qcacld-3.0: Add support for NDP vendor commands and NDI Create
Add support for NDP vendor commands and implement NAN Data Interface
create.
Propagation from qcacld-2.0 to qcacld-3.0
CRs-Fixed: 962367
Change-Id: I84e9ac5ccfe8faaa00dfc448defb81fb792263d5
diff --git a/core/hdd/src/wlan_hdd_nan_datapath.c b/core/hdd/src/wlan_hdd_nan_datapath.c
index eac5305..71fbce1 100644
--- a/core/hdd/src/wlan_hdd_nan_datapath.c
+++ b/core/hdd/src/wlan_hdd_nan_datapath.c
@@ -23,8 +23,39 @@
*
* WLAN Host Device Driver nan datapath API implementation
*/
-#include <wlan_hdd_includes.h>
+#include <linux/if.h>
+#include <linux/netdevice.h>
+#include <linux/skbuff.h>
+#include <linux/etherdevice.h>
+#include "wlan_hdd_includes.h"
#include "wlan_hdd_nan_datapath.h"
+#include "wlan_hdd_p2p.h"
+#include "wma_api.h"
+
+/* NLA policy */
+static const struct nla_policy
+qca_wlan_vendor_ndp_policy[QCA_WLAN_VENDOR_ATTR_NDP_PARAMS_MAX + 1] = {
+ [QCA_WLAN_VENDOR_ATTR_NDP_SUBCMD] = { .type = NLA_U32 },
+ [QCA_WLAN_VENDOR_ATTR_NDP_TRANSACTION_ID] = { .type = NLA_U16 },
+ [QCA_WLAN_VENDOR_ATTR_NDP_IFACE_STR] = { .type = NLA_STRING,
+ .len = IFNAMSIZ },
+ [QCA_WLAN_VENDOR_ATTR_NDP_SERVICE_INSTANCE_ID] = { .type = NLA_U32 },
+ [QCA_WLAN_VENDOR_ATTR_NDP_CHANNEL_SPEC_CHANNEL] = { .type = NLA_U32 },
+ [QCA_WLAN_VENDOR_ATTR_NDP_PEER_DISCOVERY_MAC_ADDR] = {
+ .type = NLA_BINARY,
+ .len = QDF_MAC_ADDR_SIZE },
+ [QCA_WLAN_VENDOR_ATTR_NDP_CONFIG_SECURITY] = { .type = NLA_U16 },
+ [QCA_WLAN_VENDOR_ATTR_NDP_CONFIG_QOS] = { .type = NLA_BINARY,
+ .len = NDP_QOS_INFO_LEN },
+ [QCA_WLAN_VENDOR_ATTR_NDP_APP_INFO_LEN] = { .type = NLA_U16 },
+ [QCA_WLAN_VENDOR_ATTR_NDP_APP_INFO] = { .type = NLA_BINARY,
+ .len = NDP_APP_INFO_LEN },
+ [QCA_WLAN_VENDOR_ATTR_NDP_INSTANCE_ID] = { .type = NLA_U32 },
+ [QCA_WLAN_VENDOR_ATTR_NDP_SCHEDULE_RESPONSE_CODE] = { .type = NLA_U16 },
+ [QCA_WLAN_VENDOR_ATTR_NDP_SCHEDULE_STATUS_CODE] = { .type = NLA_U16 },
+ [QCA_WLAN_VENDOR_ATTR_NDP_NDI_MAC_ADDR] = { .type = NLA_BINARY,
+ .len = QDF_MAC_ADDR_SIZE },
+};
/**
* hdd_ndp_print_ini_config()- Print nan datapath specific INI configuration
@@ -47,12 +78,11 @@
* @hdd_ctx: Pointer to HDD context
* @cfg: Pointer to target device capability information
*
- * NaN datapath functionality is enabled if it is enabled in
- * .ini file and also supported in target device.
+ * NAN datapath functinality is enabled if it is enabled in
+ * .ini file and also supported in firmware.
