Merge remote-tracking branch 'iommu/next'
[deliverable/linux.git] / drivers / net / ethernet / cavium / thunder / thunder_bgx.h
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1/*
2 * Copyright (C) 2015 Cavium, Inc.
3 *
4 * This program is free software; you can redistribute it and/or modify it
5 * under the terms of version 2 of the GNU General Public License
6 * as published by the Free Software Foundation.
7 */
8
9#ifndef THUNDER_BGX_H
10#define THUNDER_BGX_H
11
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12/* PCI device ID */
13#define PCI_DEVICE_ID_THUNDER_BGX 0xA026
6465859a 14#define PCI_DEVICE_ID_THUNDER_RGX 0xA054
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15
16/* Subsystem device IDs */
17#define PCI_SUBSYS_DEVID_88XX_BGX 0xA126
18#define PCI_SUBSYS_DEVID_81XX_BGX 0xA226
19#define PCI_SUBSYS_DEVID_83XX_BGX 0xA326
20
09de3917 21#define MAX_BGX_THUNDER 8 /* Max 2 nodes, 4 per node */
4863dea3 22#define MAX_BGX_PER_CN88XX 2
6465859a 23#define MAX_BGX_PER_CN81XX 3 /* 2 BGXs + 1 RGX */
0025d93e 24#define MAX_BGX_PER_CN83XX 4
09de3917 25#define MAX_BGX_PER_NODE 4
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26#define MAX_LMAC_PER_BGX 4
27#define MAX_BGX_CHANS_PER_LMAC 16
28#define MAX_DMAC_PER_LMAC 8
29#define MAX_FRAME_SIZE 9216
30
31#define MAX_DMAC_PER_LMAC_TNS_BYPASS_MODE 2
32
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33/* Registers */
34#define BGX_CMRX_CFG 0x00
35#define CMR_PKT_TX_EN BIT_ULL(13)
36#define CMR_PKT_RX_EN BIT_ULL(14)
37#define CMR_EN BIT_ULL(15)
38#define BGX_CMR_GLOBAL_CFG 0x08
39#define CMR_GLOBAL_CFG_FCS_STRIP BIT_ULL(6)
40#define BGX_CMRX_RX_ID_MAP 0x60
41#define BGX_CMRX_RX_STAT0 0x70
42#define BGX_CMRX_RX_STAT1 0x78
43#define BGX_CMRX_RX_STAT2 0x80
44#define BGX_CMRX_RX_STAT3 0x88
45#define BGX_CMRX_RX_STAT4 0x90
46#define BGX_CMRX_RX_STAT5 0x98
47#define BGX_CMRX_RX_STAT6 0xA0
48#define BGX_CMRX_RX_STAT7 0xA8
49#define BGX_CMRX_RX_STAT8 0xB0
50#define BGX_CMRX_RX_STAT9 0xB8
51#define BGX_CMRX_RX_STAT10 0xC0
52#define BGX_CMRX_RX_BP_DROP 0xC8
53#define BGX_CMRX_RX_DMAC_CTL 0x0E8
3f4c68cf 54#define BGX_CMRX_RX_FIFO_LEN 0x108
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55#define BGX_CMR_RX_DMACX_CAM 0x200
56#define RX_DMACX_CAM_EN BIT_ULL(48)
57#define RX_DMACX_CAM_LMACID(x) (x << 49)
58#define RX_DMAC_COUNT 32
59#define BGX_CMR_RX_STREERING 0x300
60#define RX_TRAFFIC_STEER_RULE_COUNT 8
61#define BGX_CMR_CHAN_MSK_AND 0x450
62#define BGX_CMR_BIST_STATUS 0x460
63#define BGX_CMR_RX_LMACS 0x468
3f4c68cf 64#define BGX_CMRX_TX_FIFO_LEN 0x518
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65#define BGX_CMRX_TX_STAT0 0x600
66#define BGX_CMRX_TX_STAT1 0x608
67#define BGX_CMRX_TX_STAT2 0x610
68#define BGX_CMRX_TX_STAT3 0x618
69#define BGX_CMRX_TX_STAT4 0x620
70#define BGX_CMRX_TX_STAT5 0x628
71#define BGX_CMRX_TX_STAT6 0x630
72#define BGX_CMRX_TX_STAT7 0x638
73#define BGX_CMRX_TX_STAT8 0x640
74#define BGX_CMRX_TX_STAT9 0x648
75#define BGX_CMRX_TX_STAT10 0x650
76#define BGX_CMRX_TX_STAT11 0x658
77#define BGX_CMRX_TX_STAT12 0x660
78#define BGX_CMRX_TX_STAT13 0x668
79#define BGX_CMRX_TX_STAT14 0x670
