From: Dmitry Khromov Date: Tue, 12 May 2015 19:29:44 +0000 (+0300) Subject: w1: introduce an ability to specify microseconds bus scanning intervals X-Git-Tag: omap-for-v4.3/legacy-v2-signed~123^2~101 X-Git-Url: https://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=c3098356927254be270e5dc186a2ca144b64463b;p=pandora-kernel.git w1: introduce an ability to specify microseconds bus scanning intervals Some of 1-Wire devices commonly associated with physical access control systems are attached/generate presence for as short as 100 ms - hence the tens-to-hundreds milliseconds scan intervals are required. Signed-off-by: Dmitry Khromov Acked-by: Evgeniy Polyakov Signed-off-by: Greg Kroah-Hartman --- diff --git a/Documentation/ABI/stable/sysfs-bus-w1 b/Documentation/ABI/stable/sysfs-bus-w1 new file mode 100644 index 000000000000..140d85b4ae92 --- /dev/null +++ b/Documentation/ABI/stable/sysfs-bus-w1 @@ -0,0 +1,11 @@ +What: /sys/bus/w1/devices/.../w1_master_timeout_us +Date: April 2015 +Contact: Dmitry Khromov +Description: Bus scanning interval, microseconds component. + Some of 1-Wire devices commonly associated with physical access + control systems are attached/generate presence for as short as + 100 ms - hence the tens-to-hundreds milliseconds scan intervals + are required. + see Documentation/w1/w1.generic for detailed information. +Users: any user space application which wants to know bus scanning + interval Reading git-diff-tree failed