*
* Return: None
*/
-
void hdd_nan_datapath_target_config(hdd_context_t *hdd_ctx,
struct wma_tgt_cfg *cfg)
{
@@ -60,3 +90,770 @@
hddLog(LOG1, FL("enable_nan_datapath: %d"),
hdd_ctx->config->enable_nan_datapath);
}
+
+/**
+ * hdd_ndi_start_bss() - Start BSS on NAN data interface
+ * @adapter: adapter context
+ * @operating_channel: channel on which the BSS to be started
+ *
+ * Return: 0 on success, error value on failure
+ */
+static int hdd_ndi_start_bss(hdd_adapter_t *adapter,
+ uint8_t operating_channel)
+{
+ int ret;
+ uint32_t roam_id;
+ hdd_wext_state_t *wext_state =
+ WLAN_HDD_GET_NDP_WEXT_STATE_PTR(adapter);
+ tCsrRoamProfile *roam_profile = &wext_state->roamProfile;
+
+ ENTER();
+
+ if (!roam_profile) {
+ hddLog(LOGE, FL("No valid roam profile"));
+ return -EINVAL;
+ }
+
+ if (HDD_WMM_USER_MODE_NO_QOS ==
+ (WLAN_HDD_GET_CTX(adapter))->config->WmmMode) {
+ /* QoS not enabled in cfg file*/
+ roam_profile->uapsd_mask = 0;
+ } else {
+ /* QoS enabled, update uapsd mask from cfg file*/
+ roam_profile->uapsd_mask =
+ (WLAN_HDD_GET_CTX(adapter))->config->UapsdMask;
+ }
+
+ roam_profile->csrPersona = adapter->device_mode;
+
+ roam_profile->ChannelInfo.numOfChannels = 1;
+ if (operating_channel) {
+ roam_profile->ChannelInfo.ChannelList = &operating_channel;
+ } else {
+ roam_profile->ChannelInfo.ChannelList[0] =
+ NAN_SOCIAL_CHANNEL_2_4GHZ;
+ }
+ hdd_select_cbmode(adapter, operating_channel);
+
+ roam_profile->SSIDs.numOfSSIDs = 1;
+ roam_profile->SSIDs.SSIDList->SSID.length = 0;
+
+ roam_profile->phyMode = eCSR_DOT11_MODE_11ac;
+ roam_profile->BSSType = eCSR_BSS_TYPE_NDI;
+ roam_profile->BSSIDs.numOfBSSIDs = 1;
+ qdf_mem_copy((void *)(roam_profile->BSSIDs.bssid),
+ &adapter->macAddressCurrent.bytes[0],
+ QDF_MAC_ADDR_SIZE);
+
+ roam_profile->AuthType.numEntries = 1;
+ roam_profile->AuthType.authType[0] = eCSR_AUTH_TYPE_OPEN_SYSTEM;
+ roam_profile->EncryptionType.numEntries = 1;
+ roam_profile->EncryptionType.encryptionType[0] = eCSR_ENCRYPT_TYPE_NONE;
+
+ ret = sme_roam_connect(WLAN_HDD_GET_HAL_CTX(adapter),
+ adapter->sessionId, roam_profile, &roam_id);
+ if (QDF_STATUS_SUCCESS != ret) {
+ hddLog(LOGE,
+ FL("NDI sme_RoamConnect session %d failed with status %d -> NotConnected"),
+ adapter->sessionId, ret);
+ /* change back to NotConnected */
+ hdd_conn_set_connection_state(adapter,
+ eConnectionState_NotConnected);
+ } else {
+ hddLog(LOG2, FL("sme_RoamConnect issued successfully for NDI"));
+ }
+
+ roam_profile->ChannelInfo.ChannelList = NULL;
+ roam_profile->ChannelInfo.numOfChannels = 0;
+
+ EXIT();
+
+ return ret;
+}
+
+
+/**
+ * hdd_ndi_create_req_handler() - NDI create request handler
+ * @hdd_ctx: hdd context
+ * @tb: parsed NL attribute list
+ *
+ * Return: 0 on success or error code on failure
+ */
+static int hdd_ndi_create_req_handler(hdd_context_t *hdd_ctx,
+ struct nlattr **tb)
+{
+ hdd_adapter_t *adapter;
+ char *iface_name;
+ uint16_t transaction_id;
+ int ret;
+ struct nan_datapath_ctx *ndp_ctx;
+ uint8_t op_channel =
+ hdd_ctx->config->nan_datapath_ndi_channel;
+
+ ENTER();
+
+ if (!tb[QCA_WLAN_VENDOR_ATTR_NDP_IFACE_STR]) {
+ hddLog(LOGE, FL("Interface name string is unavailable"));
+ return -EINVAL;
+ }
+ iface_name = nla_data(tb[QCA_WLAN_VENDOR_ATTR_NDP_IFACE_STR]);
+
+ if (!tb[QCA_WLAN_VENDOR_ATTR_NDP_TRANSACTION_ID]) {
+ hddLog(LOGE, FL("transaction id is unavailable"));
+ return -EINVAL;
+ }
+ transaction_id =
+ nla_get_u16(tb[QCA_WLAN_VENDOR_ATTR_NDP_TRANSACTION_ID]);
+
+ /* Check for an existing interface of NDI type */
+ adapter = hdd_get_adapter(hdd_ctx, QDF_NDI_MODE);
+ if (adapter) {
+ hddLog(LOGE, FL("Cannot support more than one NDI"));
+ return -EEXIST;
+ }
+
+ adapter = hdd_open_adapter(hdd_ctx, QDF_NDI_MODE, iface_name,
+ wlan_hdd_get_intf_addr(hdd_ctx), NET_NAME_UNKNOWN,
+ true);
+ if (!adapter) {
+ hddLog(LOGE, FL("hdd_open_adapter failed"));
+ return -ENOMEM;
+ }
+
+ /*
+ * Create transaction id is required to be saved since the firmware
+ * does not honor the transaction id for create request
+ */
+ ndp_ctx = WLAN_HDD_GET_NDP_CTX_PTR(adapter);
+ ndp_ctx->ndp_create_transaction_id = transaction_id;
+
+ /*
+ * The NAN data interface has been created at this point.
