Re: [PATCH 3/3] drm/amd/display: Support DRM_AMD_DC_FP on RISC-V

On Mon, Dec 11, 2023 at 11:12:42PM -0800, Christoph Hellwig wrote: > On Thu, Dec 07, 2023 at 10:49:53PM -0600, Samuel Holland wrote: > > Actually tracking all possibly-FPU-tainted functions and their call sites is > > probably possible, but a much larger task. > > I think objtool should be able to

Re: [PATCH 3/3] drm/amd/display: Support DRM_AMD_DC_FP on RISC-V

On Thu, Dec 07, 2023 at 10:49:53PM -0600, Samuel Holland wrote: > Actually tracking all possibly-FPU-tainted functions and their call sites is > probably possible, but a much larger task. I think objtool should be able to do that reasonably easily, it already does it for checking section where use

Re: [PATCH 3/3] drm/amd/display: Support DRM_AMD_DC_FP on RISC-V

Hi Christoph, On 2023-11-22 2:40 AM, Christoph Hellwig wrote: >> -select DRM_AMD_DC_FP if (X86 || LOONGARCH || (PPC64 && ALTIVEC) || >> (ARM64 && KERNEL_MODE_NEON && !CC_IS_CLANG)) >> +select DRM_AMD_DC_FP if ARM64 && KERNEL_MODE_NEON && !CC_IS_CLANG >> +select DRM_AMD_DC_FP if PPC64

Re: [PATCH 3/3] drm/amd/display: Support DRM_AMD_DC_FP on RISC-V

> - select DRM_AMD_DC_FP if (X86 || LOONGARCH || (PPC64 && ALTIVEC) || > (ARM64 && KERNEL_MODE_NEON && !CC_IS_CLANG)) > + select DRM_AMD_DC_FP if ARM64 && KERNEL_MODE_NEON && !CC_IS_CLANG > + select DRM_AMD_DC_FP if PPC64 && ALTIVEC > + select DRM_AMD_DC_FP if RISCV && FPU > +