From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 1DFC4CA0FE3 for ; Mon, 4 Sep 2023 19:06:55 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S238950AbjIDTGz (ORCPT ); Mon, 4 Sep 2023 15:06:55 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:34980 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S234518AbjIDTGy (ORCPT ); Mon, 4 Sep 2023 15:06:54 -0400 Received: from mgamail.intel.com (mgamail.intel.com [134.134.136.65]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id F259E189; Mon, 4 Sep 2023 12:06:49 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1693854410; x=1725390410; h=date:from:to:cc:subject:message-id:references: mime-version:in-reply-to; bh=l+XLthKvLTYO2kZ9gcQFiN/7HFLhZKfoZBbtr2zk/0M=; b=TqHHXiqwMBRuaHcHSO/tKo5YXo81tz/gOTJ/+L2SYwEUWPQvCQhUrpzU exbSYbA3ZR7bqefKPSxX2baMPfdfP/gciF32fyFw6KytOSuHD4aWJDQUS 5ZubQZw8hWlE9fv9on+6aS3Zj1+agKb8/YEeKJQa7EyqwgV3pTgXKZQSt +6xR1BgG+z48RD8+zv4C5M5NxAj6o9qVFc0uUMbNyLmp3LeNJSgOD+ux8 2+TJHmDjHRlM+UprLHyVernOhfmCm/9xk2DdLemCCvj+qBj17DnLRoKoQ +Bzc/FAskjKD15JcrWjD+MZ88T0NPVipFyTjP0aa+TXPWe9iaGemXdN0E g==; X-IronPort-AV: E=McAfee;i="6600,9927,10823"; a="380445823" X-IronPort-AV: E=Sophos;i="6.02,227,1688454000"; d="scan'208";a="380445823" Received: from orsmga007.jf.intel.com ([10.7.209.58]) by orsmga103.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 04 Sep 2023 12:06:49 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=McAfee;i="6600,9927,10823"; a="734390253" X-IronPort-AV: E=Sophos;i="6.02,227,1688454000"; d="scan'208";a="734390253" Received: from lkp-server02.sh.intel.com (HELO e0b2ea88afd5) ([10.239.97.151]) by orsmga007.jf.intel.com with ESMTP; 04 Sep 2023 12:06:45 -0700 Received: from kbuild by e0b2ea88afd5 with local (Exim 4.96) (envelope-from ) id 1qdEuJ-0000ln-0f; Mon, 04 Sep 2023 19:06:43 +0000 Date: Tue, 5 Sep 2023 03:06:24 +0800 From: kernel test robot To: Nitin Rawat , mani@kernel.org, agross@kernel.org, andersson@kernel.org, konrad.dybcio@linaro.org, jejb@linux.ibm.com, martin.petersen@oracle.com Cc: oe-kbuild-all@lists.linux.dev, quic_cang@quicinc.com, quic_nguyenb@quicinc.com, linux-scsi@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-msm@vger.kernel.org, Nitin Rawat , Naveen Kumar Goud Arepalli Subject: Re: [PATCH V7 5/5] scsi: ufs: qcom: Configure SYS1CLK_1US_REG for UFS V4 and above Message-ID: <202309050228.1pT7cmfS-lkp@intel.com> References: <20230904152100.30404-6-quic_nitirawa@quicinc.