diff options
Diffstat (limited to 'drivers/net/enic/base/vnic_devcmd.h')
| -rw-r--r-- | drivers/net/enic/base/vnic_devcmd.h | 346 |
1 files changed, 308 insertions, 38 deletions
diff --git a/drivers/net/enic/base/vnic_devcmd.h b/drivers/net/enic/base/vnic_devcmd.h index b3d5a6cc..785fd6fd 100644 --- a/drivers/net/enic/base/vnic_devcmd.h +++ b/drivers/net/enic/base/vnic_devcmd.h @@ -1,5 +1,5 @@ /* - * Copyright 2008-2010 Cisco Systems, Inc. All rights reserved. + * Copyright 2008-2016 Cisco Systems, Inc. All rights reserved. * Copyright 2007 Nuova Systems, Inc. All rights reserved. * * Copyright (c) 2014, Cisco Systems, Inc. @@ -126,7 +126,8 @@ enum vnic_devcmd_cmd { /* dev-specific block member: * in: (u16)a0=offset,(u8)a1=size - * out: a0=value */ + * out: a0=value + */ CMD_DEV_SPEC = _CMDC(_CMD_DIR_RW, _CMD_VTYPE_ALL, 2), /* stats clear */ @@ -146,8 +147,9 @@ enum vnic_devcmd_cmd { 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_MAC_ADDR = _CMDC(_CMD_DIR_READ, _CMD_VTYPE_ENET | _CMD_VTYPE_FC, 9), +#define CMD_GET_MAC_ADDR CMD_MAC_ADDR /* some uses are aliased */ /* add addr from (u48)a0 */ CMD_ADDR_ADD = _CMDCNW(_CMD_DIR_WRITE, @@ -387,9 +389,8 @@ enum vnic_devcmd_cmd { * Subvnic migration from MQ <--> VF. * Enable the LIF migration from MQ to VF and vice versa. MQ and VF * indexes are statically bound at the time of initialization. - * Based on the - * direction of migration, the resources of either MQ or the VF shall - * be attached to the LIF. + * Based on the direction of migration, the resources of either MQ or + * the VF shall be attached to the LIF. * in: (u32)a0=Direction of Migration * 0=> Migrate to VF * 1=> Migrate to MQ @@ -397,7 +398,6 @@ enum vnic_devcmd_cmd { */ CMD_MIGRATE_SUBVNIC = _CMDC(_CMD_DIR_WRITE, _CMD_VTYPE_ENET, 53), - /* * Register / Deregister the notification block for MQ subvnics * in: @@ -433,6 +433,10 @@ enum vnic_devcmd_cmd { * in: (u64) a0= filter address * (u32) a1= size of filter * out: (u32) a0=filter identifier + * + * Capability query: + * out: (u64) a0= 1 if capability query supported + * (u64) a1= MAX filter type supported */ CMD_ADD_FILTER = _CMDC(_CMD_DIR_RW, _CMD_VTYPE_ENET, 58), @@ -471,23 +475,133 @@ enum vnic_devcmd_cmd { CMD_QP_STATS_CLEAR = _CMDC(_CMD_DIR_WRITE, _CMD_VTYPE_ENET, 63), /* - * Enable/Disable overlay offloads on the given vnic + * UEFI BOOT API: (u64)a0= UEFI FLS_CMD_xxx + * (ui64)a1= paddr for the info buffer + */ + CMD_FC_REQ = _CMDC(_CMD_DIR_RW, _CMD_VTYPE_FC, 64), + + /* + * Return the iSCSI config details required by the EFI Option ROM + * in: (u32) a0=0 Get Boot Info for PXE eNIC as per pxe_boot_config_t + * a0=1 Get Boot info for iSCSI enic as per + * iscsi_boot_efi_cfg_t + * in: (u64) a1=Host address where iSCSI config info is returned + */ + CMD_VNIC_BOOT_CONFIG_INFO = _CMDC(_CMD_DIR_RW, _CMD_VTYPE_ALL, 65), + + /* + * Create a Queue Pair (RoCE) + * in: (u32) a0 = Queue Pair number + * (u32) a1 = Remote QP + * (u32) a2 = RDMA-RQ + * (u16) a3 = RQ Res Group + * (u16) a4 = SQ Res Group + * (u32) a5 = Protection Domain + * (u64) a6 = Remote MAC + * (u32) a7 = start PSN + * (u16) a8 = MSS + * (u32) a9 = protocol version + */ + CMD_RDMA_QP_CREATE = _CMDC(_CMD_DIR_WRITE, _CMD_VTYPE_ENET, 