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Sat, 01 Nov 2025 08:44:08 -0700 (PDT) Received: from localhost.localdomain ([122.171.20.36]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-295269bd2fesm59990105ad.105.2025.11.01.08.44.00 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sat, 01 Nov 2025 08:44:07 -0700 (PDT) From: Anup Patel To: Rob Herring , Krzysztof Kozlowski , Conor Dooley , Paul Walmsley , Palmer Dabbelt , Greg KH , Alexander Shishkin , Ian Rogers Subject: [PATCH v2 08/12] riscv: Enable DMA_RESTRICTED_POOL in defconfig Date: Sat, 1 Nov 2025 21:12:41 +0530 Message-ID: <20251101154245.162492-9-apatel@ventanamicro.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20251101154245.162492-1-apatel@ventanamicro.com> References: <20251101154245.162492-1-apatel@ventanamicro.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20251101_084413_116419_3398BDFC X-CRM114-Status: UNSURE ( 9.49 ) 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: , Cc: Mark Rutland , devicetree@vger.kernel.org, Alexandre Ghiti , Atish Patra , Peter Zijlstra , Anup Patel , Adrian Hunter , linux-kernel@vger.kernel.org, Ingo Molnar , Jiri Olsa , Anup Patel , Mayuresh Chitale , Namhyung Kim , linux-riscv@lists.infradead.org, Andrew Jones , Liang Kan 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 The RISC-V ramsink trace component may have implementation specific restrictions such that the component can only write trace data in particular parts of DRAM. Enable DMA_RESTRICTED_POOL in the defconfig so that dma_alloc_*() and dma_free_*() APIs work for devices with DMA address restrictions. Signed-off-by: Anup Patel --- arch/riscv/configs/defconfig | 1 + 1 file changed, 1 insertion(+) diff --git a/arch/riscv/configs/defconfig b/arch/riscv/configs/defconfig index d2c1ea2a866c..4e870b8f2220 100644 --- a/arch/riscv/configs/defconfig +++ b/arch/riscv/configs/defconfig @@ -305,6 +305,7 @@ CONFIG_SECURITY_APPARMOR=y CONFIG_DEFAULT_SECURITY_DAC=y CONFIG_CRYPTO_USER_API_HASH=y CONFIG_CRYPTO_DEV_VIRTIO=y +CONFIG_DMA_RESTRICTED_POOL=y CONFIG_PRINTK_TIME=y CONFIG_DEBUG_KERNEL=y CONFIG_DEBUG_FS=y -- 2.43.0 _______________________________________________ linux-riscv mailing list linux-riscv@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-riscv