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Fri, 1 May 2026 13:27:08 +0000 (UTC) Authentication-Results: lists.trustedfirmware.org; dkim=pass (2048-bit key; unprotected) header.d=kernel.org header.i=@kernel.org header.a=rsa-sha256 header.s=k20201202 header.b=Ks9s1mZI; dkim-atps=neutral Received: from smtp.kernel.org (transwarp.subspace.kernel.org [100.75.92.58]) by sea.source.kernel.org (Postfix) with ESMTP id 307B6435AD; Fri, 1 May 2026 13:27:08 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id A09DDC2BCB4; Fri, 1 May 2026 13:26:53 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1777642028; bh=cecY22npZ8O09cZUaB8M0VENwxo6jF899E2WK/sGM8U=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=Ks9s1mZIkV8HxwO4Mq2+M0rNhz33rtPZ+PEpQg8O0T7agTQM/ie+qo1rwFzMc+b+A VqDH4/+JcAgC//FSDTXVNeTLY3ZnVf6ao0PPeE2eDyKLB70fqAtG1BZGKK4J4NwVYM OfaQriqJVci3Be7SKDrYFRY61OXwF0wXPYEyzsVt5ayiFhEFxMW1q5daFboq3L7XMO 64Cx2hTxZcYCLazmmG5vv2hGIZnAcTrMTjhtB+7TrKmtFgXcpfm7HFnitN26O/Gx8U JOUfHUQd9G+45ryjeV+BQBCvFltUxfgmsGCNc+KFS0VD58QfpBufJUzuhvutKP50DW 4FZ/nGOcO+OnA== Date: Fri, 1 May 2026 18:56:50 +0530 To: Mukesh Ojha Subject: Re: [PATCH v4 11/15] media: qcom: Switch to generic PAS TZ APIs Message-ID: References: <20260427095603.1157963-1-sumit.garg@kernel.org> <20260427095603.1157963-12-sumit.garg@kernel.org> <20260428193714.sg5n3tntww2nuquu@hu-mojha-hyd.qualcomm.com> MIME-Version: 1.0 Content-Type: text/plain; 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RCVD_COUNT_TWO(0.00)[2]; FROM_EQ_ENVFROM(0.00)[]; ALIAS_RESOLVED(0.00)[]; FROM_HAS_DN(0.00)[]; NEURAL_HAM(-0.00)[-1.000]; DKIM_TRACE(0.00)[kernel.org:+] X-Rspamd-Server: lists.trustedfirmware.org X-Rspamd-Queue-Id: DE9F6436CA X-Spamd-Bar: --- Message-ID-Hash: ZF347JPZLBALKRFO2YACX2NA6UDFFWKM X-Message-ID-Hash: ZF347JPZLBALKRFO2YACX2NA6UDFFWKM X-MailFrom: sumit.garg@kernel.org X-Mailman-Rule-Misses: dmarc-mitigation; no-senders; approved; emergency; loop; banned-address; member-moderation; header-match-op-tee.lists.trustedfirmware.org-0; nonmember-moderation; administrivia; implicit-dest; max-recipients; max-size; news-moderation; no-subject; digests; suspicious-header CC: andersson@kernel.org, konradybcio@kernel.org, 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, 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, pavan.kondeti@oss.qualcomm.com, jorge.ramirez@oss.qualcomm.com, tonyh@qti.qualcomm.com, vignesh.viswanat han@oss.qualcomm.com, srinivas.kandagatla@oss.qualcomm.com, amirreza.zarrabi@oss.qualcomm.com, op-tee@lists.trustedfirmware.org, apurupa@qti.qualcomm.com, skare@qti.qualcomm.com, linux-kernel@vger.kernel.org, Sumit Garg X-Mailman-Version: 3.3.5 Precedence: list List-Id: Archived-At: List-Archive: List-Help: List-Owner: List-Post: List-Subscribe: List-Unsubscribe: From: Sumit Garg via OP-TEE Reply-To: Sumit Garg On Wed, Apr 29, 2026 at 01:07:14AM +0530, Mukesh Ojha wrote: > On Mon, Apr 27, 2026 at 03:25:59PM +0530, 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. > > > > Along with