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wl1251: create qos null data template
The qos null data template is needed for U-APSD. Signed-off-by: Kalle Valo <kalle.valo@nokia.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
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1 changed files with 25 additions and 0 deletions
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@ -563,6 +563,27 @@ static void wl1251_op_remove_interface(struct ieee80211_hw *hw,
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mutex_unlock(&wl->mutex);
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mutex_unlock(&wl->mutex);
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}
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}
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static int wl1251_build_qos_null_data(struct wl1251 *wl)
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{
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struct ieee80211_qos_hdr template;
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memset(&template, 0, sizeof(template));
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memcpy(template.addr1, wl->bssid, ETH_ALEN);
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memcpy(template.addr2, wl->mac_addr, ETH_ALEN);
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memcpy(template.addr3, wl->bssid, ETH_ALEN);
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template.frame_control = cpu_to_le16(IEEE80211_FTYPE_DATA |
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IEEE80211_STYPE_QOS_NULLFUNC |
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IEEE80211_FCTL_TODS);
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/* FIXME: not sure what priority to use here */
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template.qos_ctrl = cpu_to_le16(0);
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return wl1251_cmd_template_set(wl, CMD_QOS_NULL_DATA, &template,
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sizeof(template));
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}
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static int wl1251_op_config(struct ieee80211_hw *hw, u32 changed)
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static int wl1251_op_config(struct ieee80211_hw *hw, u32 changed)
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{
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{
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struct wl1251 *wl = hw->priv;
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struct wl1251 *wl = hw->priv;
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@ -948,6 +969,10 @@ static void wl1251_op_bss_info_changed(struct ieee80211_hw *hw,
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if (ret < 0)
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if (ret < 0)
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goto out_sleep;
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goto out_sleep;
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ret = wl1251_build_qos_null_data(wl);
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if (ret < 0)
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goto out;
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if (wl->bss_type != BSS_TYPE_IBSS) {
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if (wl->bss_type != BSS_TYPE_IBSS) {
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ret = wl1251_join(wl, wl->bss_type, wl->channel,
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ret = wl1251_join(wl, wl->bss_type, wl->channel,
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wl->beacon_int, wl->dtim_period);
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wl->beacon_int, wl->dtim_period);
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