Update cheatsheets

tldr/vainfo

@@ -0,0 +1,29 @@
+---
+syntax: markdown
+tags: [tldr, common]
+source: https://github.com/tldr-pages/tldr.git
+---
+# vainfo
+
+> Display information from VA API driver .
+> More information: <https://wiki.archlinux.org/title/Hardware_video_acceleration#Verifying_VA-API>.
+
+- Show version and supported entrypoints:
+
+`vainfo`
+
+- Test a specific display protocol:
+
+`vainfo --display {{wayland|x11|drm|...}}`
+
+- Show available display protocols:
+
+`vainfo --display help`
+
+- Show all supported entrypoints:
+
+`vainfo {{[-a|--all]}}`
+
+- Display help:
+
+`vainfo --help`