[PATCH net-next] net: airoha: Fix channel configuration for ETS Qdisc
Lorenzo Bianconi
lorenzo at kernel.org
Tue Jan 7 14:26:28 PST 2025
Limit ETS QoS channel to AIROHA_NUM_QOS_CHANNELS in
airoha_tc_setup_qdisc_ets() in order to align the configured channel to
the value set in airoha_dev_select_queue().
Fixes: 20bf7d07c956 ("net: airoha: Add sched ETS offload support")
Signed-off-by: Lorenzo Bianconi <lorenzo at kernel.org>
---
drivers/net/ethernet/mediatek/airoha_eth.c | 5 ++++-
1 file changed, 4 insertions(+), 1 deletion(-)
diff --git a/drivers/net/ethernet/mediatek/airoha_eth.c b/drivers/net/ethernet/mediatek/airoha_eth.c
index b9f1c42f0a40ca268506b4595dfa1902a15be26c..a30c417d66f2f9b0958fe1dd3829fb9ac530a34c 100644
--- a/drivers/net/ethernet/mediatek/airoha_eth.c
+++ b/drivers/net/ethernet/mediatek/airoha_eth.c
@@ -2840,11 +2840,14 @@ static int airoha_qdma_get_tx_ets_stats(struct airoha_gdm_port *port,
static int airoha_tc_setup_qdisc_ets(struct airoha_gdm_port *port,
struct tc_ets_qopt_offload *opt)
{
- int channel = TC_H_MAJ(opt->handle) >> 16;
+ int channel;
if (opt->parent == TC_H_ROOT)
return -EINVAL;
+ channel = TC_H_MAJ(opt->handle) >> 16;
+ channel = channel % AIROHA_NUM_QOS_CHANNELS;
+
switch (opt->command) {
case TC_ETS_REPLACE:
return airoha_qdma_set_tx_ets_sched(port, channel, opt);
---
base-commit: a1942da8a38717ddd9b4c132f59e1657c85c1432
change-id: 20250107-airoha-ets-fix-chan-e35ccac76d64
Best regards,
--
Lorenzo Bianconi <lorenzo at kernel.org>
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