wl1271: Reduce rate used for last PSM entry attempt
This patch reduces the rate of the null-func used to enter PSM on the last
retry as precaution.
Signed-off-by: Juuso Oikarinen <juuso.oikarinen@nokia.com>
Reviewed-by: Luciano Coelho <luciano.coelho@nokia.com>
Signed-off-by: Luciano Coelho <luciano.coelho@nokia.com>
diff --git a/drivers/net/wireless/wl12xx/wl1271_event.c b/drivers/net/wireless/wl12xx/wl1271_event.c
index 25ce2cd..bced829 100644
--- a/drivers/net/wireless/wl12xx/wl1271_event.c
+++ b/drivers/net/wireless/wl12xx/wl1271_event.c
@@ -52,7 +52,7 @@
* delivery failure occurred, and no-one changed state since, so
* we should go back to powersave.
*/
- wl1271_ps_set_mode(wl, STATION_POWER_SAVE_MODE, true);
+ wl1271_ps_set_mode(wl, STATION_POWER_SAVE_MODE, wl->basic_rate, true);
out:
mutex_unlock(&wl->mutex);
@@ -70,7 +70,8 @@
/* force active mode receive data from the AP */
if (test_bit(WL1271_FLAG_PSM, &wl->flags)) {
- ret = wl1271_ps_set_mode(wl, STATION_ACTIVE_MODE, true);
+ ret = wl1271_ps_set_mode(wl, STATION_ACTIVE_MODE,
+ wl->basic_rate, true);
if (ret < 0)
return;
set_bit(WL1271_FLAG_PSPOLL_FAILURE, &wl->flags);
@@ -91,6 +92,8 @@
bool *beacon_loss)
{
int ret = 0;
+ u32 total_retries = wl->conf.conn.psm_entry_retries;
+ u32 rates;
wl1271_debug(DEBUG_EVENT, "ps_status: 0x%x", mbox->ps_status);
@@ -104,10 +107,14 @@
break;
}
- if (wl->psm_entry_retry < wl->conf.conn.psm_entry_retries) {
+ if (wl->psm_entry_retry < total_retries) {
wl->psm_entry_retry++;
+ if (wl->psm_entry_retry == total_retries)
+ rates = wl->basic_rate;
+ else
+ rates = wl->basic_rate_set;
ret = wl1271_ps_set_mode(wl, STATION_POWER_SAVE_MODE,
- true);
+ rates, true);
} else {
wl1271_info("No ack to nullfunc from AP.");
wl->psm_entry_retry = 0;
@@ -143,7 +150,7 @@
/* make sure the firmware goes to active mode - the frame to
be sent next will indicate to the AP, that we are active. */
ret = wl1271_ps_set_mode(wl, STATION_ACTIVE_MODE,
- false);
+ wl->basic_rate, false);
break;
case EVENT_EXIT_POWER_SAVE_SUCCESS:
default: