]>
Commit | Line | Data |
---|---|---|
8199d3a7 CL |
1 | /***************************************************************************** |
2 | * * | |
3 | * File: common.h * | |
559fb51b SB |
4 | * $Revision: 1.21 $ * |
5 | * $Date: 2005/06/22 00:43:25 $ * | |
8199d3a7 CL |
6 | * Description: * |
7 | * part of the Chelsio 10Gb Ethernet Driver. * | |
8 | * * | |
9 | * This program is free software; you can redistribute it and/or modify * | |
10 | * it under the terms of the GNU General Public License, version 2, as * | |
11 | * published by the Free Software Foundation. * | |
12 | * * | |
13 | * You should have received a copy of the GNU General Public License along * | |
14 | * with this program; if not, write to the Free Software Foundation, Inc., * | |
15 | * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. * | |
16 | * * | |
17 | * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR IMPLIED * | |
18 | * WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED WARRANTIES OF * | |
19 | * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. * | |
20 | * * | |
21 | * http://www.chelsio.com * | |
22 | * * | |
23 | * Copyright (c) 2003 - 2005 Chelsio Communications, Inc. * | |
24 | * All rights reserved. * | |
25 | * * | |
26 | * Maintainers: maintainers@chelsio.com * | |
27 | * * | |
28 | * Authors: Dimitrios Michailidis <dm@chelsio.com> * | |
29 | * Tina Yang <tainay@chelsio.com> * | |
30 | * Felix Marti <felix@chelsio.com> * | |
31 | * Scott Bardone <sbardone@chelsio.com> * | |
32 | * Kurt Ottaway <kottaway@chelsio.com> * | |
33 | * Frank DiMambro <frank@chelsio.com> * | |
34 | * * | |
35 | * History: * | |
36 | * * | |
37 | ****************************************************************************/ | |
38 | ||
c1f51212 JP |
39 | #define pr_fmt(fmt) "cxgb: " fmt |
40 | ||
559fb51b SB |
41 | #ifndef _CXGB_COMMON_H_ |
42 | #define _CXGB_COMMON_H_ | |
43 | ||
559fb51b SB |
44 | #include <linux/module.h> |
45 | #include <linux/netdevice.h> | |
46 | #include <linux/types.h> | |
47 | #include <linux/delay.h> | |
48 | #include <linux/pci.h> | |
49 | #include <linux/ethtool.h> | |
f1d3d38a | 50 | #include <linux/if_vlan.h> |
23c3320c | 51 | #include <linux/mdio.h> |
559fb51b SB |
52 | #include <linux/crc32.h> |
53 | #include <linux/init.h> | |
5a0e3ad6 | 54 | #include <linux/slab.h> |
559fb51b SB |
55 | #include <asm/io.h> |
56 | #include <linux/pci_ids.h> | |
57 | ||
58 | #define DRV_DESCRIPTION "Chelsio 10Gb Ethernet Driver" | |
59 | #define DRV_NAME "cxgb" | |
f1d3d38a | 60 | #define DRV_VERSION "2.2" |
f1d3d38a | 61 | |
559fb51b SB |
62 | #define CH_DEVICE(devid, ssid, idx) \ |
63 | { PCI_VENDOR_ID_CHELSIO, devid, PCI_ANY_ID, ssid, 0, 0, idx } | |
64 | ||
65 | #define SUPPORTED_PAUSE (1 << 13) | |
66 | #define SUPPORTED_LOOPBACK (1 << 15) | |
67 | ||
68 | #define ADVERTISED_PAUSE (1 << 13) | |
69 | #define ADVERTISED_ASYM_PAUSE (1 << 14) | |
70 | ||
71 | typedef struct adapter adapter_t; | |
72 | ||
559fb51b | 73 | struct t1_rx_mode { |
305b0160 | 74 | struct net_device *dev; |
559fb51b SB |
75 | }; |
76 | ||
77 | #define t1_rx_mode_promisc(rm) (rm->dev->flags & IFF_PROMISC) | |
78 | #define t1_rx_mode_allmulti(rm) (rm->dev->flags & IFF_ALLMULTI) | |
4cd24eaf | 79 | #define t1_rx_mode_mc_cnt(rm) (netdev_mc_count(rm->dev)) |
305b0160 | 80 | #define t1_get_netdev(rm) (rm->dev) |
559fb51b SB |
81 | |
