xref: /linux/drivers/net/ethernet/broadcom/bnx2x/bnx2x_link.h (revision c95baf12f5077419db01313ab61c2aac007d40cd)
1 /* Copyright 2008-2013 Broadcom Corporation
2  * Copyright (c) 2014 QLogic Corporation
3  * All rights reserved
4  *
5  * Unless you and QLogic execute a separate written software license
6  * agreement governing use of this software, this software is licensed to you
7  * under the terms of the GNU General Public License version 2, available
8  * at http://www.gnu.org/licenses/gpl-2.0.html (the "GPL").
9  *
10  * Notwithstanding the above, under no circumstances may you combine this
11  * software in any way with any other Qlogic software provided under a
12  * license other than the GPL, without Qlogic's express prior written
13  * consent.
14  *
15  * Written by Yaniv Rosner
16  *
17  */
18 
19 #ifndef BNX2X_LINK_H
20 #define BNX2X_LINK_H
21 
22 
23 
24 /***********************************************************/
25 /*                         Defines                         */
26 /***********************************************************/
27 #define DEFAULT_PHY_DEV_ADDR	3
28 #define E2_DEFAULT_PHY_DEV_ADDR	5
29 
30 
31 
32 #define BNX2X_FLOW_CTRL_AUTO		PORT_FEATURE_FLOW_CONTROL_AUTO
33 #define BNX2X_FLOW_CTRL_TX		PORT_FEATURE_FLOW_CONTROL_TX
34 #define BNX2X_FLOW_CTRL_RX		PORT_FEATURE_FLOW_CONTROL_RX
35 #define BNX2X_FLOW_CTRL_BOTH		PORT_FEATURE_FLOW_CONTROL_BOTH
36 #define BNX2X_FLOW_CTRL_NONE		PORT_FEATURE_FLOW_CONTROL_NONE
37 
38 #define NET_SERDES_IF_XFI		1
39 #define NET_SERDES_IF_SFI		2
40 #define NET_SERDES_IF_KR		3
41 #define NET_SERDES_IF_DXGXS	4
42 
43 #define SPEED_AUTO_NEG		0
44 #define SPEED_20000		20000
45 
46 #define I2C_DEV_ADDR_A0			0xa0
47 #define I2C_DEV_ADDR_A2			0xa2
48 
49 #define SFP_EEPROM_PAGE_SIZE			16
50 #define SFP_EEPROM_VENDOR_NAME_ADDR		0x14
51 #define SFP_EEPROM_VENDOR_NAME_SIZE		16
52 #define SFP_EEPROM_VENDOR_OUI_ADDR		0x25
53 #define SFP_EEPROM_VENDOR_OUI_SIZE		3
54 #define SFP_EEPROM_PART_NO_ADDR			0x28
55 #define SFP_EEPROM_PART_NO_SIZE			16
56 #define SFP_EEPROM_REVISION_ADDR		0x38
57 #define SFP_EEPROM_REVISION_SIZE		4
58 #define SFP_EEPROM_SERIAL_ADDR			0x44
59 #define SFP_EEPROM_SERIAL_SIZE			16
60 #define SFP_EEPROM_DATE_ADDR			0x54 /* ASCII YYMMDD */
61 #define SFP_EEPROM_DATE_SIZE			6
62 #define SFP_EEPROM_DIAG_TYPE_ADDR		0x5c
63 #define SFP_EEPROM_DIAG_TYPE_SIZE		1
64 #define SFP_EEPROM_DIAG_ADDR_CHANGE_REQ		(1<<2)
65 #define SFP_EEPROM_DDM_IMPLEMENTED		(1<<6)
66 #define SFP_EEPROM_SFF_8472_COMP_ADDR		0x5e
67 #define SFP_EEPROM_SFF_8472_COMP_SIZE		1
68 
69 #define SFP_EEPROM_A2_CHECKSUM_RANGE		0x5e
70 #define SFP_EEPROM_A2_CC_DMI_ADDR		0x5f
71 
72 #define PWR_FLT_ERR_MSG_LEN			250
73 
74 #define XGXS_EXT_PHY_TYPE(ext_phy_config) \
75 		((ext_phy_config) & PORT_HW_CFG_XGXS_EXT_PHY_TYPE_MASK)
76 #define XGXS_EXT_PHY_ADDR(ext_phy_config) \
77 		(((ext_phy_config) & PORT_HW_CFG_XGXS_EXT_PHY_ADDR_MASK) >> \
78 		 PORT_HW_CFG_XGXS_EXT_PHY_ADDR_SHIFT)
79 #define SERDES_EXT_PHY_TYPE(ext_phy_config) \
80 		((ext_phy_config) & PORT_HW_CFG_SERDES_EXT_PHY_TYPE_MASK)
81 
82 /* Single Media Direct board is the plain 577xx board with CX4/RJ45 jacks */
83 #define SINGLE_MEDIA_DIRECT(params)	(params->num_phys == 1)
