kvj
/
linux-zen-server
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity
linux-zen-server/drivers/net/ethernet/cisco/enic/vnic_devcmd.h

722 lines
21 KiB
C
Raw Normal View History

Initial commit
2023-08-30 17:53:23 +02:00
/* SPDX-License-Identifier: GPL-2.0-only */
/*
* Copyright 2008-2010 Cisco Systems, Inc. All rights reserved.
* Copyright 2007 Nuova Systems, Inc. All rights reserved.
*/
#ifndef _VNIC_DEVCMD_H_
#define _VNIC_DEVCMD_H_
#define _CMD_NBITS 14
#define _CMD_VTYPEBITS 10
#define _CMD_FLAGSBITS 6
#define _CMD_DIRBITS 2
#define _CMD_NMASK ((1 << _CMD_NBITS)-1)
#define _CMD_VTYPEMASK ((1 << _CMD_VTYPEBITS)-1)
#define _CMD_FLAGSMASK ((1 << _CMD_FLAGSBITS)-1)
#define _CMD_DIRMASK ((1 << _CMD_DIRBITS)-1)
#define _CMD_NSHIFT 0
#define _CMD_VTYPESHIFT (_CMD_NSHIFT+_CMD_NBITS)
#define _CMD_FLAGSSHIFT (_CMD_VTYPESHIFT+_CMD_VTYPEBITS)
#define _CMD_DIRSHIFT (_CMD_FLAGSSHIFT+_CMD_FLAGSBITS)
/*
* Direction bits (from host perspective).
*/
#define _CMD_DIR_NONE 0U
#define _CMD_DIR_WRITE 1U
#define _CMD_DIR_READ 2U
#define _CMD_DIR_RW (_CMD_DIR_WRITE | _CMD_DIR_READ)
/*
* Flag bits.
*/
#define _CMD_FLAGS_NONE 0U
#define _CMD_FLAGS_NOWAIT 1U
/*
* vNIC type bits.
*/
#define _CMD_VTYPE_NONE 0U
#define _CMD_VTYPE_ENET 1U
#define _CMD_VTYPE_FC 2U
#define _CMD_VTYPE_SCSI 4U
#define _CMD_VTYPE_ALL (_CMD_VTYPE_ENET | _CMD_VTYPE_FC | _CMD_VTYPE_SCSI)
/*
* Used to create cmds..
*/
#define _CMDCF(dir, flags, vtype, nr) \
(((dir) << _CMD_DIRSHIFT) | \
((flags) << _CMD_FLAGSSHIFT) | \
((vtype) << _CMD_VTYPESHIFT) | \
((nr) << _CMD_NSHIFT))
#define _CMDC(dir, vtype, nr) _CMDCF(dir, 0, vtype, nr)
#define _CMDCNW(dir, vtype, nr) _CMDCF(dir, _CMD_FLAGS_NOWAIT, vtype, nr)
/*
* Used to decode cmds..
*/
#define _CMD_DIR(cmd) (((cmd) >> _CMD_DIRSHIFT) & _CMD_DIRMASK)
#define _CMD_FLAGS(cmd) (((cmd) >> _CMD_FLAGSSHIFT) & _CMD_FLAGSMASK)
#define _CMD_VTYPE(cmd) (((cmd) >> _CMD_VTYPESHIFT) & _CMD_VTYPEMASK)
#define _CMD_N(cmd) (((cmd) >> _CMD_NSHIFT) & _CMD_NMASK)
enum vnic_devcmd_cmd {
CMD_NONE = _CMDC(_CMD_DIR_NONE, _CMD_VTYPE_NONE, 0),
/*
* mcpu fw info in mem:
* in:
* (u64)a0=paddr to struct vnic_devcmd_fw_info
* action:
* Fills in struct vnic_devcmd_fw_info (128 bytes)
* note:
* An old definition of CMD_MCPU_FW_INFO
*/
CMD_MCPU_FW_INFO_OLD = _CMDC(_CMD_DIR_WRITE, _CMD_VTYPE_ALL, 1),
/*
* mcpu fw info in mem:
* in:
* (u64)a0=paddr to struct vnic_devcmd_fw_info
* (u16)a1=size of the structure
* out:
* (u16)a1=0 for in:a1 = 0,
* data size actually written for other values.
