From patchwork Tue Sep 7 05:35:54 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Chanwoo Lee X-Patchwork-Id: 507754 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=-19.1 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_CR_TRAILER, INCLUDES_PATCH, MAILING_LIST_MULTI, SPF_HELO_NONE, SPF_PASS, URIBL_BLOCKED, USER_AGENT_GIT autolearn=ham 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 4323DC433EF for ; Tue, 7 Sep 2021 05:43:32 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 13A2361101 for ; Tue, 7 Sep 2021 05:43:32 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S237734AbhIGFoh (ORCPT ); Tue, 7 Sep 2021 01:44:37 -0400 Received: from mailout4.samsung.com ([203.254.224.34]:56987 "EHLO mailout4.samsung.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S238377AbhIGFog (ORCPT ); Tue, 7 Sep 2021 01:44:36 -0400 Received: from epcas1p3.samsung.com (unknown [182.195.41.47]) by mailout4.samsung.com (KnoxPortal) with ESMTP id 20210907054328epoutp042140b98f5ace8501a1f0e6f7a6843711~ic90pQpSn1056410564epoutp04L for ; Tue, 7 Sep 2021 05:43:28 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 mailout4.samsung.com 20210907054328epoutp042140b98f5ace8501a1f0e6f7a6843711~ic90pQpSn1056410564epoutp04L DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=samsung.com; s=mail20170921; t=1630993408; bh=HTyqdQEDL7epIX9hTmn7Uw23uKGLryIvgU5mRk3lILA=; h=From:To:Cc:Subject:Date:References:From; b=ussoj/eYcPVabdWjnwwZ92+eIpGulPHXNnWGLEA/ycQ3LLkUdHLS18XcZj8LwQDvO +WlTwx6Dr7Wk1xciKlWZjrfJ2vDGe/U/10Ohj2FCVQevPYRB7iGvWmPoD98qktKNl3 pgJKkslm4KnuCO2HEXVCUChZsJddOeZrACGSdAHs= Received: from epsnrtp2.localdomain (unknown [182.195.42.163]) by epcas1p2.samsung.com (KnoxPortal) with ESMTP id 20210907054327epcas1p209680e5cce58071affe65077b9eca1af~ic9zVL4fY2973829738epcas1p2Y; Tue, 7 Sep 2021 05:43:27 +0000 (GMT) Received: from epsmges1p1.samsung.com (unknown [182.195.38.249]) by epsnrtp2.localdomain (Postfix) with ESMTP id 4H3Z1m72sTz4x9Pt; Tue, 7 Sep 2021 05:43:24 +0000 (GMT) Received: from epcas1p2.samsung.com ( [182.195.41.46]) by epsmges1p1.samsung.com (Symantec Messaging Gateway) with SMTP id 26.BB.09910.CFBF6316; Tue, 7 Sep 2021 14:43:24 +0900 (KST) Received: from epsmtrp1.samsung.com (unknown [182.195.40.13]) by epcas1p4.samsung.com (KnoxPortal) with ESMTPA id 20210907054323epcas1p4eba3cc7c0c7c25dba22c404852069fea~ic9v3ESgf0824108241epcas1p4E; Tue, 7 Sep 2021 05:43:23 +0000 (GMT) Received: from epsmgms1p2.samsung.com (unknown [182.195.42.42]) by epsmtrp1.samsung.com (KnoxPortal) with ESMTP id 20210907054323epsmtrp1cff2aee56db03243995316ba7cb2b02b~ic9v2PQFX1548215482epsmtrp1e; Tue, 7 Sep 2021 05:43:23 +0000 (GMT) X-AuditID: b6c32a35-c45ff700000026b6-8f-6136fbfc8f40 Received: from epsmtip1.samsung.com ( [182.195.34.30]) by