66), + + /* + * Delete a Queue Pair (RoCE) + * in: (u32) a0 = Queue Pair number + */ + CMD_RDMA_QP_DELETE = _CMDC(_CMD_DIR_WRITE, _CMD_VTYPE_ENET, 67), + + /* + * Retrieve a Queue Pair's status information (RoCE) + * in: (u32) a0 = Queue Pair number + * (u64) a1 = host buffer addr for QP status struct + * (u32) a2 = length of the buffer + */ + CMD_RDMA_QP_STATUS = _CMDC(_CMD_DIR_RW, _CMD_VTYPE_ENET, 68), + + /* + * Use this devcmd for agreeing on the highest common version supported + * by both driver and fw for by 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), + + /* + * Initialize the RDMA notification work queue + * in: (u64) a0 = host buffer address + * in: (u16) a1 = number of entries in buffer + * in: (u16) a2 = resource group number + * in: (u16) a3 = CQ number to post completion + */ + CMD_RDMA_INIT_INFO_BUF = _CMDC(_CMD_DIR_WRITE, _CMD_VTYPE_ENET, 70), + + /* + * De-init the RDMA notification work queue + * in: (u64) a0=resource group number + */ + CMD_RDMA_DEINIT_INFO_BUF = _CMDC(_CMD_DIR_WRITE, _CMD_VTYPE_ENET, 71), + + /* + * 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 - * a1 = OVERLAY_OFFLOAD_DISABLE : Disable + * 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_ENABLE_DISABLE = - _CMDC(_CMD_DIR_WRITE, _CMD_VTYPE_ENET, 72), + 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 + * in: (u8) a0 = OVERLAY_CFG_VXLAN_PORT_UPDATE : VxLAN + * in: (u16) a1 = unsigned short int port information */ CMD_OVERLAY_OFFLOAD_CFG = _CMDC(_CMD_DIR_WRITE, _CMD_VTYPE_ENET, 73), + + /* + * Return the configured name for the device + * in: (u64) a0=Host address where the name is copied + * (u32) a1=Size of the buffer + */ + CMD_GET_CONFIG_NAME = _CMDC(_CMD_DIR_WRITE, _CMD_VTYPE_ALL, 74), + + /* + * Enable group interrupt for the VF + * in: (u32) a0 = GRPINTR_ENABLE : enable + * a0 = GRPINTR_DISABLE : disable + * a0 = GRPINTR_UPD_VECT: update group vector addr + * in: (u32) a1 = interrupt group count + * in: (u64) a2 = Start of host buffer address for DMAing group + * vector bitmap + * in: (u64) a3 = Stride between group vectors + */ + CMD_CONFIG_GRPINTR = _CMDC(_CMD_DIR_WRITE, _CMD_VTYPE_ENET, 75), + + /* + * Set cq arrary base and size in a list of consective wqs and + * rqs for a device + * in: (u16) a0 = the wq relative index in the device. + * -1 indicates skipping wq configuration + * in: (u16) a1 = the wcq relative index in the device + * in: (u16) a2 = the rq relative index in the device + * -1 indicates skipping rq configuration + * in: (u16) a3 = the rcq relative index in the device + */ + CMD_CONFIG_CQ_ARRAY = _CMDC(_CMD_DIR_WRITE, _CMD_VTYPE_ENET, 76), + + /* + * Add an advanced filter. + * in: (u64) a0= filter address + * (u32) a1= size of filter + * out: (u32) a0=filter identifier + * + * Capability query: + * out: (u64) a0= 1 if capabliity query supported + * (u64) a1= MAX filter type supported + */ + CMD_ADD_ADV_FILTER = _CMDC(_CMD_DIR_RW, _CMD_VTYPE_ENET, 77), }; /* CMD_ENABLE2 flags */ @@ -520,6 +634,9 @@ 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) */ + STAT_FAILOVER = 1 << 2, /* always set on vnics in pci standby state + * if seen a failover to the standby happened + */ }; enum