* action:
* Fills in first 128 bytes of vnic_devcmd_fw_info for in:a1 = 0,
* first in:a1 bytes for 0 < in:a1 <= 132,
* 132 bytes for other values of in:a1.
* note:
* CMD_MCPU_FW_INFO and CMD_MCPU_FW_INFO_OLD have the same enum 1
* for source compatibility.
*/
CMD_MCPU_FW_INFO = _CMDC(_CMD_DIR_RW, _CMD_VTYPE_ALL, 1),
/* dev-specific block member:
* in: (u16)a0=offset,(u8)a1=size
* out: a0=value */
CMD_DEV_SPEC = _CMDC(_CMD_DIR_RW, _CMD_VTYPE_ALL, 2),
/* stats clear */
CMD_STATS_CLEAR = _CMDCNW(_CMD_DIR_NONE, _CMD_VTYPE_ALL, 3),
/* stats dump in mem: (u64)a0=paddr to stats area,
* (u16)a1=sizeof stats area */
CMD_STATS_DUMP = _CMDC(_CMD_DIR_WRITE, _CMD_VTYPE_ALL, 4),
/* set Rx packet filter: (u32)a0=filters (see CMD_PFILTER_*) */
CMD_PACKET_FILTER = _CMDCNW(_CMD_DIR_WRITE, _CMD_VTYPE_ENET, 7),
/* set Rx packet filter for all: (u32)a0=filters (see CMD_PFILTER_*) */
CMD_PACKET_FILTER_ALL = _CMDCNW(_CMD_DIR_WRITE, _CMD_VTYPE_ALL, 7),
/* hang detection notification */
CMD_HANG_NOTIFY = _CMDC(_CMD_DIR_NONE, _CMD_VTYPE_ALL, 8),
/* MAC address in (u48)a0 */
CMD_GET_MAC_ADDR = _CMDC(_CMD_DIR_READ,
_CMD_VTYPE_ENET | _CMD_VTYPE_FC, 9),
/* add addr from (u48)a0 */
CMD_ADDR_ADD = _CMDCNW(_CMD_DIR_WRITE,
_CMD_VTYPE_ENET | _CMD_VTYPE_FC, 12),
/* del addr from (u48)a0 */
CMD_ADDR_DEL = _CMDCNW(_CMD_DIR_WRITE,
_CMD_VTYPE_ENET | _CMD_VTYPE_FC, 13),
/* add VLAN id in (u16)a0 */
CMD_VLAN_ADD = _CMDCNW(_CMD_DIR_WRITE, _CMD_VTYPE_ENET, 14),
/* del VLAN id in (u16)a0 */
CMD_VLAN_DEL = _CMDCNW(_CMD_DIR_WRITE, _CMD_VTYPE_ENET, 15),
/* nic_cfg (no wait, always succeeds)
* in: (u32)a0
*
* Capability query:
* out: (u64) a0 = 1 if a1 is valid
* (u64) a1 = (NIC_CFG bits supported) | (flags << 32)
*
* flags are CMD_NIC_CFG_CAPF_xxx
*/
CMD_NIC_CFG = _CMDCNW(_CMD_DIR_WRITE, _CMD_VTYPE_ALL, 16),
/* nic_cfg_chk (will return error if flags are invalid)
* in: (u32)a0
*
* Capability query:
* out: (u64) a0 = 1 if a1 is valid
* (u64) a1 = (NIC_CFG bits supported) | (flags << 32)
*
* flags are CMD_NIC_CFG_CAPF_xxx
*/
CMD_NIC_CFG_CHK = _CMDC(_CMD_DIR_WRITE, _CMD_VTYPE_ALL, 16),
/* union vnic_rss_key in mem: (u64)a0=paddr, (u16)a1=len */
CMD_RSS_KEY = _CMDC(_CMD_DIR_WRITE, _CMD_VTYPE_ENET, 17),
/* union vnic_rss_cpu in mem: (u64)a0=paddr, (u16)a1=len */
CMD_RSS_CPU = _CMDC(_CMD_DIR_WRITE, _CMD_VTYPE_ENET, 18),