that pass proper PAS ID to set_remote_state API. As per testing > > the SCM backend just ignores it while OP-TEE makes use of it to for proper > > book keeping purpose. > > When we use 'Along with' or 'while at it', patch is doing two things and > not one. Okay, I will split this into 2. > > > > > Signed-off-by: Sumit Garg > > --- > > drivers/media/platform/qcom/iris/Kconfig | 25 ++++++++++--------- > > .../media/platform/qcom/iris/iris_firmware.c | 9 ++++--- > > drivers/media/platform/qcom/venus/Kconfig | 1 + > > drivers/media/platform/qcom/venus/firmware.c | 11 ++++---- > > 4 files changed, 25 insertions(+), 21 deletions(-) > > > > diff --git a/drivers/media/platform/qcom/iris/Kconfig b/drivers/media/platform/qcom/iris/Kconfig > > index 3c803a05305a..f54b759c18aa 100644 > > --- a/drivers/media/platform/qcom/iris/Kconfig > > +++ b/drivers/media/platform/qcom/iris/Kconfig > > @@ -1,13 +1,14 @@ > > config VIDEO_QCOM_IRIS > > - tristate "Qualcomm iris V4L2 decoder driver" > > - depends on VIDEO_DEV > > - depends on ARCH_QCOM || COMPILE_TEST > > - select V4L2_MEM2MEM_DEV > > - select QCOM_MDT_LOADER if ARCH_QCOM > > - select QCOM_SCM > > - select VIDEOBUF2_DMA_CONTIG > > - help > > - This is a V4L2 driver for Qualcomm iris video accelerator > > - hardware. It accelerates decoding operations on various > > - Qualcomm SoCs. > > - To compile this driver as a module choose m here. > > + tristate "Qualcomm iris V4L2 decoder driver" > > + depends on VIDEO_DEV > > + depends on ARCH_QCOM || COMPILE_TEST > > + select V4L2_MEM2MEM_DEV > > + select QCOM_MDT_LOADER if ARCH_QCOM > > + select QCOM_SCM > > + select QCOM_PAS > > + select VIDEOBUF2_DMA_CONTIG > > + help > > + This is a V4L2 driver for Qualcomm iris video accelerator > > + hardware. It accelerates decoding operations on various > > + Qualcomm SoCs. > > + To compile this driver as a module choose m here. > > Here, Space replaced by Tabs just for one line.., should be fine. Yeah, spaces aren't meant here. > > > > diff --git a/drivers/media/platform/qcom/iris/iris_firmware.c b/drivers/media/platform/qcom/iris/iris_firmware.c > > index 5f408024e967..856fa6a79064 100644 > > --- a/drivers/media/platform/qcom/iris/iris_firmware.c > > +++ b/drivers/media/platform/qcom/iris/iris_firmware.c > > @@ -4,6 +4,7 @@ > > */ > > > > #include > > +#include > > #include > > #include > > #include > > @@ -79,7 +80,7 @@ int iris_fw_load(struct iris_core *core) > > return -ENOMEM; > > } > > > > - ret = qcom_scm_pas_auth_and_reset(core->iris_platform_data->pas_id); > > + ret = qcom_pas_auth_and_reset(core->iris_platform_data->pas_id); > > if (ret) { > > dev_err(core->dev, "auth and reset failed: %d\n", ret); > > return ret; > > @@ -93,7 +94,7 @@ int iris_fw_load(struct iris_core *core) > > cp_config->cp_nonpixel_size); > > if (ret) { > > dev_err(core->dev, "qcom_scm_mem_protect_video_var failed: %d\n", ret); > > - qcom_scm_pas_shutdown(core->iris_platform_data->pas_id); > > + qcom_pas_shutdown(core->iris_platform_data->pas_id); > > return