80#define BGX_CMRX_TX_STAT15 0x678
81#define BGX_CMRX_TX_STAT16 0x680
82#define BGX_CMRX_TX_STAT17 0x688
83#define BGX_CMR_TX_LMACS 0x1000
84
85#define BGX_SPUX_CONTROL1 0x10000
86#define SPU_CTL_LOW_POWER BIT_ULL(11)
d77a2384 87#define SPU_CTL_LOOPBACK BIT_ULL(14)
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88#define SPU_CTL_RESET BIT_ULL(15)
89#define BGX_SPUX_STATUS1 0x10008
90#define SPU_STATUS1_RCV_LNK BIT_ULL(2)
91#define BGX_SPUX_STATUS2 0x10020
92#define SPU_STATUS2_RCVFLT BIT_ULL(10)
93#define BGX_SPUX_BX_STATUS 0x10028
94#define SPU_BX_STATUS_RX_ALIGN BIT_ULL(12)
95#define BGX_SPUX_BR_STATUS1 0x10030
96#define SPU_BR_STATUS_BLK_LOCK BIT_ULL(0)
97#define SPU_BR_STATUS_RCV_LNK BIT_ULL(12)
98#define BGX_SPUX_BR_PMD_CRTL 0x10068
99#define SPU_PMD_CRTL_TRAIN_EN BIT_ULL(1)
100#define BGX_SPUX_BR_PMD_LP_CUP 0x10078
101#define BGX_SPUX_BR_PMD_LD_CUP 0x10088
102#define BGX_SPUX_BR_PMD_LD_REP 0x10090
103#define BGX_SPUX_FEC_CONTROL 0x100A0
104#define SPU_FEC_CTL_FEC_EN BIT_ULL(0)
105#define SPU_FEC_CTL_ERR_EN BIT_ULL(1)
106#define BGX_SPUX_AN_CONTROL 0x100C8
107#define SPU_AN_CTL_AN_EN BIT_ULL(12)
108#define SPU_AN_CTL_XNP_EN BIT_ULL(13)
109#define BGX_SPUX_AN_ADV 0x100D8
110#define BGX_SPUX_MISC_CONTROL 0x10218
111#define SPU_MISC_CTL_INTLV_RDISP BIT_ULL(10)
112#define SPU_MISC_CTL_RX_DIS BIT_ULL(12)
113#define BGX_SPUX_INT 0x10220 /* +(0..3) << 20 */
114#define BGX_SPUX_INT_W1S 0x10228
115#define BGX_SPUX_INT_ENA_W1C 0x10230
116#define BGX_SPUX_INT_ENA_W1S 0x10238
117#define BGX_SPU_DBG_CONTROL 0x10300
118#define SPU_DBG_CTL_AN_ARB_LINK_CHK_EN BIT_ULL(18)
119#define SPU_DBG_CTL_AN_NONCE_MCT_DIS BIT_ULL(29)
120
121#define BGX_SMUX_RX_INT 0x20000
122#define BGX_SMUX_RX_JABBER 0x20030
123#define BGX_SMUX_RX_CTL 0x20048
124#define SMU_RX_CTL_STATUS (3ull << 0)
125#define BGX_SMUX_TX_APPEND 0x20100
126#define SMU_TX_APPEND_FCS_D BIT_ULL(2)
127#define BGX_SMUX_TX_MIN_PKT 0x20118
128#define BGX_SMUX_TX_INT 0x20140
129#define BGX_SMUX_TX_CTL 0x20178
130#define SMU_TX_CTL_DIC_EN BIT_ULL(0)
131#define SMU_TX_CTL_UNI_EN BIT_ULL(1)
132#define SMU_TX_CTL_LNK_STATUS (3ull << 4)
133#define BGX_SMUX_TX_THRESH 0x20180
134#define BGX_SMUX_CTL 0x20200
135#define SMU_CTL_RX_IDLE BIT_ULL(0)
136#define SMU_CTL_TX_IDLE BIT_ULL(1)
137
138#define BGX_GMP_PCS_MRX_CTL 0x30000
139#define PCS_MRX_CTL_RST_AN BIT_ULL(9)
140#define PCS_MRX_CTL_PWR_DN BIT_ULL(11)
141#define PCS_MRX_CTL_AN_EN BIT_ULL(12)
d77a2384 142#define PCS_MRX_CTL_LOOPBACK1 BIT_ULL(14)
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143#define PCS_MRX_CTL_RESET BIT_ULL(15)
144#define BGX_GMP_PCS_MRX_STATUS 0x30008
145#define PCS_MRX_STATUS_AN_CPT BIT_ULL(5)
146#define BGX_GMP_PCS_ANX_AN_RESULTS 0x30020
147#define BGX_GMP_PCS_SGM_AN_ADV 0x30068
148#define BGX_GMP_PCS_MISCX_CTL 0x30078
3f8057cf 149#define PCS_MISC_CTL_DISP_EN BIT_ULL(13)
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150#define PCS_MISC_CTL_GMX_ENO BIT_ULL(11)
151#define PCS_MISC_CTL_SAMP_PT_MASK 0x7Full
152#define BGX_GMP_GMI_PRTX_CFG 0x38020
153#define GMI_PORT_CFG_SPEED BIT_ULL(1)
154#define GMI_PORT_CFG_DUPLEX BIT_ULL(2)
155#define GMI_PORT_CFG_SLOT_TIME BIT_ULL(3)
