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=-10.1 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,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 B1F5DC2BB54 for ; Thu, 9 Apr 2020 08:46:58 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 850FE22202 for ; Thu, 9 Apr 2020 08:46:58 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1586422018; bh=BWcm7JB/lPeWS8begBxm6Gv9BP5cm/j+Y7kTfEgg8A0=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=z6FiOHQq1xm64KvJBVAQ2qEWnShHXWBpBySYTirBSTnSUXHAS3fzFGdH+aC86p329 AezjEzb1AJPTLzvfRcy4grXIE0E9PnVjQ26dbBQ6dHDs9pGHxV1ax2UfoDzGHrb5EE hNlsjWosDBDt+kJMMZLuNyK9vFwWtF20NmQhrjf0= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726648AbgDIIq4 (ORCPT ); Thu, 9 Apr 2020 04:46:56 -0400 Received: from mail.kernel.org ([198.145.29.99]:33398 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725987AbgDIIqz (ORCPT ); Thu, 9 Apr 2020 04:46:55 -0400 Received: from lore-desk-wlan.redhat.com (unknown [151.48.151.50]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 2DE8922202; Thu, 9 Apr 2020 08:46:54 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1586422015; bh=BWcm7JB/lPeWS8begBxm6Gv9BP5cm/j+Y7kTfEgg8A0=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=OwJxbMFK4EGhNY93BWbnVQm7lz2RPllyBBjY9ERFNRdNnvIkoBHrHe1Xu/tQpUEoh 5NvH3UIMDFe7nH5eGgfInEtsPmu6WVTWj9EMR3isIZNmiGIb82T2XOldUlrgRdkeRX Lvxut5KwWniOlDdlAwVsJn1M8hJIdMyPkjKLtA/g= From: Lorenzo Bianconi To: nbd@nbd.name Cc: linux-wireless@vger.kernel.org, lorenzo.bianconi@redhat.com, sean.wang@mediatek.com, ryder.lee@mediatek.com, soul.huang@mediatek.com, linux-mediatek@lists.infradead.org Subject: [PATCH 2/2] mt76: mt7663: fix DMA unmap length Date: Thu, 9 Apr 2020 10:46:39 +0200 Message-Id: <20f6c8304fb911d31780ad2b1d8fa768b7b1eda2.1586421673.git.lorenzo@kernel.org> X-Mailer: git-send-email 2.25.2 In-Reply-To: References: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Sender: linux-wireless-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-wireless@vger.kernel.org Fix DMA unmap length for mt7663e devices in mt7615_txp_skb_unmap_hw Fixes: f40ac0f3d3c0 ("mt76: mt7615: introduce mt7663e support") Co-developed-by: Sean Wang Signed-off-by: Sean Wang Co-developed-by: Soul Huang Signed-off-by: Soul Huang Signed-off-by: Lorenzo Bianconi --- drivers/net/wireless/mediatek/mt76/mt7615/mac.c | 17 +++++++++++++---- drivers/net/wireless/mediatek/mt76/mt7615/mac.h | 2 ++ .../net/wireless/mediatek/mt76/mt7615/pci_mac.c | 15 ++++++++++++--- 3 files changed, 27 insertions(+), 7 deletions(-) diff --git a/drivers/net/wireless/mediatek/mt76/mt7615/mac.c b/drivers/net/wireless/mediatek/mt76/mt7615/mac.c index e7db7f17c37b..11d161d278e4 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7615/mac.c +++ b/drivers/net/wireless/mediatek/mt76/mt7615/mac.c @@ -654,24 +654,33 @@ mt7615_txp_skb_unmap_fw(struct mt76_dev *dev, struct mt7615_fw_txp *txp) static void mt7615_txp_skb_unmap_hw(struct mt76_dev *dev, struct mt7615_hw_txp *txp) { + u32 last_mask, len_mask; int i; + if (is_mt7663(dev)) { + last_mask = MT_TXD_LEN_AMSDU_LAST; + len_mask = MT7663_TXD_LEN_MASK; + } else { + last_mask = MT_TXD_LAST_MASK; + len_mask = MT_TXD_LEN_MASK; + } + for (i = 0; i < ARRAY_SIZE(txp->ptr); i++) { struct mt7615_txp_ptr *ptr = &txp->ptr[i]; bool last; u16 len; len = le16_to_cpu(ptr->len0); - last = len & MT_TXD_LAST_MASK; - len &= ~MT_TXD_LAST_MASK; + last = len & last_mask; + len &= len_mask; dma_unmap_single(dev->dev, le32_to_cpu(ptr->buf0), len, DMA_TO_DEVICE); if (last) break; len = le16_to_cpu(ptr->len1); - last = len & MT_TXD_LAST_MASK; - len &= ~MT_TXD_LAST_MASK; + last = len & last_mask; + len &= len_mask; dma_unmap_single(dev->dev, le32_to_cpu(ptr->buf1), len, DMA_TO_DEVICE); if (last) diff --git a/drivers/net/wireless/mediatek/mt76/mt7615/mac.h b/drivers/net/wireless/mediatek/mt76/mt7615/mac.h index d9b2fdfb4c8b..2b08abb82b73 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7615/mac.h +++ b/drivers/net/wireless/mediatek/mt76/mt7615/mac.h @@ -256,8 +256,10 @@ enum tx_phy_bandwidth { #define MT_MSDU_ID_VALID BIT(15) +#define MT7663_TXD_LEN_MASK GENMASK(11, 0) #define MT_TXD_LEN_MSDU_LAST BIT(14) #define MT_TXD_LEN_AMSDU_LAST BIT(15) +#define MT_TXD_LEN_MASK GENMASK(13, 0) #define MT_TXD_LAST_MASK GENMASK(15, 14) struct mt7615_txp_ptr { diff --git a/drivers/net/wireless/mediatek/mt76/mt7615/pci_mac.c b/drivers/net/wireless/mediatek/mt76/mt7615/pci_mac.c index 6dfd03a8869b..f2db396bfae3 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7615/pci_mac.c +++ b/drivers/net/wireless/mediatek/mt76/mt7615/pci_mac.c @@ -54,20 +54,29 @@ mt7615_write_hw_txp(struct mt7615_dev *dev, struct mt76_tx_info *tx_info, { struct mt7615_hw_txp *txp = txp_ptr; struct mt7615_txp_ptr *ptr = &txp->ptr[0]; - int nbuf = tx_info->nbuf - 1; - int i; + int i, nbuf = tx_info->nbuf - 1; + u32 last_mask, len_mask; tx_info->buf[0].len = MT_TXD_SIZE + sizeof(*txp); tx_info->nbuf = 1; + if (is_mt7663(&dev->mt76)) { + last_mask = MT_TXD_LEN_AMSDU_LAST; + len_mask = MT7663_TXD_LEN_MASK; + } else { + last_mask = MT_TXD_LAST_MASK; + len_mask = MT_TXD_LEN_MASK; + } + txp->msdu_id[0] = cpu_to_le16(id | MT_MSDU_ID_VALID); for (i = 0; i < nbuf; i++) { u32 addr = tx_info->buf[i + 1].addr; u16 len = tx_info->buf[i + 1].len; + len &= len_mask; if (i == nbuf - 1) - len |= MT_TXD_LAST_MASK; + len |= last_mask; if (i & 1) { ptr->buf1 = cpu_to_le32(addr); -- 2.25.2 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=-10.0 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE, SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=unavailable 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 BA5B3C2D0EA for ; 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Thu, 09 Apr 2020 08:46:57 +0000 Received: from lore-desk-wlan.redhat.com (unknown [151.48.151.50]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 2DE8922202; Thu, 9 Apr 2020 08:46:54 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1586422015; bh=BWcm7JB/lPeWS8begBxm6Gv9BP5cm/j+Y7kTfEgg8A0=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=OwJxbMFK4EGhNY93BWbnVQm7lz2RPllyBBjY9ERFNRdNnvIkoBHrHe1Xu/tQpUEoh 5NvH3UIMDFe7nH5eGgfInEtsPmu6WVTWj9EMR3isIZNmiGIb82T2XOldUlrgRdkeRX Lvxut5KwWniOlDdlAwVsJn1M8hJIdMyPkjKLtA/g= From: Lorenzo Bianconi To: nbd@nbd.name Subject: [PATCH 2/2] mt76: mt7663: fix DMA unmap length Date: Thu, 9 Apr 2020 10:46:39 +0200 Message-Id: <20f6c8304fb911d31780ad2b1d8fa768b7b1eda2.1586421673.git.lorenzo@kernel.org> X-Mailer: git-send-email 2.25.2 In-Reply-To: References: MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200409_014656_073696_64833343 X-CRM114-Status: GOOD ( 10.91 ) X-BeenThere: linux-mediatek@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: ryder.lee@mediatek.com, sean.wang@mediatek.com, linux-wireless@vger.kernel.org, linux-mediatek@lists.infradead.org, soul.huang@mediatek.com, lorenzo.bianconi@redhat.com Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "Linux-mediatek" Errors-To: linux-mediatek-bounces+linux-mediatek=archiver.kernel.org@lists.infradead.org Fix DMA