Can't config kernel axi-dma settings in petalinux 2018.2

[honorpeter]

@honorpeter Would you please upload your kernel config file as I mentioned before, I think there might be some config about module sig that has not been enable.

Originally posted by @eleICoto in #98 (comment)

[honorpeter]

I can't find the AXI DMA config setting In petalinux 2018.2 but only can see these :
./project-spec/meta-plnx-generated/recipes-kernel/linux/configs/plnx_kernel.cfg

CONFIG_MTD=y
CONFIG_MTD_OF_PARTS=y
CONFIG_SERIAL_OF_PLATFORM=y
CONFIG_NET=y
CONFIG_PACKET=y
CONFIG_UNIX=y
CONFIG_INET=y
CONFIG_GPIOLIB=y
CONFIG_GPIO_XILINX=y
CONFIG_GPIO_ZYNQ=y
CONFIG_I2C=y
CONFIG_I2C_CADENCE=y
CONFIG_MMC=y
CONFIG_MMC_BLOCK=y
CONFIG_MMC_SDHCI=y
CONFIG_MMC_SDHCI_OF_XILINX_PS=y
CONFIG_MMC_SDHCI_PLTFM=y
CONFIG_MTD=y
CONFIG_MTD_M25P80=y
CONFIG_MTD_OF_PARTS=y
CONFIG_NET_CORE=y
CONFIG_PCI=y
CONFIG_PCIE_XILINX_NWL=y
CONFIG_PCI_MSI=y
CONFIG_RTC_CLASS=y
CONFIG_SERIAL_OF_PLATFORM=y
CONFIG_SERIAL_XILINX_PS_UART=y
CONFIG_SERIAL_XILINX_PS_UART_CONSOLE=y
CONFIG_USB=y
CONFIG_USB_EHCI_HCD=y
CONFIG_USB_EHCI_XUSBPS=y
CONFIG_USB_GADGET_XUSBPS=y
CONFIG_USB_OTG=y
CONFIG_USB_SUPPORT=y
CONFIG_USB_XUSBP=y
CONFIG_USB_XUSBPS_DR_OF=y
CONFIG_USB_XUSBPS_OTG=y
CONFIG_WATCHDOG=y
CONFIG_XILINX_PS_WATCHDOG=y
~
~
~
~
~
~
~
~
~
~
"./project-spec/meta-plnx-generated/recipes-kernel/linux/configs/plnx_kernel.cfg" 40L, 805C

[honorpeter]

As #94 (comment)
But I didn't know how to do.