/* initiate softreset */
CMD_SOFT_RESET = _CMDCNW(_CMD_DIR_NONE, _CMD_VTYPE_ALL, 19),
/* softreset status:
* out: a0=0 reset complete, a0=1 reset in progress */
CMD_SOFT_RESET_STATUS = _CMDC(_CMD_DIR_READ, _CMD_VTYPE_ALL, 20),
/* set struct vnic_devcmd_notify buffer in mem:
* in:
* (u64)a0=paddr to notify (set paddr=0 to unset)
* (u32)a1 & 0x00000000ffffffff=sizeof(struct vnic_devcmd_notify)
* (u16)a1 & 0x0000ffff00000000=intr num (-1 for no intr)
* out:
* (u32)a1 = effective size
*/
CMD_NOTIFY = _CMDC(_CMD_DIR_RW, _CMD_VTYPE_ALL, 21),
/* UNDI API: (u64)a0=paddr to s_PXENV_UNDI_ struct,
* (u8)a1=PXENV_UNDI_xxx */
CMD_UNDI = _CMDC(_CMD_DIR_WRITE, _CMD_VTYPE_ENET, 22),
/* initiate open sequence (u32)a0=flags (see CMD_OPENF_*) */
CMD_OPEN = _CMDCNW(_CMD_DIR_WRITE, _CMD_VTYPE_ALL, 23),
/* open status:
* out: a0=0 open complete, a0=1 open in progress */
CMD_OPEN_STATUS = _CMDC(_CMD_DIR_READ, _CMD_VTYPE_ALL, 24),
/* close vnic */
CMD_CLOSE = _CMDC(_CMD_DIR_NONE, _CMD_VTYPE_ALL, 25),
/* initialize virtual link: (u32)a0=flags (see CMD_INITF_*) */
/***** Replaced by CMD_INIT *****/
CMD_INIT_v1 = _CMDCNW(_CMD_DIR_READ, _CMD_VTYPE_ALL, 26),
/* variant of CMD_INIT, with provisioning info
* (u64)a0=paddr of vnic_devcmd_provinfo
* (u32)a1=sizeof provision info */
CMD_INIT_PROV_INFO = _CMDC(_CMD_DIR_WRITE, _CMD_VTYPE_ENET, 27),
/* enable virtual link */
CMD_ENABLE = _CMDCNW(_CMD_DIR_WRITE, _CMD_VTYPE_ALL, 28),
/* enable virtual link, waiting variant. */
CMD_ENABLE_WAIT = _CMDC(_CMD_DIR_WRITE, _CMD_VTYPE_ALL, 28),
/* disable virtual link */
CMD_DISABLE = _CMDC(_CMD_DIR_NONE, _CMD_VTYPE_ALL, 29),
/* stats dump sum of all vnic stats on same uplink in mem:
* (u64)a0=paddr
* (u16)a1=sizeof stats area */
CMD_STATS_DUMP_ALL = _CMDC(_CMD_DIR_WRITE, _CMD_VTYPE_ALL, 30),
/* init status:
* out: a0=0 init complete, a0=1 init in progress
* if a0=0, a1=errno */
CMD_INIT_STATUS = _CMDC(_CMD_DIR_READ, _CMD_VTYPE_ALL, 31),
/* INT13 API: (u64)a0=paddr to vnic_int13_params struct
* (u32)a1=INT13_CMD_xxx */
CMD_INT13 = _CMDC(_CMD_DIR_WRITE, _CMD_VTYPE_FC, 32),
/* logical uplink enable/disable: (u64)a0: 0/1=disable/enable */
CMD_LOGICAL_UPLINK = _CMDCNW(_CMD_DIR_WRITE, _CMD_VTYPE_ENET, 33),
/* undo initialize of virtual link */
CMD_DEINIT = _CMDCNW(_CMD_DIR_NONE, _CMD_VTYPE_ALL, 34),
