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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.
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