1 What: /sys/class/uacce/<dev_name>/ap 1 What: /sys/class/uacce/<dev_name>/api
2 Date: Feb 2020 2 Date: Feb 2020
3 KernelVersion: 5.7 3 KernelVersion: 5.7
4 Contact: linux-accelerators@lists.ozlab 4 Contact: linux-accelerators@lists.ozlabs.org
5 Description: Api of the device 5 Description: Api of the device
6 Can be any string and up to us 6 Can be any string and up to userspace to parse.
7 Application use the api to mat 7 Application use the api to match the correct driver
8 8
9 What: /sys/class/uacce/<dev_name>/fl 9 What: /sys/class/uacce/<dev_name>/flags
10 Date: Feb 2020 10 Date: Feb 2020
11 KernelVersion: 5.7 11 KernelVersion: 5.7
12 Contact: linux-accelerators@lists.ozlab 12 Contact: linux-accelerators@lists.ozlabs.org
13 Description: Attributes of the device, see 13 Description: Attributes of the device, see UACCE_DEV_xxx flag defined in uacce.h
14 14
15 What: /sys/class/uacce/<dev_name>/av 15 What: /sys/class/uacce/<dev_name>/available_instances
16 Date: Feb 2020 16 Date: Feb 2020
17 KernelVersion: 5.7 17 KernelVersion: 5.7
18 Contact: linux-accelerators@lists.ozlab 18 Contact: linux-accelerators@lists.ozlabs.org
19 Description: Available instances left of th 19 Description: Available instances left of the device
20 Return -ENODEV if uacce_ops ge 20 Return -ENODEV if uacce_ops get_available_instances is not provided
21 21
22 What: /sys/class/uacce/<dev_name>/is 22 What: /sys/class/uacce/<dev_name>/isolate_strategy
23 Date: Nov 2022 23 Date: Nov 2022
24 KernelVersion: 6.1 24 KernelVersion: 6.1
25 Contact: linux-accelerators@lists.ozlab 25 Contact: linux-accelerators@lists.ozlabs.org
26 Description: (RW) A sysfs node that configu 26 Description: (RW) A sysfs node that configure the error threshold for the hardware
27 isolation strategy. This size 27 isolation strategy. This size is a configured integer value, which is the
28 number of threshold for hardwa 28 number of threshold for hardware errors occurred in one hour. The default is 0.
29 0 means never isolate the devi 29 0 means never isolate the device. The maximum value is 65535. You can write
30 a number of threshold based on 30 a number of threshold based on your hardware.
31 31
32 What: /sys/class/uacce/<dev_name>/is 32 What: /sys/class/uacce/<dev_name>/isolate
33 Date: Nov 2022 33 Date: Nov 2022
34 KernelVersion: 6.1 34 KernelVersion: 6.1
35 Contact: linux-accelerators@lists.ozlab 35 Contact: linux-accelerators@lists.ozlabs.org
36 Description: (R) A sysfs node that read the 36 Description: (R) A sysfs node that read the device isolated state. The value 1
37 means the device is unavailabl 37 means the device is unavailable. The 0 means the device is
38 available. 38 available.
39 39
40 What: /sys/class/uacce/<dev_name>/al 40 What: /sys/class/uacce/<dev_name>/algorithms
41 Date: Feb 2020 41 Date: Feb 2020
42 KernelVersion: 5.7 42 KernelVersion: 5.7
43 Contact: linux-accelerators@lists.ozlab 43 Contact: linux-accelerators@lists.ozlabs.org
44 Description: Algorithms supported by this a 44 Description: Algorithms supported by this accelerator, separated by new line.
45 Can be any string and up to us 45 Can be any string and up to userspace to parse.
46 46
47 What: /sys/class/uacce/<dev_name>/re 47 What: /sys/class/uacce/<dev_name>/region_mmio_size
48 Date: Feb 2020 48 Date: Feb 2020
49 KernelVersion: 5.7 49 KernelVersion: 5.7
50 Contact: linux-accelerators@lists.ozlab 50 Contact: linux-accelerators@lists.ozlabs.org
51 Description: Size (bytes) of mmio region qu 51 Description: Size (bytes) of mmio region queue file
52 52
53 What: /sys/class/uacce/<dev_name>/re 53 What: /sys/class/uacce/<dev_name>/region_dus_size
54 Date: Feb 2020 54 Date: Feb 2020
55 KernelVersion: 5.7 55 KernelVersion: 5.7
56 Contact: linux-accelerators@lists.ozlab 56 Contact: linux-accelerators@lists.ozlabs.org
57 Description: Size (bytes) of dus region que 57 Description: Size (bytes) of dus region queue file
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