82 | #define MAX_NPORTS 4 | |
f1d3d38a SH |
83 | #define PORT_MASK ((1 << MAX_NPORTS) - 1) |
84 | #define NMTUS 8 | |
85 | #define TCB_SIZE 128 | |
8199d3a7 | 86 | |
559fb51b SB |
87 | #define SPEED_INVALID 0xffff |
88 | #define DUPLEX_INVALID 0xff | |
8199d3a7 CL |
89 | |
90 | enum { | |
8199d3a7 | 91 | CHBT_BOARD_N110, |
f1d3d38a SH |
92 | CHBT_BOARD_N210, |
93 | CHBT_BOARD_7500, | |
94 | CHBT_BOARD_8000, | |
95 | CHBT_BOARD_CHT101, | |
96 | CHBT_BOARD_CHT110, | |
97 | CHBT_BOARD_CHT210, | |
98 | CHBT_BOARD_CHT204, | |
99 | CHBT_BOARD_CHT204V, | |
100 | CHBT_BOARD_CHT204E, | |
101 | CHBT_BOARD_CHN204, | |
102 | CHBT_BOARD_COUGAR, | |
103 | CHBT_BOARD_6800, | |
104 | CHBT_BOARD_SIMUL, | |
8199d3a7 CL |
105 | }; |
106 | ||
107 | enum { | |
f1d3d38a | 108 | CHBT_TERM_FPGA, |
8199d3a7 | 109 | CHBT_TERM_T1, |
f1d3d38a SH |
110 | CHBT_TERM_T2, |
111 | CHBT_TERM_T3 | |
8199d3a7 CL |
112 | }; |
113 | ||
114 | enum { | |
f1d3d38a SH |
115 | CHBT_MAC_CHELSIO_A, |
116 | CHBT_MAC_IXF1010, | |
8199d3a7 | 117 | CHBT_MAC_PM3393, |
f1d3d38a SH |
118 | CHBT_MAC_VSC7321, |
119 | CHBT_MAC_DUMMY | |
8199d3a7 CL |
120 | }; |
121 | ||
122 | enum { | |
f1d3d38a SH |
123 | CHBT_PHY_88E1041, |
124 | CHBT_PHY_88E1111, | |
8199d3a7 | 125 | CHBT_PHY_88X2010, |
f1d3d38a SH |
126 | CHBT_PHY_XPAK, |
127 | CHBT_PHY_MY3126, | |
128 | CHBT_PHY_8244, | |
129 | CHBT_PHY_DUMMY | |
8199d3a7 CL |
130 | }; |
131 | ||
132 | enum { | |
559fb51b SB |
133 | PAUSE_RX = 1 << 0, |
134 | PAUSE_TX = 1 << 1, | |
135 | PAUSE_AUTONEG = 1 << 2 | |
8199d3a7 CL |
136 | }; |
137 | ||
138 | /* Revisions of T1 chip */ | |
559fb51b SB |
139 | enum { |
140 | TERM_T1A = 0, | |
141 | TERM_T1B = 1, | |
142 | TERM_T2 = 3 | |
8199d3a7 CL |
143 | }; |
144 | ||
145 | struct sge_params { | |
146 | unsigned int cmdQ_size[2]; | |
147 | unsigned int freelQ_size[2]; | |
148 | unsigned int large_buf_capacity; | |
149 | unsigned int rx_coalesce_usecs; | |
150 | unsigned int last_rx_coalesce_raw; | |
151 | unsigned int default_rx_coalesce_usecs; | |
152 | unsigned int sample_interval_usecs; | |
153 | unsigned int coalesce_enable; | |
154 | unsigned int polling; | |
155 | }; | |
156 | ||
559fb51b | 157 | struct chelsio_pci_params { |
8199d3a7 CL |
158 | unsigned short speed; |
159 | unsigned char width; | |
160 | unsigned char is_pcix; | |
161 | }; | |
162 | ||
f1d3d38a SH |
163 | struct tp_params { |
164 | unsigned int pm_size; | |
165 | unsigned int cm_size; | |
166 | unsigned int pm_rx_base; | |
167 | unsigned int pm_tx_base; | |
168 | unsigned int pm_rx_pg_size; | |
169 | unsigned int pm_tx_pg_size; | |
170 | unsigned int pm_rx_num_pgs; | |
171 | unsigned int pm_tx_num_pgs; | |
172 | unsigned int rx_coalescing_size; | |
173 | unsigned int use_5tuple_mode; | |
174 | }; | |
175 | ||
176 | struct mc5_params { | |
177 | unsigned int mode; /* selects MC5 width */ | |
178 | unsigned int nservers; /* size of server region */ | |
179 | unsigned int nroutes; /* size of routing region */ | |
180 | }; | |
181 | ||
182 | /* Default MC5 region sizes */ | |
183 | #define DEFAULT_SERVER_REGION_LEN 256 | |
184 | #define DEFAULT_RT_REGION_LEN 1024 | |
185 | ||
8199d3a7 CL |
186 | struct adapter_params { |
187 | struct sge_params sge; | |
f1d3d38a SH |
188 | struct mc5_params mc5; |
189 | struct tp_params tp; | |
559fb51b | 190 | struct chelsio_pci_params pci; |
8199d3a7 CL |
191 | |
192 | const struct board_info *brd_info; | |
