Re: [PATCH] drm/xe/xe3p_lpg: Add Wa_14026781792

[Matt Roper <matthew.d.roper@intel.com>]

On Thu, Feb 19, 2026 at 01:59:32PM +0530, Nitin Gote wrote:
> Wa_14026781792 applies Xe3p_LPG graphics version 35.10.
> 
> Signed-off-by: Nitin Gote <nitin.r.gote@intel.com>

Reviewed-by: Matt Roper <matthew.d.roper@intel.com>

> ---
> v2: WA officially approved for 35.10 in WA database,
>     So, only apply for 35.10 even though the text 
>     description of WA indicates that this WA applicable
>     to multiple platforms (Matt)
> 
>  drivers/gpu/drm/xe/regs/xe_gt_regs.h | 1 +
>  drivers/gpu/drm/xe/xe_wa.c           | 4 ++++
>  2 files changed, 5 insertions(+)
> 
> diff --git a/drivers/gpu/drm/xe/regs/xe_gt_regs.h b/drivers/gpu/drm/xe/regs/xe_gt_regs.h
> index a375ffd666ba..90b9017770ea 100644
> --- a/drivers/gpu/drm/xe/regs/xe_gt_regs.h
> +++ b/drivers/gpu/drm/xe/regs/xe_gt_regs.h
> @@ -131,6 +131,7 @@
>  #define   VS_HIT_MAX_VALUE_MASK			REG_GENMASK(25, 20)
>  #define   DIS_MESH_PARTIAL_AUTOSTRIP		REG_BIT(16)
>  #define   DIS_MESH_AUTOSTRIP			REG_BIT(15)
> +#define   DIS_TE_PATCH_CTRL			REG_BIT(4)
>  
>  #define VFLSKPD					XE_REG_MCR(0x62a8, XE_REG_OPTION_MASKED)
>  #define   DIS_PARTIAL_AUTOSTRIP			REG_BIT(9)
> diff --git a/drivers/gpu/drm/xe/xe_wa.c b/drivers/gpu/drm/xe/xe_wa.c
> index 61c4187dc0ae..0f52c30728a8 100644
> --- a/drivers/gpu/drm/xe/xe_wa.c
> +++ b/drivers/gpu/drm/xe/xe_wa.c
> @@ -939,6 +939,10 @@ static const struct xe_rtp_entry_sr lrc_was[] = {
>  		       ENGINE_CLASS(RENDER)),
>  	  XE_RTP_ACTIONS(SET(CHICKEN_RASTER_1, DIS_CLIP_NEGATIVE_BOUNDING_BOX))
>  	},
> +	{ XE_RTP_NAME("14026781792"),
> +	  XE_RTP_RULES(GRAPHICS_VERSION(3510), ENGINE_CLASS(RENDER)),
> +	  XE_RTP_ACTIONS(SET(FF_MODE, DIS_TE_PATCH_CTRL))
> +	},
>  };
>  
>  static __maybe_unused const struct xe_rtp_entry oob_was[] = {
> -- 
> 2.50.1
> 

-- 
Matt Roper
Graphics Software Engineer
Linux GPU Platform Enablement
Intel Corporation