| /***************************************************************************** |
| * * |
| * File: common.h * |
| * $Revision: 1.21 $ * |
| * $Date: 2005/06/22 00:43:25 $ * |
| * Description: * |
| * part of the Chelsio 10Gb Ethernet Driver. * |
| * * |
| * This program is free software; you can redistribute it and/or modify * |
| * it under the terms of the GNU General Public License, version 2, as * |
| * published by the Free Software Foundation. * |
| * * |
| * You should have received a copy of the GNU General Public License along * |
| * with this program; if not, write to the Free Software Foundation, Inc., * |
| * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. * |
| * * |
| * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR IMPLIED * |
| * WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED WARRANTIES OF * |
| * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. * |
| * * |
| * http://www.chelsio.com * |
| * * |
| * Copyright (c) 2003 - 2005 Chelsio Communications, Inc. * |
| * All rights reserved. * |
| * * |
| * Maintainers: maintainers@chelsio.com * |
| * * |
| * Authors: Dimitrios Michailidis <dm@chelsio.com> * |
| * Tina Yang <tainay@chelsio.com> * |
| * Felix Marti <felix@chelsio.com> * |
| * Scott Bardone <sbardone@chelsio.com> * |
| * Kurt Ottaway <kottaway@chelsio.com> * |
| * Frank DiMambro <frank@chelsio.com> * |
| * * |
| * History: * |
| * * |
| ****************************************************************************/ |
| |
| #ifndef _CXGB_COMMON_H_ |
| #define _CXGB_COMMON_H_ |
| |
| #include <linux/config.h> |
| #include <linux/module.h> |
| #include <linux/netdevice.h> |
| #include <linux/types.h> |
| #include <linux/delay.h> |
| #include <linux/pci.h> |
| #include <linux/ethtool.h> |
| #include <linux/mii.h> |
| #include <linux/crc32.h> |
| #include <linux/init.h> |
| #include <asm/io.h> |
| #include <linux/pci_ids.h> |
| |
| #define DRV_DESCRIPTION "Chelsio 10Gb Ethernet Driver" |
| #define DRV_NAME "cxgb" |
| #define DRV_VERSION "2.1.1" |
| #define PFX DRV_NAME ": " |
| |
| #define CH_ERR(fmt, ...) printk(KERN_ERR PFX fmt, ## __VA_ARGS__) |
| #define CH_WARN(fmt, ...) printk(KERN_WARNING PFX fmt, ## __VA_ARGS__) |
| #define CH_ALERT(fmt, ...) printk(KERN_ALERT PFX fmt, ## __VA_ARGS__) |
| |
| #define CH_DEVICE(devid, ssid, idx) \ |
| { PCI_VENDOR_ID_CHELSIO, devid, PCI_ANY_ID, ssid, 0, 0, idx } |
| |
| #define SUPPORTED_PAUSE (1 << 13) |
| #define SUPPORTED_LOOPBACK (1 << 15) |
| |
| #define ADVERTISED_PAUSE (1 << 13) |
| #define ADVERTISED_ASYM_PAUSE (1 << 14) |
| |
| typedef struct adapter adapter_t; |
| |
| void t1_elmer0_ext_intr(adapter_t *adapter); |
| void t1_link_changed(adapter_t *adapter, int port_id, int link_status, |
| int speed, int duplex, int fc); |
| |
| struct t1_rx_mode { |
| struct net_device *dev; |
| u32 idx; |
| struct dev_mc_list *list; |
| }; |
| |
| #define t1_rx_mode_promisc(rm) (rm->dev->flags & IFF_PROMISC) |
| #define t1_rx_mode_allmulti(rm) (rm->dev->flags & IFF_ALLMULTI) |
| #define t1_rx_mode_mc_cnt(rm) (rm->dev->mc_count) |
| |
| static inline u8 *t1_get_next_mcaddr(struct t1_rx_mode *rm) |
| { |
| u8 *addr = 0; |
