wlcore: consider multiple APs when checking active_link_count

Each AP has its own global and broadcast links, so when
checking for active sta count (according to the active_link_count)
we must take them all into account.

Signed-off-by: Eliad Peller <eliad@wizery.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Eliad Peller 2014-02-10 13:47:30 +02:00 committed by John W. Linville
parent bf4e5f1ac0
commit 41ed1a787c
2 changed files with 10 additions and 10 deletions

View File

@ -345,12 +345,12 @@ static void wl12xx_irq_ps_regulate_link(struct wl1271 *wl,
* Start high-level PS if the STA is asleep with enough blocks in FW.
* Make an exception if this is the only connected link. In this
* case FW-memory congestion is less of a problem.
* Note that a single connected STA means 3 active links, since we must
* account for the global and broadcast AP links. The "fw_ps" check
* assures us the third link is a STA connected to the AP. Otherwise
* the FW would not set the PSM bit.
* Note that a single connected STA means 2*ap_count + 1 active links,
* since we must account for the global and broadcast AP links
* for each AP. The "fw_ps" check assures us the other link is a STA
* connected to the AP. Otherwise the FW would not set the PSM bit.
*/
else if (wl->active_link_count > 3 && fw_ps &&
else if (wl->active_link_count > (wl->ap_count*2 + 1) && fw_ps &&
tx_pkts >= WL1271_PS_STA_MAX_PACKETS)
wl12xx_ps_link_start(wl, wlvif, hlid, true);
}

View File

@ -134,12 +134,12 @@ static void wl1271_tx_regulate_link(struct wl1271 *wl,
* into high-level PS and clean out its TX queues.
* Make an exception if this is the only connected link. In this
* case FW-memory congestion is less of a problem.
* Note that a single connected STA means 3 active links, since we must
* account for the global and broadcast AP links. The "fw_ps" check
* assures us the third link is a STA connected to the AP. Otherwise
* the FW would not set the PSM bit.
* Note that a single connected STA means 2*ap_count + 1 active links,
* since we must account for the global and broadcast AP links
* for each AP. The "fw_ps" check assures us the other link is a STA
* connected to the AP. Otherwise the FW would not set the PSM bit.
*/
if (wl->active_link_count > 3 && fw_ps &&
if (wl->active_link_count > (wl->ap_count*2 + 1) && fw_ps &&
tx_pkts >= WL1271_PS_STA_MAX_PACKETS)
wl12xx_ps_link_start(wl, wlvif, hlid, true);
}