diff options
Diffstat (limited to 'target/linux/generic/pending-5.15/736-04-net-ethernet-mediatek-fix-ppe-flow-accounting-for-L2.patch')
| -rw-r--r-- | target/linux/generic/pending-5.15/736-04-net-ethernet-mediatek-fix-ppe-flow-accounting-for-L2.patch | 57 |
1 files changed, 33 insertions, 24 deletions
diff --git a/target/linux/generic/pending-5.15/736-04-net-ethernet-mediatek-fix-ppe-flow-accounting-for-L2.patch b/target/linux/generic/pending-5.15/736-04-net-ethernet-mediatek-fix-ppe-flow-accounting-for-L2.patch index fdc3d520c1..7f04fd9fa8 100644 --- a/target/linux/generic/pending-5.15/736-04-net-ethernet-mediatek-fix-ppe-flow-accounting-for-L2.patch +++ b/target/linux/generic/pending-5.15/736-04-net-ethernet-mediatek-fix-ppe-flow-accounting-for-L2.patch @@ -27,7 +27,7 @@ Signed-off-by: Felix Fietkau <nbd@nbd.name> if (ret) dev_err(ppe->dev, "MIB table busy"); -@@ -90,18 +90,32 @@ static int mtk_ppe_mib_wait_busy(struct +@@ -90,17 +90,31 @@ static int mtk_ppe_mib_wait_busy(struct return ret; } @@ -43,7 +43,6 @@ Signed-off-by: Felix Fietkau <nbd@nbd.name> + +struct mtk_foe_accounting *mtk_ppe_mib_entry_read(struct mtk_ppe *ppe, u16 index) { - u32 byte_cnt_low, byte_cnt_high, pkt_cnt_low, pkt_cnt_high; u32 val, cnt_r0, cnt_r1, cnt_r2; + struct mtk_foe_accounting *acct; int ret; @@ -62,25 +61,35 @@ Signed-off-by: Felix Fietkau <nbd@nbd.name> cnt_r0 = readl(ppe->base + MTK_PPE_MIB_SER_R0); cnt_r1 = readl(ppe->base + MTK_PPE_MIB_SER_R1); -@@ -111,10 +125,11 @@ static int mtk_mib_entry_read(struct mtk - byte_cnt_high = FIELD_GET(MTK_PPE_MIB_SER_R1_BYTE_CNT_HIGH, cnt_r1); - pkt_cnt_low = FIELD_GET(MTK_PPE_MIB_SER_R1_PKT_CNT_LOW, cnt_r1); - pkt_cnt_high = FIELD_GET(MTK_PPE_MIB_SER_R2_PKT_CNT_HIGH, cnt_r2); -- *bytes = ((u64)byte_cnt_high << 32) | byte_cnt_low; -- *packets = (pkt_cnt_high << 16) | pkt_cnt_low; +@@ -109,19 +123,19 @@ static int mtk_mib_entry_read(struct mtk + if (mtk_is_netsys_v3_or_greater(ppe->eth)) { + /* 64 bit for each counter */ + u32 cnt_r3 = readl(ppe->base + MTK_PPE_MIB_SER_R3); +- *bytes = ((u64)cnt_r1 << 32) | cnt_r0; +- *packets = ((u64)cnt_r3 << 32) | cnt_r2; ++ acct->bytes += ((u64)cnt_r1 << 32) | cnt_r0; ++ acct->packets += ((u64)cnt_r3 << 32) | cnt_r2; + } else { + /* 48 bit byte counter, 40 bit packet counter */ + u32 byte_cnt_low = FIELD_GET(MTK_PPE_MIB_SER_R0_BYTE_CNT_LOW, cnt_r0); + u32 byte_cnt_high = FIELD_GET(MTK_PPE_MIB_SER_R1_BYTE_CNT_HIGH, cnt_r1); + u32 pkt_cnt_low = FIELD_GET(MTK_PPE_MIB_SER_R1_PKT_CNT_LOW, cnt_r1); + u32 pkt_cnt_high = FIELD_GET(MTK_PPE_MIB_SER_R2_PKT_CNT_HIGH, cnt_r2); +- *bytes = ((u64)byte_cnt_high << 32) | byte_cnt_low; +- *packets = (pkt_cnt_high << 16) | pkt_cnt_low; ++ acct->bytes += ((u64)byte_cnt_high << 32) | byte_cnt_low; ++ acct->packets += (pkt_cnt_high << 16) | pkt_cnt_low; + } - return 0; -+ acct->bytes += ((u64)byte_cnt_high << 32) | byte_cnt_low; -+ acct->packets += (pkt_cnt_high << 16) | pkt_cnt_low; -+ + return acct; } static void mtk_ppe_cache_clear(struct mtk_ppe *ppe) -@@ -508,13 +523,6 @@ __mtk_foe_entry_clear(struct mtk_ppe *pp - hwe->ib1 &= ~MTK_FOE_IB1_STATE; +@@ -526,13 +540,6 @@ __mtk_foe_entry_clear(struct mtk_ppe *pp hwe->ib1 |= FIELD_PREP(MTK_FOE_IB1_STATE, MTK_FOE_STATE_INVALID); dma_wmb(); + mtk_ppe_cache_clear(ppe); - if (ppe->accounting) { - struct mtk_foe_accounting *acct; - @@ -91,7 +100,7 @@ Signed-off-by: Felix Fietkau <nbd@nbd.name> } entry->hash = 0xffff; -@@ -539,11 +547,14 @@ static int __mtk_foe_entry_idle_time(str +@@ -557,11 +564,14 @@ static int __mtk_foe_entry_idle_time(str } static bool @@ -107,7 +116,7 @@ Signed-off-by: Felix Fietkau <nbd@nbd.name> int len; if (hash == 0xffff) -@@ -554,18 +565,35 @@ mtk_flow_entry_update(struct mtk_ppe *pp +@@ -572,18 +582,35 @@ mtk_flow_entry_update(struct mtk_ppe *pp memcpy(&foe, hwe, len); if (!mtk_flow_entry_match(ppe->eth, entry, &foe, len) || @@ -146,7 +155,7 @@ Signed-off-by: Felix Fietkau <nbd@nbd.name> struct mtk_flow_entry *cur; struct hlist_node *tmp; int idle; -@@ -574,7 +602,9 @@ mtk_flow_entry_update_l2(struct mtk_ppe +@@ -592,7 +619,9 @@ mtk_flow_entry_update_l2(struct mtk_ppe hlist_for_each_entry_safe(cur, tmp, &entry->l2_flows, l2_list) { int cur_idle; @@ -157,7 +166,7 @@ Signed-off-by: Felix Fietkau <nbd@nbd.name> __mtk_foe_entry_clear(ppe, entry, false); continue; } -@@ -589,10 +619,29 @@ mtk_flow_entry_update_l2(struct mtk_ppe +@@ -607,10 +636,29 @@ mtk_flow_entry_update_l2(struct mtk_ppe } } @@ -187,7 +196,7 @@ Signed-off-by: Felix Fietkau <nbd@nbd.name> struct mtk_eth *eth = ppe->eth; u16 timestamp = mtk_eth_timestamp(eth); struct mtk_foe_entry *hwe; -@@ -617,6 +666,12 @@ __mtk_foe_entry_commit(struct mtk_ppe *p +@@ -641,6 +689,12 @@ __mtk_foe_entry_commit(struct mtk_ppe *p dma_wmb(); @@ -200,7 +209,7 @@ Signed-off-by: Felix Fietkau <nbd@nbd.name> mtk_ppe_cache_clear(ppe); } -@@ -781,21 +836,6 @@ out: +@@ -805,21 +859,6 @@ out: spin_unlock_bh(&ppe_lock); } @@ -222,7 +231,7 @@ Signed-off-by: Felix Fietkau <nbd@nbd.name> int mtk_ppe_prepare_reset(struct mtk_ppe *ppe) { if (!ppe) -@@ -823,32 +863,6 @@ int mtk_ppe_prepare_reset(struct mtk_ppe +@@ -847,32 +886,6 @@ int mtk_ppe_prepare_reset(struct mtk_ppe return mtk_ppe_wait_busy(ppe); } @@ -257,7 +266,7 @@ Signed-off-by: Felix Fietkau <nbd@nbd.name> bool accounting = eth->soc->has_accounting; --- a/drivers/net/ethernet/mediatek/mtk_ppe.h +++ b/drivers/net/ethernet/mediatek/mtk_ppe.h -@@ -283,6 +283,8 @@ struct mtk_flow_entry { +@@ -304,6 +304,8 @@ struct mtk_flow_entry { struct mtk_foe_entry data; struct rhash_head node; unsigned long cookie; @@ -266,7 +275,7 @@ Signed-off-by: Felix Fietkau <nbd@nbd.name> }; struct mtk_mib_entry { -@@ -325,6 +327,7 @@ struct mtk_ppe *mtk_ppe_init(struct mtk_ +@@ -347,6 +349,7 @@ void mtk_ppe_deinit(struct mtk_eth *eth) void mtk_ppe_start(struct mtk_ppe *ppe); int mtk_ppe_stop(struct mtk_ppe *ppe); int mtk_ppe_prepare_reset(struct mtk_ppe *ppe); @@ -274,7 +283,7 @@ Signed-off-by: Felix Fietkau <nbd@nbd.name> void __mtk_ppe_check_skb(struct mtk_ppe *ppe, struct sk_buff *skb, u16 hash); -@@ -373,9 +376,8 @@ int mtk_foe_entry_set_queue(struct mtk_e +@@ -395,9 +398,8 @@ int mtk_foe_entry_set_queue(struct mtk_e 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); @@ -295,7 +304,7 @@ Signed-off-by: Felix Fietkau <nbd@nbd.name> - acct = mtk_foe_entry_get_mib(ppe, i, NULL); + acct = mtk_ppe_mib_entry_read(ppe, i); - type = FIELD_GET(MTK_FOE_IB1_PACKET_TYPE, entry->ib1); + type = mtk_get_ib1_pkt_type(ppe->eth, entry->ib1); seq_printf(m, "%05x %s %7s", i, --- a/drivers/net/ethernet/mediatek/mtk_ppe_offload.c +++ b/drivers/net/ethernet/mediatek/mtk_ppe_offload.c |