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Message-Id: <ffedc92c2737906e4ead6490bbaf1eaa12726d01.1663668204.git.lorenzo@kernel.org>
Date: Tue, 20 Sep 2022 12:11:23 +0200
From: Lorenzo Bianconi <lorenzo@...nel.org>
To: netdev@...r.kernel.org
Cc: nbd@....name, john@...ozen.org, sean.wang@...iatek.com,
Mark-MC.Lee@...iatek.com, davem@...emloft.net, edumazet@...gle.com,
kuba@...nel.org, pabeni@...hat.com, matthias.bgg@...il.com,
linux-mediatek@...ts.infradead.org, lorenzo.bianconi@...hat.com,
Bo.Jiao@...iatek.com, sujuan.chen@...iatek.com,
ryder.Lee@...iatek.com, evelyn.tsai@...iatek.com,
devicetree@...r.kernel.org, robh@...nel.org, daniel@...rotopia.org
Subject: [PATCH v3 net-next 11/11] net: ethernet: mtk_eth_soc: introduce flow offloading support for mt7986
Introduce hw flow offload support for mt7986 chipset. PPE is not enabled
yet in mt7986 since mt76 support is not available yet.
Tested-by: Daniel Golle <daniel@...rotopia.org>
Co-developed-by: Bo Jiao <Bo.Jiao@...iatek.com>
Signed-off-by: Bo Jiao <Bo.Jiao@...iatek.com>
Co-developed-by: Sujuan Chen <sujuan.chen@...iatek.com>
Signed-off-by: Sujuan Chen <sujuan.chen@...iatek.com>
Signed-off-by: Lorenzo Bianconi <lorenzo@...nel.org>
---
drivers/net/ethernet/mediatek/mtk_eth_soc.c | 11 +-
drivers/net/ethernet/mediatek/mtk_eth_soc.h | 72 ++++++
drivers/net/ethernet/mediatek/mtk_ppe.c | 213 +++++++++++-------
drivers/net/ethernet/mediatek/mtk_ppe.h | 52 ++++-
.../net/ethernet/mediatek/mtk_ppe_offload.c | 49 ++--
drivers/net/ethernet/mediatek/mtk_ppe_regs.h | 8 +
6 files changed, 289 insertions(+), 116 deletions(-)
diff --git a/drivers/net/ethernet/mediatek/mtk_eth_soc.c b/drivers/net/ethernet/mediatek/mtk_eth_soc.c
index f706924b249b..516875cd698f 100644
--- a/drivers/net/ethernet/mediatek/mtk_eth_soc.c
+++ b/drivers/net/ethernet/mediatek/mtk_eth_soc.c
@@ -1906,12 +1906,14 @@ static int mtk_poll_rx(struct napi_struct *napi, int budget,
bytes += skb->len;
if (MTK_HAS_CAPS(eth->soc->caps, MTK_NETSYS_V2)) {
+ reason = FIELD_GET(MTK_RXD5_PPE_CPU_REASON, trxd.rxd5);
hash = trxd.rxd5 & MTK_RXD5_FOE_ENTRY;
if (hash != MTK_RXD5_FOE_ENTRY)
skb_set_hash(skb, jhash_1word(hash, 0),
PKT_HASH_TYPE_L4);
rxdcsum = &trxd.rxd3;
} else {
+ reason = FIELD_GET(MTK_RXD4_PPE_CPU_REASON, trxd.rxd4);
hash = trxd.rxd4 & MTK_RXD4_FOE_ENTRY;
if (hash != MTK_RXD4_FOE_ENTRY)
skb_set_hash(skb, jhash_1word(hash, 0),
@@ -1925,7 +1927,6 @@ static int mtk_poll_rx(struct napi_struct *napi, int budget,
skb_checksum_none_assert(skb);
skb->protocol = eth_type_trans(skb, netdev);
- reason = FIELD_GET(MTK_RXD4_PPE_CPU_REASON, trxd.rxd4);
if (reason == MTK_PPE_CPU_REASON_HIT_UNBIND_RATE_REACHED)
mtk_ppe_check_skb(eth->ppe[0], skb, hash);
@@ -4233,7 +4234,7 @@ static const struct mtk_soc_data mt7621_data = {
.required_pctl = false,
.offload_version = 2,
.hash_offset = 2,
- .foe_entry_size = sizeof(struct mtk_foe_entry),
+ .foe_entry_size = sizeof(struct mtk_foe_entry) - 16,
.txrx = {
.txd_size = sizeof(struct mtk_tx_dma),
.rxd_size = sizeof(struct mtk_rx_dma),
@@ -4253,7 +4254,7 @@ static const struct mtk_soc_data mt7622_data = {
.required_pctl = false,
.offload_version = 2,
.hash_offset = 2,
- .foe_entry_size = sizeof(struct mtk_foe_entry),
+ .foe_entry_size = sizeof(struct mtk_foe_entry) - 16,
.txrx = {
.txd_size = sizeof(struct mtk_tx_dma),
.rxd_size = sizeof(struct mtk_rx_dma),
@@ -4272,7 +4273,7 @@ static const struct mtk_soc_data mt7623_data = {
.required_pctl = true,
.offload_version = 2,
.hash_offset = 2,
- .foe_entry_size = sizeof(struct mtk_foe_entry),
+ .foe_entry_size = sizeof(struct mtk_foe_entry) - 16,
.txrx = {
.txd_size = sizeof(struct mtk_tx_dma),
.rxd_size = sizeof(struct mtk_rx_dma),
@@ -4304,9 +4305,11 @@ static const struct mtk_soc_data mt7986_data = {
