From patchwork Wed Nov 16 19:31:03 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: 13045674 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 D9C55C43217 for ; Wed, 16 Nov 2022 19:31:37 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S234358AbiKPTbg (ORCPT ); Wed, 16 Nov 2022 14:31:36 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:45550 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233495AbiKPTbe (ORCPT ); Wed, 16 Nov 2022 14:31:34 -0500 Received: from mail-wr1-x42d.google.com (mail-wr1-x42d.google.com [IPv6:2a00:1450:4864:20::42d]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 26695627D6; Wed, 16 Nov 2022 11:31:33 -0800 (PST) Received: by mail-wr1-x42d.google.com with SMTP id l14so31623009wrw.2; Wed, 16 Nov 2022 11:31:33 -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=Trwv5nmiMu3txEdazub9avWN4gnKwT8sOlk30QnmJwg=; b=TpR01OSJYvsdxK5CvtEpxvA38/rAnBpnwSoKmqIekRAqZwQBoPSV9Xj2Ne3wK/Sdof 4eWzngjNSKuqa81iPoDWL5je0mOPCWG/Rvv/u8jQP+/ajPySKZ+sqlRMO67N8boUB9k4 ZocpAowec4j3kY7AZvLkvV2OAVf022ACl133s5a7KDtK7/C+l8eGMgEZ876c098nNCOL Lo4pNKwoZE8NyCgxjjmXojeBiGsTQEPC3vz4QdBFueYOZdMNv9EnOIxnbW4yalJJEr+u dGn1MNb9q3nBlGxmR75VnEmsEybTFq0fHX+pqkkAnPNfo/vEEg3gT9IQOh1JR6IhhzP8 qBVA== 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=Trwv5nmiMu3txEdazub9avWN4gnKwT8sOlk30QnmJwg=; b=tCu6vaXNNFe1E0zJ8PM3qs9sINsFhG5jawUAOefgwyzbFUF/cdkDhxU0/LTrxiQyoP Z92Oo6YX/pnbgsK/wGlRzAr3r0cCRvTTn6QkOlzAtd6d6NEdcSbjCH0H6wP56bhaecqq YEn0T9Hwr7twyYXjupA7sJgzNvO/PhmopAEiV4UA6YuoMOWHIsGjRxRhCJ+FJD6wjoZn ga2m5KDq0HMpsgzkm760F35vlPKGyr1zxEH8chy6K/3QdiuRLn26ykO83WurLAtTMl76 ttoSLVL3Xi9SqRGXE56/Tfi8NIaiVaSmACLPrOvgCAi1LTnvNq1q++7Q6CfdOXFz3QiZ tzRA== X-Gm-Message-State: ANoB5pkHNvmGvrnZA9j8v3+IRe5VhK/GGtPYmJZYyeowKNnCaLf5wwx9 pgLG3YqGIJIuDtDJYCV64IrhvvX2wXcqWA== X-Google-Smtp-Source: AA0mqf7/xPmVf0Rh22RU3CMEhI/LOjiRILBHHKXXqC9ktwO3Ja61VlrpZ4x4Cinr+HUtE54Y/6SXaQ== X-Received: by 2002:adf:ea4d:0:b0:236:8fa1:47cf with SMTP id j13-20020adfea4d000000b002368fa147cfmr15476153wrn.50.1668627091714; Wed, 16 Nov 2022 11:31:31 -0800 (PST) Received: from kista.localdomain (82-149-19-102.dynamic.telemach.net. [82.149.19.102]) by smtp.gmail.com with ESMTPSA id q125-20020a1c4383000000b003c6cd82596esm3044646wma.43.2022.11.16.11.31.30 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 16 Nov 2022 11:31:31 -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 0/2] arm64: allwinner: h6: Add second IOMMU reference to Cedrus Date: Wed, 16 Nov 2022 20:31:03 +0100 Message-Id: <20221116193105.363297-1-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 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 | 2 +- arch/arm64/boot/dts/allwinner/sun50i-h6.dtsi | 2 +- 2 files changed, 2 insertions(+), 2 deletions(-) --- 2.38.1