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kernel-module-qualcomm: use kernel log buffer for logging 

At the point this script is run (from udev) the system log is not yet
available, so use the kernel log buffer instead.

Signed-off-by: Javier Viguera <javier.viguera@digi.com>
This commit is contained in:
Javier Viguera 2017-07-06 14:01:24 +02:00
parent a5ae6a5b3c
commit 6ffd69da82
1 changed files with 13 additions and 7 deletions
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20
meta-digi-arm/recipes-kernel/kernel-module-qualcomm/kernel-module-qualcomm/qualcomm.sh
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@ -15,6 +15,12 @@
# OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
#
# At this point of the boot (udev script), the system log (syslog) is not
# available yet, so use the kernel log buffer from userspace.
log() {
printf "<5>qca6564: $1\n" >/dev/kmsg
}
# Do nothing if the module is already loaded
grep -qws 'wlan' /proc/modules && exit 0
@ -54,7 +60,7 @@ case "${DTB_REGION_CODE}" in
REGULATORY_DOMAIN="${DTB_REGION_CODE}";;
*)
if [ -n "${DTB_REGION_CODE}" ]; then
logger -t qca6564 "[WARN] Invalid region code in device tree, using OTP value"
log "[WARN] Invalid region code in device tree, using OTP value"
fi
REGULATORY_DOMAIN="${OTP_REGION_CODE}";;
esac
@ -68,19 +74,19 @@ esac
BDATA_SOURCE="bdwlan30_US.bin"
case "${REGULATORY_DOMAIN}" in
${US_CODE})
logger -t qca6564 "Setting US wireless region";;
log "Setting US wireless region";;
${WW_CODE}|${JP_CODE})
if [ -f "bdwlan30_World.bin" ]; then
logger -t qca6564 "Setting WW (world wide) wireless region"
log "Setting WW (world wide) wireless region"
BDATA_SOURCE="bdwlan30_World.bin"
else
logger -t qca6564 "[WARN] No WW (worldwide) board data file, using US"
log "[WARN] No WW (worldwide) board data file, using US"
fi
;;
"")
logger -t qca6564 "[WARN] region code not found, using US";;
log "[WARN] region code not found, using US";;
*)
logger -t qca6564 "[WARN] Invalid region code, using US";;
log "[WARN] Invalid region code, using US";;
esac
# We don't want to rewrite NAND every time we boot so only
@ -101,5 +107,5 @@ if [ -d "/sys/class/net/wlan0" ]; then
# Create 'wlan1' virtual interface
virtwlans.sh
else
logger -t qca6564 "[ERROR] Loading qca6564 module"
log "[ERROR] Loading qca6564 module"
fi