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- # 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.
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