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- # SPDX-License-Identifier: GPL-2.0-only
- config TEGRA_HOST1X_CONTEXT_BUS
- bool
- config TEGRA_HOST1X
- tristate "NVIDIA Tegra host1x driver"
- depends on ARCH_TEGRA || (ARM && COMPILE_TEST)
- select DMA_SHARED_BUFFER
- select TEGRA_HOST1X_CONTEXT_BUS
- select IOMMU_IOVA
- help
- Driver for the NVIDIA Tegra host1x hardware.
- The Tegra host1x module is the DMA engine for register access to
- Tegra's graphics- and multimedia-related modules. The modules served
- by host1x are referred to as clients. host1x includes some other
- functionality, such as synchronization.
- if TEGRA_HOST1X
- config TEGRA_HOST1X_FIREWALL
- bool "Enable HOST1X security firewall"
- default y
- help
- Say yes if kernel should protect command streams from tampering.
- If unsure, choose Y.
- endif
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