[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>

diff --git a/drivers/net/wireless/atmel.c b/drivers/net/wireless/atmel.c
index 87afa68..8606c88 100644 (file)
--- 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);
                }