| rjw | 1f88458 | 2022-01-06 17:20:42 +0800 | [diff] [blame^] | 1 | config TEGRA_HOST1X |
| 2 | tristate "NVIDIA Tegra host1x driver" |
| 3 | depends on ARCH_TEGRA || (ARM && COMPILE_TEST) |
| 4 | select IOMMU_IOVA if IOMMU_SUPPORT |
| 5 | help |
| 6 | Driver for the NVIDIA Tegra host1x hardware. |
| 7 | |
| 8 | The Tegra host1x module is the DMA engine for register access to |
| 9 | Tegra's graphics- and multimedia-related modules. The modules served |
| 10 | by host1x are referred to as clients. host1x includes some other |
| 11 | functionality, such as synchronization. |
| 12 | |
| 13 | if TEGRA_HOST1X |
| 14 | |
| 15 | config TEGRA_HOST1X_FIREWALL |
| 16 | bool "Enable HOST1X security firewall" |
| 17 | default y |
| 18 | help |
| 19 | Say yes if kernel should protect command streams from tampering. |
| 20 | |
| 21 | If unsure, choose Y. |
| 22 | |
| 23 | endif |