, 1 insertion(+), 436 deletions(-) diff --git a/drivers/net/wireless/qcacld-2.0/CORE/HDD/src/wlan_hdd_wext.c b/drivers/net/wireless/qcacld-2.0/CORE/HDD/src/wlan_hdd_wext.c index ba8408263ac9..e0b70ab1ed24 100644 --- a/drivers/net/wireless/qcacld-2.0/CORE/HDD/src/wlan_hdd_wext.c +++ b/drivers/net/wireless/qcacld-2.0/CORE/HDD/src/wlan_hdd_wext.c @@ -3994,69 +3994,6 @@ static int iw_get_linkspeed_priv(struct net_device *dev, return ret; } -/* - * Support for the RSSI & RSSI-APPROX private commands - * Per the WiFi framework the response must be of the form - * " rssi " - * unless we are not associated, in which case the response is - * "OK" - */ -static int iw_get_rssi(struct net_device *dev, - struct iw_request_info *info, - union iwreq_data *wrqu, char *extra) -{ - hdd_adapter_t *pAdapter = WLAN_HDD_GET_PRIV_PTR(dev); - char *cmd = extra; - int len = wrqu->data.length; - v_S7_t s7Rssi = 0; - hdd_station_ctx_t *pHddStaCtx = WLAN_HDD_GET_STATION_CTX_PTR(pAdapter); - int ssidlen = pHddStaCtx->conn_info.SSID.SSID.length; - VOS_STATUS vosStatus; - int rc; - - if ((eConnectionState_Associated != pHddStaCtx->conn_info.connState) || - (0 == ssidlen) || (ssidlen >= len)) - { - /* we are not connected or our SSID is too long - so we cannot report an rssi */ - rc = scnprintf(cmd, len, "OK"); - } - else - { - /* we are connected with a valid SSID - so we can write the SSID into the return buffer - (note that it is not NUL-terminated) */ - memcpy(cmd, pHddStaCtx->conn_info.SSID.SSID.ssId, ssidlen ); - - vosStatus = wlan_hdd_get_rssi(pAdapter, &s7Rssi); - - if (VOS_STATUS_SUCCESS == vosStatus) - { - /* append the rssi to the ssid in the format required by - the WiFI Framework */ - rc = scnprintf(&cmd[ssidlen], len - ssidlen, " rssi %d", s7Rssi); - rc += ssidlen; - } - else - { - rc = -1; - } - } - - /* verify that we wrote a valid response */ - if ((rc < 0) || (rc >= len)) - { - // encoding or length error? - hddLog(VOS_TRACE_LEVEL_ERROR, - "%s: Unable to encode RSSI, got [%s]", - __func__, cmd); - return -EIO; - } - - /* a value is being successfully returned */ - return rc; -} - VOS_STATUS wlan_hdd_enter_bmps(hdd_adapter_t *pAdapter, int mode) { struct statsContext context; @@ -4288,378 +4225,6 @@ void* wlan_hdd_change_country_code_callback(void *pAdapter) return NULL; } -/** - * __iw_set_priv() - SIOCSIWPRIV ioctl handler - * @dev: device upon which the ioctl was received - * @info: ioctl request information - * @wrqu: ioctl request data - * @extra: ioctl extra data - * - * Return: 0 on success, non-zero on error - */ -static int __iw_set_priv(struct net_device *dev, struct iw_request_info *info, - union iwreq_data *wrqu, char *extra) -{ - hdd_adapter_t *pAdapter = WLAN_HDD_GET_PRIV_PTR(dev); - char *cmd = NULL; - int cmd_len = wrqu->data.length; - int ret = 0; - int rc = 0; - VOS_STATUS vos_status = VOS_STATUS_SUCCESS; - - hdd_context_t *pHddCtx = WLAN_HDD_GET_CTX(pAdapter); - - ENTER(); - cmd = mem_alloc_copy_from_user_helper(wrqu->data.pointer, - wrqu->data.length); - if (NULL == cmd) - { - VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR, - "mem_alloc_copy_from_user_helper fail"); - return -ENOMEM; - } - - if (ioctl_debug) - { - pr_info("%s: req [%s] len [%d]\n", __func__, cmd, cmd_len); - } - - hddLog(VOS_TRACE_LEVEL_INFO_MED, - "%s: ***Received %s cmd from Wi-Fi GUI***", __func__, cmd); - - if (pHddCtx->isLogpInProgress) { - if (ioctl_debug) - { - pr_info("%s: RESTART in progress\n", __func__); - } - - VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_FATAL, - "%s:LOGP in Progress. Ignore!!!",__func__); - kfree(cmd); - return -EBUSY; - } - - if (strncmp(cmd, "CSCAN", 5) == 0 ) - { - if (eHAL_STATUS_SUCCESS != iw_set_cscan(dev, info, wrqu, cmd)) { - VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR, - "%s: Error in iw_set_scan!", __func__); - rc = -EINVAL; - } - } - else if( strcasecmp(cmd, "start") == 0 ) { - - hddLog(VOS_TRACE_LEVEL_INFO_HIGH, "Start command"); - /*Exit from Deep sleep or standby if we get the driver START cmd from android GUI*/ - - vos_status = wlan_hdd_exit_lowpower(pHddCtx, pAdapter); - if (vos_status == VOS_STATUS_SUCCESS) - { - union iwreq_data wrqu; - char buf[10]; - - memset(&wrqu, 0, sizeof(wrqu)); - wrqu.data.length = strlcpy(buf, "START", sizeof(buf)); - wireless_send_event(pAdapter->dev, IWEVCUSTOM, &wrqu, buf); - } - else - { - hddLog(VOS_TRACE_LEVEL_ERROR, "%s: START CMD Status %d", __func__, vos_status); - rc = -EIO; - } - goto done; - } - else if( strcasecmp(cmd, "stop") == 0 ) - { - union iwreq_data wrqu; - char buf[10]; - - hddLog(VOS_TRACE_LEVEL_INFO_HIGH, "Stop command"); - - wlan_hdd_enter_lowpower(pHddCtx); - memset(&wrqu, 0, sizeof(wrqu)); - wrqu.data.length = strlcpy(buf, "STOP", sizeof(buf)); - wireless_send_event(pAdapter->dev, IWEVCUSTOM, &wrqu, buf); - goto done; - } - else if (strcasecmp(cmd, "macaddr") == 0) - { - ret = snprintf(cmd, cmd_len, "Macaddr = " MAC_ADDRESS_STR, - MAC_ADDR_ARRAY(pAdapter->macAddressCurrent.bytes)); - } - else if (strcasecmp(cmd, "scan-active") == 0) - { - hdd_context_t *pHddCtx = WLAN_HDD_GET_CTX(pAdapter); - hddLog(VOS_TRACE_LEVEL_ERROR, - FL("making default scan to active")); - pHddCtx->ioctl_scan_mode = eSIR_ACTIVE_SCAN; - ret = snprintf(cmd, cmd_len, "OK"); - } - else if (strcasecmp(cmd, "scan-passive") == 0) - { - hdd_context_t *pHddCtx = WLAN_HDD_GET_CTX(pAdapter); - hddLog(VOS_TRACE_LEVEL_ERROR, - FL("making default scan to active")); - pHddCtx->ioctl_scan_mode = eSIR_PASSIVE_SCAN; - ret = snprintf(cmd, cmd_len, "OK"); - } - else if( strcasecmp(cmd, "scan-mode") == 0 ) - { - ret = snprintf(cmd, cmd_len, "ScanMode = %u", pAdapter->scan_info.scan_mode); - } - else if( strcasecmp(cmd, "linkspeed") == 0 ) - { - ret = iw_get_linkspeed(dev, info, wrqu, cmd); - } - else if( strncasecmp(cmd, "COUNTRY", 7) == 0 ) { - char *country_code; - unsigned long rc; - eHalStatus eHal_status; - - country_code = cmd + 8; - - init_completion(&pAdapter->change_country_code); - - eHal_status = sme_ChangeCountryCode(pHddCtx->hHal, - (void *)(tSmeChangeCountryCallback)wlan_hdd_change_country_code_callback, - country_code, - pAdapter, - pHddCtx->pvosContext, - eSIR_TRUE, - eSIR_TRUE); - - /* Wait for completion */ - rc = wait_for_completion_timeout(&pAdapter->change_country_code, - msecs_to_jiffies(WLAN_WAIT_TIME_STATS)); - - if (!rc) { - hddLog(VOS_TRACE_LEVEL_ERROR, - FL("SME timedout while setting country code")); - } - - if (eHAL_STATUS_SUCCESS != eHal_status) - { - VOS_TRACE( VOS_MODULE_ID_VOSS, VOS_TRACE_LEVEL_ERROR, - "%s: SME Change Country code fail", __func__); - kfree(cmd); - return -EIO; - } - } - else if( strncasecmp(cmd, "rssi", 4) == 0 ) - { - ret = iw_get_rssi(dev, info, wrqu, cmd); - } - else if( strncasecmp(cmd, "powermode", 9) == 0 ) { - int mode; - char *ptr; - - if (9 < cmd_len) - { - ptr = (char*)(cmd + 9); - - }else{ - VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR, - "CMD LENGTH %d is not correct",cmd_len); - kfree(cmd); - return -EINVAL; - } - - if (1 != sscanf(ptr,"%d",&mode)) - { - VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR, - "powermode input %s is not correct",ptr); - kfree(cmd); - return -EIO; - } - - if(!pHddCtx->cfg_ini->enablePowersaveOffload) - wlan_hdd_enter_bmps(pAdapter, mode); - else - wlan_hdd_set_powersave(pAdapter, mode); - } - else if (strncasecmp(cmd, "getpower", 8) == 0 ) { - v_U32_t pmc_state; - v_U16_t value; - - pmc_state = pmcGetPmcState(WLAN_HDD_GET_HAL_CTX(pAdapter)); - if(pmc_state == BMPS) { - value = DRIVER_POWER_MODE_AUTO; - } - else { - value = DRIVER_POWER_MODE_ACTIVE; - } - ret = snprintf(cmd, cmd_len, "powermode = %u", value); - } - else if( strncasecmp(cmd, "btcoexmode", 10) == 0 ) { - hddLog( VOS_TRACE_LEVEL_INFO, "btcoexmode"); - /*TODO: set the btcoexmode*/ - } - else if( strcasecmp(cmd, "btcoexstat") == 0 ) { - - hddLog(VOS_TRACE_LEVEL_INFO, "BtCoex Status"); - /*TODO: Return the btcoex status*/ - } - else if( strcasecmp(cmd, "rxfilter-start") == 0 ) { - - hddLog(VOS_TRACE_LEVEL_INFO, "Rx Data Filter Start command"); - - /*TODO: Enable Rx data Filter*/ - } - else if( strcasecmp(cmd, "rxfilter-stop") == 0 ) { - - hddLog(VOS_TRACE_LEVEL_INFO, "Rx Data Filter Stop command"); - - /*TODO: Disable Rx data Filter*/ - } - else if( strcasecmp(cmd, "rxfilter-statistics") == 0 ) { - - hddLog( VOS_TRACE_LEVEL_INFO, "Rx Data Filter Statistics command"); - /*TODO: rxfilter-statistics*/ - } - else if( strncasecmp(cmd, "rxfilter-add", 12) == 0 ) { - - hddLog( VOS_TRACE_LEVEL_INFO, "rxfilter-add"); - /*TODO: rxfilter-add*/ - } - else if( strncasecmp(cmd, "rxfilter-remove",15) == 0 ) { - - hddLog( VOS_TRACE_LEVEL_INFO, "rxfilter-remove"); - /*TODO: rxfilter-remove*/ - } -#ifdef FEATURE_WLAN_SCAN_PNO - else if( strncasecmp(cmd, "pnosetup", 8) == 0 ) { - hddLog( VOS_TRACE_LEVEL_INFO, "pnosetup"); - /*TODO: support pnosetup*/ - } - else if( strncasecmp(cmd, "pnoforce", 8) == 0 ) { - hddLog( VOS_TRACE_LEVEL_INFO, "pnoforce"); - /*TODO: support pnoforce*/ - } - else if( strncasecmp(cmd, "pno",3) == 0 ) { - - hddLog( VOS_TRACE_LEVEL_INFO, "pno"); - ret = iw_set_pno(dev, info, wrqu, cmd, 3); - kfree(cmd); - return ret; - } -#endif /*FEATURE_WLAN_SCAN_PNO*/ - else if( strncasecmp(cmd, "powerparams",11) == 0 ) { - hddLog( VOS_TRACE_LEVEL_INFO, "powerparams"); - vos_status = iw_set_power_params(dev, info, wrqu, cmd, 11); - kfree(cmd); - return (vos_status == VOS_STATUS_SUCCESS) ? 