From mboxrd@z Thu Jan 1 00:00:00 1970 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 bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 7D196FD88FF for ; Wed, 11 Mar 2026 05:47:54 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:In-Reply-To:Content-Type: MIME-Version:References:Message-ID:Subject:Cc:To:From:Date:Reply-To: Content-Transfer-Encoding:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=bxbb64IJUlvLupcBKvMeTLzBiBjcAwiLeJCKfl9LLBE=; b=XPIf2O6mrwmrp11hG7JPmKjphd 08CrKTwLKJaC3SSUGf0sMgHZPTYAEIbcrmsY7frGLMp2QXYa5AQXOU1ZXoLvQLwyIyEQuFBbeGtaF Hv/g8TExlBNeHHnrVlKR/grVo2RHpOGK5RaO4WNHG1l/H632D7Xum3E0mm36ggv+dVDksze4fw3bo QGpsMT6Jclknm/e1CxlWNaTyI4UR+K8YpHyFVY3z4TSyhsnUyBXHz8C/7KxErbBo3XTy7pCA5CT9m L3+FGnhoqI8z1yqCHnGJqes+ZBu32g6t2cyC3PJFNjA2qY38fwFaVJYZxrL/7k/DF0ZU6xmwC+ylr HKsmFMqQ==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98.2 #2 (Red Hat Linux)) id 1w0CQE-0000000Aps6-12yc; Wed, 11 Mar 2026 05:47:54 +0000 Received: from sea.source.kernel.org ([2600:3c0a:e001:78e:0:1991:8:25]) by bombadil.infradead.org with esmtps (Exim 4.98.2 #2 (Red Hat Linux)) id 1w0CQC-0000000Apr9-0WDS for ath12k@lists.infradead.org; Wed, 11 Mar 2026 05:47:53 +0000 Received: from smtp.kernel.org (transwarp.subspace.kernel.org [100.75.92.58]) by sea.source.kernel.org (Postfix) with ESMTP id 645AE41757; Wed, 11 Mar 2026 05:47:50 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 0823FC4CEF7; Wed, 11 Mar 2026 05:47:34 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1773208070; bh=vtEXOBuhUMjTZiyrtnPZqy/gdjvwakJ6MHrQOKgG2i8=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=eeACOq6zvoHImfK89PKpnKoKhq+cOkbQunVao4m97OtiMRTKtqFh5GxPIPgTjIpgy rnEXWEaYqXoVPz5ELjFYeO/OHfGGLDfvzbsGPzhxhIrkh68hW1CJRR4AMqK4s5A/36 ld6d79lXYRX/UiVqfoGxjiJVtOw0GGYKcTa1YqzSjiSiJyZy/VAFq8tCU6CqG2b/NJ SZNPygMIjEB2PBNtAIG1KJvpM2Btaw4YdDzp40appRQ5TQ/cLfng+o6eD2SfNbyA4Z Rq3gIQ30dMyREadAFPWCHwvu/KXM6SPAK0Tl7Sju6ZCSdtME89zS08zVLG6HUh3nuc aib8sP4ePsXng== Date: Wed, 11 Mar 2026 11:17:32 +0530 From: Sumit Garg To: Konrad Dybcio Cc: Jorge Ramirez , linux-arm-msm@vger.kernel.org, devicetree@vger.kernel.org, dri-devel@lists.freedesktop.org, freedreno@lists.freedesktop.org, linux-media@vger.kernel.org, netdev@vger.kernel.org, linux-wireless@vger.kernel.org, ath12k@lists.infradead.org, linux-remoteproc@vger.kernel.org, andersson@kernel.org, konradybcio@kernel.org, robh@kernel.org, krzk+dt@kernel.org, conor+dt@kernel.org, robin.clark@oss.qualcomm.com, sean@poorly.run, akhilpo@oss.qualcomm.com, lumag@kernel.org, abhinav.kumar@linux.dev, jesszhan0024@gmail.com, marijn.suijten@somainline.org, airlied@gmail.com, simona@ffwll.ch, vikash.garodia@oss.qualcomm.com, dikshita.agarwal@oss.qualcomm.com, bod@kernel.org, mchehab@kernel.org, elder@kernel.org, andrew+netdev@lunn.ch, davem@davemloft.net, edumazet@google.com, kuba@kernel.org, pabeni@redhat.com, jjohnson@kernel.org, mathieu.poirier@linaro.org, trilokkumar.soni@oss.qualcomm.com, mukesh.ojha@oss.qualcomm.com, pavan.kondeti@oss.qualcomm.com, tonyh@qti.qualcomm.com, vignesh.viswanathan@oss.qualcomm.com, srinivas.kandagatla@oss.qualcomm.com, amirreza.zarrabi@oss.qualcomm.com, jens.wiklander@linaro.org, op-tee@lists.trustedfirmware.org, apurupa@qti.qualcomm.com, skare@qti.qualcomm.com, Sumit Garg Subject: Re: [PATCH 11/14] media: qcom: Switch to generic PAS TZ APIs Message-ID: References: <20260306105027.290375-1-sumit.garg@kernel.org> <20260306105027.290375-12-sumit.garg@kernel.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20260310_224752_182692_4790F561 X-CRM114-Status: GOOD ( 13.69 ) X-BeenThere: ath12k@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "ath12k" Errors-To: ath12k-bounces+ath12k=archiver.kernel.org@lists.infradead.org On Tue, Mar 10, 2026 at 12:18:29PM +0100, Konrad Dybcio wrote: > On 3/9/26 10:12 AM, Jorge Ramirez wrote: > > On 06/03/26 16:20:24, Sumit Garg wrote: > >> From: Sumit Garg > >> > >> Switch qcom media client drivers over to generic PAS TZ APIs. Generic PAS > >> TZ service allows to support multiple TZ implementation backends like QTEE > >> based SCM PAS service, OP-TEE based PAS service and any further future TZ > >> backend service. > >> > >> Signed-off-by: Sumit Garg > >> --- > > [...] > > > are the calls to set_remote_state required? > > 0 is not the IRIS/VENUS remote processor. > > > > If it is legacy, maybe they can be phased out? > > FWIW, in msm-3.10 (yes) QCOM_SCM_SVC_BOOT/0x0a used to be called > 'TZBSP_VIDEO_SET_STATE', taking the arguments: > > args[0] = suspend->0, resume->1 > args[1] = spare=0 > > seems like sdm845/msm-4.9 still had that and so did 8250/msm-4.19 I would assume passing actual PAS ID in that spare argument shouldn't cause any issues for QTEE as it could just ignore that. Let me try to see in my testing on RB3Gen2 if it causes any ABI issues. Since with OP-TEE we would like to not deal with ABI inconsistencies. -Sumit