| What: /sys/bus/platform/drivers/ufshcd/*/device_descriptor/device_type |
| Date: February 2018 |
| Contact: Stanislav Nijnikov <stanislav.nijnikov@wdc.com> |
| Description: This file shows the device type. This is one of the UFS |
| device descriptor parameters. The full information about |
| the descriptor could be found at UFS specifications 2.1. |
| The file is read only. |
| |
| What: /sys/bus/platform/drivers/ufshcd/*/device_descriptor/device_class |
| Date: February 2018 |
| Contact: Stanislav Nijnikov <stanislav.nijnikov@wdc.com> |
| Description: This file shows the device class. This is one of the UFS |
| device descriptor parameters. The full information about |
| the descriptor could be found at UFS specifications 2.1. |
| The file is read only. |
| |
| What: /sys/bus/platform/drivers/ufshcd/*/device_descriptor/device_sub_class |
| Date: February 2018 |
| Contact: Stanislav Nijnikov <stanislav.nijnikov@wdc.com> |
| Description: This file shows the UFS storage subclass. This is one of |
| the UFS device descriptor parameters. The full information |
| about the descriptor could be found at UFS specifications 2.1. |
| The file is read only. |
| |
| What: /sys/bus/platform/drivers/ufshcd/*/device_descriptor/protocol |
| Date: February 2018 |
| Contact: Stanislav Nijnikov <stanislav.nijnikov@wdc.com> |
| Description: This file shows the protocol supported by an UFS device. |
| This is one of the UFS device descriptor parameters. |
| The full information about the descriptor could be found |
| at UFS specifications 2.1. |
| The file is read only. |
| |
| What: /sys/bus/platform/drivers/ufshcd/*/device_descriptor/number_of_luns |
| Date: February 2018 |
| Contact: Stanislav Nijnikov <stanislav.nijnikov@wdc.com> |
| Description: This file shows number of logical units. This is one of |
| the UFS device descriptor parameters. The full information |
| about the descriptor could be found at UFS specifications 2.1. |
| The file is read only. |
| |
| What: /sys/bus/platform/drivers/ufshcd/*/device_descriptor/number_of_wluns |
| Date: February 2018 |
| Contact: Stanislav Nijnikov <stanislav.nijnikov@wdc.com> |
| Description: This file shows number of well known logical units. |
| This is one of the UFS device descriptor parameters. |
| The full information about the descriptor could be found |
| at UFS specifications 2.1. |
| The file is read only. |
| |
| What: /sys/bus/platform/drivers/ufshcd/*/device_descriptor/boot_enable |
| Date: February 2018 |
| Contact: Stanislav Nijnikov <stanislav.nijnikov@wdc.com> |
| Description: This file shows value that indicates whether the device is |
| enabled for boot. This is one of the UFS device descriptor |
| parameters. The full information about the descriptor could |
| be found at UFS specifications 2.1. |
| The file is read only. |
| |
| What: /sys/bus/platform/drivers/ufshcd/*/device_descriptor/descriptor_access_enable |
| Date: February 2018 |
| Contact: Stanislav Nijnikov <stanislav.nijnikov@wdc.com> |
| Description: This file shows value that indicates whether the device |
| descriptor could be read after partial initialization phase |
| of the boot sequence. This is one of the UFS device descriptor |
| parameters. The full information about the descriptor could |
| be found at UFS specifications 2.1. |
| The file is read only. |
| |
| What: /sys/bus/platform/drivers/ufshcd/*/device_descriptor/initial_power_mode |
| Date: February 2018 |
| Contact: Stanislav Nijnikov <stanislav.nijnikov@wdc.com> |
| Description: This file shows value that defines the power mode after |
| device initialization or hardware reset. This is one of |
| the UFS device descriptor parameters. The full information |
| about the descriptor could be found at UFS specifications 2.1. |
| The file is read only. |
| |
| What: /sys/bus/platform/drivers/ufshcd/*/device_descriptor/high_priority_lun |
| Date: February 2018 |
| Contact: Stanislav Nijnikov <stanislav.nijnikov@wdc.com> |
| Description: This file shows the high priority lun. This is one of |
| the UFS device descriptor parameters. The full information |
| about the descriptor could be found at UFS specifications 2.1. |
| The file is read only. |
| |
| What: /sys/bus/platform/drivers/ufshcd/*/device_descriptor/secure_removal_type |
| Date: February 2018 |
| Contact: Stanislav Nijnikov <stanislav.nijnikov@wdc.com> |