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20230904152100.30404-6-quic_nitirawa@quicinc.com> Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi Nitin, kernel test robot noticed the following build warnings: [auto build test WARNING on mkp-scsi/for-next] [also build test WARNING on jejb-scsi/for-next linus/master next-20230831] [cannot apply to v6.5] [If your patch is applied to the wrong git tree, kindly drop us a note. And when submitting patch, we suggest to use '--base' as documented in https://git-scm.com/docs/git-format-patch#_base_tree_information] url: https://github.com/intel-lab-lkp/linux/commits/Nitin-Rawat/scsi-ufs-qcom-Update-MAX_CORE_CLK_1US_CYCLES-for-UFS-V4-and-above/20230904-232447 base: https://git.kernel.org/pub/scm/linux/kernel/git/mkp/scsi.git for-next patch link: https://lore.kernel.org/r/20230904152100.30404-6-quic_nitirawa%40quicinc.com patch subject: [PATCH V7 5/5] scsi: ufs: qcom: Configure SYS1CLK_1US_REG for UFS V4 and above config: arm64-defconfig (https://download.01.org/0day-ci/archive/20230905/202309050228.1pT7cmfS-lkp@intel.com/config) compiler: aarch64-linux-gcc (GCC) 13.2.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20230905/202309050228.1pT7cmfS-lkp@intel.com/reproduce) If you fix the issue in a separate patch/commit (i.e. not just a new version of the same patch/commit), kindly add following tags | Reported-by: kernel test robot | Closes: https://lore.kernel.org/oe-kbuild-all/202309050228.1pT7cmfS-lkp@intel.com/ All warnings (new ones prefixed by >>): >> drivers/ufs/host/ufs-qcom.c:543: warning: Function parameter or member 'gear' not described in 'ufs_qcom_cfg_timers' >> drivers/ufs/host/ufs-qcom.c:543: warning: Function parameter or member 'update_link_startup_timer' not described in 'ufs_qcom_cfg_timers' vim +543 drivers/ufs/host/ufs-qcom.c 81c0fc51b7a790 drivers/scsi/ufs/ufs-qcom.c Yaniv Gardi 2015-01-15 529 17e4fe29e61fb2 drivers/ufs/host/ufs-qcom.c Nitin Rawat 2023-09-04 530 /** 17e4fe29e61fb2 drivers/ufs/host/ufs-qcom.c Nitin Rawat 2023-09-04 531 * ufs_qcom_cfg_timers - Configure ufs qcom cfg timers 17e4fe29e61fb2 drivers/ufs/host/ufs-qcom.c Nitin Rawat 2023-09-04 532 * 17e4fe29e61fb2 drivers/ufs/host/ufs-qcom.c Nitin Rawat 2023-09-04 533 * @hba: host controller instance 17e4fe29e61fb2 drivers/ufs/host/ufs-qcom.c Nitin Rawat 2023-09-04 534 * @hs: current power mode 17e4fe29e61fb2 drivers/ufs/host/ufs-qcom.c Nitin Rawat 2023-09-04 535 * @rate: current rate 17e4fe29e61fb2 drivers/ufs/host/ufs-qcom.c Nitin Rawat 2023-09-04 536 * @update_link_startup_timer indicate if link_start in progress 17e4fe29e61fb2 drivers/ufs/host/ufs-qcom.c Nitin Rawat 2023-09-04 537 * @is_pre_scale_up: flag to check if pre scale up condition. 