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connectivity: wifi: ignore recoverable QMI DMA allocation fallback #541

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Merged
Srikanth Muppandam (smuppand) merged 1 commit into from
Aug 19, 2026
+31 −8
Merged

connectivity: wifi: ignore recoverable QMI DMA allocation fallback #541

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39 changes: 31 additions & 8 deletions Runner/utils/lib_connectivity.sh
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Original file line number Diff line number Diff line change
Expand Up @@ -261,8 +261,11 @@ wifi_has_probe_failures() {
tag="${2:-wifi-probe-check}"
include_regex="wifi|wlan|ath|cfg80211|mac80211|qca|wcn|firmware|mhi|pci|msi|qmi"
exclude_regex="using dummy regulator|Loading compiled-in X.509 certificates for regulatory database"
failure_regex='(ath|wifi|wlan|qca|wcn).*(probe with driver .* failed|failed to alloc msi|qmi dma allocation failed|failed to create .*wlan|failed to register .*wlan|Direct firmware load .* failed|firmware.*failed|failed to load board data|failed to fetch board data|mhi.*failed)|(probe with driver .* failed|failed to alloc msi|qmi dma allocation failed|failed to create .*wlan|failed to register .*wlan|Direct firmware load .* failed|firmware.*failed|failed to load board data|failed to fetch board data|mhi.*failed).*(ath|wifi|wlan|qca|wcn)'
recoverable_dma_regex='qmi dma allocation failed.*will try later with small size'
errfile=""
failure_file=""
filtered_failure_file=""
tmp_matches=""
line=""

Expand All @@ -273,34 +276,54 @@ wifi_has_probe_failures() {
mkdir -p "$outdir" >/dev/null 2>&1 || true
errfile="$outdir/dmesg_errors.log"
failure_file="$outdir/wifi_probe_failures.log"
filtered_failure_file="${failure_file}.filtered"
: >"$failure_file"

if command -v scan_dmesg_errors >/dev/null 2>&1; then
scan_dmesg_errors "$outdir" "$include_regex" "$exclude_regex" >/dev/null 2>&1 || true
fi

if [ -s "$errfile" ]; then
grep -Ei \
'(ath|wifi|wlan|qca|wcn).*(probe with driver .* failed|failed to alloc msi|qmi dma allocation failed|failed to create .*wlan|failed to register .*wlan|Direct firmware load .* failed|firmware.*failed|failed to load board data|failed to fetch board data|mhi.*failed)|(probe with driver .* failed|failed to alloc msi|qmi dma allocation failed|failed to create .*wlan|failed to register .*wlan|Direct firmware load .* failed|firmware.*failed|failed to load board data|failed to fetch board data|mhi.*failed).*(ath|wifi|wlan|qca|wcn)' \
"$errfile" 2>/dev/null >>"$failure_file" || true
grep -Ei "$failure_regex" "$errfile" 2>/dev/null >>"$failure_file" || true
fi

tmp_matches="$(get_kernel_log 2>/dev/null | grep -Ei \
'(ath|wifi|wlan|qca|wcn).*(probe with driver .* failed|failed to alloc msi|qmi dma allocation failed|failed to create .*wlan|failed to register .*wlan|Direct firmware load .* failed|firmware.*failed|failed to load board data|failed to fetch board data|mhi.*failed)|(probe with driver .* failed|failed to alloc msi|qmi dma allocation failed|failed to create .*wlan|failed to register .*wlan|Direct firmware load .* failed|firmware.*failed|failed to load board data|failed to fetch board data|mhi.*failed).*(ath|wifi|wlan|qca|wcn)' \
|| true)"
tmp_matches="$(
get_kernel_log 2>/dev/null |
grep -Ei "$failure_regex" ||
true
)"

if [ -n "$tmp_matches" ]; then
printf '%s\n' "$tmp_matches" >>"$failure_file"
fi

# ath12k can first request a large QMI DMA buffer and then explicitly
# retry with a smaller buffer. Treat that exact retry/fallback indication
# as informational; retain all other DMA allocation failures as failures.
if grep -Eiq "$recoverable_dma_regex" "$failure_file" 2>/dev/null; then
log_info "[$tag] Ignoring recoverable WiFi QMI DMA allocation fallback(s):"

grep -Ei "$recoverable_dma_regex" "$failure_file" 2>/dev/null |
awk '!seen[$0]++' |
while IFS= read -r line; do
[ -n "$line" ] || continue
log_info "[$tag] $line"
done
fi

grep -Eiv "$recoverable_dma_regex" "$failure_file" >"$filtered_failure_file" 2>/dev/null || true
mv "$filtered_failure_file" "$failure_file"

if [ -s "$failure_file" ]; then
awk '!seen[$0]++' "$failure_file" >"${failure_file}.dedup" 2>/dev/null || cp "$failure_file" "${failure_file}.dedup" 2>/dev/null || true
awk '!seen[$0]++' "$failure_file" >"${failure_file}.dedup" 2>/dev/null ||
cp "$failure_file" "${failure_file}.dedup" 2>/dev/null ||
true

log_fail "[$tag] matched WiFi probe/runtime failures:"
while IFS= read -r line; do
[ -n "$line" ] || continue
log_fail "[$tag] $line"
done < "${failure_file}.dedup"
done <"${failure_file}.dedup"

rm -f "${failure_file}.dedup"
return 0
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