+ * Unlike traditional device modes, where the higher application
+ * layer initiates connect / join / start, the NAN data interface
+ * does not have any such formal requests. The NDI create request
+ * is responsible for starting the BSS as well.
+ */
+ if (op_channel != NAN_SOCIAL_CHANNEL_2_4GHZ ||
+ op_channel != NAN_SOCIAL_CHANNEL_5GHZ_LOWER_BAND ||
+ op_channel != NAN_SOCIAL_CHANNEL_5GHZ_UPPER_BAND) {
+ /* start NDI on the default 2.4 GHz social channel */
+ op_channel = NAN_SOCIAL_CHANNEL_2_4GHZ;
+ }
+ ret = hdd_ndi_start_bss(adapter, op_channel);
+ if (0 > ret)
+ hddLog(LOGE, FL("NDI start bss failed"));
+
+ EXIT();
+ return ret;
+}
+
+/**
+ * hdd_ndi_delete_req_handler() - NDI delete request handler
+ * @hdd_ctx: hdd context
+ * @tb: parsed NL attribute list
+ *
+ * Return: 0 on success or error code on failure
+ */
+static int hdd_ndi_delete_req_handler(hdd_context_t *hdd_ctx,
+ struct nlattr **tb)
+{
+ return 0;
+}
+
+
+/**
+ * hdd_ndp_initiator_req_handler() - NDP initiator request handler
+ * @hdd_ctx: hdd context
+ * @tb: parsed NL attribute list
+ *
+ * Return: 0 on success or error code on failure
+ */
+static int hdd_ndp_initiator_req_handler(hdd_context_t *hdd_ctx,
+ struct nlattr **tb)
+{
+ return 0;
+}
+
+/**
+ * hdd_ndp_responder_req_handler() - NDP responder request handler
+ * @hdd_ctx: hdd context
+ * @tb: parsed NL attribute list
+ *
+ * Return: 0 on success or error code on failure
+ */
+static int hdd_ndp_responder_req_handler(hdd_context_t *hdd_ctx,
+ struct nlattr **tb)
+{
+ return 0;
+}
+
+/**
+ * hdd_ndp_end_req_handler() - NDP end request handler
+ * @hdd_ctx: hdd context
+ * @tb: parsed NL attribute list
+ *
+ * Return: 0 on success or error code on failure
+ */
+static int hdd_ndp_end_req_handler(hdd_context_t *hdd_ctx,
+ struct nlattr **tb)
+{
+ return 0;
+}
+
+/**
+ * hdd_ndp_schedule_req_handler() - NDP schedule request handler
+ * @hdd_ctx: hdd context
+ * @tb: parsed NL attribute list
+ *
+ * Return: 0 on success or error code on failure
+ */
+static int hdd_ndp_schedule_req_handler(hdd_context_t *hdd_ctx,
+ struct nlattr **tb)
+{
+ return 0;
+}
+
+
+/**
+ * hdd_ndp_iface_create_rsp_handler() - NDP iface create response handler
+ * @adapter: pointer to adapter context
+ * @rsp_params: response parameters
+ *
+ * The function is expected to send a response back to the user space
+ * even if the creation of BSS has failed
+ *
+ * Following vendor event is sent to cfg80211:
+ * QCA_WLAN_VENDOR_ATTR_NDP_SUBCMD =
+ * QCA_WLAN_VENDOR_ATTR_NDP_INTERFACE_CREATE (4 bytes)
+ * QCA_WLAN_VENDOR_ATTR_NDP_TRANSACTION_ID (2 bytes)