84 /* Single Media board contains single external phy */
85 #define SINGLE_MEDIA(params)		(params->num_phys == 2)
86 /* Dual Media board contains two external phy with different media */
87 #define DUAL_MEDIA(params)		(params->num_phys == 3)
88 
89 #define FW_PARAM_PHY_ADDR_MASK		0x000000FF
90 #define FW_PARAM_PHY_TYPE_MASK		0x0000FF00
91 #define FW_PARAM_MDIO_CTRL_MASK		0xFFFF0000
92 #define FW_PARAM_MDIO_CTRL_OFFSET		16
93 #define FW_PARAM_PHY_ADDR(fw_param) (fw_param & \
94 					   FW_PARAM_PHY_ADDR_MASK)
95 #define FW_PARAM_PHY_TYPE(fw_param) (fw_param & \
96 					   FW_PARAM_PHY_TYPE_MASK)
97 #define FW_PARAM_MDIO_CTRL(fw_param) ((fw_param & \
98 					    FW_PARAM_MDIO_CTRL_MASK) >> \
99 					    FW_PARAM_MDIO_CTRL_OFFSET)
100 #define FW_PARAM_SET(phy_addr, phy_type, mdio_access) \
101 	(phy_addr | phy_type | mdio_access << FW_PARAM_MDIO_CTRL_OFFSET)
102 
103 
104 #define PFC_BRB_FULL_LB_XOFF_THRESHOLD				170
105 #define PFC_BRB_FULL_LB_XON_THRESHOLD				250
106 
107 #define MAXVAL(a, b) (((a) > (b)) ? (a) : (b))
108 
109 #define BMAC_CONTROL_RX_ENABLE		2
110 /***********************************************************/
111 /*                         Structs                         */
112 /***********************************************************/
113 #define INT_PHY		0
114 #define EXT_PHY1	1
115 #define EXT_PHY2	2
116 #define MAX_PHYS	3
117 
118 /* Same configuration is shared between the XGXS and the first external phy */
119 #define LINK_CONFIG_SIZE (MAX_PHYS - 1)
120 #define LINK_CONFIG_IDX(_phy_idx) ((_phy_idx == INT_PHY) ? \
121 					 0 : (_phy_idx - 1))
122 /***********************************************************/
123 /*                      bnx2x_phy struct                     */
124 /*  Defines the required arguments and function per phy    */
125 /***********************************************************/
126 struct link_vars;
127 struct link_params;
128 struct bnx2x_phy;
129 
130 typedef void (*config_init_t)(struct bnx2x_phy *phy, struct link_params *params,
131 			      struct link_vars *vars);
132 typedef u8 (*read_status_t)(struct bnx2x_phy *phy, struct link_params *params,
133 			    struct link_vars *vars);
134 typedef void (*link_reset_t)(struct bnx2x_phy *phy,
135 			     struct link_params *params);
136 typedef void (*config_loopback_t)(struct bnx2x_phy *phy,
137 				  struct link_params *params);
138 typedef int (*format_fw_ver_t)(u32 raw, u8 *str, u16 *len);
139 typedef void (*hw_reset_t)(struct bnx2x_phy *phy, struct link_params *params);
140 typedef void (*set_link_led_t)(struct bnx2x_phy *phy,
141 			       struct link_params *params, u8 mode);
142 typedef void (*phy_specific_func_t)(struct bnx2x_phy *phy,
143 				    struct link_params *params, u32 action);
144 struct bnx2x_reg_set {
145 	u8  devad;
146 	u16 reg;
147 	u16 val;
148 };
149 
150 struct bnx2x_phy {
151 	u32 type;
152 
153 	/* Loaded during init */
154 	u8 addr;
155 	u8 def_md_devad;
156 	u16 flags;
157 	/* No Over-Current detection */
158 #define FLAGS_NOC			(1<<1)
159 	/* Fan failure detection required */
160 #define FLAGS_FAN_FAILURE_DET_REQ	(1<<2)
161 	/* Initialize first the XGXS and only then the phy itself */
162 #define FLAGS_INIT_XGXS_FIRST		(1<<3)
163 #define FLAGS_WC_DUAL_MODE		(1<<4)