ret; > > } > > } > > @@ -103,10 +104,10 @@ int iris_fw_load(struct iris_core *core) > > > > int iris_fw_unload(struct iris_core *core) > > { > > - return qcom_scm_pas_shutdown(core->iris_platform_data->pas_id); > > + return qcom_pas_shutdown(core->iris_platform_data->pas_id); > > } > > > > int iris_set_hw_state(struct iris_core *core, bool resume) > > { > > - return qcom_scm_set_remote_state(resume, 0); > > + return qcom_pas_set_remote_state(resume, core->irisi_platform_data->pas_id); > > > Should be a separate change for qcom_pas_set_remote_state() > > > } > > diff --git a/drivers/media/platform/qcom/venus/Kconfig b/drivers/media/platform/qcom/venus/Kconfig > > index ffb731ecd48c..574172724e8f 100644 > > --- a/drivers/media/platform/qcom/venus/Kconfig > > +++ b/drivers/media/platform/qcom/venus/Kconfig > > @@ -6,6 +6,7 @@ config VIDEO_QCOM_VENUS > > select OF_DYNAMIC if ARCH_QCOM > > select QCOM_MDT_LOADER if ARCH_QCOM > > select QCOM_SCM > > + select QCOM_PAS > > select VIDEOBUF2_DMA_CONTIG > > select V4L2_MEM2MEM_DEV > > help > > diff --git a/drivers/media/platform/qcom/venus/firmware.c b/drivers/media/platform/qcom/venus/firmware.c > > index 1de7436713ed..3c0727ea137d 100644 > > --- a/drivers/media/platform/qcom/venus/firmware.c > > +++ b/drivers/media/platform/qcom/venus/firmware.c > > @@ -12,6 +12,7 @@ > > #include > > #include > > #include > > +#include > > #include > > #include > > #include > > @@ -58,7 +59,7 @@ int venus_set_hw_state(struct venus_core *core, bool resume) > > int ret; > > > > if (core->use_tz) { > > - ret = qcom_scm_set_remote_state(resume, 0); > > + ret = qcom_pas_set_remote_state(resume, VENUS_PAS_ID); > > This too.. > > > if (resume && ret == -EINVAL) > > ret = 0; > > return ret; > > @@ -218,7 +219,7 @@ int venus_boot(struct venus_core *core) > > int ret; > > > > if (!IS_ENABLED(CONFIG_QCOM_MDT_LOADER) || > > - (core->use_tz && !qcom_scm_is_available())) > > + (core->use_tz && !qcom_pas_is_available())) > > return -EPROBE_DEFER; > > > > ret = of_property_read_string_index(dev->of_node, "firmware-name", 0, > > @@ -236,7 +237,7 @@ int venus_boot(struct venus_core *core) > > core->fw.mem_phys = mem_phys; > > > > if (core->use_tz) > > - ret = qcom_scm_pas_auth_and_reset(VENUS_PAS_ID); > > + ret = qcom_pas_auth_and_reset(VENUS_PAS_ID); > > else > > ret = venus_boot_no_tz(core, mem_phys, mem_size); > > > > @@ -259,7 +260,7 @@ int venus_boot(struct venus_core *core) > > res->cp_nonpixel_start, > > res->cp_nonpixel_size); > > if (ret) { > > - qcom_scm_pas_shutdown(VENUS_PAS_ID); > > + qcom_pas_shutdown(VENUS_PAS_ID); > > dev_err(dev, "set virtual address ranges fail (%d)\n", > > ret); > > return ret; > > @@ -274,7 +275,7 @@ int venus_shutdown(struct venus_core *core) > > int ret; > > > > if (core->use_tz) > > - ret = qcom_scm_pas_shutdown(VENUS_PAS_ID); > > + ret = qcom_pas_shutdown(VENUS_PAS_ID); > > else > > ret = venus_shutdown_no_tz(core); > > > > -- > > 2.51.0 > > with above change > > Reviewed-by: Mukesh Ojha > Thanks. -Sumit