developer | 4f56ddb | 2023-11-29 12:16:21 +0800 | [diff] [blame^] | 1 | From 8306aa4c52abf96af2c229762207369f279c89e2 Mon Sep 17 00:00:00 2001 |
| 2 | From: Bo-Cun Chen <bc-bocun.chen@mediatek.com> |
| 3 | Date: Tue, 28 Nov 2023 13:25:03 +0800 |
| 4 | Subject: [PATCH] 999-3024-mtk-ppe-dispatch-short-packets-to-high-priority-TXQ-in-PPPQ |
| 5 | |
| 6 | --- |
| 7 | drivers/net/ethernet/mediatek/mtk_ppe.c | 27 +++++++++++++++++++++++++ |
| 8 | 1 file changed, 27 insertions(+) |
| 9 | |
| 10 | diff --git a/drivers/net/ethernet/mediatek/mtk_ppe.c b/drivers/net/ethernet/mediatek/mtk_ppe.c |
| 11 | index 16aec2e..1e2b96e 100644 |
| 12 | --- a/drivers/net/ethernet/mediatek/mtk_ppe.c |
| 13 | +++ b/drivers/net/ethernet/mediatek/mtk_ppe.c |
| 14 | @@ -451,6 +451,28 @@ int mtk_foe_entry_set_qid(struct mtk_foe_entry *entry, int qid) |
| 15 | return 0; |
| 16 | } |
| 17 | |
| 18 | +#if defined(CONFIG_MEDIATEK_NETSYS_V3) |
| 19 | +void mtk_foe_entry_adjust_qid(struct mtk_ppe *ppe, struct mtk_flow_entry *entry) |
| 20 | +{ |
| 21 | + struct mtk_foe_mac_info *l2 = mtk_foe_entry_l2(&entry->data); |
| 22 | + u32 *ib2 = mtk_foe_entry_ib2(&entry->data); |
| 23 | + u8 qid; |
| 24 | + |
| 25 | + if (l2->tport_id != 1) |
| 26 | + return; |
| 27 | + |
| 28 | + qid = FIELD_GET(MTK_FOE_IB2_QID, *ib2); |
| 29 | + /* To enhance performance in the unbalanced PHY rate test, |
| 30 | + * dispatching short packets to the high priority TXQ. |
| 31 | + */ |
| 32 | + if (ppe->eth->qos_toggle == 2 && qid < 6) { |
| 33 | + qid += 6; |
| 34 | + *ib2 &= ~MTK_FOE_IB2_QID; |
| 35 | + *ib2 |= FIELD_PREP(MTK_FOE_IB2_QID, qid); |
| 36 | + } |
| 37 | +} |
| 38 | +#endif |
| 39 | + |
| 40 | int mtk_foe_entry_set_dscp(struct mtk_foe_entry *entry, int dscp) |
| 41 | { |
| 42 | u32 *ib2 = mtk_foe_entry_ib2(entry); |
| 43 | @@ -790,6 +812,11 @@ void __mtk_ppe_check_skb(struct mtk_ppe *ppe, struct sk_buff *skb, u16 hash) |
| 44 | continue; |
| 45 | } |
| 46 | |
| 47 | +#if defined(CONFIG_MEDIATEK_NETSYS_V3) |
| 48 | + if (skb && skb->len < 100) |
| 49 | + mtk_foe_entry_adjust_qid(ppe, entry); |
| 50 | +#endif |
| 51 | + |
| 52 | entry->hash = hash; |
| 53 | __mtk_foe_entry_commit(ppe, &entry->data, hash); |
| 54 | found = true; |
| 55 | -- |
| 56 | 2.18.0 |
| 57 | |