xref: /linux/drivers/net/ethernet/intel/igb/e1000_82575.h (revision c95baf12f5077419db01313ab61c2aac007d40cd)
1 /* SPDX-License-Identifier: GPL-2.0 */
2 /* Copyright(c) 2007 - 2018 Intel Corporation. */
3 
4 #ifndef _E1000_82575_H_
5 #define _E1000_82575_H_
6 
7 void igb_shutdown_serdes_link_82575(struct e1000_hw *hw);
8 void igb_power_up_serdes_link_82575(struct e1000_hw *hw);
9 void igb_power_down_phy_copper_82575(struct e1000_hw *hw);
10 void igb_rx_fifo_flush_82575(struct e1000_hw *hw);
11 s32 igb_read_i2c_byte(struct e1000_hw *hw, u8 byte_offset, u8 dev_addr,
12 		      u8 *data);
13 s32 igb_write_i2c_byte(struct e1000_hw *hw, u8 byte_offset, u8 dev_addr,
14 		       u8 data);
15 
16 #define ID_LED_DEFAULT_82575_SERDES ((ID_LED_DEF1_DEF2 << 12) | \
17 				     (ID_LED_DEF1_DEF2 <<  8) | \
18 				     (ID_LED_DEF1_DEF2 <<  4) | \
19 				     (ID_LED_OFF1_ON2))
20 
21 #define E1000_RAR_ENTRIES_82575        16
22 #define E1000_RAR_ENTRIES_82576        24
23 #define E1000_RAR_ENTRIES_82580        24
24 #define E1000_RAR_ENTRIES_I350         32
25 
26 #define E1000_SW_SYNCH_MB              0x00000100
27 #define E1000_STAT_DEV_RST_SET         0x00100000
28 #define E1000_CTRL_DEV_RST             0x20000000
29 
30 /* SRRCTL bit definitions */
31 #define E1000_SRRCTL_BSIZEPKT_SHIFT                     10 /* Shift _right_ */
32 #define E1000_SRRCTL_BSIZEHDRSIZE_SHIFT                 2  /* Shift _left_ */
33 #define E1000_SRRCTL_DESCTYPE_ADV_ONEBUF                0x02000000
34 #define E1000_SRRCTL_DESCTYPE_HDR_SPLIT_ALWAYS          0x0A000000
35 #define E1000_SRRCTL_DROP_EN                            0x80000000
36 #define E1000_SRRCTL_TIMESTAMP                          0x40000000
37 
38 
39 #define E1000_MRQC_ENABLE_RSS_MQ            0x00000002
40 #define E1000_MRQC_ENABLE_VMDQ              0x00000003
41 #define E1000_MRQC_RSS_FIELD_IPV4_UDP       0x00400000
42 #define E1000_MRQC_ENABLE_VMDQ_RSS_MQ       0x00000005
43 #define E1000_MRQC_RSS_FIELD_IPV6_UDP       0x00800000
44 #define E1000_MRQC_RSS_FIELD_IPV6_UDP_EX    0x01000000
45 
46 #define E1000_EICR_TX_QUEUE ( \
47 	E1000_EICR_TX_QUEUE0 |    \
48 	E1000_EICR_TX_QUEUE1 |    \
49 	E1000_EICR_TX_QUEUE2 |    \
50 	E1000_EICR_TX_QUEUE3)
51 
52 #define E1000_EICR_RX_QUEUE ( \
53 	E1000_EICR_RX_QUEUE0 |    \
54 	E1000_EICR_RX_QUEUE1 |    \
55 	E1000_EICR_RX_QUEUE2 |    \
56 	E1000_EICR_RX_QUEUE3)
57 
58 /* Immediate Interrupt Rx (A.K.A. Low Latency Interrupt) */
59 #define E1000_IMIREXT_SIZE_BP     0x00001000  /* Packet size bypass */
60 #define E1000_IMIREXT_CTRL_BP     0x00080000  /* Bypass check of ctrl bits */
61 
62 /* Receive Descriptor - Advanced */
63 union e1000_adv_rx_desc {
64 	struct {
65 		__le64 pkt_addr;             /* Packet buffer address */
66 		__le64 hdr_addr;             /* Header buffer address */
67 	} read;
68 	struct {
69 		struct {
70 			struct {
71 				__le16 pkt_info;   /* RSS type, Packet type */
72 				__le16 hdr_info;   /* Split Head, buf len */
73 			} lo_dword;
