diff options
Diffstat (limited to 'Documentation/ABI/testing/sysfs-bus-intel_th-devices-pti')
| -rw-r--r-- | Documentation/ABI/testing/sysfs-bus-intel_th-devices-pti | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/Documentation/ABI/testing/sysfs-bus-intel_th-devices-pti b/Documentation/ABI/testing/sysfs-bus-intel_th-devices-pti new file mode 100644 index 000000000000..df0b24fd0218 --- /dev/null +++ b/Documentation/ABI/testing/sysfs-bus-intel_th-devices-pti @@ -0,0 +1,24 @@ +What: /sys/bus/intel_th/devices/<intel_th_id>-pti/mode +Date: June 2015 +KernelVersion: 4.3 +Contact: Alexander Shishkin <alexander.shishkin@linux.intel.com> +Description: (RW) Configure PTI output width. Currently supported values + are 4, 8, 12, 16. + +What: /sys/bus/intel_th/devices/<intel_th_id>-pti/freerunning_clock +Date: June 2015 +KernelVersion: 4.3 +Contact: Alexander Shishkin <alexander.shishkin@linux.intel.com> +Description: (RW) 0: PTI trace clock acts as a strobe which only toggles + when there is trace data to send. 1: PTI trace clock is a + free-running clock. + +What: /sys/bus/intel_th/devices/<intel_th_id>-pti/clock_divider +Date: June 2015 +KernelVersion: 4.3 +Contact: Alexander Shishkin <alexander.shishkin@linux.intel.com> +Description: (RW) Configure PTI port clock divider: + - 0: Intel TH clock rate, + - 1: 1/2 Intel TH clock rate, + - 2: 1/4 Intel TH clock rate, + - 3: 1/8 Intel TH clock rate. |