+static int ath6kl_cfg80211_sscan_start(struct wiphy *wiphy,
+ struct net_device *dev,
+ struct cfg80211_sched_scan_request *request)
+{
+ struct ath6kl *ar = ath6kl_priv(dev);
+ struct ath6kl_vif *vif = netdev_priv(dev);
+ u16 interval;
+ int ret;
+ u8 i;
+
+ if (ar->state != ATH6KL_STATE_ON)
+ return -EIO;
+
+ if (vif->sme_state != SME_DISCONNECTED)
+ return -EBUSY;
+
+ for (i = 0; i < ar->wiphy->max_sched_scan_ssids; i++) {
+ ath6kl_wmi_probedssid_cmd(ar->wmi, vif->fw_vif_idx,
+ i, DISABLE_SSID_FLAG,
+ 0, NULL);
+ }
+
+ /* fw uses seconds, also make sure that it's >0 */
+ interval = max_t(u16, 1, request->interval / 1000);
+
+ ath6kl_wmi_scanparams_cmd(ar->wmi, vif->fw_vif_idx,
+ interval, interval,
+ 10, 0, 0, 0, 3, 0, 0, 0);
+
+ if (request->n_ssids && request->ssids[0].ssid_len) {
+ for (i = 0; i < request->n_ssids; i++) {
+ ath6kl_wmi_probedssid_cmd(ar->wmi, vif->fw_vif_idx,
+ i, SPECIFIC_SSID_FLAG,
+ request->ssids[i].ssid_len,
+ request->ssids[i].ssid);
+ }
+ }
+
+ ret = ath6kl_wmi_set_wow_mode_cmd(ar->wmi, vif->fw_vif_idx,
+ ATH6KL_WOW_MODE_ENABLE,
+ WOW_FILTER_SSID,
+ WOW_HOST_REQ_DELAY);
+ if (ret) {
+ ath6kl_warn("Failed to enable wow with ssid filter: %d\n", ret);
+ return ret;
+ }
+
+ /* this also clears IE in fw if it's not set */
+ ret = ath6kl_wmi_set_appie_cmd(ar->wmi, vif->fw_vif_idx,
+ WMI_FRAME_PROBE_REQ,
+ request->ie, request->ie_len);
+ if (ret) {
+ ath6kl_warn("Failed to set probe request IE for scheduled scan: %d",
+ ret);
+ return ret;
+ }
+
+ ret = ath6kl_wmi_set_host_sleep_mode_cmd(ar->wmi, vif->fw_vif_idx,
+ ATH6KL_HOST_MODE_ASLEEP);
+ if (ret) {
+ ath6kl_warn("Failed to enable host sleep mode for sched scan: %d\n",
+ ret);
+ return ret;
+ }
+
+ ar->state = ATH6KL_STATE_SCHED_SCAN;
+
+ return ret;
+}
+
+static int ath6kl_cfg80211_sscan_stop(struct wiphy *wiphy,
+ struct net_device *dev)
+{
+ struct ath6kl_vif *vif = netdev_priv(dev);
+ bool stopped;
+
+ stopped = __ath6kl_cfg80211_sscan_stop(vif);
+
+ if (!stopped)
+ return -EIO;
+
+ return 0;
+}
+