.reg_map = &mt7986_reg_map,
.ana_rgc3 = 0x128,
.caps = MT7986_CAPS,
+ .hw_features = MTK_HW_FEATURES,
.required_clks = MT7986_CLKS_BITMAP,
.required_pctl = false,
.hash_offset = 4,
+ .foe_entry_size = sizeof(struct mtk_foe_entry),
.txrx = {
.txd_size = sizeof(struct mtk_tx_dma_v2),
.rxd_size = sizeof(struct mtk_rx_dma_v2),
diff --git a/drivers/net/ethernet/mediatek/mtk_eth_soc.h b/drivers/net/ethernet/mediatek/mtk_eth_soc.h
index 08236e054616..1efaba5d4337 100644
--- a/drivers/net/ethernet/mediatek/mtk_eth_soc.h
+++ b/drivers/net/ethernet/mediatek/mtk_eth_soc.h
@@ -1153,6 +1153,78 @@ mtk_foe_get_entry(struct mtk_ppe *ppe, u16 hash)
return ppe->foe_table + hash * soc->foe_entry_size;
}
+static inline u32 mtk_get_ib1_ts_mask(struct mtk_eth *eth)
+{
+ if (MTK_HAS_CAPS(eth->soc->caps, MTK_NETSYS_V2))
+ return MTK_FOE_IB1_BIND_TIMESTAMP_V2;
+
+ return MTK_FOE_IB1_BIND_TIMESTAMP;
+}
+
+static inline u32 mtk_get_ib1_ppoe_mask(struct mtk_eth *eth)
+{
+ if (MTK_HAS_CAPS(eth->soc->caps, MTK_NETSYS_V2))
+ return MTK_FOE_IB1_BIND_PPPOE_V2;
+
+ return MTK_FOE_IB1_BIND_PPPOE;
+}
+
+static inline u32 mtk_get_ib1_vlan_tag_mask(struct mtk_eth *eth)
+{
+ if (MTK_HAS_CAPS(eth->soc->caps, MTK_NETSYS_V2))
+ return MTK_FOE_IB1_BIND_VLAN_TAG_V2;
+
+ return MTK_FOE_IB1_BIND_VLAN_TAG;
+}
+
+static inline u32 mtk_get_ib1_vlan_layer_mask(struct mtk_eth *eth)
+{
+ if (MTK_HAS_CAPS(eth->soc->caps, MTK_NETSYS_V2))
+ return MTK_FOE_IB1_BIND_VLAN_LAYER_V2;
+
+ return MTK_FOE_IB1_BIND_VLAN_LAYER;
+}
+
+static inline u32 mtk_prep_ib1_vlan_layer(struct mtk_eth *eth, u32 val)
+{
+ if (MTK_HAS_CAPS(eth->soc->caps, MTK_NETSYS_V2))
+ return FIELD_PREP(MTK_FOE_IB1_BIND_VLAN_LAYER_V2, val);
+
+ return FIELD_PREP(MTK_FOE_IB1_BIND_VLAN_LAYER, val);
+}
+
+static inline u32 mtk_get_ib1_vlan_layer(struct mtk_eth *eth, u32 val)
+{
+ if (MTK_HAS_CAPS(eth->soc->caps, MTK_NETSYS_V2))
+ return FIELD_GET(MTK_FOE_IB1_BIND_VLAN_LAYER_V2, val);
+
+ return FIELD_GET(MTK_FOE_IB1_BIND_VLAN_LAYER, val);
+}
+
+static inline u32 mtk_get_ib1_pkt_type_mask(struct mtk_eth *eth)
+{
+ if (MTK_HAS_CAPS(eth->soc->caps, MTK_NETSYS_V2))
+ return MTK_FOE_IB1_PACKET_TYPE_V2;
+
+ return MTK_FOE_IB1_PACKET_TYPE;
+}
+
+static inline u32 mtk_get_ib1_pkt_type(struct mtk_eth *eth, u32 val)
+{
+ if (MTK_HAS_CAPS(eth->soc->caps, MTK_NETSYS_V2))
+ return FIELD_GET(MTK_FOE_IB1_PACKET_TYPE_V2, val);
+
+ return FIELD_GET(MTK_FOE_IB1_PACKET_TYPE, val);
+}
+
+static inline u32 mtk_get_ib2_multicast_mask(struct mtk_eth *eth)
+{
+ if (MTK_HAS_CAPS(eth->soc->caps, MTK_NETSYS_V2))
+ return MTK_FOE_IB2_MULTICAST_V2;
+
+ return MTK_FOE_IB2_MULTICAST;
+}
+
/* read the hardware status register */
void mtk_stats_update_mac(struct mtk_mac *mac);
diff --git a/drivers/net/ethernet/mediatek/mtk_ppe.c b/drivers/net/ethernet/mediatek/mtk_ppe.c
index 8c52cfc7ce76..25f8738a062b 100644
--- a/drivers/net/ethernet/mediatek/mtk_ppe.c
+++ b/drivers/net/ethernet/mediatek/mtk_ppe.c
@@ -56,7 +56,7 @@ static u32 ppe_clear(struct mtk_ppe *ppe, u32 reg, u32 val)
static u32 mtk_eth_timestamp(struct mtk_eth *eth)
{
- return mtk_r32(eth, 0x0010) & MTK_FOE_IB1_BIND_TIMESTAMP;
+ return mtk_r32(eth, 0x0010) & mtk_get_ib1_ts_mask(eth);
}
static int mtk_ppe_wait_busy(struct mtk_ppe *ppe)
@@ -93,7 +93,7 @@ static u32 mtk_ppe_hash_entry(struct mtk_eth *eth, struct mtk_foe_entry *e)
u32 hv1, hv2, hv3;
u32 hash;
- switch (FIELD_GET(MTK_FOE_IB1_PACKET_TYPE, e->ib1)) {
+ switch (mtk_get_ib1_pkt_type(eth, e->ib1)) {
case MTK_PPE_PKT_TYPE_IPV4_ROUTE:
case MTK_PPE_PKT_TYPE_IPV4_HNAPT:
hv1 = e->ipv4.orig.ports;
@@ -129,9 +129,9 @@ static u32 mtk_ppe_hash_entry(struct mtk_eth *eth, struct mtk_foe_entry *e)
}
static inline struct mtk_foe_mac_info *
-mtk_foe_entry_l2(struct mtk_foe_entry *entry)
