From patchwork Mon Nov 16 13:10:06 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Roman Bolshakov X-Patchwork-Id: 11908445 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 67B2F14C0 for ; Mon, 16 Nov 2020 13:11:34 +0000 (UTC) Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id E1D5D2067C for ; Mon, 16 Nov 2020 13:11:33 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=yadro.com header.i=@yadro.com header.b="OOOFX+dW" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org E1D5D2067C Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=yadro.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=qemu-devel-bounces+patchwork-qemu-devel=patchwork.kernel.org@nongnu.org Received: from localhost ([::1]:52468 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1keeI8-0005MN-Ta for patchwork-qemu-devel@patchwork.kernel.org; Mon, 16 Nov 2020 08:11:32 -0500 Received: from eggs.gnu.org ([2001:470:142:3::10]:40384) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1keeH4-00040m-Ft for qemu-devel@nongnu.org; Mon, 16 Nov 2020 08:10:26 -0500 Received: from mta-02.yadro.com ([89.207.88.252]:35650 helo=mta-01.yadro.com) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1keeH2-0002qg-Na for qemu-devel@nongnu.org; Mon, 16 Nov 2020 08:10:26 -0500 Received: from localhost (unknown [127.0.0.1]) by mta-01.yadro.com (Postfix) with ESMTP id 5F6C141396; Mon, 16 Nov 2020 13:10:23 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=yadro.com; h= content-type:content-type:content-transfer-encoding:mime-version :references:in-reply-to:x-mailer:message-id:date:date:subject :subject:from:from:received:received:received; s=mta-01; t= 1605532222; x=1607346623; bh=NkZL88GV2C/4arjpUh/JrUJtze4bu+ghmiN O15N3+Vo=; b=OOOFX+dWXniSWqJRZJFpU6D4//nHdq4Cz3eTsm7pXVLCU/daNP7 6XAxp3y9oNm20pCRB2C1Zrtw4cFRnIXk1EGl9BaLtvntZmRFjoGsxA4A7InK+D/Q WMKBQ53VgpDqt2FC3lz6pD2/hInEg6ycPy5ONnkue/mOiU5dDTQpJ2y4= X-Virus-Scanned: amavisd-new at yadro.com Received: from mta-01.yadro.com ([127.0.0.1]) by localhost (mta-01.yadro.com [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id p7_aHXS5jNGk; Mon, 16 Nov 2020 16:10:22 +0300 (MSK) Received: from T-EXCH-04.corp.yadro.com (t-exch-04.corp.yadro.com [172.17.100.104]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-SHA384 (256/256 bits)) (No client certificate requested) by mta-01.yadro.com (Postfix) with ESMTPS id 6B82941392; Mon, 16 Nov 2020 16:10:22 +0300 (MSK) Received: from localhost (172.17.204.212) by T-EXCH-04.corp.yadro.com (172.17.100.104) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA384_P384) id 15.1.669.32; Mon, 16 Nov 2020 16:10:21 +0300 From: Roman Bolshakov To: Subject: [PATCH for-6.0 1/6] qapi: Add query-accel command Date: Mon, 16 Nov 2020 16:10:06 +0300 Message-ID: <20201116131011.26607-2-r.bolshakov@yadro.com> X-Mailer: git-send-email 2.29.2 In-Reply-To: <20201116131011.26607-1-r.bolshakov@yadro.com> References: <20201116131011.26607-1-r.bolshakov@yadro.com> MIME-Version: 1.0 X-Originating-IP: [172.17.204.212] X-ClientProxiedBy: T-EXCH-01.corp.yadro.com (172.17.10.101) To T-EXCH-04.corp.yadro.com (172.17.100.104) Received-SPF: pass client-ip=89.207.88.252; envelope-from=r.bolshakov@yadro.com; helo=mta-01.yadro.com X-detected-operating-system: by eggs.gnu.org: First seen = 2020/11/16 08:10:19 X-ACL-Warn: Detected OS = Linux 3.11 and newer [fuzzy] X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Roman Bolshakov , Markus Armbruster , Eduardo Habkost Errors-To: qemu-devel-bounces+patchwork-qemu-devel=patchwork.kernel.org@nongnu.org Sender: "Qemu-devel" There's a problem for management applications to determine if certain accelerators available. Generic QMP command should help with that. Signed-off-by: Roman Bolshakov --- monitor/qmp-cmds.c | 15 +++++++++++++++ qapi/machine.json | 19 +++++++++++++++++++ 2 files changed, 34 insertions(+) diff --git a/monitor/qmp-cmds.c b/monitor/qmp-cmds.c index a08143b323..0454394e76 100644 --- a/monitor/qmp-cmds.c +++ b/monitor/qmp-cmds.c @@ -62,6 +62,21 @@ KvmInfo *qmp_query_kvm(Error **errp) return info; } +KvmInfo *qmp_query_accel(const char *name, Error **errp) +{ + KvmInfo *info = g_malloc0(sizeof(*info)); + + AccelClass *ac = accel_find(name); + + if (ac) { + info->enabled = *ac->allowed; + info->present = true; + } + + return info; +} + + UuidInfo *qmp_query_uuid(Error **errp) { UuidInfo *info = g_malloc0(sizeof(*info)); diff --git a/qapi/machine.json b/qapi/machine.json index 7c9a263778..11f364fab4 100644 --- a/qapi/machine.json +++ b/qapi/machine.json @@ -591,6 +591,25 @@ ## { 'command': 'query-kvm', 'returns': 'KvmInfo' } +## +# @query-accel: +# +# Returns information about an accelerator +# +# Returns: @KvmInfo +# +# Since: 6.0.0 +# +# Example: +# +# -> { "execute": "query-accel", "arguments": { "name": "kvm" } } +# <- { "return": { "enabled": true, "present": true } } +# +## +{ 'command': 'query-accel', + 'data': { 'name': 'str' }, + 'returns': 'KvmInfo' } + ## # @NumaOptionsType: #