/* initialize virtual link: (u32)a0=flags (see CMD_INITF_*) */
CMD_INIT = _CMDCNW(_CMD_DIR_WRITE, _CMD_VTYPE_ALL, 35),
/* check fw capability of a cmd:
* in: (u32)a0=cmd
* out: (u32)a0=errno, 0:valid cmd, a1=supported VNIC_STF_* bits */
CMD_CAPABILITY = _CMDC(_CMD_DIR_RW, _CMD_VTYPE_ALL, 36),
/* persistent binding info
* in: (u64)a0=paddr of arg
* (u32)a1=CMD_PERBI_XXX */
CMD_PERBI = _CMDC(_CMD_DIR_RW, _CMD_VTYPE_FC, 37),
/* Interrupt Assert Register functionality
* in: (u16)a0=interrupt number to assert
*/
CMD_IAR = _CMDCNW(_CMD_DIR_WRITE, _CMD_VTYPE_ALL, 38),
/* initiate hangreset, like softreset after hang detected */
CMD_HANG_RESET = _CMDC(_CMD_DIR_NONE, _CMD_VTYPE_ALL, 39),
/* hangreset status:
* out: a0=0 reset complete, a0=1 reset in progress */
CMD_HANG_RESET_STATUS = _CMDC(_CMD_DIR_READ, _CMD_VTYPE_ALL, 40),
/*
* Set hw ingress packet vlan rewrite mode:
* in: (u32)a0=new vlan rewrite mode
* out: (u32)a0=old vlan rewrite mode */
CMD_IG_VLAN_REWRITE_MODE = _CMDC(_CMD_DIR_RW, _CMD_VTYPE_ENET, 41),
/*
* in: (u16)a0=bdf of target vnic
* (u32)a1=cmd to proxy
* a2-a15=args to cmd in a1
* out: (u32)a0=status of proxied cmd
* a1-a15=out args of proxied cmd */
CMD_PROXY_BY_BDF = _CMDC(_CMD_DIR_RW, _CMD_VTYPE_ALL, 42),
/*
* As for BY_BDF except a0 is index of hvnlink subordinate vnic
* or SR-IOV virtual vnic
*/
CMD_PROXY_BY_INDEX = _CMDC(_CMD_DIR_RW, _CMD_VTYPE_ALL, 43),
/*
* For HPP toggle:
* adapter-info-get
* in: (u64)a0=phsical address of buffer passed in from caller.
* (u16)a1=size of buffer specified in a0.
* out: (u64)a0=phsical address of buffer passed in from caller.
* (u16)a1=actual bytes from VIF-CONFIG-INFO TLV, or
* 0 if no VIF-CONFIG-INFO TLV was ever received. */
CMD_CONFIG_INFO_GET = _CMDC(_CMD_DIR_RW, _CMD_VTYPE_ALL, 44),
/* INT13 API: (u64)a0=paddr to vnic_int13_params struct
* (u32)a1=INT13_CMD_xxx
*/
CMD_INT13_ALL = _CMDC(_CMD_DIR_WRITE, _CMD_VTYPE_ALL, 45),
/* Set default vlan:
* in: (u16)a0=new default vlan
* (u16)a1=zero for overriding vlan with param a0,
* non-zero for resetting vlan to the default
* out: (u16)a0=old default vlan
*/
CMD_SET_DEFAULT_VLAN = _CMDC(_CMD_DIR_RW, _CMD_VTYPE_ALL, 46),
/* init_prov_info2:
* Variant of CMD_INIT_PROV_INFO, where it will not try to enable
* the vnic until CMD_ENABLE2 is issued.