+mtk_foe_entry_l2(struct mtk_eth *eth, struct mtk_foe_entry *entry)
{
- int type = FIELD_GET(MTK_FOE_IB1_PACKET_TYPE, entry->ib1);
+ int type = mtk_get_ib1_pkt_type(eth, entry->ib1);
if (type == MTK_PPE_PKT_TYPE_BRIDGE)
return &entry->bridge.l2;
@@ -143,9 +143,9 @@ mtk_foe_entry_l2(struct mtk_foe_entry *entry)
}
static inline u32 *
-mtk_foe_entry_ib2(struct mtk_foe_entry *entry)
+mtk_foe_entry_ib2(struct mtk_eth *eth, struct mtk_foe_entry *entry)
{
- int type = FIELD_GET(MTK_FOE_IB1_PACKET_TYPE, entry->ib1);
+ int type = mtk_get_ib1_pkt_type(eth, entry->ib1);
if (type == MTK_PPE_PKT_TYPE_BRIDGE)
return &entry->bridge.ib2;
@@ -156,27 +156,38 @@ mtk_foe_entry_ib2(struct mtk_foe_entry *entry)
return &entry->ipv4.ib2;
}
-int mtk_foe_entry_prepare(struct mtk_foe_entry *entry, int type, int l4proto,
- u8 pse_port, u8 *src_mac, u8 *dest_mac)
+int mtk_foe_entry_prepare(struct mtk_eth *eth, struct mtk_foe_entry *entry,
+ int type, int l4proto, u8 pse_port, u8 *src_mac,
+ u8 *dest_mac)
{
struct mtk_foe_mac_info *l2;
u32 ports_pad, val;
memset(entry, 0, sizeof(*entry));
- val = FIELD_PREP(MTK_FOE_IB1_STATE, MTK_FOE_STATE_BIND) |
- FIELD_PREP(MTK_FOE_IB1_PACKET_TYPE, type) |
- FIELD_PREP(MTK_FOE_IB1_UDP, l4proto == IPPROTO_UDP) |
- MTK_FOE_IB1_BIND_TTL |
- MTK_FOE_IB1_BIND_CACHE;
- entry->ib1 = val;
+ if (MTK_HAS_CAPS(eth->soc->caps, MTK_NETSYS_V2)) {
+ val = FIELD_PREP(MTK_FOE_IB1_STATE, MTK_FOE_STATE_BIND) |
+ FIELD_PREP(MTK_FOE_IB1_PACKET_TYPE_V2, type) |
+ FIELD_PREP(MTK_FOE_IB1_UDP, l4proto == IPPROTO_UDP) |
+ MTK_FOE_IB1_BIND_CACHE_V2 | MTK_FOE_IB1_BIND_TTL_V2;
+ entry->ib1 = val;
- val = FIELD_PREP(MTK_FOE_IB2_PORT_MG, 0x3f) |
- FIELD_PREP(MTK_FOE_IB2_PORT_AG, 0x1f) |
- FIELD_PREP(MTK_FOE_IB2_DEST_PORT, pse_port);
+ val = FIELD_PREP(MTK_FOE_IB2_DEST_PORT_V2, pse_port) |
+ FIELD_PREP(MTK_FOE_IB2_PORT_AG_V2, 0xf);
+ } else {
+ val = FIELD_PREP(MTK_FOE_IB1_STATE, MTK_FOE_STATE_BIND) |
+ FIELD_PREP(MTK_FOE_IB1_PACKET_TYPE, type) |
+ FIELD_PREP(MTK_FOE_IB1_UDP, l4proto == IPPROTO_UDP) |
+ MTK_FOE_IB1_BIND_CACHE | MTK_FOE_IB1_BIND_TTL;
+ entry->ib1 = val;
+
+ val = FIELD_PREP(MTK_FOE_IB2_DEST_PORT, pse_port) |
+ FIELD_PREP(MTK_FOE_IB2_PORT_MG, 0x3f) |
+ FIELD_PREP(MTK_FOE_IB2_PORT_AG, 0x1f);
+ }
if (is_multicast_ether_addr(dest_mac))
- val |= MTK_FOE_IB2_MULTICAST;
+ val |= mtk_get_ib2_multicast_mask(eth);
ports_pad = 0xa5a5a500 | (l4proto & 0xff);
if (type == MTK_PPE_PKT_TYPE_IPV4_ROUTE)
@@ -210,24 +221,30 @@ int mtk_foe_entry_prepare(struct mtk_foe_entry *entry, int type, int l4proto,
return 0;
}
-int mtk_foe_entry_set_pse_port(struct mtk_foe_entry *entry, u8 port)
+int mtk_foe_entry_set_pse_port(struct mtk_eth *eth,
+ struct mtk_foe_entry *entry, u8 port)
{
- u32 *ib2 = mtk_foe_entry_ib2(entry);
- u32 val;
+ u32 *ib2 = mtk_foe_entry_ib2(eth, entry);
+ u32 val = *ib2;
- val = *ib2;
- val &= ~MTK_FOE_IB2_DEST_PORT;
- val |= FIELD_PREP(MTK_FOE_IB2_DEST_PORT, port);
+ if (MTK_HAS_CAPS(eth->soc->caps, MTK_NETSYS_V2)) {
+ val &= ~MTK_FOE_IB2_DEST_PORT_V2;
+ val |= FIELD_PREP(MTK_FOE_IB2_DEST_PORT_V2, port);
+ } else {
+ val &= ~MTK_FOE_IB2_DEST_PORT;
+ val |= FIELD_PREP(MTK_FOE_IB2_DEST_PORT, port);
+ }
*ib2 = val;
return 0;
}
-int mtk_foe_entry_set_ipv4_tuple(struct mtk_foe_entry *entry, bool egress,
+int mtk_foe_entry_set_ipv4_tuple(struct mtk_eth *eth,
+ struct mtk_foe_entry *entry, bool egress,
__be32 src_addr, __be16 src_port,
__be32 dest_addr, __be16 dest_port)
{
- int type = FIELD_GET(MTK_FOE_IB1_PACKET_TYPE, entry->ib1);
+ int type = mtk_get_ib1_pkt_type(eth, entry->ib1);
struct mtk_ipv4_tuple *t;
switch (type) {
@@ -262,11 +279,12 @@ int mtk_foe_entry_set_ipv4_tuple(struct mtk_foe_entry *entry, bool egress,
return 0;
}
-int mtk_foe_entry_set_ipv6_tuple(struct mtk_foe_entry *entry,
+int mtk_foe_entry_set_ipv6_tuple(struct mtk_eth *eth,