+ * QCA_WLAN_VENDOR_ATTR_NDP_DRV_RETURN_TYPE (4 bytes)
+ * QCA_WLAN_VENDOR_ATTR_NDP_DRV_RETURN_VALUE
+ *
+ * Return: none
+ */
+static void hdd_ndp_iface_create_rsp_handler(hdd_adapter_t *adapter,
+ void *rsp_params)
+{
+ struct sk_buff *vendor_event;
+ hdd_context_t *hdd_ctx = WLAN_HDD_GET_CTX(adapter);
+ struct ndi_create_rsp *ndi_rsp = (struct ndi_create_rsp *)rsp_params;
+ uint32_t data_len = (3 * sizeof(uint32_t)) + sizeof(uint16_t) +
+ NLMSG_HDRLEN + (4 * NLA_HDRLEN);
+ struct nan_datapath_ctx *ndp_ctx = WLAN_HDD_GET_NDP_CTX_PTR(adapter);
+
+ ENTER();
+
+ if (wlan_hdd_validate_context(hdd_ctx))
+ return;
+
+ if (!ndi_rsp) {
+ hddLog(LOGE, FL("Invalid ndi create response"));
+ return;
+ }
+
+ /* notify response to the upper layer */
+ vendor_event = cfg80211_vendor_event_alloc(hdd_ctx->wiphy,
+ NULL,
+ data_len,
+ QCA_NL80211_VENDOR_SUBCMD_NDP_INDEX,
+ cds_get_gfp_flags());
+
+ if (!vendor_event) {
+ hddLog(LOGE, FL("cfg80211_vendor_event_alloc failed"));
+ return;
+ }
+
+ /* Sub vendor command */
+ if (nla_put_u32(vendor_event, QCA_WLAN_VENDOR_ATTR_NDP_SUBCMD,
+ QCA_WLAN_VENDOR_ATTR_NDP_INTERFACE_CREATE)) {
+ hddLog(LOGE, FL("QCA_WLAN_VENDOR_ATTR_NDP_SUBCMD put fail"));
+ goto nla_put_failure;
+ }
+
+ /* Transaction id */
+ if (nla_put_u16(vendor_event, QCA_WLAN_VENDOR_ATTR_NDP_TRANSACTION_ID,
+ ndp_ctx->ndp_create_transaction_id)) {
+ hddLog(LOGE, FL("VENDOR_ATTR_NDP_TRANSACTION_ID put fail"));
+ goto nla_put_failure;
+ }
+
+ /* Status code */
+ if (nla_put_u32(vendor_event, QCA_WLAN_VENDOR_ATTR_NDP_DRV_RETURN_TYPE,
+ ndi_rsp->status)) {
+ hddLog(LOGE, FL("VENDOR_ATTR_NDP_DRV_RETURN_TYPE put fail"));
+ goto nla_put_failure;
+ }
+
+ /* Status return value */
+ if (nla_put_u32(vendor_event,
+ QCA_WLAN_VENDOR_ATTR_NDP_DRV_RETURN_VALUE, 0xA5)) {
+ hddLog(LOGE, FL("VENDOR_ATTR_NDP_DRV_RETURN_VALUE put fail"));
+ goto nla_put_failure;
+ }
+
+ hddLog(LOG2, FL("sub command: %d, value: %d"),
+ QCA_NL80211_VENDOR_SUBCMD_NDP_INDEX,
+ QCA_WLAN_VENDOR_ATTR_NDP_INTERFACE_CREATE);
+ hddLog(LOG2, FL("create transaction id: %d, value: %d"),
+ QCA_WLAN_VENDOR_ATTR_NDP_TRANSACTION_ID,
+ ndp_ctx->ndp_create_transaction_id);
+ hddLog(LOG2, FL("status code: %d, value: %d"),
+ QCA_WLAN_VENDOR_ATTR_NDP_DRV_RETURN_TYPE, ndi_rsp->status);
+ hddLog(LOG2, FL("Return value: %d, value: %d"),
+ QCA_WLAN_VENDOR_ATTR_NDP_DRV_RETURN_VALUE, 0xA5);
+
+ cfg80211_vendor_event(vendor_event, GFP_KERNEL);
+
+ ndp_ctx->ndp_create_transaction_id = 0;
+
+ if (ndi_rsp->status == QDF_STATUS_SUCCESS) {
+ hddLog(LOGE, FL("NDI interface successfully created"));
+ } else {
+ hddLog(LOGE,
