Re: Proposal: Make CONFIG_DRM_TTM_HELPER a user-configurable option

[Jani Nikula <jani.nikula@linux.intel.com>]

On Thu, 14 Aug 2025, "David C. Manuelda" <stormbyte@gmail.com> wrote:
> Hi all,
>
> I'm working with external DRM drivers (such as NVIDIA's proprietary 
> module), and I've noticed that `CONFIG_DRM_TTM_HELPER` is currently not 
> user-selectable—it gets pulled in only when enabling other drivers like 
> `nouveau`, `amdgpu`, etc.
>
> This creates a situation where, in order to build support for external 
> drivers that depend on `DRM_TTM_HELPER`, one must also enable unrelated 
> DRM drivers, which may not be desired in certain setups.
>
> In my humble opinion, it would be beneficial to make `DRM_TTM_HELPER` a 
> directly selectable option in `menuconfig`. This would allow users to 
> enable it independently, without dragging in other drivers.

You can either enable it in your .config directly, or add "select
DRM_TTM_HELPER" in the out-of-tree module.

IMO convenience for out-of-tree modules is not really a consideration,
because adding new user selectable kconfig options is an inconvenience
for in-tree users.

BR,
Jani.

-- 
Jani Nikula, Intel