| |
| if (rm->idx++ < rm->dev->mc_count) { |
| addr = rm->list->dmi_addr; |
| rm->list = rm->list->next; |
| } |
| return addr; |
| } |
| |
| #define MAX_NPORTS 4 |
| |
| #define SPEED_INVALID 0xffff |
| #define DUPLEX_INVALID 0xff |
| |
| enum { |
| CHBT_BOARD_N110, |
| CHBT_BOARD_N210 |
| }; |
| |
| enum { |
| CHBT_TERM_T1, |
| CHBT_TERM_T2 |
| }; |
| |
| enum { |
| CHBT_MAC_PM3393, |
| }; |
| |
| enum { |
| CHBT_PHY_88X2010, |
| }; |
| |
| enum { |
| PAUSE_RX = 1 << 0, |
| PAUSE_TX = 1 << 1, |
| PAUSE_AUTONEG = 1 << 2 |
| }; |
| |
| /* Revisions of T1 chip */ |
| enum { |
| TERM_T1A = 0, |
| TERM_T1B = 1, |
| TERM_T2 = 3 |
| }; |
| |
| struct sge_params { |
| unsigned int cmdQ_size[2]; |
| unsigned int freelQ_size[2]; |
| unsigned int large_buf_capacity; |
| unsigned int rx_coalesce_usecs; |
| unsigned int last_rx_coalesce_raw; |
| unsigned int default_rx_coalesce_usecs; |
| unsigned int sample_interval_usecs; |
| unsigned int coalesce_enable; |
| unsigned int polling; |
| }; |
| |
| struct chelsio_pci_params { |
| unsigned short speed; |
| unsigned char width; |
| unsigned char is_pcix; |
| }; |
| |
| struct adapter_params { |
| struct sge_params sge; |
| struct chelsio_pci_params pci; |
| |
| const struct board_info *brd_info; |
| |
| unsigned int nports; /* # of ethernet ports */ |
| unsigned int stats_update_period; |
| unsigned short chip_revision; |
| unsigned char chip_version; |
| }; |
| |
| struct link_config { |
| unsigned int supported; /* link capabilities */ |
| unsigned int advertising; /* advertised capabilities */ |
| unsigned short requested_speed; /* speed user has requested */ |
| unsigned short speed; /* actual link speed */ |
| unsigned char requested_duplex; /* duplex user has requested */ |
| unsigned char duplex; /* actual link duplex */ |
| unsigned char requested_fc; /* flow control user has requested */ |
| unsigned char fc; /* actual link flow control */ |
| unsigned char autoneg; /* autonegotiating? */ |
| }; |
| |
| struct cmac; |
| struct cphy; |
| |
| struct port_info { |
| struct net_device *dev; |
| struct cmac *mac; |
| struct cphy *phy; |
| struct link_config link_config; |
| struct net_device_stats netstats; |
| }; |
| |
| struct sge; |
| struct peespi; |
| |
| struct adapter { |
| u8 *regs; |
| struct pci_dev *pdev; |
| unsigned long registered_device_map; |
| unsigned long open_device_map; |
| unsigned long flags; |
| |
| const char *name; |
| int msg_enable; |
| u32 mmio_len; |
| |
| struct work_struct ext_intr_handler_task; |
| struct adapter_params params; |
| |
| struct vlan_group *vlan_grp; |
| |
| /* Terminator modules. */ |
| struct sge *sge; |
| struct peespi *espi; |
| |
| struct port_info port[MAX_NPORTS]; |
| struct work_struct stats_update_task; |
| struct timer_list stats_update_timer; |
| |
| struct semaphore mib_mutex; |
| spinlock_t tpi_lock; |
| spinlock_t work_lock; |
| /* guards async operations */ |
| spinlock_t async_lock ____cacheline_aligned; |
| u32 slow_intr_mask; |
| }; |
| |
| enum { /* adapter flags */ |
| FULL_INIT_DONE = 1 << 0, |
| TSO_CAPABLE = 1 << 2, |
| TCP_CSUM_CAPABLE = 1 << 3, |
| UDP_CSUM_CAPABLE = 1 << 4, |
