From patchwork Fri Jul 9 12:08:12 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Thierry Reding X-Patchwork-Id: 1503063 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Authentication-Results: ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=vger.kernel.org (client-ip=23.128.96.18; helo=vger.kernel.org; envelope-from=linux-tegra-owner@vger.kernel.org; receiver=) Authentication-Results: ozlabs.org; dkim=pass (2048-bit key; unprotected) header.d=gmail.com header.i=@gmail.com header.a=rsa-sha256 header.s=20161025 header.b=jNhXOnRy; dkim-atps=neutral Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by ozlabs.org (Postfix) with ESMTP id 4GLsLd2HsLz9sRf for ; Fri, 9 Jul 2021 22:05:45 +1000 (AEST) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231152AbhGIMI1 (ORCPT ); Fri, 9 Jul 2021 08:08:27 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:55334 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230404AbhGIMI1 (ORCPT ); Fri, 9 Jul 2021 08:08:27 -0400 Received: from mail-wm1-x329.google.com (mail-wm1-x329.google.com [IPv6:2a00:1450:4864:20::329]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 18346C0613DD for ; Fri, 9 Jul 2021 05:05:43 -0700 (PDT) Received: by mail-wm1-x329.google.com with SMTP id t14-20020a05600c198eb029020c8aac53d4so25077986wmq.1 for ; Fri, 09 Jul 2021 05:05:43 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=LTDEG9hvZInxM37EKZrzZicUKHO/JiAFLKZv8qufjKU=; b=jNhXOnRyWet7pdO2shipHZ9vU8Wsf4crnYNrygsILNxSahTLJ8YuN3KeiBxefgNzwk qAjBL1Ns/61zEMQY17u0Z40k8bZlhCeMXcOM7NDfGDNoUfZOBgc6sB861URFMxKoJJTw CdYdpVX0R1M/S7sk0OS8IZzKjreMx4s0y2x6hTlaj/+CbZ3absfX8HqKcT1c9nMWX+/e naxWRytFVn5XCo8xWmCoSOhLJxZYP8t6cl/2/7N+Gc87LsHYCBkowRWmluG+Vw/hyhai f00KTAmdy/hN1d5+KgSBK05loC0bvDoXjaEPkpQrsjHmyp2I/tYOH7aGagClWWjexou+ rAWw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=LTDEG9hvZInxM37EKZrzZicUKHO/JiAFLKZv8qufjKU=; b=KAZIJpsia5wS6vXGis9jXvQXwSdTcr1govWNAjD8ou3VGR8Xia0lQqf8oOl5nYQmNJ y6NMDVJPhqrPpY+0X2dd37c2dGSI7KkUANPHfvnU5NfuKZkTRTBgzfuuaUajRvnzhXSu GOyMtneQwdBwGlV5ciuKtI7zmoz68wnxB2S8vHW9HjiWN2ng8f2uK6kAviSicdw5vtQZ 2KM0NqOqHQL8tfCOC3ytH8PXdAznuxzWg8/4DJWHg42A62mbbeQzvZtxzvMDx00Ki9EH xGofnKJyMfIHVzALgPpEjN75x2WxAq5glUyDmZKt5eLxBDiZ+dWv+Hc6edF3cPnuTsLB fQJg== X-Gm-Message-State: AOAM532Tf1nvgEFPqhbUWUQMvsMQbUOiPGvo/cIbC40qUr0iG8QD9JFz tabAKt8lOh81UYlOO9bZqS8= X-Google-Smtp-Source: ABdhPJyrD2PALCtAQWdI+3LCYqDTZ7ve0J0SKzSbA89keGTe0RvKFv8kMOHdA9C2iXzNyz8fmANv0w== X-Received: by 2002:a05:600c:2281:: with SMTP id 1mr16567968wmf.10.1625832341685; Fri, 09 Jul 2021 05:05:41 -0700 (PDT) Received: from localhost ([62.96.65.119]) by smtp.gmail.com with ESMTPSA id s1sm11875597wmj.8.2021.07.09.05.05.40 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 09 Jul 2021 05:05:40 -0700 (PDT) From: Thierry Reding To: Thierry Reding Cc: Jon Hunter , linux-tegra@vger.kernel.org, linux-arm-kernel@lists.infradead.org Subject: [PATCH] arm64: tegra: Enable audio IOMMU support on Tegra194 Date: Fri, 9 Jul 2021 14:08:12 +0200 Message-Id: <20210709120812.2529034-1-thierry.reding@gmail.com> X-Mailer: git-send-email 2.32.0 MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-tegra@vger.kernel.org From: Thierry Reding Add iommus and interconnects properties to the sound device tree node on Tegra194. This ensures that the correct SID is used for translation of physical to I/O virtual addresses and that the path to system memory is properly described, which in turn can impact the range of memory that the device can address. Signed-off-by: Thierry Reding Reviewed-by: Jon Hunter --- arch/arm64/boot/dts/nvidia/tegra194.dtsi | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/arch/arm64/boot/dts/nvidia/tegra194.dtsi b/arch/arm64/boot/dts/nvidia/tegra194.dtsi index a6e61d899a27..076d5efc4c3d 100644 --- a/arch/arm64/boot/dts/nvidia/tegra194.dtsi +++ b/arch/arm64/boot/dts/nvidia/tegra194.dtsi @@ -2477,6 +2477,11 @@ sound { * for 8x and 11.025x sample rate streams. */ assigned-clock-rates = <258000000>; + + interconnects = <&mc TEGRA194_MEMORY_CLIENT_APEDMAR &emc>, + <&mc TEGRA194_MEMORY_CLIENT_APEDMAW &emc>; + interconnect-names = "dma-mem", "write"; + iommus = <&smmu TEGRA194_SID_APE>; }; tcu: tcu {