74 			union {
75 				__le32 rss;          /* RSS Hash */
76 				struct {
77 					__le16 ip_id;    /* IP id */
78 					__le16 csum;     /* Packet Checksum */
79 				} csum_ip;
80 			} hi_dword;
81 		} lower;
82 		struct {
83 			__le32 status_error;     /* ext status/error */
84 			__le16 length;           /* Packet length */
85 			__le16 vlan;             /* VLAN tag */
86 		} upper;
87 	} wb;  /* writeback */
88 };
89 
90 #define E1000_RXDADV_HDRBUFLEN_MASK      0x7FE0
91 #define E1000_RXDADV_HDRBUFLEN_SHIFT     5
92 #define E1000_RXDADV_STAT_TS             0x10000 /* Pkt was time stamped */
93 #define E1000_RXDADV_STAT_TSIP           0x08000 /* timestamp in packet */
94 
95 /* Transmit Descriptor - Advanced */
96 union e1000_adv_tx_desc {
97 	struct {
98 		__le64 buffer_addr;    /* Address of descriptor's data buf */
99 		__le32 cmd_type_len;
100 		__le32 olinfo_status;
101 	} read;
102 	struct {
103 		__le64 rsvd;       /* Reserved */
104 		__le32 nxtseq_seed;
105 		__le32 status;
106 	} wb;
107 };
108 
109 /* Adv Transmit Descriptor Config Masks */
110 #define E1000_ADVTXD_MAC_TSTAMP   0x00080000 /* IEEE1588 Timestamp packet */
111 #define E1000_ADVTXD_DTYP_CTXT    0x00200000 /* Advanced Context Descriptor */
112 #define E1000_ADVTXD_DTYP_DATA    0x00300000 /* Advanced Data Descriptor */
113 #define E1000_ADVTXD_DCMD_EOP     0x01000000 /* End of Packet */
114 #define E1000_ADVTXD_DCMD_IFCS    0x02000000 /* Insert FCS (Ethernet CRC) */
115 #define E1000_ADVTXD_DCMD_RS      0x08000000 /* Report Status */
116 #define E1000_ADVTXD_DCMD_DEXT    0x20000000 /* Descriptor extension (1=Adv) */
117 #define E1000_ADVTXD_DCMD_VLE     0x40000000 /* VLAN pkt enable */
118 #define E1000_ADVTXD_DCMD_TSE     0x80000000 /* TCP Seg enable */
119 #define E1000_ADVTXD_PAYLEN_SHIFT    14 /* Adv desc PAYLEN shift */
120 
121 /* Context descriptors */
122 struct e1000_adv_tx_context_desc {
123 	__le32 vlan_macip_lens;
124 	__le32 seqnum_seed;
125 	__le32 type_tucmd_mlhl;
126 	__le32 mss_l4len_idx;
127 };
128 
129 #define E1000_ADVTXD_MACLEN_SHIFT    9  /* Adv ctxt desc mac len shift */
130 #define E1000_ADVTXD_TUCMD_L4T_UDP 0x00000000  /* L4 Packet TYPE of UDP */
131 #define E1000_ADVTXD_TUCMD_IPV4    0x00000400  /* IP Packet Type: 1=IPv4 */
132 #define E1000_ADVTXD_TUCMD_L4T_TCP 0x00000800  /* L4 Packet TYPE of TCP */
133 #define E1000_ADVTXD_TUCMD_L4T_SCTP 0x00001000 /* L4 packet TYPE of SCTP */
134 /* IPSec Encrypt Enable for ESP */
135 #define E1000_ADVTXD_L4LEN_SHIFT     8  /* Adv ctxt L4LEN shift */
136 #define E1000_ADVTXD_MSS_SHIFT      16  /* Adv ctxt MSS shift */
137 /* Adv ctxt IPSec SA IDX mask */
138 /* Adv ctxt IPSec ESP len mask */
139 
140 /* Additional Transmit Descriptor Control definitions */
141 #define E1000_TXDCTL_QUEUE_ENABLE  0x02000000 /* Enable specific Tx Queue */
142 /* Tx Queue Arbitration Priority 0=low, 1=high */
143 
144 /* Additional Receive Descriptor Control definitions */
145 #define E1000_RXDCTL_QUEUE_ENABLE  0x02000000 /* Enable specific Rx Queue */
