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-rw-r--r--package/mac80211/patches/468-ath5k_remove_ts_retry.patch125
1 files changed, 125 insertions, 0 deletions
diff --git a/package/mac80211/patches/468-ath5k_remove_ts_retry.patch b/package/mac80211/patches/468-ath5k_remove_ts_retry.patch
new file mode 100644
index 0000000000..5e0b7432d2
--- /dev/null
+++ b/package/mac80211/patches/468-ath5k_remove_ts_retry.patch
@@ -0,0 +1,125 @@
+--- a/drivers/net/wireless/ath/ath5k/ath5k.h
++++ b/drivers/net/wireless/ath/ath5k/ath5k.h
+@@ -452,11 +452,10 @@ struct ath5k_tx_status {
+ u16 ts_seqnum;
+ u16 ts_tstamp;
+ u8 ts_status;
+- u8 ts_retry[4];
+ u8 ts_final_idx;
++ u8 ts_final_retry;
+ s8 ts_rssi;
+ u8 ts_shortretry;
+- u8 ts_longretry;
+ u8 ts_virtcol;
+ u8 ts_antenna;
+ };
+--- a/drivers/net/wireless/ath/ath5k/base.c
++++ b/drivers/net/wireless/ath/ath5k/base.c
+@@ -1573,20 +1573,27 @@ ath5k_tx_frame_completed(struct ath5k_so
+ struct ath5k_txq *txq, struct ath5k_tx_status *ts)
+ {
+ struct ieee80211_tx_info *info;
++ u8 tries[3];
+ int i;
+
+ sc->stats.tx_all_count++;
+ sc->stats.tx_bytes_count += skb->len;
+ info = IEEE80211_SKB_CB(skb);
+
++ tries[0] = info->status.rates[0].count;
++ tries[1] = info->status.rates[1].count;
++ tries[2] = info->status.rates[2].count;
++
+ ieee80211_tx_info_clear_status(info);
+- for (i = 0; i <= ts->ts_final_idx; i++) {
++
++ for (i = 0; i < ts->ts_final_idx; i++) {
+ struct ieee80211_tx_rate *r =
+ &info->status.rates[i];
+
+- r->count = ts->ts_retry[i];
++ r->count = tries[i];
+ }
+
++ info->status.rates[ts->ts_final_idx].count = ts->ts_final_retry;
+ info->status.rates[ts->ts_final_idx + 1].idx = -1;
+
+ if (unlikely(ts->ts_status)) {
+--- a/drivers/net/wireless/ath/ath5k/desc.c
++++ b/drivers/net/wireless/ath/ath5k/desc.c
+@@ -366,7 +366,7 @@ static int ath5k_hw_proc_2word_tx_status
+ AR5K_DESC_TX_STATUS0_SEND_TIMESTAMP);
+ ts->ts_shortretry = AR5K_REG_MS(tx_status->tx_status_0,
+ AR5K_DESC_TX_STATUS0_SHORT_RETRY_COUNT);
+- ts->ts_longretry = AR5K_REG_MS(tx_status->tx_status_0,
++ ts->ts_final_retry = AR5K_REG_MS(tx_status->tx_status_0,
+ AR5K_DESC_TX_STATUS0_LONG_RETRY_COUNT);
+ /*TODO: ts->ts_virtcol + test*/
+ ts->ts_seqnum = AR5K_REG_MS(tx_status->tx_status_1,
+@@ -375,7 +375,6 @@ static int ath5k_hw_proc_2word_tx_status
+ AR5K_DESC_TX_STATUS1_ACK_SIG_STRENGTH);
+ ts->ts_antenna = 1;
+ ts->ts_status = 0;
+- ts->ts_retry[0] = ts->ts_longretry;
+ ts->ts_final_idx = 0;
+
+ if (!(tx_status->tx_status_0 & AR5K_DESC_TX_STATUS0_FRAME_XMIT_OK)) {
+@@ -401,7 +400,7 @@ static int ath5k_hw_proc_4word_tx_status
+ {
+ struct ath5k_hw_4w_tx_ctl *tx_ctl;
+ struct ath5k_hw_tx_status *tx_status;
+- u32 txstat0, txstat1, txctl2;
++ u32 txstat0, txstat1;
+
+ tx_ctl = &desc->ud.ds_tx5212.tx_ctl;
+ tx_status = &desc->ud.ds_tx5212.tx_stat;
+@@ -413,7 +412,6 @@ static int ath5k_hw_proc_4word_tx_status
+ return -EINPROGRESS;
+
+ txstat0 = ACCESS_ONCE(tx_status->tx_status_0);
+- txctl2 = ACCESS_ONCE(tx_ctl->tx_control_2);
+
+ /*
+ * Get descriptor status
+@@ -422,7 +420,7 @@ static int ath5k_hw_proc_4word_tx_status
+ AR5K_DESC_TX_STATUS0_SEND_TIMESTAMP);
+ ts->ts_shortretry = AR5K_REG_MS(txstat0,
+ AR5K_DESC_TX_STATUS0_SHORT_RETRY_COUNT);
+- ts->ts_longretry = AR5K_REG_MS(txstat0,
++ ts->ts_final_retry = AR5K_REG_MS(txstat0,
+ AR5K_DESC_TX_STATUS0_LONG_RETRY_COUNT);
+ ts->ts_seqnum = AR5K_REG_MS(txstat1,
+ AR5K_DESC_TX_STATUS1_SEQ_NUM);
+@@ -435,32 +433,6 @@ static int ath5k_hw_proc_4word_tx_status
+ ts->ts_final_idx = AR5K_REG_MS(txstat1,
+ AR5K_DESC_TX_STATUS1_FINAL_TS_IX_5212);
+
+- /* The longretry counter has the number of un-acked retries
+- * for the final rate. To get the total number of retries
+- * we have to add the retry counters for the other rates
+- * as well
+- */
+- ts->ts_retry[ts->ts_final_idx] = ts->ts_longretry;
+- switch (ts->ts_final_idx) {
+- case 3:
+- ts->ts_retry[2] = AR5K_REG_MS(txctl2,
+- AR5K_4W_TX_DESC_CTL2_XMIT_TRIES2);
+- ts->ts_longretry += ts->ts_retry[2];
+- /* fall through */
+- case 2:
+- ts->ts_retry[1] = AR5K_REG_MS(txctl2,
+- AR5K_4W_TX_DESC_CTL2_XMIT_TRIES1);
+- ts->ts_longretry += ts->ts_retry[1];
+- /* fall through */
+- case 1:
+- ts->ts_retry[0] = AR5K_REG_MS(txctl2,
+- AR5K_4W_TX_DESC_CTL2_XMIT_TRIES1);
+- ts->ts_longretry += ts->ts_retry[0];
+- /* fall through */
+- case 0:
+- break;
+- }
+-
+ /* TX error */
+ if (!(txstat0 & AR5K_DESC_TX_STATUS0_FRAME_XMIT_OK)) {
+ if (txstat0 & AR5K_DESC_TX_STATUS0_EXCESSIVE_RETRIES)