From mboxrd@z Thu Jan 1 00:00:00 1970 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 bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 5F8EACAC5A7 for ; Sat, 20 Sep 2025 20:39:09 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-ID:Date:Subject:Cc:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=/VyC64CH2A9MI0gIAd1r/oBoAi9YSsWU3K1h52mjJ9g=; b=fCpvqogERx7Ve2 02jzBG/2/FE48APsLngkMGmXgankvibBnGO8mvSf1Nxpp3CoyxJmVB8cuyrhqniSvwk8KLFus9y5m KgMiS8OdyLIusxZl/9GOBYsWDVJMdyPm01J2f/rKh2c6duTK24++5/gQaOSEMEVQixLARaop7pZEd Osw54/03ubA/sH5GEHlchEVXaLRvudWDCzjSF7Nrpf5JEalM3epGXdfVUmhy9MPKC4BKvETp3H9Oa /0QRy7jjGAOsVAllCmA1XwAtT1Rk+kFIH5PWy7AUv6vrbENJ+T6wx39uaVO7YLYvv2Iasrsf+2mT7 +eDjwenUI6k52rUmByiw==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98.2 #2 (Red Hat Linux)) id 1v04MP-00000005tWb-0NjM; Sat, 20 Sep 2025 20:39:09 +0000 Received: from mail-io1-xd31.google.com ([2607:f8b0:4864:20::d31]) by bombadil.infradead.org with esmtps (Exim 4.98.2 #2 (Red Hat Linux)) id 1v04ML-00000005tQH-1jMd for kvm-riscv@lists.infradead.org; Sat, 20 Sep 2025 20:39:06 +0000 Received: by mail-io1-xd31.google.com with SMTP id ca18e2360f4ac-88432e29adcso101587739f.2 for ; Sat, 20 Sep 2025 13:39:05 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ventanamicro.com; s=google; t=1758400744; x=1759005544; darn=lists.infradead.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=jyclL1XhlEcYsrqgE10jIhLpC+mtwJUT0A78Decqu/E=; b=DYJvsgG7ULNIrNbWQrKSI3BMU5hl67ep30JQ6jBhstCnDZHYaO9/Y8+4f1wldSdbJT z/unSz8oSkVkHwOvkXNdtJ9h4VtVQTT3UNAkpPuGTC0yCGyk1yXgGkPMvepGIyO3etXF zTNL6XaUfXh/x5a6t7W16nYUu/JHpeuGKYKaw9OC73Ztl+1qbNjkWHfiPDjkfed9KLVV AuaQuM4oQkiKoTXtvtoNHrmOfM9QIYrcF+JUlxgRTpcyDASDHwTGEeKJQ0B0MDw7Irth IRC2Oi7MLlVFgXO/2aneIX61MIOVIBJZulmIPb4tdvW3E2bFUo0ivI3GQ+400qojaDNF OU/w== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1758400744; x=1759005544; 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=jyclL1XhlEcYsrqgE10jIhLpC+mtwJUT0A78Decqu/E=; b=VBeZLniTxhpyGbthY5byS7d0pyUyMBhzKC1HKiZ1YHGDnPjNUGLGVIuaRwyCZlrr6U mVkks9wjDA1LZPziCDS3SRBSD7gi31t7JT1qOf2lg+EIEMTjn4vEOVhE1wIvvM6YnuDI YN22bWhLpYFeX3jqgIBP57P2wUBYn4dEam72Pet5npb6ZskrvNZ7jaWBeEyz7ktXor1m BXZSIDmxwZ1SDxcO6opo1Px1vbTPwpxBEbSrAurDx5+WFyK2pvRvQZH3aHfhiKTUN2a/ DzibKU+VKafgEX5Y8j208G1m4Nkv1i0cQYbq8dufm8vZT3Au5mKjpxJcxZXlmGTGRFtr a7nw== X-Forwarded-Encrypted: i=1; AJvYcCWpJWdRKlL+ph/ZVXP/cCxaZlAvimkkwzfISO5sN3sNPL1+B9l9ix/leFo9BKirxp2pbWRLIT8h5fU=@lists.infradead.org X-Gm-Message-State: AOJu0YwYEwyqGADw2PfAxUXhmnd6hojieWta0ugYgE1ipGNjExa2y7R4 Af/QEonX0Qny4fdW5Fv0AOiqidt+pZ8/dShCGhwa0Ije9bR69YdZChhfBasM64TK6h4= X-Gm-Gg: ASbGncvu839qPGg7sosdAkKCV14fBj9G9XNIQd8PVQnWHPR/ItN1pSBLfroWZ0HxQwZ 