From mboxrd@z Thu Jan 1 00:00:00 1970 Return-path: Received: from mail-lf1-x142.google.com ([2a00:1450:4864:20::142]) by bombadil.infradead.org with esmtps (Exim 4.90_1 #2 (Red Hat Linux)) id 1hGq1p-0007F9-JU for ath10k@lists.infradead.org; Wed, 17 Apr 2019 19:15:30 +0000 Received: by mail-lf1-x142.google.com with SMTP id w23so19690925lfc.9 for ; Wed, 17 Apr 2019 12:15:29 -0700 (PDT) From: Erik Stromdahl Subject: [PATCH v2 2/5] ath10k: high latency fixes for beacon buffer Date: Wed, 17 Apr 2019 21:15:00 +0200 Message-Id: <20190417191503.18814-3-erik.stromdahl@gmail.com> In-Reply-To: <20190417191503.18814-1-erik.stromdahl@gmail.com> References: <20190417191503.18814-1-erik.stromdahl@gmail.com> MIME-Version: 1.0 List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "ath10k" Errors-To: ath10k-bounces+kvalo=adurom.com@lists.infradead.org To: kvalo@qca.qualcomm.com, linux-wireless@vger.kernel.org, ath10k@lists.infradead.org Cc: Erik Stromdahl , Alagu Sankar From: Alagu Sankar 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 --- 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 c9e700b844f8..2dd99ce44453 100644 --- a/drivers/net/wireless/ath/ath10k/mac.c +++ b/drivers/net/wireless/ath/ath10k/mac.c @@ -953,8 +953,12 @@ 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->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; } } @@ -5210,10 +5214,17 @@ 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->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", @@ -5424,8 +5435,12 @@ 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->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; } -- 2.19.1 _______________________________________________ ath10k mailing list ath10k@lists.infradead.org http://lists.infradead.org/mailman/listinfo/ath10k