* (u64)a0=paddr of vnic_devcmd_provinfo
* (u32)a1=sizeof provision info
*/
CMD_INIT_PROV_INFO2 = _CMDC(_CMD_DIR_WRITE, _CMD_VTYPE_ENET, 47),
/* enable2:
* (u32)a0=0 ==> standby
* =CMD_ENABLE2_ACTIVE ==> active
*/
CMD_ENABLE2 = _CMDC(_CMD_DIR_WRITE, _CMD_VTYPE_ENET, 48),
/*
* cmd_status:
* Returns the status of the specified command
* Input:
* a0 = command for which status is being queried.
* Possible values are:
* CMD_SOFT_RESET
* CMD_HANG_RESET
* CMD_OPEN
* CMD_INIT
* CMD_INIT_PROV_INFO
* CMD_DEINIT
* CMD_INIT_PROV_INFO2
* CMD_ENABLE2
* Output:
* if status == STAT_ERROR
* a0 = ERR_ENOTSUPPORTED - status for command in a0 is
* not supported
* if status == STAT_NONE
* a0 = status of the devcmd specified in a0 as follows.
* ERR_SUCCESS - command in a0 completed successfully
* ERR_EINPROGRESS - command in a0 is still in progress
*/
CMD_STATUS = _CMDC(_CMD_DIR_RW, _CMD_VTYPE_ALL, 49),
/*
* Returns interrupt coalescing timer conversion factors.
* After calling this devcmd, ENIC driver can convert
* interrupt coalescing timer in usec into CPU cycles as follows:
*
* intr_timer_cycles = intr_timer_usec * multiplier / divisor
*
* Interrupt coalescing timer in usecs can be obtained from
* CPU cycles as follows:
*
* intr_timer_usec = intr_timer_cycles * divisor / multiplier
*
* in: none
* out: (u32)a0 = multiplier
* (u32)a1 = divisor
* (u32)a2 = maximum timer value in usec
*/
CMD_INTR_COAL_CONVERT = _CMDC(_CMD_DIR_READ, _CMD_VTYPE_ALL, 50),
/*
* Set the predefined mac address as default
* in:
* (u48)a0 = mac addr
*/
CMD_SET_MAC_ADDR = _CMDC(_CMD_DIR_WRITE, _CMD_VTYPE_ENET, 55),
/* Update the provisioning info of the given VIF
* (u64)a0=paddr of vnic_devcmd_provinfo
* (u32)a1=sizeof provision info
*/
CMD_PROV_INFO_UPDATE = _CMDC(_CMD_DIR_WRITE, _CMD_VTYPE_ENET, 56),
/* Initialization for the devcmd2 interface.
* in: (u64) a0 = host result buffer physical address
* in: (u16) a1 = number of entries in result buffer
*/
CMD_INITIALIZE_DEVCMD2 = _CMDC(_CMD_DIR_WRITE, _CMD_VTYPE_ALL, 57),
/* Add a filter.
* in: (u64) a0= filter address
* (u32) a1= size of filter
* out: (u32) a0=filter identifier
*/
CMD_ADD_FILTER = _CMDC(_CMD_DIR_RW, _CMD_VTYPE_ENET, 58),
/* Delete a filter.
* in: (u32) a0=filter identifier
*/
CMD_DEL_FILTER = _CMDC(_CMD_DIR_WRITE, _CMD_VTYPE_ENET, 59),
/* Enable a Queue Pair in User space NIC
* in: (u32) a0=Queue Pair number
* (u32) a1= command
*/
CMD_QP_ENABLE = _CMDC(_CMD_DIR_WRITE, _CMD_VTYPE_ENET, 60),
/* Disable a Queue Pair in User space NIC
* in: (u32) a0=Queue Pair number
* (u32) a1= command
*/
CMD_QP_DISABLE = _CMDC(_CMD_DIR_WRITE, _CMD_VTYPE_ENET, 61),
/* Stats dump Queue Pair in User space NIC
* in: (u32) a0=Queue Pair number
* (u64) a1=host buffer addr for status dump
* (u32) a2=length of the buffer
*/
CMD_QP_STATS_DUMP = _CMDC(_CMD_DIR_WRITE, _CMD_VTYPE_ENET, 62),
/* Clear stats for Queue Pair in User space NIC
* in: (u32) a0=Queue Pair number
*/
CMD_QP_STATS_CLEAR = _CMDC(_CMD_DIR_WRITE, _CMD_VTYPE_ENET, 63),
/* Use this devcmd for agreeing on the highest common version supported
* by both driver and fw for features who need such a facility.