164 #define FLAGS_4_PORT_MODE		(1<<5)
165 #define FLAGS_REARM_LATCH_SIGNAL	(1<<6)
166 #define FLAGS_SFP_NOT_APPROVED		(1<<7)
167 #define FLAGS_MDC_MDIO_WA		(1<<8)
168 #define FLAGS_DUMMY_READ		(1<<9)
169 #define FLAGS_MDC_MDIO_WA_B0		(1<<10)
170 #define FLAGS_TX_ERROR_CHECK		(1<<12)
171 #define FLAGS_EEE			(1<<13)
172 #define FLAGS_MDC_MDIO_WA_G		(1<<15)
173 
174 	/* preemphasis values for the rx side */
175 	u16 rx_preemphasis[4];
176 
177 	/* preemphasis values for the tx side */
178 	u16 tx_preemphasis[4];
179 
180 	/* EMAC address for access MDIO */
181 	u32 mdio_ctrl;
182 
183 	u32 supported;
184 
185 	u32 media_type;
186 #define	ETH_PHY_UNSPECIFIED	0x0
187 #define	ETH_PHY_SFPP_10G_FIBER	0x1
188 #define	ETH_PHY_XFP_FIBER		0x2
189 #define	ETH_PHY_DA_TWINAX		0x3
190 #define	ETH_PHY_BASE_T		0x4
191 #define	ETH_PHY_SFP_1G_FIBER	0x5
192 #define	ETH_PHY_KR		0xf0
193 #define	ETH_PHY_CX4		0xf1
194 #define	ETH_PHY_NOT_PRESENT	0xff
195 
196 	/* The address in which version is located*/
197 	u32 ver_addr;
198 
199 	u16 req_flow_ctrl;
200 
201 	u16 req_line_speed;
202 
203 	u32 speed_cap_mask;
204 
205 	u16 req_duplex;
206 	u16 rsrv;
207 	/* Called per phy/port init, and it configures LASI, speed, autoneg,
208 	 duplex, flow control negotiation, etc. */
209 	config_init_t config_init;
210 
211 	/* Called due to interrupt. It determines the link, speed */
212 	read_status_t read_status;
213 
214 	/* Called when driver is unloading. Should reset the phy */
215 	link_reset_t link_reset;
216 
217 	/* Set the loopback configuration for the phy */
218 	config_loopback_t config_loopback;
219 
220 	/* Format the given raw number into str up to len */
221 	format_fw_ver_t format_fw_ver;
222 
223 	/* Reset the phy (both ports) */
224 	hw_reset_t hw_reset;
225 
226 	/* Set link led mode (on/off/oper)*/
227 	set_link_led_t set_link_led;
228 
229 	/* PHY Specific tasks */
230 	phy_specific_func_t phy_specific_func;
231 #define DISABLE_TX	1
232 #define ENABLE_TX	2
233 #define PHY_INIT	3
234 };
235 
236 /* Inputs parameters to the CLC */
237 struct link_params {
238 
239 	u8 port;
240 
241 	/* Default / User Configuration */
242 	u8 loopback_mode;
243 #define LOOPBACK_NONE		0
244 #define LOOPBACK_EMAC		1
245 #define LOOPBACK_BMAC		2
246 #define LOOPBACK_XGXS		3
247 #define LOOPBACK_EXT_PHY	4
248 #define LOOPBACK_EXT		5
249 #define LOOPBACK_UMAC		6
250 #define LOOPBACK_XMAC		7
251 
252 	/* Device parameters */
253 	u8 mac_addr[6];
254 
255 	u16 req_duplex[LINK_CONFIG_SIZE];
256 	u16 req_flow_ctrl[LINK_CONFIG_SIZE];
257 
258 	u16 req_line_speed[LINK_CONFIG_SIZE]; /* Also determine AutoNeg */
259 
260 	/* shmem parameters */
261 	u32 shmem_base;
262 	u32 shmem2_base;
263 	u32 speed_cap_mask[LINK_CONFIG_SIZE];
264 	u32 switch_cfg;
265 #define SWITCH_CFG_1G		PORT_FEATURE_CON_SWITCH_1G_SWITCH
266 #define SWITCH_CFG_10G		PORT_FEATURE_CON_SWITCH_10G_SWITCH
267 #define SWITCH_CFG_AUTO_DETECT	PORT_FEATURE_CON_SWITCH_AUTO_DETECT
268 
269 	u32 lane_config;
270 
271 	/* Phy register parameter */
272 	u32 chip_id;
273 
274 	/* features */
275 	u32 feature_config_flags;
276 #define FEATURE_CONFIG_OVERRIDE_PREEMPHASIS_ENABLED	(1<<0)
277 #define FEATURE_CONFIG_PFC_ENABLED			(1<<1)
