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 51ACA1F4C9F; Sun, 12 Oct 2025 21:57:16 +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=1760306237; cv=none; b=hbbfycNIa/IaJw5D1Ul0ifhNn2cJvWxXvR1TYk5QZIDX9dIslKUPS7xuSSJ1uT3/JzHPBp3NuqML+1Uz4fNqHj8nTOutc2oqS7JLCUU+FINvYV7ChmtKyxqCv4I3oqZp3v0RHA0BdSFnhAzBhOV/ncepO+xH22Gs0SSNcPi3y5g= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1760306237; c=relaxed/simple; bh=uzV5vowCQeEOgjTPvkvfljcgwJJ5ZIZy7v5txVIJAzc=; h=Message-ID:Date:MIME-Version:Subject:From:To:Cc:References: In-Reply-To:Content-Type; b=Hs6FnX4MULCjZMUHbYdLvYN7YblaSdckSDIotsMGPBdhP+bnmzTo2zSd5GHpvhdSzTxrlp+lo0wsXTtn6PhzPCRgjqPE0Ey4MvtR1e0mXw8eUqctuQA50e4Wm2+KZzsd5jC51jF9ALEYhRKA+K2Gzr6wsa1+GMVsQykePCKhmZQ= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=L4HoqRS6; 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="L4HoqRS6" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 2BE86C4CEE7; Sun, 12 Oct 2025 21:57:11 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1760306236; bh=uzV5vowCQeEOgjTPvkvfljcgwJJ5ZIZy7v5txVIJAzc=; h=Date:Subject:From:To:Cc:References:In-Reply-To:From; b=L4HoqRS63ozDSEZzo2i1g/A5gwW+zu16JQ8rYoGMUePKS2UzjkcUGSLKLJr4Y7E2p 7sxFDsncKUj2Zh1xqK4yU9aqFiGqRf5Ut5beC56jU8BHjrOKRgwAuqFifxZIVm5LKR oxZN0MONxSHjfSgB8X0KYeqKTdAy0unCKv0G+Ma2eLU4fGNwYur9kxEV6L1wigpwSo MYJiQl/qzqXnknz2f+0ASanZ7zHzTNFtOOMryjQyldzdPYoXVzNctdceynm9gr7X4W LMY86fHO8MXwL7GejIp1SOH2I7W8JmoOiUJAaMNJ7jKW0W467tFZxbtu9sGCP0a+Pu 20OB6T7Y5S/qw== Message-ID: <3cbf1d5d-e0a5-4c9f-88c3-eaacc6cb47d3@kernel.org> Date: Sun, 12 Oct 2025 22:57:09 +0100 Precedence: bulk X-Mailing-List: devicetree@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [RFC PATCH 0/3] Introduce iommu-map-masked for platform devices From: Bryan O'Donoghue To: Charan Teja Kalla , Dmitry Baryshkov , Robin Murphy Cc: joro@8bytes.org, will@kernel.org, saravanak@google.com, conor+dt@kernel.org, robh@kernel.org, mchehab@kernel.org, krzk+dt@kernel.org, abhinav.kumar@linux.dev, vikash.garodia@oss.qualcomm.com, dikshita.agarwal@oss.qualcomm.com, Konrad Dybcio , bjorn.andersson@oss.qualcomm.com, linux-media@vger.kernel.org, linux-arm-msm@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, iommu@lists.linux.dev References: <20250928171718.436440-1-charan.kalla@oss.qualcomm.com> <0d0560cc-9757-4c7b-8de4-170148d99481@oss.qualcomm.com> <9d3eeb9f-b8ea-48e5-a1d9-0865f63ef991@arm.com> <0zcQcB2YYWH_ufElq3ptqtLsGDsxvMEAkHCt_jYaSpwV597VFc22pFWzyMz0rSY-DKqWCQgOCiKpsIRNA0Fisw==@protonmail.internalid> <3c1eb276-abde-4af4-ab39-c934c30aa447@kernel.org> Content-Language: en-US In-Reply-To: <3c1eb276-abde-4af4-ab39-c934c30aa447@kernel.org> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 8bit > 6. We should on introduction of a new SoC > >    - Fix the iommus = <> for "qcom,newsoc-iris" to contain >      only what is pertinent to S1_VIDEO_HLOS > >    - Make new devices in the DT for each FUNCTION_ID > >    - Then look at how - if - that fix can be brought back to Lemans [sic] Lanai/sm8550 --- bod