From patchwork Thu Nov 17 06:07:02 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: =?utf-8?q?Jernej_=C5=A0krabec?= X-Patchwork-Id: 625968 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 39AFCC433FE for ; Thu, 17 Nov 2022 06:07:28 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S234581AbiKQGHZ (ORCPT ); Thu, 17 Nov 2022 01:07:25 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:54596 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S239251AbiKQGHR (ORCPT ); Thu, 17 Nov 2022 01:07:17 -0500 Received: from mail-wr1-x42a.google.com (mail-wr1-x42a.google.com [IPv6:2a00:1450:4864:20::42a]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 45A5D28729; Wed, 16 Nov 2022 22:07:11 -0800 (PST) Received: by mail-wr1-x42a.google.com with SMTP id o4so1873106wrq.6; Wed, 16 Nov 2022 22:07:11 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=content-transfer-encoding:mime-version:message-id:date:subject:cc :to:from:from:to:cc:subject:date:message-id:reply-to; bh=UiXSAQsSjwWqOGc9spTfADfVAnOu8H9dxOp6ONZY5HI=; b=BqXgBQ7H19xsIldwSJ3XEtEaIyFB1pdOaoIIBGAvsLqPWuYbRoHDUN2CEBw0y3fxO3 uwXsNGip+B4h9O1rmk+YMJmusJHfaeq7vO88bENdgIc6d4g/Q5ERZP8h+CMGECBu+X6k DHr3Vgr6V2tKU6lJj4Je8jANmXUTuaIp0l0++ThbeldD1m97ufIyMdpurrQHTy95XFcz dONdw2asOsd8CV8KJJwzAEFz5StzdHnVE0EM+gDQ28o/PqGKMes0ezBU3AmSxPHq4QcM SR1e7NutED2dxq9rz3GeAL70s9b4ihla6W7mGew7S/MZI2pr/0jy20LEPAyRCBdyzW3z xR9A== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=content-transfer-encoding:mime-version:message-id:date:subject:cc :to:from:x-gm-message-state:from:to:cc:subject:date:message-id :reply-to; bh=UiXSAQsSjwWqOGc9spTfADfVAnOu8H9dxOp6ONZY5HI=; b=X/4ipZL1rf9rsdLmuYi9fwC7CrYaGL5cKKni46SVhXyL4G/pPk6nTUxKj7GIzsonrD Srw/Y0D7dwQT+LxtK31Uik20DSNUYRvjUTXXamd1o19doAtgEO5cQLcqbkaa1jo3wnuw eEfiOSRbI4nS4EM5gq/P4IL9W1Xf6ZKEcICOx2c+FqnBacNaS5JgUMUZdJd5xobfXbNd fyOev/Nn7WpdImFQXkCMc5VFmyOwY6Mf2d8UncOg+VLCPGXDmKhovaupgKc/yvoctkqE RyWbH4UK43sHUL2mWWMEY75qQCVYUJSC7RC+tSm/AxApR7HmwkY2DLNUepdjmcQtcvcn cfmw== X-Gm-Message-State: ANoB5pmDGLPaUosJa5Td99FE2ILSXYfR8Xpg9kJdBydeJDvlDPOMqIX8 BemE/m6GQPwip+/n7KeJqfE= X-Google-Smtp-Source: AA0mqf5SwUTUY/lj91u2/nwQu6g7fE2GFbJh2pd3jLHyIsRrmrwZ+DiGtLaGJyqtt7bLuhpDmkLHAg== X-Received: by 2002:a5d:6b8d:0:b0:236:4c14:4e4c with SMTP id n13-20020a5d6b8d000000b002364c144e4cmr431753wrx.634.1668665229774; Wed, 16 Nov 2022 22:07:09 -0800 (PST) Received: from kista.localdomain (82-149-19-102.dynamic.telemach.net. [82.149.19.102]) by smtp.gmail.com with ESMTPSA id r11-20020a5d694b000000b0023691d62cffsm16542568wrw.70.2022.11.16.22.07.08 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 16 Nov 2022 22:07:09 -0800 (PST) From: Jernej Skrabec To: mchehab@kernel.org, robh+dt@kernel.org, krzysztof.kozlowski+dt@linaro.org, wens@csie.org, samuel@sholland.org Cc: linux-media@vger.kernel.org, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-sunxi@lists.linux.dev, linux-kernel@vger.kernel.org, Jernej Skrabec Subject: [PATCH v2 0/2] arm64: allwinner: h6: Add second IOMMU reference to Cedrus Date: Thu, 17 Nov 2022 07:07:02 +0100 Message-Id: <20221117060704.367945-1-jernej.skrabec@gmail.com> X-Mailer: git-send-email 2.38.1 MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-media@vger.kernel.org It turns out that Cedrus on H6 actually uses two IOMMU channels. Manual mentiones two IOMMU channels, but it doesn't specify which is used when. Page faults were also observed from both. This series updates binding to allow up to two IOMMU channels and fixes H6 DTSI. Please take a look. Best regards, Jernej Changes from v1: - add minItems to binding - add reviewed-by to DT patch Jernej Skrabec (2): media: dt-bindings: allwinner: video-engine: Fix number of IOMMU channels arm64: dts: allwinner: h6: Fix Cedrus IOMMU channels .../bindings/media/allwinner,sun4i-a10-video-engine.yaml | 3 ++- arch/arm64/boot/dts/allwinner/sun50i-h6.dtsi | 2 +- 2 files changed, 3 insertions(+), 2 deletions(-) --- 2.38.1