vnic_devcmd_error { @@ -558,9 +675,9 @@ enum fwinfo_asic_type { FWINFO_ASIC_TYPE_UNKNOWN, FWINFO_ASIC_TYPE_PALO, FWINFO_ASIC_TYPE_SERENO, + FWINFO_ASIC_TYPE_CRUZ, }; - struct vnic_devcmd_notify { u32 csum; /* checksum over following words */ @@ -595,25 +712,16 @@ struct vnic_devcmd_provinfo { */ #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) +#define FILTER_FIELDS_USNIC (FILTER_FIELD_USNIC_VLAN | \ + FILTER_FIELD_USNIC_ETHTYPE | \ + FILTER_FIELD_USNIC_PROTO | \ + FILTER_FIELD_USNIC_ID) + struct filter_usnic_id { u32 flags; u16 vlan; @@ -628,10 +736,18 @@ struct filter_usnic_id { #define FILTER_FIELD_5TUP_SRC_PT FILTER_FIELD_VALID(4) #define FILTER_FIELD_5TUP_DST_PT FILTER_FIELD_VALID(5) +#define FILTER_FIELDS_IPV4_5TUPLE (FILTER_FIELD_5TUP_PROTO | \ + FILTER_FIELD_5TUP_SRC_AD | \ + FILTER_FIELD_5TUP_DST_AD | \ + FILTER_FIELD_5TUP_SRC_PT | \ + FILTER_FIELD_5TUP_DST_PT) + /* Enums for the protocol field. */ enum protocol_e { PROTO_UDP = 0, PROTO_TCP = 1, + PROTO_IPV4 = 2, + PROTO_IPV6 = 3 }; struct filter_ipv4_5tuple { @@ -646,12 +762,78 @@ struct filter_ipv4_5tuple { #define FILTER_FIELD_VMQ_VLAN FILTER_FIELD_VALID(1) #define FILTER_FIELD_VMQ_MAC FILTER_FIELD_VALID(2) +#define FILTER_FIELDS_MAC_VLAN (FILTER_FIELD_VMQ_VLAN | \ + FILTER_FIELD_VMQ_MAC) + +#define FILTER_FIELDS_NVGRE FILTER_FIELD_VMQ_MAC + struct filter_mac_vlan { u32 flags; u16 vlan; u8 mac_addr[6]; } __attribute__((packed)); +#define FILTER_FIELD_VLAN_IP_3TUP_VLAN FILTER_FIELD_VALID(1) +#define FILTER_FIELD_VLAN_IP_3TUP_L3_PROTO FILTER_FIELD_VALID(2) +#define FILTER_FIELD_VLAN_IP_3TUP_DST_AD FILTER_FIELD_VALID(3) +#define FILTER_FIELD_VLAN_IP_3TUP_L4_PROTO FILTER_FIELD_VALID(4) +#define FILTER_FIELD_VLAN_IP_3TUP_DST_PT FILTER_FIELD_VALID(5) + +#define FILTER_FIELDS_VLAN_IP_3TUP (FILTER_FIELD_VLAN_IP_3TUP_VLAN | \ + FILTER_FIELD_VLAN_IP_3TUP_L3_PROTO | \ + FILTER_FIELD_VLAN_IP_3TUP_DST_AD | \ + FILTER_FIELD_VLAN_IP_3TUP_L4_PROTO | \ + FILTER_FIELD_VLAN_IP_3TUP_DST_PT) + +struct filter_vlan_ip_3tuple { + u32 flags; + u16 vlan; + u16 l3_protocol; + union { + u32 dst_addr_v4; + u8 dst_addr_v6[16]; + } u; + u32 l4_protocol; + u16 dst_port; +} __attribute__((packed)); + +#define FILTER_GENERIC_1_BYTES 64 + +enum filter_generic_1_layer { + FILTER_GENERIC_1_L2, + FILTER_GENERIC_1_L3, + FILTER_GENERIC_1_L4, + FILTER_GENERIC_1_L5, + FILTER_GENERIC_1_NUM_LAYERS +}; + +#define FILTER_GENERIC_1_IPV4 (1 << 0) +#define FILTER_GENERIC_1_IPV6 (1 << 1) +#define FILTER_GENERIC_1_UDP (1 << 2) +#define FILTER_GENERIC_1_TCP (1 << 3) +#define FILTER_GENERIC_1_TCP_OR_UDP (1 << 4) +#define FILTER_GENERIC_1_IP4SUM_OK (1 << 5) +#define FILTER_GENERIC_1_L4SUM_OK (1 << 6) +#define FILTER_GENERIC_1_IPFRAG (1 << 7) + +#define FILTER_GENERIC_1_KEY_LEN 64 + +/* + * Version 1 of generic filter specification + * position is only 16 bits, reserving positions > 64k to be used by firmware + */ +struct filter_generic_1 { + u16 position; /* lower position comes first */ + u32 mask_flags; + u32 val_flags; + u16 mask_vlan; + u16 val_vlan; + struct { + u8 mask[FILTER_GENERIC_1_KEY_LEN]; /* 0 bit means "don't care"*/ + u8 val[FILTER_GENERIC_1_KEY_LEN]; + } __attribute__((packed)) layer[FILTER_GENERIC_1_NUM_LAYERS]; +} __attribute__((packed)); + /* Specifies