+ struct mtk_foe_entry *entry,
__be32 *src_addr, __be16 src_port,
__be32 *dest_addr, __be16 dest_port)
{
- int type = FIELD_GET(MTK_FOE_IB1_PACKET_TYPE, entry->ib1);
+ int type = mtk_get_ib1_pkt_type(eth, entry->ib1);
u32 *src, *dest;
int i;
@@ -297,39 +315,41 @@ int mtk_foe_entry_set_ipv6_tuple(struct mtk_foe_entry *entry,
return 0;
}
-int mtk_foe_entry_set_dsa(struct mtk_foe_entry *entry, int port)
+int mtk_foe_entry_set_dsa(struct mtk_eth *eth, struct mtk_foe_entry *entry,
+ int port)
{
- struct mtk_foe_mac_info *l2 = mtk_foe_entry_l2(entry);
+ struct mtk_foe_mac_info *l2 = mtk_foe_entry_l2(eth, entry);
l2->etype = BIT(port);
- if (!(entry->ib1 & MTK_FOE_IB1_BIND_VLAN_LAYER))
- entry->ib1 |= FIELD_PREP(MTK_FOE_IB1_BIND_VLAN_LAYER, 1);
+ if (!(entry->ib1 & mtk_get_ib1_vlan_layer_mask(eth)))
+ entry->ib1 |= mtk_prep_ib1_vlan_layer(eth, 1);
else
l2->etype |= BIT(8);
- entry->ib1 &= ~MTK_FOE_IB1_BIND_VLAN_TAG;
+ entry->ib1 &= ~mtk_get_ib1_vlan_tag_mask(eth);
return 0;
}
-int mtk_foe_entry_set_vlan(struct mtk_foe_entry *entry, int vid)
+int mtk_foe_entry_set_vlan(struct mtk_eth *eth, struct mtk_foe_entry *entry,
+ int vid)
{
- struct mtk_foe_mac_info *l2 = mtk_foe_entry_l2(entry);
+ struct mtk_foe_mac_info *l2 = mtk_foe_entry_l2(eth, entry);
- switch (FIELD_GET(MTK_FOE_IB1_BIND_VLAN_LAYER, entry->ib1)) {
+ switch (mtk_prep_ib1_vlan_layer(eth, entry->ib1)) {
case 0:
- entry->ib1 |= MTK_FOE_IB1_BIND_VLAN_TAG |
- FIELD_PREP(MTK_FOE_IB1_BIND_VLAN_LAYER, 1);
+ entry->ib1 |= mtk_get_ib1_vlan_tag_mask(eth) |
+ mtk_prep_ib1_vlan_layer(eth, 1);
l2->vlan1 = vid;
return 0;
case 1:
- if (!(entry->ib1 & MTK_FOE_IB1_BIND_VLAN_TAG)) {
+ if (!(entry->ib1 & mtk_get_ib1_vlan_tag_mask(eth))) {
l2->vlan1 = vid;
l2->etype |= BIT(8);
} else {
l2->vlan2 = vid;
- entry->ib1 += FIELD_PREP(MTK_FOE_IB1_BIND_VLAN_LAYER, 1);
+ entry->ib1 += mtk_prep_ib1_vlan_layer(eth, 1);
}
return 0;
default:
@@ -337,34 +357,42 @@ int mtk_foe_entry_set_vlan(struct mtk_foe_entry *entry, int vid)
}
}
-int mtk_foe_entry_set_pppoe(struct mtk_foe_entry *entry, int sid)
+int mtk_foe_entry_set_pppoe(struct mtk_eth *eth, struct mtk_foe_entry *entry,
+ int sid)
{
- struct mtk_foe_mac_info *l2 = mtk_foe_entry_l2(entry);
+ struct mtk_foe_mac_info *l2 = mtk_foe_entry_l2(eth, entry);
- if (!(entry->ib1 & MTK_FOE_IB1_BIND_VLAN_LAYER) ||
- (entry->ib1 & MTK_FOE_IB1_BIND_VLAN_TAG))
+ if (!(entry->ib1 & mtk_get_ib1_vlan_layer_mask(eth)) ||
+ (entry->ib1 & mtk_get_ib1_vlan_tag_mask(eth)))
l2->etype = ETH_P_PPP_SES;
- entry->ib1 |= MTK_FOE_IB1_BIND_PPPOE;
+ entry->ib1 |= mtk_get_ib1_ppoe_mask(eth);
l2->pppoe_id = sid;
return 0;
}
-int mtk_foe_entry_set_wdma(struct mtk_foe_entry *entry, int wdma_idx, int txq,
- int bss, int wcid)
+int mtk_foe_entry_set_wdma(struct mtk_eth *eth, struct mtk_foe_entry *entry,
+ int wdma_idx, int txq, int bss, int wcid)
{
- struct mtk_foe_mac_info *l2 = mtk_foe_entry_l2(entry);
- u32 *ib2 = mtk_foe_entry_ib2(entry);
-
- *ib2 &= ~MTK_FOE_IB2_PORT_MG;
- *ib2 |= MTK_FOE_IB2_WDMA_WINFO;
- if (wdma_idx)
- *ib2 |= MTK_FOE_IB2_WDMA_DEVIDX;
+ struct mtk_foe_mac_info *l2 = mtk_foe_entry_l2(eth, entry);
+ u32 *ib2 = mtk_foe_entry_ib2(eth, entry);
- l2->vlan2 = FIELD_PREP(MTK_FOE_VLAN2_WINFO_BSS, bss) |
- FIELD_PREP(MTK_FOE_VLAN2_WINFO_WCID, wcid) |
- FIELD_PREP(MTK_FOE_VLAN2_WINFO_RING, txq);
+ if (MTK_HAS_CAPS(eth->soc->caps, MTK_NETSYS_V2)) {
+ *ib2 &= ~MTK_FOE_IB2_PORT_MG_V2;
+ *ib2 |= FIELD_PREP(MTK_FOE_IB2_RX_IDX, txq) |
+ MTK_FOE_IB2_WDMA_WINFO_V2;
+ l2->winfo = FIELD_PREP(MTK_FOE_WINFO_WCID, wcid) |
+ FIELD_PREP(MTK_FOE_WINFO_BSS, bss);
+ } else {
+ *ib2 &= ~MTK_FOE_IB2_PORT_MG;
+ *ib2 |= MTK_FOE_IB2_WDMA_WINFO;
+ if (wdma_idx)
+ *ib2 |= MTK_FOE_IB2_WDMA_DEVIDX;
+ l2->vlan2 = FIELD_PREP(MTK_FOE_VLAN2_WINFO_BSS, bss) |
