diff options
Diffstat (limited to 'target/linux/generic/backport-5.15/730-06-v6.3-net-ethernet-mediatek-ppe-assign-per-port-queues-for.patch')
-rw-r--r-- | target/linux/generic/backport-5.15/730-06-v6.3-net-ethernet-mediatek-ppe-assign-per-port-queues-for.patch | 93 |
1 files changed, 93 insertions, 0 deletions
diff --git a/target/linux/generic/backport-5.15/730-06-v6.3-net-ethernet-mediatek-ppe-assign-per-port-queues-for.patch b/target/linux/generic/backport-5.15/730-06-v6.3-net-ethernet-mediatek-ppe-assign-per-port-queues-for.patch new file mode 100644 index 0000000000..8935eb673a --- /dev/null +++ b/target/linux/generic/backport-5.15/730-06-v6.3-net-ethernet-mediatek-ppe-assign-per-port-queues-for.patch @@ -0,0 +1,93 @@ +From: Felix Fietkau <nbd@nbd.name> +Date: Thu, 3 Nov 2022 17:49:44 +0100 +Subject: [PATCH] net: ethernet: mediatek: ppe: assign per-port queues + for offloaded traffic + +Keeps traffic sent to the switch within link speed limits + +Signed-off-by: Felix Fietkau <nbd@nbd.name> +--- + +--- a/drivers/net/ethernet/mediatek/mtk_ppe.c ++++ b/drivers/net/ethernet/mediatek/mtk_ppe.c +@@ -405,6 +405,24 @@ static inline bool mtk_foe_entry_usable( + FIELD_GET(MTK_FOE_IB1_STATE, entry->ib1) != MTK_FOE_STATE_BIND; + } + ++int mtk_foe_entry_set_queue(struct mtk_eth *eth, struct mtk_foe_entry *entry, ++ unsigned int queue) ++{ ++ u32 *ib2 = mtk_foe_entry_ib2(eth, entry); ++ ++ if (MTK_HAS_CAPS(eth->soc->caps, MTK_NETSYS_V2)) { ++ *ib2 &= ~MTK_FOE_IB2_QID_V2; ++ *ib2 |= FIELD_PREP(MTK_FOE_IB2_QID_V2, queue); ++ *ib2 |= MTK_FOE_IB2_PSE_QOS_V2; ++ } else { ++ *ib2 &= ~MTK_FOE_IB2_QID; ++ *ib2 |= FIELD_PREP(MTK_FOE_IB2_QID, queue); ++ *ib2 |= MTK_FOE_IB2_PSE_QOS; ++ } ++ ++ return 0; ++} ++ + static bool + mtk_flow_entry_match(struct mtk_eth *eth, struct mtk_flow_entry *entry, + struct mtk_foe_entry *data) +--- a/drivers/net/ethernet/mediatek/mtk_ppe.h ++++ b/drivers/net/ethernet/mediatek/mtk_ppe.h +@@ -68,7 +68,9 @@ enum { + #define MTK_FOE_IB2_DSCP GENMASK(31, 24) + + /* CONFIG_MEDIATEK_NETSYS_V2 */ ++#define MTK_FOE_IB2_QID_V2 GENMASK(6, 0) + #define MTK_FOE_IB2_PORT_MG_V2 BIT(7) ++#define MTK_FOE_IB2_PSE_QOS_V2 BIT(8) + #define MTK_FOE_IB2_DEST_PORT_V2 GENMASK(12, 9) + #define MTK_FOE_IB2_MULTICAST_V2 BIT(13) + #define MTK_FOE_IB2_WDMA_WINFO_V2 BIT(19) +@@ -351,6 +353,8 @@ int mtk_foe_entry_set_pppoe(struct mtk_e + int sid); + int mtk_foe_entry_set_wdma(struct mtk_eth *eth, struct mtk_foe_entry *entry, + int wdma_idx, int txq, int bss, int wcid); ++int mtk_foe_entry_set_queue(struct mtk_eth *eth, struct mtk_foe_entry *entry, ++ unsigned int queue); + int mtk_foe_entry_commit(struct mtk_ppe *ppe, struct mtk_flow_entry *entry); + void mtk_foe_entry_clear(struct mtk_ppe *ppe, struct mtk_flow_entry *entry); + int mtk_foe_entry_idle_time(struct mtk_ppe *ppe, struct mtk_flow_entry *entry); +--- a/drivers/net/ethernet/mediatek/mtk_ppe_offload.c ++++ b/drivers/net/ethernet/mediatek/mtk_ppe_offload.c +@@ -188,7 +188,7 @@ mtk_flow_set_output_device(struct mtk_et + int *wed_index) + { + struct mtk_wdma_info info = {}; +- int pse_port, dsa_port; ++ int pse_port, dsa_port, queue; + + if (mtk_flow_get_wdma_info(dev, dest_mac, &info) == 0) { + mtk_foe_entry_set_wdma(eth, foe, info.wdma_idx, info.queue, +@@ -212,8 +212,6 @@ mtk_flow_set_output_device(struct mtk_et + } + + dsa_port = mtk_flow_get_dsa_port(&dev); +- if (dsa_port >= 0) +- mtk_foe_entry_set_dsa(eth, foe, dsa_port); + + if (dev == eth->netdev[0]) + pse_port = 1; +@@ -222,6 +220,14 @@ mtk_flow_set_output_device(struct mtk_et + else + return -EOPNOTSUPP; + ++ if (dsa_port >= 0) { ++ mtk_foe_entry_set_dsa(eth, foe, dsa_port); ++ queue = 3 + dsa_port; ++ } else { ++ queue = pse_port - 1; ++ } ++ mtk_foe_entry_set_queue(eth, foe, queue); ++ + out: + mtk_foe_entry_set_pse_port(eth, foe, pse_port); + |