wl1271: Add TX rate reporting
Add reporting of the used TX rate to mac80211 in the tx_status.
Signed-off-by: Juuso Oikarinen <juuso.oikarinen@nokia.com>
Reviewed-by: Kalle Valo <kalle.valo@nokia.com>
Signed-off-by: Luciano Coelho <luciano.coelho@nokia.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
diff --git a/drivers/net/wireless/wl12xx/wl1271_tx.c b/drivers/net/wireless/wl12xx/wl1271_tx.c
index 6d109df..5712489 100644
--- a/drivers/net/wireless/wl12xx/wl1271_tx.c
+++ b/drivers/net/wireless/wl12xx/wl1271_tx.c
@@ -304,6 +304,8 @@
struct ieee80211_tx_info *info;
struct sk_buff *skb;
int id = result->id;
+ int rate = -1;
+ u8 retries = 0;
/* check for id legality */
if (unlikely(id >= ACX_TX_DESCRIPTORS || wl->tx_frames[id] == NULL)) {
@@ -314,19 +316,22 @@
skb = wl->tx_frames[id];
info = IEEE80211_SKB_CB(skb);
- /* update packet status */
- if (!(info->flags & IEEE80211_TX_CTL_NO_ACK)) {
- if (result->status == TX_SUCCESS)
+ /* update the TX status info */
+ if (result->status == TX_SUCCESS) {
+ if (!(info->flags & IEEE80211_TX_CTL_NO_ACK))
info->flags |= IEEE80211_TX_STAT_ACK;
- if (result->status & TX_RETRY_EXCEEDED) {
- /* FIXME */
- /* info->status.excessive_retries = 1; */
- wl->stats.excessive_retries++;
- }
+ rate = wl1271_rate_to_idx(wl, result->rate_class_index);
+ retries = result->ack_failures;
+ } else if (result->status == TX_RETRY_EXCEEDED) {
+ wl->stats.excessive_retries++;
+ retries = result->ack_failures;
}
- /* FIXME */
- /* info->status.retry_count = result->ack_failures; */
+ info->status.rates[0].idx = rate;
+ info->status.rates[0].count = retries;
+ info->status.rates[0].flags = 0;
+ info->status.ack_signal = -1;
+
wl->stats.retry_count += result->ack_failures;
/* update security sequence number */
@@ -350,8 +355,6 @@
result->id, skb, result->ack_failures,
result->rate_class_index, result->status);
- /* FIXME: do we need to tell the stack about the used rate? */
-
/* return the packet to the stack */
ieee80211_tx_status(wl->hw, skb);
wl->tx_frames[result->id] = NULL;