| # SPDX-License-Identifier: MIT |
| menu "Display Engine Configuration" |
| depends on DRM && DRM_AMDGPU |
| |
| config DRM_AMD_DC |
| bool "AMD DC - Enable new display engine" |
| default y |
| depends on BROKEN || !CC_IS_CLANG || X86_64 || SPARC64 || ARM64 |
| select SND_HDA_COMPONENT if SND_HDA_CORE |
| # !CC_IS_CLANG: https://github.com/ClangBuiltLinux/linux/issues/1752 |
| select DRM_AMD_DC_DCN if (X86 || PPC_LONG_DOUBLE_128 || (ARM64 && KERNEL_MODE_NEON && !CC_IS_CLANG)) |
| help |
| Choose this option if you want to use the new display engine |
| support for AMDGPU. This adds required support for Vega and |
| Raven ASICs. |
| |
| calculate_bandwidth() is presently broken on all !(X86_64 || SPARC64 || ARM64) |
| architectures built with Clang (all released versions), whereby the stack |
| frame gets blown up to well over 5k. This would cause an immediate kernel |
| panic on most architectures. We'll revert this when the following bug report |
| has been resolved: https://github.com/llvm/llvm-project/issues/41896. |
| |
| config DRM_AMD_DC_DCN |
| def_bool n |
| help |
| Raven, Navi, and newer family support for display engine |
| |
| config DRM_AMD_DC_HDCP |
| bool "Enable HDCP support in DC" |
| depends on DRM_AMD_DC |
| select DRM_DISPLAY_HDCP_HELPER |
| help |
| Choose this option if you want to support HDCP authentication. |
| |
| config DRM_AMD_DC_SI |
| bool "AMD DC support for Southern Islands ASICs" |
| depends on DRM_AMDGPU_SI |
| depends on DRM_AMD_DC |
| help |
| Choose this option to enable new AMD DC support for SI asics |
| by default. This includes Tahiti, Pitcairn, Cape Verde, Oland. |
| Hainan is not supported by AMD DC and it has no physical DCE6. |
| |
| config DEBUG_KERNEL_DC |
| bool "Enable kgdb break in DC" |
| depends on DRM_AMD_DC |
| depends on KGDB |
| help |
| Choose this option if you want to hit kdgb_break in assert. |
| |
| config DRM_AMD_SECURE_DISPLAY |
| bool "Enable secure display support" |
| depends on DEBUG_FS |
| depends on DRM_AMD_DC_DCN |
| help |
| Choose this option if you want to |
| support secure display |
| |
| This option enables the calculation |
| of crc of specific region via debugfs. |
| Cooperate with specific DMCU FW. |
| |
| |
| endmenu |
