From nobody Sun Sep 22 09:35:51 2024 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 7BCF8C43217 for ; Thu, 17 Feb 2022 11:39:15 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S240043AbiBQLj2 (ORCPT ); Thu, 17 Feb 2022 06:39:28 -0500 Received: from mxb-00190b01.gslb.pphosted.com ([23.128.96.19]:50062 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S240066AbiBQLjQ (ORCPT ); Thu, 17 Feb 2022 06:39:16 -0500 Received: from mailgw01.mediatek.com (unknown [60.244.123.138]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id B8D162AEDAE; Thu, 17 Feb 2022 03:38:55 -0800 (PST) X-UUID: 41de23469d6748b19f3f012279ed96e8-20220217 X-UUID: 41de23469d6748b19f3f012279ed96e8-20220217 Received: from mtkmbs10n1.mediatek.inc [(172.21.101.34)] by mailgw01.mediatek.com (envelope-from ) (Generic MTA with TLSv1.2 ECDHE-RSA-AES256-GCM-SHA384 256/256) with ESMTP id 1642652840; Thu, 17 Feb 2022 19:38:52 +0800 Received: from mtkcas11.mediatek.inc (172.21.101.40) by mtkmbs10n1.mediatek.inc (172.21.101.34) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA384) id 15.2.792.15; Thu, 17 Feb 2022 19:38:50 +0800 Received: from localhost.localdomain (10.17.3.154) by mtkcas11.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1497.2 via Frontend Transport; Thu, 17 Feb 2022 19:38:49 +0800 From: Yong Wu To: Joerg Roedel , Rob Herring , "Matthias Brugger" , Will Deacon CC: Robin Murphy , Krzysztof Kozlowski , Tomasz Figa , , , , , , , Hsin-Yi Wang , , , , , , "AngeloGioacchino Del Regno" , , , , Subject: [PATCH v5 24/34] iommu/mediatek: Just move code position in hw_init Date: Thu, 17 Feb 2022 19:34:43 +0800 Message-ID: <20220217113453.13658-25-yong.wu@mediatek.com> X-Mailer: git-send-email 2.18.0 In-Reply-To: <20220217113453.13658-1-yong.wu@mediatek.com> References: <20220217113453.13658-1-yong.wu@mediatek.com> MIME-Version: 1.0 X-MTK: N Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" No functional change too, prepare for mt8195 IOMMU support bank functions. Some global control settings are in bank0 while the other banks have their bank independent setting. Here only move the global control settings and the independent registers together. Signed-off-by: Yong Wu Reviewed-by: AngeloGioacchino Del Regno --- drivers/iommu/mtk_iommu.c | 48 +++++++++++++++++++-------------------- 1 file changed, 24 insertions(+), 24 deletions(-) diff --git a/drivers/iommu/mtk_iommu.c b/drivers/iommu/mtk_iommu.c index c068e0c0ebf4..efba08774c52 100644 --- a/drivers/iommu/mtk_iommu.c +++ b/drivers/iommu/mtk_iommu.c @@ -801,30 +801,6 @@ static int mtk_iommu_hw_init(const struct mtk_iommu_da= ta *data) } writel_relaxed(regval, data->base + REG_MMU_CTRL_REG); =20 - regval =3D F_L2_MULIT_HIT_EN | - F_TABLE_WALK_FAULT_INT_EN | - F_PREETCH_FIFO_OVERFLOW_INT_EN | - F_MISS_FIFO_OVERFLOW_INT_EN | - F_PREFETCH_FIFO_ERR_INT_EN | - F_MISS_FIFO_ERR_INT_EN; - writel_relaxed(regval, data->base + REG_MMU_INT_CONTROL0); - - regval =3D F_INT_TRANSLATION_FAULT | - F_INT_MAIN_MULTI_HIT_FAULT | - F_INT_INVALID_PA_FAULT | - F_INT_ENTRY_REPLACEMENT_FAULT | - F_INT_TLB_MISS_FAULT | - F_INT_MISS_TRANSACTION_FIFO_FAULT | - F_INT_PRETETCH_TRANSATION_FIFO_FAULT; - writel_relaxed(regval, data->base + REG_MMU_INT_MAIN_CONTROL); - - if (MTK_IOMMU_HAS_FLAG(data->plat_data, HAS_LEGACY_IVRP_PADDR)) - regval =3D (data->protect_base >> 1) | (data->enable_4GB << 31); - else - regval =3D lower_32_bits(data->protect_base) | - upper_32_bits(data->protect_base); - writel_relaxed(regval, data->base + REG_MMU_IVRP_PADDR); - if (data->enable_4GB && MTK_IOMMU_HAS_FLAG(data->plat_data, HAS_VLD_PA_RNG)) { /* @@ -858,6 +834,30 @@ static int mtk_iommu_hw_init(const struct mtk_iommu_da= ta *data) } writel_relaxed(regval, data->base + REG_MMU_MISC_CTRL); =20 + regval =3D F_L2_MULIT_HIT_EN | + F_TABLE_WALK_FAULT_INT_EN | + F_PREETCH_FIFO_OVERFLOW_INT_EN | + F_MISS_FIFO_OVERFLOW_INT_EN | + F_PREFETCH_FIFO_ERR_INT_EN | + F_MISS_FIFO_ERR_INT_EN; + writel_relaxed(regval, data->base + REG_MMU_INT_CONTROL0); + + regval =3D F_INT_TRANSLATION_FAULT | + F_INT_MAIN_MULTI_HIT_FAULT | + F_INT_INVALID_PA_FAULT | + F_INT_ENTRY_REPLACEMENT_FAULT | + F_INT_TLB_MISS_FAULT | + F_INT_MISS_TRANSACTION_FIFO_FAULT | + F_INT_PRETETCH_TRANSATION_FIFO_FAULT; + writel_relaxed(regval, data->base + REG_MMU_INT_MAIN_CONTROL); + + if (MTK_IOMMU_HAS_FLAG(data->plat_data, HAS_LEGACY_IVRP_PADDR)) + regval =3D (data->protect_base >> 1) | (data->enable_4GB << 31); + else + regval =3D lower_32_bits(data->protect_base) | + upper_32_bits(data->protect_base); + writel_relaxed(regval, data->base + REG_MMU_IVRP_PADDR); + if (devm_request_irq(data->dev, data->irq, mtk_iommu_isr, 0, dev_name(data->dev), (void *)data)) { writel_relaxed(0, data->base + REG_MMU_PT_BASE_ADDR); --=20 2.18.0