193 | ||
f1d3d38a | 194 | unsigned short mtus[NMTUS]; |
559fb51b | 195 | unsigned int nports; /* # of ethernet ports */ |
8199d3a7 CL |
196 | unsigned int stats_update_period; |
197 | unsigned short chip_revision; | |
198 | unsigned char chip_version; | |
f1d3d38a | 199 | unsigned char is_asic; |
325dde48 | 200 | unsigned char has_msi; |
8199d3a7 CL |
201 | }; |
202 | ||
203 | struct link_config { | |
204 | unsigned int supported; /* link capabilities */ | |
205 | unsigned int advertising; /* advertised capabilities */ | |
206 | unsigned short requested_speed; /* speed user has requested */ | |
207 | unsigned short speed; /* actual link speed */ | |
208 | unsigned char requested_duplex; /* duplex user has requested */ | |
209 | unsigned char duplex; /* actual link duplex */ | |
210 | unsigned char requested_fc; /* flow control user has requested */ | |
211 | unsigned char fc; /* actual link flow control */ | |
212 | unsigned char autoneg; /* autonegotiating? */ | |
213 | }; | |
214 | ||
559fb51b SB |
215 | struct cmac; |
216 | struct cphy; | |
217 | ||
218 | struct port_info { | |
219 | struct net_device *dev; | |
220 | struct cmac *mac; | |
221 | struct cphy *phy; | |
222 | struct link_config link_config; | |
223 | struct net_device_stats netstats; | |
224 | }; | |
225 | ||
226 | struct sge; | |
227 | struct peespi; | |
228 | ||
229 | struct adapter { | |
91fb4c96 | 230 | u8 __iomem *regs; |
559fb51b SB |
231 | struct pci_dev *pdev; |
232 | unsigned long registered_device_map; | |
233 | unsigned long open_device_map; | |
234 | unsigned long flags; | |
235 | ||
236 | const char *name; | |
237 | int msg_enable; | |
238 | u32 mmio_len; | |
239 | ||
240 | struct work_struct ext_intr_handler_task; | |
241 | struct adapter_params params; | |
242 | ||
243 | struct vlan_group *vlan_grp; | |
244 | ||
245 | /* Terminator modules. */ | |
246 | struct sge *sge; | |
247 | struct peespi *espi; | |
f1d3d38a | 248 | struct petp *tp; |
559fb51b | 249 | |
bea3348e | 250 | struct napi_struct napi; |
559fb51b | 251 | struct port_info port[MAX_NPORTS]; |
c4028958 | 252 | struct delayed_work stats_update_task; |
559fb51b SB |
253 | struct timer_list stats_update_timer; |
254 | ||
559fb51b SB |
255 | spinlock_t tpi_lock; |
256 | spinlock_t work_lock; | |
352c417d SH |
257 | spinlock_t mac_lock; |
258 | ||
559fb51b SB |
259 | /* guards async operations */ |
260 | spinlock_t async_lock ____cacheline_aligned; | |
261 | u32 slow_intr_mask; | |
f1d3d38a | 262 | int t1powersave; |
559fb51b SB |
263 | }; |
264 | ||
265 | enum { /* adapter flags */ | |
266 | FULL_INIT_DONE = 1 << 0, | |
559fb51b | 267 | }; |
8199d3a7 CL |
268 | |
269 | struct mdio_ops; | |
270 | struct gmac; | |
271 | struct gphy; | |
272 | ||
273 | struct board_info { | |
274 | unsigned char board; | |
275 | unsigned char port_number; | |
276 | unsigned long caps; | |
277 | unsigned char chip_term; | |
278 | unsigned char chip_mac; | |
279 | unsigned char chip_phy; | |
280 | unsigned int clock_core; | |
281 | unsigned int clock_mc3; | |
282 | unsigned int clock_mc4; | |
283 | unsigned int espi_nports; | |
8199d3a7 CL |
284 | unsigned int clock_elmer0; |
285 | unsigned char mdio_mdien; | |
286 | unsigned char mdio_mdiinv; | |
287 | unsigned char mdio_mdc; | |
288 | unsigned char mdio_phybaseaddr; | |
459e536b SH |
289 | const struct gmac *gmac; |
290 | const struct gphy *gphy; | |
