| Author | Tokens | Token Proportion | Commits | Commit Proportion |
|---|---|---|---|---|
| Pantelis Antoniou | 771 | 72.33% | 1 | 5.00% |
| Anatolij Gustschin | 192 | 18.01% | 1 | 5.00% |
| Scott Wood | 28 | 2.63% | 4 | 20.00% |
| Vitaly Bordug | 27 | 2.53% | 2 | 10.00% |
| Christophe Leroy | 27 | 2.53% | 5 | 25.00% |
| Gerhard Sittig | 9 | 0.84% | 1 | 5.00% |
| Stephen Hemminger | 4 | 0.38% | 1 | 5.00% |
| Grant C. Likely | 4 | 0.38% | 1 | 5.00% |
| Rolf Eike Beer | 1 | 0.09% | 1 | 5.00% |
| Jochen Friedrich | 1 | 0.09% | 1 | 5.00% |
| Jilin Yuan | 1 | 0.09% | 1 | 5.00% |
| Greg Kroah-Hartman | 1 | 0.09% | 1 | 5.00% |
| Total | 1066 | 20 |
/* SPDX-License-Identifier: GPL-2.0 */ #ifndef FS_ENET_H #define FS_ENET_H #include <linux/clk.h> #include <linux/mii.h> #include <linux/netdevice.h> #include <linux/types.h> #include <linux/list.h> #include <linux/phy.h> #include <linux/dma-mapping.h> #ifdef CONFIG_CPM1 #include <asm/cpm1.h> #endif #if defined(CONFIG_FS_ENET_HAS_FEC) #include <asm/cpm.h> #if defined(CONFIG_FS_ENET_MPC5121_FEC) /* MPC5121 FEC has different register layout */ struct fec { u32 fec_reserved0; u32 fec_ievent; /* Interrupt event reg */ u32 fec_imask; /* Interrupt mask reg */ u32 fec_reserved1; u32 fec_r_des_active; /* Receive descriptor reg */ u32 fec_x_des_active; /* Transmit descriptor reg */ u32 fec_reserved2[3]; u32 fec_ecntrl; /* Ethernet control reg */ u32 fec_reserved3[6]; u32 fec_mii_data; /* MII manage frame reg */ u32 fec_mii_speed; /* MII speed control reg */ u32 fec_reserved4[7]; u32 fec_mib_ctrlstat; /* MIB control/status reg */ u32 fec_reserved5[7]; u32 fec_r_cntrl; /* Receive control reg */ u32 fec_reserved6[15]; u32 fec_x_cntrl; /* Transmit Control reg */ u32 fec_reserved7[7]; u32 fec_addr_low; /* Low 32bits MAC address */ u32 fec_addr_high; /* High 16bits MAC address */ u32 fec_opd; /* Opcode + Pause duration */ u32 fec_reserved8[10]; u32 fec_hash_table_high; /* High 32bits hash table */ u32 fec_hash_table_low; /* Low 32bits hash table */ u32 fec_grp_hash_table_high; /* High 32bits hash table */ u32 fec_grp_hash_table_low; /* Low 32bits hash table */ u32 fec_reserved9[7]; u32 fec_x_wmrk; /* FIFO transmit water mark */ u32 fec_reserved10; u32 fec_r_bound; /* FIFO receive bound reg */ u32 fec_r_fstart; /* FIFO receive start reg */ u32 fec_reserved11[11]; u32 fec_r_des_start; /* Receive descriptor ring */ u32 fec_x_des_start; /* Transmit descriptor ring */ u32 fec_r_buff_size; /* Maximum receive buff size */ u32 fec_reserved12[26]; u32 fec_dma_control; /* DMA Endian and other ctrl */ }; #endif struct fec_info { struct fec __iomem *fecp; u32 mii_speed; }; #endif #ifdef CONFIG_CPM2 #include <asm/cpm2.h> #endif /* hw driver ops */ struct fs_ops { int (*setup_data)(struct net_device *dev); int (*allocate_bd)(struct net_device *dev); void (*free_bd)(struct net_device *dev); void (*cleanup_data)(struct net_device *dev); void (*set_multicast_list)(struct net_device *dev); void (*adjust_link)(struct net_device *dev); void (*restart)(struct net_device *dev); void (*stop)(struct net_device *dev); void (*napi_clear_event)(struct net_device *dev); void (*napi_enable)(struct net_device *dev); void (*napi_disable)(struct net_device *dev); void (*rx_bd_done)(struct net_device *dev); void (*tx_kickstart)(struct net_device *dev); u32 (*get_int_events)(struct net_device *dev); void (*clear_int_events)(struct net_device *dev, u32 int_events); void (*ev_error)(struct net_device *dev, u32 int_events); int (*get_regs)(struct net_device *dev, void *p, int *sizep); int (*get_regs_len)(struct net_device *dev); void (*tx_restart)(struct net_device *dev); }; struct phy_info { unsigned int id; const char *name; void (*startup) (struct net_device * dev); void (*shutdown) (struct net_device * dev); void (*ack_int) (struct net_device * dev); }; /* The FEC stores dest/src/type, data, and checksum for receive packets. */ #define MAX_MTU 1508 /* Allow fullsized pppoe packets over VLAN */ #define MIN_MTU 46 /* this is data size */ #define CRC_LEN 4 #define PKT_MAXBUF_SIZE (MAX_MTU+ETH_HLEN+CRC_LEN) #define PKT_MINBUF_SIZE (MIN_MTU+ETH_HLEN+CRC_LEN) /* Must