From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from 003.mia.mailroute.net (003.mia.mailroute.net [199.89.3.6]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 02913302163 for ; Thu, 30 Oct 2025 19:41:20 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=199.89.3.6 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1761853282; cv=none; b=p+SbGIBMSz5Gl69jihWtguEhx8bATeUREVfGPTWT1BfUsJBnSnFLFWLL8l9WvsK7fQH6iH04ODyivvgtQWvEB4f023CfNb4bP7A2/I6h/qWdZNL3juuJmNE5uUohgdpRWscaqOyztTgE9pyMuF+rJUrzYN2vNqxsD9n/o9EiBME= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1761853282; c=relaxed/simple; bh=CM3zTBRvD1NlJouhqiG9EaST7iO0xMwp8oHY4AOYzGs=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=IhJfjcCqm2ueaoxVktItQH4jDh8xxd6z9laCjbwVH1+BUUHFAMWVpE5/4Mv30Yxc+l7hAA6OXxI9otcRZEJlOHcGEQ/IHNd8FC4XJGttSOi3IXTK4C6659uVAlY+I9ONAQ3hInf3j5D/ropApHFrtsJs2ntKnZxzagD26S2niAY= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=acm.org; spf=pass smtp.mailfrom=acm.org; dkim=pass (2048-bit key) header.d=acm.org header.i=@acm.org header.b=tl5mDImD; arc=none smtp.client-ip=199.89.3.6 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=acm.org Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=acm.org Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=acm.org header.i=@acm.org header.b="tl5mDImD" Received: from localhost (localhost [127.0.0.1]) by 003.mia.mailroute.net (Postfix) with ESMTP id 4cyDxr0ryfzlssyp; Thu, 30 Oct 2025 19:41:20 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=acm.org; h= content-transfer-encoding:mime-version:references:in-reply-to :x-mailer:message-id:date:date:subject:subject:from:from :received:received; s=mr01; t=1761853278; x=1764445279; bh=4mh/9 8AS49CBpgvLo8Rg5DBrvrzXL+ZzJPRzqxiPhYs=; b=tl5mDImDv06hTxvQhxfMB Ef1Xy0PFrccB/Up27BWTRAyL83ODp/hlG57Z9cqTrybKN25VOdj4+iVsKVJ1LbtG J02e0uZ63iFUGe0LNjMcjL9O2M7uCFGG4bfufRC16Uh3ZdlrgJbiu+7KoT9EXcIB q3QCajRT3lmcbDBhqV8WqNxLu5RUjOg90nYVVEP+uluFdwhAK9fL++c7eM8vWUS6 0dSiTlq4utfL00E2Wwc9e+HkuwMeIHJ94peYfjuIImp+WWC8JsuirFobHCgioSwf VIdDCfYkLctytbeRU2pGYUbknGwCfdSwOKzLykgFX7ixR4Jvv7wy9ti/1QvreFDx w== X-Virus-Scanned: by MailRoute Received: from 003.mia.mailroute.net ([127.0.0.1]) by localhost (003.mia [127.0.0.1]) (mroute_mailscanner, port 10029) with LMTP id PKszY3vo0wYK; Thu, 30 Oct 2025 19:41:18 +0000 (UTC) Received: from bvanassche.mtv.corp.google.com (unknown [104.135.180.219]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) (Authenticated sender: bvanassche@acm.org) by 003.mia.mailroute.net (Postfix) with ESMTPSA id 4cyDxg4CYzzlvfHB; Thu, 30 Oct 2025 19:41:10 +0000 (UTC) From: Bart Van Assche To: "Martin K . Petersen" Cc: linux-scsi@vger.kernel.org, Bart Van Assche , "James E.J. Bottomley" , Peter Wang , Avri Altman , Bean Huo , "Bao D. Nguyen" , Adrian Hunter Subject: [PATCH v7 24/28] ufs: core: Pass a SCSI pointer instead of an LRB pointer Date: Thu, 30 Oct 2025 12:36:23 -0700 Message-ID: <20251030193720.871635-25-bvanassche@acm.org> X-Mailer: git-send-email 2.51.1.930.gacf6e81ea2-goog In-Reply-To: <20251030193720.871635-1-bvanassche@acm.org> References: <20251030193720.871635-1-bvanassche@acm.org> Precedence: bulk X-Mailing-List: linux-scsi@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Pass a pointer to a SCSI command between functions instead of an LRB pointer. This change prepares for removing the ufshcd_lrb task_tag member. Signed-off-by: Bart Van Assche --- drivers/ufs/core/ufshcd.c | 21 +++++++++++---------- 1 file changed, 11 insertions(+), 10 deletions(-) diff --git a/drivers/ufs/core/ufshcd.c b/drivers/ufs/core/ufshcd.c index f19af12cb7a7..1739403dfae4 100644 --- a/drivers/ufs/core/ufshcd.c +++ b/drivers/ufs/core/ufshcd.c @@ -2822,12 +2822,13 @@ static void ufshcd_prepare_utp_scsi_cmd_upiu(stru= ct scsi_cmnd *cmd, /** * ufshcd_prepare_utp_query_req_upiu() - fill the utp_transfer_req_desc = for query request * @hba: UFS hba - * @lrbp: local reference block pointer + * @cmd: SCSI command pointer * @upiu_flags: flags */ static void ufshcd_prepare_utp_query_req_upiu(struct ufs_hba *hba, - struct ufshcd_lrb *lrbp, u8 upiu_flags) + struct scsi_cmnd *cmd, u8 upiu_flags) { + struct ufshcd_lrb *lrbp =3D scsi_cmd_priv(cmd); struct utp_upiu_req *ucd_req_ptr =3D lrbp->ucd_req_ptr; struct ufs_query *query =3D &hba->dev_cmd.query; u16 len =3D be16_to_cpu(query->request.upiu_req.length); @@ -2856,8 +2857,9 @@ static void ufshcd_prepare_utp_query_req_upiu(struc= t ufs_hba *hba, memcpy(ucd_req_ptr + 1, query->descriptor, len); } =20 -static inline void ufshcd_prepare_utp_nop_upiu(struct ufshcd_lrb *lrbp) +static inline void ufshcd_prepare_utp_nop_upiu(struct scsi_cmnd *cmd) { + struct ufshcd_lrb *lrbp =3D scsi_cmd_priv(cmd); struct utp_upiu_req *ucd_req_ptr =3D lrbp->ucd_req_ptr; =20 memset(ucd_req_ptr, 0, sizeof(struct utp_upiu_req)); @@ -2872,22 +2874,23 @@ static inline void ufshcd_prepare_utp_nop_upiu(st= ruct ufshcd_lrb *lrbp) * ufshcd_compose_devman_upiu - UFS Protocol Information Unit(UPIU) * for Device Management Purposes * @hba: per adapter instance - * @lrbp: pointer to local reference block + * @cmd: SCSI command pointer * * Return: 0 upon success; < 0 upon failure. */ static int ufshcd_compose_devman_upiu(struct ufs_hba *hba, - struct ufshcd_lrb *lrbp) + struct scsi_cmnd *cmd) { + struct ufshcd_lrb *lrbp =3D scsi_cmd_priv(cmd); u8 upiu_flags; int ret =3D 0; =20 ufshcd_prepare_req_desc_hdr(hba, lrbp, &upiu_flags, DMA_NONE, 0); =20 if (hba->dev_cmd.type =3D=3D DEV_CMD_TYPE_QUERY) - ufshcd_prepare_utp_query_req_upiu(hba, lrbp, upiu_flags); + ufshcd_prepare_utp_query_req_upiu(hba, cmd, upiu_flags); else if (hba->dev_cmd.type =3D=3D DEV_CMD_TYPE_NOP) - ufshcd_prepare_utp_nop_upiu(lrbp); + ufshcd_prepare_utp_nop_upiu(cmd); else ret =3D -EINVAL; =20 @@ -3125,11 +3128,9 @@ static void ufshcd_setup_dev_cmd(struct ufs_hba *h= ba, struct scsi_cmnd *cmd, static int ufshcd_compose_dev_cmd(struct ufs_hba *hba, struct scsi_cmnd = *cmd, enum dev_cmd_type cmd_type, int tag) { - struct ufshcd_lrb *lrbp =3D scsi_cmd_priv(cmd); - ufshcd_setup_dev_cmd(hba, cmd, cmd_type, 0, tag); =20 - return ufshcd_compose_devman_upiu(hba, lrbp); + return ufshcd_compose_devman_upiu(hba, cmd); } =20 /*