From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-16.6 required=3.0 tests=BAYES_00,DKIM_INVALID, DKIM_SIGNED,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id E36CEC43461 for ; Mon, 10 May 2021 09:27:13 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id B4BC1600EF for ; Mon, 10 May 2021 09:27:13 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230254AbhEJJ2R (ORCPT ); Mon, 10 May 2021 05:28:17 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:52412 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230259AbhEJJ2M (ORCPT ); Mon, 10 May 2021 05:28:12 -0400 Received: from nbd.name (nbd.name [IPv6:2a01:4f8:221:3d45::2]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 4D04CC06138C for ; Mon, 10 May 2021 02:27:08 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=nbd.name; s=20160729; h=Content-Transfer-Encoding:MIME-Version:References:In-Reply-To: Message-Id:Date:Subject:To:From:Sender:Reply-To:Cc:Content-Type:Content-ID: Content-Description:Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc :Resent-Message-ID:List-Id:List-Help:List-Unsubscribe:List-Subscribe: List-Post:List-Owner:List-Archive; bh=y2kj2lEz21WqQgtTWRcavg+V4sIJfTed4gI+vQUo88o=; b=KKfX57Gc6amYEhVfK+fr3diqM1 9eHT16zoE4duZ5DcE5iSI4cMRk80UAXJ0IsCjppXc9YBEQkruYBPtHn7ZV7SWt/t+xY8rIoxkhfyR FRoCXya2yRwuyJx9cHm7NfPGmgbjQmfz/VXnuOFB02K8DhD5tty6HwN/r/JqzO8aaEuc=; Received: from p54ae9ff2.dip0.t-ipconnect.de ([84.174.159.242] helo=localhost.localdomain) by ds12 with esmtpsa (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.89) (envelope-from ) id 1lg2Bu-000572-B4 for linux-wireless@vger.kernel.org; Mon, 10 May 2021 11:27:06 +0200 From: Felix Fietkau To: linux-wireless@vger.kernel.org Subject: [PATCH 7/9] mt76: dma: use ieee80211_tx_status_ext to free packets when tx fails Date: Mon, 10 May 2021 11:27:01 +0200 Message-Id: <20210510092703.90500-7-nbd@nbd.name> X-Mailer: git-send-email 2.30.1 In-Reply-To: <20210510092703.90500-1-nbd@nbd.name> References: <20210510092703.90500-1-nbd@nbd.name> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-wireless@vger.kernel.org Fixes AQL issues on full queues, especially with 802.3 encap offload Signed-off-by: Felix Fietkau --- drivers/net/wireless/mediatek/mt76/dma.c | 18 ++++++++++++------ 1 file changed, 12 insertions(+), 6 deletions(-) diff --git a/drivers/net/wireless/mediatek/mt76/dma.c b/drivers/net/wireless/mediatek/mt76/dma.c index 75c1f54b1fe5..5e1c1506a4c6 100644 --- a/drivers/net/wireless/mediatek/mt76/dma.c +++ b/drivers/net/wireless/mediatek/mt76/dma.c @@ -350,6 +350,9 @@ mt76_dma_tx_queue_skb(struct mt76_dev *dev, struct mt76_queue *q, struct sk_buff *skb, struct mt76_wcid *wcid, struct ieee80211_sta *sta) { + struct ieee80211_tx_status status = { + .sta = sta, + }; struct mt76_tx_info tx_info = { .skb = skb, }; @@ -361,11 +364,9 @@ mt76_dma_tx_queue_skb(struct mt76_dev *dev, struct mt76_queue *q, u8 *txwi; t = mt76_get_txwi(dev); - if (!t) { - hw = mt76_tx_status_get_hw(dev, skb); - ieee80211_free_txskb(hw, skb); - return -ENOMEM; - } + if (!t) + goto free_skb; + txwi = mt76_get_txwi_ptr(dev, t); skb->prev = skb->next = NULL; @@ -428,8 +429,13 @@ mt76_dma_tx_queue_skb(struct mt76_dev *dev, struct mt76_queue *q, } #endif - dev_kfree_skb(tx_info.skb); mt76_put_txwi(dev, t); + +free_skb: + status.skb = tx_info.skb; + hw = mt76_tx_status_get_hw(dev, tx_info.skb); + ieee80211_tx_status_ext(hw, &status); + return ret; } -- 2.30.1