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@xxxxxxxxxx>
---
drivers/net/wireless/wl12xx/main.c | 33 ++++++++++++++++++++++++++++-----
drivers/net/wireless/wl12xx/scan.c | 9 ++++++++-
drivers/net/wireless/wl12xx/tx.c | 3 ++-
drivers/net/wireless/wl12xx/wl12xx.h | 1 +
4 files changed, 39 insertions(+), 7 deletions(-)
diff --git a/drivers/net/wireless/wl12xx/main.c b/drivers/net/wireless/wl12xx/main.c
index 9b0df66..de4b6c2 100644
--- a/drivers/net/wireless/wl12xx/main.c
+++ b/drivers/net/wireless/wl12xx/main.c
@@ -1767,12 +1767,15 @@ static u8 wl12xx_get_role_type(struct wl1271 *wl)
case BSS_TYPE_AP_BSS:
return WL1271_ROLE_AP;
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);
}
return WL12XX_INVALID_ROLE_TYPE;
}
@@ -1845,13 +1848,14 @@ static int wl1271_op_add_interface(struct ieee80211_hw *hw,
goto power_off;
ret = wl1271_boot(wl);
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
* the STA role can get packets only from
* its associated bssid)
*/
@@ -2075,12 +2079,13 @@ static void wl1271_op_remove_interface(struct ieee80211_hw *hw,
cancel_work_sync(&wl->recovery_work);
}
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
* WPA/WPA2 keys from the chipset. Performing a JOIN while associated
* to a WPA/WPA2 access point will therefore kill the data-path.
* Currently the only valid scenario for JOIN during association
@@ -2091,13 +2096,16 @@ static int wl1271_join(struct wl1271 *wl, bool set_assoc)
if (test_bit(WL1271_FLAG_STA_ASSOCIATED, &wl->flags))
wl1271_info("JOIN while associated.");
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;
if (!test_bit(WL1271_FLAG_STA_ASSOCIATED, &wl->flags))
goto out;
@@ -3125,12 +3133,13 @@ static void wl1271_bss_info_changed_sta(struct wl1271 *wl,
struct ieee80211_vif *vif,
struct ieee80211_bss_conf *bss_conf,
u32 changed)
{
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;
bool sta_exists = false;
struct ieee80211_sta_ht_cap sta_ht_cap;
@@ -3138,20 +3147,34 @@ static void wl1271_bss_info_changed_sta(struct wl1271 *wl,
ret = wl1271_bss_beacon_info_changed(wl, vif, bss_conf,
changed);
if (ret < 0)
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");
if (bss_conf->enable_beacon)
wl->set_bss_type = BSS_TYPE_IBSS;
else
diff --git a/drivers/net/wireless/wl12xx/scan.c b/drivers/net/wireless/wl12xx/scan.c
index 653091a..7229eaa 100644
--- a/drivers/net/wireless/wl12xx/scan.c
+++ b/drivers/net/wireless/wl12xx/scan.c
@@ -31,12 +31,13 @@
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);
wl1271_debug(DEBUG_SCAN, "Scanning complete");
@@ -56,13 +57,19 @@ void wl1271_scan_complete_work(struct work_struct *work)
if (ret < 0)
goto out;
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);
}
wl1271_ps_elp_sleep(wl);
diff --git a/drivers/net/wireless/wl12xx/tx.c b/drivers/net/wireless/wl12xx/tx.c
index 1240f40..8fdffd0 100644
--- a/drivers/net/wireless/wl12xx/tx.c
+++ b/drivers/net/wireless/wl12xx/tx.c
@@ -179,13 +179,14 @@ static u8 wl1271_tx_get_hlid(struct wl1271 *wl, struct sk_buff *skb)
if (wl12xx_is_dummy_packet(wl, skb))
return wl->system_hlid;
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;
}
static unsigned int wl12xx_calc_packet_alignment(struct wl1271 *wl,
diff --git a/drivers/net/wireless/wl12xx/wl12xx.h b/drivers/net/wireless/wl12xx/wl12xx.h
index 487c3c7..416d68e 100644
--- a/drivers/net/wireless/wl12xx/wl12xx.h
+++ b/drivers/net/wireless/wl12xx/wl12xx.h
@@ -321,12 +321,13 @@ struct wl1271_ap_key {
u32 tx_seq_32;
u16 tx_seq_16;
};
enum wl12xx_flags {
WL1271_FLAG_STA_ASSOCIATED,
+ WL1271_FLAG_IBSS_JOINED,
WL1271_FLAG_GPIO_POWER,
WL1271_FLAG_TX_QUEUE_STOPPED,
WL1271_FLAG_TX_PENDING,
WL1271_FLAG_IN_ELP,
WL1271_FLAG_ELP_REQUESTED,
WL1271_FLAG_PSM,
--
1.7.6.401.g6a319
--
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