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net: mscc: ocelot: export VCAP structures to include/soc/mscc 

The Felix driver will need to preinstall some VCAP filters for its
tag_8021q implementation (outside of the tc-flower offload logic), so
these need to be exported to the common includes.

Signed-off-by: Vladimir Oltean <vladimir.oltean@nxp.com>
Reviewed-by: Florian Fainelli <f.fainelli@gmail.com>
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
This commit is contained in:
Vladimir Oltean 2021-01-29 03:00:00 +02:00 committed by Jakub Kicinski
parent 9c7caf2806
commit 0e9bb4e9d9
4 changed files with 294 additions and 291 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

1
drivers/net/ethernet/mscc/ocelot_net.c
View File

@ -9,6 +9,7 @@
*/
#include <linux/if_bridge.h>
#include <net/pkt_cls.h>
#include "ocelot.h"
#include "ocelot_vcap.h"

2
drivers/net/ethernet/mscc/ocelot_vcap.c
View File

@ -1150,6 +1150,7 @@ int ocelot_vcap_filter_add(struct ocelot *ocelot,
vcap_entry_set(ocelot, index, filter);
return 0;
}
EXPORT_SYMBOL(ocelot_vcap_filter_add);
static void ocelot_vcap_block_remove_filter(struct ocelot *ocelot,
struct ocelot_vcap_block *block,
@ -1204,6 +1205,7 @@ int ocelot_vcap_filter_del(struct ocelot *ocelot,
return 0;
}
EXPORT_SYMBOL(ocelot_vcap_filter_del);
int ocelot_vcap_filter_stats_update(struct ocelot *ocelot,
struct ocelot_vcap_filter *filter)