4TMA02JN9TeZ55NRDCIt3X4nX518zqEU8iWshNSWf3eDRtZRTm1mJellKHcPiChLygcWkDjT4c5 +9QH56ZpXW9q2/IBUb+7BVfF8xludC42Dn3rP3wWDso3a+tda9DON4tGh5T0vmLI6FsYlG1EFuG b2M7qOdxeGxMvLCaaVNXeRFZNKyOLNePD+G00itfKxXe37yOs5t8q7USKzleV7XfOqNVOjLHrMD 1MO4mRYFOYeBrFNQJZLGhNyOLU/sYZzk6XRZ46njIsZHjmbU5bDLZfi76S+JIBjp1/nNs1i+Opq XCL3Bt00Dt9ehTYV1fTkqnb0J X-Google-Smtp-Source: AGHT+IG40gGHsXsi5eSQylQi3Zsm0ULLvlAN1CN/2lldqNCL8Ji0Ye7gijLwVVX5LjTNRaDqmRWawQ== X-Received: by 2002:a05:6602:6d04:b0:887:788c:d345 with SMTP id ca18e2360f4ac-8addc8a1170mr1309874539f.12.1758400744491; Sat, 20 Sep 2025 13:39:04 -0700 (PDT) Received: from localhost ([140.82.166.162]) by smtp.gmail.com with ESMTPSA id ca18e2360f4ac-8a46b2f3405sm304724039f.1.2025.09.20.13.39.03 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sat, 20 Sep 2025 13:39:04 -0700 (PDT) From: Andrew Jones To: iommu@lists.linux.dev, kvm-riscv@lists.infradead.org, kvm@vger.kernel.org, linux-riscv@lists.infradead.org, linux-kernel@vger.kernel.org Cc: jgg@nvidia.com, zong.li@sifive.com, tjeznach@rivosinc.com, joro@8bytes.org, will@kernel.org, robin.murphy@arm.com, anup@brainfault.org, atish.patra@linux.dev, tglx@linutronix.de, alex.williamson@redhat.com, paul.walmsley@sifive.com, palmer@dabbelt.com, alex@ghiti.fr Subject: [RFC PATCH v2 09/18] iommu/dma: enable IOMMU_DMA for RISC-V Date: Sat, 20 Sep 2025 15:38:59 -0500 Message-ID: <20250920203851.2205115-29-ajones@ventanamicro.com> X-Mailer: git-send-email 2.49.0 In-Reply-To: <20250920203851.2205115-20-ajones@ventanamicro.com> References: <20250920203851.2205115-20-ajones@ventanamicro.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20250920_133905_476862_68B211BF X-CRM114-Status: UNSURE ( 9.71 ) X-CRM114-Notice: Please train this message. X-BeenThere: kvm-riscv@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "kvm-riscv" Errors-To: kvm-riscv-bounces+kvm-riscv=archiver.kernel.org@lists.infradead.org From: Tomasz Jeznach With iommu/riscv driver available we can enable IOMMU_DMA support for RISC-V architecture. Signed-off-by: Tomasz Jeznach Signed-off-by: Andrew Jones --- drivers/iommu/Kconfig | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/iommu/Kconfig b/drivers/iommu/Kconfig index 70d29b14d851..9d8c90690275 100644 --- a/drivers/iommu/Kconfig +++ b/drivers/iommu/Kconfig @@ -150,7 +150,7 @@ config OF_IOMMU # IOMMU-agnostic DMA-mapping layer config IOMMU_DMA - def_bool ARM64 || X86 || S390 + def_bool ARM64 || X86 || S390 || RISCV select DMA_OPS_HELPERS select IOMMU_API select IOMMU_IOVA -- 2.49.0 -- kvm-riscv mailing list kvm-riscv@lists.infradead.org http://lists.infradead.org/mailman/listinfo/kvm-riscv