diff options
Diffstat (limited to 'Documentation/ABI')
| -rw-r--r-- | Documentation/ABI/stable/sysfs-bus-vmbus | 33 | ||||
| -rw-r--r-- | Documentation/ABI/stable/sysfs-driver-mlxreg-io | 6 | ||||
| -rw-r--r-- | Documentation/ABI/testing/debugfs-driver-habanalabs | 126 | ||||
| -rw-r--r-- | Documentation/ABI/testing/sysfs-block | 9 | ||||
| -rw-r--r-- | Documentation/ABI/testing/sysfs-block-zram | 11 | ||||
| -rw-r--r-- | Documentation/ABI/testing/sysfs-bus-iio | 21 | ||||
| -rw-r--r-- | Documentation/ABI/testing/sysfs-bus-iio-sps30 | 28 | ||||
| -rw-r--r-- | Documentation/ABI/testing/sysfs-bus-intel_th-output-devices | 6 | ||||
| -rw-r--r-- | Documentation/ABI/testing/sysfs-bus-usb | 2 | ||||
| -rw-r--r-- | Documentation/ABI/testing/sysfs-class-led-trigger-pattern | 51 | ||||
| -rw-r--r-- | Documentation/ABI/testing/sysfs-driver-habanalabs | 190 |
11 files changed, 426 insertions, 57 deletions
diff --git a/Documentation/ABI/stable/sysfs-bus-vmbus b/Documentation/ABI/stable/sysfs-bus-vmbus index 3fed8fdb873d..826689dcc2e6 100644 --- a/Documentation/ABI/stable/sysfs-bus-vmbus +++ b/Documentation/ABI/stable/sysfs-bus-vmbus @@ -146,3 +146,36 @@ KernelVersion: 4.16 Contact: Stephen Hemminger <sthemmin@microsoft.com> Description: Binary file created by uio_hv_generic for ring buffer Users: Userspace drivers + +What: /sys/bus/vmbus/devices/<UUID>/channels/<N>/intr_in_full +Date: February 2019 +KernelVersion: 5.0 +Contact: Michael Kelley <mikelley@microsoft.com> +Description: Number of guest to host interrupts caused by the inbound ring + buffer transitioning from full to not full while a packet is + waiting for buffer space to become available +Users: Debugging tools + +What: /sys/bus/vmbus/devices/<UUID>/channels/<N>/intr_out_empty +Date: February 2019 +KernelVersion: 5.0 +Contact: Michael Kelley <mikelley@microsoft.com> +Description: Number of guest to host interrupts caused by the outbound ring + buffer transitioning from empty to not empty +Users: Debugging tools + +What: /sys/bus/vmbus/devices/<UUID>/channels/<N>/out_full_first +Date: February 2019 +KernelVersion: 5.0 +Contact: Michael Kelley <mikelley@microsoft.com> +Description: Number of write operations that were the first to encounter an + outbound ring buffer full condition +Users: Debugging tools + +What: /sys/bus/vmbus/devices/<UUID>/channels/<N>/out_full_total +Date: February 2019 +KernelVersion: 5.0 +Contact: Michael Kelley <mikelley@microsoft.com> +Description: Total number of write operations that encountered an outbound + ring buffer full condition +Users: Debugging tools diff --git a/Documentation/ABI/stable/sysfs-driver-mlxreg-io b/Documentation/ABI/stable/sysfs-driver-mlxreg-io index 9b642669cb16..169fe08a649b 100644 --- a/Documentation/ABI/stable/sysfs-driver-mlxreg-io +++ b/Documentation/ABI/stable/sysfs-driver-mlxreg-io @@ -24,7 +24,7 @@ What: /sys/devices/platform/mlxplat/mlxreg-io/hwmon/hwmon*/ cpld3_version Date: November 2018 -KernelVersion: 4.21 +KernelVersion: 5.0 Contact: Vadim Pasternak <vadimpmellanox.com> Description: These files show with which CPLD versions have been burned on LED board. @@ -35,7 +35,7 @@ What: /sys/devices/platform/mlxplat/mlxreg-io/hwmon/hwmon*/ jtag_enable Date: November 2018 -KernelVersion: 4.21 +KernelVersion: 5.0 Contact: Vadim Pasternak <vadimpmellanox.com> Description: These files enable and disable the access to the JTAG domain. By default access to the JTAG domain is disabled. @@ -105,7 +105,7 @@ What: /sys/devices/platform/mlxplat/mlxreg-io/hwmon/hwmon*/ reset_voltmon_upgrade_fail Date: November 2018 -KernelVersion: 4.21 +KernelVersion: 5.0 Contact: Vadim Pasternak <vadimpmellanox.com> Description: These files show the system reset cause, as following: ComEx power fail, reset from ComEx, system platform reset, reset diff --git a/Documentation/ABI/testing/debugfs-driver-habanalabs b/Documentation/ABI/testing/debugfs-driver-habanalabs new file mode 100644 index 000000000000..2f5b80be07a3 --- /dev/null +++ b/Documentation/ABI/testing/debugfs-driver-habanalabs @@ -0,0 +1,126 @@ +What: /sys/kernel/debug/habanalabs/hl<n>/addr +Date: Jan 2019 +KernelVersion: 5.1 +Contact: oded.gabbay@gmail.com +Description: Sets the device address to be used for read or write through + PCI bar. The acceptable value is a string that starts with "0x" + +What: /sys/kernel/debug/habanalabs/hl<n>/command_buffers +Date: Jan 2019 +KernelVersion: 5.1 +Contact: oded.gabbay@gmail.com +Description: Displays a list with information about the currently allocated + command buffers + +What: /sys/kernel/debug/habanalabs/hl<n>/command_submission +Date: Jan 2019 +KernelVersion: 5.1 +Contact: oded.gabbay@gmail.com +Description: Displays a list with information about the currently active + command submissions + +What: /sys/kernel/debug/habanalabs/hl<n>/command_submission_jobs +Date: Jan 2019 +KernelVersion: 5.1 +Contact: oded.gabbay@gmail.com +Description: Displays a list with detailed information about each JOB (CB) of + each active command submission + +What: /sys/kernel/debug/habanalabs/hl<n>/data32 +Date: Jan 2019 +KernelVersion: 5.1 +Contact: oded.gabbay@gmail.com +Description: Allows the root user to read or write directly through the + device's PCI bar. Writing to this file generates a write + transaction while reading from the file generates a read + transcation. This custom interface is needed (instead of using + the generic Linux user-space PCI mapping) because the DDR bar + is very small compared to the DDR memory and only the driver can + move the bar before and after the transaction + +What: /sys/kernel/debug/habanalabs/hl<n>/device +Date: Jan 2019 +KernelVersion: 5.1 +Contact: oded.gabbay@gmail.com +Description: Enables the root user to set the device to specific state. + Valid values are "disable", "enable", "suspend", "resume". + User can read this property to see the valid values + +What: /sys/kernel/debug/habanalabs/hl<n>/i2c_addr +Date: Jan 2019 +KernelVersion: 5.1 +Contact: oded.gabbay@gmail.com +Description: Sets I2C device address for I2C transaction that is generated + by the device's CPU + +What: /sys/kernel/debug/habanalabs/hl<n>/i2c_bus +Date: Jan 2019 +KernelVersion: 5.1 +Contact: oded.gabbay@gmail.com +Description: Sets I2C bus address for I2C transaction that is generated by + the device's CPU + +What: /sys/kernel/debug/habanalabs/hl<n>/i2c_data +Date: Jan 2019 +KernelVersion: 5.1 +Contact: oded.gabbay@gmail.com +Description: Triggers an I2C transaction that is generated by the device's + CPU. Writing to this file generates a write transaction while + reading from the file generates a read transcation + +What: /sys/kernel/debug/habanalabs/hl<n>/i2c_reg +Date: Jan 2019 +KernelVersion: 5.1 +Contact: oded.gabbay@gmail.com +Description: Sets I2C register id for I2C transaction that is generated by + the device's CPU + +What: /sys/kernel/debug/habanalabs/hl<n>/led0 +Date: Jan 2019 +KernelVersion: 5.1 +Contact: oded.gabbay@gmail.com +Description: Sets the state of the first S/W led on the device + +What: /sys/kernel/debug/habanalabs/hl<n>/led1 +Date: Jan 2019 +KernelVersion: 5.1 +Contact: oded.gabbay@gmail.com +Description: Sets the state of the second S/W led on the device + +What: /sys/kernel/debug/habanalabs/hl<n>/led2 +Date: Jan 2019 +KernelVersion: 5.1 +Contact: oded.gabbay@gmail.com +Description: Sets the state of the third S/W led on the device + +What: /sys/kernel/debug/habanalabs/hl<n>/mmu +Date: Jan 2019 +KernelVersion: 5.1 +Contact: oded.gabbay@gmail.com +Description: Displays the hop values and physical address for a given ASID + and virtual address. The user should write the ASID and VA into + the file and then read the file to get the result. + e.g. to display info about VA 0x1000 for ASID 1 you need to do: + echo "1 0x1000" > /sys/kernel/debug/habanalabs/hl0/mmu + +What: /sys/kernel/debug/habanalabs/hl<n>/set_power_state +Date: Jan 2019 +KernelVersion: 5.1 +Contact: oded.gabbay@gmail.com +Description: Sets the PCI power state. Valid values are "1" for D0 and "2" + for D3Hot + +What: /sys/kernel/debug/habanalabs/hl<n>/userptr +Date: Jan 2019 +KernelVersion: 5.1 +Contact: oded.gabbay@gmail.com +Description: Displays a list with information about the currently user + pointers (user virtual addresses) that are pinned and mapped + to DMA addresses + +What: /sys/kernel/debug/habanalabs/hl<n>/vm +Date: Jan 2019 +KernelVersion: 5.1 +Contact: oded.gabbay@gmail.com +Description: Displays a list with information about all the active virtual + address mappings per ASID diff --git a/Documentation/ABI/testing/sysfs-block b/Documentation/ABI/testing/sysfs-block index 7710d4022b19..dfad7427817c 100644 --- a/Documentation/ABI/testing/sysfs-block +++ b/Documentation/ABI/testing/sysfs-block @@ -279,3 +279,12 @@ Description: size in 512B sectors of the zones of the device, with the eventual exception of the last zone of the device which may be smaller. + +What: /sys/block/<disk>/queue/io_timeout +Date: November 2018 +Contact: Weiping Zhang <zhangweiping@didiglobal.com> +Description: + io_timeout is the request timeout in milliseconds. If a request + does not complete in this time then the block driver timeout + handler is invoked. That timeout handler can decide to retry + the request, to fail it or to start a device recovery strategy. diff --git a/Documentation/ABI/testing/sysfs-block-zram b/Documentation/ABI/testing/sysfs-block-zram index 9d2339a485c8..14b2bf2e5105 100644 --- a/Documentation/ABI/testing/sysfs-block-zram +++ b/Documentation/ABI/testing/sysfs-block-zram @@ -122,11 +122,18 @@ Description: statistics (bd_count, bd_reads, bd_writes) in a format similar to block layer statistics file format. +What: /sys/block/zram<id>/writeback_limit_enable +Date: November 2018 +Contact: Minchan Kim <minchan@kernel.org> +Description: + The writeback_limit_enable file is read-write and specifies + eanbe of writeback_limit feature. "1" means eable the feature. + No limit "0" is the initial state. + What: /sys/block/zram<id>/writeback_limit Date: November 2018 Contact: Minchan Kim <minchan@kernel.org> Description: The writeback_limit file is read-write and specifies the maximum amount of writeback ZRAM can do. The limit could be changed - in run time and "0" means disable the limit. - No limit is the initial state. + in run time. diff --git a/Documentation/ABI/testing/sysfs-bus-iio b/Documentation/ABI/testing/sysfs-bus-iio index 8127a08e366d..864f8efd12e5 100644 --- a/Documentation/ABI/testing/sysfs-bus-iio +++ b/Documentation/ABI/testing/sysfs-bus-iio @@ -1554,6 +1554,10 @@ What: /sys/bus/iio/devices/iio:deviceX/in_concentration_raw What: /sys/bus/iio/devices/iio:deviceX/in_concentrationX_raw What: /sys/bus/iio/devices/iio:deviceX/in_concentration_co2_raw What: /sys/bus/iio/devices/iio:deviceX/in_concentrationX_co2_raw +What: /sys/bus/iio/devices/iio:deviceX/in_concentration_ethanol_raw +What: /sys/bus/iio/devices/iio:deviceX/in_concentrationX_ethanol_raw +What: /sys/bus/iio/devices/iio:deviceX/in_concentration_h2_raw +What: /sys/bus/iio/devices/iio:deviceX/in_concentrationX_h2_raw What: /sys/bus/iio/devices/iio:deviceX/in_concentration_voc_raw What: /sys/bus/iio/devices/iio:deviceX/in_concentrationX_voc_raw KernelVersion: 4.3 @@ -1684,4 +1688,19 @@ KernelVersion: 4.18 Contact: linux-iio@vger.kernel.org Description: Raw (unscaled) phase difference reading from channel Y - that can be processed to radians.
\ No newline at end of file + that can be processed to radians. + +What: /sys/bus/iio/devices/iio:deviceX/in_massconcentration_pm1_input +What: /sys/bus/iio/devices/iio:deviceX/in_massconcentrationY_pm1_input +What: /sys/bus/iio/devices/iio:deviceX/in_massconcentration_pm2p5_input +What: /sys/bus/iio/devices/iio:deviceX/in_massconcentrationY_pm2p5_input +What: /sys/bus/iio/devices/iio:deviceX/in_massconcentration_pm4_input +What: /sys/bus/iio/devices/iio:deviceX/in_massconcentrationY_pm4_input +What: /sys/bus/iio/devices/iio:deviceX/in_massconcentration_pm10_input +What: /sys/bus/iio/devices/iio:deviceX/in_massconcentrationY_pm10_input +KernelVersion: 4.22 +Contact: linux-iio@vger.kernel.org +Description: + Mass concentration reading of particulate matter in ug / m3. + pmX consists of particles with aerodynamic diameter less or + equal to X micrometers. diff --git a/Documentation/ABI/testing/sysfs-bus-iio-sps30 b/Documentation/ABI/testing/sysfs-bus-iio-sps30 new file mode 100644 index 000000000000..143df8e89d08 --- /dev/null +++ b/Documentation/ABI/testing/sysfs-bus-iio-sps30 @@ -0,0 +1,28 @@ +What: /sys/bus/iio/devices/iio:deviceX/start_cleaning +Date: December 2018 +KernelVersion: 4.22 +Contact: linux-iio@vger.kernel.org +Description: + Writing 1 starts sensor self cleaning. Internal fan accelerates + to its maximum speed and keeps spinning for about 10 seconds in + order to blow out accumulated dust. + +What: /sys/bus/iio/devices/iio:deviceX/cleaning_period +Date: January 2019 +KernelVersion: 5.1 +Contact: linux-iio@vger.kernel.org +Description: + Sensor is capable of triggering self cleaning periodically. + Period can be changed by writing a new value here. Upon reading + the current one is returned. Units are seconds. + + Writing 0 disables periodical self cleaning entirely. + +What: /sys/bus/iio/devices/iio:deviceX/cleaning_period_available +Date: January 2019 +KernelVersion: 5.1 +Contact: linux-iio@vger.kernel.org +Description: + The range of available values in seconds represented as the + minimum value, the step and the maximum value, all enclosed in + square brackets. diff --git a/Documentation/ABI/testing/sysfs-bus-intel_th-output-devices b/Documentation/ABI/testing/sysfs-bus-intel_th-output-devices index 4d48a9451866..d1f667104944 100644 --- a/Documentation/ABI/testing/sysfs-bus-intel_th-output-devices +++ b/Documentation/ABI/testing/sysfs-bus-intel_th-output-devices @@ -3,11 +3,13 @@ Date: June 2015 KernelVersion: 4.3 Contact: Alexander Shishkin <alexander.shishkin@linux.intel.com> Description: (RW) Writes of 1 or 0 enable or disable trace output to this - output device. Reads return current status. + output device. Reads return current status. Requires that the + correstponding output port driver be loaded. What: /sys/bus/intel_th/devices/<intel_th_id>-msc<msc-id>/port Date: June 2015 KernelVersion: 4.3 Contact: Alexander Shishkin <alexander.shishkin@linux.intel.com> Description: (RO) Port number, corresponding to this output device on the - switch (GTH). + switch (GTH) or "unassigned" if the corresponding output + port driver is not loaded. diff --git a/Documentation/ABI/testing/sysfs-bus-usb b/Documentation/ABI/testing/sysfs-bus-usb index 559baa5c418c..614d216dff1d 100644 --- a/Documentation/ABI/testing/sysfs-bus-usb +++ b/Documentation/ABI/testing/sysfs-bus-usb @@ -186,7 +186,7 @@ Contact: Lan Tianyu <tianyu.lan@intel.com> Description: Some platforms provide usb port connect types through ACPI. This attribute is to expose these information to user space. - The file will read "hotplug", "wired" and "not used" if the + The file will read "hotplug", "hardwired" and "not used" if the information is available, and "unknown" otherwise. What: /sys/bus/usb/devices/.../(hub interface)/portX/location diff --git a/Documentation/ABI/testing/sysfs-class-led-trigger-pattern b/Documentation/ABI/testing/sysfs-class-led-trigger-pattern index 1e5d172e0646..bd92ef9d6faa 100644 --- a/Documentation/ABI/testing/sysfs-class-led-trigger-pattern +++ b/Documentation/ABI/testing/sysfs-class-led-trigger-pattern @@ -7,55 +7,10 @@ Description: timer. It can do gradual dimming and step change of brightness. The pattern is given by a series of tuples, of brightness and - duration (ms). The LED is expected to traverse the series and - each brightness value for the specified duration. Duration of - 0 means brightness should immediately change to new value, and - writing malformed pattern deactivates any active one. + duration (ms). - 1. For gradual dimming, the dimming interval now is set as 50 - milliseconds. So the tuple with duration less than dimming - interval (50ms) is treated as a step change of brightness, - i.e. the subsequent brightness will be applied without adding - intervening dimming intervals. - - The gradual dimming format of the software pattern values should be: - "brightness_1 duration_1 brightness_2 duration_2 brightness_3 - duration_3 ...". For example: - - echo 0 1000 255 2000 > pattern - - It will make the LED go gradually from zero-intensity to max (255) - intensity in 1000 milliseconds, then back to zero intensity in 2000 - milliseconds: - - LED brightness - ^ - 255-| / \ / \ / - | / \ / \ / - | / \ / \ / - | / \ / \ / - 0-| / \/ \/ - +---0----1----2----3----4----5----6------------> time (s) - - 2. To make the LED go instantly from one brightness value to another, - we should use zero-time lengths (the brightness must be same as - the previous tuple's). So the format should be: - "brightness_1 duration_1 brightness_1 0 brightness_2 duration_2 - brightness_2 0 ...". For example: - - echo 0 1000 0 0 255 2000 255 0 > pattern - - It will make the LED stay off for one second, then stay at max brightness - for two seconds: - - LED brightness - ^ - 255-| +---------+ +---------+ - | | | | | - | | | | | - | | | | | - 0-| -----+ +----+ +---- - +---0----1----2----3----4----5----6------------> time (s) + The exact format is described in: + Documentation/devicetree/bindings/leds/leds-trigger-pattern.txt