* in: (u64) a0 = feature (driver requests for the supported versions
* on this feature)
* out: (u64) a0 = bitmap of all supported versions for that feature
*/
CMD_GET_SUPP_FEATURE_VER = _CMDC(_CMD_DIR_RW, _CMD_VTYPE_ENET, 69),
/* Control (Enable/Disable) overlay offloads on the given vnic
* in: (u8) a0 = OVERLAY_FEATURE_NVGRE : NVGRE
* a0 = OVERLAY_FEATURE_VXLAN : VxLAN
* in: (u8) a1 = OVERLAY_OFFLOAD_ENABLE : Enable or
* a1 = OVERLAY_OFFLOAD_DISABLE : Disable or
* a1 = OVERLAY_OFFLOAD_ENABLE_V2 : Enable with version 2
*/
CMD_OVERLAY_OFFLOAD_CTRL = _CMDC(_CMD_DIR_WRITE, _CMD_VTYPE_ENET, 72),
/* Configuration of overlay offloads feature on a given vNIC
* in: (u8) a0 = DEVCMD_OVERLAY_NVGRE : NVGRE
* a0 = DEVCMD_OVERLAY_VXLAN : VxLAN
* in: (u8) a1 = VXLAN_PORT_UPDATE : VxLAN
* in: (u16) a2 = unsigned short int port information
*/
CMD_OVERLAY_OFFLOAD_CFG = _CMDC(_CMD_DIR_WRITE, _CMD_VTYPE_ENET, 73),
};
/* CMD_ENABLE2 flags */
#define CMD_ENABLE2_STANDBY 0x0
#define CMD_ENABLE2_ACTIVE 0x1
/* flags for CMD_OPEN */
#define CMD_OPENF_OPROM 0x1 /* open coming from option rom */
#define CMD_OPENF_IG_DESCCACHE 0x2 /* Do not flush IG DESC cache */
/* flags for CMD_INIT */
#define CMD_INITF_DEFAULT_MAC 0x1 /* init with default mac addr */
/* flags for CMD_PACKET_FILTER */
#define CMD_PFILTER_DIRECTED 0x01
#define CMD_PFILTER_MULTICAST 0x02
#define CMD_PFILTER_BROADCAST 0x04
#define CMD_PFILTER_PROMISCUOUS 0x08
#define CMD_PFILTER_ALL_MULTICAST 0x10
/* Commands for CMD_QP_ENABLE/CM_QP_DISABLE */
#define CMD_QP_RQWQ 0x0
/* rewrite modes for CMD_IG_VLAN_REWRITE_MODE */
#define IG_VLAN_REWRITE_MODE_DEFAULT_TRUNK 0
#define IG_VLAN_REWRITE_MODE_UNTAG_DEFAULT_VLAN 1
#define IG_VLAN_REWRITE_MODE_PRIORITY_TAG_DEFAULT_VLAN 2
#define IG_VLAN_REWRITE_MODE_PASS_THRU 3
enum vnic_devcmd_status {
STAT_NONE = 0,
STAT_BUSY = 1 << 0, /* cmd in progress */
STAT_ERROR = 1 << 1, /* last cmd caused error (code in a0) */
};
enum vnic_devcmd_error {
ERR_SUCCESS = 0,
ERR_EINVAL = 1,
ERR_EFAULT = 2,
ERR_EPERM = 3,
ERR_EBUSY = 4,
ERR_ECMDUNKNOWN = 5,
ERR_EBADSTATE = 6,
ERR_ENOMEM = 7,
ERR_ETIMEDOUT = 8,
ERR_ELINKDOWN = 9,
ERR_EMAXRES = 10,
ERR_ENOTSUPPORTED = 11,
ERR_EINPROGRESS = 12,
ERR_MAX
};
/*
* note: hw_version and asic_rev refer to the same thing,
* but have different formats. hw_version is
* a 32-byte string (e.g. "A2") and asic_rev is
* a 16-bit integer (e.g. 0xA2).
