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mx.microsoft.com 1; spf=pass smtp.mailfrom=intel.com; dmarc=pass action=none header.from=intel.com; dkim=pass header.d=intel.com; arc=none Authentication-Results: dkim=none (message not signed) header.d=none;dmarc=none action=none header.from=intel.com; Received: from SJ2PR11MB7617.namprd11.prod.outlook.com (2603:10b6:a03:4cb::9) by SN7PR11MB7139.namprd11.prod.outlook.com (2603:10b6:806:2a2::14) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.9542.9; Wed, 21 Jan 2026 21:07:01 +0000 Received: from SJ2PR11MB7617.namprd11.prod.outlook.com ([fe80::1edf:e4d3:91d0:fd2d]) by SJ2PR11MB7617.namprd11.prod.outlook.com ([fe80::1edf:e4d3:91d0:fd2d%3]) with mapi id 15.20.9542.008; Wed, 21 Jan 2026 21:07:01 +0000 Message-ID: Date: Wed, 21 Jan 2026 13:06:58 -0800 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH] drm/xe/xe3p: Disable GuC Dynamic ICS for Xe3p To: Balasubramani Vivekanandan , CC: Gustavo Sousa References: <20260121143732.523081-2-balasubramani.vivekanandan@intel.com> Content-Language: en-US From: Daniele Ceraolo Spurio In-Reply-To: <20260121143732.523081-2-balasubramani.vivekanandan@intel.com> Content-Type: text/plain; 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Disable ICS so multi-queue can be introduced for Xe3p platforms. > > Cc: Daniele Ceraolo Spurio > Signed-off-by: Gustavo Sousa > Signed-off-by: Balasubramani Vivekanandan > --- > drivers/gpu/drm/xe/xe_guc.c | 7 +++++++ > 1 file changed, 7 insertions(+) > > diff --git a/drivers/gpu/drm/xe/xe_guc.c b/drivers/gpu/drm/xe/xe_guc.c > index 44360437beeb..e350ded92544 100644 > --- a/drivers/gpu/drm/xe/xe_guc.c > +++ b/drivers/gpu/drm/xe/xe_guc.c > @@ -608,6 +608,13 @@ static bool supports_dynamic_ics(struct xe_guc *guc) > if (xe_gt_is_media_type(gt) || gt->ccs_mode > 1) > return false; > > + /* > + * The feature is currently not compatible with platforms with support > + * to multi-queue, even if the feature is not enabled/used. > + */ > + if (GRAPHICS_VER(xe) >= 35) > + return false; This has been fixed in GuC 70.50.0, so this check shouldn't be necessary. Are you seeing any issue with that GuC version or newer? Daniele > + > /* > * Dynamic ICS requires GuC v70.40.1, which maps to compatibility > * version v1.18.4.