+ FL("NDI interface creation failed with reason %d"),
+ ndi_rsp->reason);
+ }
+ EXIT();
+ return;
+
+nla_put_failure:
+ kfree_skb(vendor_event);
+ return;
+}
+
+/**
+ * hdd_ndp_iface_delete_rsp_handler() - NDP iface delete response handler
+ * @adapter: pointer to adapter context
+ * @rsp_params: response parameters
+ *
+ * Return: none
+ */
+static void hdd_ndp_iface_delete_rsp_handler(hdd_adapter_t *adapter,
+ void *rsp_params)
+{
+ return;
+}
+
+/**
+ * hdd_ndp_initiator_rsp_handler() - NDP initiator response handler
+ * @adapter: pointer to adapter context
+ * @rsp_params: response parameters
+ *
+ * Return: none
+ */
+static void hdd_ndp_initiator_rsp_handler(hdd_adapter_t *adapter,
+ void *rsp_params)
+{
+ return;
+}
+
+/**
+ * hdd_ndp_new_peer_ind_handler() - NDP new peer indication handler
+ * @adapter: pointer to adapter context
+ * @ind_params: indication parameters
+ *
+ * Return: none
+ */
+static void hdd_ndp_new_peer_ind_handler(hdd_adapter_t *adapter,
+ void *ind_params)
+{
+ return;
+}
+
+/**
+ * hdd_ndp_peer_departed_ind_handler() - NDP peer departed indication handler
+ * @adapter: pointer to adapter context
+ * @ind_params: indication parameters
+ *
+ * Return: none
+ */
+static void hdd_ndp_peer_departed_ind_handler(
+ hdd_adapter_t *adapter, void *ind_params)
+{
+ return;
+}
+
+/**
+ * hdd_ndp_confirm_ind_handler() - NDP confirm indication handler
+ * @adapter: pointer to adapter context
+ * @ind_params: indication parameters
+ *
+ * Return: none
+ */
+static void hdd_ndp_confirm_ind_handler(hdd_adapter_t *adapter,
+ void *ind_params)
+{
+ return;
+}
+
+/**
+ * hdd_ndp_indication_handler() - NDP indication handler
+ * @adapter: pointer to adapter context
+ * @ind_params: indication parameters
+ *
+ * Return: none
+ */
+static void hdd_ndp_indication_handler(hdd_adapter_t *adapter,
+ void *ind_params)
+{
+ return;
+}
+
+/**
+ * hdd_ndp_responder_rsp_handler() - NDP responder response handler
+ * @adapter: pointer to adapter context
+ * @rsp_params: response parameters
+ *
+ * Return: none
+ */
+static void hdd_ndp_responder_rsp_handler(hdd_adapter_t *adapter,
+ void *rsp_params)
+{
+ return;
+}
+
+/**
+ * hdd_ndp_end_rsp_handler() - NDP end response handler
+ * @adapter: pointer to adapter context
+ * @rsp_params: response parameters
+ *
+ * Return: none
+ */
+static void hdd_ndp_end_rsp_handler(hdd_adapter_t *adapter,
+ void *rsp_params)
+{
+ return;
+}
+
+/**
+ * hdd_ndp_end_ind_handler() - NDP end indication handler
+ * @adapter: pointer to adapter context
+ * @ind_params: indication parameters
+ *
+ * Return: none
+ */
+static void hdd_ndp_end_ind_handler(hdd_adapter_t *adapter,