From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-io1-f45.google.com (mail-io1-f45.google.com [209.85.166.45]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 5005E2DE71E for ; Sat, 20 Sep 2025 20:39:05 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.166.45 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1758400747; cv=none; b=MVxFwzKM8tK1b8BZK/h6HMR7RzdzvqkwGDAjcOc6PAnNS3K2/HXbFnga4WKdVUN3c5dUJhsXU64LsrUuPKK8wOnRHyy5Bk33/rlOi5buJpIRRBDZEYlyM+yh/q2ZFAaE+BjI5MExXobxz2HKnq3PsnwMhfY14L7L1ZIJhD5/hek= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1758400747; c=relaxed/simple; bh=FfOMQJOET+fXIoGZ1uM25aIVQjCYOD9kzF8+9pRr/5A=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=BUHCGT6//UFTufApLsNOkQ/YI+83/nGLOL85lBpW5IXihjubm3iNoc82sje2WlYVYiEll+mIlF1I+d0CH+hV61UhGAImU9SM4DqeYdsCnC+PhrFEHeXea2fY+m74/xOP+c9J2jURg82tL7UK5FMbkV5YSLbaC55ZPhsjmyP6m1I= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=ventanamicro.com; spf=pass smtp.mailfrom=ventanamicro.com; dkim=pass (2048-bit key) header.d=ventanamicro.com header.i=@ventanamicro.com header.b=oAnTD/14; arc=none smtp.client-ip=209.85.166.45 Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=ventanamicro.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=ventanamicro.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=ventanamicro.com header.i=@ventanamicro.com header.b="oAnTD/14" Received: by mail-io1-f45.google.com with SMTP id ca18e2360f4ac-88cdb27571eso111426739f.0 for ; Sat, 20 Sep 2025 13:39:05 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ventanamicro.com; s=google; t=1758400744; x=1759005544; 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=jyclL1XhlEcYsrqgE10jIhLpC+mtwJUT0A78Decqu/E=; b=oAnTD/14RXpyUYUTE7DUHZ5AdYeVu2JrtCEIkYIrfYFlR4hdUIYAbO0CkR3l5UjDSm PRyJBiibZqynglRci4k1L+fa+Jvt1LFeogcdzy16Hg9M+HsXgHJ6pAmYF7oJA2SRMfcn 21zbKBrLKcpeL+zGmErWt37uKtijqPn0WQWS1hGrpZK/OIpQKiOgnEfVdaQl1nyUA6c6 KDRFcNgyxf5NQS3Vbw+blK20orkLJN008l1fygbDZQUeA897t4NejaBMXqCUP/oP9zCh SR83dLgFUXX07xvNOTluyydCj3pfWW4cwSLXzNFCnuUvib2NJ/o+dvbq9iWLN0AS1r/d snGQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1758400744; x=1759005544; 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=jyclL1XhlEcYsrqgE10jIhLpC+mtwJUT0A78Decqu/E=; b=OTTUi62VpW5K0U7iB9il39vWtVx/kZiFdhtpVGnQrkEvZrvlkhHDl1iz6ATNCru4BP Z0IS727zSTj4audd0IG6ymNBVoI7I1iCOBzWorus6BK8J0YMUo/KSo0RirJEU1LDkSal meibYIlGNV2+dJMn4WXWs0jl6w7pYUn8iUn8DXadPgRxJ75heksh3Rh0GVYajGr2Ypzp LXuKG0SKVTh+t7ORw4VMCNIWLBuy3nevi03KnOkqRyU3QgzOlzf9+9DiJvAI/+QZzzOP 2Dk18f33ICycxSB6qT5d9/3/k2rmj7P1c7jMrwn36yx51UFntMniO2GM8W7UKinwyyje tafg== X-Forwarded-Encrypted: i=1; AJvYcCWKQmmhlA96Ol99PkI1O0vOVd7ksfX/lFg03lyMrMnWRw8prUohr5DOqiTCYlbeJrR6El8=@vger.kernel.org X-Gm-Message-State: AOJu0YxzVDnItOLyIfsd4DCjHzsSnycn7NeXO+bAf2DBkV4N6t36rpCN +6zrlwXI7CdvEP3ikTJW4Af86wHBgVSeKKiP5DgwM/5T1QRbT8yjltla6eb1ujBjrnU= X-Gm-Gg: ASbGncuMJRrE6ZQcB3gOnF1l2YNgD9PSnxLVzgtJMia5S+a5qWn2SoSmjWkGWG5QQ4G 7Az215BFfGUZze2H4vigCKYhXCQLYlN2Q0LHSSKKedFzDxfYDSzs7+mpTKbeYlUrrX7y0TLR2JG Qlo6P7d2xp+KOg8T/Wp951AY0l57oGWt6k00+gL1SC+L2vW+5xQCfYl/zlWZK7H6N5N3nw16WcG TXafOVH4CKCPdjAjQ6K5hmjvPEUNXtgfqs3kVC0UqRakjlQnshBCkXnjHW90NT5r83ymNzdTpFO hE6JQggPtJMuj7E45FREZJNPCpRvnidUs9W+jxU0Rx8onbVh9MSv2boX7KyuRXk9ZMdelrN67k+ OeFnDdfDJFCI6p8+VaS9HbWbe X-Google-Smtp-Source: AGHT+IG40gGHsXsi5eSQylQi3Zsm0ULLvlAN1CN/2lldqNCL8Ji0Ye7gijLwVVX5LjTNRaDqmRWawQ== X-Received: by 2002:a05:6602:6d04:b0:887:788c:d345 with SMTP id ca18e2360f4ac-8addc8a1170mr1309874539f.12.1758400744491; Sat, 20 Sep 2025 13:39:04 -0700 (PDT) Received: from localhost ([140.82.166.162]) by smtp.gmail.com with ESMTPSA id ca18e2360f4ac-8a46b2f3405sm304724039f.1.2025.09.20.13.39.03 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sat, 20 Sep 2025 13:39:04 -0700 (PDT) From: Andrew Jones To: iommu@lists.linux.dev, kvm-riscv@lists.infradead.org, kvm@vger.kernel.org, linux-riscv@lists.infradead.org, linux-kernel@vger.kernel.org Cc: jgg@nvidia.com, zong.li@sifive.com, tjeznach@rivosinc.com, joro@8bytes.org, will@kernel.org, robin.murphy@arm.com, anup@brainfault.org, atish.patra@linux.dev, tglx@linutronix.de, alex.williamson@redhat.com, paul.walmsley@sifive.com, palmer@dabbelt.com, alex@ghiti.fr Subject: [RFC PATCH v2 09/18] iommu/dma: enable IOMMU_DMA for RISC-V Date: Sat, 20 Sep 2025 15:38:59 -0500 Message-ID: <20250920203851.2205115-29-ajones@ventanamicro.com> X-Mailer: git-send-email 2.49.0 In-Reply-To: <20250920203851.2205115-20-ajones@ventanamicro.com> References: <20250920203851.2205115-20-ajones@ventanamicro.com> Precedence: bulk X-Mailing-List: kvm@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit From: Tomasz Jeznach With iommu/riscv driver available we can enable IOMMU_DMA support for RISC-V architecture. Signed-off-by: Tomasz Jeznach Signed-off-by: Andrew Jones --- drivers/iommu/Kconfig | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/iommu/Kconfig b/drivers/iommu/Kconfig index 70d29b14d851..9d8c90690275 100644 --- a/drivers/iommu/Kconfig +++ b/drivers/iommu/Kconfig @@ -150,7 +150,7 @@ config OF_IOMMU # IOMMU-agnostic DMA-mapping layer config IOMMU_DMA - def_bool ARM64 || X86 || S390 + def_bool ARM64 || X86 || S390 || RISCV select DMA_OPS_HELPERS select IOMMU_API select IOMMU_IOVA -- 2.49.0 From mboxrd@z Thu Jan 1 00:00:00 1970 