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path: root/drivers/net/wireless/wl12xx/event.c
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Diffstat (limited to 'drivers/net/wireless/wl12xx/event.c')
-rw-r--r--drivers/net/wireless/wl12xx/event.c154
1 files changed, 2 insertions, 152 deletions
diff --git a/drivers/net/wireless/wl12xx/event.c b/drivers/net/wireless/wl12xx/event.c
index d3280df68..c953717 100644
--- a/drivers/net/wireless/wl12xx/event.c
+++ b/drivers/net/wireless/wl12xx/event.c
@@ -30,133 +30,6 @@
#include "scan.h"
#include "wl12xx_80211.h"
-void wl1271_pspoll_work(struct work_struct *work)
-{
- struct ieee80211_vif *vif;
- struct wl12xx_vif *wlvif;
- struct delayed_work *dwork;
- struct wl1271 *wl;
- int ret;
-
- dwork = container_of(work, struct delayed_work, work);
- wlvif = container_of(dwork, struct wl12xx_vif, pspoll_work);
- vif = container_of((void *)wlvif, struct ieee80211_vif, drv_priv);
- wl = wlvif->wl;
-
- wl1271_debug(DEBUG_EVENT, "pspoll work");
-
- mutex_lock(&wl->mutex);
-
- if (unlikely(wl->state == WL1271_STATE_OFF))
- goto out;
-
- if (!test_and_clear_bit(WLVIF_FLAG_PSPOLL_FAILURE, &wlvif->flags))
- goto out;
-
- if (!test_bit(WLVIF_FLAG_STA_ASSOCIATED, &wlvif->flags))
- goto out;
-
- /*
- * if we end up here, then we were in powersave when the pspoll
- * delivery failure occurred, and no-one changed state since, so
- * we should go back to powersave.
- */
- ret = wl1271_ps_elp_wakeup(wl);
- if (ret < 0)
- goto out;
-
- wl1271_ps_set_mode(wl, wlvif, STATION_POWER_SAVE_MODE,
- wlvif->basic_rate, true);
-
- wl1271_ps_elp_sleep(wl);
-out:
- mutex_unlock(&wl->mutex);
-};
-
-static void wl1271_event_pspoll_delivery_fail(struct wl1271 *wl,
- struct wl12xx_vif *wlvif)
-{
- int delay = wl->conf.conn.ps_poll_recovery_period;
- int ret;
-
- wlvif->ps_poll_failures++;
- if (wlvif->ps_poll_failures == 1)
- wl1271_info("AP with dysfunctional ps-poll, "
- "trying to work around it.");
-
- /* force active mode receive data from the AP */
- if (test_bit(WLVIF_FLAG_PSM, &wlvif->flags)) {
- ret = wl1271_ps_set_mode(wl, wlvif, STATION_ACTIVE_MODE,
- wlvif->basic_rate, true);
- if (ret < 0)
- return;
- set_bit(WLVIF_FLAG_PSPOLL_FAILURE, &wlvif->flags);
- ieee80211_queue_delayed_work(wl->hw, &wlvif->pspoll_work,
- msecs_to_jiffies(delay));
- }
-
- /*
- * If already in active mode, lets we should be getting data from
- * the AP right away. If we enter PSM too fast after this, and data
- * remains on the AP, we will get another event like this, and we'll
- * go into active once more.
