From patchwork Mon Jun 6 21:21:58 2016 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Christoph Hellwig X-Patchwork-Id: 9159237 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id 59C5B60777 for ; Mon, 6 Jun 2016 21:26:12 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 4C1F125E13 for ; Mon, 6 Jun 2016 21:26:12 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 3F26C281F9; Mon, 6 Jun 2016 21:26:12 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-5.2 required=2.0 tests=BAYES_00, RCVD_IN_DNSWL_HI, URIBL_BLACK autolearn=ham version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 1728625E13 for ; Mon, 6 Jun 2016 21:26:11 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753346AbcFFVWk (ORCPT ); Mon, 6 Jun 2016 17:22:40 -0400 Received: from bombadil.infradead.org ([198.137.202.9]:42240 "EHLO bombadil.infradead.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753344AbcFFVWg (ORCPT ); Mon, 6 Jun 2016 17:22:36 -0400 Received: from 178.115.129.250.wireless.dyn.drei.com ([178.115.129.250] helo=localhost) by bombadil.infradead.org with esmtpsa (Exim 4.80.1 #2 (Red Hat Linux)) id 1bA1yk-0005Da-VG; Mon, 06 Jun 2016 21:22:35 +0000 From: Christoph Hellwig To: axboe@kernel.dk, keith.busch@intel.com Cc: linux-nvme@lists.infradead.org, linux-block@vger.kernel.org, linux-kernel@vger.kernel.org, Sagi Grimberg Subject: [PATCH 7/8] nvme.h: Add keep-alive opcode and identify controller attribute Date: Mon, 6 Jun 2016 23:21:58 +0200 Message-Id: <1465248119-17875-8-git-send-email-hch@lst.de> X-Mailer: git-send-email 2.1.4 In-Reply-To: <1465248119-17875-1-git-send-email-hch@lst.de> References: <1465248119-17875-1-git-send-email-hch@lst.de> X-SRS-Rewrite: SMTP reverse-path rewritten from by bombadil.infradead.org. See http://www.infradead.org/rpr.html Sender: linux-block-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-block@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP From: Sagi Grimberg KAS: keep-alive support and granularity of kato in units of 100 ms nvme_admin_keep_alive opcode: 0x18 Signed-off-by: Sagi Grimberg Signed-off-by: Christoph Hellwig --- include/linux/nvme.h | 6 +++++- 1 file changed, 5 insertions(+), 1 deletion(-) diff --git a/include/linux/nvme.h b/include/linux/nvme.h index 7525030..d8b37ba 100644 --- a/include/linux/nvme.h +++ b/include/linux/nvme.h @@ -202,7 +202,9 @@ struct nvme_id_ctrl { __u8 apsta; __le16 wctemp; __le16 cctemp; - __u8 rsvd270[242]; + __u8 rsvd270[50]; + __le16 kas; + __u8 rsvd322[190]; __u8 sqes; __u8 cqes; __le16 maxcmd; @@ -556,6 +558,7 @@ enum nvme_admin_opcode { nvme_admin_async_event = 0x0c, nvme_admin_activate_fw = 0x10, nvme_admin_download_fw = 0x11, + nvme_admin_keep_alive = 0x18, nvme_admin_format_nvm = 0x80, nvme_admin_security_send = 0x81, nvme_admin_security_recv = 0x82, @@ -580,6 +583,7 @@ enum { NVME_FEAT_WRITE_ATOMIC = 0x0a, NVME_FEAT_ASYNC_EVENT = 0x0b, NVME_FEAT_AUTO_PST = 0x0c, + NVME_FEAT_KATO = 0x0f, NVME_FEAT_SW_PROGRESS = 0x80, NVME_FEAT_HOST_ID = 0x81, NVME_FEAT_RESV_MASK = 0x82,