From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 15D9ECCA474 for ; Mon, 29 Sep 2025 02:56:01 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 36A3C10E21A; Mon, 29 Sep 2025 02:56:00 +0000 (UTC) Authentication-Results: gabe.freedesktop.org; dkim=pass (2048-bit key; unprotected) header.d=intel.com header.i=@intel.com header.b="FulCiBAL"; dkim-atps=neutral Received: from mgamail.intel.com (mgamail.intel.com [198.175.65.18]) by gabe.freedesktop.org (Postfix) with ESMTPS id ACF5210E20C for ; Mon, 29 Sep 2025 02:55:50 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1759114551; x=1790650551; h=from:to:subject:date:message-id:in-reply-to:references: mime-version:content-transfer-encoding; bh=eW8jWuM/LcgQWSN7la5WbNtI/1Zel1JYqHFHWF23sE8=; b=FulCiBALHjsfdnzASvZ2DDbM3/IjdqNz1+z4V/0/Fp7plABOpdagTTsG q07PgUQ8UX89IKn/lH1lX/Rp6pR/UtHFhb/PjRlTwVT3SWRGrIthMs9Q/ ANPNNoKSChBI7cpS6oGx+EU/eO0uCdqEsw1m/rJ6bOdRHLeywGU6dq8+6 uql/zStkzZ7GRVycOHYUVjXFeeUlShfpdHVaN3EO16iwOjcy+H1feYLqY Gbgidc0jEIRRz4TRknh0NR3FGM8eEdVoIgP/Uzq9/pz9GLgWloTLCtgJ+ 6DcD5rKh9owxeM/CKUqYVHotUFUcBrQfV3KmWgmFOPGgw/hxxNiYAKBOD g==; X-CSE-ConnectionGUID: 8qExh4LPTxe/nYvqFWF8EA== X-CSE-MsgGUID: KArA5A4aRFeh/QRZGevI1Q== X-IronPort-AV: E=McAfee;i="6800,10657,11531"; a="61398537" X-IronPort-AV: E=Sophos;i="6.17,312,1747724400"; d="scan'208";a="61398537" Received: from fmviesa005.fm.intel.com ([10.60.135.145]) by orvoesa110.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 28 Sep 2025 19:55:51 -0700 X-CSE-ConnectionGUID: IaiJmaNPQieAoQfpOuBvQQ== X-CSE-MsgGUID: Cx2D8eHuRcSHQ7aHedJD/Q== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.18,300,1751266800"; d="scan'208";a="182529271" Received: from lstrano-desk.jf.intel.com ([10.54.39.91]) by fmviesa005-auth.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 28 Sep 2025 19:55:50 -0700 From: Matthew Brost To: intel-xe@lists.freedesktop.org Subject: [PATCH v3 21/36] drm/xe/vf: Extra debug on GGTT shift Date: Sun, 28 Sep 2025 19:55:27 -0700 Message-Id: <20250929025542.1486303-22-matthew.brost@intel.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20250929025542.1486303-1-matthew.brost@intel.com> References: <20250929025542.1486303-1-matthew.brost@intel.com> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-BeenThere: intel-xe@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Intel Xe graphics driver List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-xe-bounces@lists.freedesktop.org Sender: "Intel-xe" Adding a bit of extra debugging to GGTT shift printing—specifically printing the GGTT shift value—is helpful for VF post-migration recovery. v3: - Reword commit message (Michal) - Adjust debug message (Michal) Signed-off-by: Matthew Brost Reviewed-by: Tomasz Lis --- drivers/gpu/drm/xe/xe_gt_sriov_vf.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) diff --git a/drivers/gpu/drm/xe/xe_gt_sriov_vf.c b/drivers/gpu/drm/xe/xe_gt_sriov_vf.c index 46bba0feadd0..a564f296e4b9 100644 --- a/drivers/gpu/drm/xe/xe_gt_sriov_vf.c +++ b/drivers/gpu/drm/xe/xe_gt_sriov_vf.c @@ -475,8 +475,11 @@ static int vf_get_ggtt_info(struct xe_gt *gt, bool recovery) primary_config->ggtt_base = start; err = config->ggtt_size ? 0 : -ENODATA; - if (!err && shift && recovery) + if (!err && shift && recovery) { + xe_gt_sriov_info(gt, "Shifting GGTT base by %lld to 0x%016llx\\n", + shift, config->ggtt_base); xe_tile_sriov_vf_fixup_ggtt_nodes(gt_to_tile(gt), shift); + } out: up_write(config->lock); return err; -- 2.34.1