- */
-}
-
-static int wl1271_event_ps_report(struct wl1271 *wl,
- struct wl12xx_vif *wlvif,
- struct event_mailbox *mbox,
- bool *beacon_loss)
-{
- int ret = 0;
- u32 total_retries = wl->conf.conn.psm_entry_retries;
-
- wl1271_debug(DEBUG_EVENT, "ps_status: 0x%x", mbox->ps_status);
-
- switch (mbox->ps_status) {
- case EVENT_ENTER_POWER_SAVE_FAIL:
- wl1271_debug(DEBUG_PSM, "PSM entry failed");
-
- if (!test_bit(WLVIF_FLAG_PSM, &wlvif->flags)) {
- /* remain in active mode */
- wlvif->psm_entry_retry = 0;
- break;
- }
-
- if (wlvif->psm_entry_retry < total_retries) {
- wlvif->psm_entry_retry++;
- ret = wl1271_ps_set_mode(wl, wlvif,
- STATION_POWER_SAVE_MODE,
- wlvif->basic_rate, true);
- } else {
- wl1271_info("No ack to nullfunc from AP.");
- wlvif->psm_entry_retry = 0;
- *beacon_loss = true;
- }
- break;
- case EVENT_ENTER_POWER_SAVE_SUCCESS:
- wlvif->psm_entry_retry = 0;
-
- /*
- * BET has only a minor effect in 5GHz and masks
- * channel switch IEs, so we only enable BET on 2.4GHz
- */
- if (wlvif->band == IEEE80211_BAND_2GHZ)
- /* enable beacon early termination */
- ret = wl1271_acx_bet_enable(wl, wlvif, true);
-
- if (wlvif->ps_compl) {
- complete(wlvif->ps_compl);
- wlvif->ps_compl = NULL;
- }
- break;
- default:
- break;
- }
-
- return ret;
-}
-
static void wl1271_event_rssi_trigger(struct wl1271 *wl,
struct wl12xx_vif *wlvif,
struct event_mailbox *mbox)
@@ -205,21 +78,13 @@ static void wl1271_stop_ba_event(struct wl1271 *wl, struct wl12xx_vif *wlvif)
static void wl12xx_event_soft_gemini_sense(struct wl1271 *wl,
u8 enable)
{
- struct ieee80211_vif *vif;
struct wl12xx_vif *wlvif;
if (enable) {
- /* disable dynamic PS when requested by the firmware */
- wl12xx_for_each_wlvif_sta(wl, wlvif) {
- vif = wl12xx_wlvif_to_vif(wlvif);
- ieee80211_disable_dyn_ps(vif);
- }
set_bit(WL1271_FLAG_SOFT_GEMINI, &wl->flags);
} else {
clear_bit(WL1271_FLAG_SOFT_GEMINI, &wl->flags);
wl12xx_for_each_wlvif_sta(wl, wlvif) {
- vif = wl12xx_wlvif_to_vif(wlvif);
- ieee80211_enable_dyn_ps(vif);
wl1271_recalc_rx_streaming(wl, wlvif);
}
}
@@ -237,7 +102,6 @@ static int wl1271_event_process(struct wl1271 *wl, struct event_mailbox *mbox)
{
struct ieee80211_vif *vif;
struct wl12xx_vif *wlvif;
- int ret;
u32 vector;
bool beacon_loss = false;
bool disconnect_sta = false;
@@ -293,21 +157,6 @@ static int wl1271_event_process(struct wl1271 *wl, struct event_mailbox *mbox)
beacon_loss = true;
}
- if (vector & PS_REPORT_EVENT_ID) {
- wl1271_debug(DEBUG_EVENT, "PS_REPORT_EVENT");
- wl12xx_for_each_wlvif_sta(wl, wlvif) {
- ret = wl1271_event_ps_report(wl, wlvif,
- mbox, &beacon_loss);
- if (ret < 0)
- return ret;
- }
- }
-
- if (vector & PSPOLL_DELIVERY_FAILURE_EVENT_ID)
- wl12xx_for_each_wlvif_sta(wl, wlvif) {
- wl1271_event_pspoll_delivery_fail(wl, wlvif);
- }
-
if (vector & RSSI_SNR_TRIGGER_0_EVENT_ID) {
/* TODO: check actual multi-role support */
wl1271_debug(DEBUG_EVENT, "RSSI_SNR_TRIGGER_0_EVENT");
@@ -344,7 +193,6 @@ static int wl1271_event_process(struct wl1271 *wl, struct event_mailbox *mbox)
/* TODO: configure only the relevant vif */
wl12xx_for_each_wlvif_sta(wl, wlvif) {
- struct ieee80211_vif *vif = wl12xx_wlvif_to_vif(wlvif);
bool success;
if (!test_and_clear_bit(WLVIF_FLAG_CS_PROGRESS,
@@ -352,6 +200,8 @@ static int wl1271_event_process(struct wl1271 *wl, struct event_mailbox *mbox)
continue;
success = mbox->channel_switch_status ? false : true;
+ vif = wl12xx_wlvif_to_vif(wlvif);
+
ieee80211_chswitch_done(vif, success);
}
}