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 555BAC43217 for ; Tue, 9 Nov 2021 01:14:47 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 3F6E3614C8 for ; Tue, 9 Nov 2021 01:14:47 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S242458AbhKIBRa (ORCPT ); Mon, 8 Nov 2021 20:17:30 -0500 Received: from mail.kernel.org ([198.145.29.99]:39746 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S242408AbhKIBLy (ORCPT ); Mon, 8 Nov 2021 20:11:54 -0500 Received: by mail.kernel.org (Postfix) with ESMTPSA id B73096120D; Tue, 9 Nov 2021 01:04:58 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1636419899; bh=hHiNAa3I2wCEZ5cOE5Wg+rHBmePlZ+fvG55HTsZLcLg=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=u7M+k8PHQetilxoOHejbjIyNE7UxC9nrwhlf9QjDt0SKNVqMRXuq+hIwPTWD4eqSu yeSDAL1KZ0ioelXH8eC0BcOG7nHmU3Gx93I0+8ZBvZXYt1MZMMSu+BGi01mqFsgoCg NslFRXQUP47DOsoDXdx7hex/OK0RQ2+jLycGYATmn6FBMKoKjw6TgjM/sOSJKOc+4g gWfZ+Bjt+O4HLmxg2MWn9itmfFZzNhX6fP4RR21MAFom5HAeQBmURGdJhpudJB2yFi hrYULbVg00ego3wWDdGfkLw0PxG9/nWu7uhJzLfdcLLNrPSxdWc1ZAzMDbK7lrhNDc x5HIcGrqypfkQ== 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 5.4 18/74] ath10k: high latency fixes for beacon buffer Date: Mon, 8 Nov 2021 12:48:45 -0500 Message-Id: <20211108174942.1189927-18-sashal@kernel.org> X-Mailer: git-send-email 2.33.0 In-Reply-To: <20211108174942.1189927-1-sashal@kernel.org> References: <20211108174942.1189927-1-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: linux-wireless@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 20e248fd43642..603f817ae3a59 100644 --- a/drivers/net/wireless/ath/ath10k/mac.c +++ b/drivers/net/wireless/ath/ath10k/mac.c @@ -985,8 +985,12 @@ 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; } } @@ -5251,10 +5255,17 @@ 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", @@ -5469,8 +5480,12 @@ 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