[PATCH -next 2/3] drm/amdgpu: use clamp() in amdgpu_vm_adjust_size()
Christian König
christian.koenig at amd.com
Fri Aug 30 14:19:09 UTC 2024
Am 30.08.24 um 03:22 schrieb Li Zetao:
> When it needs to get a value within a certain interval, using clamp()
> makes the code easier to understand than min(max()).
>
> Signed-off-by: Li Zetao <lizetao1 at huawei.com>
This patch and #1 is a nice cleanup and Reviewed-by: Christian König
<christian.koenig at amd.com>
But as Alex also pointed out patch #3 is for Nouveau and not amdgpu.
Regards,
Christian.
> ---
> drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
> index e20d19ae01b2..40f9a5d4f3c0 100644
> --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
> +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
> @@ -2224,7 +2224,7 @@ void amdgpu_vm_adjust_size(struct amdgpu_device *adev, uint32_t min_vm_size,
> phys_ram_gb = ((uint64_t)si.totalram * si.mem_unit +
> (1 << 30) - 1) >> 30;
> vm_size = roundup_pow_of_two(
> - min(max(phys_ram_gb * 3, min_vm_size), max_size));
> + clamp(phys_ram_gb * 3, min_vm_size, max_size));
> }
>
> adev->vm_manager.max_pfn = (uint64_t)vm_size << 18;
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