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 bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 69B7DCAC5B2 for ; Sat, 20 Sep 2025 20:39:25 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-ID:Date:Subject:Cc:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=q4qlbfTB1K158Ecwu+J9w4pnbEdm2SzF0lkaSNcqizE=; b=G34j1EaeYQqUy1 j3B98e7Wgsfov9V1jqXTvQBIoQaPSuzGIz5Hn5dKzMTHENhRcNdh/Hg4TS/zURi3xEr2Z9CsIf0j5 wCSxsY0gxXggEyAdQNPma2tOErY+7GrleroCipHy2iaRKQBDydbJwFhhnqd0jd1GJfhgt3+esyAnK iXN0gu2Sl+r1jjibIUR1+cPxOVqjdKQ3RbP0jwjl6Lsx9QRoJJD3+ml1TAMEgfnACbEhFGZ8ROIAG 43OifQ2ruz/c8eA9zDng6clZg0Zv9k3e73F8BQr8V/ry0tYvitz8lkXUU4cLvx9V2N+Q2dgak7+ys GnCwwZqnNdrc8FadMqSg==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98.2 #2 (Red Hat Linux)) id 1v04MP-00000005tXG-1gPk; Sat, 20 Sep 2025 20:39:10 +0000 Received: from mail-io1-xd2d.google.com ([2607:f8b0:4864:20::d2d]) by bombadil.infradead.org with esmtps (Exim 4.98.2 #2 (Red Hat Linux)) id 1v04ML-00000005tQF-1lIk for linux-riscv@lists.infradead.org; Sat, 20 Sep 2025 20:39:06 +0000 Received: by mail-io1-xd2d.google.com with SMTP id ca18e2360f4ac-887745ee814so105352639f.3 for ; Sat, 20 Sep 2025 13:39:05 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ventanamicro.com; s=google; t=1758400744; x=1759005544; darn=lists.infradead.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=jyclL1XhlEcYsrqgE10jIhLpC+mtwJUT0A78Decqu/E=; b=DYJvsgG7ULNIrNbWQrKSI3BMU5hl67ep30JQ6jBhstCnDZHYaO9/Y8+4f1wldSdbJT z/unSz8oSkVkHwOvkXNdtJ9h4VtVQTT3UNAkpPuGTC0yCGyk1yXgGkPMvepGIyO3etXF zTNL6XaUfXh/x5a6t7W16nYUu/JHpeuGKYKaw9OC73Ztl+1qbNjkWHfiPDjkfed9KLVV AuaQuM4oQkiKoTXtvtoNHrmOfM9QIYrcF+JUlxgRTpcyDASDHwTGEeKJQ0B0MDw7Irth IRC2Oi7MLlVFgXO/2aneIX61MIOVIBJZulmIPb4tdvW3E2bFUo0ivI3GQ+400qojaDNF OU/w== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1758400744; x=1759005544; 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=jyclL1XhlEcYsrqgE10jIhLpC+mtwJUT0A78Decqu/E=; b=kvxAMyZzNIOk+liV1Tvgv2GAdy8rus0923ilD7dJKbWuoBVokiKb9EkPLuW2pNxP8n QZMAbE2SiBGMXo8gpjAluUn4kES+1dz0uC7xby/7bi55pM0vH4veB0iyJwP3YwrJVlaC OfjQw7LrHgm5vwSkhBAaaYg4gOgnEfR8Dx+Xca3oL3qRjxx+ru8oxfYvGoXiXQrJxc/h K9xeHpdeaqMW1AaGVY4TMpmLJHmHhCHHAj/4JvT4xXMMOuaEEG8ONR29VcfsQhA5A+cf /2Y9OZnpEv/rw2cj5DaEnF/fnx8FpNTVZp2SjVDrvv6qgRJ1BqpnNho3ePrU7s48VMAD nbmw== X-Forwarded-Encrypted: i=1; AJvYcCXSgIn0Jfx4gJGTkTb/wQwUFzRRZFbgDRGJOueHYdt2o4ktd0MgG/qVNDS1meYHE4CD0GBnBxigvN+3dA==@lists.infradead.org X-Gm-Message-State: AOJu0Yx3R/a+/whYRXWtrva3Maq5ibQZdxSlgJOUz5WVunepi0VhqlJB BsfJs1c9cN0AAnD0YkusfucUZ9xjOezitSytvpHnOvdj8BMrso25iXL+HF0oNsE8o8U= X-Gm-Gg: ASbGnctWWK4ptuqvHlwLA4+8GznVUpMVokZQFw0xeKe9zfZOEX2YyhNPr5Y/JyNBwEw