+ void *ind_params)
+{
+ return;
+}
+
+/**
+ * hdd_ndp_schedule_update_rsp_handler() - NDP schedule update response handler
+ * @adapter: pointer to adapter context
+ * @rsp_params: response parameters
+ *
+ * Return: none
+ */
+static void hdd_ndp_schedule_update_rsp_handler(
+ hdd_adapter_t *adapter, void *rsp_params)
+{
+ return;
+}
+
+/**
+ * hdd_ndp_event_handler() - ndp response and indication handler
+ * @adapter: adapter context
+ * @roam_info: pointer to roam_info structure
+ * @roam_id: roam id as indicated by SME
+ * @roam_status: roam status
+ * @roam_result: roam result
+ *
+ * Return: none
+ */
+void hdd_ndp_event_handler(hdd_adapter_t *adapter,
+ tCsrRoamInfo *roam_info, uint32_t roam_id, eRoamCmdStatus roam_status,
+ eCsrRoamResult roam_result)
+{
+ if (roam_status == eCSR_ROAM_NDP_STATUS_UPDATE) {
+ switch (roam_result) {
+ case eCSR_ROAM_RESULT_NDP_CREATE_RSP:
+ hdd_ndp_iface_create_rsp_handler(adapter,
+ &roam_info->ndp.ndi_create_params);
+ break;
+ case eCSR_ROAM_RESULT_NDP_DELETE_RSP:
+ hdd_ndp_iface_delete_rsp_handler(adapter,
+ &roam_info->ndp.ndi_delete_params);
+ break;
+ case eCSR_ROAM_RESULT_NDP_INITIATOR_RSP:
+ hdd_ndp_initiator_rsp_handler(adapter,
+ &roam_info->ndp.ndp_init_rsp_params);
+ break;
+ case eCSR_ROAM_RESULT_NDP_NEW_PEER_IND:
+ hdd_ndp_new_peer_ind_handler(adapter,
+ &roam_info->ndp.ndp_peer_ind_params);
+ break;
+ case eCSR_ROAM_RESULT_NDP_CONFIRM_IND:
+ hdd_ndp_confirm_ind_handler(adapter,
+ &roam_info->ndp.ndp_confirm_params);
+ break;
+ case eCSR_ROAM_RESULT_NDP_INDICATION:
+ hdd_ndp_indication_handler(adapter,
+ &roam_info->ndp.ndp_indication_params);
+ break;
+ case eCSR_ROAM_RESULT_NDP_SCHED_UPDATE_RSP:
+ hdd_ndp_schedule_update_rsp_handler(adapter,
+ &roam_info->ndp.ndp_sched_upd_rsp_params);
+ break;
+ case eCSR_ROAM_RESULT_NDP_RESPONDER_RSP:
+ hdd_ndp_responder_rsp_handler(adapter,
+ &roam_info->ndp.ndp_responder_rsp_params);
+ break;
+ case eCSR_ROAM_RESULT_NDP_END_RSP:
+ hdd_ndp_end_rsp_handler(adapter,
+ &roam_info->ndp.ndp_end_rsp_params);
+ break;
+ case eCSR_ROAM_RESULT_NDP_PEER_DEPARTED_IND:
+ hdd_ndp_peer_departed_ind_handler(adapter,
+ &roam_info->ndp.ndp_peer_ind_params);
+ break;
+ case eCSR_ROAM_RESULT_NDP_END_IND:
+ hdd_ndp_end_ind_handler(adapter,
+ &roam_info->ndp.ndp_end_ind_params);
+ break;
+ default:
+ hddLog(LOGE,
+ FL("Unknown NDP response event from SME %d"),
+ roam_result);
+ break;
+ }
+ }
+}
+
+/**
+ * __wlan_hdd_cfg80211_process_ndp_cmds() - handle NDP request
+ * @wiphy: pointer to wireless wiphy structure.
+ * @wdev: pointer to wireless_dev structure.