293
drivers/net/ethernet/mscc/ocelot_vcap.h
View File

@ -7,300 +7,11 @@
#define _MSCC_OCELOT_VCAP_H_
#include "ocelot.h"
#include "ocelot_police.h"
#include <net/sch_generic.h>
#include <net/pkt_cls.h>
#include <soc/mscc/ocelot_vcap.h>
#include <net/flow_offload.h>
#define OCELOT_POLICER_DISCARD 0x17f
struct ocelot_ipv4 {
u8 addr[4];
};
enum ocelot_vcap_bit {
OCELOT_VCAP_BIT_ANY,
OCELOT_VCAP_BIT_0,
OCELOT_VCAP_BIT_1
};
struct ocelot_vcap_u8 {
u8 value[1];
u8 mask[1];
};
struct ocelot_vcap_u16 {
u8 value[2];
u8 mask[2];
};
struct ocelot_vcap_u24 {
u8 value[3];
u8 mask[3];
};
struct ocelot_vcap_u32 {
u8 value[4];
u8 mask[4];
};
struct ocelot_vcap_u40 {
u8 value[5];
u8 mask[5];
};
struct ocelot_vcap_u48 {
u8 value[6];
u8 mask[6];
};
struct ocelot_vcap_u64 {
u8 value[8];
u8 mask[8];
};
struct ocelot_vcap_u128 {
u8 value[16];
u8 mask[16];
};
struct ocelot_vcap_vid {
u16 value;
u16 mask;
};
struct ocelot_vcap_ipv4 {
struct ocelot_ipv4 value;
struct ocelot_ipv4 mask;
};
struct ocelot_vcap_udp_tcp {
u16 value;
u16 mask;
};
struct ocelot_vcap_port {
u8 value;
u8 mask;
};
enum ocelot_vcap_key_type {
OCELOT_VCAP_KEY_ANY,
OCELOT_VCAP_KEY_ETYPE,
OCELOT_VCAP_KEY_LLC,
OCELOT_VCAP_KEY_SNAP,
OCELOT_VCAP_KEY_ARP,
OCELOT_VCAP_KEY_IPV4,
OCELOT_VCAP_KEY_IPV6
};
struct ocelot_vcap_key_vlan {
struct ocelot_vcap_vid vid; /* VLAN ID (12 bit) */
struct ocelot_vcap_u8 pcp; /* PCP (3 bit) */
enum ocelot_vcap_bit dei; /* DEI */
enum ocelot_vcap_bit tagged; /* Tagged/untagged frame */
};
struct ocelot_vcap_key_etype {
struct ocelot_vcap_u48 dmac;
struct ocelot_vcap_u48 smac;
struct ocelot_vcap_u16 etype;
struct ocelot_vcap_u16 data; /* MAC data */
};
struct ocelot_vcap_key_llc {
struct ocelot_vcap_u48 dmac;
struct ocelot_vcap_u48 smac;
/* LLC header: DSAP at byte 0, SSAP at byte 1, Control at byte 2 */
struct ocelot_vcap_u32 llc;
};
struct ocelot_vcap_key_snap {
struct ocelot_vcap_u48 dmac;
struct ocelot_vcap_u48 smac;
/* SNAP header: Organization Code at byte 0, Type at byte 3 */
struct ocelot_vcap_u40 snap;
};
struct ocelot_vcap_key_arp {
struct ocelot_vcap_u48 smac;
enum ocelot_vcap_bit arp; /* Opcode ARP/RARP */
enum ocelot_vcap_bit req; /* Opcode request/reply */
enum ocelot_vcap_bit unknown; /* Opcode unknown */
enum ocelot_vcap_bit smac_match; /* Sender MAC matches SMAC */
enum ocelot_vcap_bit dmac_match; /* Target MAC matches DMAC */
/**< Protocol addr. length 4, hardware length 6 */
enum ocelot_vcap_bit length;
enum ocelot_vcap_bit ip; /* Protocol address type IP */
enum ocelot_vcap_bit ethernet; /* Hardware address type Ethernet */
struct ocelot_vcap_ipv4 sip; /* Sender IP address */
struct ocelot_vcap_ipv4 dip; /* Target IP address */
};
struct ocelot_vcap_key_ipv4 {
enum ocelot_vcap_bit ttl; /* TTL zero */
enum ocelot_vcap_bit fragment; /* Fragment */
enum ocelot_vcap_bit options; /* Header options */
struct ocelot_vcap_u8 ds;
struct ocelot_vcap_u8 proto; /* Protocol */
struct ocelot_vcap_ipv4 sip; /* Source IP address */
struct ocelot_vcap_ipv4 dip; /* Destination IP address */
struct ocelot_vcap_u48 data; /* Not UDP/TCP: IP data */
struct ocelot_vcap_udp_tcp sport; /* UDP/TCP: Source port */
struct ocelot_vcap_udp_tcp dport; /* UDP/TCP: Destination port */
enum ocelot_vcap_bit tcp_fin;
enum ocelot_vcap_bit tcp_syn;
enum ocelot_vcap_bit tcp_rst;
enum ocelot_vcap_bit tcp_psh;
enum ocelot_vcap_bit tcp_ack;