| VLAN_ACCEL_CAPABLE = 1 << 5, |
| RX_CSUM_ENABLED = 1 << 6, |
| }; |
| |
| struct mdio_ops; |
| struct gmac; |
| struct gphy; |
| |
| struct board_info { |
| unsigned char board; |
| unsigned char port_number; |
| unsigned long caps; |
| unsigned char chip_term; |
| unsigned char chip_mac; |
| unsigned char chip_phy; |
| unsigned int clock_core; |
| unsigned int clock_mc3; |
| unsigned int clock_mc4; |
| unsigned int espi_nports; |
| unsigned int clock_cspi; |
| unsigned int clock_elmer0; |
| unsigned char mdio_mdien; |
| unsigned char mdio_mdiinv; |
| unsigned char mdio_mdc; |
| unsigned char mdio_phybaseaddr; |
| struct gmac *gmac; |
| struct gphy *gphy; |
| struct mdio_ops *mdio_ops; |
| const char *desc; |
| }; |
| |
| extern struct pci_device_id t1_pci_tbl[]; |
| |
| static inline int adapter_matches_type(const adapter_t *adapter, |
| int version, int revision) |
| { |
| return adapter->params.chip_version == version && |
| adapter->params.chip_revision == revision; |
| } |
| |
| #define t1_is_T1B(adap) adapter_matches_type(adap, CHBT_TERM_T1, TERM_T1B) |
| #define is_T2(adap) adapter_matches_type(adap, CHBT_TERM_T2, TERM_T2) |
| |
| /* Returns true if an adapter supports VLAN acceleration and TSO */ |
| static inline int vlan_tso_capable(const adapter_t *adapter) |
| { |
| return !t1_is_T1B(adapter); |
| } |
| |
| #define for_each_port(adapter, iter) \ |
| for (iter = 0; iter < (adapter)->params.nports; ++iter) |
| |
| #define board_info(adapter) ((adapter)->params.brd_info) |
| #define is_10G(adapter) (board_info(adapter)->caps & SUPPORTED_10000baseT_Full) |
| |
| static inline unsigned int core_ticks_per_usec(const adapter_t *adap) |
| { |
| return board_info(adap)->clock_core / 1000000; |
| } |
| |
| extern int t1_tpi_write(adapter_t *adapter, u32 addr, u32 value); |
| extern int t1_tpi_read(adapter_t *adapter, u32 addr, u32 *value); |
| |
| extern void t1_interrupts_enable(adapter_t *adapter); |
| extern void t1_interrupts_disable(adapter_t *adapter); |
| extern void t1_interrupts_clear(adapter_t *adapter); |
| extern int elmer0_ext_intr_handler(adapter_t *adapter); |
| extern int t1_slow_intr_handler(adapter_t *adapter); |
| |
| extern int t1_link_start(struct cphy *phy, struct cmac *mac, struct link_config *lc); |
| extern const struct board_info *t1_get_board_info(unsigned int board_id); |
| extern const struct board_info *t1_get_board_info_from_ids(unsigned int devid, |
| unsigned short ssid); |
| extern int t1_seeprom_read(adapter_t *adapter, u32 addr, u32 *data); |
| extern int t1_get_board_rev(adapter_t *adapter, const struct board_info *bi, |
| struct adapter_params *p); |
| extern int t1_init_hw_modules(adapter_t *adapter); |
| extern int t1_init_sw_modules(adapter_t *adapter, const struct board_info *bi); |
| extern void t1_free_sw_modules(adapter_t *adapter); |
| extern void t1_fatal_err(adapter_t *adapter); |
| |
| extern void t1_tp_set_udp_checksum_offload(adapter_t *adapter, int enable); |
| extern void t1_tp_set_tcp_checksum_offload(adapter_t *adapter, int enable); |
| extern void t1_tp_set_ip_checksum_offload(adapter_t *adapter, int enable); |
| |
| #endif /* _CXGB_COMMON_H_ */ |
