Re: [RFC PATCH 0/4] DirectX on Linux

[Sasha Levin]

On Tue, Jun 16, 2020 at 12:51:13PM +0200, Pavel Machek wrote:
> Hi!
>
> > > The driver creates the /dev/dxg device, which can be opened by user mode
> > > application and handles their ioctls. The IOCTL interface to the driver
> > > is defined in dxgkmthk.h (Dxgkrnl Graphics Port Driver ioctl
> > > definitions). The interface matches the D3DKMT interface on Windows.
> > > Ioctls are implemented in ioctl.c.
> >
> > Echoing what others said, you're not making a DRM driver. The driver should live outside
> > of the DRM code.
>
> Actually, this sounds to me like "this should not be merged into linux kernel". I mean,
> we already have DRM API on Linux. We don't want another one, do we?

This driver doesn't have any display functionality.

> And at the very least... this misses API docs for /dev/dxg. Code can't really
> be reviewed without that.

The docs live here: https://docs.microsoft.com/en-us/windows-hardware/drivers/ddi/d3dkmthk/

--
Thanks,
Sasha