[Intel-xe] [PATCH] drm/xe: Add Wa_14019877138

[Matt Roper]

On Fri, Nov 03, 2023 at 11:16:41AM +0530, Haridhar Kalvala wrote:
> Enable Force Dispatch Ends Collection for DG2.
> 
> BSpec: 46001
> 
> Signed-off-by: Haridhar Kalvala <haridhar.kalvala at intel.com>
> ---
>  drivers/gpu/drm/xe/xe_wa.c | 4 ++++
>  1 file changed, 4 insertions(+)
> 
> diff --git a/drivers/gpu/drm/xe/xe_wa.c b/drivers/gpu/drm/xe/xe_wa.c
> index 2f1782db267b..6b6dea233d80 100644
> --- a/drivers/gpu/drm/xe/xe_wa.c
> +++ b/drivers/gpu/drm/xe/xe_wa.c
> @@ -671,6 +671,10 @@ static const struct xe_rtp_entry_sr lrc_was[] = {
>  	  XE_RTP_RULES(PLATFORM(DG2)),
>  	  XE_RTP_ACTIONS(SET(CACHE_MODE_1, MSAA_OPTIMIZATION_REDUC_DISABLE))
>  	},
> +	{ XE_RTP_NAME("14019877138"),
> +	  XE_RTP_RULES(SUBPLATFORM(DG2, G12)),

Why just DG2-G12?  According to the workaround database, this applies to
all variants of DG2 and all versions of Xe_LPG as well.


Matt

> +	  XE_RTP_ACTIONS(SET(XEHP_PSS_CHICKEN, FD_END_COLLECT))
> +	},
>  
>  	/* PVC */
>  
> -- 
> 2.25.1
> 

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