146 
147 /* Direct Cache Access (DCA) definitions */
148 #define E1000_DCA_CTRL_DCA_MODE_DISABLE 0x01 /* DCA Disable */
149 #define E1000_DCA_CTRL_DCA_MODE_CB2     0x02 /* DCA Mode CB2 */
150 
151 #define E1000_DCA_RXCTRL_CPUID_MASK 0x0000001F /* Rx CPUID Mask */
152 #define E1000_DCA_RXCTRL_DESC_DCA_EN BIT(5) /* DCA Rx Desc enable */
153 #define E1000_DCA_RXCTRL_HEAD_DCA_EN BIT(6) /* DCA Rx Desc header enable */
154 #define E1000_DCA_RXCTRL_DATA_DCA_EN BIT(7) /* DCA Rx Desc payload enable */
155 #define E1000_DCA_RXCTRL_DESC_RRO_EN BIT(9) /* DCA Rx rd Desc Relax Order */
156 
157 #define E1000_DCA_TXCTRL_CPUID_MASK 0x0000001F /* Tx CPUID Mask */
158 #define E1000_DCA_TXCTRL_DESC_DCA_EN BIT(5) /* DCA Tx Desc enable */
159 #define E1000_DCA_TXCTRL_DESC_RRO_EN BIT(9) /* Tx rd Desc Relax Order */
160 #define E1000_DCA_TXCTRL_TX_WB_RO_EN BIT(11) /* Tx Desc writeback RO bit */
161 #define E1000_DCA_TXCTRL_DATA_RRO_EN BIT(13) /* Tx rd data Relax Order */
162 
163 /* Additional DCA related definitions, note change in position of CPUID */
164 #define E1000_DCA_TXCTRL_CPUID_MASK_82576 0xFF000000 /* Tx CPUID Mask */
165 #define E1000_DCA_RXCTRL_CPUID_MASK_82576 0xFF000000 /* Rx CPUID Mask */
166 #define E1000_DCA_TXCTRL_CPUID_SHIFT 24 /* Tx CPUID now in the last byte */
167 #define E1000_DCA_RXCTRL_CPUID_SHIFT 24 /* Rx CPUID now in the last byte */
168 
169 /* ETQF register bit definitions */
170 #define E1000_ETQF_FILTER_ENABLE   BIT(26)
171 #define E1000_ETQF_1588            BIT(30)
172 #define E1000_ETQF_IMM_INT         BIT(29)
173 #define E1000_ETQF_QUEUE_ENABLE    BIT(31)
174 #define E1000_ETQF_QUEUE_SHIFT     16
175 #define E1000_ETQF_QUEUE_MASK      0x00070000
176 #define E1000_ETQF_ETYPE_MASK      0x0000FFFF
177 
178 /* FTQF register bit definitions */
179 #define E1000_FTQF_VF_BP               0x00008000
180 #define E1000_FTQF_1588_TIME_STAMP     0x08000000
181 #define E1000_FTQF_MASK                0xF0000000
182 #define E1000_FTQF_MASK_PROTO_BP       0x10000000
183 #define E1000_FTQF_MASK_SOURCE_PORT_BP 0x80000000
184 
185 #define E1000_NVM_APME_82575          0x0400
186 #define MAX_NUM_VFS                   8
187 
188 #define E1000_DTXSWC_MAC_SPOOF_MASK   0x000000FF /* Per VF MAC spoof control */
189 #define E1000_DTXSWC_VLAN_SPOOF_MASK  0x0000FF00 /* Per VF VLAN spoof control */
190 #define E1000_DTXSWC_LLE_MASK         0x00FF0000 /* Per VF Local LB enables */
191 #define E1000_DTXSWC_VLAN_SPOOF_SHIFT 8
192 #define E1000_DTXSWC_VMDQ_LOOPBACK_EN BIT(31)  /* global VF LB enable */
193 
194 /* Easy defines for setting default pool, would normally be left a zero */
195 #define E1000_VT_CTL_DEFAULT_POOL_SHIFT 7
196 #define E1000_VT_CTL_DEFAULT_POOL_MASK  (0x7 << E1000_VT_CTL_DEFAULT_POOL_SHIFT)
197 
198 /* Other useful VMD_CTL register defines */
199 #define E1000_VT_CTL_IGNORE_MAC         BIT(28)
200 #define E1000_VT_CTL_DISABLE_DEF_POOL   BIT(29)
201 #define E1000_VT_CTL_VM_REPL_EN         BIT(30)
202 
