From mboxrd@z Thu Jan 1 00:00:00 1970 Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.remote-ip=95.215.58.37 ARC-Seal: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; cv=none; t=1792683991; b=JxpXnAgd7ut5Fw0mc6jeTfskB7x878rdY/rLwLToJDHHxAL5BAPcgz/8uaWcvGHOmQRA ceCDPqvj9Q4BAv7a22VR/NHSQ7Gn5coRAEny1uwC2RMcVfMAjicoivdHjYpYmhGsXaVTi qjWxeyR2a5u312I9HCJ6OCQrfnhqO/TVQE+/xQgi+UcwBgzaE9D/TEZiopCNPcx7w/G3/ xhL0Q8jdIFjwr5bFtpGx0MDcBIz5CtD9gdbNQR8zzHrgAilG6Y7LpxtvW6LfSu0BYqSvE UY+U3ga1C91zap28ZPpw3XHBJ10jN5q8MECILld9v3TQL2C6GKYDlb6XMxkdl9QsYFw== ARC-Message-Signature: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; c=relaxed/relaxed; t=1792683991; h=DMARC-Filter:X-Envelope-To:DKIM-Signature:X-Envelope-To:Received: X-Mizu-Trace-ID:X-Migadu-Flow:From:To:Cc:Subject:Date:Message-ID: X-Mailer:In-Reply-To:References:MIME-Version: Content-Transfer-Encoding; bh=+Z0HjrMiSQrKDafUeNk5fpJdwsbHzeh3DJwl/lPuiB4=; b=vJ7nUvHDUgPX273YihF1Nm4jnO59ifbZJq0In7RhFnB0hPOpVP6mbISSIgRU9DvnHCL5 a4MpKGaxilwhDL51wD7MPunOY0s3DFdRfZAxYA5so4rdJPXFrie95+kPBA4DhkmfePhoi c320EVQjXbLqj5/cPjriBugA6q9cr85rua7u3PcEVRGbx/nzluntZ99fzZWEudbelJGoF XhJeb+D5S4K4CJRzXjkEAunkmRkdCJuM1z67j7wxBYt7ZwJDm9MjjySnXGSn2iFESmz38 sOW9jIQOfGdTWXfKzpGQpPc09mFDD6pPy7bWKCiQqfRdc3+LikoSEGLXdqDRmgJQCEw== ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass header.from=linux.dev; spf=pass smtp.mailfrom=linux.dev; dkim=pass header.d=linux.dev header.i=@linux.dev header.a=rsa-sha256 header.s=key1 header.b=lNZrMPw3; arc=none smtp.remote-ip=95.215.58.37 Received: from mta1.migadu.com (out-37.mta1.migadu.com [95.215.58.37]) (using TLSv1.3 with cipher TLS_AES_128_GCM_SHA256 (128/128 bits) key-exchange X25519 server-signature ECDSA (prime256v1) server-digest SHA256) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id BDA45606A31E for ; Thu, 22 Oct 2026 15:46:30 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.4.2 smtp.subspace.kernel.org BDA45606A31E Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.dev Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=linux.dev Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key, unprotected) header.d=linux.dev header.i=@linux.dev header.a=rsa-sha256 header.s=key1 header.b=lNZrMPw3 X-Envelope-To: iommu@lists.linux.dev DKIM-Signature: a=rsa-sha256; bh=xVnbD5NPCwNUtek5rbJ7N7bjfuJvseF0zqNU40fRwo4=; c=simple/simple; d=linux.dev; h=from:to:subject:date:message-id:mime-version:content-type; s=key1; t=1792683988; v=1; x=1793288788; b=lNZrMPw3e/oDx3JW7udezPOdBU4x7PWj9OxtSKRfgRnltSvOZkpkZrj4A/piFzU616noKuHi hppLeN8vCQ/zrBcXhOdWcMVSwZDnXKcwnOTqExnd565OvfZBjvxJrKbn3QS9njKJ9Gb/SOtskPf P3gzJXGuSsRDoVKR2SVKDQRo= X-Envelope-To: iommu@lists.linux.dev Received: by smtp.migadu.com with ESMTPS id fad8cbd66f56fb82; Thu, 22 Oct 2026 15:46:28 +0000 X-Mizu-Trace-ID: fad8cbd66f56fb82 X-Migadu-Flow: FLOW_OUT From: Andrew Jones To: linux-riscv@lists.infradead.org, iommu@lists.linux.dev Cc: linux-kernel@vger.kernel.org, tomasz.jeznach@linux.dev, jgg@ziepe.ca, jgg@nvidia.com, joro@8bytes.org, will@kernel.org, robin.murphy@arm.com, pjw@kernel.org, palmer@dabbelt.com, anup@brainfault.org, tglx@kernel.org, kevin.tian@intel.com, fangyu.yu@linux.alibaba.com, nutty.liu@hotmail.com Subject: [PATCH v7 5/5] iommu/dma: Enable IOMMU_DMA for 64-bit RISC-V Date: Thu, 22 Oct 2026 17:46:03 +0200 Message-ID: <20261022154603.1374754-6-andrew.jones@linux.dev> X-Mailer: git-send-email 2.56.0 In-Reply-To: <20261022154603.1374754-1-andrew.jones@linux.dev> References: <20261022154603.1374754-1-andrew.jones@linux.dev> X-Mailing-List: iommu@lists.linux.dev List-Id: List-Post: List-Help: List-Subscribe: List-Unsubscribe: List-Owner: Precedence: list MIME-Version: 1.0 Content-Transfer-Encoding: 8bit From: Tomasz Jeznach Enable IOMMU_DMA for 64-bit RISC-V now that the RISC-V IOMMU driver supports MSI remapping. Signed-off-by: Tomasz Jeznach Signed-off-by: Andrew Jones Signed-off-by: Andrew Jones Tested-by: Fangyu Yu Reviewed-by: Nutty Liu --- drivers/iommu/Kconfig | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/iommu/Kconfig b/drivers/iommu/Kconfig index 85a8d7fdfa30..96b282ed38f9 100644 --- a/drivers/iommu/Kconfig +++ b/drivers/iommu/Kconfig @@ -151,7 +151,7 @@ config OF_IOMMU # IOMMU-agnostic DMA-mapping layer config IOMMU_DMA - def_bool ARM64 || X86 || S390 + def_bool ARM64 || X86 || S390 || (RISCV && 64BIT) select DMA_OPS_HELPERS select IOMMU_API select IOMMU_IOVA -- 2.56.0 From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature ECDSA (prime256v1) server-digest SHA256) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 98C93606A31A for ; Thu, 22 Oct 2026 15:46:41 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key, unprotected) header.d=lists.infradead.org header.i=@lists.infradead.org header.a=rsa-sha256 header.s=bombadil.20210309 header.b=t2QKYZQb; dkim=fail reason="signature verification failed" (1024-bit key, unprotected) header.d=linux.dev header.i=@linux.dev header.a=rsa-sha256 header.s=key1 header.b=lNZrMPw3 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-Unsubscribe-Post:List-Owner; bh=novJsO+Ls8p9nZS8F01zcsvuz89gC5QKMGe5e8hsL1g=; b=t2QKYZQb9GfFHN5l9kKIXYgSE1 EEOcFLu2sF53auA4U5P9Q4zrN2zVqboD6UnRbru9zwx6v7eS7Isns3YPfvvGX3/WJyQKj3U9c9GGX M7WOxpCNw7a+mTS1M8XWb9gjeBTvZM72iMIwR7JoCHHoFtfn9k4dPhXvUhNBpYDFQVj+2Dpz62Ck8 xt9bau0n8rAEYugBTFC2Zsq/8npWvEeAL1FGnI93TTrYL9CJ6fXp9/+6j84Hj52ic/VKd68J/FIwQ c2I3Pqg9C857FeC2I0HI6E1Fr62U0RXibEccwj3W3lT6T0NEEHDCxht/v50KSOx/d7u8Qstx7U00v pHQXvvcw==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.100.1 #2 (Red Hat Linux)) id 1xJv00-0000000EQuK-2y5w; Thu, 22 Oct 2026 15:46:36 +0000 Received: from out-200.mta0.migadu.com ([2001:41d0:1004:224b::c8] helo=mta0.migadu.com) by bombadil.infradead.org with esmtps (Exim 4.100.1 #2 (Red Hat Linux)) id 1xJuzu-0000000EQqR-3NV4 for linux-riscv@lists.infradead.org; Thu, 22 Oct 