[PATCH] wireless/atmel: send WEXT scan completion events

Send scan completion events to user space when a scan completes.

Signed-off-by: Dan Williams <dcbw@redhat.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

1 files changed, 11 insertions, 0 deletions

diff --git a/drivers/net/wireless/atmel.c b/drivers/net/wireless/atmel.c
index 87afa6878f26..8606c88886fc 100644
--- a/drivers/net/wireless/atmel.c
+++ b/drivers/net/wireless/atmel.c
@@ -3463,6 +3463,7 @@ static void atmel_command_irq(struct atmel_private *priv)
         u8 status = atmel_rmem8(priv, atmel_co(priv, CMD_BLOCK_STATUS_OFFSET));
         u8 command = atmel_rmem8(priv, atmel_co(priv, CMD_BLOCK_COMMAND_OFFSET));
         int fast_scan;
+        union iwreq_data wrqu;
 
         if (status == CMD_STATUS_IDLE ||
             status == CMD_STATUS_IN_PROGRESS)
@@ -3487,6 +3488,7 @@ static void atmel_command_irq(struct atmel_private *priv)
                         atmel_scan(priv, 1);
                 } else {
                         int bss_index = retrieve_bss(priv);
+                        int notify_scan_complete = 1;
                         if (bss_index != -1) {
                                 atmel_join_bss(priv, bss_index);
                         } else if (priv->operating_mode == IW_MODE_ADHOC &&
@@ -3495,8 +3497,14 @@ static void atmel_command_irq(struct atmel_private *priv)
                         } else {
                                 priv->fast_scan = !fast_scan;
                                 atmel_scan(priv, 1);
+                                notify_scan_complete = 0;
                         }
                         priv->site_survey_state = SITE_SURVEY_COMPLETED;
+                        if (notify_scan_complete) {
+                                wrqu.data.length = 0;
+                                wrqu.data.flags = 0;
+                                wireless_send_event(priv->dev, SIOCGIWSCAN, &wrqu, NULL);
+                        }
                 }
                 break;
 
@@ -3509,6 +3517,9 @@ static void atmel_command_irq(struct atmel_private *priv)
                 priv->site_survey_state = SITE_SURVEY_COMPLETED;
                 if (priv->station_is_associated) {
                         atmel_enter_state(priv, STATION_STATE_READY);
+                        wrqu.data.length = 0;
+                        wrqu.data.flags = 0;
+                        wireless_send_event(priv->dev, SIOCGIWSCAN, &wrqu, NULL);
                 } else {
                         atmel_scan(priv, 1);
                 }