278 #define FEATURE_CONFIG_BC_SUPPORTS_OPT_MDL_VRFY		(1<<2)
279 #define FEATURE_CONFIG_BC_SUPPORTS_DUAL_PHY_OPT_MDL_VRFY	(1<<3)
280 #define FEATURE_CONFIG_BC_SUPPORTS_AFEX			(1<<8)
281 #define FEATURE_CONFIG_AUTOGREEEN_ENABLED			(1<<9)
282 #define FEATURE_CONFIG_BC_SUPPORTS_SFP_TX_DISABLED		(1<<10)
283 #define FEATURE_CONFIG_DISABLE_REMOTE_FAULT_DET		(1<<11)
284 #define FEATURE_CONFIG_MT_SUPPORT			(1<<13)
285 #define FEATURE_CONFIG_BOOT_FROM_SAN			(1<<14)
286 
287 	/* Will be populated during common init */
288 	struct bnx2x_phy phy[MAX_PHYS];
289 
290 	/* Will be populated during common init */
291 	u8 num_phys;
292 
293 	u8 rsrv;
294 
295 	/* Used to configure the EEE Tx LPI timer, has several modes of
296 	 * operation, according to bits 29:28 -
297 	 * 2'b00: Timer will be configured by nvram, output will be the value
298 	 *        from nvram.
299 	 * 2'b01: Timer will be configured by nvram, output will be in
300 	 *        microseconds.
301 	 * 2'b10: bits 1:0 contain an nvram value which will be used instead
302 	 *        of the one located in the nvram. Output will be that value.
303 	 * 2'b11: bits 19:0 contain the idle timer in microseconds; output
304 	 *        will be in microseconds.
305 	 * Bits 31:30 should be 2'b11 in order for EEE to be enabled.
306 	 */
307 	u32 eee_mode;
308 #define EEE_MODE_NVRAM_BALANCED_TIME		(0xa00)
309 #define EEE_MODE_NVRAM_AGGRESSIVE_TIME		(0x100)
310 #define EEE_MODE_NVRAM_LATENCY_TIME		(0x6000)
311 #define EEE_MODE_NVRAM_MASK		(0x3)
312 #define EEE_MODE_TIMER_MASK		(0xfffff)
313 #define EEE_MODE_OUTPUT_TIME		(1<<28)
314 #define EEE_MODE_OVERRIDE_NVRAM		(1<<29)
315 #define EEE_MODE_ENABLE_LPI		(1<<30)
316 #define EEE_MODE_ADV_LPI			(1<<31)
317 
318 	u16 hw_led_mode; /* part of the hw_config read from the shmem */
319 	u32 multi_phy_config;
320 
321 	/* Device pointer passed to all callback functions */
322 	struct bnx2x *bp;
323 	u16 req_fc_auto_adv; /* Should be set to TX / BOTH when
324 				req_flow_ctrl is set to AUTO */
325 	u16 link_flags;
326 #define LINK_FLAGS_INT_DISABLED		(1<<0)
327 #define PHY_INITIALIZED		(1<<1)
328 	u32 lfa_base;
329 
330 	/* The same definitions as the shmem2 parameter */
331 	u32 link_attr_sync;
332 };
333 
334 /* Output parameters */
335 struct link_vars {
336 	u8 phy_flags;
337 #define PHY_XGXS_FLAG			(1<<0)
338 #define PHY_SGMII_FLAG			(1<<1)
339 #define PHY_PHYSICAL_LINK_FLAG		(1<<2)
340 #define PHY_HALF_OPEN_CONN_FLAG		(1<<3)
341 #define PHY_OVER_CURRENT_FLAG		(1<<4)
342 #define PHY_SFP_TX_FAULT_FLAG		(1<<5)
343 
344 	u8 mac_type;
345 #define MAC_TYPE_NONE		0
346 #define MAC_TYPE_EMAC		1
347 #define MAC_TYPE_BMAC		2
348 #define MAC_TYPE_UMAC		3
349 #define MAC_TYPE_XMAC		4
350 
351 	u8 phy_link_up; /* internal phy link indication */
352 	u8 link_up;
353 
354 	u16 line_speed;
355 	u16 duplex;
356 
357 	u16 flow_ctrl;
358 	u16 ieee_fc;
359 
360 	/* The same definitions as the shmem parameter */
361 	u32 link_status;
362 	u32 eee_status;
363 	u8 fault_detected;
364 	u8 check_kr2_recovery_cnt;
365 #define CHECK_KR2_RECOVERY_CNT	5
366 	u16 periodic_flags;
367 #define PERIODIC_FLAGS_LINK_EVENT	0x0001
368 
369 	u32 aeu_int_mask;
370 	u8 rx_tx_asic_rst;
371 	u8 turn_to_run_wc_rt;
372 	u16 rsrv2;
373 };
374 
