diff options
Diffstat (limited to 'drivers/net/ethernet/stmicro/stmmac/common.h')
| -rw-r--r-- | drivers/net/ethernet/stmicro/stmmac/common.h | 25 |
1 files changed, 18 insertions, 7 deletions
diff --git a/drivers/net/ethernet/stmicro/stmmac/common.h b/drivers/net/ethernet/stmicro/stmmac/common.h index 186d148..a295532 100644 --- a/drivers/net/ethernet/stmicro/stmmac/common.h +++ b/drivers/net/ethernet/stmicro/stmmac/common.h @@ -255,23 +255,27 @@ struct dma_features { #define STMMAC_DEFAULT_LIT_LS_TIMER 0x3E8 #define STMMAC_DEFAULT_TWT_LS_TIMER 0x0 +#define STMMAC_CHAIN_MODE 0x1 +#define STMMAC_RING_MODE 0x2 + struct stmmac_desc_ops { /* DMA RX descriptor ring initialization */ void (*init_rx_desc) (struct dma_desc *p, unsigned int ring_size, - int disable_rx_ic); + int disable_rx_ic, int mode); /* DMA TX descriptor ring initialization */ - void (*init_tx_desc) (struct dma_desc *p, unsigned int ring_size); + void (*init_tx_desc) (struct dma_desc *p, unsigned int ring_size, + int mode); /* Invoked by the xmit function to prepare the tx descriptor */ void (*prepare_tx_desc) (struct dma_desc *p, int is_fs, int len, - int csum_flag); + int csum_flag, int mode); /* Set/get the owner of the descriptor */ void (*set_tx_owner) (struct dma_desc *p); int (*get_tx_owner) (struct dma_desc *p); /* Invoked by the xmit function to close the tx descriptor */ void (*close_tx_desc) (struct dma_desc *p); /* Clean the tx descriptor as soon as the tx irq is received */ - void (*release_tx_desc) (struct dma_desc *p); + void (*release_tx_desc) (struct dma_desc *p, int mode); /* Clear interrupt on tx frame completion. When this bit is * set an interrupt happens as soon as the frame is transmitted */ void (*clear_tx_ic) (struct dma_desc *p); @@ -361,18 +365,24 @@ struct stmmac_ring_mode_ops { unsigned int (*is_jumbo_frm) (int len, int ehn_desc); unsigned int (*jumbo_frm) (void *priv, struct sk_buff *skb, int csum); void (*refill_desc3) (int bfsize, struct dma_desc *p); - void (*init_desc3) (int des3_as_data_buf, struct dma_desc *p); - void (*init_dma_chain) (struct dma_desc *des, dma_addr_t phy_addr, - unsigned int size); + void (*init_desc3) (struct dma_desc *p); void (*clean_desc3) (struct dma_desc *p); int (*set_16kib_bfsize) (int mtu); }; +struct stmmac_chain_mode_ops { + unsigned int (*is_jumbo_frm) (int len, int ehn_desc); + unsigned int (*jumbo_frm) (void *priv, struct sk_buff *skb, int csum); + void (*init_dma_chain) (struct dma_desc *des, dma_addr_t phy_addr, + unsigned int size); +}; + struct mac_device_info { const struct stmmac_ops *mac; const struct stmmac_desc_ops *desc; const struct stmmac_dma_ops *dma; const struct stmmac_ring_mode_ops *ring; + const struct stmmac_chain_mode_ops *chain; struct mii_regs mii; /* MII register Addresses */ struct mac_link link; unsigned int synopsys_uid; @@ -390,5 +400,6 @@ extern void stmmac_set_mac(void __iomem *ioaddr, bool enable); extern void dwmac_dma_flush_tx_fifo(void __iomem *ioaddr); extern const struct stmmac_ring_mode_ops ring_mode_ops; +extern const struct stmmac_chain_mode_ops chain_mode_ops; #endif /* __COMMON_H__ */ |
