1 /*******************************************************************************
2 
3   Intel PRO/1000 Linux driver
4   Copyright(c) 1999 - 2011 Intel Corporation.
5 
6   This program is free software; you can redistribute it and/or modify it
7   under the terms and conditions of the GNU General Public License,
8   version 2, as published by the Free Software Foundation.
9 
10   This program is distributed in the hope it will be useful, but WITHOUT
11   ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
12   FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
13   more details.
14 
15   You should have received a copy of the GNU General Public License along with
16   this program; if not, write to the Free Software Foundation, Inc.,
17   51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
18 
19   The full GNU General Public License is included in this distribution in
20   the file called "COPYING".
21 
22   Contact Information:
23   Linux NICS <linux.nics@intel.com>
24   e1000-devel Mailing List <e1000-devel@lists.sourceforge.net>
25   Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
26 
27 *******************************************************************************/
28 
29 /* Linux PRO/1000 Ethernet Driver main header file */
30 
31 #ifndef _E1000_H_
32 #define _E1000_H_
33 
34 #include <linux/bitops.h>
35 #include <linux/types.h>
36 #include <linux/timer.h>
37 #include <linux/workqueue.h>
38 #include <linux/io.h>
39 #include <linux/netdevice.h>
40 #include <linux/pci.h>
41 #include <linux/pci-aspm.h>
42 #include <linux/crc32.h>
43 #include <linux/if_vlan.h>
44 
45 #include "hw.h"
46 
47 struct e1000_info;
48 
49 #define e_dbg(format, arg...) \
50 	netdev_dbg(hw->adapter->netdev, format, ## arg)
51 #define e_err(format, arg...) \
52 	netdev_err(adapter->netdev, format, ## arg)
53 #define e_info(format, arg...) \
54 	netdev_info(adapter->netdev, format, ## arg)
55 #define e_warn(format, arg...) \
56 	netdev_warn(adapter->netdev, format, ## arg)
57 #define e_notice(format, arg...) \
58 	netdev_notice(adapter->netdev, format, ## arg)
59 
60 
61 /* Interrupt modes, as used by the IntMode parameter */
62 #define E1000E_INT_MODE_LEGACY		0
63 #define E1000E_INT_MODE_MSI		1
64 #define E1000E_INT_MODE_MSIX		2
65 
66 /* Tx/Rx descriptor defines */
67 #define E1000_DEFAULT_TXD		256
68 #define E1000_MAX_TXD			4096
69 #define E1000_MIN_TXD			64
70 
71 #define E1000_DEFAULT_RXD		256
72 #define E1000_MAX_RXD			4096
73 #define E1000_MIN_RXD			64
74 
75 #define E1000_MIN_ITR_USECS		10 /* 100000 irq/sec */
76 #define E1000_MAX_ITR_USECS		10000 /* 100    irq/sec */
77 
78 /* Early Receive defines */
79 #define E1000_ERT_2048			0x100
80 
81 #define E1000_FC_PAUSE_TIME		0x0680 /* 858 usec */
82 
83 /* How many Tx Descriptors do we need to call netif_wake_queue ? */
84 /* How many Rx Buffers do we bundle into one write to the hardware ? */
85 #define E1000_RX_BUFFER_WRITE		16 /* Must be power of 2 */
86 
87 #define AUTO_ALL_MODES			0
88 #define E1000_EEPROM_APME		0x0400
89 
90 #define E1000_MNG_VLAN_NONE		(-1)
91 
92 /* Number of packet split data buffers (not including the header buffer) */
93 #define PS_PAGE_BUFFERS			(MAX_PS_BUFFERS - 1)
94 
95 #define DEFAULT_JUMBO			9234
96 
97 /* BM/HV Specific Registers */
98 #define BM_PORT_CTRL_PAGE                 769
99 
100 #define PHY_UPPER_SHIFT                   21
101 #define BM_PHY_REG(page, reg) \
102 	(((reg) & MAX_PHY_REG_ADDRESS) |\
103 	 (((page) & 0xFFFF) << PHY_PAGE_SHIFT) |\
104 	 (((reg) & ~MAX_PHY_REG_ADDRESS) << (PHY_UPPER_SHIFT - PHY_PAGE_SHIFT)))
105 
106 /* PHY Wakeup Registers and defines */
107 #define BM_PORT_GEN_CFG PHY_REG(BM_PORT_CTRL_PAGE, 17)
108 #define BM_RCTL         PHY_REG(BM_WUC_PAGE, 0)
