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 121D6EEE25C for ; Thu, 12 Sep 2024 20:38:35 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id D1CE310EC49; Thu, 12 Sep 2024 20:38:34 +0000 (UTC) Authentication-Results: gabe.freedesktop.org; dkim=pass (2048-bit key; unprotected) header.d=intel.com header.i=@intel.com header.b="J9ZogG3i"; dkim-atps=neutral Received: from mgamail.intel.com (mgamail.intel.com [192.198.163.9]) by gabe.freedesktop.org (Postfix) with ESMTPS id E6E1910EC4B for ; Thu, 12 Sep 2024 20:38:33 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1726173514; x=1757709514; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=6sjssBOOHmp2YmPamAfj89gUUoMBZ2y5nOC5OhNbHrk=; b=J9ZogG3iXk0SSMl6O0sRvQ4zBjvZaeDrfZmy6EQgm0rU8n5h1yRQBBNh e1bL7o54CwKG3LtuQZTiWxUT/Bwt/S7zcE8blphHMF+YTKW7aDxlKu/0s j/dJr01cNlMOaIegycZs8ByYVRfDHkGYMYGaAhiSmKE/ZIGpFH8gdmdjm IVoRa1ms9qNQ0hoX6nIhemNZr6RDn8EhyxBvrt9pPb9RbeAIVEItfaXle G49j3ZkTyszc5N48lOrr8pr6cLVbRoeLE22XlVef3VUhG8mNl7jkqOeDL j/SMhsbb/s+psLZNyh+DehFGVbaoEI4oDqD8a7y6b9iTpfIqkBzq9qsSm A==; X-CSE-ConnectionGUID: S19hl+WaTsyS1hkmEKKEGA== X-CSE-MsgGUID: ewJ4hyAETO24mJPWfmfH8Q== X-IronPort-AV: E=McAfee;i="6700,10204,11193"; a="35725115" X-IronPort-AV: E=Sophos;i="6.10,224,1719903600"; d="scan'208";a="35725115" Received: from orviesa006.jf.intel.com ([10.64.159.146]) by fmvoesa103.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 12 Sep 2024 13:38:34 -0700 X-CSE-ConnectionGUID: mvumyYqIRx2AiA6h3QdEXQ== X-CSE-MsgGUID: xWF7e64HQn271g7fxuLsPg== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.10,224,1719903600"; d="scan'208";a="68126781" Received: from mwajdecz-mobl.ger.corp.intel.com ([10.245.84.117]) by orviesa006-auth.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 12 Sep 2024 13:38:33 -0700 From: Michal Wajdeczko To: intel-xe@lists.freedesktop.org Cc: Michal Wajdeczko , =?UTF-8?q?Micha=C5=82=20Winiarski?= , Tomasz Lis Subject: [PATCH 2/6] drm/xe/guc: Add PF2GUC_SAVE_RESTORE_VF to ABI Date: Thu, 12 Sep 2024 22:38:13 +0200 Message-Id: <20240912203817.1880-3-michal.wajdeczko@intel.com> X-Mailer: git-send-email 2.21.0 In-Reply-To: <20240912203817.1880-1-michal.wajdeczko@intel.com> References: <20240912203817.1880-1-michal.wajdeczko@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" In upcoming patches we will add support to the PF driver to save and restore a VF state maintained by the GuC to allow VF migration. Add necessary H2G definitions to our GuC firmware ABI header. Signed-off-by: Michal Wajdeczko Cc: Michał Winiarski Cc: Tomasz Lis --- .../gpu/drm/xe/abi/guc_actions_sriov_abi.h | 61 +++++++++++++++++++ 1 file changed, 61 insertions(+) diff --git a/drivers/gpu/drm/xe/abi/guc_actions_sriov_abi.h b/drivers/gpu/drm/xe/abi/guc_actions_sriov_abi.h index 181180f5945c..b6a1852749dd 100644 --- a/drivers/gpu/drm/xe/abi/guc_actions_sriov_abi.h +++ b/drivers/gpu/drm/xe/abi/guc_actions_sriov_abi.h @@ -557,4 +557,65 @@ #define VF2GUC_QUERY_SINGLE_KLV_RESPONSE_MSG_2_VALUE64 GUC_HXG_REQUEST_MSG_n_DATAn #define VF2GUC_QUERY_SINGLE_KLV_RESPONSE_MSG_3_VALUE96 GUC_HXG_REQUEST_MSG_n_DATAn +/** + * DOC: PF2GUC_SAVE_RESTORE_VF + * + * This message is used by the PF to migrate VF info state maintained