What: /sys/class/leds/<led>/hw_pattern Date: September 2018 diff --git a/Documentation/ABI/testing/sysfs-driver-habanalabs b/Documentation/ABI/testing/sysfs-driver-habanalabs new file mode 100644 index 000000000000..78b2bcf316a3 --- /dev/null +++ b/Documentation/ABI/testing/sysfs-driver-habanalabs @@ -0,0 +1,190 @@ +What: /sys/class/habanalabs/hl<n>/armcp_kernel_ver +Date: Jan 2019 +KernelVersion: 5.1 +Contact: oded.gabbay@gmail.com +Description: Version of the Linux kernel running on the device's CPU + +What: /sys/class/habanalabs/hl<n>/armcp_ver +Date: Jan 2019 +KernelVersion: 5.1 +Contact: oded.gabbay@gmail.com +Description: Version of the application running on the device's CPU + +What: /sys/class/habanalabs/hl<n>/cpld_ver +Date: Jan 2019 +KernelVersion: 5.1 +Contact: oded.gabbay@gmail.com +Description: Version of the Device's CPLD F/W + +What: /sys/class/habanalabs/hl<n>/device_type +Date: Jan 2019 +KernelVersion: 5.1 +Contact: oded.gabbay@gmail.com +Description: Displays the code name of the device according to its type. + The supported values are: "GOYA" + +What: /sys/class/habanalabs/hl<n>/eeprom +Date: Jan 2019 +KernelVersion: 5.1 +Contact: oded.gabbay@gmail.com +Description: A binary file attribute that contains the contents of the + on-board EEPROM + +What: /sys/class/habanalabs/hl<n>/fuse_ver +Date: Jan 2019 +KernelVersion: 5.1 +Contact: oded.gabbay@gmail.com +Description: Displays the device's version from the eFuse + +What: /sys/class/habanalabs/hl<n>/hard_reset +Date: Jan 2019 +KernelVersion: 5.1 +Contact: oded.gabbay@gmail.com +Description: Interface to trigger a hard-reset operation for the device. + Hard-reset will reset ALL internal components of the device + except for the PCI interface and the internal PLLs + +What: /sys/class/habanalabs/hl<n>/hard_reset_cnt +Date: Jan 2019 +KernelVersion: 5.1 +Contact: oded.gabbay@gmail.com +Description: Displays how many times the device have undergone a hard-reset + operation since the driver was loaded + +What: /sys/class/habanalabs/hl<n>/high_pll +Date: Jan 2019 +KernelVersion: 5.1 +Contact: oded.gabbay@gmail.com +Description: Allows the user to set the maximum clock frequency for MME, TPC + and IC when the power management profile is set to "automatic". + +What: /sys/class/habanalabs/hl<n>/ic_clk +Date: Jan 2019 +KernelVersion: 5.1 +Contact: oded.gabbay@gmail.com +Description: Allows the user to set the maximum clock frequency of the + Interconnect fabric. Writes to this parameter affect the device + only when the power management profile is set to "manual" mode. + The device IC clock might be set to lower value then the + maximum. The user should read the ic_clk_curr to see the actual + frequency value of the IC + +What: /sys/class/habanalabs/hl<n>/ic_clk_curr +Date: Jan 2019 +KernelVersion: 5.1 +Contact: oded.gabbay@gmail.com +Description: Displays the current clock frequency of the Interconnect fabric + +What: /sys/class/habanalabs/hl<n>/infineon_ver +Date: Jan 2019 +KernelVersion: 5.1 +Contact: oded.gabbay@gmail.com +Description: Version of the Device's power supply F/W code + +What: /sys/class/habanalabs/hl<n>/max_power +Date: Jan 2019 +KernelVersion: 5.1 +Contact: oded.gabbay@gmail.com +Description: Allows the user to set the maximum power consumption of the + device in milliwatts. + +What: /sys/class/habanalabs/hl<n>/mme_clk +Date: Jan 2019 +KernelVersion: 5.1 +Contact: oded.gabbay@gmail.com +Description: Allows the user to set the maximum clock