+ * @data: Pointer to the data to be passed via vendor interface
+ * @data_len:Length of the data to be passed
+ *
+ * This function is invoked to handle vendor command
+ *
+ * Return: 0 on success, negative errno on failure
+ */
+static int __wlan_hdd_cfg80211_process_ndp_cmd(struct wiphy *wiphy,
+ struct wireless_dev *wdev, const void *data, int data_len)
+{
+ uint32_t ndp_cmd_type;
+ uint16_t transaction_id;
+ int ret_val;
+ hdd_context_t *hdd_ctx = wiphy_priv(wiphy);
+ struct nlattr *tb[QCA_WLAN_VENDOR_ATTR_NDP_PARAMS_MAX + 1];
+ char *iface_name;
+
+ ENTER();
+
+ ret_val = wlan_hdd_validate_context(hdd_ctx);
+ if (ret_val)
+ return ret_val;
+
+ if (QDF_GLOBAL_FTM_MODE == hdd_get_conparam()) {
+ hddLog(LOGE, FL("Command not allowed in FTM mode"));
+ return -EPERM;
+ }
+ if (!hdd_ctx->config->enable_nan_datapath) {
+ hddLog(LOGE, FL("NAN datapath is not suported"));
+ return -EPERM;
+ }
+ if (nla_parse(tb, QCA_WLAN_VENDOR_ATTR_NDP_PARAMS_MAX,
+ data, data_len,
+ qca_wlan_vendor_ndp_policy)) {
+ hddLog(LOGE, FL("Invalid NDP vendor command attributes"));
+ return -EINVAL;
+ }
+
+ /* Parse and fetch NDP Command Type*/
+ if (!tb[QCA_WLAN_VENDOR_ATTR_NDP_SUBCMD]) {
+ hddLog(LOGE, FL("NAN datapath cmd type failed"));
+ return -EINVAL;
+ }
+ ndp_cmd_type = nla_get_u32(tb[QCA_WLAN_VENDOR_ATTR_NDP_SUBCMD]);
+
+ if (!tb[QCA_WLAN_VENDOR_ATTR_NDP_TRANSACTION_ID]) {
+ hddLog(LOGE, FL("attr transaction id failed"));
+ return -EINVAL;
+ }
+ transaction_id = nla_get_u16(
+ tb[QCA_WLAN_VENDOR_ATTR_NDP_TRANSACTION_ID]);
+
+ if (!tb[QCA_WLAN_VENDOR_ATTR_NDP_IFACE_STR]) {
+ hddLog(LOGE, FL("Interface name string is unavailable"));
+ return -EINVAL;
+ }
+ iface_name = nla_data(tb[QCA_WLAN_VENDOR_ATTR_NDP_IFACE_STR]);
+
+ hddLog(LOG2, FL("Transaction Id: %d NDP Cmd: %d iface_name: %s"),
+ transaction_id, ndp_cmd_type, iface_name);
+
+ switch (ndp_cmd_type) {
+ case QCA_WLAN_VENDOR_ATTR_NDP_INTERFACE_CREATE:
+ ret_val = hdd_ndi_create_req_handler(hdd_ctx, tb);
+ break;
+ case QCA_WLAN_VENDOR_ATTR_NDP_INTERFACE_DELETE:
+ ret_val = hdd_ndi_delete_req_handler(hdd_ctx, tb);
+ break;
+ case QCA_WLAN_VENDOR_ATTR_NDP_INITIATOR_REQUEST:
+ ret_val = hdd_ndp_initiator_req_handler(hdd_ctx, tb);
+ break;
+ case QCA_WLAN_VENDOR_ATTR_NDP_RESPONDER_REQUEST:
+ ret_val = hdd_ndp_responder_req_handler(hdd_ctx, tb);
+ break;
+ case QCA_WLAN_VENDOR_ATTR_NDP_END_REQUEST:
+ ret_val = hdd_ndp_end_req_handler(hdd_ctx, tb);
+ break;
+ case QCA_WLAN_VENDOR_ATTR_NDP_SCHEDULE_UPDATE_REQUEST:
+ ret_val = hdd_ndp_schedule_req_handler(hdd_ctx, tb);
+ break;
+ default:
+ hddLog(LOGE, FL("Unrecognized NDP vendor cmd %d"),
+ ndp_cmd_type);
+ ret_val = -EINVAL;
+ break;
+ }
+
+ return ret_val;
+}
+
+/**
+ * wlan_hdd_cfg80211_process_ndp_cmd() - handle NDP request
+ * @wiphy: pointer to wireless wiphy structure.
+ * @wdev: pointer to wireless_dev structure.
+ * @data: Pointer to the data to be passed via vendor interface
+ * @data_len:Length of the data to be passed
+ *
+ * This function is called to send a NAN request to
+ * firmware. This is an SSR-protected wrapper function.
