From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id A370E2472B6; Mon, 14 Jul 2025 11:54:40 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1752494080; cv=none; b=DoAl6girq8n8YrCjDMvIwG12O/fQ0D9MfcB92Jf47O3ltQx2uNpR2OgltHgQ2CY+HRt4vJb04hSUFTLUm5jLYWcpp8vJEpULWhj6tPHRTRle47p5EM4InYijycz0h6xBA0jXEeRKsexV1+nLgmUoNvFKXj9p4v/Z87jrMb+d68g= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1752494080; c=relaxed/simple; bh=s30ogQNg7+t3DT3jncsWas73gVTu/R4j2XfZEk/UahU=; h=From:To:Cc:Subject:Date:Message-Id:In-Reply-To:References: MIME-Version:Content-Type; b=KIGNN+XI4CtZl1gCvlKzo5LFSXSqeQuqkm55c2kSceeVlieJ10bOjjPZZrVCPE7cNz4J14zioUJmPMqGZ6Y+Yq89/dHvwx+9ATlu1pdgUxucMqqKtiPIuEP30ONY58hmsPUQihQM6PQKBnDq1B4aODFJROBV05BXhLY0t15C0rc= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=Rus0z6Zl; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="Rus0z6Zl" Received: by smtp.kernel.org (Postfix) with ESMTPSA id AD155C4CEED; Mon, 14 Jul 2025 11:54:37 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1752494080; bh=s30ogQNg7+t3DT3jncsWas73gVTu/R4j2XfZEk/UahU=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=Rus0z6Zl2R0JiqCD3y0kom8nyUws2FK02SCF6zkdTJ6biQU/FP7vHWrdI8/+gE45A OEeJopDgP3CBKZ4lzJEO+6ZZuWGnx6AWTfV4aJJSglPjh7spRwYeuRShKRYJOqCfDx TL9hZtlSa036H+OlD3/IUMIAyiGiQEKX5JNI9EFK3oEA6Pu8MvLsGORTaaZBAKSWqb qA0eemmBUKwSR8mdKpJ13aLsT8fZOvlyNE3laAy4ndnOvliQK4/GAcfvwHN+UEyrpd a+Hrin/w2cCaAnAquRGJVY09hPR1UKKsaNjo+Fdq5IQHVuk0BdEYa4tssF0/mBjDXe nCAWhtdRRkTag== From: Will Deacon To: robin.clark@oss.qualcomm.com, robin.murphy@arm.com, linux-arm-msm@vger.kernel.org, Alexey Klimov Cc: catalin.marinas@arm.com, kernel-team@android.com, Will Deacon , joro@8bytes.org, iommu@lists.linux.dev, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, stable@vger.kernel.org, andersson@kernel.org, dmitry.baryshkov@oss.qualcomm.com Subject: Re: [PATCH v2] iommu/arm-smmu-qcom: Add SM6115 MDSS compatible Date: Mon, 14 Jul 2025 12:54:27 +0100 Message-Id: <175249142645.1452379.7552857097102932534.b4-ty@kernel.org> X-Mailer: git-send-email 2.39.5 In-Reply-To: <20250613173238.15061-1-alexey.klimov@linaro.org> References: <20250613173238.15061-1-alexey.klimov@linaro.org> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 8bit On Fri, 13 Jun 2025 18:32:38 +0100, Alexey Klimov wrote: > Add the SM6115 MDSS compatible to clients compatible list, as it also > needs that workaround. > Without this workaround, for example, QRB4210 RB2 which is based on > SM4250/SM6115 generates a lot of smmu unhandled context faults during > boot: > > arm_smmu_context_fault: 116854 callbacks suppressed > arm-smmu c600000.iommu: Unhandled context fault: fsr=0x402, > iova=0x5c0ec600, fsynr=0x320021, cbfrsynra=0x420, cb=5 > arm-smmu c600000.iommu: FSR = 00000402 [Format=2 TF], SID=0x420 > arm-smmu c600000.iommu: FSYNR0 = 00320021 [S1CBNDX=50 PNU PLVL=1] > arm-smmu c600000.iommu: Unhandled context fault: fsr=0x402, > iova=0x5c0d7800, fsynr=0x320021, cbfrsynra=0x420, cb=5 > arm-smmu c600000.iommu: FSR = 00000402 [Format=2 TF], SID=0x420 > > [...] Applied to iommu (arm/smmu/bindings), thanks! [1/1] iommu/arm-smmu-qcom: Add SM6115 MDSS compatible https://git.kernel.org/iommu/c/f7fa8520f303 Cheers, -- Will https://fixes.arm64.dev https://next.arm64.dev https://will.arm64.dev