enum ocelot_vcap_bit tcp_urg;
enum ocelot_vcap_bit sip_eq_dip; /* SIP equals DIP */
enum ocelot_vcap_bit sport_eq_dport; /* SPORT equals DPORT */
enum ocelot_vcap_bit seq_zero; /* TCP sequence number is zero */
};
struct ocelot_vcap_key_ipv6 {
struct ocelot_vcap_u8 proto; /* IPv6 protocol */
struct ocelot_vcap_u128 sip; /* IPv6 source (byte 0-7 ignored) */
struct ocelot_vcap_u128 dip; /* IPv6 destination (byte 0-7 ignored) */
enum ocelot_vcap_bit ttl; /* TTL zero */
struct ocelot_vcap_u8 ds;
struct ocelot_vcap_u48 data; /* Not UDP/TCP: IP data */
struct ocelot_vcap_udp_tcp sport;
struct ocelot_vcap_udp_tcp dport;
enum ocelot_vcap_bit tcp_fin;
enum ocelot_vcap_bit tcp_syn;
enum ocelot_vcap_bit tcp_rst;
enum ocelot_vcap_bit tcp_psh;
enum ocelot_vcap_bit tcp_ack;
enum ocelot_vcap_bit tcp_urg;
enum ocelot_vcap_bit sip_eq_dip; /* SIP equals DIP */
enum ocelot_vcap_bit sport_eq_dport; /* SPORT equals DPORT */
enum ocelot_vcap_bit seq_zero; /* TCP sequence number is zero */
};
enum ocelot_mask_mode {
OCELOT_MASK_MODE_NONE,
OCELOT_MASK_MODE_PERMIT_DENY,
OCELOT_MASK_MODE_POLICY,
OCELOT_MASK_MODE_REDIRECT,
};
enum ocelot_es0_tag {
OCELOT_NO_ES0_TAG,
OCELOT_ES0_TAG,
OCELOT_FORCE_PORT_TAG,
OCELOT_FORCE_UNTAG,
};
enum ocelot_tag_tpid_sel {
OCELOT_TAG_TPID_SEL_8021Q,
OCELOT_TAG_TPID_SEL_8021AD,
};
struct ocelot_vcap_action {
union {
/* VCAP ES0 */
struct {
enum ocelot_es0_tag push_outer_tag;
enum ocelot_es0_tag push_inner_tag;
enum ocelot_tag_tpid_sel tag_a_tpid_sel;
int tag_a_vid_sel;
int tag_a_pcp_sel;
u16 vid_a_val;
u8 pcp_a_val;
u8 dei_a_val;
enum ocelot_tag_tpid_sel tag_b_tpid_sel;
int tag_b_vid_sel;
int tag_b_pcp_sel;
u16 vid_b_val;
u8 pcp_b_val;
u8 dei_b_val;
};
/* VCAP IS1 */
struct {
bool vid_replace_ena;
u16 vid;
bool vlan_pop_cnt_ena;
int vlan_pop_cnt;
bool pcp_dei_ena;
u8 pcp;
u8 dei;
bool qos_ena;
u8 qos_val;
u8 pag_override_mask;
u8 pag_val;
};
/* VCAP IS2 */
struct {
bool cpu_copy_ena;
u8 cpu_qu_num;
enum ocelot_mask_mode mask_mode;
unsigned long port_mask;
bool police_ena;
struct ocelot_policer pol;
u32 pol_ix;
};
};
};
struct ocelot_vcap_stats {
u64 bytes;
u64 pkts;
u64 used;
};
enum ocelot_vcap_filter_type {
OCELOT_VCAP_FILTER_DUMMY,
OCELOT_VCAP_FILTER_PAG,
OCELOT_VCAP_FILTER_OFFLOAD,
};
struct ocelot_vcap_filter {
struct list_head list;
enum ocelot_vcap_filter_type type;
int block_id;
int goto_target;
int lookup;
u8 pag;
u16 prio;
u32 id;
struct ocelot_vcap_action action;
struct ocelot_vcap_stats stats;
/* For VCAP IS1 and IS2 */
unsigned long ingress_port_mask;
/* For VCAP ES0 */
struct ocelot_vcap_port ingress_port;
struct ocelot_vcap_port egress_port;
enum ocelot_vcap_bit dmac_mc;
enum ocelot_vcap_bit dmac_bc;
struct ocelot_vcap_key_vlan vlan;
enum ocelot_vcap_key_type key_type;
union {
/* OCELOT_VCAP_KEY_ANY: No specific fields */
struct ocelot_vcap_key_etype etype;
struct ocelot_vcap_key_llc llc;
struct ocelot_vcap_key_snap snap;
struct ocelot_vcap_key_arp arp;
struct ocelot_vcap_key_ipv4 ipv4;
struct ocelot_vcap_key_ipv6 ipv6;
} key;
};
int ocelot_vcap_filter_add(struct ocelot *ocelot,
struct ocelot_vcap_filter *rule,
struct netlink_ext_ack *extack);
int ocelot_vcap_filter_del(struct ocelot *ocelot,
struct ocelot_vcap_filter *rule);
int ocelot_vcap_filter_stats_update(struct ocelot *ocelot,
struct ocelot_vcap_filter *rule);
struct ocelot_vcap_filter *

