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-rw-r--r--drivers/net/ethernet/airoha/airoha_eth.c4
-rw-r--r--drivers/net/ethernet/airoha/airoha_eth.h4
-rw-r--r--drivers/net/ethernet/airoha/airoha_npu.c1
-rw-r--r--drivers/net/ethernet/airoha/airoha_ppe.c67
-rw-r--r--include/linux/soc/airoha/airoha_offload.h35
5 files changed, 104 insertions, 7 deletions
diff --git a/drivers/net/ethernet/airoha/airoha_eth.c b/drivers/net/ethernet/airoha/airoha_eth.c
index e6b802e3d844..5a04f90dd3de 100644
--- a/drivers/net/ethernet/airoha/airoha_eth.c
+++ b/drivers/net/ethernet/airoha/airoha_eth.c
@@ -2599,13 +2599,15 @@ static int airoha_dev_setup_tc_block_cb(enum tc_setup_type type,
void *type_data, void *cb_priv)
{
struct net_device *dev = cb_priv;
+ struct airoha_gdm_port *port = netdev_priv(dev);
+ struct airoha_eth *eth = port->qdma->eth;
if (!tc_can_offload(dev))
return -EOPNOTSUPP;
switch (type) {
case TC_SETUP_CLSFLOWER:
- return airoha_ppe_setup_tc_block_cb(dev, type_data);
+ return airoha_ppe_setup_tc_block_cb(&eth->ppe->dev, type_data);
case TC_SETUP_CLSMATCHALL:
return airoha_dev_tc_matchall(dev, type_data);
default:
diff --git a/drivers/net/ethernet/airoha/airoha_eth.h b/drivers/net/ethernet/airoha/airoha_eth.h
index 9f721e2b972f..9060b1d2814e 100644
--- a/drivers/net/ethernet/airoha/airoha_eth.h
+++ b/drivers/net/ethernet/airoha/airoha_eth.h
@@ -13,6 +13,7 @@
#include <linux/kernel.h>
#include <linux/netdevice.h>
#include <linux/reset.h>
+#include <linux/soc/airoha/airoha_offload.h>
#include <net/dsa.h>
#define AIROHA_MAX_NUM_GDM_PORTS 4
@@ -546,6 +547,7 @@ struct airoha_gdm_port {
#define AIROHA_RXD4_FOE_ENTRY GENMASK(15, 0)
struct airoha_ppe {
+ struct airoha_ppe_dev dev;
struct airoha_eth *eth;
void *foe;
@@ -622,7 +624,7 @@ bool airoha_is_valid_gdm_port(struct airoha_eth *eth,
void airoha_ppe_check_skb(struct airoha_ppe *ppe, struct sk_buff *skb,
u16 hash);
-int airoha_ppe_setup_tc_block_cb(struct net_device *dev, void *type_data);
+int airoha_ppe_setup_tc_block_cb(struct airoha_ppe_dev *dev, void *type_data);
int airoha_ppe_init(struct airoha_eth *eth);
void airoha_ppe_deinit(struct airoha_eth *eth);
void airoha_ppe_init_upd_mem(struct airoha_gdm_port *port);
diff --git a/drivers/net/ethernet/airoha/airoha_npu.c b/drivers/net/ethernet/airoha/airoha_npu.c
index 1a6b191ae0b0..e1d131d6115c 100644
--- a/drivers/net/ethernet/airoha/airoha_npu.c
+++ b/drivers/net/ethernet/airoha/airoha_npu.c
@@ -11,7 +11,6 @@
#include <linux/of_platform.h>
#include <linux/of_reserved_mem.h>
#include <linux/regmap.h>
-#include <linux/soc/airoha/airoha_offload.h>
#include "airoha_eth.h"
diff --git a/drivers/net/ethernet/airoha/airoha_ppe.c b/drivers/net/ethernet/airoha/airoha_ppe.c
index 36b45e98279a..03d9b1f24bb3 100644
--- a/drivers/net/ethernet/airoha/airoha_ppe.c
+++ b/drivers/net/ethernet/airoha/airoha_ppe.c
@@ -6,8 +6,9 @@
#include <linux/ip.h>
#include <linux/ipv6.h>
+#include <linux/of_platform.h>
+#include <linux/platform_device.h>
#include <linux/rhashtable.h>
-#include <linux/soc/airoha/airoha_offload.h>
#include <net/ipv6.h>
#include <net/pkt_cls.h>
@@ -1282,10 +1283,10 @@ error_npu_put:
return err;
}
-int airoha_ppe_setup_tc_block_cb(struct net_device *dev, void *type_data)
+int airoha_ppe_setup_tc_block_cb(struct airoha_ppe_dev *dev, void *type_data)
