KFD has been confirmed that can run on LoongArch systems.
It's necessary to support CONFIG_HSA_AMD on LoongArch.

Signed-off-by: Han Gao <rabenda.cn@gmail.com>
---
 drivers/gpu/drm/amd/amdkfd/Kconfig | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/amd/amdkfd/Kconfig b/drivers/gpu/drm/amd/amdkfd/Kconfig
index 62e88e5362e9..b2387d529bf0 100644
--- a/drivers/gpu/drm/amd/amdkfd/Kconfig
+++ b/drivers/gpu/drm/amd/amdkfd/Kconfig
@@ -5,7 +5,7 @@
 
 config HSA_AMD
 	bool "HSA kernel driver for AMD GPU devices"
-	depends on DRM_AMDGPU && (X86_64 || ARM64 || PPC64 || (RISCV && 64BIT))
+	depends on DRM_AMDGPU && (X86_64 || ARM64 || PPC64 || (RISCV && 64BIT) || LOONGARCH)
 	select HMM_MIRROR
 	select MMU_NOTIFIER
 	select DRM_AMDGPU_USERPTR
-- 
2.47.2

On 2025-07-05 04:05, Han Gao wrote:
> KFD has been confirmed that can run on LoongArch systems.
> It's necessary to support CONFIG_HSA_AMD on LoongArch.
>
> Signed-off-by: Han Gao <rabenda.cn@gmail.com>
> ---
>   drivers/gpu/drm/amd/amdkfd/Kconfig | 2 +-
>   1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/gpu/drm/amd/amdkfd/Kconfig b/drivers/gpu/drm/amd/amdkfd/Kconfig
> index 62e88e5362e9..b2387d529bf0 100644
> --- a/drivers/gpu/drm/amd/amdkfd/Kconfig
> +++ b/drivers/gpu/drm/amd/amdkfd/Kconfig
> @@ -5,7 +5,7 @@
>   
>   config HSA_AMD
>   	bool "HSA kernel driver for AMD GPU devices"
> -	depends on DRM_AMDGPU && (X86_64 || ARM64 || PPC64 || (RISCV && 64BIT))
> +	depends on DRM_AMDGPU && (X86_64 || ARM64 || PPC64 || (RISCV && 64BIT) || LOONGARCH)

Is LOONGARCH always 64-bit? If not, please make this (LOONGARCH && 64BIT).

Other than that, I have no objections to applying this patch.

Regards,
   Felix


>   	select HMM_MIRROR
>   	select MMU_NOTIFIER
>   	select DRM_AMDGPU_USERPTR

On Tue, Jul 8, 2025 at 6:12 AM Felix Kuehling <felix.kuehling@amd.com> wrote:
>
> On 2025-07-05 04:05, Han Gao wrote:
> > KFD has been confirmed that can run on LoongArch systems.
> > It's necessary to support CONFIG_HSA_AMD on LoongArch.
> >
> > Signed-off-by: Han Gao <rabenda.cn@gmail.com>
> > ---
> >   drivers/gpu/drm/amd/amdkfd/Kconfig | 2 +-
> >   1 file changed, 1 insertion(+), 1 deletion(-)
> >
> > diff --git a/drivers/gpu/drm/amd/amdkfd/Kconfig b/drivers/gpu/drm/amd/amdkfd/Kconfig
> > index 62e88e5362e9..b2387d529bf0 100644
> > --- a/drivers/gpu/drm/amd/amdkfd/Kconfig
> > +++ b/drivers/gpu/drm/amd/amdkfd/Kconfig
> > @@ -5,7 +5,7 @@
> >
> >   config HSA_AMD
> >       bool "HSA kernel driver for AMD GPU devices"
> > -     depends on DRM_AMDGPU && (X86_64 || ARM64 || PPC64 || (RISCV && 64BIT))
> > +     depends on DRM_AMDGPU && (X86_64 || ARM64 || PPC64 || (RISCV && 64BIT) || LOONGARCH)
>
> Is LOONGARCH always 64-bit? If not, please make this (LOONGARCH && 64BIT).
Got it, will submit v2 later.
>
> Other than that, I have no objections to applying this patch.
>
> Regards,
>    Felix
>
>
> >       select HMM_MIRROR
> >       select MMU_NOTIFIER
> >       select DRM_AMDGPU_USERPTR