[Intel-gfx] [PATCH v2 5/7] drm/i915/mtl: Handle wopcm per-GT and limit calculations.

Matt Roper matthew.d.roper at intel.com
Wed Oct 19 03:46:43 UTC 2022


On Tue, Oct 18, 2022 at 05:44:38PM -0700, John Harrison wrote:
> On 10/12/2022 17:03, Daniele Ceraolo Spurio wrote:
> > From: Aravind Iddamsetty <aravind.iddamsetty at intel.com>
> > 
...
> > diff --git a/drivers/gpu/drm/i915/intel_wopcm.c b/drivers/gpu/drm/i915/gt/intel_wopcm.c
> > similarity index 86%
> > rename from drivers/gpu/drm/i915/intel_wopcm.c
> > rename to drivers/gpu/drm/i915/gt/intel_wopcm.c
> > index 322fb9eeb880..487fbbbdf3d6 100644
> > --- a/drivers/gpu/drm/i915/intel_wopcm.c
> > +++ b/drivers/gpu/drm/i915/gt/intel_wopcm.c
> > @@ -43,6 +43,7 @@
> >   /* Default WOPCM size is 2MB from Gen11, 1MB on previous platforms */
> >   #define GEN11_WOPCM_SIZE		SZ_2M
> >   #define GEN9_WOPCM_SIZE			SZ_1M
> > +#define XELPM_SAMEDIA_WOPCM_SIZE	SZ_2M
> XELPM? Isn't it just XELP?

Xe_LP is the older TGL-ADL gfx IP name.  MTL's media IP is called
Xe_LPM+ (which we should label as XELPMP in code, so it looks like the
final "P" is missing here).


Matt

-- 
Matt Roper
Graphics Software Engineer
VTT-OSGC Platform Enablement
Intel Corporation


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