*/
struct vnic_devcmd_fw_info {
char fw_version[32];
char fw_build[32];
char hw_version[32];
char hw_serial_number[32];
u16 asic_type;
u16 asic_rev;
};
struct vnic_devcmd_notify {
u32 csum; /* checksum over following words */
u32 link_state; /* link up == 1 */
u32 port_speed; /* effective port speed (rate limit) */
u32 mtu; /* MTU */
u32 msglvl; /* requested driver msg lvl */
u32 uif; /* uplink interface */
u32 status; /* status bits (see VNIC_STF_*) */
u32 error; /* error code (see ERR_*) for first ERR */
u32 link_down_cnt; /* running count of link down transitions */
u32 perbi_rebuild_cnt; /* running count of perbi rebuilds */
};
#define VNIC_STF_FATAL_ERR 0x0001 /* fatal fw error */
#define VNIC_STF_STD_PAUSE 0x0002 /* standard link-level pause on */
#define VNIC_STF_PFC_PAUSE 0x0004 /* priority flow control pause on */
/* all supported status flags */
#define VNIC_STF_ALL (VNIC_STF_FATAL_ERR |\
VNIC_STF_STD_PAUSE |\
VNIC_STF_PFC_PAUSE |\
0)
struct vnic_devcmd_provinfo {
u8 oui[3];
u8 type;
u8 data[];
};
/* These are used in flags field of different filters to denote
* valid fields used.
*/
#define FILTER_FIELD_VALID(fld) (1 << (fld - 1))
#define FILTER_FIELDS_USNIC ( \
FILTER_FIELD_VALID(1) | \
FILTER_FIELD_VALID(2) | \
FILTER_FIELD_VALID(3) | \
FILTER_FIELD_VALID(4))
#define FILTER_FIELDS_IPV4_5TUPLE ( \
FILTER_FIELD_VALID(1) | \
FILTER_FIELD_VALID(2) | \
FILTER_FIELD_VALID(3) | \
FILTER_FIELD_VALID(4) | \
FILTER_FIELD_VALID(5))
#define FILTER_FIELDS_MAC_VLAN ( \
FILTER_FIELD_VALID(1) | \
FILTER_FIELD_VALID(2))
#define FILTER_FIELD_USNIC_VLAN FILTER_FIELD_VALID(1)
#define FILTER_FIELD_USNIC_ETHTYPE FILTER_FIELD_VALID(2)
#define FILTER_FIELD_USNIC_PROTO FILTER_FIELD_VALID(3)
#define FILTER_FIELD_USNIC_ID FILTER_FIELD_VALID(4)
struct filter_usnic_id {
u32 flags;
u16 vlan;
u16 ethtype;
u8 proto_version;
u32 usnic_id;
} __packed;
#define FILTER_FIELD_5TUP_PROTO FILTER_FIELD_VALID(1)
#define FILTER_FIELD_5TUP_SRC_AD FILTER_FIELD_VALID(2)
#define FILTER_FIELD_5TUP_DST_AD FILTER_FIELD_VALID(3)
#define FILTER_FIELD_5TUP_SRC_PT FILTER_FIELD_VALID(4)
#define FILTER_FIELD_5TUP_DST_PT FILTER_FIELD_VALID(5)
/* Enums for the protocol field. */
enum protocol_e {
PROTO_UDP = 0,
PROTO_TCP = 1,
};
struct filter_ipv4_5tuple {
u32 flags;
u32 protocol;
u32 src_addr;
u32 dst_addr;
u16 src_port;
u16 dst_port;
} __packed;
#define FILTER_FIELD_VMQ_VLAN FILTER_FIELD_VALID(1)
#define FILTER_FIELD_VMQ_MAC FILTER_FIELD_VALID(2)
struct filter_mac_vlan {
