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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id B654FC43217 for ; Fri, 6 May 2022 12:31:38 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1392000AbiEFMfS (ORCPT ); Fri, 6 May 2022 08:35:18 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:37346 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1392018AbiEFMfP (ORCPT ); Fri, 6 May 2022 08:35:15 -0400 Received: from dfw.source.kernel.org (dfw.source.kernel.org [139.178.84.217]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 0A7BD5D677; Fri, 6 May 2022 05:31:31 -0700 (PDT) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by dfw.source.kernel.org (Postfix) with ESMTPS id 7877D61F89; Fri, 6 May 2022 12:31:31 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 3DF98C385B0; Fri, 6 May 2022 12:31:28 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1651840290; bh=si2hwRw1V74T6VtiHYEBGPs8aiSwK8sDjNn2Ywl3hcg=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=B0fdpGHJrk3L5nWKeddTriUxiKv6kE3Vp+8fWItcC1qhCvWlAXFu+W02rNNvBEL9k Fh2G8/L6iOKI932mwNyc+OK44MGr5jJ6LiM5A3CYt69VXS++yhyPAGiFQIXVFKUr1O FxvjxtkBRya7x3R8jr+M0tACp1Xg/Q6EPeQ/Tbm3KDPe2Skm9wC76anXg381jf9450 P6nMPLfdRZkRzznvGB/+qH5ruDkN2fYqX4qAQKKQdiBtw68xSyJYZV9Up6/6AKAZUu odY7ArnWP39QbOaCsHyWwjVn9YjjDl4DKnQoEIiD4WoLJJbTgc44kiAzCveM4JAkxP KPWQgKP1RAS0Q== From: Lorenzo Bianconi To: netdev@vger.kernel.org Cc: nbd@nbd.name, john@phrozen.org, sean.wang@mediatek.com, Mark-MC.Lee@mediatek.com, davem@davemloft.net, edumazet@google.com, kuba@kernel.org, pabeni@redhat.com, Sam.Shih@mediatek.com, linux-mediatek@lists.infradead.org, devicetree@vger.kernel.org, robh@kernel.org Subject: [PATCH net-next 07/14] net: ethernet: mtk_eth_soc: rely on txd_size in txd_to_idx Date: Fri, 6 May 2022 14:30:24 +0200 Message-Id: X-Mailer: git-send-email 2.35.1 In-Reply-To: References: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org This is a preliminary patch to add mt7986 ethernet support. Tested-by: Sam Shih Signed-off-by: Lorenzo Bianconi --- drivers/net/ethernet/mediatek/mtk_eth_soc.c | 11 +++++++---- 1 file changed, 7 insertions(+), 4 deletions(-) diff --git a/drivers/net/ethernet/mediatek/mtk_eth_soc.c b/drivers/net/ethernet/mediatek/mtk_eth_soc.c index 5f0082f92cc7..a67b22dbaac7 100644 --- a/drivers/net/ethernet/mediatek/mtk_eth_soc.c +++ b/drivers/net/ethernet/mediatek/mtk_eth_soc.c @@ -852,9 +852,10 @@ static struct mtk_tx_dma *qdma_to_pdma(struct mtk_tx_ring *ring, return ring->dma_pdma - ring->dma + dma; } -static int txd_to_idx(struct mtk_tx_ring *ring, struct mtk_tx_dma *dma) +static int txd_to_idx(struct mtk_tx_ring *ring, struct mtk_tx_dma *dma, + u32 txd_size) { - return ((void *)dma - (void *)ring->dma) / sizeof(*dma); + return ((void *)dma - (void *)ring->dma) / txd_size; } static void mtk_tx_unmap(struct mtk_eth *eth, struct mtk_tx_buf *tx_buf, @@ -1070,8 +1071,10 @@ static int mtk_tx_map(struct sk_buff *skb, struct net_device *dev, !netdev_xmit_more()) mtk_w32(eth, txd->txd2, MTK_QTX_CTX_PTR); } else { - int next_idx = NEXT_DESP_IDX(txd_to_idx(ring, txd), - ring->dma_size); + int next_idx; + + next_idx = NEXT_DESP_IDX(txd_to_idx(ring, txd, soc->txrx.txd_size), + ring->dma_size); mtk_w32(eth, next_idx, MT7628_TX_CTX_IDX0); } -- 2.35.1