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Wed, 29 Oct 2025 04:27:08 -0700 (PDT) From: Himanshu Chauhan To: linux-riscv@lists.infradead.org, linux-kernel@vger.kernel.org, linux-acpi@vger.kernel.org, linux-efi@vger.kernel.org, acpica-devel@lists.linux.dev Cc: paul.walmsley@sifive.com, palmer@dabbelt.com, lenb@kernel.org, james.morse@arm.com, tony.luck@intel.com, ardb@kernel.org, conor@kernel.org, cleger@rivosinc.com, robert.moore@intel.com, sunilvl@ventanamicro.com, apatel@ventanamicro.com, Himanshu Chauhan Subject: [RFC PATCH v2 01/10] riscv: Define ioremap_cache for RISC-V Date: Wed, 29 Oct 2025 16:56:39 +0530 Message-ID: <20251029112649.3811657-2-hchauhan@ventanamicro.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20251029112649.3811657-1-hchauhan@ventanamicro.com> References: <20251029112649.3811657-1-hchauhan@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 bert and einj drivers use ioremap_cache for mapping entries but ioremap_cache is not defined for RISC-V. Signed-off-by: Himanshu Chauhan --- arch/riscv/include/asm/io.h | 3 +++ 1 file changed, 3 insertions(+) diff --git a/arch/riscv/include/asm/io.h b/arch/riscv/include/asm/io.h index 09bb5f57a9d3..5550b28f38db 100644 --- a/arch/riscv/include/asm/io.h +++ b/arch/riscv/include/asm/io.h @@ -142,6 +142,9 @@ __io_writes_outs(outs, u64, q, __io_pbr(), __io_paw()) #ifdef CONFIG_MMU #define arch_memremap_wb(addr, size, flags) \ ((__force void *)ioremap_prot((addr), (size), __pgprot(_PAGE_KERNEL))) + +#define ioremap_cache(addr, size) \ + ((__force void *)ioremap_prot((addr), (size), PAGE_KERNEL)) #endif #endif /* _ASM_RISCV_IO_H */ -- 2.43.0