diff options
Diffstat (limited to 'drivers/net/vmxnet3/vmxnet3_defs.h')
| -rw-r--r-- | drivers/net/vmxnet3/vmxnet3_defs.h | 80 |
1 files changed, 70 insertions, 10 deletions
diff --git a/drivers/net/vmxnet3/vmxnet3_defs.h b/drivers/net/vmxnet3/vmxnet3_defs.h index 74d4e8bc4abc..41d6767283a6 100644 --- a/drivers/net/vmxnet3/vmxnet3_defs.h +++ b/drivers/net/vmxnet3/vmxnet3_defs.h @@ -1,7 +1,7 @@ /* * Linux driver for VMware's vmxnet3 ethernet NIC. * - * Copyright (C) 2008-2021, VMware, Inc. All Rights Reserved. + * Copyright (C) 2008-2022, VMware, Inc. All Rights Reserved. * * This program is free software; you can redistribute it and/or modify it * under the terms of the GNU General Public License as published by the @@ -40,7 +40,13 @@ enum { VMXNET3_REG_MACL = 0x28, /* MAC Address Low */ VMXNET3_REG_MACH = 0x30, /* MAC Address High */ VMXNET3_REG_ICR = 0x38, /* Interrupt Cause Register */ - VMXNET3_REG_ECR = 0x40 /* Event Cause Register */ + VMXNET3_REG_ECR = 0x40, /* Event Cause Register */ + VMXNET3_REG_DCR = 0x48, /* Device capability register, + * from 0x48 to 0x80 + */ + VMXNET3_REG_PTCR = 0x88, /* Passthru capbility register + * from 0x88 to 0xb0 + */ }; /* BAR 0 */ @@ -51,8 +57,18 @@ enum { VMXNET3_REG_RXPROD2 = 0xA00 /* Rx Producer Index for ring 2 */ }; -#define VMXNET3_PT_REG_SIZE 4096 /* BAR 0 */ -#define VMXNET3_VD_REG_SIZE 4096 /* BAR 1 */ +/* For Large PT BAR, the following offset to DB register */ +enum { + VMXNET3_REG_LB_TXPROD = 0x1000, /* Tx Producer Index */ + VMXNET3_REG_LB_RXPROD = 0x1400, /* Rx Producer Index for ring 1 */ + VMXNET3_REG_LB_RXPROD2 = 0x1800, /* Rx Producer Index for ring 2 */ +}; + +#define VMXNET3_PT_REG_SIZE 4096 /* BAR 0 */ +#define VMXNET3_LARGE_PT_REG_SIZE 8192 /* large PT pages */ +#define VMXNET3_VD_REG_SIZE 4096 /* BAR 1 */ +#define VMXNET3_LARGE_BAR0_REG_SIZE (4096 * 4096) /* LARGE BAR 0 */ +#define VMXNET3_OOB_REG_SIZE (4094 * 4096) /* OOB pages */ #define VMXNET3_REG_ALIGN 8 /* All registers are 8-byte aligned. */ #define VMXNET3_REG_ALIGN_MASK 0x7 @@ -83,6 +99,9 @@ enum { VMXNET3_CMD_SET_COALESCE, VMXNET3_CMD_REGISTER_MEMREGS, VMXNET3_CMD_SET_RSS_FIELDS, + VMXNET3_CMD_RESERVED4, + VMXNET3_CMD_RESERVED5, + VMXNET3_CMD_SET_RING_BUFFER_SIZE, VMXNET3_CMD_FIRST_GET = 0xF00D0000, VMXNET3_CMD_GET_QUEUE_STATUS = VMXNET3_CMD_FIRST_GET, @@ -101,6 +120,9 @@ enum { VMXNET3_CMD_GET_RESERVED2, VMXNET3_CMD_GET_RESERVED3, VMXNET3_CMD_GET_MAX_QUEUES_CONF, + VMXNET3_CMD_GET_RESERVED4, + VMXNET3_CMD_GET_MAX_CAPABILITIES, + VMXNET3_CMD_GET_DCR0_REG, }; /* @@ -126,17 +148,17 @@ struct Vmxnet3_TxDesc { #ifdef __BIG_ENDIAN_BITFIELD u32 msscof:14; /* MSS, checksum offset, flags */ - u32 ext1:1; + u32 ext1:1; /* set to 1 to indicate inner csum/tso, vmxnet3 v7 */ u32 dtype:1; /* descriptor type */ - u32 oco:1; + u32 oco:1; /* Outer csum offload */ u32 gen:1; /* generation bit */ u32 len:14; #else u32 len:14; u32 gen:1; /* generation bit */ - u32 oco:1; + u32 oco:1; /* Outer csum offload */ u32 dtype:1; /* descriptor type */ - u32 ext1:1; + u32 ext1:1; /* set to 1 to indicate inner csum/tso, vmxnet3 v7 */ u32 msscof:14; /* MSS, checksum offset, flags */ #endif /* __BIG_ENDIAN_BITFIELD */ @@ -240,11 +262,13 @@ struct Vmxnet3_RxCompDesc { u32 rqID:10; /* rx queue/ring ID */ u32 sop:1; /* Start of Packet */ u32 eop:1; /* End of Packet */ - u32 ext1:2; + u32 ext1:2; /* bit 0: indicating v4/v6/.. is for inner header */ + /* bit 1: indicating rssType is based on inner header */ u32 rxdIdx:12; /* Index of the RxDesc */ #else u32 rxdIdx:12; /* Index of the RxDesc */ - u32 ext1:2; + u32 ext1:2; /* bit 0: indicating v4/v6/.. is for inner header */ + /* bit 1: indicating rssType is based on inner header */ u32 eop:1; /* End of Packet */ u32 sop:1; /* Start of Packet */ u32 rqID:10; /* rx queue/ring ID */ @@ -378,6 +402,8 @@ union Vmxnet3_GenericDesc { /* max # of tx descs for a non-tso pkt */ #define VMXNET3_MAX_TXD_PER_PKT 16 +/* max # of tx descs for a tso pkt */ +#define VMXNET3_MAX_TSO_TXD_PER_PKT 24 /* Max size of a single rx buffer */ #define VMXNET3_MAX_RX_BUF_SIZE ((1 << 14) - 1) @@ -724,6 +750,13 @@ enum Vmxnet3_RSSField { VMXNET3_RSS_FIELDS_ESPIP6 = 0x0020, }; +struct Vmxnet3_RingBufferSize { + __le16 ring1BufSizeType0; + __le16 ring1BufSizeType1; + __le16 ring2BufSizeType1; + __le16 pad; +}; + /* If the command data <= 16 bytes, use the shared memory directly. * otherwise, use variable length configuration descriptor. */ @@ -731,6 +764,7 @@ union Vmxnet3_CmdInfo { struct Vmxnet3_VariableLenConfDesc varConf; struct Vmxnet3_SetPolling setPolling; enum Vmxnet3_RSSField setRssFields; + struct Vmxnet3_RingBufferSize ringBufSize; __le64 data[2]; }; @@ -801,4 +835,30 @@ struct Vmxnet3_DriverShared { #define VMXNET3_LINK_UP (10000 << 16 | 1) /* 10 Gbps, up */ #define VMXNET3_LINK_DOWN 0 +#define VMXNET3_DCR_ERROR 31 /* error when bit 31 of DCR is set */ +#define VMXNET3_CAP_UDP_RSS 0 /* bit 0 of DCR 0 */ +#define VMXNET3_CAP_ESP_RSS_IPV4 1 /* bit 1 of DCR 0 */ +#define VMXNET3_CAP_GENEVE_CHECKSUM_OFFLOAD 2 /* bit 2 of DCR 0 */ +#define VMXNET3_CAP_GENEVE_TSO 3 /* bit 3 of DCR 0 */ +#define VMXNET3_CAP_VXLAN_CHECKSUM_OFFLOAD 4 /* bit 4 of DCR 0 */ +#define VMXNET3_CAP_VXLAN_TSO 5 /* bit 5 of DCR 0 */ +#define VMXNET3_CAP_GENEVE_OUTER_CHECKSUM_OFFLOAD 6 /* bit 6 of DCR 0 */ +#define VMXNET3_CAP_VXLAN_OUTER_CHECKSUM_OFFLOAD 7 /* bit 7 of DCR 0 */ +#define VMXNET3_CAP_PKT_STEERING_IPV4 8 /* bit 8 of DCR 0 */ +#define VMXNET3_CAP_VERSION_4_MAX VMXNET3_CAP_PKT_STEERING_IPV4 +#define VMXNET3_CAP_ESP_RSS_IPV6 9 /* bit 9 of DCR 0 */ +#define VMXNET3_CAP_VERSION_5_MAX VMXNET3_CAP_ESP_RSS_IPV6 +#define VMXNET3_CAP_ESP_OVER_UDP_RSS 10 /* bit 10 of DCR 0 */ +#define VMXNET3_CAP_INNER_RSS 11 /* bit 11 of DCR 0 */ +#define VMXNET3_CAP_INNER_ESP_RSS 12 /* bit 12 of DCR 0 */ +#define VMXNET3_CAP_CRC32_HASH_FUNC 13 /* bit 13 of DCR 0 */ +#define VMXNET3_CAP_VERSION_6_MAX VMXNET3_CAP_CRC32_HASH_FUNC +#define VMXNET3_CAP_OAM_FILTER 14 /* bit 14 of DCR 0 */ +#define VMXNET3_CAP_ESP_QS 15 /* bit 15 of DCR 0 */ +#define VMXNET3_CAP_LARGE_BAR 16 /* bit 16 of DCR 0 */ +#define VMXNET3_CAP_OOORX_COMP 17 /* bit 17 of DCR 0 */ +#define VMXNET3_CAP_VERSION_7_MAX 18 +/* when new capability is introduced, update VMXNET3_CAP_MAX */ +#define VMXNET3_CAP_MAX VMXNET3_CAP_VERSION_7_MAX + #endif /* _VMXNET3_DEFS_H_ */ |