156#define GMI_PORT_CFG_SPEED_MSB BIT_ULL(8)
157#define BGX_GMP_GMI_RXX_JABBER 0x38038
158#define BGX_GMP_GMI_TXX_THRESH 0x38210
159#define BGX_GMP_GMI_TXX_APPEND 0x38218
160#define BGX_GMP_GMI_TXX_SLOT 0x38220
161#define BGX_GMP_GMI_TXX_BURST 0x38228
162#define BGX_GMP_GMI_TXX_MIN_PKT 0x38240
163#define BGX_GMP_GMI_TXX_SGMII_CTL 0x38300
164
165#define BGX_MSIX_VEC_0_29_ADDR 0x400000 /* +(0..29) << 4 */
166#define BGX_MSIX_VEC_0_29_CTL 0x400008
167#define BGX_MSIX_PBA_0 0x4F0000
168
169/* MSI-X interrupts */
170#define BGX_MSIX_VECTORS 30
171#define BGX_LMAC_VEC_OFFSET 7
172#define BGX_MSIX_VEC_SHIFT 4
173
174#define CMRX_INT 0
175#define SPUX_INT 1
176#define SMUX_RX_INT 2
177#define SMUX_TX_INT 3
178#define GMPX_PCS_INT 4
179#define GMPX_GMI_RX_INT 5
180#define GMPX_GMI_TX_INT 6
181#define CMR_MEM_INT 28
182#define SPU_MEM_INT 29
183
184#define LMAC_INTR_LINK_UP BIT(0)
185#define LMAC_INTR_LINK_DOWN BIT(1)
186
187/* RX_DMAC_CTL configuration*/
188enum MCAST_MODE {
189 MCAST_MODE_REJECT,
190 MCAST_MODE_ACCEPT,
191 MCAST_MODE_CAM_FILTER,
192 RSVD
193};
194
195#define BCAST_ACCEPT 1
196#define CAM_ACCEPT 1
197
723cda5b 198void octeon_mdiobus_force_mod_depencency(void);
bc69fdfc 199void bgx_lmac_rx_tx_enable(int node, int bgx_idx, int lmacid, bool enable);
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200void bgx_add_dmac_addr(u64 dmac, int node, int bgx_idx, int lmac);
201unsigned bgx_get_map(int node);
202int bgx_get_lmac_count(int node, int bgx);
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203const u8 *bgx_get_lmac_mac(int node, int bgx_idx, int lmacid);
204void bgx_set_lmac_mac(int node, int bgx_idx, int lmacid, const u8 *mac);
4863dea3 205void bgx_get_lmac_link_state(int node, int bgx_idx, int lmacid, void *status);
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206void bgx_lmac_internal_loopback(int node, int bgx_idx,
207 int lmac_idx, bool enable);
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208void xcv_init_hw(void);
209void xcv_setup_link(bool link_up, int link_speed);
210
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211u64 bgx_get_rx_stats(int node, int bgx_idx, int lmac, int idx);
212u64 bgx_get_tx_stats(int node, int bgx_idx, int lmac, int idx);
213#define BGX_RX_STATS_COUNT 11
214#define BGX_TX_STATS_COUNT 18
215
216struct bgx_stats {
217 u64 rx_stats[BGX_RX_STATS_COUNT];
218 u64 tx_stats[BGX_TX_STATS_COUNT];
219};
220
221enum LMAC_TYPE {
222 BGX_MODE_SGMII = 0, /* 1 lane, 1.250 Gbaud */
223 BGX_MODE_XAUI = 1, /* 4 lanes, 3.125 Gbaud */
224 BGX_MODE_DXAUI = 1, /* 4 lanes, 6.250 Gbaud */
225 BGX_MODE_RXAUI = 2, /* 2 lanes, 6.250 Gbaud */
226 BGX_MODE_XFI = 3, /* 1 lane, 10.3125 Gbaud */
227 BGX_MODE_XLAUI = 4, /* 4 lanes, 10.3125 Gbaud */
228 BGX_MODE_10G_KR = 3,/* 1 lane, 10.3125 Gbaud */
229 BGX_MODE_40G_KR = 4,/* 4 lanes, 10.3125 Gbaud */
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230 BGX_MODE_RGMII = 5,
231 BGX_MODE_QSGMII = 6,
232 BGX_MODE_INVALID = 7,
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233};
234
4863dea3 235#endif /* THUNDER_BGX_H */
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