+ FIELD_PREP(MTK_FOE_VLAN2_WINFO_WCID, wcid) |
+ FIELD_PREP(MTK_FOE_VLAN2_WINFO_RING, txq);
+ }
return 0;
}
@@ -376,14 +404,15 @@ static inline bool mtk_foe_entry_usable(struct mtk_foe_entry *entry)
}
static bool
-mtk_flow_entry_match(struct mtk_flow_entry *entry, struct mtk_foe_entry *data)
+mtk_flow_entry_match(struct mtk_eth *eth, struct mtk_flow_entry *entry,
+ struct mtk_foe_entry *data)
{
int type, len;
if ((data->ib1 ^ entry->data.ib1) & MTK_FOE_IB1_UDP)
return false;
- type = FIELD_GET(MTK_FOE_IB1_PACKET_TYPE, entry->data.ib1);
+ type = mtk_get_ib1_pkt_type(eth, entry->data.ib1);
if (type > MTK_PPE_PKT_TYPE_IPV4_DSLITE)
len = offsetof(struct mtk_foe_entry, ipv6._rsv);
else
@@ -427,14 +456,12 @@ __mtk_foe_entry_clear(struct mtk_ppe *ppe, struct mtk_flow_entry *entry)
static int __mtk_foe_entry_idle_time(struct mtk_ppe *ppe, u32 ib1)
{
- u16 timestamp;
- u16 now;
-
- now = mtk_eth_timestamp(ppe->eth) & MTK_FOE_IB1_BIND_TIMESTAMP;
- timestamp = ib1 & MTK_FOE_IB1_BIND_TIMESTAMP;
+ u32 ib1_ts_mask = mtk_get_ib1_ts_mask(ppe->eth);
+ u16 now = mtk_eth_timestamp(ppe->eth);
+ u16 timestamp = ib1 & ib1_ts_mask;
if (timestamp > now)
- return MTK_FOE_IB1_BIND_TIMESTAMP + 1 - timestamp + now;
+ return ib1_ts_mask + 1 - timestamp + now;
else
return now - timestamp;
}
@@ -442,6 +469,7 @@ static int __mtk_foe_entry_idle_time(struct mtk_ppe *ppe, u32 ib1)
static void
mtk_flow_entry_update_l2(struct mtk_ppe *ppe, struct mtk_flow_entry *entry)
{
+ u32 ib1_ts_mask = mtk_get_ib1_ts_mask(ppe->eth);
struct mtk_flow_entry *cur;
struct mtk_foe_entry *hwe;
struct hlist_node *tmp;
@@ -466,8 +494,8 @@ mtk_flow_entry_update_l2(struct mtk_ppe *ppe, struct mtk_flow_entry *entry)
continue;
idle = cur_idle;
- entry->data.ib1 &= ~MTK_FOE_IB1_BIND_TIMESTAMP;
- entry->data.ib1 |= hwe->ib1 & MTK_FOE_IB1_BIND_TIMESTAMP;
+ entry->data.ib1 &= ~ib1_ts_mask;
+ entry->data.ib1 |= hwe->ib1 & ib1_ts_mask;
}
}
@@ -489,7 +517,7 @@ mtk_flow_entry_update(struct mtk_ppe *ppe, struct mtk_flow_entry *entry)
hwe = mtk_foe_get_entry(ppe, entry->hash);
memcpy(&foe, hwe, ppe->eth->soc->foe_entry_size);
- if (!mtk_flow_entry_match(entry, &foe)) {
+ if (!mtk_flow_entry_match(ppe->eth, entry, &foe)) {
entry->hash = 0xffff;
goto out;
}
@@ -504,16 +532,22 @@ static void
__mtk_foe_entry_commit(struct mtk_ppe *ppe, struct mtk_foe_entry *entry,
u16 hash)
{
+ struct mtk_eth *eth = ppe->eth;
+ u16 timestamp = mtk_eth_timestamp(eth);
struct mtk_foe_entry *hwe;
- u16 timestamp;
- timestamp = mtk_eth_timestamp(ppe->eth);
- timestamp &= MTK_FOE_IB1_BIND_TIMESTAMP;
- entry->ib1 &= ~MTK_FOE_IB1_BIND_TIMESTAMP;
- entry->ib1 |= FIELD_PREP(MTK_FOE_IB1_BIND_TIMESTAMP, timestamp);
+ if (MTK_HAS_CAPS(eth->soc->caps, MTK_NETSYS_V2)) {
+ entry->ib1 &= ~MTK_FOE_IB1_BIND_TIMESTAMP_V2;
+ entry->ib1 |= FIELD_PREP(MTK_FOE_IB1_BIND_TIMESTAMP_V2,
+ timestamp);
+ } else {
+ entry->ib1 &= ~MTK_FOE_IB1_BIND_TIMESTAMP;
+ entry->ib1 |= FIELD_PREP(MTK_FOE_IB1_BIND_TIMESTAMP,
+ timestamp);
+ }
hwe = mtk_foe_get_entry(ppe, hash);
- memcpy(&hwe->data, &entry->data, ppe->eth->soc->foe_entry_size);
+ memcpy(&hwe->data, &entry->data, eth->soc->foe_entry_size);
wmb();
hwe->ib1 = entry->ib1;
@@ -540,8 +574,8 @@ mtk_foe_entry_commit_l2(struct mtk_ppe *ppe, struct mtk_flow_entry *entry)
int mtk_foe_entry_commit(struct mtk_ppe *ppe, struct mtk_flow_entry *entry)
{
- int type = FIELD_GET(MTK_FOE_IB1_PACKET_TYPE, entry->data.ib1);
const struct mtk_soc_data *soc = ppe->eth->soc;
+ int type = mtk_get_ib1_pkt_type(ppe->eth, entry->data.ib1);
u32 hash;
if (type == MTK_PPE_PKT_TYPE_BRIDGE)
@@ -564,7 +598,7 @@ mtk_foe_entry_commit_subflow(struct mtk_ppe *ppe, struct mtk_flow_entry *entry,
struct mtk_flow_entry *flow_info;
struct mtk_foe_entry foe = {}, *hwe;
struct mtk_foe_mac_info *l2;