frequency of the + MME compute engine. Writes to this parameter affect the device + only when the power management profile is set to "manual" mode. + The device MME clock might be set to lower value then the + maximum. The user should read the mme_clk_curr to see the actual + frequency value of the MME + +What: /sys/class/habanalabs/hl<n>/mme_clk_curr +Date: Jan 2019 +KernelVersion: 5.1 +Contact: oded.gabbay@gmail.com +Description: Displays the current clock frequency of the MME compute engine + +What: /sys/class/habanalabs/hl<n>/pci_addr +Date: Jan 2019 +KernelVersion: 5.1 +Contact: oded.gabbay@gmail.com +Description: Displays the PCI address of the device. This is needed so the + user would be able to open a device based on its PCI address + +What: /sys/class/habanalabs/hl<n>/pm_mng_profile +Date: Jan 2019 +KernelVersion: 5.1 +Contact: oded.gabbay@gmail.com +Description: Power management profile. Values are "auto", "manual". In "auto" + mode, the driver will set the maximum clock frequency to a high + value when a user-space process opens the device's file (unless + it was already opened by another process). The driver will set + the max clock frequency to a low value when there are no user + processes that are opened on the device's file. In "manual" + mode, the user sets the maximum clock frequency by writing to + ic_clk, mme_clk and tpc_clk + + +What: /sys/class/habanalabs/hl<n>/preboot_btl_ver +Date: Jan 2019 +KernelVersion: 5.1 +Contact: oded.gabbay@gmail.com +Description: Version of the device's preboot F/W code + +What: /sys/class/habanalabs/hl<n>/soft_reset +Date: Jan 2019 +KernelVersion: 5.1 +Contact: oded.gabbay@gmail.com +Description: Interface to trigger a soft-reset operation for the device. + Soft-reset will reset only the compute and DMA engines of the + device + +What: /sys/class/habanalabs/hl<n>/soft_reset_cnt +Date: Jan 2019 +KernelVersion: 5.1 +Contact: oded.gabbay@gmail.com +Description: Displays how many times the device have undergone a soft-reset + operation since the driver was loaded + +What: /sys/class/habanalabs/hl<n>/status +Date: Jan 2019 +KernelVersion: 5.1 +Contact: oded.gabbay@gmail.com +Description: Status of the card: "Operational", "Malfunction", "In reset". + +What: /sys/class/habanalabs/hl<n>/thermal_ver +Date: Jan 2019 +KernelVersion: 5.1 +Contact: oded.gabbay@gmail.com +Description: Version of the Device's thermal daemon + +What: /sys/class/habanalabs/hl<n>/tpc_clk +Date: Jan 2019 +KernelVersion: 5.1 +Contact: oded.gabbay@gmail.com +Description: Allows the user to set the maximum clock frequency of the + TPC compute engines. Writes to this parameter affect the device + only when the power management profile is set to "manual" mode. + The device TPC clock might be set to lower value then the + maximum. The user should read the tpc_clk_curr to see the actual + frequency value of the TPC + +What: /sys/class/habanalabs/hl<n>/tpc_clk_curr +Date: Jan 2019 +KernelVersion: 5.1 +Contact: oded.gabbay@gmail.com +Description: Displays the current clock frequency of the TPC compute engines + +What: /sys/class/habanalabs/hl<n>/uboot_ver +Date: Jan 2019 +KernelVersion: 5.1 +Contact: oded.gabbay@gmail.com +Description: Version of the u-boot running on the device's CPU + +What: /sys/class/habanalabs/hl<n>/write_open_cnt +Date: Jan 2019 +KernelVersion: 5.1 +Contact: oded.gabbay@gmail.com +Description: Displays the total number of user processes that are currently + opened on the device's file |