203 /* Per VM Offload register setup */
204 #define E1000_VMOLR_RLPML_MASK 0x00003FFF /* Long Packet Maximum Length mask */
205 #define E1000_VMOLR_LPE        0x00010000 /* Accept Long packet */
206 #define E1000_VMOLR_RSSE       0x00020000 /* Enable RSS */
207 #define E1000_VMOLR_AUPE       0x01000000 /* Accept untagged packets */
208 #define E1000_VMOLR_ROMPE      0x02000000 /* Accept overflow multicast */
209 #define E1000_VMOLR_ROPE       0x04000000 /* Accept overflow unicast */
210 #define E1000_VMOLR_BAM        0x08000000 /* Accept Broadcast packets */
211 #define E1000_VMOLR_MPME       0x10000000 /* Multicast promiscuous mode */
212 #define E1000_VMOLR_STRVLAN    0x40000000 /* Vlan stripping enable */
213 #define E1000_VMOLR_STRCRC     0x80000000 /* CRC stripping enable */
214 
215 #define E1000_DVMOLR_HIDEVLAN  0x20000000 /* Hide vlan enable */
216 #define E1000_DVMOLR_STRVLAN   0x40000000 /* Vlan stripping enable */
217 #define E1000_DVMOLR_STRCRC    0x80000000 /* CRC stripping enable */
218 
219 #define E1000_VLVF_ARRAY_SIZE     32
220 #define E1000_VLVF_VLANID_MASK    0x00000FFF
221 #define E1000_VLVF_POOLSEL_SHIFT  12
222 #define E1000_VLVF_POOLSEL_MASK   (0xFF << E1000_VLVF_POOLSEL_SHIFT)
223 #define E1000_VLVF_LVLAN          0x00100000
224 #define E1000_VLVF_VLANID_ENABLE  0x80000000
225 
226 #define E1000_VMVIR_VLANA_DEFAULT      0x40000000 /* Always use default VLAN */
227 #define E1000_VMVIR_VLANA_NEVER        0x80000000 /* Never insert VLAN tag */
228 
229 #define E1000_IOVCTL 0x05BBC
230 #define E1000_IOVCTL_REUSE_VFQ 0x00000001
231 
232 #define E1000_RPLOLR_STRVLAN   0x40000000
233 #define E1000_RPLOLR_STRCRC    0x80000000
234 
235 #define E1000_DTXCTL_8023LL     0x0004
236 #define E1000_DTXCTL_VLAN_ADDED 0x0008
237 #define E1000_DTXCTL_OOS_ENABLE 0x0010
238 #define E1000_DTXCTL_MDP_EN     0x0020
239 #define E1000_DTXCTL_SPOOF_INT  0x0040
240 
241 #define E1000_EEPROM_PCS_AUTONEG_DISABLE_BIT	BIT(14)
242 
243 #define ALL_QUEUES   0xFFFF
244 
245 /* RX packet buffer size defines */
246 #define E1000_RXPBS_SIZE_MASK_82576  0x0000007F
247 void igb_vmdq_set_anti_spoofing_pf(struct e1000_hw *, bool, int);
248 void igb_vmdq_set_loopback_pf(struct e1000_hw *, bool);
249 void igb_vmdq_set_replication_pf(struct e1000_hw *, bool);
250 u16 igb_rxpbs_adjust_82580(u32 data);
251 s32 igb_read_emi_reg(struct e1000_hw *, u16 addr, u16 *data);
252 s32 igb_set_eee_i350(struct e1000_hw *, bool adv1G, bool adv100M);
253 s32 igb_set_eee_i354(struct e1000_hw *, bool adv1G, bool adv100M);
254 s32 igb_get_eee_status_i354(struct e1000_hw *hw, bool *status);
255 
256 #define E1000_I2C_THERMAL_SENSOR_ADDR	0xF8
257 #define E1000_EMC_INTERNAL_DATA		0x00
258 #define E1000_EMC_INTERNAL_THERM_LIMIT	0x20
259 #define E1000_EMC_DIODE1_DATA		0x01
260 #define E1000_EMC_DIODE1_THERM_LIMIT	0x19
261 #define E1000_EMC_DIODE2_DATA		0x23
262 #define E1000_EMC_DIODE2_THERM_LIMIT	0x1A
263 #define E1000_EMC_DIODE3_DATA		0x2A
264 #define E1000_EMC_DIODE3_THERM_LIMIT	0x30
265 #endif
266