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IBSS: Add WPA_DRIVER_FLAGS_HT_IBSS

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Add WPA_DRIVER_FLAGS_HT_IBSS driver feature flag. Some drivers could not
set this feature and next could fail when we will enable HT support for
IBSS with error message: nl80211: Join IBSS failed: ret=-22 (Invalid
argument).

Signed-off-by: Janusz Dziedzic <janusz.dziedzic@tieto.com>
This commit is contained in:
Janusz Dziedzic 2015-01-07 09:29:43 +01:00 committed by Jouni Malinen
parent f3b8ad4d78
commit 1830817ece
3 changed files with 38 additions and 17 deletions
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2
src/drivers/driver.h
View file

@ -1182,6 +1182,8 @@ struct wpa_driver_capa {
#define WPA_DRIVER_FLAGS_KEY_MGMT_OFFLOAD 0x0000000400000000ULL #define WPA_DRIVER_FLAGS_KEY_MGMT_OFFLOAD 0x0000000400000000ULL
/** Driver supports TDLS channel switching */ /** Driver supports TDLS channel switching */
#define WPA_DRIVER_FLAGS_TDLS_CHANNEL_SWITCH 0x0000000800000000ULL #define WPA_DRIVER_FLAGS_TDLS_CHANNEL_SWITCH 0x0000000800000000ULL
/** Driver supports IBSS with HT datarates */
#define WPA_DRIVER_FLAGS_HT_IBSS 0x0000001000000000ULL
u64 flags; u64 flags;
#define WPA_DRIVER_SMPS_MODE_STATIC 0x00000001 #define WPA_DRIVER_SMPS_MODE_STATIC 0x00000001

3
src/drivers/driver_nl80211_capa.c
View file

@ -394,6 +394,9 @@ static void wiphy_info_feature_flags(struct wiphy_info_data *info,
if (flags & NL80211_FEATURE_TX_POWER_INSERTION) if (flags & NL80211_FEATURE_TX_POWER_INSERTION)
capa->rrm_flags |= WPA_DRIVER_FLAGS_TX_POWER_INSERTION; capa->rrm_flags |= WPA_DRIVER_FLAGS_TX_POWER_INSERTION;
if (flags & NL80211_FEATURE_HT_IBSS)
capa->flags |= WPA_DRIVER_FLAGS_HT_IBSS;
} }

50
wpa_supplicant/wpa_supplicant.c
View file

@ -1649,6 +1649,37 @@ void wpa_supplicant_associate(struct wpa_supplicant *wpa_s,
} }
static void ibss_mesh_setup_freq(struct wpa_supplicant *wpa_s,
const struct wpa_ssid *ssid,
struct hostapd_freq_params *freq)
{
enum hostapd_hw_mode hw_mode;
struct hostapd_hw_modes *mode = NULL;
u8 channel;
int i;
freq->freq = ssid->frequency;
/* For IBSS check HT_IBSS flag */
if (ssid->mode == WPAS_MODE_IBSS &&
!(wpa_s->drv_flags & WPA_DRIVER_FLAGS_HT_IBSS))
return;
hw_mode = ieee80211_freq_to_chan(ssid->frequency, &channel);
for (i = 0; wpa_s->hw.modes && i < wpa_s->hw.num_modes; i++) {
if (wpa_s->hw.modes[i].mode == hw_mode) {
mode = &wpa_s->hw.modes[i];
break;
}
}
if (!mode)
return;
freq->ht_enabled = ht_supported(mode);
}
static void wpas_start_assoc_cb(struct wpa_radio_work *work, int deinit) static void wpas_start_assoc_cb(struct wpa_radio_work *work, int deinit)
{ {
struct wpa_connect_work *cwork = work->ctx; struct wpa_connect_work *cwork = work->ctx;
@ -1962,23 +1993,8 @@ static void wpas_start_assoc_cb(struct wpa_radio_work *work, int deinit)
/* Initial frequency for IBSS/mesh */ /* Initial frequency for IBSS/mesh */
if ((ssid->mode == WPAS_MODE_IBSS || ssid->mode == WPAS_MODE_MESH) && if ((ssid->mode == WPAS_MODE_IBSS || ssid->mode == WPAS_MODE_MESH) &&
ssid->frequency > 0 && params.freq.freq == 0) { ssid->frequency > 0 && params.freq.freq == 0)
enum hostapd_hw_mode hw_mode; ibss_mesh_setup_freq(wpa_s, ssid, &params.freq);
u8 channel;
params.freq.freq = ssid->frequency;
hw_mode = ieee80211_freq_to_chan(ssid->frequency, &channel);
for (i = 0; wpa_s->hw.modes && i < wpa_s->hw.num_modes; i++) {
if (wpa_s->hw.modes[i].mode == hw_mode) {
struct hostapd_hw_modes *mode;
mode = &wpa_s->hw.modes[i];
params.freq.ht_enabled = ht_supported(mode);
break;
}
}
}
if (ssid->mode == WPAS_MODE_IBSS) { if (ssid->mode == WPAS_MODE_IBSS) {
if (ssid->beacon_int) if (ssid->beacon_int)