linux/drivers/gpu/drm/mgag200/Kconfig

# SPDX-License-Identifier: GPL-2.0-only
config DRM_MGAG200
	tristate "Matrox G200"
	depends on DRM && PCI && MMU
	select DRM_GEM_SHMEM_HELPER
	select DRM_KMS_HELPER
	select I2C
	select I2C_ALGOBIT
	help
	 This is a KMS driver for Matrox G200 chips. It supports the original
	 MGA G200 desktop chips and the server variants. It requires 0.3.0
	 of the modesetting userspace driver, and a version of mga driver
	 that will fail on KMS enabled devices.

config DRM_MGAG200_DISABLE_WRITECOMBINE
	bool "Disable Write Combine mapping of VRAM"
	depends on DRM_MGAG200 && PREEMPT_RT
	help
	  The VRAM of the G200 is mapped with Write-Combine to improve
	  performances. This can interfere with real-time tasks; even if they
	  are running on other CPU cores than the graphics output.
	  Enable this option only if you run realtime tasks on a server with a
	  Matrox G200.