109 #define BM_WUC          PHY_REG(BM_WUC_PAGE, 1)
110 #define BM_WUFC         PHY_REG(BM_WUC_PAGE, 2)
111 #define BM_WUS          PHY_REG(BM_WUC_PAGE, 3)
112 #define BM_RAR_L(_i)    (BM_PHY_REG(BM_WUC_PAGE, 16 + ((_i) << 2)))
113 #define BM_RAR_M(_i)    (BM_PHY_REG(BM_WUC_PAGE, 17 + ((_i) << 2)))
114 #define BM_RAR_H(_i)    (BM_PHY_REG(BM_WUC_PAGE, 18 + ((_i) << 2)))
115 #define BM_RAR_CTRL(_i) (BM_PHY_REG(BM_WUC_PAGE, 19 + ((_i) << 2)))
116 #define BM_MTA(_i)      (BM_PHY_REG(BM_WUC_PAGE, 128 + ((_i) << 1)))
117 
118 #define BM_RCTL_UPE           0x0001          /* Unicast Promiscuous Mode */
119 #define BM_RCTL_MPE           0x0002          /* Multicast Promiscuous Mode */
120 #define BM_RCTL_MO_SHIFT      3               /* Multicast Offset Shift */
121 #define BM_RCTL_MO_MASK       (3 << 3)        /* Multicast Offset Mask */
122 #define BM_RCTL_BAM           0x0020          /* Broadcast Accept Mode */
123 #define BM_RCTL_PMCF          0x0040          /* Pass MAC Control Frames */
124 #define BM_RCTL_RFCE          0x0080          /* Rx Flow Control Enable */
125 
126 #define HV_STATS_PAGE	778
127 #define HV_SCC_UPPER	PHY_REG(HV_STATS_PAGE, 16) /* Single Collision Count */
128 #define HV_SCC_LOWER	PHY_REG(HV_STATS_PAGE, 17)
129 #define HV_ECOL_UPPER	PHY_REG(HV_STATS_PAGE, 18) /* Excessive Coll. Count */
130 #define HV_ECOL_LOWER	PHY_REG(HV_STATS_PAGE, 19)
131 #define HV_MCC_UPPER	PHY_REG(HV_STATS_PAGE, 20) /* Multiple Coll. Count */
132 #define HV_MCC_LOWER	PHY_REG(HV_STATS_PAGE, 21)
133 #define HV_LATECOL_UPPER PHY_REG(HV_STATS_PAGE, 23) /* Late Collision Count */
134 #define HV_LATECOL_LOWER PHY_REG(HV_STATS_PAGE, 24)
135 #define HV_COLC_UPPER	PHY_REG(HV_STATS_PAGE, 25) /* Collision Count */
136 #define HV_COLC_LOWER	PHY_REG(HV_STATS_PAGE, 26)
137 #define HV_DC_UPPER	PHY_REG(HV_STATS_PAGE, 27) /* Defer Count */
138 #define HV_DC_LOWER	PHY_REG(HV_STATS_PAGE, 28)
139 #define HV_TNCRS_UPPER	PHY_REG(HV_STATS_PAGE, 29) /* Transmit with no CRS */
140 #define HV_TNCRS_LOWER	PHY_REG(HV_STATS_PAGE, 30)
141 
142 #define E1000_FCRTV_PCH     0x05F40 /* PCH Flow Control Refresh Timer Value */
143 
144 /* BM PHY Copper Specific Status */
145 #define BM_CS_STATUS                      17
146 #define BM_CS_STATUS_LINK_UP              0x0400
147 #define BM_CS_STATUS_RESOLVED             0x0800
148 #define BM_CS_STATUS_SPEED_MASK           0xC000
149 #define BM_CS_STATUS_SPEED_1000           0x8000
150 
151 /* 82577 Mobile Phy Status Register */
152 #define HV_M_STATUS                       26
153 #define HV_M_STATUS_AUTONEG_COMPLETE      0x1000
154 #define HV_M_STATUS_SPEED_MASK            0x0300
155 #define HV_M_STATUS_SPEED_1000            0x0200
156 #define HV_M_STATUS_LINK_UP               0x0040
157 
158 #define E1000_ICH_FWSM_PCIM2PCI		0x01000000 /* ME PCIm-to-PCI active */
159 #define E1000_ICH_FWSM_PCIM2PCI_COUNT	2000
160 
161 /* Time to wait before putting the device into D3 if there's no link (in ms). */
162 #define LINK_TIMEOUT		100
163 
164 #define DEFAULT_RDTR			0
165 #define DEFAULT_RADV			8
166 #define BURST_RDTR			0x20
167 #define BURST_RADV			0x20
168 
169 /*
170  * in the case of WTHRESH, it appears at least the 82571/2 hardware
171  * writes back 4 descriptors when WTHRESH=5, and 3 descriptors when
172  * WTHRESH=4, and since we want 64 bytes at a time written back, set
173  * it to 5
174  */
175 #define E1000_TXDCTL_DMA_BURST_ENABLE                          \
176 	(E1000_TXDCTL_GRAN | /* set descriptor granularity */  \
177 	 E1000_TXDCTL_COUNT_DESC |                             \
178 	 (5 << 16) | /* wthresh must be +1 more than desired */\
179 	 (1 << 8)  | /* hthresh */                             \
180 	 0x1f)       /* pthresh */
181 