epsmgms1p2.samsung.com (Symantec Messaging Gateway) with SMTP id C9.E9.08750.BFBF6316; Tue, 7 Sep 2021 14:43:23 +0900 (KST) Received: from localhost.localdomain (unknown [10.253.100.232]) by epsmtip1.samsung.com (KnoxPortal) with ESMTPA id 20210907054323epsmtip18b52eb91623cc0460c3af1da0e3f3d7c~ic9vobI-i0662506625epsmtip1D; Tue, 7 Sep 2021 05:43:23 +0000 (GMT) From: Chanwoo Lee To: agross@kernel.org, bjorn.andersson@linaro.org, alim.akhtar@samsung.com, avri.altman@wdc.com, jejb@linux.ibm.com, martin.petersen@oracle.com, linux-arm-msm@vger.kernel.org, linux-scsi@vger.kernel.org, linux-kernel@vger.kernel.org Cc: grant.jung@samsung.com, jt77.jang@samsung.com, dh0421.hwang@samsung.com, sh043.lee@samsung.com, ChanWoo Lee Subject: [PATCH] scsi: ufs-qcom: Remove unneeded code Date: Tue, 7 Sep 2021 14:35:54 +0900 Message-Id: <20210907053554.1005-1-cw9316.lee@samsung.com> X-Mailer: git-send-email 2.29.0 MIME-Version: 1.0 X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFlrHJsWRmVeSWpSXmKPExsWy7bCmnu6f32aJBgv/Klmce/ybxeLBvG1s Fi9/XmWzOL3/HYvFjFNtrBb7rp1kt/j1dz27xaIb25gsdjw/w24xcf9ZdovLu+awWXRf38Fm sfz4PyaLpj/7WBz4PDat6mTzuHNtD5vHhEUHGD0+Pr3F4tG3ZRWjx+dNch7tB7qZAtijsm0y UhNTUosUUvOS81My89JtlbyD453jTc0MDHUNLS3MlRTyEnNTbZVcfAJ03TJzgG5WUihLzCkF CgUkFhcr6dvZFOWXlqQqZOQXl9gqpRak5BSYFegVJ+YWl+al6+WlllgZGhgYmQIVJmRnLFm7 hq3gH3/F2d+3mBsYl/J2MXJySAiYSJzb9Jmti5GLQ0hgB6PE7WWb2EASQgKfGCUurGaESHwG SqyezQTTcfvWTEaIol2MEm1/RSGKvjBKfLt/kr2LkYODTUBL4vYxb5C4iMA7RolVvc/AVjAL dDFK/DrYxQLSLSxgKvF/eQc7iM0ioCqxvO8l2GpeASuJ1g/LGSG2yUv8ud/DDBEXlDg58wlY LzNQvHnrbGaQoRICUzkkWk/8ZINocJG4/f0JM4QtLPHq+BZ2CFtK4mV/GztEQzOjxKnZ56Cc FkaJ11duQFUZS3z6/JkR5AdmAU2J9bv0IcKKEjt/z2WE2Mwn8e5rDytIiYQAr0RHmxBEiYrE nK5zbDC7Pt54zAphe0isXnSKHRJcsRKrnzxgm8AoPwvJP7OQ/DMLYfECRuZVjGKpBcW56anF hgWG8GhNzs/dxAhOuFqmOxgnvv2gd4iRiYPxEKMEB7OSCO9fc7NEId6UxMqq1KL8+KLSnNTi Q4ymwBCeyCwlmpwPTPl5JfGGJpYGJmZGJhbGlsZmSuK8jK9kEoUE0hNLUrNTUwtSi2D6mDg4 pRqYDAPcnm7e9yh++cYVNy+qXz+z2/nWlv/uS3p+J/4I3hS23cRZVkAiU21PubQvS7Z72k9B XpPXgoWdaQLz39Y6n5o0gVG644CeyIqXHAfclI7ry7k0sKp+9DLaUd9Z7Pp8qvuUgCUsL3/d YUyPr1syk0PJ+q7BUoPrtSVC19YF/GNRlJ57RGexyrHZWx9H/Tu/kSMvNLjZuKfApuYfF/ek dzbZjwWORc1d4OC+w/7R21WlmWLsZfWsWrK9hxqm+r/uUfbbeucGd3/kMpOQmRN+KTDZieRP XKjQrtb215lztwpn87sTcblaRq+deattewS8Ap8eeCi820gz2UtS/kJtyu0JPzpu/upWrt9r JaXEUpyRaKjFXFScCACwqdjvQQQAAA== X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFrrDLMWRmVeSWpSXmKPExsWy7bCSnO7v32aJBt0/NC3OPf7NYvFg3jY2 i5c/r7JZnN7/jsVixqk2Vot9106yW/z6u57dYtGNbUwWO56fYbeYuP8su8XlXXPYLLqv72Cz WH78H5NF0599LA58HptWdbJ53Lm2h81jwqIDjB4fn95i8ejbsorR4/MmOY/2A91MAexRXDYp qTmZZalF+nYJXBlL1q5hK/jHX3H29y3mBsalvF2MnBwSAiYSt2/NZOxi5OIQEtjBKNF3+iAr REJKYvf+82xdjBxAtrDE4cPFEDWfGCX6b5xhBomzCWhJ3D7mDRIXEfjBKPHi0RewQcwCExgl Fl95ywwySFjAVOL/8g52EJtFQFVied9LNhCbV8BKovXDckaIZfISf+73MEPEBSVOznzCAmIz