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 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 3F6F4C433FE for ; Tue, 9 Nov 2021 01:08:15 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 2968B61A71 for ; Tue, 9 Nov 2021 01:08:15 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S240544AbhKIBK5 (ORCPT ); Mon, 8 Nov 2021 20:10:57 -0500 Received: from mail.kernel.org ([198.145.29.99]:33602 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S242018AbhKIBIv (ORCPT ); Mon, 8 Nov 2021 20:08:51 -0500 Received: by mail.kernel.org (Postfix) with ESMTPSA id 95FD8619F6; Tue, 9 Nov 2021 01:04:05 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1636419846; bh=hmu+N6SDxU2j51vgWSqTSsSPerqeeMoo7dgvOvk2bBM=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=XyCmvsLamOHs8rDq2hD1q07Sg+k/9pgKOKWOS3+ADsaMugtK1oo6WaDh+7f06ZpDe 3J2KJ+xg2W/ysKXvzTM15tbpG9eOFuE9hb1iuyYT5AFVRdJJdlcTqOdSVfU3u0FYJk DhaNiaSbo6y+v2J26WgtjkXO1HIVC5ppJCCfcmXJ7J8DI5xXuXn5j8E43b8fDz0Tme tGmQutAtEg1CKhru8HJBDgC+L1+jWj0p0fwxW8iXUsDTn7XIUm+xs6KMnIOH8lB4KZ Rl4zq0oqZ1vnH+ZMcWDXi+PbVA7YDBEbrtt5Zega5Z7WkfM0BXI+Uk7Lok7bAm8MlO xQoJDulEU5pVg== From: Sasha Levin To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Cc: Alagu Sankar , Erik Stromdahl , Fabio Estevam , Kalle Valo , Sasha Levin , davem@davemloft.net, kuba@kernel.org, ath10k@lists.infradead.org, linux-wireless@vger.kernel.org, netdev@vger.kernel.org Subject: [PATCH AUTOSEL 5.10 026/101] ath10k: high latency fixes for beacon buffer Date: Mon, 8 Nov 2021 12:47:16 -0500 Message-Id: <20211108174832.1189312-26-sashal@kernel.org> X-Mailer: git-send-email 2.33.0 In-Reply-To: <20211108174832.1189312-1-sashal@kernel.org> References: <20211108174832.1189312-1-sashal@kernel.org> MIME-Version: 1.0 X-stable: review X-Patchwork-Hint: Ignore Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: stable@vger.kernel.org From: Alagu Sankar [ Upstream commit e263bdab9c0e8025fb7f41f153709a9cda51f6b6 ] Beacon buffer for high latency devices does not use DMA. other similar buffer allocation methods in the driver have already been modified for high latency path. Fix the beacon buffer allocation left out in the earlier high latency changes. Signed-off-by: Alagu Sankar Signed-off-by: Erik Stromdahl [fabio: adapt it to use ar->bus_param.dev_type ] Signed-off-by: Fabio Estevam Signed-off-by: Kalle Valo Link: https://lore.kernel.org/r/20210818232627.2040121-1-festevam@denx.de Signed-off-by: Sasha Levin --- drivers/net/wireless/ath/ath10k/mac.c | 31 ++++++++++++++++++++------- 1 file changed, 23 insertions(+), 8 deletions(-) diff --git a/drivers/net/wireless/ath/ath10k/mac.c b/drivers/net/wireless/ath/ath10k/mac.c index 36183fdfb7f03..90dc48f66fbfe 100644 --- a/drivers/net/wireless/ath/ath10k/mac.c +++ b/drivers/net/wireless/ath/ath10k/mac.c @@ -982,8 +982,12 @@ static void ath10k_mac_vif_beacon_cleanup(struct ath10k_vif *arvif) ath10k_mac_vif_beacon_free(arvif); if (arvif->beacon_buf) { - dma_free_coherent(ar->dev, IEEE80211_MAX_FRAME_LEN, - arvif->beacon_buf, arvif->beacon_paddr); + if (ar->bus_param.dev_type == ATH10K_DEV_TYPE_HL) + kfree(arvif->beacon_buf); + else + dma_free_coherent(ar->dev, IEEE80211_MAX_FRAME_LEN, + arvif->beacon_buf, + arvif->beacon_paddr); arvif->beacon_buf = NULL; } } @@ -5466,10 +5470,17 @@ static int ath10k_add_interface(struct ieee80211_hw *hw, if (vif->type == NL80211_IFTYPE_ADHOC || vif->type == NL80211_IFTYPE_MESH_POINT || vif->type == NL80211_IFTYPE_AP) { - arvif->beacon_buf = dma_alloc_coherent(ar->dev, - IEEE80211_MAX_FRAME_LEN, - &arvif->beacon_paddr, - GFP_ATOMIC); + if (ar->bus_param.dev_type == ATH10K_DEV_TYPE_HL) { + arvif->beacon_buf = kmalloc(IEEE80211_MAX_FRAME_LEN, + GFP_KERNEL); + arvif->beacon_paddr = (dma_addr_t)arvif->beacon_buf; + } else { + arvif->beacon_buf = + dma_alloc_coherent(ar->dev, + IEEE80211_MAX_FRAME_LEN, + &arvif->beacon_paddr, + GFP_ATOMIC); + } if (!arvif->beacon_buf) { ret = -ENOMEM; ath10k_warn(ar, "failed to allocate beacon buffer: %d\n", @@ -5684,8 +5695,12 @@ static int ath10k_add_interface(struct ieee80211_hw *hw, err: if (arvif->beacon_buf) { - dma_free_coherent(ar->dev, IEEE80211_MAX_FRAME_LEN, - arvif->beacon_buf, arvif->beacon_paddr); + if (ar->bus_param.dev_type == ATH10K_DEV_TYPE_HL) + kfree(arvif->beacon_buf); + else + dma_free_coherent(ar->dev, IEEE80211_MAX_FRAME_LEN, + arvif->beacon_buf, + arvif->beacon_paddr); arvif->beacon_buf = NULL; } -- 2.33.0