- u32 ib1_mask = MTK_FOE_IB1_PACKET_TYPE | MTK_FOE_IB1_UDP;
+ u32 ib1_mask = mtk_get_ib1_pkt_type_mask(ppe->eth) | MTK_FOE_IB1_UDP;
int type;
flow_info = kzalloc(offsetof(struct mtk_flow_entry, l2_data.end),
@@ -584,16 +618,16 @@ mtk_foe_entry_commit_subflow(struct mtk_ppe *ppe, struct mtk_flow_entry *entry,
foe.ib1 &= ib1_mask;
foe.ib1 |= entry->data.ib1 & ~ib1_mask;
- l2 = mtk_foe_entry_l2(&foe);
+ l2 = mtk_foe_entry_l2(ppe->eth, &foe);
memcpy(l2, &entry->data.bridge.l2, sizeof(*l2));
- type = FIELD_GET(MTK_FOE_IB1_PACKET_TYPE, foe.ib1);
+ type = mtk_get_ib1_pkt_type(ppe->eth, foe.ib1);
if (type == MTK_PPE_PKT_TYPE_IPV4_HNAPT)
memcpy(&foe.ipv4.new, &foe.ipv4.orig, sizeof(foe.ipv4.new));
else if (type >= MTK_PPE_PKT_TYPE_IPV6_ROUTE_3T && l2->etype == ETH_P_IP)
l2->etype = ETH_P_IPV6;
- *mtk_foe_entry_ib2(&foe) = entry->data.bridge.ib2;
+ *mtk_foe_entry_ib2(ppe->eth, &foe) = entry->data.bridge.ib2;
__mtk_foe_entry_commit(ppe, &foe, hash);
}
@@ -626,7 +660,7 @@ void __mtk_ppe_check_skb(struct mtk_ppe *ppe, struct sk_buff *skb, u16 hash)
continue;
}
- if (found || !mtk_flow_entry_match(entry, hwe)) {
+ if (found || !mtk_flow_entry_match(ppe->eth, entry, hwe)) {
if (entry->hash != 0xffff)
entry->hash = 0xffff;
continue;
@@ -771,6 +805,8 @@ void mtk_ppe_start(struct mtk_ppe *ppe)
MTK_PPE_SCAN_MODE_KEEPALIVE_AGE) |
FIELD_PREP(MTK_PPE_TB_CFG_ENTRY_NUM,
MTK_PPE_ENTRIES_SHIFT);
+ if (MTK_HAS_CAPS(ppe->eth->soc->caps, MTK_NETSYS_V2))
+ val |= MTK_PPE_TB_CFG_INFO_SEL;
ppe_w32(ppe, MTK_PPE_TB_CFG, val);
ppe_w32(ppe, MTK_PPE_IP_PROTO_CHK,
@@ -778,15 +814,21 @@ void mtk_ppe_start(struct mtk_ppe *ppe)
mtk_ppe_cache_enable(ppe, true);
- val = MTK_PPE_FLOW_CFG_IP4_TCP_FRAG |
- MTK_PPE_FLOW_CFG_IP4_UDP_FRAG |
- MTK_PPE_FLOW_CFG_IP6_3T_ROUTE |
+ val = MTK_PPE_FLOW_CFG_IP6_3T_ROUTE |
MTK_PPE_FLOW_CFG_IP6_5T_ROUTE |
MTK_PPE_FLOW_CFG_IP6_6RD |
MTK_PPE_FLOW_CFG_IP4_NAT |
MTK_PPE_FLOW_CFG_IP4_NAPT |
MTK_PPE_FLOW_CFG_IP4_DSLITE |
MTK_PPE_FLOW_CFG_IP4_NAT_FRAG;
+ if (MTK_HAS_CAPS(ppe->eth->soc->caps, MTK_NETSYS_V2))
+ val |= MTK_PPE_MD_TOAP_BYP_CRSN0 |
+ MTK_PPE_MD_TOAP_BYP_CRSN1 |
+ MTK_PPE_MD_TOAP_BYP_CRSN2 |
+ MTK_PPE_FLOW_CFG_IP4_HASH_GRE_KEY;
+ else
+ val |= MTK_PPE_FLOW_CFG_IP4_TCP_FRAG |
+ MTK_PPE_FLOW_CFG_IP4_UDP_FRAG;
ppe_w32(ppe, MTK_PPE_FLOW_CFG, val);
val = FIELD_PREP(MTK_PPE_UNBIND_AGE_MIN_PACKETS, 1000) |
@@ -820,6 +862,11 @@ void mtk_ppe_start(struct mtk_ppe *ppe)
ppe_w32(ppe, MTK_PPE_GLO_CFG, val);
ppe_w32(ppe, MTK_PPE_DEFAULT_CPU_PORT, 0);
+
+ if (MTK_HAS_CAPS(ppe->eth->soc->caps, MTK_NETSYS_V2)) {
+ ppe_w32(ppe, MTK_PPE_DEFAULT_CPU_PORT1, 0xcb777);
+ ppe_w32(ppe, MTK_PPE_SBW_CTRL, 0x7f);
+ }
}
int mtk_ppe_stop(struct mtk_ppe *ppe)
diff --git a/drivers/net/ethernet/mediatek/mtk_ppe.h b/drivers/net/ethernet/mediatek/mtk_ppe.h
index 6d4c91acd1a5..0b7a67a958e4 100644
--- a/drivers/net/ethernet/mediatek/mtk_ppe.h
+++ b/drivers/net/ethernet/mediatek/mtk_ppe.h
@@ -32,6 +32,15 @@
#define MTK_FOE_IB1_UDP BIT(30)
#define MTK_FOE_IB1_STATIC BIT(31)
+/* CONFIG_MEDIATEK_NETSYS_V2 */
+#define MTK_FOE_IB1_BIND_TIMESTAMP_V2 GENMASK(7, 0)
+#define MTK_FOE_IB1_BIND_VLAN_LAYER_V2 GENMASK(16, 14)
+#define MTK_FOE_IB1_BIND_PPPOE_V2 BIT(17)
+#define MTK_FOE_IB1_BIND_VLAN_TAG_V2 BIT(18)
+#define MTK_FOE_IB1_BIND_CACHE_V2 BIT(20)
+#define MTK_FOE_IB1_BIND_TTL_V2 BIT(22)
+#define MTK_FOE_IB1_PACKET_TYPE_V2 GENMASK(27, 23)
+
enum {
MTK_PPE_PKT_TYPE_IPV4_HNAPT = 0,
MTK_PPE_PKT_TYPE_IPV4_ROUTE = 1,
@@ -53,14 +62,25 @@ enum {
#define MTK_FOE_IB2_PORT_MG GENMASK(17, 12)
+#define MTK_FOE_IB2_RX_IDX GENMASK(18, 17)
#define MTK_FOE_IB2_PORT_AG GENMASK(23, 18)
#define MTK_FOE_IB2_DSCP GENMASK(31, 24)
+/* CONFIG_MEDIATEK_NETSYS_V2 */
+#define MTK_FOE_IB2_PORT_MG_V2 BIT(7)
+#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)
