do not complain about a missing /etc/udev/rules.d/

[elogind.git] / rules / rules.d / 60-persistent-v4l.rules

diff --git a/rules/rules.d/60-persistent-v4l.rules b/rules/rules.d/60-persistent-v4l.rules
index 0d673ab39627a311bebab816797a777d105c48f4..fb961b79e0ca763c2bb27b485a4bea36948e9fd4 100644 (file)
--- a/rules/rules.d/60-persistent-v4l.rules
+++ b/rules/rules.d/60-persistent-v4l.rules
@@ -3,6 +3,9 @@
 ACTION!="add|change", GOTO="persistent_v4l_end"
 SUBSYSTEM!="video4linux", GOTO="persistent_v4l_end"
 
+SUBSYSTEMS=="usb", IMPORT{program}="usb_id --export"
+KERNEL=="video*", ENV{ID_SERIAL}=="?*", SYMLINK+="v4l/by-id/$env{ID_BUS}-$env{ID_SERIAL}-video-index$attr{index}"
+
 # check for valid "index" number
 TEST!="index", GOTO="persistent_v4l_end"
 ATTR{index}!="?*", GOTO="persistent_v4l_end"