nl80211: Move CS supported flag to wpa_driver_capa

Replace channel_switch_supported flag of the
wpa_driver_nl80211_data by WPA_DRIVER_FLAGS_AP_CSA inside
wpa_driver_capa.flags. It makes more sense and also can
be accessed by wpa_supplicant.

Signed-hostap: Andrei Otcheretianski <andrei.otcheretianski@intel.com>

diff --git a/src/drivers/driver.h b/src/drivers/driver.h
index 999af51..db34ed1 100644 (file)
--- a/src/drivers/driver.h
+++ b/src/drivers/driver.h
@@ -932,6 +932,8 @@ struct wpa_driver_capa {
 #define WPA_DRIVER_FLAGS_DEDICATED_P2P_DEVICE          0x20000000
 /* Driver supports QoS Mapping */
 #define WPA_DRIVER_FLAGS_QOS_MAPPING                   0x40000000
+/* Driver supports CSA in AP mode */
+#define WPA_DRIVER_FLAGS_AP_CSA                                0x80000000
        unsigned int flags;
 
        int max_scan_ssids;

diff --git a/src/drivers/driver_nl80211.c b/src/drivers/driver_nl80211.c
index 6c4c816..b2d4a20 100644 (file)
--- a/src/drivers/driver_nl80211.c
+++ b/src/drivers/driver_nl80211.c
@@ -300,7 +300,6 @@ struct wpa_driver_nl80211_data {
        unsigned int hostapd:1;
        unsigned int start_mode_ap:1;
        unsigned int start_iface_up:1;
-       unsigned int channel_switch_supported:1;
 
        u64 remain_on_chan_cookie;
        u64 send_action_cookie;
@@ -3628,6 +3627,9 @@ static int wpa_driver_nl80211_get_info(struct wpa_driver_nl80211_data *drv,
        if (!drv->capa.max_remain_on_chan)
                drv->capa.max_remain_on_chan = 5000;
 
+       if (info->channel_switch_supported)
+               drv->capa.flags |= WPA_DRIVER_FLAGS_AP_CSA;
+
        return 0;
 nla_put_failure:
        nlmsg_free(msg);
@@ -3670,7 +3672,6 @@ static int wpa_driver_nl80211_capa(struct wpa_driver_nl80211_data *drv)
        drv->device_ap_sme = info.device_ap_sme;
        drv->poll_command_supported = info.poll_command_supported;
        drv->data_tx_status = info.data_tx_status;
-       drv->channel_switch_supported = info.channel_switch_supported;
        if (info.set_qos_map_supported)
                drv->capa.flags |= WPA_DRIVER_FLAGS_QOS_MAPPING;
 
@@ -11361,7 +11362,7 @@ static int nl80211_switch_channel(void *priv, struct csa_settings *settings)
                   settings->freq_params.center_freq1,
                   settings->freq_params.center_freq2);
 
-       if (!drv->channel_switch_supported) {
+       if (!(drv->capa.flags & WPA_DRIVER_FLAGS_AP_CSA)) {
                wpa_printf(MSG_DEBUG, "nl80211: Driver does not support channel switch command");
                return -EOPNOTSUPP;
        }