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Tue, 21 Feb 2023 07:46:25 -0500 (EST) From: Jiaxun Yang To: linux-mips@vger.kernel.org Subject: [PATCH 2/7] MIPS: Always select ARCH_HAS_SYNC_DMA_FOR_CPU for noncoherent platforms Date: Tue, 21 Feb 2023 12:46:08 +0000 Message-Id: <20230221124613.2859-3-jiaxun.yang@flygoat.com> X-Mailer: git-send-email 2.37.1 (Apple Git-137.1) In-Reply-To: <20230221124613.2859-1-jiaxun.yang@flygoat.com> References: <20230221124613.2859-1-jiaxun.yang@flygoat.com> MIME-Version: 1.0 X-Mailman-Approved-At: Wed, 22 Feb 2023 04:06:20 +1100 X-BeenThere: linuxppc-dev@lists.ozlabs.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: tsbogend@alpha.franken.de, linux-kernel@vger.kernel.org, Jiaxun Yang , robh+dt@kernel.org, palmer@dabbelt.com, paul.walmsley@sifive.com, robin.murphy@arm.com, linuxppc-dev@lists.ozlabs.org, hch@lst.de, m.szyprowski@samsung.com Errors-To: linuxppc-dev-bounces+incoming=patchwork.ozlabs.org@lists.ozlabs.org Sender: "Linuxppc-dev" As now we are telling the necessity of post DMA flush per CPU type, there is no need to select ARCH_HAS_SYNC_DMA_FOR_CPU on per platform bias, just select it unconditionally and we can sort it at runtime. Signed-off-by: Jiaxun Yang --- arch/mips/Kconfig | 9 +-------- 1 file changed, 1 insertion(+), 8 deletions(-) diff --git a/arch/mips/Kconfig b/arch/mips/Kconfig index c6f3ad51f741..8da52863da4e 100644 --- a/arch/mips/Kconfig +++ b/arch/mips/Kconfig @@ -115,7 +115,6 @@ config MACH_INGENIC select SYS_SUPPORTS_LITTLE_ENDIAN select SYS_SUPPORTS_ZBOOT select DMA_NONCOHERENT - select ARCH_HAS_SYNC_DMA_FOR_CPU select IRQ_MIPS_CPU select PINCTRL select GPIOLIB @@ -1089,6 +1088,7 @@ config DMA_NONCOHERENT # select ARCH_HAS_DMA_WRITE_COMBINE select ARCH_HAS_DMA_PREP_COHERENT + select ARCH_HAS_SYNC_DMA_FOR_CPU select ARCH_HAS_SYNC_DMA_FOR_DEVICE select ARCH_HAS_DMA_SET_UNCACHED select ARCH_HAS_SETUP_DMA_OPS @@ -1853,11 +1853,9 @@ config SYS_HAS_CPU_MIPS32_R3_5 config SYS_HAS_CPU_MIPS32_R5 bool - select ARCH_HAS_SYNC_DMA_FOR_CPU if DMA_NONCOHERENT config SYS_HAS_CPU_MIPS32_R6 bool - select ARCH_HAS_SYNC_DMA_FOR_CPU if DMA_NONCOHERENT config SYS_HAS_CPU_MIPS64_R1 bool @@ -1867,15 +1865,12 @@ config SYS_HAS_CPU_MIPS64_R2 config SYS_HAS_CPU_MIPS64_R5 bool - select ARCH_HAS_SYNC_DMA_FOR_CPU if DMA_NONCOHERENT config SYS_HAS_CPU_MIPS64_R6 bool - select ARCH_HAS_SYNC_DMA_FOR_CPU if DMA_NONCOHERENT config SYS_HAS_CPU_P5600 bool - select ARCH_HAS_SYNC_DMA_FOR_CPU if DMA_NONCOHERENT config SYS_HAS_CPU_R3000 bool @@ -1900,7 +1895,6 @@ config SYS_HAS_CPU_NEVADA config SYS_HAS_CPU_R10000 bool - select ARCH_HAS_SYNC_DMA_FOR_CPU if DMA_NONCOHERENT config SYS_HAS_CPU_RM7000 bool @@ -1929,7 +1923,6 @@ config SYS_HAS_CPU_BMIPS4380 config SYS_HAS_CPU_BMIPS5000 bool select SYS_HAS_CPU_BMIPS - select ARCH_HAS_SYNC_DMA_FOR_CPU # # CPU may reorder R->R, R->W, W->R, W->W