iwmc3200wifi: handling wifi_if_ntfy responses

When we're calling iwm_send_wifi_if_cmd() with the resp flag set, we're
currently waiting on the mlme queue, waiting for some flags here and there to
show up.
This patch adds a wifi_ntfy bitmap, and when we're sending a wifi_if command
expecting an answers, we wait synchronously for it to show up, on a dedicated
queue. The wifi_ntfy bit is set when we receive the corresponding answer.

Signed-off-by: Samuel Ortiz <samuel.ortiz@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

1 files changed, 7 insertions, 2 deletions

diff --git a/drivers/net/wireless/iwmc3200wifi/rx.c b/drivers/net/wireless/iwmc3200wifi/rx.c
index d73cf96c6dc6..49a8be7c5396 100644
--- a/drivers/net/wireless/iwmc3200wifi/rx.c
+++ b/drivers/net/wireless/iwmc3200wifi/rx.c
@@ -993,12 +993,17 @@ static int iwm_ntf_wifi_if_wrapper(struct iwm_priv *iwm, u8 *buf,
                         (struct iwm_umac_wifi_if *)cmd->buf.payload;
 
         IWM_DBG_NTF(iwm, DBG, "WIFI_IF_WRAPPER cmd is delivered to UMAC: "
-                    "oid is %d\n", hdr->oid);
+                    "oid is 0x%x\n", hdr->oid);
+
+        if (hdr->oid <= WIFI_IF_NTFY_MAX) {
+                set_bit(hdr->oid, &iwm->wifi_ntfy[0]);
+                wake_up_interruptible(&iwm->wifi_ntfy_queue);
+        } else
+                return -EINVAL;
 
         switch (hdr->oid) {
         case UMAC_WIFI_IF_CMD_SET_PROFILE:
                 iwm->umac_profile_active = 1;
-                wake_up_interruptible(&iwm->mlme_queue);
                 break;
         default:
                 break;