u32 flags;
u16 vlan;
u8 mac_addr[6];
} __packed;
/* Specifies the filter_action type. */
enum {
FILTER_ACTION_RQ_STEERING = 0,
FILTER_ACTION_MAX
};
struct filter_action {
u32 type;
union {
u32 rq_idx;
} u;
} __packed;
/* Specifies the filter type. */
enum filter_type {
FILTER_USNIC_ID = 0,
FILTER_IPV4_5TUPLE = 1,
FILTER_MAC_VLAN = 2,
FILTER_MAX
};
struct filter {
u32 type;
union {
struct filter_usnic_id usnic;
struct filter_ipv4_5tuple ipv4;
struct filter_mac_vlan mac_vlan;
} u;
} __packed;
enum {
CLSF_TLV_FILTER = 0,
CLSF_TLV_ACTION = 1,
};
/* Maximum size of buffer to CMD_ADD_FILTER */
#define FILTER_MAX_BUF_SIZE 100
struct filter_tlv {
u32 type;
u32 length;
u32 val[];
};
enum {
CLSF_ADD = 0,
CLSF_DEL = 1,
};
/*
* Writing cmd register causes STAT_BUSY to get set in status register.
* When cmd completes, STAT_BUSY will be cleared.
*
* If cmd completed successfully STAT_ERROR will be clear
* and args registers contain cmd-specific results.
*
* If cmd error, STAT_ERROR will be set and args[0] contains error code.
*
* status register is read-only. While STAT_BUSY is set,
* all other register contents are read-only.
*/
/* Make sizeof(vnic_devcmd) a power-of-2 for I/O BAR. */
#define VNIC_DEVCMD_NARGS 15
struct vnic_devcmd {
u32 status; /* RO */
u32 cmd; /* RW */
u64 args[VNIC_DEVCMD_NARGS]; /* RW cmd args (little-endian) */
};
#define DEVCMD2_FNORESULT 0x1 /* Don't copy result to host */
#define VNIC_DEVCMD2_NARGS VNIC_DEVCMD_NARGS
struct vnic_devcmd2 {
u16 pad;
u16 flags;
u32 cmd;
u64 args[VNIC_DEVCMD2_NARGS];
};
#define VNIC_DEVCMD2_NRESULTS VNIC_DEVCMD_NARGS
struct devcmd2_result {
u64 results[VNIC_DEVCMD2_NRESULTS];
u32 pad;
u16 completed_index;
u8 error;
u8 color;
};
#define DEVCMD2_RING_SIZE 32
#define DEVCMD2_DESC_SIZE 128
enum overlay_feature_t {
OVERLAY_FEATURE_NVGRE = 1,
OVERLAY_FEATURE_VXLAN,
OVERLAY_FEATURE_MAX,
};
enum overlay_ofld_cmd {
OVERLAY_OFFLOAD_ENABLE,
OVERLAY_OFFLOAD_DISABLE,
OVERLAY_OFFLOAD_ENABLE_P2,
OVERLAY_OFFLOAD_MAX,
};
#define OVERLAY_CFG_VXLAN_PORT_UPDATE 0
#define ENIC_VXLAN_INNER_IPV6 BIT(0)
#define ENIC_VXLAN_OUTER_IPV6 BIT(1)
#define ENIC_VXLAN_MULTI_WQ BIT(2)
/* Use this enum to get the supported versions for each of these features
* If you need to use the devcmd_get_supported_feature_version(), add
* the new feature into this enum and install function handler in devcmd.c
*/
enum vic_feature_t {
VIC_FEATURE_VXLAN,
VIC_FEATURE_RDMA,
VIC_FEATURE_VXLAN_PATCH,
VIC_FEATURE_MAX,
};
#endif /* _VNIC_DEVCMD_H_ */