From nobody Mon Feb 9 12:10:50 2026 Received: from unicom145.biz-email.net (unicom145.biz-email.net [210.51.26.145]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 51E53635; Tue, 21 Oct 2025 02:09:55 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=210.51.26.145 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1761012601; cv=none; b=PIXOnDGIuXR9IId7Yu/CYQGoOj/oh/HKlOcgj9Mw816XhAAy52dTHzdoajgq1wpyifhfDTjW2d5vGAk3I3pMnQhRrbmv1e5AwefFQvCDtZ3PKT6jdnZcFB+q/fejzzO/7cefb3EsTvNwDz1//e5vJtqsOeYLPgPvEwtP3dtWoYo= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1761012601; c=relaxed/simple; bh=BoeG/JuPcCYJoWQP0hUOMGXQzTj50NpqNMsIb9n9ud0=; h=From:To:CC:Subject:Date:Message-ID:MIME-Version:Content-Type; b=ikYYy5w/OxAxx8VJ0dHFZKjT4dPSvlIT3F8Jl5Dc37QJd8PJla763bDDvtXfq0k52U1XTLTfvnOBWCQVLldG8BZ89qMx00M1L+1N8gB0w5EJY4DZiO6eMmgjNHBcGCVbfvP8bI914BxvHsLr1+EYiqb0rd8C8wxYJpkBt5l4Zf4= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=inspur.com; spf=pass smtp.mailfrom=inspur.com; arc=none smtp.client-ip=210.51.26.145 Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=inspur.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=inspur.com Received: from Jtjnmail201617.home.langchao.com by unicom145.biz-email.net ((D)) with ASMTP (SSL) id 202510211009439646; Tue, 21 Oct 2025 10:09:43 +0800 Received: from jtjnmailAR02.home.langchao.com (10.100.2.43) by Jtjnmail201617.home.langchao.com (10.100.2.17) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2507.58; Tue, 21 Oct 2025 10:09:42 +0800 Received: from inspur.com (10.100.2.111) by jtjnmailAR02.home.langchao.com (10.100.2.43) with Microsoft SMTP Server id 15.1.2507.58 via Frontend Transport; Tue, 21 Oct 2025 10:09:42 +0800 Received: from localhost.localdomain.com (unknown [10.94.10.57]) by app7 (Coremail) with SMTP id bwJkCsDwMQJl6_ZogPIGAA--.13805S4; Tue, 21 Oct 2025 10:09:42 +0800 (CST) From: Chu Guangqing To: , , , , , CC: , , , Chu Guangqing Subject: [PATCH] net: alteon: migrate to dma_map_phys instead of map_page Date: Tue, 21 Oct 2025 10:09:39 +0800 Message-ID: <20251021020939.1121-1-chuguangqing@inspur.com> X-Mailer: git-send-email 2.43.7 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-CM-TRANSID: bwJkCsDwMQJl6_ZogPIGAA--.13805S4 X-Coremail-Antispam: 1UD129KBjvJXoWxZFyDZr4rZr1xuw1UXF45GFg_yoW5Gr45pF WrGFy5Jw4xXr15u34kJw4kuF15Zan5Ka9a9F4fGas5A3Z8JF10kF48AFWIqrWxKr93Jw47 Xr47ZFsxu3s0q37anT9S1TB71UUUUU7qnTZGkaVYY2UrUUUUjbIjqfuFe4nvWSU5nxnvy2 9KBjDU0xBIdaVrnRJUUUvE14x267AKxVW8JVW5JwAFc2x0x2IEx4CE42xK8VAvwI8IcIk0 rVWrJVCq3wAFIxvE14AKwVWUJVWUGwA2ocxC64kIII0Yj41l84x0c7CEw4AK67xGY2AK02 1l84ACjcxK6xIIjxv20xvE14v26w1j6s0DM28EF7xvwVC0I7IYx2IY6xkF7I0E14v26rxl 6s0DM28EF7xvwVC2z280aVAFwI0_GcCE3s1l84ACjcxK6I8E87Iv6xkF7I0E14v26rxl6s 0DM2AIxVAIcxkEcVAq07x20xvEncxIr21l5I8CrVACY4xI64kE6c02F40Ex7xfMcIj6xII jxv20xvE14v26r1j6r18McIj6I8E87Iv67AKxVWUJVW8JwAm72CE4IkC6x0Yz7v_Jr0_Gr 1lF7xvr2IYc2Ij64vIr41lF7I21c0EjII2zVCS5cI20VAGYxC7M4IIrI8v6xkF7I0E8cxa n2IY04v7MxkF7I0En4kS14v26r1q6r43MxAIw28IcxkI7VAKI48JMxC20s026xCaFVCjc4 AY6r1j6r4UMI8I3I0E5I8CrVAFwI0_Jr0_Jr4lx2IqxVCjr7xvwVAFwI0_JrI_JrWlx4CE 