3a17fefe0f1960 drivers/ufs/host/ufs-qcom.c Bart Van Assche 2023-07-27 538 * Return: zero for success and non-zero in case of a failure. 81c0fc51b7a790 drivers/scsi/ufs/ufs-qcom.c Yaniv Gardi 2015-01-15 539 */ f06fcc7155dcbc drivers/scsi/ufs/ufs-qcom.c Yaniv Gardi 2015-10-28 540 static int ufs_qcom_cfg_timers(struct ufs_hba *hba, u32 gear, 17e4fe29e61fb2 drivers/ufs/host/ufs-qcom.c Nitin Rawat 2023-09-04 541 u32 hs, u32 rate, bool update_link_startup_timer, 17e4fe29e61fb2 drivers/ufs/host/ufs-qcom.c Nitin Rawat 2023-09-04 542 bool is_pre_scale_up) 81c0fc51b7a790 drivers/scsi/ufs/ufs-qcom.c Yaniv Gardi 2015-01-15 @543 { 1ce5898af55e23 drivers/scsi/ufs/ufs-qcom.c Yaniv Gardi 2015-10-28 544 struct ufs_qcom_host *host = ufshcd_get_variant(hba); 81c0fc51b7a790 drivers/scsi/ufs/ufs-qcom.c Yaniv Gardi 2015-01-15 545 struct ufs_clk_info *clki; 81c0fc51b7a790 drivers/scsi/ufs/ufs-qcom.c Yaniv Gardi 2015-01-15 546 u32 core_clk_period_in_ns; 81c0fc51b7a790 drivers/scsi/ufs/ufs-qcom.c Yaniv Gardi 2015-01-15 547 u32 tx_clk_cycles_per_us = 0; 81c0fc51b7a790 drivers/scsi/ufs/ufs-qcom.c Yaniv Gardi 2015-01-15 548 unsigned long core_clk_rate = 0; 81c0fc51b7a790 drivers/scsi/ufs/ufs-qcom.c Yaniv Gardi 2015-01-15 549 u32 core_clk_cycles_per_us = 0; 81c0fc51b7a790 drivers/scsi/ufs/ufs-qcom.c Yaniv Gardi 2015-01-15 550 81c0fc51b7a790 drivers/scsi/ufs/ufs-qcom.c Yaniv Gardi 2015-01-15 551 static u32 pwm_fr_table[][2] = { 81c0fc51b7a790 drivers/scsi/ufs/ufs-qcom.c Yaniv Gardi 2015-01-15 552 {UFS_PWM_G1, 0x1}, 81c0fc51b7a790 drivers/scsi/ufs/ufs-qcom.c Yaniv Gardi 2015-01-15 553 {UFS_PWM_G2, 0x1}, 81c0fc51b7a790 drivers/scsi/ufs/ufs-qcom.c Yaniv Gardi 2015-01-15 554 {UFS_PWM_G3, 0x1}, 81c0fc51b7a790 drivers/scsi/ufs/ufs-qcom.c Yaniv Gardi 2015-01-15 555 {UFS_PWM_G4, 0x1}, 81c0fc51b7a790 drivers/scsi/ufs/ufs-qcom.c Yaniv Gardi 2015-01-15 556 }; 81c0fc51b7a790 drivers/scsi/ufs/ufs-qcom.c Yaniv Gardi 2015-01-15 557 81c0fc51b7a790 drivers/scsi/ufs/ufs-qcom.c Yaniv Gardi 2015-01-15 558 static u32 hs_fr_table_rA[][2] = { 81c0fc51b7a790 drivers/scsi/ufs/ufs-qcom.c Yaniv Gardi 2015-01-15 559 {UFS_HS_G1, 0x1F}, 81c0fc51b7a790 