diff options
| author | Lorenzo Bianconi <lorenzo@kernel.org> | 2025-01-03 15:17:02 +0300 |
|---|---|---|
| committer | Paolo Abeni <pabeni@redhat.com> | 2025-01-07 14:32:50 +0300 |
| commit | 5f795590380476f1c9b7ed0ac945c9b0269dc23a (patch) | |
| tree | bc4a6e7287362fda06cc8918fb06fced9e05fa3c | |
| parent | 912d6f6697251b0024e56ed24b7873b4800822e7 (diff) | |
| download | linux-5f795590380476f1c9b7ed0ac945c9b0269dc23a.tar.xz | |
net: airoha: Enable Tx drop capability for each Tx DMA ring
This is a preliminary patch in order to enable hw Qdisc offloading.
Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
Signed-off-by: Paolo Abeni <pabeni@redhat.com>
| -rw-r--r-- | drivers/net/ethernet/mediatek/airoha_eth.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/net/ethernet/mediatek/airoha_eth.c b/drivers/net/ethernet/mediatek/airoha_eth.c index d8bfc21a5b19..59e889cf08e4 100644 --- a/drivers/net/ethernet/mediatek/airoha_eth.c +++ b/drivers/net/ethernet/mediatek/airoha_eth.c @@ -1789,6 +1789,10 @@ static int airoha_qdma_init_tx_queue(struct airoha_queue *q, WRITE_ONCE(q->desc[i].ctrl, cpu_to_le32(val)); } + /* xmit ring drop default setting */ + airoha_qdma_set(qdma, REG_TX_RING_BLOCKING(qid), + TX_RING_IRQ_BLOCKING_TX_DROP_EN_MASK); + airoha_qdma_wr(qdma, REG_TX_RING_BASE(qid), dma_addr); airoha_qdma_rmw(qdma, REG_TX_CPU_IDX(qid), TX_RING_CPU_IDX_MASK, FIELD_PREP(TX_RING_CPU_IDX_MASK, q->head)); |