Re: [Intel-gfx] [PATCH v2 37/50] drm/i915/dg2: Add dbuf programming

2021-07-16 Thread Souza, Jose
On Tue, 2021-07-13 at 20:15 -0700, Matt Roper wrote: > DG2 extends our DDB to four DBuf slices; pipes A+B only have access to > the first two slices, whereas pipes C+D only have access to the second > two. > > Confusingly, our bspec decided to switch from 1-based numbering > of dbuf slices (S1, S2

[Intel-gfx] [PATCH v2 37/50] drm/i915/dg2: Add dbuf programming

2021-07-13 Thread Matt Roper
DG2 extends our DDB to four DBuf slices; pipes A+B only have access to the first two slices, whereas pipes C+D only have access to the second two. Confusingly, our bspec decided to switch from 1-based numbering of dbuf slices (S1, S2) to 0-based numbering (S0, S1, S2, S3) in Display13. At the mom