From patchwork Wed Apr 8 21:48:41 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Asutosh Das (asd)" X-Patchwork-Id: 11480981 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 27D20912 for ; Wed, 8 Apr 2020 21:49:35 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 05E8D2074F for ; Wed, 8 Apr 2020 21:49:35 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726678AbgDHVtc (ORCPT ); Wed, 8 Apr 2020 17:49:32 -0400 Received: from alexa-out-sd-02.qualcomm.com ([199.106.114.39]:44429 "EHLO alexa-out-sd-02.qualcomm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726654AbgDHVtb (ORCPT ); Wed, 8 Apr 2020 17:49:31 -0400 Received: from unknown (HELO ironmsg03-sd.qualcomm.com) ([10.53.140.143]) by alexa-out-sd-02.qualcomm.com with ESMTP; 08 Apr 2020 14:49:30 -0700 Received: from asutoshd-linux1.qualcomm.com ([10.46.160.39]) by ironmsg03-sd.qualcomm.com with ESMTP; 08 Apr 2020 14:49:30 -0700 Received: by asutoshd-linux1.qualcomm.com (Postfix, from userid 92687) id 5DF66209D0; Wed, 8 Apr 2020 14:49:30 -0700 (PDT) From: Asutosh Das To: cang@codeaurora.org, martin.petersen@oracle.com, Avri.Altman@wdc.com, linux-scsi@vger.kernel.org Cc: Asutosh Das , linux-arm-msm@vger.kernel.org, Alim Akhtar , Avri Altman , "James E.J. Bottomley" , Stanley Chu , Nitin Rawat , Tomas Winkler , Bean Huo , Colin Ian King , linux-kernel@vger.kernel.org (open list) Subject: [PATCH v1 3/3] ufs: sysfs: add sysfs entries for write booster Date: Wed, 8 Apr 2020 14:48:41 -0700 Message-Id: <7d99b5db043072c1b4484d97484b04caae696dab.1586382357.git.asutoshd@codeaurora.org> X-Mailer: git-send-email 2.7.4 In-Reply-To: References: In-Reply-To: <3c186284280c37c76cf77bf482dde725359b8a8a.1586382357.git.asutoshd@codeaurora.org> References: <3c186284280c37c76cf77bf482dde725359b8a8a.1586382357.git.asutoshd@codeaurora.org> Sender: linux-scsi-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-scsi@vger.kernel.org Adds unit, device, geometry descriptor sysfs entries. Adds flags sysfs entries for write booster. Signed-off-by: Asutosh Das --- drivers/scsi/ufs/ufs-sysfs.c | 39 ++++++++++++++++++++++++++++++++++++++- drivers/scsi/ufs/ufs.h | 6 ++++++ 2 files changed, 44 insertions(+), 1 deletion(-) diff --git a/drivers/scsi/ufs/ufs-sysfs.c b/drivers/scsi/ufs/ufs-sysfs.c index 92a63ee..176a216 100644 --- a/drivers/scsi/ufs/ufs-sysfs.c +++ b/drivers/scsi/ufs/ufs-sysfs.c @@ -276,6 +276,10 @@ UFS_DEVICE_DESC_PARAM(device_version, _DEV_VER, 2); UFS_DEVICE_DESC_PARAM(number_of_secure_wpa, _NUM_SEC_WPA, 1); UFS_DEVICE_DESC_PARAM(psa_max_data_size, _PSA_MAX_DATA, 