From nobody Thu Dec 18 18:03:47 2025 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 7F949C54E76 for ; Mon, 20 Nov 2023 13:21:48 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232558AbjKTNVt (ORCPT ); Mon, 20 Nov 2023 08:21:49 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:34300 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232369AbjKTNVg (ORCPT ); Mon, 20 Nov 2023 08:21:36 -0500 Received: from mail-lj1-x231.google.com (mail-lj1-x231.google.com [IPv6:2a00:1450:4864:20::231]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 11EBA129 for ; Mon, 20 Nov 2023 05:21:32 -0800 (PST) Received: by mail-lj1-x231.google.com with SMTP id 38308e7fff4ca-2c5071165d5so54159071fa.0 for ; Mon, 20 Nov 2023 05:21:31 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=bgdev-pl.20230601.gappssmtp.com; s=20230601; t=1700486490; x=1701091290; darn=vger.kernel.org; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=eVNRTBYkQ35refPua6fnWM3rCBTplvWDVxVAY6Q7+Wo=; b=06ENAWdGBeAnHR+lsgGj3XxK1mVXckIWesjfGY03ucUnLrKvBVCmCXeUj03l5U6Bsr 2wrMSsw3b6YS28rOb8dtzwWyU0G5wk3pTEnHNEa4C4bdvUa01vw9VuiVMMPWu3NiUYdk JRgtARoc/sQySnlRXNVJ+icaCx3v5btjtWnnlhCx/48PXElyKNTqWuT0ruYE+YdK86ns woEV9DNr+n5jgSDunn847w3QFWDnBF+s7ngYAEh4BROGviCkN26SEVJSRpdACoi/sLY6 R4PSQ1YFqcYL3u/4MfFF8SUmL96lnKlp9Jdjt/4ZPa+WC1kUQLyOUWHgObcFEERe8iWl zXRQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1700486490; x=1701091290; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=eVNRTBYkQ35refPua6fnWM3rCBTplvWDVxVAY6Q7+Wo=; b=h5LhxhBu0Q0sbjsmRbDjQ9JdNO5XIzuTK/0GRhIW4ArhAhVmAYd5X8dciEe0PDQY3I ccb71OPWSc08W1y37BWvbi3mT+GcySaTnC+wcZca0qMV7TFqOUDD9Kaus0hVMYL09CRa e9QwyRfxTKiBfX7Qk3SywqQbGtF7OmpotwO7jNM32ALvT3IGBdu6gtafTdiTrF6FftGK viRnCEuqC7x3o/7CWi0rfSUbyQldgTOJ0zPAueJtoaMSGxATEkUSffwVl+y/oq6KzwCB 2qUz4XZzM8QbXFnSvlmU8qobW321Uz9qgXiN4+Tg5oxgPu6wF7GFCxZMTHLFwKbqfE93 KsyQ== X-Gm-Message-State: AOJu0YyTOU7Cn2g+u7FiGb0AhCfpUxzl4y2woafquj6ohH4/IQpMXCqc Yn7gf+/PKGrp2ABj378iDQ50Mg== X-Google-Smtp-Source: AGHT+IGZVi5PIyt/naysMy/l3CCxHilzq5RzodgjAfHGRQrkpAQX3VzFLsaHZFvcAI1N+W9PdBBvUg== X-Received: by 2002:a2e:5314:0:b0:2c2:8efd:a52b with SMTP id h20-20020a2e5314000000b002c28efda52bmr4357960ljb.36.1700486490289; Mon, 20 Nov 2023 05:21:30 -0800 (PST) Received: from brgl-uxlite.home ([2a01:cb1d:334:ac00:c590:a7ce:883:eba3]) by smtp.gmail.com with ESMTPSA id k18-20020a05600c0b5200b004065e235417sm17329192wmr.21.2023.11.20.05.21.29 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 20 Nov 2023 05:21:29 -0800 (PST) From: Bartosz Golaszewski To: Andy Gross , Bjorn Andersson , Konrad Dybcio , Elliot Berman , Krzysztof Kozlowski , Guru Das Srinagesh , Andrew Halaney , Maximilian Luz , Alex Elder , Srini Kandagatla Cc: linux-arm-msm@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, kernel@quicinc.com, Bartosz Golaszewski Subject: [RESEND PATCH v5 06/12] firmware: qcom: scm: make qcom_scm_lmh_dcvsh() use the TZ allocator Date: Mon, 20 Nov 2023 14:21:12 +0100 Message-Id: <20231120132118.30473-7-brgl@bgdev.pl> X-Mailer: git-send-email 2.40.1 In-Reply-To: <20231120132118.30473-1-brgl@bgdev.pl> References: <20231120132118.30473-1-brgl@bgdev.pl> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Type: text/plain; charset="utf-8" From: Bartosz Golaszewski Let's use the new TZ memory allocator to obtain a buffer for this call instead of using dma_alloc_coherent(). Signed-off-by: Bartosz Golaszewski Reviewed-by: Andrew Halaney Tested-by: Andrew Halaney # sc8280xp-lenovo-thinkpad-= x13s --- drivers/firmware/qcom/qcom_scm.c | 9 ++++----- 1 file changed, 4 insertions(+), 5 deletions(-) diff --git a/drivers/firmware/qcom/qcom_scm.c b/drivers/firmware/qcom/qcom_= scm.c index 31071a714cf1..11638daa2fe5 100644 --- a/drivers/firmware/qcom/qcom_scm.c +++ b/drivers/firmware/qcom/qcom_scm.c @@ -1340,8 +1340,6 @@ EXPORT_SYMBOL_GPL(qcom_scm_lmh_profile_change); int qcom_scm_lmh_dcvsh(u32 payload_fn, u32 payload_reg, u32 payload_val, u64 limit_node, u32 node_id, u64 version) { - dma_addr_t payload_phys; - u32 *payload_buf; int ret, payload_size =3D 5 * sizeof(u32); =20 struct qcom_scm_desc desc =3D { @@ -1356,7 +1354,9 @@ int qcom_scm_lmh_dcvsh(u32 payload_fn, u32 payload_re= g, u32 payload_val, .owner =3D ARM_SMCCC_OWNER_SIP, }; =20 - payload_buf =3D dma_alloc_coherent(__scm->dev, payload_size, &payload_phy= s, GFP_KERNEL); + u32 *payload_buf __free(qcom_tzmem) =3D qcom_tzmem_alloc(__scm->mempool, + payload_size, + GFP_KERNEL); if (!payload_buf) return -ENOMEM; =20 @@ -1366,11 +1366,10 @@ int qcom_scm_lmh_dcvsh(u32 payload_fn, u32 payload_= reg, u32 payload_val, payload_buf[3] =3D 1; payload_buf[4] =3D payload_val; =20 - desc.args[0] =3D payload_phys; + desc.args[0] =3D qcom_tzmem_to_phys(payload_buf); =20 ret =3D qcom_scm_call(__scm->dev, &desc, NULL); =20 - dma_free_coherent(__scm->dev, payload_size, payload_buf, payload_phys); return ret; } EXPORT_SYMBOL_GPL(qcom_scm_lmh_dcvsh); --=20 2.40.1