2026 15:46:33 +0000 X-Envelope-To: linux-riscv@lists.infradead.org DKIM-Signature: a=rsa-sha256; bh=xVnbD5NPCwNUtek5rbJ7N7bjfuJvseF0zqNU40fRwo4=; c=simple/simple; d=linux.dev; h=from:to:subject:date:message-id:mime-version:content-type; s=key1; t=1792683988; v=1; x=1793288788; b=lNZrMPw3e/oDx3JW7udezPOdBU4x7PWj9OxtSKRfgRnltSvOZkpkZrj4A/piFzU616noKuHi hppLeN8vCQ/zrBcXhOdWcMVSwZDnXKcwnOTqExnd565OvfZBjvxJrKbn3QS9njKJ9Gb/SOtskPf P3gzJXGuSsRDoVKR2SVKDQRo= X-Envelope-To: linux-riscv@lists.infradead.org Received: by smtp.migadu.com with ESMTPS id fad8cbd66f56fb82; Thu, 22 Oct 2026 15:46:28 +0000 X-Mizu-Trace-ID: fad8cbd66f56fb82 X-Migadu-Flow: FLOW_OUT From: Andrew Jones To: linux-riscv@lists.infradead.org, iommu@lists.linux.dev Cc: linux-kernel@vger.kernel.org, tomasz.jeznach@linux.dev, jgg@ziepe.ca, jgg@nvidia.com, joro@8bytes.org, will@kernel.org, robin.murphy@arm.com, pjw@kernel.org, palmer@dabbelt.com, anup@brainfault.org, tglx@kernel.org, kevin.tian@intel.com, fangyu.yu@linux.alibaba.com, nutty.liu@hotmail.com Subject: [PATCH v7 5/5] iommu/dma: Enable IOMMU_DMA for 64-bit RISC-V Date: Thu, 22 Oct 2026 17:46:03 +0200 Message-ID: <20261022154603.1374754-6-andrew.jones@linux.dev> X-Mailer: git-send-email 2.56.0 In-Reply-To: <20261022154603.1374754-1-andrew.jones@linux.dev> References: <20261022154603.1374754-1-andrew.jones@linux.dev> X-Archived-By: MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.9.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20261022_084632_204898_D784E2D9 X-CRM114-Status: UNSURE ( 8.48 ) X-CRM114-Notice: Please train this message. X-Spam-Score: -2.1 (--) X-BeenThere: linux-riscv@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-riscv" X-Spam-Status: No, score=-16.9 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_EF,HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_CR_TRAILER,INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE, SPF_PASS,USER_AGENT_GIT autolearn=ham autolearn_force=no version=4.0.1 X-Spam-Checker-Version: SpamAssassin 4.0.1 (2024-03-26) on aws-us-west-2-korg-listserv-alma10-1 From: Tomasz Jeznach Enable IOMMU_DMA for 64-bit RISC-V now that the RISC-V IOMMU driver supports MSI remapping. Signed-off-by: Tomasz Jeznach Signed-off-by: Andrew Jones Signed-off-by: Andrew Jones Tested-by: Fangyu Yu Reviewed-by: Nutty Liu --- drivers/iommu/Kconfig | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/iommu/Kconfig b/drivers/iommu/Kconfig index 85a8d7fdfa30..96b282ed38f9 100644 --- a/drivers/iommu/Kconfig +++ b/drivers/iommu/Kconfig @@ -151,7 +151,7 @@ config OF_IOMMU # IOMMU-agnostic DMA-mapping layer config IOMMU_DMA - def_bool ARM64 || X86 || S390 + def_bool ARM64 || X86 || S390 || (RISCV && 64BIT) select DMA_OPS_HELPERS select IOMMU_API select IOMMU_IOVA -- 2.56.0 _______________________________________________ linux-riscv mailing list linux-riscv@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-riscv