From: Arik Nemtsov Date: Tue, 27 Nov 2012 06:44:56 +0000 (+0200) Subject: wlcore: initialize per-link FW freed blocks correctly X-Git-Url: http://drtracing.org/?a=commitdiff_plain;h=b50a62bb39c66e6ed5f1f581bb32644936f08cf3;p=deliverable%2Flinux.git wlcore: initialize per-link FW freed blocks correctly When a link is allocated, sometimes the "freed packets" counter in FW is non zero, but we always assumed it is. This caused us to incorrectly account FW allocated blocks in some cases. When operating in AP mode, this bug caused some stations to never come back from PSM. Signed-off-by: Arik Nemtsov Signed-off-by: Luciano Coelho --- diff --git a/drivers/net/wireless/ti/wlcore/cmd.c b/drivers/net/wireless/ti/wlcore/cmd.c index 38243aa8614f..e00d64be8d75 100644 --- a/drivers/net/wireless/ti/wlcore/cmd.c +++ b/drivers/net/wireless/ti/wlcore/cmd.c @@ -322,6 +322,10 @@ int wl12xx_allocate_link(struct wl1271 *wl, struct wl12xx_vif *wlvif, u8 *hlid) __set_bit(link, wl->links_map); __set_bit(link, wlvif->links_map); spin_unlock_irqrestore(&wl->wl_lock, flags); + + /* take the last "freed packets" value from the current FW status */ + wl->links[link].prev_freed_pkts = + wl->fw_status_2->counters.tx_lnk_free_pkts[link]; *hlid = link; return 0; }