drivers/scsi/ufs/ufs-qcom.c Yaniv Gardi 2015-01-15 560 {UFS_HS_G2, 0x3e}, f06fcc7155dcbc drivers/scsi/ufs/ufs-qcom.c Yaniv Gardi 2015-10-28 561 {UFS_HS_G3, 0x7D}, 81c0fc51b7a790 drivers/scsi/ufs/ufs-qcom.c Yaniv Gardi 2015-01-15 562 }; 81c0fc51b7a790 drivers/scsi/ufs/ufs-qcom.c Yaniv Gardi 2015-01-15 563 81c0fc51b7a790 drivers/scsi/ufs/ufs-qcom.c Yaniv Gardi 2015-01-15 564 static u32 hs_fr_table_rB[][2] = { 81c0fc51b7a790 drivers/scsi/ufs/ufs-qcom.c Yaniv Gardi 2015-01-15 565 {UFS_HS_G1, 0x24}, 81c0fc51b7a790 drivers/scsi/ufs/ufs-qcom.c Yaniv Gardi 2015-01-15 566 {UFS_HS_G2, 0x49}, f06fcc7155dcbc drivers/scsi/ufs/ufs-qcom.c Yaniv Gardi 2015-10-28 567 {UFS_HS_G3, 0x92}, 81c0fc51b7a790 drivers/scsi/ufs/ufs-qcom.c Yaniv Gardi 2015-01-15 568 }; 81c0fc51b7a790 drivers/scsi/ufs/ufs-qcom.c Yaniv Gardi 2015-01-15 569 81c7e06a5ffcca drivers/scsi/ufs/ufs-qcom.c Yaniv Gardi 2015-05-17 570 /* 81c7e06a5ffcca drivers/scsi/ufs/ufs-qcom.c Yaniv Gardi 2015-05-17 571 * The Qunipro controller does not use following registers: 81c7e06a5ffcca drivers/scsi/ufs/ufs-qcom.c Yaniv Gardi 2015-05-17 572 * SYS1CLK_1US_REG, TX_SYMBOL_CLK_1US_REG, CLK_NS_REG & 17e4fe29e61fb2 drivers/ufs/host/ufs-qcom.c Nitin Rawat 2023-09-04 573 * UFS_REG_PA_LINK_STARTUP_TIMER. 17e4fe29e61fb2 drivers/ufs/host/ufs-qcom.c Nitin Rawat 2023-09-04 574 * However UTP controller uses SYS1CLK_1US_REG register for Interrupt 81c7e06a5ffcca drivers/scsi/ufs/ufs-qcom.c Yaniv Gardi 2015-05-17 575 * Aggregation logic. 17e4fe29e61fb2 drivers/ufs/host/ufs-qcom.c Nitin Rawat 2023-09-04 576 * It is mandatory to write SYS1CLK_1US_REG register on UFS host 17e4fe29e61fb2 drivers/ufs/host/ufs-qcom.c Nitin Rawat 2023-09-04 577 * controller V4.0.0 onwards. 81c7e06a5ffcca drivers/scsi/ufs/ufs-qcom.c Yaniv Gardi 2015-05-17 578 */ 17e4fe29e61fb2 drivers/ufs/host/ufs-qcom.c Nitin Rawat 2023-09-04 579 if (host->hw_ver.major < 4 && ufs_qcom_cap_qunipro(host) && 17e4fe29e61fb2 drivers/ufs/host/ufs-qcom.c Nitin Rawat 2023-09-04 580 !ufshcd_is_intr_aggr_allowed(hba)) 031312dbc6950a drivers/ufs/host/ufs-qcom.c Manivannan Sadhasivam 2022-12-22 581 return 0; 81c7e06a5ffcca drivers/scsi/ufs/ufs-qcom.c Yaniv Gardi 2015-05-17 582 81c0fc51b7a790 drivers/scsi/ufs/ufs-qcom.c Yaniv Gardi 2015-01-15 583 if (gear == 0) { 81c0fc51b7a790 drivers/scsi/ufs/ufs-qcom.c Yaniv Gardi 2015-01-15 584 dev_err(hba->dev, "%s: invalid gear = %d\n", __func__, gear); 031312dbc6950a drivers/ufs/host/ufs-qcom.c