| Description: This file shows the secure removal type. This is one of |
| the UFS device descriptor parameters. The full information |
| about the descriptor could be found at UFS specifications 2.1. |
| The file is read only. |
| |
| What: /sys/bus/platform/drivers/ufshcd/*/device_descriptor/support_security_lun |
| Date: February 2018 |
| Contact: Stanislav Nijnikov <stanislav.nijnikov@wdc.com> |
| Description: This file shows whether the security lun is supported. |
| This is one of the UFS device descriptor parameters. |
| The full information about the descriptor could be found |
| at UFS specifications 2.1. |
| The file is read only. |
| |
| What: /sys/bus/platform/drivers/ufshcd/*/device_descriptor/bkops_termination_latency |
| Date: February 2018 |
| Contact: Stanislav Nijnikov <stanislav.nijnikov@wdc.com> |
| Description: This file shows the background operations termination |
| latency. This is one of the UFS device descriptor parameters. |
| The full information about the descriptor could be found |
| at UFS specifications 2.1. |
| The file is read only. |
| |
| What: /sys/bus/platform/drivers/ufshcd/*/device_descriptor/initial_active_icc_level |
| Date: February 2018 |
| Contact: Stanislav Nijnikov <stanislav.nijnikov@wdc.com> |
| Description: This file shows the initial active ICC level. This is one |
| of the UFS device descriptor parameters. The full information |
| about the descriptor could be found at UFS specifications 2.1. |
| The file is read only. |
| |
| What: /sys/bus/platform/drivers/ufshcd/*/device_descriptor/specification_version |
| Date: February 2018 |
| Contact: Stanislav Nijnikov <stanislav.nijnikov@wdc.com> |
| Description: This file shows the specification version. This is one |
| of the UFS device descriptor parameters. The full information |
| about the descriptor could be found at UFS specifications 2.1. |
| The file is read only. |
| |
| What: /sys/bus/platform/drivers/ufshcd/*/device_descriptor/manufacturing_date |
| Date: February 2018 |
| Contact: Stanislav Nijnikov <stanislav.nijnikov@wdc.com> |
| Description: This file shows the manufacturing date in BCD format. |
| This is one of the UFS device descriptor parameters. |
| The full information about the descriptor could be found |
| at UFS specifications 2.1. |
| The file is read only. |
| |
| What: /sys/bus/platform/drivers/ufshcd/*/device_descriptor/manufacturer_id |
| Date: February 2018 |
| Contact: Stanislav Nijnikov <stanislav.nijnikov@wdc.com> |
| Description: This file shows the manufacturee ID. This is one of the |
| UFS device descriptor parameters. The full information about |
| the descriptor could be found at UFS specifications 2.1. |
| The file is read only. |
| |
| What: /sys/bus/platform/drivers/ufshcd/*/device_descriptor/rtt_capability |
| Date: February 2018 |
| Contact: Stanislav Nijnikov <stanislav.nijnikov@wdc.com> |
| Description: This file shows the maximum number of outstanding RTTs |
| supported by the device. This is one of the UFS device |
| descriptor parameters. The full information about |
| the descriptor could be found at UFS specifications 2.1. |
| The file is read only. |
| |
| What: /sys/bus/platform/drivers/ufshcd/*/device_descriptor/rtc_update |
| Date: February 2018 |
| Contact: Stanislav Nijnikov <stanislav.nijnikov@wdc.com> |
| Description: This file shows the frequency and method of the realtime |
| clock update. This is one of the UFS device descriptor |
| parameters. The full information about the descriptor |
| could be found at UFS specifications 2.1. |
| The file is read only. |
| |
| What: /sys/bus/platform/drivers/ufshcd/*/device_descriptor/ufs_features |
| Date: February 2018 |
| Contact: Stanislav Nijnikov <stanislav.nijnikov@wdc.com> |
| Description: This file shows which features are supported by the device. |
| This is one of the UFS device descriptor parameters. |
| The full information about the descriptor could be |
| found at UFS specifications 2.1. |
| The file is read only. |
| |
| What: /sys/bus/platform/drivers/ufshcd/*/device_descriptor/ffu_timeout |
| Date: February 2018 |
| Contact: Stanislav Nijnikov <stanislav.nijnikov@wdc.com> |
| Description: This file shows the FFU timeout. This is one of the |
| UFS device descriptor parameters. The full information |
| about the descriptor could be found at UFS specifications 2.1. |