+#define MTK_FOE_IB2_PORT_AG_V2 GENMASK(23, 20)
+
#define MTK_FOE_VLAN2_WINFO_BSS GENMASK(5, 0)
#define MTK_FOE_VLAN2_WINFO_WCID GENMASK(13, 6)
#define MTK_FOE_VLAN2_WINFO_RING GENMASK(15, 14)
+#define MTK_FOE_WINFO_BSS GENMASK(5, 0)
+#define MTK_FOE_WINFO_WCID GENMASK(15, 6)
+
enum {
MTK_FOE_STATE_INVALID,
MTK_FOE_STATE_UNBIND,
@@ -81,6 +101,9 @@ struct mtk_foe_mac_info {
u16 pppoe_id;
u16 src_mac_lo;
+
+ u16 minfo;
+ u16 winfo;
};
/* software-only entry type */
@@ -198,7 +221,7 @@ struct mtk_foe_entry {
struct mtk_foe_ipv4_dslite dslite;
struct mtk_foe_ipv6 ipv6;
struct mtk_foe_ipv6_6rd ipv6_6rd;
- u32 data[19];
+ u32 data[23];
};
};
@@ -306,20 +329,27 @@ mtk_ppe_check_skb(struct mtk_ppe *ppe, struct sk_buff *skb, u16 hash)
__mtk_ppe_check_skb(ppe, skb, hash);
}
-int mtk_foe_entry_prepare(struct mtk_foe_entry *entry, int type, int l4proto,
- u8 pse_port, u8 *src_mac, u8 *dest_mac);
-int mtk_foe_entry_set_pse_port(struct mtk_foe_entry *entry, u8 port);
-int mtk_foe_entry_set_ipv4_tuple(struct mtk_foe_entry *entry, bool orig,
+int mtk_foe_entry_prepare(struct mtk_eth *eth, struct mtk_foe_entry *entry,
+ int type, int l4proto, u8 pse_port, u8 *src_mac,
+ u8 *dest_mac);
+int mtk_foe_entry_set_pse_port(struct mtk_eth *eth,
+ struct mtk_foe_entry *entry, u8 port);
+int mtk_foe_entry_set_ipv4_tuple(struct mtk_eth *eth,
+ struct mtk_foe_entry *entry, bool orig,
__be32 src_addr, __be16 src_port,
__be32 dest_addr, __be16 dest_port);
-int mtk_foe_entry_set_ipv6_tuple(struct mtk_foe_entry *entry,
+int mtk_foe_entry_set_ipv6_tuple(struct mtk_eth *eth,
+ struct mtk_foe_entry *entry,
__be32 *src_addr, __be16 src_port,
__be32 *dest_addr, __be16 dest_port);
-int mtk_foe_entry_set_dsa(struct mtk_foe_entry *entry, int port);
-int mtk_foe_entry_set_vlan(struct mtk_foe_entry *entry, int vid);
-int mtk_foe_entry_set_pppoe(struct mtk_foe_entry *entry, int sid);
-int mtk_foe_entry_set_wdma(struct mtk_foe_entry *entry, int wdma_idx, int txq,
- int bss, int wcid);
+int mtk_foe_entry_set_dsa(struct mtk_eth *eth, struct mtk_foe_entry *entry,
+ int port);
+int mtk_foe_entry_set_vlan(struct mtk_eth *eth, struct mtk_foe_entry *entry,
+ int vid);
+int mtk_foe_entry_set_pppoe(struct mtk_eth *eth, struct mtk_foe_entry *entry,
+ 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_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);
diff --git a/drivers/net/ethernet/mediatek/mtk_ppe_offload.c b/drivers/net/ethernet/mediatek/mtk_ppe_offload.c
index 86c2100fd3d0..28bbd1df3e30 100644
--- a/drivers/net/ethernet/mediatek/mtk_ppe_offload.c
+++ b/drivers/net/ethernet/mediatek/mtk_ppe_offload.c
@@ -52,18 +52,19 @@ static const struct rhashtable_params mtk_flow_ht_params = {
};
static int
-mtk_flow_set_ipv4_addr(struct mtk_foe_entry *foe, struct mtk_flow_data *data,
- bool egress)
+mtk_flow_set_ipv4_addr(struct mtk_eth *eth, struct mtk_foe_entry *foe,
+ struct mtk_flow_data *data, bool egress)
{
- return mtk_foe_entry_set_ipv4_tuple(foe, egress,
+ return mtk_foe_entry_set_ipv4_tuple(eth, foe, egress,
data->v4.src_addr, data->src_port,
data->v4.dst_addr, data->dst_port);
}
static int
-mtk_flow_set_ipv6_addr(struct mtk_foe_entry *foe, struct mtk_flow_data *data)
+mtk_flow_set_ipv6_addr(struct mtk_eth *eth, struct mtk_foe_entry *foe,
+ struct mtk_flow_data *data)
{
- return mtk_foe_entry_set_ipv6_tuple(foe,
+ return mtk_foe_entry_set_ipv6_tuple(eth, foe,
data->v6.src_addr.s6_addr32, data->src_port,
data->v6.dst_addr.s6_addr32, data->dst_port);
}
@@ -190,16 +191,29 @@ mtk_flow_set_output_device(struct mtk_eth *eth, struct mtk_foe_entry *foe,
int pse_port, dsa_port;
if (mtk_flow_get_wdma_info(dev, dest_mac, &info) == 0) {
- mtk_foe_entry_set_wdma(foe, info.wdma_idx, info.queue, info.bss,
- info.wcid);
- pse_port = 3;
