From patchwork Mon Oct 9 15:34:21 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Bartosz Golaszewski X-Patchwork-Id: 13413910 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 5A3ECE95A96 for ; Mon, 9 Oct 2023 15:35:29 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1377620AbjJIPfZ (ORCPT ); Mon, 9 Oct 2023 11:35:25 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:36200 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1377655AbjJIPfE (ORCPT ); Mon, 9 Oct 2023 11:35:04 -0400 Received: from mail-wr1-x435.google.com (mail-wr1-x435.google.com [IPv6:2a00:1450:4864:20::435]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id E4F2C101 for ; Mon, 9 Oct 2023 08:34:52 -0700 (PDT) Received: by mail-wr1-x435.google.com with SMTP id ffacd0b85a97d-3231df054c4so4362588f8f.0 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=gwu+qFW2v3Y4xL98r7Fgkk7evxOhtoye/snO7YIv6x6jB6TEIfsCGdHgxenxPiMdW+ hhT5MkC3VfEH6e7J4nyNB6W12ir/e9U8IckIx/grF6mMnVhp39F+HjDQMdn893H9cOX/ UOtuiHsFggrM95SNddgDC/xZAM+a+gbMptperT7Isl/Ty+XK2QIJ5vfd8BOICmOf0JYS +zcEl3sCZ/CiS3UzRQfIAfUfMp4wpLtrK5khw5tdNVP6NMF4pYieT4Q2iyBnYuDaYaPi v3oBQElYNb8R+ylc7oTKeC+w9m4tRWK2CvZ6OG4Ms/p3GEtQYxovTq7GOKZP7zdP435n bZjQ== X-Gm-Message-State: AOJu0YwwUIKAM7t6gW2MWhHOYVBzSHCZDlhV0WEGsZK4hmsium+vQaYW Cf+iNoaVuNSrbA4qMmsERa281g== 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 Precedence: bulk List-ID: X-Mailing-List: linux-arm-msm@vger.kernel.org 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 = 5 * sizeof(u32); struct qcom_scm_desc desc = { @@ -1356,7 +1354,9 @@ int qcom_scm_lmh_dcvsh(u32 payload_fn, u32 payload_reg, u32 payload_val, .owner = ARM_SMCCC_OWNER_SIP, }; - payload_buf = dma_alloc_coherent(__scm->dev, payload_size, &payload_phys, GFP_KERNEL); + u32 *payload_buf __free(qcom_tzmem) = qcom_tzmem_alloc(__scm->mempool, + payload_size, + GFP_KERNEL); if (!payload_buf) return -ENOMEM; @@ -1366,11 +1366,10 @@ int qcom_scm_lmh_dcvsh(u32 payload_fn, u32 payload_reg, u32 payload_val, payload_buf[3] = 1; payload_buf[4] = payload_val; - desc.args[0] = payload_phys; + desc.args[0] = qcom_tzmem_to_phys(payload_buf); ret = qcom_scm_call(__scm->dev, &desc, NULL); - dma_free_coherent(__scm->dev, payload_size, payload_buf, payload_phys); return ret; } EXPORT_SYMBOL_GPL(qcom_scm_lmh_dcvsh);