+ *
+ * Return: 0 on success, negative errno on failure
+ */
+int wlan_hdd_cfg80211_process_ndp_cmd(struct wiphy *wiphy,
+ struct wireless_dev *wdev, const void *data, int data_len)
+{
+ int ret;
+
+ cds_ssr_protect(__func__);
+ ret = __wlan_hdd_cfg80211_process_ndp_cmd(wiphy, wdev, data, data_len);
+ cds_ssr_unprotect(__func__);
+
+ return ret;
+}
+
+/**
+ * hdd_init_nan_data_mode() - initialize nan data mode
+ * @adapter: adapter context
+ *
+ * Returns: 0 on success negative error code on error
+ */
+int hdd_init_nan_data_mode(struct hdd_adapter_s *adapter)
+{
+ struct net_device *wlan_dev = adapter->dev;
+ struct nan_datapath_ctx *ndp_ctx = WLAN_HDD_GET_NDP_CTX_PTR(adapter);
+ hdd_context_t *hdd_ctx = WLAN_HDD_GET_CTX(adapter);
+ QDF_STATUS status;
+ uint32_t type, sub_type;
+ int32_t ret_val = 0;
+ unsigned long rc;
+ uint32_t timeout = WLAN_WAIT_TIME_SESSIONOPENCLOSE;
+
+ INIT_COMPLETION(adapter->session_open_comp_var);
+ sme_set_curr_device_mode(hdd_ctx->hHal, adapter->device_mode);
+ status = cds_get_vdev_types(adapter->device_mode, &type, &sub_type);
+ if (QDF_STATUS_SUCCESS != status) {
+ hddLog(LOGE, "failed to get vdev type");
+ goto error_sme_open;
+ }
+
+ /* open sme session for future use */
+ status = sme_open_session(hdd_ctx->hHal, hdd_sme_roam_callback,
+ adapter, (uint8_t *)&adapter->macAddressCurrent,
+ &adapter->sessionId, type, sub_type);
+ if (QDF_STATUS_SUCCESS == status) {
+ hddLog(LOGE, "sme_open_session() failed with status code %d",
+ status);
+ ret_val = -EAGAIN;
+ goto error_sme_open;
+ }
+
+ /* Block on a completion variable. Can't wait forever though */
+ rc = wait_for_completion_timeout(
+ &adapter->session_open_comp_var,
+ msecs_to_jiffies(timeout));
+ if (!rc) {
+ hddLog(LOGE,
+ FL("Failed to open session, timeout code: %ld"), rc);
+ ret_val = -ETIMEDOUT;
+ goto error_sme_open;
+ }
+
+ /* Register wireless extensions */
+ ret_val = hdd_register_wext(wlan_dev);
+ if (0 > ret_val) {
+ hddLog(LOGE, FL("Wext registration failed with status code %d"),
+ ret_val);
+ ret_val = -EAGAIN;
+ goto error_register_wext;
+ }
+
+ status = hdd_init_tx_rx(adapter);
+ if (QDF_STATUS_SUCCESS != status) {
+ hddLog(LOGE, FL("hdd_init_tx_rx() init failed, status %d"),
+ status);
+ ret_val = -EAGAIN;
+ goto error_init_txrx;
+ }
+
+ set_bit(INIT_TX_RX_SUCCESS, &adapter->event_flags);
+
+ status = hdd_wmm_adapter_init(adapter);
+ if (QDF_STATUS_SUCCESS != status) {
+ hddLog(LOGE, FL("hdd_wmm_adapter_init() failed, status %d"),
+ status);
+ ret_val = -EAGAIN;
+ goto error_wmm_init;
+ }
+
+ set_bit(WMM_INIT_DONE, &adapter->event_flags);
+
+ ret_val = wma_cli_set_command((int)adapter->sessionId,
+ (int)WMI_PDEV_PARAM_BURST_ENABLE,
+ (int)hdd_ctx->config->enableSifsBurst,
+ PDEV_CMD);
+ if (0 != ret_val) {
+ hddLog(LOGE, FL("WMI_PDEV_PARAM_BURST_ENABLE set failed %d"),
+ ret_val);
+ }
+
+ ndp_ctx->state = NAN_DATA_NDI_CREATING_STATE;
+ return ret_val;
+
+error_wmm_init:
+ clear_bit(INIT_TX_RX_SUCCESS, &adapter->event_flags);
+ hdd_deinit_tx_rx(adapter);
+
+error_init_txrx:
+ hdd_unregister_wext(wlan_dev);
+
+error_register_wext:
+ if (test_bit(SME_SESSION_OPENED, &adapter->event_flags)) {
+ INIT_COMPLETION(adapter->session_close_comp_var);
+ if (QDF_STATUS_SUCCESS ==
+ sme_close_session(hdd_ctx->hHal,
+ adapter->sessionId,
+ hdd_sme_close_session_callback,
+ adapter)) {
+ rc = wait_for_completion_timeout(
+ &adapter->session_close_comp_var,
+ msecs_to_jiffies(timeout));
+ if (rc <= 0) {
+ hddLog(LOGE,
+ FL("Session close failed status %ld"),
+ rc);
+ ret_val = -ETIMEDOUT;
+ }
+ }
+ }
+
+error_sme_open:
+ return ret_val;
+}