4); UFS_DEVICE_DESC_PARAM(psa_state_timeout, _PSA_TMT, 1); +UFS_DEVICE_DESC_PARAM(ext_feature_sup, _EXT_UFS_FEATURE_SUP, 4); +UFS_DEVICE_DESC_PARAM(wb_presv_us_en, _WB_US_RED_EN, 1); +UFS_DEVICE_DESC_PARAM(wb_type, _WB_TYPE, 1); +UFS_DEVICE_DESC_PARAM(wb_shared_alloc_units, _WB_SHARED_ALLOC_UNITS, 4); static struct attribute *ufs_sysfs_device_descriptor[] = { &dev_attr_device_type.attr, @@ -304,6 +308,10 @@ static struct attribute *ufs_sysfs_device_descriptor[] = { &dev_attr_number_of_secure_wpa.attr, &dev_attr_psa_max_data_size.attr, &dev_attr_psa_state_timeout.attr, + &dev_attr_ext_feature_sup.attr, + &dev_attr_wb_presv_us_en.attr, + &dev_attr_wb_type.attr, + &dev_attr_wb_shared_alloc_units.attr, NULL, }; @@ -373,6 +381,12 @@ UFS_GEOMETRY_DESC_PARAM(enh4_memory_max_alloc_units, _ENM4_MAX_NUM_UNITS, 4); UFS_GEOMETRY_DESC_PARAM(enh4_memory_capacity_adjustment_factor, _ENM4_CAP_ADJ_FCTR, 2); +UFS_GEOMETRY_DESC_PARAM(wb_max_alloc_units, _WB_MAX_ALLOC_UNITS, 4); +UFS_GEOMETRY_DESC_PARAM(wb_max_wb_luns, _WB_MAX_WB_LUNS, 1); +UFS_GEOMETRY_DESC_PARAM(wb_buff_cap_adj, _WB_BUFF_CAP_ADJ, 1); +UFS_GEOMETRY_DESC_PARAM(wb_sup_red_type, _WB_SUP_RED_TYPE, 1); +UFS_GEOMETRY_DESC_PARAM(wb_sup_wb_type, _WB_SUP_WB_TYPE, 1); + static struct attribute *ufs_sysfs_geometry_descriptor[] = { &dev_attr_raw_device_capacity.attr, @@ -404,6 +418,11 @@ static struct attribute *ufs_sysfs_geometry_descriptor[] = { &dev_attr_enh3_memory_capacity_adjustment_factor.attr, &dev_attr_enh4_memory_max_alloc_units.attr, &dev_attr_enh4_memory_capacity_adjustment_factor.attr, + &dev_attr_wb_max_alloc_units.attr, + &dev_attr_wb_max_wb_luns.attr, + &dev_attr_wb_buff_cap_adj.attr, + &dev_attr_wb_sup_red_type.attr, + &dev_attr_wb_sup_wb_type.attr, NULL, }; @@ -616,7 +635,7 @@ static ssize_t _name##_show(struct device *dev, \ pm_runtime_put_sync(hba->dev); \ if (ret) \ return -EINVAL; \ - return sprintf(buf, "%s\n", flag ? "true" : "false"); \ + return sprintf(buf, "%s\n", flag ? "true" : "false"); \ } \ static DEVICE_ATTR_RO(_name) @@ -628,6 +647,9 @@ UFS_FLAG(life_span_mode_enable, _LIFE_SPAN_MODE_ENABLE); UFS_FLAG(phy_resource_removal, _FPHYRESOURCEREMOVAL); UFS_FLAG(busy_rtc, _BUSY_RTC); UFS_FLAG(disable_fw_update, _PERMANENTLY_DISABLE_FW_UPDATE); +UFS_FLAG(wb_enable, _WB_EN); +UFS_FLAG(wb_flush_en, _WB_BUFF_FLUSH_EN); +UFS_FLAG(wb_flush_during_h8, _WB_BUFF_FLUSH_DURING_HIBERN8); static struct attribute *ufs_sysfs_device_flags[] = { &dev_attr_device_init.attr, @@ -638,6 +660,9 @@ static struct attribute *ufs_sysfs_device_flags[] = { &dev_attr_phy_resource_removal.attr, &dev_attr_busy_rtc.attr, &dev_attr_disable_fw_update.attr, + &dev_attr_wb_enable.attr, + &dev_attr_wb_flush_en.attr, + &dev_attr_wb_flush_during_h8.attr, NULL, }; @@ -679,6 +704,11 @@ UFS_ATTRIBUTE(exception_event_status, _EE_STATUS); UFS_ATTRIBUTE(ffu_status, _FFU_STATUS); UFS_ATTRIBUTE(psa_state, _PSA_STATE); UFS_ATTRIBUTE(psa_data_size, _PSA_DATA_SIZE); +UFS_ATTRIBUTE(wb_flush_status, _WB_FLUSH_STATUS); +UFS_ATTRIBUTE(wb_avail_buf, _AVAIL_WB_BUFF_SIZE); +UFS_ATTRIBUTE(wb_life_time_est, _WB_BUFF_LIFE_TIME_EST); +UFS_ATTRIBUTE(wb_cur_buf, _CURR_WB_BUFF_SIZE); + static struct attribute *ufs_sysfs_attributes[] = { &dev_attr_boot_lun_enabled.attr, @@ -697,6 +727,10 @@ static struct attribute *ufs_sysfs_attributes[] = { &dev_attr_ffu_status.attr, &dev_attr_psa_state.attr, &dev_attr_psa_data_size.attr, + &dev_attr_wb_flush_status.attr, + &dev_attr_wb_avail_buf.attr, + &dev_attr_wb_life_time_est.attr, + &dev_attr_wb_cur_buf.attr, NULL, }; @@ -748,6 +782,8 @@ UFS_UNIT_DESC_PARAM(provisioning_type, _PROVISIONING_TYPE, 1); UFS_UNIT_DESC_PARAM(physical_memory_resourse_count, _PHY_MEM_RSRC_CNT, 8); UFS_UNIT_DESC_PARAM(context_capabilities, _CTX_CAPABILITIES, 2); UFS_UNIT_DESC_PARAM(large_unit_granularity, _LARGE_UNIT_SIZE_M1, 1); +UFS_UNIT_DESC_PARAM(wb_buf_alloc_units, _WB_BUF_ALLOC_UNITS, 4); + static struct attribute *ufs_sysfs_unit_descriptor[] = { &dev_attr_boot_lun_id.attr, @@ -763,6 +799,7 @@ static struct attribute *ufs_sysfs_unit_descriptor[] = { &dev_attr_physical_memory_resourse_count.attr, &dev_attr_context_capabilities.attr, &dev_attr_large_unit_granularity.attr, + &dev_attr_wb_buf_alloc_units.attr, NULL, }; diff --git a/drivers/scsi/ufs/ufs.h b/drivers/scsi/ufs/ufs.h index 2c77b3e..5c26659 100644 --- a/drivers/scsi/ufs/ufs.h +++ b/drivers/scsi/ufs/ufs.h @@ -267,6 +267,7 @@ enum device_desc_param { DEVICE_DESC_PARAM_PSA_TMT = 0x29, DEVICE_DESC_PARAM_PRDCT_REV = 0x2A, DEVICE_DESC_PARAM_EXT_UFS_FEATURE_SUP = 0x4F, + DEVICE_DESC_PARAM_WB_US_RED_EN = 0x53, DEVICE_DESC_PARAM_WB_TYPE = 0x54, DEVICE_DESC_PARAM_WB_SHARED_ALLOC_UNITS = 0x55, }; @@ -313,6 +314,11 @@ enum geometry_desc_param { GEOMETRY_DESC_PARAM_ENM4_MAX_NUM_UNITS = 0x3E, GEOMETRY_DESC_PARAM_ENM4_CAP_ADJ_FCTR = 0x42, GEOMETRY_DESC_PARAM_OPT_LOG_BLK_SIZE = 0x44, + GEOMETRY_DESC_PARAM_WB_MAX_ALLOC_UNITS = 0x4F, + GEOMETRY_DESC_PARAM_WB_MAX_WB_LUNS = 0x53, + GEOMETRY_DESC_PARAM_WB_BUFF_CAP_ADJ = 0x54, + GEOMETRY_DESC_PARAM_WB_SUP_RED_TYPE = 0x55, + GEOMETRY_DESC_PARAM_WB_SUP_WB_TYPE = 0x56, }; /* Health descriptor parameters offsets in bytes*/