From patchwork Tue Jan 5 03:15:50 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Can Guo X-Patchwork-Id: 11998065 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-16.8 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 3E3DEC433DB for ; Tue, 5 Jan 2021 03:17:17 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 0DAA022573 for ; Tue, 5 Jan 2021 03:17:17 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728213AbhAEDQ5 (ORCPT ); Mon, 4 Jan 2021 22:16:57 -0500 Received: from labrats.qualcomm.com ([199.106.110.90]:18288 "EHLO labrats.qualcomm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726599AbhAEDQ4 (ORCPT ); Mon, 4 Jan 2021 22:16:56 -0500 IronPort-SDR: OIlKBqy6uOQzBVb7beUdQkZDCrQ5X0IAuMsgC3A/lyvmwGcR5YIGFwePHoZHl2pRRuN5vF0iUy dVcih8yQThB87aO/UVFpWYScuHKD+bu1rtt77Fi2bF/EYQnj5zIMizt1lLMmTSCvtR6l3XO9l4 1mk/ZhHLv4yPIqX7ZdlJRYIaouYsLjGZfe8C9oSYHcnEtOf4LDVVIIz3Lq+rhrL3eq6citj2JW +cRRtVVde2BfH7IHtoMpc1P64qBPr7ibnGAmwSfYsZEX1TQAZpZOX//6nv3MJgPu00TTT/wRJd 7zc= X-IronPort-AV: E=Sophos;i="5.78,475,1599548400"; d="scan'208";a="29488172" Received: from unknown (HELO ironmsg05-sd.qualcomm.com) ([10.53.140.145]) by labrats.qualcomm.com with ESMTP; 04 Jan 2021 19:16:06 -0800 X-QCInternal: smtphost Received: from wsp769891wss.qualcomm.com (HELO stor-presley.qualcomm.com) ([192.168.140.85]) by ironmsg05-sd.qualcomm.com with ESMTP; 04 Jan 2021 19:16:05 -0800 Received: by stor-presley.qualcomm.com (Postfix, from userid 359480) id 3B50C2184B; Mon, 4 Jan 2021 19:16:05 -0800 (PST) From: Can Guo To: asutoshd@codeaurora.org, nguyenb@codeaurora.org, hongwus@codeaurora.org, rnayak@codeaurora.org, linux-scsi@vger.kernel.org, kernel-team@android.com, saravanak@google.com, salyzyn@google.com, cang@codeaurora.org Cc: Kiwoong Kim , Alim Akhtar , Avri Altman , "James E.J. Bottomley" , "Martin K. Petersen" , Stanley Chu , Bean Huo , Satya Tangirala , Adrian Hunter , linux-kernel@vger.kernel.org (open list) Subject: [PATCH 1/2] scsi: ufs: Introduce a vops to get info of command completion Date: Mon, 4 Jan 2021 19:15:50 -0800 Message-Id: <1609816552-16442-2-git-send-email-cang@codeaurora.org> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1609816552-16442-1-git-send-email-cang@codeaurora.org> References: <1609816552-16442-1-git-send-email-cang@codeaurora.org> Precedence: bulk List-ID: X-Mailing-List: linux-scsi@vger.kernel.org Similar with the vops setup_xfer_req in ufshcd_send_command(), this change adds the vops compl_xfer_req in __ufshcd_transfer_req_compl() such that vendor drivers can make use of the two hooks to do variant stuffs. Signed-off-by: Kiwoong Kim Signed-off-by: Can Guo diff --git a/drivers/scsi/ufs/ufshcd.c b/drivers/scsi/ufs/ufshcd.c index e221add..7ca7564 100644 --- a/drivers/scsi/ufs/ufshcd.c +++ b/drivers/scsi/ufs/ufshcd.c @@ -5016,6 +5016,7 @@ static void __ufshcd_transfer_req_compl(struct ufs_hba *hba, lrbp->in_use = false; lrbp->compl_time_stamp = ktime_get(); cmd = lrbp->cmd; + ufshcd_vops_compl_xfer_req(hba, index, (cmd) ? true : false); if (cmd) { ufshcd_add_command_trace(hba, index, "complete"); result = ufshcd_transfer_rsp_status(hba, lrbp); diff --git a/drivers/scsi/ufs/ufshcd.h b/drivers/scsi/ufs/ufshcd.h index 9bb5f0e..e3fb62f 100644 --- a/drivers/scsi/ufs/ufshcd.h +++ b/drivers/scsi/ufs/ufshcd.h @@ -310,7 +310,7 @@ struct ufs_pwr_mode_info { * is carried out to allow vendor spesific capabilities * to be set. * @setup_xfer_req: called before any transfer request is issued - * to set some things + * @compl_xfer_req: called when any transfer request is completed * @setup_task_mgmt: called before any task management request is issued * to set some things * @hibern8_notify: called around hibern8 enter/exit @@ -341,6 +341,7 @@ struct ufs_hba_variant_ops { struct ufs_pa_layer_attr *, struct ufs_pa_layer_attr *); void (*setup_xfer_req)(struct ufs_hba *, int, bool); + void (*compl_xfer_req)(struct ufs_hba *hba, int tag, bool is_scsi); void (*setup_task_mgmt)(struct ufs_hba *, int, u8); void (*hibern8_notify)(struct ufs_hba *, enum uic_cmd_dme, enum ufs_notify_change_status); @@ -1166,6 +1167,13 @@ static inline void ufshcd_vops_setup_xfer_req(struct ufs_hba *hba, int tag, return hba->vops->setup_xfer_req(hba, tag, is_scsi_cmd); } +static inline void ufshcd_vops_compl_xfer_req(struct ufs_hba *hba, + int tag, bool is_scsi) +{ + if (hba->vops && hba->vops->compl_xfer_req) + hba->vops->compl_xfer_req(hba, tag, is_scsi); +} + static inline void ufshcd_vops_setup_task_mgmt(struct ufs_hba *hba, int tag, u8 tm_function) {