Re: [Intel-gfx] [PATCH] drm/i915: Split GAM and MSLICE steering

2022-09-21 Thread Kumar Valsan, Prathap
On Wed, Sep 21, 2022 at 12:26:17PM -0700, Matt Roper wrote: > On Wed, Sep 21, 2022 at 12:58:08PM -0400, Kumar Valsan, Prathap wrote: > > On Fri, Sep 16, 2022 at 07:53:40AM -0700, Matt Roper wrote: > > > On Fri, Sep 16, 2022 at 10:02:32AM +0100, Tvrtko Ursulin wrote: > > > > > > > > On 16/09/2022 0

Re: [Intel-gfx] [PATCH] drm/i915: Split GAM and MSLICE steering

2022-09-21 Thread Matt Roper
On Wed, Sep 21, 2022 at 12:58:08PM -0400, Kumar Valsan, Prathap wrote: > On Fri, Sep 16, 2022 at 07:53:40AM -0700, Matt Roper wrote: > > On Fri, Sep 16, 2022 at 10:02:32AM +0100, Tvrtko Ursulin wrote: > > > > > > On 16/09/2022 02:43, Matt Roper wrote: > > > > Although the bspec lists several MMIO

Re: [Intel-gfx] [PATCH] drm/i915: Split GAM and MSLICE steering

2022-09-21 Thread Kumar Valsan, Prathap
On Fri, Sep 16, 2022 at 07:53:40AM -0700, Matt Roper wrote: > On Fri, Sep 16, 2022 at 10:02:32AM +0100, Tvrtko Ursulin wrote: > > > > On 16/09/2022 02:43, Matt Roper wrote: > > > Although the bspec lists several MMIO ranges as "MSLICE," it turns out > > > that a subset of these are of a "GAM" subc

Re: [Intel-gfx] [PATCH] drm/i915: Split GAM and MSLICE steering

2022-09-16 Thread Matt Roper
On Fri, Sep 16, 2022 at 10:02:32AM +0100, Tvrtko Ursulin wrote: > > On 16/09/2022 02:43, Matt Roper wrote: > > Although the bspec lists several MMIO ranges as "MSLICE," it turns out > > that a subset of these are of a "GAM" subclass that has unique rules and > > doesn't followed regular mslice ste

Re: [Intel-gfx] [PATCH] drm/i915: Split GAM and MSLICE steering

2022-09-16 Thread Tvrtko Ursulin
On 16/09/2022 02:43, Matt Roper wrote: Although the bspec lists several MMIO ranges as "MSLICE," it turns out that a subset of these are of a "GAM" subclass that has unique rules and doesn't followed regular mslice steering behavior. * Xe_HP SDV: GAM ranges must always be steered to 0,0. T