375 /***********************************************************/
376 /*                         Functions                       */
377 /***********************************************************/
378 int bnx2x_phy_init(struct link_params *params, struct link_vars *vars);
379 
380 /* Reset the link. Should be called when driver or interface goes down
381    Before calling phy firmware upgrade, the reset_ext_phy should be set
382    to 0 */
383 int bnx2x_link_reset(struct link_params *params, struct link_vars *vars,
384 		     u8 reset_ext_phy);
385 int bnx2x_lfa_reset(struct link_params *params, struct link_vars *vars);
386 /* bnx2x_link_update should be called upon link interrupt */
387 int bnx2x_link_update(struct link_params *params, struct link_vars *vars);
388 
389 /* use the following phy functions to read/write from external_phy
390   In order to use it to read/write internal phy registers, use
391   DEFAULT_PHY_DEV_ADDR as devad, and (_bank + (_addr & 0xf)) as
392   the register */
393 int bnx2x_phy_read(struct link_params *params, u8 phy_addr,
394 		   u8 devad, u16 reg, u16 *ret_val);
395 
396 int bnx2x_phy_write(struct link_params *params, u8 phy_addr,
397 		    u8 devad, u16 reg, u16 val);
398 
399 /* Reads the link_status from the shmem,
400    and update the link vars accordingly */
401 void bnx2x_link_status_update(struct link_params *input,
402 			    struct link_vars *output);
403 /* returns string representing the fw_version of the external phy */
404 int bnx2x_get_ext_phy_fw_version(struct link_params *params, u8 *version,
405 				 u16 len);
406 
407 /* Set/Unset the led
408    Basically, the CLC takes care of the led for the link, but in case one needs
409    to set/unset the led unnaturally, set the "mode" to LED_MODE_OPER to
410    blink the led, and LED_MODE_OFF to set the led off.*/
411 int bnx2x_set_led(struct link_params *params,
412 		  struct link_vars *vars, u8 mode, u32 speed);
413 #define LED_MODE_OFF			0
414 #define LED_MODE_ON			1
415 #define LED_MODE_OPER			2
416 #define LED_MODE_FRONT_PANEL_OFF	3
417 
418 /* bnx2x_handle_module_detect_int should be called upon module detection
419    interrupt */
420 void bnx2x_handle_module_detect_int(struct link_params *params);
421 
422 /* Get the actual link status. In case it returns 0, link is up,
423 	otherwise link is down*/
424 int bnx2x_test_link(struct link_params *params, struct link_vars *vars,
425 		    u8 is_serdes);
426 
427 /* One-time initialization for external phy after power up */
428 int bnx2x_common_init_phy(struct bnx2x *bp, u32 shmem_base_path[],
429 			  u32 shmem2_base_path[], u32 chip_id);
430 
431 /* Reset the external PHY using GPIO */
432 void bnx2x_ext_phy_hw_reset(struct bnx2x *bp, u8 port);
433 
434 /* Reset the external of SFX7101 */
435 void bnx2x_sfx7101_sp_sw_reset(struct bnx2x *bp, struct bnx2x_phy *phy);
436 
437 /* Read "byte_cnt" bytes from address "addr" from the SFP+ EEPROM */
438 int bnx2x_read_sfp_module_eeprom(struct bnx2x_phy *phy,
439 				 struct link_params *params, u8 dev_addr,
440 				 u16 addr, u16 byte_cnt, u8 *o_buf);
441 
442 void bnx2x_hw_reset_phy(struct link_params *params);
443 
444 /* Check swap bit and adjust PHY order */
445 u32 bnx2x_phy_selection(struct link_params *params);
