Re: [PATCH 0/6] drm/msm: fbdev: Use client buffers

Dmitry Baryshkov
2026-04-22T00:14:16Z

On Tue, Apr 21, 2026 at 07:08:31PM +0300, Dmitry Baryshkov wrote:
> On Tue, Apr 21, 2026 at 02:51:13PM +0200, Thomas Zimmermann wrote:
> > A client buffer holds the DRM framebuffer for an in-kernel DRM
> > client. Until now, msm created an internal ad-hoc framebuffer for
> > its fbdev emulation, while by-passing the regular interfaces used by
> > user-space compositors.
>
> I assume this was somewhat because we supported using the stolen memory
> for FB. Support for it has been dropped when we moved to GPUVM.
>
> Rob, would it be possible to get it back at some point?
>
> Thomas, would the series prevent us from using the stolen memory for FB?

And answering my question, no, we still can continue using stolen memory
for the FB.

--
With best wishes
Dmitry