be a multiple of 32 (to cover both FEC & FCC) */ #define PKT_MAXBLR_SIZE ((PKT_MAXBUF_SIZE + 31) & ~31) /* This is needed so that invalidate_xxx wont invalidate too much */ #define ENET_RX_ALIGN 16 #define ENET_RX_FRSIZE L1_CACHE_ALIGN(PKT_MAXBUF_SIZE + ENET_RX_ALIGN - 1) struct fs_platform_info { /* device specific information */ u32 cp_command; /* CPM page/sblock/mcn */ u32 dpram_offset; struct device_node *phy_node; int rx_ring, tx_ring; /* number of buffers on rx */ int rx_copybreak; /* limit we copy small frames */ int napi_weight; /* NAPI weight */ int use_rmii; /* use RMII mode */ struct clk *clk_per; /* 'per' clock for register access */ }; struct fs_enet_private { struct napi_struct napi; struct device *dev; /* pointer back to the device (must be initialized first) */ struct net_device *ndev; spinlock_t lock; /* during all ops except TX pckt processing */ spinlock_t tx_lock; /* during fs_start_xmit and fs_tx */ struct fs_platform_info *fpi; struct work_struct timeout_work; const struct fs_ops *ops; int rx_ring, tx_ring; dma_addr_t ring_mem_addr; void __iomem *ring_base; struct sk_buff **rx_skbuff; struct sk_buff **tx_skbuff; char *mapped_as_page; cbd_t __iomem *rx_bd_base; /* Address of Rx and Tx buffers. */ cbd_t __iomem *tx_bd_base; cbd_t __iomem *dirty_tx; /* ring entries to be free()ed. */ cbd_t __iomem *cur_rx; cbd_t __iomem *cur_tx; int tx_free; const struct phy_info *phy; u32 msg_enable; struct mii_if_info mii_if; unsigned int last_mii_status; int interrupt; int oldduplex, oldspeed, oldlink; /* current settings */ /* event masks */ u32 ev_napi; /* mask of NAPI events */ u32 ev; /* event mask */ u32 ev_err; /* error event mask */ u16 bd_rx_empty; /* mask of BD rx empty */ u16 bd_rx_err; /* mask of BD rx errors */ union { struct { int idx; /* FEC1 = 0, FEC2 = 1 */ void __iomem *fecp; /* hw registers */ u32 hthi, htlo; /* state for multicast */ } fec; struct { int idx; /* FCC1-3 = 0-2 */ void __iomem *fccp; /* hw registers */ void __iomem *ep; /* parameter ram */ void __iomem *fcccp; /* hw registers cont. */ void __iomem *mem; /* FCC DPRAM */ u32 gaddrh, gaddrl; /* group address */ } fcc; struct { int idx; /* FEC1 = 0, FEC2 = 1 */ void __iomem *sccp; /* hw registers */ void __iomem *ep; /* parameter ram */ u32 hthi, htlo; /* state for multicast */ } scc; }; }; /***************************************************************************/ void fs_init_bds(struct net_device *dev); void fs_cleanup_bds(struct net_device *dev); /***************************************************************************/ #define DRV_MODULE_NAME "fs_enet" #define PFX DRV_MODULE_NAME ": " /***************************************************************************/ /* buffer descriptor access macros */ /* access macros */ #if defined(CONFIG_CPM1) /* for a CPM1 __raw_xxx's are sufficient */ #define __cbd_out32(addr, x) __raw_writel(x, addr) #define __cbd_out16(addr, x) __raw_writew(x, addr) #define __cbd_in32(addr) __raw_readl(addr) #define __cbd_in16(addr) __raw_readw(addr) #else /* for others play it safe */ #define __cbd_out32(addr, x) out_be32(addr, x) #define __cbd_out16(addr, x) out_be16(addr, x) #define __cbd_in32(addr) in_be32(addr) #define __cbd_in16(addr) in_be16(addr) #endif /* write */ #define CBDW_SC(_cbd, _sc) __cbd_out16(&(_cbd)->cbd_sc, (_sc)) #define CBDW_DATLEN(_cbd, _datlen) __cbd_out16(&(_cbd)->cbd_datlen, (_datlen)) #define CBDW_BUFADDR(_cbd, _bufaddr) __cbd_out32(&(_cbd)->cbd_bufaddr, (_bufaddr)) /* read */ #define CBDR_SC(_cbd) __cbd_in16(&(_cbd)->cbd_sc) #define CBDR_DATLEN(_cbd) __cbd_in16(&(_cbd)->cbd_datlen) #define CBDR_BUFADDR(_cbd) __cbd_in32(&(_cbd)->cbd_bufaddr) /* set bits */ #define CBDS_SC(_cbd, _sc) CBDW_SC(_cbd, CBDR_SC(_cbd) | (_sc)) /* clear bits */ #define CBDC_SC(_cbd, _sc) CBDW_SC(_cbd, CBDR_SC(_cbd) & ~(_sc)) /*******************************************************************/ extern const struct fs_ops fs_fec_ops; extern const struct fs_ops fs_fcc_ops; extern const struct fs_ops fs_scc_ops; /*******************************************************************/ #endif
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