Re: [PATCH] drm/i915/fbc: update the impacted platforms in wa_22014263786

["Govindapillai, Vinod" <vinod.govindapillai@intel.com>]

On Thu, 2025-09-25 at 13:15 +0000, Garg, Nemesa wrote:
> 
> 
> > -----Original Message-----
> > From: Intel-gfx <intel-gfx-bounces@lists.freedesktop.org> On Behalf Of Vinod
> > Govindapillai
> > Sent: Wednesday, September 24, 2025 3:33 PM
> > To: intel-xe@lists.freedesktop.org; intel-gfx@lists.freedesktop.org
> > Cc: Govindapillai, Vinod <vinod.govindapillai@intel.com>; Hogander, Jouni
> > <jouni.hogander@intel.com>; Joshi, Kunal1 <kunal1.joshi@intel.com>;
> > Saarinen, Jani <jani.saarinen@intel.com>
> > Subject: [PATCH] drm/i915/fbc: update the impacted platforms in
> > wa_22014263786
> > 
> > wa_22014263786 is not applicable to the BMG and hence exclude it from the
> > wa.
> > 
> > Bspec: 74212, 66624
> > Signed-off-by: Vinod Govindapillai <vinod.govindapillai@intel.com>
> > ---
> >  drivers/gpu/drm/i915/display/intel_fbc.c | 3 ++-
> >  1 file changed, 2 insertions(+), 1 deletion(-)
> > 
> > diff --git a/drivers/gpu/drm/i915/display/intel_fbc.c
> > b/drivers/gpu/drm/i915/display/intel_fbc.c
> > index 0d380c825791..2938ee4b64d8 100644
> > --- a/drivers/gpu/drm/i915/display/intel_fbc.c
> > +++ b/drivers/gpu/drm/i915/display/intel_fbc.c
> > @@ -934,7 +934,8 @@ static void intel_fbc_program_workarounds(struct
> > intel_fbc *fbc)
> >  			     0, DPFC_CHICKEN_COMP_DUMMY_PIXEL);
> > 
> >  	/* Wa_22014263786:icl,jsl,tgl,dg1,rkl,adls,adlp,mtl */
> > -	if (DISPLAY_VER(display) >= 11 && !display->platform.dg2)
> > +	if (DISPLAY_VER(display) >= 11 && !display->platform.dg2 &&
> > +	    !display->platform.battlemage)
> >  		intel_de_rmw(display, ILK_DPFC_CHICKEN(fbc->id),
> >  			     0, DPFC_CHICKEN_FORCE_SLB_INVALIDATION);
> > 
> From wa it seems that it is limited to display 14.

Yes! I misinterpreted the "Project" column in bspec 66624! will update the patch!

Vinod

> 
> Thanks and Regards,
> Nemesa
> > --
> > 2.43.0
>