en Copyright 2015 Java http://172.16.0.5:8080/history/linux-6.15/Documentation/ABI/testing/sysfs-devices-state_synced#f8fb5766 driver core: Make state_synced device attribute writeableIf the file is written to and sync_state() hasn't been called for thedevice yet, then call sync_state() for the device independent of thestate of its consumers.This is useful for supplier devices that have one or more consumers thatdon't have a driver but the consumers are in a state that don't use theresources supplied by the supplier device.This gives finer grained control than using thefw_devlink.sync_state=timeout kernel commandline parameter.Signed-off-by: Saravana Kannan <saravanak@google.com>Link: https://lore.kernel.org/r/20230304005355.746421-3-saravanak@google.comSigned-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org> List of files: /linux-6.15/Documentation/ABI/testing/sysfs-devices-state_synced Sat, 04 Mar 2023 00:53:54 +0000 Saravana Kannan <saravanak@google.com> http://172.16.0.5:8080/history/linux-6.15/Documentation/ABI/testing/sysfs-devices-state_synced#8fd456ec driver core: Add state_synced sysfs file for devices that support itThis can be used to check if a device supports sync_state() callbacksand therefore keeps resources left on by the bootloader enabled till allits consumers have probed.This can also be used to check if sync_state() has been called for adevice or whether it is still trying to keep resources enabled becausethey were left enabled by the bootloader and all its consumers haven'tprobed yet.Signed-off-by: Saravana Kannan <saravanak@google.com>Link: https://lore.kernel.org/r/20200521191800.136035-3-saravanak@google.comSigned-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org> List of files: /linux-6.15/Documentation/ABI/testing/sysfs-devices-state_synced Thu, 21 May 2020 19:17:59 +0000 Saravana Kannan <saravanak@google.com>