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authorGrygorii Strashko <grygorii.strashko@ti.com>2019-11-20 01:19:17 +0300
committerDavid S. Miller <davem@davemloft.net>2019-11-20 22:25:23 +0300
commitc5013ac1dd0e11267f81c855d50bd974fc8f88fe (patch)
treeeb6ebcedd106038e180f54d18d532ffff9493e48 /drivers/net/ethernet/ti/cpsw_priv.h
parent51a9533797b07b44374346fbd36ae0aa4f36ccd3 (diff)
downloadlinux-c5013ac1dd0e11267f81c855d50bd974fc8f88fe.tar.xz
net: ethernet: ti: cpsw: move set of common functions in cpsw_priv
As a preparatory patch to add support for a switchdev based cpsw driver, move common functions to cpsw-priv.c so that they can be used across both drivers. Signed-off-by: Ilias Apalodimas <ilias.apalodimas@linaro.org> Signed-off-by: Murali Karicheri <m-karicheri2@ti.com> Signed-off-by: Grygorii Strashko <grygorii.strashko@ti.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/ethernet/ti/cpsw_priv.h')
-rw-r--r--drivers/net/ethernet/ti/cpsw_priv.h52
1 files changed, 52 insertions, 0 deletions
diff --git a/drivers/net/ethernet/ti/cpsw_priv.h b/drivers/net/ethernet/ti/cpsw_priv.h
index 65f0e410344d..0dd70e191cf1 100644
--- a/drivers/net/ethernet/ti/cpsw_priv.h
+++ b/drivers/net/ethernet/ti/cpsw_priv.h
@@ -383,6 +383,35 @@ struct addr_sync_ctx {
int flush; /* flush flag */
};
+#define CPSW_XMETA_OFFSET ALIGN(sizeof(struct xdp_frame), sizeof(long))
+
+#define CPSW_XDP_CONSUMED 1
+#define CPSW_XDP_PASS 0
+
+struct __aligned(sizeof(long)) cpsw_meta_xdp {
+ struct net_device *ndev;
+ int ch;
+};
+
+/* The buf includes headroom compatible with both skb and xdpf */
+#define CPSW_HEADROOM_NA (max(XDP_PACKET_HEADROOM, NET_SKB_PAD) + NET_IP_ALIGN)
+#define CPSW_HEADROOM ALIGN(CPSW_HEADROOM_NA, sizeof(long))
+
+static inline int cpsw_is_xdpf_handle(void *handle)
+{
+ return (unsigned long)handle & BIT(0);
+}
+
+static inline void *cpsw_xdpf_to_handle(struct xdp_frame *xdpf)
+{
+ return (void *)((unsigned long)xdpf | BIT(0));
+}
+
+static inline struct xdp_frame *cpsw_handle_to_xdpf(void *handle)
+{
+ return (struct xdp_frame *)((unsigned long)handle & ~BIT(0));
+}
+
int cpsw_init_common(struct cpsw_common *cpsw, void __iomem *ss_regs,
int ale_ageout, phys_addr_t desc_mem_phys,
int descs_pool_size);
@@ -393,6 +422,29 @@ void cpsw_intr_disable(struct cpsw_common *cpsw);
void cpsw_tx_handler(void *token, int len, int status);
int cpsw_create_xdp_rxqs(struct cpsw_common *cpsw);
void cpsw_destroy_xdp_rxqs(struct cpsw_common *cpsw);
+int cpsw_ndo_bpf(struct net_device *ndev, struct netdev_bpf *bpf);
+int cpsw_xdp_tx_frame(struct cpsw_priv *priv, struct xdp_frame *xdpf,
+ struct page *page, int port);
+int cpsw_run_xdp(struct cpsw_priv *priv, int ch, struct xdp_buff *xdp,
+ struct page *page, int port);
+irqreturn_t cpsw_tx_interrupt(int irq, void *dev_id);
+irqreturn_t cpsw_rx_interrupt(int irq, void *dev_id);
+int cpsw_tx_mq_poll(struct napi_struct *napi_tx, int budget);
+int cpsw_tx_poll(struct napi_struct *napi_tx, int budget);
+int cpsw_rx_mq_poll(struct napi_struct *napi_rx, int budget);
+int cpsw_rx_poll(struct napi_struct *napi_rx, int budget);
+void cpsw_rx_vlan_encap(struct sk_buff *skb);
+void soft_reset(const char *module, void __iomem *reg);
+void cpsw_set_slave_mac(struct cpsw_slave *slave, struct cpsw_priv *priv);
+void cpsw_ndo_tx_timeout(struct net_device *ndev);
+int cpsw_need_resplit(struct cpsw_common *cpsw);
+int cpsw_ndo_ioctl(struct net_device *dev, struct ifreq *req, int cmd);
+int cpsw_ndo_set_tx_maxrate(struct net_device *ndev, int queue, u32 rate);
+int cpsw_ndo_setup_tc(struct net_device *ndev, enum tc_setup_type type,
+ void *type_data);
+bool cpsw_shp_is_off(struct cpsw_priv *priv);
+void cpsw_cbs_resume(struct cpsw_slave *slave, struct cpsw_priv *priv);
+void cpsw_mqprio_resume(struct cpsw_slave *slave, struct cpsw_priv *priv);
/* ethtool */
u32 cpsw_get_msglevel(struct net_device *ndev);