From nobody Fri Jan 2 20:49:39 2026 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 F288BE95A91 for ; Mon, 9 Oct 2023 15:35:38 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1377692AbjJIPfg (ORCPT ); Mon, 9 Oct 2023 11:35:36 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:41934 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1377672AbjJIPfE (ORCPT ); Mon, 9 Oct 2023 11:35:04 -0400 Received: from mail-wr1-x42b.google.com (mail-wr1-x42b.google.com [IPv6:2a00:1450:4864:20::42b]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id E0D35100 for ; Mon, 9 Oct 2023 08:34:52 -0700 (PDT) Received: by mail-wr1-x42b.google.com with SMTP id ffacd0b85a97d-3231df68584so4355849f8f.1 for ; Mon, 09 Oct 2023 08:34:52 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=bgdev-pl.20230601.gappssmtp.com; s=20230601; t=1696865691; x=1697470491; 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=VbTZKQqdpJrILRniIPDrMxLXgf0p/DyB9D6pPMY/qic=; b=KJ3dKPSYGlF5YXQvSCsKFnLtazljwjTv4z3Im9+iMKPq4tMMALPgm+N03DzJan/xLI ARUXXAynf2XM1E04MGNYUPEMoZoksuEhholJZFK/OPv4g09wOVIAkzZOkybSOyZlMbKg Y/jQ0cDGvIiykedS4H7iG0Z/0KjW1tSH4JbgPjkGKplULmQ2c7DRkNqxCPfbPbAL2Esm WxIUZn5dEMrtA7H3snvyUIvaLbwmjK6Ub7/sWljlP3zbFbmHA6phESKaowpMzHUSl7oz 3wwbYFvaeJlA32SIKH/RqieGBNgLxydzkgAAp6FTmq/U1i8/1icF9AWmWHjvBUJzWUYv CE0A== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1696865691; x=1697470491; 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=VbTZKQqdpJrILRniIPDrMxLXgf0p/DyB9D6pPMY/qic=; b=KSmZjbT1i5f9/hKnNP/EXbjlB+GziTVxvxRBqEWEWHohhrGlC6BaEMJpBpcIqz0+s0 CAjaX1jv0pGPrHvFMnK1CsisYwS2hm6Pc0y/cAObykZvBegDnrBs9IB0RpVba7V+nZGB 5KpCKTShirhg2D5hJaEIvPY5q1ssscyzVtwOxqttJmAtB/ds590GCQjX3ZMFvRmT0mBp SwelHapCJWFBHxbtDoLyZX+A82pcu6JRxqPZbjRMOWcd9DpmpXV9VqD9KfoEka+I2J+J LSB6w80n3xOxkNu7BRQesdAHlL+VLv9LAhxEztw7RbpOwqpG5zzP88fMxVsPpo/OSikz lwWQ== X-Gm-Message-State: AOJu0YywASLwTGeLEegecQ+8r7cJgLHbRZPpbhC9e2wgqJlCw8D4uVF7 DV1QdWvLvNJj5mYXAYEQkfifOQ== X-Google-Smtp-Source: AGHT+IGQF2q6zQswu+XOUXPGnGNpbRCfcHwX//5E5r9lPC5kW2bwvkYXF5J2WzPCCp+4tjNW7qT8Jw== X-Received: by 2002:a5d:54cf:0:b0:31f:9838:dfc4 with SMTP id x15-20020a5d54cf000000b0031f9838dfc4mr13054433wrv.33.1696865690821; Mon, 09 Oct 2023 08:34:50 -0700 (PDT) Received: from brgl-uxlite.home ([2a01:cb1d:334:ac00:f20d:2959:7545:e99f]) by smtp.gmail.com with ESMTPSA id b3-20020adff243000000b0031431fb40fasm10016521wrp.89.2023.10.09.08.34.49 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 09 Oct 2023 08:34:50 -0700 (PDT) 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: [PATCH v3 09/15] firmware: qcom: scm: make qcom_scm_lmh_dcvsh() use the TZ allocator Date: Mon, 9 Oct 2023 17:34:21 +0200 Message-Id: <20231009153427.20951-10-brgl@bgdev.pl> X-Mailer: git-send-email 2.39.2 In-Reply-To: <20231009153427.20951-1-brgl@bgdev.pl> References: <20231009153427.20951-1-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 --- 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 2.39.2