Commit 8f8ff916 authored by Kalle Valo's avatar Kalle Valo Committed by John W. Linville

wl1251: create qos null data template

The qos null data template is needed for U-APSD.
Signed-off-by: default avatarKalle Valo <kalle.valo@nokia.com>
Signed-off-by: default avatarJohn W. Linville <linville@tuxdriver.com>
parent 558a6669
......@@ -563,6 +563,27 @@ static void wl1251_op_remove_interface(struct ieee80211_hw *hw,
mutex_unlock(&wl->mutex);
}
static int wl1251_build_qos_null_data(struct wl1251 *wl)
{
struct ieee80211_qos_hdr template;
memset(&template, 0, sizeof(template));
memcpy(template.addr1, wl->bssid, ETH_ALEN);
memcpy(template.addr2, wl->mac_addr, ETH_ALEN);
memcpy(template.addr3, wl->bssid, ETH_ALEN);
template.frame_control = cpu_to_le16(IEEE80211_FTYPE_DATA |
IEEE80211_STYPE_QOS_NULLFUNC |
IEEE80211_FCTL_TODS);
/* FIXME: not sure what priority to use here */
template.qos_ctrl = cpu_to_le16(0);
return wl1251_cmd_template_set(wl, CMD_QOS_NULL_DATA, &template,
sizeof(template));
}
static int wl1251_op_config(struct ieee80211_hw *hw, u32 changed)
{
struct wl1251 *wl = hw->priv;
......@@ -948,6 +969,10 @@ static void wl1251_op_bss_info_changed(struct ieee80211_hw *hw,
if (ret < 0)
goto out_sleep;
ret = wl1251_build_qos_null_data(wl);
if (ret < 0)
goto out;
if (wl->bss_type != BSS_TYPE_IBSS) {
ret = wl1251_join(wl, wl->bss_type, wl->channel,
wl->beacon_int, wl->dtim_period);
......
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