LXR linux/drivers/net/ethernet/intel/igb/e1000

   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
   7void igb_shutdown_serdes_link_82575(struct e1000_hw *hw);
   8void igb_power_up_serdes_link_82575(struct e1000_hw *hw);
   9void igb_power_down_phy_copper_82575(struct e1000_hw *hw);
  10void igb_rx_fifo_flush_82575(struct e1000_hw *hw);
  11s32 igb_read_i2c_byte(struct e1000_hw *hw, u8 byte_offset, u8 dev_addr,
  12                      u8 *data);
  13s32 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 */
  63union 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 */
  96union 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 */
 122struct 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
 247void igb_vmdq_set_anti_spoofing_pf(struct e1000_hw *, bool, int);
 248void igb_vmdq_set_loopback_pf(struct e1000_hw *, bool);
 249void igb_vmdq_set_replication_pf(struct e1000_hw *, bool);
 250u16 igb_rxpbs_adjust_82580(u32 data);
 251s32 igb_read_emi_reg(struct e1000_hw *, u16 addr, u16 *data);
 252s32 igb_set_eee_i350(struct e1000_hw *, bool adv1G, bool adv100M);
 253s32 igb_set_eee_i354(struct e1000_hw *, bool adv1G, bool adv100M);
 254s32 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