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- # SPDX-License-Identifier: MIT
- # Copyright © 2019-2024 Advanced Micro Devices, Inc. All rights reserved.
- 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 || ARM64 || RISCV || SPARC64 || X86_64
- select SND_HDA_COMPONENT if SND_HDA_CORE
- # !CC_IS_CLANG: https://github.com/ClangBuiltLinux/linux/issues/1752
- select DRM_AMD_DC_FP if ARCH_HAS_KERNEL_FPU_SUPPORT && !(CC_IS_CLANG && (ARM64 || RISCV))
- 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_FP
- def_bool n
- help
- Floating point support, required for DCN-based SoCs
- 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_FP
- 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
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