From mboxrd@z Thu Jan 1 00:00:00 1970 Return-path: Received: from mx1.redhat.com ([209.132.183.28]:41890 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751077AbdBOJaN (ORCPT ); Wed, 15 Feb 2017 04:30:13 -0500 From: Stanislaw Gruszka To: linux-wireless@vger.kernel.org Cc: Helmut Schaa , Felix Fietkau Subject: [PATCH v2 03/10] rt2x00: separte filling tx status from rt2x00lib_txdone Date: Wed, 15 Feb 2017 10:25:06 +0100 Message-Id: <1487150713-3510-4-git-send-email-sgruszka@redhat.com> (sfid-20170215_103018_477863_CBAB8EDF) In-Reply-To: <1487150713-3510-1-git-send-email-sgruszka@redhat.com> References: <1487150713-3510-1-git-send-email-sgruszka@redhat.com> Sender: linux-wireless-owner@vger.kernel.org List-ID: This makes rt2x00lib_txdone a bit simpler and will allow to reuse code in different variant of txdone which I'm preparing. Signed-off-by: Stanislaw Gruszka --- drivers/net/wireless/ralink/rt2x00/rt2x00dev.c | 141 +++++++++++++------------ 1 file changed, 76 insertions(+), 65 deletions(-) diff --git a/drivers/net/wireless/ralink/rt2x00/rt2x00dev.c b/drivers/net/wireless/ralink/rt2x00/rt2x00dev.c index dd66781..b5d90fe 100644 --- a/drivers/net/wireless/ralink/rt2x00/rt2x00dev.c +++ b/drivers/net/wireless/ralink/rt2x00/rt2x00dev.c @@ -313,73 +313,14 @@ static inline int rt2x00lib_txdone_bar_status(struct queue_entry *entry) return ret; } -void rt2x00lib_txdone(struct queue_entry *entry, - struct txdone_entry_desc *txdesc) +static void rt2x00lib_fill_tx_status(struct rt2x00_dev *rt2x00dev, + struct ieee80211_tx_info *tx_info, + struct skb_frame_desc *skbdesc, + struct txdone_entry_desc *txdesc, + bool success) { - struct rt2x00_dev *rt2x00dev = entry->queue->rt2x00dev; - struct ieee80211_tx_info *tx_info = IEEE80211_SKB_CB(entry->skb); - struct skb_frame_desc *skbdesc = get_skb_frame_desc(entry->skb); - unsigned int header_length, i; u8 rate_idx, rate_flags, retry_rates; - u8 skbdesc_flags = skbdesc->flags; - bool success; - - /* - * Unmap the skb. - */ - rt2x00queue_unmap_skb(entry); - - /* - * Remove the extra tx headroom from the skb. - */ - skb_pull(entry->skb, rt2x00dev->extra_tx_headroom); - - /* - * Signal that the TX descriptor is no longer in the skb. - */ - skbdesc->flags &= ~SKBDESC_DESC_IN_SKB; - - /* - * Determine the length of 802.11 header. - */ - header_length = ieee80211_get_hdrlen_from_skb(entry->skb); - - /* - * Remove L2 padding which was added during - */ - if (rt2x00_has_cap_flag(rt2x00dev, REQUIRE_L2PAD)) - rt2x00queue_remove_l2pad(entry->skb, header_length); - - /* - * If the IV/EIV data was stripped from the frame before it was - * passed to the hardware, we should now reinsert it again because - * mac80211 will expect the same data to be present it the - * frame as it was passed to us. - */ - if (rt2x00_has_cap_hw_crypto(rt2x00dev)) - rt2x00crypto_tx_insert_iv(entry->skb, header_length); - - /* - * 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) || - test_bit(TXDONE_UNKNOWN, &txdesc->flags); - - /* - * Update TX statistics. - */ - rt2x00dev->link.qual.tx_success += success; - rt2x00dev->link.qual.tx_failed += !success; + int i; rate_idx = skbdesc->tx_rate_idx; rate_flags = skbdesc->tx_rate_flags; @@ -448,6 +389,76 @@ void rt2x00lib_txdone(struct queue_entry *entry, else rt2x00dev->low_level_stats.dot11RTSFailureCount++; } +} + +void rt2x00lib_txdone(struct queue_entry *entry, + struct txdone_entry_desc *txdesc) +{ + struct rt2x00_dev *rt2x00dev = entry->queue->rt2x00dev; + struct ieee80211_tx_info *tx_info = IEEE80211_SKB_CB(entry->skb); + struct skb_frame_desc *skbdesc = get_skb_frame_desc(entry->skb); + u8 skbdesc_flags = skbdesc->flags; + unsigned int header_length; + bool success; + + /* + * Unmap the skb. + */ + rt2x00queue_unmap_skb(entry); + + /* + * Remove the extra tx headroom from the skb. + */ + skb_pull(entry->skb, rt2x00dev->extra_tx_headroom); + + /* + * Signal that the TX descriptor is no longer in the skb. + */ + skbdesc->flags &= ~SKBDESC_DESC_IN_SKB; + + /* + * Determine the length of 802.11 header. + */ + header_length = ieee80211_get_hdrlen_from_skb(entry->skb); + + /* + * Remove L2 padding which was added during + */ + if (rt2x00_has_cap_flag(rt2x00dev, REQUIRE_L2PAD)) + rt2x00queue_remove_l2pad(entry->skb, header_length); + + /* + * If the IV/EIV data was stripped from the frame before it was + * passed to the hardware, we should now reinsert it again because + * mac80211 will expect the same data to be present it the + * frame as it was passed to us. + */ + if (rt2x00_has_cap_hw_crypto(rt2x00dev)) + rt2x00crypto_tx_insert_iv(entry->skb, header_length); + + /* + * 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) || + 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, tx_info, skbdesc, txdesc, success); /* * Only send the status report to mac80211 when it's a frame -- 1.8.3.1