| The file is read only. |
| |
| What: /sys/bus/platform/drivers/ufshcd/*/device_descriptor/queue_depth |
| Date: February 2018 |
| Contact: Stanislav Nijnikov <stanislav.nijnikov@wdc.com> |
| Description: This file shows the device queue depth. This is one of the |
| UFS device descriptor parameters. The full information |
| about the descriptor could be found at UFS specifications 2.1. |
| The file is read only. |
| |
| What: /sys/bus/platform/drivers/ufshcd/*/device_descriptor/device_version |
| Date: February 2018 |
| Contact: Stanislav Nijnikov <stanislav.nijnikov@wdc.com> |
| Description: This file shows the device version. This is one of the |
| UFS device descriptor parameters. The full information |
| about the descriptor could be found at UFS specifications 2.1. |
| The file is read only. |
| |
| What: /sys/bus/platform/drivers/ufshcd/*/device_descriptor/number_of_secure_wpa |
| Date: February 2018 |
| Contact: Stanislav Nijnikov <stanislav.nijnikov@wdc.com> |
| Description: This file shows number of secure write protect areas |
| supported by the device. This is one of the UFS device |
| descriptor parameters. The full information about |
| the descriptor could be found at UFS specifications 2.1. |
| The file is read only. |
| |
| What: /sys/bus/platform/drivers/ufshcd/*/device_descriptor/psa_max_data_size |
| Date: February 2018 |
| Contact: Stanislav Nijnikov <stanislav.nijnikov@wdc.com> |
| Description: This file shows the maximum amount of data that may be |
| written during the pre-soldering phase of the PSA flow. |
| This is one of the UFS device descriptor parameters. |
| The full information about the descriptor could be found |
| at UFS specifications 2.1. |
| The file is read only. |
| |
| What: /sys/bus/platform/drivers/ufshcd/*/device_descriptor/psa_state_timeout |
| Date: February 2018 |
| Contact: Stanislav Nijnikov <stanislav.nijnikov@wdc.com> |
| Description: This file shows the command maximum timeout for a change |
| in PSA state. This is one of the UFS device descriptor |
| parameters. The full information about the descriptor could |
| be found at UFS specifications 2.1. |
| The file is read only. |
| |
| |
| What: /sys/bus/platform/drivers/ufshcd/*/interconnect_descriptor/unipro_version |
| Date: February 2018 |
| Contact: Stanislav Nijnikov <stanislav.nijnikov@wdc.com> |
| Description: This file shows the MIPI UniPro version number in BCD format. |
| This is one of the UFS interconnect descriptor parameters. |
| The full information about the descriptor could be found at |
| UFS specifications 2.1. |
| The file is read only. |
| |
| What: /sys/bus/platform/drivers/ufshcd/*/interconnect_descriptor/mphy_version |
| Date: February 2018 |
| Contact: Stanislav Nijnikov <stanislav.nijnikov@wdc.com> |
| Description: This file shows the MIPI M-PHY version number in BCD format. |
| This is one of the UFS interconnect descriptor parameters. |
| The full information about the descriptor could be found at |
| UFS specifications 2.1. |
| The file is read only. |
| |
| |
| What: /sys/bus/platform/drivers/ufshcd/*/geometry_descriptor/raw_device_capacity |
| Date: February 2018 |
| Contact: Stanislav Nijnikov <stanislav.nijnikov@wdc.com> |
| Description: This file shows the total memory quantity available to |
| the user to configure the device logical units. This is one |
| of the UFS geometry descriptor parameters. The full |
| information about the descriptor could be found at |
| UFS specifications 2.1. |
| The file is read only. |
| |
| What: /sys/bus/platform/drivers/ufshcd/*/geometry_descriptor/max_number_of_luns |
| Date: February 2018 |
| Contact: Stanislav Nijnikov <stanislav.nijnikov@wdc.com> |
| Description: This file shows the maximum number of logical units |
| supported by the UFS device. This is one of the UFS |
| geometry descriptor parameters. The full information about |
| the descriptor could be found at UFS specifications 2.1. |
| The file is read only. |
| |
| What: /sys/bus/platform/drivers/ufshcd/*/geometry_descriptor/segment_size |
| Date: February 2018 |
| Contact: Stanislav Nijnikov <stanislav.nijnikov@wdc.com> |
| Description: This file shows the segment size. This is one of the UFS |
| geometry descriptor parameters. The full information about |
| the descriptor could be found at UFS specifications 2.1. |
| The file is read only. |
| |
