linux-kernel - [PATCH 1/7] MIPS: Remove DMA_PERDEV

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Message-Id: <20230221124613.2859-2-jiaxun.yang@flygoat.com>
Date:   Tue, 21 Feb 2023 12:46:07 +0000
From:   Jiaxun Yang <jiaxun.yang@...goat.com>
To:     linux-mips@...r.kernel.org
Cc:     linux-kernel@...r.kernel.org, linuxppc-dev@...ts.ozlabs.org,
        tsbogend@...ha.franken.de, mpe@...erman.id.au,
        paul.walmsley@...ive.com, palmer@...belt.com, robh+dt@...nel.org,
        hch@....de, m.szyprowski@...sung.com, robin.murphy@....com,
        Jiaxun Yang <jiaxun.yang@...goat.com>
Subject: [PATCH 1/7] MIPS: Remove DMA_PERDEV_COHERENT

As now we are always managing DMA coherence on per dev bias,
there is no need to have such option. And it's not selected
by any platform.

Signed-off-by: Jiaxun Yang <jiaxun.yang@...goat.com>
---
 arch/mips/Kconfig | 7 +------
 1 file changed, 1 insertion(+), 6 deletions(-)

diff --git a/arch/mips/Kconfig b/arch/mips/Kconfig
index 15cb692b0a09..c6f3ad51f741 100644
--- a/arch/mips/Kconfig
+++ b/arch/mips/Kconfig
@@ -134,7 +134,6 @@ choice
 
 config MIPS_GENERIC_KERNEL
 	bool "Generic board-agnostic MIPS kernel"
-	select ARCH_HAS_SETUP_DMA_OPS
 	select MIPS_GENERIC
 	select BOOT_RAW
 	select BUILTIN_DTB
@@ -1079,11 +1078,6 @@ config FW_CFE
 config ARCH_SUPPORTS_UPROBES
 	bool
 
-config DMA_PERDEV_COHERENT
-	bool
-	select ARCH_HAS_SETUP_DMA_OPS
-	select DMA_NONCOHERENT
-
 config DMA_NONCOHERENT
 	bool
 	#
@@ -1097,6 +1091,7 @@ config DMA_NONCOHERENT
 	select ARCH_HAS_DMA_PREP_COHERENT
 	select ARCH_HAS_SYNC_DMA_FOR_DEVICE
 	select ARCH_HAS_DMA_SET_UNCACHED
+	select ARCH_HAS_SETUP_DMA_OPS
 	select DMA_NONCOHERENT_MMAP
 	select NEED_DMA_MAP_STATE
 
-- 
2.37.1 (Apple Git-137.1)