173 lines
5.2 KiB
Diff
173 lines
5.2 KiB
Diff
From 5edb05afebba8f488a30db29550e55c42eea6d6a Mon Sep 17 00:00:00 2001
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From: Stanislaw Gruszka <sgruszka@redhat.com>
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Date: Wed, 15 Feb 2017 10:25:06 +0100
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Subject: [PATCH 10/19] rt2x00: separte filling tx status from rt2x00lib_txdone
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This makes rt2x00lib_txdone a bit simpler and will allow to reuse code
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in different variant of txdone which I'm preparing.
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Signed-off-by: Stanislaw Gruszka <sgruszka@redhat.com>
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Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
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---
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drivers/net/wireless/ralink/rt2x00/rt2x00dev.c | 141 +++++++++++++------------
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1 file changed, 76 insertions(+), 65 deletions(-)
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--- a/drivers/net/wireless/ralink/rt2x00/rt2x00dev.c
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+++ b/drivers/net/wireless/ralink/rt2x00/rt2x00dev.c
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@@ -313,73 +313,14 @@ static inline int rt2x00lib_txdone_bar_s
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return ret;
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}
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-void rt2x00lib_txdone(struct queue_entry *entry,
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- struct txdone_entry_desc *txdesc)
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+static void rt2x00lib_fill_tx_status(struct rt2x00_dev *rt2x00dev,
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+ struct ieee80211_tx_info *tx_info,
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+ struct skb_frame_desc *skbdesc,
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+ struct txdone_entry_desc *txdesc,
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+ bool success)
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{
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- struct rt2x00_dev *rt2x00dev = entry->queue->rt2x00dev;
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- struct ieee80211_tx_info *tx_info = IEEE80211_SKB_CB(entry->skb);
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- struct skb_frame_desc *skbdesc = get_skb_frame_desc(entry->skb);
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- unsigned int header_length, i;
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u8 rate_idx, rate_flags, retry_rates;
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- u8 skbdesc_flags = skbdesc->flags;
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- bool success;
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-
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- /*
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- * Unmap the skb.
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- */
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- rt2x00queue_unmap_skb(entry);
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-
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- /*
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- * Remove the extra tx headroom from the skb.
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- */
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- skb_pull(entry->skb, rt2x00dev->extra_tx_headroom);
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-
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- /*
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- * Signal that the TX descriptor is no longer in the skb.
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- */
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- skbdesc->flags &= ~SKBDESC_DESC_IN_SKB;
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-
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- /*
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- * Determine the length of 802.11 header.
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- */
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- header_length = ieee80211_get_hdrlen_from_skb(entry->skb);
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-
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- /*
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- * Remove L2 padding which was added during
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- */
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- if (rt2x00_has_cap_flag(rt2x00dev, REQUIRE_L2PAD))
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- rt2x00queue_remove_l2pad(entry->skb, header_length);
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-
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- /*
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- * If the IV/EIV data was stripped from the frame before it was
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- * passed to the hardware, we should now reinsert it again because
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- * mac80211 will expect the same data to be present it the
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- * frame as it was passed to us.
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- */
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- if (rt2x00_has_cap_hw_crypto(rt2x00dev))
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- rt2x00crypto_tx_insert_iv(entry->skb, header_length);
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-
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- /*
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- * Send frame to debugfs immediately, after this call is completed
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- * we are going to overwrite the skb->cb array.
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- */
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- rt2x00debug_dump_frame(rt2x00dev, DUMP_FRAME_TXDONE, entry);
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-
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- /*
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- * Determine if the frame has been successfully transmitted and
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- * remove BARs from our check list while checking for their
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- * TX status.
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- */
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- success =
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- rt2x00lib_txdone_bar_status(entry) ||
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- test_bit(TXDONE_SUCCESS, &txdesc->flags) ||
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- test_bit(TXDONE_UNKNOWN, &txdesc->flags);
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-
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- /*
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- * Update TX statistics.
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- */
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- rt2x00dev->link.qual.tx_success += success;
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- rt2x00dev->link.qual.tx_failed += !success;
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+ int i;
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rate_idx = skbdesc->tx_rate_idx;
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rate_flags = skbdesc->tx_rate_flags;
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@@ -448,6 +389,76 @@ void rt2x00lib_txdone(struct queue_entry
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else
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rt2x00dev->low_level_stats.dot11RTSFailureCount++;
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}
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+}
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+
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+void rt2x00lib_txdone(struct queue_entry *entry,
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+ struct txdone_entry_desc *txdesc)
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+{
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+ struct rt2x00_dev *rt2x00dev = entry->queue->rt2x00dev;
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+ struct ieee80211_tx_info *tx_info = IEEE80211_SKB_CB(entry->skb);
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+ struct skb_frame_desc *skbdesc = get_skb_frame_desc(entry->skb);
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+ u8 skbdesc_flags = skbdesc->flags;
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+ unsigned int header_length;
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+ bool success;
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+
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+ /*
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+ * Unmap the skb.
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+ */
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+ rt2x00queue_unmap_skb(entry);
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+
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+ /*
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+ * Remove the extra tx headroom from the skb.
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+ */
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+ skb_pull(entry->skb, rt2x00dev->extra_tx_headroom);
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+
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+ /*
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+ * Signal that the TX descriptor is no longer in the skb.
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+ */
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+ skbdesc->flags &= ~SKBDESC_DESC_IN_SKB;
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+
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+ /*
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+ * Determine the length of 802.11 header.
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+ */
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+ header_length = ieee80211_get_hdrlen_from_skb(entry->skb);
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+
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+ /*
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+ * Remove L2 padding which was added during
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+ */
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+ if (rt2x00_has_cap_flag(rt2x00dev, REQUIRE_L2PAD))
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+ rt2x00queue_remove_l2pad(entry->skb, header_length);
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+
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+ /*
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+ * If the IV/EIV data was stripped from the frame before it was
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+ * passed to the hardware, we should now reinsert it again because
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+ * mac80211 will expect the same data to be present it the
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+ * frame as it was passed to us.
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+ */
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+ if (rt2x00_has_cap_hw_crypto(rt2x00dev))
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+ rt2x00crypto_tx_insert_iv(entry->skb, header_length);
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+
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+ /*
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+ * Send frame to debugfs immediately, after this call is completed
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+ * we are going to overwrite the skb->cb array.
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+ */
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+ rt2x00debug_dump_frame(rt2x00dev, DUMP_FRAME_TXDONE, entry);
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+
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+ /*
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+ * Determine if the frame has been successfully transmitted and
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+ * remove BARs from our check list while checking for their
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+ * TX status.
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+ */
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+ success =
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+ rt2x00lib_txdone_bar_status(entry) ||
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+ test_bit(TXDONE_SUCCESS, &txdesc->flags) ||
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+ test_bit(TXDONE_UNKNOWN, &txdesc->flags);
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+
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+ /*
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+ * Update TX statistics.
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+ */
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+ rt2x00dev->link.qual.tx_success += success;
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+ rt2x00dev->link.qual.tx_failed += !success;
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+
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+ rt2x00lib_fill_tx_status(rt2x00dev, tx_info, skbdesc, txdesc, success);
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/*
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* Only send the status report to mac80211 when it's a frame
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