BgyTLOfOYhHKlygmWQ/xY0mWzLq3Sa0EpQBdU4gkTQDtcS+0RovX6No4n9wybLIBVTseXizyyrL 4QsksyN0yBQdgdySGUuJM2ZVSv2zGLHwtaESCHqASnQwbGcITqCVhyYGNUWgNaF09A3pfh3gY14 QxL+F9cZKv2VtZ3fRruxlDPMT4ajeiaQJh0+gybi2KyQpCZh2yMGVkAo5dL0iiObAxB7D014Lwk GTBh2dseydBOJU2zsxYqg1JQ2EsSmHtDOi0mBK7L/yZxQCDo2oOOhI4jIh0gDCBBQWN1C7NhndI U//oQcSTF7vCwG2D6KyR7uyQV X-Google-Smtp-Source: AGHT+IG40gGHsXsi5eSQylQi3Zsm0ULLvlAN1CN/2lldqNCL8Ji0Ye7gijLwVVX5LjTNRaDqmRWawQ== X-Received: by 2002:a05:6602:6d04:b0:887:788c:d345 with SMTP id ca18e2360f4ac-8addc8a1170mr1309874539f.12.1758400744491; Sat, 20 Sep 2025 13:39:04 -0700 (PDT) Received: from localhost ([140.82.166.162]) by smtp.gmail.com with ESMTPSA id ca18e2360f4ac-8a46b2f3405sm304724039f.1.2025.09.20.13.39.03 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sat, 20 Sep 2025 13:39:04 -0700 (PDT) From: Andrew Jones To: iommu@lists.linux.dev, kvm-riscv@lists.infradead.org, kvm@vger.kernel.org, linux-riscv@lists.infradead.org, linux-kernel@vger.kernel.org Cc: jgg@nvidia.com, zong.li@sifive.com, tjeznach@rivosinc.com, joro@8bytes.org, will@kernel.org, robin.murphy@arm.com, anup@brainfault.org, atish.patra@linux.dev, tglx@linutronix.de, alex.williamson@redhat.com, paul.walmsley@sifive.com, palmer@dabbelt.com, alex@ghiti.fr Subject: [RFC PATCH v2 09/18] iommu/dma: enable IOMMU_DMA for RISC-V Date: Sat, 20 Sep 2025 15:38:59 -0500 Message-ID: <20250920203851.2205115-29-ajones@ventanamicro.com> X-Mailer: git-send-email 2.49.0 In-Reply-To: <20250920203851.2205115-20-ajones@ventanamicro.com> References: <20250920203851.2205115-20-ajones@ventanamicro.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20250920_133905_517592_A479FC10 X-CRM114-Status: UNSURE ( 9.71 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-riscv@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-riscv" Errors-To: linux-riscv-bounces+linux-riscv=archiver.kernel.org@lists.infradead.org From: Tomasz Jeznach With iommu/riscv driver available we can enable IOMMU_DMA support for RISC-V architecture. Signed-off-by: Tomasz Jeznach Signed-off-by: Andrew Jones --- drivers/iommu/Kconfig | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/iommu/Kconfig b/drivers/iommu/Kconfig index 70d29b14d851..9d8c90690275 100644 --- a/drivers/iommu/Kconfig +++ b/drivers/iommu/Kconfig @@ -150,7 +150,7 @@ config OF_IOMMU # IOMMU-agnostic DMA-mapping layer config IOMMU_DMA - def_bool ARM64 || X86 || S390 + def_bool ARM64 || X86 || S390 || RISCV select DMA_OPS_HELPERS select IOMMU_API select IOMMU_IOVA -- 2.49.0 _______________________________________________ linux-riscv mailing list linux-riscv@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-riscv