linux-kernel - RE: [PATCH] drm/xe/xe2lpg: Add WA 15016589081

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Message-ID: <SJ1PR11MB6204DA0CC6F9F4BB51D2136B81762@SJ1PR11MB6204.namprd11.prod.outlook.com>
Date: Mon, 30 Sep 2024 13:21:46 +0000
From: "Upadhyay, Tejas" <tejas.upadhyay@...el.com>
To: "Bhatia, Aradhya" <aradhya.bhatia@...el.com>, "Vivi, Rodrigo"
	<rodrigo.vivi@...el.com>, Maarten Lankhorst
	<maarten.lankhorst@...ux.intel.com>, Maxime Ripard <mripard@...nel.org>,
	Thomas Zimmermann <tzimmermann@...e.de>, David Airlie <airlied@...il.com>,
	Simona Vetter <simona@...ll.ch>
CC: Intel XE List <intel-xe@...ts.freedesktop.org>, DRI Devel List
	<dri-devel@...ts.freedesktop.org>, Linux Kernel List
	<linux-kernel@...r.kernel.org>, Jani Nikula <jani.nikula@...ux.intel.com>,
	"Roper, Matthew D" <matthew.d.roper@...el.com>, "Ghimiray, Himal Prasad"
	<himal.prasad.ghimiray@...el.com>, "Sousa, Gustavo" <gustavo.sousa@...el.com>
Subject: RE: [PATCH] drm/xe/xe2lpg: Add WA 15016589081



> -----Original Message-----
> From: Bhatia, Aradhya <aradhya.bhatia@...el.com>
> Sent: Monday, September 30, 2024 5:36 PM
> To: Vivi, Rodrigo <rodrigo.vivi@...el.com>; Maarten Lankhorst
> <maarten.lankhorst@...ux.intel.com>; Maxime Ripard
> <mripard@...nel.org>; Thomas Zimmermann <tzimmermann@...e.de>;
> David Airlie <airlied@...il.com>; Simona Vetter <simona@...ll.ch>
> Cc: Intel XE List <intel-xe@...ts.freedesktop.org>; DRI Devel List <dri-
> devel@...ts.freedesktop.org>; Linux Kernel List <linux-
> kernel@...r.kernel.org>; Jani Nikula <jani.nikula@...ux.intel.com>; Roper,
> Matthew D <matthew.d.roper@...el.com>; Upadhyay, Tejas
> <tejas.upadhyay@...el.com>; Ghimiray, Himal Prasad
> <himal.prasad.ghimiray@...el.com>; Sousa, Gustavo
> <gustavo.sousa@...el.com>; Bhatia, Aradhya <aradhya.bhatia@...el.com>
> Subject: [PATCH] drm/xe/xe2lpg: Add WA 15016589081

Also please mention "drm/xe/xe2lpg: Extend Wa_15016589081 for xe2lpg"
Wa_15016589081 is for making uniform subject across WAs.
 
Tejas
> 
> Add workaround (wa) 15016589081 which applies to Xe2_v3_LPG_MD.
> 
> Xe2_v3_LPG_MD is a Lunar Lake platform with GFX version: 20.04.
> This wa is type: permanent, and hence is applicable on all steppings.
> 
> Signed-off-by: Aradhya Bhatia <aradhya.bhatia@...el.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
> 22c148b1e996..2f9cde4b7d45 100644
> --- a/drivers/gpu/drm/xe/xe_wa.c
> +++ b/drivers/gpu/drm/xe/xe_wa.c
> @@ -710,6 +710,10 @@ static const struct xe_rtp_entry_sr lrc_was[] = {
>  			     DIS_PARTIAL_AUTOSTRIP |
>  			     DIS_AUTOSTRIP))
>  	},
> +	{ XE_RTP_NAME("15016589081"),
> +	  XE_RTP_RULES(GRAPHICS_VERSION(2004),
> ENGINE_CLASS(RENDER)),
> +	  XE_RTP_ACTIONS(SET(CHICKEN_RASTER_1,
> DIS_CLIP_NEGATIVE_BOUNDING_BOX))
> +	},
> 
>  	/* Xe2_HPG */
>  	{ XE_RTP_NAME("15010599737"),
> 
> base-commit: 0c8650b09a365f4a31fca1d1d1e9d99c56071128
> --
> 2.34.1