kernelversion:
stable - 6.6.3
mainline - 6.5.13
mainline - 4.19.300
mainline - 4.14.331
mainline - 5.4.262
mainline - 5.10.202
mainline - 6.1.64
mainline - 5.15.140
mainline - 6.7-rc3
6.3.7
[click here for custom version]
architecture:
>
x86
arm
arm64
powerpc
mips
sparc
ia64
arc
riscv
nds32
m68k
microblaze
alpha
unicore32
parisc
blackfin
selects
CONFIG_ARM_DMA_USE_IOMMU
CONFIG_IOMMU_API
CONFIG_MEMORY
CONFIG_MTK_SMI
depends
CONFIG_ARM
CONFIG_IOMMU_SUPPORT
CONFIG_ARCH_MEDIATEK
or CONFIG_COMPILE_TEST
is selected by
CONFIG_VIDEO_MEDIATEK_JPEG
MTK IOMMU Version 1 (M4U gen1) Support
modulename: mtk_iommu_v1.ko
configname: CONFIG_MTK_IOMMU_V1
Linux Kernel Configuration
└─> Device Drivers
└─> IOMMU Hardware Support
└─> MTK IOMMU Version 1 (M4U gen1) Support
In linux kernel since version 3.10 (release Date: 2013-06-30)
Support for the M4U on certain Mediatek SoCs. M4U generation 1 HW is
Multimedia Memory Managememt Unit. This option enables remapping of
DMA memory accesses for the multimedia subsystem.
if unsure, say N here.
source code:
drivers/iommu/mtk_iommu_v1.c
Multimedia Memory Managememt Unit. This option enables remapping of
DMA memory accesses for the multimedia subsystem.
if unsure, say N here.