the filter_action type. */ enum { FILTER_ACTION_RQ_STEERING = 0, @@ -670,6 +852,10 @@ enum filter_type { FILTER_USNIC_ID = 0, FILTER_IPV4_5TUPLE = 1, FILTER_MAC_VLAN = 2, + FILTER_VLAN_IP_3TUPLE = 3, + FILTER_NVGRE_VMQ = 4, + FILTER_USNIC_IP = 5, + FILTER_DPDK_1 = 6, FILTER_MAX }; @@ -679,6 +865,27 @@ struct filter { struct filter_usnic_id usnic; struct filter_ipv4_5tuple ipv4; struct filter_mac_vlan mac_vlan; + struct filter_vlan_ip_3tuple vlan_3tuple; + } u; +} __attribute__((packed)); + +/* + * This is a strict superset of "struct filter" and exists only + * because many drivers use "sizeof (struct filter)" in deciding TLV size. + * This new, larger struct filter would cause any code that uses that method + * to not work with older firmware, so we add filter_v2 to hold the + * new filter types. Drivers should use vnic_filter_size() to determine + * the TLV size instead of sizeof (struct fiter_v2) to guard against future + * growth. + */ +struct filter_v2 { + u32 type; + union { + struct filter_usnic_id usnic; + struct filter_ipv4_5tuple ipv4; + struct filter_mac_vlan mac_vlan; + struct filter_vlan_ip_3tuple vlan_3tuple; + struct filter_generic_1 generic_1; } u; } __attribute__((packed)); @@ -687,14 +894,55 @@ enum { CLSF_TLV_ACTION = 1, }; -#define FILTER_MAX_BUF_SIZE 100 /* Maximum size of buffer to CMD_ADD_FILTER */ - struct filter_tlv { - uint32_t type; - uint32_t length; - uint32_t val[0]; + u_int32_t type; + u_int32_t length; + u_int32_t val[0]; }; +/* Data for CMD_ADD_FILTER is 2 TLV and filter + action structs */ +#define FILTER_MAX_BUF_SIZE 100 +#define FILTER_V2_MAX_BUF_SIZE (sizeof(struct filter_v2) + \ + sizeof(struct filter_action) + \ + (2 * sizeof(struct filter_tlv))) + +/* + * Compute actual structure size given filter type. To be "future-proof," + * drivers should use this instead of "sizeof (struct filter_v2)" when + * computing length for TLV. + */ +static inline u_int32_t +vnic_filter_size(struct filter_v2 *fp) +{ + u_int32_t size; + + switch (fp->type) { + case FILTER_USNIC_ID: + size = sizeof(fp->u.usnic); + break; + case FILTER_IPV4_5TUPLE: + size = sizeof(fp->u.ipv4); + break; + case FILTER_MAC_VLAN: + case FILTER_NVGRE_VMQ: + size = sizeof(fp->u.mac_vlan); + break; + case FILTER_VLAN_IP_3TUPLE: + size = sizeof(fp->u.vlan_3tuple); + break; + case FILTER_USNIC_IP: + case FILTER_DPDK_1: + size = sizeof(fp->u.generic_1); + break; + default: + size = sizeof(fp->u); + break; + } + size += sizeof(fp->type); + return size; +} + + enum { CLSF_ADD = 0, CLSF_DEL = 1, @@ -766,8 +1014,30 @@ typedef enum { OVERLAY_FEATURE_MAX, } overlay_feature_t; -#define OVERLAY_OFFLOAD_ENABLE 0 -#define OVERLAY_OFFLOAD_DISABLE 1 +#define OVERLAY_OFFLOAD_ENABLE 0 +#define OVERLAY_OFFLOAD_DISABLE 1 +#define OVERLAY_OFFLOAD_ENABLE_V2 2 #define OVERLAY_CFG_VXLAN_PORT_UPDATE 0 + +/* + * 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 + */ +typedef enum { + VIC_FEATURE_VXLAN, + VIC_FEATURE_RDMA, + VIC_FEATURE_MAX, +} vic_feature_t; + +/* + * CMD_CONFIG_GRPINTR subcommands + */ +typedef enum { + GRPINTR_ENABLE = 1, + GRPINTR_DISABLE, + GRPINTR_UPD_VECT, +} grpintr_subcmd_t; + #endif /* _VNIC_DEVCMD_H_ */ |