Small embedded systems might:
1. Want to get rid of daemons as much as possible (therefore be built
   without CRDA),
2. Not receive user-space incremental updates but an entire system
   upgrade (with kernel).

Linux kernel since v4.15 allows loading static regulatory data from
/lib/firmware/regulatory.db.

Add additional package to wireless-regdb recipe which provides such
static data.

Signed-off-by: Krzysztof Kozlowski <k...@kernel.org>
---
 .../wireless-regdb/wireless-regdb_2018.05.31.bb             | 13 +++++++++++++
 1 file changed, 13 insertions(+)

diff --git 
a/meta-networking/recipes-connectivity/wireless-regdb/wireless-regdb_2018.05.31.bb
 
b/meta-networking/recipes-connectivity/wireless-regdb/wireless-regdb_2018.05.31.bb
index 8bb866ff1281..2ae9e85427bc 100644
--- 
a/meta-networking/recipes-connectivity/wireless-regdb/wireless-regdb_2018.05.31.bb
+++ 
b/meta-networking/recipes-connectivity/wireless-regdb/wireless-regdb_2018.05.31.bb
@@ -15,6 +15,19 @@ do_install() {
     install -d -m0755 ${D}${sysconfdir}/wireless-regdb/pubkeys
     install -m 0644 regulatory.bin ${D}${libdir}/crda/regulatory.bin
     install -m 0644 sforshee.key.pub.pem 
${D}${sysconfdir}/wireless-regdb/pubkeys/sforshee.key.pub.pem
+
+    install -m 0644 -D regulatory.db 
${D}${nonarch_base_libdir}/firmware/regulatory.db
+    install -m 0644 regulatory.db.p7s 
${D}${nonarch_base_libdir}/firmware/regulatory.db.p7s
 }
 
+# Install static regulatory DB in /lib/firmware for kernel to load.
+# This requires Linux kernel >= v4.15.
+PACKAGES =+ "${PN}-static"
+RCONFLICTS_${PN} = "${PN}-static"
+
+FILES_${PN}-static = " \
+    ${nonarch_base_libdir}/firmware/regulatory.db \
+    ${nonarch_base_libdir}/firmware/regulatory.db.p7s \
+"
+
 RSUGGESTS_${PN} = "crda"
-- 
2.14.1

-- 
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