unmap length for mt7663e devices in mt7615_txp_skb_unmap_hw Fixes: f40ac0f3d3c0 ("mt76: mt7615: introduce mt7663e support") Co-developed-by: Sean Wang Signed-off-by: Sean Wang Co-developed-by: Soul Huang Signed-off-by: Soul Huang Signed-off-by: Lorenzo Bianconi --- drivers/net/wireless/mediatek/mt76/mt7615/mac.c | 17 +++++++++++++---- drivers/net/wireless/mediatek/mt76/mt7615/mac.h | 2 ++ .../net/wireless/mediatek/mt76/mt7615/pci_mac.c | 15 ++++++++++++--- 3 files changed, 27 insertions(+), 7 deletions(-) diff --git a/drivers/net/wireless/mediatek/mt76/mt7615/mac.c b/drivers/net/wireless/mediatek/mt76/mt7615/mac.c index e7db7f17c37b..11d161d278e4 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7615/mac.c +++ b/drivers/net/wireless/mediatek/mt76/mt7615/mac.c @@ -654,24 +654,33 @@ mt7615_txp_skb_unmap_fw(struct mt76_dev *dev, struct mt7615_fw_txp *txp) static void mt7615_txp_skb_unmap_hw(struct mt76_dev *dev, struct mt7615_hw_txp *txp) { + u32 last_mask, len_mask; int i; + if (is_mt7663(dev)) { + last_mask = MT_TXD_LEN_AMSDU_LAST; + len_mask = MT7663_TXD_LEN_MASK; + } else { + last_mask = MT_TXD_LAST_MASK; + len_mask = MT_TXD_LEN_MASK; + } + for (i = 0; i < ARRAY_SIZE(txp->ptr); i++) { struct mt7615_txp_ptr *ptr = &txp->ptr[i]; bool last; u16 len; len = le16_to_cpu(ptr->len0); - last = len & MT_TXD_LAST_MASK; - len &= ~MT_TXD_LAST_MASK; + last = len & last_mask; + len &= len_mask; dma_unmap_single(dev->dev, le32_to_cpu(ptr->buf0), len, DMA_TO_DEVICE); if (last) break; len = le16_to_cpu(ptr->len1); - last = len & MT_TXD_LAST_MASK; - len &= ~MT_TXD_LAST_MASK; + last = len & last_mask; + len &= len_mask; dma_unmap_single(dev->dev, le32_to_cpu(ptr->buf1), len, DMA_TO_DEVICE); if (last) diff --git a/drivers/net/wireless/mediatek/mt76/mt7615/mac.h b/drivers/net/wireless/mediatek/mt76/mt7615/mac.h index d9b2fdfb4c8b..2b08abb82b73 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7615/mac.h +++ b/drivers/net/wireless/mediatek/mt76/mt7615/mac.h @@ -256,8 +256,10 @@ enum tx_phy_bandwidth { #define MT_MSDU_ID_VALID BIT(15) +#define MT7663_TXD_LEN_MASK GENMASK(11, 0) #define MT_TXD_LEN_MSDU_LAST BIT(14) #define MT_TXD_LEN_AMSDU_LAST BIT(15) +#define MT_TXD_LEN_MASK GENMASK(13, 0) #define MT_TXD_LAST_MASK GENMASK(15, 14) struct mt7615_txp_ptr { diff --git a/drivers/net/wireless/mediatek/mt76/mt7615/pci_mac.c b/drivers/net/wireless/mediatek/mt76/mt7615/pci_mac.c index 6dfd03a8869b..f2db396bfae3 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7615/pci_mac.c +++ b/drivers/net/wireless/mediatek/mt76/mt7615/pci_mac.c @@ -54,20 +54,29 @@ mt7615_write_hw_txp(struct mt7615_dev *dev, struct mt76_tx_info *tx_info, { struct mt7615_hw_txp *txp = txp_ptr; struct mt7615_txp_ptr *ptr = &txp->ptr[0]; - int nbuf = tx_info->nbuf - 1; - int i; + int i, nbuf = tx_info->nbuf - 1; + u32 last_mask, len_mask; tx_info->buf[0].len = MT_TXD_SIZE + sizeof(*txp); tx_info->nbuf = 1; + if (is_mt7663(&dev->mt76)) { + last_mask = MT_TXD_LEN_AMSDU_LAST; + len_mask = MT7663_TXD_LEN_MASK; + } else { + last_mask = MT_TXD_LAST_MASK; + len_mask = MT_TXD_LEN_MASK; + } + txp->msdu_id[0] = cpu_to_le16(id | MT_MSDU_ID_VALID); for (i = 0; i < nbuf; i++) { u32 addr = tx_info->buf[i + 1].addr; u16 len = tx_info->buf[i + 1].len; + len &= len_mask; if (i == nbuf - 1) - len |= MT_TXD_LAST_MASK; + len |= last_mask; if (i & 1) { ptr->buf1 = cpu_to_le32(addr); -- 2.25.2 _______________________________________________ Linux-mediatek mailing list Linux-mediatek@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-mediatek