289
include/soc/mscc/ocelot_vcap.h
View File

@ -400,4 +400,293 @@ enum vcap_es0_action_field {
VCAP_ES0_ACT_HIT_STICKY,
};
struct ocelot_ipv4 {
u8 addr[4];
};
enum ocelot_vcap_bit {
OCELOT_VCAP_BIT_ANY,
OCELOT_VCAP_BIT_0,
OCELOT_VCAP_BIT_1
};
struct ocelot_vcap_u8 {
u8 value[1];
u8 mask[1];
};
struct ocelot_vcap_u16 {
u8 value[2];
u8 mask[2];
};
struct ocelot_vcap_u24 {
u8 value[3];
u8 mask[3];
};
struct ocelot_vcap_u32 {
u8 value[4];
u8 mask[4];
};
struct ocelot_vcap_u40 {
u8 value[5];
u8 mask[5];
};
struct ocelot_vcap_u48 {
u8 value[6];
u8 mask[6];
};
struct ocelot_vcap_u64 {
u8 value[8];
u8 mask[8];
};
struct ocelot_vcap_u128 {
u8 value[16];
u8 mask[16];
};
struct ocelot_vcap_vid {
u16 value;
u16 mask;
};
struct ocelot_vcap_ipv4 {
struct ocelot_ipv4 value;
struct ocelot_ipv4 mask;
};
struct ocelot_vcap_udp_tcp {
u16 value;
u16 mask;
};
struct ocelot_vcap_port {
u8 value;
u8 mask;
};
enum ocelot_vcap_key_type {
OCELOT_VCAP_KEY_ANY,
OCELOT_VCAP_KEY_ETYPE,
OCELOT_VCAP_KEY_LLC,
OCELOT_VCAP_KEY_SNAP,
OCELOT_VCAP_KEY_ARP,
OCELOT_VCAP_KEY_IPV4,
OCELOT_VCAP_KEY_IPV6
};
struct ocelot_vcap_key_vlan {
struct ocelot_vcap_vid vid; /* VLAN ID (12 bit) */
struct ocelot_vcap_u8 pcp; /* PCP (3 bit) */
enum ocelot_vcap_bit dei; /* DEI */
enum ocelot_vcap_bit tagged; /* Tagged/untagged frame */
};
struct ocelot_vcap_key_etype {
struct ocelot_vcap_u48 dmac;
struct ocelot_vcap_u48 smac;
struct ocelot_vcap_u16 etype;
struct ocelot_vcap_u16 data; /* MAC data */
};
struct ocelot_vcap_key_llc {
struct ocelot_vcap_u48 dmac;
struct ocelot_vcap_u48 smac;
/* LLC header: DSAP at byte 0, SSAP at byte 1, Control at byte 2 */
struct ocelot_vcap_u32 llc;
};
struct ocelot_vcap_key_snap {
struct ocelot_vcap_u48 dmac;
struct ocelot_vcap_u48 smac;
/* SNAP header: Organization Code at byte 0, Type at byte 3 */
struct ocelot_vcap_u40 snap;
};
struct ocelot_vcap_key_arp {
struct ocelot_vcap_u48 smac;
enum ocelot_vcap_bit arp; /* Opcode ARP/RARP */
enum ocelot_vcap_bit req; /* Opcode request/reply */
enum ocelot_vcap_bit unknown; /* Opcode unknown */
enum ocelot_vcap_bit smac_match; /* Sender MAC matches SMAC */
enum ocelot_vcap_bit dmac_match; /* Target MAC matches DMAC */
/**< Protocol addr. length 4, hardware length 6 */
enum ocelot_vcap_bit length;
enum ocelot_vcap_bit ip; /* Protocol address type IP */
enum ocelot_vcap_bit ethernet; /* Hardware address type Ethernet */
struct ocelot_vcap_ipv4 sip; /* Sender IP address */
struct ocelot_vcap_ipv4 dip; /* Target IP address */
};
struct ocelot_vcap_key_ipv4 {
enum ocelot_vcap_bit ttl; /* TTL zero */
enum ocelot_vcap_bit fragment; /* Fragment */
enum ocelot_vcap_bit options; /* Header options */
struct ocelot_vcap_u8 ds;
struct ocelot_vcap_u8 proto; /* Protocol */
struct ocelot_vcap_ipv4 sip; /* Source IP address */
struct ocelot_vcap_ipv4 dip; /* Destination IP address */
struct ocelot_vcap_u48 data; /* Not UDP/TCP: IP data */
struct ocelot_vcap_udp_tcp sport; /* UDP/TCP: Source port */
struct ocelot_vcap_udp_tcp dport; /* UDP/TCP: Destination port */
enum ocelot_vcap_bit tcp_fin;
enum ocelot_vcap_bit tcp_syn;
enum ocelot_vcap_bit tcp_rst;
enum ocelot_vcap_bit tcp_psh;
enum ocelot_vcap_bit tcp_ack;
enum ocelot_vcap_bit tcp_urg;