182 #define E1000_RXDCTL_DMA_BURST_ENABLE                          \
183 	(0x01000000 | /* set descriptor granularity */         \
184 	 (4 << 16)  | /* set writeback threshold    */         \
185 	 (4 << 8)   | /* set prefetch threshold     */         \
186 	 0x20)        /* set hthresh                */
187 
188 #define E1000_TIDV_FPD (1 << 31)
189 #define E1000_RDTR_FPD (1 << 31)
190 
191 enum e1000_boards {
192 	board_82571,
193 	board_82572,
194 	board_82573,
195 	board_82574,
196 	board_82583,
197 	board_80003es2lan,
198 	board_ich8lan,
199 	board_ich9lan,
200 	board_ich10lan,
201 	board_pchlan,
202 	board_pch2lan,
203 };
204 
205 struct e1000_ps_page {
206 	struct page *page;
207 	u64 dma; /* must be u64 - written to hw */
208 };
209 
210 /*
211  * wrappers around a pointer to a socket buffer,
212  * so a DMA handle can be stored along with the buffer
213  */
214 struct e1000_buffer {
215 	dma_addr_t dma;
216 	struct sk_buff *skb;
217 	union {
218 		/* Tx */
219 		struct {
220 			unsigned long time_stamp;
221 			u16 length;
222 			u16 next_to_watch;
223 			unsigned int segs;
224 			unsigned int bytecount;
225 			u16 mapped_as_page;
226 		};
227 		/* Rx */
228 		struct {
229 			/* arrays of page information for packet split */
230 			struct e1000_ps_page *ps_pages;
231 			struct page *page;
232 		};
233 	};
234 };
235 
236 struct e1000_ring {
237 	struct e1000_adapter *adapter;	/* back pointer to adapter */
238 	void *desc;			/* pointer to ring memory  */
239 	dma_addr_t dma;			/* phys address of ring    */
240 	unsigned int size;		/* length of ring in bytes */
241 	unsigned int count;		/* number of desc. in ring */
242 
243 	u16 next_to_use;
244 	u16 next_to_clean;
245 
246 	void __iomem *head;
247 	void __iomem *tail;
248 
249 	/* array of buffer information structs */
250 	struct e1000_buffer *buffer_info;
251 
252 	char name[IFNAMSIZ + 5];
253 	u32 ims_val;
254 	u32 itr_val;
255 	void __iomem *itr_register;
256 	int set_itr;
257 
258 	struct sk_buff *rx_skb_top;
259 };
260 
261 /* PHY register snapshot values */
262 struct e1000_phy_regs {
263 	u16 bmcr;		/* basic mode control register    */
264 	u16 bmsr;		/* basic mode status register     */
265 	u16 advertise;		/* auto-negotiation advertisement */
266 	u16 lpa;		/* link partner ability register  */
267 	u16 expansion;		/* auto-negotiation expansion reg */
268 	u16 ctrl1000;		/* 1000BASE-T control register    */
269 	u16 stat1000;		/* 1000BASE-T status register     */
270 	u16 estatus;		/* extended status register       */
271 };
272 
273 /* board specific private data structure */
274 struct e1000_adapter {
275 	struct timer_list watchdog_timer;
276 	struct timer_list phy_info_timer;
277 	struct timer_list blink_timer;
278 
279 	struct work_struct reset_task;
280 	struct work_struct watchdog_task;
281 
282 	const struct e1000_info *ei;
283 
284 	unsigned long active_vlans[BITS_TO_LONGS(VLAN_N_VID)];
285 	u32 bd_number;
286 	u32 rx_buffer_len;
287 	u16 mng_vlan_id;
288 	u16 link_speed;
289 	u16 link_duplex;
290 	u16 eeprom_vers;
291 
292 	/* track device up/down/testing state */
293 	unsigned long state;
294 
295 	/* Interrupt Throttle Rate */
296 	u32 itr;
297 	u32 itr_setting;
298 	u16 tx_itr;
299 	u16 rx_itr;
300 
301 	/*
302 	 * Tx
303 	 */
304 	struct e1000_ring *tx_ring /* One per active queue */
305 						____cacheline_aligned_in_smp;
306 
307 	struct napi_struct napi;
308 
309 	unsigned int restart_queue;
310 	u32 txd_cmd;
311 
312 	bool detect_tx_hung;
313 	bool tx_hang_recheck;
314 	u8 tx_timeout_factor;
315 
316 	u32 tx_int_delay;
317 	u32 tx_abs_int_delay;
318 
319 	unsigned int total_tx_bytes;
320 	unsigned int total_tx_packets;
321 	unsigned int total_rx_bytes;
322 	unsigned int total_rx_packets;
323 
324 	/* Tx stats */
325 	u64 tpt_old;
326 	u64 colc_old;
327 	u32 gotc;
328 	u64 gotc_old;
329 	u32 tx_timeout_count;
330 	u32 tx_fifo_head;
331 	u32 tx_head_addr;
332 	u32 tx_fifo_size;
333 	u32 tx_dma_failed;
334 
335 	/*
336 	 * Rx
337 	 */
338 	bool (*clean_rx) (struct e1000_ring *ring, int *work_done,
339 			  int work_to_do) ____cacheline_aligned_in_smp;
340 	void (*alloc_rx_buf) (struct e1000_ring *ring, int cleaned_count,
341 			      gfp_t gfp);
342 	struct e1000_ring *rx_ring;
343 
344 	u32 rx_int_delay;
345 	u32 rx_abs_int_delay;
346 
347 	/* Rx stats */
348 	u64 hw_csum_err;
349 	u64 hw_csum_good;
350 	u64 rx_hdr_split;
351 	u32 gorc;
352 	u64 gorc_old;
353 	u32 alloc_rx_buff_failed;
354 	u32 rx_dma_failed;
355 
356 	unsigned int rx_ps_pages;
357 	u16 rx_ps_bsize0;
358 	u32 max_frame_size;
359 	u32 min_frame_size;
360 
361 	/* OS defined structs */
362 	struct net_device *netdev;
363 	struct pci_dev *pdev;
364 
365 	/* structs defined in e1000_hw.h */
366 	struct e1000_hw hw;
367 
368 	spinlock_t stats64_lock;
369 	struct e1000_hw_stats stats;
370 	struct e1000_phy_info phy_info;
371 	struct e1000_phy_stats phy_stats;
372 
373 	/* Snapshot of PHY registers */
374 	struct e1000_phy_regs phy_regs;
375 
376 	struct e1000_ring test_tx_ring;
377 	struct e1000_ring test_rx_ring;
378 	u32 test_icr;
379 
380 	u32 msg_enable;
381 	unsigned int num_vectors;
382 	struct msix_entry *msix_entries;
383 	int int_mode;
384 	u32 eiac_mask;
385 
386 	u32 eeprom_wol;
387 	u32 wol;
388 	u32 pba;
389 	u32 max_hw_frame_size;
390 
391 	bool fc_autoneg;
392 
393 	unsigned int flags;
394 	unsigned int flags2;
395 	struct work_struct downshift_task;
396 	struct work_struct update_phy_task;
397 	struct work_struct print_hang_task;
398 
399 	bool idle_check;
400 	int phy_hang_count;
401 
402 	u16 tx_ring_count;
403 	u16 rx_ring_count;
404 };
405 
406 struct e1000_info {
407 	enum e1000_mac_type	mac;
408 	unsigned int		flags;
409 	unsigned int		flags2;
410 	u32			pba;
411 	u32			max_hw_frame_size;
412 	s32			(*get_variants)(struct e1000_adapter *);
413 	const struct e1000_mac_operations *mac_ops;
414 	const struct e1000_phy_operations *phy_ops;
415 	const struct e1000_nvm_operations *nvm_ops;
416 };
417 
418 /* hardware capability, feature, and workaround flags */
419 #define FLAG_HAS_AMT                      (1 << 0)
420 #define FLAG_HAS_FLASH                    (1 << 1)
421 #define FLAG_HAS_HW_VLAN_FILTER           (1 << 2)
422 #define FLAG_HAS_WOL                      (1 << 3)
423 /* reserved bit4 */
424 #define FLAG_HAS_CTRLEXT_ON_LOAD          (1 << 5)
425 #define FLAG_HAS_SWSM_ON_LOAD             (1 << 6)
426 #define FLAG_HAS_JUMBO_FRAMES             (1 << 7)
427 #define FLAG_READ_ONLY_NVM                (1 << 8)
428 #define FLAG_IS_ICH                       (1 << 9)
429 #define FLAG_HAS_MSIX                     (1 << 10)
430 #define FLAG_HAS_SMART_POWER_DOWN         (1 << 11)
431 #define FLAG_IS_QUAD_PORT_A               (1 << 12)
432 #define FLAG_IS_QUAD_PORT                 (1 << 13)
433 /* reserved bit14 */
434 #define FLAG_APME_IN_WUC                  (1 << 15)
435 #define FLAG_APME_IN_CTRL3                (1 << 16)
436 #define FLAG_APME_CHECK_PORT_B            (1 << 17)
437 #define FLAG_DISABLE_FC_PAUSE_TIME        (1 << 18)
438 #define FLAG_NO_WAKE_UCAST                (1 << 19)
439 #define FLAG_MNG_PT_ENABLED               (1 << 20)
440 #define FLAG_RESET_OVERWRITES_LAA         (1 << 21)
441 #define FLAG_TARC_SPEED_MODE_BIT          (1 << 22)
442 #define FLAG_TARC_SET_BIT_ZERO            (1 << 23)
443 #define FLAG_RX_NEEDS_RESTART             (1 << 24)
444 #define FLAG_LSC_GIG_SPEED_DROP           (1 << 25)
445 #define FLAG_SMART_POWER_DOWN             (1 << 26)
446 #define FLAG_MSI_ENABLED                  (1 << 27)
447 /* reserved (1 << 28) */
448 #define FLAG_TSO_FORCE                    (1 << 29)
449 #define FLAG_RX_RESTART_NOW               (1 << 30)
450 #define FLAG_MSI_TEST_FAILED              (1 << 31)
451 
452 #define FLAG2_CRC_STRIPPING               (1 << 0)
453 #define FLAG2_HAS_PHY_WAKEUP              (1 << 1)
454 #define FLAG2_IS_DISCARDING               (1 << 2)
455 #define FLAG2_DISABLE_ASPM_L1             (1 << 3)
456 #define FLAG2_HAS_PHY_STATS               (1 << 4)
457 #define FLAG2_HAS_EEE                     (1 << 5)
458 #define FLAG2_DMA_BURST                   (1 << 6)
459 #define FLAG2_DISABLE_ASPM_L0S            (1 << 7)
460 #define FLAG2_DISABLE_AIM                 (1 << 8)
461 #define FLAG2_CHECK_PHY_HANG              (1 << 9)
462 #define FLAG2_NO_DISABLE_RX               (1 << 10)
463 #define FLAG2_PCIM2PCI_ARBITER_WA         (1 << 11)
464 
465 #define E1000_RX_DESC_PS(R, i)	    \
466 	(&(((union e1000_rx_desc_packet_split *)((R).desc))[i]))
467 #define E1000_RX_DESC_EXT(R, i)	    \
468 	(&(((union e1000_rx_desc_extended *)((R).desc))[i]))
469 #define E1000_GET_DESC(R, i, type)	(&(((struct type *)((R).desc))[i]))
470 #define E1000_TX_DESC(R, i)		E1000_GET_DESC(R, i, e1000_tx_desc)
471 #define E1000_CONTEXT_DESC(R, i)	E1000_GET_DESC(R, i, e1000_context_desc)
472 
473 enum e1000_state_t {
474 	__E1000_TESTING,
475 	__E1000_RESETTING,
476 	__E1000_ACCESS_SHARED_RESOURCE,
477 	__E1000_DOWN
478 };
479 
480 enum latency_range {
481 	lowest_latency = 0,
482 	low_latency = 1,
483 	bulk_latency = 2,
484 	latency_invalid = 255
485 };
486 
487 extern char e1000e_driver_name[];
488 extern const char e1000e_driver_version[];
489 
490 extern void e1000e_check_options(struct e1000_adapter *adapter);
491 extern void e1000e_set_ethtool_ops(struct net_device *netdev);
492 
493 extern int e1000e_up(struct e1000_adapter *adapter);
494 extern void e1000e_down(struct e1000_adapter *adapter);
495 extern void e1000e_reinit_locked(struct e1000_adapter *adapter);
496 extern void e1000e_reset(struct e1000_adapter *adapter);
497 extern void e1000e_power_up_phy(struct e1000_adapter *adapter);
498 extern int e1000e_setup_rx_resources(struct e1000_ring *ring);
499 extern int e1000e_setup_tx_resources(struct e1000_ring *ring);
500 extern void e1000e_free_rx_resources(struct e1000_ring *ring);
501 extern void e1000e_free_tx_resources(struct e1000_ring *ring);
502 extern struct rtnl_link_stats64 *e1000e_get_stats64(struct net_device *netdev,
503                                                     struct rtnl_link_stats64
504                                                     *stats);
505 extern void e1000e_set_interrupt_capability(struct e1000_adapter *adapter);
506 extern void e1000e_reset_interrupt_capability(struct e1000_adapter *adapter);
507 extern void e1000e_get_hw_control(struct e1000_adapter *adapter);
508 extern void e1000e_release_hw_control(struct e1000_adapter *adapter);
509 
510 extern unsigned int copybreak;
511 
512 extern char *e1000e_get_hw_dev_name(struct e1000_hw *hw);
513 
514 extern const struct e1000_info e1000_82571_info;
515 extern const struct e1000_info e1000_82572_info;
516 extern const struct e1000_info e1000_82573_info;
517 extern const struct e1000_info e1000_82574_info;
518 extern const struct e1000_info e1000_82583_info;
519 extern const struct e1000_info e1000_ich8_info;
520 extern const struct e1000_info e1000_ich9_info;
521 extern const struct e1000_info e1000_ich10_info;
522 extern const struct e1000_info e1000_pch_info;
523 extern const struct e1000_info e1000_pch2_info;
524 extern const struct e1000_info e1000_es2_info;
525 
526 extern s32 e1000_read_pba_string_generic(struct e1000_hw *hw, u8 *pba_num,
527 					 u32 pba_num_size);
528 
529 extern s32  e1000e_commit_phy(struct e1000_hw *hw);
530 
531 extern bool e1000e_enable_mng_pass_thru(struct e1000_hw *hw);
532 
533 extern bool e1000e_get_laa_state_82571(struct e1000_hw *hw);
534 extern void e1000e_set_laa_state_82571(struct e1000_hw *hw, bool state);
535 
536 extern void e1000e_write_protect_nvm_ich8lan(struct e1000_hw *hw);
537 extern void e1000e_set_kmrn_lock_loss_workaround_ich8lan(struct e1000_hw *hw,
538 						 bool state);
539 extern void e1000e_igp3_phy_powerdown_workaround_ich8lan(struct e1000_hw *hw);
540 extern void e1000e_gig_downshift_workaround_ich8lan(struct e1000_hw *hw);
541 extern void e1000_suspend_workarounds_ich8lan(struct e1000_hw *hw);
542 extern void e1000_resume_workarounds_pchlan(struct e1000_hw *hw);
543 extern s32 e1000_configure_k1_ich8lan(struct e1000_hw *hw, bool k1_enable);
544 extern s32 e1000_lv_jumbo_workaround_ich8lan(struct e1000_hw *hw, bool enable);
545 extern void e1000_copy_rx_addrs_to_phy_ich8lan(struct e1000_hw *hw);
546 
547 extern s32 e1000e_check_for_copper_link(struct e1000_hw *hw);
548 extern s32 e1000e_check_for_fiber_link(struct e1000_hw *hw);
549 extern s32 e1000e_check_for_serdes_link(struct e1000_hw *hw);
550 extern s32 e1000e_setup_led_generic(struct e1000_hw *hw);
551 extern s32 e1000e_cleanup_led_generic(struct e1000_hw *hw);
552 extern s32 e1000e_led_on_generic(struct e1000_hw *hw);
553 extern s32 e1000e_led_off_generic(struct e1000_hw *hw);
554 extern s32 e1000e_get_bus_info_pcie(struct e1000_hw *hw);
555 extern void e1000_set_lan_id_multi_port_pcie(struct e1000_hw *hw);
556 extern void e1000_set_lan_id_single_port(struct e1000_hw *hw);
557 extern s32 e1000e_get_speed_and_duplex_copper(struct e1000_hw *hw, u16 *speed, u16 *duplex);
558 extern s32 e1000e_get_speed_and_duplex_fiber_serdes(struct e1000_hw *hw, u16 *speed, u16 *duplex);
559 extern s32 e1000e_disable_pcie_master(struct e1000_hw *hw);
560 extern s32 e1000e_get_auto_rd_done(struct e1000_hw *hw);
561 extern s32 e1000e_id_led_init(struct e1000_hw *hw);
562 extern void e1000e_clear_hw_cntrs_base(struct e1000_hw *hw);
563 extern s32 e1000e_setup_fiber_serdes_link(struct e1000_hw *hw);
564 extern s32 e1000e_copper_link_setup_m88(struct e1000_hw *hw);
565 extern s32 e1000e_copper_link_setup_igp(struct e1000_hw *hw);
566 extern s32 e1000e_setup_link(struct e1000_hw *hw);
567 extern void e1000_clear_vfta_generic(struct e1000_hw *hw);
568 extern void e1000e_init_rx_addrs(struct e1000_hw *hw, u16 rar_count);
569 extern void e1000e_update_mc_addr_list_generic(struct e1000_hw *hw,
570 					       u8 *mc_addr_list,
571 					       u32 mc_addr_count);
572 extern void e1000e_rar_set(struct e1000_hw *hw, u8 *addr, u32 index);
573 extern s32 e1000e_set_fc_watermarks(struct e1000_hw *hw);
574 extern void e1000e_set_pcie_no_snoop(struct e1000_hw *hw, u32 no_snoop);
575 extern s32 e1000e_get_hw_semaphore(struct e1000_hw *hw);
576 extern s32 e1000e_valid_led_default(struct e1000_hw *hw, u16 *data);
577 extern void e1000e_config_collision_dist(struct e1000_hw *hw);
578 extern s32 e1000e_config_fc_after_link_up(struct e1000_hw *hw);
579 extern s32 e1000e_force_mac_fc(struct e1000_hw *hw);
580 extern s32 e1000e_blink_led_generic(struct e1000_hw *hw);
581 extern void e1000_write_vfta_generic(struct e1000_hw *hw, u32 offset, u32 value);
582 extern s32 e1000_check_alt_mac_addr_generic(struct e1000_hw *hw);
583 extern void e1000e_reset_adaptive(struct e1000_hw *hw);
584 extern void e1000e_update_adaptive(struct e1000_hw *hw);
585 
586 extern s32 e1000e_setup_copper_link(struct e1000_hw *hw);
587 extern s32 e1000e_get_phy_id(struct e1000_hw *hw);
588 extern void e1000e_put_hw_semaphore(struct e1000_hw *hw);
589 extern s32 e1000e_check_reset_block_generic(struct e1000_hw *hw);
590 extern s32 e1000e_phy_force_speed_duplex_igp(struct e1000_hw *hw);
591 extern s32 e1000e_get_cable_length_igp_2(struct e1000_hw *hw);
592 extern s32 e1000e_get_phy_info_igp(struct e1000_hw *hw);
593 extern s32 e1000_set_page_igp(struct e1000_hw *hw, u16 page);
594 extern s32 e1000e_read_phy_reg_igp(struct e1000_hw *hw, u32 offset, u16 *data);
595 extern s32 e1000e_read_phy_reg_igp_locked(struct e1000_hw *hw, u32 offset,
596                                           u16 *data);
597 extern s32 e1000e_phy_hw_reset_generic(struct e1000_hw *hw);
598 extern s32 e1000e_set_d3_lplu_state(struct e1000_hw *hw, bool active);
599 extern s32 e1000e_write_phy_reg_igp(struct e1000_hw *hw, u32 offset, u16 data);
600 extern s32 e1000e_write_phy_reg_igp_locked(struct e1000_hw *hw, u32 offset,
601                                            u16 data);
602 extern s32 e1000e_phy_sw_reset(struct e1000_hw *hw);
603 extern s32 e1000e_phy_force_speed_duplex_m88(struct e1000_hw *hw);
604 extern s32 e1000e_get_cfg_done(struct e1000_hw *hw);
605 extern s32 e1000e_get_cable_length_m88(struct e1000_hw *hw);
606 extern s32 e1000e_get_phy_info_m88(struct e1000_hw *hw);
607 extern s32 e1000e_read_phy_reg_m88(struct e1000_hw *hw, u32 offset, u16 *data);
608 extern s32 e1000e_write_phy_reg_m88(struct e1000_hw *hw, u32 offset, u16 data);
609 extern s32 e1000e_phy_init_script_igp3(struct e1000_hw *hw);
610 extern enum e1000_phy_type e1000e_get_phy_type_from_id(u32 phy_id);
611 extern s32 e1000e_determine_phy_address(struct e1000_hw *hw);
612 extern s32 e1000e_write_phy_reg_bm(struct e1000_hw *hw, u32 offset, u16 data);
613 extern s32 e1000e_read_phy_reg_bm(struct e1000_hw *hw, u32 offset, u16 *data);
614 extern s32 e1000_enable_phy_wakeup_reg_access_bm(struct e1000_hw *hw,
615 						 u16 *phy_reg);
616 extern s32 e1000_disable_phy_wakeup_reg_access_bm(struct e1000_hw *hw,
617 						  u16 *phy_reg);
618 extern s32 e1000e_read_phy_reg_bm2(struct e1000_hw *hw, u32 offset, u16 *data);
619 extern s32 e1000e_write_phy_reg_bm2(struct e1000_hw *hw, u32 offset, u16 data);
620 extern void e1000e_phy_force_speed_duplex_setup(struct e1000_hw *hw, u16 *phy_ctrl);
621 extern s32 e1000e_write_kmrn_reg(struct e1000_hw *hw, u32 offset, u16 data);
622 extern s32 e1000e_write_kmrn_reg_locked(struct e1000_hw *hw, u32 offset,
623                                         u16 data);
624 extern s32 e1000e_read_kmrn_reg(struct e1000_hw *hw, u32 offset, u16 *data);
625 extern s32 e1000e_read_kmrn_reg_locked(struct e1000_hw *hw, u32 offset,
626                                        u16 *data);
627 extern s32 e1000e_phy_has_link_generic(struct e1000_hw *hw, u32 iterations,
628 			       u32 usec_interval, bool *success);
629 extern s32 e1000e_phy_reset_dsp(struct e1000_hw *hw);
630 extern void e1000_power_up_phy_copper(struct e1000_hw *hw);
631 extern void e1000_power_down_phy_copper(struct e1000_hw *hw);
632 extern s32 e1000e_read_phy_reg_mdic(struct e1000_hw *hw, u32 offset, u16 *data);
633 extern s32 e1000e_write_phy_reg_mdic(struct e1000_hw *hw, u32 offset, u16 data);
634 extern s32 e1000e_check_downshift(struct e1000_hw *hw);
635 extern s32 e1000_read_phy_reg_hv(struct e1000_hw *hw, u32 offset, u16 *data);
636 extern s32 e1000_read_phy_reg_hv_locked(struct e1000_hw *hw, u32 offset,
637                                         u16 *data);
638 extern s32 e1000_read_phy_reg_page_hv(struct e1000_hw *hw, u32 offset,
639 				      u16 *data);
640 extern s32 e1000_write_phy_reg_hv(struct e1000_hw *hw, u32 offset, u16 data);
641 extern s32 e1000_write_phy_reg_hv_locked(struct e1000_hw *hw, u32 offset,
642                                          u16 data);
643 extern s32 e1000_write_phy_reg_page_hv(struct e1000_hw *hw, u32 offset,
644 				       u16 data);
645 extern s32 e1000_link_stall_workaround_hv(struct e1000_hw *hw);
646 extern s32 e1000_copper_link_setup_82577(struct e1000_hw *hw);
647 extern s32 e1000_check_polarity_82577(struct e1000_hw *hw);
648 extern s32 e1000_get_phy_info_82577(struct e1000_hw *hw);
649 extern s32 e1000_phy_force_speed_duplex_82577(struct e1000_hw *hw);
650 extern s32 e1000_get_cable_length_82577(struct e1000_hw *hw);
651 
652 extern s32 e1000_check_polarity_m88(struct e1000_hw *hw);
653 extern s32 e1000_get_phy_info_ife(struct e1000_hw *hw);
654 extern s32 e1000_check_polarity_ife(struct e1000_hw *hw);
655 extern s32 e1000_phy_force_speed_duplex_ife(struct e1000_hw *hw);
656 extern s32 e1000_check_polarity_igp(struct e1000_hw *hw);
657 extern bool e1000_check_phy_82574(struct e1000_hw *hw);
658 
659 static inline s32 e1000_phy_hw_reset(struct e1000_hw *hw)
660 {
661 	return hw->phy.ops.reset(hw);
662 }
663 
664 static inline s32 e1000_check_reset_block(struct e1000_hw *hw)
665 {
666 	return hw->phy.ops.check_reset_block(hw);
667 }
668 
669 static inline s32 e1e_rphy(struct e1000_hw *hw, u32 offset, u16 *data)
670 {
671 	return hw->phy.ops.read_reg(hw, offset, data);
672 }
673 
674 static inline s32 e1e_wphy(struct e1000_hw *hw, u32 offset, u16 data)
675 {
676 	return hw->phy.ops.write_reg(hw, offset, data);
677 }
678 
679 static inline s32 e1000_get_cable_length(struct e1000_hw *hw)
680 {
681 	return hw->phy.ops.get_cable_length(hw);
682 }
683 
684 extern s32 e1000e_acquire_nvm(struct e1000_hw *hw);
685 extern s32 e1000e_write_nvm_spi(struct e1000_hw *hw, u16 offset, u16 words, u16 *data);
686 extern s32 e1000e_update_nvm_checksum_generic(struct e1000_hw *hw);
687 extern s32 e1000e_poll_eerd_eewr_done(struct e1000_hw *hw, int ee_reg);
688 extern s32 e1000e_read_nvm_eerd(struct e1000_hw *hw, u16 offset, u16 words, u16 *data);
689 extern s32 e1000e_validate_nvm_checksum_generic(struct e1000_hw *hw);
690 extern void e1000e_release_nvm(struct e1000_hw *hw);
691 extern void e1000e_reload_nvm(struct e1000_hw *hw);
692 extern s32 e1000_read_mac_addr_generic(struct e1000_hw *hw);
693 
694 static inline s32 e1000e_read_mac_addr(struct e1000_hw *hw)
695 {
696 	if (hw->mac.ops.read_mac_addr)
697 		return hw->mac.ops.read_mac_addr(hw);
698 
699 	return e1000_read_mac_addr_generic(hw);
700 }
701 
702 static inline s32 e1000_validate_nvm_checksum(struct e1000_hw *hw)
703 {
704 	return hw->nvm.ops.validate(hw);
705 }
706 
707 static inline s32 e1000e_update_nvm_checksum(struct e1000_hw *hw)
708 {
709 	return hw->nvm.ops.update(hw);
710 }
711 
712 static inline s32 e1000_read_nvm(struct e1000_hw *hw, u16 offset, u16 words, u16 *data)
713 {
714 	return hw->nvm.ops.read(hw, offset, words, data);
715 }
716 
717 static inline s32 e1000_write_nvm(struct e1000_hw *hw, u16 offset, u16 words, u16 *data)
718 {
719 	return hw->nvm.ops.write(hw, offset, words, data);
720 }
721 
722 static inline s32 e1000_get_phy_info(struct e1000_hw *hw)
723 {
724 	return hw->phy.ops.get_info(hw);
725 }
726 
727 static inline s32 e1000e_check_mng_mode(struct e1000_hw *hw)
728 {
729 	return hw->mac.ops.check_mng_mode(hw);
730 }
731 
732 extern bool e1000e_check_mng_mode_generic(struct e1000_hw *hw);
733 extern bool e1000e_enable_tx_pkt_filtering(struct e1000_hw *hw);
734 extern s32 e1000e_mng_write_dhcp_info(struct e1000_hw *hw, u8 *buffer, u16 length);
735 
736 static inline u32 __er32(struct e1000_hw *hw, unsigned long reg)
737 {
738 	return readl(hw->hw_addr + reg);
739 }
740 
741 static inline void __ew32(struct e1000_hw *hw, unsigned long reg, u32 val)
742 {
743 	writel(val, hw->hw_addr + reg);
744 }
745 
746 #endif /* _E1000_H_ */
747