[PATCH] [v2] drm/nouveau: expose GSP-RM logging buffers via debugfs

[Timur Tabi]

On Wed, 2024-02-07 at 13:44 -0600, Timur Tabi wrote:
> The LOGINIT, LOGINTR, LOGRM, and LOGPMU buffers are circular buffers
> that have printf-like logs from GSP-RM and PMU encoded in them.
> 
> LOGINIT, LOGINTR, and LOGRM are allocated by Nouveau and their DMA
> addresses are passed to GSP-RM during initialization.  The buffers are
> required for GSP-RM to initialize properly.

I noticed a couple of small errors, so I'll wait for your review and post a
v3.