P2P: Add mechanism for configuring UAPSD parameters for group

This is needed to be able to change parameters for dynamically
created interfaces between the creation of the interface and
association/start AP commands.

Following ctrl_interface commands can now be used:

P2P_SET client_apsd disable
- disable configuration (i.e., use driver default) in client mode

P2P_SET client_apsd <BE>,<BK>,<VI>,<VO>;<max SP Length>
- enable UASPD with specific trigger configuration (0/1) per AC
  (max SP Length is currently ignored)

P2P_SET go_apsd disable
- disable configuration (i.e., use driver default) in AP mode

P2P_SET go_apsd <0/1>
- disable/enable APSD in AP mode
This commit is contained in:
Jouni Malinen 2010-07-28 10:18:52 -07:00 committed by Jouni Malinen
parent 2f837b41dc
commit eea2fd9eff
6 changed files with 77 additions and 0 deletions

View file

@ -481,6 +481,14 @@ struct wpa_driver_associate_params {
* p2p - Whether this connection is a P2P group
*/
int p2p;
/**
* uapsd - UAPSD parameters for the network
* -1 = do not change defaults
* AP mode: 1 = enabled, 0 = disabled
* STA mode: bits 0..3 UAPSD enabled for VO,VI,BK,BE
*/
int uapsd;
};
/**

View file

@ -296,6 +296,11 @@ int wpa_supplicant_create_ap(struct wpa_supplicant *wpa_s,
params.p2p = 1;
#endif /* CONFIG_P2P */
if (wpa_s->parent->set_ap_uapsd)
params.uapsd = wpa_s->parent->ap_uapsd;
else
params.uapsd = -1;
if (wpa_drv_associate(wpa_s, &params) < 0) {
wpa_msg(wpa_s, MSG_INFO, "Failed to start AP functionality");
return -1;

View file

@ -2479,6 +2479,55 @@ static int p2p_ctrl_set(struct wpa_supplicant *wpa_s, char *cmd)
if (os_strcmp(cmd, "cross_connect") == 0)
return wpas_p2p_set_cross_connect(wpa_s, atoi(param));
if (os_strcmp(cmd, "go_apsd") == 0) {
if (os_strcmp(param, "disable") == 0)
wpa_s->set_ap_uapsd = 0;
else {
wpa_s->set_ap_uapsd = 1;
wpa_s->ap_uapsd = atoi(param);
}
return 0;
}
if (os_strcmp(cmd, "client_apsd") == 0) {
if (os_strcmp(param, "disable") == 0)
wpa_s->set_sta_uapsd = 0;
else {
int be, bk, vi, vo;
char *pos;
/* format: BE,BK,VI,VO;max SP Length */
be = atoi(param);
pos = os_strchr(param, ',');
if (pos == NULL)
return -1;
pos++;
bk = atoi(pos);
pos = os_strchr(pos, ',');
if (pos == NULL)
return -1;
pos++;
vi = atoi(pos);
pos = os_strchr(pos, ',');
if (pos == NULL)
return -1;
pos++;
vo = atoi(pos);
/* ignore max SP Length for now */
wpa_s->set_sta_uapsd = 1;
wpa_s->sta_uapsd = 0;
if (be)
wpa_s->sta_uapsd |= BIT(0);
if (bk)
wpa_s->sta_uapsd |= BIT(1);
if (vi)
wpa_s->sta_uapsd |= BIT(2);
if (vo)
wpa_s->sta_uapsd |= BIT(3);
}
return 0;
}
wpa_printf(MSG_DEBUG, "CTRL_IFACE: Unknown P2P_SET field value '%s'",
cmd);

View file

@ -386,6 +386,11 @@ void sme_associate(struct wpa_supplicant *wpa_s, enum wpas_mode mode,
(wpa_s->drv_flags & WPA_DRIVER_FLAGS_P2P_CAPABLE))
params.p2p = 1;
if (wpa_s->parent->set_sta_uapsd)
params.uapsd = wpa_s->parent->sta_uapsd;
else
params.uapsd = -1;
if (wpa_drv_associate(wpa_s, &params) < 0) {
wpa_msg(wpa_s, MSG_INFO, "Association request to the driver "
"failed");

View file

@ -1283,6 +1283,11 @@ void wpa_supplicant_associate(struct wpa_supplicant *wpa_s,
params.p2p = 1;
#endif /* CONFIG_P2P */
if (wpa_s->parent->set_sta_uapsd)
params.uapsd = wpa_s->parent->sta_uapsd;
else
params.uapsd = -1;
if (wpa_s->drv_flags & WPA_DRIVER_FLAGS_USER_SPACE_MLME)
ret = ieee80211_sta_associate(wpa_s, &params);
else

View file

@ -424,6 +424,11 @@ struct wpa_supplicant {
struct ibss_rsn *ibss_rsn;
int set_sta_uapsd;
int sta_uapsd;
int set_ap_uapsd;
int ap_uapsd;
#ifdef CONFIG_SME
struct {
u8 ssid[32];