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authorVinod Koul <vkoul@kernel.org>2021-07-27 19:12:14 +0530
committerVinod Koul <vkoul@kernel.org>2021-07-27 19:12:14 +0530
commitc28d5d5688c6278a1ad32670cbee35802a9e65c1 (patch)
tree9ee168f44d748f04d9fdbb490fbfabb55a39b708 /Documentation/ABI
parent0e96454ca26cc5c594ec792f7e5168cce726f7cf (diff)
parentfc7a6209d5710618eb4f72a77cd81b8d694ecf89 (diff)
Merge tag 'bus_remove_return_void-5.15' into next
This helps to remove conflict on idxd driver Conflicts: drivers/dma/idxd/sysfs.c drivers/dma/idxd/bus.c Greg says: Bus: Make remove callback return void tag Tag for other trees/branches to pull from in order to have a stable place to build off of if they want to add new busses for 5.15. Signed-off-by: Vinod Koul <vkoul@kernel.org>
Diffstat (limited to 'Documentation/ABI')
-rw-r--r--Documentation/ABI/testing/sysfs-ptp20
1 files changed, 20 insertions, 0 deletions
diff --git a/Documentation/ABI/testing/sysfs-ptp b/Documentation/ABI/testing/sysfs-ptp
index 2363ad810ddb..d378f57c1b73 100644
--- a/Documentation/ABI/testing/sysfs-ptp
+++ b/Documentation/ABI/testing/sysfs-ptp
@@ -33,6 +33,13 @@ Description:
frequency adjustment value (a positive integer) in
parts per billion.
+What: /sys/class/ptp/ptpN/max_vclocks
+Date: May 2021
+Contact: Yangbo Lu <yangbo.lu@nxp.com>
+Description:
+ This file contains the maximum number of ptp vclocks.
+ Write integer to re-configure it.
+
What: /sys/class/ptp/ptpN/n_alarms
Date: September 2010
Contact: Richard Cochran <richardcochran@gmail.com>
@@ -61,6 +68,19 @@ Description:
This file contains the number of programmable pins
offered by the PTP hardware clock.
+What: /sys/class/ptp/ptpN/n_vclocks
+Date: May 2021
+Contact: Yangbo Lu <yangbo.lu@nxp.com>
+Description:
+ This file contains the number of virtual PTP clocks in
+ use. By default, the value is 0 meaning that only the
+ physical clock is in use. Setting the value creates
+ the corresponding number of virtual clocks and causes
+ the physical clock to become free running. Setting the
+ value back to 0 deletes the virtual clocks and
+ switches the physical clock back to normal, adjustable
+ operation.
+
What: /sys/class/ptp/ptpN/pins
Date: March 2014
Contact: Richard Cochran <richardcochran@gmail.com>