| What: /sys/bus/platform/drivers/ufshcd/*/geometry_descriptor/allocation_unit_size |
| Date: February 2018 |
| Contact: Stanislav Nijnikov <stanislav.nijnikov@wdc.com> |
| Description: This file shows the allocation unit size. This is one of |
| the UFS geometry descriptor parameters. The full information |
| about the descriptor could be found at UFS specifications 2.1. |
| The file is read only. |
| |
| What: /sys/bus/platform/drivers/ufshcd/*/geometry_descriptor/min_addressable_block_size |
| Date: February 2018 |
| Contact: Stanislav Nijnikov <stanislav.nijnikov@wdc.com> |
| Description: This file shows the minimum addressable block size. This |
| is one of the UFS geometry descriptor parameters. The full |
| information about the descriptor could be found at UFS |
| specifications 2.1. |
| The file is read only. |
| |
| What: /sys/bus/platform/drivers/ufshcd/*/geometry_descriptor/optimal_read_block_size |
| Date: February 2018 |
| Contact: Stanislav Nijnikov <stanislav.nijnikov@wdc.com> |
| Description: This file shows the optimal read block size. This is one |
| of the UFS geometry descriptor parameters. The full |
| information about the descriptor could be found at UFS |
| specifications 2.1. |
| The file is read only. |
| |
| What: /sys/bus/platform/drivers/ufshcd/*/geometry_descriptor/optimal_write_block_size |
| Date: February 2018 |
| Contact: Stanislav Nijnikov <stanislav.nijnikov@wdc.com> |
| Description: This file shows the optimal write block size. This is one |
| of the UFS geometry descriptor parameters. The full |
| information about the descriptor could be found at UFS |
| specifications 2.1. |
| The file is read only. |
| |
| What: /sys/bus/platform/drivers/ufshcd/*/geometry_descriptor/max_in_buffer_size |
| Date: February 2018 |
| Contact: Stanislav Nijnikov <stanislav.nijnikov@wdc.com> |
| Description: This file shows the maximum data-in buffer size. This |
| is one of the UFS geometry descriptor parameters. The full |
| information about the descriptor could be found at UFS |
| specifications 2.1. |
| The file is read only. |
| |
| What: /sys/bus/platform/drivers/ufshcd/*/geometry_descriptor/max_out_buffer_size |
| Date: February 2018 |
| Contact: Stanislav Nijnikov <stanislav.nijnikov@wdc.com> |
| Description: This file shows the maximum data-out buffer size. This |
| is one of the UFS geometry descriptor parameters. The full |
| information about the descriptor could be found at UFS |
| specifications 2.1. |
| The file is read only. |
| |
| What: /sys/bus/platform/drivers/ufshcd/*/geometry_descriptor/rpmb_rw_size |
| Date: February 2018 |
| Contact: Stanislav Nijnikov <stanislav.nijnikov@wdc.com> |
| Description: This file shows the maximum number of RPMB frames allowed |
| in Security Protocol In/Out. This is one of the UFS geometry |
| descriptor parameters. The full information about the |
| descriptor could be found at UFS specifications 2.1. |
| The file is read only. |
| |
| What: /sys/bus/platform/drivers/ufshcd/*/geometry_descriptor/dyn_capacity_resource_policy |
| Date: February 2018 |
| Contact: Stanislav Nijnikov <stanislav.nijnikov@wdc.com> |
| Description: This file shows the dynamic capacity resource policy. This |
| is one of the UFS geometry descriptor parameters. The full |
| information about the descriptor could be found at |
| UFS specifications 2.1. |
| The file is read only. |
| |
| What: /sys/bus/platform/drivers/ufshcd/*/geometry_descriptor/data_ordering |
| Date: February 2018 |
| Contact: Stanislav Nijnikov <stanislav.nijnikov@wdc.com> |
| Description: This file shows support for out-of-order data transfer. |
| This is one of the UFS geometry descriptor parameters. |
| The full information about the descriptor could be found at |
| UFS specifications 2.1. |
| The file is read only. |
| |
| What: /sys/bus/platform/drivers/ufshcd/*/geometry_descriptor/max_number_of_contexts |
| Date: February 2018 |
| Contact: Stanislav Nijnikov <stanislav.nijnikov@wdc.com> |
| Description: This file shows maximum available number of contexts which |
| are supported by the device. This is one of the UFS geometry |
| descriptor parameters. The full information about the |
| descriptor could be found at UFS specifications 2.1. |
| The file is read only. |
| |
| What: /sys/bus/platform/drivers/ufshcd/*/geometry_descriptor/sys_data_tag_unit_size |
| Date: February 2018 |
