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- From a09305d052166cb489402a63a5d275e954e0b923 Mon Sep 17 00:00:00 2001
- From: Stanislaw Gruszka <sgruszka@redhat.com>
- Date: Wed, 15 Feb 2017 10:25:08 +0100
- Subject: [PATCH 12/19] rt2x00: add txdone nomatch function
- This txdone nomatch function will be used when we get status from the HW,
- but we could not match it with any sent skb.
- Signed-off-by: Stanislaw Gruszka <sgruszka@redhat.com>
- Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
- ---
- drivers/net/wireless/ralink/rt2x00/rt2x00.h | 2 ++
- drivers/net/wireless/ralink/rt2x00/rt2x00dev.c | 50 ++++++++++++++++++++++++++
- 2 files changed, 52 insertions(+)
- diff --git a/drivers/net/wireless/ralink/rt2x00/rt2x00.h b/drivers/net/wireless/ralink/rt2x00/rt2x00.h
- index 340787894c69..91ba10fdf732 100644
- --- a/drivers/net/wireless/ralink/rt2x00/rt2x00.h
- +++ b/drivers/net/wireless/ralink/rt2x00/rt2x00.h
- @@ -1425,6 +1425,8 @@ void rt2x00lib_dmastart(struct queue_entry *entry);
- void rt2x00lib_dmadone(struct queue_entry *entry);
- void rt2x00lib_txdone(struct queue_entry *entry,
- struct txdone_entry_desc *txdesc);
- +void rt2x00lib_txdone_nomatch(struct queue_entry *entry,
- + struct txdone_entry_desc *txdesc);
- void rt2x00lib_txdone_noinfo(struct queue_entry *entry, u32 status);
- void rt2x00lib_rxdone(struct queue_entry *entry, gfp_t gfp);
-
- diff --git a/drivers/net/wireless/ralink/rt2x00/rt2x00dev.c b/drivers/net/wireless/ralink/rt2x00/rt2x00dev.c
- index 03b368ac9cb6..90fc259fb5bc 100644
- --- a/drivers/net/wireless/ralink/rt2x00/rt2x00dev.c
- +++ b/drivers/net/wireless/ralink/rt2x00/rt2x00dev.c
- @@ -417,6 +417,56 @@ static void rt2x00lib_clear_entry(struct rt2x00_dev *rt2x00dev,
- spin_unlock_bh(&entry->queue->tx_lock);
- }
-
- +void rt2x00lib_txdone_nomatch(struct queue_entry *entry,
- + struct txdone_entry_desc *txdesc)
- +{
- + struct rt2x00_dev *rt2x00dev = entry->queue->rt2x00dev;
- + struct skb_frame_desc *skbdesc = get_skb_frame_desc(entry->skb);
- + struct ieee80211_tx_info txinfo = {};
- + bool success;
- +
- + /*
- + * Unmap the skb.
- + */
- + rt2x00queue_unmap_skb(entry);
- +
- + /*
- + * Signal that the TX descriptor is no longer in the skb.
- + */
- + skbdesc->flags &= ~SKBDESC_DESC_IN_SKB;
- +
- + /*
- + * Send frame to debugfs immediately, after this call is completed
- + * we are going to overwrite the skb->cb array.
- + */
- + rt2x00debug_dump_frame(rt2x00dev, DUMP_FRAME_TXDONE, entry);
- +
- + /*
- + * Determine if the frame has been successfully transmitted and
- + * remove BARs from our check list while checking for their
- + * TX status.
- + */
- + success =
- + rt2x00lib_txdone_bar_status(entry) ||
- + test_bit(TXDONE_SUCCESS, &txdesc->flags);
- +
- + if (!test_bit(TXDONE_UNKNOWN, &txdesc->flags)) {
- + /*
- + * Update TX statistics.
- + */
- + rt2x00dev->link.qual.tx_success += success;
- + rt2x00dev->link.qual.tx_failed += !success;
- +
- + rt2x00lib_fill_tx_status(rt2x00dev, &txinfo, skbdesc, txdesc,
- + success);
- + ieee80211_tx_status_noskb(rt2x00dev->hw, skbdesc->sta, &txinfo);
- + }
- +
- + dev_kfree_skb_any(entry->skb);
- + rt2x00lib_clear_entry(rt2x00dev, entry);
- +}
- +EXPORT_SYMBOL_GPL(rt2x00lib_txdone_nomatch);
- +
- void rt2x00lib_txdone(struct queue_entry *entry,
- struct txdone_entry_desc *txdesc)
- {
- --
- 2.12.1
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