Manivannan Sadhasivam 2022-12-22 585 return -EINVAL; 81c0fc51b7a790 drivers/scsi/ufs/ufs-qcom.c Yaniv Gardi 2015-01-15 586 } 81c0fc51b7a790 drivers/scsi/ufs/ufs-qcom.c Yaniv Gardi 2015-01-15 587 81c0fc51b7a790 drivers/scsi/ufs/ufs-qcom.c Yaniv Gardi 2015-01-15 588 list_for_each_entry(clki, &hba->clk_list_head, list) { 17e4fe29e61fb2 drivers/ufs/host/ufs-qcom.c Nitin Rawat 2023-09-04 589 if (!strcmp(clki->name, "core_clk")) { 17e4fe29e61fb2 drivers/ufs/host/ufs-qcom.c Nitin Rawat 2023-09-04 590 if (is_pre_scale_up) 17e4fe29e61fb2 drivers/ufs/host/ufs-qcom.c Nitin Rawat 2023-09-04 591 core_clk_rate = clki->max_freq; 17e4fe29e61fb2 drivers/ufs/host/ufs-qcom.c Nitin Rawat 2023-09-04 592 else 81c0fc51b7a790 drivers/scsi/ufs/ufs-qcom.c Yaniv Gardi 2015-01-15 593 core_clk_rate = clk_get_rate(clki->clk); 17e4fe29e61fb2 drivers/ufs/host/ufs-qcom.c Nitin Rawat 2023-09-04 594 break; 17e4fe29e61fb2 drivers/ufs/host/ufs-qcom.c Nitin Rawat 2023-09-04 595 } 17e4fe29e61fb2 drivers/ufs/host/ufs-qcom.c Nitin Rawat 2023-09-04 596 81c0fc51b7a790 drivers/scsi/ufs/ufs-qcom.c Yaniv Gardi 2015-01-15 597 } 81c0fc51b7a790 drivers/scsi/ufs/ufs-qcom.c Yaniv Gardi 2015-01-15 598 81c0fc51b7a790 drivers/scsi/ufs/ufs-qcom.c Yaniv Gardi 2015-01-15 599 /* If frequency is smaller than 1MHz, set to 1MHz */ 81c0fc51b7a790 drivers/scsi/ufs/ufs-qcom.c Yaniv Gardi 2015-01-15 600 if (core_clk_rate < DEFAULT_CLK_RATE_HZ) 81c0fc51b7a790 drivers/scsi/ufs/ufs-qcom.c Yaniv Gardi 2015-01-15 601 core_clk_rate = DEFAULT_CLK_RATE_HZ; 81c0fc51b7a790 drivers/scsi/ufs/ufs-qcom.c Yaniv Gardi 2015-01-15 602 81c0fc51b7a790 drivers/scsi/ufs/ufs-qcom.c Yaniv Gardi 2015-01-15 603 core_clk_cycles_per_us = core_clk_rate / USEC_PER_SEC; f06fcc7155dcbc drivers/scsi/ufs/ufs-qcom.c Yaniv Gardi 2015-10-28 604 if (ufshcd_readl(hba, REG_UFS_SYS1CLK_1US) != core_clk_cycles_per_us) { 81c0fc51b7a790 drivers/scsi/ufs/ufs-qcom.c Yaniv Gardi 2015-01-15 605 ufshcd_writel(hba, core_clk_cycles_per_us, REG_UFS_SYS1CLK_1US); f06fcc7155dcbc drivers/scsi/ufs/ufs-qcom.c Yaniv Gardi 2015-10-28 606 /* f06fcc7155dcbc drivers/scsi/ufs/ufs-qcom.c Yaniv Gardi 2015-10-28 607 * make sure above write gets applied before we return from f06fcc7155dcbc drivers/scsi/ufs/ufs-qcom.c Yaniv Gardi 2015-10-28 608 * this function. f06fcc7155dcbc drivers/scsi/ufs/ufs-qcom.c Yaniv Gardi 2015-10-28 609 */ f06fcc7155dcbc drivers/scsi/ufs/ufs-qcom.c Yaniv Gardi 2015-10-28 610 mb(); f06fcc7155dcbc