0 : -EINVAL; - } - else if( 0 == strncasecmp(cmd, "CONFIG-TX-TRACKING", 18) ) { - tSirTxPerTrackingParam tTxPerTrackingParam; - char *ptr; - - if (18 < cmd_len) - { - ptr = (char*)(cmd + 18); - }else{ - VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR, - "CMD LENGTH %d is not correct",cmd_len); - kfree(cmd); - return -EINVAL; - } - - if (4 != sscanf(ptr,"%hhu %hhu %hhu %u", - &(tTxPerTrackingParam.ucTxPerTrackingEnable), - &(tTxPerTrackingParam.ucTxPerTrackingPeriod), - &(tTxPerTrackingParam.ucTxPerTrackingRatio), - &(tTxPerTrackingParam.uTxPerTrackingWatermark))) - { - VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR, - "CONFIG-TX-TRACKING %s input is not correct",ptr); - kfree(cmd); - return -EIO; - } - - // parameters checking - // period has to be larger than 0 - if (0 == tTxPerTrackingParam.ucTxPerTrackingPeriod) - { - VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_WARN, "Period input is not correct"); - kfree(cmd); - return -EIO; - } - - // use default value 5 is the input is not reasonable. in unit of 10% - if ((tTxPerTrackingParam.ucTxPerTrackingRatio > TX_PER_TRACKING_MAX_RATIO) || (0 == tTxPerTrackingParam.ucTxPerTrackingRatio)) - { - VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_WARN, "Ratio input is not good. use default 5"); - tTxPerTrackingParam.ucTxPerTrackingRatio = TX_PER_TRACKING_DEFAULT_RATIO; - } - - // default is 5 - if (0 == tTxPerTrackingParam.uTxPerTrackingWatermark) - { - VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_WARN, "Tx Packet number input is not good. use default 5"); - tTxPerTrackingParam.uTxPerTrackingWatermark = TX_PER_TRACKING_DEFAULT_WATERMARK; - } - - if (eHAL_STATUS_SUCCESS != - sme_SetTxPerTracking(pHddCtx->hHal, - hdd_tx_per_hit_cb, - (void*)pAdapter, &tTxPerTrackingParam)) { - VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_WARN, "Set Tx PER Tracking Failed!"); - rc = -EIO; - } - } - else { - hddLog( VOS_TRACE_LEVEL_WARN, "%s: Unsupported GUI command %s", - __func__, cmd); - } -done: - /* many of the commands write information back into the command - string using snprintf(). check the return value here in one - place */ - if ((ret < 0) || (ret >= cmd_len)) - { - /* there was an encoding error or overflow */ - rc = -EINVAL; - } - else if (ret > 0) - { - if (copy_to_user(wrqu->data.pointer, cmd, ret)) - { - hddLog(VOS_TRACE_LEVEL_ERROR, - "%s: failed to copy data to user buffer", __func__); - kfree(cmd); - return -EFAULT; - } - wrqu->data.length = ret; - } - - if (ioctl_debug) - { - pr_info("%s: rsp [%s] len [%d] status %d\n", - __func__, cmd, wrqu->data.length, rc); - } - kfree(cmd); - return rc; -} - -/** - * iw_set_priv() - SSR wrapper for __iw_set_priv() - * @dev: pointer to net_device - * @info: pointer to iw_request_info - * @wrqu: pointer to iwreq_data - * @extra: pointer to extra ioctl payload - * - * Return: 0 on success, error number otherwise - */ -static int iw_set_priv(struct net_device *dev, struct iw_request_info *info, - union iwreq_data *wrqu, char *extra) -{ - int ret; - - vos_ssr_protect(__func__); - ret = __iw_set_priv(dev, info, wrqu, extra); - vos_ssr_unprotect(__func__); - - return ret; -} /** * __iw_set_nick() - set nick @@ -11408,7 +10973,7 @@ static const iw_handler we_handler[] = (iw_handler) NULL, /* SIOCGIWSENS */ (iw_handler) NULL, /* SIOCSIWRANGE */ (iw_handler) iw_get_range, /* SIOCGIWRANGE */ - (iw_handler) iw_set_priv, /* SIOCSIWPRIV */ + (iw_handler) NULL, /* SIOCSIWPRIV */ (iw_handler) NULL, /* SIOCGIWPRIV */ (iw_handler) NULL, /* SIOCSIWSTATS */ (iw_handler) NULL, /* SIOCGIWSTATS */