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Wysocki" , Len Brown , Tomasz Jeznach , Joerg Roedel , Will Deacon , Robin Murphy , Atish Kumar Patra , Anup Patel , Andrew Jones , Sunil V L , "Rafael J . Wysocki" Subject: [PATCH v5 2/3] ACPI: scan: Add support for RISC-V in acpi_iommu_configure_id() Date: Wed, 16 Jul 2025 16:10:58 +0530 Message-ID: <20250716104059.3539482-3-sunilvl@ventanamicro.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20250716104059.3539482-1-sunilvl@ventanamicro.com> References: <20250716104059.3539482-1-sunilvl@ventanamicro.com> Precedence: bulk X-Mailing-List: linux-acpi@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit acpi_iommu_configure_id() currently supports only IORT (ARM) and VIOT. Add support for RISC-V as well. Signed-off-by: Sunil V L Acked-by: Rafael J. Wysocki --- drivers/acpi/scan.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/drivers/acpi/scan.c b/drivers/acpi/scan.c index fb1fe9f3b1a3..f022f32de8a4 100644 --- a/drivers/acpi/scan.c +++ b/drivers/acpi/scan.c @@ -11,6 +11,7 @@ #include #include #include +#include #include #include #include @@ -1628,8 +1629,11 @@ static int acpi_iommu_configure_id(struct device *dev, const u32 *id_in) } err = iort_iommu_configure_id(dev, id_in); + if (err && err != -EPROBE_DEFER) + err = rimt_iommu_configure_id(dev, id_in); if (err && err != -EPROBE_DEFER) err = viot_iommu_configure(dev); + mutex_unlock(&iommu_probe_device_lock); return err; -- 2.43.0 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 04AA7C83F36 for ; 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Wed, 16 Jul 2025 03:41:21 -0700 (PDT) Received: from sunil-pc.Dlink ([106.51.195.230]) by smtp.gmail.com with ESMTPSA id d2e1a72fcca58-74eb9f1af40sm13946709b3a.72.2025.07.16.03.41.16 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 16 Jul 2025 03:41:21 -0700 (PDT) From: Sunil V L To: linux-kernel@vger.kernel.org, linux-riscv@lists.infradead.org, linux-acpi@vger.kernel.org, iommu@lists.linux.dev Subject: [PATCH v5 2/3] ACPI: scan: Add support for RISC-V in acpi_iommu_configure_id() Date: Wed, 16 Jul 2025 16:10:58 +0530 Message-ID: <20250716104059.3539482-3-sunilvl@ventanamicro.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20250716104059.3539482-1-sunilvl@ventanamicro.com> References: <20250716104059.3539482-1-sunilvl@ventanamicro.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20250716_034123_248162_1B82F636 X-CRM114-Status: GOOD ( 10.05 ) 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: , Cc: Anup Patel , Tomasz Jeznach , Alexandre Ghiti , "Rafael J . Wysocki" , Robin Murphy , Joerg Roedel , "Rafael J . Wysocki" , Atish Kumar Patra , Palmer Dabbelt , Paul Walmsley , Andrew Jones , Will Deacon , Len Brown 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 acpi_iommu_configure_id() currently supports only IORT (ARM) and VIOT. Add support for RISC-V as well. Signed-off-by: Sunil V L Acked-by: Rafael J. Wysocki --- drivers/acpi/scan.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/drivers/acpi/scan.c b/drivers/acpi/scan.c index fb1fe9f3b1a3..f022f32de8a4 100644 --- a/drivers/acpi/scan.c +++ b/drivers/acpi/scan.c @@ -11,6 +11,7 @@ #include #include #include +#include #include #include #include @@ -1628,8 +1629,11 @@ static int acpi_iommu_configure_id(struct device *dev, const u32 *id_in) } err = iort_iommu_configure_id(dev, id_in); + if (err && err != -EPROBE_DEFER) + err = rimt_iommu_configure_id(dev, id_in); if (err && err != -EPROBE_DEFER) err = viot_iommu_configure(dev); + mutex_unlock(&iommu_probe_device_lock); return err; -- 2.43.0 _______________________________________________ linux-riscv mailing list linux-riscv@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-riscv