drivers/scsi/ufs/ufs-qcom.c Yaniv Gardi 2015-10-28 611 } f06fcc7155dcbc drivers/scsi/ufs/ufs-qcom.c Yaniv Gardi 2015-10-28 612 f06fcc7155dcbc drivers/scsi/ufs/ufs-qcom.c Yaniv Gardi 2015-10-28 613 if (ufs_qcom_cap_qunipro(host)) 031312dbc6950a drivers/ufs/host/ufs-qcom.c Manivannan Sadhasivam 2022-12-22 614 return 0; 81c0fc51b7a790 drivers/scsi/ufs/ufs-qcom.c Yaniv Gardi 2015-01-15 615 81c0fc51b7a790 drivers/scsi/ufs/ufs-qcom.c Yaniv Gardi 2015-01-15 616 core_clk_period_in_ns = NSEC_PER_SEC / core_clk_rate; 81c0fc51b7a790 drivers/scsi/ufs/ufs-qcom.c Yaniv Gardi 2015-01-15 617 core_clk_period_in_ns <<= OFFSET_CLK_NS_REG; 81c0fc51b7a790 drivers/scsi/ufs/ufs-qcom.c Yaniv Gardi 2015-01-15 618 core_clk_period_in_ns &= MASK_CLK_NS_REG; 81c0fc51b7a790 drivers/scsi/ufs/ufs-qcom.c Yaniv Gardi 2015-01-15 619 81c0fc51b7a790 drivers/scsi/ufs/ufs-qcom.c Yaniv Gardi 2015-01-15 620 switch (hs) { 81c0fc51b7a790 drivers/scsi/ufs/ufs-qcom.c Yaniv Gardi 2015-01-15 621 case FASTAUTO_MODE: 81c0fc51b7a790 drivers/scsi/ufs/ufs-qcom.c Yaniv Gardi 2015-01-15 622 case FAST_MODE: 81c0fc51b7a790 drivers/scsi/ufs/ufs-qcom.c Yaniv Gardi 2015-01-15 623 if (rate == PA_HS_MODE_A) { 81c0fc51b7a790 drivers/scsi/ufs/ufs-qcom.c Yaniv Gardi 2015-01-15 624 if (gear > ARRAY_SIZE(hs_fr_table_rA)) { 81c0fc51b7a790 drivers/scsi/ufs/ufs-qcom.c Yaniv Gardi 2015-01-15 625 dev_err(hba->dev, 81c0fc51b7a790 drivers/scsi/ufs/ufs-qcom.c Yaniv Gardi 2015-01-15 626 "%s: index %d exceeds table size %zu\n", 81c0fc51b7a790 drivers/scsi/ufs/ufs-qcom.c Yaniv Gardi 2015-01-15 627 __func__, gear, 81c0fc51b7a790 drivers/scsi/ufs/ufs-qcom.c Yaniv Gardi 2015-01-15 628 ARRAY_SIZE(hs_fr_table_rA)); 031312dbc6950a drivers/ufs/host/ufs-qcom.c Manivannan Sadhasivam 2022-12-22 629 return -EINVAL; 81c0fc51b7a790 drivers/scsi/ufs/ufs-qcom.c Yaniv Gardi 2015-01-15 630 } 81c0fc51b7a790 drivers/scsi/ufs/ufs-qcom.c Yaniv Gardi 2015-01-15 631 tx_clk_cycles_per_us = hs_fr_table_rA[gear-1][1]; 81c0fc51b7a790 drivers/scsi/ufs/ufs-qcom.c Yaniv Gardi 2015-01-15 632 } else if (rate == PA_HS_MODE_B) { 81c0fc51b7a790 drivers/scsi/ufs/ufs-qcom.c Yaniv Gardi 2015-01-15 633 if (gear > ARRAY_SIZE(hs_fr_table_rB)) { 81c0fc51b7a790 drivers/scsi/ufs/ufs-qcom.c Yaniv Gardi 2015-01-15 634 dev_err(hba->dev, 81c0fc51b7a790 drivers/scsi/ufs/ufs-qcom.c Yaniv Gardi 2015-01-15 635 "%s: index %d exceeds table size %zu\n", 81c0fc51b7a790 drivers/scsi/ufs/ufs-qcom.c Yaniv Gardi 2015-01-15 636 __func__, gear, 81c0fc51b7a790 drivers/scsi/ufs/ufs-qcom.c Yaniv Gardi 2015-01-15 637 ARRAY_SIZE(hs_fr_table_rB)); 031312dbc6950a drivers/ufs/host/ufs-qcom.c Manivannan Sadhasivam 2022-12-22 638 return -EINVAL; 81c0fc51b7a790 drivers/scsi/ufs/ufs-qcom.c Yaniv Gardi 2015-01-15 639 } 81c0fc51b7a790 drivers/scsi/ufs/ufs-qcom.c Yaniv Gardi 2015-01-15 640 tx_clk_cycles_per_us = hs_fr_table_rB[gear-1][1]; 81c0fc51b7a790 drivers/scsi/ufs/ufs-qcom.c Yaniv Gardi 2015-01-15 641 } else { 81c0fc51b7a790 drivers/scsi/ufs/ufs-qcom.c Yaniv Gardi 2015-01-15 642 dev_err(hba->dev, "%s: invalid rate = %d\n", 81c0fc51b7a790 drivers/scsi/ufs/ufs-qcom.c Yaniv Gardi 2015-01-15 643 __func__, rate); 031312dbc6950a drivers/ufs/host/ufs-qcom.c Manivannan Sadhasivam 2022-12-22 644 return -EINVAL; 81c0fc51b7a790 drivers/scsi/ufs/ufs-qcom.c Yaniv Gardi 2015-01-15 645 } 81c0fc51b7a790 drivers/scsi/ufs/ufs-qcom.c Yaniv Gardi 2015-01-15 646 break; 81c0fc51b7a790 drivers/scsi/ufs/ufs-qcom.c Yaniv Gardi 2015-01-15 647 case SLOWAUTO_MODE: 81c0fc51b7a790 drivers/scsi/ufs/ufs-qcom.c Yaniv Gardi 2015-01-15 648 case SLOW_MODE: 81c0fc51b7a790 drivers/scsi/ufs/ufs-qcom.c Yaniv Gardi 2015-01-15 649 if (gear > ARRAY_SIZE(pwm_fr_table)) { 81c0fc51b7a790 drivers/scsi/ufs/ufs-qcom.c Yaniv Gardi 2015-01-15 650 dev_err(hba->dev, 81c0fc51b7a790 drivers/scsi/ufs/ufs-qcom.c Yaniv Gardi 2015-01-15 651 "%s: index %d exceeds table size %zu\n", 81c0fc51b7a790 drivers/scsi/ufs/ufs-qcom.c Yaniv Gardi 2015-01-15 652 __func__, gear, 81c0fc51b7a790 drivers/scsi/ufs/ufs-qcom.c Yaniv Gardi 2015-01-15 653 ARRAY_SIZE(pwm_fr_table)); 031312dbc6950a drivers/ufs/host/ufs-qcom.c Manivannan Sadhasivam 2022-12-22 654 return -EINVAL; 81c0fc51b7a790 drivers/scsi/ufs/ufs-qcom.c Yaniv Gardi 2015-01-15 655 } 81c0fc51b7a790 drivers/scsi/ufs/ufs-qcom.c Yaniv Gardi 2015-01-15 656 tx_clk_cycles_per_us = pwm_fr_table[gear-1][1]; 81c0fc51b7a790 drivers/scsi/ufs/ufs-qcom.c Yaniv Gardi 2015-01-15 657 break; 81c0fc51b7a790 drivers/scsi/ufs/ufs-qcom.c Yaniv Gardi 2015-01-15 658 case UNCHANGED: 81c0fc51b7a790 drivers/scsi/ufs/ufs-qcom.c Yaniv Gardi 2015-01-15 659 default: 81c0fc51b7a790 drivers/scsi/ufs/ufs-qcom.c Yaniv Gardi 2015-01-15 660 dev_err(hba->dev, "%s: invalid mode = %d\n", __func__, hs); 031312dbc6950a drivers/ufs/host/ufs-qcom.c Manivannan Sadhasivam 2022-12-22 661 return -EINVAL; 81c0fc51b7a790 drivers/scsi/ufs/ufs-qcom.c Yaniv Gardi 2015-01-15 662 } 81c0fc51b7a790 