diff options
Diffstat (limited to 'drivers/net')
| -rw-r--r-- | drivers/net/wireless/wl12xx/cmd.c | 1 | ||||
| -rw-r--r-- | drivers/net/wireless/wl12xx/scan.c | 20 |
2 files changed, 15 insertions, 6 deletions
diff --git a/drivers/net/wireless/wl12xx/cmd.c b/drivers/net/wireless/wl12xx/cmd.c index 97ffd7aa57a..f0aa7ab97bf 100644 --- a/drivers/net/wireless/wl12xx/cmd.c +++ b/drivers/net/wireless/wl12xx/cmd.c @@ -63,6 +63,7 @@ int wl1271_cmd_send(struct wl1271 *wl, u16 id, void *buf, size_t len, cmd->status = 0; WARN_ON(len % 4 != 0); + WARN_ON(test_bit(WL1271_FLAG_IN_ELP, &wl->flags)); wl1271_write(wl, wl->cmd_box_addr, buf, len, false); diff --git a/drivers/net/wireless/wl12xx/scan.c b/drivers/net/wireless/wl12xx/scan.c index 6f897b9d90c..420653a2859 100644 --- a/drivers/net/wireless/wl12xx/scan.c +++ b/drivers/net/wireless/wl12xx/scan.c @@ -27,6 +27,7 @@ #include "cmd.h" #include "scan.h" #include "acx.h" +#include "ps.h" void wl1271_scan_complete_work(struct work_struct *work) { @@ -40,10 +41,11 @@ void wl1271_scan_complete_work(struct work_struct *work) mutex_lock(&wl->mutex); - if (wl->scan.state == WL1271_SCAN_STATE_IDLE) { - mutex_unlock(&wl->mutex); - return; - } + if (wl->state == WL1271_STATE_OFF) + goto out; + + if (wl->scan.state == WL1271_SCAN_STATE_IDLE) + goto out; wl->scan.state = WL1271_SCAN_STATE_IDLE; kfree(wl->scan.scanned_ch); @@ -52,13 +54,19 @@ void wl1271_scan_complete_work(struct work_struct *work) ieee80211_scan_completed(wl->hw, false); /* restore hardware connection monitoring template */ - if (test_bit(WL1271_FLAG_STA_ASSOCIATED, &wl->flags)) - wl1271_cmd_build_ap_probe_req(wl, wl->probereq); + if (test_bit(WL1271_FLAG_STA_ASSOCIATED, &wl->flags)) { + if (wl1271_ps_elp_wakeup(wl) == 0) { + wl1271_cmd_build_ap_probe_req(wl, wl->probereq); + wl1271_ps_elp_sleep(wl); + } + } if (wl->scan.failed) { wl1271_info("Scan completed due to error."); ieee80211_queue_work(wl->hw, &wl->recovery_work); } + +out: mutex_unlock(&wl->mutex); } |