+ mtk_foe_entry_set_wdma(eth, foe, info.wdma_idx, info.queue,
+ info.bss, info.wcid);
+ if (MTK_HAS_CAPS(eth->soc->caps, MTK_NETSYS_V2)) {
+ switch (info.wdma_idx) {
+ case 0:
+ pse_port = 8;
+ break;
+ case 1:
+ pse_port = 9;
+ break;
+ default:
+ return -EINVAL;
+ }
+ } else {
+ pse_port = 3;
+ }
*wed_index = info.wdma_idx;
goto out;
}
dsa_port = mtk_flow_get_dsa_port(&dev);
if (dsa_port >= 0)
- mtk_foe_entry_set_dsa(foe, dsa_port);
+ mtk_foe_entry_set_dsa(eth, foe, dsa_port);
if (dev == eth->netdev[0])
pse_port = 1;
@@ -209,7 +223,7 @@ mtk_flow_set_output_device(struct mtk_eth *eth, struct mtk_foe_entry *foe,
return -EOPNOTSUPP;
out:
- mtk_foe_entry_set_pse_port(foe, pse_port);
+ mtk_foe_entry_set_pse_port(eth, foe, pse_port);
return 0;
}
@@ -333,9 +347,8 @@ mtk_flow_offload_replace(struct mtk_eth *eth, struct flow_cls_offload *f)
!is_valid_ether_addr(data.eth.h_dest))
return -EINVAL;
- err = mtk_foe_entry_prepare(&foe, offload_type, l4proto, 0,
- data.eth.h_source,
- data.eth.h_dest);
+ err = mtk_foe_entry_prepare(eth, &foe, offload_type, l4proto, 0,
+ data.eth.h_source, data.eth.h_dest);
if (err)
return err;
@@ -360,7 +373,7 @@ mtk_flow_offload_replace(struct mtk_eth *eth, struct flow_cls_offload *f)
data.v4.src_addr = addrs.key->src;
data.v4.dst_addr = addrs.key->dst;
- mtk_flow_set_ipv4_addr(&foe, &data, false);
+ mtk_flow_set_ipv4_addr(eth, &foe, &data, false);
}
if (addr_type == FLOW_DISSECTOR_KEY_IPV6_ADDRS) {
@@ -371,7 +384,7 @@ mtk_flow_offload_replace(struct mtk_eth *eth, struct flow_cls_offload *f)
data.v6.src_addr = addrs.key->src;
data.v6.dst_addr = addrs.key->dst;
- mtk_flow_set_ipv6_addr(&foe, &data);
+ mtk_flow_set_ipv6_addr(eth, &foe, &data);
}
flow_action_for_each(i, act, &rule->action) {
@@ -401,7 +414,7 @@ mtk_flow_offload_replace(struct mtk_eth *eth, struct flow_cls_offload *f)
}
if (addr_type == FLOW_DISSECTOR_KEY_IPV4_ADDRS) {
- err = mtk_flow_set_ipv4_addr(&foe, &data, true);
+ err = mtk_flow_set_ipv4_addr(eth, &foe, &data, true);
if (err)
return err;
}
@@ -413,10 +426,10 @@ mtk_flow_offload_replace(struct mtk_eth *eth, struct flow_cls_offload *f)
if (data.vlan.proto != htons(ETH_P_8021Q))
return -EOPNOTSUPP;
- mtk_foe_entry_set_vlan(&foe, data.vlan.id);
+ mtk_foe_entry_set_vlan(eth, &foe, data.vlan.id);
}
if (data.pppoe.num == 1)
- mtk_foe_entry_set_pppoe(&foe, data.pppoe.sid);
+ mtk_foe_entry_set_pppoe(eth, &foe, data.pppoe.sid);
err = mtk_flow_set_output_device(eth, &foe, odev, data.eth.h_dest,
&wed_index);
diff --git a/drivers/net/ethernet/mediatek/mtk_ppe_regs.h b/drivers/net/ethernet/mediatek/mtk_ppe_regs.h
index 0c45ea0900f1..59596d823d8b 100644
--- a/drivers/net/ethernet/mediatek/mtk_ppe_regs.h
+++ b/drivers/net/ethernet/mediatek/mtk_ppe_regs.h
@@ -21,6 +21,9 @@
#define MTK_PPE_GLO_CFG_BUSY BIT(31)
#define MTK_PPE_FLOW_CFG 0x204
+#define MTK_PPE_MD_TOAP_BYP_CRSN0 BIT(1)
+#define MTK_PPE_MD_TOAP_BYP_CRSN1 BIT(2)
+#define MTK_PPE_MD_TOAP_BYP_CRSN2 BIT(3)
#define MTK_PPE_FLOW_CFG_IP4_TCP_FRAG BIT(6)
#define MTK_PPE_FLOW_CFG_IP4_UDP_FRAG BIT(7)
#define MTK_PPE_FLOW_CFG_IP6_3T_ROUTE BIT(8)
@@ -54,6 +57,7 @@
#define MTK_PPE_TB_CFG_HASH_MODE GENMASK(15, 14)
#define MTK_PPE_TB_CFG_SCAN_MODE GENMASK(17, 16)
#define MTK_PPE_TB_CFG_HASH_DEBUG GENMASK(19, 18)
+#define MTK_PPE_TB_CFG_INFO_SEL BIT(20)
enum {
MTK_PPE_SCAN_MODE_DISABLED,
@@ -112,6 +116,8 @@ enum {
#define MTK_PPE_DEFAULT_CPU_PORT 0x248
#define MTK_PPE_DEFAULT_CPU_PORT_MASK(_n) (GENMASK(2, 0) << ((_n) * 4))
+#define MTK_PPE_DEFAULT_CPU_PORT1 0x24c
+
#define MTK_PPE_MTU_DROP 0x308
#define MTK_PPE_VLAN_MTU0 0x30c
@@ -141,4 +147,6 @@ enum {
#define MTK_PPE_MIB_CACHE_CTL_EN BIT(0)
#define MTK_PPE_MIB_CACHE_CTL_FLUSH BIT(2)
+#define MTK_PPE_SBW_CTRL 0x374
+
#endif
--
2.37.3
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