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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297 298 299 300 301 302 303 304 305 306 307 308 309 310 311 312 313 314 315 316 317 318 319 320 321 322 323 324 325 326 327 328 329 330 331 332 333 334 335 336 337 338 339 340 341 342 343 344 345 346 347 348 349 350 351 352 353 354 355 356 357 358 359 360 361 | /***************************************************************************** * * * 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: * * * ****************************************************************************/ #define pr_fmt(fmt) "cxgb: " fmt #ifndef _CXGB_COMMON_H_ #define _CXGB_COMMON_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/if_vlan.h> #include <linux/mdio.h> #include <linux/crc32.h> #include <linux/init.h> #include <linux/slab.h> #include <asm/io.h> #include <linux/pci_ids.h> #define DRV_DESCRIPTION "Chelsio 10Gb Ethernet Driver" #define DRV_NAME "cxgb" #define DRV_VERSION "2.2" #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; struct t1_rx_mode { struct net_device *dev; }; #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) (netdev_mc_count(rm->dev)) #define t1_get_netdev(rm) (rm->dev) #define MAX_NPORTS 4 #define PORT_MASK ((1 << MAX_NPORTS) - 1) #define NMTUS 8 #define TCB_SIZE 128 #define SPEED_INVALID 0xffff #define DUPLEX_INVALID 0xff enum { CHBT_BOARD_N110, CHBT_BOARD_N210, CHBT_BOARD_7500, CHBT_BOARD_8000, CHBT_BOARD_CHT101, CHBT_BOARD_CHT110, CHBT_BOARD_CHT210, CHBT_BOARD_CHT204, CHBT_BOARD_CHT204V, CHBT_BOARD_CHT204E, CHBT_BOARD_CHN204, CHBT_BOARD_COUGAR, CHBT_BOARD_6800, CHBT_BOARD_SIMUL, }; enum { CHBT_TERM_FPGA, CHBT_TERM_T1, CHBT_TERM_T2, CHBT_TERM_T3 }; enum { CHBT_MAC_CHELSIO_A, CHBT_MAC_IXF1010, CHBT_MAC_PM3393, CHBT_MAC_VSC7321, CHBT_MAC_DUMMY }; enum { CHBT_PHY_88E1041, CHBT_PHY_88E1111, CHBT_PHY_88X2010, CHBT_PHY_XPAK, CHBT_PHY_MY3126, CHBT_PHY_8244, CHBT_PHY_DUMMY }; 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 tp_params { unsigned int pm_size; unsigned int cm_size; unsigned int pm_rx_base; unsigned int pm_tx_base; unsigned int pm_rx_pg_size; unsigned int pm_tx_pg_size; unsigned int pm_rx_num_pgs; unsigned int pm_tx_num_pgs; unsigned int rx_coalescing_size; unsigned int use_5tuple_mode; }; struct mc5_params { unsigned int mode; /* selects MC5 width */ unsigned int nservers; /* size of server region */ unsigned int nroutes; /* size of routing region */ }; /* Default MC5 region sizes */ #define DEFAULT_SERVER_REGION_LEN 256 #define DEFAULT_RT_REGION_LEN 1024 struct adapter_params { struct sge_params sge; struct mc5_params mc5; struct tp_params tp; struct chelsio_pci_params pci; const struct board_info *brd_info; unsigned short mtus[NMTUS]; unsigned int nports; /* # of ethernet ports */ unsigned int stats_update_period; unsigned short chip_revision; unsigned char chip_version; unsigned char is_asic; unsigned char has_msi; }; 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 __iomem *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 petp *tp; struct napi_struct napi; struct port_info port[MAX_NPORTS]; struct delayed_work stats_update_task; struct timer_list stats_update_timer; spinlock_t tpi_lock; spinlock_t work_lock; spinlock_t mac_lock; /* guards async operations */ spinlock_t async_lock ____cacheline_aligned; u32 slow_intr_mask; int t1powersave; }; 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; const struct gmac *gmac; const struct gphy *gphy; const struct mdio_ops *mdio_ops; const char *desc; }; static inline int t1_is_asic(const adapter_t *adapter) { return adapter->params.is_asic; } extern const 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_read(adapter_t *adapter, u32 addr, u32 *valp); extern int __t1_tpi_write(adapter_t *adapter, u32 addr, u32 value); 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 t1_elmer0_ext_intr_handler(adapter_t *adapter); extern void t1_elmer0_ext_intr(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, __le32 *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_link_changed(adapter_t *adapter, int port_id); extern void t1_link_negotiated(adapter_t *adapter, int port_id, int link_stat, int speed, int duplex, int pause); #endif /* _CXGB_COMMON_H_ */ |