17CEb7AF67AKxVWUtVW8ZwCIc40Y0x0EwIxGrwCI42IY6xIIjxv20xvE14v26r1j6r1xMI IF0xvE2Ix0cI8IcVCY1x0267AKxVWUJVW8JwCI42IY6xAIw20EY4v20xvaj40_Jr0_JF4l IxAIcVC2z280aVAFwI0_Jr0_Gr1lIxAIcVC2z280aVCY1x0267AKxVWUJVW8JbIYCTnIWI evJa73UjIFyTuYvjfUonmRUUUUU X-CM-SenderInfo: 5fkxw35dqj1xlqj6x0hvsx2hhfrp/ X-CM-DELIVERINFO: =?B?2BjuVpRRTeOiUs3aOqHZ50hzsfHKF9Ds6CbXmDm38RucXu3DYXJR7Zlh9zE0nt/Iac D+KQ1FwWqLbauvS29IOEm3CnbVQRqdD5cgc/eAwFfIS6HrZ6kb8VPIQZiZW0rQq/7OGs3p Ou/q4WdhR3Pe5mpBsww= tUid: 2025102110094332dea3462a6b04a542e64456f98d6424 X-Abuse-Reports-To: service@corp-email.com Abuse-Reports-To: service@corp-email.com X-Complaints-To: service@corp-email.com X-Report-Abuse-To: service@corp-email.com Content-Type: text/plain; charset="utf-8" After introduction of dma_map_phys(), there is no need to convert from physical address to struct page in order to map page. So let's use it directly. Signed-off-by: Chu Guangqing Reviewed-by: Jacob Keller --- drivers/net/ethernet/alteon/acenic.c | 26 +++++++++++--------------- 1 file changed, 11 insertions(+), 15 deletions(-) diff --git a/drivers/net/ethernet/alteon/acenic.c b/drivers/net/ethernet/al= teon/acenic.c index 9e6f91df2ba0..090413f1eba7 100644 --- a/drivers/net/ethernet/alteon/acenic.c +++ b/drivers/net/ethernet/alteon/acenic.c @@ -1639,10 +1639,9 @@ static void ace_load_std_rx_ring(struct net_device *= dev, int nr_bufs) if (!skb) break; =20 - mapping =3D dma_map_page(&ap->pdev->dev, - virt_to_page(skb->data), - offset_in_page(skb->data), - ACE_STD_BUFSIZE, DMA_FROM_DEVICE); + mapping =3D dma_map_phys(&ap->pdev->dev, + virt_to_phys(skb->data), + ACE_STD_BUFSIZE, DMA_FROM_DEVICE, 0); ap->skb->rx_std_skbuff[idx].skb =3D skb; dma_unmap_addr_set(&ap->skb->rx_std_skbuff[idx], mapping, mapping); @@ -1700,10 +1699,9 @@ static void ace_load_mini_rx_ring(struct net_device = *dev, int nr_bufs) if (!skb) break; =20 - mapping =3D dma_map_page(&ap->pdev->dev, - virt_to_page(skb->data), - offset_in_page(skb->data), - ACE_MINI_BUFSIZE, DMA_FROM_DEVICE); + mapping =3D dma_map_phys(&ap->pdev->dev, + virt_to_phys(skb->data), + ACE_MINI_BUFSIZE, DMA_FROM_DEVICE, 0); ap->skb->rx_mini_skbuff[idx].skb =3D skb; dma_unmap_addr_set(&ap->skb->rx_mini_skbuff[idx], mapping, mapping); @@ -1756,10 +1754,9 @@ static void ace_load_jumbo_rx_ring(struct net_device= *dev, int nr_bufs) if (!skb) break; =20 - mapping =3D dma_map_page(&ap->pdev->dev, - virt_to_page(skb->data), - offset_in_page(skb->data), - ACE_JUMBO_BUFSIZE, DMA_FROM_DEVICE); + mapping =3D dma_map_phys(&ap->pdev->dev, + virt_to_phys(skb->data), + ACE_JUMBO_BUFSIZE, DMA_FROM_DEVICE, 0); ap->skb->rx_jumbo_skbuff[idx].skb =3D skb; dma_unmap_addr_set(&ap->skb->rx_jumbo_skbuff[idx], mapping, mapping); @@ -2362,9 +2359,8 @@ ace_map_tx_skb(struct ace_private *ap, struct sk_buff= *skb, dma_addr_t mapping; struct tx_ring_info *info; =20 - mapping =3D dma_map_page(&ap->pdev->dev, virt_to_page(skb->data), - offset_in_page(skb->data), skb->len, - DMA_TO_DEVICE); + mapping =3D dma_map_phys(&ap->pdev->dev, skb->data, + skb->len, DMA_TO_DEVICE, 0); =20 info =3D ap->skb->tx_skbuff + idx; info->skb =3D tail; --=20 2.43.7