| What: /sys/kernel/debug/scmi/<n>/instance_name |
| Date: March 2023 |
| KernelVersion: 6.3 |
| Contact: cristian.marussi@arm.com |
| Description: The name of the underlying SCMI instance <n> described by |
| all the debugfs accessors rooted at /sys/kernel/debug/scmi/<n>, |
| expressed as the full name of the top DT SCMI node under which |
| this SCMI instance is rooted. |
| Users: Debugging, any userspace test suite |
| |
| What: /sys/kernel/debug/scmi/<n>/atomic_threshold_us |
| Date: March 2023 |
| KernelVersion: 6.3 |
| Contact: cristian.marussi@arm.com |
| Description: An optional time value, expressed in microseconds, representing, |
| on this SCMI instance <n>, the threshold above which any SCMI |
| command, advertised to have an higher-than-threshold execution |
| latency, should not be considered for atomic mode of operation, |
| even if requested. |
| Users: Debugging, any userspace test suite |
| |
| What: /sys/kernel/debug/scmi/<n>/transport/type |
| Date: March 2023 |
| KernelVersion: 6.3 |
| Contact: cristian.marussi@arm.com |
| Description: A string representing the type of transport configured for this |
| SCMI instance <n>. |
| Users: Debugging, any userspace test suite |
| |
| What: /sys/kernel/debug/scmi/<n>/transport/is_atomic |
| Date: March 2023 |
| KernelVersion: 6.3 |
| Contact: cristian.marussi@arm.com |
| Description: A boolean stating if the transport configured on the underlying |
| SCMI instance <n> is capable of atomic mode of operation. |
| Users: Debugging, any userspace test suite |
| |
| What: /sys/kernel/debug/scmi/<n>/transport/max_rx_timeout_ms |
| Date: March 2023 |
| KernelVersion: 6.3 |
| Contact: cristian.marussi@arm.com |
| Description: Timeout in milliseconds allowed for SCMI synchronous replies |
| for the currently configured SCMI transport for instance <n>. |
| Users: Debugging, any userspace test suite |
| |
| What: /sys/kernel/debug/scmi/<n>/transport/max_msg_size |
| Date: March 2023 |
| KernelVersion: 6.3 |
| Contact: cristian.marussi@arm.com |
| Description: Max message size of allowed SCMI messages for the currently |
| configured SCMI transport for instance <n>. |
| Users: Debugging, any userspace test suite |
| |
| What: /sys/kernel/debug/scmi/<n>/transport/tx_max_msg |
| Date: March 2023 |
| KernelVersion: 6.3 |
| Contact: cristian.marussi@arm.com |
| Description: Max number of concurrently allowed in-flight SCMI messages for |
| the currently configured SCMI transport for instance <n> on the |
| TX channels. |
| Users: Debugging, any userspace test suite |
| |
| What: /sys/kernel/debug/scmi/<n>/transport/rx_max_msg |
| Date: March 2023 |
| KernelVersion: 6.3 |
| Contact: cristian.marussi@arm.com |
| Description: Max number of concurrently allowed in-flight SCMI messages for |
| the currently configured SCMI transport for instance <n> on the |
| RX channels. |
| Users: Debugging, any userspace test suite |