enum ocelot_vcap_bit sip_eq_dip; /* SIP equals DIP */
enum ocelot_vcap_bit sport_eq_dport; /* SPORT equals DPORT */
enum ocelot_vcap_bit seq_zero; /* TCP sequence number is zero */
};
struct ocelot_vcap_key_ipv6 {
struct ocelot_vcap_u8 proto; /* IPv6 protocol */
struct ocelot_vcap_u128 sip; /* IPv6 source (byte 0-7 ignored) */
struct ocelot_vcap_u128 dip; /* IPv6 destination (byte 0-7 ignored) */
enum ocelot_vcap_bit ttl; /* TTL zero */
struct ocelot_vcap_u8 ds;
struct ocelot_vcap_u48 data; /* Not UDP/TCP: IP data */
struct ocelot_vcap_udp_tcp sport;
struct ocelot_vcap_udp_tcp dport;
enum ocelot_vcap_bit tcp_fin;
enum ocelot_vcap_bit tcp_syn;
enum ocelot_vcap_bit tcp_rst;
enum ocelot_vcap_bit tcp_psh;
enum ocelot_vcap_bit tcp_ack;
enum ocelot_vcap_bit tcp_urg;
enum ocelot_vcap_bit sip_eq_dip; /* SIP equals DIP */
enum ocelot_vcap_bit sport_eq_dport; /* SPORT equals DPORT */
enum ocelot_vcap_bit seq_zero; /* TCP sequence number is zero */
};
enum ocelot_mask_mode {
OCELOT_MASK_MODE_NONE,
OCELOT_MASK_MODE_PERMIT_DENY,
OCELOT_MASK_MODE_POLICY,
OCELOT_MASK_MODE_REDIRECT,
};
enum ocelot_es0_tag {
OCELOT_NO_ES0_TAG,
OCELOT_ES0_TAG,
OCELOT_FORCE_PORT_TAG,
OCELOT_FORCE_UNTAG,
};
enum ocelot_tag_tpid_sel {
OCELOT_TAG_TPID_SEL_8021Q,
OCELOT_TAG_TPID_SEL_8021AD,
};
struct ocelot_vcap_action {
union {
/* VCAP ES0 */
struct {
enum ocelot_es0_tag push_outer_tag;
enum ocelot_es0_tag push_inner_tag;
enum ocelot_tag_tpid_sel tag_a_tpid_sel;
int tag_a_vid_sel;
int tag_a_pcp_sel;
u16 vid_a_val;
u8 pcp_a_val;
u8 dei_a_val;
enum ocelot_tag_tpid_sel tag_b_tpid_sel;
int tag_b_vid_sel;
int tag_b_pcp_sel;
u16 vid_b_val;
u8 pcp_b_val;
u8 dei_b_val;
};
/* VCAP IS1 */
struct {
bool vid_replace_ena;
u16 vid;
bool vlan_pop_cnt_ena;
int vlan_pop_cnt;
bool pcp_dei_ena;
u8 pcp;
u8 dei;
bool qos_ena;
u8 qos_val;
u8 pag_override_mask;
u8 pag_val;
};
/* VCAP IS2 */
struct {
bool cpu_copy_ena;
u8 cpu_qu_num;
enum ocelot_mask_mode mask_mode;
unsigned long port_mask;
bool police_ena;
struct ocelot_policer pol;
u32 pol_ix;
};
};
};
struct ocelot_vcap_stats {
u64 bytes;
u64 pkts;
u64 used;
};
enum ocelot_vcap_filter_type {
OCELOT_VCAP_FILTER_DUMMY,
OCELOT_VCAP_FILTER_PAG,
OCELOT_VCAP_FILTER_OFFLOAD,
};
struct ocelot_vcap_filter {
struct list_head list;
enum ocelot_vcap_filter_type type;
int block_id;
int goto_target;
int lookup;
u8 pag;
u16 prio;
u32 id;
struct ocelot_vcap_action action;
struct ocelot_vcap_stats stats;
/* For VCAP IS1 and IS2 */
unsigned long ingress_port_mask;
/* For VCAP ES0 */
struct ocelot_vcap_port ingress_port;
struct ocelot_vcap_port egress_port;
enum ocelot_vcap_bit dmac_mc;
enum ocelot_vcap_bit dmac_bc;
struct ocelot_vcap_key_vlan vlan;
enum ocelot_vcap_key_type key_type;
union {
/* OCELOT_VCAP_KEY_ANY: No specific fields */
struct ocelot_vcap_key_etype etype;
struct ocelot_vcap_key_llc llc;
struct ocelot_vcap_key_snap snap;
struct ocelot_vcap_key_arp arp;
struct ocelot_vcap_key_ipv4 ipv4;
struct ocelot_vcap_key_ipv6 ipv6;
} key;
};
int ocelot_vcap_filter_add(struct ocelot *ocelot,
struct ocelot_vcap_filter *rule,
struct netlink_ext_ack *extack);
int ocelot_vcap_filter_del(struct ocelot *ocelot,
struct ocelot_vcap_filter *rule);
#endif /* _OCELOT_VCAP_H_ */