1 What: /sys/kernel/debug/scmi/<n>/instance_name 2 Date: March 2023 3 KernelVersion: 6.3 4 Contact: cristian.marussi@arm.com 5 Description: The name of the underlying SCMI instance <n> described by 6 all the debugfs accessors rooted at /sys/kernel/debug/scmi/<n>, 7 expressed as the full name of the top DT SCMI node under which 8 this SCMI instance is rooted. 9 Users: Debugging, any userspace test suite 10 11 What: /sys/kernel/debug/scmi/<n>/atomic_threshold_us 12 Date: March 2023 13 KernelVersion: 6.3 14 Contact: cristian.marussi@arm.com 15 Description: An optional time value, expressed in microseconds, representing, 16 on this SCMI instance <n>, the threshold above which any SCMI 17 command, advertised to have an higher-than-threshold execution 18 latency, should not be considered for atomic mode of operation, 19 even if requested. 20 Users: Debugging, any userspace test suite 21 22 What: /sys/kernel/debug/scmi/<n>/transport/type 23 Date: March 2023 24 KernelVersion: 6.3 25 Contact: cristian.marussi@arm.com 26 Description: A string representing the type of transport configured for this 27 SCMI instance <n>. 28 Users: Debugging, any userspace test suite 29 30 What: /sys/kernel/debug/scmi/<n>/transport/is_atomic 31 Date: March 2023 32 KernelVersion: 6.3 33 Contact: cristian.marussi@arm.com 34 Description: A boolean stating if the transport configured on the underlying 35 SCMI instance <n> is capable of atomic mode of operation. 36 Users: Debugging, any userspace test suite 37 38 What: /sys/kernel/debug/scmi/<n>/transport/max_rx_timeout_ms 39 Date: March 2023 40 KernelVersion: 6.3 41 Contact: cristian.marussi@arm.com 42 Description: Timeout in milliseconds allowed for SCMI synchronous replies 43 for the currently configured SCMI transport for instance <n>. 44 Users: Debugging, any userspace test suite 45 46 What: /sys/kernel/debug/scmi/<n>/transport/max_msg_size 47 Date: March 2023 48 KernelVersion: 6.3 49 Contact: cristian.marussi@arm.com 50 Description: Max message size of allowed SCMI messages for the currently 51 configured SCMI transport for instance <n>. 52 Users: Debugging, any userspace test suite 53 54 What: /sys/kernel/debug/scmi/<n>/transport/tx_max_msg 55 Date: March 2023 56 KernelVersion: 6.3 57 Contact: cristian.marussi@arm.com 58 Description: Max number of concurrently allowed in-flight SCMI messages for 59 the currently configured SCMI transport for instance <n> on the 60 TX channels. 61 Users: Debugging, any userspace test suite 62 63 What: /sys/kernel/debug/scmi/<n>/transport/rx_max_msg 64 Date: March 2023 65 KernelVersion: 6.3 66 Contact: cristian.marussi@arm.com 67 Description: Max number of concurrently allowed in-flight SCMI messages for 68 the currently configured SCMI transport for instance <n> on the 69 RX channels. 70 Users: Debugging, any userspace test suite
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