291 | const struct mdio_ops *mdio_ops; | |
8199d3a7 CL |
292 | const char *desc; |
293 | }; | |
294 | ||
f1d3d38a SH |
295 | static inline int t1_is_asic(const adapter_t *adapter) |
296 | { | |
297 | return adapter->params.is_asic; | |
298 | } | |
299 | ||
a3aa1884 | 300 | extern const struct pci_device_id t1_pci_tbl[]; |
8199d3a7 | 301 | |
8199d3a7 CL |
302 | static inline int adapter_matches_type(const adapter_t *adapter, |
303 | int version, int revision) | |
304 | { | |
305 | return adapter->params.chip_version == version && | |
306 | adapter->params.chip_revision == revision; | |
307 | } | |
308 | ||
309 | #define t1_is_T1B(adap) adapter_matches_type(adap, CHBT_TERM_T1, TERM_T1B) | |
310 | #define is_T2(adap) adapter_matches_type(adap, CHBT_TERM_T2, TERM_T2) | |
311 | ||
312 | /* Returns true if an adapter supports VLAN acceleration and TSO */ | |
313 | static inline int vlan_tso_capable(const adapter_t *adapter) | |
314 | { | |
315 | return !t1_is_T1B(adapter); | |
316 | } | |
317 | ||
318 | #define for_each_port(adapter, iter) \ | |
319 | for (iter = 0; iter < (adapter)->params.nports; ++iter) | |
320 | ||
321 | #define board_info(adapter) ((adapter)->params.brd_info) | |
322 | #define is_10G(adapter) (board_info(adapter)->caps & SUPPORTED_10000baseT_Full) | |
323 | ||
324 | static inline unsigned int core_ticks_per_usec(const adapter_t *adap) | |
325 | { | |
326 | return board_info(adap)->clock_core / 1000000; | |
327 | } | |
328 | ||
f1d3d38a SH |
329 | extern int __t1_tpi_read(adapter_t *adapter, u32 addr, u32 *valp); |
330 | extern int __t1_tpi_write(adapter_t *adapter, u32 addr, u32 value); | |
559fb51b SB |
331 | extern int t1_tpi_write(adapter_t *adapter, u32 addr, u32 value); |
332 | extern int t1_tpi_read(adapter_t *adapter, u32 addr, u32 *value); | |
8199d3a7 | 333 | |
559fb51b SB |
334 | extern void t1_interrupts_enable(adapter_t *adapter); |
335 | extern void t1_interrupts_disable(adapter_t *adapter); | |
336 | extern void t1_interrupts_clear(adapter_t *adapter); | |
f1d3d38a | 337 | extern int t1_elmer0_ext_intr_handler(adapter_t *adapter); |
33a85aa1 | 338 | extern void t1_elmer0_ext_intr(adapter_t *adapter); |
559fb51b | 339 | extern int t1_slow_intr_handler(adapter_t *adapter); |
8199d3a7 | 340 | |
559fb51b SB |
341 | extern int t1_link_start(struct cphy *phy, struct cmac *mac, struct link_config *lc); |
342 | extern const struct board_info *t1_get_board_info(unsigned int board_id); | |
343 | extern const struct board_info *t1_get_board_info_from_ids(unsigned int devid, | |
8199d3a7 | 344 | unsigned short ssid); |
ac390c60 | 345 | extern int t1_seeprom_read(adapter_t *adapter, u32 addr, __le32 *data); |
559fb51b | 346 | extern int t1_get_board_rev(adapter_t *adapter, const struct board_info *bi, |
8199d3a7 | 347 | struct adapter_params *p); |
559fb51b SB |
348 | extern int t1_init_hw_modules(adapter_t *adapter); |
349 | extern int t1_init_sw_modules(adapter_t *adapter, const struct board_info *bi); | |
350 | extern void t1_free_sw_modules(adapter_t *adapter); | |
351 | extern void t1_fatal_err(adapter_t *adapter); | |
f1d3d38a SH |
352 | extern void t1_link_changed(adapter_t *adapter, int port_id); |
353 | extern void t1_link_negotiated(adapter_t *adapter, int port_id, int link_stat, | |
354 | int speed, int duplex, int pause); | |
559fb51b | 355 | #endif /* _CXGB_COMMON_H_ */ |