446 
447 /* Probe the phys on board, and populate them in "params" */
448 int bnx2x_phy_probe(struct link_params *params);
449 
450 /* Checks if fan failure detection is required on one of the phys on board */
451 u8 bnx2x_fan_failure_det_req(struct bnx2x *bp, u32 shmem_base,
452 			     u32 shmem2_base, u8 port);
453 
454 /* Open / close the gate between the NIG and the BRB */
455 void bnx2x_set_rx_filter(struct link_params *params, u8 en);
456 
457 /* DCBX structs */
458 
459 /* Number of maximum COS per chip */
460 #define DCBX_E2E3_MAX_NUM_COS		(2)
461 #define DCBX_E3B0_MAX_NUM_COS_PORT0	(6)
462 #define DCBX_E3B0_MAX_NUM_COS_PORT1	(3)
463 #define DCBX_E3B0_MAX_NUM_COS		( \
464 			MAXVAL(DCBX_E3B0_MAX_NUM_COS_PORT0, \
465 			    DCBX_E3B0_MAX_NUM_COS_PORT1))
466 
467 #define DCBX_MAX_NUM_COS			( \
468 			MAXVAL(DCBX_E3B0_MAX_NUM_COS, \
469 			    DCBX_E2E3_MAX_NUM_COS))
470 
471 /* PFC port configuration params */
472 struct bnx2x_nig_brb_pfc_port_params {
473 	/* NIG */
474 	u32 pause_enable;
475 	u32 llfc_out_en;
476 	u32 llfc_enable;
477 	u32 pkt_priority_to_cos;
478 	u8 num_of_rx_cos_priority_mask;
479 	u32 rx_cos_priority_mask[DCBX_MAX_NUM_COS];
480 	u32 llfc_high_priority_classes;
481 	u32 llfc_low_priority_classes;
482 };
483 
484 
485 /* ETS port configuration params */
486 struct bnx2x_ets_bw_params {
487 	u8 bw;
488 };
489 
490 struct bnx2x_ets_sp_params {
491 	/**
492 	 * valid values are 0 - 5. 0 is highest strict priority.
493 	 * There can't be two COS's with the same pri.
494 	 */
495 	u8 pri;
496 };
497 
498 enum bnx2x_cos_state {
499 	bnx2x_cos_state_strict = 0,
500 	bnx2x_cos_state_bw = 1,
501 };
502 
503 struct bnx2x_ets_cos_params {
504 	enum bnx2x_cos_state state ;
505 	union {
506 		struct bnx2x_ets_bw_params bw_params;
507 		struct bnx2x_ets_sp_params sp_params;
508 	} params;
509 };
510 
511 struct bnx2x_ets_params {
512 	u8 num_of_cos; /* Number of valid COS entries*/
513 	struct bnx2x_ets_cos_params cos[DCBX_MAX_NUM_COS];
514 };
515 
516 /* Used to update the PFC attributes in EMAC, BMAC, NIG and BRB
517  * when link is already up
518  */
519 int bnx2x_update_pfc(struct link_params *params,
520 		      struct link_vars *vars,
521 		      struct bnx2x_nig_brb_pfc_port_params *pfc_params);
522 
523 
524 /* Used to configure the ETS to disable */
525 int bnx2x_ets_disabled(struct link_params *params,
526 		       struct link_vars *vars);
527 
528 /* Used to configure the ETS to BW limited */
529 void bnx2x_ets_bw_limit(const struct link_params *params, const u32 cos0_bw,
530 			const u32 cos1_bw);
531 
532 /* Used to configure the ETS to strict */
533 int bnx2x_ets_strict(const struct link_params *params, const u8 strict_cos);
534 
535 
536 /*  Configure the COS to ETS according to BW and SP settings.*/
537 int bnx2x_ets_e3b0_config(const struct link_params *params,
538 			 const struct link_vars *vars,
539 			 struct bnx2x_ets_params *ets_params);
540 
541 void bnx2x_init_mod_abs_int(struct bnx2x *bp, struct link_vars *vars,
542 			    u32 chip_id, u32 shmem_base, u32 shmem2_base,
543 			    u8 port);
544 
545 void bnx2x_period_func(struct link_params *params, struct link_vars *vars);
546 
547 #endif /* BNX2X_LINK_H */
548