From patchwork Fri Jul 6 12:30:28 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Asutosh Das (asd)" X-Patchwork-Id: 10511597 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 49D49603D7 for ; Fri, 6 Jul 2018 12:41:16 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 3B91B285FC for ; Fri, 6 Jul 2018 12:41:16 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 3008628610; Fri, 6 Jul 2018 12:41:16 +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=-7.9 required=2.0 tests=BAYES_00, MAILING_LIST_MULTI, RCVD_IN_DNSWL_HI autolearn=unavailable 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 E310A285FC for ; Fri, 6 Jul 2018 12:41:15 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S933061AbeGFMik (ORCPT ); Fri, 6 Jul 2018 08:38:40 -0400 Received: from alexa-out-blr-02.qualcomm.com ([103.229.18.198]:56668 "EHLO alexa-out-blr.qualcomm.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S933039AbeGFMii (ORCPT ); Fri, 6 Jul 2018 08:38:38 -0400 X-Greylist: delayed 437 seconds by postgrey-1.27 at vger.kernel.org; Fri, 06 Jul 2018 08:38:37 EDT X-IronPort-AV: E=Sophos;i="5.51,316,1526322600"; d="scan'208";a="98684" Received: from ironmsg03-blr.qualcomm.com ([10.86.208.132]) by alexa-out-blr.qualcomm.com with ESMTP/TLS/AES256-SHA; 06 Jul 2018 18:00:51 +0530 X-IronPort-AV: E=McAfee;i="5900,7806,8945"; a="470254" Received: from asutoshd-linux.qualcomm.com ([10.206.24.163]) by ironmsg03-blr.qualcomm.com with ESMTP; 06 Jul 2018 18:00:51 +0530 Received: by asutoshd-linux.qualcomm.com (Postfix, from userid 92687) id 20CC72FA3; Fri, 6 Jul 2018 18:00:50 +0530 (IST) From: Asutosh Das To: subhashj@codeaurora.org, cang@codeaurora.org, vivek.gautam@codeaurora.org, rnayak@codeaurora.org, vinholikatti@gmail.com, jejb@linux.vnet.ibm.com, martin.petersen@oracle.com, linux-scsi@vger.kernel.org Cc: linux-arm-msm@vger.kernel.org, Asutosh Das , linux-kernel@vger.kernel.org (open list) Subject: [PATCH v1 1/9] scsi: ufs: add support to allow non standard behaviours (quirks) Date: Fri, 6 Jul 2018 18:00:28 +0530 Message-Id: <36c4fc866db111df0de7c30839a40727aaa3a98b.1530880006.git.asutoshd@codeaurora.org> X-Mailer: git-send-email 1.9.1 In-Reply-To: References: In-Reply-To: References: Sender: linux-scsi-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-scsi@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP From: Subhash Jadavani Some implementation of UFS host controller HW might have some non-standard behaviours (quirks) when compared to behaviour specified by UFSHCI specification. This patch adds a quirk for broken hibernate support. Signed-off-by: Subhash Jadavani Signed-off-by: Can Guo Signed-off-by: Asutosh Das --- drivers/scsi/ufs/ufshcd.h | 3 +++ 1 file changed, 3 insertions(+) diff --git a/drivers/scsi/ufs/ufshcd.h b/drivers/scsi/ufs/ufshcd.h index f51758f..e996a08 100644 --- a/drivers/scsi/ufs/ufshcd.h +++ b/drivers/scsi/ufs/ufshcd.h @@ -613,6 +613,9 @@ struct ufs_hba { * enabled via HCE register. */ #define UFSHCI_QUIRK_BROKEN_HCE 0x400 + + /* HIBERN8 support is broken */ + #define UFSHCD_QUIRK_BROKEN_HIBERN8 0x800 unsigned int quirks; /* Deviations from standard UFSHCI spec. */ /* Device deviations from standard UFS device spec. */