by the GuC. + * + * This message must be sent as `CTB HXG Message`_. + * + * Available since GuC version 70.25.0 + * + * +---+-------+--------------------------------------------------------------+ + * | | Bits | Description | + * +===+=======+==============================================================+ + * | 0 | 31 | ORIGIN = GUC_HXG_ORIGIN_HOST_ | + * | +-------+--------------------------------------------------------------+ + * | | 30:28 | TYPE = GUC_HXG_TYPE_REQUEST_ | + * | +-------+--------------------------------------------------------------+ + * | | 27:16 | DATA0 = **OPCODE** - operation to take: | + * | | | | + * | | | - _`GUC_PF_OPCODE_VF_SAVE` = 0 | + * | | | - _`GUC_PF_OPCODE_VF_RESTORE` = 1 | + * | +-------+--------------------------------------------------------------+ + * | | 15:0 | ACTION = _`GUC_ACTION_PF2GUC_SAVE_RESTORE_VF` = 0x550B | + * +---+-------+--------------------------------------------------------------+ + * | 1 | 31:0 | **VFID** - VF identifier | + * +---+-------+--------------------------------------------------------------+ + * | 2 | 31:0 | **ADDR_LO** - lower 32-bits of GGTT offset to the buffer | + * | | | where the VF info will be save to or restored from. | + * +---+-------+--------------------------------------------------------------+ + * | 3 | 31:0 | **ADDR_HI** - upper 32-bits of GGTT offset to the buffer | + * | | | where the VF info will be save to or restored from. | + * +---+-------+--------------------------------------------------------------+ + * | 4 | 27:0 | **SIZE** - size of the buffer (in dwords) | + * | +-------+--------------------------------------------------------------+ + * | | 31:28 | MBZ | + * +---+-------+--------------------------------------------------------------+ + * + * +---+-------+--------------------------------------------------------------+ + * | | Bits | Description | + * +===+=======+==============================================================+ + * | 0 | 31 | ORIGIN = GUC_HXG_ORIGIN_GUC_ | + * | +-------+--------------------------------------------------------------+ + * | | 30:28 | TYPE = GUC_HXG_TYPE_RESPONSE_SUCCESS_ | + * | +-------+--------------------------------------------------------------+ + * | | 27:0 | DATA0 = **USED** - size of used buffer space (in dwords) | + * +---+-------+--------------------------------------------------------------+ + */ +#define GUC_ACTION_PF2GUC_SAVE_RESTORE_VF 0x550Bu + +#define PF2GUC_SAVE_RESTORE_VF_REQUEST_MSG_LEN (GUC_HXG_EVENT_MSG_MIN_LEN + 4u) +#define PF2GUC_SAVE_RESTORE_VF_REQUEST_MSG_0_OPCODE GUC_HXG_EVENT_MSG_0_DATA0 +#define GUC_PF_OPCODE_VF_SAVE 0u +#define GUC_PF_OPCODE_VF_RESTORE 1u +#define PF2GUC_SAVE_RESTORE_VF_REQUEST_MSG_1_VFID GUC_HXG_EVENT_MSG_n_DATAn +#define PF2GUC_SAVE_RESTORE_VF_REQUEST_MSG_2_ADDR_LO GUC_HXG_EVENT_MSG_n_DATAn +#define PF2GUC_SAVE_RESTORE_VF_REQUEST_MSG_3_ADDR_HI GUC_HXG_EVENT_MSG_n_DATAn +#define PF2GUC_SAVE_RESTORE_VF_REQUEST_MSG_4_SIZE (0xfffffffu << 0) +#define PF2GUC_SAVE_RESTORE_VF_REQUEST_MSG_4_MBZ (0xfu << 28) + +#define PF2GUC_SAVE_RESTORE_VF_RESPONSE_MSG_LEN GUC_HXG_RESPONSE_MSG_MIN_LEN +#define PF2GUC_SAVE_RESTORE_VF_RESPONSE_MSG_0_USED GUC_HXG_RESPONSE_MSG_0_DATA0 + #endif -- 2.43.0