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 smtp1.osuosl.org (smtp1.osuosl.org [140.211.166.138]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 780DDC433F5 for ; Thu, 27 Jan 2022 11:17:21 +0000 (UTC) Received: from localhost (localhost [127.0.0.1]) by smtp1.osuosl.org (Postfix) with ESMTP id 230BC84F76; Thu, 27 Jan 2022 11:17:21 +0000 (UTC) X-Virus-Scanned: amavisd-new at osuosl.org Received: from smtp1.osuosl.org ([127.0.0.1]) by localhost (smtp1.osuosl.org [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id s9Cf3BqT62fr; Thu, 27 Jan 2022 11:17:20 +0000 (UTC) Received: from lists.linuxfoundation.org (lf-lists.osuosl.org [140.211.9.56]) by smtp1.osuosl.org (Postfix) with ESMTPS id 0BDAC84E02; Thu, 27 Jan 2022 11:17:20 +0000 (UTC) Received: from lf-lists.osuosl.org (localhost [127.0.0.1]) by lists.linuxfoundation.org (Postfix) with ESMTP id C5B7AC001A; Thu, 27 Jan 2022 11:17:19 +0000 (UTC) Received: from smtp2.osuosl.org (smtp2.osuosl.org [140.211.166.133]) by lists.linuxfoundation.org (Postfix) with ESMTP id 6F3F9C000B for ; Thu, 27 Jan 2022 11:17:18 +0000 (UTC) Received: from localhost (localhost [127.0.0.1]) by smtp2.osuosl.org (Postfix) with ESMTP id 49DE140B98 for ; Thu, 27 Jan 2022 11:17:18 +0000 (UTC) X-Virus-Scanned: amavisd-new at osuosl.org Authentication-Results: smtp2.osuosl.org (amavisd-new); dkim=pass (2048-bit key) header.d=collabora.com Received: from smtp2.osuosl.org ([127.0.0.1]) by localhost (smtp2.osuosl.org [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id GDBHudkkIT6e for ; Thu, 27 Jan 2022 11:17:17 +0000 (UTC) X-Greylist: domain auto-whitelisted by SQLgrey-1.8.0 Received: from bhuna.collabora.co.uk (bhuna.collabora.co.uk [46.235.227.227]) by smtp2.osuosl.org (Postfix) with ESMTPS id 8580E40292 for ; Thu, 27 Jan 2022 11:17:17 +0000 (UTC) Received: from [127.0.0.1] (localhost [127.0.0.1]) (Authenticated sender: kholk11) with ESMTPSA id B033F1F45091 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=collabora.com; s=mail; t=1643282235; bh=wZVt4wJ3ZIXwm5J3WkeI7DmuycE/6AgP9kxAmGl4MHk=; h=Subject:To:Cc:References:From:Date:In-Reply-To:From; b=RNpe9lY8NzKzJx8wUI+P77Ig0n7bSCYdR9WTVZzouOFw6c+LfKA1Kt6KIFOmCSjO3 avcutdFnsOoW1N8IruruloGhYR9o1NgPvQA9mABR7Hq6ejP6NEhREHIAebGIbyhdth JWEWY7k+uAPjmo6BIPgOdD+0ZBOteQayMekEJAe/9ShguNUg/kwbt+LaRquKUT+Xwo GqBDAk/5+240cemf8Zn5kFDGKBolI2674mKtm4AnCwRaX3x0EM8gzJrDz8iH5chhlT Wxkpzu2KUmN92wCeUPl7swGx4YViUtqUfuuLRXa7vr8vZjpUjx4IjJLsuKQta7zGgw 6/0p+2qKt+SYA== Subject: Re: [PATCH v4 29/35] iommu/mediatek: Add mtk_iommu_bank_data structure To: Yong Wu , Joerg Roedel , Rob Herring , Matthias Brugger , Will Deacon References: <20220125085634.17972-1-yong.wu@mediatek.com> <20220125085634.17972-30-yong.wu@mediatek.com> From: AngeloGioacchino Del Regno Message-ID: Date: Thu, 27 Jan 2022 12:17:12 +0100 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:78.0) Gecko/20100101 Thunderbird/78.13.0 MIME-Version: 1.0 In-Reply-To: <20220125085634.17972-30-yong.wu@mediatek.com> Content-Language: en-US Cc: youlin.pei@mediatek.com, devicetree@vger.kernel.org, srv_heupstream@mediatek.com, Krzysztof Kozlowski , chengci.xu@mediatek.com, xueqi.zhang@mediatek.com, linux-kernel@vger.kernel.org, libo.kang@mediatek.com, yen-chang.chen@mediatek.com, iommu@lists.linux-foundation.org, yf.wang@mediatek.com, linux-mediatek@lists.infradead.org, Hsin-Yi Wang , anan.sun@mediatek.com, Robin Murphy , mingyuan.ma@mediatek.com, linux-arm-kernel@lists.infradead.org X-BeenThere: iommu@lists.linux-foundation.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: Development issues for Linux IOMMU support List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Transfer-Encoding: 7bit Content-Type: text/plain; charset="us-ascii"; Format="flowed" Errors-To: iommu-bounces@lists.linux-foundation.org Sender: "iommu" Il 25/01/22 09:56, Yong Wu ha scritto: > Prepare for supporting multi-banks for the IOMMU HW, No functional change. > > Add a new structure(mtk_iommu_bank_data) for each a bank. Each a bank have > the independent HW base/IRQ/tlb-range ops, and each a bank has its special > iommu-domain(independent pgtable), thus, also move the domain information > into it. > > In previous SoC, we have only one bank which could be treated as bank0( > bankid always is 0 for the previous SoC). > > After adding this structure, the tlb operations and irq could use > bank_data as parameter. > > Signed-off-by: Yong Wu Reviewed-by: AngeloGioacchino Del Regno _______________________________________________ iommu mailing list iommu@lists.linux-foundation.org https://lists.linuxfoundation.org/mailman/listinfo/iommu