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authorGreg Kroah-Hartman <gregkh@linuxfoundation.org>2019-02-21 17:12:17 +0100
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2019-02-21 17:12:17 +0100
commit7f2b8af282fb73e808fa0e7743f51b8632130d33 (patch)
treed07b705e9228cfdcfbe99cb32c9597709fbd3d39 /Documentation/ABI
parent37fd0b623023484ef6df79ed46f21f06ecc611ff (diff)
parentbf7cbaae0831252b416f375ca9b1027ecd4642dd (diff)
Merge tag 'intel_th-stm-for-greg-20190221' of git://git.kernel.org/pub/scm/linux/kernel/git/ash/stm into char-misc-next
Alexander writes: stm class/intel_th: Updates for v5.1 These are: * 2 bugfixes in stm class * one bugfix in intel_th * a few minor cleanups * tag 'intel_th-stm-for-greg-20190221' of git://git.kernel.org/pub/scm/linux/kernel/git/ash/stm: stm class: Prevent division by zero stm class: Fix an endless loop in channel allocation intel_th: Don't reference unassigned outputs intel_th: pti: Use sysfs_match_string() helper intel_th: Only create useful device nodes intel_th: Mark expected switch fall-throughs intel_th: Update ABI documentation
Diffstat (limited to 'Documentation/ABI')
-rw-r--r--Documentation/ABI/testing/sysfs-bus-intel_th-output-devices6
1 files changed, 4 insertions, 2 deletions
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.