drivers/scsi/ufs/ufs-qcom.c Yaniv Gardi 2015-01-15 663 f06fcc7155dcbc drivers/scsi/ufs/ufs-qcom.c Yaniv Gardi 2015-10-28 664 if (ufshcd_readl(hba, REG_UFS_TX_SYMBOL_CLK_NS_US) != f06fcc7155dcbc drivers/scsi/ufs/ufs-qcom.c Yaniv Gardi 2015-10-28 665 (core_clk_period_in_ns | tx_clk_cycles_per_us)) { 81c0fc51b7a790 drivers/scsi/ufs/ufs-qcom.c Yaniv Gardi 2015-01-15 666 /* this register 2 fields shall be written at once */ 81c0fc51b7a790 drivers/scsi/ufs/ufs-qcom.c Yaniv Gardi 2015-01-15 667 ufshcd_writel(hba, core_clk_period_in_ns | tx_clk_cycles_per_us, 81c0fc51b7a790 drivers/scsi/ufs/ufs-qcom.c Yaniv Gardi 2015-01-15 668 REG_UFS_TX_SYMBOL_CLK_NS_US); f06fcc7155dcbc drivers/scsi/ufs/ufs-qcom.c Yaniv Gardi 2015-10-28 669 /* f06fcc7155dcbc drivers/scsi/ufs/ufs-qcom.c Yaniv Gardi 2015-10-28 670 * make sure above write gets applied before we return from f06fcc7155dcbc drivers/scsi/ufs/ufs-qcom.c Yaniv Gardi 2015-10-28 671 * this function. f06fcc7155dcbc drivers/scsi/ufs/ufs-qcom.c Yaniv Gardi 2015-10-28 672 */ f06fcc7155dcbc drivers/scsi/ufs/ufs-qcom.c Yaniv Gardi 2015-10-28 673 mb(); f06fcc7155dcbc drivers/scsi/ufs/ufs-qcom.c Yaniv Gardi 2015-10-28 674 } f06fcc7155dcbc drivers/scsi/ufs/ufs-qcom.c Yaniv Gardi 2015-10-28 675 9c02aa24bf404a drivers/ufs/host/ufs-qcom.c Abel Vesa 2023-01-19 676 if (update_link_startup_timer && host->hw_ver.major != 0x5) { f06fcc7155dcbc drivers/scsi/ufs/ufs-qcom.c Yaniv Gardi 2015-10-28 677 ufshcd_writel(hba, ((core_clk_rate / MSEC_PER_SEC) * 100), 9c02aa24bf404a drivers/ufs/host/ufs-qcom.c Abel Vesa 2023-01-19 678 REG_UFS_CFG0); f06fcc7155dcbc drivers/scsi/ufs/ufs-qcom.c Yaniv Gardi 2015-10-28 679 /* f06fcc7155dcbc drivers/scsi/ufs/ufs-qcom.c Yaniv Gardi 2015-10-28 680 * make sure that this configuration is applied before f06fcc7155dcbc drivers/scsi/ufs/ufs-qcom.c Yaniv Gardi 2015-10-28 681 * we return f06fcc7155dcbc drivers/scsi/ufs/ufs-qcom.c Yaniv Gardi 2015-10-28 682 */ f06fcc7155dcbc drivers/scsi/ufs/ufs-qcom.c Yaniv Gardi 2015-10-28 683 mb(); f06fcc7155dcbc drivers/scsi/ufs/ufs-qcom.c Yaniv Gardi 2015-10-28 684 } 81c0fc51b7a790 drivers/scsi/ufs/ufs-qcom.c Yaniv Gardi 2015-01-15 685 031312dbc6950a drivers/ufs/host/ufs-qcom.c Manivannan Sadhasivam 2022-12-22 686 return 0; 81c0fc51b7a790 drivers/scsi/ufs/ufs-qcom.c Yaniv Gardi 2015-01-15 687 } 81c0fc51b7a790 drivers/scsi/ufs/ufs-qcom.c Yaniv Gardi 2015-01-15 688 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki