1 /* SPDX-License-Identifier: GPL-2.0 */
2 #ifndef _B44_H
3 #define _B44_H
4 
5 #include <linux/brcmphy.h>
6 
7 /* Register layout. (These correspond to struct _bcmenettregs in bcm4400.) */
8 #define	B44_DEVCTRL	0x0000UL /* Device Control */
9 #define  DEVCTRL_MPM		0x00000040 /* Magic Packet PME Enable (B0 only) */
10 #define  DEVCTRL_PFE		0x00000080 /* Pattern Filtering Enable */
11 #define  DEVCTRL_IPP		0x00000400 /* Internal EPHY Present */
12 #define  DEVCTRL_EPR		0x00008000 /* EPHY Reset */
13 #define  DEVCTRL_PME		0x00001000 /* PHY Mode Enable */
14 #define  DEVCTRL_PMCE		0x00002000 /* PHY Mode Clocks Enable */
15 #define  DEVCTRL_PADDR		0x0007c000 /* PHY Address */
16 #define  DEVCTRL_PADDR_SHIFT	18
17 #define B44_BIST_STAT	0x000CUL /* Built-In Self-Test Status */
18 #define B44_WKUP_LEN	0x0010UL /* Wakeup Length */
19 #define  WKUP_LEN_P0_MASK	0x0000007f /* Pattern 0 */
20 #define  WKUP_LEN_D0		0x00000080
21 #define  WKUP_LEN_P1_MASK	0x00007f00 /* Pattern 1 */
22 #define  WKUP_LEN_P1_SHIFT	8
23 #define  WKUP_LEN_D1		0x00008000
24 #define  WKUP_LEN_P2_MASK	0x007f0000 /* Pattern 2 */
25 #define  WKUP_LEN_P2_SHIFT	16
26 #define  WKUP_LEN_D2		0x00000000
27 #define  WKUP_LEN_P3_MASK	0x7f000000 /* Pattern 3 */
28 #define  WKUP_LEN_P3_SHIFT	24
29 #define  WKUP_LEN_D3		0x80000000
30 #define  WKUP_LEN_DISABLE	0x80808080
31 #define  WKUP_LEN_ENABLE_TWO	0x80800000
32 #define  WKUP_LEN_ENABLE_THREE	0x80000000
33 #define B44_ISTAT	0x0020UL /* Interrupt Status */
34 #define  ISTAT_LS		0x00000020 /* Link Change (B0 only) */
35 #define  ISTAT_PME		0x00000040 /* Power Management Event */
36 #define  ISTAT_TO		0x00000080 /* General Purpose Timeout */
37 #define  ISTAT_DSCE		0x00000400 /* Descriptor Error */
38 #define  ISTAT_DATAE		0x00000800 /* Data Error */
39 #define  ISTAT_DPE		0x00001000 /* Descr. Protocol Error */
40 #define  ISTAT_RDU		0x00002000 /* Receive Descr. Underflow */
41 #define  ISTAT_RFO		0x00004000 /* Receive FIFO Overflow */
42 #define  ISTAT_TFU		0x00008000 /* Transmit FIFO Underflow */
43 #define  ISTAT_RX		0x00010000 /* RX Interrupt */
44 #define  ISTAT_TX		0x01000000 /* TX Interrupt */
45 #define  ISTAT_EMAC		0x04000000 /* EMAC Interrupt */
46 #define  ISTAT_MII_WRITE	0x08000000 /* MII Write Interrupt */
47 #define  ISTAT_MII_READ		0x10000000 /* MII Read Interrupt */
48 #define  ISTAT_ERRORS (ISTAT_DSCE|ISTAT_DATAE|ISTAT_DPE|ISTAT_RDU|ISTAT_RFO|ISTAT_TFU)
49 #define B44_IMASK	0x0024UL /* Interrupt Mask */
50 #define  IMASK_DEF		(ISTAT_ERRORS | ISTAT_TO | ISTAT_RX | ISTAT_TX)
51 #define B44_GPTIMER	0x0028UL /* General Purpose Timer */
52 #define B44_ADDR_LO	0x0088UL /* ENET Address Lo (B0 only) */
53 #define B44_ADDR_HI	0x008CUL /* ENET Address Hi (B0 only) */
54 #define B44_FILT_ADDR	0x0090UL /* ENET Filter Address */
55 #define B44_FILT_DATA	0x0094UL /* ENET Filter Data */
56 #define B44_TXBURST	0x00A0UL /* TX Max Burst Length */
57 #define B44_RXBURST	0x00A4UL /* RX Max Burst Length */
58 #define B44_MAC_CTRL	0x00A8UL /* MAC Control */
59 #define  MAC_CTRL_CRC32_ENAB	0x00000001 /* CRC32 Generation Enable */
60 #define  MAC_CTRL_PHY_PDOWN	0x00000004 /* Onchip EPHY Powerdown */
61 #define  MAC_CTRL_PHY_EDET	0x00000008 /* Onchip EPHY Energy Detected */
62 #define  MAC_CTRL_PHY_LEDCTRL	0x000000e0 /* Onchip EPHY LED Control */
63 #define  MAC_CTRL_PHY_LEDCTRL_SHIFT 5
64 #define B44_MAC_FLOW	0x00ACUL /* MAC Flow Control */
65 #define  MAC_FLOW_RX_HI_WATER	0x000000ff /* Receive FIFO HI Water Mark */
66 #define  MAC_FLOW_PAUSE_ENAB	0x00008000 /* Enable Pause Frame Generation */
67 #define B44_RCV_LAZY	0x0100UL /* Lazy Interrupt Control */
68 #define  RCV_LAZY_TO_MASK	0x00ffffff /* Timeout */
69 #define  RCV_LAZY_FC_MASK	0xff000000 /* Frame Count */
70 #define  RCV_LAZY_FC_SHIFT	24
71 #define B44_DMATX_CTRL	0x0200UL /* DMA TX Control */
72 #define  DMATX_CTRL_ENABLE	0x00000001 /* Enable */
73 #define  DMATX_CTRL_SUSPEND	0x00000002 /* Suepend Request */
74 #define  DMATX_CTRL_LPBACK	0x00000004 /* Loopback Enable */
75 #define  DMATX_CTRL_FAIRPRIOR	0x00000008 /* Fair Priority */
76 #define  DMATX_CTRL_FLUSH	0x00000010 /* Flush Request */
77 #define B44_DMATX_ADDR	0x0204UL /* DMA TX Descriptor Ring Address */
78 #define B44_DMATX_PTR	0x0208UL /* DMA TX Last Posted Descriptor */
79 #define B44_DMATX_STAT	0x020CUL /* DMA TX Current Active Desc. + Status */
80 #define  DMATX_STAT_CDMASK	0x00000fff /* Current Descriptor Mask */
81 #define  DMATX_STAT_SMASK	0x0000f000 /* State Mask */
82 #define  DMATX_STAT_SDISABLED	0x00000000 /* State Disabled */
83 #define  DMATX_STAT_SACTIVE	0x00001000 /* State Active */
84 #define  DMATX_STAT_SIDLE	0x00002000 /* State Idle Wait */
85 #define  DMATX_STAT_SSTOPPED	0x00003000 /* State Stopped */
86 #define  DMATX_STAT_SSUSP	0x00004000 /* State Suspend Pending */
87 #define  DMATX_STAT_EMASK	0x000f0000 /* Error Mask */
88 #define  DMATX_STAT_ENONE	0x00000000 /* Error None */
89 #define  DMATX_STAT_EDPE	0x00010000 /* Error Desc. Protocol Error */
90 #define  DMATX_STAT_EDFU	0x00020000 /* Error Data FIFO Underrun */
91 #define  DMATX_STAT_EBEBR	0x00030000 /* Error Bus Error on Buffer Read */
92 #define  DMATX_STAT_EBEDA	0x00040000 /* Error Bus Error on Desc. Access */
93 #define  DMATX_STAT_FLUSHED	0x00100000 /* Flushed */
94 #define B44_DMARX_CTRL	0x0210UL /* DMA RX Control */
95 #define  DMARX_CTRL_ENABLE	0x00000001 /* Enable */
96 #define  DMARX_CTRL_ROMASK	0x000000fe /* Receive Offset Mask */
97 #define  DMARX_CTRL_ROSHIFT	1 	   /* Receive Offset Shift */
98 #define B44_DMARX_ADDR	0x0214UL /* DMA RX Descriptor Ring Address */
99 #define B44_DMARX_PTR	0x0218UL /* DMA RX Last Posted Descriptor */
100 #define B44_DMARX_STAT	0x021CUL /* DMA RX Current Active Desc. + Status */
101 #define  DMARX_STAT_CDMASK	0x00000fff /* Current Descriptor Mask */
102 #define  DMARX_STAT_SMASK	0x0000f000 /* State Mask */
103 #define  DMARX_STAT_SDISABLED	0x00000000 /* State Disabled */
104 #define  DMARX_STAT_SACTIVE	0x00001000 /* State Active */
105 #define  DMARX_STAT_SIDLE	0x00002000 /* State Idle Wait */
106 #define  DMARX_STAT_SSTOPPED	0x00003000 /* State Stopped */
107 #define  DMARX_STAT_EMASK	0x000f0000 /* Error Mask */
108 #define  DMARX_STAT_ENONE	0x00000000 /* Error None */
109 #define  DMARX_STAT_EDPE	0x00010000 /* Error Desc. Protocol Error */
110 #define  DMARX_STAT_EDFO	0x00020000 /* Error Data FIFO Overflow */
111 #define  DMARX_STAT_EBEBW	0x00030000 /* Error Bus Error on Buffer Write */
112 #define  DMARX_STAT_EBEDA	0x00040000 /* Error Bus Error on Desc. Access */
113 #define B44_DMAFIFO_AD	0x0220UL /* DMA FIFO Diag Address */
114 #define  DMAFIFO_AD_OMASK	0x0000ffff /* Offset Mask */
115 #define  DMAFIFO_AD_SMASK	0x000f0000 /* Select Mask */
116 #define  DMAFIFO_AD_SXDD	0x00000000 /* Select Transmit DMA Data */
117 #define  DMAFIFO_AD_SXDP	0x00010000 /* Select Transmit DMA Pointers */
118 #define  DMAFIFO_AD_SRDD	0x00040000 /* Select Receive DMA Data */
119 #define  DMAFIFO_AD_SRDP	0x00050000 /* Select Receive DMA Pointers */
120 #define  DMAFIFO_AD_SXFD	0x00080000 /* Select Transmit FIFO Data */
121 #define  DMAFIFO_AD_SXFP	0x00090000 /* Select Transmit FIFO Pointers */
122 #define  DMAFIFO_AD_SRFD	0x000c0000 /* Select Receive FIFO Data */
123 #define  DMAFIFO_AD_SRFP	0x000c0000 /* Select Receive FIFO Pointers */
124 #define B44_DMAFIFO_LO	0x0224UL /* DMA FIFO Diag Low Data */
125 #define B44_DMAFIFO_HI	0x0228UL /* DMA FIFO Diag High Data */
126 #define B44_RXCONFIG	0x0400UL /* EMAC RX Config */
127 #define  RXCONFIG_DBCAST	0x00000001 /* Disable Broadcast */
128 #define  RXCONFIG_ALLMULTI	0x00000002 /* Accept All Multicast */
129 #define  RXCONFIG_NORX_WHILE_TX	0x00000004 /* Receive Disable While Transmitting */
130 #define  RXCONFIG_PROMISC	0x00000008 /* Promiscuous Enable */
131 #define  RXCONFIG_LPBACK	0x00000010 /* Loopback Enable */
132 #define  RXCONFIG_FLOW		0x00000020 /* Flow Control Enable */
133 #define  RXCONFIG_FLOW_ACCEPT	0x00000040 /* Accept Unicast Flow Control Frame */
134 #define  RXCONFIG_RFILT		0x00000080 /* Reject Filter */
135 #define  RXCONFIG_CAM_ABSENT	0x00000100 /* CAM Absent */
136 #define B44_RXMAXLEN	0x0404UL /* EMAC RX Max Packet Length */
137 #define B44_TXMAXLEN	0x0408UL /* EMAC TX Max Packet Length */
138 #define B44_MDIO_CTRL	0x0410UL /* EMAC MDIO Control */
139 #define  MDIO_CTRL_MAXF_MASK	0x0000007f /* MDC Frequency */
140 #define  MDIO_CTRL_PREAMBLE	0x00000080 /* MII Preamble Enable */
141 #define B44_MDIO_DATA	0x0414UL /* EMAC MDIO Data */
142 #define  MDIO_DATA_DATA		0x0000ffff /* R/W Data */
143 #define  MDIO_DATA_TA_MASK	0x00030000 /* Turnaround Value */
144 #define  MDIO_DATA_TA_SHIFT	16
145 #define  MDIO_TA_VALID		2
146 #define  MDIO_DATA_RA_MASK	0x007c0000 /* Register Address */
147 #define  MDIO_DATA_RA_SHIFT	18
148 #define  MDIO_DATA_PMD_MASK	0x0f800000 /* Physical Media Device */
149 #define  MDIO_DATA_PMD_SHIFT	23
150 #define  MDIO_DATA_OP_MASK	0x30000000 /* Opcode */
151 #define  MDIO_DATA_OP_SHIFT	28
152 #define  MDIO_OP_WRITE		1
153 #define  MDIO_OP_READ		2
154 #define  MDIO_DATA_SB_MASK	0xc0000000 /* Start Bits */
155 #define  MDIO_DATA_SB_SHIFT	30
156 #define  MDIO_DATA_SB_START	0x40000000 /* Start Of Frame */
157 #define B44_EMAC_IMASK	0x0418UL /* EMAC Interrupt Mask */
158 #define B44_EMAC_ISTAT	0x041CUL /* EMAC Interrupt Status */
159 #define  EMAC_INT_MII		0x00000001 /* MII MDIO Interrupt */
160 #define  EMAC_INT_MIB		0x00000002 /* MIB Interrupt */
161 #define  EMAC_INT_FLOW		0x00000003 /* Flow Control Interrupt */
162 #define B44_CAM_DATA_LO	0x0420UL /* EMAC CAM Data Low */
163 #define B44_CAM_DATA_HI	0x0424UL /* EMAC CAM Data High */
164 #define  CAM_DATA_HI_VALID	0x00010000 /* Valid Bit */
165 #define B44_CAM_CTRL	0x0428UL /* EMAC CAM Control */
166 #define  CAM_CTRL_ENABLE	0x00000001 /* CAM Enable */
167 #define  CAM_CTRL_MSEL		0x00000002 /* Mask Select */
168 #define  CAM_CTRL_READ		0x00000004 /* Read */
169 #define  CAM_CTRL_WRITE		0x00000008 /* Read */
170 #define  CAM_CTRL_INDEX_MASK	0x003f0000 /* Index Mask */
171 #define  CAM_CTRL_INDEX_SHIFT	16
172 #define  CAM_CTRL_BUSY		0x80000000 /* CAM Busy */
173 #define B44_ENET_CTRL	0x042CUL /* EMAC ENET Control */
174 #define  ENET_CTRL_ENABLE	0x00000001 /* EMAC Enable */
175 #define  ENET_CTRL_DISABLE	0x00000002 /* EMAC Disable */
176 #define  ENET_CTRL_SRST		0x00000004 /* EMAC Soft Reset */
177 #define  ENET_CTRL_EPSEL	0x00000008 /* External PHY Select */
178 #define B44_TX_CTRL	0x0430UL /* EMAC TX Control */
179 #define  TX_CTRL_DUPLEX		0x00000001 /* Full Duplex */
180 #define  TX_CTRL_FMODE		0x00000002 /* Flow Mode */
181 #define  TX_CTRL_SBENAB		0x00000004 /* Single Backoff Enable */
182 #define  TX_CTRL_SMALL_SLOT	0x00000008 /* Small Slottime */
183 #define B44_TX_WMARK	0x0434UL /* EMAC TX Watermark */
184 #define B44_MIB_CTRL	0x0438UL /* EMAC MIB Control */
185 #define  MIB_CTRL_CLR_ON_READ	0x00000001 /* Autoclear on Read */
186 #define B44_TX_GOOD_O	0x0500UL /* MIB TX Good Octets */
187 #define B44_TX_GOOD_P	0x0504UL /* MIB TX Good Packets */
188 #define B44_TX_O	0x0508UL /* MIB TX Octets */
189 #define B44_TX_P	0x050CUL /* MIB TX Packets */
190 #define B44_TX_BCAST	0x0510UL /* MIB TX Broadcast Packets */
191 #define B44_TX_MCAST	0x0514UL /* MIB TX Multicast Packets */
192 #define B44_TX_64	0x0518UL /* MIB TX <= 64 byte Packets */
193 #define B44_TX_65_127	0x051CUL /* MIB TX 65 to 127 byte Packets */
194 #define B44_TX_128_255	0x0520UL /* MIB TX 128 to 255 byte Packets */
195 #define B44_TX_256_511	0x0524UL /* MIB TX 256 to 511 byte Packets */
196 #define B44_TX_512_1023	0x0528UL /* MIB TX 512 to 1023 byte Packets */
197 #define B44_TX_1024_MAX	0x052CUL /* MIB TX 1024 to max byte Packets */
198 #define B44_TX_JABBER	0x0530UL /* MIB TX Jabber Packets */
199 #define B44_TX_OSIZE	0x0534UL /* MIB TX Oversize Packets */
200 #define B44_TX_FRAG	0x0538UL /* MIB TX Fragment Packets */
201 #define B44_TX_URUNS	0x053CUL /* MIB TX Underruns */
202 #define B44_TX_TCOLS	0x0540UL /* MIB TX Total Collisions */
203 #define B44_TX_SCOLS	0x0544UL /* MIB TX Single Collisions */
204 #define B44_TX_MCOLS	0x0548UL /* MIB TX Multiple Collisions */
205 #define B44_TX_ECOLS	0x054CUL /* MIB TX Excessive Collisions */
206 #define B44_TX_LCOLS	0x0550UL /* MIB TX Late Collisions */
207 #define B44_TX_DEFERED	0x0554UL /* MIB TX Defered Packets */
208 #define B44_TX_CLOST	0x0558UL /* MIB TX Carrier Lost */
209 #define B44_TX_PAUSE	0x055CUL /* MIB TX Pause Packets */
210 #define B44_RX_GOOD_O	0x0580UL /* MIB RX Good Octets */
211 #define B44_RX_GOOD_P	0x0584UL /* MIB RX Good Packets */
212 #define B44_RX_O	0x0588UL /* MIB RX Octets */
213 #define B44_RX_P	0x058CUL /* MIB RX Packets */
214 #define B44_RX_BCAST	0x0590UL /* MIB RX Broadcast Packets */
215 #define B44_RX_MCAST	0x0594UL /* MIB RX Multicast Packets */
216 #define B44_RX_64	0x0598UL /* MIB RX <= 64 byte Packets */
217 #define B44_RX_65_127	0x059CUL /* MIB RX 65 to 127 byte Packets */
218 #define B44_RX_128_255	0x05A0UL /* MIB RX 128 to 255 byte Packets */
219 #define B44_RX_256_511	0x05A4UL /* MIB RX 256 to 511 byte Packets */
220 #define B44_RX_512_1023	0x05A8UL /* MIB RX 512 to 1023 byte Packets */
221 #define B44_RX_1024_MAX	0x05ACUL /* MIB RX 1024 to max byte Packets */
222 #define B44_RX_JABBER	0x05B0UL /* MIB RX Jabber Packets */
223 #define B44_RX_OSIZE	0x05B4UL /* MIB RX Oversize Packets */
224 #define B44_RX_FRAG	0x05B8UL /* MIB RX Fragment Packets */
225 #define B44_RX_MISS	0x05BCUL /* MIB RX Missed Packets */
226 #define B44_RX_CRCA	0x05C0UL /* MIB RX CRC Align Errors */
227 #define B44_RX_USIZE	0x05C4UL /* MIB RX Undersize Packets */
228 #define B44_RX_CRC	0x05C8UL /* MIB RX CRC Errors */
229 #define B44_RX_ALIGN	0x05CCUL /* MIB RX Align Errors */
230 #define B44_RX_SYM	0x05D0UL /* MIB RX Symbol Errors */
231 #define B44_RX_PAUSE	0x05D4UL /* MIB RX Pause Packets */
232 #define B44_RX_NPAUSE	0x05D8UL /* MIB RX Non-Pause Packets */
233 
234 /* 4400 PHY registers */
235 #define B44_MII_AUXCTRL		24	/* Auxiliary Control */
236 #define  MII_AUXCTRL_DUPLEX	0x0001  /* Full Duplex */
237 #define  MII_AUXCTRL_SPEED	0x0002  /* 1=100Mbps, 0=10Mbps */
238 #define  MII_AUXCTRL_FORCED	0x0004	/* Forced 10/100 */
239 #define B44_MII_ALEDCTRL	26	/* Activity LED */
240 #define  MII_ALEDCTRL_ALLMSK	0x7fff
241 #define B44_MII_TLEDCTRL	27	/* Traffic Meter LED */
242 #define  MII_TLEDCTRL_ENABLE	0x0040
243 
244 struct dma_desc {
245 	__le32	ctrl;
246 	__le32	addr;
247 };
248 
249 /* There are only 12 bits in the DMA engine for descriptor offsetting
250  * so the table must be aligned on a boundary of this.
251  */
252 #define DMA_TABLE_BYTES		4096
253 
254 #define DESC_CTRL_LEN	0x00001fff
255 #define DESC_CTRL_CMASK	0x0ff00000 /* Core specific bits */
256 #define DESC_CTRL_EOT	0x10000000 /* End of Table */
257 #define DESC_CTRL_IOC	0x20000000 /* Interrupt On Completion */
258 #define DESC_CTRL_EOF	0x40000000 /* End of Frame */
259 #define DESC_CTRL_SOF	0x80000000 /* Start of Frame */
260 
261 #define RX_COPY_THRESHOLD  	256
262 
263 struct rx_header {
264 	__le16	len;
265 	__le16	flags;
266 	__le16	pad[12];
267 };
268 #define RX_HEADER_LEN	28
269 
270 #define RX_FLAG_OFIFO	0x00000001 /* FIFO Overflow */
271 #define RX_FLAG_CRCERR	0x00000002 /* CRC Error */
272 #define RX_FLAG_SERR	0x00000004 /* Receive Symbol Error */
273 #define RX_FLAG_ODD	0x00000008 /* Frame has odd number of nibbles */
274 #define RX_FLAG_LARGE	0x00000010 /* Frame is > RX MAX Length */
275 #define RX_FLAG_MCAST	0x00000020 /* Dest is Multicast Address */
276 #define RX_FLAG_BCAST	0x00000040 /* Dest is Broadcast Address */
277 #define RX_FLAG_MISS	0x00000080 /* Received due to promisc mode */
278 #define RX_FLAG_LAST	0x00000800 /* Last buffer in frame */
279 #define RX_FLAG_ERRORS	(RX_FLAG_ODD | RX_FLAG_SERR | RX_FLAG_CRCERR | RX_FLAG_OFIFO)
280 
281 struct ring_info {
282 	struct sk_buff		*skb;
283 	dma_addr_t	mapping;
284 };
285 
286 #define B44_MCAST_TABLE_SIZE		32
287 /* no local phy regs, e.g: Broadcom switches pseudo-PHY */
288 #define B44_PHY_ADDR_NO_LOCAL_PHY	BRCM_PSEUDO_PHY_ADDR
289 /* no phy present at all */
290 #define B44_PHY_ADDR_NO_PHY		31
291 #define B44_MDC_RATIO			5000000
292 
293 #define	B44_STAT_REG_DECLARE		\
294 	_B44(tx_good_octets)		\
295 	_B44(tx_good_pkts)		\
296 	_B44(tx_octets)			\
297 	_B44(tx_pkts)			\
298 	_B44(tx_broadcast_pkts)		\
299 	_B44(tx_multicast_pkts)		\
300 	_B44(tx_len_64)			\
301 	_B44(tx_len_65_to_127)		\
302 	_B44(tx_len_128_to_255)		\
303 	_B44(tx_len_256_to_511)		\
304 	_B44(tx_len_512_to_1023)	\
305 	_B44(tx_len_1024_to_max)	\
306 	_B44(tx_jabber_pkts)		\
307 	_B44(tx_oversize_pkts)		\
308 	_B44(tx_fragment_pkts)		\
309 	_B44(tx_underruns)		\
310 	_B44(tx_total_cols)		\
311 	_B44(tx_single_cols)		\
312 	_B44(tx_multiple_cols)		\
313 	_B44(tx_excessive_cols)		\
314 	_B44(tx_late_cols)		\
315 	_B44(tx_defered)		\
316 	_B44(tx_carrier_lost)		\
317 	_B44(tx_pause_pkts)		\
318 	_B44(rx_good_octets)		\
319 	_B44(rx_good_pkts)		\
320 	_B44(rx_octets)			\
321 	_B44(rx_pkts)			\
322 	_B44(rx_broadcast_pkts)		\
323 	_B44(rx_multicast_pkts)		\
324 	_B44(rx_len_64)			\
325 	_B44(rx_len_65_to_127)		\
326 	_B44(rx_len_128_to_255)		\
327 	_B44(rx_len_256_to_511)		\
328 	_B44(rx_len_512_to_1023)	\
329 	_B44(rx_len_1024_to_max)	\
330 	_B44(rx_jabber_pkts)		\
331 	_B44(rx_oversize_pkts)		\
332 	_B44(rx_fragment_pkts)		\
333 	_B44(rx_missed_pkts)		\
334 	_B44(rx_crc_align_errs)		\
335 	_B44(rx_undersize)		\
336 	_B44(rx_crc_errs)		\
337 	_B44(rx_align_errs)		\
338 	_B44(rx_symbol_errs)		\
339 	_B44(rx_pause_pkts)		\
340 	_B44(rx_nonpause_pkts)
341 
342 /* SW copy of device statistics, kept up to date by periodic timer
343  * which probes HW values. Check b44_stats_update if you mess with
344  * the layout
345  */
346 struct b44_hw_stats {
347 #define _B44(x)	u64 x;
348 B44_STAT_REG_DECLARE
349 #undef _B44
350 	struct u64_stats_sync	syncp;
351 };
352 
353 #define	B44_BOARDFLAG_ROBO		0x0010  /* Board has robo switch */
354 #define	B44_BOARDFLAG_ADM		0x0080  /* Board has ADMtek switch */
355 
356 struct ssb_device;
357 
358 struct b44 {
359 	spinlock_t		lock;
360 
361 	u32			imask, istat;
362 
363 	struct dma_desc		*rx_ring, *tx_ring;
364 
365 	u32			tx_prod, tx_cons;
366 	u32			rx_prod, rx_cons;
367 
368 	struct ring_info	*rx_buffers;
369 	struct ring_info	*tx_buffers;
370 
371 	struct napi_struct	napi;
372 
373 	u32			dma_offset;
374 	u32			flags;
375 #define B44_FLAG_B0_ANDLATER	0x00000001
376 #define B44_FLAG_BUGGY_TXPTR	0x00000002
377 #define B44_FLAG_REORDER_BUG	0x00000004
378 #define B44_FLAG_PAUSE_AUTO	0x00008000
379 #define B44_FLAG_FULL_DUPLEX	0x00010000
380 #define B44_FLAG_100_BASE_T	0x00020000
381 #define B44_FLAG_TX_PAUSE	0x00040000
382 #define B44_FLAG_RX_PAUSE	0x00080000
383 #define B44_FLAG_FORCE_LINK	0x00100000
384 #define B44_FLAG_ADV_10HALF	0x01000000
385 #define B44_FLAG_ADV_10FULL	0x02000000
386 #define B44_FLAG_ADV_100HALF	0x04000000
387 #define B44_FLAG_ADV_100FULL	0x08000000
388 #define B44_FLAG_EXTERNAL_PHY	0x10000000
389 #define B44_FLAG_RX_RING_HACK	0x20000000
390 #define B44_FLAG_TX_RING_HACK	0x40000000
391 #define B44_FLAG_WOL_ENABLE	0x80000000
392 
393 	u32			msg_enable;
394 
395 	struct timer_list	timer;
396 
397 	struct b44_hw_stats	hw_stats;
398 
399 	struct ssb_device	*sdev;
400 	struct net_device	*dev;
401 
402 	dma_addr_t		rx_ring_dma, tx_ring_dma;
403 
404 	u32			rx_pending;
405 	u32			tx_pending;
406 	u8			phy_addr;
407 	u8			force_copybreak;
408 	struct mii_bus		*mii_bus;
409 	int			old_link;
410 	struct mii_if_info	mii_if;
411 };
412 
413 #endif /* _B44_H */
414