{
- struct airoha_gdm_port *port = netdev_priv(dev);
- struct airoha_eth *eth = port->qdma->eth;
+ struct airoha_ppe *ppe = dev->priv;
+ struct airoha_eth *eth = ppe->eth;
int err = 0;
mutex_lock(&flow_offload_mutex);
@@ -1338,6 +1339,61 @@ void airoha_ppe_init_upd_mem(struct airoha_gdm_port *port)
PPE_UPDMEM_WR_MASK | PPE_UPDMEM_REQ_MASK);
}
+struct airoha_ppe_dev *airoha_ppe_get_dev(struct device *dev)
+{
+ struct platform_device *pdev;
+ struct device_node *np;
+ struct airoha_eth *eth;
+
+ np = of_parse_phandle(dev->of_node, "airoha,eth", 0);
+ if (!np)
+ return ERR_PTR(-ENODEV);
+
+ pdev = of_find_device_by_node(np);
+ if (!pdev) {
+ dev_err(dev, "cannot find device node %s\n", np->name);
+ of_node_put(np);
+ return ERR_PTR(-ENODEV);
+ }
+ of_node_put(np);
+
+ if (!try_module_get(THIS_MODULE)) {
+ dev_err(dev, "failed to get the device driver module\n");
+ goto error_pdev_put;
+ }
+
+ eth = platform_get_drvdata(pdev);
+ if (!eth)
+ goto error_module_put;
+
+ if (!device_link_add(dev, &pdev->dev, DL_FLAG_AUTOREMOVE_SUPPLIER)) {
+ dev_err(&pdev->dev,
+ "failed to create device link to consumer %s\n",
+ dev_name(dev));
+ goto error_module_put;
+ }
+
+ return &eth->ppe->dev;
+
+error_module_put:
+ module_put(THIS_MODULE);
+error_pdev_put:
+ platform_device_put(pdev);
+
+ return ERR_PTR(-ENODEV);
+}
+EXPORT_SYMBOL_GPL(airoha_ppe_get_dev);
+
+void airoha_ppe_put_dev(struct airoha_ppe_dev *dev)
+{
+ struct airoha_ppe *ppe = dev->priv;
+ struct airoha_eth *eth = ppe->eth;
+
+ module_put(THIS_MODULE);
+ put_device(eth->dev);
+}
+EXPORT_SYMBOL_GPL(airoha_ppe_put_dev);
+
int airoha_ppe_init(struct airoha_eth *eth)
{
struct airoha_ppe *ppe;
@@ -1347,6 +1403,9 @@ int airoha_ppe_init(struct airoha_eth *eth)
if (!ppe)
return -ENOMEM;
+ ppe->dev.ops.setup_tc_block_cb = airoha_ppe_setup_tc_block_cb;
+ ppe->dev.priv = ppe;
+
foe_size = PPE_NUM_ENTRIES * sizeof(struct airoha_foe_entry);
ppe->foe = dmam_alloc_coherent(eth->dev, foe_size, &ppe->foe_dma,
GFP_KERNEL);
diff --git a/include/linux/soc/airoha/airoha_offload.h b/include/linux/soc/airoha/airoha_offload.h
index 117c63c2448d..4b4b8b9e426d 100644
--- a/include/linux/soc/airoha/airoha_offload.h
+++ b/include/linux/soc/airoha/airoha_offload.h
@@ -9,6 +9,41 @@
#include <linux/spinlock.h>
#include <linux/workqueue.h>
+struct airoha_ppe_dev {
+ struct {
+ int (*setup_tc_block_cb)(struct airoha_ppe_dev *dev,
+ void *type_data);
+ } ops;
+
+ void *priv;
+};
+
+#if (IS_BUILTIN(CONFIG_NET_AIROHA) || IS_MODULE(CONFIG_NET_AIROHA))
+struct airoha_ppe_dev *airoha_ppe_get_dev(struct device *dev);
+void airoha_ppe_put_dev(struct airoha_ppe_dev *dev);
+
+static inline int airoha_ppe_dev_setup_tc_block_cb(struct airoha_ppe_dev *dev,
+ void *type_data)
+{
+ return dev->ops.setup_tc_block_cb(dev, type_data);
+}
+#else
+static inline struct airoha_ppe_dev *airoha_ppe_get_dev(struct device *dev)
+{
+ return NULL;
+}
+
+static inline void airoha_ppe_put_dev(struct airoha_ppe_dev *dev)
+{
+}
+
+static inline int airoha_ppe_setup_tc_block_cb(struct airoha_ppe_dev *dev,
+ void *type_data)
+{
+ return -EOPNOTSUPP;
+}
+#endif
+
#define NPU_NUM_CORES 8
#define NPU_NUM_IRQ 6
#define NPU_RX0_DESC_NUM 512
generated by cgit (git 2.34.1) at 2025-12-03 07:35:42 +0000