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wl12xx: support IBSS vif type

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Start IBSS role when the interface type is IBSS.
As with sta role, use the dev role until the role
is started.

Signed-off-by: Eliad Peller <eliad@wizery.com>
Signed-off-by: Luciano Coelho <coelho@ti.com>
This commit is contained in:
Eliad Peller 2011-08-14 13:17:26 +03:00 committed by Luciano Coelho
parent 31cd3aed29
commit 227e81e184
4 changed files with 39 additions and 7 deletions
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33
drivers/net/wireless/wl12xx/main.c
View File

@ -1770,6 +1770,9 @@ static u8 wl12xx_get_role_type(struct wl1271 *wl)
case BSS_TYPE_STA_BSS:
return WL1271_ROLE_STA;
case BSS_TYPE_IBSS:
return WL1271_ROLE_IBSS;
default:
wl1271_error("invalid bss_type: %d", wl->bss_type);
}
@ -1848,7 +1851,8 @@ static int wl1271_op_add_interface(struct ieee80211_hw *hw,
if (ret < 0)
goto power_off;
if (wl->bss_type == BSS_TYPE_STA_BSS) {
if (wl->bss_type == BSS_TYPE_STA_BSS ||
wl->bss_type == BSS_TYPE_IBSS) {
/*
* The device role is a special role used for
* rx and tx frames prior to association (as
@ -2078,6 +2082,7 @@ static void wl1271_op_remove_interface(struct ieee80211_hw *hw,
static int wl1271_join(struct wl1271 *wl, bool set_assoc)
{
int ret;
bool is_ibss = (wl->bss_type == BSS_TYPE_IBSS);
/*
* One of the side effects of the JOIN command is that is clears
@ -2094,7 +2099,10 @@ static int wl1271_join(struct wl1271 *wl, bool set_assoc)
if (set_assoc)
set_bit(WL1271_FLAG_STA_ASSOCIATED, &wl->flags);
ret = wl12xx_cmd_role_start_sta(wl);
if (is_ibss)
ret = wl12xx_cmd_role_start_ibss(wl);
else
ret = wl12xx_cmd_role_start_sta(wl);
if (ret < 0)
goto out;
@ -3128,6 +3136,7 @@ static void wl1271_bss_info_changed_sta(struct wl1271 *wl,
{
bool do_join = false, set_assoc = false;
bool is_ibss = (wl->bss_type == BSS_TYPE_IBSS);
bool ibss_joined = false;
u32 sta_rate_set = 0;
int ret;
struct ieee80211_sta *sta;
@ -3141,14 +3150,28 @@ static void wl1271_bss_info_changed_sta(struct wl1271 *wl,
goto out;
}
if ((changed & BSS_CHANGED_BEACON_INT) && is_ibss)
if (changed & BSS_CHANGED_IBSS) {
if (bss_conf->ibss_joined) {
set_bit(WL1271_FLAG_IBSS_JOINED, &wl->flags);
ibss_joined = true;
} else {
if (test_and_clear_bit(WL1271_FLAG_IBSS_JOINED,
&wl->flags)) {
wl1271_unjoin(wl);
wl12xx_cmd_role_start_dev(wl);
wl12xx_roc(wl, wl->dev_role_id);
}
}
}
if ((changed & BSS_CHANGED_BEACON_INT) && ibss_joined)
do_join = true;
/* Need to update the SSID (for filtering etc) */
if ((changed & BSS_CHANGED_BEACON) && is_ibss)
if ((changed & BSS_CHANGED_BEACON) && ibss_joined)
do_join = true;
if ((changed & BSS_CHANGED_BEACON_ENABLED) && is_ibss) {
if ((changed & BSS_CHANGED_BEACON_ENABLED) && ibss_joined) {
wl1271_debug(DEBUG_ADHOC, "ad-hoc beaconing: %s",
bss_conf->enable_beacon ? "enabled" : "disabled");

9
drivers/net/wireless/wl12xx/scan.c
View File

@ -34,6 +34,7 @@ void wl1271_scan_complete_work(struct work_struct *work)
struct delayed_work *dwork;
struct wl1271 *wl;
int ret;
bool is_sta, is_ibss;
dwork = container_of(work, struct delayed_work, work);
wl = container_of(dwork, struct wl1271, scan_complete_work);
@ -59,7 +60,13 @@ void wl1271_scan_complete_work(struct work_struct *work)
if (test_bit(WL1271_FLAG_STA_ASSOCIATED, &wl->flags)) {
/* restore hardware connection monitoring template */
wl1271_cmd_build_ap_probe_req(wl, wl->probereq);
} else {
}
/* return to ROC if needed */
is_sta = (wl->bss_type == BSS_TYPE_STA_BSS);
is_ibss = (wl->bss_type == BSS_TYPE_IBSS);
if ((is_sta && !test_bit(WL1271_FLAG_STA_ASSOCIATED, &wl->flags)) ||
(is_ibss && !test_bit(WL1271_FLAG_IBSS_JOINED, &wl->flags))) {
/* restore remain on channel */
wl12xx_cmd_role_start_dev(wl);
wl12xx_roc(wl, wl->dev_role_id);

3
drivers/net/wireless/wl12xx/tx.c
View File

@ -182,7 +182,8 @@ static u8 wl1271_tx_get_hlid(struct wl1271 *wl, struct sk_buff *skb)
if (wl->bss_type == BSS_TYPE_AP_BSS)
return wl12xx_tx_get_hlid_ap(wl, skb);
if (test_bit(WL1271_FLAG_STA_ASSOCIATED, &wl->flags))
if (test_bit(WL1271_FLAG_STA_ASSOCIATED, &wl->flags) ||
test_bit(WL1271_FLAG_IBSS_JOINED, &wl->flags))
return wl->sta_hlid;
else
return wl->dev_hlid;

1
drivers/net/wireless/wl12xx/wl12xx.h
View File

@ -324,6 +324,7 @@ struct wl1271_ap_key {
enum wl12xx_flags {
WL1271_FLAG_STA_ASSOCIATED,
WL1271_FLAG_IBSS_JOINED,
WL1271_FLAG_GPIO_POWER,
WL1271_FLAG_TX_QUEUE_STOPPED,
WL1271_FLAG_TX_PENDING,