diff options
| author | Maxim Altshul <maxim.altshul@ti.com> | 2016-08-21 14:24:25 +0300 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2017-05-20 14:27:03 +0200 |
| commit | d4392269f7ce3567e3bd7c2b43883433c4d64a37 (patch) | |
| tree | 0ca990119789e483090ff77fb844aa96638cb652 | |
| parent | 4b86b46ef4108d41c5ee52fbd1cba30122d10ac3 (diff) | |
wlcore: Add RX_BA_WIN_SIZE_CHANGE_EVENT event
commit e7ee74b56f23ba447d3124f2eccc32033cca501d upstream.
This event is used by the Firmware to limit the RX BA win size
for a specific link.
The event handler updates the new size in the mac's sta->sta struct.
BA sessions opened for that link will use the new restricted
win_size. This limitation remains until a new update is received or
until the link is closed.
Signed-off-by: Maxim Altshul <maxim.altshul@ti.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
[AmitP: Minor refactoring for linux-4.4.y]
Signed-off-by: Amit Pundir <amit.pundir@linaro.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
| -rw-r--r-- | drivers/net/wireless/ti/wl18xx/event.c | 28 | ||||
| -rw-r--r-- | drivers/net/wireless/ti/wl18xx/event.h | 1 | ||||
| -rw-r--r-- | drivers/net/wireless/ti/wl18xx/main.c | 3 |
3 files changed, 31 insertions, 1 deletions
diff --git a/drivers/net/wireless/ti/wl18xx/event.c b/drivers/net/wireless/ti/wl18xx/event.c index 09c7e098f460..085ef5c87262 100644 --- a/drivers/net/wireless/ti/wl18xx/event.c +++ b/drivers/net/wireless/ti/wl18xx/event.c @@ -206,5 +206,33 @@ int wl18xx_process_mailbox_events(struct wl1271 *wl) mbox->sc_pwd_len, mbox->sc_pwd); + if (vector & RX_BA_WIN_SIZE_CHANGE_EVENT_ID) { + struct wl12xx_vif *wlvif; + struct ieee80211_vif *vif; + struct ieee80211_sta *sta; + u8 link_id = mbox->rx_ba_link_id; + u8 win_size = mbox->rx_ba_win_size; + const u8 *addr; + + wlvif = wl->links[link_id].wlvif; + vif = wl12xx_wlvif_to_vif(wlvif); + + /* Update RX aggregation window size and call + * MAC routine to stop active RX aggregations for this link + */ + if (wlvif->bss_type != BSS_TYPE_AP_BSS) + addr = vif->bss_conf.bssid; + else + addr = wl->links[link_id].addr; + + sta = ieee80211_find_sta(vif, addr); + if (sta) { + sta->max_rx_aggregation_subframes = win_size; + ieee80211_stop_rx_ba_session(vif, + wl->links[link_id].ba_bitmap, + addr); + } + } + return 0; } diff --git a/drivers/net/wireless/ti/wl18xx/event.h b/drivers/net/wireless/ti/wl18xx/event.h index f3d4f13379cb..9495fadc8093 100644 --- a/drivers/net/wireless/ti/wl18xx/event.h +++ b/drivers/net/wireless/ti/wl18xx/event.h @@ -38,6 +38,7 @@ enum { REMAIN_ON_CHANNEL_COMPLETE_EVENT_ID = BIT(18), DFS_CHANNELS_CONFIG_COMPLETE_EVENT = BIT(19), PERIODIC_SCAN_REPORT_EVENT_ID = BIT(20), + RX_BA_WIN_SIZE_CHANGE_EVENT_ID = BIT(21), SMART_CONFIG_SYNC_EVENT_ID = BIT(22), SMART_CONFIG_DECODE_EVENT_ID = BIT(23), TIME_SYNC_EVENT_ID = BIT(24), diff --git a/drivers/net/wireless/ti/wl18xx/main.c b/drivers/net/wireless/ti/wl18xx/main.c index 50cce42089a5..47f355e92193 100644 --- a/drivers/net/wireless/ti/wl18xx/main.c +++ b/drivers/net/wireless/ti/wl18xx/main.c @@ -1029,7 +1029,8 @@ static int wl18xx_boot(struct wl1271 *wl) DFS_CHANNELS_CONFIG_COMPLETE_EVENT | SMART_CONFIG_SYNC_EVENT_ID | SMART_CONFIG_DECODE_EVENT_ID | - TIME_SYNC_EVENT_ID; + TIME_SYNC_EVENT_ID | + RX_BA_WIN_SIZE_CHANGE_EVENT_ID; wl->ap_event_mask = MAX_TX_FAILURE_EVENT_ID; |