A8Wbt85mnsDINwtJahaS1AJGplWMkqkFxbnpucWGBUZ5qeV6xYm5xaV56XrJ+bmbGMERoKW1 g3HPqg96hxiZOBgPMUpwMCuJ8P41N0sU4k1JrKxKLcqPLyrNSS0+xCjNwaIkznuh62S8kEB6 YklqdmpqQWoRTJaJg1OqgUmY/SKX/q6vNjYznZ+lPPoztd7mwDVlUVPvA6v4py36XThdb7aP /CfJ772Jj8Vnzgs4mvfa5ItLSM6PMpUmmb2CR1tDNwqVa73YypXFqsK+SjKqVl+q81y1/Of7 ev+Kurw5JVT/JE3LeSQ9o9bD+9G/74Vuyc7zmTXS9OSWbpYXf/53YQ23DIvM5t/FZk/U3nU/ Ld/FuN+1NvOP3v8bvBXL5UOD+Xn3mDmr3qznei11fEmtmPuKdTf5WrQPruaLkbgwhcdo7U7P C9cOuYouML9ftf9N+MYz/5/tedgY0sGwX+E7T+YyPk8R9kSdfSnlkZcPq9yOXRp2aU16s9v5 nXEGvLKSpy/0bv4z6cCOT0osxRmJhlrMRcWJAP7ycGHvAgAA X-CMS-MailID: 20210907054323epcas1p4eba3cc7c0c7c25dba22c404852069fea X-Msg-Generator: CA X-Sendblock-Type: SVC_REQ_APPROVE CMS-TYPE: 101P DLP-Filter: Pass X-CFilter-Loop: Reflected X-CMS-RootMailID: 20210907054323epcas1p4eba3cc7c0c7c25dba22c404852069fea References: Precedence: bulk List-ID: X-Mailing-List: linux-scsi@vger.kernel.org From: ChanWoo Lee Checks information about tx_lanes, but is not used. Since the commit below is applied, tx_lanes is deprecated. -[2/3] scsi/ufs: qcom: Remove ufs_qcom_phy_*() calls from host -Message ID 20180904101719.18049-3-vivek.gautam@codeaurora.org As a result, link_startup_notify->POST_CHANGE action does nothing. No need to read tx_lanes. If it is not going to be updated, it looks like it can be removed. Signed-off-by: ChanWoo Lee --- drivers/scsi/ufs/ufs-qcom.c | 23 ----------------------- 1 file changed, 23 deletions(-) diff --git a/drivers/scsi/ufs/ufs-qcom.c b/drivers/scsi/ufs/ufs-qcom.c index 9d9770f1db4f..124557525b5c 100644 --- a/drivers/scsi/ufs/ufs-qcom.c +++ b/drivers/scsi/ufs/ufs-qcom.c @@ -54,19 +54,6 @@ static void ufs_qcom_dump_regs_wrapper(struct ufs_hba *hba, int offset, int len, ufshcd_dump_regs(hba, offset, len * 4, prefix); } -static int ufs_qcom_get_connected_tx_lanes(struct ufs_hba *hba, u32 *tx_lanes) -{ - int err = 0; - - err = ufshcd_dme_get(hba, - UIC_ARG_MIB(PA_CONNECTEDTXDATALANES), tx_lanes); - if (err) - dev_err(hba->dev, "%s: couldn't read PA_CONNECTEDTXDATALANES %d\n", - __func__, err); - - return err; -} - static int ufs_qcom_host_clk_get(struct device *dev, const char *name, struct clk **clk_out, bool optional) { @@ -190,13 +177,6 @@ static int ufs_qcom_init_lane_clks(struct ufs_qcom_host *host) return err; } -static int ufs_qcom_link_startup_post_change(struct ufs_hba *hba) -{ - u32 tx_lanes; - - return ufs_qcom_get_connected_tx_lanes(hba, &tx_lanes); -} - static int ufs_qcom_check_hibern8(struct ufs_hba *hba) { int err; @@ -566,9 +546,6 @@ static int ufs_qcom_link_startup_notify(struct ufs_hba *hba, if (ufshcd_get_local_unipro_ver(hba) != UFS_UNIPRO_VER_1_41) err = ufshcd_disable_host_tx_lcc(hba); - break; - case POST_CHANGE: - ufs_qcom_link_startup_post_change(hba); break; default: break;