| Contact: Stanislav Nijnikov <stanislav.nijnikov@wdc.com> |
| Description: This file shows system data tag unit size. This is one of |
| the UFS geometry descriptor parameters. The full information |
| about the descriptor could be found at UFS specifications 2.1. |
| The file is read only. |
| |
| What: /sys/bus/platform/drivers/ufshcd/*/geometry_descriptor/sys_data_tag_resource_size |
| Date: February 2018 |
| Contact: Stanislav Nijnikov <stanislav.nijnikov@wdc.com> |
| Description: This file shows maximum storage area size allocated by |
| the device to handle system data by the tagging mechanism. |
| This is one of the UFS geometry descriptor parameters. |
| The full information about the descriptor could be found at |
| UFS specifications 2.1. |
| The file is read only. |
| |
| What: /sys/bus/platform/drivers/ufshcd/*/geometry_descriptor/secure_removal_types |
| Date: February 2018 |
| Contact: Stanislav Nijnikov <stanislav.nijnikov@wdc.com> |
| Description: This file shows supported secure removal types. This is |
| one of the UFS geometry descriptor parameters. The full |
| information about the descriptor could be found at |
| UFS specifications 2.1. |
| The file is read only. |
| |
| What: /sys/bus/platform/drivers/ufshcd/*/geometry_descriptor/memory_types |
| Date: February 2018 |
| Contact: Stanislav Nijnikov <stanislav.nijnikov@wdc.com> |
| Description: This file shows supported memory types. This is one of |
| the UFS geometry descriptor parameters. The full |
| information about the descriptor could be found at |
| UFS specifications 2.1. |
| The file is read only. |
| |
| What: /sys/bus/platform/drivers/ufshcd/*/geometry_descriptor/*_memory_max_alloc_units |
| Date: February 2018 |
| Contact: Stanislav Nijnikov <stanislav.nijnikov@wdc.com> |
| Description: This file shows the maximum number of allocation units for |
| different memory types (system code, non persistent, |
| enhanced type 1-4). This is one of the UFS geometry |
| descriptor parameters. The full information about the |
| descriptor could be found at UFS specifications 2.1. |
| The file is read only. |
| |
| What: /sys/bus/platform/drivers/ufshcd/*/geometry_descriptor/*_memory_capacity_adjustment_factor |
| Date: February 2018 |
| Contact: Stanislav Nijnikov <stanislav.nijnikov@wdc.com> |
| Description: This file shows the memory capacity adjustment factor for |
| different memory types (system code, non persistent, |
| enhanced type 1-4). This is one of the UFS geometry |
| descriptor parameters. The full information about the |
| descriptor could be found at UFS specifications 2.1. |
| The file is read only. |
| |
| |
| What: /sys/bus/platform/drivers/ufshcd/*/health_descriptor/eol_info |
| Date: February 2018 |
| Contact: Stanislav Nijnikov <stanislav.nijnikov@wdc.com> |
| Description: This file shows preend of life information. This is one |
| of the UFS health descriptor parameters. The full |
| information about the descriptor could be found at |
| UFS specifications 2.1. |
| The file is read only. |
| |
| What: /sys/bus/platform/drivers/ufshcd/*/health_descriptor/life_time_estimation_a |
| Date: February 2018 |
| Contact: Stanislav Nijnikov <stanislav.nijnikov@wdc.com> |
| Description: This file shows indication of the device life time |
| (method a). This is one of the UFS health descriptor |
| parameters. The full information about the descriptor |
| could be found at UFS specifications 2.1. |
| The file is read only. |
| |
| What: /sys/bus/platform/drivers/ufshcd/*/health_descriptor/life_time_estimation_b |
| Date: February 2018 |
| Contact: Stanislav Nijnikov <stanislav.nijnikov@wdc.com> |
| Description: This file shows indication of the device life time |
| (method b). This is one of the UFS health descriptor |
| parameters. The full information about the descriptor |
| could be found at UFS specifications 2.1. |
| The file is read only. |
| |
| |
| What: /sys/bus/platform/drivers/ufshcd/*/power_descriptor/active_icc_levels_vcc* |
| Date: February 2018 |
| Contact: Stanislav Nijnikov <stanislav.nijnikov@wdc.com> |
| Description: This file shows maximum VCC, VCCQ and VCCQ2 value for |
| active ICC levels from 0 to 15. This is one of the UFS |
| power descriptor parameters. The full information about |
| the descriptor could be found at UFS specifications 2.1. |
| The file is read only. |
