[PATCH 5/6] MIPS: remove CONFIG_DMA_MAYBE_COHERENT

From: Christoph Hellwig
Date: Wed Feb 10 2021 - 05:04:47 EST


CONFIG_DMA_MAYBE_COHERENT just guards two early init options now. Just
enable them unconditionally for CONFIG_DMA_NONCOHERENT.

Signed-off-by: Christoph Hellwig <hch@xxxxxx>
---
arch/mips/Kconfig | 8 ++------
arch/mips/kernel/setup.c | 2 +-
2 files changed, 3 insertions(+), 7 deletions(-)

diff --git a/arch/mips/Kconfig b/arch/mips/Kconfig
index 0e86162df65541..1f1603a08a6d2d 100644
--- a/arch/mips/Kconfig
+++ b/arch/mips/Kconfig
@@ -181,7 +181,7 @@ config MIPS_ALCHEMY
select CEVT_R4K
select CSRC_R4K
select IRQ_MIPS_CPU
- select DMA_MAYBE_COHERENT # Au1000,1500,1100 aren't, rest is
+ select DMA_NONCOHERENT # Au1000,1500,1100 aren't, rest is
select MIPS_FIXUP_BIGPHYS_ADDR if PCI
select SYS_HAS_CPU_MIPS32_R1
select SYS_SUPPORTS_32BIT_KERNEL
@@ -546,7 +546,7 @@ config MIPS_MALTA
select CLKSRC_MIPS_GIC
select COMMON_CLK
select CSRC_R4K
- select DMA_MAYBE_COHERENT
+ select DMA_NONCOHERENT
select GENERIC_ISA_DMA
select HAVE_PCSPKR_PLATFORM
select HAVE_PCI
@@ -1127,10 +1127,6 @@ config FW_CFE
config ARCH_SUPPORTS_UPROBES
bool

-config DMA_MAYBE_COHERENT
- select DMA_NONCOHERENT
- bool
-
config DMA_PERDEV_COHERENT
bool
select ARCH_HAS_SETUP_DMA_OPS
diff --git a/arch/mips/kernel/setup.c b/arch/mips/kernel/setup.c
index d6b2ba527f5b81..b25d07675b1ee1 100644
--- a/arch/mips/kernel/setup.c
+++ b/arch/mips/kernel/setup.c
@@ -805,7 +805,7 @@ static int __init debugfs_mips(void)
arch_initcall(debugfs_mips);
#endif

-#ifdef CONFIG_DMA_MAYBE_COHERENT
+#ifdef CONFIG_DMA_NONCOHERENT
static int __init setcoherentio(char *str)
{
dma_default_coherent = true;
--
2.29.2